diff options
418 files changed, 13143 insertions, 18451 deletions
@@ -169,7 +169,7 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \ -e s/arm.*/arm/ -e s/sa110/arm/ \ -e s/s390x/s390/ -e s/parisc64/parisc/ \ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ - -e s/sh[234].*/sh/ ) + -e s/sh.*/sh/ ) # Cross compiling and selecting different set of gcc/bin-utils # --------------------------------------------------------------------------- diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 496d635..1cd9c8f 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -6,8 +6,7 @@ mainmenu "Linux/SuperH Kernel Configuration" config SUPERH - bool - default y + def_bool y select EMBEDDED help The SuperH is a RISC processor targeted for use in embedded systems @@ -15,36 +14,36 @@ config SUPERH gaming console. The SuperH port has a home page at <http://www.linux-sh.org/>. +config SUPERH32 + def_bool !SUPERH64 + +config SUPERH64 + def_bool y if CPU_SH5 + config RWSEM_GENERIC_SPINLOCK - bool - default y + def_bool y config RWSEM_XCHGADD_ALGORITHM bool config GENERIC_BUG def_bool y - depends on BUG + depends on BUG && SUPERH32 config GENERIC_FIND_NEXT_BIT - bool - default y + def_bool y config GENERIC_HWEIGHT - bool - default y + def_bool y config GENERIC_HARDIRQS - bool - default y + def_bool y config GENERIC_IRQ_PROBE - bool - default y + def_bool y config GENERIC_CALIBRATE_DELAY - bool - default y + def_bool y config GENERIC_IOMAP bool @@ -75,20 +74,16 @@ config ARCH_MAY_HAVE_PC_FDC bool config STACKTRACE_SUPPORT - bool - default y + def_bool y config LOCKDEP_SUPPORT - bool - default y + def_bool y config ARCH_HAS_ILOG2_U32 - bool - default n + def_bool n config ARCH_HAS_ILOG2_U64 - bool - default n + def_bool n config ARCH_NO_VIRT_TO_BUS def_bool y @@ -97,110 +92,234 @@ source "init/Kconfig" menu "System type" -source "arch/sh/mm/Kconfig" +# +# Processor families +# +config CPU_SH2 + bool -menu "Processor features" +config CPU_SH2A + bool + select CPU_SH2 + +config CPU_SH3 + bool + select CPU_HAS_INTEVT + select CPU_HAS_SR_RB + +config CPU_SH4 + bool + select CPU_HAS_INTEVT + select CPU_HAS_SR_RB + select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2 + select CPU_HAS_FPU if !CPU_SH4AL_DSP + +config CPU_SH4A + bool + select CPU_SH4 + +config CPU_SH4AL_DSP + bool + select CPU_SH4A + select CPU_HAS_DSP + +config CPU_SH5 + bool + select CPU_HAS_FPU + +config CPU_SHX2 + bool + +config CPU_SHX3 + bool choice - prompt "Endianess selection" - default CPU_LITTLE_ENDIAN - help - Some SuperH machines can be configured for either little or big - endian byte order. These modes require different kernels. + prompt "Processor sub-type selection" -config CPU_LITTLE_ENDIAN - bool "Little Endian" +# +# Processor subtypes +# -config CPU_BIG_ENDIAN - bool "Big Endian" +# SH-2 Processor Support -endchoice +config CPU_SUBTYPE_SH7619 + bool "Support SH7619 processor" + select CPU_SH2 + +# SH-2A Processor Support + +config CPU_SUBTYPE_SH7203 + bool "Support SH7203 processor" + select CPU_SH2A + select CPU_HAS_FPU + +config CPU_SUBTYPE_SH7206 + bool "Support SH7206 processor" + select CPU_SH2A -config SH_FPU - bool "FPU support" - depends on CPU_HAS_FPU - default y +config CPU_SUBTYPE_SH7263 + bool "Support SH7263 processor" + select CPU_SH2A + select CPU_HAS_FPU + +# SH-3 Processor Support + +config CPU_SUBTYPE_SH7705 + bool "Support SH7705 processor" + select CPU_SH3 + +config CPU_SUBTYPE_SH7706 + bool "Support SH7706 processor" + select CPU_SH3 help - Selecting this option will enable support for SH processors that - have FPU units (ie, SH77xx). + Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. - This option must be set in order to enable the FPU. +config CPU_SUBTYPE_SH7707 + bool "Support SH7707 processor" + select CPU_SH3 + help + Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. -config SH_FPU_EMU - bool "FPU emulation support" - depends on !SH_FPU && EXPERIMENTAL - default n +config CPU_SUBTYPE_SH7708 + bool "Support SH7708 processor" + select CPU_SH3 help - Selecting this option will enable support for software FPU emulation. - Most SH-3 users will want to say Y here, whereas most SH-4 users will - want to say N. + Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or + if you have a 100 Mhz SH-3 HD6417708R CPU. -config SH_DSP - bool "DSP support" - depends on CPU_HAS_DSP - default y +config CPU_SUBTYPE_SH7709 + bool "Support SH7709 processor" + select CPU_SH3 help - Selecting this option will enable support for SH processors that - have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP). + Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. - This option must be set in order to enable the DSP. +config CPU_SUBTYPE_SH7710 + bool "Support SH7710 processor" + select CPU_SH3 + select CPU_HAS_DSP + help + Select SH7710 if you have a SH3-DSP SH7710 CPU. -config SH_ADC - bool "ADC support" - depends on CPU_SH3 - default y +config CPU_SUBTYPE_SH7712 + bool "Support SH7712 processor" + select CPU_SH3 + select CPU_HAS_DSP help - Selecting this option will allow the Linux kernel to use SH3 on-chip - ADC module. + Select SH7712 if you have a SH3-DSP SH7712 CPU. - If unsure, say N. +config CPU_SUBTYPE_SH7720 + bool "Support SH7720 processor" + select CPU_SH3 + select CPU_HAS_DSP + help + Select SH7720 if you have a SH3-DSP SH7720 CPU. -config SH_STORE_QUEUES - bool "Support for Store Queues" - depends on CPU_SH4 +config CPU_SUBTYPE_SH7721 + bool "Support SH7721 processor" + select CPU_SH3 + select CPU_HAS_DSP help - Selecting this option will enable an in-kernel API for manipulating - the store queues integrated in the SH-4 processors. + Select SH7721 if you have a SH3-DSP SH7721 CPU. -config SPECULATIVE_EXECUTION - bool "Speculative subroutine return" - depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL +# SH-4 Processor Support + +config CPU_SUBTYPE_SH7750 + bool "Support SH7750 processor" + select CPU_SH4 help - This enables support for a speculative instruction fetch for - subroutine return. There are various pitfalls associated with - this, as outlined in the SH7780 hardware manual. + Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. - If unsure, say N. +config CPU_SUBTYPE_SH7091 + bool "Support SH7091 processor" + select CPU_SH4 + help + Select SH7091 if you have an SH-4 based Sega device (such as + the Dreamcast, Naomi, and Naomi 2). -config CPU_HAS_INTEVT - bool +config CPU_SUBTYPE_SH7750R + bool "Support SH7750R processor" + select CPU_SH4 -config CPU_HAS_MASKREG_IRQ - bool +config CPU_SUBTYPE_SH7750S + bool "Support SH7750S processor" + select CPU_SH4 -config CPU_HAS_IPR_IRQ - bool +config CPU_SUBTYPE_SH7751 + bool "Support SH7751 processor" + select CPU_SH4 + help + Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, + or if you have a HD6417751R CPU. -config CPU_HAS_SR_RB - bool +config CPU_SUBTYPE_SH7751R + bool "Support SH7751R processor" + select CPU_SH4 + +config CPU_SUBTYPE_SH7760 + bool "Support SH7760 processor" + select CPU_SH4 + +config CPU_SUBTYPE_SH4_202 + bool "Support SH4-202 processor" + select CPU_SH4 + +# SH-4A Processor Support + +config CPU_SUBTYPE_SH7763 + bool "Support SH7763 processor" + select CPU_SH4A help - This will enable the use of SR.RB register bank usage. Processors - that are lacking this bit must have another method in place for - accomplishing what is taken care of by the banked registers. + Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. - See <file:Documentation/sh/register-banks.txt> for further - information on SR.RB and register banking in the kernel in general. +config CPU_SUBTYPE_SH7770 + bool "Support SH7770 processor" + select CPU_SH4A -config CPU_HAS_PTEA - bool +config CPU_SUBTYPE_SH7780 + bool "Support SH7780 processor" + select CPU_SH4A -config CPU_HAS_DSP - bool +config CPU_SUBTYPE_SH7785 + bool "Support SH7785 processor" + select CPU_SH4A + select CPU_SHX2 + select ARCH_SPARSEMEM_ENABLE + select SYS_SUPPORTS_NUMA -config CPU_HAS_FPU - bool +config CPU_SUBTYPE_SHX3 + bool "Support SH-X3 processor" + select CPU_SH4A + select CPU_SHX3 + select ARCH_SPARSEMEM_ENABLE + select SYS_SUPPORTS_NUMA + select SYS_SUPPORTS_SMP -endmenu +# SH4AL-DSP Processor Support + +config CPU_SUBTYPE_SH7343 + bool "Support SH7343 processor" + select CPU_SH4AL_DSP + +config CPU_SUBTYPE_SH7722 + bool "Support SH7722 processor" + select CPU_SH4AL_DSP + select CPU_SHX2 + select ARCH_SPARSEMEM_ENABLE + select SYS_SUPPORTS_NUMA + +# SH-5 Processor Support + +config CPU_SUBTYPE_SH5_101 + bool "Support SH5-101 processor" + select CPU_SH5 + +config CPU_SUBTYPE_SH5_103 + bool "Support SH5-103 processor" + +endchoice + +source "arch/sh/mm/Kconfig" +source "arch/sh/Kconfig.cpu" menu "Board support" @@ -321,13 +440,6 @@ config SH_SECUREEDGE5410 This includes both the OEM SecureEdge products as well as the SME product line. -config SH_HS7751RVOIP - bool "HS7751RVOIP" - depends on CPU_SUBTYPE_SH7751R - help - Select HS7751RVOIP if configuring for a Renesas Technology - Sales VoIP board. - config SH_7710VOIPGW bool "SH7710-VOIP-GW" depends on CPU_SUBTYPE_SH7710 @@ -343,6 +455,14 @@ config SH_RTS7751R2D Select RTS7751R2D if configuring for a Renesas Technology Sales SH-Graphics board. +config SH_SDK7780 + bool "SDK7780R3" + depends on CPU_SUBTYPE_SH7780 + select SYS_SUPPORTS_PCI + help + Select SDK7780 if configuring for a Renesas SH7780 SDK7780R3 + evaluation board. + config SH_HIGHLANDER bool "Highlander" depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 @@ -399,41 +519,47 @@ config SH_MAGIC_PANEL_R2 help Select Magic Panel R2 if configuring for Magic Panel R2. +config SH_CAYMAN + bool "Hitachi Cayman" + depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103 + select SYS_SUPPORTS_PCI + endmenu -source "arch/sh/boards/renesas/hs7751rvoip/Kconfig" source "arch/sh/boards/renesas/rts7751r2d/Kconfig" source "arch/sh/boards/renesas/r7780rp/Kconfig" +source "arch/sh/boards/renesas/sdk7780/Kconfig" source "arch/sh/boards/magicpanelr2/Kconfig" menu "Timer and clock configuration" config SH_TMU - bool "TMU timer support" + def_bool y + prompt "TMU timer support" depends on CPU_SH3 || CPU_SH4 select GENERIC_TIME select GENERIC_CLOCKEVENTS - default y help This enables the use of the TMU as the system timer. config SH_CMT - bool "CMT timer support" + def_bool y + prompt "CMT timer support" depends on CPU_SH2 - default y help This enables the use of the CMT as the system timer. config SH_MTU2 - bool "MTU2 timer support" + def_bool n + prompt "MTU2 timer support" depends on CPU_SH2A - default n help This enables the use of the MTU2 as the system timer. config SH_TIMER_IRQ int - default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 + default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \ + CPU_SUBTYPE_SH7763 default "86" if CPU_SUBTYPE_SH7619 default "140" if CPU_SUBTYPE_SH7206 default "16" @@ -445,7 +571,8 @@ config SH_PCLK_FREQ default "32000000" if CPU_SUBTYPE_SH7722 default "33333333" if CPU_SUBTYPE_SH7770 || \ CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \ - CPU_SUBTYPE_SH7206 + CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \ + CPU_SUBTYPE_SH7263 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R default "66000000" if CPU_SUBTYPE_SH4_202 default "50000000" @@ -456,7 +583,7 @@ config SH_PCLK_FREQ config SH_CLK_MD int "CPU Mode Pin Setting" - depends on CPU_SUBTYPE_SH7619 || CPU_SUBTYPE_SH7206 + depends on CPU_SH2 default 6 if CPU_SUBTYPE_SH7206 default 5 if CPU_SUBTYPE_SH7619 default 0 @@ -490,9 +617,8 @@ source "arch/sh/drivers/Kconfig" endmenu config ISA_DMA_API - bool + def_bool y depends on SH_MPC1211 - default y menu "Kernel features" @@ -570,7 +696,7 @@ source "kernel/Kconfig.preempt" config GUSA def_bool y - depends on !SMP + depends on !SMP && SUPERH32 help This enables support for gUSA (general UserSpace Atomicity). This is the default implementation for both UP and non-ll/sc @@ -582,6 +708,16 @@ config GUSA This should only be disabled for special cases where alternate atomicity implementations exist. +config GUSA_RB + bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" + depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) + help + Enabling this option will allow the kernel to implement some + atomic operations using a software implemention of load-locked/ + store-conditional (LLSC). On machines which do not have hardware + LLSC, this should be more efficient than the other alternative of + disabling insterrupts around the atomic sequence. + endmenu menu "Boot options" diff --git a/arch/sh/Kconfig.cpu b/arch/sh/Kconfig.cpu new file mode 100644 index 0000000..d850184 --- /dev/null +++ b/arch/sh/Kconfig.cpu @@ -0,0 +1,115 @@ +menu "Processor features" + +choice + prompt "Endianess selection" + default CPU_LITTLE_ENDIAN + help + Some SuperH machines can be configured for either little or big + endian byte order. These modes require different kernels. + +config CPU_LITTLE_ENDIAN + bool "Little Endian" + +config CPU_BIG_ENDIAN + bool "Big Endian" + +endchoice + +config SH_FPU + def_bool y + prompt "FPU support" + depends on CPU_HAS_FPU + help + Selecting this option will enable support for SH processors that + have FPU units (ie, SH77xx). + + This option must be set in order to enable the FPU. + +config SH64_FPU_DENORM_FLUSH + bool "Flush floating point denorms to zero" + depends on SH_FPU && SUPERH64 + +config SH_FPU_EMU + def_bool n + prompt "FPU emulation support" + depends on !SH_FPU && EXPERIMENTAL + help + Selecting this option will enable support for software FPU emulation. + Most SH-3 users will want to say Y here, whereas most SH-4 users will + want to say N. + +config SH_DSP + def_bool y + prompt "DSP support" + depends on CPU_HAS_DSP + help + Selecting this option will enable support for SH processors that + have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP). + + This option must be set in order to enable the DSP. + +config SH_ADC + def_bool y + prompt "ADC support" + depends on CPU_SH3 + help + Selecting this option will allow the Linux kernel to use SH3 on-chip + ADC module. + + If unsure, say N. + +config SH_STORE_QUEUES + bool "Support for Store Queues" + depends on CPU_SH4 + help + Selecting this option will enable an in-kernel API for manipulating + the store queues integrated in the SH-4 processors. + +config SPECULATIVE_EXECUTION + bool "Speculative subroutine return" + depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL + help + This enables support for a speculative instruction fetch for + subroutine return. There are various pitfalls associated with + this, as outlined in the SH7780 hardware manual. + + If unsure, say N. + +config SH64_USER_MISALIGNED_FIXUP + def_bool y + prompt "Fixup misaligned loads/stores occurring in user mode" + depends on SUPERH64 + +config SH64_ID2815_WORKAROUND + bool "Include workaround for SH5-101 cut2 silicon defect ID2815" + depends on CPU_SUBTYPE_SH5_101 + +config CPU_HAS_INTEVT + bool + +config CPU_HAS_MASKREG_IRQ + bool + +config CPU_HAS_IPR_IRQ + bool + +config CPU_HAS_SR_RB + bool + help + This will enable the use of SR.RB register bank usage. Processors + that are lacking this bit must have another method in place for + accomplishing what is taken care of by the banked registers. + + See <file:Documentation/sh/register-banks.txt> for further + information on SR.RB and register banking in the kernel in general. + +config CPU_HAS_PTEA + bool + +config CPU_HAS_DSP + bool + +config CPU_HAS_FPU + bool + +endmenu diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 722da68..f7c7161 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -1,8 +1,7 @@ menu "Kernel hacking" config TRACE_IRQFLAGS_SUPPORT - bool - default y + def_bool y source "lib/Kconfig.debug" @@ -30,12 +29,13 @@ config EARLY_SCIF_CONSOLE config EARLY_SCIF_CONSOLE_PORT hex depends on EARLY_SCIF_CONSOLE - default "0xffe00000" if CPU_SUBTYPE_SH7780 + default "0xffe00000" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7763 default "0xffea0000" if CPU_SUBTYPE_SH7785 - default "0xfffe9800" if CPU_SUBTYPE_SH7206 + default "0xfffe8000" if CPU_SUBTYPE_SH7203 + default "0xfffe9800" if CPU_SUBTYPE_SH7206 || CPU_SUBTYPE_SH7263 default "0xf8420000" if CPU_SUBTYPE_SH7619 default "0xa4400000" if CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7705 - default "0xa4430000" if CPU_SUBTYPE_SH7720 + default "0xa4430000" if CPU_SUBTYPE_SH7720 || CPU_SUBTYPE_SH7721 default "0xffc30000" if CPU_SUBTYPE_SHX3 default "0xffe80000" if CPU_SH4 default "0x00000000" @@ -62,7 +62,7 @@ config DEBUG_BOOTMEM config DEBUG_STACKOVERFLOW bool "Check for stack overflows" - depends on DEBUG_KERNEL + depends on DEBUG_KERNEL && SUPERH32 help This option will cause messages to be printed if free stack space drops below a certain limit. @@ -88,7 +88,7 @@ config 4KSTACKS config IRQSTACKS bool "Use separate kernel stacks when processing interrupts" - depends on DEBUG_KERNEL + depends on DEBUG_KERNEL && SUPERH32 help If you say Y here the kernel will use separate kernel stacks for handling hard and soft interrupts. This can help avoid @@ -119,19 +119,19 @@ config COMPILE_OPTIONS depends on MORE_COMPILE_OPTIONS config KGDB_NMI - bool "Enter KGDB on NMI" - default n + def_bool n + prompt "Enter KGDB on NMI" config SH_KGDB_CONSOLE - bool "Console messages through GDB" + def_bool n + prompt "Console messages through GDB" depends on !SERIAL_SH_SCI_CONSOLE && SERIAL_SH_SCI=y select SERIAL_CORE_CONSOLE - default n config KGDB_SYSRQ - bool "Allow SysRq 'G' to enter KGDB" + def_bool y + prompt "Allow SysRq 'G' to enter KGDB" depends on MAGIC_SYSRQ - default y comment "Serial port setup" @@ -174,4 +174,29 @@ endchoice endmenu +if SUPERH64 + +config SH64_PROC_ASIDS + bool "Debug: report ASIDs through /proc/asids" + depends on PROC_FS + +config SH64_SR_WATCH + bool "Debug: set SR.WATCH to enable hardware watchpoints and trace" + +config POOR_MANS_STRACE + bool "Debug: enable rudimentary strace facility" + help + This option allows system calls to be traced to the console. It also + aids in detecting kernel stack underflow. It is useful for debugging + early-userland problems (e.g. init incurring fatal exceptions.) + +config SH_ALPHANUMERIC + bool "Enable debug outputs to on-board alphanumeric display" + depends on SH_CAYMAN + +config SH_NO_BSS_INIT + bool "Avoid zeroing BSS (to speed-up startup on suitable platforms)" + +endif + endmenu diff --git a/arch/sh/Makefile b/arch/sh/Makefile index e189fae..17fc361 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -1,17 +1,13 @@ -# $Id: Makefile,v 1.35 2004/04/15 03:39:20 sugioka Exp $ # -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. +# arch/sh/Makefile # # Copyright (C) 1999 Kaz Kojima # Copyright (C) 2002, 2003, 2004 Paul Mundt # Copyright (C) 2002 M. R. Brown # -# This file is included by the global makefile so that you can add your own -# architecture-specific flags and dependencies. Remember to do have actions -# for "archclean" and "archdep" for cleaning up and making dependencies for -# this architecture +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. # isa-y := any isa-$(CONFIG_SH_DSP) := sh @@ -21,13 +17,9 @@ isa-$(CONFIG_CPU_SH3) := sh3 isa-$(CONFIG_CPU_SH4) := sh4 isa-$(CONFIG_CPU_SH4A) := sh4a isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al - +isa-$(CONFIG_CPU_SH5) := shmedia isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp -ifndef CONFIG_MMU -isa-y := $(isa-y)-nommu -endif - ifndef CONFIG_SH_DSP ifndef CONFIG_SH_FPU isa-y := $(isa-y)-nofpu @@ -44,6 +36,7 @@ cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ $(call cc-option,-m4a-nofpu,) +cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,) cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml @@ -66,22 +59,27 @@ cflags-y += $(isaflags-y) -ffreestanding cflags-$(CONFIG_MORE_COMPILE_OPTIONS) += \ $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g') -OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment -R .stab -R .stabstr -S +OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \ + -R .stab -R .stabstr -S -# -# arch/sh/defconfig doesn't reflect any real hardware, and as such should -# never be used by anyone. Use a board-specific defconfig that has a -# reasonable chance of being current instead. -# -KBUILD_DEFCONFIG := r7780rp_defconfig +# Give the various platforms the opportunity to set default image types +defaultimage-$(CONFIG_SUPERH32) := zImage -KBUILD_IMAGE := arch/sh/boot/zImage +# Set some sensible Kbuild defaults +KBUILD_DEFCONFIG := r7780mp_defconfig +KBUILD_IMAGE := $(defaultimage-y) # # Choosing incompatible machines durings configuration will result in # error messages during linking. # -LDFLAGS_vmlinux += -e _stext +ifdef CONFIG_SUPERH32 +LDFLAGS_vmlinux += -e _stext +else +LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \ + --defsym phys_stext_shmedia=phys_stext+1 \ + -e phys_stext_shmedia +endif ifdef CONFIG_CPU_LITTLE_ENDIAN LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64' @@ -94,7 +92,9 @@ endif KBUILD_CFLAGS += -pipe $(cflags-y) KBUILD_AFLAGS += $(cflags-y) -head-y := arch/sh/kernel/head.o arch/sh/kernel/init_task.o +head-y := arch/sh/kernel/init_task.o +head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o +head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) @@ -112,11 +112,11 @@ machdir-$(CONFIG_SH_DREAMCAST) += dreamcast machdir-$(CONFIG_SH_MPC1211) += mpc1211 machdir-$(CONFIG_SH_SH03) += sh03 machdir-$(CONFIG_SH_SECUREEDGE5410) += snapgear -machdir-$(CONFIG_SH_HS7751RVOIP) += renesas/hs7751rvoip machdir-$(CONFIG_SH_RTS7751R2D) += renesas/rts7751r2d machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705 machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp +machdir-$(CONFIG_SH_SDK7780) += renesas/sdk7780 machdir-$(CONFIG_SH_7710VOIPGW) += renesas/sh7710voipgw machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev @@ -127,6 +127,7 @@ machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) += se/7206 machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) += se/7619 machdir-$(CONFIG_SH_LBOX_RE2) += lboxre2 machdir-$(CONFIG_SH_MAGIC_PANEL_R2) += magicpanelr2 +machdir-$(CONFIG_SH_CAYMAN) += cayman incdir-y := $(notdir $(machdir-y)) @@ -137,22 +138,22 @@ endif # Companion chips core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/ -core-$(CONFIG_MFD_SM501) += arch/sh/cchips/voyagergx/ cpuincdir-$(CONFIG_CPU_SH2) := cpu-sh2 cpuincdir-$(CONFIG_CPU_SH2A) := cpu-sh2a cpuincdir-$(CONFIG_CPU_SH3) := cpu-sh3 cpuincdir-$(CONFIG_CPU_SH4) := cpu-sh4 +cpuincdir-$(CONFIG_CPU_SH5) := cpu-sh5 -libs-y := arch/sh/lib/ $(libs-y) $(LIBGCC) +libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) +libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) +libs-y += $(LIBGCC) drivers-y += arch/sh/drivers/ drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/ boot := arch/sh/boot -CPPFLAGS_vmlinux.lds := -traditional - incdir-prefix := $(srctree)/include/asm-sh/ # Update machine arch and proc symlinks if something which affects @@ -196,29 +197,61 @@ include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \ done @touch $@ -archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools - PHONY += maketools FORCE + maketools: include/linux/version.h FORCE $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h -all: zImage +all: $(KBUILD_IMAGE) zImage uImage uImage.srec vmlinux.srec: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ compressed: zImage +archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools \ + arch/sh/lib64/syscalltab.h + archclean: $(Q)$(MAKE) $(clean)=$(boot) -CLEAN_FILES += include/asm-sh/machtypes.h \ - include/asm-sh/cpu include/asm-sh/.cpu \ - include/asm-sh/mach include/asm-sh/.mach - define archhelp @echo '* zImage - Compressed kernel image' @echo ' vmlinux.srec - Create an ELF S-record' @echo ' uImage - Create a bootable image for U-Boot' @echo ' uImage.srec - Create an S-record for U-Boot' endef + +define filechk_gen-syscalltab + (set -e; \ + echo "/*"; \ + echo " * DO NOT MODIFY."; \ + echo " *"; \ + echo " * This file was generated by arch/sh/Makefile"; \ + echo " * Any changes will be reverted at build time."; \ + echo " */"; \ + echo ""; \ + echo "#ifndef __SYSCALLTAB_H"; \ + echo "#define __SYSCALLTAB_H"; \ + echo ""; \ + echo "#include <linux/kernel.h>"; \ + echo ""; \ + echo "struct syscall_info {"; \ + echo " const char *name;"; \ + echo "} syscall_info_table[] = {"; \ + sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \ + s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \ + echo "};"; \ + echo ""; \ + echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)";\ + echo ""; \ + echo "#endif /* __SYSCALLTAB_H */" ) +endef + +arch/sh/lib64/syscalltab.h: arch/sh/kernel/syscalls_64.S + $(call filechk,gen-syscalltab) + +CLEAN_FILES += arch/sh/lib64/syscalltab.h \ + include/asm-sh/machtypes.h \ + include/asm-sh/cpu include/asm-sh/.cpu \ + include/asm-sh/mach include/asm-sh/.mach diff --git a/arch/sh/boards/cayman/Makefile b/arch/sh/boards/cayman/Makefile new file mode 100644 index 0000000..489a8f8 --- /dev/null +++ b/arch/sh/boards/cayman/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for the Hitachi Cayman specific parts of the kernel +# +obj-y := setup.o irq.o +obj-$(CONFIG_HEARTBEAT) += led.o diff --git a/arch/sh64/mach-cayman/irq.c b/arch/sh/boards/cayman/irq.c index aaad36d..30ec7be 100644 --- a/arch/sh64/mach-cayman/irq.c +++ b/arch/sh/boards/cayman/irq.c @@ -1,24 +1,26 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/irq_cayman.c - * - * SH-5 Cayman Interrupt Support + * arch/sh/mach-cayman/irq.c - SH-5 Cayman Interrupt Support * * This file handles the board specific parts of the Cayman interrupt system * * Copyright (C) 2002 Stuart Menefy + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - -#include <asm/irq.h> -#include <asm/page.h> -#include <asm/io.h> +#include <linux/io.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/signal.h> -#include <asm/cayman.h> +#include <asm/cpu/irq.h> +#include <asm/page.h> + +/* Setup for the SMSC FDC37C935 / LAN91C100FD */ +#define SMSC_IRQ IRQ_IRL1 + +/* Setup for PCI Bus 2, which transmits interrupts via the EPLD */ +#define PCI2_IRQ IRQ_IRL3 unsigned long epld_virt; diff --git a/arch/sh64/mach-cayman/led.c b/arch/sh/boards/cayman/led.c index b4e122f..a808eac 100644 --- a/arch/sh64/mach-cayman/led.c +++ b/arch/sh/boards/cayman/led.c @@ -1,5 +1,5 @@ /* - * arch/sh64/mach-cayman/led.c + * arch/sh/boards/cayman/led.c * * Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com> * diff --git a/arch/sh64/mach-cayman/setup.c b/arch/sh/boards/cayman/setup.c index 726c520..8c9fa47 100644 --- a/arch/sh64/mach-cayman/setup.c +++ b/arch/sh/boards/cayman/setup.c @@ -1,28 +1,19 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mach-cayman/setup.c + * arch/sh/mach-cayman/setup.c * * SH5 Cayman support * - * This file handles the architecture-dependent parts of initialization + * Copyright (C) 2002 David J. Mckay & Benedict Gaster + * Copyright (C) 2003 - 2007 Paul Mundt * - * Copyright David J. Mckay. - * Needs major work! - * - * benedict.gaster@superh.com: 3rd May 2002 - * Added support for ramdisk, removing statically linked romfs at the same time. - * - * lethal@linux-sh.org: 15th May 2003 - * Use the generic procfs cpuinfo interface, just return a valid board name. + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #include <linux/init.h> +#include <linux/io.h> #include <linux/kernel.h> -#include <asm/platform.h> -#include <asm/irq.h> -#include <asm/io.h> +#include <asm/cpu/irq.h> /* * Platform Dependent Interrupt Priorities. @@ -96,42 +87,6 @@ unsigned long smsc_superio_virt; -/* - * Platform dependent structures: maps and parms block. - */ -struct resource io_resources[] = { - /* To be updated with external devices */ -}; - -struct resource kram_resources[] = { - /* These must be last in the array */ - { .name = "Kernel code", .start = 0, .end = 0 }, - /* These must be last in the array */ - { .name = "Kernel data", .start = 0, .end = 0 } -}; - -struct resource xram_resources[] = { - /* To be updated with external devices */ -}; - -struct resource rom_resources[] = { - /* To be updated with external devices */ -}; - -struct sh64_platform platform_parms = { - .readonly_rootfs = 1, - .initial_root_dev = 0x0100, - .loader_type = 1, - .io_res_p = io_resources, - .io_res_count = ARRAY_SIZE(io_resources), - .kram_res_p = kram_resources, - .kram_res_count = ARRAY_SIZE(kram_resources), - .xram_res_p = xram_resources, - .xram_res_count = ARRAY_SIZE(xram_resources), - .rom_res_p = rom_resources, - .rom_res_count = ARRAY_SIZE(rom_resources), -}; - int platform_int_priority[NR_INTC_IRQS] = { IR0, IR1, IR2, IR3, PCA, PCB, PCC, PCD, /* IRQ 0- 7 */ RES, RES, RES, RES, SER, ERR, PW3, PW2, /* IRQ 8-15 */ @@ -210,30 +165,23 @@ static int __init smsc_superio_setup(void) return 0; } - -/* This is grotty, but, because kernel is always referenced on the link line - * before any devices, this is safe. - */ __initcall(smsc_superio_setup); -void __init platform_setup(void) -{ - /* Cayman platform leaves the decision to head.S, for now */ - platform_parms.fpu_flags = fpu_in_use; -} - -void __init platform_monitor(void) +static void __iomem *cayman_ioport_map(unsigned long port, unsigned int len) { - /* Nothing yet .. */ -} + if (port < 0x400) { + extern unsigned long smsc_superio_virt; + return (void __iomem *)((port << 2) | smsc_superio_virt); + } -void __init platform_reserve(void) -{ - /* Nothing yet .. */ + return (void __iomem *)port; } -const char *get_system_type(void) -{ - return "Hitachi Cayman"; -} +extern void init_cayman_irq(void); +static struct sh_machine_vector mv_cayman __initmv = { + .mv_name = "Hitachi Cayman", + .mv_nr_irqs = 64, + .mv_ioport_map = cayman_ioport_map, + .mv_init_irq = init_cayman_irq, +}; diff --git a/arch/sh/boards/dreamcast/irq.c b/arch/sh/boards/dreamcast/irq.c index 5bf01f8..9d0673a 100644 --- a/arch/sh/boards/dreamcast/irq.c +++ b/arch/sh/boards/dreamcast/irq.c @@ -136,7 +136,7 @@ int systemasic_irq_demux(int irq) emr = EMR_BASE + (level << 4) + (level << 2); esr = ESR_BASE + (level << 2); - /* Mask the ESR to filter any spurious, unwanted interrtupts */ + /* Mask the ESR to filter any spurious, unwanted interrupts */ status = inl(esr); status &= inl(emr); diff --git a/arch/sh/boards/dreamcast/setup.c b/arch/sh/boards/dreamcast/setup.c index 8799df6..2581c8c 100644 --- a/arch/sh/boards/dreamcast/setup.c +++ b/arch/sh/boards/dreamcast/setup.c @@ -33,9 +33,6 @@ extern void aica_time_init(void); extern int gapspci_init(void); extern int systemasic_irq_demux(int); -void *dreamcast_consistent_alloc(struct device *, size_t, dma_addr_t *, gfp_t); -int dreamcast_consistent_free(struct device *, size_t, void *, dma_addr_t); - static void __init dreamcast_setup(char **cmdline_p) { int i; @@ -64,9 +61,4 @@ static struct sh_machine_vector mv_dreamcast __initmv = { .mv_name = "Sega Dreamcast", .mv_setup = dreamcast_setup, .mv_irq_demux = systemasic_irq_demux, - -#ifdef CONFIG_PCI - .mv_consistent_alloc = dreamcast_consistent_alloc, - .mv_consistent_free = dreamcast_consistent_free, -#endif }; diff --git a/arch/sh/boards/landisk/gio.c b/arch/sh/boards/landisk/gio.c index a37643d..1702508 100644 --- a/arch/sh/boards/landisk/gio.c +++ b/arch/sh/boards/landisk/gio.c @@ -121,7 +121,7 @@ static int gio_ioctl(struct inode *inode, struct file *filp, return 0; } -static struct file_operations gio_fops = { +static const struct file_operations gio_fops = { .owner = THIS_MODULE, .open = gio_open, /* open */ .release = gio_close, /* release */ diff --git a/arch/sh/boards/renesas/hs7751rvoip/Kconfig b/arch/sh/boards/renesas/hs7751rvoip/Kconfig deleted file mode 100644 index 1743be4..0000000 --- a/arch/sh/boards/renesas/hs7751rvoip/Kconfig +++ /dev/null @@ -1,12 +0,0 @@ -if SH_HS7751RVOIP - -menu "HS7751RVoIP options" - -config HS7751RVOIP_CODEC - bool "Support VoIP Codec section" - help - Selecting this option will support CODEC section. - -endmenu - -endif diff --git a/arch/sh/boards/renesas/hs7751rvoip/Makefile b/arch/sh/boards/renesas/hs7751rvoip/Makefile deleted file mode 100644 index e626377..0000000 --- a/arch/sh/boards/renesas/hs7751rvoip/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Makefile for the HS7751RVoIP specific parts of the kernel -# - -obj-y := setup.o io.o irq.o - -obj-$(CONFIG_PCI) += pci.o - diff --git a/arch/sh/boards/renesas/hs7751rvoip/io.c b/arch/sh/boards/renesas/hs7751rvoip/io.c deleted file mode 100644 index bb9aa0d..0000000 --- a/arch/sh/boards/renesas/hs7751rvoip/io.c +++ /dev/null @@ -1,283 +0,0 @@ -/* - * linux/arch/sh/boards/renesas/hs7751rvoip/io.c - * - * Copyright (C) 2001 Ian da Silva, Jeremy Siegel - * Based largely on io_se.c. - * - * I/O routine for Renesas Technology sales HS7751RVoIP - * - * Initial version only to support LAN access; some - * placeholder code from io_hs7751rvoip.c left in with the - * expectation of later SuperIO and PCMCIA access. - */ -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <asm/io.h> -#include <asm/hs7751rvoip.h> -#include <asm/addrspace.h> - -extern void *area6_io8_base; /* Area 6 8bit I/O Base address */ -extern void *area5_io16_base; /* Area 5 16bit I/O Base address */ - -/* - * The 7751R HS7751RVoIP uses the built-in PCI controller (PCIC) - * of the 7751R processor, and has a SuperIO accessible via the PCI. - * The board also includes a PCMCIA controller on its memory bus, - * like the other Solution Engine boards. - */ - -#define CODEC_IO_BASE 0x1000 -#define CODEC_IOMAP(a) ((unsigned long)area6_io8_base + ((a) - CODEC_IO_BASE)) - -static inline unsigned long port2adr(unsigned int port) -{ - if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6) - if (port == 0x3f6) - return ((unsigned long)area5_io16_base + 0x0c); - else - return ((unsigned long)area5_io16_base + 0x800 + - ((port-0x1f0) << 1)); - else - maybebadio((unsigned long)port); - return port; -} - -/* The 7751R HS7751RVoIP seems to have everything hooked */ -/* up pretty normally (nothing on high-bytes only...) so this */ -/* shouldn't be needed */ -static inline int shifted_port(unsigned long port) -{ - /* For IDE registers, value is not shifted */ - if ((0x1f0 <= port && port < 0x1f8) || port == 0x3f6) - return 0; - else - return 1; -} - -#if defined(CONFIG_HS7751RVOIP_CODEC) -#define codec_port(port) \ - ((CODEC_IO_BASE <= (port)) && ((port) < (CODEC_IO_BASE + 0x20))) -#else -#define codec_port(port) (0) -#endif - -/* - * General outline: remap really low stuff [eventually] to SuperIO, - * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO) - * is mapped through the PCI IO window. Stuff with high bits (PXSEG) - * should be way beyond the window, and is used w/o translation for - * compatibility. - */ -unsigned char hs7751rvoip_inb(unsigned long port) -{ - if (PXSEG(port)) - return ctrl_inb(port); - else if (codec_port(port)) - return ctrl_inb(CODEC_IOMAP(port)); - else if (is_pci_ioaddr(port) || shifted_port(port)) - return ctrl_inb(pci_ioaddr(port)); - else - return ctrl_inw(port2adr(port)) & 0xff; -} - -unsigned char hs7751rvoip_inb_p(unsigned long port) -{ - unsigned char v; - - if (PXSEG(port)) - v = ctrl_inb(port); - else if (codec_port(port)) - v = ctrl_inb(CODEC_IOMAP(port)); - else if (is_pci_ioaddr(port) || shifted_port(port)) - v = ctrl_inb(pci_ioaddr(port)); - else - v = ctrl_inw(port2adr(port)) & 0xff; - ctrl_delay(); - return v; -} - -unsigned short hs7751rvoip_inw(unsigned long port) -{ - if (PXSEG(port)) - return ctrl_inw(port); - else if (is_pci_ioaddr(port) || shifted_port(port)) - return ctrl_inw(pci_ioaddr(port)); - else - maybebadio(port); - return 0; -} - -unsigned int hs7751rvoip_inl(unsigned long port) -{ - if (PXSEG(port)) - return ctrl_inl(port); - else if (is_pci_ioaddr(port) || shifted_port(port)) - return ctrl_inl(pci_ioaddr(port)); - else - maybebadio(port); - return 0; -} - -void hs7751rvoip_outb(unsigned char value, unsigned long port) -{ - - if (PXSEG(port)) - ctrl_outb(value, port); - else if (codec_port(port)) - ctrl_outb(value, CODEC_IOMAP(port)); - else if (is_pci_ioaddr(port) || shifted_port(port)) - ctrl_outb(value, pci_ioaddr(port)); - else - ctrl_outb(value, port2adr(port)); -} - -void hs7751rvoip_outb_p(unsigned char value, unsigned long port) -{ - if (PXSEG(port)) - ctrl_outb(value, port); - else if (codec_port(port)) - ctrl_outb(value, CODEC_IOMAP(port)); - else if (is_pci_ioaddr(port) || shifted_port(port)) - ctrl_outb(value, pci_ioaddr(port)); - else - ctrl_outw(value, port2adr(port)); - - ctrl_delay(); -} - -void hs7751rvoip_outw(unsigned short value, unsigned long port) -{ - if (PXSEG(port)) - ctrl_outw(value, port); - else if (is_pci_ioaddr(port) || shifted_port(port)) - ctrl_outw(value, pci_ioaddr(port)); - else - maybebadio(port); -} - -void hs7751rvoip_outl(unsigned int value, unsigned long port) -{ - if (PXSEG(port)) - ctrl_outl(value, port); - else if (is_pci_ioaddr(port) || shifted_port(port)) - ctrl_outl(value, pci_ioaddr(port)); - else - maybebadio(port); -} - -void hs7751rvoip_insb(unsigned long port, void *addr, unsigned long count) -{ - u8 *buf = addr; - - if (PXSEG(port)) - while (count--) - *buf++ = ctrl_inb(port); - else if (codec_port(port)) - while (count--) - *buf++ = ctrl_inb(CODEC_IOMAP(port)); - else if (is_pci_ioaddr(port) || shifted_port(port)) { - volatile u8 *bp = (volatile u8 *)pci_ioaddr(port); - - while (count--) - *buf++ = *bp; - } else { - volatile u16 *p = (volatile u16 *)port2adr(port); - - while (count--) - *buf++ = *p & 0xff; - } -} - -void hs7751rvoip_insw(unsigned long port, void *addr, unsigned long count) -{ - volatile u16 *p; - u16 *buf = addr; - - if (PXSEG(port)) - p = (volatile u16 *)port; - else if (is_pci_ioaddr(port) || shifted_port(port)) - p = (volatile u16 *)pci_ioaddr(port); - else - p = (volatile u16 *)port2adr(port); - while (count--) - *buf++ = *p; -} - -void hs7751rvoip_insl(unsigned long port, void *addr, unsigned long count) -{ - - if (is_pci_ioaddr(port) || shifted_port(port)) { - volatile u32 *p = (volatile u32 *)pci_ioaddr(port); - u32 *buf = addr; - - while (count--) - *buf++ = *p; - } else - maybebadio(port); -} - -void hs7751rvoip_outsb(unsigned long port, const void *addr, unsigned long count) -{ - const u8 *buf = addr; - - if (PXSEG(port)) - while (count--) - ctrl_outb(*buf++, port); - else if (codec_port(port)) - while (count--) - ctrl_outb(*buf++, CODEC_IOMAP(port)); - else if (is_pci_ioaddr(port) || shifted_port(port)) { - volatile u8 *bp = (volatile u8 *)pci_ioaddr(port); - - while (count--) - *bp = *buf++; - } else { - volatile u16 *p = (volatile u16 *)port2adr(port); - - while (count--) - *p = *buf++; - } -} - -void hs7751rvoip_outsw(unsigned long port, const void *addr, unsigned long count) -{ - volatile u16 *p; - const u16 *buf = addr; - - if (PXSEG(port)) - p = (volatile u16 *)port; - else if (is_pci_ioaddr(port) || shifted_port(port)) - p = (volatile u16 *)pci_ioaddr(port); - else - p = (volatile u16 *)port2adr(port); - - while (count--) - *p = *buf++; -} - -void hs7751rvoip_outsl(unsigned long port, const void *addr, unsigned long count) -{ - const u32 *buf = addr; - - if (is_pci_ioaddr(port) || shifted_port(port)) { - volatile u32 *p = (volatile u32 *)pci_ioaddr(port); - - while (count--) - *p = *buf++; - } else - maybebadio(port); -} - -void __iomem *hs7751rvoip_ioport_map(unsigned long port, unsigned int size) -{ - if (PXSEG(port)) - return (void __iomem *)port; - else if (unlikely(codec_port(port) && (size == 1))) - return (void __iomem *)CODEC_IOMAP(port); - else if (is_pci_ioaddr(port)) - return (void __iomem *)pci_ioaddr(port); - - return (void __iomem *)port2adr(port); -} diff --git a/arch/sh/boards/renesas/hs7751rvoip/irq.c b/arch/sh/boards/renesas/hs7751rvoip/irq.c deleted file mode 100644 index e55c668..0000000 --- a/arch/sh/boards/renesas/hs7751rvoip/irq.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * linux/arch/sh/boards/renesas/hs7751rvoip/irq.c - * - * Copyright (C) 2000 Kazumoto Kojima - * - * Renesas Technology Sales HS7751RVoIP Support. - * - * Modified for HS7751RVoIP by - * Atom Create Engineering Co., Ltd. 2002. - * Lineo uSolutions, Inc. 2003. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/hs7751rvoip.h> - -static int mask_pos[] = {8, 9, 10, 11, 12, 13, 0, 1, 2, 3, 4, 5, 6, 7}; - -static void enable_hs7751rvoip_irq(unsigned int irq); -static void disable_hs7751rvoip_irq(unsigned int irq); - -/* shutdown is same as "disable" */ -#define shutdown_hs7751rvoip_irq disable_hs7751rvoip_irq - -static void ack_hs7751rvoip_irq(unsigned int irq); -static void end_hs7751rvoip_irq(unsigned int irq); - -static unsigned int startup_hs7751rvoip_irq(unsigned int irq) -{ - enable_hs7751rvoip_irq(irq); - return 0; /* never anything pending */ -} - -static void disable_hs7751rvoip_irq(unsigned int irq) -{ - unsigned short val; - unsigned short mask = 0xffff ^ (0x0001 << mask_pos[irq]); - - /* Set the priority in IPR to 0 */ - val = ctrl_inw(IRLCNTR3); - val &= mask; - ctrl_outw(val, IRLCNTR3); -} - -static void enable_hs7751rvoip_irq(unsigned int irq) -{ - unsigned short val; - unsigned short value = (0x0001 << mask_pos[irq]); - - /* Set priority in IPR back to original value */ - val = ctrl_inw(IRLCNTR3); - val |= value; - ctrl_outw(val, IRLCNTR3); -} - -static void ack_hs7751rvoip_irq(unsigned int irq) -{ - disable_hs7751rvoip_irq(irq); -} - -static void end_hs7751rvoip_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_hs7751rvoip_irq(irq); -} - -static struct hw_interrupt_type hs7751rvoip_irq_type = { - .typename = "HS7751RVoIP IRQ", - .startup = startup_hs7751rvoip_irq, - .shutdown = shutdown_hs7751rvoip_irq, - .enable = enable_hs7751rvoip_irq, - .disable = disable_hs7751rvoip_irq, - .ack = ack_hs7751rvoip_irq, - .end = end_hs7751rvoip_irq, -}; - -static void make_hs7751rvoip_irq(unsigned int irq) -{ - disable_irq_nosync(irq); - irq_desc[irq].chip = &hs7751rvoip_irq_type; - disable_hs7751rvoip_irq(irq); -} - -/* - * Initialize IRQ setting - */ -void __init init_hs7751rvoip_IRQ(void) -{ - int i; - - /* IRL0=ON HOOK1 - * IRL1=OFF HOOK1 - * IRL2=ON HOOK2 - * IRL3=OFF HOOK2 - * IRL4=Ringing Detection - * IRL5=CODEC - * IRL6=Ethernet - * IRL7=Ethernet Hub - * IRL8=USB Communication - * IRL9=USB Connection - * IRL10=USB DMA - * IRL11=CF Card - * IRL12=PCMCIA - * IRL13=PCI Slot - */ - ctrl_outw(0x9876, IRLCNTR1); - ctrl_outw(0xdcba, IRLCNTR2); - ctrl_outw(0x0050, IRLCNTR4); - ctrl_outw(0x4321, IRLCNTR5); - - for (i=0; i<14; i++) - make_hs7751rvoip_irq(i); -} diff --git a/arch/sh/boards/renesas/hs7751rvoip/pci.c b/arch/sh/boards/renesas/hs7751rvoip/pci.c deleted file mode 100644 index 1c0ddee..0000000 --- a/arch/sh/boards/renesas/hs7751rvoip/pci.c +++ /dev/null @@ -1,149 +0,0 @@ -/* - * linux/arch/sh/boards/renesas/hs7751rvoip/pci.c - * - * Author: Ian DaSilva (idasilva@mvista.com) - * - * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * PCI initialization for the Renesas SH7751R HS7751RVoIP board - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/pci.h> -#include <linux/module.h> - -#include <asm/io.h> -#include "../../../drivers/pci/pci-sh7751.h" -#include <asm/hs7751rvoip/hs7751rvoip.h> - -#define PCIMCR_MRSET_OFF 0xBFFFFFFF -#define PCIMCR_RFSH_OFF 0xFFFFFFFB - -/* - * Only long word accesses of the PCIC's internal local registers and the - * configuration registers from the CPU is supported. - */ -#define PCIC_WRITE(x,v) writel((v), PCI_REG(x)) -#define PCIC_READ(x) readl(PCI_REG(x)) - -/* - * Description: This function sets up and initializes the pcic, sets - * up the BARS, maps the DRAM into the address space etc, etc. - */ -int __init pcibios_init_platform(void) -{ - unsigned long bcr1, wcr1, wcr2, wcr3, mcr; - unsigned short bcr2, bcr3; - - /* - * Initialize the slave bus controller on the pcic. The values used - * here should not be hardcoded, but they should be taken from the bsc - * on the processor, to make this function as generic as possible. - * (i.e. Another sbc may usr different SDRAM timing settings -- in order - * for the pcic to work, its settings need to be exactly the same.) - */ - bcr1 = (*(volatile unsigned long *)(SH7751_BCR1)); - bcr2 = (*(volatile unsigned short *)(SH7751_BCR2)); - bcr3 = (*(volatile unsigned short *)(SH7751_BCR3)); - wcr1 = (*(volatile unsigned long *)(SH7751_WCR1)); - wcr2 = (*(volatile unsigned long *)(SH7751_WCR2)); - wcr3 = (*(volatile unsigned long *)(SH7751_WCR3)); - mcr = (*(volatile unsigned long *)(SH7751_MCR)); - - bcr1 = bcr1 | 0x00080000; /* Enable Bit 19, BREQEN */ - (*(volatile unsigned long *)(SH7751_BCR1)) = bcr1; - - bcr1 = bcr1 | 0x40080000; /* Enable Bit 19 BREQEN, set PCIC to slave */ - PCIC_WRITE(SH7751_PCIBCR1, bcr1); /* PCIC BCR1 */ - PCIC_WRITE(SH7751_PCIBCR2, bcr2); /* PCIC BCR2 */ - PCIC_WRITE(SH7751_PCIBCR3, bcr3); /* PCIC BCR3 */ - PCIC_WRITE(SH7751_PCIWCR1, wcr1); /* PCIC WCR1 */ - PCIC_WRITE(SH7751_PCIWCR2, wcr2); /* PCIC WCR2 */ - PCIC_WRITE(SH7751_PCIWCR3, wcr3); /* PCIC WCR3 */ - mcr = (mcr & PCIMCR_MRSET_OFF) & PCIMCR_RFSH_OFF; - PCIC_WRITE(SH7751_PCIMCR, mcr); /* PCIC MCR */ - - /* Enable all interrupts, so we know what to fix */ - PCIC_WRITE(SH7751_PCIINTM, 0x0000c3ff); - PCIC_WRITE(SH7751_PCIAINTM, 0x0000380f); - - /* Set up standard PCI config registers */ - PCIC_WRITE(SH7751_PCICONF1, 0xFB900047); /* Bus Master, Mem & I/O access */ - PCIC_WRITE(SH7751_PCICONF2, 0x00000000); /* PCI Class code & Revision ID */ - PCIC_WRITE(SH7751_PCICONF4, 0xab000001); /* PCI I/O address (local regs) */ - PCIC_WRITE(SH7751_PCICONF5, 0x0c000000); /* PCI MEM address (local RAM) */ - PCIC_WRITE(SH7751_PCICONF6, 0xd0000000); /* PCI MEM address (unused) */ - PCIC_WRITE(SH7751_PCICONF11, 0x35051054); /* PCI Subsystem ID & Vendor ID */ - PCIC_WRITE(SH7751_PCILSR0, 0x03f00000); /* MEM (full 64M exposed) */ - PCIC_WRITE(SH7751_PCILSR1, 0x00000000); /* MEM (unused) */ - PCIC_WRITE(SH7751_PCILAR0, 0x0c000000); /* MEM (direct map from PCI) */ - PCIC_WRITE(SH7751_PCILAR1, 0x00000000); /* MEM (unused) */ - - /* Now turn it on... */ - PCIC_WRITE(SH7751_PCICR, 0xa5000001); - - /* - * Set PCIMBR and PCIIOBR here, assuming a single window - * (16M MEM, 256K IO) is enough. If a larger space is - * needed, the readx/writex and inx/outx functions will - * have to do more (e.g. setting registers for each call). - */ - - /* - * Set the MBR so PCI address is one-to-one with window, - * meaning all calls go straight through... use ifdef to - * catch erroneous assumption. - */ - BUG_ON(PCIBIOS_MIN_MEM != SH7751_PCI_MEMORY_BASE); - - PCIC_WRITE(SH7751_PCIMBR, PCIBIOS_MIN_MEM); - - /* Set IOBR for window containing area specified in pci.h */ - PCIC_WRITE(SH7751_PCIIOBR, (PCIBIOS_MIN_IO & SH7751_PCIIOBR_MASK)); - - /* All done, may as well say so... */ - printk("SH7751R PCI: Finished initialization of the PCI controller\n"); - - return 1; -} - -int __init pcibios_map_platform_irq(u8 slot, u8 pin) -{ - switch (slot) { - case 0: return IRQ_PCISLOT; /* PCI Extend slot */ - case 1: return IRQ_PCMCIA; /* PCI Cardbus Bridge */ - case 2: return IRQ_PCIETH; /* Realtek Ethernet controller */ - case 3: return IRQ_PCIHUB; /* Realtek Ethernet Hub controller */ - default: - printk("PCI: Bad IRQ mapping request for slot %d\n", slot); - return -1; - } -} - -static struct resource sh7751_io_resource = { - .name = "SH7751_IO", - .start = 0x4000, - .end = 0x4000 + SH7751_PCI_IO_SIZE - 1, - .flags = IORESOURCE_IO -}; - -static struct resource sh7751_mem_resource = { - .name = "SH7751_mem", - .start = SH7751_PCI_MEMORY_BASE, - .end = SH7751_PCI_MEMORY_BASE + SH7751_PCI_MEM_SIZE - 1, - .flags = IORESOURCE_MEM -}; - -extern struct pci_ops sh7751_pci_ops; - -struct pci_channel board_pci_channels[] = { - { &sh7751_pci_ops, &sh7751_io_resource, &sh7751_mem_resource, 0, 0xff }, - { NULL, NULL, NULL, 0, 0 }, -}; -EXPORT_SYMBOL(board_pci_channels); diff --git a/arch/sh/boards/renesas/hs7751rvoip/setup.c b/arch/sh/boards/renesas/hs7751rvoip/setup.c deleted file mode 100644 index c056259..0000000 --- a/arch/sh/boards/renesas/hs7751rvoip/setup.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * Renesas Technology Sales HS7751RVoIP Support. - * - * Copyright (C) 2000 Kazumoto Kojima - * - * Modified for HS7751RVoIP by - * Atom Create Engineering Co., Ltd. 2002. - * Lineo uSolutions, Inc. 2003. - */ -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/mm.h> -#include <linux/pm.h> -#include <asm/hs7751rvoip.h> -#include <asm/io.h> -#include <asm/machvec.h> - -static void hs7751rvoip_power_off(void) -{ - ctrl_outw(ctrl_inw(PA_OUTPORTR) & 0xffdf, PA_OUTPORTR); -} - -void *area5_io8_base; -void *area6_io8_base; -void *area5_io16_base; -void *area6_io16_base; - -static int __init hs7751rvoip_cf_init(void) -{ - pgprot_t prot; - unsigned long paddrbase; - - /* open I/O area window */ - paddrbase = virt_to_phys((void *)(PA_AREA5_IO+0x00000800)); - prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_COM16); - area5_io16_base = p3_ioremap(paddrbase, PAGE_SIZE, prot.pgprot); - if (!area5_io16_base) { - printk("allocate_cf_area : can't open CF I/O window!\n"); - return -ENOMEM; - } - - /* XXX : do we need attribute and common-memory area also? */ - - paddrbase = virt_to_phys((void *)PA_AREA6_IO); -#if defined(CONFIG_HS7751RVOIP_CODEC) - prot = PAGE_KERNEL_PCC(0, _PAGE_PCC_COM8); -#else - prot = PAGE_KERNEL_PCC(0, _PAGE_PCC_IO8); -#endif - area6_io8_base = p3_ioremap(paddrbase, PAGE_SIZE, prot.pgprot); - if (!area6_io8_base) { - printk("allocate_cf_area : can't open CODEC I/O 8bit window!\n"); - return -ENOMEM; - } - prot = PAGE_KERNEL_PCC(0, _PAGE_PCC_IO16); - area6_io16_base = p3_ioremap(paddrbase, PAGE_SIZE, prot.pgprot); - if (!area6_io16_base) { - printk("allocate_cf_area : can't open CODEC I/O 16bit window!\n"); - return -ENOMEM; - } - - return 0; -} -device_initcall(hs7751rvoip_cf_init); - -/* - * Initialize the board - */ -static void __init hs7751rvoip_setup(char **cmdline_p) -{ - ctrl_outb(0xf0, PA_OUTPORTR); - pm_power_off = hs7751rvoip_power_off; - - printk(KERN_INFO "Renesas Technology Sales HS7751RVoIP-2 support.\n"); -} - -static struct sh_machine_vector mv_hs7751rvoip __initmv = { - .mv_name = "HS7751RVoIP", - .mv_setup = hs7751rvoip_setup, - .mv_nr_irqs = 72, - - .mv_inb = hs7751rvoip_inb, - .mv_inw = hs7751rvoip_inw, - .mv_inl = hs7751rvoip_inl, - .mv_outb = hs7751rvoip_outb, - .mv_outw = hs7751rvoip_outw, - .mv_outl = hs7751rvoip_outl, - - .mv_inb_p = hs7751rvoip_inb_p, - .mv_inw_p = hs7751rvoip_inw, - .mv_inl_p = hs7751rvoip_inl, - .mv_outb_p = hs7751rvoip_outb_p, - .mv_outw_p = hs7751rvoip_outw, - .mv_outl_p = hs7751rvoip_outl, - - .mv_insb = hs7751rvoip_insb, - .mv_insw = hs7751rvoip_insw, - .mv_insl = hs7751rvoip_insl, - .mv_outsb = hs7751rvoip_outsb, - .mv_outsw = hs7751rvoip_outsw, - .mv_outsl = hs7751rvoip_outsl, - - .mv_init_irq = init_hs7751rvoip_IRQ, - .mv_ioport_map = hs7751rvoip_ioport_map, -}; diff --git a/arch/sh/boards/renesas/r7780rp/Makefile b/arch/sh/boards/renesas/r7780rp/Makefile index dd26182..20a1008 100644 --- a/arch/sh/boards/renesas/r7780rp/Makefile +++ b/arch/sh/boards/renesas/r7780rp/Makefile @@ -3,7 +3,7 @@ # irqinit-$(CONFIG_SH_R7780MP) := irq-r7780mp.o irqinit-$(CONFIG_SH_R7785RP) := irq-r7785rp.o -irqinit-$(CONFIG_SH_R7780RP) := irq-r7780rp.o irq.o +irqinit-$(CONFIG_SH_R7780RP) := irq-r7780rp.o obj-y := setup.o $(irqinit-y) ifneq ($(CONFIG_SH_R7785RP),y) diff --git a/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c b/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c index 59b47fe..1f8f073 100644 --- a/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c +++ b/arch/sh/boards/renesas/r7780rp/irq-r7780mp.c @@ -47,7 +47,7 @@ static unsigned char irl2irq[HL_NR_IRL] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "r7780mp", vectors, - NULL, NULL, mask_registers, NULL, NULL); + NULL, mask_registers, NULL, NULL); unsigned char * __init highlander_init_irq_r7780mp(void) { diff --git a/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c b/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c index fa4a534..bd34048 100644 --- a/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c +++ b/arch/sh/boards/renesas/r7780rp/irq-r7780rp.c @@ -3,21 +3,65 @@ * * Copyright (C) 2002 Atom Create Engineering Co., Ltd. * Copyright (C) 2006 Paul Mundt + * Copyright (C) 2008 Magnus Damm * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ #include <linux/init.h> +#include <linux/irq.h> #include <linux/io.h> #include <asm/r7780rp.h> +enum { + UNUSED = 0, + + /* board specific interrupt sources */ + + AX88796, /* Ethernet controller */ + PSW, /* Push Switch */ + CF, /* Compact Flash */ + + PCI_A, + PCI_B, + PCI_C, + PCI_D, +}; + +static struct intc_vect vectors[] __initdata = { + INTC_IRQ(PCI_A, 65), /* dirty: overwrite cpu vectors for pci */ + INTC_IRQ(PCI_B, 66), + INTC_IRQ(PCI_C, 67), + INTC_IRQ(PCI_D, 68), + INTC_IRQ(CF, IRQ_CF), + INTC_IRQ(PSW, IRQ_PSW), + INTC_IRQ(AX88796, IRQ_AX88796), +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xa5000000, 0, 16, /* IRLMSK */ + { PCI_A, PCI_B, PCI_C, PCI_D, CF, 0, 0, 0, + 0, 0, 0, 0, 0, 0, PSW, AX88796 } }, +}; + +static unsigned char irl2irq[HL_NR_IRL] __initdata = { + 65, 66, 67, 68, + IRQ_CF, 0, 0, 0, + 0, 0, 0, 0, + IRQ_AX88796, IRQ_PSW +}; + +static DECLARE_INTC_DESC(intc_desc, "r7780rp", vectors, + NULL, mask_registers, NULL, NULL); + unsigned char * __init highlander_init_irq_r7780rp(void) { - int i; - - for (i = 0; i < 15; i++) - make_r7780rp_irq(i); + if (ctrl_inw(0xa5000600)) { + printk(KERN_INFO "Using r7780rp interrupt controller.\n"); + register_intc_controller(&intc_desc); + return irl2irq; + } return NULL; } diff --git a/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c b/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c index b2c6a84..bf7ec10 100644 --- a/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c +++ b/arch/sh/boards/renesas/r7780rp/irq-r7785rp.c @@ -2,7 +2,7 @@ * Renesas Solutions Highlander R7785RP Support. * * Copyright (C) 2002 Atom Create Engineering Co., Ltd. - * Copyright (C) 2006 Paul Mundt + * Copyright (C) 2006 - 2008 Paul Mundt * Copyright (C) 2007 Magnus Damm * * This file is subject to the terms and conditions of the GNU General Public @@ -17,31 +17,52 @@ enum { UNUSED = 0, - /* board specific interrupt sources */ - AX88796, /* Ethernet controller */ - CF, /* Compact Flash */ + /* FPGA specific interrupt sources */ + CF, /* Compact Flash */ + SMBUS, /* SMBUS */ + TP, /* Touch panel */ + RTC, /* RTC Alarm */ + TH_ALERT, /* Temperature sensor */ + AX88796, /* Ethernet controller */ + + /* external bus connector */ + EXT0, EXT1, EXT2, EXT3, EXT4, EXT5, EXT6, EXT7, }; static struct intc_vect vectors[] __initdata = { INTC_IRQ(CF, IRQ_CF), + INTC_IRQ(SMBUS, IRQ_SMBUS), + INTC_IRQ(TP, IRQ_TP), + INTC_IRQ(RTC, IRQ_RTC), + INTC_IRQ(TH_ALERT, IRQ_TH_ALERT), + + INTC_IRQ(EXT0, IRQ_EXT0), INTC_IRQ(EXT1, IRQ_EXT1), + INTC_IRQ(EXT2, IRQ_EXT2), INTC_IRQ(EXT3, IRQ_EXT3), + + INTC_IRQ(EXT4, IRQ_EXT4), INTC_IRQ(EXT5, IRQ_EXT5), + INTC_IRQ(EXT6, IRQ_EXT6), INTC_IRQ(EXT7, IRQ_EXT7), + INTC_IRQ(AX88796, IRQ_AX88796), }; static struct intc_mask_reg mask_registers[] __initdata = { { 0xa4000010, 0, 16, /* IRLMCR1 */ - { 0, 0, 0, 0, CF, AX88796, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0 } }, + { 0, 0, 0, 0, CF, AX88796, SMBUS, TP, + RTC, 0, TH_ALERT, 0, 0, 0, 0, 0 } }, + { 0xa4000012, 0, 16, /* IRLMCR2 */ + { 0, 0, 0, 0, 0, 0, 0, 0, + EXT7, EXT6, EXT5, EXT4, EXT3, EXT2, EXT1, EXT0 } }, }; static unsigned char irl2irq[HL_NR_IRL] __initdata = { - 0, IRQ_CF, 0, 0, - 0, 0, 0, 0, - 0, 0, IRQ_AX88796, 0, - 0, 0, 0, + 0, IRQ_CF, IRQ_EXT4, IRQ_EXT5, + IRQ_EXT6, IRQ_EXT7, IRQ_SMBUS, IRQ_TP, + IRQ_RTC, IRQ_TH_ALERT, IRQ_AX88796, IRQ_EXT0, + IRQ_EXT1, IRQ_EXT2, IRQ_EXT3, }; static DECLARE_INTC_DESC(intc_desc, "r7785rp", vectors, - NULL, NULL, mask_registers, NULL, NULL); + NULL, mask_registers, NULL, NULL); unsigned char * __init highlander_init_irq_r7785rp(void) { @@ -58,7 +79,7 @@ unsigned char * __init highlander_init_irq_r7785rp(void) ctrl_outw(0x7060, PA_IRLPRC); /* FPGA IRLC */ ctrl_outw(0x0000, PA_IRLPRD); /* FPGA IRLD */ ctrl_outw(0x4321, PA_IRLPRE); /* FPGA IRLE */ - ctrl_outw(0x0000, PA_IRLPRF); /* FPGA IRLF */ + ctrl_outw(0xdcba, PA_IRLPRF); /* FPGA IRLF */ register_intc_controller(&intc_desc); return irl2irq; diff --git a/arch/sh/boards/renesas/r7780rp/irq.c b/arch/sh/boards/renesas/r7780rp/irq.c deleted file mode 100644 index e0b8eb5..0000000 --- a/arch/sh/boards/renesas/r7780rp/irq.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Renesas Solutions Highlander R7780RP-1 Support. - * - * Copyright (C) 2002 Atom Create Engineering Co., Ltd. - * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <asm/r7780rp.h> - -#ifdef CONFIG_SH_R7780RP -static int mask_pos[] = {15, 14, 13, 12, 11, 10, 9, 8, 7, 5, 6, 4, 0, 1, 2, 0}; -#elif defined(CONFIG_SH_R7780MP) -static int mask_pos[] = {12, 11, 9, 14, 15, 8, 13, 6, 5, 4, 3, 2, 0, 0, 1, 0}; -#elif defined(CONFIG_SH_R7785RP) -static int mask_pos[] = {2, 11, 2, 2, 2, 2, 9, 8, 7, 5, 10, 2, 2, 2, 2, 2}; -#endif - -static void enable_r7780rp_irq(unsigned int irq) -{ - /* Set priority in IPR back to original value */ - ctrl_outw(ctrl_inw(IRLCNTR1) | (1 << mask_pos[irq]), IRLCNTR1); -} - -static void disable_r7780rp_irq(unsigned int irq) -{ - /* Set the priority in IPR to 0 */ - ctrl_outw(ctrl_inw(IRLCNTR1) & (0xffff ^ (1 << mask_pos[irq])), - IRLCNTR1); -} - -static struct irq_chip r7780rp_irq_chip __read_mostly = { - .name = "R7780RP", - .mask = disable_r7780rp_irq, - .unmask = enable_r7780rp_irq, - .mask_ack = disable_r7780rp_irq, -}; - -void make_r7780rp_irq(unsigned int irq) -{ - disable_irq_nosync(irq); - set_irq_chip_and_handler_name(irq, &r7780rp_irq_chip, - handle_level_irq, "level"); - enable_r7780rp_irq(irq); -} diff --git a/arch/sh/boards/renesas/r7780rp/setup.c b/arch/sh/boards/renesas/r7780rp/setup.c index 0fdc0bc..a43b477 100644 --- a/arch/sh/boards/renesas/r7780rp/setup.c +++ b/arch/sh/boards/renesas/r7780rp/setup.c @@ -179,9 +179,11 @@ static struct platform_device ax88796_device = { static struct platform_device *r7780rp_devices[] __initdata = { &r8a66597_usb_host_device, &m66592_usb_peripheral_device, - &cf_ide_device, &heartbeat_device, +#ifndef CONFIG_SH_R7780RP + &cf_ide_device, &ax88796_device, +#endif }; static int __init r7780rp_devices_setup(void) @@ -316,9 +318,9 @@ void __init highlander_init_irq(void) break; #endif #ifdef CONFIG_SH_R7780RP - highlander_init_irq_r7780rp(); - ucp = irl2irq; - break; + ucp = highlander_init_irq_r7780rp(); + if (ucp) + break; #endif } while (0); diff --git a/arch/sh/boards/renesas/rts7751r2d/irq.c b/arch/sh/boards/renesas/rts7751r2d/irq.c index 7cc2813..8e49f6e 100644 --- a/arch/sh/boards/renesas/rts7751r2d/irq.c +++ b/arch/sh/boards/renesas/rts7751r2d/irq.c @@ -13,7 +13,6 @@ #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/io.h> -#include <asm/voyagergx.h> #include <asm/rts7751r2d.h> #define R2D_NR_IRL 13 @@ -71,7 +70,7 @@ static unsigned char irl2irq_r2d_1[R2D_NR_IRL] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_r2d_1, "r2d-1", vectors_r2d_1, - NULL, NULL, mask_registers_r2d_1, NULL, NULL); + NULL, mask_registers_r2d_1, NULL, NULL); #endif /* CONFIG_RTS7751R2D_1 */ @@ -109,7 +108,7 @@ static unsigned char irl2irq_r2d_plus[R2D_NR_IRL] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_r2d_plus, "r2d-plus", vectors_r2d_plus, - NULL, NULL, mask_registers_r2d_plus, NULL, NULL); + NULL, mask_registers_r2d_plus, NULL, NULL); #endif /* CONFIG_RTS7751R2D_PLUS */ @@ -153,7 +152,4 @@ void __init init_rts7751r2d_IRQ(void) } register_intc_controller(d); -#ifdef CONFIG_MFD_SM501 - setup_voyagergx_irq(); -#endif } diff --git a/arch/sh/boards/renesas/rts7751r2d/setup.c b/arch/sh/boards/renesas/rts7751r2d/setup.c index 8125d20..3452b07 100644 --- a/arch/sh/boards/renesas/rts7751r2d/setup.c +++ b/arch/sh/boards/renesas/rts7751r2d/setup.c @@ -13,34 +13,15 @@ #include <linux/pata_platform.h> #include <linux/serial_8250.h> #include <linux/sm501.h> +#include <linux/sm501-regs.h> #include <linux/pm.h> +#include <linux/fb.h> +#include <linux/spi/spi.h> +#include <linux/spi/spi_bitbang.h> #include <asm/machvec.h> #include <asm/rts7751r2d.h> -#include <asm/voyagergx.h> #include <asm/io.h> - -static void __init voyagergx_serial_init(void) -{ - unsigned long val; - - /* - * GPIO Control - */ - val = readl((void __iomem *)GPIO_MUX_HIGH); - val |= 0x00001fe0; - writel(val, (void __iomem *)GPIO_MUX_HIGH); - - /* - * Power Mode Gate - */ - val = readl((void __iomem *)POWER_MODE0_GATE); - val |= (POWER_MODE0_GATE_U0 | POWER_MODE0_GATE_U1); - writel(val, (void __iomem *)POWER_MODE0_GATE); - - val = readl((void __iomem *)POWER_MODE1_GATE); - val |= (POWER_MODE1_GATE_U0 | POWER_MODE1_GATE_U1); - writel(val, (void __iomem *)POWER_MODE1_GATE); -} +#include <asm/spi.h> static struct resource cf_ide_resources[] = { [0] = { @@ -75,6 +56,43 @@ static struct platform_device cf_ide_device = { }, }; +static struct spi_board_info spi_bus[] = { + { + .modalias = "rtc-r9701", + .max_speed_hz = 1000000, + .mode = SPI_MODE_3, + }, +}; + +static void r2d_chip_select(struct sh_spi_info *spi, int cs, int state) +{ + BUG_ON(cs != 0); /* Single Epson RTC-9701JE attached on CS0 */ + ctrl_outw(state == BITBANG_CS_ACTIVE, PA_RTCCE); +} + +static struct sh_spi_info spi_info = { + .num_chipselect = 1, + .chip_select = r2d_chip_select, +}; + +static struct resource spi_sh_sci_resources[] = { + { + .start = 0xffe00000, + .end = 0xffe0001f, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device spi_sh_sci_device = { + .name = "spi_sh_sci", + .id = -1, + .num_resources = ARRAY_SIZE(spi_sh_sci_resources), + .resource = spi_sh_sci_resources, + .dev = { + .platform_data = &spi_info, + }, +}; + static struct resource heartbeat_resources[] = { [0] = { .start = PA_OUTPORT, @@ -93,11 +111,11 @@ static struct platform_device heartbeat_device = { #ifdef CONFIG_MFD_SM501 static struct plat_serial8250_port uart_platform_data[] = { { - .membase = (void __iomem *)VOYAGER_UART_BASE, - .mapbase = VOYAGER_UART_BASE, + .membase = (void __iomem *)0xb3e30000, + .mapbase = 0xb3e30000, .iotype = UPIO_MEM, - .irq = IRQ_SM501_U0, - .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .irq = IRQ_VOYAGER, + .flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ, .regshift = 2, .uartclk = (9600 * 16), }, @@ -124,14 +142,67 @@ static struct resource sm501_resources[] = { .flags = IORESOURCE_MEM, }, [2] = { - .start = IRQ_SM501_CV, + .start = IRQ_VOYAGER, .flags = IORESOURCE_IRQ, }, }; +static struct fb_videomode sm501_default_mode = { + .pixclock = 35714, + .xres = 640, + .yres = 480, + .left_margin = 105, + .right_margin = 50, + .upper_margin = 35, + .lower_margin = 0, + .hsync_len = 96, + .vsync_len = 2, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, +}; + +static struct sm501_platdata_fbsub sm501_pdata_fbsub_pnl = { + .def_bpp = 16, + .def_mode = &sm501_default_mode, + .flags = SM501FB_FLAG_USE_INIT_MODE | + SM501FB_FLAG_USE_HWCURSOR | + SM501FB_FLAG_USE_HWACCEL | + SM501FB_FLAG_DISABLE_AT_EXIT, +}; + +static struct sm501_platdata_fbsub sm501_pdata_fbsub_crt = { + .flags = (SM501FB_FLAG_USE_INIT_MODE | + SM501FB_FLAG_USE_HWCURSOR | + SM501FB_FLAG_USE_HWACCEL | + SM501FB_FLAG_DISABLE_AT_EXIT), + +}; + +static struct sm501_platdata_fb sm501_fb_pdata = { + .fb_route = SM501_FB_OWN, + .fb_crt = &sm501_pdata_fbsub_crt, + .fb_pnl = &sm501_pdata_fbsub_pnl, + .flags = SM501_FBPD_SWAP_FB_ENDIAN, +}; + +static struct sm501_initdata sm501_initdata = { + .gpio_high = { + .set = 0x00001fe0, + .mask = 0x0, + }, + .devices = SM501_USE_USB_HOST, +}; + +static struct sm501_platdata sm501_platform_data = { + .init = &sm501_initdata, + .fb = &sm501_fb_pdata, +}; + static struct platform_device sm501_device = { .name = "sm501", .id = -1, + .dev = { + .platform_data = &sm501_platform_data, + }, .num_resources = ARRAY_SIZE(sm501_resources), .resource = sm501_resources, }; @@ -145,10 +216,12 @@ static struct platform_device *rts7751r2d_devices[] __initdata = { #endif &cf_ide_device, &heartbeat_device, + &spi_sh_sci_device, }; static int __init rts7751r2d_devices_setup(void) { + spi_register_board_info(spi_bus, ARRAY_SIZE(spi_bus)); return platform_add_devices(rts7751r2d_devices, ARRAY_SIZE(rts7751r2d_devices)); } @@ -192,6 +265,7 @@ u8 rts7751r2d_readb(void __iomem *addr) */ static void __init rts7751r2d_setup(char **cmdline_p) { + void __iomem *sm501_reg; u16 ver = ctrl_inw(PA_VERREG); printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n"); @@ -202,7 +276,30 @@ static void __init rts7751r2d_setup(char **cmdline_p) ctrl_outw(0x0000, PA_OUTPORT); pm_power_off = rts7751r2d_power_off; - voyagergx_serial_init(); + /* sm501 dram configuration: + * ColSizeX = 11 - External Memory Column Size: 256 words. + * APX = 1 - External Memory Active to Pre-Charge Delay: 7 clocks. + * RstX = 1 - External Memory Reset: Normal. + * Rfsh = 1 - Local Memory Refresh to Command Delay: 12 clocks. + * BwC = 1 - Local Memory Block Write Cycle Time: 2 clocks. + * BwP = 1 - Local Memory Block Write to Pre-Charge Delay: 1 clock. + * AP = 1 - Internal Memory Active to Pre-Charge Delay: 7 clocks. + * Rst = 1 - Internal Memory Reset: Normal. + * RA = 1 - Internal Memory Remain in Active State: Do not remain. + */ + + sm501_reg = (void __iomem *)0xb3e00000 + SM501_DRAM_CONTROL; + writel(readl(sm501_reg) | 0x00f107c0, sm501_reg); + + /* + * Power Mode Gate - Enable UART0 + */ + + sm501_reg = (void __iomem *)0xb3e00000 + SM501_POWER_MODE_0_GATE; + writel(readl(sm501_reg) | (1 << SM501_GATE_UART0), sm501_reg); + + sm501_reg = (void __iomem *)0xb3e00000 + SM501_POWER_MODE_1_GATE; + writel(readl(sm501_reg) | (1 << SM501_GATE_UART0), sm501_reg); } /* @@ -215,8 +312,4 @@ static struct sh_machine_vector mv_rts7751r2d __initmv = { .mv_irq_demux = rts7751r2d_irq_demux, .mv_writeb = rts7751r2d_writeb, .mv_readb = rts7751r2d_readb, -#if defined(CONFIG_MFD_SM501) && defined(CONFIG_USB_OHCI_HCD) - .mv_consistent_alloc = voyagergx_consistent_alloc, - .mv_consistent_free = voyagergx_consistent_free, -#endif }; diff --git a/arch/sh/boards/renesas/sdk7780/Kconfig b/arch/sh/boards/renesas/sdk7780/Kconfig new file mode 100644 index 0000000..e4f5b69 --- /dev/null +++ b/arch/sh/boards/renesas/sdk7780/Kconfig @@ -0,0 +1,23 @@ +if SH_SDK7780 + +choice + prompt "SDK7780 options" + default SH_SDK7780_BASE + +config SH_SDK7780_STANDALONE + bool "SDK7780 board support" + depends on CPU_SUBTYPE_SH7780 + help + Selecting this option will enable support for the + standalone version of the SDK7780. If in doubt, say Y. + +config SH_SDK7780_BASE + bool "SDK7780 with base-board support" + depends on CPU_SUBTYPE_SH7780 + help + Selecting this option will enable support for the expansion + baseboard devices. If in doubt, say Y. + +endchoice + +endif diff --git a/arch/sh/boards/renesas/sdk7780/Makefile b/arch/sh/boards/renesas/sdk7780/Makefile new file mode 100644 index 0000000..3d8f0be --- /dev/null +++ b/arch/sh/boards/renesas/sdk7780/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for the SDK7780 specific parts of the kernel +# +obj-y := setup.o irq.o + diff --git a/arch/sh/boards/renesas/sdk7780/irq.c b/arch/sh/boards/renesas/sdk7780/irq.c new file mode 100644 index 0000000..87cdc57 --- /dev/null +++ b/arch/sh/boards/renesas/sdk7780/irq.c @@ -0,0 +1,46 @@ +/* + * linux/arch/sh/boards/renesas/sdk7780/irq.c + * + * Renesas Technology Europe SDK7780 Support. + * + * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <asm/sdk7780.h> + +enum { + UNUSED = 0, + /* board specific interrupt sources */ + SMC91C111, /* Ethernet controller */ +}; + +static struct intc_vect fpga_vectors[] __initdata = { + INTC_IRQ(SMC91C111, IRQ_ETHERNET), +}; + +static struct intc_mask_reg fpga_mask_registers[] __initdata = { + { 0, FPGA_IRQ0MR, 16, + { 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, SMC91C111, 0, 0, 0, 0 } }, +}; + +static DECLARE_INTC_DESC(fpga_intc_desc, "sdk7780-irq", fpga_vectors, + NULL, fpga_mask_registers, NULL, NULL); + +void __init init_sdk7780_IRQ(void) +{ + printk(KERN_INFO "Using SDK7780 interrupt controller.\n"); + + ctrl_outw(0xFFFF, FPGA_IRQ0MR); + /* Setup IRL 0-3 */ + ctrl_outw(0x0003, FPGA_IMSR); + plat_irq_setup_pins(IRQ_MODE_IRL3210); + + register_intc_controller(&fpga_intc_desc); +} diff --git a/arch/sh/boards/renesas/sdk7780/setup.c b/arch/sh/boards/renesas/sdk7780/setup.c new file mode 100644 index 0000000..5df32f2 --- /dev/null +++ b/arch/sh/boards/renesas/sdk7780/setup.c @@ -0,0 +1,109 @@ +/* + * arch/sh/boards/renesas/sdk7780/setup.c + * + * Renesas Solutions SH7780 SDK Support + * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/pata_platform.h> +#include <asm/machvec.h> +#include <asm/sdk7780.h> +#include <asm/heartbeat.h> +#include <asm/io.h> +#include <asm/addrspace.h> + +#define GPIO_PECR 0xFFEA0008 + +//* Heartbeat */ +static struct heartbeat_data heartbeat_data = { + .regsize = 16, +}; + +static struct resource heartbeat_resources[] = { + [0] = { + .start = PA_LED, + .end = PA_LED, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = ARRAY_SIZE(heartbeat_resources), + .resource = heartbeat_resources, +}; + +/* SMC91x */ +static struct resource smc91x_eth_resources[] = { + [0] = { + .name = "smc91x-regs" , + .start = PA_LAN + 0x300, + .end = PA_LAN + 0x300 + 0x10 , + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_ETHERNET, + .end = IRQ_ETHERNET, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc91x_eth_device = { + .name = "smc91x", + .id = 0, + .dev = { + .dma_mask = NULL, /* don't use dma */ + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(smc91x_eth_resources), + .resource = smc91x_eth_resources, +}; + +static struct platform_device *sdk7780_devices[] __initdata = { + &heartbeat_device, + &smc91x_eth_device, +}; + +static int __init sdk7780_devices_setup(void) +{ + return platform_add_devices(sdk7780_devices, + ARRAY_SIZE(sdk7780_devices)); +} +device_initcall(sdk7780_devices_setup); + +static void __init sdk7780_setup(char **cmdline_p) +{ + u16 ver = ctrl_inw(FPGA_FPVERR); + u16 dateStamp = ctrl_inw(FPGA_FPDATER); + + printk(KERN_INFO "Renesas Technology Europe SDK7780 support.\n"); + printk(KERN_INFO "Board version: %d (revision %d), " + "FPGA version: %d (revision %d), datestamp : %d\n", + (ver >> 12) & 0xf, (ver >> 8) & 0xf, + (ver >> 4) & 0xf, ver & 0xf, + dateStamp); + + /* Setup pin mux'ing for PCIC */ + ctrl_outw(0x0000, GPIO_PECR); +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_se7780 __initmv = { + .mv_name = "Renesas SDK7780-R3" , + .mv_setup = sdk7780_setup, + .mv_nr_irqs = 111, + .mv_init_irq = init_sdk7780_IRQ, +}; + diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile index 1b0f5be..59f552c 100644 --- a/arch/sh/boot/Makefile +++ b/arch/sh/boot/Makefile @@ -35,17 +35,28 @@ $(obj)/compressed/vmlinux: FORCE KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%8x" \ $$[$(CONFIG_PAGE_OFFSET) + \ $(CONFIG_MEMORY_START) + \ + $(CONFIG_ZERO_PAGE_OFFSET)]') + +KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%8x" \ + $$[$(CONFIG_PAGE_OFFSET) + \ + $(CONFIG_MEMORY_START) + \ $(CONFIG_ZERO_PAGE_OFFSET)+0x1000]') quiet_cmd_uimage = UIMAGE $@ cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \ - -C none -a $(KERNEL_LOAD) -e $(KERNEL_LOAD) \ + -C none -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \ -n 'Linux-$(KERNELRELEASE)' -d $< $@ -$(obj)/uImage: $(obj)/zImage FORCE +$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE $(call if_changed,uimage) @echo ' Image $@ is ready' +$(obj)/vmlinux.bin: vmlinux FORCE + $(call if_changed,objcopy) + +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE + $(call if_changed,gzip) + OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux $(call if_changed,objcopy) @@ -54,4 +65,5 @@ OBJCOPYFLAGS_uImage.srec := -I binary -O srec $(obj)/uImage.srec: $(obj)/uImage $(call if_changed,objcopy) -clean-files += uImage uImage.srec vmlinux.srec +clean-files += uImage uImage.srec vmlinux.srec \ + vmlinux.bin vmlinux.bin.gz diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index 906a13f..efb01dc 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -1,43 +1,5 @@ -# -# linux/arch/sh/boot/compressed/Makefile -# -# create a compressed vmlinux image from the original vmlinux -# - -targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o -EXTRA_AFLAGS := -traditional - -OBJECTS = $(obj)/head.o $(obj)/misc.o - -ifdef CONFIG_SH_STANDARD_BIOS -OBJECTS += $(obj)/../../kernel/sh_bios.o +ifeq ($(CONFIG_SUPERH32),y) +include ${srctree}/arch/sh/boot/compressed/Makefile_32 +else +include ${srctree}/arch/sh/boot/compressed/Makefile_64 endif - -# -# IMAGE_OFFSET is the load offset of the compression loader -# -IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ - $$[$(CONFIG_PAGE_OFFSET) + \ - $(CONFIG_MEMORY_START) + \ - $(CONFIG_BOOT_LINK_OFFSET)]') - -LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) - -LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../kernel/vmlinux.lds - - -$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE - $(call if_changed,ld) - @: - -$(obj)/vmlinux.bin: vmlinux FORCE - $(call if_changed,objcopy) - -$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE - $(call if_changed,gzip) - -LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T -OBJCOPYFLAGS += -R .empty_zero_page - -$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE - $(call if_changed,ld) diff --git a/arch/sh/boot/compressed/Makefile_32 b/arch/sh/boot/compressed/Makefile_32 new file mode 100644 index 0000000..6ac8d4a --- /dev/null +++ b/arch/sh/boot/compressed/Makefile_32 @@ -0,0 +1,43 @@ +# +# linux/arch/sh/boot/compressed/Makefile +# +# create a compressed vmlinux image from the original vmlinux +# + +targets := vmlinux vmlinux.bin vmlinux.bin.gz \ + head_32.o misc_32.o piggy.o +EXTRA_AFLAGS := -traditional + +OBJECTS = $(obj)/head_32.o $(obj)/misc_32.o + +ifdef CONFIG_SH_STANDARD_BIOS +OBJECTS += $(obj)/../../kernel/sh_bios.o +endif + +# +# IMAGE_OFFSET is the load offset of the compression loader +# +IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ + $$[$(CONFIG_PAGE_OFFSET) + \ + $(CONFIG_MEMORY_START) + \ + $(CONFIG_BOOT_LINK_OFFSET)]') + +LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) + +LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../kernel/vmlinux.lds + +$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE + $(call if_changed,ld) + @: + +$(obj)/vmlinux.bin: vmlinux FORCE + $(call if_changed,objcopy) + +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE + $(call if_changed,gzip) + +LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T +OBJCOPYFLAGS += -R .empty_zero_page + +$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE + $(call if_changed,ld) diff --git a/arch/sh64/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile_64 index 9cd2167..4334f2b 100644 --- a/arch/sh64/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile_64 @@ -1,32 +1,32 @@ # -# linux/arch/sh64/boot/compressed/Makefile +# arch/sh/boot/compressed/Makefile_64 # -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. +# create a compressed vmlinux image from the original vmlinux # # Copyright (C) 2002 Stuart Menefy # Copyright (C) 2004 Paul Mundt # -# create a compressed vmlinux image from the original vmlinux +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. # targets := vmlinux vmlinux.bin vmlinux.bin.gz \ - head.o misc.o cache.o piggy.o vmlinux.lds - + head_64.o misc_64.o cache.o piggy.o EXTRA_AFLAGS := -traditional -OBJECTS := $(obj)/head.o $(obj)/misc.o $(obj)/cache.o +OBJECTS := $(obj)/vmlinux_64.lds $(obj)/head_64.o $(obj)/misc_64.o \ + $(obj)/cache.o # # ZIMAGE_OFFSET is the load offset of the compression loader # (4M for the kernel plus 64K for this loader) # -ZIMAGE_OFFSET = $(shell printf "0x%8x" $$[$(CONFIG_MEMORY_START)+0x400000+0x10000]) +ZIMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ + $$[$(CONFIG_PAGE_OFFSET)+0x400000+0x10000]') LDFLAGS_vmlinux := -Ttext $(ZIMAGE_OFFSET) -e startup \ - -T $(obj)/../../kernel/vmlinux.lds \ - --no-warn-mismatch + -T $(obj)/../../kernel/vmlinux.lds $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE $(call if_changed,ld) @@ -41,6 +41,5 @@ $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh64-linux -T OBJCOPYFLAGS += -R .empty_zero_page -$(obj)/piggy.o: $(obj)/vmlinux.lds $(obj)/vmlinux.bin.gz FORCE +$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE $(call if_changed,ld) - diff --git a/arch/sh/boot/compressed/cache.c b/arch/sh/boot/compressed/cache.c new file mode 100644 index 0000000..e27fc74 --- /dev/null +++ b/arch/sh/boot/compressed/cache.c @@ -0,0 +1,12 @@ +int cache_control(unsigned int command) +{ + volatile unsigned int *p = (volatile unsigned int *) 0x80000000; + int i; + + for (i = 0; i < (32 * 1024); i += 32) { + (void)*p; + p += (32 / sizeof (int)); + } + + return 0; +} diff --git a/arch/sh/boot/compressed/head.S b/arch/sh/boot/compressed/head_32.S index a8399b0..a8399b0 100644 --- a/arch/sh/boot/compressed/head.S +++ b/arch/sh/boot/compressed/head_32.S diff --git a/arch/sh64/boot/compressed/head.S b/arch/sh/boot/compressed/head_64.S index 82040b1..1d4ecbf 100644 --- a/arch/sh64/boot/compressed/head.S +++ b/arch/sh/boot/compressed/head_64.S @@ -13,11 +13,10 @@ * Modification for compressed loader: * Copyright (C) 2002 Stuart Menefy (stuart.menefy@st.com) */ - #include <linux/linkage.h> -#include <asm/registers.h> #include <asm/cache.h> -#include <asm/mmu_context.h> +#include <asm/cpu/mmu_context.h> +#include <asm/cpu/registers.h> /* * Fixed TLB entries to identity map the beginning of RAM @@ -51,14 +50,14 @@ startup: * uninitialized target registers. * This must be executed before the first branch. */ - ptabs/u ZERO, tr0 - ptabs/u ZERO, tr1 - ptabs/u ZERO, tr2 - ptabs/u ZERO, tr3 - ptabs/u ZERO, tr4 - ptabs/u ZERO, tr5 - ptabs/u ZERO, tr6 - ptabs/u ZERO, tr7 + ptabs/u r63, tr0 + ptabs/u r63, tr1 + ptabs/u r63, tr2 + ptabs/u r63, tr3 + ptabs/u r63, tr4 + ptabs/u r63, tr5 + ptabs/u r63, tr6 + ptabs/u r63, tr7 synci /* @@ -69,7 +68,7 @@ startup: pta 1f, tr1 movi ITLB_FIXED, r21 movi ITLB_LAST_VAR_UNRESTRICTED+TLB_STEP, r22 -1: putcfg r21, 0, ZERO /* Clear MMUIR[n].PTEH.V */ +1: putcfg r21, 0, r63 /* Clear MMUIR[n].PTEH.V */ addi r21, TLB_STEP, r21 bne r21, r22, tr1 @@ -77,7 +76,7 @@ startup: pta 1f, tr1 movi DTLB_FIXED, r21 movi DTLB_LAST_VAR_UNRESTRICTED+TLB_STEP, r22 -1: putcfg r21, 0, ZERO /* Clear MMUDR[n].PTEH.V */ +1: putcfg r21, 0, r63 /* Clear MMUDR[n].PTEH.V */ addi r21, TLB_STEP, r21 bne r21, r22, tr1 @@ -133,7 +132,7 @@ startup: pt 1f, tr1 movi datalabel __bss_start, r22 movi datalabel _end, r23 -1: st.l r22, 0, ZERO +1: st.l r22, 0, r63 addi r22, 4, r22 bne r22, r23, tr1 @@ -161,4 +160,4 @@ startup: /* Shouldn't return here, but just in case, loop forever */ pt 1f, tr0 -1: blink tr0, ZERO +1: blink tr0, r63 diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc_32.c index df65e30..adcea31 100644 --- a/arch/sh/boot/compressed/misc.c +++ b/arch/sh/boot/compressed/misc_32.c @@ -230,7 +230,10 @@ long* stack_start = &user_stack[STACK_SIZE]; void decompress_kernel(void) { output_data = 0; - output_ptr = P2SEGADDR((unsigned long)&_text+PAGE_SIZE); + output_ptr = PHYSADDR((unsigned long)&_text+PAGE_SIZE); +#ifdef CONFIG_29BIT + output_ptr |= P2SEG; +#endif free_mem_ptr = (unsigned long)&_end; free_mem_end_ptr = free_mem_ptr + HEAP_SIZE; diff --git a/arch/sh64/boot/compressed/misc.c b/arch/sh/boot/compressed/misc_64.c index aea00c5..a006ef8 100644 --- a/arch/sh64/boot/compressed/misc.c +++ b/arch/sh/boot/compressed/misc_64.c @@ -1,5 +1,5 @@ /* - * arch/sh64/boot/compressed/misc.c + * arch/sh/boot/compressed/misc_64.c * * This is a collection of several routines from gzip-1.0.3 * adapted for Linux. diff --git a/arch/sh64/boot/compressed/vmlinux.lds.S b/arch/sh/boot/compressed/vmlinux_64.lds index 59c2ef4..59c2ef4 100644 --- a/arch/sh64/boot/compressed/vmlinux.lds.S +++ b/arch/sh/boot/compressed/vmlinux_64.lds diff --git a/arch/sh/cchips/voyagergx/Makefile b/arch/sh/cchips/voyagergx/Makefile deleted file mode 100644 index f73963c..0000000 --- a/arch/sh/cchips/voyagergx/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# Makefile for VoyagerGX -# - -obj-y := irq.o setup.o - -obj-$(CONFIG_USB_OHCI_HCD) += consistent.o - -EXTRA_CFLAGS += -Werror diff --git a/arch/sh/cchips/voyagergx/consistent.c b/arch/sh/cchips/voyagergx/consistent.c deleted file mode 100644 index 07e8b9c..0000000 --- a/arch/sh/cchips/voyagergx/consistent.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - * arch/sh/cchips/voyagergx/consistent.c - * - * Copyright (C) 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/mm.h> -#include <linux/dma-mapping.h> -#include <linux/slab.h> -#include <linux/list.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/device.h> -#include <asm/io.h> - - -struct voya_alloc_entry { - struct list_head list; - unsigned long ofs; - unsigned long len; -}; - -static DEFINE_SPINLOCK(voya_list_lock); -static LIST_HEAD(voya_alloc_list); - -#define OHCI_SRAM_START 0xb0000000 -#define OHCI_HCCA_SIZE 0x100 -#define OHCI_SRAM_SIZE 0x10000 - -#define VOYAGER_OHCI_NAME "voyager-ohci" - -void *voyagergx_consistent_alloc(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t flag) -{ - struct list_head *list = &voya_alloc_list; - struct voya_alloc_entry *entry; - unsigned long start, end; - unsigned long flags; - - /* - * The SM501 contains an integrated 8051 with its own SRAM. - * Devices within the cchip can all hook into the 8051 SRAM. - * We presently use this for the OHCI. - * - * Everything else goes through consistent_alloc(). - */ - if (!dev || strcmp(dev->driver->name, VOYAGER_OHCI_NAME)) - return NULL; - - start = OHCI_SRAM_START + OHCI_HCCA_SIZE; - - entry = kmalloc(sizeof(struct voya_alloc_entry), GFP_ATOMIC); - if (!entry) - return ERR_PTR(-ENOMEM); - - entry->len = (size + 15) & ~15; - - /* - * The basis for this allocator is dwmw2's malloc.. the - * Matrox allocator :-) - */ - spin_lock_irqsave(&voya_list_lock, flags); - list_for_each(list, &voya_alloc_list) { - struct voya_alloc_entry *p; - - p = list_entry(list, struct voya_alloc_entry, list); - - if (p->ofs - start >= size) - goto out; - - start = p->ofs + p->len; - } - - end = start + (OHCI_SRAM_SIZE - OHCI_HCCA_SIZE); - list = &voya_alloc_list; - - if (end - start >= size) { -out: - entry->ofs = start; - list_add_tail(&entry->list, list); - spin_unlock_irqrestore(&voya_list_lock, flags); - - *handle = start; - return (void *)start; - } - - kfree(entry); - spin_unlock_irqrestore(&voya_list_lock, flags); - - return ERR_PTR(-EINVAL); -} - -int voyagergx_consistent_free(struct device *dev, size_t size, - void *vaddr, dma_addr_t handle) -{ - struct voya_alloc_entry *entry; - unsigned long flags; - - if (!dev || strcmp(dev->driver->name, VOYAGER_OHCI_NAME)) - return -EINVAL; - - spin_lock_irqsave(&voya_list_lock, flags); - list_for_each_entry(entry, &voya_alloc_list, list) { - if (entry->ofs != handle) - continue; - - list_del(&entry->list); - kfree(entry); - - break; - } - spin_unlock_irqrestore(&voya_list_lock, flags); - - return 0; -} - -EXPORT_SYMBOL(voyagergx_consistent_alloc); -EXPORT_SYMBOL(voyagergx_consistent_free); diff --git a/arch/sh/cchips/voyagergx/irq.c b/arch/sh/cchips/voyagergx/irq.c deleted file mode 100644 index ade3038..0000000 --- a/arch/sh/cchips/voyagergx/irq.c +++ /dev/null @@ -1,101 +0,0 @@ -/* -------------------------------------------------------------------- */ -/* setup_voyagergx.c: */ -/* -------------------------------------------------------------------- */ -/* This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - - Copyright 2003 (c) Lineo uSolutions,Inc. -*/ -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/io.h> -#include <asm/voyagergx.h> -#include <asm/rts7751r2d.h> - -enum { - UNUSED = 0, - - /* voyager specific interrupt sources */ - UP, G54, G53, G52, G51, G50, G49, G48, - I2C, PW, DMA, PCI, I2S, AC, US, - U1, U0, CV, MC, S1, S0, - UH, TWOD, ZD, PV, CI, -}; - -static struct intc_vect vectors[] __initdata = { - INTC_IRQ(UP, IRQ_SM501_UP), INTC_IRQ(G54, IRQ_SM501_G54), - INTC_IRQ(G53, IRQ_SM501_G53), INTC_IRQ(G52, IRQ_SM501_G52), - INTC_IRQ(G51, IRQ_SM501_G51), INTC_IRQ(G50, IRQ_SM501_G50), - INTC_IRQ(G49, IRQ_SM501_G49), INTC_IRQ(G48, IRQ_SM501_G48), - INTC_IRQ(I2C, IRQ_SM501_I2C), INTC_IRQ(PW, IRQ_SM501_PW), - INTC_IRQ(DMA, IRQ_SM501_DMA), INTC_IRQ(PCI, IRQ_SM501_PCI), - INTC_IRQ(I2S, IRQ_SM501_I2S), INTC_IRQ(AC, IRQ_SM501_AC), - INTC_IRQ(US, IRQ_SM501_US), INTC_IRQ(U1, IRQ_SM501_U1), - INTC_IRQ(U0, IRQ_SM501_U0), INTC_IRQ(CV, IRQ_SM501_CV), - INTC_IRQ(MC, IRQ_SM501_MC), INTC_IRQ(S1, IRQ_SM501_S1), - INTC_IRQ(S0, IRQ_SM501_S0), INTC_IRQ(UH, IRQ_SM501_UH), - INTC_IRQ(TWOD, IRQ_SM501_2D), INTC_IRQ(ZD, IRQ_SM501_ZD), - INTC_IRQ(PV, IRQ_SM501_PV), INTC_IRQ(CI, IRQ_SM501_CI), -}; - -static struct intc_mask_reg mask_registers[] __initdata = { - { VOYAGER_INT_MASK, 0, 32, /* "Interrupt Mask", MMIO_base + 0x30 */ - { UP, G54, G53, G52, G51, G50, G49, G48, - I2C, PW, 0, DMA, PCI, I2S, AC, US, - 0, 0, U1, U0, CV, MC, S1, S0, - 0, UH, 0, 0, TWOD, ZD, PV, CI } }, -}; - -static DECLARE_INTC_DESC(intc_desc, "voyagergx", vectors, - NULL, NULL, mask_registers, NULL, NULL); - -static unsigned int voyagergx_stat2irq[32] = { - IRQ_SM501_CI, IRQ_SM501_PV, IRQ_SM501_ZD, IRQ_SM501_2D, - 0, 0, IRQ_SM501_UH, 0, - IRQ_SM501_S0, IRQ_SM501_S1, IRQ_SM501_MC, IRQ_SM501_CV, - IRQ_SM501_U0, IRQ_SM501_U1, 0, 0, - IRQ_SM501_US, IRQ_SM501_AC, IRQ_SM501_I2S, IRQ_SM501_PCI, - IRQ_SM501_DMA, 0, IRQ_SM501_PW, IRQ_SM501_I2C, - IRQ_SM501_G48, IRQ_SM501_G49, IRQ_SM501_G50, IRQ_SM501_G51, - IRQ_SM501_G52, IRQ_SM501_G53, IRQ_SM501_G54, IRQ_SM501_UP -}; - -static void voyagergx_irq_demux(unsigned int irq, struct irq_desc *desc) -{ - unsigned long intv = ctrl_inl(INT_STATUS); - struct irq_desc *ext_desc; - unsigned int ext_irq; - unsigned int k = 0; - - while (intv) { - ext_irq = voyagergx_stat2irq[k]; - if (ext_irq && (intv & 1)) { - ext_desc = irq_desc + ext_irq; - handle_level_irq(ext_irq, ext_desc); - } - intv >>= 1; - k++; - } -} - -void __init setup_voyagergx_irq(void) -{ - printk(KERN_INFO "VoyagerGX on irq %d (mapped into %d to %d)\n", - IRQ_VOYAGER, - VOYAGER_IRQ_BASE, - VOYAGER_IRQ_BASE + VOYAGER_IRQ_NUM - 1); - - register_intc_controller(&intc_desc); - set_irq_chained_handler(IRQ_VOYAGER, voyagergx_irq_demux); -} diff --git a/arch/sh/cchips/voyagergx/setup.c b/arch/sh/cchips/voyagergx/setup.c deleted file mode 100644 index 33f0302..0000000 --- a/arch/sh/cchips/voyagergx/setup.c +++ /dev/null @@ -1,37 +0,0 @@ -/* - * arch/sh/cchips/voyagergx/setup.c - * - * Setup routines for VoyagerGX cchip. - * - * Copyright (C) 2003 Lineo uSolutions, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ -#include <linux/init.h> -#include <linux/module.h> -#include <asm/io.h> -#include <asm/voyagergx.h> - -static int __init setup_voyagergx(void) -{ - unsigned long val; - - val = readl((void __iomem *)DRAM_CTRL); - val |= (DRAM_CTRL_CPU_COLUMN_SIZE_256 | - DRAM_CTRL_CPU_ACTIVE_PRECHARGE | - DRAM_CTRL_CPU_RESET | - DRAM_CTRL_REFRESH_COMMAND | - DRAM_CTRL_BLOCK_WRITE_TIME | - DRAM_CTRL_BLOCK_WRITE_PRECHARGE | - DRAM_CTRL_ACTIVE_PRECHARGE | - DRAM_CTRL_RESET | - DRAM_CTRL_REMAIN_ACTIVE); - writel(val, (void __iomem *)DRAM_CTRL); - - return 0; -} - -module_init(setup_voyagergx); diff --git a/arch/sh64/configs/cayman_defconfig b/arch/sh/configs/cayman_defconfig index 75552bb..a05b278 100644 --- a/arch/sh64/configs/cayman_defconfig +++ b/arch/sh/configs/cayman_defconfig @@ -1,18 +1,22 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.24-rc1 -# Fri Nov 2 14:35:27 2007 +# Linux kernel version: 2.6.24-rc3 +# Fri Nov 23 14:15:55 2007 # CONFIG_SUPERH=y +# CONFIG_SUPERH32 is not set CONFIG_SUPERH64=y -CONFIG_MMU=y -CONFIG_QUICKLIST=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +# CONFIG_GENERIC_TIME is not set +# CONFIG_GENERIC_CLOCKEVENTS is not set +CONFIG_SYS_SUPPORTS_PCI=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set CONFIG_ARCH_NO_VIRT_TO_BUS=y @@ -33,6 +37,7 @@ CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set # CONFIG_AUDIT is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 @@ -45,7 +50,7 @@ CONFIG_SYSFS_DEPRECATED=y # CONFIG_BLK_DEV_INITRD is not set # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y -# CONFIG_EMBEDDED is not set +CONFIG_EMBEDDED=y CONFIG_UID16=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y @@ -97,73 +102,153 @@ CONFIG_DEFAULT_IOSCHED="cfq" # # System type # -# CONFIG_SH_SIMULATOR is not set -CONFIG_SH_CAYMAN=y -# CONFIG_SH_HARP is not set CONFIG_CPU_SH5=y +# CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7705 is not set +# CONFIG_CPU_SUBTYPE_SH7706 is not set +# CONFIG_CPU_SUBTYPE_SH7707 is not set +# CONFIG_CPU_SUBTYPE_SH7708 is not set +# CONFIG_CPU_SUBTYPE_SH7709 is not set +# CONFIG_CPU_SUBTYPE_SH7710 is not set +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7750 is not set +# CONFIG_CPU_SUBTYPE_SH7091 is not set +# CONFIG_CPU_SUBTYPE_SH7750R is not set +# CONFIG_CPU_SUBTYPE_SH7750S is not set +# CONFIG_CPU_SUBTYPE_SH7751 is not set +# CONFIG_CPU_SUBTYPE_SH7751R is not set +# CONFIG_CPU_SUBTYPE_SH7760 is not set +# CONFIG_CPU_SUBTYPE_SH4_202 is not set +# CONFIG_CPU_SUBTYPE_SH7770 is not set +# CONFIG_CPU_SUBTYPE_SH7780 is not set +# CONFIG_CPU_SUBTYPE_SH7785 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set +# CONFIG_CPU_SUBTYPE_SH7343 is not set +# CONFIG_CPU_SUBTYPE_SH7722 is not set CONFIG_CPU_SUBTYPE_SH5_101=y # CONFIG_CPU_SUBTYPE_SH5_103 is not set -CONFIG_LITTLE_ENDIAN=y -# CONFIG_BIG_ENDIAN is not set -CONFIG_SH_FPU=y -# CONFIG_SH64_FPU_DENORM_FLUSH is not set -CONFIG_SH64_PGTABLE_2_LEVEL=y -# CONFIG_SH64_PGTABLE_3_LEVEL is not set + +# +# Memory management options +# +CONFIG_QUICKLIST=y +CONFIG_MMU=y +CONFIG_PAGE_OFFSET=0x20000000 +CONFIG_MEMORY_START=0x80000000 +CONFIG_MEMORY_SIZE=0x00400000 +CONFIG_32BIT=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_64KB is not set CONFIG_HUGETLB_PAGE_SIZE_64K=y +# CONFIG_HUGETLB_PAGE_SIZE_256K is not set # CONFIG_HUGETLB_PAGE_SIZE_1MB is not set +# CONFIG_HUGETLB_PAGE_SIZE_4MB is not set +# CONFIG_HUGETLB_PAGE_SIZE_64MB is not set # CONFIG_HUGETLB_PAGE_SIZE_512MB is not set +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +CONFIG_SPLIT_PTLOCK_CPUS=4 +CONFIG_RESOURCES_64BIT=y +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 + +# +# Cache configuration +# +# CONFIG_SH_DIRECT_MAPPED is not set +# CONFIG_CACHE_WRITEBACK is not set +# CONFIG_CACHE_WRITETHROUGH is not set +CONFIG_CACHE_OFF=y + +# +# Processor features +# +CONFIG_CPU_LITTLE_ENDIAN=y +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_SH_FPU=y +# CONFIG_SH64_FPU_DENORM_FLUSH is not set CONFIG_SH64_USER_MISALIGNED_FIXUP=y +CONFIG_SH64_ID2815_WORKAROUND=y +CONFIG_CPU_HAS_FPU=y # -# Memory options +# Board support # -CONFIG_CACHED_MEMORY_OFFSET=0x20000000 -CONFIG_MEMORY_START=0x80000000 -CONFIG_MEMORY_SIZE_IN_MB=128 +CONFIG_SH_CAYMAN=y # -# Cache options +# Timer and clock configuration # -CONFIG_DCACHE_WRITE_BACK=y -# CONFIG_DCACHE_WRITE_THROUGH is not set -# CONFIG_DCACHE_DISABLED is not set -# CONFIG_ICACHE_DISABLED is not set -CONFIG_PCIDEVICE_MEMORY_START=C0000000 -CONFIG_DEVICE_MEMORY_START=E0000000 -CONFIG_FLASH_MEMORY_START=0x00000000 -CONFIG_PCI_BLOCK_START=0x40000000 +CONFIG_SH_TIMER_IRQ=16 +CONFIG_SH_PCLK_FREQ=50000000 +# CONFIG_TICK_ONESHOT is not set # -# CPU Subtype specific options +# CPU Frequency scaling +# +# CONFIG_CPU_FREQ is not set + +# +# DMA support # -CONFIG_SH64_ID2815_WORKAROUND=y # -# Misc options +# Companion Chips +# + +# +# Additional SuperH Device Drivers # CONFIG_HEARTBEAT=y -CONFIG_HDSP253_LED=y -# CONFIG_SH_DMA is not set +# CONFIG_PUSH_SWITCH is not set + +# +# Kernel features +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +# CONFIG_KEXEC is not set +# CONFIG_CRASH_DUMP is not set +# CONFIG_PREEMPT_NONE is not set +# CONFIG_PREEMPT_VOLUNTARY is not set CONFIG_PREEMPT=y -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -# CONFIG_DISCONTIGMEM_MANUAL is not set -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set -CONFIG_ZONE_DMA_FLAG=0 -CONFIG_NR_QUICK=1 +CONFIG_PREEMPT_BKL=y +CONFIG_GUSA=y + +# +# Boot options +# +CONFIG_ZERO_PAGE_OFFSET=0x00001000 +CONFIG_BOOT_LINK_OFFSET=0x00800000 +# CONFIG_CMDLINE_BOOL is not set # -# Bus options (PCI, PCMCIA, EISA, MCA, ISA) +# Bus options # CONFIG_PCI=y CONFIG_SH_PCIDMA_NONCOHERENT=y +CONFIG_PCI_AUTO=y +CONFIG_PCI_AUTO_UPDATE_RESOURCES=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set # CONFIG_PCCARD is not set # CONFIG_HOTPLUG_PCI is not set @@ -354,11 +439,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set # CONFIG_SCSI_STEX is not set -CONFIG_SCSI_SYM53C8XX_2=y -CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0 -CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16 -CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64 -CONFIG_SCSI_SYM53C8XX_MMIO=y +# CONFIG_SCSI_SYM53C8XX_2 is not set # CONFIG_SCSI_QLOGIC_1280 is not set # CONFIG_SCSI_QLA_FC is not set # CONFIG_SCSI_QLA_ISCSI is not set @@ -391,6 +472,7 @@ CONFIG_NETDEVICES=y # CONFIG_PHYLIB is not set CONFIG_NET_ETHERNET=y # CONFIG_MII is not set +# CONFIG_AX88796 is not set # CONFIG_STNIC is not set # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set @@ -398,40 +480,14 @@ CONFIG_NET_ETHERNET=y # CONFIG_NET_VENDOR_3COM is not set # CONFIG_SMC91X is not set # CONFIG_SMC911X is not set -CONFIG_NET_TULIP=y -# CONFIG_DE2104X is not set -CONFIG_TULIP=y -# CONFIG_TULIP_MWI is not set -# CONFIG_TULIP_MMIO is not set -# CONFIG_TULIP_NAPI is not set -# CONFIG_DE4X5 is not set -# CONFIG_WINBOND_840 is not set -# CONFIG_DM9102 is not set -# CONFIG_ULI526X is not set +# CONFIG_NET_TULIP is not set # CONFIG_HP100 is not set # CONFIG_IBM_NEW_EMAC_ZMII is not set # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set -CONFIG_NET_PCI=y -# CONFIG_PCNET32 is not set -# CONFIG_AMD8111_ETH is not set -# CONFIG_ADAPTEC_STARFIRE is not set +# CONFIG_NET_PCI is not set # CONFIG_B44 is not set -# CONFIG_FORCEDETH is not set -# CONFIG_EEPRO100 is not set -# CONFIG_E100 is not set -# CONFIG_FEALNX is not set -# CONFIG_NATSEMI is not set -# CONFIG_NE2K_PCI is not set -# CONFIG_8139CP is not set -# CONFIG_8139TOO is not set -# CONFIG_SIS900 is not set -# CONFIG_EPIC100 is not set -# CONFIG_SUNDANCE is not set -# CONFIG_TLAN is not set -# CONFIG_VIA_RHINE is not set -# CONFIG_SC92031 is not set CONFIG_NETDEV_1000=y # CONFIG_ACENIC is not set # CONFIG_DL2K is not set @@ -492,7 +548,7 @@ CONFIG_INPUT=y # Userland interfaces # CONFIG_INPUT_MOUSEDEV=y -CONFIG_INPUT_MOUSEDEV_PSAUX=y +# CONFIG_INPUT_MOUSEDEV_PSAUX is not set CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set @@ -502,24 +558,8 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # # Input Device Drivers # -CONFIG_INPUT_KEYBOARD=y -CONFIG_KEYBOARD_ATKBD=y -# CONFIG_KEYBOARD_SUNKBD is not set -# CONFIG_KEYBOARD_LKKBD is not set -# CONFIG_KEYBOARD_XTKBD is not set -# CONFIG_KEYBOARD_NEWTON is not set -# CONFIG_KEYBOARD_STOWAWAY is not set -CONFIG_INPUT_MOUSE=y -CONFIG_MOUSE_PS2=y -CONFIG_MOUSE_PS2_ALPS=y -CONFIG_MOUSE_PS2_LOGIPS2PP=y -CONFIG_MOUSE_PS2_SYNAPTICS=y -CONFIG_MOUSE_PS2_LIFEBOOK=y -CONFIG_MOUSE_PS2_TRACKPOINT=y -# CONFIG_MOUSE_PS2_TOUCHKIT is not set -# CONFIG_MOUSE_SERIAL is not set -# CONFIG_MOUSE_APPLETOUCH is not set -# CONFIG_MOUSE_VSXXXAA is not set +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set # CONFIG_INPUT_JOYSTICK is not set # CONFIG_INPUT_TABLET is not set # CONFIG_INPUT_TOUCHSCREEN is not set @@ -528,12 +568,7 @@ CONFIG_MOUSE_PS2_TRACKPOINT=y # # Hardware I/O ports # -CONFIG_SERIO=y -CONFIG_SERIO_I8042=y -CONFIG_SERIO_SERPORT=y -# CONFIG_SERIO_PCIPS2 is not set -CONFIG_SERIO_LIBPS2=y -# CONFIG_SERIO_RAW is not set +# CONFIG_SERIO is not set # CONFIG_GAMEPORT is not set # @@ -553,11 +588,7 @@ CONFIG_HW_CONSOLE=y # # Non-8250 serial port support # -CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_NR_UARTS=2 -CONFIG_SERIAL_SH_SCI_CONSOLE=y -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_SERIAL_SH_SCI is not set # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y @@ -642,6 +673,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_ADT7470 is not set # CONFIG_SENSORS_ATXP1 is not set # CONFIG_SENSORS_DS1621 is not set +# CONFIG_SENSORS_I5K_AMB is not set # CONFIG_SENSORS_F71805F is not set # CONFIG_SENSORS_F71882FG is not set # CONFIG_SENSORS_F75375S is not set @@ -832,9 +864,9 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y CONFIG_FB=y CONFIG_FIRMWARE_EDID=y # CONFIG_FB_DDC is not set -CONFIG_FB_CFB_FILLRECT=y -CONFIG_FB_CFB_COPYAREA=y -CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_FILLRECT is not set +# CONFIG_FB_CFB_COPYAREA is not set +# CONFIG_FB_CFB_IMAGEBLIT is not set # CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set # CONFIG_FB_SYS_FILLRECT is not set # CONFIG_FB_SYS_COPYAREA is not set @@ -866,7 +898,7 @@ CONFIG_FB_MODE_HELPERS=y # CONFIG_FB_SAVAGE is not set # CONFIG_FB_SIS is not set # CONFIG_FB_NEOMAGIC is not set -CONFIG_FB_KYRO=y +# CONFIG_FB_KYRO is not set # CONFIG_FB_3DFX is not set # CONFIG_FB_VOODOO1 is not set # CONFIG_FB_VT8623 is not set @@ -1062,6 +1094,7 @@ CONFIG_INSTRUMENTATION=y # # Kernel hacking # +CONFIG_TRACE_IRQFLAGS_SUPPORT=y # CONFIG_PRINTK_TIME is not set CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y @@ -1076,10 +1109,14 @@ CONFIG_SCHED_DEBUG=y CONFIG_SCHEDSTATS=y # CONFIG_TIMER_STATS is not set # CONFIG_DEBUG_SLAB is not set +CONFIG_DEBUG_PREEMPT=y # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1094,8 +1131,11 @@ CONFIG_FORCED_INLINING=y # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_SAMPLES is not set -# CONFIG_EARLY_PRINTK is not set -CONFIG_SH64_PROC_TLB=y +# CONFIG_SH_STANDARD_BIOS is not set +# CONFIG_EARLY_SCIF_CONSOLE is not set +# CONFIG_DEBUG_BOOTMEM is not set +# CONFIG_DEBUG_STACK_USAGE is not set +# CONFIG_4KSTACKS is not set CONFIG_SH64_PROC_ASIDS=y CONFIG_SH64_SR_WATCH=y # CONFIG_POOR_MANS_STRACE is not set diff --git a/arch/sh/configs/hs7751rvoip_defconfig b/arch/sh/configs/hs7751rvoip_defconfig deleted file mode 100644 index 5d9da5a..0000000 --- a/arch/sh/configs/hs7751rvoip_defconfig +++ /dev/null @@ -1,908 +0,0 @@ -# -# Automatically generated make config: don't edit -# Linux kernel version: 2.6.18 -# Tue Oct 3 13:04:52 2006 -# -CONFIG_SUPERH=y -CONFIG_RWSEM_GENERIC_SPINLOCK=y -CONFIG_GENERIC_FIND_NEXT_BIT=y -CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_IRQ_PROBE=y -CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y -CONFIG_LOCK_KERNEL=y -CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# -CONFIG_LOCALVERSION="" -CONFIG_LOCALVERSION_AUTO=y -CONFIG_SWAP=y -CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set -CONFIG_POSIX_MQUEUE=y -CONFIG_BSD_PROCESS_ACCT=y -# CONFIG_BSD_PROCESS_ACCT_V3 is not set -# CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set -# CONFIG_AUDIT is not set -# CONFIG_IKCONFIG is not set -# CONFIG_RELAY is not set -CONFIG_INITRAMFS_SOURCE="" -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_SYSCTL=y -CONFIG_EMBEDDED=y -CONFIG_UID16=y -# CONFIG_SYSCTL_SYSCALL is not set -# CONFIG_KALLSYMS is not set -CONFIG_HOTPLUG=y -CONFIG_PRINTK=y -CONFIG_BUG=y -CONFIG_ELF_CORE=y -CONFIG_BASE_FULL=y -CONFIG_FUTEX=y -CONFIG_EPOLL=y -CONFIG_SHMEM=y -CONFIG_SLAB=y -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set -CONFIG_BASE_SMALL=0 -# CONFIG_SLOB is not set - -# -# Loadable module support -# -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -# CONFIG_MODULE_FORCE_UNLOAD is not set -# CONFIG_MODVERSIONS is not set -# CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y - -# -# Block layer -# -CONFIG_BLOCK=y -# CONFIG_LBD is not set -# CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_AS=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=y -CONFIG_DEFAULT_AS=y -# CONFIG_DEFAULT_DEADLINE is not set -# CONFIG_DEFAULT_CFQ is not set -# CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="anticipatory" - -# -# System type -# -# CONFIG_SH_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SOLUTION_ENGINE is not set -# CONFIG_SH_7300_SOLUTION_ENGINE is not set -# CONFIG_SH_7343_SOLUTION_ENGINE is not set -# CONFIG_SH_73180_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SYSTEMH is not set -# CONFIG_SH_HP6XX is not set -# CONFIG_SH_EC3104 is not set -# CONFIG_SH_SATURN is not set -# CONFIG_SH_DREAMCAST is not set -# CONFIG_SH_BIGSUR is not set -# CONFIG_SH_MPC1211 is not set -# CONFIG_SH_SH03 is not set -# CONFIG_SH_SECUREEDGE5410 is not set -CONFIG_SH_HS7751RVOIP=y -# CONFIG_SH_7710VOIPGW is not set -# CONFIG_SH_RTS7751R2D is not set -# CONFIG_SH_R7780RP is not set -# CONFIG_SH_EDOSK7705 is not set -# CONFIG_SH_SH4202_MICRODEV is not set -# CONFIG_SH_LANDISK is not set -# CONFIG_SH_TITAN is not set -# CONFIG_SH_SHMIN is not set -# CONFIG_SH_UNKNOWN is not set - -# -# Processor selection -# -CONFIG_CPU_SH4=y - -# -# SH-2 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7604 is not set - -# -# SH-3 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7300 is not set -# CONFIG_CPU_SUBTYPE_SH7705 is not set -# CONFIG_CPU_SUBTYPE_SH7706 is not set -# CONFIG_CPU_SUBTYPE_SH7707 is not set -# CONFIG_CPU_SUBTYPE_SH7708 is not set -# CONFIG_CPU_SUBTYPE_SH7709 is not set -# CONFIG_CPU_SUBTYPE_SH7710 is not set - -# -# SH-4 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7750 is not set -# CONFIG_CPU_SUBTYPE_SH7091 is not set -# CONFIG_CPU_SUBTYPE_SH7750R is not set -# CONFIG_CPU_SUBTYPE_SH7750S is not set -# CONFIG_CPU_SUBTYPE_SH7751 is not set -CONFIG_CPU_SUBTYPE_SH7751R=y -# CONFIG_CPU_SUBTYPE_SH7760 is not set -# CONFIG_CPU_SUBTYPE_SH4_202 is not set - -# -# ST40 Processor Support -# -# CONFIG_CPU_SUBTYPE_ST40STB1 is not set -# CONFIG_CPU_SUBTYPE_ST40GX1 is not set - -# -# SH-4A Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7770 is not set -# CONFIG_CPU_SUBTYPE_SH7780 is not set - -# -# SH4AL-DSP Processor Support -# -# CONFIG_CPU_SUBTYPE_SH73180 is not set -# CONFIG_CPU_SUBTYPE_SH7343 is not set - -# -# Memory management options -# -CONFIG_MMU=y -CONFIG_PAGE_OFFSET=0x80000000 -CONFIG_MEMORY_START=0x0c000000 -CONFIG_MEMORY_SIZE=0x04000000 -CONFIG_VSYSCALL=y -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -# CONFIG_DISCONTIGMEM_MANUAL is not set -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set - -# -# Cache configuration -# -# CONFIG_SH_DIRECT_MAPPED is not set -# CONFIG_SH_WRITETHROUGH is not set -# CONFIG_SH_OCRAM is not set - -# -# Processor features -# -CONFIG_CPU_LITTLE_ENDIAN=y -CONFIG_SH_FPU=y -# CONFIG_SH_DSP is not set -# CONFIG_SH_STORE_QUEUES is not set -CONFIG_CPU_HAS_INTEVT=y -CONFIG_CPU_HAS_SR_RB=y - -# -# Timer support -# -CONFIG_SH_TMU=y - -# -# HS7751RVoIP options -# -CONFIG_HS7751RVOIP_CODEC=y -CONFIG_SH_PCLK_FREQ=60000000 - -# -# CPU Frequency scaling -# -# CONFIG_CPU_FREQ is not set - -# -# DMA support -# -# CONFIG_SH_DMA is not set - -# -# Companion Chips -# -# CONFIG_HD6446X_SERIES is not set - -# -# Kernel features -# -# CONFIG_HZ_100 is not set -CONFIG_HZ_250=y -# CONFIG_HZ_1000 is not set -CONFIG_HZ=250 -# CONFIG_KEXEC is not set -# CONFIG_SMP is not set -# CONFIG_PREEMPT_NONE is not set -# CONFIG_PREEMPT_VOLUNTARY is not set -CONFIG_PREEMPT=y -CONFIG_PREEMPT_BKL=y - -# -# Boot options -# -CONFIG_ZERO_PAGE_OFFSET=0x00001000 -CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set -CONFIG_CMDLINE_BOOL=y -CONFIG_CMDLINE="mem=64M console=ttySC1,115200 root=/dev/hda1" - -# -# Bus options -# -# CONFIG_PCI is not set - -# -# PCCARD (PCMCIA/CardBus) support -# -# CONFIG_PCCARD is not set - -# -# PCI Hotplug Support -# - -# -# Executable file formats -# -CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_FLAT is not set -# CONFIG_BINFMT_MISC is not set - -# -# Power management options (EXPERIMENTAL) -# -# CONFIG_PM is not set - -# -# Networking -# -CONFIG_NET=y - -# -# Networking options -# -# CONFIG_NETDEBUG is not set -CONFIG_PACKET=y -CONFIG_PACKET_MMAP=y -CONFIG_UNIX=y -CONFIG_XFRM=y -# CONFIG_XFRM_USER is not set -# CONFIG_XFRM_SUB_POLICY is not set -# CONFIG_NET_KEY is not set -CONFIG_INET=y -CONFIG_IP_MULTICAST=y -CONFIG_IP_ADVANCED_ROUTER=y -CONFIG_ASK_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set -CONFIG_IP_FIB_HASH=y -# CONFIG_IP_MULTIPLE_TABLES is not set -# CONFIG_IP_ROUTE_MULTIPATH is not set -# CONFIG_IP_ROUTE_VERBOSE is not set -# CONFIG_IP_PNP is not set -# CONFIG_NET_IPIP is not set -# CONFIG_NET_IPGRE is not set -# CONFIG_IP_MROUTE is not set -# CONFIG_ARPD is not set -# CONFIG_SYN_COOKIES is not set -# CONFIG_INET_AH is not set -# CONFIG_INET_ESP is not set -# CONFIG_INET_IPCOMP is not set -# CONFIG_INET_XFRM_TUNNEL is not set -# CONFIG_INET_TUNNEL is not set -CONFIG_INET_XFRM_MODE_TRANSPORT=y -CONFIG_INET_XFRM_MODE_TUNNEL=y -CONFIG_INET_DIAG=y -CONFIG_INET_TCP_DIAG=y -# CONFIG_TCP_CONG_ADVANCED is not set -CONFIG_TCP_CONG_CUBIC=y -CONFIG_DEFAULT_TCP_CONG="cubic" -# CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set -# CONFIG_NETWORK_SECMARK is not set -# CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# -# CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# -# CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# -# CONFIG_TIPC is not set -# CONFIG_ATM is not set -# CONFIG_BRIDGE is not set -# CONFIG_VLAN_8021Q is not set -# CONFIG_DECNET is not set -# CONFIG_LLC2 is not set -# CONFIG_IPX is not set -# CONFIG_ATALK is not set -# CONFIG_X25 is not set -# CONFIG_LAPB is not set -# CONFIG_ECONET is not set -# CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# -# CONFIG_NET_SCHED is not set - -# -# Network testing -# -# CONFIG_NET_PKTGEN is not set -# CONFIG_HAMRADIO is not set -# CONFIG_IRDA is not set -# CONFIG_BT is not set -# CONFIG_IEEE80211 is not set - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -CONFIG_FW_LOADER=m -# CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# -# CONFIG_CONNECTOR is not set - -# -# Memory Technology Devices (MTD) -# -# CONFIG_MTD is not set - -# -# Parallel port support -# -# CONFIG_PARPORT is not set - -# -# Plug and Play support -# - -# -# Block devices -# -# CONFIG_BLK_DEV_COW_COMMON is not set -# CONFIG_BLK_DEV_LOOP is not set -# CONFIG_BLK_DEV_NBD is not set -# CONFIG_BLK_DEV_RAM is not set -# CONFIG_BLK_DEV_INITRD is not set -# CONFIG_CDROM_PKTCDVD is not set -# CONFIG_ATA_OVER_ETH is not set - -# -# ATA/ATAPI/MFM/RLL support -# -CONFIG_IDE=y -CONFIG_IDE_MAX_HWIFS=1 -CONFIG_BLK_DEV_IDE=y - -# -# Please see Documentation/ide.txt for help/info on IDE drives -# -# CONFIG_BLK_DEV_IDE_SATA is not set -CONFIG_BLK_DEV_IDEDISK=y -# CONFIG_IDEDISK_MULTI_MODE is not set -# CONFIG_BLK_DEV_IDECD is not set -# CONFIG_BLK_DEV_IDETAPE is not set -# CONFIG_BLK_DEV_IDEFLOPPY is not set -# CONFIG_IDE_TASK_IOCTL is not set - -# -# IDE chipset support/bugfixes -# -CONFIG_IDE_GENERIC=y -# CONFIG_IDE_ARM is not set -# CONFIG_BLK_DEV_IDEDMA is not set -# CONFIG_IDEDMA_AUTO is not set -# CONFIG_BLK_DEV_HD is not set - -# -# SCSI device support -# -# CONFIG_RAID_ATTRS is not set -# CONFIG_SCSI is not set -# CONFIG_SCSI_NETLINK is not set - -# -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# -# CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# -# CONFIG_MD is not set - -# -# Fusion MPT device support -# -# CONFIG_FUSION is not set - -# -# IEEE 1394 (FireWire) support -# - -# -# I2O device support -# - -# -# Network device support -# -CONFIG_NETDEVICES=y -# CONFIG_DUMMY is not set -# CONFIG_BONDING is not set -# CONFIG_EQUALIZER is not set -# CONFIG_TUN is not set - -# -# PHY device support -# -# CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# -CONFIG_NET_ETHERNET=y -CONFIG_MII=y -# CONFIG_STNIC is not set -# CONFIG_SMC91X is not set - -# -# Ethernet (1000 Mbit) -# - -# -# Ethernet (10000 Mbit) -# - -# -# Token Ring devices -# - -# -# Wireless LAN (non-hamradio) -# -# CONFIG_NET_RADIO is not set - -# -# Wan interfaces -# -# CONFIG_WAN is not set -# CONFIG_PPP is not set -# CONFIG_SLIP is not set -# CONFIG_SHAPER is not set -# CONFIG_NETCONSOLE is not set -# CONFIG_NETPOLL is not set -# CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# -# CONFIG_ISDN is not set - -# -# Telephony Support -# -# CONFIG_PHONE is not set - -# -# Input device support -# -CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set - -# -# Userland interfaces -# -# CONFIG_INPUT_MOUSEDEV is not set -# CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set -# CONFIG_INPUT_EVDEV is not set -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -# CONFIG_INPUT_MISC is not set - -# -# Hardware I/O ports -# -CONFIG_SERIO=y -CONFIG_SERIO_I8042=y -CONFIG_SERIO_SERPORT=y -# CONFIG_SERIO_LIBPS2 is not set -# CONFIG_SERIO_RAW is not set -# CONFIG_GAMEPORT is not set - -# -# Character devices -# -# CONFIG_VT is not set -# CONFIG_SERIAL_NONSTANDARD is not set - -# -# Serial drivers -# -# CONFIG_SERIAL_8250 is not set - -# -# Non-8250 serial port support -# -CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_NR_UARTS=2 -CONFIG_SERIAL_SH_SCI_CONSOLE=y -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y -CONFIG_UNIX98_PTYS=y -# CONFIG_LEGACY_PTYS is not set - -# -# IPMI -# -# CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# -# CONFIG_WATCHDOG is not set -CONFIG_HW_RANDOM=y -# CONFIG_GEN_RTC is not set -# CONFIG_DTLK is not set -# CONFIG_R3964 is not set - -# -# Ftape, the floppy tape device driver -# -# CONFIG_RAW_DRIVER is not set - -# -# TPM devices -# -# CONFIG_TCG_TPM is not set -# CONFIG_TELCLOCK is not set - -# -# I2C support -# -# CONFIG_I2C is not set - -# -# SPI support -# -# CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# - -# -# Hardware Monitoring support -# -CONFIG_HWMON=y -# CONFIG_HWMON_VID is not set -# CONFIG_SENSORS_ABITUGURU is not set -# CONFIG_SENSORS_F71805F is not set -# CONFIG_SENSORS_VT1211 is not set -# CONFIG_HWMON_DEBUG_CHIP is not set - -# -# Misc devices -# - -# -# Multimedia devices -# -# CONFIG_VIDEO_DEV is not set -CONFIG_VIDEO_V4L2=y - -# -# Digital Video Broadcasting Devices -# -# CONFIG_DVB is not set - -# -# Graphics support -# -CONFIG_FIRMWARE_EDID=y -# CONFIG_FB is not set -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set - -# -# Sound -# -# CONFIG_SOUND is not set - -# -# USB support -# -# CONFIG_USB_ARCH_HAS_HCD is not set -# CONFIG_USB_ARCH_HAS_OHCI is not set -# CONFIG_USB_ARCH_HAS_EHCI is not set - -# -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' -# - -# -# USB Gadget Support -# -# CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# -# CONFIG_MMC is not set - -# -# LED devices -# -# CONFIG_NEW_LEDS is not set - -# -# LED drivers -# - -# -# LED Triggers -# - -# -# InfiniBand support -# - -# -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# -# Real Time Clock -# -# CONFIG_RTC_CLASS is not set - -# -# DMA Engine support -# -# CONFIG_DMA_ENGINE is not set - -# -# DMA Clients -# - -# -# DMA Devices -# - -# -# File systems -# -CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set -# CONFIG_EXT2_FS_XIP is not set -# CONFIG_EXT3_FS is not set -# CONFIG_REISERFS_FS is not set -# CONFIG_JFS_FS is not set -# CONFIG_FS_POSIX_ACL is not set -# CONFIG_XFS_FS is not set -# CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set -CONFIG_INOTIFY=y -CONFIG_INOTIFY_USER=y -# CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y -# CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set -# CONFIG_FUSE_FS is not set - -# -# CD-ROM/DVD Filesystems -# -# CONFIG_ISO9660_FS is not set -# CONFIG_UDF_FS is not set - -# -# DOS/FAT/NT Filesystems -# -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y -CONFIG_PROC_SYSCTL=y -CONFIG_SYSFS=y -CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set -# CONFIG_HUGETLBFS is not set -# CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y -# CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set - -# -# Network File Systems -# -CONFIG_NFS_FS=y -CONFIG_NFS_V3=y -# CONFIG_NFS_V3_ACL is not set -CONFIG_NFS_V4=y -CONFIG_NFS_DIRECTIO=y -# CONFIG_NFSD is not set -CONFIG_LOCKD=y -CONFIG_LOCKD_V4=y -CONFIG_NFS_COMMON=y -CONFIG_SUNRPC=y -CONFIG_SUNRPC_GSS=y -CONFIG_RPCSEC_GSS_KRB5=y -# CONFIG_RPCSEC_GSS_SPKM3 is not set -# CONFIG_SMB_FS is not set -# CONFIG_CIFS is not set -# CONFIG_NCP_FS is not set -# CONFIG_CODA_FS is not set -# CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set - -# -# Partition Types -# -CONFIG_PARTITION_ADVANCED=y -# CONFIG_ACORN_PARTITION is not set -# CONFIG_OSF_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set -# CONFIG_ATARI_PARTITION is not set -# CONFIG_MAC_PARTITION is not set -CONFIG_MSDOS_PARTITION=y -# CONFIG_BSD_DISKLABEL is not set -# CONFIG_MINIX_SUBPARTITION is not set -# CONFIG_SOLARIS_X86_PARTITION is not set -# CONFIG_UNIXWARE_DISKLABEL is not set -# CONFIG_LDM_PARTITION is not set -# CONFIG_SGI_PARTITION is not set -# CONFIG_ULTRIX_PARTITION is not set -# CONFIG_SUN_PARTITION is not set -# CONFIG_KARMA_PARTITION is not set -# CONFIG_EFI_PARTITION is not set - -# -# Native Language Support -# -# CONFIG_NLS is not set - -# -# Profiling support -# -# CONFIG_PROFILING is not set - -# -# Kernel hacking -# -# CONFIG_PRINTK_TIME is not set -CONFIG_ENABLE_MUST_CHECK=y -# CONFIG_MAGIC_SYSRQ is not set -# CONFIG_UNUSED_SYMBOLS is not set -# CONFIG_DEBUG_KERNEL is not set -CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_DEBUG_BUGVERBOSE is not set -# CONFIG_DEBUG_FS is not set -# CONFIG_SH_STANDARD_BIOS is not set -# CONFIG_EARLY_SCIF_CONSOLE is not set -# CONFIG_KGDB is not set - -# -# Security options -# -# CONFIG_KEYS is not set -# CONFIG_SECURITY is not set - -# -# Cryptographic options -# -CONFIG_CRYPTO=y -CONFIG_CRYPTO_ALGAPI=y -CONFIG_CRYPTO_BLKCIPHER=m -CONFIG_CRYPTO_MANAGER=m -# CONFIG_CRYPTO_HMAC is not set -# CONFIG_CRYPTO_NULL is not set -# CONFIG_CRYPTO_MD4 is not set -CONFIG_CRYPTO_MD5=y -# CONFIG_CRYPTO_SHA1 is not set -# CONFIG_CRYPTO_SHA256 is not set -# CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_WP512 is not set -# CONFIG_CRYPTO_TGR192 is not set -CONFIG_CRYPTO_ECB=m -CONFIG_CRYPTO_CBC=m -CONFIG_CRYPTO_DES=y -# CONFIG_CRYPTO_BLOWFISH is not set -# CONFIG_CRYPTO_TWOFISH is not set -# CONFIG_CRYPTO_SERPENT is not set -# CONFIG_CRYPTO_AES is not set -# CONFIG_CRYPTO_CAST5 is not set -# CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_ARC4 is not set -# CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_ANUBIS is not set -# CONFIG_CRYPTO_DEFLATE is not set -# CONFIG_CRYPTO_MICHAEL_MIC is not set -# CONFIG_CRYPTO_CRC32C is not set -# CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# - -# -# Library routines -# -# CONFIG_CRC_CCITT is not set -# CONFIG_CRC16 is not set -CONFIG_CRC32=y -# CONFIG_LIBCRC32C is not set -CONFIG_PLIST=y diff --git a/arch/sh/configs/r7785rp_defconfig b/arch/sh/configs/r7785rp_defconfig index 2e43a2a..0dc1ce7 100644 --- a/arch/sh/configs/r7785rp_defconfig +++ b/arch/sh/configs/r7785rp_defconfig @@ -1,9 +1,10 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.24-rc2 -# Tue Nov 13 20:34:57 2007 +# Linux kernel version: 2.6.24-rc3 +# Fri Nov 23 14:03:57 2007 # CONFIG_SUPERH=y +CONFIG_SUPERH32=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_BUG=y CONFIG_GENERIC_FIND_NEXT_BIT=y @@ -39,6 +40,7 @@ CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set # CONFIG_TASKSTATS is not set # CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set # CONFIG_AUDIT is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y @@ -130,6 +132,8 @@ CONFIG_CPU_SUBTYPE_SH7785=y # CONFIG_CPU_SUBTYPE_SHX3 is not set # CONFIG_CPU_SUBTYPE_SH7343 is not set # CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set # # Memory management options @@ -139,7 +143,8 @@ CONFIG_MMU=y CONFIG_PAGE_OFFSET=0x80000000 CONFIG_MEMORY_START=0x08000000 CONFIG_MEMORY_SIZE=0x08000000 -# CONFIG_32BIT is not set +CONFIG_29BIT=y +# CONFIG_PMB is not set # CONFIG_X2TLB is not set CONFIG_VSYSCALL=y # CONFIG_NUMA is not set @@ -158,6 +163,7 @@ CONFIG_PAGE_SIZE_4KB=y CONFIG_HUGETLB_PAGE_SIZE_1MB=y # CONFIG_HUGETLB_PAGE_SIZE_4MB is not set # CONFIG_HUGETLB_PAGE_SIZE_64MB is not set +# CONFIG_HUGETLB_PAGE_SIZE_512MB is not set CONFIG_SELECT_MEMORY_MODEL=y # CONFIG_FLATMEM_MANUAL is not set # CONFIG_DISCONTIGMEM_MANUAL is not set @@ -701,6 +707,7 @@ CONFIG_DEVPORT=y # CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set +# CONFIG_SENSORS_I5K_AMB is not set # CONFIG_SENSORS_F71805F is not set # CONFIG_SENSORS_F71882FG is not set # CONFIG_SENSORS_IT87 is not set diff --git a/arch/sh/configs/r7780rp_defconfig b/arch/sh/configs/sdk7780_defconfig index 12cc0191..bb9bcd6 100644 --- a/arch/sh/configs/r7780rp_defconfig +++ b/arch/sh/configs/sdk7780_defconfig @@ -1,9 +1,10 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.21-rc7 -# Tue May 1 12:28:39 2007 +# Linux kernel version: 2.6.24-rc7 +# Tue Jan 22 11:34:03 2008 # CONFIG_SUPERH=y +CONFIG_SUPERH32=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_BUG=y CONFIG_GENERIC_FIND_NEXT_BIT=y @@ -11,149 +12,107 @@ CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_CALIBRATE_DELAY=y -# CONFIG_GENERIC_TIME is not set +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_SYS_SUPPORTS_PCI=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # -# Code maturity level options +# General setup # CONFIG_EXPERIMENTAL=y CONFIG_BROKEN_ON_SMP=y CONFIG_LOCK_KERNEL=y CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# -CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION="_SDK7780" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y -# CONFIG_POSIX_MQUEUE is not set +CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set +# CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set # CONFIG_AUDIT is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y -# CONFIG_SYSFS_DEPRECATED is not set -# CONFIG_RELAY is not set +CONFIG_LOG_BUF_SHIFT=18 +# CONFIG_CGROUPS is not set +CONFIG_FAIR_GROUP_SCHED=y +CONFIG_FAIR_USER_SCHED=y +# CONFIG_FAIR_CGROUP_SCHED is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_RELAY=y # CONFIG_BLK_DEV_INITRD is not set CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y CONFIG_EMBEDDED=y CONFIG_UID16=y -# CONFIG_SYSCTL_SYSCALL is not set +CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set +CONFIG_KALLSYMS_ALL=y # CONFIG_KALLSYMS_EXTRA_PASS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_BASE_FULL=y -# CONFIG_FUTEX is not set -# CONFIG_EPOLL is not set +CONFIG_FUTEX=y +CONFIG_ANON_INODES=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_EVENTFD=y CONFIG_SHMEM=y -CONFIG_SLAB=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLUB_DEBUG=y +# CONFIG_SLAB is not set +CONFIG_SLUB=y +# CONFIG_SLOB is not set +CONFIG_SLABINFO=y +CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 -# CONFIG_SLOB is not set - -# -# Loadable module support -# CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y -# CONFIG_MODULE_FORCE_UNLOAD is not set +CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_KMOD=y - -# -# Block layer -# CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBD=y # CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set # # IO Schedulers # CONFIG_IOSCHED_NOOP=y -# CONFIG_IOSCHED_AS is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set -# CONFIG_DEFAULT_AS is not set +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_DEADLINE is not set # CONFIG_DEFAULT_CFQ is not set -CONFIG_DEFAULT_NOOP=y -CONFIG_DEFAULT_IOSCHED="noop" +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="anticipatory" # # System type # -# CONFIG_SH_SOLUTION_ENGINE is not set -# CONFIG_SH_7722_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SOLUTION_ENGINE is not set -# CONFIG_SH_7780_SOLUTION_ENGINE is not set -# CONFIG_SH_7300_SOLUTION_ENGINE is not set -# CONFIG_SH_7343_SOLUTION_ENGINE is not set -# CONFIG_SH_73180_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SYSTEMH is not set -# CONFIG_SH_HP6XX is not set -# CONFIG_SH_SATURN is not set -# CONFIG_SH_DREAMCAST is not set -# CONFIG_SH_MPC1211 is not set -# CONFIG_SH_SH03 is not set -# CONFIG_SH_SECUREEDGE5410 is not set -# CONFIG_SH_HS7751RVOIP is not set -# CONFIG_SH_7710VOIPGW is not set -# CONFIG_SH_RTS7751R2D is not set -CONFIG_SH_HIGHLANDER=y -# CONFIG_SH_EDOSK7705 is not set -# CONFIG_SH_SH4202_MICRODEV is not set -# CONFIG_SH_LANDISK is not set -# CONFIG_SH_TITAN is not set -# CONFIG_SH_SHMIN is not set -# CONFIG_SH_7206_SOLUTION_ENGINE is not set -# CONFIG_SH_7619_SOLUTION_ENGINE is not set -# CONFIG_SH_LBOX_RE2 is not set -# CONFIG_SH_UNKNOWN is not set -CONFIG_SH_R7780RP=y -# CONFIG_SH_R7780MP is not set -# CONFIG_SH_R7785RP is not set - -# -# Processor selection -# CONFIG_CPU_SH4=y CONFIG_CPU_SH4A=y - -# -# SH-2 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7604 is not set # CONFIG_CPU_SUBTYPE_SH7619 is not set - -# -# SH-2A Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7203 is not set # CONFIG_CPU_SUBTYPE_SH7206 is not set - -# -# SH-3 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7300 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set # CONFIG_CPU_SUBTYPE_SH7705 is not set # CONFIG_CPU_SUBTYPE_SH7706 is not set # CONFIG_CPU_SUBTYPE_SH7707 is not set @@ -161,10 +120,8 @@ CONFIG_CPU_SH4A=y # CONFIG_CPU_SUBTYPE_SH7709 is not set # CONFIG_CPU_SUBTYPE_SH7710 is not set # CONFIG_CPU_SUBTYPE_SH7712 is not set - -# -# SH-4 Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set # CONFIG_CPU_SUBTYPE_SH7750 is not set # CONFIG_CPU_SUBTYPE_SH7091 is not set # CONFIG_CPU_SUBTYPE_SH7750R is not set @@ -173,38 +130,33 @@ CONFIG_CPU_SH4A=y # CONFIG_CPU_SUBTYPE_SH7751R is not set # CONFIG_CPU_SUBTYPE_SH7760 is not set # CONFIG_CPU_SUBTYPE_SH4_202 is not set - -# -# ST40 Processor Support -# -# CONFIG_CPU_SUBTYPE_ST40STB1 is not set -# CONFIG_CPU_SUBTYPE_ST40GX1 is not set - -# -# SH-4A Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7763 is not set # CONFIG_CPU_SUBTYPE_SH7770 is not set CONFIG_CPU_SUBTYPE_SH7780=y # CONFIG_CPU_SUBTYPE_SH7785 is not set - -# -# SH4AL-DSP Processor Support -# -# CONFIG_CPU_SUBTYPE_SH73180 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set # CONFIG_CPU_SUBTYPE_SH7343 is not set # CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set # # Memory management options # +CONFIG_QUICKLIST=y CONFIG_MMU=y CONFIG_PAGE_OFFSET=0x80000000 CONFIG_MEMORY_START=0x08000000 CONFIG_MEMORY_SIZE=0x08000000 -# CONFIG_32BIT is not set +CONFIG_29BIT=y +# CONFIG_PMB is not set CONFIG_VSYSCALL=y CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_PAGE_SIZE_4KB=y # CONFIG_PAGE_SIZE_8KB is not set # CONFIG_PAGE_SIZE_64KB is not set @@ -213,23 +165,27 @@ CONFIG_HUGETLB_PAGE_SIZE_64K=y # CONFIG_HUGETLB_PAGE_SIZE_1MB is not set # CONFIG_HUGETLB_PAGE_SIZE_4MB is not set # CONFIG_HUGETLB_PAGE_SIZE_64MB is not set +# CONFIG_HUGETLB_PAGE_SIZE_512MB is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set +CONFIG_RESOURCES_64BIT=y CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 # # Cache configuration # # CONFIG_SH_DIRECT_MAPPED is not set -# CONFIG_SH_WRITETHROUGH is not set -# CONFIG_SH_OCRAM is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set # # Processor features @@ -237,20 +193,31 @@ CONFIG_ZONE_DMA_FLAG=0 CONFIG_CPU_LITTLE_ENDIAN=y # CONFIG_CPU_BIG_ENDIAN is not set CONFIG_SH_FPU=y -# CONFIG_SH_DSP is not set CONFIG_SH_STORE_QUEUES=y -CONFIG_SPECULATIVE_EXECUTION=y +# CONFIG_SPECULATIVE_EXECUTION is not set CONFIG_CPU_HAS_INTEVT=y -CONFIG_CPU_HAS_INTC_IRQ=y CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_FPU=y + +# +# Board support +# +# CONFIG_SH_7780_SOLUTION_ENGINE is not set +CONFIG_SH_SDK7780=y +# CONFIG_SH_HIGHLANDER is not set +# CONFIG_SH_SDK7780_STANDALONE is not set +CONFIG_SH_SDK7780_BASE=y # # Timer and clock configuration # CONFIG_SH_TMU=y CONFIG_SH_TIMER_IRQ=28 -CONFIG_NO_IDLE_HZ=y -CONFIG_SH_PCLK_FREQ=32000000 +CONFIG_SH_PCLK_FREQ=33333333 +CONFIG_TICK_ONESHOT=y +# CONFIG_NO_HZ is not set +CONFIG_HIGH_RES_TIMERS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y # # CPU Frequency scaling @@ -260,18 +227,20 @@ CONFIG_SH_PCLK_FREQ=32000000 # # DMA support # -# CONFIG_SH_DMA is not set +CONFIG_SH_DMA_API=y +CONFIG_SH_DMA=y +CONFIG_NR_ONCHIP_DMA_CHANNELS=12 +# CONFIG_NR_DMA_CHANNELS_BOOL is not set # # Companion Chips # -# CONFIG_HD6446X_SERIES is not set # # Additional SuperH Device Drivers # -# CONFIG_HEARTBEAT is not set -CONFIG_PUSH_SWITCH=y +CONFIG_HEARTBEAT=y +# CONFIG_PUSH_SWITCH is not set # # Kernel features @@ -281,22 +250,21 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 -CONFIG_KEXEC=y +# CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set -# CONFIG_SMP is not set # CONFIG_PREEMPT_NONE is not set # CONFIG_PREEMPT_VOLUNTARY is not set CONFIG_PREEMPT=y CONFIG_PREEMPT_BKL=y +CONFIG_GUSA=y # # Boot options # CONFIG_ZERO_PAGE_OFFSET=0x00001000 -CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set +CONFIG_BOOT_LINK_OFFSET=0x01800000 CONFIG_CMDLINE_BOOL=y -CONFIG_CMDLINE="mem=128M console=ttySC0,115200 root=/dev/sda1" +CONFIG_CMDLINE="mem=128M console=tty0 console=ttySC0,115200 ip=bootp root=/dev/nfs nfsroot=192.168.0.1:/home/rootfs" # # Bus options @@ -305,31 +273,40 @@ CONFIG_PCI=y CONFIG_SH_PCIDMA_NONCOHERENT=y CONFIG_PCI_AUTO=y CONFIG_PCI_AUTO_UPDATE_RESOURCES=y -# CONFIG_PCI_DEBUG is not set - -# -# PCCARD (PCMCIA/CardBus) support -# -# CONFIG_PCCARD is not set - -# -# PCI Hotplug Support -# -# CONFIG_HOTPLUG_PCI is not set +# CONFIG_ARCH_SUPPORTS_MSI is not set +# CONFIG_PCI_LEGACY is not set +CONFIG_PCI_DEBUG=y +CONFIG_PCCARD=y +# CONFIG_PCMCIA_DEBUG is not set +CONFIG_PCMCIA=y +CONFIG_PCMCIA_LOAD_CIS=y +CONFIG_PCMCIA_IOCTL=y +CONFIG_CARDBUS=y + +# +# PC-card bridges +# +CONFIG_YENTA=y +CONFIG_YENTA_O2=y +CONFIG_YENTA_RICOH=y +CONFIG_YENTA_TI=y +CONFIG_YENTA_ENE_TUNE=y +CONFIG_YENTA_TOSHIBA=y +# CONFIG_PD6729 is not set +# CONFIG_I82092 is not set +CONFIG_PCCARD_NONSTATIC=y +CONFIG_HOTPLUG_PCI=y +# CONFIG_HOTPLUG_PCI_FAKE is not set +# CONFIG_HOTPLUG_PCI_CPCI is not set +# CONFIG_HOTPLUG_PCI_SHPC is not set # # Executable file formats # CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_FLAT is not set # CONFIG_BINFMT_MISC is not set # -# Power management options (EXPERIMENTAL) -# -# CONFIG_PM is not set - -# # Networking # CONFIG_NET=y @@ -337,7 +314,6 @@ CONFIG_NET=y # # Networking options # -# CONFIG_NETDEBUG is not set CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set CONFIG_UNIX=y @@ -347,7 +323,7 @@ CONFIG_XFRM=y # CONFIG_XFRM_MIGRATE is not set # CONFIG_NET_KEY is not set CONFIG_INET=y -# CONFIG_IP_MULTICAST is not set +CONFIG_IP_MULTICAST=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_ASK_IP_FIB_HASH=y # CONFIG_IP_FIB_TRIE is not set @@ -356,52 +332,55 @@ CONFIG_IP_FIB_HASH=y # CONFIG_IP_ROUTE_MULTIPATH is not set # CONFIG_IP_ROUTE_VERBOSE is not set CONFIG_IP_PNP=y -CONFIG_IP_PNP_DHCP=y -# CONFIG_IP_PNP_BOOTP is not set +# CONFIG_IP_PNP_DHCP is not set +CONFIG_IP_PNP_BOOTP=y # CONFIG_IP_PNP_RARP is not set # CONFIG_NET_IPIP is not set # CONFIG_NET_IPGRE is not set +# CONFIG_IP_MROUTE is not set # CONFIG_ARPD is not set # CONFIG_SYN_COOKIES is not set # CONFIG_INET_AH is not set # CONFIG_INET_ESP is not set # CONFIG_INET_IPCOMP is not set # CONFIG_INET_XFRM_TUNNEL is not set -# CONFIG_INET_TUNNEL is not set +CONFIG_INET_TUNNEL=y CONFIG_INET_XFRM_MODE_TRANSPORT=y CONFIG_INET_XFRM_MODE_TUNNEL=y -CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_XFRM_MODE_BEET is not set +# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y # CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_MD5SIG is not set -# CONFIG_IPV6 is not set +CONFIG_IPV6=y +# CONFIG_IPV6_PRIVACY is not set +# CONFIG_IPV6_ROUTER_PREF is not set +# CONFIG_IPV6_OPTIMISTIC_DAD is not set +# CONFIG_INET6_AH is not set +# CONFIG_INET6_ESP is not set +# CONFIG_INET6_IPCOMP is not set +# CONFIG_IPV6_MIP6 is not set # CONFIG_INET6_XFRM_TUNNEL is not set # CONFIG_INET6_TUNNEL is not set +CONFIG_INET6_XFRM_MODE_TRANSPORT=y +CONFIG_INET6_XFRM_MODE_TUNNEL=y +# CONFIG_INET6_XFRM_MODE_BEET is not set +# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set +CONFIG_IPV6_SIT=y +# CONFIG_IPV6_TUNNEL is not set +# CONFIG_IPV6_MULTIPLE_TABLES is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# # CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# # CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# # CONFIG_TIPC is not set # CONFIG_ATM is not set -CONFIG_BRIDGE=m +# CONFIG_BRIDGE is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set -CONFIG_LLC=m # CONFIG_LLC2 is not set # CONFIG_IPX is not set # CONFIG_ATALK is not set @@ -409,11 +388,39 @@ CONFIG_LLC=m # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set +CONFIG_NET_SCHED=y + +# +# Queueing/Scheduling +# +# CONFIG_NET_SCH_CBQ is not set +# CONFIG_NET_SCH_HTB is not set +# CONFIG_NET_SCH_HFSC is not set +# CONFIG_NET_SCH_PRIO is not set +# CONFIG_NET_SCH_RR is not set +# CONFIG_NET_SCH_RED is not set +# CONFIG_NET_SCH_SFQ is not set +# CONFIG_NET_SCH_TEQL is not set +# CONFIG_NET_SCH_TBF is not set +# CONFIG_NET_SCH_GRED is not set +# CONFIG_NET_SCH_DSMARK is not set +# CONFIG_NET_SCH_NETEM is not set +# CONFIG_NET_SCH_INGRESS is not set # -# QoS and/or fair queueing +# Classification # -# CONFIG_NET_SCHED is not set +# CONFIG_NET_CLS_BASIC is not set +# CONFIG_NET_CLS_TCINDEX is not set +# CONFIG_NET_CLS_ROUTE4 is not set +# CONFIG_NET_CLS_FW is not set +# CONFIG_NET_CLS_U32 is not set +# CONFIG_NET_CLS_RSVP is not set +# CONFIG_NET_CLS_RSVP6 is not set +# CONFIG_NET_EMATCH is not set +# CONFIG_NET_CLS_ACT is not set +# CONFIG_NET_CLS_POLICE is not set +CONFIG_NET_SCH_FIFO=y # # Network testing @@ -422,8 +429,17 @@ CONFIG_LLC=m # CONFIG_HAMRADIO is not set # CONFIG_IRDA is not set # CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set -CONFIG_WIRELESS_EXT=y +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -432,69 +448,108 @@ CONFIG_WIRELESS_EXT=y # # Generic Driver Options # +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y -CONFIG_FW_LOADER=m +CONFIG_FW_LOADER=y # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set - -# -# Memory Technology Devices (MTD) -# # CONFIG_MTD is not set - -# -# Parallel port support -# -# CONFIG_PARPORT is not set - -# -# Plug and Play support -# -# CONFIG_PNPACPI is not set - -# -# Block devices -# -# CONFIG_BLK_CPQ_DA is not set +CONFIG_PARPORT=y +# CONFIG_PARPORT_PC is not set +# CONFIG_PARPORT_GSC is not set +# CONFIG_PARPORT_AX88796 is not set +# CONFIG_PARPORT_1284 is not set +CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_CISS_DA is not set # CONFIG_BLK_DEV_DAC960 is not set # CONFIG_BLK_DEV_UMEM is not set # CONFIG_BLK_DEV_COW_COMMON is not set -# CONFIG_BLK_DEV_LOOP is not set +CONFIG_BLK_DEV_LOOP=y +# CONFIG_BLK_DEV_CRYPTOLOOP is not set # CONFIG_BLK_DEV_NBD is not set # CONFIG_BLK_DEV_SX8 is not set +# CONFIG_BLK_DEV_UB is not set CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=4096 CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# -# CONFIG_SGI_IOC4 is not set -# CONFIG_TIFM_CORE is not set - -# -# ATA/ATAPI/MFM/RLL support -# -# CONFIG_IDE is not set +# CONFIG_MISC_DEVICES is not set +CONFIG_IDE=y +CONFIG_IDE_MAX_HWIFS=4 +CONFIG_BLK_DEV_IDE=y + +# +# Please see Documentation/ide.txt for help/info on IDE drives +# +# CONFIG_BLK_DEV_IDE_SATA is not set +CONFIG_BLK_DEV_IDEDISK=y +CONFIG_IDEDISK_MULTI_MODE=y +# CONFIG_BLK_DEV_IDECS is not set +# CONFIG_BLK_DEV_DELKIN is not set +CONFIG_BLK_DEV_IDECD=y +# CONFIG_BLK_DEV_IDETAPE is not set +# CONFIG_BLK_DEV_IDEFLOPPY is not set +# CONFIG_BLK_DEV_IDESCSI is not set +# CONFIG_IDE_TASK_IOCTL is not set +CONFIG_IDE_PROC_FS=y + +# +# IDE chipset support/bugfixes +# +CONFIG_IDE_GENERIC=y +CONFIG_BLK_DEV_PLATFORM=y + +# +# PCI IDE chipsets support +# +CONFIG_BLK_DEV_IDEPCI=y +# CONFIG_IDEPCI_SHARE_IRQ is not set +CONFIG_IDEPCI_PCIBUS_ORDER=y +# CONFIG_BLK_DEV_OFFBOARD is not set +CONFIG_BLK_DEV_GENERIC=y +# CONFIG_BLK_DEV_OPTI621 is not set +# CONFIG_BLK_DEV_AEC62XX is not set +# CONFIG_BLK_DEV_ALI15X3 is not set +# CONFIG_BLK_DEV_AMD74XX is not set +# CONFIG_BLK_DEV_CMD64X is not set +# CONFIG_BLK_DEV_TRIFLEX is not set +# CONFIG_BLK_DEV_CY82C693 is not set +# CONFIG_BLK_DEV_CS5520 is not set +# CONFIG_BLK_DEV_CS5530 is not set +# CONFIG_BLK_DEV_HPT34X is not set +# CONFIG_BLK_DEV_HPT366 is not set +# CONFIG_BLK_DEV_JMICRON is not set +# CONFIG_BLK_DEV_SC1200 is not set +# CONFIG_BLK_DEV_PIIX is not set +# CONFIG_BLK_DEV_IT8213 is not set +# CONFIG_BLK_DEV_IT821X is not set +# CONFIG_BLK_DEV_NS87415 is not set +# CONFIG_BLK_DEV_PDC202XX_OLD is not set +# CONFIG_BLK_DEV_PDC202XX_NEW is not set +# CONFIG_BLK_DEV_SVWKS is not set +# CONFIG_BLK_DEV_SIIMAGE is not set +# CONFIG_BLK_DEV_SLC90E66 is not set +# CONFIG_BLK_DEV_TRM290 is not set +# CONFIG_BLK_DEV_VIA82CXXX is not set +# CONFIG_BLK_DEV_TC86C001 is not set +# CONFIG_IDE_ARM is not set +# CONFIG_BLK_DEV_IDEDMA is not set +# CONFIG_IDE_ARCH_OBSOLETE_INIT is not set +# CONFIG_BLK_DEV_HD is not set # # SCSI device support # # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y +CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set -# CONFIG_SCSI_NETLINK is not set +CONFIG_SCSI_NETLINK=y CONFIG_SCSI_PROC_FS=y # @@ -503,8 +558,9 @@ CONFIG_SCSI_PROC_FS=y CONFIG_BLK_DEV_SD=y # CONFIG_CHR_DEV_ST is not set # CONFIG_CHR_DEV_OSST is not set -# CONFIG_BLK_DEV_SR is not set -CONFIG_CHR_DEV_SG=m +CONFIG_BLK_DEV_SR=y +# CONFIG_BLK_DEV_SR_VENDOR is not set +CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set # @@ -514,19 +570,17 @@ CONFIG_CHR_DEV_SG=m # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set # CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m # # SCSI Transports # -# CONFIG_SCSI_SPI_ATTRS is not set -# CONFIG_SCSI_FC_ATTRS is not set +CONFIG_SCSI_SPI_ATTRS=y +CONFIG_SCSI_FC_ATTRS=y # CONFIG_SCSI_ISCSI_ATTRS is not set -# CONFIG_SCSI_SAS_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS is not set - -# -# SCSI low-level drivers -# +# CONFIG_SCSI_SRP_ATTRS is not set +CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set @@ -536,7 +590,6 @@ CONFIG_CHR_DEV_SG=m # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set -# CONFIG_SCSI_DPT_I2O is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set @@ -559,10 +612,7 @@ CONFIG_CHR_DEV_SG=m # CONFIG_SCSI_NSP32 is not set # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_SRP is not set - -# -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# +# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set # CONFIG_SATA_AHCI is not set @@ -574,7 +624,7 @@ CONFIG_ATA=y # CONFIG_SATA_QSTOR is not set # CONFIG_SATA_PROMISE is not set # CONFIG_SATA_SX4 is not set -CONFIG_SATA_SIL=y +# CONFIG_SATA_SIL is not set # CONFIG_SATA_SIL24 is not set # CONFIG_SATA_SIS is not set # CONFIG_SATA_ULI is not set @@ -585,6 +635,7 @@ CONFIG_SATA_SIL=y # CONFIG_PATA_AMD is not set # CONFIG_PATA_ARTOP is not set # CONFIG_PATA_ATIIXP is not set +# CONFIG_PATA_CMD640_PCI is not set # CONFIG_PATA_CMD64X is not set # CONFIG_PATA_CS5520 is not set # CONFIG_PATA_CS5530 is not set @@ -604,8 +655,10 @@ CONFIG_SATA_SIL=y # CONFIG_PATA_OLDPIIX is not set # CONFIG_PATA_NETCELL is not set # CONFIG_PATA_NS87410 is not set +# CONFIG_PATA_NS87415 is not set # CONFIG_PATA_OPTI is not set # CONFIG_PATA_OPTIDMA is not set +# CONFIG_PATA_PCMCIA is not set # CONFIG_PATA_PDC_OLD is not set # CONFIG_PATA_RADISYS is not set # CONFIG_PATA_RZ1000 is not set @@ -616,185 +669,87 @@ CONFIG_SATA_SIL=y # CONFIG_PATA_SIS is not set # CONFIG_PATA_VIA is not set # CONFIG_PATA_WINBOND is not set -CONFIG_PATA_PLATFORM=y - -# -# Multi-device support (RAID and LVM) -# -# CONFIG_MD is not set - -# -# Fusion MPT device support -# +# CONFIG_PATA_PLATFORM is not set +CONFIG_MD=y +# CONFIG_BLK_DEV_MD is not set +CONFIG_BLK_DEV_DM=y +# CONFIG_DM_DEBUG is not set +# CONFIG_DM_CRYPT is not set +# CONFIG_DM_SNAPSHOT is not set +# CONFIG_DM_MIRROR is not set +# CONFIG_DM_ZERO is not set +# CONFIG_DM_MULTIPATH is not set +# CONFIG_DM_DELAY is not set +# CONFIG_DM_UEVENT is not set # CONFIG_FUSION is not set -# CONFIG_FUSION_SPI is not set -# CONFIG_FUSION_FC is not set -# CONFIG_FUSION_SAS is not set # # IEEE 1394 (FireWire) support # +# CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set - -# -# I2O device support -# # CONFIG_I2O is not set - -# -# Network device support -# CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set - -# -# ARCnet devices -# +# CONFIG_VETH is not set # CONFIG_ARCNET is not set - -# -# PHY device support -# # CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# CONFIG_NET_ETHERNET=y CONFIG_MII=y +# CONFIG_AX88796 is not set # CONFIG_STNIC is not set # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set -# CONFIG_SMC91X is not set - -# -# Tulip family network device support -# +CONFIG_SMC91X=y # CONFIG_NET_TULIP is not set # CONFIG_HP100 is not set -CONFIG_NET_PCI=y -CONFIG_PCNET32=m -# CONFIG_PCNET32_NAPI is not set -# CONFIG_AMD8111_ETH is not set -# CONFIG_ADAPTEC_STARFIRE is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_NET_PCI is not set # CONFIG_B44 is not set -# CONFIG_FORCEDETH is not set -# CONFIG_DGRS is not set -# CONFIG_EEPRO100 is not set -# CONFIG_E100 is not set -# CONFIG_FEALNX is not set -# CONFIG_NATSEMI is not set -# CONFIG_NE2K_PCI is not set -CONFIG_8139CP=m -CONFIG_8139TOO=m -# CONFIG_8139TOO_PIO is not set -# CONFIG_8139TOO_TUNE_TWISTER is not set -CONFIG_8139TOO_8129=y -# CONFIG_8139_OLD_RX_RESET is not set -# CONFIG_SIS900 is not set -# CONFIG_EPIC100 is not set -# CONFIG_SUNDANCE is not set -# CONFIG_TLAN is not set -CONFIG_VIA_RHINE=m -CONFIG_VIA_RHINE_MMIO=y -# CONFIG_VIA_RHINE_NAPI is not set -# CONFIG_SC92031 is not set - -# -# Ethernet (1000 Mbit) -# -# CONFIG_ACENIC is not set -# CONFIG_DL2K is not set -CONFIG_E1000=m -# CONFIG_E1000_NAPI is not set -# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set -# CONFIG_NS83820 is not set -# CONFIG_HAMACHI is not set -# CONFIG_YELLOWFIN is not set -CONFIG_R8169=y -# CONFIG_R8169_NAPI is not set -# CONFIG_SIS190 is not set -# CONFIG_SKGE is not set -# CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set -# CONFIG_VIA_VELOCITY is not set -# CONFIG_TIGON3 is not set -# CONFIG_BNX2 is not set -# CONFIG_QLA3XXX is not set -# CONFIG_ATL1 is not set - -# -# Ethernet (10000 Mbit) -# -# CONFIG_CHELSIO_T1 is not set -# CONFIG_CHELSIO_T3 is not set -# CONFIG_IXGB is not set -# CONFIG_S2IO is not set -# CONFIG_MYRI10GE is not set -# CONFIG_NETXEN_NIC is not set - -# -# Token Ring devices -# +# CONFIG_NET_POCKET is not set +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set # -# Wireless LAN (non-hamradio) -# -CONFIG_NET_RADIO=y -# CONFIG_NET_WIRELESS_RTNETLINK is not set - -# -# Obsolete Wireless cards support (pre-802.11) -# -# CONFIG_STRIP is not set - -# -# Wireless 802.11b ISA/PCI cards support -# -# CONFIG_IPW2100 is not set -# CONFIG_IPW2200 is not set -CONFIG_HERMES=m -# CONFIG_PLX_HERMES is not set -# CONFIG_TMD_HERMES is not set -# CONFIG_NORTEL_HERMES is not set -# CONFIG_PCI_HERMES is not set -# CONFIG_ATMEL is not set - -# -# Prism GT/Duette 802.11(a/b/g) PCI/Cardbus support +# Wireless LAN # -CONFIG_PRISM54=m -# CONFIG_HOSTAP is not set -CONFIG_NET_WIRELESS=y +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set # -# Wan interfaces +# USB Network Adapters # +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET is not set +# CONFIG_NET_PCMCIA is not set # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set +# CONFIG_PLIP is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set # CONFIG_NET_FC is not set # CONFIG_SHAPER is not set -# CONFIG_NETCONSOLE is not set -# CONFIG_NETPOLL is not set -# CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# +CONFIG_NETCONSOLE=y +# CONFIG_NETCONSOLE_DYNAMIC is not set +CONFIG_NETPOLL=y +# CONFIG_NETPOLL_TRAP is not set +CONFIG_NET_POLL_CONTROLLER=y # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -802,17 +757,17 @@ CONFIG_NET_WIRELESS=y # CONFIG_INPUT=y # CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set # # Userland interfaces # CONFIG_INPUT_MOUSEDEV=y -# CONFIG_INPUT_MOUSEDEV_PSAUX is not set +CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set -# CONFIG_INPUT_EVDEV is not set +CONFIG_INPUT_EVDEV=y # CONFIG_INPUT_EVBUG is not set # @@ -825,8 +780,19 @@ CONFIG_KEYBOARD_ATKBD=y # CONFIG_KEYBOARD_XTKBD is not set # CONFIG_KEYBOARD_NEWTON is not set # CONFIG_KEYBOARD_STOWAWAY is not set -# CONFIG_INPUT_MOUSE is not set +CONFIG_INPUT_MOUSE=y +CONFIG_MOUSE_PS2=y +CONFIG_MOUSE_PS2_ALPS=y +CONFIG_MOUSE_PS2_LOGIPS2PP=y +CONFIG_MOUSE_PS2_SYNAPTICS=y +CONFIG_MOUSE_PS2_LIFEBOOK=y +CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_TOUCHKIT is not set +# CONFIG_MOUSE_SERIAL is not set +# CONFIG_MOUSE_APPLETOUCH is not set +# CONFIG_MOUSE_VSXXXAA is not set # CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set # CONFIG_INPUT_TOUCHSCREEN is not set # CONFIG_INPUT_MISC is not set @@ -836,6 +802,7 @@ CONFIG_KEYBOARD_ATKBD=y CONFIG_SERIO=y # CONFIG_SERIO_I8042 is not set # CONFIG_SERIO_SERPORT is not set +# CONFIG_SERIO_PARKBD is not set # CONFIG_SERIO_PCIPS2 is not set CONFIG_SERIO_LIBPS2=y # CONFIG_SERIO_RAW is not set @@ -844,7 +811,10 @@ CONFIG_SERIO_LIBPS2=y # # Character devices # -# CONFIG_VT is not set +CONFIG_VT=y +CONFIG_VT_CONSOLE=y +CONFIG_HW_CONSOLE=y +# CONFIG_VT_HW_CONSOLE_BINDING is not set # CONFIG_SERIAL_NONSTANDARD is not set # @@ -864,32 +834,22 @@ CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 - -# -# IPMI -# +# CONFIG_PRINTER is not set +# CONFIG_PPDEV is not set # CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# -# CONFIG_WATCHDOG is not set CONFIG_HW_RANDOM=y -# CONFIG_GEN_RTC is not set -# CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -# CONFIG_DRM is not set -# CONFIG_RAW_DRIVER is not set # -# TPM devices +# PCMCIA character devices # +# CONFIG_SYNCLINK_CS is not set +# CONFIG_CARDMAN_4000 is not set +# CONFIG_CARDMAN_4040 is not set +# CONFIG_RAW_DRIVER is not set # CONFIG_TCG_TPM is not set - -# -# I2C support -# +CONFIG_DEVPORT=y # CONFIG_I2C is not set # @@ -897,22 +857,27 @@ CONFIG_HW_RANDOM=y # # CONFIG_SPI is not set # CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set +CONFIG_POWER_SUPPLY=y +# CONFIG_POWER_SUPPLY_DEBUG is not set +# CONFIG_PDA_POWER is not set +# CONFIG_BATTERY_DS2760 is not set +# CONFIG_HWMON is not set +# CONFIG_WATCHDOG is not set # -# Hardware Monitoring support +# Sonics Silicon Backplane # -CONFIG_HWMON=y -# CONFIG_HWMON_VID is not set -# CONFIG_SENSORS_ABITUGURU is not set -# CONFIG_SENSORS_F71805F is not set -# CONFIG_SENSORS_PC87427 is not set -# CONFIG_SENSORS_VT1211 is not set -# CONFIG_HWMON_DEBUG_CHIP is not set +CONFIG_SSB_POSSIBLE=y +CONFIG_SSB=y +CONFIG_SSB_PCIHOST_POSSIBLE=y +CONFIG_SSB_PCIHOST=y +CONFIG_SSB_PCMCIAHOST_POSSIBLE=y +# CONFIG_SSB_PCMCIAHOST is not set +# CONFIG_SSB_SILENT is not set +# CONFIG_SSB_DEBUG is not set +CONFIG_SSB_DRIVER_PCICORE_POSSIBLE=y +CONFIG_SSB_DRIVER_PCICORE=y # # Multifunction device drivers @@ -923,22 +888,93 @@ CONFIG_HWMON=y # Multimedia devices # # CONFIG_VIDEO_DEV is not set +# CONFIG_DVB_CORE is not set +# CONFIG_DAB is not set + +# +# Graphics support +# +# CONFIG_DRM is not set +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set +# CONFIG_FB_DDC is not set +# CONFIG_FB_CFB_FILLRECT is not set +# CONFIG_FB_CFB_COPYAREA is not set +# CONFIG_FB_CFB_IMAGEBLIT is not set +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_SYS_FOPS is not set +CONFIG_FB_DEFERRED_IO=y +# CONFIG_FB_SVGALIB is not set +# CONFIG_FB_MACMODES is not set +# CONFIG_FB_BACKLIGHT is not set +# CONFIG_FB_MODE_HELPERS is not set +# CONFIG_FB_TILEBLITTING is not set + +# +# Frame buffer hardware drivers +# +# CONFIG_FB_CIRRUS is not set +# CONFIG_FB_PM2 is not set +# CONFIG_FB_CYBER2000 is not set +# CONFIG_FB_ASILIANT is not set +# CONFIG_FB_IMSTT is not set +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_NVIDIA is not set +# CONFIG_FB_RIVA is not set +# CONFIG_FB_MATROX is not set +# CONFIG_FB_RADEON is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_ATY is not set +# CONFIG_FB_S3 is not set +# CONFIG_FB_SAVAGE is not set +# CONFIG_FB_SIS is not set +# CONFIG_FB_NEOMAGIC is not set +# CONFIG_FB_KYRO is not set +# CONFIG_FB_3DFX is not set +# CONFIG_FB_VOODOO1 is not set +# CONFIG_FB_VT8623 is not set +# CONFIG_FB_TRIDENT is not set +# CONFIG_FB_ARK is not set +# CONFIG_FB_PM3 is not set +# CONFIG_FB_VIRTUAL is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set # -# Digital Video Broadcasting Devices +# Display device support # -# CONFIG_DVB is not set +CONFIG_DISPLAY_SUPPORT=y # -# Graphics support +# Display hardware drivers # -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set -# CONFIG_FB is not set + +# +# Console display driver support +# +CONFIG_DUMMY_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set +# CONFIG_FONTS is not set +CONFIG_FONT_8x8=y +CONFIG_FONT_8x16=y +CONFIG_LOGO=y +CONFIG_LOGO_LINUX_MONO=y +CONFIG_LOGO_LINUX_VGA16=y +CONFIG_LOGO_LINUX_CLUT224=y +CONFIG_LOGO_SUPERH_MONO=y +CONFIG_LOGO_SUPERH_VGA16=y +CONFIG_LOGO_SUPERH_CLUT224=y # # Sound # -CONFIG_SOUND=m +CONFIG_SOUND=y # # Advanced Linux Sound Architecture @@ -948,126 +984,162 @@ CONFIG_SOUND=m # # Open Sound System # -CONFIG_SOUND_PRIME=m -# CONFIG_OBSOLETE_OSS is not set -# CONFIG_SOUND_BT878 is not set -# CONFIG_SOUND_ICH is not set +CONFIG_SOUND_PRIME=y # CONFIG_SOUND_TRIDENT is not set # CONFIG_SOUND_MSNDCLAS is not set # CONFIG_SOUND_MSNDPIN is not set -# CONFIG_SOUND_VIA82CXXX is not set - -# -# HID Devices -# +CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set +# CONFIG_HIDRAW is not set # -# USB support +# USB Input Devices # +CONFIG_USB_HID=y +# CONFIG_USB_HIDINPUT_POWERBOOK is not set +# CONFIG_HID_FF is not set +# CONFIG_USB_HIDDEV is not set +CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y -# CONFIG_USB is not set +CONFIG_USB=y +CONFIG_USB_DEBUG=y # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# Miscellaneous USB options # +CONFIG_USB_DEVICEFS=y +# CONFIG_USB_DEVICE_CLASS is not set +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set # -# USB Gadget Support -# -# CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# -# CONFIG_MMC is not set - -# -# LED devices +# USB Host Controller Drivers # -# CONFIG_NEW_LEDS is not set +CONFIG_USB_EHCI_HCD=y +# CONFIG_USB_EHCI_SPLIT_ISO is not set +# CONFIG_USB_EHCI_ROOT_HUB_TT is not set +# CONFIG_USB_EHCI_TT_NEWSCHED is not set +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_OHCI_HCD is not set +# CONFIG_USB_UHCI_HCD is not set +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set # -# LED drivers +# USB Device Class drivers # +# CONFIG_USB_ACM is not set +CONFIG_USB_PRINTER=y # -# LED Triggers +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' # # -# InfiniBand support +# may also be needed; see USB_STORAGE Help for more information # -# CONFIG_INFINIBAND is not set +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_ISD200 is not set +# CONFIG_USB_STORAGE_DPCM is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_ONETOUCH is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_LIBUSUAL is not set # -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) +# USB Imaging devices # +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set +CONFIG_USB_MON=y # -# Real Time Clock +# USB port drivers # -CONFIG_RTC_LIB=y -CONFIG_RTC_CLASS=y -CONFIG_RTC_HCTOSYS=y -CONFIG_RTC_HCTOSYS_DEVICE="rtc0" -# CONFIG_RTC_DEBUG is not set +# CONFIG_USB_USS720 is not set # -# RTC interfaces +# USB Serial Converter support # -CONFIG_RTC_INTF_SYSFS=y -CONFIG_RTC_INTF_PROC=y -CONFIG_RTC_INTF_DEV=y -# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_USB_SERIAL is not set # -# RTC drivers +# USB Miscellaneous drivers # -# CONFIG_RTC_DRV_DS1553 is not set -# CONFIG_RTC_DRV_DS1742 is not set -# CONFIG_RTC_DRV_M48T86 is not set -CONFIG_RTC_DRV_SH=y -# CONFIG_RTC_DRV_TEST is not set -# CONFIG_RTC_DRV_V3020 is not set +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGET is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_SISUSBVGA is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +# CONFIG_USB_TEST is not set # -# DMA Engine support +# USB DSL modem support # -# CONFIG_DMA_ENGINE is not set # -# DMA Clients +# USB Gadget Support # +# CONFIG_USB_GADGET is not set +# CONFIG_MMC is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y # -# DMA Devices +# LED drivers # # -# Auxiliary Display support +# LED Triggers # +# CONFIG_LEDS_TRIGGERS is not set +# CONFIG_INFINIBAND is not set +# CONFIG_RTC_CLASS is not set +# CONFIG_AUXDISPLAY is not set # -# Virtualization +# Userspace I/O # +# CONFIG_UIO is not set # # File systems # CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set +CONFIG_EXT2_FS_XATTR=y +CONFIG_EXT2_FS_POSIX_ACL=y +# CONFIG_EXT2_FS_SECURITY is not set # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y CONFIG_EXT3_FS_XATTR=y -# CONFIG_EXT3_FS_POSIX_ACL is not set +CONFIG_EXT3_FS_POSIX_ACL=y # CONFIG_EXT3_FS_SECURITY is not set # CONFIG_EXT4DEV_FS is not set CONFIG_JBD=y -# CONFIG_JBD_DEBUG is not set CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set @@ -1082,13 +1154,16 @@ CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set CONFIG_DNOTIFY=y # CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set -CONFIG_FUSE_FS=m +CONFIG_AUTOFS4_FS=y +# CONFIG_FUSE_FS is not set +CONFIG_GENERIC_ACL=y # # CD-ROM/DVD Filesystems # -# CONFIG_ISO9660_FS is not set +CONFIG_ISO9660_FS=y +# CONFIG_JOLIET is not set +# CONFIG_ZISOFS is not set # CONFIG_UDF_FS is not set # @@ -1100,22 +1175,21 @@ CONFIG_VFAT_FS=y CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_NTFS_FS=y -# CONFIG_NTFS_DEBUG is not set +CONFIG_NTFS_DEBUG=y CONFIG_NTFS_RW=y # # Pseudo filesystems # CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y +# CONFIG_PROC_KCORE is not set CONFIG_PROC_SYSCTL=y CONFIG_SYSFS=y CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set +CONFIG_TMPFS_POSIX_ACL=y CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y -CONFIG_RAMFS=y -CONFIG_CONFIGFS_FS=m +# CONFIG_CONFIGFS_FS is not set # # Miscellaneous filesystems @@ -1133,19 +1207,16 @@ CONFIG_CONFIGFS_FS=m # CONFIG_QNX4FS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set -CONFIG_NFS_V4=y +# CONFIG_NFS_V4 is not set # CONFIG_NFS_DIRECTIO is not set CONFIG_NFSD=y CONFIG_NFSD_V3=y # CONFIG_NFSD_V3_ACL is not set -CONFIG_NFSD_V4=y +# CONFIG_NFSD_V4 is not set CONFIG_NFSD_TCP=y CONFIG_ROOT_NFS=y CONFIG_LOCKD=y @@ -1153,25 +1224,20 @@ CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y -CONFIG_SUNRPC_GSS=y -CONFIG_RPCSEC_GSS_KRB5=y +# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set # CONFIG_CIFS is not set # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=y @@ -1191,13 +1257,13 @@ CONFIG_NLS_CODEPAGE_437=y # CONFIG_NLS_CODEPAGE_869 is not set # CONFIG_NLS_CODEPAGE_936 is not set # CONFIG_NLS_CODEPAGE_950 is not set -CONFIG_NLS_CODEPAGE_932=y +# CONFIG_NLS_CODEPAGE_932 is not set # CONFIG_NLS_CODEPAGE_949 is not set # CONFIG_NLS_CODEPAGE_874 is not set # CONFIG_NLS_ISO8859_8 is not set # CONFIG_NLS_CODEPAGE_1250 is not set # CONFIG_NLS_CODEPAGE_1251 is not set -# CONFIG_NLS_ASCII is not set +CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y # CONFIG_NLS_ISO8859_2 is not set # CONFIG_NLS_ISO8859_3 is not set @@ -1208,44 +1274,39 @@ CONFIG_NLS_ISO8859_1=y # CONFIG_NLS_ISO8859_9 is not set # CONFIG_NLS_ISO8859_13 is not set # CONFIG_NLS_ISO8859_14 is not set -# CONFIG_NLS_ISO8859_15 is not set +CONFIG_NLS_ISO8859_15=y # CONFIG_NLS_KOI8_R is not set # CONFIG_NLS_KOI8_U is not set -# CONFIG_NLS_UTF8 is not set - -# -# Distributed Lock Manager -# +CONFIG_NLS_UTF8=y # CONFIG_DLM is not set - -# -# Profiling support -# -CONFIG_PROFILING=y -CONFIG_OPROFILE=m +# CONFIG_INSTRUMENTATION is not set # # Kernel hacking # CONFIG_TRACE_IRQFLAGS_SUPPORT=y # CONFIG_PRINTK_TIME is not set -CONFIG_ENABLE_MUST_CHECK=y +CONFIG_ENABLE_WARN_DEPRECATED=y +# CONFIG_ENABLE_MUST_CHECK is not set CONFIG_MAGIC_SYSRQ=y -# CONFIG_UNUSED_SYMBOLS is not set -CONFIG_DEBUG_FS=y +CONFIG_UNUSED_SYMBOLS=y +# CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set -CONFIG_LOG_BUF_SHIFT=14 CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_SCHED_DEBUG is not set # CONFIG_SCHEDSTATS is not set -# CONFIG_TIMER_STATS is not set -# CONFIG_DEBUG_SLAB is not set -# CONFIG_DEBUG_PREEMPT is not set +CONFIG_TIMER_STATS=y +# CONFIG_SLUB_DEBUG_ON is not set +CONFIG_DEBUG_PREEMPT=y +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set # CONFIG_DEBUG_LOCK_ALLOC is not set # CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1253,16 +1314,21 @@ CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_VM is not set # CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set # CONFIG_FRAME_POINTER is not set -CONFIG_FORCED_INLINING=y +# CONFIG_FORCED_INLINING is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SAMPLES is not set CONFIG_SH_STANDARD_BIOS=y # CONFIG_EARLY_SCIF_CONSOLE is not set -CONFIG_EARLY_PRINTK=y +# CONFIG_EARLY_PRINTK is not set +# CONFIG_DEBUG_BOOTMEM is not set CONFIG_DEBUG_STACKOVERFLOW=y # CONFIG_DEBUG_STACK_USAGE is not set # CONFIG_4KSTACKS is not set +# CONFIG_IRQSTACKS is not set # CONFIG_SH_KGDB is not set # @@ -1270,16 +1336,11 @@ CONFIG_DEBUG_STACKOVERFLOW=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set - -# -# Cryptographic options -# +# CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y CONFIG_CRYPTO_ALGAPI=y -CONFIG_CRYPTO_BLKCIPHER=y -CONFIG_CRYPTO_HASH=y -CONFIG_CRYPTO_MANAGER=y -CONFIG_CRYPTO_HMAC=y +# CONFIG_CRYPTO_MANAGER is not set +# CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set # CONFIG_CRYPTO_NULL is not set # CONFIG_CRYPTO_MD4 is not set @@ -1290,10 +1351,12 @@ CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_TGR192 is not set # CONFIG_CRYPTO_GF128MUL is not set -CONFIG_CRYPTO_ECB=m -CONFIG_CRYPTO_CBC=y -CONFIG_CRYPTO_PCBC=m +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_CBC is not set +# CONFIG_CRYPTO_PCBC is not set # CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_XTS is not set +# CONFIG_CRYPTO_CRYPTD is not set CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_BLOWFISH is not set @@ -1306,15 +1369,14 @@ CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_ARC4 is not set # CONFIG_CRYPTO_KHAZAD is not set # CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_SEED is not set # CONFIG_CRYPTO_DEFLATE is not set # CONFIG_CRYPTO_MICHAEL_MIC is not set # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_TEST is not set - -# -# Hardware crypto devices -# +# CONFIG_CRYPTO_AUTHENC is not set +CONFIG_CRYPTO_HW=y # # Library routines @@ -1322,7 +1384,11 @@ CONFIG_CRYPTO_DES=y CONFIG_BITREVERSE=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set +CONFIG_PLIST=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/se7712_defconfig b/arch/sh/configs/se7712_defconfig index a5e37db..240a1ce 100644 --- a/arch/sh/configs/se7712_defconfig +++ b/arch/sh/configs/se7712_defconfig @@ -237,7 +237,7 @@ CONFIG_CPU_HAS_SR_RB=y CONFIG_SH_TMU=y CONFIG_SH_TIMER_IRQ=16 # CONFIG_NO_IDLE_HZ is not set -CONFIG_SH_PCLK_FREQ=33333333 +CONFIG_SH_PCLK_FREQ=66666666 # # CPU Frequency scaling diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig index 4e711a0..0193636 100644 --- a/arch/sh/drivers/dma/Kconfig +++ b/arch/sh/drivers/dma/Kconfig @@ -12,7 +12,7 @@ config SH_DMA config NR_ONCHIP_DMA_CHANNELS int depends on SH_DMA - default "6" if CPU_SUBTYPE_SH7720 + default "6" if CPU_SUBTYPE_SH7720 || CPU_SUBTYPE_SH7721 default "8" if CPU_SUBTYPE_SH7750R || CPU_SUBTYPE_SH7751R default "12" if CPU_SUBTYPE_SH7780 default "4" diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c index 958bac1..5c33597 100644 --- a/arch/sh/drivers/dma/dma-sh.c +++ b/arch/sh/drivers/dma/dma-sh.c @@ -25,6 +25,7 @@ static int dmte_irq_map[] = { DMTE2_IRQ, DMTE3_IRQ, #if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) || \ defined(CONFIG_CPU_SUBTYPE_SH7751R) || \ defined(CONFIG_CPU_SUBTYPE_SH7760) || \ defined(CONFIG_CPU_SUBTYPE_SH7709) || \ @@ -203,6 +204,7 @@ static int sh_dmac_get_dma_residue(struct dma_channel *chan) } #if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) || \ defined(CONFIG_CPU_SUBTYPE_SH7780) #define dmaor_read_reg() ctrl_inw(DMAOR) #define dmaor_write_reg(data) ctrl_outw(data, DMAOR) diff --git a/arch/sh/drivers/pci/Makefile b/arch/sh/drivers/pci/Makefile index fba6b5b..07188057 100644 --- a/arch/sh/drivers/pci/Makefile +++ b/arch/sh/drivers/pci/Makefile @@ -7,16 +7,19 @@ obj-$(CONFIG_PCI_AUTO) += pci-auto.o obj-$(CONFIG_CPU_SUBTYPE_SH7751) += pci-sh7751.o ops-sh4.o obj-$(CONFIG_CPU_SUBTYPE_SH7751R) += pci-sh7751.o ops-sh4.o +obj-$(CONFIG_CPU_SUBTYPE_SH7763) += pci-sh7780.o ops-sh4.o obj-$(CONFIG_CPU_SUBTYPE_SH7780) += pci-sh7780.o ops-sh4.o obj-$(CONFIG_CPU_SUBTYPE_SH7785) += pci-sh7780.o ops-sh4.o +obj-$(CONFIG_CPU_SH5) += pci-sh5.o ops-sh5.o -obj-$(CONFIG_SH_DREAMCAST) += ops-dreamcast.o fixups-dreamcast.o \ - dma-dreamcast.o +obj-$(CONFIG_SH_DREAMCAST) += ops-dreamcast.o fixups-dreamcast.o obj-$(CONFIG_SH_SECUREEDGE5410) += ops-snapgear.o obj-$(CONFIG_SH_RTS7751R2D) += ops-rts7751r2d.o fixups-rts7751r2d.o obj-$(CONFIG_SH_SH03) += ops-sh03.o fixups-sh03.o obj-$(CONFIG_SH_HIGHLANDER) += ops-r7780rp.o fixups-r7780rp.o +obj-$(CONFIG_SH_SDK7780) += ops-sdk7780.o fixups-sdk7780.o obj-$(CONFIG_SH_TITAN) += ops-titan.o obj-$(CONFIG_SH_LANDISK) += ops-landisk.o obj-$(CONFIG_SH_LBOX_RE2) += ops-lboxre2.o fixups-lboxre2.o obj-$(CONFIG_SH_7780_SOLUTION_ENGINE) += ops-se7780.o fixups-se7780.o +obj-$(CONFIG_SH_CAYMAN) += ops-cayman.o diff --git a/arch/sh/drivers/pci/dma-dreamcast.c b/arch/sh/drivers/pci/dma-dreamcast.c deleted file mode 100644 index 888a340..0000000 --- a/arch/sh/drivers/pci/dma-dreamcast.c +++ /dev/null @@ -1,70 +0,0 @@ -/* - * arch/sh/drivers/pci/dma-dreamcast.c - * - * PCI DMA support for the Sega Dreamcast - * - * Copyright (C) 2001, 2002 M. R. Brown - * Copyright (C) 2002, 2003 Paul Mundt - * - * This file originally bore the message (with enclosed-$): - * Id: pci.c,v 1.3 2003/05/04 19:29:46 lethal Exp - * Dreamcast PCI: Supports SEGA Broadband Adaptor only. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/pci.h> -#include <linux/dma-mapping.h> -#include <linux/device.h> - -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/mach/pci.h> - -static int gapspci_dma_used = 0; - -void *dreamcast_consistent_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag) -{ - unsigned long buf; - - if (dev && dev->bus != &pci_bus_type) - return NULL; - - if (gapspci_dma_used + size > GAPSPCI_DMA_SIZE) - return ERR_PTR(-EINVAL); - - buf = GAPSPCI_DMA_BASE + gapspci_dma_used; - - gapspci_dma_used = PAGE_ALIGN(gapspci_dma_used+size); - - *dma_handle = (dma_addr_t)buf; - - buf = P2SEGADDR(buf); - - /* Flush the dcache before we hand off the buffer */ - __flush_purge_region((void *)buf, size); - - return (void *)buf; -} - -int dreamcast_consistent_free(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle) -{ - if (dev && dev->bus != &pci_bus_type) - return -EINVAL; - - /* XXX */ - gapspci_dma_used = 0; - - return 0; -} - diff --git a/arch/sh/drivers/pci/fixups-dreamcast.c b/arch/sh/drivers/pci/fixups-dreamcast.c index 6f53f82..c446993 100644 --- a/arch/sh/drivers/pci/fixups-dreamcast.c +++ b/arch/sh/drivers/pci/fixups-dreamcast.c @@ -22,6 +22,7 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #include <asm/irq.h> @@ -40,6 +41,15 @@ static void __init gapspci_fixup_resources(struct pci_dev *dev) */ dev->resource[1].start = p->io_resource->start + 0x100; dev->resource[1].end = dev->resource[1].start + 0x200 - 1; + /* + * Redirect dma memory allocations to special memory window. + */ + BUG_ON(!dma_declare_coherent_memory(&dev->dev, + GAPSPCI_DMA_BASE, + GAPSPCI_DMA_BASE, + GAPSPCI_DMA_SIZE, + DMA_MEMORY_MAP | + DMA_MEMORY_EXCLUSIVE)); break; default: printk("PCI: Failed resource fixup\n"); diff --git a/arch/sh/drivers/pci/fixups-sdk7780.c b/arch/sh/drivers/pci/fixups-sdk7780.c new file mode 100644 index 0000000..2f88630 --- /dev/null +++ b/arch/sh/drivers/pci/fixups-sdk7780.c @@ -0,0 +1,59 @@ +/* + * arch/sh/drivers/pci/fixups-sdk7780.c + * + * PCI fixups for the SDK7780SE03 + * + * Copyright (C) 2003 Lineo uSolutions, Inc. + * Copyright (C) 2004 - 2006 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/pci.h> +#include "pci-sh4.h" +#include <asm/io.h> + +int pci_fixup_pcic(void) +{ + ctrl_outl(0x00000001, SH7780_PCI_VCR2); + + /* Enable all interrupts, so we know what to fix */ + pci_write_reg(0x0000C3FF, SH7780_PCIIMR); + pci_write_reg(0x0000380F, SH7780_PCIAINTM); + + /* Set up standard PCI config registers */ + pci_write_reg(0xFB00, SH7780_PCISTATUS); + pci_write_reg(0x0047, SH7780_PCICMD); + pci_write_reg(0x00, SH7780_PCIPIF); + pci_write_reg(0x00, SH7780_PCISUB); + pci_write_reg(0x06, SH7780_PCIBCC); + pci_write_reg(0x1912, SH7780_PCISVID); + pci_write_reg(0x0001, SH7780_PCISID); + + pci_write_reg(0x08000000, SH7780_PCIMBAR0); /* PCI */ + pci_write_reg(0x08000000, SH7780_PCILAR0); /* SHwy */ + pci_write_reg(0x07F00001, SH7780_PCILSR); /* size 128M w/ MBAR */ + + pci_write_reg(0x00000000, SH7780_PCIMBAR1); + pci_write_reg(0x00000000, SH7780_PCILAR1); + pci_write_reg(0x00000000, SH7780_PCILSR1); + + pci_write_reg(0xAB000801, SH7780_PCIIBAR); + + /* + * Set the MBR so PCI address is one-to-one with window, + * meaning all calls go straight through... use ifdef to + * catch erroneous assumption. + */ + pci_write_reg(0xFD000000 , SH7780_PCIMBR0); + pci_write_reg(0x00FC0000 , SH7780_PCIMBMR0); /* 16M */ + + /* Set IOBR for window containing area specified in pci.h */ + pci_write_reg(PCIBIOS_MIN_IO & ~(SH7780_PCI_IO_SIZE-1), SH7780_PCIIOBR); + pci_write_reg((SH7780_PCI_IO_SIZE-1) & (7 << 18), SH7780_PCIIOBMR); + + pci_write_reg(0xA5000C01, SH7780_PCICR); + + return 0; +} diff --git a/arch/sh/drivers/pci/ops-cayman.c b/arch/sh/drivers/pci/ops-cayman.c new file mode 100644 index 0000000..980275f --- /dev/null +++ b/arch/sh/drivers/pci/ops-cayman.c @@ -0,0 +1,94 @@ +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/types.h> +#include <asm/cpu/irq.h> +#include "pci-sh5.h" + +static inline u8 bridge_swizzle(u8 pin, u8 slot) +{ + return (((pin - 1) + slot) % 4) + 1; +} + +int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + int result = -1; + + /* The complication here is that the PCI IRQ lines from the Cayman's 2 + 5V slots get into the CPU via a different path from the IRQ lines + from the 3 3.3V slots. Thus, we have to detect whether the card's + interrupts go via the 5V or 3.3V path, i.e. the 'bridge swizzling' + at the point where we cross from 5V to 3.3V is not the normal case. + + The added complication is that we don't know that the 5V slots are + always bus 2, because a card containing a PCI-PCI bridge may be + plugged into a 3.3V slot, and this changes the bus numbering. + + Also, the Cayman has an intermediate PCI bus that goes a custom + expansion board header (and to the secondary bridge). This bus has + never been used in practice. + + The 1ary onboard PCI-PCI bridge is device 3 on bus 0 + The 2ary onboard PCI-PCI bridge is device 0 on the 2ary bus of + the 1ary bridge. + */ + + struct slot_pin { + int slot; + int pin; + } path[4]; + int i=0; + + while (dev->bus->number > 0) { + + slot = path[i].slot = PCI_SLOT(dev->devfn); + pin = path[i].pin = bridge_swizzle(pin, slot); + dev = dev->bus->self; + i++; + if (i > 3) panic("PCI path to root bus too long!\n"); + } + + slot = PCI_SLOT(dev->devfn); + /* This is the slot on bus 0 through which the device is eventually + reachable. */ + + /* Now work back up. */ + if ((slot < 3) || (i == 0)) { + /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final + swizzle now. */ + result = IRQ_INTA + bridge_swizzle(pin, slot) - 1; + } else { + i--; + slot = path[i].slot; + pin = path[i].pin; + if (slot > 0) { + panic("PCI expansion bus device found - not handled!\n"); + } else { + if (i > 0) { + /* 5V slots */ + i--; + slot = path[i].slot; + pin = path[i].pin; + /* 'pin' was swizzled earlier wrt slot, don't do it again. */ + result = IRQ_P2INTA + (pin - 1); + } else { + /* IRQ for 2ary PCI-PCI bridge : unused */ + result = -1; + } + } + } + + return result; +} + +struct pci_channel board_pci_channels[] = { + { &sh5_pci_ops, NULL, NULL, 0, 0xff }, + { NULL, NULL, NULL, 0, 0 }, +}; +EXPORT_SYMBOL(board_pci_channels); + +int __init pcibios_init_platform(void) +{ + return sh5pci_init(__pa(memory_start), + __pa(memory_end) - __pa(memory_start)); +} diff --git a/arch/sh/drivers/pci/ops-r7780rp.c b/arch/sh/drivers/pci/ops-r7780rp.c index 48fe403..5fdadae 100644 --- a/arch/sh/drivers/pci/ops-r7780rp.c +++ b/arch/sh/drivers/pci/ops-r7780rp.c @@ -17,25 +17,13 @@ #include <asm/io.h> #include "pci-sh4.h" -static char r7780rp_irq_tab[] __initdata = { - 0, 1, 2, 3, -}; - -static char r7780mp_irq_tab[] __initdata = { +static char irq_tab[] __initdata = { 65, 66, 67, 68, }; int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) { - if (mach_is_r7780rp()) - return r7780rp_irq_tab[slot]; - if (mach_is_r7780mp() || mach_is_r7785rp()) - return r7780mp_irq_tab[slot]; - - printk(KERN_ERR "PCI: Bad IRQ mapping " - "request for slot %d, func %d\n", slot, pin-1); - - return -1; + return irq_tab[slot]; } static struct resource sh7780_io_resource = { diff --git a/arch/sh/drivers/pci/ops-sdk7780.c b/arch/sh/drivers/pci/ops-sdk7780.c new file mode 100644 index 0000000..66a9b40 --- /dev/null +++ b/arch/sh/drivers/pci/ops-sdk7780.c @@ -0,0 +1,73 @@ +/* + * linux/arch/sh/drivers/pci/ops-sdk7780.c + * + * Copyright (C) 2006 Nobuhiro Iwamatsu + * + * PCI initialization for the SDK7780SE03 + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + */ +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pci.h> +#include <asm/sdk7780.h> +#include <asm/io.h> +#include "pci-sh4.h" + +/* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */ +static char sdk7780_irq_tab[4][16] __initdata = { + /* INTA */ + { 65, 68, 67, 68, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, + /* INTB */ + { 66, 65, -1, 65, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, + /* INTC */ + { 67, 66, -1, 66, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, + /* INTD */ + { 68, 67, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, +}; + +int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) +{ + return sdk7780_irq_tab[pin-1][slot]; +} + +static struct resource sdk7780_io_resource = { + .name = "SH7780_IO", + .start = SH7780_PCI_IO_BASE, + .end = SH7780_PCI_IO_BASE + SH7780_PCI_IO_SIZE - 1, + .flags = IORESOURCE_IO +}; + +static struct resource sdk7780_mem_resource = { + .name = "SH7780_mem", + .start = SH7780_PCI_MEMORY_BASE, + .end = SH7780_PCI_MEMORY_BASE + SH7780_PCI_MEM_SIZE - 1, + .flags = IORESOURCE_MEM +}; + +struct pci_channel board_pci_channels[] = { + { &sh4_pci_ops, &sdk7780_io_resource, &sdk7780_mem_resource, 0, 0xff }, + { NULL, NULL, NULL, 0, 0 }, +}; +EXPORT_SYMBOL(board_pci_channels); + +static struct sh4_pci_address_map sdk7780_pci_map = { + .window0 = { + .base = SH7780_CS2_BASE_ADDR, + .size = 0x04000000, + }, + .window1 = { + .base = SH7780_CS3_BASE_ADDR, + .size = 0x04000000, + }, + .flags = SH4_PCIC_NO_RESET, +}; + +int __init pcibios_init_platform(void) +{ + printk(KERN_INFO "SH7780 PCI: Finished initializing PCI controller\n"); + return sh7780_pcic_init(&sdk7780_pci_map); +} diff --git a/arch/sh/drivers/pci/ops-sh5.c b/arch/sh/drivers/pci/ops-sh5.c new file mode 100644 index 0000000..729e38a --- /dev/null +++ b/arch/sh/drivers/pci/ops-sh5.c @@ -0,0 +1,93 @@ +/* + * Support functions for the SH5 PCI hardware. + * + * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) + * Copyright (C) 2003, 2004 Paul Mundt + * Copyright (C) 2004 Richard Curnow + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + */ +#include <linux/kernel.h> +#include <linux/rwsem.h> +#include <linux/smp.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <linux/types.h> +#include <linux/irq.h> +#include <asm/pci.h> +#include <asm/io.h> +#include "pci-sh5.h" + +static void __init pci_fixup_ide_bases(struct pci_dev *d) +{ + int i; + + /* + * PCI IDE controllers use non-standard I/O port decoding, respect it. + */ + if ((d->class >> 8) != PCI_CLASS_STORAGE_IDE) + return; + printk("PCI: IDE base address fixup for %s\n", pci_name(d)); + for(i=0; i<4; i++) { + struct resource *r = &d->resource[i]; + if ((r->start & ~0x80) == 0x374) { + r->start |= 2; + r->end = r->start; + } + } +} +DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_ide_bases); + +char * __devinit pcibios_setup(char *str) +{ + return str; +} + +static int sh5pci_read(struct pci_bus *bus, unsigned int devfn, int where, + int size, u32 *val) +{ + SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where)); + + switch (size) { + case 1: + *val = (u8)SH5PCI_READ_BYTE(PDR + (where & 3)); + break; + case 2: + *val = (u16)SH5PCI_READ_SHORT(PDR + (where & 2)); + break; + case 4: + *val = SH5PCI_READ(PDR); + break; + } + + return PCIBIOS_SUCCESSFUL; +} + +static int sh5pci_write(struct pci_bus *bus, unsigned int devfn, int where, + int size, u32 val) +{ + SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where)); + + switch (size) { + case 1: + SH5PCI_WRITE_BYTE(PDR + (where & 3), (u8)val); + break; + case 2: + SH5PCI_WRITE_SHORT(PDR + (where & 2), (u16)val); + break; + case 4: + SH5PCI_WRITE(PDR, val); + break; + } + + return PCIBIOS_SUCCESSFUL; +} + +struct pci_ops sh5_pci_ops = { + .read = sh5pci_read, + .write = sh5pci_write, +}; diff --git a/arch/sh/drivers/pci/pci-auto.c b/arch/sh/drivers/pci/pci-auto.c index 224e007..ea40470 100644 --- a/arch/sh/drivers/pci/pci-auto.c +++ b/arch/sh/drivers/pci/pci-auto.c @@ -516,10 +516,8 @@ pciauto_bus_scan(struct pci_channel *hose, int top_bus, int current_bus) PCI_COMMAND, cmdstat | PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); -#if !defined(CONFIG_SH_HS7751RVOIP) && !defined(CONFIG_SH_RTS7751R2D) early_write_config_byte(hose, top_bus, current_bus, pci_devfn, PCI_LATENCY_TIMER, 0x80); -#endif /* Allocate PCI I/O and/or memory space */ pciauto_setup_bars(hose, top_bus, current_bus, pci_devfn, PCI_BASE_ADDRESS_5); diff --git a/arch/sh/drivers/pci/pci-sh4.h b/arch/sh/drivers/pci/pci-sh4.h index 1901c33..4925c79 100644 --- a/arch/sh/drivers/pci/pci-sh4.h +++ b/arch/sh/drivers/pci/pci-sh4.h @@ -1,7 +1,9 @@ #ifndef __PCI_SH4_H #define __PCI_SH4_H -#if defined(CONFIG_CPU_SUBTYPE_SH7780) || defined(CONFIG_CPU_SUBTYPE_SH7785) +#if defined(CONFIG_CPU_SUBTYPE_SH7780) || \ + defined(CONFIG_CPU_SUBTYPE_SH7785) || \ + defined(CONFIG_CPU_SUBTYPE_SH7763) #include "pci-sh7780.h" #else #include "pci-sh7751.h" diff --git a/arch/sh/drivers/pci/pci-sh5.c b/arch/sh/drivers/pci/pci-sh5.c new file mode 100644 index 0000000..a00a4df --- /dev/null +++ b/arch/sh/drivers/pci/pci-sh5.c @@ -0,0 +1,228 @@ +/* + * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) + * Copyright (C) 2003, 2004 Paul Mundt + * Copyright (C) 2004 Richard Curnow + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * Support functions for the SH5 PCI hardware. + */ + +#include <linux/kernel.h> +#include <linux/rwsem.h> +#include <linux/smp.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <linux/types.h> +#include <linux/irq.h> +#include <asm/cpu/irq.h> +#include <asm/pci.h> +#include <asm/io.h> +#include "pci-sh5.h" + +unsigned long pcicr_virt; +unsigned long PCI_IO_AREA; + +/* Rounds a number UP to the nearest power of two. Used for + * sizing the PCI window. + */ +static u32 __init r2p2(u32 num) +{ + int i = 31; + u32 tmp = num; + + if (num == 0) + return 0; + + do { + if (tmp & (1 << 31)) + break; + i--; + tmp <<= 1; + } while (i >= 0); + + tmp = 1 << i; + /* If the original number isn't a power of 2, round it up */ + if (tmp != num) + tmp <<= 1; + + return tmp; +} + +static irqreturn_t pcish5_err_irq(int irq, void *dev_id) +{ + struct pt_regs *regs = get_irq_regs(); + unsigned pci_int, pci_air, pci_cir, pci_aint; + + pci_int = SH5PCI_READ(INT); + pci_cir = SH5PCI_READ(CIR); + pci_air = SH5PCI_READ(AIR); + + if (pci_int) { + printk("PCI INTERRUPT (at %08llx)!\n", regs->pc); + printk("PCI INT -> 0x%x\n", pci_int & 0xffff); + printk("PCI AIR -> 0x%x\n", pci_air); + printk("PCI CIR -> 0x%x\n", pci_cir); + SH5PCI_WRITE(INT, ~0); + } + + pci_aint = SH5PCI_READ(AINT); + if (pci_aint) { + printk("PCI ARB INTERRUPT!\n"); + printk("PCI AINT -> 0x%x\n", pci_aint); + printk("PCI AIR -> 0x%x\n", pci_air); + printk("PCI CIR -> 0x%x\n", pci_cir); + SH5PCI_WRITE(AINT, ~0); + } + + return IRQ_HANDLED; +} + +static irqreturn_t pcish5_serr_irq(int irq, void *dev_id) +{ + printk("SERR IRQ\n"); + + return IRQ_NONE; +} + +int __init sh5pci_init(unsigned long memStart, unsigned long memSize) +{ + u32 lsr0; + u32 uval; + + if (request_irq(IRQ_ERR, pcish5_err_irq, + IRQF_DISABLED, "PCI Error",NULL) < 0) { + printk(KERN_ERR "PCISH5: Cannot hook PCI_PERR interrupt\n"); + return -EINVAL; + } + + if (request_irq(IRQ_SERR, pcish5_serr_irq, + IRQF_DISABLED, "PCI SERR interrupt", NULL) < 0) { + printk(KERN_ERR "PCISH5: Cannot hook PCI_SERR interrupt\n"); + return -EINVAL; + } + + pcicr_virt = onchip_remap(SH5PCI_ICR_BASE, 1024, "PCICR"); + if (!pcicr_virt) { + panic("Unable to remap PCICR\n"); + } + + PCI_IO_AREA = onchip_remap(SH5PCI_IO_BASE, 0x10000, "PCIIO"); + if (!PCI_IO_AREA) { + panic("Unable to remap PCIIO\n"); + } + + /* Clear snoop registers */ + SH5PCI_WRITE(CSCR0, 0); + SH5PCI_WRITE(CSCR1, 0); + + /* Switch off interrupts */ + SH5PCI_WRITE(INTM, 0); + SH5PCI_WRITE(AINTM, 0); + SH5PCI_WRITE(PINTM, 0); + + /* Set bus active, take it out of reset */ + uval = SH5PCI_READ(CR); + + /* Set command Register */ + SH5PCI_WRITE(CR, uval | CR_LOCK_MASK | CR_CFINT| CR_FTO | CR_PFE | + CR_PFCS | CR_BMAM); + + uval=SH5PCI_READ(CR); + + /* Allow it to be a master */ + /* NB - WE DISABLE I/O ACCESS to stop overlap */ + /* set WAIT bit to enable stepping, an attempt to improve stability */ + SH5PCI_WRITE_SHORT(CSR_CMD, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER | + PCI_COMMAND_WAIT); + + /* + ** Set translation mapping memory in order to convert the address + ** used for the main bus, to the PCI internal address. + */ + SH5PCI_WRITE(MBR,0x40000000); + + /* Always set the max size 512M */ + SH5PCI_WRITE(MBMR, PCISH5_MEM_SIZCONV(512*1024*1024)); + + /* + ** I/O addresses are mapped at internal PCI specific address + ** as is described into the configuration bridge table. + ** These are changed to 0, to allow cards that have legacy + ** io such as vga to function correctly. We set the SH5 IOBAR to + ** 256K, which is a bit big as we can only have 64K of address space + */ + + SH5PCI_WRITE(IOBR,0x0); + + /* Set up a 256K window. Totally pointless waste of address space */ + SH5PCI_WRITE(IOBMR,0); + + /* The SH5 has a HUGE 256K I/O region, which breaks the PCI spec. + * Ideally, we would want to map the I/O region somewhere, but it + * is so big this is not that easy! + */ + SH5PCI_WRITE(CSR_IBAR0,~0); + /* Set memory size value */ + memSize = memory_end - memory_start; + + /* Now we set up the mbars so the PCI bus can see the memory of + * the machine */ + if (memSize < (1024 * 1024)) { + printk(KERN_ERR "PCISH5: Ridiculous memory size of 0x%lx?\n", + memSize); + return -EINVAL; + } + + /* Set LSR 0 */ + lsr0 = (memSize > (512 * 1024 * 1024)) ? 0x1ff00001 : + ((r2p2(memSize) - 0x100000) | 0x1); + SH5PCI_WRITE(LSR0, lsr0); + + /* Set MBAR 0 */ + SH5PCI_WRITE(CSR_MBAR0, memory_start); + SH5PCI_WRITE(LAR0, memory_start); + + SH5PCI_WRITE(CSR_MBAR1,0); + SH5PCI_WRITE(LAR1,0); + SH5PCI_WRITE(LSR1,0); + + /* Enable the PCI interrupts on the device */ + SH5PCI_WRITE(INTM, ~0); + SH5PCI_WRITE(AINTM, ~0); + SH5PCI_WRITE(PINTM, ~0); + + return 0; +} + +void __devinit pcibios_fixup_bus(struct pci_bus *bus) +{ + struct pci_dev *dev = bus->self; + int i; + + if (dev) { + for (i= 0; i < 3; i++) { + bus->resource[i] = + &dev->resource[PCI_BRIDGE_RESOURCES+i]; + bus->resource[i]->name = bus->name; + } + bus->resource[0]->flags |= IORESOURCE_IO; + bus->resource[1]->flags |= IORESOURCE_MEM; + + /* For now, propagate host limits to the bus; + * we'll adjust them later. */ + bus->resource[0]->end = 64*1024 - 1 ; + bus->resource[1]->end = PCIBIOS_MIN_MEM+(256*1024*1024)-1; + bus->resource[0]->start = PCIBIOS_MIN_IO; + bus->resource[1]->start = PCIBIOS_MIN_MEM; + + /* Turn off downstream PF memory address range by default */ + bus->resource[2]->start = 1024*1024; + bus->resource[2]->end = bus->resource[2]->start - 1; + } +} diff --git a/arch/sh64/kernel/pci_sh5.h b/arch/sh/drivers/pci/pci-sh5.h index c71159d..7cff3fc 100644 --- a/arch/sh64/kernel/pci_sh5.h +++ b/arch/sh/drivers/pci/pci-sh5.h @@ -6,6 +6,8 @@ * * Definitions for the SH5 PCI hardware. */ +#ifndef __PCI_SH5_H +#define __PCI_SH5_H /* Product ID */ #define PCISH5_PID 0x350d @@ -73,13 +75,12 @@ #define PCISH5_ICR_CSR_MBAR0 0x014 /* First Memory base address register */ #define PCISH5_ICR_CSR_MBAR1 0x018 /* Second Memory base address register */ - - /* Base address of registers */ #define SH5PCI_ICR_BASE (PHYS_PCI_BLOCK + 0x00040000) #define SH5PCI_IO_BASE (PHYS_PCI_BLOCK + 0x00800000) /* #define SH5PCI_VCR_BASE (P2SEG_PCICB_BLOCK + P2SEG) */ +extern unsigned long pcicr_virt; /* Register selection macro */ #define PCISH5_ICR_REG(x) ( pcicr_virt + (PCISH5_ICR_##x)) /* #define PCISH5_VCR_REG(x) ( SH5PCI_VCR_BASE (PCISH5_VCR_##x)) */ @@ -104,4 +105,9 @@ #define PCISH5_MEM_SIZCONV(x) (((x / 0x40000) - 1) << 18) #define PCISH5_IO_SIZCONV(x) (((x / 0x40000) - 1) << 18) +extern struct pci_ops sh5_pci_ops; + +/* arch/sh/drivers/pci/pci-sh5.c */ +int sh5pci_init(unsigned long memStart, unsigned long memSize); +#endif /* __PCI_SH5_H */ diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c index e516087..7d797f4de 100644 --- a/arch/sh/drivers/pci/pci-sh7780.c +++ b/arch/sh/drivers/pci/pci-sh7780.c @@ -58,6 +58,7 @@ static int __init sh7780_pci_init(void) id = pci_read_reg(SH7780_PCIVID); if ((id & 0xffff) == SH7780_VENDOR_ID) { switch ((id >> 16) & 0xffff) { + case SH7763_DEVICE_ID: case SH7780_DEVICE_ID: case SH7781_DEVICE_ID: case SH7785_DEVICE_ID: diff --git a/arch/sh/drivers/pci/pci-sh7780.h b/arch/sh/drivers/pci/pci-sh7780.h index 1d069a8..97b2c98 100644 --- a/arch/sh/drivers/pci/pci-sh7780.h +++ b/arch/sh/drivers/pci/pci-sh7780.h @@ -16,6 +16,7 @@ #define SH7780_VENDOR_ID 0x1912 #define SH7781_DEVICE_ID 0x0001 #define SH7780_DEVICE_ID 0x0002 +#define SH7763_DEVICE_ID 0x0004 #define SH7785_DEVICE_ID 0x0007 /* SH7780 Control Registers */ diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index ccaba36..49b435c 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -71,7 +71,7 @@ subsys_initcall(pcibios_init); * Called after each bus is probed, but before its children * are examined. */ -void __devinit pcibios_fixup_bus(struct pci_bus *bus) +void __devinit __weak pcibios_fixup_bus(struct pci_bus *bus) { pci_read_bridge_bases(bus); } diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index 4b81d9c..349d833 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -1,25 +1,5 @@ -# -# Makefile for the Linux/SuperH kernel. -# - -extra-y := head.o init_task.o vmlinux.lds - -obj-y := debugtraps.o io.o io_generic.o irq.o machvec.o process.o ptrace.o \ - semaphore.o setup.o signal.o sys_sh.o syscalls.o \ - time.o topology.o traps.o - -obj-y += cpu/ timers/ -obj-$(CONFIG_VSYSCALL) += vsyscall/ -obj-$(CONFIG_SMP) += smp.o -obj-$(CONFIG_CF_ENABLER) += cf-enabler.o -obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o -obj-$(CONFIG_SH_KGDB) += kgdb_stub.o kgdb_jmp.o -obj-$(CONFIG_SH_CPU_FREQ) += cpufreq.o -obj-$(CONFIG_MODULES) += sh_ksyms.o module.o -obj-$(CONFIG_EARLY_PRINTK) += early_printk.o -obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o -obj-$(CONFIG_CRASH_DUMP) += crash_dump.o -obj-$(CONFIG_PM) += pm.o -obj-$(CONFIG_STACKTRACE) += stacktrace.o - -EXTRA_CFLAGS += -Werror +ifeq ($(CONFIG_SUPERH32),y) +include ${srctree}/arch/sh/kernel/Makefile_32 +else +include ${srctree}/arch/sh/kernel/Makefile_64 +endif diff --git a/arch/sh/kernel/Makefile_32 b/arch/sh/kernel/Makefile_32 new file mode 100644 index 0000000..c892898 --- /dev/null +++ b/arch/sh/kernel/Makefile_32 @@ -0,0 +1,26 @@ +# +# Makefile for the Linux/SuperH kernel. +# + +extra-y := head_32.o init_task.o vmlinux.lds + +obj-y := debugtraps.o io.o io_generic.o irq.o machvec.o process_32.o \ + ptrace_32.o semaphore.o setup.o signal_32.o sys_sh.o sys_sh32.o \ + syscalls_32.o time_32.o topology.o traps.o traps_32.o + +obj-y += cpu/ timers/ +obj-$(CONFIG_VSYSCALL) += vsyscall/ +obj-$(CONFIG_SMP) += smp.o +obj-$(CONFIG_CF_ENABLER) += cf-enabler.o +obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o +obj-$(CONFIG_SH_KGDB) += kgdb_stub.o kgdb_jmp.o +obj-$(CONFIG_SH_CPU_FREQ) += cpufreq.o +obj-$(CONFIG_MODULES) += sh_ksyms_32.o module.o +obj-$(CONFIG_EARLY_PRINTK) += early_printk.o +obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o +obj-$(CONFIG_CRASH_DUMP) += crash_dump.o +obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_STACKTRACE) += stacktrace.o +obj-$(CONFIG_BINFMT_ELF) += dump_task.o + +EXTRA_CFLAGS += -Werror diff --git a/arch/sh/kernel/Makefile_64 b/arch/sh/kernel/Makefile_64 new file mode 100644 index 0000000..1ef21cc --- /dev/null +++ b/arch/sh/kernel/Makefile_64 @@ -0,0 +1,22 @@ +extra-y := head_64.o init_task.o vmlinux.lds + +obj-y := debugtraps.o io.o io_generic.o irq.o machvec.o process_64.o \ + ptrace_64.o semaphore.o setup.o signal_64.o sys_sh.o sys_sh64.o \ + syscalls_64.o time_64.o topology.o traps.o traps_64.o + +obj-y += cpu/ timers/ +obj-$(CONFIG_VSYSCALL) += vsyscall/ +obj-$(CONFIG_SMP) += smp.o +obj-$(CONFIG_CF_ENABLER) += cf-enabler.o +obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o +obj-$(CONFIG_SH_KGDB) += kgdb_stub.o kgdb_jmp.o +obj-$(CONFIG_SH_CPU_FREQ) += cpufreq.o +obj-$(CONFIG_MODULES) += sh_ksyms_64.o module.o +obj-$(CONFIG_EARLY_PRINTK) += early_printk.o +obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o +obj-$(CONFIG_CRASH_DUMP) += crash_dump.o +obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_STACKTRACE) += stacktrace.o +obj-$(CONFIG_BINFMT_ELF) += dump_task.o + +EXTRA_CFLAGS += -Werror diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index d055a3e..f471d24 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -6,8 +6,14 @@ obj-$(CONFIG_CPU_SH2) = sh2/ obj-$(CONFIG_CPU_SH2A) = sh2a/ obj-$(CONFIG_CPU_SH3) = sh3/ obj-$(CONFIG_CPU_SH4) = sh4/ +obj-$(CONFIG_CPU_SH5) = sh5/ + +# Special cases for family ancestry. + obj-$(CONFIG_CPU_SH4A) += sh4a/ +# Common interfaces. + obj-$(CONFIG_UBC_WAKEUP) += ubc.o obj-$(CONFIG_SH_ADC) += adc.o diff --git a/arch/sh/kernel/cpu/init.c b/arch/sh/kernel/cpu/init.c index c217c4b..80a3132 100644 --- a/arch/sh/kernel/cpu/init.c +++ b/arch/sh/kernel/cpu/init.c @@ -13,6 +13,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/mm.h> +#include <linux/log2.h> #include <asm/mmu_context.h> #include <asm/processor.h> #include <asm/uaccess.h> @@ -20,9 +21,12 @@ #include <asm/system.h> #include <asm/cacheflush.h> #include <asm/cache.h> +#include <asm/elf.h> #include <asm/io.h> -#include <asm/ubc.h> #include <asm/smp.h> +#ifdef CONFIG_SUPERH32 +#include <asm/ubc.h> +#endif /* * Generic wrapper for command line arguments to disable on-chip @@ -61,25 +65,12 @@ static void __init speculative_execution_init(void) /* * Generic first-level cache init */ -static void __init cache_init(void) +#ifdef CONFIG_SUPERH32 +static void __uses_jump_to_uncached cache_init(void) { unsigned long ccr, flags; - /* First setup the rest of the I-cache info */ - current_cpu_data.icache.entry_mask = current_cpu_data.icache.way_incr - - current_cpu_data.icache.linesz; - - current_cpu_data.icache.way_size = current_cpu_data.icache.sets * - current_cpu_data.icache.linesz; - - /* And the D-cache too */ - current_cpu_data.dcache.entry_mask = current_cpu_data.dcache.way_incr - - current_cpu_data.dcache.linesz; - - current_cpu_data.dcache.way_size = current_cpu_data.dcache.sets * - current_cpu_data.dcache.linesz; - - jump_to_P2(); + jump_to_uncached(); ccr = ctrl_inl(CCR); /* @@ -156,7 +147,31 @@ static void __init cache_init(void) #endif ctrl_outl(flags, CCR); - back_to_P1(); + back_to_cached(); +} +#else +#define cache_init() do { } while (0) +#endif + +#define CSHAPE(totalsize, linesize, assoc) \ + ((totalsize & ~0xff) | (linesize << 4) | assoc) + +#define CACHE_DESC_SHAPE(desc) \ + CSHAPE((desc).way_size * (desc).ways, ilog2((desc).linesz), (desc).ways) + +static void detect_cache_shape(void) +{ + l1d_cache_shape = CACHE_DESC_SHAPE(current_cpu_data.dcache); + + if (current_cpu_data.dcache.flags & SH_CACHE_COMBINED) + l1i_cache_shape = l1d_cache_shape; + else + l1i_cache_shape = CACHE_DESC_SHAPE(current_cpu_data.icache); + + if (current_cpu_data.flags & CPU_HAS_L2_CACHE) + l2_cache_shape = CACHE_DESC_SHAPE(current_cpu_data.scache); + else + l2_cache_shape = -1; /* No S-cache */ } #ifdef CONFIG_SH_DSP @@ -228,14 +243,32 @@ asmlinkage void __cpuinit sh_cpu_init(void) if (current_cpu_data.type == CPU_SH_NONE) panic("Unknown CPU"); + /* First setup the rest of the I-cache info */ + current_cpu_data.icache.entry_mask = current_cpu_data.icache.way_incr - + current_cpu_data.icache.linesz; + + current_cpu_data.icache.way_size = current_cpu_data.icache.sets * + current_cpu_data.icache.linesz; + + /* And the D-cache too */ + current_cpu_data.dcache.entry_mask = current_cpu_data.dcache.way_incr - + current_cpu_data.dcache.linesz; + + current_cpu_data.dcache.way_size = current_cpu_data.dcache.sets * + current_cpu_data.dcache.linesz; + /* Init the cache */ cache_init(); - if (raw_smp_processor_id() == 0) + if (raw_smp_processor_id() == 0) { shm_align_mask = max_t(unsigned long, current_cpu_data.dcache.way_size - 1, PAGE_SIZE - 1); + /* Boot CPU sets the cache shape */ + detect_cache_shape(); + } + /* Disable the FPU */ if (fpu_disabled) { printk("FPU Disabled\n"); @@ -273,7 +306,10 @@ asmlinkage void __cpuinit sh_cpu_init(void) * like PTRACE_SINGLESTEP or doing hardware watchpoints in GDB. So .. * we wake it up and hope that all is well. */ +#ifdef CONFIG_SUPERH32 if (raw_smp_processor_id() == 0) ubc_wakeup(); +#endif + speculative_execution_init(); } diff --git a/arch/sh/kernel/cpu/irq/Makefile b/arch/sh/kernel/cpu/irq/Makefile index 8da8e17..cc1836e 100644 --- a/arch/sh/kernel/cpu/irq/Makefile +++ b/arch/sh/kernel/cpu/irq/Makefile @@ -1,7 +1,9 @@ # # Makefile for the Linux/SuperH CPU-specifc IRQ handlers. # -obj-y += imask.o intc.o +obj-y += intc.o +obj-$(CONFIG_SUPERH32) += imask.o +obj-$(CONFIG_CPU_SH5) += intc-sh5.o obj-$(CONFIG_CPU_HAS_IPR_IRQ) += ipr.o obj-$(CONFIG_CPU_HAS_MASKREG_IRQ) += maskreg.o diff --git a/arch/sh64/kernel/irq_intc.c b/arch/sh/kernel/cpu/irq/intc-sh5.c index 3b63a93..43ee7a9 100644 --- a/arch/sh64/kernel/irq_intc.c +++ b/arch/sh/kernel/cpu/irq/intc-sh5.c @@ -1,34 +1,27 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. + * arch/sh/kernel/cpu/irq/intc-sh5.c * - * arch/sh64/kernel/irq_intc.c + * Interrupt Controller support for SH5 INTC. * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 Paul Mundt * - * Interrupt Controller support for SH5 INTC. * Per-interrupt selective. IRLM=0 (Fixed priority) is not * supported being useless without a cascaded interrupt * controller. * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/init.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/io.h> #include <linux/kernel.h> -#include <linux/stddef.h> -#include <linux/bitops.h> /* this includes also <asm/registers.h */ - /* which is required to remap register */ - /* names used into __asm__ blocks... */ - -#include <asm/hardware.h> -#include <asm/platform.h> +#include <linux/bitops.h> +#include <asm/cpu/irq.h> #include <asm/page.h> -#include <asm/io.h> -#include <asm/irq.h> /* * Maybe the generic Peripheral block could move to a more @@ -192,7 +185,7 @@ int intc_irq_describe(char* p, int irq) } #endif -void __init init_IRQ(void) +void __init plat_irq_setup(void) { unsigned long long __dummy0, __dummy1=~0x00000000100000f0; unsigned long reg; @@ -251,14 +244,6 @@ void __init init_IRQ(void) } } -#ifdef CONFIG_SH_CAYMAN - { - extern void init_cayman_irq(void); - - init_cayman_irq(); - } -#endif - /* * And now let interrupts come in. * sti() is not enough, we need to diff --git a/arch/sh/kernel/cpu/irq/intc.c b/arch/sh/kernel/cpu/irq/intc.c index 6ac018c..84806b2 100644 --- a/arch/sh/kernel/cpu/irq/intc.c +++ b/arch/sh/kernel/cpu/irq/intc.c @@ -335,31 +335,6 @@ static intc_enum __init intc_grp_id(struct intc_desc *desc, return 0; } -static unsigned int __init intc_prio_value(struct intc_desc *desc, - intc_enum enum_id, int do_grps) -{ - struct intc_prio *p = desc->priorities; - unsigned int i; - - for (i = 0; p && enum_id && i < desc->nr_priorities; i++) { - p = desc->priorities + i; - - if (p->enum_id != enum_id) - continue; - - return p->priority; - } - - if (do_grps) - return intc_prio_value(desc, intc_grp_id(desc, enum_id), 0); - - /* default to the lowest priority possible if no priority is set - * - this needs to be at least 2 for 5-bit priorities on 7780 - */ - - return 2; -} - static unsigned int __init intc_mask_data(struct intc_desc *desc, struct intc_desc_int *d, intc_enum enum_id, int do_grps) @@ -518,8 +493,10 @@ static void __init intc_register_irq(struct intc_desc *desc, handle_level_irq, "level"); set_irq_chip_data(irq, (void *)data[primary]); - /* record the desired priority level */ - intc_prio_level[irq] = intc_prio_value(desc, enum_id, 1); + /* set priority level + * - this needs to be at least 2 for 5-bit priorities on 7780 + */ + intc_prio_level[irq] = 2; /* enable secondary masking method if present */ if (data[!primary]) diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S index ee8f1fe..7a26569 100644 --- a/arch/sh/kernel/cpu/sh2/entry.S +++ b/arch/sh/kernel/cpu/sh2/entry.S @@ -149,6 +149,14 @@ ENTRY(exception_handler) mov #32,r8 cmp/hs r8,r9 bt trap_entry ! 64 > vec >= 32 is trap + +#if defined(CONFIG_SH_FPU) + mov #13,r8 + cmp/eq r8,r9 + bt 10f ! fpu + nop +#endif + mov.l 4f,r8 mov r9,r4 shll2 r9 @@ -158,6 +166,10 @@ ENTRY(exception_handler) cmp/eq r9,r8 bf 3f mov.l 8f,r8 ! unhandled exception +#if defined(CONFIG_SH_FPU) +10: + mov.l 9f, r8 ! unhandled exception +#endif 3: mov.l 5f,r10 jmp @r8 @@ -177,7 +189,10 @@ interrupt_entry: 6: .long ret_from_irq 7: .long do_IRQ 8: .long do_exception_error - +#ifdef CONFIG_SH_FPU +9: .long fpu_error_trap_handler +#endif + trap_entry: mov #0x30,r8 cmp/ge r8,r9 ! vector 0x20-0x2f is systemcall @@ -250,7 +265,7 @@ ENTRY(sh_bios_handler) 1: .long gdb_vbr_vector #endif /* CONFIG_SH_STANDARD_BIOS */ -ENTRY(address_error_handler) +ENTRY(address_error_trap_handler) mov r15,r4 ! regs add #4,r4 mov #OFF_PC,r0 diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c index ec6adc3..b230eb2 100644 --- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c +++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c @@ -65,7 +65,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, groups, - NULL, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); static struct plat_sci_port sci_platform_data[] = { { diff --git a/arch/sh/kernel/cpu/sh2a/Makefile b/arch/sh/kernel/cpu/sh2a/Makefile index 965fa25..b279cdc 100644 --- a/arch/sh/kernel/cpu/sh2a/Makefile +++ b/arch/sh/kernel/cpu/sh2a/Makefile @@ -6,4 +6,8 @@ obj-y := common.o probe.o opcode_helper.o common-y += $(addprefix ../sh2/, ex.o entry.o) +obj-$(CONFIG_SH_FPU) += fpu.o + obj-$(CONFIG_CPU_SUBTYPE_SH7206) += setup-sh7206.o clock-sh7206.o +obj-$(CONFIG_CPU_SUBTYPE_SH7203) += setup-sh7203.o clock-sh7203.o +obj-$(CONFIG_CPU_SUBTYPE_SH7263) += setup-sh7203.o clock-sh7203.o diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7203.c b/arch/sh/kernel/cpu/sh2a/clock-sh7203.c new file mode 100644 index 0000000..3feb95a4 --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7203.c @@ -0,0 +1,89 @@ +/* + * arch/sh/kernel/cpu/sh2a/clock-sh7203.c + * + * SH7203 support for the clock framework + * + * Copyright (C) 2007 Kieran Bingham (MPC-Data Ltd) + * + * Based on clock-sh7263.c + * Copyright (C) 2006 Yoshinori Sato + * + * Based on clock-sh4.c + * Copyright (C) 2005 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <asm/clock.h> +#include <asm/freq.h> +#include <asm/io.h> + +const static int pll1rate[]={8,12,16,0}; +const static int pfc_divisors[]={1,2,3,4,6,8,12}; +#define ifc_divisors pfc_divisors + +#if (CONFIG_SH_CLK_MD == 0) +#define PLL2 (1) +#elif (CONFIG_SH_CLK_MD == 1) +#define PLL2 (2) +#elif (CONFIG_SH_CLK_MD == 2) +#define PLL2 (4) +#elif (CONFIG_SH_CLK_MD == 3) +#define PLL2 (4) +#else +#error "Illegal Clock Mode!" +#endif + +static void master_clk_init(struct clk *clk) +{ + clk->rate *= pll1rate[(ctrl_inw(FREQCR) >> 8) & 0x0003] * PLL2 ; +} + +static struct clk_ops sh7203_master_clk_ops = { + .init = master_clk_init, +}; + +static void module_clk_recalc(struct clk *clk) +{ + int idx = (ctrl_inw(FREQCR) & 0x0007); + clk->rate = clk->parent->rate / pfc_divisors[idx]; +} + +static struct clk_ops sh7203_module_clk_ops = { + .recalc = module_clk_recalc, +}; + +static void bus_clk_recalc(struct clk *clk) +{ + int idx = (ctrl_inw(FREQCR) & 0x0007); + clk->rate = clk->parent->rate / pfc_divisors[idx-2]; +} + +static struct clk_ops sh7203_bus_clk_ops = { + .recalc = bus_clk_recalc, +}; + +static void cpu_clk_recalc(struct clk *clk) +{ + clk->rate = clk->parent->rate; +} + +static struct clk_ops sh7203_cpu_clk_ops = { + .recalc = cpu_clk_recalc, +}; + +static struct clk_ops *sh7203_clk_ops[] = { + &sh7203_master_clk_ops, + &sh7203_module_clk_ops, + &sh7203_bus_clk_ops, + &sh7203_cpu_clk_ops, +}; + +void __init arch_init_clk_ops(struct clk_ops **ops, int idx) +{ + if (idx < ARRAY_SIZE(sh7203_clk_ops)) + *ops = sh7203_clk_ops[idx]; +} diff --git a/arch/sh/kernel/cpu/sh2a/fpu.c b/arch/sh/kernel/cpu/sh2a/fpu.c new file mode 100644 index 0000000..ff99562 --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/fpu.c @@ -0,0 +1,633 @@ +/* + * Save/restore floating point context for signal handlers. + * + * Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * FIXME! These routines can be optimized in big endian case. + */ +#include <linux/sched.h> +#include <linux/signal.h> +#include <asm/processor.h> +#include <asm/io.h> + +/* The PR (precision) bit in the FP Status Register must be clear when + * an frchg instruction is executed, otherwise the instruction is undefined. + * Executing frchg with PR set causes a trap on some SH4 implementations. + */ + +#define FPSCR_RCHG 0x00000000 + + +/* + * Save FPU registers onto task structure. + * Assume called with FPU enabled (SR.FD=0). + */ +void +save_fpu(struct task_struct *tsk, struct pt_regs *regs) +{ + unsigned long dummy; + + clear_tsk_thread_flag(tsk, TIF_USEDFPU); + enable_fpu(); + asm volatile("sts.l fpul, @-%0\n\t" + "sts.l fpscr, @-%0\n\t" + "fmov.s fr15, @-%0\n\t" + "fmov.s fr14, @-%0\n\t" + "fmov.s fr13, @-%0\n\t" + "fmov.s fr12, @-%0\n\t" + "fmov.s fr11, @-%0\n\t" + "fmov.s fr10, @-%0\n\t" + "fmov.s fr9, @-%0\n\t" + "fmov.s fr8, @-%0\n\t" + "fmov.s fr7, @-%0\n\t" + "fmov.s fr6, @-%0\n\t" + "fmov.s fr5, @-%0\n\t" + "fmov.s fr4, @-%0\n\t" + "fmov.s fr3, @-%0\n\t" + "fmov.s fr2, @-%0\n\t" + "fmov.s fr1, @-%0\n\t" + "fmov.s fr0, @-%0\n\t" + "lds %3, fpscr\n\t" + : "=r" (dummy) + : "0" ((char *)(&tsk->thread.fpu.hard.status)), + "r" (FPSCR_RCHG), + "r" (FPSCR_INIT) + : "memory"); + + disable_fpu(); + release_fpu(regs); +} + +static void +restore_fpu(struct task_struct *tsk) +{ + unsigned long dummy; + + enable_fpu(); + asm volatile("fmov.s @%0+, fr0\n\t" + "fmov.s @%0+, fr1\n\t" + "fmov.s @%0+, fr2\n\t" + "fmov.s @%0+, fr3\n\t" + "fmov.s @%0+, fr4\n\t" + "fmov.s @%0+, fr5\n\t" + "fmov.s @%0+, fr6\n\t" + "fmov.s @%0+, fr7\n\t" + "fmov.s @%0+, fr8\n\t" + "fmov.s @%0+, fr9\n\t" + "fmov.s @%0+, fr10\n\t" + "fmov.s @%0+, fr11\n\t" + "fmov.s @%0+, fr12\n\t" + "fmov.s @%0+, fr13\n\t" + "fmov.s @%0+, fr14\n\t" + "fmov.s @%0+, fr15\n\t" + "lds.l @%0+, fpscr\n\t" + "lds.l @%0+, fpul\n\t" + : "=r" (dummy) + : "0" (&tsk->thread.fpu), "r" (FPSCR_RCHG) + : "memory"); + disable_fpu(); +} + +/* + * Load the FPU with signalling NANS. This bit pattern we're using + * has the property that no matter wether considered as single or as + * double precission represents signaling NANS. + */ + +static void +fpu_init(void) +{ + enable_fpu(); + asm volatile("lds %0, fpul\n\t" + "fsts fpul, fr0\n\t" + "fsts fpul, fr1\n\t" + "fsts fpul, fr2\n\t" + "fsts fpul, fr3\n\t" + "fsts fpul, fr4\n\t" + "fsts fpul, fr5\n\t" + "fsts fpul, fr6\n\t" + "fsts fpul, fr7\n\t" + "fsts fpul, fr8\n\t" + "fsts fpul, fr9\n\t" + "fsts fpul, fr10\n\t" + "fsts fpul, fr11\n\t" + "fsts fpul, fr12\n\t" + "fsts fpul, fr13\n\t" + "fsts fpul, fr14\n\t" + "fsts fpul, fr15\n\t" + "lds %2, fpscr\n\t" + : /* no output */ + : "r" (0), "r" (FPSCR_RCHG), "r" (FPSCR_INIT)); + disable_fpu(); +} + +/* + * Emulate arithmetic ops on denormalized number for some FPU insns. + */ + +/* denormalized float * float */ +static int denormal_mulf(int hx, int hy) +{ + unsigned int ix, iy; + unsigned long long m, n; + int exp, w; + + ix = hx & 0x7fffffff; + iy = hy & 0x7fffffff; + if (iy < 0x00800000 || ix == 0) + return ((hx ^ hy) & 0x80000000); + + exp = (iy & 0x7f800000) >> 23; + ix &= 0x007fffff; + iy = (iy & 0x007fffff) | 0x00800000; + m = (unsigned long long)ix * iy; + n = m; + w = -1; + while (n) { n >>= 1; w++; } + + /* FIXME: use guard bits */ + exp += w - 126 - 46; + if (exp > 0) + ix = ((int) (m >> (w - 23)) & 0x007fffff) | (exp << 23); + else if (exp + 22 >= 0) + ix = (int) (m >> (w - 22 - exp)) & 0x007fffff; + else + ix = 0; + + ix |= (hx ^ hy) & 0x80000000; + return ix; +} + +/* denormalized double * double */ +static void mult64(unsigned long long x, unsigned long long y, + unsigned long long *highp, unsigned long long *lowp) +{ + unsigned long long sub0, sub1, sub2, sub3; + unsigned long long high, low; + + sub0 = (x >> 32) * (unsigned long) (y >> 32); + sub1 = (x & 0xffffffffLL) * (unsigned long) (y >> 32); + sub2 = (x >> 32) * (unsigned long) (y & 0xffffffffLL); + sub3 = (x & 0xffffffffLL) * (unsigned long) (y & 0xffffffffLL); + low = sub3; + high = 0LL; + sub3 += (sub1 << 32); + if (low > sub3) + high++; + low = sub3; + sub3 += (sub2 << 32); + if (low > sub3) + high++; + low = sub3; + high += (sub1 >> 32) + (sub2 >> 32); + high += sub0; + *lowp = low; + *highp = high; +} + +static inline long long rshift64(unsigned long long mh, + unsigned long long ml, int n) +{ + if (n >= 64) + return mh >> (n - 64); + return (mh << (64 - n)) | (ml >> n); +} + +static long long denormal_muld(long long hx, long long hy) +{ + unsigned long long ix, iy; + unsigned long long mh, ml, nh, nl; + int exp, w; + + ix = hx & 0x7fffffffffffffffLL; + iy = hy & 0x7fffffffffffffffLL; + if (iy < 0x0010000000000000LL || ix == 0) + return ((hx ^ hy) & 0x8000000000000000LL); + + exp = (iy & 0x7ff0000000000000LL) >> 52; + ix &= 0x000fffffffffffffLL; + iy = (iy & 0x000fffffffffffffLL) | 0x0010000000000000LL; + mult64(ix, iy, &mh, &ml); + nh = mh; + nl = ml; + w = -1; + if (nh) { + while (nh) { nh >>= 1; w++;} + w += 64; + } else + while (nl) { nl >>= 1; w++;} + + /* FIXME: use guard bits */ + exp += w - 1022 - 52 * 2; + if (exp > 0) + ix = (rshift64(mh, ml, w - 52) & 0x000fffffffffffffLL) + | ((long long)exp << 52); + else if (exp + 51 >= 0) + ix = rshift64(mh, ml, w - 51 - exp) & 0x000fffffffffffffLL; + else + ix = 0; + + ix |= (hx ^ hy) & 0x8000000000000000LL; + return ix; +} + +/* ix - iy where iy: denormal and ix, iy >= 0 */ +static int denormal_subf1(unsigned int ix, unsigned int iy) +{ + int frac; + int exp; + + if (ix < 0x00800000) + return ix - iy; + + exp = (ix & 0x7f800000) >> 23; + if (exp - 1 > 31) + return ix; + iy >>= exp - 1; + if (iy == 0) + return ix; + + frac = (ix & 0x007fffff) | 0x00800000; + frac -= iy; + while (frac < 0x00800000) { + if (--exp == 0) + return frac; + frac <<= 1; + } + + return (exp << 23) | (frac & 0x007fffff); +} + +/* ix + iy where iy: denormal and ix, iy >= 0 */ +static int denormal_addf1(unsigned int ix, unsigned int iy) +{ + int frac; + int exp; + + if (ix < 0x00800000) + return ix + iy; + + exp = (ix & 0x7f800000) >> 23; + if (exp - 1 > 31) + return ix; + iy >>= exp - 1; + if (iy == 0) + return ix; + + frac = (ix & 0x007fffff) | 0x00800000; + frac += iy; + if (frac >= 0x01000000) { + frac >>= 1; + ++exp; + } + + return (exp << 23) | (frac & 0x007fffff); +} + +static int denormal_addf(int hx, int hy) +{ + unsigned int ix, iy; + int sign; + + if ((hx ^ hy) & 0x80000000) { + sign = hx & 0x80000000; + ix = hx & 0x7fffffff; + iy = hy & 0x7fffffff; + if (iy < 0x00800000) { + ix = denormal_subf1(ix, iy); + if (ix < 0) { + ix = -ix; + sign ^= 0x80000000; + } + } else { + ix = denormal_subf1(iy, ix); + sign ^= 0x80000000; + } + } else { + sign = hx & 0x80000000; + ix = hx & 0x7fffffff; + iy = hy & 0x7fffffff; + if (iy < 0x00800000) + ix = denormal_addf1(ix, iy); + else + ix = denormal_addf1(iy, ix); + } + + return sign | ix; +} + +/* ix - iy where iy: denormal and ix, iy >= 0 */ +static long long denormal_subd1(unsigned long long ix, unsigned long long iy) +{ + long long frac; + int exp; + + if (ix < 0x0010000000000000LL) + return ix - iy; + + exp = (ix & 0x7ff0000000000000LL) >> 52; + if (exp - 1 > 63) + return ix; + iy >>= exp - 1; + if (iy == 0) + return ix; + + frac = (ix & 0x000fffffffffffffLL) | 0x0010000000000000LL; + frac -= iy; + while (frac < 0x0010000000000000LL) { + if (--exp == 0) + return frac; + frac <<= 1; + } + + return ((long long)exp << 52) | (frac & 0x000fffffffffffffLL); +} + +/* ix + iy where iy: denormal and ix, iy >= 0 */ +static long long denormal_addd1(unsigned long long ix, unsigned long long iy) +{ + long long frac; + long long exp; + + if (ix < 0x0010000000000000LL) + return ix + iy; + + exp = (ix & 0x7ff0000000000000LL) >> 52; + if (exp - 1 > 63) + return ix; + iy >>= exp - 1; + if (iy == 0) + return ix; + + frac = (ix & 0x000fffffffffffffLL) | 0x0010000000000000LL; + frac += iy; + if (frac >= 0x0020000000000000LL) { + frac >>= 1; + ++exp; + } + + return (exp << 52) | (frac & 0x000fffffffffffffLL); +} + +static long long denormal_addd(long long hx, long long hy) +{ + unsigned long long ix, iy; + long long sign; + + if ((hx ^ hy) & 0x8000000000000000LL) { + sign = hx & 0x8000000000000000LL; + ix = hx & 0x7fffffffffffffffLL; + iy = hy & 0x7fffffffffffffffLL; + if (iy < 0x0010000000000000LL) { + ix = denormal_subd1(ix, iy); + if (ix < 0) { + ix = -ix; + sign ^= 0x8000000000000000LL; + } + } else { + ix = denormal_subd1(iy, ix); + sign ^= 0x8000000000000000LL; + } + } else { + sign = hx & 0x8000000000000000LL; + ix = hx & 0x7fffffffffffffffLL; + iy = hy & 0x7fffffffffffffffLL; + if (iy < 0x0010000000000000LL) + ix = denormal_addd1(ix, iy); + else + ix = denormal_addd1(iy, ix); + } + + return sign | ix; +} + +/** + * denormal_to_double - Given denormalized float number, + * store double float + * + * @fpu: Pointer to sh_fpu_hard structure + * @n: Index to FP register + */ +static void +denormal_to_double (struct sh_fpu_hard_struct *fpu, int n) +{ + unsigned long du, dl; + unsigned long x = fpu->fpul; + int exp = 1023 - 126; + + if (x != 0 && (x & 0x7f800000) == 0) { + du = (x & 0x80000000); + while ((x & 0x00800000) == 0) { + x <<= 1; + exp--; + } + x &= 0x007fffff; + du |= (exp << 20) | (x >> 3); + dl = x << 29; + + fpu->fp_regs[n] = du; + fpu->fp_regs[n+1] = dl; + } +} + +/** + * ieee_fpe_handler - Handle denormalized number exception + * + * @regs: Pointer to register structure + * + * Returns 1 when it's handled (should not cause exception). + */ +static int +ieee_fpe_handler (struct pt_regs *regs) +{ + unsigned short insn = *(unsigned short *) regs->pc; + unsigned short finsn; + unsigned long nextpc; + int nib[4] = { + (insn >> 12) & 0xf, + (insn >> 8) & 0xf, + (insn >> 4) & 0xf, + insn & 0xf}; + + if (nib[0] == 0xb || + (nib[0] == 0x4 && nib[2] == 0x0 && nib[3] == 0xb)) /* bsr & jsr */ + regs->pr = regs->pc + 4; + if (nib[0] == 0xa || nib[0] == 0xb) { /* bra & bsr */ + nextpc = regs->pc + 4 + ((short) ((insn & 0xfff) << 4) >> 3); + finsn = *(unsigned short *) (regs->pc + 2); + } else if (nib[0] == 0x8 && nib[1] == 0xd) { /* bt/s */ + if (regs->sr & 1) + nextpc = regs->pc + 4 + ((char) (insn & 0xff) << 1); + else + nextpc = regs->pc + 4; + finsn = *(unsigned short *) (regs->pc + 2); + } else if (nib[0] == 0x8 && nib[1] == 0xf) { /* bf/s */ + if (regs->sr & 1) + nextpc = regs->pc + 4; + else + nextpc = regs->pc + 4 + ((char) (insn & 0xff) << 1); + finsn = *(unsigned short *) (regs->pc + 2); + } else if (nib[0] == 0x4 && nib[3] == 0xb && + (nib[2] == 0x0 || nib[2] == 0x2)) { /* jmp & jsr */ + nextpc = regs->regs[nib[1]]; + finsn = *(unsigned short *) (regs->pc + 2); + } else if (nib[0] == 0x0 && nib[3] == 0x3 && + (nib[2] == 0x0 || nib[2] == 0x2)) { /* braf & bsrf */ + nextpc = regs->pc + 4 + regs->regs[nib[1]]; + finsn = *(unsigned short *) (regs->pc + 2); + } else if (insn == 0x000b) { /* rts */ + nextpc = regs->pr; + finsn = *(unsigned short *) (regs->pc + 2); + } else { + nextpc = regs->pc + 2; + finsn = insn; + } + +#define FPSCR_FPU_ERROR (1 << 17) + + if ((finsn & 0xf1ff) == 0xf0ad) { /* fcnvsd */ + struct task_struct *tsk = current; + + if ((tsk->thread.fpu.hard.fpscr & FPSCR_FPU_ERROR)) { + /* FPU error */ + denormal_to_double (&tsk->thread.fpu.hard, + (finsn >> 8) & 0xf); + } else + return 0; + + regs->pc = nextpc; + return 1; + } else if ((finsn & 0xf00f) == 0xf002) { /* fmul */ + struct task_struct *tsk = current; + int fpscr; + int n, m, prec; + unsigned int hx, hy; + + n = (finsn >> 8) & 0xf; + m = (finsn >> 4) & 0xf; + hx = tsk->thread.fpu.hard.fp_regs[n]; + hy = tsk->thread.fpu.hard.fp_regs[m]; + fpscr = tsk->thread.fpu.hard.fpscr; + prec = fpscr & (1 << 19); + + if ((fpscr & FPSCR_FPU_ERROR) + && (prec && ((hx & 0x7fffffff) < 0x00100000 + || (hy & 0x7fffffff) < 0x00100000))) { + long long llx, lly; + + /* FPU error because of denormal */ + llx = ((long long) hx << 32) + | tsk->thread.fpu.hard.fp_regs[n+1]; + lly = ((long long) hy << 32) + | tsk->thread.fpu.hard.fp_regs[m+1]; + if ((hx & 0x7fffffff) >= 0x00100000) + llx = denormal_muld(lly, llx); + else + llx = denormal_muld(llx, lly); + tsk->thread.fpu.hard.fp_regs[n] = llx >> 32; + tsk->thread.fpu.hard.fp_regs[n+1] = llx & 0xffffffff; + } else if ((fpscr & FPSCR_FPU_ERROR) + && (!prec && ((hx & 0x7fffffff) < 0x00800000 + || (hy & 0x7fffffff) < 0x00800000))) { + /* FPU error because of denormal */ + if ((hx & 0x7fffffff) >= 0x00800000) + hx = denormal_mulf(hy, hx); + else + hx = denormal_mulf(hx, hy); + tsk->thread.fpu.hard.fp_regs[n] = hx; + } else + return 0; + + regs->pc = nextpc; + return 1; + } else if ((finsn & 0xf00e) == 0xf000) { /* fadd, fsub */ + struct task_struct *tsk = current; + int fpscr; + int n, m, prec; + unsigned int hx, hy; + + n = (finsn >> 8) & 0xf; + m = (finsn >> 4) & 0xf; + hx = tsk->thread.fpu.hard.fp_regs[n]; + hy = tsk->thread.fpu.hard.fp_regs[m]; + fpscr = tsk->thread.fpu.hard.fpscr; + prec = fpscr & (1 << 19); + + if ((fpscr & FPSCR_FPU_ERROR) + && (prec && ((hx & 0x7fffffff) < 0x00100000 + || (hy & 0x7fffffff) < 0x00100000))) { + long long llx, lly; + + /* FPU error because of denormal */ + llx = ((long long) hx << 32) + | tsk->thread.fpu.hard.fp_regs[n+1]; + lly = ((long long) hy << 32) + | tsk->thread.fpu.hard.fp_regs[m+1]; + if ((finsn & 0xf00f) == 0xf000) + llx = denormal_addd(llx, lly); + else + llx = denormal_addd(llx, lly ^ (1LL << 63)); + tsk->thread.fpu.hard.fp_regs[n] = llx >> 32; + tsk->thread.fpu.hard.fp_regs[n+1] = llx & 0xffffffff; + } else if ((fpscr & FPSCR_FPU_ERROR) + && (!prec && ((hx & 0x7fffffff) < 0x00800000 + || (hy & 0x7fffffff) < 0x00800000))) { + /* FPU error because of denormal */ + if ((finsn & 0xf00f) == 0xf000) + hx = denormal_addf(hx, hy); + else + hx = denormal_addf(hx, hy ^ 0x80000000); + tsk->thread.fpu.hard.fp_regs[n] = hx; + } else + return 0; + + regs->pc = nextpc; + return 1; + } + + return 0; +} + +BUILD_TRAP_HANDLER(fpu_error) +{ + struct task_struct *tsk = current; + TRAP_HANDLER_DECL; + + save_fpu(tsk, regs); + if (ieee_fpe_handler(regs)) { + tsk->thread.fpu.hard.fpscr &= + ~(FPSCR_CAUSE_MASK | FPSCR_FLAG_MASK); + grab_fpu(regs); + restore_fpu(tsk); + set_tsk_thread_flag(tsk, TIF_USEDFPU); + return; + } + + force_sig(SIGFPE, tsk); +} + +BUILD_TRAP_HANDLER(fpu_state_restore) +{ + struct task_struct *tsk = current; + TRAP_HANDLER_DECL; + + grab_fpu(regs); + if (!user_mode(regs)) { + printk(KERN_ERR "BUG: FPU is used in kernel mode.\n"); + return; + } + + if (used_math()) { + /* Using the FPU again. */ + restore_fpu(tsk); + } else { + /* First time FPU user. */ + fpu_init(); + set_used_math(); + } + set_tsk_thread_flag(tsk, TIF_USEDFPU); +} diff --git a/arch/sh/kernel/cpu/sh2a/probe.c b/arch/sh/kernel/cpu/sh2a/probe.c index 6d02465..6910e26 100644 --- a/arch/sh/kernel/cpu/sh2a/probe.c +++ b/arch/sh/kernel/cpu/sh2a/probe.c @@ -3,25 +3,36 @@ * * CPU Subtype Probing for SH-2A. * - * Copyright (C) 2004, 2005 Paul Mundt + * Copyright (C) 2004 - 2007 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ - #include <linux/init.h> #include <asm/processor.h> #include <asm/cache.h> int __init detect_cpu_and_cache_system(void) { - /* Just SH7206 for now .. */ - boot_cpu_data.type = CPU_SH7206; + /* All SH-2A CPUs have support for 16 and 32-bit opcodes.. */ boot_cpu_data.flags |= CPU_HAS_OP32; +#if defined(CONFIG_CPU_SUBTYPE_SH7203) + boot_cpu_data.type = CPU_SH7203; + /* SH7203 has an FPU.. */ + boot_cpu_data.flags |= CPU_HAS_FPU; +#elif defined(CONFIG_CPU_SUBTYPE_SH7263) + boot_cpu_data.type = CPU_SH7263; + boot_cpu_data.flags |= CPU_HAS_FPU; +#elif defined(CONFIG_CPU_SUBTYPE_SH7206) + boot_cpu_data.type = CPU_SH7206; + /* While SH7206 has a DSP.. */ + boot_cpu_data.flags |= CPU_HAS_DSP; +#endif + boot_cpu_data.dcache.ways = 4; - boot_cpu_data.dcache.way_incr = (1 << 11); + boot_cpu_data.dcache.way_incr = (1 << 11); boot_cpu_data.dcache.sets = 128; boot_cpu_data.dcache.entry_shift = 4; boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; @@ -37,4 +48,3 @@ int __init detect_cpu_and_cache_system(void) return 0; } - diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c new file mode 100644 index 0000000..db6ef5c --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c @@ -0,0 +1,319 @@ +/* + * SH7203 and SH7263 Setup + * + * Copyright (C) 2007 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/platform_device.h> +#include <linux/init.h> +#include <linux/serial.h> +#include <asm/sci.h> + +enum { + UNUSED = 0, + + /* interrupt sources */ + IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, + PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7, + DMAC0_DEI, DMAC0_HEI, DMAC1_DEI, DMAC1_HEI, + DMAC2_DEI, DMAC2_HEI, DMAC3_DEI, DMAC3_HEI, + DMAC4_DEI, DMAC4_HEI, DMAC5_DEI, DMAC5_HEI, + DMAC6_DEI, DMAC6_HEI, DMAC7_DEI, DMAC7_HEI, + USB, LCDC, CMT0, CMT1, BSC, WDT, + MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D, + MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F, + MTU2_TGI1A, MTU2_TGI1B, MTU2_TCI1V, MTU2_TCI1U, + MTU2_TGI2A, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U, + MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D, MTU2_TCI3V, + MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D, MTU2_TCI4V, + ADC_ADI, + IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI, IIC30_TEI, + IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI, IIC31_TEI, + IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI, IIC32_TEI, + IIC33_STPI, IIC33_NAKI, IIC33_RXI, IIC33_TXI, IIC33_TEI, + SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI, + SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI, + SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI, + SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI, + SSU0_SSERI, SSU0_SSRXI, SSU0_SSTXI, + SSU1_SSERI, SSU1_SSRXI, SSU1_SSTXI, + SSI0_SSII, SSI1_SSII, SSI2_SSII, SSI3_SSII, + + /* ROM-DEC, SDHI, SRC, and IEB are SH7263 specific */ + ROMDEC_ISY, ROMDEC_IERR, ROMDEC_IARG, ROMDEC_ISEC, ROMDEC_IBUF, + ROMDEC_IREADY, + + FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I, + + SDHI3, SDHI0, SDHI1, + + RTC_ARM, RTC_PRD, RTC_CUP, + RCAN0_ERS, RCAN0_OVR, RCAN0_RM0, RCAN0_RM1, RCAN0_SLE, + RCAN1_ERS, RCAN1_OVR, RCAN1_RM0, RCAN1_RM1, RCAN1_SLE, + + SRC_OVF, SRC_ODFI, SRC_IDEI, IEBI, + + /* interrupt groups */ + PINT, DMAC0, DMAC1, DMAC2, DMAC3, DMAC4, DMAC5, DMAC6, DMAC7, + MTU0_ABCD, MTU0_VEF, MTU1_AB, MTU1_VU, MTU2_AB, MTU2_VU, + MTU3_ABCD, MTU4_ABCD, + IIC30, IIC31, IIC32, IIC33, SCIF0, SCIF1, SCIF2, SCIF3, + SSU0, SSU1, ROMDEC, SDHI, FLCTL, RTC, RCAN0, RCAN1, SRC +}; + +static struct intc_vect vectors[] __initdata = { + INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65), + INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67), + INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69), + INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71), + INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81), + INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83), + INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85), + INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87), + INTC_IRQ(DMAC0_DEI, 108), INTC_IRQ(DMAC0_HEI, 109), + INTC_IRQ(DMAC1_DEI, 112), INTC_IRQ(DMAC1_HEI, 113), + INTC_IRQ(DMAC2_DEI, 116), INTC_IRQ(DMAC2_HEI, 117), + INTC_IRQ(DMAC3_DEI, 120), INTC_IRQ(DMAC3_HEI, 121), + INTC_IRQ(DMAC4_DEI, 124), INTC_IRQ(DMAC4_HEI, 125), + INTC_IRQ(DMAC5_DEI, 128), INTC_IRQ(DMAC5_HEI, 129), + INTC_IRQ(DMAC6_DEI, 132), INTC_IRQ(DMAC6_HEI, 133), + INTC_IRQ(DMAC7_DEI, 136), INTC_IRQ(DMAC7_HEI, 137), + INTC_IRQ(USB, 140), INTC_IRQ(LCDC, 141), + INTC_IRQ(CMT0, 142), INTC_IRQ(CMT1, 143), + INTC_IRQ(BSC, 144), INTC_IRQ(WDT, 145), + INTC_IRQ(MTU2_TGI0A, 146), INTC_IRQ(MTU2_TGI0B, 147), + INTC_IRQ(MTU2_TGI0C, 148), INTC_IRQ(MTU2_TGI0D, 149), + INTC_IRQ(MTU2_TCI0V, 150), + INTC_IRQ(MTU2_TGI0E, 151), INTC_IRQ(MTU2_TGI0F, 152), + INTC_IRQ(MTU2_TGI1A, 153), INTC_IRQ(MTU2_TGI1B, 154), + INTC_IRQ(MTU2_TCI1V, 155), INTC_IRQ(MTU2_TCI1U, 156), + INTC_IRQ(MTU2_TGI2A, 157), INTC_IRQ(MTU2_TGI2B, 158), + INTC_IRQ(MTU2_TCI2V, 159), INTC_IRQ(MTU2_TCI2U, 160), + INTC_IRQ(MTU2_TGI3A, 161), INTC_IRQ(MTU2_TGI3B, 162), + INTC_IRQ(MTU2_TGI3C, 163), INTC_IRQ(MTU2_TGI3D, 164), + INTC_IRQ(MTU2_TCI3V, 165), + INTC_IRQ(MTU2_TGI4A, 166), INTC_IRQ(MTU2_TGI4B, 167), + INTC_IRQ(MTU2_TGI4C, 168), INTC_IRQ(MTU2_TGI4D, 169), + INTC_IRQ(MTU2_TCI4V, 170), + INTC_IRQ(ADC_ADI, 171), + INTC_IRQ(IIC30_STPI, 172), INTC_IRQ(IIC30_NAKI, 173), + INTC_IRQ(IIC30_RXI, 174), INTC_IRQ(IIC30_TXI, 175), + INTC_IRQ(IIC30_TEI, 176), + INTC_IRQ(IIC31_STPI, 177), INTC_IRQ(IIC31_NAKI, 178), + INTC_IRQ(IIC31_RXI, 179), INTC_IRQ(IIC31_TXI, 180), + INTC_IRQ(IIC31_TEI, 181), + INTC_IRQ(IIC32_STPI, 182), INTC_IRQ(IIC32_NAKI, 183), + INTC_IRQ(IIC32_RXI, 184), INTC_IRQ(IIC32_TXI, 185), + INTC_IRQ(IIC32_TEI, 186), + INTC_IRQ(IIC33_STPI, 187), INTC_IRQ(IIC33_NAKI, 188), + INTC_IRQ(IIC33_RXI, 189), INTC_IRQ(IIC33_TXI, 190), + INTC_IRQ(IIC33_TEI, 191), + INTC_IRQ(SCIF0_BRI, 192), INTC_IRQ(SCIF0_ERI, 193), + INTC_IRQ(SCIF0_RXI, 194), INTC_IRQ(SCIF0_TXI, 195), + INTC_IRQ(SCIF1_BRI, 196), INTC_IRQ(SCIF1_ERI, 197), + INTC_IRQ(SCIF1_RXI, 198), INTC_IRQ(SCIF1_TXI, 199), + INTC_IRQ(SCIF2_BRI, 200), INTC_IRQ(SCIF2_ERI, 201), + INTC_IRQ(SCIF2_RXI, 202), INTC_IRQ(SCIF2_TXI, 203), + INTC_IRQ(SCIF3_BRI, 204), INTC_IRQ(SCIF3_ERI, 205), + INTC_IRQ(SCIF3_RXI, 206), INTC_IRQ(SCIF3_TXI, 207), + INTC_IRQ(SSU0_SSERI, 208), INTC_IRQ(SSU0_SSRXI, 209), + INTC_IRQ(SSU0_SSTXI, 210), + INTC_IRQ(SSU1_SSERI, 211), INTC_IRQ(SSU1_SSRXI, 212), + INTC_IRQ(SSU1_SSTXI, 213), + INTC_IRQ(SSI0_SSII, 214), INTC_IRQ(SSI1_SSII, 215), + INTC_IRQ(SSI2_SSII, 216), INTC_IRQ(SSI3_SSII, 217), + INTC_IRQ(FLCTL_FLSTEI, 224), INTC_IRQ(FLCTL_FLTENDI, 225), + INTC_IRQ(FLCTL_FLTREQ0I, 226), INTC_IRQ(FLCTL_FLTREQ1I, 227), + INTC_IRQ(RTC_ARM, 231), INTC_IRQ(RTC_PRD, 232), + INTC_IRQ(RTC_CUP, 233), + INTC_IRQ(RCAN0_ERS, 234), INTC_IRQ(RCAN0_OVR, 235), + INTC_IRQ(RCAN0_RM0, 236), INTC_IRQ(RCAN0_RM1, 237), + INTC_IRQ(RCAN0_SLE, 238), + INTC_IRQ(RCAN1_ERS, 239), INTC_IRQ(RCAN1_OVR, 240), + INTC_IRQ(RCAN1_RM0, 241), INTC_IRQ(RCAN1_RM1, 242), + INTC_IRQ(RCAN1_SLE, 243), + + /* SH7263-specific trash */ +#ifdef CONFIG_CPU_SUBTYPE_SH7263 + INTC_IRQ(ROMDEC_ISY, 218), INTC_IRQ(ROMDEC_IERR, 219), + INTC_IRQ(ROMDEC_IARG, 220), INTC_IRQ(ROMDEC_ISEC, 221), + INTC_IRQ(ROMDEC_IBUF, 222), INTC_IRQ(ROMDEC_IREADY, 223), + + INTC_IRQ(SDHI3, 228), INTC_IRQ(SDHI0, 229), INTC_IRQ(SDHI1, 230), + + INTC_IRQ(SRC_OVF, 244), INTC_IRQ(SRC_ODFI, 245), + INTC_IRQ(SRC_IDEI, 246), + + INTC_IRQ(IEBI, 247), +#endif +}; + +static struct intc_group groups[] __initdata = { + INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3, + PINT4, PINT5, PINT6, PINT7), + INTC_GROUP(DMAC0, DMAC0_DEI, DMAC0_HEI), + INTC_GROUP(DMAC1, DMAC1_DEI, DMAC1_HEI), + INTC_GROUP(DMAC2, DMAC2_DEI, DMAC2_HEI), + INTC_GROUP(DMAC3, DMAC3_DEI, DMAC3_HEI), + INTC_GROUP(DMAC4, DMAC4_DEI, DMAC4_HEI), + INTC_GROUP(DMAC5, DMAC5_DEI, DMAC5_HEI), + INTC_GROUP(DMAC6, DMAC6_DEI, DMAC6_HEI), + INTC_GROUP(DMAC7, DMAC7_DEI, DMAC7_HEI), + INTC_GROUP(MTU0_ABCD, MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D), + INTC_GROUP(MTU0_VEF, MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F), + INTC_GROUP(MTU1_AB, MTU2_TGI1A, MTU2_TGI1B), + INTC_GROUP(MTU1_VU, MTU2_TCI1V, MTU2_TCI1U), + INTC_GROUP(MTU2_AB, MTU2_TGI2A, MTU2_TGI2B), + INTC_GROUP(MTU2_VU, MTU2_TCI2V, MTU2_TCI2U), + INTC_GROUP(MTU3_ABCD, MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D), + INTC_GROUP(MTU4_ABCD, MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D), + INTC_GROUP(IIC30, IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI, + IIC30_TEI), + INTC_GROUP(IIC31, IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI, + IIC31_TEI), + INTC_GROUP(IIC32, IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI, + IIC32_TEI), + INTC_GROUP(IIC33, IIC33_STPI, IIC33_NAKI, IIC33_RXI, IIC33_TXI, + IIC33_TEI), + INTC_GROUP(SCIF0, SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI), + INTC_GROUP(SCIF1, SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI), + INTC_GROUP(SCIF2, SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI), + INTC_GROUP(SCIF3, SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI), + INTC_GROUP(SSU0, SSU0_SSERI, SSU0_SSRXI, SSU0_SSTXI), + INTC_GROUP(SSU1, SSU1_SSERI, SSU1_SSRXI, SSU1_SSTXI), + INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, + FLCTL_FLTREQ1I), + INTC_GROUP(RTC, RTC_ARM, RTC_PRD, RTC_CUP), + INTC_GROUP(RCAN0, RCAN0_ERS, RCAN0_OVR, RCAN0_RM0, RCAN0_RM1, + RCAN0_SLE), + INTC_GROUP(RCAN1, RCAN1_ERS, RCAN1_OVR, RCAN1_RM0, RCAN1_RM1, + RCAN1_SLE), + +#ifdef CONFIG_CPU_SUBTYPE_SH7263 + INTC_GROUP(ROMDEC, ROMDEC_ISY, ROMDEC_IERR, ROMDEC_IARG, + ROMDEC_ISEC, ROMDEC_IBUF, ROMDEC_IREADY), + INTC_GROUP(SDHI, SDHI3, SDHI0, SDHI1), + INTC_GROUP(SRC, SRC_OVF, SRC_ODFI, SRC_IDEI), +#endif +}; + +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xfffe0818, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, + { 0xfffe081a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, + { 0xfffe0820, 0, 16, 4, /* IPR05 */ { PINT, 0, 0, 0 } }, + { 0xfffe0c00, 0, 16, 4, /* IPR06 */ { DMAC0, DMAC1, DMAC2, DMAC3 } }, + { 0xfffe0c02, 0, 16, 4, /* IPR07 */ { DMAC4, DMAC5, DMAC6, DMAC7 } }, + { 0xfffe0c04, 0, 16, 4, /* IPR08 */ { USB, LCDC, CMT0, CMT1 } }, + { 0xfffe0c06, 0, 16, 4, /* IPR09 */ { BSC, WDT, MTU0_ABCD, MTU0_VEF } }, + { 0xfffe0c08, 0, 16, 4, /* IPR10 */ { MTU1_AB, MTU1_VU, MTU2_AB, + MTU2_VU } }, + { 0xfffe0c0a, 0, 16, 4, /* IPR11 */ { MTU3_ABCD, MTU2_TCI3V, MTU4_ABCD, + MTU2_TCI4V } }, + { 0xfffe0c0c, 0, 16, 4, /* IPR12 */ { ADC_ADI, IIC30, IIC31, IIC32 } }, + { 0xfffe0c0e, 0, 16, 4, /* IPR13 */ { IIC33, SCIF0, SCIF1, SCIF2 } }, + { 0xfffe0c10, 0, 16, 4, /* IPR14 */ { SCIF3, SSU0, SSU1, SSI0_SSII } }, +#ifdef CONFIG_CPU_SUBTYPE_SH7203 + { 0xfffe0c12, 0, 16, 4, /* IPR15 */ { SSI1_SSII, SSI2_SSII, + SSI3_SSII, 0 } }, + { 0xfffe0c14, 0, 16, 4, /* IPR16 */ { FLCTL, 0, RTC, RCAN0 } }, + { 0xfffe0c16, 0, 16, 4, /* IPR17 */ { RCAN1, 0, 0, 0 } }, +#else + { 0xfffe0c12, 0, 16, 4, /* IPR15 */ { SSI1_SSII, SSI2_SSII, + SSI3_SSII, ROMDEC } }, + { 0xfffe0c14, 0, 16, 4, /* IPR16 */ { FLCTL, SDHI, RTC, RCAN0 } }, + { 0xfffe0c16, 0, 16, 4, /* IPR17 */ { RCAN1, SRC, IEBI, 0 } }, +#endif +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xfffe0808, 0, 16, /* PINTER */ + { 0, 0, 0, 0, 0, 0, 0, 0, + PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } }, +}; + +static DECLARE_INTC_DESC(intc_desc, "sh7203", vectors, groups, + mask_registers, prio_registers, NULL); + +static struct plat_sci_port sci_platform_data[] = { + { + .mapbase = 0xfffe8000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 193, 194, 195, 192 }, + }, { + .mapbase = 0xfffe8800, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 197, 198, 199, 196 }, + }, { + .mapbase = 0xfffe9000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 201, 202, 203, 200 }, + }, { + .mapbase = 0xfffe9800, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 205, 206, 207, 204 }, + }, { + .flags = 0, + } +}; + +static struct platform_device sci_device = { + .name = "sh-sci", + .id = -1, + .dev = { + .platform_data = sci_platform_data, + }, +}; + +static struct resource rtc_resources[] = { + [0] = { + .start = 0xffff2000, + .end = 0xffff2000 + 0x58 - 1, + .flags = IORESOURCE_IO, + }, + [1] = { + /* Period IRQ */ + .start = 232, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* Carry IRQ */ + .start = 233, + .flags = IORESOURCE_IRQ, + }, + [3] = { + /* Alarm IRQ */ + .start = 231, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device rtc_device = { + .name = "sh-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(rtc_resources), + .resource = rtc_resources, +}; + +static struct platform_device *sh7203_devices[] __initdata = { + &sci_device, + &rtc_device, +}; + +static int __init sh7203_devices_setup(void) +{ + return platform_add_devices(sh7203_devices, + ARRAY_SIZE(sh7203_devices)); +} +__initcall(sh7203_devices_setup); + +void __init plat_irq_setup(void) +{ + register_intc_controller(&intc_desc); +} diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c index bd745aa..a564425 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c @@ -167,7 +167,7 @@ static struct intc_mask_reg mask_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7206", vectors, groups, - NULL, mask_registers, prio_registers, NULL); + mask_registers, prio_registers, NULL); static struct plat_sci_port sci_platform_data[] = { { diff --git a/arch/sh/kernel/cpu/sh3/Makefile b/arch/sh/kernel/cpu/sh3/Makefile index 646eb69..3ae4d91 100644 --- a/arch/sh/kernel/cpu/sh3/Makefile +++ b/arch/sh/kernel/cpu/sh3/Makefile @@ -13,6 +13,7 @@ obj-$(CONFIG_CPU_SUBTYPE_SH7709) += setup-sh770x.o obj-$(CONFIG_CPU_SUBTYPE_SH7710) += setup-sh7710.o obj-$(CONFIG_CPU_SUBTYPE_SH7712) += setup-sh7710.o obj-$(CONFIG_CPU_SUBTYPE_SH7720) += setup-sh7720.o +obj-$(CONFIG_CPU_SUBTYPE_SH7721) += setup-sh7720.o # Primary on-chip clocks (common) clock-$(CONFIG_CPU_SH3) := clock-sh3.o @@ -21,5 +22,6 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7706) := clock-sh7706.o clock-$(CONFIG_CPU_SUBTYPE_SH7709) := clock-sh7709.o clock-$(CONFIG_CPU_SUBTYPE_SH7710) := clock-sh7710.o clock-$(CONFIG_CPU_SUBTYPE_SH7720) := clock-sh7710.o +clock-$(CONFIG_CPU_SUBTYPE_SH7712) := clock-sh7712.o obj-y += $(clock-y) diff --git a/arch/sh/kernel/cpu/sh3/clock-sh7712.c b/arch/sh/kernel/cpu/sh3/clock-sh7712.c new file mode 100644 index 0000000..54f54df --- /dev/null +++ b/arch/sh/kernel/cpu/sh3/clock-sh7712.c @@ -0,0 +1,71 @@ +/* + * arch/sh/kernel/cpu/sh3/clock-sh7712.c + * + * SH7712 support for the clock framework + * + * Copyright (C) 2007 Andrew Murray <amurray@mpc-data.co.uk> + * + * Based on arch/sh/kernel/cpu/sh3/clock-sh3.c + * Copyright (C) 2005 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <asm/clock.h> +#include <asm/freq.h> +#include <asm/io.h> + +static int multipliers[] = { 1, 2, 3 }; +static int divisors[] = { 1, 2, 3, 4, 6 }; + +static void master_clk_init(struct clk *clk) +{ + int frqcr = ctrl_inw(FRQCR); + int idx = (frqcr & 0x0300) >> 8; + + clk->rate *= multipliers[idx]; +} + +static struct clk_ops sh7712_master_clk_ops = { + .init = master_clk_init, +}; + +static void module_clk_recalc(struct clk *clk) +{ + int frqcr = ctrl_inw(FRQCR); + int idx = frqcr & 0x0007; + + clk->rate = clk->parent->rate / divisors[idx]; +} + +static struct clk_ops sh7712_module_clk_ops = { + .recalc = module_clk_recalc, +}; + +static void cpu_clk_recalc(struct clk *clk) +{ + int frqcr = ctrl_inw(FRQCR); + int idx = (frqcr & 0x0030) >> 4; + + clk->rate = clk->parent->rate / divisors[idx]; +} + +static struct clk_ops sh7712_cpu_clk_ops = { + .recalc = cpu_clk_recalc, +}; + +static struct clk_ops *sh7712_clk_ops[] = { + &sh7712_master_clk_ops, + &sh7712_module_clk_ops, + &sh7712_cpu_clk_ops, +}; + +void __init arch_init_clk_ops(struct clk_ops **ops, int idx) +{ + if (idx < ARRAY_SIZE(sh7712_clk_ops)) + *ops = sh7712_clk_ops[idx]; +} + diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index 0d12a12..4004073 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -13,8 +13,9 @@ #include <linux/linkage.h> #include <asm/asm-offsets.h> #include <asm/thread_info.h> -#include <asm/cpu/mmu_context.h> #include <asm/unistd.h> +#include <asm/cpu/mmu_context.h> +#include <asm/page.h> ! NOTE: ! GNU as (as of 2.9.1) changes bf/s into bt/s and bra, when the address @@ -409,6 +410,27 @@ ENTRY(handle_exception) ! Using k0, k1 for scratch registers (r0_bank1, r1_bank), ! save all registers onto stack. ! + +#ifdef CONFIG_GUSA + ! Check for roll back gRB (User and Kernel) + mov r15, k0 + shll k0 + bf/s 1f + shll k0 + bf/s 1f + stc spc, k1 + stc r0_bank, k0 + cmp/hs k0, k1 ! test k1 (saved PC) >= k0 (saved r0) + bt/s 2f + stc r1_bank, k1 + + add #-2, k0 + add r15, k0 + ldc k0, spc ! PC = saved r0 + r15 - 2 +2: mov k1, r15 ! SP = r1 +1: +#endif + stc ssr, k0 ! Is it from kernel space? shll k0 ! Check MD bit (bit30) by shifting it into... shll k0 ! ...the T bit diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S index b6abf38..11b6d9c 100644 --- a/arch/sh/kernel/cpu/sh3/ex.S +++ b/arch/sh/kernel/cpu/sh3/ex.S @@ -36,7 +36,7 @@ ENTRY(exception_handling_table) .long exception_error ! address error store /* 100 */ #endif #if defined(CONFIG_SH_FPU) - .long do_fpu_error /* 120 */ + .long fpu_error_trap_handler /* 120 */ #else .long exception_error /* 120 */ #endif diff --git a/arch/sh/kernel/cpu/sh3/probe.c b/arch/sh/kernel/cpu/sh3/probe.c index bf579e0..fcc80bb 100644 --- a/arch/sh/kernel/cpu/sh3/probe.c +++ b/arch/sh/kernel/cpu/sh3/probe.c @@ -16,11 +16,11 @@ #include <asm/cache.h> #include <asm/io.h> -int __init detect_cpu_and_cache_system(void) +int __uses_jump_to_uncached detect_cpu_and_cache_system(void) { unsigned long addr0, addr1, data0, data1, data2, data3; - jump_to_P2(); + jump_to_uncached(); /* * Check if the entry shadows or not. * When shadowed, it's 128-entry system. @@ -48,7 +48,7 @@ int __init detect_cpu_and_cache_system(void) ctrl_outl(data0&~SH_CACHE_VALID, addr0); ctrl_outl(data2&~SH_CACHE_VALID, addr1); - back_to_P1(); + back_to_cached(); boot_cpu_data.dcache.ways = 4; boot_cpu_data.dcache.entry_shift = 4; @@ -84,6 +84,9 @@ int __init detect_cpu_and_cache_system(void) #if defined(CONFIG_CPU_SUBTYPE_SH7720) boot_cpu_data.type = CPU_SH7720; #endif +#if defined(CONFIG_CPU_SUBTYPE_SH7721) + boot_cpu_data.type = CPU_SH7721; +#endif #if defined(CONFIG_CPU_SUBTYPE_SH7705) boot_cpu_data.type = CPU_SH7705; diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7705.c b/arch/sh/kernel/cpu/sh3/setup-sh7705.c index f6c65f2..dd0a20a 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7705.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7705.c @@ -66,12 +66,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(DMAC, 7), - INTC_PRIO(SCIF2, 3), - INTC_PRIO(SCIF0, 3), -}; - static struct intc_prio_reg prio_registers[] __initdata = { { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, 0, 0 } }, @@ -85,7 +79,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7705", vectors, groups, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); static struct intc_vect vectors_irq[] __initdata = { INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620), @@ -93,7 +87,7 @@ static struct intc_vect vectors_irq[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irq, "sh7705-irq", vectors_irq, NULL, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); static struct plat_sci_port sci_platform_data[] = { { diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c index 60b04b1..969804b 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c @@ -81,13 +81,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(DMAC, 7), - INTC_PRIO(SCI, 3), - INTC_PRIO(SCIF2, 3), - INTC_PRIO(SCIF0, 3), -}; - static struct intc_prio_reg prio_registers[] __initdata = { { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, SCI, 0 } }, @@ -109,7 +102,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh770x", vectors, groups, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); #if defined(CONFIG_CPU_SUBTYPE_SH7706) || \ defined(CONFIG_CPU_SUBTYPE_SH7707) || \ @@ -120,7 +113,7 @@ static struct intc_vect vectors_irq[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irq, "sh770x-irq", vectors_irq, NULL, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); #endif static struct resource rtc_resources[] = { diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7710.c b/arch/sh/kernel/cpu/sh3/setup-sh7710.c index 84e5629..0cc0e2b 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7710.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7710.c @@ -73,18 +73,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(SIOF1, SIOF1_ERI, SIOF1_TXI, SIOF1_RXI, SIOF1_CCI), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(DMAC1, 7), - INTC_PRIO(DMAC2, 7), - INTC_PRIO(SCIF0, 3), - INTC_PRIO(SCIF1, 3), - INTC_PRIO(SIOF0, 3), - INTC_PRIO(SIOF1, 3), - INTC_PRIO(EDMAC0, 5), - INTC_PRIO(EDMAC1, 5), - INTC_PRIO(EDMAC2, 5), -}; - static struct intc_prio_reg prio_registers[] __initdata = { { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, 0, 0 } }, @@ -101,7 +89,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7710", vectors, groups, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); static struct intc_vect vectors_irq[] __initdata = { INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620), @@ -109,7 +97,7 @@ static struct intc_vect vectors_irq[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irq, "sh7710-irq", vectors_irq, NULL, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); static struct resource rtc_resources[] = { [0] = { diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7720.c b/arch/sh/kernel/cpu/sh3/setup-sh7720.c index a0929b8..3855ea4 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7720.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7720.c @@ -85,9 +85,62 @@ static struct platform_device sci_device = { }, }; +static struct resource usb_ohci_resources[] = { + [0] = { + .start = 0xA4428000, + .end = 0xA44280FF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 67, + .end = 67, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 usb_ohci_dma_mask = 0xffffffffUL; +static struct platform_device usb_ohci_device = { + .name = "sh_ohci", + .id = -1, + .dev = { + .dma_mask = &usb_ohci_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(usb_ohci_resources), + .resource = usb_ohci_resources, +}; + +static struct resource usbf_resources[] = { + [0] = { + .name = "sh_udc", + .start = 0xA4420000, + .end = 0xA44200FF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "sh_udc", + .start = 65, + .end = 65, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usbf_device = { + .name = "sh_udc", + .id = -1, + .dev = { + .dma_mask = NULL, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(usbf_resources), + .resource = usbf_resources, +}; + static struct platform_device *sh7720_devices[] __initdata = { &rtc_device, &sci_device, + &usb_ohci_device, + &usbf_device, }; static int __init sh7720_devices_setup(void) @@ -127,8 +180,11 @@ static struct intc_vect vectors[] __initdata = { INTC_VECT(USBF_SPD, 0x6e0), INTC_VECT(DMAC1_DEI0, 0x800), INTC_VECT(DMAC1_DEI1, 0x820), INTC_VECT(DMAC1_DEI2, 0x840), INTC_VECT(DMAC1_DEI3, 0x860), INTC_VECT(LCDC, 0x900), - INTC_VECT(SSL, 0x980), INTC_VECT(USBFI0, 0xa20), - INTC_VECT(USBFI1, 0xa40), INTC_VECT(USBHI, 0xa60), +#if defined(CONFIG_CPU_SUBTYPE_SH7720) + INTC_VECT(SSL, 0x980), +#endif + INTC_VECT(USBFI0, 0xa20), INTC_VECT(USBFI1, 0xa40), + INTC_VECT(USBHI, 0xa60), INTC_VECT(DMAC2_DEI4, 0xb80), INTC_VECT(DMAC2_DEI5, 0xba0), INTC_VECT(ADC, 0xbe0), INTC_VECT(SCIF0, 0xc00), INTC_VECT(SCIF1, 0xc20), INTC_VECT(PINT07, 0xc80), @@ -153,22 +209,16 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(MMC, MMCI0, MMCI1, MMCI2, MMCI3), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF0, 2), - INTC_PRIO(SCIF1, 2), - INTC_PRIO(DMAC1, 1), - INTC_PRIO(DMAC2, 1), - INTC_PRIO(RTC, 2), - INTC_PRIO(TMU, 2), - INTC_PRIO(TPU, 2), -}; - static struct intc_prio_reg prio_registers[] __initdata = { { 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, { 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } }, { 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } }, { 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } }, +#if defined(CONFIG_CPU_SUBTYPE_SH7720) { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } }, +#else + { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, 0 } }, +#endif { 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } }, { 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } }, { 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } }, @@ -177,7 +227,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, groups, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); static struct intc_sense_reg sense_registers[] __initdata = { { INTC_ICR1, 16, 2, { 0, 0, IRQ5, IRQ4, IRQ3, IRQ2, IRQ1, IRQ0 } }, @@ -190,7 +240,7 @@ static struct intc_vect vectors_irq[] __initdata = { }; static DECLARE_INTC_DESC(intc_irq_desc, "sh7720-irq", vectors_irq, - NULL, priorities, NULL, prio_registers, sense_registers); + NULL, NULL, prio_registers, sense_registers); void __init plat_irq_setup_pins(int mode) { diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile index dadd6bf..d608557 100644 --- a/arch/sh/kernel/cpu/sh4/Makefile +++ b/arch/sh/kernel/cpu/sh4/Makefile @@ -5,7 +5,7 @@ obj-y := probe.o common.o common-y += $(addprefix ../sh3/, entry.o ex.o) -obj-$(CONFIG_SH_FPU) += fpu.o +obj-$(CONFIG_SH_FPU) += fpu.o softfloat.o obj-$(CONFIG_SH_STORE_QUEUES) += sq.o # CPU subtype setup diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c index c5a4fc7..817f993 100644 --- a/arch/sh/kernel/cpu/sh4/fpu.c +++ b/arch/sh/kernel/cpu/sh4/fpu.c @@ -1,7 +1,4 @@ -/* $Id: fpu.c,v 1.4 2004/01/13 05:52:11 kkojima Exp $ - * - * linux/arch/sh/kernel/fpu.c - * +/* * Save/restore floating point context for signal handlers. * * This file is subject to the terms and conditions of the GNU General Public @@ -9,15 +6,16 @@ * for more details. * * Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka + * Copyright (C) 2006 ST Microelectronics Ltd. (denorm support) * - * FIXME! These routines can be optimized in big endian case. + * FIXME! These routines have not been tested for big endian case. */ - #include <linux/sched.h> #include <linux/signal.h> +#include <linux/io.h> +#include <asm/cpu/fpu.h> #include <asm/processor.h> #include <asm/system.h> -#include <asm/io.h> /* The PR (precision) bit in the FP Status Register must be clear when * an frchg instruction is executed, otherwise the instruction is undefined. @@ -25,177 +23,184 @@ */ #define FPSCR_RCHG 0x00000000 +extern unsigned long long float64_div(unsigned long long a, + unsigned long long b); +extern unsigned long int float32_div(unsigned long int a, unsigned long int b); +extern unsigned long long float64_mul(unsigned long long a, + unsigned long long b); +extern unsigned long int float32_mul(unsigned long int a, unsigned long int b); +extern unsigned long long float64_add(unsigned long long a, + unsigned long long b); +extern unsigned long int float32_add(unsigned long int a, unsigned long int b); +extern unsigned long long float64_sub(unsigned long long a, + unsigned long long b); +extern unsigned long int float32_sub(unsigned long int a, unsigned long int b); +static unsigned int fpu_exception_flags; /* * Save FPU registers onto task structure. * Assume called with FPU enabled (SR.FD=0). */ -void -save_fpu(struct task_struct *tsk, struct pt_regs *regs) +void save_fpu(struct task_struct *tsk, struct pt_regs *regs) { unsigned long dummy; clear_tsk_thread_flag(tsk, TIF_USEDFPU); enable_fpu(); - asm volatile("sts.l fpul, @-%0\n\t" - "sts.l fpscr, @-%0\n\t" - "lds %2, fpscr\n\t" - "frchg\n\t" - "fmov.s fr15, @-%0\n\t" - "fmov.s fr14, @-%0\n\t" - "fmov.s fr13, @-%0\n\t" - "fmov.s fr12, @-%0\n\t" - "fmov.s fr11, @-%0\n\t" - "fmov.s fr10, @-%0\n\t" - "fmov.s fr9, @-%0\n\t" - "fmov.s fr8, @-%0\n\t" - "fmov.s fr7, @-%0\n\t" - "fmov.s fr6, @-%0\n\t" - "fmov.s fr5, @-%0\n\t" - "fmov.s fr4, @-%0\n\t" - "fmov.s fr3, @-%0\n\t" - "fmov.s fr2, @-%0\n\t" - "fmov.s fr1, @-%0\n\t" - "fmov.s fr0, @-%0\n\t" - "frchg\n\t" - "fmov.s fr15, @-%0\n\t" - "fmov.s fr14, @-%0\n\t" - "fmov.s fr13, @-%0\n\t" - "fmov.s fr12, @-%0\n\t" - "fmov.s fr11, @-%0\n\t" - "fmov.s fr10, @-%0\n\t" - "fmov.s fr9, @-%0\n\t" - "fmov.s fr8, @-%0\n\t" - "fmov.s fr7, @-%0\n\t" - "fmov.s fr6, @-%0\n\t" - "fmov.s fr5, @-%0\n\t" - "fmov.s fr4, @-%0\n\t" - "fmov.s fr3, @-%0\n\t" - "fmov.s fr2, @-%0\n\t" - "fmov.s fr1, @-%0\n\t" - "fmov.s fr0, @-%0\n\t" - "lds %3, fpscr\n\t" - : "=r" (dummy) - : "0" ((char *)(&tsk->thread.fpu.hard.status)), - "r" (FPSCR_RCHG), - "r" (FPSCR_INIT) - : "memory"); - - disable_fpu(); - release_fpu(regs); + asm volatile ("sts.l fpul, @-%0\n\t" + "sts.l fpscr, @-%0\n\t" + "lds %2, fpscr\n\t" + "frchg\n\t" + "fmov.s fr15, @-%0\n\t" + "fmov.s fr14, @-%0\n\t" + "fmov.s fr13, @-%0\n\t" + "fmov.s fr12, @-%0\n\t" + "fmov.s fr11, @-%0\n\t" + "fmov.s fr10, @-%0\n\t" + "fmov.s fr9, @-%0\n\t" + "fmov.s fr8, @-%0\n\t" + "fmov.s fr7, @-%0\n\t" + "fmov.s fr6, @-%0\n\t" + "fmov.s fr5, @-%0\n\t" + "fmov.s fr4, @-%0\n\t" + "fmov.s fr3, @-%0\n\t" + "fmov.s fr2, @-%0\n\t" + "fmov.s fr1, @-%0\n\t" + "fmov.s fr0, @-%0\n\t" + "frchg\n\t" + "fmov.s fr15, @-%0\n\t" + "fmov.s fr14, @-%0\n\t" + "fmov.s fr13, @-%0\n\t" + "fmov.s fr12, @-%0\n\t" + "fmov.s fr11, @-%0\n\t" + "fmov.s fr10, @-%0\n\t" + "fmov.s fr9, @-%0\n\t" + "fmov.s fr8, @-%0\n\t" + "fmov.s fr7, @-%0\n\t" + "fmov.s fr6, @-%0\n\t" + "fmov.s fr5, @-%0\n\t" + "fmov.s fr4, @-%0\n\t" + "fmov.s fr3, @-%0\n\t" + "fmov.s fr2, @-%0\n\t" + "fmov.s fr1, @-%0\n\t" + "fmov.s fr0, @-%0\n\t" + "lds %3, fpscr\n\t":"=r" (dummy) + :"0"((char *)(&tsk->thread.fpu.hard.status)), + "r"(FPSCR_RCHG), "r"(FPSCR_INIT) + :"memory"); + + disable_fpu(); + release_fpu(regs); } -static void -restore_fpu(struct task_struct *tsk) +static void restore_fpu(struct task_struct *tsk) { unsigned long dummy; - enable_fpu(); - asm volatile("lds %2, fpscr\n\t" - "fmov.s @%0+, fr0\n\t" - "fmov.s @%0+, fr1\n\t" - "fmov.s @%0+, fr2\n\t" - "fmov.s @%0+, fr3\n\t" - "fmov.s @%0+, fr4\n\t" - "fmov.s @%0+, fr5\n\t" - "fmov.s @%0+, fr6\n\t" - "fmov.s @%0+, fr7\n\t" - "fmov.s @%0+, fr8\n\t" - "fmov.s @%0+, fr9\n\t" - "fmov.s @%0+, fr10\n\t" - "fmov.s @%0+, fr11\n\t" - "fmov.s @%0+, fr12\n\t" - "fmov.s @%0+, fr13\n\t" - "fmov.s @%0+, fr14\n\t" - "fmov.s @%0+, fr15\n\t" - "frchg\n\t" - "fmov.s @%0+, fr0\n\t" - "fmov.s @%0+, fr1\n\t" - "fmov.s @%0+, fr2\n\t" - "fmov.s @%0+, fr3\n\t" - "fmov.s @%0+, fr4\n\t" - "fmov.s @%0+, fr5\n\t" - "fmov.s @%0+, fr6\n\t" - "fmov.s @%0+, fr7\n\t" - "fmov.s @%0+, fr8\n\t" - "fmov.s @%0+, fr9\n\t" - "fmov.s @%0+, fr10\n\t" - "fmov.s @%0+, fr11\n\t" - "fmov.s @%0+, fr12\n\t" - "fmov.s @%0+, fr13\n\t" - "fmov.s @%0+, fr14\n\t" - "fmov.s @%0+, fr15\n\t" - "frchg\n\t" - "lds.l @%0+, fpscr\n\t" - "lds.l @%0+, fpul\n\t" - : "=r" (dummy) - : "0" (&tsk->thread.fpu), "r" (FPSCR_RCHG) - : "memory"); + enable_fpu(); + asm volatile ("lds %2, fpscr\n\t" + "fmov.s @%0+, fr0\n\t" + "fmov.s @%0+, fr1\n\t" + "fmov.s @%0+, fr2\n\t" + "fmov.s @%0+, fr3\n\t" + "fmov.s @%0+, fr4\n\t" + "fmov.s @%0+, fr5\n\t" + "fmov.s @%0+, fr6\n\t" + "fmov.s @%0+, fr7\n\t" + "fmov.s @%0+, fr8\n\t" + "fmov.s @%0+, fr9\n\t" + "fmov.s @%0+, fr10\n\t" + "fmov.s @%0+, fr11\n\t" + "fmov.s @%0+, fr12\n\t" + "fmov.s @%0+, fr13\n\t" + "fmov.s @%0+, fr14\n\t" + "fmov.s @%0+, fr15\n\t" + "frchg\n\t" + "fmov.s @%0+, fr0\n\t" + "fmov.s @%0+, fr1\n\t" + "fmov.s @%0+, fr2\n\t" + "fmov.s @%0+, fr3\n\t" + "fmov.s @%0+, fr4\n\t" + "fmov.s @%0+, fr5\n\t" + "fmov.s @%0+, fr6\n\t" + "fmov.s @%0+, fr7\n\t" + "fmov.s @%0+, fr8\n\t" + "fmov.s @%0+, fr9\n\t" + "fmov.s @%0+, fr10\n\t" + "fmov.s @%0+, fr11\n\t" + "fmov.s @%0+, fr12\n\t" + "fmov.s @%0+, fr13\n\t" + "fmov.s @%0+, fr14\n\t" + "fmov.s @%0+, fr15\n\t" + "frchg\n\t" + "lds.l @%0+, fpscr\n\t" + "lds.l @%0+, fpul\n\t" + :"=r" (dummy) + :"0"(&tsk->thread.fpu), "r"(FPSCR_RCHG) + :"memory"); disable_fpu(); } /* * Load the FPU with signalling NANS. This bit pattern we're using * has the property that no matter wether considered as single or as - * double precision represents signaling NANS. + * double precision represents signaling NANS. */ -static void -fpu_init(void) +static void fpu_init(void) { enable_fpu(); - asm volatile("lds %0, fpul\n\t" - "lds %1, fpscr\n\t" - "fsts fpul, fr0\n\t" - "fsts fpul, fr1\n\t" - "fsts fpul, fr2\n\t" - "fsts fpul, fr3\n\t" - "fsts fpul, fr4\n\t" - "fsts fpul, fr5\n\t" - "fsts fpul, fr6\n\t" - "fsts fpul, fr7\n\t" - "fsts fpul, fr8\n\t" - "fsts fpul, fr9\n\t" - "fsts fpul, fr10\n\t" - "fsts fpul, fr11\n\t" - "fsts fpul, fr12\n\t" - "fsts fpul, fr13\n\t" - "fsts fpul, fr14\n\t" - "fsts fpul, fr15\n\t" - "frchg\n\t" - "fsts fpul, fr0\n\t" - "fsts fpul, fr1\n\t" - "fsts fpul, fr2\n\t" - "fsts fpul, fr3\n\t" - "fsts fpul, fr4\n\t" - "fsts fpul, fr5\n\t" - "fsts fpul, fr6\n\t" - "fsts fpul, fr7\n\t" - "fsts fpul, fr8\n\t" - "fsts fpul, fr9\n\t" - "fsts fpul, fr10\n\t" - "fsts fpul, fr11\n\t" - "fsts fpul, fr12\n\t" - "fsts fpul, fr13\n\t" - "fsts fpul, fr14\n\t" - "fsts fpul, fr15\n\t" - "frchg\n\t" - "lds %2, fpscr\n\t" - : /* no output */ - : "r" (0), "r" (FPSCR_RCHG), "r" (FPSCR_INIT)); - disable_fpu(); + asm volatile ( "lds %0, fpul\n\t" + "lds %1, fpscr\n\t" + "fsts fpul, fr0\n\t" + "fsts fpul, fr1\n\t" + "fsts fpul, fr2\n\t" + "fsts fpul, fr3\n\t" + "fsts fpul, fr4\n\t" + "fsts fpul, fr5\n\t" + "fsts fpul, fr6\n\t" + "fsts fpul, fr7\n\t" + "fsts fpul, fr8\n\t" + "fsts fpul, fr9\n\t" + "fsts fpul, fr10\n\t" + "fsts fpul, fr11\n\t" + "fsts fpul, fr12\n\t" + "fsts fpul, fr13\n\t" + "fsts fpul, fr14\n\t" + "fsts fpul, fr15\n\t" + "frchg\n\t" + "fsts fpul, fr0\n\t" + "fsts fpul, fr1\n\t" + "fsts fpul, fr2\n\t" + "fsts fpul, fr3\n\t" + "fsts fpul, fr4\n\t" + "fsts fpul, fr5\n\t" + "fsts fpul, fr6\n\t" + "fsts fpul, fr7\n\t" + "fsts fpul, fr8\n\t" + "fsts fpul, fr9\n\t" + "fsts fpul, fr10\n\t" + "fsts fpul, fr11\n\t" + "fsts fpul, fr12\n\t" + "fsts fpul, fr13\n\t" + "fsts fpul, fr14\n\t" + "fsts fpul, fr15\n\t" + "frchg\n\t" + "lds %2, fpscr\n\t" + : /* no output */ + :"r" (0), "r"(FPSCR_RCHG), "r"(FPSCR_INIT)); + disable_fpu(); } /** - * denormal_to_double - Given denormalized float number, - * store double float + * denormal_to_double - Given denormalized float number, + * store double float * - * @fpu: Pointer to sh_fpu_hard structure - * @n: Index to FP register + * @fpu: Pointer to sh_fpu_hard structure + * @n: Index to FP register */ -static void -denormal_to_double (struct sh_fpu_hard_struct *fpu, int n) +static void denormal_to_double(struct sh_fpu_hard_struct *fpu, int n) { unsigned long du, dl; unsigned long x = fpu->fpul; @@ -212,7 +217,7 @@ denormal_to_double (struct sh_fpu_hard_struct *fpu, int n) dl = x << 29; fpu->fp_regs[n] = du; - fpu->fp_regs[n+1] = dl; + fpu->fp_regs[n + 1] = dl; } } @@ -223,68 +228,191 @@ denormal_to_double (struct sh_fpu_hard_struct *fpu, int n) * * Returns 1 when it's handled (should not cause exception). */ -static int -ieee_fpe_handler (struct pt_regs *regs) +static int ieee_fpe_handler(struct pt_regs *regs) { - unsigned short insn = *(unsigned short *) regs->pc; + unsigned short insn = *(unsigned short *)regs->pc; unsigned short finsn; unsigned long nextpc; int nib[4] = { (insn >> 12) & 0xf, (insn >> 8) & 0xf, (insn >> 4) & 0xf, - insn & 0xf}; - - if (nib[0] == 0xb || - (nib[0] == 0x4 && nib[2] == 0x0 && nib[3] == 0xb)) /* bsr & jsr */ - regs->pr = regs->pc + 4; - - if (nib[0] == 0xa || nib[0] == 0xb) { /* bra & bsr */ - nextpc = regs->pc + 4 + ((short) ((insn & 0xfff) << 4) >> 3); - finsn = *(unsigned short *) (regs->pc + 2); - } else if (nib[0] == 0x8 && nib[1] == 0xd) { /* bt/s */ + insn & 0xf + }; + + if (nib[0] == 0xb || (nib[0] == 0x4 && nib[2] == 0x0 && nib[3] == 0xb)) + regs->pr = regs->pc + 4; /* bsr & jsr */ + + if (nib[0] == 0xa || nib[0] == 0xb) { + /* bra & bsr */ + nextpc = regs->pc + 4 + ((short)((insn & 0xfff) << 4) >> 3); + finsn = *(unsigned short *)(regs->pc + 2); + } else if (nib[0] == 0x8 && nib[1] == 0xd) { + /* bt/s */ if (regs->sr & 1) - nextpc = regs->pc + 4 + ((char) (insn & 0xff) << 1); + nextpc = regs->pc + 4 + ((char)(insn & 0xff) << 1); else nextpc = regs->pc + 4; - finsn = *(unsigned short *) (regs->pc + 2); - } else if (nib[0] == 0x8 && nib[1] == 0xf) { /* bf/s */ + finsn = *(unsigned short *)(regs->pc + 2); + } else if (nib[0] == 0x8 && nib[1] == 0xf) { + /* bf/s */ if (regs->sr & 1) nextpc = regs->pc + 4; else - nextpc = regs->pc + 4 + ((char) (insn & 0xff) << 1); - finsn = *(unsigned short *) (regs->pc + 2); + nextpc = regs->pc + 4 + ((char)(insn & 0xff) << 1); + finsn = *(unsigned short *)(regs->pc + 2); } else if (nib[0] == 0x4 && nib[3] == 0xb && - (nib[2] == 0x0 || nib[2] == 0x2)) { /* jmp & jsr */ + (nib[2] == 0x0 || nib[2] == 0x2)) { + /* jmp & jsr */ nextpc = regs->regs[nib[1]]; - finsn = *(unsigned short *) (regs->pc + 2); + finsn = *(unsigned short *)(regs->pc + 2); } else if (nib[0] == 0x0 && nib[3] == 0x3 && - (nib[2] == 0x0 || nib[2] == 0x2)) { /* braf & bsrf */ + (nib[2] == 0x0 || nib[2] == 0x2)) { + /* braf & bsrf */ nextpc = regs->pc + 4 + regs->regs[nib[1]]; - finsn = *(unsigned short *) (regs->pc + 2); - } else if (insn == 0x000b) { /* rts */ + finsn = *(unsigned short *)(regs->pc + 2); + } else if (insn == 0x000b) { + /* rts */ nextpc = regs->pr; - finsn = *(unsigned short *) (regs->pc + 2); + finsn = *(unsigned short *)(regs->pc + 2); } else { nextpc = regs->pc + instruction_size(insn); finsn = insn; } - if ((finsn & 0xf1ff) == 0xf0ad) { /* fcnvsd */ + if ((finsn & 0xf1ff) == 0xf0ad) { + /* fcnvsd */ struct task_struct *tsk = current; save_fpu(tsk, regs); - if ((tsk->thread.fpu.hard.fpscr & (1 << 17))) { + if ((tsk->thread.fpu.hard.fpscr & FPSCR_CAUSE_ERROR)) /* FPU error */ - denormal_to_double (&tsk->thread.fpu.hard, - (finsn >> 8) & 0xf); - tsk->thread.fpu.hard.fpscr &= - ~(FPSCR_CAUSE_MASK | FPSCR_FLAG_MASK); - grab_fpu(regs); - restore_fpu(tsk); - set_tsk_thread_flag(tsk, TIF_USEDFPU); + denormal_to_double(&tsk->thread.fpu.hard, + (finsn >> 8) & 0xf); + else + return 0; + + regs->pc = nextpc; + return 1; + } else if ((finsn & 0xf00f) == 0xf002) { + /* fmul */ + struct task_struct *tsk = current; + int fpscr; + int n, m, prec; + unsigned int hx, hy; + + n = (finsn >> 8) & 0xf; + m = (finsn >> 4) & 0xf; + hx = tsk->thread.fpu.hard.fp_regs[n]; + hy = tsk->thread.fpu.hard.fp_regs[m]; + fpscr = tsk->thread.fpu.hard.fpscr; + prec = fpscr & FPSCR_DBL_PRECISION; + + if ((fpscr & FPSCR_CAUSE_ERROR) + && (prec && ((hx & 0x7fffffff) < 0x00100000 + || (hy & 0x7fffffff) < 0x00100000))) { + long long llx, lly; + + /* FPU error because of denormal (doubles) */ + llx = ((long long)hx << 32) + | tsk->thread.fpu.hard.fp_regs[n + 1]; + lly = ((long long)hy << 32) + | tsk->thread.fpu.hard.fp_regs[m + 1]; + llx = float64_mul(llx, lly); + tsk->thread.fpu.hard.fp_regs[n] = llx >> 32; + tsk->thread.fpu.hard.fp_regs[n + 1] = llx & 0xffffffff; + } else if ((fpscr & FPSCR_CAUSE_ERROR) + && (!prec && ((hx & 0x7fffffff) < 0x00800000 + || (hy & 0x7fffffff) < 0x00800000))) { + /* FPU error because of denormal (floats) */ + hx = float32_mul(hx, hy); + tsk->thread.fpu.hard.fp_regs[n] = hx; + } else + return 0; + + regs->pc = nextpc; + return 1; + } else if ((finsn & 0xf00e) == 0xf000) { + /* fadd, fsub */ + struct task_struct *tsk = current; + int fpscr; + int n, m, prec; + unsigned int hx, hy; + + n = (finsn >> 8) & 0xf; + m = (finsn >> 4) & 0xf; + hx = tsk->thread.fpu.hard.fp_regs[n]; + hy = tsk->thread.fpu.hard.fp_regs[m]; + fpscr = tsk->thread.fpu.hard.fpscr; + prec = fpscr & FPSCR_DBL_PRECISION; + + if ((fpscr & FPSCR_CAUSE_ERROR) + && (prec && ((hx & 0x7fffffff) < 0x00100000 + || (hy & 0x7fffffff) < 0x00100000))) { + long long llx, lly; + + /* FPU error because of denormal (doubles) */ + llx = ((long long)hx << 32) + | tsk->thread.fpu.hard.fp_regs[n + 1]; + lly = ((long long)hy << 32) + | tsk->thread.fpu.hard.fp_regs[m + 1]; + if ((finsn & 0xf00f) == 0xf000) + llx = float64_add(llx, lly); + else + llx = float64_sub(llx, lly); + tsk->thread.fpu.hard.fp_regs[n] = llx >> 32; + tsk->thread.fpu.hard.fp_regs[n + 1] = llx & 0xffffffff; + } else if ((fpscr & FPSCR_CAUSE_ERROR) + && (!prec && ((hx & 0x7fffffff) < 0x00800000 + || (hy & 0x7fffffff) < 0x00800000))) { + /* FPU error because of denormal (floats) */ + if ((finsn & 0xf00f) == 0xf000) + hx = float32_add(hx, hy); + else + hx = float32_sub(hx, hy); + tsk->thread.fpu.hard.fp_regs[n] = hx; + } else + return 0; + + regs->pc = nextpc; + return 1; + } else if ((finsn & 0xf003) == 0xf003) { + /* fdiv */ + struct task_struct *tsk = current; + int fpscr; + int n, m, prec; + unsigned int hx, hy; + + n = (finsn >> 8) & 0xf; + m = (finsn >> 4) & 0xf; + hx = tsk->thread.fpu.hard.fp_regs[n]; + hy = tsk->thread.fpu.hard.fp_regs[m]; + fpscr = tsk->thread.fpu.hard.fpscr; + prec = fpscr & FPSCR_DBL_PRECISION; + + if ((fpscr & FPSCR_CAUSE_ERROR) + && (prec && ((hx & 0x7fffffff) < 0x00100000 + || (hy & 0x7fffffff) < 0x00100000))) { + long long llx, lly; + + /* FPU error because of denormal (doubles) */ + llx = ((long long)hx << 32) + | tsk->thread.fpu.hard.fp_regs[n + 1]; + lly = ((long long)hy << 32) + | tsk->thread.fpu.hard.fp_regs[m + 1]; + + llx = float64_div(llx, lly); + + tsk->thread.fpu.hard.fp_regs[n] = llx >> 32; + tsk->thread.fpu.hard.fp_regs[n + 1] = llx & 0xffffffff; + } else if ((fpscr & FPSCR_CAUSE_ERROR) + && (!prec && ((hx & 0x7fffffff) < 0x00800000 + || (hy & 0x7fffffff) < 0x00800000))) { + /* FPU error because of denormal (floats) */ + hx = float32_div(hx, hy); + tsk->thread.fpu.hard.fp_regs[n] = hx; } else - force_sig(SIGFPE, tsk); + return 0; regs->pc = nextpc; return 1; @@ -293,27 +421,48 @@ ieee_fpe_handler (struct pt_regs *regs) return 0; } -asmlinkage void -do_fpu_error(unsigned long r4, unsigned long r5, unsigned long r6, - unsigned long r7, struct pt_regs __regs) +void float_raise(unsigned int flags) +{ + fpu_exception_flags |= flags; +} + +int float_rounding_mode(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); struct task_struct *tsk = current; + int roundingMode = FPSCR_ROUNDING_MODE(tsk->thread.fpu.hard.fpscr); + return roundingMode; +} - if (ieee_fpe_handler(regs)) - return; +BUILD_TRAP_HANDLER(fpu_error) +{ + struct task_struct *tsk = current; + TRAP_HANDLER_DECL; - regs->pc += 2; save_fpu(tsk, regs); + fpu_exception_flags = 0; + if (ieee_fpe_handler(regs)) { + tsk->thread.fpu.hard.fpscr &= + ~(FPSCR_CAUSE_MASK | FPSCR_FLAG_MASK); + tsk->thread.fpu.hard.fpscr |= fpu_exception_flags; + /* Set the FPSCR flag as well as cause bits - simply + * replicate the cause */ + tsk->thread.fpu.hard.fpscr |= (fpu_exception_flags >> 10); + grab_fpu(regs); + restore_fpu(tsk); + set_tsk_thread_flag(tsk, TIF_USEDFPU); + if ((((tsk->thread.fpu.hard.fpscr & FPSCR_ENABLE_MASK) >> 7) & + (fpu_exception_flags >> 2)) == 0) { + return; + } + } + force_sig(SIGFPE, tsk); } -asmlinkage void -do_fpu_state_restore(unsigned long r4, unsigned long r5, unsigned long r6, - unsigned long r7, struct pt_regs __regs) +BUILD_TRAP_HANDLER(fpu_state_restore) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); struct task_struct *tsk = current; + TRAP_HANDLER_DECL; grab_fpu(regs); if (!user_mode(regs)) { @@ -324,7 +473,7 @@ do_fpu_state_restore(unsigned long r4, unsigned long r5, unsigned long r6, if (used_math()) { /* Using the FPU again. */ restore_fpu(tsk); - } else { + } else { /* First time FPU user. */ fpu_init(); set_used_math(); diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index bc9c28a..f2b9238 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -98,6 +98,8 @@ int __init detect_cpu_and_cache_system(void) case 0x200A: if (prr == 0x61) boot_cpu_data.type = CPU_SH7781; + else if (prr == 0xa1) + boot_cpu_data.type = CPU_SH7763; else boot_cpu_data.type = CPU_SH7780; diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c index 523f68a..ae3603a 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c @@ -126,12 +126,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(REF, REF_RCMI, REF_ROVI), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF, 3), - INTC_PRIO(SCI1, 3), - INTC_PRIO(DMAC, 7), -}; - static struct intc_prio_reg prio_registers[] __initdata = { { 0xffd00004, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, { 0xffd00008, 0, 16, 4, /* IPRB */ { WDT, REF, SCI1, 0 } }, @@ -143,7 +137,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7750", vectors, groups, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); /* SH7750, SH7750S, SH7751 and SH7091 all have 4-channel DMA controllers */ #if defined(CONFIG_CPU_SUBTYPE_SH7750) || \ @@ -163,7 +157,7 @@ static struct intc_group groups_dma4[] __initdata = { static DECLARE_INTC_DESC(intc_desc_dma4, "sh7750_dma4", vectors_dma4, groups_dma4, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); #endif /* SH7750R and SH7751R both have 8-channel DMA controllers */ @@ -184,7 +178,7 @@ static struct intc_group groups_dma8[] __initdata = { static DECLARE_INTC_DESC(intc_desc_dma8, "sh7750_dma8", vectors_dma8, groups_dma8, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); #endif /* SH7750R, SH7751 and SH7751R all have two extra timer channels */ @@ -205,7 +199,7 @@ static struct intc_mask_reg mask_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_tmu34, "sh7750_tmu34", - vectors_tmu34, NULL, priorities, + vectors_tmu34, NULL, mask_registers, prio_registers, NULL); #endif @@ -216,7 +210,7 @@ static struct intc_vect vectors_irlm[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irlm, "sh7750_irlm", vectors_irlm, NULL, - priorities, NULL, prio_registers, NULL); + NULL, prio_registers, NULL); /* SH7751 and SH7751R both have PCI */ #if defined(CONFIG_CPU_SUBTYPE_SH7751) || defined(CONFIG_CPU_SUBTYPE_SH7751R) @@ -233,7 +227,7 @@ static struct intc_group groups_pci[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_pci, "sh7750_pci", vectors_pci, groups_pci, - priorities, mask_registers, prio_registers, NULL); + mask_registers, prio_registers, NULL); #endif #if defined(CONFIG_CPU_SUBTYPE_SH7750) || \ diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7760.c b/arch/sh/kernel/cpu/sh4/setup-sh7760.c index 7a898cb..85f8157 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7760.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7760.c @@ -92,15 +92,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(REF, REF_RCMI, REF_ROVI), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF0, 3), - INTC_PRIO(SCIF1, 3), - INTC_PRIO(SCIF2, 3), - INTC_PRIO(SIM, 3), - INTC_PRIO(DMAC, 7), - INTC_PRIO(DMABRG, 13), -}; - static struct intc_mask_reg mask_registers[] __initdata = { { 0xfe080040, 0xfe080060, 32, /* INTMSK00 / INTMSKCLR00 */ { IRQ4, IRQ5, IRQ6, IRQ7, 0, 0, HCAN20, HCAN21, @@ -132,7 +123,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc, "sh7760", vectors, groups, - priorities, mask_registers, prio_registers, NULL); + mask_registers, prio_registers, NULL); static struct intc_vect vectors_irq[] __initdata = { INTC_VECT(IRL0, 0x240), INTC_VECT(IRL1, 0x2a0), @@ -140,7 +131,7 @@ static struct intc_vect vectors_irq[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irq, "sh7760-irq", vectors_irq, groups, - priorities, mask_registers, prio_registers, NULL); + mask_registers, prio_registers, NULL); static struct plat_sci_port sci_platform_data[] = { { diff --git a/arch/sh/kernel/cpu/sh4/softfloat.c b/arch/sh/kernel/cpu/sh4/softfloat.c new file mode 100644 index 0000000..7b2d337 --- /dev/null +++ b/arch/sh/kernel/cpu/sh4/softfloat.c @@ -0,0 +1,892 @@ +/* + * Floating point emulation support for subnormalised numbers on SH4 + * architecture This file is derived from the SoftFloat IEC/IEEE + * Floating-point Arithmetic Package, Release 2 the original license of + * which is reproduced below. + * + * ======================================================================== + * + * This C source file is part of the SoftFloat IEC/IEEE Floating-point + * Arithmetic Package, Release 2. + * + * Written by John R. Hauser. This work was made possible in part by the + * International Computer Science Institute, located at Suite 600, 1947 Center + * Street, Berkeley, California 94704. Funding was partially provided by the + * National Science Foundation under grant MIP-9311980. The original version + * of this code was written as part of a project to build a fixed-point vector + * processor in collaboration with the University of California at Berkeley, + * overseen by Profs. Nelson Morgan and John Wawrzynek. More information + * is available through the web page `http://HTTP.CS.Berkeley.EDU/~jhauser/ + * arithmetic/softfloat.html'. + * + * THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort + * has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT + * TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO + * PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY + * AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. + * + * Derivative works are acceptable, even for commercial purposes, so long as + * (1) they include prominent notice that the work is derivative, and (2) they + * include prominent notice akin to these three paragraphs for those parts of + * this code that are retained. + * + * ======================================================================== + * + * SH4 modifications by Ismail Dhaoui <ismail.dhaoui@st.com> + * and Kamel Khelifi <kamel.khelifi@st.com> + */ +#include <linux/kernel.h> +#include <asm/cpu/fpu.h> + +#define LIT64( a ) a##LL + +typedef char flag; +typedef unsigned char uint8; +typedef signed char int8; +typedef int uint16; +typedef int int16; +typedef unsigned int uint32; +typedef signed int int32; + +typedef unsigned long long int bits64; +typedef signed long long int sbits64; + +typedef unsigned char bits8; +typedef signed char sbits8; +typedef unsigned short int bits16; +typedef signed short int sbits16; +typedef unsigned int bits32; +typedef signed int sbits32; + +typedef unsigned long long int uint64; +typedef signed long long int int64; + +typedef unsigned long int float32; +typedef unsigned long long float64; + +extern void float_raise(unsigned int flags); /* in fpu.c */ +extern int float_rounding_mode(void); /* in fpu.c */ + +inline bits64 extractFloat64Frac(float64 a); +inline flag extractFloat64Sign(float64 a); +inline int16 extractFloat64Exp(float64 a); +inline int16 extractFloat32Exp(float32 a); +inline flag extractFloat32Sign(float32 a); +inline bits32 extractFloat32Frac(float32 a); +inline float64 packFloat64(flag zSign, int16 zExp, bits64 zSig); +inline void shift64RightJamming(bits64 a, int16 count, bits64 * zPtr); +inline float32 packFloat32(flag zSign, int16 zExp, bits32 zSig); +inline void shift32RightJamming(bits32 a, int16 count, bits32 * zPtr); +float64 float64_sub(float64 a, float64 b); +float32 float32_sub(float32 a, float32 b); +float32 float32_add(float32 a, float32 b); +float64 float64_add(float64 a, float64 b); +float64 float64_div(float64 a, float64 b); +float32 float32_div(float32 a, float32 b); +float32 float32_mul(float32 a, float32 b); +float64 float64_mul(float64 a, float64 b); +inline void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, + bits64 * z1Ptr); +inline void sub128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, + bits64 * z1Ptr); +inline void mul64To128(bits64 a, bits64 b, bits64 * z0Ptr, bits64 * z1Ptr); + +static int8 countLeadingZeros32(bits32 a); +static int8 countLeadingZeros64(bits64 a); +static float64 normalizeRoundAndPackFloat64(flag zSign, int16 zExp, + bits64 zSig); +static float64 subFloat64Sigs(float64 a, float64 b, flag zSign); +static float64 addFloat64Sigs(float64 a, float64 b, flag zSign); +static float32 roundAndPackFloat32(flag zSign, int16 zExp, bits32 zSig); +static float32 normalizeRoundAndPackFloat32(flag zSign, int16 zExp, + bits32 zSig); +static float64 roundAndPackFloat64(flag zSign, int16 zExp, bits64 zSig); +static float32 subFloat32Sigs(float32 a, float32 b, flag zSign); +static float32 addFloat32Sigs(float32 a, float32 b, flag zSign); +static void normalizeFloat64Subnormal(bits64 aSig, int16 * zExpPtr, + bits64 * zSigPtr); +static bits64 estimateDiv128To64(bits64 a0, bits64 a1, bits64 b); +static void normalizeFloat32Subnormal(bits32 aSig, int16 * zExpPtr, + bits32 * zSigPtr); + +inline bits64 extractFloat64Frac(float64 a) +{ + return a & LIT64(0x000FFFFFFFFFFFFF); +} + +inline flag extractFloat64Sign(float64 a) +{ + return a >> 63; +} + +inline int16 extractFloat64Exp(float64 a) +{ + return (a >> 52) & 0x7FF; +} + +inline int16 extractFloat32Exp(float32 a) +{ + return (a >> 23) & 0xFF; +} + +inline flag extractFloat32Sign(float32 a) +{ + return a >> 31; +} + +inline bits32 extractFloat32Frac(float32 a) +{ + return a & 0x007FFFFF; +} + +inline float64 packFloat64(flag zSign, int16 zExp, bits64 zSig) +{ + return (((bits64) zSign) << 63) + (((bits64) zExp) << 52) + zSig; +} + +inline void shift64RightJamming(bits64 a, int16 count, bits64 * zPtr) +{ + bits64 z; + + if (count == 0) { + z = a; + } else if (count < 64) { + z = (a >> count) | ((a << ((-count) & 63)) != 0); + } else { + z = (a != 0); + } + *zPtr = z; +} + +static int8 countLeadingZeros32(bits32 a) +{ + static const int8 countLeadingZerosHigh[] = { + 8, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + }; + int8 shiftCount; + + shiftCount = 0; + if (a < 0x10000) { + shiftCount += 16; + a <<= 16; + } + if (a < 0x1000000) { + shiftCount += 8; + a <<= 8; + } + shiftCount += countLeadingZerosHigh[a >> 24]; + return shiftCount; + +} + +static int8 countLeadingZeros64(bits64 a) +{ + int8 shiftCount; + + shiftCount = 0; + if (a < ((bits64) 1) << 32) { + shiftCount += 32; + } else { + a >>= 32; + } + shiftCount += countLeadingZeros32(a); + return shiftCount; + +} + +static float64 normalizeRoundAndPackFloat64(flag zSign, int16 zExp, bits64 zSig) +{ + int8 shiftCount; + + shiftCount = countLeadingZeros64(zSig) - 1; + return roundAndPackFloat64(zSign, zExp - shiftCount, + zSig << shiftCount); + +} + +static float64 subFloat64Sigs(float64 a, float64 b, flag zSign) +{ + int16 aExp, bExp, zExp; + bits64 aSig, bSig, zSig; + int16 expDiff; + + aSig = extractFloat64Frac(a); + aExp = extractFloat64Exp(a); + bSig = extractFloat64Frac(b); + bExp = extractFloat64Exp(b); + expDiff = aExp - bExp; + aSig <<= 10; + bSig <<= 10; + if (0 < expDiff) + goto aExpBigger; + if (expDiff < 0) + goto bExpBigger; + if (aExp == 0) { + aExp = 1; + bExp = 1; + } + if (bSig < aSig) + goto aBigger; + if (aSig < bSig) + goto bBigger; + return packFloat64(float_rounding_mode() == FPSCR_RM_ZERO, 0, 0); + bExpBigger: + if (bExp == 0x7FF) { + return packFloat64(zSign ^ 1, 0x7FF, 0); + } + if (aExp == 0) { + ++expDiff; + } else { + aSig |= LIT64(0x4000000000000000); + } + shift64RightJamming(aSig, -expDiff, &aSig); + bSig |= LIT64(0x4000000000000000); + bBigger: + zSig = bSig - aSig; + zExp = bExp; + zSign ^= 1; + goto normalizeRoundAndPack; + aExpBigger: + if (aExp == 0x7FF) { + return a; + } + if (bExp == 0) { + --expDiff; + } else { + bSig |= LIT64(0x4000000000000000); + } + shift64RightJamming(bSig, expDiff, &bSig); + aSig |= LIT64(0x4000000000000000); + aBigger: + zSig = aSig - bSig; + zExp = aExp; + normalizeRoundAndPack: + --zExp; + return normalizeRoundAndPackFloat64(zSign, zExp, zSig); + +} +static float64 addFloat64Sigs(float64 a, float64 b, flag zSign) +{ + int16 aExp, bExp, zExp; + bits64 aSig, bSig, zSig; + int16 expDiff; + + aSig = extractFloat64Frac(a); + aExp = extractFloat64Exp(a); + bSig = extractFloat64Frac(b); + bExp = extractFloat64Exp(b); + expDiff = aExp - bExp; + aSig <<= 9; + bSig <<= 9; + if (0 < expDiff) { + if (aExp == 0x7FF) { + return a; + } + if (bExp == 0) { + --expDiff; + } else { + bSig |= LIT64(0x2000000000000000); + } + shift64RightJamming(bSig, expDiff, &bSig); + zExp = aExp; + } else if (expDiff < 0) { + if (bExp == 0x7FF) { + return packFloat64(zSign, 0x7FF, 0); + } + if (aExp == 0) { + ++expDiff; + } else { + aSig |= LIT64(0x2000000000000000); + } + shift64RightJamming(aSig, -expDiff, &aSig); + zExp = bExp; + } else { + if (aExp == 0x7FF) { + return a; + } + if (aExp == 0) + return packFloat64(zSign, 0, (aSig + bSig) >> 9); + zSig = LIT64(0x4000000000000000) + aSig + bSig; + zExp = aExp; + goto roundAndPack; + } + aSig |= LIT64(0x2000000000000000); + zSig = (aSig + bSig) << 1; + --zExp; + if ((sbits64) zSig < 0) { + zSig = aSig + bSig; + ++zExp; + } + roundAndPack: + return roundAndPackFloat64(zSign, zExp, zSig); + +} + +inline float32 packFloat32(flag zSign, int16 zExp, bits32 zSig) +{ + return (((bits32) zSign) << 31) + (((bits32) zExp) << 23) + zSig; +} + +inline void shift32RightJamming(bits32 a, int16 count, bits32 * zPtr) +{ + bits32 z; + if (count == 0) { + z = a; + } else if (count < 32) { + z = (a >> count) | ((a << ((-count) & 31)) != 0); + } else { + z = (a != 0); + } + *zPtr = z; +} + +static float32 roundAndPackFloat32(flag zSign, int16 zExp, bits32 zSig) +{ + flag roundNearestEven; + int8 roundIncrement, roundBits; + flag isTiny; + + /* SH4 has only 2 rounding modes - round to nearest and round to zero */ + roundNearestEven = (float_rounding_mode() == FPSCR_RM_NEAREST); + roundIncrement = 0x40; + if (!roundNearestEven) { + roundIncrement = 0; + } + roundBits = zSig & 0x7F; + if (0xFD <= (bits16) zExp) { + if ((0xFD < zExp) + || ((zExp == 0xFD) + && ((sbits32) (zSig + roundIncrement) < 0)) + ) { + float_raise(FPSCR_CAUSE_OVERFLOW | FPSCR_CAUSE_INEXACT); + return packFloat32(zSign, 0xFF, + 0) - (roundIncrement == 0); + } + if (zExp < 0) { + isTiny = (zExp < -1) + || (zSig + roundIncrement < 0x80000000); + shift32RightJamming(zSig, -zExp, &zSig); + zExp = 0; + roundBits = zSig & 0x7F; + if (isTiny && roundBits) + float_raise(FPSCR_CAUSE_UNDERFLOW); + } + } + if (roundBits) + float_raise(FPSCR_CAUSE_INEXACT); + zSig = (zSig + roundIncrement) >> 7; + zSig &= ~(((roundBits ^ 0x40) == 0) & roundNearestEven); + if (zSig == 0) + zExp = 0; + return packFloat32(zSign, zExp, zSig); + +} + +static float32 normalizeRoundAndPackFloat32(flag zSign, int16 zExp, bits32 zSig) +{ + int8 shiftCount; + + shiftCount = countLeadingZeros32(zSig) - 1; + return roundAndPackFloat32(zSign, zExp - shiftCount, + zSig << shiftCount); +} + +static float64 roundAndPackFloat64(flag zSign, int16 zExp, bits64 zSig) +{ + flag roundNearestEven; + int16 roundIncrement, roundBits; + flag isTiny; + + /* SH4 has only 2 rounding modes - round to nearest and round to zero */ + roundNearestEven = (float_rounding_mode() == FPSCR_RM_NEAREST); + roundIncrement = 0x200; + if (!roundNearestEven) { + roundIncrement = 0; + } + roundBits = zSig & 0x3FF; + if (0x7FD <= (bits16) zExp) { + if ((0x7FD < zExp) + || ((zExp == 0x7FD) + && ((sbits64) (zSig + roundIncrement) < 0)) + ) { + float_raise(FPSCR_CAUSE_OVERFLOW | FPSCR_CAUSE_INEXACT); + return packFloat64(zSign, 0x7FF, + 0) - (roundIncrement == 0); + } + if (zExp < 0) { + isTiny = (zExp < -1) + || (zSig + roundIncrement < + LIT64(0x8000000000000000)); + shift64RightJamming(zSig, -zExp, &zSig); + zExp = 0; + roundBits = zSig & 0x3FF; + if (isTiny && roundBits) + float_raise(FPSCR_CAUSE_UNDERFLOW); + } + } + if (roundBits) + float_raise(FPSCR_CAUSE_INEXACT); + zSig = (zSig + roundIncrement) >> 10; + zSig &= ~(((roundBits ^ 0x200) == 0) & roundNearestEven); + if (zSig == 0) + zExp = 0; + return packFloat64(zSign, zExp, zSig); + +} + +static float32 subFloat32Sigs(float32 a, float32 b, flag zSign) +{ + int16 aExp, bExp, zExp; + bits32 aSig, bSig, zSig; + int16 expDiff; + + aSig = extractFloat32Frac(a); + aExp = extractFloat32Exp(a); + bSig = extractFloat32Frac(b); + bExp = extractFloat32Exp(b); + expDiff = aExp - bExp; + aSig <<= 7; + bSig <<= 7; + if (0 < expDiff) + goto aExpBigger; + if (expDiff < 0) + goto bExpBigger; + if (aExp == 0) { + aExp = 1; + bExp = 1; + } + if (bSig < aSig) + goto aBigger; + if (aSig < bSig) + goto bBigger; + return packFloat32(float_rounding_mode() == FPSCR_RM_ZERO, 0, 0); + bExpBigger: + if (bExp == 0xFF) { + return packFloat32(zSign ^ 1, 0xFF, 0); + } + if (aExp == 0) { + ++expDiff; + } else { + aSig |= 0x40000000; + } + shift32RightJamming(aSig, -expDiff, &aSig); + bSig |= 0x40000000; + bBigger: + zSig = bSig - aSig; + zExp = bExp; + zSign ^= 1; + goto normalizeRoundAndPack; + aExpBigger: + if (aExp == 0xFF) { + return a; + } + if (bExp == 0) { + --expDiff; + } else { + bSig |= 0x40000000; + } + shift32RightJamming(bSig, expDiff, &bSig); + aSig |= 0x40000000; + aBigger: + zSig = aSig - bSig; + zExp = aExp; + normalizeRoundAndPack: + --zExp; + return normalizeRoundAndPackFloat32(zSign, zExp, zSig); + +} + +static float32 addFloat32Sigs(float32 a, float32 b, flag zSign) +{ + int16 aExp, bExp, zExp; + bits32 aSig, bSig, zSig; + int16 expDiff; + + aSig = extractFloat32Frac(a); + aExp = extractFloat32Exp(a); + bSig = extractFloat32Frac(b); + bExp = extractFloat32Exp(b); + expDiff = aExp - bExp; + aSig <<= 6; + bSig <<= 6; + if (0 < expDiff) { + if (aExp == 0xFF) { + return a; + } + if (bExp == 0) { + --expDiff; + } else { + bSig |= 0x20000000; + } + shift32RightJamming(bSig, expDiff, &bSig); + zExp = aExp; + } else if (expDiff < 0) { + if (bExp == 0xFF) { + return packFloat32(zSign, 0xFF, 0); + } + if (aExp == 0) { + ++expDiff; + } else { + aSig |= 0x20000000; + } + shift32RightJamming(aSig, -expDiff, &aSig); + zExp = bExp; + } else { + if (aExp == 0xFF) { + return a; + } + if (aExp == 0) + return packFloat32(zSign, 0, (aSig + bSig) >> 6); + zSig = 0x40000000 + aSig + bSig; + zExp = aExp; + goto roundAndPack; + } + aSig |= 0x20000000; + zSig = (aSig + bSig) << 1; + --zExp; + if ((sbits32) zSig < 0) { + zSig = aSig + bSig; + ++zExp; + } + roundAndPack: + return roundAndPackFloat32(zSign, zExp, zSig); + +} + +float64 float64_sub(float64 a, float64 b) +{ + flag aSign, bSign; + + aSign = extractFloat64Sign(a); + bSign = extractFloat64Sign(b); + if (aSign == bSign) { + return subFloat64Sigs(a, b, aSign); + } else { + return addFloat64Sigs(a, b, aSign); + } + +} + +float32 float32_sub(float32 a, float32 b) +{ + flag aSign, bSign; + + aSign = extractFloat32Sign(a); + bSign = extractFloat32Sign(b); + if (aSign == bSign) { + return subFloat32Sigs(a, b, aSign); + } else { + return addFloat32Sigs(a, b, aSign); + } + +} + +float32 float32_add(float32 a, float32 b) +{ + flag aSign, bSign; + + aSign = extractFloat32Sign(a); + bSign = extractFloat32Sign(b); + if (aSign == bSign) { + return addFloat32Sigs(a, b, aSign); + } else { + return subFloat32Sigs(a, b, aSign); + } + +} + +float64 float64_add(float64 a, float64 b) +{ + flag aSign, bSign; + + aSign = extractFloat64Sign(a); + bSign = extractFloat64Sign(b); + if (aSign == bSign) { + return addFloat64Sigs(a, b, aSign); + } else { + return subFloat64Sigs(a, b, aSign); + } +} + +static void +normalizeFloat64Subnormal(bits64 aSig, int16 * zExpPtr, bits64 * zSigPtr) +{ + int8 shiftCount; + + shiftCount = countLeadingZeros64(aSig) - 11; + *zSigPtr = aSig << shiftCount; + *zExpPtr = 1 - shiftCount; +} + +inline void add128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, + bits64 * z1Ptr) +{ + bits64 z1; + + z1 = a1 + b1; + *z1Ptr = z1; + *z0Ptr = a0 + b0 + (z1 < a1); +} + +inline void +sub128(bits64 a0, bits64 a1, bits64 b0, bits64 b1, bits64 * z0Ptr, + bits64 * z1Ptr) +{ + *z1Ptr = a1 - b1; + *z0Ptr = a0 - b0 - (a1 < b1); +} + +static bits64 estimateDiv128To64(bits64 a0, bits64 a1, bits64 b) +{ + bits64 b0, b1; + bits64 rem0, rem1, term0, term1; + bits64 z; + if (b <= a0) + return LIT64(0xFFFFFFFFFFFFFFFF); + b0 = b >> 32; + z = (b0 << 32 <= a0) ? LIT64(0xFFFFFFFF00000000) : (a0 / b0) << 32; + mul64To128(b, z, &term0, &term1); + sub128(a0, a1, term0, term1, &rem0, &rem1); + while (((sbits64) rem0) < 0) { + z -= LIT64(0x100000000); + b1 = b << 32; + add128(rem0, rem1, b0, b1, &rem0, &rem1); + } + rem0 = (rem0 << 32) | (rem1 >> 32); + z |= (b0 << 32 <= rem0) ? 0xFFFFFFFF : rem0 / b0; + return z; +} + +inline void mul64To128(bits64 a, bits64 b, bits64 * z0Ptr, bits64 * z1Ptr) +{ + bits32 aHigh, aLow, bHigh, bLow; + bits64 z0, zMiddleA, zMiddleB, z1; + + aLow = a; + aHigh = a >> 32; + bLow = b; + bHigh = b >> 32; + z1 = ((bits64) aLow) * bLow; + zMiddleA = ((bits64) aLow) * bHigh; + zMiddleB = ((bits64) aHigh) * bLow; + z0 = ((bits64) aHigh) * bHigh; + zMiddleA += zMiddleB; + z0 += (((bits64) (zMiddleA < zMiddleB)) << 32) + (zMiddleA >> 32); + zMiddleA <<= 32; + z1 += zMiddleA; + z0 += (z1 < zMiddleA); + *z1Ptr = z1; + *z0Ptr = z0; + +} + +static void normalizeFloat32Subnormal(bits32 aSig, int16 * zExpPtr, + bits32 * zSigPtr) +{ + int8 shiftCount; + + shiftCount = countLeadingZeros32(aSig) - 8; + *zSigPtr = aSig << shiftCount; + *zExpPtr = 1 - shiftCount; + +} + +float64 float64_div(float64 a, float64 b) +{ + flag aSign, bSign, zSign; + int16 aExp, bExp, zExp; + bits64 aSig, bSig, zSig; + bits64 rem0, rem1; + bits64 term0, term1; + + aSig = extractFloat64Frac(a); + aExp = extractFloat64Exp(a); + aSign = extractFloat64Sign(a); + bSig = extractFloat64Frac(b); + bExp = extractFloat64Exp(b); + bSign = extractFloat64Sign(b); + zSign = aSign ^ bSign; + if (aExp == 0x7FF) { + if (bExp == 0x7FF) { + } + return packFloat64(zSign, 0x7FF, 0); + } + if (bExp == 0x7FF) { + return packFloat64(zSign, 0, 0); + } + if (bExp == 0) { + if (bSig == 0) { + if ((aExp | aSig) == 0) { + float_raise(FPSCR_CAUSE_INVALID); + } + return packFloat64(zSign, 0x7FF, 0); + } + normalizeFloat64Subnormal(bSig, &bExp, &bSig); + } + if (aExp == 0) { + if (aSig == 0) + return packFloat64(zSign, 0, 0); + normalizeFloat64Subnormal(aSig, &aExp, &aSig); + } + zExp = aExp - bExp + 0x3FD; + aSig = (aSig | LIT64(0x0010000000000000)) << 10; + bSig = (bSig | LIT64(0x0010000000000000)) << 11; + if (bSig <= (aSig + aSig)) { + aSig >>= 1; + ++zExp; + } + zSig = estimateDiv128To64(aSig, 0, bSig); + if ((zSig & 0x1FF) <= 2) { + mul64To128(bSig, zSig, &term0, &term1); + sub128(aSig, 0, term0, term1, &rem0, &rem1); + while ((sbits64) rem0 < 0) { + --zSig; + add128(rem0, rem1, 0, bSig, &rem0, &rem1); + } + zSig |= (rem1 != 0); + } + return roundAndPackFloat64(zSign, zExp, zSig); + +} + +float32 float32_div(float32 a, float32 b) +{ + flag aSign, bSign, zSign; + int16 aExp, bExp, zExp; + bits32 aSig, bSig, zSig; + + aSig = extractFloat32Frac(a); + aExp = extractFloat32Exp(a); + aSign = extractFloat32Sign(a); + bSig = extractFloat32Frac(b); + bExp = extractFloat32Exp(b); + bSign = extractFloat32Sign(b); + zSign = aSign ^ bSign; + if (aExp == 0xFF) { + if (bExp == 0xFF) { + } + return packFloat32(zSign, 0xFF, 0); + } + if (bExp == 0xFF) { + return packFloat32(zSign, 0, 0); + } + if (bExp == 0) { + if (bSig == 0) { + return packFloat32(zSign, 0xFF, 0); + } + normalizeFloat32Subnormal(bSig, &bExp, &bSig); + } + if (aExp == 0) { + if (aSig == 0) + return packFloat32(zSign, 0, 0); + normalizeFloat32Subnormal(aSig, &aExp, &aSig); + } + zExp = aExp - bExp + 0x7D; + aSig = (aSig | 0x00800000) << 7; + bSig = (bSig | 0x00800000) << 8; + if (bSig <= (aSig + aSig)) { + aSig >>= 1; + ++zExp; + } + zSig = (((bits64) aSig) << 32) / bSig; + if ((zSig & 0x3F) == 0) { + zSig |= (((bits64) bSig) * zSig != ((bits64) aSig) << 32); + } + return roundAndPackFloat32(zSign, zExp, zSig); + +} + +float32 float32_mul(float32 a, float32 b) +{ + char aSign, bSign, zSign; + int aExp, bExp, zExp; + unsigned int aSig, bSig; + unsigned long long zSig64; + unsigned int zSig; + + aSig = extractFloat32Frac(a); + aExp = extractFloat32Exp(a); + aSign = extractFloat32Sign(a); + bSig = extractFloat32Frac(b); + bExp = extractFloat32Exp(b); + bSign = extractFloat32Sign(b); + zSign = aSign ^ bSign; + if (aExp == 0) { + if (aSig == 0) + return packFloat32(zSign, 0, 0); + normalizeFloat32Subnormal(aSig, &aExp, &aSig); + } + if (bExp == 0) { + if (bSig == 0) + return packFloat32(zSign, 0, 0); + normalizeFloat32Subnormal(bSig, &bExp, &bSig); + } + if ((bExp == 0xff && bSig == 0) || (aExp == 0xff && aSig == 0)) + return roundAndPackFloat32(zSign, 0xff, 0); + + zExp = aExp + bExp - 0x7F; + aSig = (aSig | 0x00800000) << 7; + bSig = (bSig | 0x00800000) << 8; + shift64RightJamming(((unsigned long long)aSig) * bSig, 32, &zSig64); + zSig = zSig64; + if (0 <= (signed int)(zSig << 1)) { + zSig <<= 1; + --zExp; + } + return roundAndPackFloat32(zSign, zExp, zSig); + +} + +float64 float64_mul(float64 a, float64 b) +{ + char aSign, bSign, zSign; + int aExp, bExp, zExp; + unsigned long long int aSig, bSig, zSig0, zSig1; + + aSig = extractFloat64Frac(a); + aExp = extractFloat64Exp(a); + aSign = extractFloat64Sign(a); + bSig = extractFloat64Frac(b); + bExp = extractFloat64Exp(b); + bSign = extractFloat64Sign(b); + zSign = aSign ^ bSign; + + if (aExp == 0) { + if (aSig == 0) + return packFloat64(zSign, 0, 0); + normalizeFloat64Subnormal(aSig, &aExp, &aSig); + } + if (bExp == 0) { + if (bSig == 0) + return packFloat64(zSign, 0, 0); + normalizeFloat64Subnormal(bSig, &bExp, &bSig); + } + if ((aExp == 0x7ff && aSig == 0) || (bExp == 0x7ff && bSig == 0)) + return roundAndPackFloat64(zSign, 0x7ff, 0); + + zExp = aExp + bExp - 0x3FF; + aSig = (aSig | 0x0010000000000000LL) << 10; + bSig = (bSig | 0x0010000000000000LL) << 11; + mul64To128(aSig, bSig, &zSig0, &zSig1); + zSig0 |= (zSig1 != 0); + if (0 <= (signed long long int)(zSig0 << 1)) { + zSig0 <<= 1; + --zExp; + } + return roundAndPackFloat64(zSign, zExp, zSig0); +} diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index 2453987..08ac638 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -3,6 +3,7 @@ # # CPU subtype setup +obj-$(CONFIG_CPU_SUBTYPE_SH7763) += setup-sh7763.o obj-$(CONFIG_CPU_SUBTYPE_SH7770) += setup-sh7770.o obj-$(CONFIG_CPU_SUBTYPE_SH7780) += setup-sh7780.o obj-$(CONFIG_CPU_SUBTYPE_SH7785) += setup-sh7785.o @@ -14,6 +15,7 @@ obj-$(CONFIG_CPU_SUBTYPE_SHX3) += setup-shx3.o smp-$(CONFIG_CPU_SUBTYPE_SHX3) := smp-shx3.o # Primary on-chip clocks (common) +clock-$(CONFIG_CPU_SUBTYPE_SH7763) := clock-sh7763.o clock-$(CONFIG_CPU_SUBTYPE_SH7770) := clock-sh7770.o clock-$(CONFIG_CPU_SUBTYPE_SH7780) := clock-sh7780.o clock-$(CONFIG_CPU_SUBTYPE_SH7785) := clock-sh7785.o diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7763.c b/arch/sh/kernel/cpu/sh4a/clock-sh7763.c new file mode 100644 index 0000000..45889d4 --- /dev/null +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7763.c @@ -0,0 +1,126 @@ +/* + * arch/sh/kernel/cpu/sh4a/clock-sh7763.c + * + * SH7763 support for the clock framework + * + * Copyright (C) 2005 Paul Mundt + * Copyright (C) 2007 Yoshihiro Shimoda + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <asm/clock.h> +#include <asm/freq.h> +#include <asm/io.h> + +static int bfc_divisors[] = { 1, 1, 1, 8, 1, 1, 1, 1 }; +static int p0fc_divisors[] = { 1, 1, 1, 8, 1, 1, 1, 1 }; +static int p1fc_divisors[] = { 1, 1, 1, 16, 1, 1, 1, 1 }; +static int cfc_divisors[] = { 1, 1, 4, 1, 1, 1, 1, 1 }; + +static void master_clk_init(struct clk *clk) +{ + clk->rate *= p0fc_divisors[(ctrl_inl(FRQCR) >> 4) & 0x07]; +} + +static struct clk_ops sh7763_master_clk_ops = { + .init = master_clk_init, +}; + +static void module_clk_recalc(struct clk *clk) +{ + int idx = ((ctrl_inl(FRQCR) >> 4) & 0x07); + clk->rate = clk->parent->rate / p0fc_divisors[idx]; +} + +static struct clk_ops sh7763_module_clk_ops = { + .recalc = module_clk_recalc, +}; + +static void bus_clk_recalc(struct clk *clk) +{ + int idx = ((ctrl_inl(FRQCR) >> 16) & 0x07); + clk->rate = clk->parent->rate / bfc_divisors[idx]; +} + +static struct clk_ops sh7763_bus_clk_ops = { + .recalc = bus_clk_recalc, +}; + +static void cpu_clk_recalc(struct clk *clk) +{ + clk->rate = clk->parent->rate; +} + +static struct clk_ops sh7763_cpu_clk_ops = { + .recalc = cpu_clk_recalc, +}; + +static struct clk_ops *sh7763_clk_ops[] = { + &sh7763_master_clk_ops, + &sh7763_module_clk_ops, + &sh7763_bus_clk_ops, + &sh7763_cpu_clk_ops, +}; + +void __init arch_init_clk_ops(struct clk_ops **ops, int idx) +{ + if (idx < ARRAY_SIZE(sh7763_clk_ops)) + *ops = sh7763_clk_ops[idx]; +} + +static void shyway_clk_recalc(struct clk *clk) +{ + int idx = ((ctrl_inl(FRQCR) >> 20) & 0x07); + clk->rate = clk->parent->rate / cfc_divisors[idx]; +} + +static struct clk_ops sh7763_shyway_clk_ops = { + .recalc = shyway_clk_recalc, +}; + +static struct clk sh7763_shyway_clk = { + .name = "shyway_clk", + .flags = CLK_ALWAYS_ENABLED, + .ops = &sh7763_shyway_clk_ops, +}; + +/* + * Additional SH7763-specific on-chip clocks that aren't already part of the + * clock framework + */ +static struct clk *sh7763_onchip_clocks[] = { + &sh7763_shyway_clk, +}; + +static int __init sh7763_clk_init(void) +{ + struct clk *clk = clk_get(NULL, "master_clk"); + int i; + + for (i = 0; i < ARRAY_SIZE(sh7763_onchip_clocks); i++) { + struct clk *clkp = sh7763_onchip_clocks[i]; + + clkp->parent = clk; + clk_register(clkp); + clk_enable(clkp); + } + + /* + * Now that we have the rest of the clocks registered, we need to + * force the parent clock to propagate so that these clocks will + * automatically figure out their rate. We cheat by handing the + * parent clock its current rate and forcing child propagation. + */ + clk_set_rate(clk, clk_get_rate(clk)); + + clk_put(clk); + + return 0; +} + +arch_initcall(sh7763_clk_init); + diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index b9c6547..73c778d 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -157,14 +157,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(SDHI, SDHI0, SDHI1, SDHI2, SDHI3), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF0, 3), - INTC_PRIO(SCIF1, 3), - INTC_PRIO(SCIF2, 3), - INTC_PRIO(TMU0, 2), - INTC_PRIO(TMU1, 2), -}; - static struct intc_mask_reg mask_registers[] __initdata = { { 0xa4080080, 0xa40800c0, 8, /* IMR0 / IMCR0 */ { } }, @@ -217,7 +209,7 @@ static struct intc_sense_reg sense_registers[] __initdata = { { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_desc, "sh7722", vectors, groups, priorities, +static DECLARE_INTC_DESC(intc_desc, "sh7722", vectors, groups, mask_registers, prio_registers, sense_registers); void __init plat_irq_setup(void) diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c new file mode 100644 index 0000000..eabd538 --- /dev/null +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c @@ -0,0 +1,390 @@ +/* + * SH7763 Setup + * + * Copyright (C) 2006 Paul Mundt + * Copyright (C) 2007 Yoshihiro Shimoda + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/platform_device.h> +#include <linux/init.h> +#include <linux/serial.h> +#include <linux/io.h> +#include <asm/sci.h> + +static struct resource rtc_resources[] = { + [0] = { + .start = 0xffe80000, + .end = 0xffe80000 + 0x58 - 1, + .flags = IORESOURCE_IO, + }, + [1] = { + /* Period IRQ */ + .start = 21, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* Carry IRQ */ + .start = 22, + .flags = IORESOURCE_IRQ, + }, + [3] = { + /* Alarm IRQ */ + .start = 20, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device rtc_device = { + .name = "sh-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(rtc_resources), + .resource = rtc_resources, +}; + +static struct plat_sci_port sci_platform_data[] = { + { + .mapbase = 0xffe00000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 40, 41, 43, 42 }, + }, { + .mapbase = 0xffe08000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 76, 77, 79, 78 }, + }, { + .flags = 0, + } +}; + +static struct platform_device sci_device = { + .name = "sh-sci", + .id = -1, + .dev = { + .platform_data = sci_platform_data, + }, +}; + +static struct resource usb_ohci_resources[] = { + [0] = { + .start = 0xffec8000, + .end = 0xffec80ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 83, + .end = 83, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 usb_ohci_dma_mask = 0xffffffffUL; +static struct platform_device usb_ohci_device = { + .name = "sh_ohci", + .id = -1, + .dev = { + .dma_mask = &usb_ohci_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(usb_ohci_resources), + .resource = usb_ohci_resources, +}; + +static struct resource usbf_resources[] = { + [0] = { + .start = 0xffec0000, + .end = 0xffec00ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 84, + .end = 84, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usbf_device = { + .name = "sh_udc", + .id = -1, + .dev = { + .dma_mask = NULL, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(usbf_resources), + .resource = usbf_resources, +}; + +static struct platform_device *sh7763_devices[] __initdata = { + &rtc_device, + &sci_device, + &usb_ohci_device, + &usbf_device, +}; + +static int __init sh7763_devices_setup(void) +{ + return platform_add_devices(sh7763_devices, + ARRAY_SIZE(sh7763_devices)); +} +__initcall(sh7763_devices_setup); + +enum { + UNUSED = 0, + + /* interrupt sources */ + + IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, + IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, + IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, + IRL_HHLL, IRL_HHLH, IRL_HHHL, + + IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, + RTC_ATI, RTC_PRI, RTC_CUI, + WDT, TMU0, TMU1, TMU2, TMU2_TICPI, + HUDI, LCDC, + DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3, DMAC0_DMAE, + SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, + DMAC0_DMINT4, DMAC0_DMINT5, + IIC0, IIC1, + CMT, + GEINT0, GEINT1, GEINT2, + HAC, + PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, + PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0, + STIF0, STIF1, + SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, + SIOF0, SIOF1, SIOF2, + USBH, USBFI0, USBFI1, + TPU, PCC, + MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY, + SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND, + TMU3, TMU4, TMU5, ADC, SSI0, SSI1, SSI2, SSI3, + SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI, + GPIO_CH0, GPIO_CH1, GPIO_CH2, GPIO_CH3, + + /* interrupt groups */ + + TMU012, TMU345, RTC, DMAC, SCIF0, GETHER, PCIC5, + SCIF1, USBF, MMCIF, SIM, SCIF2, GPIO, +}; + +static struct intc_vect vectors[] __initdata = { + INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0), + INTC_VECT(RTC_CUI, 0x4c0), + INTC_VECT(WDT, 0x560), INTC_VECT(TMU0, 0x580), + INTC_VECT(TMU1, 0x5a0), INTC_VECT(TMU2, 0x5c0), + INTC_VECT(TMU2_TICPI, 0x5e0), INTC_VECT(HUDI, 0x600), + INTC_VECT(LCDC, 0x620), + INTC_VECT(DMAC0_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660), + INTC_VECT(DMAC0_DMINT2, 0x680), INTC_VECT(DMAC0_DMINT3, 0x6a0), + INTC_VECT(DMAC0_DMAE, 0x6c0), + INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720), + INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760), + INTC_VECT(DMAC0_DMINT4, 0x780), INTC_VECT(DMAC0_DMINT5, 0x7a0), + INTC_VECT(IIC0, 0x8A0), INTC_VECT(IIC1, 0x8C0), + INTC_VECT(CMT, 0x900), INTC_VECT(GEINT0, 0x920), + INTC_VECT(GEINT1, 0x940), INTC_VECT(GEINT2, 0x960), + INTC_VECT(HAC, 0x980), + INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20), + INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60), + INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIERR, 0xaa0), + INTC_VECT(PCIPWD3, 0xac0), INTC_VECT(PCIPWD2, 0xae0), + INTC_VECT(PCIPWD1, 0xb00), INTC_VECT(PCIPWD0, 0xb20), + INTC_VECT(STIF0, 0xb40), INTC_VECT(STIF1, 0xb60), + INTC_VECT(SCIF1_ERI, 0xb80), INTC_VECT(SCIF1_RXI, 0xba0), + INTC_VECT(SCIF1_BRI, 0xbc0), INTC_VECT(SCIF1_TXI, 0xbe0), + INTC_VECT(SIOF0, 0xc00), INTC_VECT(SIOF1, 0xc20), + INTC_VECT(USBH, 0xc60), INTC_VECT(USBFI0, 0xc80), + INTC_VECT(USBFI1, 0xca0), + INTC_VECT(TPU, 0xcc0), INTC_VECT(PCC, 0xce0), + INTC_VECT(MMCIF_FSTAT, 0xd00), INTC_VECT(MMCIF_TRAN, 0xd20), + INTC_VECT(MMCIF_ERR, 0xd40), INTC_VECT(MMCIF_FRDY, 0xd60), + INTC_VECT(SIM_ERI, 0xd80), INTC_VECT(SIM_RXI, 0xda0), + INTC_VECT(SIM_TXI, 0xdc0), INTC_VECT(SIM_TEND, 0xde0), + INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20), + INTC_VECT(TMU5, 0xe40), INTC_VECT(ADC, 0xe60), + INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0), + INTC_VECT(SSI2, 0xec0), INTC_VECT(SSI3, 0xee0), + INTC_VECT(SCIF1_ERI, 0xf00), INTC_VECT(SCIF1_RXI, 0xf20), + INTC_VECT(SCIF1_BRI, 0xf40), INTC_VECT(SCIF1_TXI, 0xf60), + INTC_VECT(GPIO_CH0, 0xf80), INTC_VECT(GPIO_CH1, 0xfa0), + INTC_VECT(GPIO_CH2, 0xfc0), INTC_VECT(GPIO_CH3, 0xfe0), +}; + +static struct intc_group groups[] __initdata = { + INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI), + INTC_GROUP(TMU345, TMU3, TMU4, TMU5), + INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI), + INTC_GROUP(DMAC, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, + DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE), + INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI), + INTC_GROUP(GETHER, GEINT0, GEINT1, GEINT2), + INTC_GROUP(PCIC5, PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0), + INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI), + INTC_GROUP(USBF, USBFI0, USBFI1), + INTC_GROUP(MMCIF, MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY), + INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND), + INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI), + INTC_GROUP(GPIO, GPIO_CH0, GPIO_CH1, GPIO_CH2, GPIO_CH3), +}; + +static struct intc_prio priorities[] __initdata = { + INTC_PRIO(SCIF0, 3), + INTC_PRIO(SCIF1, 3), + INTC_PRIO(SCIF2, 3), +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */ + { 0, 0, 0, 0, 0, 0, GPIO, 0, + SSI0, MMCIF, 0, SIOF0, PCIC5, PCIINTD, PCIINTC, PCIINTB, + PCIINTA, PCISERR, HAC, CMT, 0, 0, 0, DMAC, + HUDI, 0, WDT, SCIF1, SCIF0, RTC, TMU345, TMU012 } }, + { 0xffd400d0, 0xffd400d4, 32, /* INT2MSKR1 / INT2MSKCR1 */ + { 0, 0, 0, 0, 0, 0, SCIF2, USBF, + 0, 0, STIF1, STIF0, 0, 0, USBH, GETHER, + PCC, 0, 0, ADC, TPU, SIM, SIOF2, SIOF1, + LCDC, 0, IIC1, IIC0, SSI3, SSI2, SSI1, 0 } }, +}; + +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, + TMU2, TMU2_TICPI } }, + { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } }, + { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } }, + { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { HUDI, DMAC, ADC } }, + { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { CMT, HAC, + PCISERR, PCIINTA } }, + { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC, + PCIINTD, PCIC5 } }, + { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { SIOF0, USBF, MMCIF, SSI0 } }, + { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SCIF2, GPIO } }, + { 0xffd400a0, 0, 32, 8, /* INT2PRI8 */ { SSI3, SSI2, SSI1, 0 } }, + { 0xffd400a4, 0, 32, 8, /* INT2PRI9 */ { LCDC, 0, IIC1, IIC0 } }, + { 0xffd400a8, 0, 32, 8, /* INT2PRI10 */ { TPU, SIM, SIOF2, SIOF1 } }, + { 0xffd400ac, 0, 32, 8, /* INT2PRI11 */ { PCC } }, + { 0xffd400b0, 0, 32, 8, /* INT2PRI12 */ { 0, 0, USBH, GETHER } }, + { 0xffd400b4, 0, 32, 8, /* INT2PRI13 */ { 0, 0, STIF1, STIF0 } }, +}; + +static DECLARE_INTC_DESC(intc_desc, "sh7763", vectors, groups, priorities, + mask_registers, prio_registers, NULL); + +/* Support for external interrupt pins in IRQ mode */ + +static struct intc_vect irq_vectors[] __initdata = { + INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), + INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300), + INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380), + INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200), +}; + +static struct intc_mask_reg irq_mask_registers[] __initdata = { + { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static struct intc_prio_reg irq_prio_registers[] __initdata = { + { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, + IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static struct intc_sense_reg irq_sense_registers[] __initdata = { + { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, + IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC(intc_irq_desc, "sh7763-irq", irq_vectors, + NULL, NULL, irq_mask_registers, irq_prio_registers, + irq_sense_registers); + +/* External interrupt pins in IRL mode */ + +static struct intc_vect irl_vectors[] __initdata = { + INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220), + INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260), + INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0), + INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0), + INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320), + INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360), + INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0), + INTC_VECT(IRL_HHHL, 0x3c0), +}; + +static struct intc_mask_reg irl3210_mask_registers[] __initdata = { + { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ + { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, + IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, + IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, + IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, +}; + +static struct intc_mask_reg irl7654_mask_registers[] __initdata = { + { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, + IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, + IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, + IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, +}; + +static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7763-irl7654", irl_vectors, + NULL, NULL, irl7654_mask_registers, NULL, NULL); + +static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7763-irl3210", irl_vectors, + NULL, NULL, irl3210_mask_registers, NULL, NULL); + +#define INTC_ICR0 0xffd00000 +#define INTC_INTMSK0 0xffd00044 +#define INTC_INTMSK1 0xffd00048 +#define INTC_INTMSK2 0xffd40080 +#define INTC_INTMSKCLR1 0xffd00068 +#define INTC_INTMSKCLR2 0xffd40084 + +void __init plat_irq_setup(void) +{ + /* disable IRQ7-0 */ + ctrl_outl(0xff000000, INTC_INTMSK0); + + /* disable IRL3-0 + IRL7-4 */ + ctrl_outl(0xc0000000, INTC_INTMSK1); + ctrl_outl(0xfffefffe, INTC_INTMSK2); + + register_intc_controller(&intc_desc); +} + +void __init plat_irq_setup_pins(int mode) +{ + switch (mode) { + case IRQ_MODE_IRQ: + /* select IRQ mode for IRL3-0 + IRL7-4 */ + ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00c00000, INTC_ICR0); + register_intc_controller(&intc_irq_desc); + break; + case IRQ_MODE_IRL7654: + /* enable IRL7-4 but don't provide any masking */ + ctrl_outl(0x40000000, INTC_INTMSKCLR1); + ctrl_outl(0x0000fffe, INTC_INTMSKCLR2); + break; + case IRQ_MODE_IRL3210: + /* enable IRL0-3 but don't provide any masking */ + ctrl_outl(0x80000000, INTC_INTMSKCLR1); + ctrl_outl(0xfffe0000, INTC_INTMSKCLR2); + break; + case IRQ_MODE_IRL7654_MASK: + /* enable IRL7-4 and mask using cpu intc controller */ + ctrl_outl(0x40000000, INTC_INTMSKCLR1); + register_intc_controller(&intc_irl7654_desc); + break; + case IRQ_MODE_IRL3210_MASK: + /* enable IRL0-3 and mask using cpu intc controller */ + ctrl_outl(0x80000000, INTC_INTMSKCLR1); + register_intc_controller(&intc_irl3210_desc); + break; + default: + BUG(); + } +} diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c index e8fd33f..293004b 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c @@ -168,11 +168,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(GPIO, GPIOI0, GPIOI1, GPIOI2, GPIOI3), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF0, 3), - INTC_PRIO(SCIF1, 3), -}; - static struct intc_mask_reg mask_registers[] __initdata = { { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */ { 0, 0, 0, 0, 0, 0, GPIO, FLCTL, @@ -195,7 +190,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { FLCTL, GPIO } }, }; -static DECLARE_INTC_DESC(intc_desc, "sh7780", vectors, groups, priorities, +static DECLARE_INTC_DESC(intc_desc, "sh7780", vectors, groups, mask_registers, prio_registers, NULL); /* Support for external interrupt pins in IRQ mode */ @@ -223,7 +218,7 @@ static struct intc_sense_reg irq_sense_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_irq_desc, "sh7780-irq", irq_vectors, - NULL, NULL, irq_mask_registers, irq_prio_registers, + NULL, irq_mask_registers, irq_prio_registers, irq_sense_registers); /* External interrupt pins in IRL mode */ @@ -257,10 +252,10 @@ static struct intc_mask_reg irl7654_mask_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7780-irl7654", irl_vectors, - NULL, NULL, irl7654_mask_registers, NULL, NULL); + NULL, irl7654_mask_registers, NULL, NULL); static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors, - NULL, NULL, irl3210_mask_registers, NULL, NULL); + NULL, irl3210_mask_registers, NULL, NULL); #define INTC_ICR0 0xffd00000 #define INTC_INTMSK0 0xffd00044 diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c index 39b215d..74b60e9 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c @@ -178,15 +178,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(GPIO, GPIOI0, GPIOI1, GPIOI2, GPIOI3), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF0, 3), - INTC_PRIO(SCIF1, 3), - INTC_PRIO(SCIF2, 3), - INTC_PRIO(SCIF3, 3), - INTC_PRIO(SCIF4, 3), - INTC_PRIO(SCIF5, 3), -}; - static struct intc_mask_reg mask_registers[] __initdata = { { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, @@ -227,7 +218,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { { 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } }, }; -static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups, priorities, +static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups, mask_registers, prio_registers, NULL); /* Support for external interrupt pins in IRQ mode */ @@ -248,11 +239,11 @@ static struct intc_sense_reg sense_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irq0123, "sh7785-irq0123", vectors_irq0123, - NULL, NULL, mask_registers, prio_registers, + NULL, mask_registers, prio_registers, sense_registers); static DECLARE_INTC_DESC(intc_desc_irq4567, "sh7785-irq4567", vectors_irq4567, - NULL, NULL, mask_registers, prio_registers, + NULL, mask_registers, prio_registers, sense_registers); /* External interrupt pins in IRL mode */ @@ -280,10 +271,10 @@ static struct intc_vect vectors_irl4567[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7785-irl0123", vectors_irl0123, - NULL, NULL, mask_registers, NULL, NULL); + NULL, mask_registers, NULL, NULL); static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7785-irl4567", vectors_irl4567, - NULL, NULL, mask_registers, NULL, NULL); + NULL, mask_registers, NULL, NULL); #define INTC_ICR0 0xffd00000 #define INTC_INTMSK0 0xffd00044 diff --git a/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/arch/sh/kernel/cpu/sh4a/setup-shx3.c index c6cdd7e..4dc958b 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/setup-shx3.c @@ -165,13 +165,6 @@ static struct intc_group groups[] __initdata = { INTC_GROUP(DTU3, DTU3_TEND, DTU3_AE, DTU3_TMISS), }; -static struct intc_prio priorities[] __initdata = { - INTC_PRIO(SCIF0, 3), - INTC_PRIO(SCIF1, 3), - INTC_PRIO(SCIF2, 3), - INTC_PRIO(SCIF3, 3), -}; - static struct intc_mask_reg mask_registers[] __initdata = { { 0xfe410030, 0xfe410050, 32, /* CnINTMSK0 / CnINTMSKCLR0 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, @@ -218,7 +211,7 @@ static struct intc_prio_reg prio_registers[] __initdata = { INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 4) }, }; -static DECLARE_INTC_DESC(intc_desc, "shx3", vectors, groups, priorities, +static DECLARE_INTC_DESC(intc_desc, "shx3", vectors, groups, mask_registers, prio_registers, NULL); /* Support for external interrupt pins in IRQ mode */ @@ -232,8 +225,7 @@ static struct intc_sense_reg sense_registers[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irq, "shx3-irq", vectors_irq, groups, - priorities, mask_registers, prio_registers, - sense_registers); + mask_registers, prio_registers, sense_registers); /* External interrupt pins in IRL mode */ static struct intc_vect vectors_irl[] __initdata = { @@ -248,7 +240,7 @@ static struct intc_vect vectors_irl[] __initdata = { }; static DECLARE_INTC_DESC(intc_desc_irl, "shx3-irl", vectors_irl, groups, - priorities, mask_registers, prio_registers, NULL); + mask_registers, prio_registers, NULL); void __init plat_irq_setup_pins(int mode) { diff --git a/arch/sh/kernel/cpu/sh5/Makefile b/arch/sh/kernel/cpu/sh5/Makefile new file mode 100644 index 0000000..8646363 --- /dev/null +++ b/arch/sh/kernel/cpu/sh5/Makefile @@ -0,0 +1,7 @@ +# +# Makefile for the Linux/SuperH SH-5 backends. +# +obj-y := entry.o probe.o switchto.o + +obj-$(CONFIG_SH_FPU) += fpu.o +obj-$(CONFIG_KALLSYMS) += unwind.o diff --git a/arch/sh64/kernel/entry.S b/arch/sh/kernel/cpu/sh5/entry.S index 7013fcb..ba87501 100644 --- a/arch/sh64/kernel/entry.S +++ b/arch/sh/kernel/cpu/sh5/entry.S @@ -1,21 +1,18 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/entry.S + * arch/sh/kernel/cpu/sh5/entry.S * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2004, 2005 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow + * Copyright (C) 2004 - 2007 Paul Mundt + * Copyright (C) 2003, 2004 Richard Curnow * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/errno.h> #include <linux/sys.h> - +#include <asm/cpu/registers.h> #include <asm/processor.h> -#include <asm/registers.h> #include <asm/unistd.h> #include <asm/thread_info.h> #include <asm/asm-offsets.h> @@ -163,7 +160,7 @@ trap_jtable: .long system_call /* 0x160 */ .long do_reserved_inst /* 0x180 */ .long do_illegal_slot_inst /* 0x1A0 */ - .long do_NMI /* 0x1C0 */ + .long do_exception_error /* 0x1C0 - NMI */ .long do_exception_error /* 0x1E0 */ .rept 15 .long do_IRQ /* 0x200 - 0x3C0 */ @@ -434,7 +431,7 @@ reset_or_panic: synco /* TAKum03020 (but probably a good idea anyway.) */ putcon SP, DCR /* First save r0-1 and tr0, as we need to use these */ - movi resvec_save_area-CONFIG_CACHED_MEMORY_OFFSET, SP + movi resvec_save_area-CONFIG_PAGE_OFFSET, SP st.q SP, 0, r0 st.q SP, 8, r1 gettr tr0, r0 @@ -444,7 +441,7 @@ reset_or_panic: getcon EXPEVT, r0 movi RESET_CAUSE, r1 sub r1, r0, r1 /* r1=0 if reset */ - movi _stext-CONFIG_CACHED_MEMORY_OFFSET, r0 + movi _stext-CONFIG_PAGE_OFFSET, r0 ori r0, 1, r0 ptabs r0, tr0 beqi r1, 0, tr0 /* Jump to start address if reset */ @@ -456,7 +453,7 @@ reset_or_panic: beqi r1, 0, tr0 /* jump if single step */ /* Now jump to where we save the registers. */ - movi panic_stash_regs-CONFIG_CACHED_MEMORY_OFFSET, r1 + movi panic_stash_regs-CONFIG_PAGE_OFFSET, r1 ptabs r1, tr0 blink tr0, r63 @@ -492,7 +489,7 @@ debug_exception: */ putcon SP, DCR /* Save SSR & SPC, together with R0 & R1, as we need to use 2 regs. */ - movi resvec_save_area-CONFIG_CACHED_MEMORY_OFFSET, SP + movi resvec_save_area-CONFIG_PAGE_OFFSET, SP /* With the MMU off, we are bypassing the cache, so purge any * data that will be made stale by the following stores. @@ -560,7 +557,7 @@ debug_interrupt: /* Save original stack pointer into KCR1 */ synco putcon SP, KCR1 - movi resvec_save_area-CONFIG_CACHED_MEMORY_OFFSET, SP + movi resvec_save_area-CONFIG_PAGE_OFFSET, SP ocbp SP, 0 ocbp SP, 32 synco @@ -609,7 +606,7 @@ debug_interrupt: movi EVENT_FAULT_NOT_TLB, r4 or SP, ZERO, r5 - movi CONFIG_CACHED_MEMORY_OFFSET, r6 + movi CONFIG_PAGE_OFFSET, r6 add r6, r5, r5 getcon KCR1, SP @@ -944,9 +941,6 @@ ret_with_reschedule: getcon KCR0, r6 ! r6 contains current_thread_info ld.l r6, TI_FLAGS, r7 ! r7 contains current_thread_info->flags - ! FIXME:!!! - ! no handling of TIF_SYSCALL_TRACE yet!! - movi _TIF_NEED_RESCHED, r8 and r8, r7, r8 pta work_resched, tr0 @@ -1282,14 +1276,17 @@ syscall_allowed: getcon KCR0, r2 ld.l r2, TI_FLAGS, r4 - movi (1 << TIF_SYSCALL_TRACE), r6 + movi (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | _TIF_SYSCALL_AUDIT), r6 and r6, r4, r6 beq/l r6, ZERO, tr0 /* Trace it by calling syscall_trace before and after */ movi syscall_trace, r4 + or SP, ZERO, r2 + or ZERO, ZERO, r3 ptabs r4, tr0 blink tr0, LINK + /* Reload syscall number as r5 is trashed by syscall_trace */ ld.q SP, FRAME_S(FSYSCALL_ID), r5 andi r5, 0x1ff, r5 @@ -1323,6 +1320,8 @@ syscall_ret_trace: st.q SP, FRAME_R(9), r2 /* Save return value */ movi syscall_trace, LINK + or SP, ZERO, r2 + movi 1, r3 ptabs LINK, tr0 blink tr0, LINK @@ -1368,7 +1367,7 @@ route_to_panic_handler: last-chance debugging, e.g. if no output wants to go to the console. */ - movi panic_handler - CONFIG_CACHED_MEMORY_OFFSET, r1 + movi panic_handler - CONFIG_PAGE_OFFSET, r1 ptabs r1, tr0 pta 1f, tr1 gettr tr1, r0 @@ -1410,7 +1409,7 @@ peek_real_address_q: andc r1, r36, r1 /* turn sr.mmu off in real mode section */ putcon r1, ssr - movi .peek0 - CONFIG_CACHED_MEMORY_OFFSET, r36 /* real mode target address */ + movi .peek0 - CONFIG_PAGE_OFFSET, r36 /* real mode target address */ movi 1f, r37 /* virtual mode return addr */ putcon r36, spc @@ -1459,7 +1458,7 @@ poke_real_address_q: andc r1, r36, r1 /* turn sr.mmu off in real mode section */ putcon r1, ssr - movi .poke0-CONFIG_CACHED_MEMORY_OFFSET, r36 /* real mode target address */ + movi .poke0-CONFIG_PAGE_OFFSET, r36 /* real mode target address */ movi 1f, r37 /* virtual mode return addr */ putcon r36, spc @@ -1956,7 +1955,7 @@ panic_stash_regs: getcon SSR,r3 getcon EXPEVT,r4 /* Prepare to jump to C - physical address */ - movi panic_handler-CONFIG_CACHED_MEMORY_OFFSET, r1 + movi panic_handler-CONFIG_PAGE_OFFSET, r1 ori r1, 1, r1 ptabs r1, tr0 getcon DCR, SP @@ -2057,7 +2056,7 @@ trap_init: andi r19, -4, r19 /* reset MMUOFF + reserved */ /* For RESVEC exceptions we force the MMU off, which means we need the physical address. */ - movi LRESVEC_block-CONFIG_CACHED_MEMORY_OFFSET, r20 + movi LRESVEC_block-CONFIG_PAGE_OFFSET, r20 andi r20, -4, r20 /* reset reserved */ ori r20, 1, r20 /* set MMUOFF */ putcon r19, VBR diff --git a/arch/sh64/kernel/fpu.c b/arch/sh/kernel/cpu/sh5/fpu.c index 8ad4ed6..30b76a9 100644 --- a/arch/sh64/kernel/fpu.c +++ b/arch/sh/kernel/cpu/sh5/fpu.c @@ -1,9 +1,5 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/fpu.c + * arch/sh/kernel/cpu/sh5/fpu.c * * Copyright (C) 2001 Manuela Cirronis, Paolo Alberelli * Copyright (C) 2002 STMicroelectronics Limited @@ -12,8 +8,10 @@ * Started from SH4 version: * Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/sched.h> #include <linux/signal.h> #include <asm/processor.h> @@ -30,12 +28,12 @@ static union sh_fpu_union init_fpuregs = { .hard = { - .fp_regs = { [0 ... 63] = sNAN32 }, - .fpscr = FPSCR_INIT + .fp_regs = { [0 ... 63] = sNAN32 }, + .fpscr = FPSCR_INIT } }; -inline void fpsave(struct sh_fpu_hard_struct *fpregs) +void save_fpu(struct task_struct *tsk, struct pt_regs *regs) { asm volatile("fst.p %0, (0*8), fp0\n\t" "fst.p %0, (1*8), fp2\n\t" @@ -73,11 +71,10 @@ inline void fpsave(struct sh_fpu_hard_struct *fpregs) "fgetscr fr63\n\t" "fst.s %0, (32*8), fr63\n\t" : /* no output */ - : "r" (fpregs) + : "r" (&tsk->thread.fpu.hard) : "memory"); } - static inline void fpload(struct sh_fpu_hard_struct *fpregs) { @@ -152,11 +149,11 @@ do_fpu_state_restore(unsigned long ex, struct pt_regs *regs) if (last_task_used_math == current) return; - grab_fpu(); - if (last_task_used_math != NULL) { + enable_fpu(); + if (last_task_used_math != NULL) /* Other processes fpu state, save away */ - fpsave(&last_task_used_math->thread.fpu.hard); - } + save_fpu(last_task_used_math, regs); + last_task_used_math = current; if (used_math()) { fpload(¤t->thread.fpu.hard); @@ -165,6 +162,5 @@ do_fpu_state_restore(unsigned long ex, struct pt_regs *regs) fpload(&init_fpuregs.hard); set_used_math(); } - release_fpu(); + disable_fpu(); } - diff --git a/arch/sh/kernel/cpu/sh5/probe.c b/arch/sh/kernel/cpu/sh5/probe.c new file mode 100644 index 0000000..15d167f --- /dev/null +++ b/arch/sh/kernel/cpu/sh5/probe.c @@ -0,0 +1,76 @@ +/* + * arch/sh/kernel/cpu/sh5/probe.c + * + * CPU Subtype Probing for SH-5. + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * Copyright (C) 2003 - 2007 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/io.h> +#include <linux/string.h> +#include <asm/processor.h> +#include <asm/cache.h> + +int __init detect_cpu_and_cache_system(void) +{ + unsigned long long cir; + + /* Do peeks in real mode to avoid having to set up a mapping for the + WPC registers. On SH5-101 cut2, such a mapping would be exposed to + an address translation erratum which would make it hard to set up + correctly. */ + cir = peek_real_address_q(0x0d000008); + if ((cir & 0xffff) == 0x5103) { + boot_cpu_data.type = CPU_SH5_103; + } else if (((cir >> 32) & 0xffff) == 0x51e2) { + /* CPU.VCR aliased at CIR address on SH5-101 */ + boot_cpu_data.type = CPU_SH5_101; + } else { + boot_cpu_data.type = CPU_SH_NONE; + } + + /* + * First, setup some sane values for the I-cache. + */ + boot_cpu_data.icache.ways = 4; + boot_cpu_data.icache.sets = 256; + boot_cpu_data.icache.linesz = L1_CACHE_BYTES; + +#if 0 + /* + * FIXME: This can probably be cleaned up a bit as well.. for example, + * do we really need the way shift _and_ the way_step_shift ?? Judging + * by the existing code, I would guess no.. is there any valid reason + * why we need to be tracking this around? + */ + boot_cpu_data.icache.way_shift = 13; + boot_cpu_data.icache.entry_shift = 5; + boot_cpu_data.icache.set_shift = 4; + boot_cpu_data.icache.way_step_shift = 16; + boot_cpu_data.icache.asid_shift = 2; + + /* + * way offset = cache size / associativity, so just don't factor in + * associativity in the first place.. + */ + boot_cpu_data.icache.way_ofs = boot_cpu_data.icache.sets * + boot_cpu_data.icache.linesz; + + boot_cpu_data.icache.asid_mask = 0x3fc; + boot_cpu_data.icache.idx_mask = 0x1fe0; + boot_cpu_data.icache.epn_mask = 0xffffe000; +#endif + + boot_cpu_data.icache.flags = 0; + + /* A trivial starting point.. */ + memcpy(&boot_cpu_data.dcache, + &boot_cpu_data.icache, sizeof(struct cache_info)); + + return 0; +} diff --git a/arch/sh64/kernel/switchto.S b/arch/sh/kernel/cpu/sh5/switchto.S index 45b2d90..45c351b0 100644 --- a/arch/sh64/kernel/switchto.S +++ b/arch/sh/kernel/cpu/sh5/switchto.S @@ -1,5 +1,5 @@ /* - * arch/sh64/kernel/switchto.S + * arch/sh/kernel/cpu/sh5/switchto.S * * sh64 context switch * diff --git a/arch/sh64/kernel/unwind.c b/arch/sh/kernel/cpu/sh5/unwind.c index 1214c78..119c20a 100644 --- a/arch/sh64/kernel/unwind.c +++ b/arch/sh/kernel/cpu/sh5/unwind.c @@ -1,5 +1,5 @@ /* - * arch/sh64/kernel/unwind.c + * arch/sh/kernel/cpu/sh5/unwind.c * * Copyright (C) 2004 Paul Mundt * Copyright (C) 2004 Richard Curnow diff --git a/arch/sh/kernel/dump_task.c b/arch/sh/kernel/dump_task.c new file mode 100644 index 0000000..4a8a408 --- /dev/null +++ b/arch/sh/kernel/dump_task.c @@ -0,0 +1,31 @@ +#include <linux/elfcore.h> +#include <linux/sched.h> + +/* + * Capture the user space registers if the task is not running (in user space) + */ +int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs) +{ + struct pt_regs ptregs; + + ptregs = *task_pt_regs(tsk); + elf_core_copy_regs(regs, &ptregs); + + return 1; +} + +int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpu) +{ + int fpvalid = 0; + +#if defined(CONFIG_SH_FPU) + fpvalid = !!tsk_used_math(tsk); + if (fpvalid) { + unlazy_fpu(tsk, task_pt_regs(tsk)); + memcpy(fpu, &tsk->thread.fpu.hard, sizeof(*fpu)); + } +#endif + + return fpvalid; +} + diff --git a/arch/sh/kernel/early_printk.c b/arch/sh/kernel/early_printk.c index 2f30977..957f2561 100644 --- a/arch/sh/kernel/early_printk.c +++ b/arch/sh/kernel/early_printk.c @@ -63,7 +63,8 @@ static struct console bios_console = { #include <linux/serial_core.h> #include "../../../drivers/serial/sh-sci.h" -#if defined(CONFIG_CPU_SUBTYPE_SH7720) +#if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define EPK_SCSMR_VALUE 0x000 #define EPK_SCBRR_VALUE 0x00C #define EPK_FIFO_SIZE 64 @@ -117,7 +118,8 @@ static struct console scif_console = { }; #if !defined(CONFIG_SH_STANDARD_BIOS) -#if defined(CONFIG_CPU_SUBTYPE_SH7720) +#if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) static void scif_sercon_init(char *s) { sci_out(&scif_port, SCSCR, 0x0000); /* clear TE and RE */ @@ -208,10 +210,12 @@ static int __init setup_early_printk(char *buf) if (!strncmp(buf, "serial", 6)) { early_console = &scif_console; -#if (defined(CONFIG_CPU_SH4) || defined(CONFIG_CPU_SUBTYPE_SH7720)) && \ - !defined(CONFIG_SH_STANDARD_BIOS) +#if !defined(CONFIG_SH_STANDARD_BIOS) +#if defined(CONFIG_CPU_SH4) || defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) scif_sercon_init(buf + 6); #endif +#endif } #endif diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index e0317ed..926b2e7 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -176,25 +176,6 @@ work_notifysig: jmp @r1 lds r0, pr work_resched: -#if defined(CONFIG_GUSA) && !defined(CONFIG_PREEMPT) - ! gUSA handling - mov.l @(OFF_SP,r15), r0 ! get user space stack pointer - mov r0, r1 - shll r0 - bf/s 1f - shll r0 - bf/s 1f - mov #OFF_PC, r0 - ! SP >= 0xc0000000 : gUSA mark - mov.l @(r0,r15), r2 ! get user space PC (program counter) - mov.l @(OFF_R0,r15), r3 ! end point - cmp/hs r3, r2 ! r2 >= r3? - bt 1f - add r3, r1 ! rewind point #2 - mov.l r1, @(r0,r15) ! reset PC to rewind point #2 - ! -1: -#endif mov.l 1f, r1 jsr @r1 ! schedule nop @@ -224,7 +205,7 @@ work_resched: syscall_exit_work: ! r0: current_thread_info->flags ! r8: current_thread_info - tst #_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP, r0 + tst #_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | _TIF_SYSCALL_AUDIT, r0 bt/s work_pending tst #_TIF_NEED_RESCHED, r0 #ifdef CONFIG_TRACE_IRQFLAGS @@ -234,6 +215,8 @@ syscall_exit_work: #endif sti ! XXX setup arguments... + mov r15, r4 + mov #1, r5 mov.l 4f, r0 ! do_syscall_trace jsr @r0 nop @@ -244,6 +227,8 @@ syscall_exit_work: syscall_trace_entry: ! Yes it is traced. ! XXX setup arguments... + mov r15, r4 + mov #0, r5 mov.l 4f, r11 ! Call do_syscall_trace which notifies jsr @r11 ! superior (will chomp R[0-7]) nop @@ -366,7 +351,7 @@ ENTRY(system_call) ! get_current_thread_info r8, r10 mov.l @(TI_FLAGS,r8), r8 - mov #_TIF_SYSCALL_TRACE, r10 + mov #(_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT), r10 tst r10, r8 bf syscall_trace_entry ! diff --git a/arch/sh/kernel/head.S b/arch/sh/kernel/head_32.S index 3338239..d67d7ed 100644 --- a/arch/sh/kernel/head.S +++ b/arch/sh/kernel/head_32.S @@ -32,7 +32,11 @@ ENTRY(empty_zero_page) .long 1 /* LOADER_TYPE */ .long 0x00360000 /* INITRD_START */ .long 0x000a0000 /* INITRD_SIZE */ - .long 0 +#ifdef CONFIG_32BIT + .long 0x53453f00 + 32 /* "SE?" = 32 bit */ +#else + .long 0x53453f00 + 29 /* "SE?" = 29 bit */ +#endif 1: .skip PAGE_SIZE - empty_zero_page - 1b diff --git a/arch/sh64/kernel/head.S b/arch/sh/kernel/head_64.S index 186406d..f42d4c0 100644 --- a/arch/sh64/kernel/head.S +++ b/arch/sh/kernel/head_64.S @@ -1,32 +1,18 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/head.S + * arch/sh/kernel/head_64.S * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003, 2004 Paul Mundt * - * - * benedict.gaster@superh.com: 2nd May 2002 - * Moved definition of empty_zero_page to its own section allowing - * it to be placed at an absolute address known at load time. - * - * lethal@linux-sh.org: 9th May 2003 - * Kill off GLOBAL_NAME() usage. - * - * lethal@linux-sh.org: 8th May 2004 - * Add early SCIF console DTLB mapping. + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - - #include <asm/page.h> -#include <asm/mmu_context.h> #include <asm/cache.h> #include <asm/tlb.h> -#include <asm/processor.h> -#include <asm/registers.h> +#include <asm/cpu/registers.h> +#include <asm/cpu/mmu_context.h> #include <asm/thread_info.h> /* @@ -41,9 +27,9 @@ #define MMUDR_END DTLB_LAST_VAR_UNRESTRICTED+TLB_STEP #define MMUDR_STEP TLB_STEP -/* Safety check : CONFIG_CACHED_MEMORY_OFFSET has to be a multiple of 512Mb */ -#if (CONFIG_CACHED_MEMORY_OFFSET & ((1UL<<29)-1)) -#error "CONFIG_CACHED_MEMORY_OFFSET must be a multiple of 512Mb" +/* Safety check : CONFIG_PAGE_OFFSET has to be a multiple of 512Mb */ +#if (CONFIG_PAGE_OFFSET & ((1UL<<29)-1)) +#error "CONFIG_PAGE_OFFSET must be a multiple of 512Mb" #endif /* @@ -52,7 +38,7 @@ /* Deal safely with the case where the base of RAM is not 512Mb aligned */ #define ALIGN_512M_MASK (0xffffffffe0000000) -#define ALIGNED_EFFECTIVE ((CONFIG_CACHED_MEMORY_OFFSET + CONFIG_MEMORY_START) & ALIGN_512M_MASK) +#define ALIGNED_EFFECTIVE ((CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START) & ALIGN_512M_MASK) #define ALIGNED_PHYSICAL (CONFIG_MEMORY_START & ALIGN_512M_MASK) #define MMUIR_TEXT_H (0x0000000000000003 | ALIGNED_EFFECTIVE) @@ -66,23 +52,23 @@ #define MMUDR_CACHED_L 0x000000000000015a | ALIGNED_PHYSICAL /* 512 Mb, Cacheable, Write-back, read/write, Not User, Ph. Add. */ -#ifdef CONFIG_ICACHE_DISABLED +#ifdef CONFIG_CACHE_OFF #define ICCR0_INIT_VAL ICCR0_OFF /* ICACHE off */ #else #define ICCR0_INIT_VAL ICCR0_ON | ICCR0_ICI /* ICE + ICI */ #endif #define ICCR1_INIT_VAL ICCR1_NOLOCK /* No locking */ -#if defined (CONFIG_DCACHE_DISABLED) +#if defined (CONFIG_CACHE_OFF) #define OCCR0_INIT_VAL OCCR0_OFF /* D-cache: off */ -#elif defined (CONFIG_DCACHE_WRITE_THROUGH) +#elif defined (CONFIG_CACHE_WRITETHROUGH) #define OCCR0_INIT_VAL OCCR0_ON | OCCR0_OCI | OCCR0_WT /* D-cache: on, */ /* WT, invalidate */ -#elif defined (CONFIG_DCACHE_WRITE_BACK) +#elif defined (CONFIG_CACHE_WRITEBACK) #define OCCR0_INIT_VAL OCCR0_ON | OCCR0_OCI | OCCR0_WB /* D-cache: on, */ /* WB, invalidate */ #else -#error preprocessor flag CONFIG_DCACHE_... not recognized! +#error preprocessor flag CONFIG_CACHE_... not recognized! #endif #define OCCR1_INIT_VAL OCCR1_NOLOCK /* No locking */ @@ -108,8 +94,8 @@ empty_zero_page: .section .data, "aw" .balign PAGE_SIZE - .global swapper_pg_dir -swapper_pg_dir: + .global mmu_pdtp_cache +mmu_pdtp_cache: .space PAGE_SIZE, 0 .global empty_bad_page @@ -368,5 +354,3 @@ hopeless: * (r32) _start_kernel address */ blink tr7, ZERO - - diff --git a/arch/sh/kernel/init_task.c b/arch/sh/kernel/init_task.c index 4b449c4..f9bcc60 100644 --- a/arch/sh/kernel/init_task.c +++ b/arch/sh/kernel/init_task.c @@ -11,8 +11,8 @@ static struct fs_struct init_fs = INIT_FS; static struct files_struct init_files = INIT_FILES; static struct signal_struct init_signals = INIT_SIGNALS(init_signals); static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); +struct pt_regs fake_swapper_regs; struct mm_struct init_mm = INIT_MM(init_mm); - EXPORT_SYMBOL(init_mm); /* @@ -22,7 +22,7 @@ EXPORT_SYMBOL(init_mm); * way process stacks are handled. This is done by having a special * "init_task" linker map entry.. */ -union thread_union init_thread_union +union thread_union init_thread_union __attribute__((__section__(".data.init_task"))) = { INIT_THREAD_INFO(init_task) }; diff --git a/arch/sh/kernel/io.c b/arch/sh/kernel/io.c index 501fe03..71c9fde 100644 --- a/arch/sh/kernel/io.c +++ b/arch/sh/kernel/io.c @@ -61,73 +61,6 @@ void memset_io(volatile void __iomem *dst, int c, unsigned long count) } EXPORT_SYMBOL(memset_io); -void __raw_readsl(unsigned long addr, void *datap, int len) -{ - u32 *data; - - for (data = datap; (len != 0) && (((u32)data & 0x1f) != 0); len--) - *data++ = ctrl_inl(addr); - - if (likely(len >= (0x20 >> 2))) { - int tmp2, tmp3, tmp4, tmp5, tmp6; - - __asm__ __volatile__( - "1: \n\t" - "mov.l @%7, r0 \n\t" - "mov.l @%7, %2 \n\t" -#ifdef CONFIG_CPU_SH4 - "movca.l r0, @%0 \n\t" -#else - "mov.l r0, @%0 \n\t" -#endif - "mov.l @%7, %3 \n\t" - "mov.l @%7, %4 \n\t" - "mov.l @%7, %5 \n\t" - "mov.l @%7, %6 \n\t" - "mov.l @%7, r7 \n\t" - "mov.l @%7, r0 \n\t" - "mov.l %2, @(0x04,%0) \n\t" - "mov #0x20>>2, %2 \n\t" - "mov.l %3, @(0x08,%0) \n\t" - "sub %2, %1 \n\t" - "mov.l %4, @(0x0c,%0) \n\t" - "cmp/hi %1, %2 ! T if 32 > len \n\t" - "mov.l %5, @(0x10,%0) \n\t" - "mov.l %6, @(0x14,%0) \n\t" - "mov.l r7, @(0x18,%0) \n\t" - "mov.l r0, @(0x1c,%0) \n\t" - "bf.s 1b \n\t" - " add #0x20, %0 \n\t" - : "=&r" (data), "=&r" (len), - "=&r" (tmp2), "=&r" (tmp3), "=&r" (tmp4), - "=&r" (tmp5), "=&r" (tmp6) - : "r"(addr), "0" (data), "1" (len) - : "r0", "r7", "t", "memory"); - } - - for (; len != 0; len--) - *data++ = ctrl_inl(addr); -} -EXPORT_SYMBOL(__raw_readsl); - -void __raw_writesl(unsigned long addr, const void *data, int len) -{ - if (likely(len != 0)) { - int tmp1; - - __asm__ __volatile__ ( - "1: \n\t" - "mov.l @%0+, %1 \n\t" - "dt %3 \n\t" - "bf.s 1b \n\t" - " mov.l %1, @%4 \n\t" - : "=&r" (data), "=&r" (tmp1) - : "0" (data), "r" (len), "r"(addr) - : "t", "memory"); - } -} -EXPORT_SYMBOL(__raw_writesl); - void __iomem *ioport_map(unsigned long port, unsigned int nr) { return sh_mv.mv_ioport_map(port, nr); diff --git a/arch/sh/kernel/module.c b/arch/sh/kernel/module.c index 142a4e5..b3d0a03 100644 --- a/arch/sh/kernel/module.c +++ b/arch/sh/kernel/module.c @@ -1,5 +1,15 @@ /* Kernel module help for SH. + SHcompact version by Kaz Kojima and Paul Mundt. + + SHmedia bits: + + Copyright 2004 SuperH (UK) Ltd + Author: Richard Curnow + + Based on the sh version, and on code from the sh64-specific parts of + modutils, originally written by Richard Curnow and Ben Gaster. + This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or @@ -21,12 +31,6 @@ #include <linux/string.h> #include <linux/kernel.h> -#if 0 -#define DEBUGP printk -#else -#define DEBUGP(fmt...) -#endif - void *module_alloc(unsigned long size) { if (size == 0) @@ -52,6 +56,7 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, return 0; } +#ifdef CONFIG_SUPERH32 #define COPY_UNALIGNED_WORD(sw, tw, align) \ { \ void *__s = &(sw), *__t = &(tw); \ @@ -74,6 +79,10 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, break; \ } \ } +#else +/* One thing SHmedia doesn't screw up! */ +#define COPY_UNALIGNED_WORD(sw, tw, align) { (tw) = (sw); } +#endif int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, @@ -89,8 +98,8 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, uint32_t value; int align; - DEBUGP("Applying relocate section %u to %u\n", relsec, - sechdrs[relsec].sh_info); + pr_debug("Applying relocate section %u to %u\n", relsec, + sechdrs[relsec].sh_info); for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { /* This is where to make the change */ location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr @@ -102,17 +111,44 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, relocation = sym->st_value + rel[i].r_addend; align = (int)location & 3; +#ifdef CONFIG_SUPERH64 + /* For text addresses, bit2 of the st_other field indicates + * whether the symbol is SHmedia (1) or SHcompact (0). If + * SHmedia, the LSB of the symbol needs to be asserted + * for the CPU to be in SHmedia mode when it starts executing + * the branch target. */ + relocation |= (sym->st_other & 4); +#endif + switch (ELF32_R_TYPE(rel[i].r_info)) { case R_SH_DIR32: - COPY_UNALIGNED_WORD (*location, value, align); + COPY_UNALIGNED_WORD (*location, value, align); value += relocation; - COPY_UNALIGNED_WORD (value, *location, align); + COPY_UNALIGNED_WORD (value, *location, align); break; case R_SH_REL32: - relocation = (relocation - (Elf32_Addr) location); - COPY_UNALIGNED_WORD (*location, value, align); + relocation = (relocation - (Elf32_Addr) location); + COPY_UNALIGNED_WORD (*location, value, align); value += relocation; - COPY_UNALIGNED_WORD (value, *location, align); + COPY_UNALIGNED_WORD (value, *location, align); + break; + case R_SH_IMM_LOW16: + *location = (*location & ~0x3fffc00) | + ((relocation & 0xffff) << 10); + break; + case R_SH_IMM_MEDLOW16: + *location = (*location & ~0x3fffc00) | + (((relocation >> 16) & 0xffff) << 10); + break; + case R_SH_IMM_LOW16_PCREL: + relocation -= (Elf32_Addr) location; + *location = (*location & ~0x3fffc00) | + ((relocation & 0xffff) << 10); + break; + case R_SH_IMM_MEDLOW16_PCREL: + relocation -= (Elf32_Addr) location; + *location = (*location & ~0x3fffc00) | + (((relocation >> 16) & 0xffff) << 10); break; default: printk(KERN_ERR "module %s: Unknown relocation: %u\n", diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process_32.c index 6d7f2b0..9ab1926 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process_32.c @@ -230,34 +230,6 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) return fpvalid; } -/* - * Capture the user space registers if the task is not running (in user space) - */ -int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs) -{ - struct pt_regs ptregs; - - ptregs = *task_pt_regs(tsk); - elf_core_copy_regs(regs, &ptregs); - - return 1; -} - -int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpu) -{ - int fpvalid = 0; - -#if defined(CONFIG_SH_FPU) - fpvalid = !!tsk_used_math(tsk); - if (fpvalid) { - unlazy_fpu(tsk, task_pt_regs(tsk)); - memcpy(fpu, &tsk->thread.fpu.hard, sizeof(*fpu)); - } -#endif - - return fpvalid; -} - asmlinkage void ret_from_fork(void); int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, @@ -350,25 +322,6 @@ struct task_struct *__switch_to(struct task_struct *prev, unlazy_fpu(prev, task_pt_regs(prev)); #endif -#if defined(CONFIG_GUSA) && defined(CONFIG_PREEMPT) - { - struct pt_regs *regs; - - preempt_disable(); - regs = task_pt_regs(prev); - if (user_mode(regs) && regs->regs[15] >= 0xc0000000) { - int offset = (int)regs->regs[15]; - - /* Reset stack pointer: clear critical region mark */ - regs->regs[15] = regs->regs[1]; - if (regs->pc < regs->regs[0]) - /* Go to rewind point */ - regs->pc = regs->regs[0] + offset; - } - preempt_enable_no_resched(); - } -#endif - #ifdef CONFIG_MMU /* * Restore the kernel mode register @@ -510,49 +463,3 @@ asmlinkage void break_point_trap(void) force_sig(SIGTRAP, current); } - -/* - * Generic trap handler. - */ -asmlinkage void debug_trap_handler(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - - /* Rewind */ - regs->pc -= instruction_size(ctrl_inw(regs->pc - 4)); - - if (notify_die(DIE_TRAP, "debug trap", regs, 0, regs->tra & 0xff, - SIGTRAP) == NOTIFY_STOP) - return; - - force_sig(SIGTRAP, current); -} - -/* - * Special handler for BUG() traps. - */ -asmlinkage void bug_trap_handler(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - - /* Rewind */ - regs->pc -= instruction_size(ctrl_inw(regs->pc - 4)); - - if (notify_die(DIE_TRAP, "bug trap", regs, 0, TRAPA_BUG_OPCODE & 0xff, - SIGTRAP) == NOTIFY_STOP) - return; - -#ifdef CONFIG_BUG - if (__kernel_text_address(instruction_pointer(regs))) { - u16 insn = *(u16 *)instruction_pointer(regs); - if (insn == TRAPA_BUG_OPCODE) - handle_BUG(regs); - } -#endif - - force_sig(SIGTRAP, current); -} diff --git a/arch/sh64/kernel/process.c b/arch/sh/kernel/process_64.c index 0761af4..cff3b7d 100644 --- a/arch/sh64/kernel/process.c +++ b/arch/sh/kernel/process_64.c @@ -1,12 +1,10 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. + * arch/sh/kernel/process_64.c * - * arch/sh64/kernel/process.c + * This file handles the architecture-dependent parts of process handling.. * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2003 - 2007 Paul Mundt * Copyright (C) 2003, 2004 Richard Curnow * * Started from SH3/4 version: @@ -15,10 +13,9 @@ * In turn started from i386 version: * Copyright (C) 1995 Linus Torvalds * - */ - -/* - * This file handles the architecture-dependent parts of process handling.. + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #include <linux/mm.h> #include <linux/fs.h> @@ -27,8 +24,10 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/proc_fs.h> +#include <linux/io.h> #include <asm/uaccess.h> #include <asm/pgtable.h> +#include <asm/mmu_context.h> struct task_struct *last_task_used_math = NULL; @@ -106,9 +105,20 @@ void machine_halt(void) void machine_power_off(void) { - extern void enter_deep_standby(void); +#if 0 + /* Disable watchdog timer */ + ctrl_outl(0xa5000000, WTCSR); + /* Configure deep standby on sleep */ + ctrl_outl(0x03, STBCR); +#endif + + __asm__ __volatile__ ( + "sleep\n\t" + "synci\n\t" + "nop;nop;nop;nop\n\t" + ); - enter_deep_standby(); + panic("Unexpected wakeup!\n"); } void (*pm_power_off)(void) = machine_power_off; @@ -411,19 +421,22 @@ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags) */ void exit_thread(void) { - /* See arch/sparc/kernel/process.c for the precedent for doing this -- RPC. - - The SH-5 FPU save/restore approach relies on last_task_used_math - pointing to a live task_struct. When another task tries to use the - FPU for the 1st time, the FPUDIS trap handling (see - arch/sh64/kernel/fpu.c) will save the existing FPU state to the - FP regs field within last_task_used_math before re-loading the new - task's FPU state (or initialising it if the FPU has been used - before). So if last_task_used_math is stale, and its page has already been - re-allocated for another use, the consequences are rather grim. Unless we - null it here, there is no other path through which it would get safely - nulled. */ - + /* + * See arch/sparc/kernel/process.c for the precedent for doing + * this -- RPC. + * + * The SH-5 FPU save/restore approach relies on + * last_task_used_math pointing to a live task_struct. When + * another task tries to use the FPU for the 1st time, the FPUDIS + * trap handling (see arch/sh/kernel/cpu/sh5/fpu.c) will save the + * existing FPU state to the FP regs field within + * last_task_used_math before re-loading the new task's FPU state + * (or initialising it if the FPU has been used before). So if + * last_task_used_math is stale, and its page has already been + * re-allocated for another use, the consequences are rather + * grim. Unless we null it here, there is no other path through + * which it would get safely nulled. + */ #ifdef CONFIG_SH_FPU if (last_task_used_math == current) { last_task_used_math = NULL; @@ -469,9 +482,9 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) fpvalid = !!tsk_used_math(tsk); if (fpvalid) { if (current == last_task_used_math) { - grab_fpu(); - fpsave(&tsk->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(tsk, regs); + disable_fpu(); last_task_used_math = 0; regs->sr |= SR_FD; } @@ -496,9 +509,9 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, #ifdef CONFIG_SH_FPU if(last_task_used_math == current) { - grab_fpu(); - fpsave(¤t->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(current, regs); + disable_fpu(); last_task_used_math = NULL; regs->sr |= SR_FD; } @@ -665,17 +678,14 @@ asids_proc_info(char *buf, char **start, off_t fpos, int length, int *eof, void read_lock(&tasklist_lock); for_each_process(p) { int pid = p->pid; - struct mm_struct *mm; - if (!pid) continue; - mm = p->mm; - if (mm) { - unsigned long asid, context; - context = mm->context; - asid = (context & 0xff); - len += sprintf(buf+len, "%5d : %02lx\n", pid, asid); - } else { + + if (!pid) + continue; + if (p->mm) + len += sprintf(buf+len, "%5d : %02lx\n", pid, + asid_cache(smp_processor_id())); + else len += sprintf(buf+len, "%5d : (none)\n", pid); - } } read_unlock(&tasklist_lock); *eof = 1; diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace_32.c index ac725f0..ce0664a 100644 --- a/arch/sh/kernel/ptrace.c +++ b/arch/sh/kernel/ptrace_32.c @@ -6,7 +6,7 @@ * edited by Linus Torvalds * * SuperH version: Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka - * + * Audit support: Yuichi Nakamura <ynakam@hitachisoft.jp> */ #include <linux/kernel.h> #include <linux/sched.h> @@ -19,6 +19,7 @@ #include <linux/security.h> #include <linux/signal.h> #include <linux/io.h> +#include <linux/audit.h> #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -248,15 +249,20 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) return ret; } -asmlinkage void do_syscall_trace(void) +asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit) { struct task_struct *tsk = current; + if (unlikely(current->audit_context) && entryexit) + audit_syscall_exit(AUDITSC_RESULT(regs->regs[0]), + regs->regs[0]); + if (!test_thread_flag(TIF_SYSCALL_TRACE) && !test_thread_flag(TIF_SINGLESTEP)) - return; + goto out; if (!(tsk->ptrace & PT_PTRACED)) - return; + goto out; + /* the 0x80 provides a way for the tracing parent to distinguish between a syscall stop and SIGTRAP delivery */ ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) && @@ -271,4 +277,11 @@ asmlinkage void do_syscall_trace(void) send_sig(tsk->exit_code, tsk, 1); tsk->exit_code = 0; } + +out: + if (unlikely(current->audit_context) && !entryexit) + audit_syscall_entry(AUDIT_ARCH_SH, regs->regs[3], + regs->regs[4], regs->regs[5], + regs->regs[6], regs->regs[7]); + } diff --git a/arch/sh64/kernel/ptrace.c b/arch/sh/kernel/ptrace_64.c index 8a2d339..f6fbdfa 100644 --- a/arch/sh64/kernel/ptrace.c +++ b/arch/sh/kernel/ptrace_64.c @@ -1,12 +1,8 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/ptrace.c + * arch/sh/kernel/ptrace_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2003 - 2007 Paul Mundt * * Started from SH3/4 version: * SuperH version: Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka @@ -15,8 +11,10 @@ * By Ross Biro 1/23/92 * edited by Linus Torvalds * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/kernel.h> #include <linux/rwsem.h> #include <linux/sched.h> @@ -28,7 +26,7 @@ #include <linux/user.h> #include <linux/signal.h> #include <linux/syscalls.h> - +#include <linux/audit.h> #include <asm/io.h> #include <asm/uaccess.h> #include <asm/pgtable.h> @@ -74,9 +72,9 @@ get_fpu_long(struct task_struct *task, unsigned long addr) } if (last_task_used_math == task) { - grab_fpu(); - fpsave(&task->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(task, regs); + disable_fpu(); last_task_used_math = 0; regs->sr |= SR_FD; } @@ -110,9 +108,9 @@ put_fpu_long(struct task_struct *task, unsigned long addr, unsigned long data) fpinit(&task->thread.fpu.hard); set_stopped_child_used_math(task); } else if (last_task_used_math == task) { - grab_fpu(); - fpsave(&task->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(task, regs); + disable_fpu(); last_task_used_math = 0; regs->sr |= SR_FD; } @@ -253,7 +251,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) asmlinkage int sh64_ptrace(long request, long pid, long addr, long data) { - extern void poke_real_address_q(unsigned long long addr, unsigned long long data); #define WPC_DBRMODE 0x0d104008 static int first_call = 1; @@ -275,17 +272,23 @@ asmlinkage int sh64_ptrace(long request, long pid, long addr, long data) return sys_ptrace(request, pid, addr, data); } -asmlinkage void syscall_trace(void) +asmlinkage void syscall_trace(struct pt_regs *regs, int entryexit) { struct task_struct *tsk = current; - if (!test_thread_flag(TIF_SYSCALL_TRACE)) - return; + if (unlikely(current->audit_context) && entryexit) + audit_syscall_exit(AUDITSC_RESULT(regs->regs[9]), + regs->regs[9]); + + if (!test_thread_flag(TIF_SYSCALL_TRACE) && + !test_thread_flag(TIF_SINGLESTEP)) + goto out; if (!(tsk->ptrace & PT_PTRACED)) - return; + goto out; + + ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) && + !test_thread_flag(TIF_SINGLESTEP) ? 0x80 : 0)); - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); /* * this isn't the same as continuing with a signal, but it will do * for normal use. strace only continues with a signal if the @@ -295,6 +298,12 @@ asmlinkage void syscall_trace(void) send_sig(tsk->exit_code, tsk, 1); tsk->exit_code = 0; } + +out: + if (unlikely(current->audit_context) && !entryexit) + audit_syscall_entry(AUDIT_ARCH_SH, regs->regs[1], + regs->regs[2], regs->regs[3], + regs->regs[4], regs->regs[5]); } /* Called with interrupts disabled */ diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index 4156aac..855cdf9 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -26,6 +26,7 @@ #include <asm/uaccess.h> #include <asm/io.h> #include <asm/page.h> +#include <asm/elf.h> #include <asm/sections.h> #include <asm/irq.h> #include <asm/setup.h> @@ -78,12 +79,25 @@ EXPORT_SYMBOL(memory_start); unsigned long memory_end = 0; EXPORT_SYMBOL(memory_end); +int l1i_cache_shape, l1d_cache_shape, l2_cache_shape; + static int __init early_parse_mem(char *p) { unsigned long size; - memory_start = (unsigned long)PAGE_OFFSET+__MEMORY_START; + memory_start = (unsigned long)__va(__MEMORY_START); size = memparse(p, &p); + + if (size > __MEMORY_SIZE) { + static char msg[] __initdata = KERN_ERR + "Using mem= to increase the size of kernel memory " + "is not allowed.\n" + " Recompile the kernel with the correct value for " + "CONFIG_MEMORY_SIZE.\n"; + printk(msg); + return 0; + } + memory_end = memory_start + size; return 0; @@ -243,7 +257,7 @@ void __init setup_arch(char **cmdline_p) data_resource.start = virt_to_phys(_etext); data_resource.end = virt_to_phys(_edata)-1; - memory_start = (unsigned long)PAGE_OFFSET+__MEMORY_START; + memory_start = (unsigned long)__va(__MEMORY_START); if (!memory_end) memory_end = memory_start + __MEMORY_SIZE; @@ -294,20 +308,23 @@ void __init setup_arch(char **cmdline_p) } static const char *cpu_name[] = { + [CPU_SH7203] = "SH7203", [CPU_SH7263] = "SH7263", [CPU_SH7206] = "SH7206", [CPU_SH7619] = "SH7619", [CPU_SH7705] = "SH7705", [CPU_SH7706] = "SH7706", [CPU_SH7707] = "SH7707", [CPU_SH7708] = "SH7708", [CPU_SH7709] = "SH7709", [CPU_SH7710] = "SH7710", [CPU_SH7712] = "SH7712", [CPU_SH7720] = "SH7720", - [CPU_SH7729] = "SH7729", [CPU_SH7750] = "SH7750", - [CPU_SH7750S] = "SH7750S", [CPU_SH7750R] = "SH7750R", - [CPU_SH7751] = "SH7751", [CPU_SH7751R] = "SH7751R", - [CPU_SH7760] = "SH7760", + [CPU_SH7721] = "SH7721", [CPU_SH7729] = "SH7729", + [CPU_SH7750] = "SH7750", [CPU_SH7750S] = "SH7750S", + [CPU_SH7750R] = "SH7750R", [CPU_SH7751] = "SH7751", + [CPU_SH7751R] = "SH7751R", [CPU_SH7760] = "SH7760", [CPU_SH4_202] = "SH4-202", [CPU_SH4_501] = "SH4-501", - [CPU_SH7770] = "SH7770", [CPU_SH7780] = "SH7780", - [CPU_SH7781] = "SH7781", [CPU_SH7343] = "SH7343", - [CPU_SH7785] = "SH7785", [CPU_SH7722] = "SH7722", - [CPU_SHX3] = "SH-X3", [CPU_SH_NONE] = "Unknown" + [CPU_SH7763] = "SH7763", [CPU_SH7770] = "SH7770", + [CPU_SH7780] = "SH7780", [CPU_SH7781] = "SH7781", + [CPU_SH7343] = "SH7343", [CPU_SH7785] = "SH7785", + [CPU_SH7722] = "SH7722", [CPU_SHX3] = "SH-X3", + [CPU_SH5_101] = "SH5-101", [CPU_SH5_103] = "SH5-103", + [CPU_SH_NONE] = "Unknown" }; const char *get_cpu_subtype(struct sh_cpuinfo *c) @@ -410,7 +427,7 @@ static void *c_next(struct seq_file *m, void *v, loff_t *pos) static void c_stop(struct seq_file *m, void *v) { } -struct seq_operations cpuinfo_op = { +const struct seq_operations cpuinfo_op = { .start = c_start, .next = c_next, .stop = c_stop, diff --git a/arch/sh/kernel/sh_ksyms.c b/arch/sh/kernel/sh_ksyms_32.c index e1a6de9..e1a6de9 100644 --- a/arch/sh/kernel/sh_ksyms.c +++ b/arch/sh/kernel/sh_ksyms_32.c diff --git a/arch/sh64/kernel/sh_ksyms.c b/arch/sh/kernel/sh_ksyms_64.c index b1705ac..8004c38 100644 --- a/arch/sh64/kernel/sh_ksyms.c +++ b/arch/sh/kernel/sh_ksyms_64.c @@ -1,14 +1,12 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/sh_ksyms.c + * arch/sh/kernel/sh_ksyms_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/rwsem.h> #include <linux/module.h> #include <linux/smp.h> @@ -18,7 +16,6 @@ #include <linux/in6.h> #include <linux/interrupt.h> #include <linux/screen_info.h> - #include <asm/semaphore.h> #include <asm/processor.h> #include <asm/uaccess.h> @@ -47,12 +44,8 @@ EXPORT_SYMBOL(__put_user_asm_l); EXPORT_SYMBOL(__get_user_asm_l); EXPORT_SYMBOL(__copy_user); EXPORT_SYMBOL(memcpy); -EXPORT_SYMBOL(udelay); EXPORT_SYMBOL(__udelay); -EXPORT_SYMBOL(ndelay); EXPORT_SYMBOL(__ndelay); -EXPORT_SYMBOL(flush_dcache_page); -EXPORT_SYMBOL(sh64_page_clear); /* Ugh. These come in from libgcc.a at link time. */ #define DECLARE_EXPORT(name) extern void name(void);EXPORT_SYMBOL(name) diff --git a/arch/sh/kernel/signal.c b/arch/sh/kernel/signal_32.c index ca754fd..f6b5fbf 100644 --- a/arch/sh/kernel/signal.c +++ b/arch/sh/kernel/signal_32.c @@ -507,24 +507,6 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, ctrl_inw(regs->pc - 4)); break; } -#ifdef CONFIG_GUSA - } else { - /* gUSA handling */ - preempt_disable(); - - if (regs->regs[15] >= 0xc0000000) { - int offset = (int)regs->regs[15]; - - /* Reset stack pointer: clear critical region mark */ - regs->regs[15] = regs->regs[1]; - if (regs->pc < regs->regs[0]) - /* Go to rewind point #1 */ - regs->pc = regs->regs[0] + offset - - instruction_size(ctrl_inw(regs->pc-4)); - } - - preempt_enable_no_resched(); -#endif } /* Set up the stack frame */ diff --git a/arch/sh64/kernel/signal.c b/arch/sh/kernel/signal_64.c index 79fc48c..80bde19 100644 --- a/arch/sh64/kernel/signal.c +++ b/arch/sh/kernel/signal_64.c @@ -1,16 +1,13 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/signal.c + * arch/sh/kernel/signal_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 Paul Mundt * Copyright (C) 2004 Richard Curnow * - * Started from sh version. - * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #include <linux/rwsem.h> #include <linux/sched.h> @@ -28,7 +25,7 @@ #include <asm/ucontext.h> #include <asm/uaccess.h> #include <asm/pgtable.h> - +#include <asm/cacheflush.h> #define REG_RET 9 #define REG_ARG1 2 @@ -211,9 +208,9 @@ setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) return err; if (current == last_task_used_math) { - grab_fpu(); - fpsave(¤t->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(current, regs); + disable_fpu(); last_task_used_math = NULL; regs->sr |= SR_FD; } @@ -227,10 +224,14 @@ setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) #else static inline int restore_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) -{} +{ + return 0; +} static inline int setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) -{} +{ + return 0; +} #endif static int @@ -477,7 +478,7 @@ static void setup_frame(int sig, struct k_sigaction *ka, goto give_sigsegv; /* Cohere the trampoline with the I-cache. */ - flush_cache_sigtramp(DEREF_REG_PR-1, DEREF_REG_PR-1+16); + flush_cache_sigtramp(DEREF_REG_PR-1); } /* diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index d545a68..59cd285 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -7,7 +7,6 @@ * * Taken from i386 version. */ - #include <linux/errno.h> #include <linux/sched.h> #include <linux/mm.h> @@ -27,28 +26,7 @@ #include <asm/uaccess.h> #include <asm/unistd.h> -/* - * sys_pipe() is the normal C calling standard for creating - * a pipe. It's not the way Unix traditionally does this, though. - */ -asmlinkage int sys_pipe(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - int fd[2]; - int error; - - error = do_pipe(fd); - if (!error) { - regs->regs[1] = fd[1]; - return fd[0]; - } - return error; -} - unsigned long shm_align_mask = PAGE_SIZE - 1; /* Sane caches */ - EXPORT_SYMBOL(shm_align_mask); #ifdef CONFIG_MMU @@ -140,7 +118,7 @@ full_search: #endif /* CONFIG_MMU */ static inline long -do_mmap2(unsigned long addr, unsigned long len, unsigned long prot, +do_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, int fd, unsigned long pgoff) { int error = -EBADF; @@ -195,12 +173,13 @@ asmlinkage int sys_ipc(uint call, int first, int second, if (call <= SEMCTL) switch (call) { case SEMOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, + return sys_semtimedop(first, + (struct sembuf __user *)ptr, second, NULL); case SEMTIMEDOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, - (const struct timespec __user *)fifth); + return sys_semtimedop(first, + (struct sembuf __user *)ptr, second, + (const struct timespec __user *)fifth); case SEMGET: return sys_semget (first, second, third); case SEMCTL: { @@ -215,25 +194,28 @@ asmlinkage int sys_ipc(uint call, int first, int second, return -EINVAL; } - if (call <= MSGCTL) + if (call <= MSGCTL) switch (call) { case MSGSND: - return sys_msgsnd (first, (struct msgbuf __user *) ptr, + return sys_msgsnd (first, (struct msgbuf __user *) ptr, second, third); case MSGRCV: switch (version) { - case 0: { + case 0: + { struct ipc_kludge tmp; + if (!ptr) return -EINVAL; - + if (copy_from_user(&tmp, - (struct ipc_kludge __user *) ptr, + (struct ipc_kludge __user *) ptr, sizeof (tmp))) return -EFAULT; + return sys_msgrcv (first, tmp.msgp, second, tmp.msgtyp, third); - } + } default: return sys_msgrcv (first, (struct msgbuf __user *) ptr, @@ -247,7 +229,7 @@ asmlinkage int sys_ipc(uint call, int first, int second, default: return -EINVAL; } - if (call <= SHMCTL) + if (call <= SHMCTL) switch (call) { case SHMAT: switch (version) { @@ -265,7 +247,7 @@ asmlinkage int sys_ipc(uint call, int first, int second, return do_shmat (first, (char __user *) ptr, second, (ulong *) third); } - case SHMDT: + case SHMDT: return sys_shmdt ((char __user *)ptr); case SHMGET: return sys_shmget (first, second, third); @@ -275,7 +257,7 @@ asmlinkage int sys_ipc(uint call, int first, int second, default: return -EINVAL; } - + return -EINVAL; } @@ -289,49 +271,3 @@ asmlinkage int sys_uname(struct old_utsname * name) up_read(&uts_sem); return err?-EFAULT:0; } - -asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char * buf, - size_t count, long dummy, loff_t pos) -{ - return sys_pread64(fd, buf, count, pos); -} - -asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char * buf, - size_t count, long dummy, loff_t pos) -{ - return sys_pwrite64(fd, buf, count, pos); -} - -asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, - u32 len0, u32 len1, int advice) -{ -#ifdef __LITTLE_ENDIAN__ - return sys_fadvise64_64(fd, (u64)offset1 << 32 | offset0, - (u64)len1 << 32 | len0, advice); -#else - return sys_fadvise64_64(fd, (u64)offset0 << 32 | offset1, - (u64)len0 << 32 | len1, advice); -#endif -} - -#if defined(CONFIG_CPU_SH2) || defined(CONFIG_CPU_SH2A) -#define SYSCALL_ARG3 "trapa #0x23" -#else -#define SYSCALL_ARG3 "trapa #0x13" -#endif - -/* - * Do a system call from kernel instead of calling sys_execve so we - * end up with proper pt_regs. - */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) -{ - register long __sc0 __asm__ ("r3") = __NR_execve; - register long __sc4 __asm__ ("r4") = (long) filename; - register long __sc5 __asm__ ("r5") = (long) argv; - register long __sc6 __asm__ ("r6") = (long) envp; - __asm__ __volatile__ (SYSCALL_ARG3 : "=z" (__sc0) - : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6) - : "memory"); - return __sc0; -} diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c new file mode 100644 index 0000000..125e493 --- /dev/null +++ b/arch/sh/kernel/sys_sh32.c @@ -0,0 +1,84 @@ +#include <linux/errno.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/smp.h> +#include <linux/sem.h> +#include <linux/msg.h> +#include <linux/shm.h> +#include <linux/stat.h> +#include <linux/syscalls.h> +#include <linux/mman.h> +#include <linux/file.h> +#include <linux/utsname.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/ipc.h> +#include <asm/cacheflush.h> +#include <asm/uaccess.h> +#include <asm/unistd.h> + +/* + * sys_pipe() is the normal C calling standard for creating + * a pipe. It's not the way Unix traditionally does this, though. + */ +asmlinkage int sys_pipe(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs) +{ + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + int fd[2]; + int error; + + error = do_pipe(fd); + if (!error) { + regs->regs[1] = fd[1]; + return fd[0]; + } + return error; +} + +asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char * buf, + size_t count, long dummy, loff_t pos) +{ + return sys_pread64(fd, buf, count, pos); +} + +asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char * buf, + size_t count, long dummy, loff_t pos) +{ + return sys_pwrite64(fd, buf, count, pos); +} + +asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, + u32 len0, u32 len1, int advice) +{ +#ifdef __LITTLE_ENDIAN__ + return sys_fadvise64_64(fd, (u64)offset1 << 32 | offset0, + (u64)len1 << 32 | len0, advice); +#else + return sys_fadvise64_64(fd, (u64)offset0 << 32 | offset1, + (u64)len0 << 32 | len1, advice); +#endif +} + +#if defined(CONFIG_CPU_SH2) || defined(CONFIG_CPU_SH2A) +#define SYSCALL_ARG3 "trapa #0x23" +#else +#define SYSCALL_ARG3 "trapa #0x13" +#endif + +/* + * Do a system call from kernel instead of calling sys_execve so we + * end up with proper pt_regs. + */ +int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +{ + register long __sc0 __asm__ ("r3") = __NR_execve; + register long __sc4 __asm__ ("r4") = (long) filename; + register long __sc5 __asm__ ("r5") = (long) argv; + register long __sc6 __asm__ ("r6") = (long) envp; + __asm__ __volatile__ (SYSCALL_ARG3 : "=z" (__sc0) + : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6) + : "memory"); + return __sc0; +} diff --git a/arch/sh/kernel/sys_sh64.c b/arch/sh/kernel/sys_sh64.c new file mode 100644 index 0000000..578004d --- /dev/null +++ b/arch/sh/kernel/sys_sh64.c @@ -0,0 +1,66 @@ +/* + * arch/sh/kernel/sys_sh64.c + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * + * This file contains various random system calls that + * have a non-standard calling sequence on the Linux/SH5 + * platform. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/errno.h> +#include <linux/rwsem.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/fs.h> +#include <linux/smp.h> +#include <linux/sem.h> +#include <linux/msg.h> +#include <linux/shm.h> +#include <linux/stat.h> +#include <linux/mman.h> +#include <linux/file.h> +#include <linux/utsname.h> +#include <linux/syscalls.h> +#include <linux/ipc.h> +#include <asm/uaccess.h> +#include <asm/ptrace.h> +#include <asm/unistd.h> + +/* + * sys_pipe() is the normal C calling standard for creating + * a pipe. It's not the way Unix traditionally does this, though. + */ +asmlinkage int sys_pipe(unsigned long * fildes) +{ + int fd[2]; + int error; + + error = do_pipe(fd); + if (!error) { + if (copy_to_user(fildes, fd, 2*sizeof(int))) + error = -EFAULT; + } + return error; +} + +/* + * Do a system call from kernel instead of calling sys_execve so we + * end up with proper pt_regs. + */ +int kernel_execve(const char *filename, char *const argv[], char *const envp[]) +{ + register unsigned long __sc0 __asm__ ("r9") = ((0x13 << 16) | __NR_execve); + register unsigned long __sc2 __asm__ ("r2") = (unsigned long) filename; + register unsigned long __sc3 __asm__ ("r3") = (unsigned long) argv; + register unsigned long __sc4 __asm__ ("r4") = (unsigned long) envp; + __asm__ __volatile__ ("trapa %1 !\t\t\t execve(%2,%3,%4)" + : "=r" (__sc0) + : "r" (__sc0), "r" (__sc2), "r" (__sc3), "r" (__sc4) ); + __asm__ __volatile__ ("!dummy %0 %1 %2 %3" + : : "r" (__sc0), "r" (__sc2), "r" (__sc3), "r" (__sc4) : "memory"); + return __sc0; +} diff --git a/arch/sh/kernel/syscalls.S b/arch/sh/kernel/syscalls_32.S index 10bec45..10bec45 100644 --- a/arch/sh/kernel/syscalls.S +++ b/arch/sh/kernel/syscalls_32.S diff --git a/arch/sh64/kernel/syscalls.S b/arch/sh/kernel/syscalls_64.S index abb94c0..98a93ef 100644 --- a/arch/sh64/kernel/syscalls.S +++ b/arch/sh/kernel/syscalls_64.S @@ -1,5 +1,5 @@ /* - * arch/sh64/kernel/syscalls.S + * arch/sh/kernel/syscalls_64.S * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2004 - 2007 Paul Mundt diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time_32.c index 2bc04bf..2bc04bf 100644 --- a/arch/sh/kernel/time.c +++ b/arch/sh/kernel/time_32.c diff --git a/arch/sh64/kernel/time.c b/arch/sh/kernel/time_64.c index 06f3c17..f819ba3 100644 --- a/arch/sh64/kernel/time.c +++ b/arch/sh/kernel/time_64.c @@ -1,20 +1,19 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/time.c + * arch/sh/kernel/time_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt + * Copyright (C) 2003 - 2007 Paul Mundt * Copyright (C) 2003 Richard Curnow * * Original TMU/RTC code taken from sh version. * Copyright (C) 1999 Tetsuya Okada & Niibe Yutaka * Some code taken from i386 version. * Copyright (C) 1991, 1992, 1995 Linus Torvalds + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/errno.h> #include <linux/rwsem.h> #include <linux/sched.h> @@ -30,37 +29,27 @@ #include <linux/smp.h> #include <linux/module.h> #include <linux/bcd.h> - -#include <asm/registers.h> /* required by inline __asm__ stmt. */ - +#include <linux/timex.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/platform_device.h> +#include <asm/cpu/registers.h> /* required by inline __asm__ stmt. */ +#include <asm/cpu/irq.h> +#include <asm/addrspace.h> #include <asm/processor.h> #include <asm/uaccess.h> -#include <asm/io.h> -#include <asm/irq.h> #include <asm/delay.h> -#include <linux/timex.h> -#include <linux/irq.h> -#include <asm/hardware.h> - #define TMU_TOCR_INIT 0x00 #define TMU0_TCR_INIT 0x0020 #define TMU_TSTR_INIT 1 #define TMU_TSTR_OFF 0 -/* RCR1 Bits */ -#define RCR1_CF 0x80 /* Carry Flag */ -#define RCR1_CIE 0x10 /* Carry Interrupt Enable */ -#define RCR1_AIE 0x08 /* Alarm Interrupt Enable */ -#define RCR1_AF 0x01 /* Alarm Flag */ - -/* RCR2 Bits */ -#define RCR2_PEF 0x80 /* PEriodic interrupt Flag */ -#define RCR2_PESMASK 0x70 /* Periodic interrupt Set */ -#define RCR2_RTCEN 0x08 /* ENable RTC */ -#define RCR2_ADJ 0x04 /* ADJustment (30-second) */ -#define RCR2_RESET 0x02 /* Reset bit */ -#define RCR2_START 0x01 /* Start bit */ +/* Real Time Clock */ +#define RTC_BLOCK_OFF 0x01040000 +#define RTC_BASE PHYS_PERIPHERAL_BLOCK + RTC_BLOCK_OFF +#define RTC_RCR1_CIE 0x10 /* Carry Interrupt Enable */ +#define RTC_RCR1 (rtc_base + 0x38) /* Clock, Power and Reset Controller */ #define CPRC_BLOCK_OFF 0x01010000 @@ -84,27 +73,6 @@ #define TMU0_TCNT TMU0_BASE+0x4 /* Long access */ #define TMU0_TCR TMU0_BASE+0x8 /* Word access */ -/* Real Time Clock */ -#define RTC_BLOCK_OFF 0x01040000 -#define RTC_BASE PHYS_PERIPHERAL_BLOCK + RTC_BLOCK_OFF - -#define R64CNT rtc_base+0x00 -#define RSECCNT rtc_base+0x04 -#define RMINCNT rtc_base+0x08 -#define RHRCNT rtc_base+0x0c -#define RWKCNT rtc_base+0x10 -#define RDAYCNT rtc_base+0x14 -#define RMONCNT rtc_base+0x18 -#define RYRCNT rtc_base+0x1c /* 16bit */ -#define RSECAR rtc_base+0x20 -#define RMINAR rtc_base+0x24 -#define RHRAR rtc_base+0x28 -#define RWKAR rtc_base+0x2c -#define RDAYAR rtc_base+0x30 -#define RMONAR rtc_base+0x34 -#define RCR1 rtc_base+0x38 -#define RCR2 rtc_base+0x3c - #define TICK_SIZE (tick_nsec / 1000) static unsigned long tmu_base, rtc_base; @@ -236,47 +204,23 @@ int do_settimeofday(struct timespec *tv) } EXPORT_SYMBOL(do_settimeofday); -static int set_rtc_time(unsigned long nowtime) +/* Dummy RTC ops */ +static void null_rtc_get_time(struct timespec *tv) { - int retval = 0; - int real_seconds, real_minutes, cmos_minutes; - - ctrl_outb(RCR2_RESET, RCR2); /* Reset pre-scaler & stop RTC */ - - cmos_minutes = ctrl_inb(RMINCNT); - BCD_TO_BIN(cmos_minutes); - - /* - * since we're only adjusting minutes and seconds, - * don't interfere with hour overflow. This avoids - * messing with unknown time zones but requires your - * RTC not to be off by more than 15 minutes - */ - real_seconds = nowtime % 60; - real_minutes = nowtime / 60; - if (((abs(real_minutes - cmos_minutes) + 15)/30) & 1) - real_minutes += 30; /* correct for half hour time zone */ - real_minutes %= 60; - - if (abs(real_minutes - cmos_minutes) < 30) { - BIN_TO_BCD(real_seconds); - BIN_TO_BCD(real_minutes); - ctrl_outb(real_seconds, RSECCNT); - ctrl_outb(real_minutes, RMINCNT); - } else { - printk(KERN_WARNING - "set_rtc_time: can't update from %d to %d\n", - cmos_minutes, real_minutes); - retval = -1; - } - - ctrl_outb(RCR2_RTCEN|RCR2_START, RCR2); /* Start RTC */ + tv->tv_sec = mktime(2000, 1, 1, 0, 0, 0); + tv->tv_nsec = 0; +} - return retval; +static int null_rtc_set_time(const time_t secs) +{ + return 0; } +void (*rtc_sh_get_time)(struct timespec *) = null_rtc_get_time; +int (*rtc_sh_set_time)(const time_t) = null_rtc_set_time; + /* last time the RTC clock got updated */ -static long last_rtc_update = 0; +static long last_rtc_update; /* * timer_interrupt() needs to keep up the real-time clock, @@ -296,11 +240,8 @@ static inline void do_timer_interrupt(void) profile_tick(CPU_PROFILING); #ifdef CONFIG_HEARTBEAT - { - extern void heartbeat(void); - - heartbeat(); - } + if (sh_mv.mv_heartbeat != NULL) + sh_mv.mv_heartbeat(); #endif /* @@ -312,10 +253,11 @@ static inline void do_timer_interrupt(void) xtime.tv_sec > last_rtc_update + 660 && (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 && (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) { - if (set_rtc_time(xtime.tv_sec) == 0) + if (rtc_sh_set_time(xtime.tv_sec) == 0) last_rtc_update = xtime.tv_sec; else - last_rtc_update = xtime.tv_sec - 600; /* do it again in 60 s */ + /* do it again in 60 s */ + last_rtc_update = xtime.tv_sec - 600; } } @@ -347,50 +289,6 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static unsigned long get_rtc_time(void) -{ - unsigned int sec, min, hr, wk, day, mon, yr, yr100; - - again: - do { - ctrl_outb(0, RCR1); /* Clear CF-bit */ - sec = ctrl_inb(RSECCNT); - min = ctrl_inb(RMINCNT); - hr = ctrl_inb(RHRCNT); - wk = ctrl_inb(RWKCNT); - day = ctrl_inb(RDAYCNT); - mon = ctrl_inb(RMONCNT); - yr = ctrl_inw(RYRCNT); - yr100 = (yr >> 8); - yr &= 0xff; - } while ((ctrl_inb(RCR1) & RCR1_CF) != 0); - - BCD_TO_BIN(yr100); - BCD_TO_BIN(yr); - BCD_TO_BIN(mon); - BCD_TO_BIN(day); - BCD_TO_BIN(hr); - BCD_TO_BIN(min); - BCD_TO_BIN(sec); - - if (yr > 99 || mon < 1 || mon > 12 || day > 31 || day < 1 || - hr > 23 || min > 59 || sec > 59) { - printk(KERN_ERR - "SH RTC: invalid value, resetting to 1 Jan 2000\n"); - ctrl_outb(RCR2_RESET, RCR2); /* Reset & Stop */ - ctrl_outb(0, RSECCNT); - ctrl_outb(0, RMINCNT); - ctrl_outb(0, RHRCNT); - ctrl_outb(6, RWKCNT); - ctrl_outb(1, RDAYCNT); - ctrl_outb(1, RMONCNT); - ctrl_outw(0x2000, RYRCNT); - ctrl_outb(RCR2_RTCEN|RCR2_START, RCR2); /* Start */ - goto again; - } - - return mktime(yr100 * 100 + yr, mon, day, hr, min, sec); -} static __init unsigned int get_cpu_hz(void) { @@ -406,8 +304,8 @@ static __init unsigned int get_cpu_hz(void) register unsigned long long __rtc_irq_flag __asm__ ("r3"); local_irq_enable(); - do {} while (ctrl_inb(R64CNT) != 0); - ctrl_outb(RCR1_CIE, RCR1); /* Enable carry interrupt */ + do {} while (ctrl_inb(rtc_base) != 0); + ctrl_outb(RTC_RCR1_CIE, RTC_RCR1); /* Enable carry interrupt */ /* * r3 is arbitrary. CDC does not support "=z". @@ -449,28 +347,19 @@ static __init unsigned int get_cpu_hz(void) count = ctc_val_init - ctc_val; /* CTC counts down */ -#if defined (CONFIG_SH_SIMULATOR) - /* - * Let's pretend we are a 5MHz SH-5 to avoid a too - * little timer interval. Also to keep delay - * calibration within a reasonable time. - */ - return 5000000; -#else /* * This really is count by the number of clock cycles * by the ratio between a complete R64CNT * wrap-around (128) and CUI interrupt being raised (64). */ return count*2; -#endif } static irqreturn_t sh64_rtc_interrupt(int irq, void *dev_id) { struct pt_regs *regs = get_irq_regs(); - ctrl_outb(0, RCR1); /* Disable Carry Interrupts */ + ctrl_outb(0, RTC_RCR1); /* Disable Carry Interrupts */ regs->regs[3] = 1; /* Using r3 */ return IRQ_HANDLED; @@ -513,8 +402,7 @@ void __init time_init(void) panic("Unable to remap CPRC\n"); } - xtime.tv_sec = get_rtc_time(); - xtime.tv_nsec = 0; + rtc_sh_get_time(&xtime); setup_irq(TIMER_IRQ, &irq0); setup_irq(RTC_IRQ, &irq1); @@ -525,7 +413,7 @@ void __init time_init(void) /* Note careful order of operations to maintain reasonable precision and avoid overflow. */ scaled_recip_ctc_ticks_per_jiffy = ((1ULL << CTC_JIFFY_SCALE_SHIFT) / (unsigned long long)(cpu_clock / HZ)); - disable_irq(RTC_IRQ); + free_irq(RTC_IRQ, NULL); printk("CPU clock: %d.%02dMHz\n", (cpu_clock / 1000000), (cpu_clock % 1000000)/10000); @@ -591,3 +479,41 @@ void enter_deep_standby(void) asm __volatile__ ("nop"); panic("Unexpected wakeup!\n"); } + +static struct resource rtc_resources[] = { + [0] = { + /* RTC base, filled in by rtc_init */ + .flags = IORESOURCE_IO, + }, + [1] = { + /* Period IRQ */ + .start = IRQ_PRI, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* Carry IRQ */ + .start = IRQ_CUI, + .flags = IORESOURCE_IRQ, + }, + [3] = { + /* Alarm IRQ */ + .start = IRQ_ATI, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device rtc_device = { + .name = "sh-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(rtc_resources), + .resource = rtc_resources, +}; + +static int __init rtc_init(void) +{ + rtc_resources[0].start = rtc_base; + rtc_resources[0].end = rtc_resources[0].start + 0x58 - 1; + + return platform_device_register(&rtc_device); +} +device_initcall(rtc_init); diff --git a/arch/sh/kernel/timers/timer-cmt.c b/arch/sh/kernel/timers/timer-cmt.c index 82de689..499e07b 100644 --- a/arch/sh/kernel/timers/timer-cmt.c +++ b/arch/sh/kernel/timers/timer-cmt.c @@ -31,7 +31,9 @@ #define cmt_clock_enable() do { ctrl_outb(ctrl_inb(STBCR3) & ~0x10, STBCR3); } while(0) #define CMT_CMCSR_INIT 0x0040 #define CMT_CMCSR_CALIB 0x0000 -#elif defined(CONFIG_CPU_SUBTYPE_SH7206) +#elif defined(CONFIG_CPU_SUBTYPE_SH7203) || \ + defined(CONFIG_CPU_SUBTYPE_SH7206) || \ + defined(CONFIG_CPU_SUBTYPE_SH7263) #define CMT_CMSTR 0xfffec000 #define CMT_CMCSR_0 0xfffec002 #define CMT_CMCNT_0 0xfffec004 diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c index 628ec9a..8935570 100644 --- a/arch/sh/kernel/timers/timer-tmu.c +++ b/arch/sh/kernel/timers/timer-tmu.c @@ -174,6 +174,7 @@ static int tmu_timer_init(void) tmu_timer_stop(); #if !defined(CONFIG_CPU_SUBTYPE_SH7720) && \ + !defined(CONFIG_CPU_SUBTYPE_SH7721) && \ !defined(CONFIG_CPU_SUBTYPE_SH7760) && \ !defined(CONFIG_CPU_SUBTYPE_SH7785) && \ !defined(CONFIG_CPU_SUBTYPE_SHX3) diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c index cf99111c..a3bdc68 100644 --- a/arch/sh/kernel/traps.c +++ b/arch/sh/kernel/traps.c @@ -1,947 +1,68 @@ -/* - * 'traps.c' handles hardware traps and faults after we have saved some - * state in 'entry.S'. - * - * SuperH version: Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2000 Philipp Rumpf - * Copyright (C) 2000 David Howells - * Copyright (C) 2002 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kernel.h> -#include <linux/ptrace.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/module.h> -#include <linux/kallsyms.h> -#include <linux/io.h> #include <linux/bug.h> -#include <linux/debug_locks.h> +#include <linux/io.h> +#include <linux/types.h> #include <linux/kdebug.h> -#include <linux/kexec.h> -#include <linux/limits.h> +#include <linux/signal.h> +#include <linux/sched.h> #include <asm/system.h> -#include <asm/uaccess.h> - -#ifdef CONFIG_SH_KGDB -#include <asm/kgdb.h> -#define CHK_REMOTE_DEBUG(regs) \ -{ \ - if (kgdb_debug_hook && !user_mode(regs))\ - (*kgdb_debug_hook)(regs); \ -} -#else -#define CHK_REMOTE_DEBUG(regs) -#endif - -#ifdef CONFIG_CPU_SH2 -# define TRAP_RESERVED_INST 4 -# define TRAP_ILLEGAL_SLOT_INST 6 -# define TRAP_ADDRESS_ERROR 9 -# ifdef CONFIG_CPU_SH2A -# define TRAP_DIVZERO_ERROR 17 -# define TRAP_DIVOVF_ERROR 18 -# endif -#else -#define TRAP_RESERVED_INST 12 -#define TRAP_ILLEGAL_SLOT_INST 13 -#endif - -static void dump_mem(const char *str, unsigned long bottom, unsigned long top) -{ - unsigned long p; - int i; - - printk("%s(0x%08lx to 0x%08lx)\n", str, bottom, top); - - for (p = bottom & ~31; p < top; ) { - printk("%04lx: ", p & 0xffff); - - for (i = 0; i < 8; i++, p += 4) { - unsigned int val; - - if (p < bottom || p >= top) - printk(" "); - else { - if (__get_user(val, (unsigned int __user *)p)) { - printk("\n"); - return; - } - printk("%08x ", val); - } - } - printk("\n"); - } -} - -static DEFINE_SPINLOCK(die_lock); - -void die(const char * str, struct pt_regs * regs, long err) -{ - static int die_counter; - - oops_enter(); - - console_verbose(); - spin_lock_irq(&die_lock); - bust_spinlocks(1); - - printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); - - CHK_REMOTE_DEBUG(regs); - print_modules(); - show_regs(regs); - - printk("Process: %s (pid: %d, stack limit = %p)\n", current->comm, - task_pid_nr(current), task_stack_page(current) + 1); - - if (!user_mode(regs) || in_interrupt()) - dump_mem("Stack: ", regs->regs[15], THREAD_SIZE + - (unsigned long)task_stack_page(current)); - - bust_spinlocks(0); - add_taint(TAINT_DIE); - spin_unlock_irq(&die_lock); - - if (kexec_should_crash(current)) - crash_kexec(regs); - - if (in_interrupt()) - panic("Fatal exception in interrupt"); - - if (panic_on_oops) - panic("Fatal exception"); - - oops_exit(); - do_exit(SIGSEGV); -} - -static inline void die_if_kernel(const char *str, struct pt_regs *regs, - long err) -{ - if (!user_mode(regs)) - die(str, regs, err); -} - -/* - * try and fix up kernelspace address errors - * - userspace errors just cause EFAULT to be returned, resulting in SEGV - * - kernel/userspace interfaces cause a jump to an appropriate handler - * - other kernel errors are bad - * - return 0 if fixed-up, -EFAULT if non-fatal (to the kernel) fault - */ -static int die_if_no_fixup(const char * str, struct pt_regs * regs, long err) -{ - if (!user_mode(regs)) { - const struct exception_table_entry *fixup; - fixup = search_exception_tables(regs->pc); - if (fixup) { - regs->pc = fixup->fixup; - return 0; - } - die(str, regs, err); - } - return -EFAULT; -} - -/* - * handle an instruction that does an unaligned memory access by emulating the - * desired behaviour - * - note that PC _may not_ point to the faulting instruction - * (if that instruction is in a branch delay slot) - * - return 0 if emulation okay, -EFAULT on existential error - */ -static int handle_unaligned_ins(u16 instruction, struct pt_regs *regs) -{ - int ret, index, count; - unsigned long *rm, *rn; - unsigned char *src, *dst; - - index = (instruction>>8)&15; /* 0x0F00 */ - rn = ®s->regs[index]; - - index = (instruction>>4)&15; /* 0x00F0 */ - rm = ®s->regs[index]; - - count = 1<<(instruction&3); - - ret = -EFAULT; - switch (instruction>>12) { - case 0: /* mov.[bwl] to/from memory via r0+rn */ - if (instruction & 8) { - /* from memory */ - src = (unsigned char*) *rm; - src += regs->regs[0]; - dst = (unsigned char*) rn; - *(unsigned long*)dst = 0; - -#ifdef __LITTLE_ENDIAN__ - if (copy_from_user(dst, src, count)) - goto fetch_fault; - - if ((count == 2) && dst[1] & 0x80) { - dst[2] = 0xff; - dst[3] = 0xff; - } -#else - dst += 4-count; - - if (__copy_user(dst, src, count)) - goto fetch_fault; - - if ((count == 2) && dst[2] & 0x80) { - dst[0] = 0xff; - dst[1] = 0xff; - } -#endif - } else { - /* to memory */ - src = (unsigned char*) rm; -#if !defined(__LITTLE_ENDIAN__) - src += 4-count; -#endif - dst = (unsigned char*) *rn; - dst += regs->regs[0]; - - if (copy_to_user(dst, src, count)) - goto fetch_fault; - } - ret = 0; - break; - - case 1: /* mov.l Rm,@(disp,Rn) */ - src = (unsigned char*) rm; - dst = (unsigned char*) *rn; - dst += (instruction&0x000F)<<2; - - if (copy_to_user(dst,src,4)) - goto fetch_fault; - ret = 0; - break; - - case 2: /* mov.[bwl] to memory, possibly with pre-decrement */ - if (instruction & 4) - *rn -= count; - src = (unsigned char*) rm; - dst = (unsigned char*) *rn; -#if !defined(__LITTLE_ENDIAN__) - src += 4-count; -#endif - if (copy_to_user(dst, src, count)) - goto fetch_fault; - ret = 0; - break; - - case 5: /* mov.l @(disp,Rm),Rn */ - src = (unsigned char*) *rm; - src += (instruction&0x000F)<<2; - dst = (unsigned char*) rn; - *(unsigned long*)dst = 0; - - if (copy_from_user(dst,src,4)) - goto fetch_fault; - ret = 0; - break; - case 6: /* mov.[bwl] from memory, possibly with post-increment */ - src = (unsigned char*) *rm; - if (instruction & 4) - *rm += count; - dst = (unsigned char*) rn; - *(unsigned long*)dst = 0; - -#ifdef __LITTLE_ENDIAN__ - if (copy_from_user(dst, src, count)) - goto fetch_fault; - - if ((count == 2) && dst[1] & 0x80) { - dst[2] = 0xff; - dst[3] = 0xff; - } -#else - dst += 4-count; - - if (copy_from_user(dst, src, count)) - goto fetch_fault; - - if ((count == 2) && dst[2] & 0x80) { - dst[0] = 0xff; - dst[1] = 0xff; - } -#endif - ret = 0; - break; - - case 8: - switch ((instruction&0xFF00)>>8) { - case 0x81: /* mov.w R0,@(disp,Rn) */ - src = (unsigned char*) ®s->regs[0]; -#if !defined(__LITTLE_ENDIAN__) - src += 2; -#endif - dst = (unsigned char*) *rm; /* called Rn in the spec */ - dst += (instruction&0x000F)<<1; - - if (copy_to_user(dst, src, 2)) - goto fetch_fault; - ret = 0; - break; - - case 0x85: /* mov.w @(disp,Rm),R0 */ - src = (unsigned char*) *rm; - src += (instruction&0x000F)<<1; - dst = (unsigned char*) ®s->regs[0]; - *(unsigned long*)dst = 0; - -#if !defined(__LITTLE_ENDIAN__) - dst += 2; -#endif - - if (copy_from_user(dst, src, 2)) - goto fetch_fault; - -#ifdef __LITTLE_ENDIAN__ - if (dst[1] & 0x80) { - dst[2] = 0xff; - dst[3] = 0xff; - } -#else - if (dst[2] & 0x80) { - dst[0] = 0xff; - dst[1] = 0xff; - } -#endif - ret = 0; - break; - } - break; - } - return ret; - - fetch_fault: - /* Argh. Address not only misaligned but also non-existent. - * Raise an EFAULT and see if it's trapped - */ - return die_if_no_fixup("Fault in unaligned fixup", regs, 0); -} - -/* - * emulate the instruction in the delay slot - * - fetches the instruction from PC+2 - */ -static inline int handle_unaligned_delayslot(struct pt_regs *regs) +#ifdef CONFIG_BUG +static void handle_BUG(struct pt_regs *regs) { - u16 instruction; - - if (copy_from_user(&instruction, (u16 *)(regs->pc+2), 2)) { - /* the instruction-fetch faulted */ - if (user_mode(regs)) - return -EFAULT; - - /* kernel */ - die("delay-slot-insn faulting in handle_unaligned_delayslot", - regs, 0); + enum bug_trap_type tt; + tt = report_bug(regs->pc, regs); + if (tt == BUG_TRAP_TYPE_WARN) { + regs->pc += instruction_size(regs->pc); + return; } - return handle_unaligned_ins(instruction,regs); + die("Kernel BUG", regs, TRAPA_BUG_OPCODE & 0xff); } -/* - * handle an instruction that does an unaligned memory access - * - have to be careful of branch delay-slot instructions that fault - * SH3: - * - if the branch would be taken PC points to the branch - * - if the branch would not be taken, PC points to delay-slot - * SH4: - * - PC always points to delayed branch - * - return 0 if handled, -EFAULT if failed (may not return if in kernel) - */ - -/* Macros to determine offset from current PC for branch instructions */ -/* Explicit type coercion is used to force sign extension where needed */ -#define SH_PC_8BIT_OFFSET(instr) ((((signed char)(instr))*2) + 4) -#define SH_PC_12BIT_OFFSET(instr) ((((signed short)(instr<<4))>>3) + 4) - -/* - * XXX: SH-2A needs this too, but it needs an overhaul thanks to mixed 32-bit - * opcodes.. - */ -#ifndef CONFIG_CPU_SH2A -static int handle_unaligned_notify_count = 10; - -static int handle_unaligned_access(u16 instruction, struct pt_regs *regs) +int is_valid_bugaddr(unsigned long addr) { - u_int rm; - int ret, index; - - index = (instruction>>8)&15; /* 0x0F00 */ - rm = regs->regs[index]; - - /* shout about the first ten userspace fixups */ - if (user_mode(regs) && handle_unaligned_notify_count>0) { - handle_unaligned_notify_count--; - - printk(KERN_NOTICE "Fixing up unaligned userspace access " - "in \"%s\" pid=%d pc=0x%p ins=0x%04hx\n", - current->comm, task_pid_nr(current), - (u16 *)regs->pc, instruction); - } - - ret = -EFAULT; - switch (instruction&0xF000) { - case 0x0000: - if (instruction==0x000B) { - /* rts */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) - regs->pc = regs->pr; - } - else if ((instruction&0x00FF)==0x0023) { - /* braf @Rm */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) - regs->pc += rm + 4; - } - else if ((instruction&0x00FF)==0x0003) { - /* bsrf @Rm */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) { - regs->pr = regs->pc + 4; - regs->pc += rm + 4; - } - } - else { - /* mov.[bwl] to/from memory via r0+rn */ - goto simple; - } - break; - - case 0x1000: /* mov.l Rm,@(disp,Rn) */ - goto simple; - - case 0x2000: /* mov.[bwl] to memory, possibly with pre-decrement */ - goto simple; - - case 0x4000: - if ((instruction&0x00FF)==0x002B) { - /* jmp @Rm */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) - regs->pc = rm; - } - else if ((instruction&0x00FF)==0x000B) { - /* jsr @Rm */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) { - regs->pr = regs->pc + 4; - regs->pc = rm; - } - } - else { - /* mov.[bwl] to/from memory via r0+rn */ - goto simple; - } - break; - - case 0x5000: /* mov.l @(disp,Rm),Rn */ - goto simple; - - case 0x6000: /* mov.[bwl] from memory, possibly with post-increment */ - goto simple; - - case 0x8000: /* bf lab, bf/s lab, bt lab, bt/s lab */ - switch (instruction&0x0F00) { - case 0x0100: /* mov.w R0,@(disp,Rm) */ - goto simple; - case 0x0500: /* mov.w @(disp,Rm),R0 */ - goto simple; - case 0x0B00: /* bf lab - no delayslot*/ - break; - case 0x0F00: /* bf/s lab */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) { -#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB) - if ((regs->sr & 0x00000001) != 0) - regs->pc += 4; /* next after slot */ - else -#endif - regs->pc += SH_PC_8BIT_OFFSET(instruction); - } - break; - case 0x0900: /* bt lab - no delayslot */ - break; - case 0x0D00: /* bt/s lab */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) { -#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB) - if ((regs->sr & 0x00000001) == 0) - regs->pc += 4; /* next after slot */ - else -#endif - regs->pc += SH_PC_8BIT_OFFSET(instruction); - } - break; - } - break; - - case 0xA000: /* bra label */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) - regs->pc += SH_PC_12BIT_OFFSET(instruction); - break; - - case 0xB000: /* bsr label */ - ret = handle_unaligned_delayslot(regs); - if (ret==0) { - regs->pr = regs->pc + 4; - regs->pc += SH_PC_12BIT_OFFSET(instruction); - } - break; - } - return ret; - - /* handle non-delay-slot instruction */ - simple: - ret = handle_unaligned_ins(instruction,regs); - if (ret==0) - regs->pc += instruction_size(instruction); - return ret; + return addr >= PAGE_OFFSET; } -#endif /* CONFIG_CPU_SH2A */ - -#ifdef CONFIG_CPU_HAS_SR_RB -#define lookup_exception_vector(x) \ - __asm__ __volatile__ ("stc r2_bank, %0\n\t" : "=r" ((x))) -#else -#define lookup_exception_vector(x) \ - __asm__ __volatile__ ("mov r4, %0\n\t" : "=r" ((x))) #endif /* - * Handle various address error exceptions: - * - instruction address error: - * misaligned PC - * PC >= 0x80000000 in user mode - * - data address error (read and write) - * misaligned data access - * access to >= 0x80000000 is user mode - * Unfortuntaly we can't distinguish between instruction address error - * and data address errors caused by read accesses. + * Generic trap handler. */ -asmlinkage void do_address_error(struct pt_regs *regs, - unsigned long writeaccess, - unsigned long address) +BUILD_TRAP_HANDLER(debug) { - unsigned long error_code = 0; - mm_segment_t oldfs; - siginfo_t info; -#ifndef CONFIG_CPU_SH2A - u16 instruction; - int tmp; -#endif - - /* Intentional ifdef */ -#ifdef CONFIG_CPU_HAS_SR_RB - lookup_exception_vector(error_code); -#endif - - oldfs = get_fs(); - - if (user_mode(regs)) { - int si_code = BUS_ADRERR; - - local_irq_enable(); + TRAP_HANDLER_DECL; - /* bad PC is not something we can fix */ - if (regs->pc & 1) { - si_code = BUS_ADRALN; - goto uspace_segv; - } + /* Rewind */ + regs->pc -= instruction_size(ctrl_inw(regs->pc - 4)); -#ifndef CONFIG_CPU_SH2A - set_fs(USER_DS); - if (copy_from_user(&instruction, (u16 *)(regs->pc), 2)) { - /* Argh. Fault on the instruction itself. - This should never happen non-SMP - */ - set_fs(oldfs); - goto uspace_segv; - } - - tmp = handle_unaligned_access(instruction, regs); - set_fs(oldfs); - - if (tmp==0) - return; /* sorted */ -#endif - -uspace_segv: - printk(KERN_NOTICE "Sending SIGBUS to \"%s\" due to unaligned " - "access (PC %lx PR %lx)\n", current->comm, regs->pc, - regs->pr); - - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = si_code; - info.si_addr = (void __user *)address; - force_sig_info(SIGBUS, &info, current); - } else { - if (regs->pc & 1) - die("unaligned program counter", regs, error_code); - -#ifndef CONFIG_CPU_SH2A - set_fs(KERNEL_DS); - if (copy_from_user(&instruction, (u16 *)(regs->pc), 2)) { - /* Argh. Fault on the instruction itself. - This should never happen non-SMP - */ - set_fs(oldfs); - die("insn faulting in do_address_error", regs, 0); - } - - handle_unaligned_access(instruction, regs); - set_fs(oldfs); -#else - printk(KERN_NOTICE "Killing process \"%s\" due to unaligned " - "access\n", current->comm); + if (notify_die(DIE_TRAP, "debug trap", regs, 0, vec & 0xff, + SIGTRAP) == NOTIFY_STOP) + return; - force_sig(SIGSEGV, current); -#endif - } + force_sig(SIGTRAP, current); } -#ifdef CONFIG_SH_DSP /* - * SH-DSP support gerg@snapgear.com. + * Special handler for BUG() traps. */ -int is_dsp_inst(struct pt_regs *regs) +BUILD_TRAP_HANDLER(bug) { - unsigned short inst = 0; - - /* - * Safe guard if DSP mode is already enabled or we're lacking - * the DSP altogether. - */ - if (!(current_cpu_data.flags & CPU_HAS_DSP) || (regs->sr & SR_DSP)) - return 0; - - get_user(inst, ((unsigned short *) regs->pc)); - - inst &= 0xf000; - - /* Check for any type of DSP or support instruction */ - if ((inst == 0xf000) || (inst == 0x4000)) - return 1; - - return 0; -} -#else -#define is_dsp_inst(regs) (0) -#endif /* CONFIG_SH_DSP */ + TRAP_HANDLER_DECL; -#ifdef CONFIG_CPU_SH2A -asmlinkage void do_divide_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - siginfo_t info; - - switch (r4) { - case TRAP_DIVZERO_ERROR: - info.si_code = FPE_INTDIV; - break; - case TRAP_DIVOVF_ERROR: - info.si_code = FPE_INTOVF; - break; - } - - force_sig_info(SIGFPE, &info, current); -} -#endif - -/* arch/sh/kernel/cpu/sh4/fpu.c */ -extern int do_fpu_inst(unsigned short, struct pt_regs *); -extern asmlinkage void do_fpu_state_restore(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, struct pt_regs __regs); - -asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - unsigned long error_code; - struct task_struct *tsk = current; - -#ifdef CONFIG_SH_FPU_EMU - unsigned short inst = 0; - int err; - - get_user(inst, (unsigned short*)regs->pc); - - err = do_fpu_inst(inst, regs); - if (!err) { - regs->pc += instruction_size(inst); - return; - } - /* not a FPU inst. */ -#endif + /* Rewind */ + regs->pc -= instruction_size(ctrl_inw(regs->pc - 4)); -#ifdef CONFIG_SH_DSP - /* Check if it's a DSP instruction */ - if (is_dsp_inst(regs)) { - /* Enable DSP mode, and restart instruction. */ - regs->sr |= SR_DSP; + if (notify_die(DIE_TRAP, "bug trap", regs, 0, TRAPA_BUG_OPCODE & 0xff, + SIGTRAP) == NOTIFY_STOP) return; - } -#endif - - lookup_exception_vector(error_code); - - local_irq_enable(); - CHK_REMOTE_DEBUG(regs); - force_sig(SIGILL, tsk); - die_if_no_fixup("reserved instruction", regs, error_code); -} - -#ifdef CONFIG_SH_FPU_EMU -static int emulate_branch(unsigned short inst, struct pt_regs* regs) -{ - /* - * bfs: 8fxx: PC+=d*2+4; - * bts: 8dxx: PC+=d*2+4; - * bra: axxx: PC+=D*2+4; - * bsr: bxxx: PC+=D*2+4 after PR=PC+4; - * braf:0x23: PC+=Rn*2+4; - * bsrf:0x03: PC+=Rn*2+4 after PR=PC+4; - * jmp: 4x2b: PC=Rn; - * jsr: 4x0b: PC=Rn after PR=PC+4; - * rts: 000b: PC=PR; - */ - if ((inst & 0xfd00) == 0x8d00) { - regs->pc += SH_PC_8BIT_OFFSET(inst); - return 0; - } - - if ((inst & 0xe000) == 0xa000) { - regs->pc += SH_PC_12BIT_OFFSET(inst); - return 0; - } - - if ((inst & 0xf0df) == 0x0003) { - regs->pc += regs->regs[(inst & 0x0f00) >> 8] + 4; - return 0; - } - - if ((inst & 0xf0df) == 0x400b) { - regs->pc = regs->regs[(inst & 0x0f00) >> 8]; - return 0; - } - - if ((inst & 0xffff) == 0x000b) { - regs->pc = regs->pr; - return 0; - } - - return 1; -} -#endif - -asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - unsigned long error_code; - struct task_struct *tsk = current; -#ifdef CONFIG_SH_FPU_EMU - unsigned short inst = 0; - - get_user(inst, (unsigned short *)regs->pc + 1); - if (!do_fpu_inst(inst, regs)) { - get_user(inst, (unsigned short *)regs->pc); - if (!emulate_branch(inst, regs)) - return; - /* fault in branch.*/ - } - /* not a FPU inst. */ -#endif - - lookup_exception_vector(error_code); - - local_irq_enable(); - CHK_REMOTE_DEBUG(regs); - force_sig(SIGILL, tsk); - die_if_no_fixup("illegal slot instruction", regs, error_code); -} - -asmlinkage void do_exception_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) -{ - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); - long ex; - - lookup_exception_vector(ex); - die_if_kernel("exception", regs, ex); -} - -#if defined(CONFIG_SH_STANDARD_BIOS) -void *gdb_vbr_vector; - -static inline void __init gdb_vbr_init(void) -{ - register unsigned long vbr; - - /* - * Read the old value of the VBR register to initialise - * the vector through which debug and BIOS traps are - * delegated by the Linux trap handler. - */ - asm volatile("stc vbr, %0" : "=r" (vbr)); - - gdb_vbr_vector = (void *)(vbr + 0x100); - printk("Setting GDB trap vector to 0x%08lx\n", - (unsigned long)gdb_vbr_vector); -} -#endif - -void __cpuinit per_cpu_trap_init(void) -{ - extern void *vbr_base; - -#ifdef CONFIG_SH_STANDARD_BIOS - if (raw_smp_processor_id() == 0) - gdb_vbr_init(); -#endif - - /* NOTE: The VBR value should be at P1 - (or P2, virtural "fixed" address space). - It's definitely should not in physical address. */ - - asm volatile("ldc %0, vbr" - : /* no output */ - : "r" (&vbr_base) - : "memory"); -} - -void *set_exception_table_vec(unsigned int vec, void *handler) -{ - extern void *exception_handling_table[]; - void *old_handler; - - old_handler = exception_handling_table[vec]; - exception_handling_table[vec] = handler; - return old_handler; -} - -extern asmlinkage void address_error_handler(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); - -void __init trap_init(void) -{ - set_exception_table_vec(TRAP_RESERVED_INST, do_reserved_inst); - set_exception_table_vec(TRAP_ILLEGAL_SLOT_INST, do_illegal_slot_inst); - -#if defined(CONFIG_CPU_SH4) && !defined(CONFIG_SH_FPU) || \ - defined(CONFIG_SH_FPU_EMU) - /* - * For SH-4 lacking an FPU, treat floating point instructions as - * reserved. They'll be handled in the math-emu case, or faulted on - * otherwise. - */ - set_exception_table_evt(0x800, do_reserved_inst); - set_exception_table_evt(0x820, do_illegal_slot_inst); -#elif defined(CONFIG_SH_FPU) -#ifdef CONFIG_CPU_SUBTYPE_SHX3 - set_exception_table_evt(0xd80, do_fpu_state_restore); - set_exception_table_evt(0xda0, do_fpu_state_restore); -#else - set_exception_table_evt(0x800, do_fpu_state_restore); - set_exception_table_evt(0x820, do_fpu_state_restore); -#endif -#endif - -#ifdef CONFIG_CPU_SH2 - set_exception_table_vec(TRAP_ADDRESS_ERROR, address_error_handler); -#endif -#ifdef CONFIG_CPU_SH2A - set_exception_table_vec(TRAP_DIVZERO_ERROR, do_divide_error); - set_exception_table_vec(TRAP_DIVOVF_ERROR, do_divide_error); -#endif - - /* Setup VBR for boot cpu */ - per_cpu_trap_init(); -} #ifdef CONFIG_BUG -void handle_BUG(struct pt_regs *regs) -{ - enum bug_trap_type tt; - tt = report_bug(regs->pc, regs); - if (tt == BUG_TRAP_TYPE_WARN) { - regs->pc += 2; - return; + if (__kernel_text_address(instruction_pointer(regs))) { + opcode_t insn = *(opcode_t *)instruction_pointer(regs); + if (insn == TRAPA_BUG_OPCODE) + handle_BUG(regs); } - - die("Kernel BUG", regs, TRAPA_BUG_OPCODE & 0xff); -} - -int is_valid_bugaddr(unsigned long addr) -{ - return addr >= PAGE_OFFSET; -} -#endif - -void show_trace(struct task_struct *tsk, unsigned long *sp, - struct pt_regs *regs) -{ - unsigned long addr; - - if (regs && user_mode(regs)) - return; - - printk("\nCall trace: "); -#ifdef CONFIG_KALLSYMS - printk("\n"); #endif - while (!kstack_end(sp)) { - addr = *sp++; - if (kernel_text_address(addr)) - print_ip_sym(addr); - } - - printk("\n"); - - if (!tsk) - tsk = current; - - debug_show_held_locks(tsk); -} - -void show_stack(struct task_struct *tsk, unsigned long *sp) -{ - unsigned long stack; - - if (!tsk) - tsk = current; - if (tsk == current) - sp = (unsigned long *)current_stack_pointer; - else - sp = (unsigned long *)tsk->thread.sp; - - stack = (unsigned long)sp; - dump_mem("Stack: ", stack, THREAD_SIZE + - (unsigned long)task_stack_page(tsk)); - show_trace(tsk, sp, NULL); -} - -void dump_stack(void) -{ - show_stack(NULL, NULL); + force_sig(SIGTRAP, current); } -EXPORT_SYMBOL(dump_stack); diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c new file mode 100644 index 0000000..2e58f7a --- /dev/null +++ b/arch/sh/kernel/traps_32.c @@ -0,0 +1,919 @@ +/* + * 'traps.c' handles hardware traps and faults after we have saved some + * state in 'entry.S'. + * + * SuperH version: Copyright (C) 1999 Niibe Yutaka + * Copyright (C) 2000 Philipp Rumpf + * Copyright (C) 2000 David Howells + * Copyright (C) 2002 - 2007 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/kernel.h> +#include <linux/ptrace.h> +#include <linux/init.h> +#include <linux/spinlock.h> +#include <linux/module.h> +#include <linux/kallsyms.h> +#include <linux/io.h> +#include <linux/bug.h> +#include <linux/debug_locks.h> +#include <linux/kdebug.h> +#include <linux/kexec.h> +#include <linux/limits.h> +#include <asm/system.h> +#include <asm/uaccess.h> + +#ifdef CONFIG_SH_KGDB +#include <asm/kgdb.h> +#define CHK_REMOTE_DEBUG(regs) \ +{ \ + if (kgdb_debug_hook && !user_mode(regs))\ + (*kgdb_debug_hook)(regs); \ +} +#else +#define CHK_REMOTE_DEBUG(regs) +#endif + +#ifdef CONFIG_CPU_SH2 +# define TRAP_RESERVED_INST 4 +# define TRAP_ILLEGAL_SLOT_INST 6 +# define TRAP_ADDRESS_ERROR 9 +# ifdef CONFIG_CPU_SH2A +# define TRAP_DIVZERO_ERROR 17 +# define TRAP_DIVOVF_ERROR 18 +# endif +#else +#define TRAP_RESERVED_INST 12 +#define TRAP_ILLEGAL_SLOT_INST 13 +#endif + +static void dump_mem(const char *str, unsigned long bottom, unsigned long top) +{ + unsigned long p; + int i; + + printk("%s(0x%08lx to 0x%08lx)\n", str, bottom, top); + + for (p = bottom & ~31; p < top; ) { + printk("%04lx: ", p & 0xffff); + + for (i = 0; i < 8; i++, p += 4) { + unsigned int val; + + if (p < bottom || p >= top) + printk(" "); + else { + if (__get_user(val, (unsigned int __user *)p)) { + printk("\n"); + return; + } + printk("%08x ", val); + } + } + printk("\n"); + } +} + +static DEFINE_SPINLOCK(die_lock); + +void die(const char * str, struct pt_regs * regs, long err) +{ + static int die_counter; + + oops_enter(); + + console_verbose(); + spin_lock_irq(&die_lock); + bust_spinlocks(1); + + printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); + + CHK_REMOTE_DEBUG(regs); + print_modules(); + show_regs(regs); + + printk("Process: %s (pid: %d, stack limit = %p)\n", current->comm, + task_pid_nr(current), task_stack_page(current) + 1); + + if (!user_mode(regs) || in_interrupt()) + dump_mem("Stack: ", regs->regs[15], THREAD_SIZE + + (unsigned long)task_stack_page(current)); + + bust_spinlocks(0); + add_taint(TAINT_DIE); + spin_unlock_irq(&die_lock); + + if (kexec_should_crash(current)) + crash_kexec(regs); + + if (in_interrupt()) + panic("Fatal exception in interrupt"); + + if (panic_on_oops) + panic("Fatal exception"); + + oops_exit(); + do_exit(SIGSEGV); +} + +static inline void die_if_kernel(const char *str, struct pt_regs *regs, + long err) +{ + if (!user_mode(regs)) + die(str, regs, err); +} + +/* + * try and fix up kernelspace address errors + * - userspace errors just cause EFAULT to be returned, resulting in SEGV + * - kernel/userspace interfaces cause a jump to an appropriate handler + * - other kernel errors are bad + * - return 0 if fixed-up, -EFAULT if non-fatal (to the kernel) fault + */ +static int die_if_no_fixup(const char * str, struct pt_regs * regs, long err) +{ + if (!user_mode(regs)) { + const struct exception_table_entry *fixup; + fixup = search_exception_tables(regs->pc); + if (fixup) { + regs->pc = fixup->fixup; + return 0; + } + die(str, regs, err); + } + return -EFAULT; +} + +/* + * handle an instruction that does an unaligned memory access by emulating the + * desired behaviour + * - note that PC _may not_ point to the faulting instruction + * (if that instruction is in a branch delay slot) + * - return 0 if emulation okay, -EFAULT on existential error + */ +static int handle_unaligned_ins(u16 instruction, struct pt_regs *regs) +{ + int ret, index, count; + unsigned long *rm, *rn; + unsigned char *src, *dst; + + index = (instruction>>8)&15; /* 0x0F00 */ + rn = ®s->regs[index]; + + index = (instruction>>4)&15; /* 0x00F0 */ + rm = ®s->regs[index]; + + count = 1<<(instruction&3); + + ret = -EFAULT; + switch (instruction>>12) { + case 0: /* mov.[bwl] to/from memory via r0+rn */ + if (instruction & 8) { + /* from memory */ + src = (unsigned char*) *rm; + src += regs->regs[0]; + dst = (unsigned char*) rn; + *(unsigned long*)dst = 0; + +#ifdef __LITTLE_ENDIAN__ + if (copy_from_user(dst, src, count)) + goto fetch_fault; + + if ((count == 2) && dst[1] & 0x80) { + dst[2] = 0xff; + dst[3] = 0xff; + } +#else + dst += 4-count; + + if (__copy_user(dst, src, count)) + goto fetch_fault; + + if ((count == 2) && dst[2] & 0x80) { + dst[0] = 0xff; + dst[1] = 0xff; + } +#endif + } else { + /* to memory */ + src = (unsigned char*) rm; +#if !defined(__LITTLE_ENDIAN__) + src += 4-count; +#endif + dst = (unsigned char*) *rn; + dst += regs->regs[0]; + + if (copy_to_user(dst, src, count)) + goto fetch_fault; + } + ret = 0; + break; + + case 1: /* mov.l Rm,@(disp,Rn) */ + src = (unsigned char*) rm; + dst = (unsigned char*) *rn; + dst += (instruction&0x000F)<<2; + + if (copy_to_user(dst,src,4)) + goto fetch_fault; + ret = 0; + break; + + case 2: /* mov.[bwl] to memory, possibly with pre-decrement */ + if (instruction & 4) + *rn -= count; + src = (unsigned char*) rm; + dst = (unsigned char*) *rn; +#if !defined(__LITTLE_ENDIAN__) + src += 4-count; +#endif + if (copy_to_user(dst, src, count)) + goto fetch_fault; + ret = 0; + break; + + case 5: /* mov.l @(disp,Rm),Rn */ + src = (unsigned char*) *rm; + src += (instruction&0x000F)<<2; + dst = (unsigned char*) rn; + *(unsigned long*)dst = 0; + + if (copy_from_user(dst,src,4)) + goto fetch_fault; + ret = 0; + break; + + case 6: /* mov.[bwl] from memory, possibly with post-increment */ + src = (unsigned char*) *rm; + if (instruction & 4) + *rm += count; + dst = (unsigned char*) rn; + *(unsigned long*)dst = 0; + +#ifdef __LITTLE_ENDIAN__ + if (copy_from_user(dst, src, count)) + goto fetch_fault; + + if ((count == 2) && dst[1] & 0x80) { + dst[2] = 0xff; + dst[3] = 0xff; + } +#else + dst += 4-count; + + if (copy_from_user(dst, src, count)) + goto fetch_fault; + + if ((count == 2) && dst[2] & 0x80) { + dst[0] = 0xff; + dst[1] = 0xff; + } +#endif + ret = 0; + break; + + case 8: + switch ((instruction&0xFF00)>>8) { + case 0x81: /* mov.w R0,@(disp,Rn) */ + src = (unsigned char*) ®s->regs[0]; +#if !defined(__LITTLE_ENDIAN__) + src += 2; +#endif + dst = (unsigned char*) *rm; /* called Rn in the spec */ + dst += (instruction&0x000F)<<1; + + if (copy_to_user(dst, src, 2)) + goto fetch_fault; + ret = 0; + break; + + case 0x85: /* mov.w @(disp,Rm),R0 */ + src = (unsigned char*) *rm; + src += (instruction&0x000F)<<1; + dst = (unsigned char*) ®s->regs[0]; + *(unsigned long*)dst = 0; + +#if !defined(__LITTLE_ENDIAN__) + dst += 2; +#endif + + if (copy_from_user(dst, src, 2)) + goto fetch_fault; + +#ifdef __LITTLE_ENDIAN__ + if (dst[1] & 0x80) { + dst[2] = 0xff; + dst[3] = 0xff; + } +#else + if (dst[2] & 0x80) { + dst[0] = 0xff; + dst[1] = 0xff; + } +#endif + ret = 0; + break; + } + break; + } + return ret; + + fetch_fault: + /* Argh. Address not only misaligned but also non-existent. + * Raise an EFAULT and see if it's trapped + */ + return die_if_no_fixup("Fault in unaligned fixup", regs, 0); +} + +/* + * emulate the instruction in the delay slot + * - fetches the instruction from PC+2 + */ +static inline int handle_unaligned_delayslot(struct pt_regs *regs) +{ + u16 instruction; + + if (copy_from_user(&instruction, (u16 *)(regs->pc+2), 2)) { + /* the instruction-fetch faulted */ + if (user_mode(regs)) + return -EFAULT; + + /* kernel */ + die("delay-slot-insn faulting in handle_unaligned_delayslot", + regs, 0); + } + + return handle_unaligned_ins(instruction,regs); +} + +/* + * handle an instruction that does an unaligned memory access + * - have to be careful of branch delay-slot instructions that fault + * SH3: + * - if the branch would be taken PC points to the branch + * - if the branch would not be taken, PC points to delay-slot + * SH4: + * - PC always points to delayed branch + * - return 0 if handled, -EFAULT if failed (may not return if in kernel) + */ + +/* Macros to determine offset from current PC for branch instructions */ +/* Explicit type coercion is used to force sign extension where needed */ +#define SH_PC_8BIT_OFFSET(instr) ((((signed char)(instr))*2) + 4) +#define SH_PC_12BIT_OFFSET(instr) ((((signed short)(instr<<4))>>3) + 4) + +/* + * XXX: SH-2A needs this too, but it needs an overhaul thanks to mixed 32-bit + * opcodes.. + */ +#ifndef CONFIG_CPU_SH2A +static int handle_unaligned_notify_count = 10; + +static int handle_unaligned_access(u16 instruction, struct pt_regs *regs) +{ + u_int rm; + int ret, index; + + index = (instruction>>8)&15; /* 0x0F00 */ + rm = regs->regs[index]; + + /* shout about the first ten userspace fixups */ + if (user_mode(regs) && handle_unaligned_notify_count>0) { + handle_unaligned_notify_count--; + + printk(KERN_NOTICE "Fixing up unaligned userspace access " + "in \"%s\" pid=%d pc=0x%p ins=0x%04hx\n", + current->comm, task_pid_nr(current), + (u16 *)regs->pc, instruction); + } + + ret = -EFAULT; + switch (instruction&0xF000) { + case 0x0000: + if (instruction==0x000B) { + /* rts */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) + regs->pc = regs->pr; + } + else if ((instruction&0x00FF)==0x0023) { + /* braf @Rm */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) + regs->pc += rm + 4; + } + else if ((instruction&0x00FF)==0x0003) { + /* bsrf @Rm */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) { + regs->pr = regs->pc + 4; + regs->pc += rm + 4; + } + } + else { + /* mov.[bwl] to/from memory via r0+rn */ + goto simple; + } + break; + + case 0x1000: /* mov.l Rm,@(disp,Rn) */ + goto simple; + + case 0x2000: /* mov.[bwl] to memory, possibly with pre-decrement */ + goto simple; + + case 0x4000: + if ((instruction&0x00FF)==0x002B) { + /* jmp @Rm */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) + regs->pc = rm; + } + else if ((instruction&0x00FF)==0x000B) { + /* jsr @Rm */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) { + regs->pr = regs->pc + 4; + regs->pc = rm; + } + } + else { + /* mov.[bwl] to/from memory via r0+rn */ + goto simple; + } + break; + + case 0x5000: /* mov.l @(disp,Rm),Rn */ + goto simple; + + case 0x6000: /* mov.[bwl] from memory, possibly with post-increment */ + goto simple; + + case 0x8000: /* bf lab, bf/s lab, bt lab, bt/s lab */ + switch (instruction&0x0F00) { + case 0x0100: /* mov.w R0,@(disp,Rm) */ + goto simple; + case 0x0500: /* mov.w @(disp,Rm),R0 */ + goto simple; + case 0x0B00: /* bf lab - no delayslot*/ + break; + case 0x0F00: /* bf/s lab */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) { +#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB) + if ((regs->sr & 0x00000001) != 0) + regs->pc += 4; /* next after slot */ + else +#endif + regs->pc += SH_PC_8BIT_OFFSET(instruction); + } + break; + case 0x0900: /* bt lab - no delayslot */ + break; + case 0x0D00: /* bt/s lab */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) { +#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB) + if ((regs->sr & 0x00000001) == 0) + regs->pc += 4; /* next after slot */ + else +#endif + regs->pc += SH_PC_8BIT_OFFSET(instruction); + } + break; + } + break; + + case 0xA000: /* bra label */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) + regs->pc += SH_PC_12BIT_OFFSET(instruction); + break; + + case 0xB000: /* bsr label */ + ret = handle_unaligned_delayslot(regs); + if (ret==0) { + regs->pr = regs->pc + 4; + regs->pc += SH_PC_12BIT_OFFSET(instruction); + } + break; + } + return ret; + + /* handle non-delay-slot instruction */ + simple: + ret = handle_unaligned_ins(instruction,regs); + if (ret==0) + regs->pc += instruction_size(instruction); + return ret; +} +#endif /* CONFIG_CPU_SH2A */ + +#ifdef CONFIG_CPU_HAS_SR_RB +#define lookup_exception_vector(x) \ + __asm__ __volatile__ ("stc r2_bank, %0\n\t" : "=r" ((x))) +#else +#define lookup_exception_vector(x) \ + __asm__ __volatile__ ("mov r4, %0\n\t" : "=r" ((x))) +#endif + +/* + * Handle various address error exceptions: + * - instruction address error: + * misaligned PC + * PC >= 0x80000000 in user mode + * - data address error (read and write) + * misaligned data access + * access to >= 0x80000000 is user mode + * Unfortuntaly we can't distinguish between instruction address error + * and data address errors caused by read accesses. + */ +asmlinkage void do_address_error(struct pt_regs *regs, + unsigned long writeaccess, + unsigned long address) +{ + unsigned long error_code = 0; + mm_segment_t oldfs; + siginfo_t info; +#ifndef CONFIG_CPU_SH2A + u16 instruction; + int tmp; +#endif + + /* Intentional ifdef */ +#ifdef CONFIG_CPU_HAS_SR_RB + lookup_exception_vector(error_code); +#endif + + oldfs = get_fs(); + + if (user_mode(regs)) { + int si_code = BUS_ADRERR; + + local_irq_enable(); + + /* bad PC is not something we can fix */ + if (regs->pc & 1) { + si_code = BUS_ADRALN; + goto uspace_segv; + } + +#ifndef CONFIG_CPU_SH2A + set_fs(USER_DS); + if (copy_from_user(&instruction, (u16 *)(regs->pc), 2)) { + /* Argh. Fault on the instruction itself. + This should never happen non-SMP + */ + set_fs(oldfs); + goto uspace_segv; + } + + tmp = handle_unaligned_access(instruction, regs); + set_fs(oldfs); + + if (tmp==0) + return; /* sorted */ +#endif + +uspace_segv: + printk(KERN_NOTICE "Sending SIGBUS to \"%s\" due to unaligned " + "access (PC %lx PR %lx)\n", current->comm, regs->pc, + regs->pr); + + info.si_signo = SIGBUS; + info.si_errno = 0; + info.si_code = si_code; + info.si_addr = (void __user *)address; + force_sig_info(SIGBUS, &info, current); + } else { + if (regs->pc & 1) + die("unaligned program counter", regs, error_code); + +#ifndef CONFIG_CPU_SH2A + set_fs(KERNEL_DS); + if (copy_from_user(&instruction, (u16 *)(regs->pc), 2)) { + /* Argh. Fault on the instruction itself. + This should never happen non-SMP + */ + set_fs(oldfs); + die("insn faulting in do_address_error", regs, 0); + } + + handle_unaligned_access(instruction, regs); + set_fs(oldfs); +#else + printk(KERN_NOTICE "Killing process \"%s\" due to unaligned " + "access\n", current->comm); + + force_sig(SIGSEGV, current); +#endif + } +} + +#ifdef CONFIG_SH_DSP +/* + * SH-DSP support gerg@snapgear.com. + */ +int is_dsp_inst(struct pt_regs *regs) +{ + unsigned short inst = 0; + + /* + * Safe guard if DSP mode is already enabled or we're lacking + * the DSP altogether. + */ + if (!(current_cpu_data.flags & CPU_HAS_DSP) || (regs->sr & SR_DSP)) + return 0; + + get_user(inst, ((unsigned short *) regs->pc)); + + inst &= 0xf000; + + /* Check for any type of DSP or support instruction */ + if ((inst == 0xf000) || (inst == 0x4000)) + return 1; + + return 0; +} +#else +#define is_dsp_inst(regs) (0) +#endif /* CONFIG_SH_DSP */ + +#ifdef CONFIG_CPU_SH2A +asmlinkage void do_divide_error(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs) +{ + siginfo_t info; + + switch (r4) { + case TRAP_DIVZERO_ERROR: + info.si_code = FPE_INTDIV; + break; + case TRAP_DIVOVF_ERROR: + info.si_code = FPE_INTOVF; + break; + } + + force_sig_info(SIGFPE, &info, current); +} +#endif + +asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs) +{ + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + unsigned long error_code; + struct task_struct *tsk = current; + +#ifdef CONFIG_SH_FPU_EMU + unsigned short inst = 0; + int err; + + get_user(inst, (unsigned short*)regs->pc); + + err = do_fpu_inst(inst, regs); + if (!err) { + regs->pc += instruction_size(inst); + return; + } + /* not a FPU inst. */ +#endif + +#ifdef CONFIG_SH_DSP + /* Check if it's a DSP instruction */ + if (is_dsp_inst(regs)) { + /* Enable DSP mode, and restart instruction. */ + regs->sr |= SR_DSP; + return; + } +#endif + + lookup_exception_vector(error_code); + + local_irq_enable(); + CHK_REMOTE_DEBUG(regs); + force_sig(SIGILL, tsk); + die_if_no_fixup("reserved instruction", regs, error_code); +} + +#ifdef CONFIG_SH_FPU_EMU +static int emulate_branch(unsigned short inst, struct pt_regs* regs) +{ + /* + * bfs: 8fxx: PC+=d*2+4; + * bts: 8dxx: PC+=d*2+4; + * bra: axxx: PC+=D*2+4; + * bsr: bxxx: PC+=D*2+4 after PR=PC+4; + * braf:0x23: PC+=Rn*2+4; + * bsrf:0x03: PC+=Rn*2+4 after PR=PC+4; + * jmp: 4x2b: PC=Rn; + * jsr: 4x0b: PC=Rn after PR=PC+4; + * rts: 000b: PC=PR; + */ + if ((inst & 0xfd00) == 0x8d00) { + regs->pc += SH_PC_8BIT_OFFSET(inst); + return 0; + } + + if ((inst & 0xe000) == 0xa000) { + regs->pc += SH_PC_12BIT_OFFSET(inst); + return 0; + } + + if ((inst & 0xf0df) == 0x0003) { + regs->pc += regs->regs[(inst & 0x0f00) >> 8] + 4; + return 0; + } + + if ((inst & 0xf0df) == 0x400b) { + regs->pc = regs->regs[(inst & 0x0f00) >> 8]; + return 0; + } + + if ((inst & 0xffff) == 0x000b) { + regs->pc = regs->pr; + return 0; + } + + return 1; +} +#endif + +asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs) +{ + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + unsigned long error_code; + struct task_struct *tsk = current; +#ifdef CONFIG_SH_FPU_EMU + unsigned short inst = 0; + + get_user(inst, (unsigned short *)regs->pc + 1); + if (!do_fpu_inst(inst, regs)) { + get_user(inst, (unsigned short *)regs->pc); + if (!emulate_branch(inst, regs)) + return; + /* fault in branch.*/ + } + /* not a FPU inst. */ +#endif + + lookup_exception_vector(error_code); + + local_irq_enable(); + CHK_REMOTE_DEBUG(regs); + force_sig(SIGILL, tsk); + die_if_no_fixup("illegal slot instruction", regs, error_code); +} + +asmlinkage void do_exception_error(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs) +{ + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + long ex; + + lookup_exception_vector(ex); + die_if_kernel("exception", regs, ex); +} + +#if defined(CONFIG_SH_STANDARD_BIOS) +void *gdb_vbr_vector; + +static inline void __init gdb_vbr_init(void) +{ + register unsigned long vbr; + + /* + * Read the old value of the VBR register to initialise + * the vector through which debug and BIOS traps are + * delegated by the Linux trap handler. + */ + asm volatile("stc vbr, %0" : "=r" (vbr)); + + gdb_vbr_vector = (void *)(vbr + 0x100); + printk("Setting GDB trap vector to 0x%08lx\n", + (unsigned long)gdb_vbr_vector); +} +#endif + +void __cpuinit per_cpu_trap_init(void) +{ + extern void *vbr_base; + +#ifdef CONFIG_SH_STANDARD_BIOS + if (raw_smp_processor_id() == 0) + gdb_vbr_init(); +#endif + + /* NOTE: The VBR value should be at P1 + (or P2, virtural "fixed" address space). + It's definitely should not in physical address. */ + + asm volatile("ldc %0, vbr" + : /* no output */ + : "r" (&vbr_base) + : "memory"); +} + +void *set_exception_table_vec(unsigned int vec, void *handler) +{ + extern void *exception_handling_table[]; + void *old_handler; + + old_handler = exception_handling_table[vec]; + exception_handling_table[vec] = handler; + return old_handler; +} + +void __init trap_init(void) +{ + set_exception_table_vec(TRAP_RESERVED_INST, do_reserved_inst); + set_exception_table_vec(TRAP_ILLEGAL_SLOT_INST, do_illegal_slot_inst); + +#if defined(CONFIG_CPU_SH4) && !defined(CONFIG_SH_FPU) || \ + defined(CONFIG_SH_FPU_EMU) + /* + * For SH-4 lacking an FPU, treat floating point instructions as + * reserved. They'll be handled in the math-emu case, or faulted on + * otherwise. + */ + set_exception_table_evt(0x800, do_reserved_inst); + set_exception_table_evt(0x820, do_illegal_slot_inst); +#elif defined(CONFIG_SH_FPU) +#ifdef CONFIG_CPU_SUBTYPE_SHX3 + set_exception_table_evt(0xd80, fpu_state_restore_trap_handler); + set_exception_table_evt(0xda0, fpu_state_restore_trap_handler); +#else + set_exception_table_evt(0x800, fpu_state_restore_trap_handler); + set_exception_table_evt(0x820, fpu_state_restore_trap_handler); +#endif +#endif + +#ifdef CONFIG_CPU_SH2 + set_exception_table_vec(TRAP_ADDRESS_ERROR, address_error_trap_handler); +#endif +#ifdef CONFIG_CPU_SH2A + set_exception_table_vec(TRAP_DIVZERO_ERROR, do_divide_error); + set_exception_table_vec(TRAP_DIVOVF_ERROR, do_divide_error); +#endif + + /* Setup VBR for boot cpu */ + per_cpu_trap_init(); +} + +void show_trace(struct task_struct *tsk, unsigned long *sp, + struct pt_regs *regs) +{ + unsigned long addr; + + if (regs && user_mode(regs)) + return; + + printk("\nCall trace: "); +#ifdef CONFIG_KALLSYMS + printk("\n"); +#endif + + while (!kstack_end(sp)) { + addr = *sp++; + if (kernel_text_address(addr)) + print_ip_sym(addr); + } + + printk("\n"); + + if (!tsk) + tsk = current; + + debug_show_held_locks(tsk); +} + +void show_stack(struct task_struct *tsk, unsigned long *sp) +{ + unsigned long stack; + + if (!tsk) + tsk = current; + if (tsk == current) + sp = (unsigned long *)current_stack_pointer; + else + sp = (unsigned long *)tsk->thread.sp; + + stack = (unsigned long)sp; + dump_mem("Stack: ", stack, THREAD_SIZE + + (unsigned long)task_stack_page(tsk)); + show_trace(tsk, sp, NULL); +} + +void dump_stack(void) +{ + show_stack(NULL, NULL); +} +EXPORT_SYMBOL(dump_stack); diff --git a/arch/sh64/kernel/traps.c b/arch/sh/kernel/traps_64.c index f32df38..c0b3c6f 100644 --- a/arch/sh64/kernel/traps.c +++ b/arch/sh/kernel/traps_64.c @@ -1,19 +1,13 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/traps.c + * arch/sh/kernel/traps_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003, 2004 Paul Mundt * Copyright (C) 2003, 2004 Richard Curnow * - */ - -/* - * 'Traps.c' handles hardware traps and faults after we have saved some - * state in 'entry.S'. + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #include <linux/sched.h> #include <linux/kernel.h> @@ -244,7 +238,6 @@ DO_ERROR(12, SIGILL, "reserved instruction", reserved_inst, current) /* Called with interrupts disabled */ asmlinkage void do_exception_error(unsigned long ex, struct pt_regs *regs) { - PLS(); show_excp_regs(__FUNCTION__, -1, -1, regs); die_if_kernel("exception", regs, ex); } @@ -618,9 +611,9 @@ static int misaligned_fpu_load(struct pt_regs *regs, context switch the registers into memory so they can be indexed by register number. */ if (last_task_used_math == current) { - grab_fpu(); - fpsave(¤t->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(current, regs); + disable_fpu(); last_task_used_math = NULL; regs->sr |= SR_FD; } @@ -691,9 +684,9 @@ static int misaligned_fpu_store(struct pt_regs *regs, context switch the registers into memory so they can be indexed by register number. */ if (last_task_used_math == current) { - grab_fpu(); - fpsave(¤t->thread.fpu.hard); - release_fpu(); + enable_fpu(); + save_fpu(current, regs); + disable_fpu(); last_task_used_math = NULL; regs->sr |= SR_FD; } diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S index 0956fb3..d7d4991 100644 --- a/arch/sh/kernel/vmlinux.lds.S +++ b/arch/sh/kernel/vmlinux.lds.S @@ -1,138 +1,5 @@ -/* - * ld script to make SuperH Linux kernel - * Written by Niibe Yutaka - */ -#include <asm/thread_info.h> -#include <asm/cache.h> -#include <asm-generic/vmlinux.lds.h> - -#ifdef CONFIG_CPU_LITTLE_ENDIAN -OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +#ifdef CONFIG_SUPERH32 +# include "vmlinux_32.lds.S" #else -OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux") +# include "vmlinux_64.lds.S" #endif -OUTPUT_ARCH(sh) -ENTRY(_start) -SECTIONS -{ - . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; - _text = .; /* Text and read-only data */ - - .empty_zero_page : { - *(.empty_zero_page) - } = 0 - - .text : { - *(.text.head) - TEXT_TEXT - SCHED_TEXT - LOCK_TEXT - KPROBES_TEXT - *(.fixup) - *(.gnu.warning) - } = 0x0009 - - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - _etext = .; /* End of text section */ - - BUG_TABLE - NOTES - RO_DATA(PAGE_SIZE) - - . = ALIGN(THREAD_SIZE); - .data : { /* Data */ - *(.data.init_task) - - . = ALIGN(L1_CACHE_BYTES); - *(.data.cacheline_aligned) - - . = ALIGN(L1_CACHE_BYTES); - *(.data.read_mostly) - - . = ALIGN(PAGE_SIZE); - *(.data.page_aligned) - - __nosave_begin = .; - *(.data.nosave) - . = ALIGN(PAGE_SIZE); - __nosave_end = .; - - DATA_DATA - CONSTRUCTORS - } - - _edata = .; /* End of data section */ - - . = ALIGN(PAGE_SIZE); /* Init code and data */ - __init_begin = .; - _sinittext = .; - .init.text : { *(.init.text) } - _einittext = .; - .init.data : { *(.init.data) } - - . = ALIGN(16); - __setup_start = .; - .init.setup : { *(.init.setup) } - __setup_end = .; - - __initcall_start = .; - .initcall.init : { - INITCALLS - } - __initcall_end = .; - __con_initcall_start = .; - .con_initcall.init : { *(.con_initcall.init) } - __con_initcall_end = .; - - SECURITY_INIT - -#ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(PAGE_SIZE); - __initramfs_start = .; - .init.ramfs : { *(.init.ramfs) } - __initramfs_end = .; -#endif - - . = ALIGN(4); - __machvec_start = .; - .machvec.init : { *(.machvec.init) } - __machvec_end = .; - - PERCPU(PAGE_SIZE) - - /* - * .exit.text is discarded at runtime, not link time, to deal with - * references from __bug_table - */ - .exit.text : { *(.exit.text) } - .exit.data : { *(.exit.data) } - - . = ALIGN(PAGE_SIZE); - .bss : { - __init_end = .; - __bss_start = .; /* BSS */ - *(.bss.page_aligned) - *(.bss) - *(COMMON) - . = ALIGN(4); - _ebss = .; /* uClinux MTD sucks */ - _end = . ; - } - - /* - * When something in the kernel is NOT compiled as a module, the - * module cleanup code and data are put into these segments. Both - * can then be thrown away, as cleanup code is never called unless - * it's a module. - */ - /DISCARD/ : { - *(.exitcall.exit) - } - - STABS_DEBUG - DWARF_DEBUG -} diff --git a/arch/sh/kernel/vmlinux_32.lds.S b/arch/sh/kernel/vmlinux_32.lds.S new file mode 100644 index 0000000..d549fac --- /dev/null +++ b/arch/sh/kernel/vmlinux_32.lds.S @@ -0,0 +1,152 @@ +/* + * ld script to make SuperH Linux kernel + * Written by Niibe Yutaka + */ +#include <asm/thread_info.h> +#include <asm/cache.h> +#include <asm-generic/vmlinux.lds.h> + +#ifdef CONFIG_CPU_LITTLE_ENDIAN +OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +#else +OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux") +#endif +OUTPUT_ARCH(sh) +ENTRY(_start) +SECTIONS +{ +#ifdef CONFIG_32BIT + . = CONFIG_PAGE_OFFSET + CONFIG_ZERO_PAGE_OFFSET; +#else + . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; +#endif + + _text = .; /* Text and read-only data */ + + .empty_zero_page : { + *(.empty_zero_page) + } = 0 + + .text : { + *(.text.head) + TEXT_TEXT + SCHED_TEXT + LOCK_TEXT + KPROBES_TEXT + *(.fixup) + *(.gnu.warning) + } = 0x0009 + + . = ALIGN(16); /* Exception table */ + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + _etext = .; /* End of text section */ + + BUG_TABLE + NOTES + RO_DATA(PAGE_SIZE) + + /* + * Code which must be executed uncached and the associated data + */ + . = ALIGN(PAGE_SIZE); + __uncached_start = .; + .uncached.text : { *(.uncached.text) } + .uncached.data : { *(.uncached.data) } + __uncached_end = .; + + . = ALIGN(THREAD_SIZE); + .data : { /* Data */ + *(.data.init_task) + + . = ALIGN(L1_CACHE_BYTES); + *(.data.cacheline_aligned) + + . = ALIGN(L1_CACHE_BYTES); + *(.data.read_mostly) + + . = ALIGN(PAGE_SIZE); + *(.data.page_aligned) + + __nosave_begin = .; + *(.data.nosave) + . = ALIGN(PAGE_SIZE); + __nosave_end = .; + + DATA_DATA + CONSTRUCTORS + } + + _edata = .; /* End of data section */ + + . = ALIGN(PAGE_SIZE); /* Init code and data */ + __init_begin = .; + _sinittext = .; + .init.text : { *(.init.text) } + _einittext = .; + .init.data : { *(.init.data) } + + . = ALIGN(16); + __setup_start = .; + .init.setup : { *(.init.setup) } + __setup_end = .; + + __initcall_start = .; + .initcall.init : { + INITCALLS + } + __initcall_end = .; + __con_initcall_start = .; + .con_initcall.init : { *(.con_initcall.init) } + __con_initcall_end = .; + + SECURITY_INIT + +#ifdef CONFIG_BLK_DEV_INITRD + . = ALIGN(PAGE_SIZE); + __initramfs_start = .; + .init.ramfs : { *(.init.ramfs) } + __initramfs_end = .; +#endif + + . = ALIGN(4); + __machvec_start = .; + .machvec.init : { *(.machvec.init) } + __machvec_end = .; + + PERCPU(PAGE_SIZE) + + /* + * .exit.text is discarded at runtime, not link time, to deal with + * references from __bug_table + */ + .exit.text : { *(.exit.text) } + .exit.data : { *(.exit.data) } + + . = ALIGN(PAGE_SIZE); + .bss : { + __init_end = .; + __bss_start = .; /* BSS */ + *(.bss.page_aligned) + *(.bss) + *(COMMON) + . = ALIGN(4); + _ebss = .; /* uClinux MTD sucks */ + _end = . ; + } + + /* + * When something in the kernel is NOT compiled as a module, the + * module cleanup code and data are put into these segments. Both + * can then be thrown away, as cleanup code is never called unless + * it's a module. + */ + /DISCARD/ : { + *(.exitcall.exit) + } + + STABS_DEBUG + DWARF_DEBUG +} diff --git a/arch/sh/kernel/vmlinux_64.lds.S b/arch/sh/kernel/vmlinux_64.lds.S new file mode 100644 index 0000000..2fd0f74 --- /dev/null +++ b/arch/sh/kernel/vmlinux_64.lds.S @@ -0,0 +1,164 @@ +/* + * ld script to make SH64 Linux kernel + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * + * benedict.gaster@superh.com: 2nd May 2002 + * Add definition of empty_zero_page to be the first page of kernel image. + * + * benedict.gaster@superh.com: 3rd May 2002 + * Added support for ramdisk, removing statically linked romfs at the + * same time. + * + * lethal@linux-sh.org: 9th May 2003 + * Kill off GLOBAL_NAME() usage and other CDC-isms. + * + * lethal@linux-sh.org: 19th May 2003 + * Remove support for ancient toolchains. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <asm/page.h> +#include <asm/cache.h> +#include <asm/thread_info.h> + +#define LOAD_OFFSET CONFIG_PAGE_OFFSET +#include <asm-generic/vmlinux.lds.h> + +OUTPUT_ARCH(sh:sh5) + +#define C_PHYS(x) AT (ADDR(x) - LOAD_OFFSET) + +ENTRY(__start) +SECTIONS +{ + . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + PAGE_SIZE; + _text = .; /* Text and read-only data */ + + .empty_zero_page : C_PHYS(.empty_zero_page) { + *(.empty_zero_page) + } = 0 + + .text : C_PHYS(.text) { + *(.text.head) + TEXT_TEXT + *(.text64) + *(.text..SHmedia32) + SCHED_TEXT + LOCK_TEXT + KPROBES_TEXT + *(.fixup) + *(.gnu.warning) +#ifdef CONFIG_LITTLE_ENDIAN + } = 0x6ff0fff0 +#else + } = 0xf0fff06f +#endif + + /* We likely want __ex_table to be Cache Line aligned */ + . = ALIGN(L1_CACHE_BYTES); /* Exception table */ + __start___ex_table = .; + __ex_table : C_PHYS(__ex_table) { *(__ex_table) } + __stop___ex_table = .; + + _etext = .; /* End of text section */ + + BUG_TABLE + NOTES + RO_DATA(PAGE_SIZE) + + . = ALIGN(THREAD_SIZE); + .data : C_PHYS(.data) { /* Data */ + *(.data.init_task) + + . = ALIGN(L1_CACHE_BYTES); + *(.data.cacheline_aligned) + + . = ALIGN(L1_CACHE_BYTES); + *(.data.read_mostly) + + . = ALIGN(PAGE_SIZE); + *(.data.page_aligned) + + __nosave_begin = .; + *(.data.nosave) + . = ALIGN(PAGE_SIZE); + __nosave_end = .; + + DATA_DATA + CONSTRUCTORS + } + + _edata = .; /* End of data section */ + + . = ALIGN(PAGE_SIZE); /* Init code and data */ + __init_begin = .; + _sinittext = .; + .init.text : C_PHYS(.init.text) { *(.init.text) } + _einittext = .; + .init.data : C_PHYS(.init.data) { *(.init.data) } + . = ALIGN(L1_CACHE_BYTES); /* Better if Cache Line aligned */ + __setup_start = .; + .init.setup : C_PHYS(.init.setup) { *(.init.setup) } + __setup_end = .; + __initcall_start = .; + .initcall.init : C_PHYS(.initcall.init) { + INITCALLS + } + __initcall_end = .; + __con_initcall_start = .; + .con_initcall.init : C_PHYS(.con_initcall.init) { + *(.con_initcall.init) + } + __con_initcall_end = .; + + SECURITY_INIT + +#ifdef CONFIG_BLK_DEV_INITRD + . = ALIGN(PAGE_SIZE); + __initramfs_start = .; + .init.ramfs : C_PHYS(.init.ramfs) { *(.init.ramfs) } + __initramfs_end = .; +#endif + + . = ALIGN(8); + __machvec_start = .; + .machvec.init : C_PHYS(.machvec.init) { *(.machvec.init) } + __machvec_end = .; + + PERCPU(PAGE_SIZE) + + /* + * .exit.text is discarded at runtime, not link time, to deal with + * references from __bug_table + */ + .exit.text : C_PHYS(.exit.text) { *(.exit.text) } + .exit.data : C_PHYS(.exit.data) { *(.exit.data) } + + . = ALIGN(PAGE_SIZE); + .bss : C_PHYS(.bss) { + __init_end = .; + __bss_start = .; /* BSS */ + *(.bss.page_aligned) + *(.bss) + *(COMMON) + . = ALIGN(4); + _ebss = .; /* uClinux MTD sucks */ + _end = . ; + } + + /* + * When something in the kernel is NOT compiled as a module, the + * module cleanup code and data are put into these segments. Both + * can then be thrown away, as cleanup code is never called unless + * it's a module. + */ + /DISCARD/ : { + *(.exitcall.exit) + } + + STABS_DEBUG + DWARF_DEBUG +} diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile index 9dc7b69..ebb55d1 100644 --- a/arch/sh/lib/Makefile +++ b/arch/sh/lib/Makefile @@ -2,12 +2,13 @@ # Makefile for SuperH-specific library files.. # -lib-y = delay.o memset.o memmove.o memchr.o \ +lib-y = delay.o io.o memset.o memmove.o memchr.o \ checksum.o strlen.o div64.o div64-generic.o memcpy-y := memcpy.o memcpy-$(CONFIG_CPU_SH4) := memcpy-sh4.o -lib-y += $(memcpy-y) +lib-$(CONFIG_MMU) += copy_page.o clear_page.o +lib-y += $(memcpy-y) EXTRA_CFLAGS += -Werror diff --git a/arch/sh/mm/clear_page.S b/arch/sh/lib/clear_page.S index 7a7c81e..3539123 100644 --- a/arch/sh/mm/clear_page.S +++ b/arch/sh/lib/clear_page.S @@ -9,10 +9,10 @@ #include <asm/page.h> /* - * clear_page_slow + * clear_page * @to: P1 address * - * void clear_page_slow(void *to) + * void clear_page(void *to) */ /* @@ -20,7 +20,7 @@ * r4 --- to * r5 --- to + PAGE_SIZE */ -ENTRY(clear_page_slow) +ENTRY(clear_page) mov r4,r5 mov.l .Llimit,r0 add r0,r5 @@ -50,6 +50,8 @@ ENTRY(clear_page_slow) ! rts nop + + .balign 4 .Llimit: .long (PAGE_SIZE-28) ENTRY(__clear_user) diff --git a/arch/sh/mm/copy_page.S b/arch/sh/lib/copy_page.S index 4068501..e002b91 100644 --- a/arch/sh/mm/copy_page.S +++ b/arch/sh/lib/copy_page.S @@ -9,11 +9,11 @@ #include <asm/page.h> /* - * copy_page_slow + * copy_page * @to: P1 address * @from: P1 address * - * void copy_page_slow(void *to, void *from) + * void copy_page(void *to, void *from) */ /* @@ -23,7 +23,7 @@ * r10 --- to * r11 --- from */ -ENTRY(copy_page_slow) +ENTRY(copy_page) mov.l r8,@-r15 mov.l r10,@-r15 mov.l r11,@-r15 @@ -68,8 +68,9 @@ ENTRY(copy_page_slow) rts nop - .align 2 + .balign 4 .Lpsz: .long PAGE_SIZE + /* * __kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); * Return the number of bytes NOT copied diff --git a/arch/sh/lib/io.c b/arch/sh/lib/io.c new file mode 100644 index 0000000..4f54ec4 --- /dev/null +++ b/arch/sh/lib/io.c @@ -0,0 +1,82 @@ +/* + * arch/sh/lib/io.c - SH32 optimized I/O routines + * + * Copyright (C) 2000 Stuart Menefy + * Copyright (C) 2005 Paul Mundt + * + * Provide real functions which expand to whatever the header file defined. + * Also definitions of machine independent IO functions. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/module.h> +#include <linux/io.h> + +void __raw_readsl(unsigned long addr, void *datap, int len) +{ + u32 *data; + + for (data = datap; (len != 0) && (((u32)data & 0x1f) != 0); len--) + *data++ = ctrl_inl(addr); + + if (likely(len >= (0x20 >> 2))) { + int tmp2, tmp3, tmp4, tmp5, tmp6; + + __asm__ __volatile__( + "1: \n\t" + "mov.l @%7, r0 \n\t" + "mov.l @%7, %2 \n\t" +#ifdef CONFIG_CPU_SH4 + "movca.l r0, @%0 \n\t" +#else + "mov.l r0, @%0 \n\t" +#endif + "mov.l @%7, %3 \n\t" + "mov.l @%7, %4 \n\t" + "mov.l @%7, %5 \n\t" + "mov.l @%7, %6 \n\t" + "mov.l @%7, r7 \n\t" + "mov.l @%7, r0 \n\t" + "mov.l %2, @(0x04,%0) \n\t" + "mov #0x20>>2, %2 \n\t" + "mov.l %3, @(0x08,%0) \n\t" + "sub %2, %1 \n\t" + "mov.l %4, @(0x0c,%0) \n\t" + "cmp/hi %1, %2 ! T if 32 > len \n\t" + "mov.l %5, @(0x10,%0) \n\t" + "mov.l %6, @(0x14,%0) \n\t" + "mov.l r7, @(0x18,%0) \n\t" + "mov.l r0, @(0x1c,%0) \n\t" + "bf.s 1b \n\t" + " add #0x20, %0 \n\t" + : "=&r" (data), "=&r" (len), + "=&r" (tmp2), "=&r" (tmp3), "=&r" (tmp4), + "=&r" (tmp5), "=&r" (tmp6) + : "r"(addr), "0" (data), "1" (len) + : "r0", "r7", "t", "memory"); + } + + for (; len != 0; len--) + *data++ = ctrl_inl(addr); +} +EXPORT_SYMBOL(__raw_readsl); + +void __raw_writesl(unsigned long addr, const void *data, int len) +{ + if (likely(len != 0)) { + int tmp1; + + __asm__ __volatile__ ( + "1: \n\t" + "mov.l @%0+, %1 \n\t" + "dt %3 \n\t" + "bf.s 1b \n\t" + " mov.l %1, @%4 \n\t" + : "=&r" (data), "=&r" (tmp1) + : "0" (data), "r" (len), "r"(addr) + : "t", "memory"); + } +} +EXPORT_SYMBOL(__raw_writesl); diff --git a/arch/sh64/lib/.gitignore b/arch/sh/lib64/.gitignore index 3508c2c..3508c2c 100644 --- a/arch/sh64/lib/.gitignore +++ b/arch/sh/lib64/.gitignore diff --git a/arch/sh/lib64/Makefile b/arch/sh/lib64/Makefile new file mode 100644 index 0000000..9950966 --- /dev/null +++ b/arch/sh/lib64/Makefile @@ -0,0 +1,15 @@ +# +# Makefile for the SH-5 specific library files.. +# +# Copyright (C) 2000, 2001 Paolo Alberelli +# Copyright (C) 2003 Paul Mundt +# +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. +# + +# Panic should really be compiled as PIC +lib-y := udelay.o c-checksum.o dbg.o panic.o memcpy.o copy_user_memcpy.o \ + copy_page.o clear_page.o + diff --git a/arch/sh64/lib/c-checksum.c b/arch/sh/lib64/c-checksum.c index 053137a..5dfbd8b 100644 --- a/arch/sh64/lib/c-checksum.c +++ b/arch/sh/lib64/c-checksum.c @@ -1,12 +1,9 @@ /* - * arch/sh64/lib/c-checksum.c + * arch/sh/lib64/c-checksum.c * * This file contains network checksum routines that are better done * in an architecture-specific manner due to speed.. */ - -#undef DEBUG - #include <linux/string.h> #include <linux/errno.h> #include <linux/kernel.h> diff --git a/arch/sh64/lib/page_clear.S b/arch/sh/lib64/clear_page.S index ac0111d..007ab48 100644 --- a/arch/sh64/lib/page_clear.S +++ b/arch/sh/lib64/clear_page.S @@ -25,8 +25,8 @@ .little .balign 8 - .global sh64_page_clear -sh64_page_clear: + .global clear_page +clear_page: pta/l 1f, tr1 pta/l 2f, tr2 ptabs/l r18, tr0 diff --git a/arch/sh64/lib/page_copy.S b/arch/sh/lib64/copy_page.S index e159c3c..0ec6fca 100644 --- a/arch/sh64/lib/page_copy.S +++ b/arch/sh/lib64/copy_page.S @@ -10,8 +10,8 @@ of SH5-101 cut2 eval chip with Cayman board DDR memory. Parameters: - r2 : source effective address (start of page) - r3 : destination effective address (start of page) + r2 : destination effective address (start of page) + r3 : source effective address (start of page) Always copies 4096 bytes. @@ -27,10 +27,10 @@ .little .balign 8 - .global sh64_page_copy -sh64_page_copy: + .global copy_page +copy_page: - /* Copy 4096 bytes worth of data from r2 to r3. + /* Copy 4096 bytes worth of data from r3 to r2. Do prefetches 4 lines ahead. Do alloco 2 lines ahead */ @@ -41,21 +41,21 @@ sh64_page_copy: #if 0 /* TAKum03020 */ - ld.q r2, 0x00, r63 - ld.q r2, 0x20, r63 - ld.q r2, 0x40, r63 - ld.q r2, 0x60, r63 + ld.q r3, 0x00, r63 + ld.q r3, 0x20, r63 + ld.q r3, 0x40, r63 + ld.q r3, 0x60, r63 #endif - alloco r3, 0x00 + alloco r2, 0x00 synco ! TAKum03020 - alloco r3, 0x20 + alloco r2, 0x20 synco ! TAKum03020 movi 3968, r6 - add r3, r6, r6 + add r2, r6, r6 addi r6, 64, r7 addi r7, 64, r8 - sub r2, r3, r60 + sub r3, r2, r60 addi r60, 8, r61 addi r61, 8, r62 addi r62, 8, r23 @@ -67,25 +67,23 @@ sh64_page_copy: 1: #if 0 /* TAKum03020 */ - bge/u r3, r6, tr2 ! skip prefetch for last 4 lines - ldx.q r3, r22, r63 ! prefetch 4 lines hence + bge/u r2, r6, tr2 ! skip prefetch for last 4 lines + ldx.q r2, r22, r63 ! prefetch 4 lines hence #endif 2: - bge/u r3, r7, tr3 ! skip alloco for last 2 lines - alloco r3, 0x40 ! alloc destination line 2 lines ahead + bge/u r2, r7, tr3 ! skip alloco for last 2 lines + alloco r2, 0x40 ! alloc destination line 2 lines ahead synco ! TAKum03020 3: - ldx.q r3, r60, r36 - ldx.q r3, r61, r37 - ldx.q r3, r62, r38 - ldx.q r3, r23, r39 - st.q r3, 0, r36 - st.q r3, 8, r37 - st.q r3, 16, r38 - st.q r3, 24, r39 - addi r3, 32, r3 - bgt/l r8, r3, tr1 + ldx.q r2, r60, r36 + ldx.q r2, r61, r37 + ldx.q r2, r62, r38 + ldx.q r2, r23, r39 + st.q r2, 0, r36 + st.q r2, 8, r37 + st.q r2, 16, r38 + st.q r2, 24, r39 + addi r2, 32, r2 + bgt/l r8, r2, tr1 blink tr0, r63 ! return - - diff --git a/arch/sh64/lib/copy_user_memcpy.S b/arch/sh/lib64/copy_user_memcpy.S index 2a62816..2a62816 100644 --- a/arch/sh64/lib/copy_user_memcpy.S +++ b/arch/sh/lib64/copy_user_memcpy.S diff --git a/arch/sh64/lib/dbg.c b/arch/sh/lib64/dbg.c index 97816e0..75825ef 100644 --- a/arch/sh64/lib/dbg.c +++ b/arch/sh/lib64/dbg.c @@ -2,7 +2,7 @@ -- -- Identity : Linux50 Debug Funcions -- --- File : arch/sh64/lib/dbg.C +-- File : arch/sh/lib64/dbg.c -- -- Copyright 2000, 2001 STMicroelectronics Limited. -- Copyright 2004 Richard Curnow (evt_debug etc) diff --git a/arch/sh64/lib/memcpy.c b/arch/sh/lib64/memcpy.c index fba436a..fba436a 100644 --- a/arch/sh64/lib/memcpy.c +++ b/arch/sh/lib64/memcpy.c diff --git a/arch/sh64/lib/panic.c b/arch/sh/lib64/panic.c index c9eb1cb..ff559e2 100644 --- a/arch/sh64/lib/panic.c +++ b/arch/sh/lib64/panic.c @@ -8,7 +8,7 @@ #include <linux/kernel.h> #include <asm/io.h> -#include <asm/registers.h> +#include <asm/cpu/registers.h> /* THIS IS A PHYSICAL ADDRESS */ #define HDSP2534_ADDR (0x04002100) diff --git a/arch/sh64/lib/udelay.c b/arch/sh/lib64/udelay.c index 3276539..23c7d17 100644 --- a/arch/sh64/lib/udelay.c +++ b/arch/sh/lib64/udelay.c @@ -1,5 +1,5 @@ /* - * arch/sh64/lib/udelay.c + * arch/sh/lib64/udelay.c * * Delay routines, using a pre-computed "loops_per_jiffy" value. * @@ -13,8 +13,6 @@ #include <linux/sched.h> #include <asm/param.h> -extern unsigned long loops_per_jiffy; - /* * Use only for very small delays (< 1 msec). * @@ -49,11 +47,10 @@ void __ndelay(unsigned long long nsecs, unsigned long lpj) void udelay(unsigned long usecs) { - __udelay(usecs, loops_per_jiffy); + __udelay(usecs, cpu_data[raw_smp_processor_id()].loops_per_jiffy); } void ndelay(unsigned long nsecs) { - __ndelay(nsecs, loops_per_jiffy); + __ndelay(nsecs, cpu_data[raw_smp_processor_id()].loops_per_jiffy); } - diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index 1265f20..f549b8c 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -1,193 +1,3 @@ -# -# Processor families -# -config CPU_SH2 - bool - -config CPU_SH2A - bool - select CPU_SH2 - -config CPU_SH3 - bool - select CPU_HAS_INTEVT - select CPU_HAS_SR_RB - -config CPU_SH4 - bool - select CPU_HAS_INTEVT - select CPU_HAS_SR_RB - select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2 - select CPU_HAS_FPU if !CPU_SH4AL_DSP - -config CPU_SH4A - bool - select CPU_SH4 - -config CPU_SH4AL_DSP - bool - select CPU_SH4A - select CPU_HAS_DSP - -config CPU_SHX2 - bool - -config CPU_SHX3 - bool - -choice - prompt "Processor sub-type selection" - -# -# Processor subtypes -# - -# SH-2 Processor Support - -config CPU_SUBTYPE_SH7619 - bool "Support SH7619 processor" - select CPU_SH2 - -# SH-2A Processor Support - -config CPU_SUBTYPE_SH7206 - bool "Support SH7206 processor" - select CPU_SH2A - -# SH-3 Processor Support - -config CPU_SUBTYPE_SH7705 - bool "Support SH7705 processor" - select CPU_SH3 - -config CPU_SUBTYPE_SH7706 - bool "Support SH7706 processor" - select CPU_SH3 - help - Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. - -config CPU_SUBTYPE_SH7707 - bool "Support SH7707 processor" - select CPU_SH3 - help - Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. - -config CPU_SUBTYPE_SH7708 - bool "Support SH7708 processor" - select CPU_SH3 - help - Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or - if you have a 100 Mhz SH-3 HD6417708R CPU. - -config CPU_SUBTYPE_SH7709 - bool "Support SH7709 processor" - select CPU_SH3 - help - Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. - -config CPU_SUBTYPE_SH7710 - bool "Support SH7710 processor" - select CPU_SH3 - select CPU_HAS_DSP - help - Select SH7710 if you have a SH3-DSP SH7710 CPU. - -config CPU_SUBTYPE_SH7712 - bool "Support SH7712 processor" - select CPU_SH3 - select CPU_HAS_DSP - help - Select SH7712 if you have a SH3-DSP SH7712 CPU. - -config CPU_SUBTYPE_SH7720 - bool "Support SH7720 processor" - select CPU_SH3 - select CPU_HAS_DSP - help - Select SH7720 if you have a SH3-DSP SH7720 CPU. - -# SH-4 Processor Support - -config CPU_SUBTYPE_SH7750 - bool "Support SH7750 processor" - select CPU_SH4 - help - Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. - -config CPU_SUBTYPE_SH7091 - bool "Support SH7091 processor" - select CPU_SH4 - help - Select SH7091 if you have an SH-4 based Sega device (such as - the Dreamcast, Naomi, and Naomi 2). - -config CPU_SUBTYPE_SH7750R - bool "Support SH7750R processor" - select CPU_SH4 - -config CPU_SUBTYPE_SH7750S - bool "Support SH7750S processor" - select CPU_SH4 - -config CPU_SUBTYPE_SH7751 - bool "Support SH7751 processor" - select CPU_SH4 - help - Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, - or if you have a HD6417751R CPU. - -config CPU_SUBTYPE_SH7751R - bool "Support SH7751R processor" - select CPU_SH4 - -config CPU_SUBTYPE_SH7760 - bool "Support SH7760 processor" - select CPU_SH4 - -config CPU_SUBTYPE_SH4_202 - bool "Support SH4-202 processor" - select CPU_SH4 - -# SH-4A Processor Support - -config CPU_SUBTYPE_SH7770 - bool "Support SH7770 processor" - select CPU_SH4A - -config CPU_SUBTYPE_SH7780 - bool "Support SH7780 processor" - select CPU_SH4A - -config CPU_SUBTYPE_SH7785 - bool "Support SH7785 processor" - select CPU_SH4A - select CPU_SHX2 - select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_NUMA - -config CPU_SUBTYPE_SHX3 - bool "Support SH-X3 processor" - select CPU_SH4A - select CPU_SHX3 - select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_NUMA - select SYS_SUPPORTS_SMP - -# SH4AL-DSP Processor Support - -config CPU_SUBTYPE_SH7343 - bool "Support SH7343 processor" - select CPU_SH4AL_DSP - -config CPU_SUBTYPE_SH7722 - bool "Support SH7722 processor" - select CPU_SH4AL_DSP - select CPU_SHX2 - select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_NUMA - -endchoice - menu "Memory management options" config QUICKLIST @@ -207,7 +17,8 @@ config MMU config PAGE_OFFSET hex - default "0x80000000" if MMU + default "0x80000000" if MMU && SUPERH32 + default "0x20000000" if MMU && SUPERH64 default "0x00000000" config MEMORY_START @@ -228,17 +39,28 @@ config MEMORY_START config MEMORY_SIZE hex "Physical memory size" - default "0x00400000" + default "0x04000000" help This sets the default memory size assumed by your SH kernel. It can be overridden as normal by the 'mem=' argument on the kernel command line. If unsure, consult your board specifications or just leave it - as 0x00400000 which was the default value before this became + as 0x04000000 which was the default value before this became configurable. +# Physical addressing modes + +config 29BIT + def_bool !32BIT + depends on SUPERH32 + config 32BIT + bool + default y if CPU_SH5 + +config PMB bool "Support 32-bit physical addressing through PMB" depends on MMU && (CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785) + select 32BIT default y help If you say Y here, physical addressing will be extended to @@ -256,7 +78,7 @@ config X2TLB config VSYSCALL bool "Support vsyscall page" - depends on MMU + depends on MMU && (CPU_SH3 || CPU_SH4) default y help This will enable support for the kernel mapping a vDSO page @@ -335,7 +157,7 @@ config PAGE_SIZE_8KB config PAGE_SIZE_64KB bool "64kB" - depends on CPU_SH4 + depends on CPU_SH4 || CPU_SH5 help This enables support for 64kB pages, possible on all SH-4 CPUs and later. @@ -344,7 +166,7 @@ endchoice choice prompt "HugeTLB page size" - depends on HUGETLB_PAGE && CPU_SH4 && MMU + depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU default HUGETLB_PAGE_SIZE_64K config HUGETLB_PAGE_SIZE_64K @@ -365,6 +187,10 @@ config HUGETLB_PAGE_SIZE_64MB bool "64MB" depends on X2TLB +config HUGETLB_PAGE_SIZE_512MB + bool "512MB" + depends on CPU_SH5 + endchoice source "mm/Kconfig" @@ -392,12 +218,12 @@ config SH_DIRECT_MAPPED choice prompt "Cache mode" - default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4 + default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4 || CPU_SH5 default CACHE_WRITETHROUGH if (CPU_SH2 && !CPU_SH2A) config CACHE_WRITEBACK bool "Write-back" - depends on CPU_SH2A || CPU_SH3 || CPU_SH4 + depends on CPU_SH2A || CPU_SH3 || CPU_SH4 || CPU_SH5 config CACHE_WRITETHROUGH bool "Write-through" diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile index aa44607..9f4bc3d 100644 --- a/arch/sh/mm/Makefile +++ b/arch/sh/mm/Makefile @@ -1,37 +1,5 @@ -# -# Makefile for the Linux SuperH-specific parts of the memory manager. -# - -obj-y := init.o extable.o consistent.o - -ifndef CONFIG_CACHE_OFF -obj-$(CONFIG_CPU_SH2) += cache-sh2.o -obj-$(CONFIG_CPU_SH3) += cache-sh3.o -obj-$(CONFIG_CPU_SH4) += cache-sh4.o -obj-$(CONFIG_SH7705_CACHE_32KB) += cache-sh7705.o +ifeq ($(CONFIG_SUPERH32),y) +include ${srctree}/arch/sh/mm/Makefile_32 +else +include ${srctree}/arch/sh/mm/Makefile_64 endif - -mmu-y := tlb-nommu.o pg-nommu.o -mmu-$(CONFIG_MMU) := fault.o clear_page.o copy_page.o tlb-flush.o \ - ioremap.o - -obj-y += $(mmu-y) - -ifdef CONFIG_DEBUG_FS -obj-$(CONFIG_CPU_SH4) += cache-debugfs.o -endif - -ifdef CONFIG_MMU -obj-$(CONFIG_CPU_SH3) += tlb-sh3.o -obj-$(CONFIG_CPU_SH4) += tlb-sh4.o -ifndef CONFIG_CACHE_OFF -obj-$(CONFIG_CPU_SH4) += pg-sh4.o -obj-$(CONFIG_SH7705_CACHE_32KB) += pg-sh7705.o -endif -endif - -obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o -obj-$(CONFIG_32BIT) += pmb.o -obj-$(CONFIG_NUMA) += numa.o - -EXTRA_CFLAGS += -Werror diff --git a/arch/sh/mm/Makefile_32 b/arch/sh/mm/Makefile_32 new file mode 100644 index 0000000..e295db6 --- /dev/null +++ b/arch/sh/mm/Makefile_32 @@ -0,0 +1,36 @@ +# +# Makefile for the Linux SuperH-specific parts of the memory manager. +# + +obj-y := init.o extable_32.o consistent.o + +ifndef CONFIG_CACHE_OFF +obj-$(CONFIG_CPU_SH2) += cache-sh2.o +obj-$(CONFIG_CPU_SH3) += cache-sh3.o +obj-$(CONFIG_CPU_SH4) += cache-sh4.o +obj-$(CONFIG_SH7705_CACHE_32KB) += cache-sh7705.o +endif + +mmu-y := tlb-nommu.o pg-nommu.o +mmu-$(CONFIG_MMU) := fault_32.o tlbflush_32.o ioremap_32.o + +obj-y += $(mmu-y) + +ifdef CONFIG_DEBUG_FS +obj-$(CONFIG_CPU_SH4) += cache-debugfs.o +endif + +ifdef CONFIG_MMU +obj-$(CONFIG_CPU_SH3) += tlb-sh3.o +obj-$(CONFIG_CPU_SH4) += tlb-sh4.o +ifndef CONFIG_CACHE_OFF +obj-$(CONFIG_CPU_SH4) += pg-sh4.o +obj-$(CONFIG_SH7705_CACHE_32KB) += pg-sh7705.o +endif +endif + +obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o +obj-$(CONFIG_PMB) += pmb.o +obj-$(CONFIG_NUMA) += numa.o + +EXTRA_CFLAGS += -Werror diff --git a/arch/sh64/mm/Makefile b/arch/sh/mm/Makefile_64 index d0e8136..cbd6aa3 100644 --- a/arch/sh64/mm/Makefile +++ b/arch/sh/mm/Makefile_64 @@ -1,24 +1,24 @@ # -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2000, 2001 Paolo Alberelli -# Copyright (C) 2003, 2004 Paul Mundt -# -# Makefile for the sh64-specific parts of the Linux memory manager. -# -# Note! Dependencies are done automagically by 'make dep', which also -# removes any old dependencies. DON'T put your own dependencies here -# unless it's something special (ie not a .c file). +# Makefile for the Linux SuperH-specific parts of the memory manager. # -obj-y := cache.o consistent.o extable.o fault.o init.o ioremap.o \ - tlbmiss.o tlb.o +obj-y := init.o extable_64.o consistent.o + +mmu-y := tlb-nommu.o pg-nommu.o +mmu-$(CONFIG_MMU) := fault_64.o ioremap_64.o tlbflush_64.o tlb-sh5.o + +ifndef CONFIG_CACHE_OFF +obj-y += cache-sh5.o +endif + +obj-y += $(mmu-y) obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o +obj-$(CONFIG_NUMA) += numa.o + +EXTRA_CFLAGS += -Werror -# Special flags for tlbmiss.o. This puts restrictions on the number of +# Special flags for fault_64.o. This puts restrictions on the number of # caller-save registers that the compiler can target when building this file. # This is required because the code is called from a context in entry.S where # very few registers have been saved in the exception handler (for speed @@ -33,7 +33,7 @@ obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o # The resources not listed below are callee save, i.e. the compiler is free to # use any of them and will spill them to the stack itself. -CFLAGS_tlbmiss.o += -ffixed-r7 \ +CFLAGS_fault_64.o += -ffixed-r7 \ -ffixed-r8 -ffixed-r9 -ffixed-r10 -ffixed-r11 -ffixed-r12 \ -ffixed-r13 -ffixed-r14 -ffixed-r16 -ffixed-r17 -ffixed-r19 \ -ffixed-r20 -ffixed-r21 -ffixed-r22 -ffixed-r23 \ diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c index de6d2c9..db6d950 100644 --- a/arch/sh/mm/cache-debugfs.c +++ b/arch/sh/mm/cache-debugfs.c @@ -22,7 +22,8 @@ enum cache_type { CACHE_TYPE_UNIFIED, }; -static int cache_seq_show(struct seq_file *file, void *iter) +static int __uses_jump_to_uncached cache_seq_show(struct seq_file *file, + void *iter) { unsigned int cache_type = (unsigned int)file->private; struct cache_info *cache; @@ -34,11 +35,11 @@ static int cache_seq_show(struct seq_file *file, void *iter) * Go uncached immediately so we don't skew the results any * more than we already are.. */ - jump_to_P2(); + jump_to_uncached(); ccr = ctrl_inl(CCR); if ((ccr & CCR_CACHE_ENABLE) == 0) { - back_to_P1(); + back_to_cached(); seq_printf(file, "disabled\n"); return 0; @@ -104,7 +105,7 @@ static int cache_seq_show(struct seq_file *file, void *iter) addrstart += cache->way_incr; } - back_to_P1(); + back_to_cached(); return 0; } diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 226b190..43d7ff6b 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -190,7 +190,7 @@ void flush_icache_range(unsigned long start, unsigned long end) * .. which happens to be the same behavior as flush_icache_range(). * So, we simply flush out a line. */ -void flush_cache_sigtramp(unsigned long addr) +void __uses_jump_to_uncached flush_cache_sigtramp(unsigned long addr) { unsigned long v, index; unsigned long flags; @@ -205,13 +205,13 @@ void flush_cache_sigtramp(unsigned long addr) (v & boot_cpu_data.icache.entry_mask); local_irq_save(flags); - jump_to_P2(); + jump_to_uncached(); for (i = 0; i < boot_cpu_data.icache.ways; i++, index += boot_cpu_data.icache.way_incr) ctrl_outl(0, index); /* Clear out Valid-bit */ - back_to_P1(); + back_to_cached(); wmb(); local_irq_restore(flags); } @@ -256,12 +256,12 @@ void flush_dcache_page(struct page *page) } /* TODO: Selective icache invalidation through IC address array.. */ -static inline void flush_icache_all(void) +static inline void __uses_jump_to_uncached flush_icache_all(void) { unsigned long flags, ccr; local_irq_save(flags); - jump_to_P2(); + jump_to_uncached(); /* Flush I-cache */ ccr = ctrl_inl(CCR); @@ -269,11 +269,11 @@ static inline void flush_icache_all(void) ctrl_outl(ccr, CCR); /* - * back_to_P1() will take care of the barrier for us, don't add + * back_to_cached() will take care of the barrier for us, don't add * another one! */ - back_to_P1(); + back_to_cached(); local_irq_restore(flags); } diff --git a/arch/sh64/mm/cache.c b/arch/sh/mm/cache-sh5.c index 421487c..4617e3a 100644 --- a/arch/sh64/mm/cache.c +++ b/arch/sh/mm/cache-sh5.c @@ -1,18 +1,15 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mm/cache.c + * arch/sh/mm/cache-sh5.c * * Original version Copyright (C) 2000, 2001 Paolo Alberelli * Second version Copyright (C) benedict.gaster@superh.com 2002 * Third version Copyright Richard.Curnow@superh.com 2003 * Hacks to third version Copyright (C) 2003 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - -/****************************************************************************/ - #include <linux/init.h> #include <linux/mman.h> #include <linux/mm.h> @@ -146,7 +143,7 @@ int __init sh64_cache_init(void) /* The following group of functions deal with mapping and unmapping a temporary page into the DTLB slot that have been set aside for our exclusive use. */ /* In order to accomplish this, we use the generic interface for adding and - removing a wired slot entry as defined in arch/sh64/mm/tlb.c */ + removing a wired slot entry as defined in arch/sh/mm/tlb-sh5.c */ /****************************************************************************/ static unsigned long slot_own_flags; diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c index 4896d73..22dacc7 100644 --- a/arch/sh/mm/cache-sh7705.c +++ b/arch/sh/mm/cache-sh7705.c @@ -71,7 +71,7 @@ void flush_icache_range(unsigned long start, unsigned long end) /* * Writeback&Invalidate the D-cache of the page */ -static void __flush_dcache_page(unsigned long phys) +static void __uses_jump_to_uncached __flush_dcache_page(unsigned long phys) { unsigned long ways, waysize, addrstart; unsigned long flags; @@ -92,7 +92,7 @@ static void __flush_dcache_page(unsigned long phys) * possible. */ local_irq_save(flags); - jump_to_P2(); + jump_to_uncached(); ways = current_cpu_data.dcache.ways; waysize = current_cpu_data.dcache.sets; @@ -118,7 +118,7 @@ static void __flush_dcache_page(unsigned long phys) addrstart += current_cpu_data.dcache.way_incr; } while (--ways); - back_to_P1(); + back_to_cached(); local_irq_restore(flags); } @@ -132,15 +132,15 @@ void flush_dcache_page(struct page *page) __flush_dcache_page(PHYSADDR(page_address(page))); } -void flush_cache_all(void) +void __uses_jump_to_uncached flush_cache_all(void) { unsigned long flags; local_irq_save(flags); - jump_to_P2(); + jump_to_uncached(); cache_wback_all(); - back_to_P1(); + back_to_cached(); local_irq_restore(flags); } diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index e220c29..7b2131c 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -1,7 +1,9 @@ /* * arch/sh/mm/consistent.c * - * Copyright (C) 2004 Paul Mundt + * Copyright (C) 2004 - 2007 Paul Mundt + * + * Declared coherent memory functions based on arch/x86/kernel/pci-dma_32.c * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -13,58 +15,152 @@ #include <asm/addrspace.h> #include <asm/io.h> -void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle) +struct dma_coherent_mem { + void *virt_base; + u32 device_base; + int size; + int flags; + unsigned long *bitmap; +}; + +void *dma_alloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp) { - struct page *page, *end, *free; void *ret; - int order; + struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; + int order = get_order(size); - size = PAGE_ALIGN(size); - order = get_order(size); + if (mem) { + int page = bitmap_find_free_region(mem->bitmap, mem->size, + order); + if (page >= 0) { + *dma_handle = mem->device_base + (page << PAGE_SHIFT); + ret = mem->virt_base + (page << PAGE_SHIFT); + memset(ret, 0, size); + return ret; + } + if (mem->flags & DMA_MEMORY_EXCLUSIVE) + return NULL; + } - page = alloc_pages(gfp, order); - if (!page) - return NULL; - split_page(page, order); + ret = (void *)__get_free_pages(gfp, order); - ret = page_address(page); - memset(ret, 0, size); - *handle = virt_to_phys(ret); + if (ret != NULL) { + memset(ret, 0, size); + /* + * Pages from the page allocator may have data present in + * cache. So flush the cache before using uncached memory. + */ + dma_cache_sync(NULL, ret, size, DMA_BIDIRECTIONAL); + *dma_handle = virt_to_phys(ret); + } + return ret; +} +EXPORT_SYMBOL(dma_alloc_coherent); - /* - * We must flush the cache before we pass it on to the device - */ - __flush_purge_region(ret, size); +void dma_free_coherent(struct device *dev, size_t size, + void *vaddr, dma_addr_t dma_handle) +{ + struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; + int order = get_order(size); - page = virt_to_page(ret); - free = page + (size >> PAGE_SHIFT); - end = page + (1 << order); + if (mem && vaddr >= mem->virt_base && vaddr < (mem->virt_base + (mem->size << PAGE_SHIFT))) { + int page = (vaddr - mem->virt_base) >> PAGE_SHIFT; - while (++page < end) { - /* Free any unused pages */ - if (page >= free) { - __free_page(page); - } + bitmap_release_region(mem->bitmap, page, order); + } else { + WARN_ON(irqs_disabled()); /* for portability */ + BUG_ON(mem && mem->flags & DMA_MEMORY_EXCLUSIVE); + free_pages((unsigned long)vaddr, order); } +} +EXPORT_SYMBOL(dma_free_coherent); + +int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, + dma_addr_t device_addr, size_t size, int flags) +{ + void __iomem *mem_base = NULL; + int pages = size >> PAGE_SHIFT; + int bitmap_size = BITS_TO_LONGS(pages) * sizeof(long); + + if ((flags & (DMA_MEMORY_MAP | DMA_MEMORY_IO)) == 0) + goto out; + if (!size) + goto out; + if (dev->dma_mem) + goto out; + + /* FIXME: this routine just ignores DMA_MEMORY_INCLUDES_CHILDREN */ - return P2SEGADDR(ret); + mem_base = ioremap_nocache(bus_addr, size); + if (!mem_base) + goto out; + + dev->dma_mem = kmalloc(sizeof(struct dma_coherent_mem), GFP_KERNEL); + if (!dev->dma_mem) + goto out; + dev->dma_mem->bitmap = kzalloc(bitmap_size, GFP_KERNEL); + if (!dev->dma_mem->bitmap) + goto free1_out; + + dev->dma_mem->virt_base = mem_base; + dev->dma_mem->device_base = device_addr; + dev->dma_mem->size = pages; + dev->dma_mem->flags = flags; + + if (flags & DMA_MEMORY_MAP) + return DMA_MEMORY_MAP; + + return DMA_MEMORY_IO; + + free1_out: + kfree(dev->dma_mem); + out: + if (mem_base) + iounmap(mem_base); + return 0; } +EXPORT_SYMBOL(dma_declare_coherent_memory); -void consistent_free(void *vaddr, size_t size) +void dma_release_declared_memory(struct device *dev) { - unsigned long addr = P1SEGADDR((unsigned long)vaddr); - struct page *page=virt_to_page(addr); - int num_pages=(size+PAGE_SIZE-1) >> PAGE_SHIFT; - int i; + struct dma_coherent_mem *mem = dev->dma_mem; - for(i=0;i<num_pages;i++) { - __free_page((page+i)); - } + if (!mem) + return; + dev->dma_mem = NULL; + iounmap(mem->virt_base); + kfree(mem->bitmap); + kfree(mem); } +EXPORT_SYMBOL(dma_release_declared_memory); -void consistent_sync(void *vaddr, size_t size, int direction) +void *dma_mark_declared_memory_occupied(struct device *dev, + dma_addr_t device_addr, size_t size) { - void * p1addr = (void*) P1SEGADDR((unsigned long)vaddr); + struct dma_coherent_mem *mem = dev->dma_mem; + int pages = (size + (device_addr & ~PAGE_MASK) + PAGE_SIZE - 1) >> PAGE_SHIFT; + int pos, err; + + if (!mem) + return ERR_PTR(-EINVAL); + + pos = (device_addr - mem->device_base) >> PAGE_SHIFT; + err = bitmap_allocate_region(mem->bitmap, pos, get_order(pages)); + if (err != 0) + return ERR_PTR(err); + return mem->virt_base + (pos << PAGE_SHIFT); +} +EXPORT_SYMBOL(dma_mark_declared_memory_occupied); + +void dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction direction) +{ +#ifdef CONFIG_CPU_SH5 + void *p1addr = vaddr; +#else + void *p1addr = (void*) P1SEGADDR((unsigned long)vaddr); +#endif switch (direction) { case DMA_FROM_DEVICE: /* invalidate only */ @@ -80,8 +176,4 @@ void consistent_sync(void *vaddr, size_t size, int direction) BUG(); } } - -EXPORT_SYMBOL(consistent_alloc); -EXPORT_SYMBOL(consistent_free); -EXPORT_SYMBOL(consistent_sync); - +EXPORT_SYMBOL(dma_cache_sync); diff --git a/arch/sh/mm/extable.c b/arch/sh/mm/extable_32.c index c1cf446..c1cf446 100644 --- a/arch/sh/mm/extable.c +++ b/arch/sh/mm/extable_32.c diff --git a/arch/sh64/mm/extable.c b/arch/sh/mm/extable_64.c index a2e6e05..f054996 100644 --- a/arch/sh64/mm/extable.c +++ b/arch/sh/mm/extable_64.c @@ -1,14 +1,14 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mm/extable.c + * arch/sh/mm/extable_64.c * * Copyright (C) 2003 Richard Curnow * Copyright (C) 2003, 2004 Paul Mundt * * Cloned from the 2.5 SH version.. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #include <linux/rwsem.h> #include <linux/module.h> @@ -21,13 +21,16 @@ static const struct exception_table_entry __copy_user_fixup_ex = { .fixup = (unsigned long)&__copy_user_fixup, }; -/* Some functions that may trap due to a bad user-mode address have too many loads - and stores in them to make it at all practical to label each one and put them all in - the main exception table. - - In particular, the fast memcpy routine is like this. It's fix-up is just to fall back - to a slow byte-at-a-time copy, which is handled the conventional way. So it's functionally - OK to just handle any trap occurring in the fast memcpy with that fixup. */ +/* + * Some functions that may trap due to a bad user-mode address have too + * many loads and stores in them to make it at all practical to label + * each one and put them all in the main exception table. + * + * In particular, the fast memcpy routine is like this. It's fix-up is + * just to fall back to a slow byte-at-a-time copy, which is handled the + * conventional way. So it's functionally OK to just handle any trap + * occurring in the fast memcpy with that fixup. + */ static const struct exception_table_entry *check_exception_ranges(unsigned long addr) { if ((addr >= (unsigned long)©_user_memcpy) && @@ -77,4 +80,3 @@ int fixup_exception(struct pt_regs *regs) return 0; } - diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault_32.c index 60d74f7..33b43d2 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault_32.c @@ -172,7 +172,7 @@ no_context: bust_spinlocks(1); if (oops_may_print()) { - __typeof__(pte_val(__pte(0))) page; + unsigned long page; if (address < PAGE_SIZE) printk(KERN_ALERT "Unable to handle kernel NULL " diff --git a/arch/sh64/mm/tlbmiss.c b/arch/sh/mm/fault_64.c index b767d6c..399d537 100644 --- a/arch/sh64/mm/tlbmiss.c +++ b/arch/sh/mm/fault_64.c @@ -1,9 +1,5 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mm/tlbmiss.c + * The SH64 TLB miss. * * Original code from fault.c * Copyright (C) 2000, 2001 Paolo Alberelli @@ -12,16 +8,20 @@ * Copyright (C) 2003 Richard.Curnow@superh.com * * IMPORTANT NOTES : - * The do_fast_page_fault function is called from a context in entry.S where very few registers - * have been saved. In particular, the code in this file must be compiled not to use ANY - * caller-save registers that are not part of the restricted save set. Also, it means that - * code in this file must not make calls to functions elsewhere in the kernel, or else the - * excepting context will see corruption in its caller-save registers. Plus, the entry.S save - * area is non-reentrant, so this code has to run with SR.BL==1, i.e. no interrupts taken inside - * it and panic on any exception. + * The do_fast_page_fault function is called from a context in entry.S + * where very few registers have been saved. In particular, the code in + * this file must be compiled not to use ANY caller-save registers that + * are not part of the restricted save set. Also, it means that code in + * this file must not make calls to functions elsewhere in the kernel, or + * else the excepting context will see corruption in its caller-save + * registers. Plus, the entry.S save area is non-reentrant, so this code + * has to run with SR.BL==1, i.e. no interrupts taken inside it and panic + * on any exception. * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/signal.h> #include <linux/sched.h> #include <linux/kernel.h> @@ -33,14 +33,13 @@ #include <linux/mm.h> #include <linux/smp.h> #include <linux/interrupt.h> - #include <asm/system.h> #include <asm/tlb.h> #include <asm/io.h> #include <asm/uaccess.h> #include <asm/pgalloc.h> #include <asm/mmu_context.h> -#include <asm/registers.h> /* required by inline asm statements */ +#include <asm/cpu/registers.h> /* Callable from fault.c, so not static */ inline void __do_tlb_refill(unsigned long address, @@ -88,48 +87,47 @@ inline void __do_tlb_refill(unsigned long address, } -static int handle_vmalloc_fault(struct mm_struct *mm, unsigned long protection_flags, +static int handle_vmalloc_fault(struct mm_struct *mm, + unsigned long protection_flags, unsigned long long textaccess, unsigned long address) { pgd_t *dir; + pud_t *pud; pmd_t *pmd; static pte_t *pte; pte_t entry; dir = pgd_offset_k(address); - pmd = pmd_offset(dir, address); - if (pmd_none(*pmd)) { + pud = pud_offset(dir, address); + if (pud_none_or_clear_bad(pud)) return 0; - } - if (pmd_bad(*pmd)) { - pmd_clear(pmd); + pmd = pmd_offset(pud, address); + if (pmd_none_or_clear_bad(pmd)) return 0; - } pte = pte_offset_kernel(pmd, address); entry = *pte; - if (pte_none(entry) || !pte_present(entry)) { + if (pte_none(entry) || !pte_present(entry)) return 0; - } - - if ((pte_val(entry) & protection_flags) != protection_flags) { + if ((pte_val(entry) & protection_flags) != protection_flags) return 0; - } __do_tlb_refill(address, textaccess, pte); return 1; } -static int handle_tlbmiss(struct mm_struct *mm, unsigned long long protection_flags, - unsigned long long textaccess, - unsigned long address) +static int handle_tlbmiss(struct mm_struct *mm, + unsigned long long protection_flags, + unsigned long long textaccess, + unsigned long address) { pgd_t *dir; + pud_t *pud; pmd_t *pmd; pte_t *pte; pte_t entry; @@ -144,49 +142,49 @@ static int handle_tlbmiss(struct mm_struct *mm, unsigned long long protection_fl See how mm->pgd is allocated and initialised in pgd_alloc to see why the next test is necessary. - RPC */ - if (address >= (unsigned long) TASK_SIZE) { + if (address >= (unsigned long) TASK_SIZE) /* upper half - never has page table entries. */ return 0; - } + dir = pgd_offset(mm, address); - if (pgd_none(*dir)) { + if (pgd_none(*dir) || !pgd_present(*dir)) return 0; - } - if (!pgd_present(*dir)) { + if (!pgd_present(*dir)) return 0; - } - pmd = pmd_offset(dir, address); - if (pmd_none(*pmd)) { + pud = pud_offset(dir, address); + if (pud_none(*pud) || !pud_present(*pud)) return 0; - } - if (!pmd_present(*pmd)) { + + pmd = pmd_offset(pud, address); + if (pmd_none(*pmd) || !pmd_present(*pmd)) return 0; - } + pte = pte_offset_kernel(pmd, address); entry = *pte; - if (pte_none(entry)) { - return 0; - } - if (!pte_present(entry)) { + + if (pte_none(entry) || !pte_present(entry)) return 0; - } - /* If the page doesn't have sufficient protection bits set to service the - kind of fault being handled, there's not much point doing the TLB refill. - Punt the fault to the general handler. */ - if ((pte_val(entry) & protection_flags) != protection_flags) { + /* + * If the page doesn't have sufficient protection bits set to + * service the kind of fault being handled, there's not much + * point doing the TLB refill. Punt the fault to the general + * handler. + */ + if ((pte_val(entry) & protection_flags) != protection_flags) return 0; - } __do_tlb_refill(address, textaccess, pte); return 1; } -/* Put all this information into one structure so that everything is just arithmetic - relative to a single base address. This reduces the number of movi/shori pairs needed - just to load addresses of static data. */ +/* + * Put all this information into one structure so that everything is just + * arithmetic relative to a single base address. This reduces the number + * of movi/shori pairs needed just to load addresses of static data. + */ struct expevt_lookup { unsigned short protection_flags[8]; unsigned char is_text_access[8]; @@ -216,7 +214,8 @@ static struct expevt_lookup expevt_lookup_table = { general fault handling in fault.c which deals with mapping file-backed pages, stack growth, segmentation faults, swapping etc etc) */ -asmlinkage int do_fast_page_fault(unsigned long long ssr_md, unsigned long long expevt, +asmlinkage int do_fast_page_fault(unsigned long long ssr_md, + unsigned long long expevt, unsigned long address) { struct task_struct *tsk; @@ -226,26 +225,23 @@ asmlinkage int do_fast_page_fault(unsigned long long ssr_md, unsigned long long unsigned long long index; unsigned long long expevt4; - /* The next few lines implement a way of hashing EXPEVT into a small array index - which can be used to lookup parameters specific to the type of TLBMISS being - handled. Note: - ITLBMISS has EXPEVT==0xa40 - RTLBMISS has EXPEVT==0x040 - WTLBMISS has EXPEVT==0x060 - */ - + /* The next few lines implement a way of hashing EXPEVT into a + * small array index which can be used to lookup parameters + * specific to the type of TLBMISS being handled. + * + * Note: + * ITLBMISS has EXPEVT==0xa40 + * RTLBMISS has EXPEVT==0x040 + * WTLBMISS has EXPEVT==0x060 + */ expevt4 = (expevt >> 4); - /* TODO : xor ssr_md into this expression too. Then we can check that PRU is set - when it needs to be. */ + /* TODO : xor ssr_md into this expression too. Then we can check + * that PRU is set when it needs to be. */ index = expevt4 ^ (expevt4 >> 5); index &= 7; protection_flags = expevt_lookup_table.protection_flags[index]; textaccess = expevt_lookup_table.is_text_access[index]; -#ifdef CONFIG_SH64_PROC_TLB - ++calls_to_do_fast_page_fault; -#endif - /* SIM * Note this is now called with interrupts still disabled * This is to cope with being called for a missing IO port @@ -262,18 +258,18 @@ asmlinkage int do_fast_page_fault(unsigned long long ssr_md, unsigned long long if ((address >= VMALLOC_START && address < VMALLOC_END) || (address >= IOBASE_VADDR && address < IOBASE_END)) { - if (ssr_md) { - /* Process-contexts can never have this address range mapped */ - if (handle_vmalloc_fault(mm, protection_flags, textaccess, address)) { + if (ssr_md) + /* + * Process-contexts can never have this address + * range mapped + */ + if (handle_vmalloc_fault(mm, protection_flags, + textaccess, address)) return 1; - } - } } else if (!in_interrupt() && mm) { - if (handle_tlbmiss(mm, protection_flags, textaccess, address)) { + if (handle_tlbmiss(mm, protection_flags, textaccess, address)) return 1; - } } return 0; } - diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index d5e160d..2918c6b 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -23,9 +23,7 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); pgd_t swapper_pg_dir[PTRS_PER_PGD]; - -void (*copy_page)(void *from, void *to); -void (*clear_page)(void *to); +unsigned long cached_to_uncached = 0; void show_mem(void) { @@ -102,7 +100,8 @@ static void set_pte_phys(unsigned long addr, unsigned long phys, pgprot_t prot) set_pte(pte, pfn_pte(phys >> PAGE_SHIFT, prot)); - flush_tlb_one(get_asid(), addr); + if (cached_to_uncached) + flush_tlb_one(get_asid(), addr); } /* @@ -131,6 +130,37 @@ void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t prot) set_pte_phys(address, phys, prot); } + +void __init page_table_range_init(unsigned long start, unsigned long end, + pgd_t *pgd_base) +{ + pgd_t *pgd; + pud_t *pud; + pmd_t *pmd; + int pgd_idx; + unsigned long vaddr; + + vaddr = start & PMD_MASK; + end = (end + PMD_SIZE - 1) & PMD_MASK; + pgd_idx = pgd_index(vaddr); + pgd = pgd_base + pgd_idx; + + for ( ; (pgd_idx < PTRS_PER_PGD) && (vaddr != end); pgd++, pgd_idx++) { + BUG_ON(pgd_none(*pgd)); + pud = pud_offset(pgd, 0); + BUG_ON(pud_none(*pud)); + pmd = pmd_offset(pud, 0); + + if (!pmd_present(*pmd)) { + pte_t *pte_table; + pte_table = (pte_t *)alloc_bootmem_low_pages(PAGE_SIZE); + memset(pte_table, 0, PAGE_SIZE); + pmd_populate_kernel(&init_mm, pmd, pte_table); + } + + vaddr += PMD_SIZE; + } +} #endif /* CONFIG_MMU */ /* @@ -150,6 +180,11 @@ void __init paging_init(void) * check for a null value. */ set_TTB(swapper_pg_dir); + /* Populate the relevant portions of swapper_pg_dir so that + * we can use the fixmap entries without calling kmalloc. + * pte's will be filled in by __set_fixmap(). */ + page_table_range_init(FIXADDR_START, FIXADDR_TOP, swapper_pg_dir); + memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); for_each_online_node(nid) { @@ -167,9 +202,22 @@ void __init paging_init(void) } free_area_init_nodes(max_zone_pfns); + + /* Set up the uncached fixmap */ + set_fixmap_nocache(FIX_UNCACHED, __pa(&__uncached_start)); + +#ifdef CONFIG_29BIT + /* + * Handle trivial transitions between cached and uncached + * segments, making use of the 1:1 mapping relationship in + * 512MB lowmem. + */ + cached_to_uncached = P2SEG - P1SEG; +#endif } static struct kcore_list kcore_mem, kcore_vmalloc; +int after_bootmem = 0; void __init mem_init(void) { @@ -202,17 +250,7 @@ void __init mem_init(void) memset(empty_zero_page, 0, PAGE_SIZE); __flush_wback_region(empty_zero_page, PAGE_SIZE); - /* - * Setup wrappers for copy/clear_page(), these will get overridden - * later in the boot process if a better method is available. - */ -#ifdef CONFIG_MMU - copy_page = copy_page_slow; - clear_page = clear_page_slow; -#else - copy_page = copy_page_nommu; - clear_page = clear_page_nommu; -#endif + after_bootmem = 1; codesize = (unsigned long) &_etext - (unsigned long) &_text; datasize = (unsigned long) &_edata - (unsigned long) &_etext; diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap_32.c index 0c7b7e3..0c7b7e3 100644 --- a/arch/sh/mm/ioremap.c +++ b/arch/sh/mm/ioremap_32.c diff --git a/arch/sh64/mm/ioremap.c b/arch/sh/mm/ioremap_64.c index 535304e..e27d165 100644 --- a/arch/sh64/mm/ioremap.c +++ b/arch/sh/mm/ioremap_64.c @@ -1,30 +1,31 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mm/ioremap.c + * arch/sh/mm/ioremap_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt + * Copyright (C) 2003 - 2007 Paul Mundt * * Mostly derived from arch/sh/mm/ioremap.c which, in turn is mostly * derived from arch/i386/mm/ioremap.c . * * (C) Copyright 1995 1996 Linus Torvalds + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ -#include <linux/kernel.h> -#include <linux/slab.h> #include <linux/vmalloc.h> -#include <linux/sched.h> -#include <linux/string.h> -#include <linux/io.h> #include <linux/ioport.h> +#include <linux/module.h> +#include <linux/mm.h> +#include <linux/io.h> #include <linux/bootmem.h> #include <linux/proc_fs.h> -#include <linux/module.h> +#include <asm/page.h> #include <asm/pgalloc.h> +#include <asm/addrspace.h> +#include <asm/cacheflush.h> #include <asm/tlbflush.h> +#include <asm/mmu.h> static void shmedia_mapioaddr(unsigned long, unsigned long); static unsigned long shmedia_ioremap(struct resource *, u32, int); @@ -42,7 +43,8 @@ static unsigned long shmedia_ioremap(struct resource *, u32, int); * have to convert them into an offset in a page-aligned mapping, but the * caller shouldn't need to know that small detail. */ -void * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flags) +void *__ioremap(unsigned long phys_addr, unsigned long size, + unsigned long flags) { void * addr; struct vm_struct * area; @@ -83,7 +85,7 @@ void * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flag } EXPORT_SYMBOL(__ioremap); -void iounmap(void *addr) +void __iounmap(void *addr) { struct vm_struct *area; @@ -96,7 +98,7 @@ void iounmap(void *addr) kfree(area); } -EXPORT_SYMBOL(iounmap); +EXPORT_SYMBOL(__iounmap); static struct resource shmedia_iomap = { .name = "shmedia_iomap", @@ -265,6 +267,7 @@ static __init_refok void *sh64_get_page(void) static void shmedia_mapioaddr(unsigned long pa, unsigned long va) { pgd_t *pgdp; + pud_t *pudp; pmd_t *pmdp; pte_t *ptep, pte; pgprot_t prot; @@ -274,11 +277,17 @@ static void shmedia_mapioaddr(unsigned long pa, unsigned long va) pgdp = pgd_offset_k(va); if (pgd_none(*pgdp) || !pgd_present(*pgdp)) { + pudp = (pud_t *)sh64_get_page(); + set_pgd(pgdp, __pgd((unsigned long)pudp | _KERNPG_TABLE)); + } + + pudp = pud_offset(pgdp, va); + if (pud_none(*pudp) || !pud_present(*pudp)) { pmdp = (pmd_t *)sh64_get_page(); - set_pgd(pgdp, __pgd((unsigned long)pmdp | _KERNPG_TABLE)); + set_pud(pudp, __pud((unsigned long)pmdp | _KERNPG_TABLE)); } - pmdp = pmd_offset(pgdp, va); + pmdp = pmd_offset(pudp, va); if (pmd_none(*pmdp) || !pmd_present(*pmdp) ) { ptep = (pte_t *)sh64_get_page(); set_pmd(pmdp, __pmd((unsigned long)ptep + _PAGE_TABLE)); @@ -302,12 +311,19 @@ static void shmedia_mapioaddr(unsigned long pa, unsigned long va) static void shmedia_unmapioaddr(unsigned long vaddr) { pgd_t *pgdp; + pud_t *pudp; pmd_t *pmdp; pte_t *ptep; pgdp = pgd_offset_k(vaddr); - pmdp = pmd_offset(pgdp, vaddr); + if (pgd_none(*pgdp) || pgd_bad(*pgdp)) + return; + + pudp = pud_offset(pgdp, vaddr); + if (pud_none(*pudp) || pud_bad(*pudp)) + return; + pmdp = pmd_offset(pudp, vaddr); if (pmd_none(*pmdp) || pmd_bad(*pmdp)) return; diff --git a/arch/sh/mm/pg-nommu.c b/arch/sh/mm/pg-nommu.c index d15221b..677dd57 100644 --- a/arch/sh/mm/pg-nommu.c +++ b/arch/sh/mm/pg-nommu.c @@ -14,12 +14,12 @@ #include <linux/string.h> #include <asm/page.h> -void copy_page_nommu(void *to, void *from) +void copy_page(void *to, void *from) { memcpy(to, from, PAGE_SIZE); } -void clear_page_nommu(void *to) +void clear_page(void *to) { memset(to, 0, PAGE_SIZE); } diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c index 1d45b82..ab81c60 100644 --- a/arch/sh/mm/pmb.c +++ b/arch/sh/mm/pmb.c @@ -27,6 +27,7 @@ #include <asm/pgtable.h> #include <asm/mmu.h> #include <asm/io.h> +#include <asm/mmu_context.h> #define NR_PMB_ENTRIES 16 @@ -162,18 +163,18 @@ repeat: return 0; } -int set_pmb_entry(struct pmb_entry *pmbe) +int __uses_jump_to_uncached set_pmb_entry(struct pmb_entry *pmbe) { int ret; - jump_to_P2(); + jump_to_uncached(); ret = __set_pmb_entry(pmbe->vpn, pmbe->ppn, pmbe->flags, &pmbe->entry); - back_to_P1(); + back_to_cached(); return ret; } -void clear_pmb_entry(struct pmb_entry *pmbe) +void __uses_jump_to_uncached clear_pmb_entry(struct pmb_entry *pmbe) { unsigned int entry = pmbe->entry; unsigned long addr; @@ -187,7 +188,7 @@ void clear_pmb_entry(struct pmb_entry *pmbe) entry >= NR_PMB_ENTRIES)) return; - jump_to_P2(); + jump_to_uncached(); /* Clear V-bit */ addr = mk_pmb_addr(entry); @@ -196,7 +197,7 @@ void clear_pmb_entry(struct pmb_entry *pmbe) addr = mk_pmb_data(entry); ctrl_outl(ctrl_inl(addr) & ~PMB_V, addr); - back_to_P1(); + back_to_cached(); clear_bit(entry, &pmb_map); } @@ -301,17 +302,17 @@ static void pmb_cache_ctor(struct kmem_cache *cachep, void *pmb) pmbe->entry = PMB_NO_ENTRY; } -static int __init pmb_init(void) +static int __uses_jump_to_uncached pmb_init(void) { unsigned int nr_entries = ARRAY_SIZE(pmb_init_map); - unsigned int entry; + unsigned int entry, i; BUG_ON(unlikely(nr_entries >= NR_PMB_ENTRIES)); pmb_cache = kmem_cache_create("pmb", sizeof(struct pmb_entry), 0, SLAB_PANIC, pmb_cache_ctor); - jump_to_P2(); + jump_to_uncached(); /* * Ordering is important, P2 must be mapped in the PMB before we @@ -329,7 +330,12 @@ static int __init pmb_init(void) /* PMB.SE and UB[7] */ ctrl_outl((1 << 31) | (1 << 7), PMB_PASCR); - back_to_P1(); + /* Flush out the TLB */ + i = ctrl_inl(MMUCR); + i |= MMUCR_TI; + ctrl_outl(i, MMUCR); + + back_to_cached(); return 0; } diff --git a/arch/sh/mm/tlb-nommu.c b/arch/sh/mm/tlb-nommu.c index 1ccca7c..15111bc 100644 --- a/arch/sh/mm/tlb-nommu.c +++ b/arch/sh/mm/tlb-nommu.c @@ -9,6 +9,7 @@ */ #include <linux/kernel.h> #include <linux/mm.h> +#include <asm/pgtable.h> /* * Nothing too terribly exciting here .. @@ -49,3 +50,12 @@ void update_mmu_cache(struct vm_area_struct * vma, { BUG(); } + +void __init page_table_range_init(unsigned long start, unsigned long end, + pgd_t *pgd_base) +{ +} + +void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t prot) +{ +} diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c index 2d1dd60..f0c7b73 100644 --- a/arch/sh/mm/tlb-sh4.c +++ b/arch/sh/mm/tlb-sh4.c @@ -79,7 +79,8 @@ void update_mmu_cache(struct vm_area_struct * vma, local_irq_restore(flags); } -void local_flush_tlb_one(unsigned long asid, unsigned long page) +void __uses_jump_to_uncached local_flush_tlb_one(unsigned long asid, + unsigned long page) { unsigned long addr, data; @@ -91,7 +92,7 @@ void local_flush_tlb_one(unsigned long asid, unsigned long page) */ addr = MMU_UTLB_ADDRESS_ARRAY | MMU_PAGE_ASSOC_BIT; data = page | asid; /* VALID bit is off */ - jump_to_P2(); + jump_to_uncached(); ctrl_outl(data, addr); - back_to_P1(); + back_to_cached(); } diff --git a/arch/sh64/mm/tlb.c b/arch/sh/mm/tlb-sh5.c index d517e7d..f34274a 100644 --- a/arch/sh64/mm/tlb.c +++ b/arch/sh/mm/tlb-sh5.c @@ -1,5 +1,5 @@ /* - * arch/sh64/mm/tlb.c + * arch/sh/mm/tlb-sh5.c * * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> * Copyright (C) 2003 Richard Curnow <richard.curnow@superh.com> @@ -7,7 +7,6 @@ * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. - * */ #include <linux/mm.h> #include <linux/init.h> @@ -163,4 +162,3 @@ inline void sh64_setup_tlb_slot(unsigned long long config_addr, */ inline void sh64_teardown_tlb_slot(unsigned long long config_addr) __attribute__ ((alias("__flush_tlb_slot"))); - diff --git a/arch/sh/mm/tlb-flush.c b/arch/sh/mm/tlbflush_32.c index 6f45c1f..6f45c1f 100644 --- a/arch/sh/mm/tlb-flush.c +++ b/arch/sh/mm/tlbflush_32.c diff --git a/arch/sh64/mm/fault.c b/arch/sh/mm/tlbflush_64.c index 7c79a1b..2a98c9e 100644 --- a/arch/sh64/mm/fault.c +++ b/arch/sh/mm/tlbflush_64.c @@ -1,16 +1,14 @@ /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mm/fault.c + * arch/sh/mm/tlb-flush_64.c * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 Richard Curnow (/proc/tlb, bug fixes) * Copyright (C) 2003 Paul Mundt * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/signal.h> #include <linux/rwsem.h> #include <linux/sched.h> @@ -23,39 +21,12 @@ #include <linux/mm.h> #include <linux/smp.h> #include <linux/interrupt.h> - #include <asm/system.h> #include <asm/io.h> #include <asm/tlb.h> #include <asm/uaccess.h> #include <asm/pgalloc.h> #include <asm/mmu_context.h> -#include <asm/registers.h> /* required by inline asm statements */ - -#if defined(CONFIG_SH64_PROC_TLB) -#include <linux/init.h> -#include <linux/proc_fs.h> -/* Count numbers of tlb refills in each region */ -static unsigned long long calls_to_update_mmu_cache = 0ULL; -static unsigned long long calls_to_flush_tlb_page = 0ULL; -static unsigned long long calls_to_flush_tlb_range = 0ULL; -static unsigned long long calls_to_flush_tlb_mm = 0ULL; -static unsigned long long calls_to_flush_tlb_all = 0ULL; -unsigned long long calls_to_do_slow_page_fault = 0ULL; -unsigned long long calls_to_do_fast_page_fault = 0ULL; - -/* Count size of ranges for flush_tlb_range */ -static unsigned long long flush_tlb_range_1 = 0ULL; -static unsigned long long flush_tlb_range_2 = 0ULL; -static unsigned long long flush_tlb_range_3_4 = 0ULL; -static unsigned long long flush_tlb_range_5_7 = 0ULL; -static unsigned long long flush_tlb_range_8_11 = 0ULL; -static unsigned long long flush_tlb_range_12_15 = 0ULL; -static unsigned long long flush_tlb_range_16_up = 0ULL; - -static unsigned long long page_not_present = 0ULL; - -#endif extern void die(const char *,struct pt_regs *,long); @@ -87,29 +58,27 @@ static inline void print_task(struct task_struct *tsk) static pte_t *lookup_pte(struct mm_struct *mm, unsigned long address) { pgd_t *dir; + pud_t *pud; pmd_t *pmd; pte_t *pte; pte_t entry; dir = pgd_offset(mm, address); - if (pgd_none(*dir)) { + if (pgd_none(*dir)) return NULL; - } - pmd = pmd_offset(dir, address); - if (pmd_none(*pmd)) { + pud = pud_offset(dir, address); + if (pud_none(*pud)) + return NULL; + + pmd = pmd_offset(pud, address); + if (pmd_none(*pmd)) return NULL; - } pte = pte_offset_kernel(pmd, address); entry = *pte; - - if (pte_none(entry)) { + if (pte_none(entry) || !pte_present(entry)) return NULL; - } - if (!pte_present(entry)) { - return NULL; - } return pte; } @@ -129,10 +98,6 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long writeaccess, pte_t *pte; int fault; -#if defined(CONFIG_SH64_PROC_TLB) - ++calls_to_do_slow_page_fault; -#endif - /* SIM * Note this is now called with interrupts still disabled * This is to cope with being called for a missing IO port @@ -355,16 +320,9 @@ do_sigbus: goto no_context; } - -void flush_tlb_all(void); - void update_mmu_cache(struct vm_area_struct * vma, unsigned long address, pte_t pte) { -#if defined(CONFIG_SH64_PROC_TLB) - ++calls_to_update_mmu_cache; -#endif - /* * This appears to get called once for every pte entry that gets * established => I don't think it's efficient to try refilling the @@ -378,40 +336,29 @@ void update_mmu_cache(struct vm_area_struct * vma, */ } -static void __flush_tlb_page(struct vm_area_struct *vma, unsigned long page) +void local_flush_tlb_one(unsigned long asid, unsigned long page) { unsigned long long match, pteh=0, lpage; unsigned long tlb; - struct mm_struct *mm; - - mm = vma->vm_mm; - - if (mm->context == NO_CONTEXT) - return; /* * Sign-extend based on neff. */ lpage = (page & NEFF_SIGN) ? (page | NEFF_MASK) : page; - match = ((mm->context & MMU_CONTEXT_ASID_MASK) << PTEH_ASID_SHIFT) | PTEH_VALID; + match = (asid << PTEH_ASID_SHIFT) | PTEH_VALID; match |= lpage; - /* Do ITLB : don't bother for pages in non-exectutable VMAs */ - if (vma->vm_flags & VM_EXEC) { - for_each_itlb_entry(tlb) { - asm volatile ("getcfg %1, 0, %0" - : "=r" (pteh) - : "r" (tlb) ); - - if (pteh == match) { - __flush_tlb_slot(tlb); - break; - } + for_each_itlb_entry(tlb) { + asm volatile ("getcfg %1, 0, %0" + : "=r" (pteh) + : "r" (tlb) ); + if (pteh == match) { + __flush_tlb_slot(tlb); + break; } } - /* Do DTLB : any page could potentially be in here. */ for_each_dtlb_entry(tlb) { asm volatile ("getcfg %1, 0, %0" : "=r" (pteh) @@ -425,52 +372,29 @@ static void __flush_tlb_page(struct vm_area_struct *vma, unsigned long page) } } -void flush_tlb_page(struct vm_area_struct *vma, unsigned long page) +void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long page) { unsigned long flags; -#if defined(CONFIG_SH64_PROC_TLB) - ++calls_to_flush_tlb_page; -#endif - if (vma->vm_mm) { page &= PAGE_MASK; local_irq_save(flags); - __flush_tlb_page(vma, page); + local_flush_tlb_one(get_asid(), page); local_irq_restore(flags); } } -void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, - unsigned long end) +void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start, + unsigned long end) { unsigned long flags; unsigned long long match, pteh=0, pteh_epn, pteh_low; unsigned long tlb; + unsigned int cpu = smp_processor_id(); struct mm_struct *mm; mm = vma->vm_mm; - -#if defined(CONFIG_SH64_PROC_TLB) - ++calls_to_flush_tlb_range; - - { - unsigned long size = (end - 1) - start; - size >>= 12; /* divide by PAGE_SIZE */ - size++; /* end=start+4096 => 1 page */ - switch (size) { - case 1 : flush_tlb_range_1++; break; - case 2 : flush_tlb_range_2++; break; - case 3 ... 4 : flush_tlb_range_3_4++; break; - case 5 ... 7 : flush_tlb_range_5_7++; break; - case 8 ... 11 : flush_tlb_range_8_11++; break; - case 12 ... 15 : flush_tlb_range_12_15++; break; - default : flush_tlb_range_16_up++; break; - } - } -#endif - - if (mm->context == NO_CONTEXT) + if (cpu_context(cpu, mm) == NO_CONTEXT) return; local_irq_save(flags); @@ -478,7 +402,7 @@ void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, start &= PAGE_MASK; end &= PAGE_MASK; - match = ((mm->context & MMU_CONTEXT_ASID_MASK) << PTEH_ASID_SHIFT) | PTEH_VALID; + match = (cpu_asid(cpu, mm) << PTEH_ASID_SHIFT) | PTEH_VALID; /* Flush ITLB */ for_each_itlb_entry(tlb) { @@ -509,94 +433,43 @@ void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, local_irq_restore(flags); } -void flush_tlb_mm(struct mm_struct *mm) +void local_flush_tlb_mm(struct mm_struct *mm) { unsigned long flags; + unsigned int cpu = smp_processor_id(); -#if defined(CONFIG_SH64_PROC_TLB) - ++calls_to_flush_tlb_mm; -#endif - - if (mm->context == NO_CONTEXT) + if (cpu_context(cpu, mm) == NO_CONTEXT) return; local_irq_save(flags); - mm->context=NO_CONTEXT; - if(mm==current->mm) - activate_context(mm); + cpu_context(cpu, mm) = NO_CONTEXT; + if (mm == current->mm) + activate_context(mm, cpu); local_irq_restore(flags); - } -void flush_tlb_all(void) +void local_flush_tlb_all(void) { /* Invalidate all, including shared pages, excluding fixed TLBs */ - unsigned long flags, tlb; -#if defined(CONFIG_SH64_PROC_TLB) - ++calls_to_flush_tlb_all; -#endif - local_irq_save(flags); /* Flush each ITLB entry */ - for_each_itlb_entry(tlb) { + for_each_itlb_entry(tlb) __flush_tlb_slot(tlb); - } /* Flush each DTLB entry */ - for_each_dtlb_entry(tlb) { + for_each_dtlb_entry(tlb) __flush_tlb_slot(tlb); - } local_irq_restore(flags); } -void flush_tlb_kernel_range(unsigned long start, unsigned long end) +void local_flush_tlb_kernel_range(unsigned long start, unsigned long end) { /* FIXME: Optimize this later.. */ flush_tlb_all(); } - -#if defined(CONFIG_SH64_PROC_TLB) -/* Procfs interface to read the performance information */ - -static int -tlb_proc_info(char *buf, char **start, off_t fpos, int length, int *eof, void *data) -{ - int len=0; - len += sprintf(buf+len, "do_fast_page_fault called %12lld times\n", calls_to_do_fast_page_fault); - len += sprintf(buf+len, "do_slow_page_fault called %12lld times\n", calls_to_do_slow_page_fault); - len += sprintf(buf+len, "update_mmu_cache called %12lld times\n", calls_to_update_mmu_cache); - len += sprintf(buf+len, "flush_tlb_page called %12lld times\n", calls_to_flush_tlb_page); - len += sprintf(buf+len, "flush_tlb_range called %12lld times\n", calls_to_flush_tlb_range); - len += sprintf(buf+len, "flush_tlb_mm called %12lld times\n", calls_to_flush_tlb_mm); - len += sprintf(buf+len, "flush_tlb_all called %12lld times\n", calls_to_flush_tlb_all); - len += sprintf(buf+len, "flush_tlb_range_sizes\n" - " 1 : %12lld\n" - " 2 : %12lld\n" - " 3 - 4 : %12lld\n" - " 5 - 7 : %12lld\n" - " 8 - 11 : %12lld\n" - "12 - 15 : %12lld\n" - "16+ : %12lld\n", - flush_tlb_range_1, flush_tlb_range_2, flush_tlb_range_3_4, - flush_tlb_range_5_7, flush_tlb_range_8_11, flush_tlb_range_12_15, - flush_tlb_range_16_up); - len += sprintf(buf+len, "page not present %12lld times\n", page_not_present); - *eof = 1; - return len; -} - -static int __init register_proc_tlb(void) -{ - create_proc_read_entry("tlb", 0, NULL, tlb_proc_info, NULL); - return 0; -} - -__initcall(register_proc_tlb); - -#endif diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types index ff07169..2581067 100644 --- a/arch/sh/tools/mach-types +++ b/arch/sh/tools/mach-types @@ -29,7 +29,6 @@ HP6XX SH_HP6XX DREAMCAST SH_DREAMCAST MPC1211 SH_MPC1211 SNAPGEAR SH_SECUREEDGE5410 -HS7751RVOIP SH_HS7751RVOIP EDOSK7705 SH_EDOSK7705 SH4202_MICRODEV SH_SH4202_MICRODEV SH03 SH_SH03 @@ -45,3 +44,4 @@ X3PROTO SH_X3PROTO MAGICPANELR2 SH_MAGIC_PANEL_R2 R2D_PLUS RTS7751R2D_PLUS R2D_1 RTS7751R2D_1 +CAYMAN SH_CAYMAN diff --git a/arch/sh64/Kconfig b/arch/sh64/Kconfig deleted file mode 100644 index 6884d5a..0000000 --- a/arch/sh64/Kconfig +++ /dev/null @@ -1,295 +0,0 @@ -# -# For a description of the syntax of this configuration file, -# see Documentation/kbuild/kconfig-language.txt. -# - -mainmenu "Linux/SH64 Kernel Configuration" - -config SUPERH - bool - default y - -config SUPERH64 - bool - default y - -config MMU - bool - default y - -config QUICKLIST - def_bool y - -config RWSEM_GENERIC_SPINLOCK - bool - default y - -config GENERIC_FIND_NEXT_BIT - bool - default y - -config GENERIC_HWEIGHT - bool - default y - -config GENERIC_CALIBRATE_DELAY - bool - default y - -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_IRQ_PROBE - bool - default y - -config RWSEM_XCHGADD_ALGORITHM - bool - -config ARCH_HAS_ILOG2_U32 - bool - default n - -config ARCH_HAS_ILOG2_U64 - bool - default n - -config ARCH_NO_VIRT_TO_BUS - def_bool y - -source init/Kconfig - -menu "System type" - -choice - prompt "SuperH system type" - default SH_SIMULATOR - -config SH_SIMULATOR - bool "Simulator" - -config SH_CAYMAN - bool "Cayman" - -config SH_HARP - bool "ST50-Harp" - -endchoice - -choice - prompt "Processor family" - default CPU_SH5 - -config CPU_SH5 - bool "SH-5" - -endchoice - -choice - prompt "Processor type" - -config CPU_SUBTYPE_SH5_101 - bool "SH5-101" - depends on CPU_SH5 - -config CPU_SUBTYPE_SH5_103 - bool "SH5-103" - depends on CPU_SH5 - -endchoice - -choice - prompt "Endianness" - default LITTLE_ENDIAN - -config LITTLE_ENDIAN - bool "Little-Endian" - -config BIG_ENDIAN - bool "Big-Endian" - -endchoice - -config SH_FPU - bool "FPU support" - default y - -config SH64_FPU_DENORM_FLUSH - depends on SH_FPU - bool "Flush floating point denorms to zero" - -choice - prompt "Page table levels" - default SH64_PGTABLE_2_LEVEL - -config SH64_PGTABLE_2_LEVEL - bool "2" - -config SH64_PGTABLE_3_LEVEL - bool "3" - -endchoice - -choice - prompt "HugeTLB page size" - depends on HUGETLB_PAGE && MMU - default HUGETLB_PAGE_SIZE_64K - -config HUGETLB_PAGE_SIZE_64K - bool "64K" - -config HUGETLB_PAGE_SIZE_1MB - bool "1MB" - -config HUGETLB_PAGE_SIZE_512MB - bool "512MB" - -endchoice - -config SH64_USER_MISALIGNED_FIXUP - bool "Fixup misaligned loads/stores occurring in user mode" - -comment "Memory options" - -config CACHED_MEMORY_OFFSET - hex "Cached Area Offset" - default "20000000" - -config MEMORY_START - hex "Physical memory start address" - default "80000000" - -config MEMORY_SIZE_IN_MB - int "Memory size (in MB)" - default "8" if SH_SIMULATOR - default "64" - -comment "Cache options" - -choice - prompt "DCache mode" - default DCACHE_DISABLED if SH_SIMULATOR - default DCACHE_WRITE_BACK - -config DCACHE_WRITE_BACK - bool "Write-back" - depends on !SH_SIMULATOR - -config DCACHE_WRITE_THROUGH - bool "Write-through" - depends on !SH_SIMULATOR - -config DCACHE_DISABLED - bool "Disabled" - -endchoice - -config ICACHE_DISABLED - bool "ICache Disabling" - -config PCIDEVICE_MEMORY_START - hex - default "C0000000" - -config DEVICE_MEMORY_START - hex - default "E0000000" - -config FLASH_MEMORY_START - hex "Flash memory/on-chip devices start address" - default "00000000" - -config PCI_BLOCK_START - hex "PCI block start address" - default "40000000" - -comment "CPU Subtype specific options" - -config SH64_ID2815_WORKAROUND - bool "Include workaround for SH5-101 cut2 silicon defect ID2815" - -comment "Misc options" - -config HEARTBEAT - bool "Heartbeat LED" - depends on SH_CAYMAN - -config HDSP253_LED - bool "Support for HDSP-253 LED" - depends on SH_CAYMAN - -config SH_DMA - tristate "DMA controller (DMAC) support" - -config PREEMPT - bool "Preemptible Kernel (EXPERIMENTAL)" - depends on EXPERIMENTAL - -source "mm/Kconfig" - -endmenu - -menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)" - -config ISA - bool - -config SBUS - bool - -config PCI - bool "PCI support" - depends on SH_CAYMAN - help - Find out whether you have a PCI motherboard. PCI is the name of a - bus system, i.e. the way the CPU talks to the other stuff inside - your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or - VESA. If you have PCI, say Y, otherwise N. - - The PCI-HOWTO, available from - <http://www.tldp.org/docs.html#howto>, contains valuable - information about which PCI hardware does work under Linux and which - doesn't. - -config SH_PCIDMA_NONCOHERENT - bool "Cache and PCI noncoherent" - depends on PCI - default y - help - Enable this option if your platform does not have a CPU cache which - remains coherent with PCI DMA. It is safest to say 'Y', although you - will see better performance if you can say 'N', because the PCI DMA - code will not have to flush the CPU's caches. If you have a PCI host - bridge integrated with your SH CPU, refer carefully to the chip specs - to see if you can say 'N' here. Otherwise, leave it as 'Y'. - -source "drivers/pci/Kconfig" - -source "drivers/pcmcia/Kconfig" - -source "drivers/pci/hotplug/Kconfig" - -endmenu - -menu "Executable file formats" - -source "fs/Kconfig.binfmt" - -endmenu - -source "net/Kconfig" - -source "drivers/Kconfig" - -source "fs/Kconfig" - -source "kernel/Kconfig.instrumentation" - -source "arch/sh64/Kconfig.debug" - -source "security/Kconfig" - -source "crypto/Kconfig" - -source "lib/Kconfig" diff --git a/arch/sh64/Kconfig.debug b/arch/sh64/Kconfig.debug deleted file mode 100644 index 05c07c4..0000000 --- a/arch/sh64/Kconfig.debug +++ /dev/null @@ -1,33 +0,0 @@ -menu "Kernel hacking" - -source "lib/Kconfig.debug" - -config EARLY_PRINTK - bool "Early SCIF console support" - -config SH64_PROC_TLB - bool "Debug: report TLB fill/purge activity through /proc/tlb" - depends on PROC_FS - -config SH64_PROC_ASIDS - bool "Debug: report ASIDs through /proc/asids" - depends on PROC_FS - -config SH64_SR_WATCH - bool "Debug: set SR.WATCH to enable hardware watchpoints and trace" - -config POOR_MANS_STRACE - bool "Debug: enable rudimentary strace facility" - help - This option allows system calls to be traced to the console. It also - aids in detecting kernel stack underflow. It is useful for debugging - early-userland problems (e.g. init incurring fatal exceptions.) - -config SH_ALPHANUMERIC - bool "Enable debug outputs to on-board alphanumeric display" - depends on SH_CAYMAN - -config SH_NO_BSS_INIT - bool "Avoid zeroing BSS (to speed-up startup on suitable platforms)" - -endmenu diff --git a/arch/sh64/Makefile b/arch/sh64/Makefile deleted file mode 100644 index 8dac7e1..0000000 --- a/arch/sh64/Makefile +++ /dev/null @@ -1,111 +0,0 @@ -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2000, 2001 Paolo Alberelli -# Copyright (C) 2003, 2004 Paul Mundt -# -# This file is included by the global makefile so that you can add your own -# architecture-specific flags and dependencies. Remember to do have actions -# for "archclean" and "archdep" for cleaning up and making dependencies for -# this architecture -# - -cpu-y := -mb -cpu-$(CONFIG_LITTLE_ENDIAN) := -ml - -cpu-$(CONFIG_CPU_SH5) += -m5-32media-nofpu - -ifdef CONFIG_LITTLE_ENDIAN -LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64' -LDFLAGS += -EL -mshlelf32_linux -else -LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4' -LDFLAGS += -EB -mshelf32_linux -endif - -# No requirements for endianess support from AFLAGS, 'as' always run through gcc -KBUILD_CFLAGS += $(cpu-y) - -LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_CACHED_MEMORY_OFFSET) \ - --defsym phys_stext_shmedia=phys_stext+1 \ - -e phys_stext_shmedia - -OBJCOPYFLAGS := -O binary -R .note -R .comment -R .stab -R .stabstr -S - -# -# arch/sh64/defconfig never had any hope of being -# frequently updated, so use one that does -# -KBUILD_DEFCONFIG := cayman_defconfig - -KBUILD_IMAGE := arch/$(ARCH)/boot/zImage - -ifdef LOADADDR -LINKFLAGS += -Ttext $(word 1,$(LOADADDR)) -endif - -machine-$(CONFIG_SH_CAYMAN) := cayman -machine-$(CONFIG_SH_SIMULATOR) := sim -machine-$(CONFIG_SH_HARP) := harp - -head-y := arch/$(ARCH)/kernel/head.o arch/$(ARCH)/kernel/init_task.o - -core-y += arch/sh64/kernel/ arch/sh64/mm/ - -ifneq ($(machine-y),) -core-y += arch/sh64/mach-$(machine-y)/ -endif - -LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) -libs-y += arch/$(ARCH)/lib/ $(LIBGCC) - -drivers-$(CONFIG_OPROFILE) += arch/sh64/oprofile/ - -boot := arch/$(ARCH)/boot - -zImage: vmlinux - $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ - -compressed: zImage - -archclean: - $(Q)$(MAKE) $(clean)=$(boot) - -archprepare: arch/$(ARCH)/lib/syscalltab.h - -define filechk_gen-syscalltab - (set -e; \ - echo "/*"; \ - echo " * DO NOT MODIFY."; \ - echo " *"; \ - echo " * This file was generated by arch/$(ARCH)/Makefile"; \ - echo " * Any changes will be reverted at build time."; \ - echo " */"; \ - echo ""; \ - echo "#ifndef __SYSCALLTAB_H"; \ - echo "#define __SYSCALLTAB_H"; \ - echo ""; \ - echo "#include <linux/kernel.h>"; \ - echo ""; \ - echo "struct syscall_info {"; \ - echo " const char *name;"; \ - echo "} syscall_info_table[] = {"; \ - sed -e '/^.*\.long /!d;s// { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \ - s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \ - echo "};"; \ - echo ""; \ - echo "#define NUM_SYSCALL_INFO_ENTRIES ARRAY_SIZE(syscall_info_table)"; \ - echo ""; \ - echo "#endif /* __SYSCALLTAB_H */" ) -endef - -arch/$(ARCH)/lib/syscalltab.h: arch/sh64/kernel/syscalls.S - $(call filechk,gen-syscalltab) - -CLEAN_FILES += arch/$(ARCH)/lib/syscalltab.h - -define archhelp - @echo '* zImage - Compressed kernel image' -endef diff --git a/arch/sh64/boot/Makefile b/arch/sh64/boot/Makefile deleted file mode 100644 index fb71087..0000000 --- a/arch/sh64/boot/Makefile +++ /dev/null @@ -1,20 +0,0 @@ -# -# arch/sh64/boot/Makefile -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2002 Stuart Menefy -# - -targets := zImage -subdir- := compressed - -$(obj)/zImage: $(obj)/compressed/vmlinux FORCE - $(call if_changed,objcopy) - @echo 'Kernel: $@ is ready' - -$(obj)/compressed/vmlinux: FORCE - $(Q)$(MAKE) $(build)=$(obj)/compressed $@ - diff --git a/arch/sh64/boot/compressed/cache.c b/arch/sh64/boot/compressed/cache.c deleted file mode 100644 index 7087073..0000000 --- a/arch/sh64/boot/compressed/cache.c +++ /dev/null @@ -1,39 +0,0 @@ -/* - * arch/shmedia/boot/compressed/cache.c -- simple cache management functions - * - * Code extracted from sh-ipl+g, sh-stub.c, which has the copyright: - * - * This is originally based on an m68k software stub written by Glenn - * Engel at HP, but has changed quite a bit. - * - * Modifications for the SH by Ben Lee and Steve Chamberlain - * -**************************************************************************** - - THIS SOFTWARE IS NOT COPYRIGHTED - - HP offers the following for use in the public domain. HP makes no - warranty with regard to the software or it's performance and the - user accepts the software "AS IS" with all faults. - - HP DISCLAIMS ANY WARRANTIES, EXPRESS OR IMPLIED, WITH REGARD - TO THIS SOFTWARE INCLUDING BUT NOT LIMITED TO THE WARRANTIES - OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. - -****************************************************************************/ - -#define CACHE_ENABLE 0 -#define CACHE_DISABLE 1 - -int cache_control(unsigned int command) -{ - volatile unsigned int *p = (volatile unsigned int *) 0x80000000; - int i; - - for (i = 0; i < (32 * 1024); i += 32) { - (void *) *p; - p += (32 / sizeof (int)); - } - - return 0; -} diff --git a/arch/sh64/boot/compressed/install.sh b/arch/sh64/boot/compressed/install.sh deleted file mode 100644 index 90589f0..0000000 --- a/arch/sh64/boot/compressed/install.sh +++ /dev/null @@ -1,56 +0,0 @@ -#!/bin/sh -# -# arch/sh/boot/install.sh -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 1995 by Linus Torvalds -# -# Adapted from code in arch/i386/boot/Makefile by H. Peter Anvin -# Adapted from code in arch/i386/boot/install.sh by Russell King -# Adapted from code in arch/arm/boot/install.sh by Stuart Menefy -# -# "make install" script for sh architecture -# -# Arguments: -# $1 - kernel version -# $2 - kernel image file -# $3 - kernel map file -# $4 - default install path (blank if root directory) -# - -# User may have a custom install script - -if [ -x /sbin/installkernel ]; then - exec /sbin/installkernel "$@" -fi - -if [ "$2" = "zImage" ]; then -# Compressed install - echo "Installing compressed kernel" - if [ -f $4/vmlinuz-$1 ]; then - mv $4/vmlinuz-$1 $4/vmlinuz.old - fi - - if [ -f $4/System.map-$1 ]; then - mv $4/System.map-$1 $4/System.old - fi - - cat $2 > $4/vmlinuz-$1 - cp $3 $4/System.map-$1 -else -# Normal install - echo "Installing normal kernel" - if [ -f $4/vmlinux-$1 ]; then - mv $4/vmlinux-$1 $4/vmlinux.old - fi - - if [ -f $4/System.map ]; then - mv $4/System.map $4/System.old - fi - - cat $2 > $4/vmlinux-$1 - cp $3 $4/System.map -fi diff --git a/arch/sh64/configs/harp_defconfig b/arch/sh64/configs/harp_defconfig deleted file mode 100644 index ba302cd..0000000 --- a/arch/sh64/configs/harp_defconfig +++ /dev/null @@ -1,745 +0,0 @@ -# -# Automatically generated make config: don't edit -# Linux kernel version: 2.6.24-rc1 -# Fri Nov 2 14:35:57 2007 -# -CONFIG_SUPERH=y -CONFIG_SUPERH64=y -CONFIG_MMU=y -CONFIG_QUICKLIST=y -CONFIG_RWSEM_GENERIC_SPINLOCK=y -CONFIG_GENERIC_FIND_NEXT_BIT=y -CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_IRQ_PROBE=y -# CONFIG_ARCH_HAS_ILOG2_U32 is not set -# CONFIG_ARCH_HAS_ILOG2_U64 is not set -CONFIG_ARCH_NO_VIRT_TO_BUS=y -CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" - -# -# General setup -# -CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y -CONFIG_LOCK_KERNEL=y -CONFIG_INIT_ENV_ARG_LIMIT=32 -CONFIG_LOCALVERSION="" -CONFIG_LOCALVERSION_AUTO=y -CONFIG_SWAP=y -# CONFIG_SYSVIPC is not set -CONFIG_POSIX_MQUEUE=y -# CONFIG_BSD_PROCESS_ACCT is not set -# CONFIG_TASKSTATS is not set -# CONFIG_USER_NS is not set -# CONFIG_AUDIT is not set -# CONFIG_IKCONFIG is not set -CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_CGROUPS is not set -CONFIG_FAIR_GROUP_SCHED=y -CONFIG_FAIR_USER_SCHED=y -# CONFIG_FAIR_CGROUP_SCHED is not set -CONFIG_SYSFS_DEPRECATED=y -# CONFIG_RELAY is not set -# CONFIG_BLK_DEV_INITRD is not set -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_SYSCTL=y -# CONFIG_EMBEDDED is not set -CONFIG_UID16=y -CONFIG_SYSCTL_SYSCALL=y -CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set -# CONFIG_KALLSYMS_EXTRA_PASS is not set -CONFIG_HOTPLUG=y -CONFIG_PRINTK=y -CONFIG_BUG=y -CONFIG_ELF_CORE=y -CONFIG_BASE_FULL=y -CONFIG_FUTEX=y -CONFIG_ANON_INODES=y -CONFIG_EPOLL=y -CONFIG_SIGNALFD=y -CONFIG_EVENTFD=y -CONFIG_SHMEM=y -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_SLAB=y -# CONFIG_SLUB is not set -# CONFIG_SLOB is not set -CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set -CONFIG_BASE_SMALL=0 -# CONFIG_MODULES is not set -CONFIG_BLOCK=y -# CONFIG_LBD is not set -# CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set -# CONFIG_BLK_DEV_BSG is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_AS=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=y -# CONFIG_DEFAULT_AS is not set -# CONFIG_DEFAULT_DEADLINE is not set -CONFIG_DEFAULT_CFQ=y -# CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="cfq" - -# -# System type -# -# CONFIG_SH_SIMULATOR is not set -# CONFIG_SH_CAYMAN is not set -CONFIG_SH_HARP=y -CONFIG_CPU_SH5=y -CONFIG_CPU_SUBTYPE_SH5_101=y -# CONFIG_CPU_SUBTYPE_SH5_103 is not set -CONFIG_LITTLE_ENDIAN=y -# CONFIG_BIG_ENDIAN is not set -CONFIG_SH_FPU=y -# CONFIG_SH64_FPU_DENORM_FLUSH is not set -CONFIG_SH64_PGTABLE_2_LEVEL=y -# CONFIG_SH64_PGTABLE_3_LEVEL is not set -CONFIG_HUGETLB_PAGE_SIZE_64K=y -# CONFIG_HUGETLB_PAGE_SIZE_1MB is not set -# CONFIG_HUGETLB_PAGE_SIZE_512MB is not set -CONFIG_SH64_USER_MISALIGNED_FIXUP=y - -# -# Memory options -# -CONFIG_CACHED_MEMORY_OFFSET=0x20000000 -CONFIG_MEMORY_START=0x80000000 -CONFIG_MEMORY_SIZE_IN_MB=128 - -# -# Cache options -# -CONFIG_DCACHE_WRITE_BACK=y -# CONFIG_DCACHE_WRITE_THROUGH is not set -# CONFIG_DCACHE_DISABLED is not set -# CONFIG_ICACHE_DISABLED is not set -CONFIG_PCIDEVICE_MEMORY_START=C0000000 -CONFIG_DEVICE_MEMORY_START=E0000000 -CONFIG_FLASH_MEMORY_START=0x00000000 -CONFIG_PCI_BLOCK_START=0x40000000 - -# -# CPU Subtype specific options -# -CONFIG_SH64_ID2815_WORKAROUND=y - -# -# Misc options -# -# CONFIG_SH_DMA is not set -CONFIG_PREEMPT=y -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -# CONFIG_DISCONTIGMEM_MANUAL is not set -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set -CONFIG_ZONE_DMA_FLAG=0 -CONFIG_NR_QUICK=1 - -# -# Bus options (PCI, PCMCIA, EISA, MCA, ISA) -# -# CONFIG_ARCH_SUPPORTS_MSI is not set -# CONFIG_PCCARD is not set - -# -# Executable file formats -# -CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_MISC is not set - -# -# Networking -# -CONFIG_NET=y - -# -# Networking options -# -CONFIG_PACKET=y -# CONFIG_PACKET_MMAP is not set -CONFIG_UNIX=y -CONFIG_XFRM=y -# CONFIG_XFRM_USER is not set -# CONFIG_XFRM_SUB_POLICY is not set -# CONFIG_XFRM_MIGRATE is not set -# CONFIG_NET_KEY is not set -CONFIG_INET=y -# CONFIG_IP_MULTICAST is not set -# CONFIG_IP_ADVANCED_ROUTER is not set -CONFIG_IP_FIB_HASH=y -CONFIG_IP_PNP=y -# CONFIG_IP_PNP_DHCP is not set -# CONFIG_IP_PNP_BOOTP is not set -# CONFIG_IP_PNP_RARP is not set -# CONFIG_NET_IPIP is not set -# CONFIG_NET_IPGRE is not set -# CONFIG_ARPD is not set -# CONFIG_SYN_COOKIES is not set -# CONFIG_INET_AH is not set -# CONFIG_INET_ESP is not set -# CONFIG_INET_IPCOMP is not set -# CONFIG_INET_XFRM_TUNNEL is not set -# CONFIG_INET_TUNNEL is not set -CONFIG_INET_XFRM_MODE_TRANSPORT=y -CONFIG_INET_XFRM_MODE_TUNNEL=y -CONFIG_INET_XFRM_MODE_BEET=y -# CONFIG_INET_LRO is not set -CONFIG_INET_DIAG=y -CONFIG_INET_TCP_DIAG=y -# CONFIG_TCP_CONG_ADVANCED is not set -CONFIG_TCP_CONG_CUBIC=y -CONFIG_DEFAULT_TCP_CONG="cubic" -# CONFIG_TCP_MD5SIG is not set -# CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set -# CONFIG_NETWORK_SECMARK is not set -# CONFIG_NETFILTER is not set -# CONFIG_IP_DCCP is not set -# CONFIG_IP_SCTP is not set -# CONFIG_TIPC is not set -# CONFIG_ATM is not set -# CONFIG_BRIDGE is not set -# CONFIG_VLAN_8021Q is not set -# CONFIG_DECNET is not set -# CONFIG_LLC2 is not set -# CONFIG_IPX is not set -# CONFIG_ATALK is not set -# CONFIG_X25 is not set -# CONFIG_LAPB is not set -# CONFIG_ECONET is not set -# CONFIG_WAN_ROUTER is not set -# CONFIG_NET_SCHED is not set - -# -# Network testing -# -# CONFIG_NET_PKTGEN is not set -# CONFIG_HAMRADIO is not set -# CONFIG_IRDA is not set -# CONFIG_BT is not set -# CONFIG_AF_RXRPC is not set - -# -# Wireless -# -# CONFIG_CFG80211 is not set -# CONFIG_WIRELESS_EXT is not set -# CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set -# CONFIG_RFKILL is not set -# CONFIG_NET_9P is not set - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -# CONFIG_FW_LOADER is not set -# CONFIG_DEBUG_DRIVER is not set -# CONFIG_DEBUG_DEVRES is not set -# CONFIG_SYS_HYPERVISOR is not set -# CONFIG_CONNECTOR is not set -# CONFIG_MTD is not set -# CONFIG_PARPORT is not set -CONFIG_BLK_DEV=y -# CONFIG_BLK_DEV_COW_COMMON is not set -CONFIG_BLK_DEV_LOOP=y -# CONFIG_BLK_DEV_CRYPTOLOOP is not set -# CONFIG_BLK_DEV_NBD is not set -CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_RAM_COUNT=16 -CONFIG_BLK_DEV_RAM_SIZE=4096 -CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 -# CONFIG_CDROM_PKTCDVD is not set -# CONFIG_ATA_OVER_ETH is not set -CONFIG_MISC_DEVICES=y -# CONFIG_EEPROM_93CX6 is not set -# CONFIG_IDE is not set - -# -# SCSI device support -# -# CONFIG_RAID_ATTRS is not set -CONFIG_SCSI=y -CONFIG_SCSI_DMA=y -# CONFIG_SCSI_TGT is not set -# CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y - -# -# SCSI support type (disk, tape, CD-ROM) -# -CONFIG_BLK_DEV_SD=y -# CONFIG_CHR_DEV_ST is not set -# CONFIG_CHR_DEV_OSST is not set -# CONFIG_BLK_DEV_SR is not set -# CONFIG_CHR_DEV_SG is not set -# CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# -CONFIG_SCSI_MULTI_LUN=y -# CONFIG_SCSI_CONSTANTS is not set -# CONFIG_SCSI_LOGGING is not set -# CONFIG_SCSI_SCAN_ASYNC is not set - -# -# SCSI Transports -# -CONFIG_SCSI_SPI_ATTRS=y -# CONFIG_SCSI_FC_ATTRS is not set -# CONFIG_SCSI_ISCSI_ATTRS is not set -# CONFIG_SCSI_SAS_LIBSAS is not set -# CONFIG_SCSI_SRP_ATTRS is not set -CONFIG_SCSI_LOWLEVEL=y -# CONFIG_ISCSI_TCP is not set -# CONFIG_SCSI_DEBUG is not set -# CONFIG_ATA is not set -# CONFIG_MD is not set -CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set -# CONFIG_DUMMY is not set -# CONFIG_BONDING is not set -# CONFIG_MACVLAN is not set -# CONFIG_EQUALIZER is not set -# CONFIG_TUN is not set -# CONFIG_VETH is not set -# CONFIG_PHYLIB is not set -CONFIG_NET_ETHERNET=y -# CONFIG_MII is not set -# CONFIG_STNIC is not set -# CONFIG_SMC91X is not set -# CONFIG_SMC911X is not set -# CONFIG_IBM_NEW_EMAC_ZMII is not set -# CONFIG_IBM_NEW_EMAC_RGMII is not set -# CONFIG_IBM_NEW_EMAC_TAH is not set -# CONFIG_IBM_NEW_EMAC_EMAC4 is not set -# CONFIG_B44 is not set -CONFIG_NETDEV_1000=y -CONFIG_NETDEV_10000=y - -# -# Wireless LAN -# -# CONFIG_WLAN_PRE80211 is not set -# CONFIG_WLAN_80211 is not set -# CONFIG_WAN is not set -# CONFIG_PPP is not set -# CONFIG_SLIP is not set -# CONFIG_SHAPER is not set -# CONFIG_NETCONSOLE is not set -# CONFIG_NETPOLL is not set -# CONFIG_NET_POLL_CONTROLLER is not set -# CONFIG_ISDN is not set -# CONFIG_PHONE is not set - -# -# Input device support -# -CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set -# CONFIG_INPUT_POLLDEV is not set - -# -# Userland interfaces -# -CONFIG_INPUT_MOUSEDEV=y -# CONFIG_INPUT_MOUSEDEV_PSAUX is not set -CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 -CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 -# CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_EVDEV is not set -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TABLET is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -# CONFIG_INPUT_MISC is not set - -# -# Hardware I/O ports -# -# CONFIG_SERIO is not set -# CONFIG_GAMEPORT is not set - -# -# Character devices -# -CONFIG_VT=y -CONFIG_VT_CONSOLE=y -CONFIG_HW_CONSOLE=y -# CONFIG_VT_HW_CONSOLE_BINDING is not set -# CONFIG_SERIAL_NONSTANDARD is not set - -# -# Serial drivers -# -# CONFIG_SERIAL_8250 is not set - -# -# Non-8250 serial port support -# -CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_NR_UARTS=2 -CONFIG_SERIAL_SH_SCI_CONSOLE=y -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y -CONFIG_UNIX98_PTYS=y -CONFIG_LEGACY_PTYS=y -CONFIG_LEGACY_PTY_COUNT=256 -# CONFIG_IPMI_HANDLER is not set -CONFIG_HW_RANDOM=y -# CONFIG_R3964 is not set -# CONFIG_RAW_DRIVER is not set -# CONFIG_TCG_TPM is not set -# CONFIG_I2C is not set - -# -# SPI support -# -# CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set -# CONFIG_W1 is not set -# CONFIG_POWER_SUPPLY is not set -CONFIG_HWMON=y -# CONFIG_HWMON_VID is not set -# CONFIG_SENSORS_F71805F is not set -# CONFIG_SENSORS_F71882FG is not set -# CONFIG_SENSORS_IT87 is not set -# CONFIG_SENSORS_PC87360 is not set -# CONFIG_SENSORS_PC87427 is not set -# CONFIG_SENSORS_SMSC47M1 is not set -# CONFIG_SENSORS_SMSC47B397 is not set -# CONFIG_SENSORS_VT1211 is not set -# CONFIG_SENSORS_W83627HF is not set -# CONFIG_SENSORS_W83627EHF is not set -# CONFIG_HWMON_DEBUG_CHIP is not set -CONFIG_WATCHDOG=y -# CONFIG_WATCHDOG_NOWAYOUT is not set - -# -# Watchdog Device Drivers -# -# CONFIG_SOFT_WATCHDOG is not set - -# -# Sonics Silicon Backplane -# -CONFIG_SSB_POSSIBLE=y -# CONFIG_SSB is not set - -# -# Multifunction device drivers -# -# CONFIG_MFD_SM501 is not set - -# -# Multimedia devices -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -CONFIG_DAB=y - -# -# Graphics support -# -# CONFIG_VGASTATE is not set -CONFIG_VIDEO_OUTPUT_CONTROL=y -CONFIG_FB=y -CONFIG_FIRMWARE_EDID=y -# CONFIG_FB_DDC is not set -# CONFIG_FB_CFB_FILLRECT is not set -# CONFIG_FB_CFB_COPYAREA is not set -# CONFIG_FB_CFB_IMAGEBLIT is not set -# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set -# CONFIG_FB_SYS_FILLRECT is not set -# CONFIG_FB_SYS_COPYAREA is not set -# CONFIG_FB_SYS_IMAGEBLIT is not set -# CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y -# CONFIG_FB_SVGALIB is not set -# CONFIG_FB_MACMODES is not set -# CONFIG_FB_BACKLIGHT is not set -CONFIG_FB_MODE_HELPERS=y -# CONFIG_FB_TILEBLITTING is not set - -# -# Frame buffer hardware drivers -# -# CONFIG_FB_S1D13XXX is not set -# CONFIG_FB_VIRTUAL is not set -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set - -# -# Display device support -# -# CONFIG_DISPLAY_SUPPORT is not set - -# -# Console display driver support -# -CONFIG_DUMMY_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE=y -# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set -# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set -CONFIG_FONTS=y -# CONFIG_FONT_8x8 is not set -CONFIG_FONT_8x16=y -# CONFIG_FONT_6x11 is not set -# CONFIG_FONT_7x14 is not set -# CONFIG_FONT_PEARL_8x8 is not set -# CONFIG_FONT_ACORN_8x8 is not set -# CONFIG_FONT_MINI_4x6 is not set -# CONFIG_FONT_SUN8x16 is not set -# CONFIG_FONT_SUN12x22 is not set -# CONFIG_FONT_10x18 is not set -CONFIG_LOGO=y -# CONFIG_LOGO_LINUX_MONO is not set -# CONFIG_LOGO_LINUX_VGA16 is not set -# CONFIG_LOGO_LINUX_CLUT224 is not set -# CONFIG_LOGO_SUPERH_MONO is not set -# CONFIG_LOGO_SUPERH_VGA16 is not set -CONFIG_LOGO_SUPERH_CLUT224=y - -# -# Sound -# -# CONFIG_SOUND is not set -CONFIG_HID_SUPPORT=y -CONFIG_HID=y -# CONFIG_HID_DEBUG is not set -# CONFIG_HIDRAW is not set -CONFIG_USB_SUPPORT=y -CONFIG_USB_ARCH_HAS_HCD=y -# CONFIG_USB_ARCH_HAS_OHCI is not set -# CONFIG_USB_ARCH_HAS_EHCI is not set -# CONFIG_USB is not set - -# -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' -# - -# -# USB Gadget Support -# -# CONFIG_USB_GADGET is not set -# CONFIG_MMC is not set -# CONFIG_NEW_LEDS is not set -# CONFIG_RTC_CLASS is not set - -# -# Userspace I/O -# -# CONFIG_UIO is not set - -# -# File systems -# -CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set -# CONFIG_EXT2_FS_XIP is not set -CONFIG_EXT3_FS=y -CONFIG_EXT3_FS_XATTR=y -# CONFIG_EXT3_FS_POSIX_ACL is not set -# CONFIG_EXT3_FS_SECURITY is not set -# CONFIG_EXT4DEV_FS is not set -CONFIG_JBD=y -# CONFIG_JBD_DEBUG is not set -CONFIG_FS_MBCACHE=y -# CONFIG_REISERFS_FS is not set -# CONFIG_JFS_FS is not set -# CONFIG_FS_POSIX_ACL is not set -# CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set -# CONFIG_OCFS2_FS is not set -CONFIG_MINIX_FS=y -CONFIG_ROMFS_FS=y -CONFIG_INOTIFY=y -CONFIG_INOTIFY_USER=y -# CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y -# CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set -# CONFIG_FUSE_FS is not set - -# -# CD-ROM/DVD Filesystems -# -# CONFIG_ISO9660_FS is not set -# CONFIG_UDF_FS is not set - -# -# DOS/FAT/NT Filesystems -# -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y -CONFIG_PROC_SYSCTL=y -CONFIG_SYSFS=y -CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set -CONFIG_HUGETLBFS=y -CONFIG_HUGETLB_PAGE=y -# CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set -CONFIG_NETWORK_FILESYSTEMS=y -CONFIG_NFS_FS=y -CONFIG_NFS_V3=y -# CONFIG_NFS_V3_ACL is not set -# CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set -# CONFIG_NFSD is not set -CONFIG_ROOT_NFS=y -CONFIG_LOCKD=y -CONFIG_LOCKD_V4=y -CONFIG_NFS_COMMON=y -CONFIG_SUNRPC=y -# CONFIG_SUNRPC_BIND34 is not set -# CONFIG_RPCSEC_GSS_KRB5 is not set -# CONFIG_RPCSEC_GSS_SPKM3 is not set -# CONFIG_SMB_FS is not set -# CONFIG_CIFS is not set -# CONFIG_NCP_FS is not set -# CONFIG_CODA_FS is not set -# CONFIG_AFS_FS is not set - -# -# Partition Types -# -CONFIG_PARTITION_ADVANCED=y -# CONFIG_ACORN_PARTITION is not set -# CONFIG_OSF_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set -# CONFIG_ATARI_PARTITION is not set -# CONFIG_MAC_PARTITION is not set -CONFIG_MSDOS_PARTITION=y -# CONFIG_BSD_DISKLABEL is not set -# CONFIG_MINIX_SUBPARTITION is not set -# CONFIG_SOLARIS_X86_PARTITION is not set -# CONFIG_UNIXWARE_DISKLABEL is not set -# CONFIG_LDM_PARTITION is not set -# CONFIG_SGI_PARTITION is not set -# CONFIG_ULTRIX_PARTITION is not set -# CONFIG_SUN_PARTITION is not set -# CONFIG_KARMA_PARTITION is not set -# CONFIG_EFI_PARTITION is not set -# CONFIG_SYSV68_PARTITION is not set -# CONFIG_NLS is not set -# CONFIG_DLM is not set -CONFIG_INSTRUMENTATION=y -# CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set - -# -# Kernel hacking -# -# CONFIG_PRINTK_TIME is not set -CONFIG_ENABLE_WARN_DEPRECATED=y -CONFIG_ENABLE_MUST_CHECK=y -CONFIG_MAGIC_SYSRQ=y -# CONFIG_UNUSED_SYMBOLS is not set -CONFIG_DEBUG_FS=y -# CONFIG_HEADERS_CHECK is not set -CONFIG_DEBUG_KERNEL=y -# CONFIG_DEBUG_SHIRQ is not set -CONFIG_DETECT_SOFTLOCKUP=y -CONFIG_SCHED_DEBUG=y -CONFIG_SCHEDSTATS=y -# CONFIG_TIMER_STATS is not set -# CONFIG_DEBUG_SLAB is not set -# CONFIG_DEBUG_RT_MUTEXES is not set -# CONFIG_RT_MUTEX_TESTER is not set -# CONFIG_DEBUG_SPINLOCK is not set -# CONFIG_DEBUG_MUTEXES is not set -# CONFIG_DEBUG_SPINLOCK_SLEEP is not set -# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set -# CONFIG_DEBUG_KOBJECT is not set -CONFIG_DEBUG_BUGVERBOSE=y -# CONFIG_DEBUG_INFO is not set -# CONFIG_DEBUG_VM is not set -# CONFIG_DEBUG_LIST is not set -# CONFIG_DEBUG_SG is not set -CONFIG_FRAME_POINTER=y -CONFIG_FORCED_INLINING=y -# CONFIG_BOOT_PRINTK_DELAY is not set -# CONFIG_FAULT_INJECTION is not set -# CONFIG_SAMPLES is not set -# CONFIG_EARLY_PRINTK is not set -CONFIG_SH64_PROC_TLB=y -CONFIG_SH64_PROC_ASIDS=y -CONFIG_SH64_SR_WATCH=y -# CONFIG_POOR_MANS_STRACE is not set -# CONFIG_SH_NO_BSS_INIT is not set - -# -# Security options -# -# CONFIG_KEYS is not set -# CONFIG_SECURITY is not set -# CONFIG_SECURITY_FILE_CAPABILITIES is not set -# CONFIG_CRYPTO is not set - -# -# Library routines -# -CONFIG_BITREVERSE=y -# CONFIG_CRC_CCITT is not set -# CONFIG_CRC16 is not set -# CONFIG_CRC_ITU_T is not set -CONFIG_CRC32=y -# CONFIG_CRC7 is not set -# CONFIG_LIBCRC32C is not set -CONFIG_PLIST=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAS_DMA=y diff --git a/arch/sh64/configs/sim_defconfig b/arch/sh64/configs/sim_defconfig deleted file mode 100644 index 18476cc..0000000 --- a/arch/sh64/configs/sim_defconfig +++ /dev/null @@ -1,558 +0,0 @@ -# -# Automatically generated make config: don't edit -# Linux kernel version: 2.6.24-rc1 -# Fri Nov 2 14:36:08 2007 -# -CONFIG_SUPERH=y -CONFIG_SUPERH64=y -CONFIG_MMU=y -CONFIG_QUICKLIST=y -CONFIG_RWSEM_GENERIC_SPINLOCK=y -CONFIG_GENERIC_FIND_NEXT_BIT=y -CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_GENERIC_HARDIRQS=y -CONFIG_GENERIC_IRQ_PROBE=y -# CONFIG_ARCH_HAS_ILOG2_U32 is not set -# CONFIG_ARCH_HAS_ILOG2_U64 is not set -CONFIG_ARCH_NO_VIRT_TO_BUS=y -CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" - -# -# General setup -# -CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y -CONFIG_LOCK_KERNEL=y -CONFIG_INIT_ENV_ARG_LIMIT=32 -CONFIG_LOCALVERSION="" -CONFIG_LOCALVERSION_AUTO=y -CONFIG_SWAP=y -# CONFIG_SYSVIPC is not set -# CONFIG_BSD_PROCESS_ACCT is not set -# CONFIG_USER_NS is not set -# CONFIG_IKCONFIG is not set -CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_CGROUPS is not set -CONFIG_FAIR_GROUP_SCHED=y -CONFIG_FAIR_USER_SCHED=y -# CONFIG_FAIR_CGROUP_SCHED is not set -CONFIG_SYSFS_DEPRECATED=y -# CONFIG_RELAY is not set -# CONFIG_BLK_DEV_INITRD is not set -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_SYSCTL=y -# CONFIG_EMBEDDED is not set -CONFIG_UID16=y -CONFIG_SYSCTL_SYSCALL=y -CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set -# CONFIG_KALLSYMS_EXTRA_PASS is not set -CONFIG_HOTPLUG=y -CONFIG_PRINTK=y -CONFIG_BUG=y -CONFIG_ELF_CORE=y -CONFIG_BASE_FULL=y -CONFIG_FUTEX=y -CONFIG_ANON_INODES=y -CONFIG_EPOLL=y -CONFIG_SIGNALFD=y -CONFIG_EVENTFD=y -CONFIG_SHMEM=y -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_SLAB=y -# CONFIG_SLUB is not set -# CONFIG_SLOB is not set -CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set -CONFIG_BASE_SMALL=0 -# CONFIG_MODULES is not set -CONFIG_BLOCK=y -# CONFIG_LBD is not set -# CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set -# CONFIG_BLK_DEV_BSG is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_AS=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=y -# CONFIG_DEFAULT_AS is not set -# CONFIG_DEFAULT_DEADLINE is not set -CONFIG_DEFAULT_CFQ=y -# CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="cfq" - -# -# System type -# -CONFIG_SH_SIMULATOR=y -# CONFIG_SH_CAYMAN is not set -# CONFIG_SH_HARP is not set -CONFIG_CPU_SH5=y -CONFIG_CPU_SUBTYPE_SH5_101=y -# CONFIG_CPU_SUBTYPE_SH5_103 is not set -CONFIG_LITTLE_ENDIAN=y -# CONFIG_BIG_ENDIAN is not set -CONFIG_SH_FPU=y -# CONFIG_SH64_FPU_DENORM_FLUSH is not set -CONFIG_SH64_PGTABLE_2_LEVEL=y -# CONFIG_SH64_PGTABLE_3_LEVEL is not set -CONFIG_HUGETLB_PAGE_SIZE_64K=y -# CONFIG_HUGETLB_PAGE_SIZE_1MB is not set -# CONFIG_HUGETLB_PAGE_SIZE_512MB is not set -CONFIG_SH64_USER_MISALIGNED_FIXUP=y - -# -# Memory options -# -CONFIG_CACHED_MEMORY_OFFSET=0x20000000 -CONFIG_MEMORY_START=0x80000000 -CONFIG_MEMORY_SIZE_IN_MB=128 - -# -# Cache options -# -# CONFIG_DCACHE_WRITE_BACK is not set -# CONFIG_DCACHE_WRITE_THROUGH is not set -CONFIG_DCACHE_DISABLED=y -# CONFIG_ICACHE_DISABLED is not set -CONFIG_PCIDEVICE_MEMORY_START=C0000000 -CONFIG_DEVICE_MEMORY_START=E0000000 -CONFIG_FLASH_MEMORY_START=0x00000000 -CONFIG_PCI_BLOCK_START=0x40000000 - -# -# CPU Subtype specific options -# -CONFIG_SH64_ID2815_WORKAROUND=y - -# -# Misc options -# -# CONFIG_SH_DMA is not set -CONFIG_PREEMPT=y -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -# CONFIG_DISCONTIGMEM_MANUAL is not set -# CONFIG_SPARSEMEM_MANUAL is not set -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set -CONFIG_ZONE_DMA_FLAG=0 -CONFIG_NR_QUICK=1 - -# -# Bus options (PCI, PCMCIA, EISA, MCA, ISA) -# -# CONFIG_ARCH_SUPPORTS_MSI is not set -# CONFIG_PCCARD is not set - -# -# Executable file formats -# -CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_MISC is not set - -# -# Networking -# -# CONFIG_NET is not set - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -# CONFIG_FW_LOADER is not set -# CONFIG_DEBUG_DRIVER is not set -# CONFIG_DEBUG_DEVRES is not set -# CONFIG_SYS_HYPERVISOR is not set -# CONFIG_MTD is not set -# CONFIG_PARPORT is not set -# CONFIG_BLK_DEV is not set -# CONFIG_MISC_DEVICES is not set -# CONFIG_IDE is not set - -# -# SCSI device support -# -# CONFIG_RAID_ATTRS is not set -CONFIG_SCSI=y -CONFIG_SCSI_DMA=y -# CONFIG_SCSI_TGT is not set -# CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y - -# -# SCSI support type (disk, tape, CD-ROM) -# -CONFIG_BLK_DEV_SD=y -# CONFIG_CHR_DEV_ST is not set -# CONFIG_CHR_DEV_OSST is not set -# CONFIG_BLK_DEV_SR is not set -# CONFIG_CHR_DEV_SG is not set -# CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# -CONFIG_SCSI_MULTI_LUN=y -# CONFIG_SCSI_CONSTANTS is not set -# CONFIG_SCSI_LOGGING is not set -# CONFIG_SCSI_SCAN_ASYNC is not set - -# -# SCSI Transports -# -CONFIG_SCSI_SPI_ATTRS=y -# CONFIG_SCSI_FC_ATTRS is not set -# CONFIG_SCSI_SAS_LIBSAS is not set -# CONFIG_SCSI_SRP_ATTRS is not set -CONFIG_SCSI_LOWLEVEL=y -# CONFIG_SCSI_DEBUG is not set -# CONFIG_ATA is not set -# CONFIG_MD is not set -# CONFIG_PHONE is not set - -# -# Input device support -# -CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set -# CONFIG_INPUT_POLLDEV is not set - -# -# Userland interfaces -# -CONFIG_INPUT_MOUSEDEV=y -# CONFIG_INPUT_MOUSEDEV_PSAUX is not set -CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 -CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 -# CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_EVDEV is not set -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TABLET is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -# CONFIG_INPUT_MISC is not set - -# -# Hardware I/O ports -# -# CONFIG_SERIO is not set -# CONFIG_GAMEPORT is not set - -# -# Character devices -# -CONFIG_VT=y -CONFIG_VT_CONSOLE=y -CONFIG_HW_CONSOLE=y -# CONFIG_VT_HW_CONSOLE_BINDING is not set -# CONFIG_SERIAL_NONSTANDARD is not set - -# -# Serial drivers -# -# CONFIG_SERIAL_8250 is not set - -# -# Non-8250 serial port support -# -CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_NR_UARTS=2 -CONFIG_SERIAL_SH_SCI_CONSOLE=y -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y -CONFIG_UNIX98_PTYS=y -# CONFIG_LEGACY_PTYS is not set -# CONFIG_IPMI_HANDLER is not set -# CONFIG_HW_RANDOM is not set -# CONFIG_R3964 is not set -# CONFIG_RAW_DRIVER is not set -# CONFIG_TCG_TPM is not set -# CONFIG_I2C is not set - -# -# SPI support -# -# CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set -# CONFIG_W1 is not set -# CONFIG_POWER_SUPPLY is not set -# CONFIG_HWMON is not set -# CONFIG_WATCHDOG is not set - -# -# Sonics Silicon Backplane -# -CONFIG_SSB_POSSIBLE=y -# CONFIG_SSB is not set - -# -# Multifunction device drivers -# -# CONFIG_MFD_SM501 is not set - -# -# Multimedia devices -# -# CONFIG_VIDEO_DEV is not set -CONFIG_DAB=y - -# -# Graphics support -# -# CONFIG_VGASTATE is not set -CONFIG_VIDEO_OUTPUT_CONTROL=y -CONFIG_FB=y -CONFIG_FIRMWARE_EDID=y -# CONFIG_FB_DDC is not set -# CONFIG_FB_CFB_FILLRECT is not set -# CONFIG_FB_CFB_COPYAREA is not set -# CONFIG_FB_CFB_IMAGEBLIT is not set -# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set -# CONFIG_FB_SYS_FILLRECT is not set -# CONFIG_FB_SYS_COPYAREA is not set -# CONFIG_FB_SYS_IMAGEBLIT is not set -# CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y -# CONFIG_FB_SVGALIB is not set -# CONFIG_FB_MACMODES is not set -# CONFIG_FB_BACKLIGHT is not set -CONFIG_FB_MODE_HELPERS=y -# CONFIG_FB_TILEBLITTING is not set - -# -# Frame buffer hardware drivers -# -# CONFIG_FB_S1D13XXX is not set -# CONFIG_FB_VIRTUAL is not set -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set - -# -# Display device support -# -# CONFIG_DISPLAY_SUPPORT is not set - -# -# Console display driver support -# -CONFIG_DUMMY_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE=y -# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set -# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set -CONFIG_FONTS=y -# CONFIG_FONT_8x8 is not set -CONFIG_FONT_8x16=y -# CONFIG_FONT_6x11 is not set -# CONFIG_FONT_7x14 is not set -# CONFIG_FONT_PEARL_8x8 is not set -# CONFIG_FONT_ACORN_8x8 is not set -# CONFIG_FONT_MINI_4x6 is not set -# CONFIG_FONT_SUN8x16 is not set -# CONFIG_FONT_SUN12x22 is not set -# CONFIG_FONT_10x18 is not set -CONFIG_LOGO=y -# CONFIG_LOGO_LINUX_MONO is not set -# CONFIG_LOGO_LINUX_VGA16 is not set -# CONFIG_LOGO_LINUX_CLUT224 is not set -# CONFIG_LOGO_SUPERH_MONO is not set -# CONFIG_LOGO_SUPERH_VGA16 is not set -CONFIG_LOGO_SUPERH_CLUT224=y - -# -# Sound -# -# CONFIG_SOUND is not set -# CONFIG_HID_SUPPORT is not set -# CONFIG_USB_SUPPORT is not set -# CONFIG_MMC is not set -# CONFIG_NEW_LEDS is not set -# CONFIG_RTC_CLASS is not set - -# -# Userspace I/O -# -# CONFIG_UIO is not set - -# -# File systems -# -CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set -# CONFIG_EXT2_FS_XIP is not set -CONFIG_EXT3_FS=y -CONFIG_EXT3_FS_XATTR=y -# CONFIG_EXT3_FS_POSIX_ACL is not set -# CONFIG_EXT3_FS_SECURITY is not set -# CONFIG_EXT4DEV_FS is not set -CONFIG_JBD=y -# CONFIG_JBD_DEBUG is not set -CONFIG_FS_MBCACHE=y -# CONFIG_REISERFS_FS is not set -# CONFIG_JFS_FS is not set -# CONFIG_FS_POSIX_ACL is not set -# CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set -CONFIG_MINIX_FS=y -CONFIG_ROMFS_FS=y -CONFIG_INOTIFY=y -CONFIG_INOTIFY_USER=y -# CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y -# CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set -# CONFIG_FUSE_FS is not set - -# -# CD-ROM/DVD Filesystems -# -# CONFIG_ISO9660_FS is not set -# CONFIG_UDF_FS is not set - -# -# DOS/FAT/NT Filesystems -# -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y -CONFIG_PROC_SYSCTL=y -CONFIG_SYSFS=y -CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set -CONFIG_HUGETLBFS=y -CONFIG_HUGETLB_PAGE=y -# CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set - -# -# Partition Types -# -CONFIG_PARTITION_ADVANCED=y -# CONFIG_ACORN_PARTITION is not set -# CONFIG_OSF_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set -# CONFIG_ATARI_PARTITION is not set -# CONFIG_MAC_PARTITION is not set -CONFIG_MSDOS_PARTITION=y -# CONFIG_BSD_DISKLABEL is not set -# CONFIG_MINIX_SUBPARTITION is not set -# CONFIG_SOLARIS_X86_PARTITION is not set -# CONFIG_UNIXWARE_DISKLABEL is not set -# CONFIG_LDM_PARTITION is not set -# CONFIG_SGI_PARTITION is not set -# CONFIG_ULTRIX_PARTITION is not set -# CONFIG_SUN_PARTITION is not set -# CONFIG_KARMA_PARTITION is not set -# CONFIG_EFI_PARTITION is not set -# CONFIG_SYSV68_PARTITION is not set -# CONFIG_NLS is not set -CONFIG_INSTRUMENTATION=y -CONFIG_PROFILING=y -# CONFIG_OPROFILE is not set -# CONFIG_MARKERS is not set - -# -# Kernel hacking -# -# CONFIG_PRINTK_TIME is not set -CONFIG_ENABLE_WARN_DEPRECATED=y -CONFIG_ENABLE_MUST_CHECK=y -CONFIG_MAGIC_SYSRQ=y -# CONFIG_UNUSED_SYMBOLS is not set -CONFIG_DEBUG_FS=y -# CONFIG_HEADERS_CHECK is not set -CONFIG_DEBUG_KERNEL=y -# CONFIG_DEBUG_SHIRQ is not set -CONFIG_DETECT_SOFTLOCKUP=y -CONFIG_SCHED_DEBUG=y -CONFIG_SCHEDSTATS=y -# CONFIG_TIMER_STATS is not set -# CONFIG_DEBUG_SLAB is not set -# CONFIG_DEBUG_RT_MUTEXES is not set -# CONFIG_RT_MUTEX_TESTER is not set -# CONFIG_DEBUG_SPINLOCK is not set -# CONFIG_DEBUG_MUTEXES is not set -# CONFIG_DEBUG_SPINLOCK_SLEEP is not set -# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set -# CONFIG_DEBUG_KOBJECT is not set -CONFIG_DEBUG_BUGVERBOSE=y -# CONFIG_DEBUG_INFO is not set -# CONFIG_DEBUG_VM is not set -# CONFIG_DEBUG_LIST is not set -# CONFIG_DEBUG_SG is not set -CONFIG_FRAME_POINTER=y -CONFIG_FORCED_INLINING=y -# CONFIG_BOOT_PRINTK_DELAY is not set -# CONFIG_FAULT_INJECTION is not set -# CONFIG_SAMPLES is not set -# CONFIG_EARLY_PRINTK is not set -CONFIG_SH64_PROC_TLB=y -CONFIG_SH64_PROC_ASIDS=y -CONFIG_SH64_SR_WATCH=y -# CONFIG_POOR_MANS_STRACE is not set -CONFIG_SH_NO_BSS_INIT=y - -# -# Security options -# -# CONFIG_KEYS is not set -# CONFIG_SECURITY is not set -# CONFIG_SECURITY_FILE_CAPABILITIES is not set -# CONFIG_CRYPTO is not set - -# -# Library routines -# -CONFIG_BITREVERSE=y -# CONFIG_CRC_CCITT is not set -# CONFIG_CRC16 is not set -# CONFIG_CRC_ITU_T is not set -CONFIG_CRC32=y -# CONFIG_CRC7 is not set -# CONFIG_LIBCRC32C is not set -CONFIG_PLIST=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAS_DMA=y diff --git a/arch/sh64/kernel/Makefile b/arch/sh64/kernel/Makefile deleted file mode 100644 index e3467bd..0000000 --- a/arch/sh64/kernel/Makefile +++ /dev/null @@ -1,36 +0,0 @@ -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2000, 2001 Paolo Alberelli -# Copyright (C) 2003 Paul Mundt -# -# Makefile for the Linux sh64 kernel. -# -# Note! Dependencies are done automagically by 'make dep', which also -# removes any old dependencies. DON'T put your own dependencies here -# unless it's something special (ie not a .c file). -# - -extra-y := head.o init_task.o vmlinux.lds - -obj-y := process.o signal.o entry.o traps.o irq.o irq_intc.o \ - ptrace.o setup.o time.o sys_sh64.o semaphore.o sh_ksyms.o \ - switchto.o syscalls.o - -obj-$(CONFIG_HEARTBEAT) += led.o -obj-$(CONFIG_SH_ALPHANUMERIC) += alphanum.o -obj-$(CONFIG_SH_DMA) += dma.o -obj-$(CONFIG_SH_FPU) += fpu.o -obj-$(CONFIG_EARLY_PRINTK) += early_printk.o -obj-$(CONFIG_KALLSYMS) += unwind.o -obj-$(CONFIG_PCI) += pcibios.o -obj-$(CONFIG_MODULES) += module.o - -ifeq ($(CONFIG_PCI),y) -obj-$(CONFIG_CPU_SH5) += pci_sh5.o -endif - -USE_STANDARD_AS_RULE := true - diff --git a/arch/sh64/kernel/alphanum.c b/arch/sh64/kernel/alphanum.c deleted file mode 100644 index d1619d9..0000000 --- a/arch/sh64/kernel/alphanum.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * arch/sh64/kernel/alphanum.c - * - * Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com> - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Machine-independent functions for handling 8-digit alphanumeric display - * (e.g. Agilent HDSP-253x) - */ -#include <linux/stddef.h> -#include <linux/sched.h> - -void mach_alphanum(int pos, unsigned char val); - -void print_seg(char *file, int line) -{ - int i; - unsigned int nibble; - - for (i = 0; i < 5; i++) { - mach_alphanum(i, file[i]); - } - - for (i = 0; i < 3; i++) { - nibble = ((line >> (i * 4)) & 0xf); - mach_alphanum(7 - i, nibble + ((nibble > 9) ? 55 : 48)); - } -} - -void print_seg_num(unsigned num) -{ - int i; - unsigned int nibble; - - for (i = 0; i < 8; i++) { - nibble = ((num >> (i * 4)) & 0xf); - - mach_alphanum(7 - i, nibble + ((nibble > 9) ? 55 : 48)); - } -} - diff --git a/arch/sh64/kernel/asm-offsets.c b/arch/sh64/kernel/asm-offsets.c deleted file mode 100644 index ca76537..0000000 --- a/arch/sh64/kernel/asm-offsets.c +++ /dev/null @@ -1,33 +0,0 @@ -/* - * This program is used to generate definitions needed by - * assembly language modules. - * - * We use the technique used in the OSF Mach kernel code: - * generate asm statements containing #defines, - * compile this file to assembler, and then extract the - * #defines from the assembly-language output. - */ - -#include <linux/stddef.h> -#include <linux/types.h> -#include <linux/mm.h> -#include <asm/thread_info.h> - -#define DEFINE(sym, val) \ - asm volatile("\n->" #sym " %0 " #val : : "i" (val)) - -#define BLANK() asm volatile("\n->" : : ) - -int main(void) -{ - /* offsets into the thread_info struct */ - DEFINE(TI_TASK, offsetof(struct thread_info, task)); - DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); - DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); - DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count)); - DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); - DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit)); - DEFINE(TI_RESTART_BLOCK,offsetof(struct thread_info, restart_block)); - - return 0; -} diff --git a/arch/sh64/kernel/dma.c b/arch/sh64/kernel/dma.c deleted file mode 100644 index 32c6f05..0000000 --- a/arch/sh64/kernel/dma.c +++ /dev/null @@ -1,297 +0,0 @@ -/* - * arch/sh64/kernel/dma.c - * - * DMA routines for the SH-5 DMAC. - * - * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/types.h> -#include <linux/irq.h> -#include <linux/spinlock.h> -#include <linux/mm.h> -#include <asm/hardware.h> -#include <asm/dma.h> -#include <asm/signal.h> -#include <asm/errno.h> -#include <asm/io.h> - -typedef struct { - unsigned long dev_addr; - unsigned long mem_addr; - - unsigned int mode; - unsigned int count; -} dma_info_t; - -static dma_info_t dma_info[MAX_DMA_CHANNELS]; -static DEFINE_SPINLOCK(dma_spin_lock); - -/* arch/sh64/kernel/irq_intc.c */ -extern void make_intc_irq(unsigned int irq); - -/* DMAC Interrupts */ -#define DMA_IRQ_DMTE0 18 -#define DMA_IRQ_DERR 22 - -#define DMAC_COMMON_BASE (dmac_base + 0x08) -#define DMAC_SAR_BASE (dmac_base + 0x10) -#define DMAC_DAR_BASE (dmac_base + 0x18) -#define DMAC_COUNT_BASE (dmac_base + 0x20) -#define DMAC_CTRL_BASE (dmac_base + 0x28) -#define DMAC_STATUS_BASE (dmac_base + 0x30) - -#define DMAC_SAR(n) (DMAC_SAR_BASE + ((n) * 0x28)) -#define DMAC_DAR(n) (DMAC_DAR_BASE + ((n) * 0x28)) -#define DMAC_COUNT(n) (DMAC_COUNT_BASE + ((n) * 0x28)) -#define DMAC_CTRL(n) (DMAC_CTRL_BASE + ((n) * 0x28)) -#define DMAC_STATUS(n) (DMAC_STATUS_BASE + ((n) * 0x28)) - -/* DMAC.COMMON Bit Definitions */ -#define DMAC_COMMON_PR 0x00000001 /* Priority */ - /* Bits 1-2 Reserved */ -#define DMAC_COMMON_ME 0x00000008 /* Master Enable */ -#define DMAC_COMMON_NMI 0x00000010 /* NMI Flag */ - /* Bits 5-6 Reserved */ -#define DMAC_COMMON_ER 0x00000780 /* Error Response */ -#define DMAC_COMMON_AAE 0x00007800 /* Address Alignment Error */ - /* Bits 15-63 Reserved */ - -/* DMAC.SAR Bit Definitions */ -#define DMAC_SAR_ADDR 0xffffffff /* Source Address */ - -/* DMAC.DAR Bit Definitions */ -#define DMAC_DAR_ADDR 0xffffffff /* Destination Address */ - -/* DMAC.COUNT Bit Definitions */ -#define DMAC_COUNT_CNT 0xffffffff /* Transfer Count */ - -/* DMAC.CTRL Bit Definitions */ -#define DMAC_CTRL_TS 0x00000007 /* Transfer Size */ -#define DMAC_CTRL_SI 0x00000018 /* Source Increment */ -#define DMAC_CTRL_DI 0x00000060 /* Destination Increment */ -#define DMAC_CTRL_RS 0x00000780 /* Resource Select */ -#define DMAC_CTRL_IE 0x00000800 /* Interrupt Enable */ -#define DMAC_CTRL_TE 0x00001000 /* Transfer Enable */ - /* Bits 15-63 Reserved */ - -/* DMAC.STATUS Bit Definitions */ -#define DMAC_STATUS_TE 0x00000001 /* Transfer End */ -#define DMAC_STATUS_AAE 0x00000002 /* Address Alignment Error */ - /* Bits 2-63 Reserved */ - -static unsigned long dmac_base; - -void set_dma_count(unsigned int chan, unsigned int count); -void set_dma_addr(unsigned int chan, unsigned int addr); - -static irqreturn_t dma_mte(int irq, void *dev_id, struct pt_regs *regs) -{ - unsigned int chan = irq - DMA_IRQ_DMTE0; - dma_info_t *info = dma_info + chan; - u64 status; - - if (info->mode & DMA_MODE_WRITE) { - sh64_out64(info->mem_addr & DMAC_SAR_ADDR, DMAC_SAR(chan)); - } else { - sh64_out64(info->mem_addr & DMAC_DAR_ADDR, DMAC_DAR(chan)); - } - - set_dma_count(chan, info->count); - - /* Clear the TE bit */ - status = sh64_in64(DMAC_STATUS(chan)); - status &= ~DMAC_STATUS_TE; - sh64_out64(status, DMAC_STATUS(chan)); - - return IRQ_HANDLED; -} - -static struct irqaction irq_dmte = { - .handler = dma_mte, - .flags = IRQF_DISABLED, - .name = "DMA MTE", -}; - -static irqreturn_t dma_err(int irq, void *dev_id, struct pt_regs *regs) -{ - u64 tmp; - u8 chan; - - printk(KERN_NOTICE "DMAC: Got a DMA Error!\n"); - - tmp = sh64_in64(DMAC_COMMON_BASE); - - /* Check for the type of error */ - if ((chan = tmp & DMAC_COMMON_AAE)) { - /* It's an address alignment error.. */ - printk(KERN_NOTICE "DMAC: Alignment error on channel %d, ", chan); - - printk(KERN_NOTICE "SAR: 0x%08llx, DAR: 0x%08llx, COUNT: %lld\n", - (sh64_in64(DMAC_SAR(chan)) & DMAC_SAR_ADDR), - (sh64_in64(DMAC_DAR(chan)) & DMAC_DAR_ADDR), - (sh64_in64(DMAC_COUNT(chan)) & DMAC_COUNT_CNT)); - - } else if ((chan = tmp & DMAC_COMMON_ER)) { - /* Something else went wrong.. */ - printk(KERN_NOTICE "DMAC: Error on channel %d\n", chan); - } - - /* Reset the ME bit to clear the interrupt */ - tmp |= DMAC_COMMON_ME; - sh64_out64(tmp, DMAC_COMMON_BASE); - - return IRQ_HANDLED; -} - -static struct irqaction irq_derr = { - .handler = dma_err, - .flags = IRQF_DISABLED, - .name = "DMA Error", -}; - -static inline unsigned long calc_xmit_shift(unsigned int chan) -{ - return sh64_in64(DMAC_CTRL(chan)) & 0x03; -} - -void setup_dma(unsigned int chan, dma_info_t *info) -{ - unsigned int irq = DMA_IRQ_DMTE0 + chan; - dma_info_t *dma = dma_info + chan; - - make_intc_irq(irq); - setup_irq(irq, &irq_dmte); - dma = info; -} - -void enable_dma(unsigned int chan) -{ - u64 ctrl; - - ctrl = sh64_in64(DMAC_CTRL(chan)); - ctrl |= DMAC_CTRL_TE; - sh64_out64(ctrl, DMAC_CTRL(chan)); -} - -void disable_dma(unsigned int chan) -{ - u64 ctrl; - - ctrl = sh64_in64(DMAC_CTRL(chan)); - ctrl &= ~DMAC_CTRL_TE; - sh64_out64(ctrl, DMAC_CTRL(chan)); -} - -void set_dma_mode(unsigned int chan, char mode) -{ - dma_info_t *info = dma_info + chan; - - info->mode = mode; - - set_dma_addr(chan, info->mem_addr); - set_dma_count(chan, info->count); -} - -void set_dma_addr(unsigned int chan, unsigned int addr) -{ - dma_info_t *info = dma_info + chan; - unsigned long sar, dar; - - info->mem_addr = addr; - sar = (info->mode & DMA_MODE_WRITE) ? info->mem_addr : info->dev_addr; - dar = (info->mode & DMA_MODE_WRITE) ? info->dev_addr : info->mem_addr; - - sh64_out64(sar & DMAC_SAR_ADDR, DMAC_SAR(chan)); - sh64_out64(dar & DMAC_SAR_ADDR, DMAC_DAR(chan)); -} - -void set_dma_count(unsigned int chan, unsigned int count) -{ - dma_info_t *info = dma_info + chan; - u64 tmp; - - info->count = count; - - tmp = (info->count >> calc_xmit_shift(chan)) & DMAC_COUNT_CNT; - - sh64_out64(tmp, DMAC_COUNT(chan)); -} - -unsigned long claim_dma_lock(void) -{ - unsigned long flags; - - spin_lock_irqsave(&dma_spin_lock, flags); - - return flags; -} - -void release_dma_lock(unsigned long flags) -{ - spin_unlock_irqrestore(&dma_spin_lock, flags); -} - -int get_dma_residue(unsigned int chan) -{ - return sh64_in64(DMAC_COUNT(chan) << calc_xmit_shift(chan)); -} - -int __init init_dma(void) -{ - struct vcr_info vcr; - u64 tmp; - - /* Remap the DMAC */ - dmac_base = onchip_remap(PHYS_DMAC_BLOCK, 1024, "DMAC"); - if (!dmac_base) { - printk(KERN_ERR "Unable to remap DMAC\n"); - return -ENOMEM; - } - - /* Report DMAC.VCR Info */ - vcr = sh64_get_vcr_info(dmac_base); - printk("DMAC: Module ID: 0x%04x, Module version: 0x%04x\n", - vcr.mod_id, vcr.mod_vers); - - /* Set the ME bit */ - tmp = sh64_in64(DMAC_COMMON_BASE); - tmp |= DMAC_COMMON_ME; - sh64_out64(tmp, DMAC_COMMON_BASE); - - /* Enable the DMAC Error Interrupt */ - make_intc_irq(DMA_IRQ_DERR); - setup_irq(DMA_IRQ_DERR, &irq_derr); - - return 0; -} - -static void __exit exit_dma(void) -{ - onchip_unmap(dmac_base); - free_irq(DMA_IRQ_DERR, 0); -} - -module_init(init_dma); -module_exit(exit_dma); - -MODULE_AUTHOR("Paul Mundt"); -MODULE_DESCRIPTION("DMA API for SH-5 DMAC"); -MODULE_LICENSE("GPL"); - -EXPORT_SYMBOL(setup_dma); -EXPORT_SYMBOL(claim_dma_lock); -EXPORT_SYMBOL(release_dma_lock); -EXPORT_SYMBOL(enable_dma); -EXPORT_SYMBOL(disable_dma); -EXPORT_SYMBOL(set_dma_mode); -EXPORT_SYMBOL(set_dma_addr); -EXPORT_SYMBOL(set_dma_count); -EXPORT_SYMBOL(get_dma_residue); - diff --git a/arch/sh64/kernel/early_printk.c b/arch/sh64/kernel/early_printk.c deleted file mode 100644 index 4f91311..0000000 --- a/arch/sh64/kernel/early_printk.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * arch/sh64/kernel/early_printk.c - * - * SH-5 Early SCIF console (cloned and hacked from sh implementation) - * - * Copyright (C) 2003, 2004 Paul Mundt <lethal@linux-sh.org> - * Copyright (C) 2002 M. R. Brown <mrbrown@0xd6.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/console.h> -#include <linux/tty.h> -#include <linux/init.h> -#include <asm/io.h> -#include <asm/hardware.h> - -#define SCIF_BASE_ADDR 0x01030000 -#define SCIF_ADDR_SH5 PHYS_PERIPHERAL_BLOCK+SCIF_BASE_ADDR - -/* - * Fixed virtual address where SCIF is mapped (should already be done - * in arch/sh64/kernel/head.S!). - */ -#define SCIF_REG 0xfa030000 - -enum { - SCIF_SCSMR2 = SCIF_REG + 0x00, - SCIF_SCBRR2 = SCIF_REG + 0x04, - SCIF_SCSCR2 = SCIF_REG + 0x08, - SCIF_SCFTDR2 = SCIF_REG + 0x0c, - SCIF_SCFSR2 = SCIF_REG + 0x10, - SCIF_SCFRDR2 = SCIF_REG + 0x14, - SCIF_SCFCR2 = SCIF_REG + 0x18, - SCIF_SCFDR2 = SCIF_REG + 0x1c, - SCIF_SCSPTR2 = SCIF_REG + 0x20, - SCIF_SCLSR2 = SCIF_REG + 0x24, -}; - -static void sh_console_putc(int c) -{ - while (!(ctrl_inw(SCIF_SCFSR2) & 0x20)) - cpu_relax(); - - ctrl_outb(c, SCIF_SCFTDR2); - ctrl_outw((ctrl_inw(SCIF_SCFSR2) & 0x9f), SCIF_SCFSR2); - - if (c == '\n') - sh_console_putc('\r'); -} - -static void sh_console_flush(void) -{ - ctrl_outw((ctrl_inw(SCIF_SCFSR2) & 0xbf), SCIF_SCFSR2); - - while (!(ctrl_inw(SCIF_SCFSR2) & 0x40)) - cpu_relax(); - - ctrl_outw((ctrl_inw(SCIF_SCFSR2) & 0xbf), SCIF_SCFSR2); -} - -static void sh_console_write(struct console *con, const char *s, unsigned count) -{ - while (count-- > 0) - sh_console_putc(*s++); - - sh_console_flush(); -} - -static int __init sh_console_setup(struct console *con, char *options) -{ - con->cflag = CREAD | HUPCL | CLOCAL | B19200 | CS8; - - return 0; -} - -static struct console sh_console = { - .name = "scifcon", - .write = sh_console_write, - .setup = sh_console_setup, - .flags = CON_PRINTBUFFER | CON_BOOT, - .index = -1, -}; - -void __init enable_early_printk(void) -{ - ctrl_outb(0x2a, SCIF_SCBRR2); /* 19200bps */ - - ctrl_outw(0x04, SCIF_SCFCR2); /* Reset TFRST */ - ctrl_outw(0x10, SCIF_SCFCR2); /* TTRG0=1 */ - - ctrl_outw(0, SCIF_SCSPTR2); - ctrl_outw(0x60, SCIF_SCFSR2); - ctrl_outw(0, SCIF_SCLSR2); - ctrl_outw(0x30, SCIF_SCSCR2); - - register_console(&sh_console); -} diff --git a/arch/sh64/kernel/init_task.c b/arch/sh64/kernel/init_task.c deleted file mode 100644 index deee8bf..0000000 --- a/arch/sh64/kernel/init_task.c +++ /dev/null @@ -1,46 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/init_task.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ -#include <linux/rwsem.h> -#include <linux/mm.h> -#include <linux/sched.h> -#include <linux/init_task.h> -#include <linux/mqueue.h> -#include <linux/fs.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> - -static struct fs_struct init_fs = INIT_FS; -static struct files_struct init_files = INIT_FILES; -static struct signal_struct init_signals = INIT_SIGNALS(init_signals); -static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand); -struct mm_struct init_mm = INIT_MM(init_mm); - -struct pt_regs fake_swapper_regs; - -/* - * Initial thread structure. - * - * We need to make sure that this is THREAD_SIZE-byte aligned due - * to the way process stacks are handled. This is done by having a - * special "init_task" linker map entry.. - */ -union thread_union init_thread_union - __attribute__((__section__(".data.init_task"))) = - { INIT_THREAD_INFO(init_task) }; - -/* - * Initial task structure. - * - * All other task structs will be allocated on slabs in fork.c - */ -struct task_struct init_task = INIT_TASK(init_task); - diff --git a/arch/sh64/kernel/irq.c b/arch/sh64/kernel/irq.c deleted file mode 100644 index 9412b71..0000000 --- a/arch/sh64/kernel/irq.c +++ /dev/null @@ -1,115 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/irq.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -/* - * IRQs are in fact implemented a bit like signal handlers for the kernel. - * Naturally it's not a 1:1 relation, but there are similarities. - */ - -#include <linux/errno.h> -#include <linux/kernel_stat.h> -#include <linux/signal.h> -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/ioport.h> -#include <linux/interrupt.h> -#include <linux/timex.h> -#include <linux/slab.h> -#include <linux/random.h> -#include <linux/smp.h> -#include <linux/init.h> -#include <linux/seq_file.h> -#include <linux/bitops.h> -#include <asm/system.h> -#include <asm/io.h> -#include <asm/smp.h> -#include <asm/pgalloc.h> -#include <asm/delay.h> -#include <asm/irq.h> -#include <linux/irq.h> - -void ack_bad_irq(unsigned int irq) -{ - printk("unexpected IRQ trap at irq %02x\n", irq); -} - -#if defined(CONFIG_PROC_FS) -int show_interrupts(struct seq_file *p, void *v) -{ - int i = *(loff_t *) v, j; - struct irqaction * action; - unsigned long flags; - - if (i == 0) { - seq_puts(p, " "); - for_each_online_cpu(j) - seq_printf(p, "CPU%d ",j); - seq_putc(p, '\n'); - } - - if (i < NR_IRQS) { - spin_lock_irqsave(&irq_desc[i].lock, flags); - action = irq_desc[i].action; - if (!action) - goto unlock; - seq_printf(p, "%3d: ",i); - seq_printf(p, "%10u ", kstat_irqs(i)); - seq_printf(p, " %14s", irq_desc[i].chip->typename); - seq_printf(p, " %s", action->name); - - for (action=action->next; action; action = action->next) - seq_printf(p, ", %s", action->name); - seq_putc(p, '\n'); -unlock: - spin_unlock_irqrestore(&irq_desc[i].lock, flags); - } - return 0; -} -#endif - -/* - * do_NMI handles all Non-Maskable Interrupts. - */ -asmlinkage void do_NMI(unsigned long vector_num, struct pt_regs * regs) -{ - if (regs->sr & 0x40000000) - printk("unexpected NMI trap in system mode\n"); - else - printk("unexpected NMI trap in user mode\n"); - - /* No statistics */ -} - -/* - * do_IRQ handles all normal device IRQ's. - */ -asmlinkage int do_IRQ(unsigned long vector_num, struct pt_regs * regs) -{ - struct pt_regs *old_regs = set_irq_regs(regs); - int irq; - - irq_enter(); - - irq = irq_demux(vector_num); - - if (irq >= 0) { - __do_IRQ(irq); - } else { - printk("unexpected IRQ trap at vector %03lx\n", vector_num); - } - - irq_exit(); - - set_irq_regs(old_regs); - return 1; -} - diff --git a/arch/sh64/kernel/led.c b/arch/sh64/kernel/led.c deleted file mode 100644 index e35d3f6..0000000 --- a/arch/sh64/kernel/led.c +++ /dev/null @@ -1,40 +0,0 @@ -/* - * arch/sh64/kernel/led.c - * - * Copyright (C) 2002 Stuart Menefy <stuart.menefy@st.com> - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Flash the LEDs - */ -#include <linux/stddef.h> -#include <linux/sched.h> - -void mach_led(int pos, int val); - -/* acts like an actual heart beat -- ie thump-thump-pause... */ -void heartbeat(void) -{ - static unsigned int cnt = 0, period = 0, dist = 0; - - if (cnt == 0 || cnt == dist) { - mach_led(-1, 1); - } else if (cnt == 7 || cnt == dist + 7) { - mach_led(-1, 0); - } - - if (++cnt > period) { - cnt = 0; - - /* - * The hyperbolic function below modifies the heartbeat period - * length in dependency of the current (5min) load. It goes - * through the points f(0)=126, f(1)=86, f(5)=51, f(inf)->30. - */ - period = ((672 << FSHIFT) / (5 * avenrun[0] + - (7 << FSHIFT))) + 30; - dist = period / 4; - } -} - diff --git a/arch/sh64/kernel/module.c b/arch/sh64/kernel/module.c deleted file mode 100644 index 2598f6b..0000000 --- a/arch/sh64/kernel/module.c +++ /dev/null @@ -1,161 +0,0 @@ -/* Kernel module help for sh64. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - - Copyright 2004 SuperH (UK) Ltd - Author: Richard Curnow - - Based on the sh version, and on code from the sh64-specific parts of - modutils, originally written by Richard Curnow and Ben Gaster. - -*/ -#include <linux/moduleloader.h> -#include <linux/elf.h> -#include <linux/vmalloc.h> -#include <linux/fs.h> -#include <linux/string.h> -#include <linux/kernel.h> - -#if 0 -#define DEBUGP printk -#else -#define DEBUGP(fmt...) -#endif - -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); - /* FIXME: If module_region == mod->init_region, trim exception - table entries. */ -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - -int apply_relocate_add(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - unsigned int i; - Elf32_Rela *rel = (void *)sechdrs[relsec].sh_addr; - Elf32_Sym *sym; - Elf32_Addr relocation; - uint32_t *location; - int align; - int is_shmedia; - - DEBUGP("Applying relocate section %u to %u\n", relsec, - sechdrs[relsec].sh_info); - for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { - /* This is where to make the change */ - location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_addr - + rel[i].r_offset; - /* This is the symbol it is referring to. Note that all - undefined symbols have been resolved. */ - sym = (Elf32_Sym *)sechdrs[symindex].sh_addr - + ELF32_R_SYM(rel[i].r_info); - relocation = sym->st_value + rel[i].r_addend; - align = (int)location & 3; - - /* For text addresses, bit2 of the st_other field indicates - * whether the symbol is SHmedia (1) or SHcompact (0). If - * SHmedia, the LSB of the symbol needs to be asserted - * for the CPU to be in SHmedia mode when it starts executing - * the branch target. */ - is_shmedia = (sym->st_other & 4) ? 1 : 0; - if (is_shmedia) { - relocation |= 1; - } - - switch (ELF32_R_TYPE(rel[i].r_info)) { - case R_SH_DIR32: - DEBUGP("R_SH_DIR32 @%08lx = %08lx\n", (unsigned long) location, (unsigned long) relocation); - *location += relocation; - break; - case R_SH_REL32: - DEBUGP("R_SH_REL32 @%08lx = %08lx\n", (unsigned long) location, (unsigned long) relocation); - relocation -= (Elf32_Addr) location; - *location += relocation; - break; - case R_SH_IMM_LOW16: - DEBUGP("R_SH_IMM_LOW16 @%08lx = %08lx\n", (unsigned long) location, (unsigned long) relocation); - *location = (*location & ~0x3fffc00) | - ((relocation & 0xffff) << 10); - break; - case R_SH_IMM_MEDLOW16: - DEBUGP("R_SH_IMM_MEDLOW16 @%08lx = %08lx\n", (unsigned long) location, (unsigned long) relocation); - *location = (*location & ~0x3fffc00) | - (((relocation >> 16) & 0xffff) << 10); - break; - case R_SH_IMM_LOW16_PCREL: - DEBUGP("R_SH_IMM_LOW16_PCREL @%08lx = %08lx\n", (unsigned long) location, (unsigned long) relocation); - relocation -= (Elf32_Addr) location; - *location = (*location & ~0x3fffc00) | - ((relocation & 0xffff) << 10); - break; - case R_SH_IMM_MEDLOW16_PCREL: - DEBUGP("R_SH_IMM_MEDLOW16_PCREL @%08lx = %08lx\n", (unsigned long) location, (unsigned long) relocation); - relocation -= (Elf32_Addr) location; - *location = (*location & ~0x3fffc00) | - (((relocation >> 16) & 0xffff) << 10); - break; - default: - printk(KERN_ERR "module %s: Unknown relocation: %u\n", - me->name, ELF32_R_TYPE(rel[i].r_info)); - return -ENOEXEC; - } - } - return 0; -} - -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: REL RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} - diff --git a/arch/sh64/kernel/pci_sh5.c b/arch/sh64/kernel/pci_sh5.c deleted file mode 100644 index b4d9534..0000000 --- a/arch/sh64/kernel/pci_sh5.c +++ /dev/null @@ -1,536 +0,0 @@ -/* - * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Support functions for the SH5 PCI hardware. - */ - -#include <linux/kernel.h> -#include <linux/rwsem.h> -#include <linux/smp.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/types.h> -#include <asm/pci.h> -#include <linux/irq.h> - -#include <asm/io.h> -#include <asm/hardware.h> -#include "pci_sh5.h" - -static unsigned long pcicr_virt; -unsigned long pciio_virt; - -static void __init pci_fixup_ide_bases(struct pci_dev *d) -{ - int i; - - /* - * PCI IDE controllers use non-standard I/O port decoding, respect it. - */ - if ((d->class >> 8) != PCI_CLASS_STORAGE_IDE) - return; - printk("PCI: IDE base address fixup for %s\n", pci_name(d)); - for(i=0; i<4; i++) { - struct resource *r = &d->resource[i]; - if ((r->start & ~0x80) == 0x374) { - r->start |= 2; - r->end = r->start; - } - } -} -DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_ide_bases); - -char * __devinit pcibios_setup(char *str) -{ - return str; -} - -/* Rounds a number UP to the nearest power of two. Used for - * sizing the PCI window. - */ -static u32 __init r2p2(u32 num) -{ - int i = 31; - u32 tmp = num; - - if (num == 0) - return 0; - - do { - if (tmp & (1 << 31)) - break; - i--; - tmp <<= 1; - } while (i >= 0); - - tmp = 1 << i; - /* If the original number isn't a power of 2, round it up */ - if (tmp != num) - tmp <<= 1; - - return tmp; -} - -extern unsigned long long memory_start, memory_end; - -int __init sh5pci_init(unsigned memStart, unsigned memSize) -{ - u32 lsr0; - u32 uval; - - pcicr_virt = onchip_remap(SH5PCI_ICR_BASE, 1024, "PCICR"); - if (!pcicr_virt) { - panic("Unable to remap PCICR\n"); - } - - pciio_virt = onchip_remap(SH5PCI_IO_BASE, 0x10000, "PCIIO"); - if (!pciio_virt) { - panic("Unable to remap PCIIO\n"); - } - - pr_debug("Register base addres is 0x%08lx\n", pcicr_virt); - - /* Clear snoop registers */ - SH5PCI_WRITE(CSCR0, 0); - SH5PCI_WRITE(CSCR1, 0); - - pr_debug("Wrote to reg\n"); - - /* Switch off interrupts */ - SH5PCI_WRITE(INTM, 0); - SH5PCI_WRITE(AINTM, 0); - SH5PCI_WRITE(PINTM, 0); - - /* Set bus active, take it out of reset */ - uval = SH5PCI_READ(CR); - - /* Set command Register */ - SH5PCI_WRITE(CR, uval | CR_LOCK_MASK | CR_CFINT| CR_FTO | CR_PFE | CR_PFCS | CR_BMAM); - - uval=SH5PCI_READ(CR); - pr_debug("CR is actually 0x%08x\n",uval); - - /* Allow it to be a master */ - /* NB - WE DISABLE I/O ACCESS to stop overlap */ - /* set WAIT bit to enable stepping, an attempt to improve stability */ - SH5PCI_WRITE_SHORT(CSR_CMD, - PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER | PCI_COMMAND_WAIT); - - /* - ** Set translation mapping memory in order to convert the address - ** used for the main bus, to the PCI internal address. - */ - SH5PCI_WRITE(MBR,0x40000000); - - /* Always set the max size 512M */ - SH5PCI_WRITE(MBMR, PCISH5_MEM_SIZCONV(512*1024*1024)); - - /* - ** I/O addresses are mapped at internal PCI specific address - ** as is described into the configuration bridge table. - ** These are changed to 0, to allow cards that have legacy - ** io such as vga to function correctly. We set the SH5 IOBAR to - ** 256K, which is a bit big as we can only have 64K of address space - */ - - SH5PCI_WRITE(IOBR,0x0); - - pr_debug("PCI:Writing 0x%08x to IOBR\n",0); - - /* Set up a 256K window. Totally pointless waste of address space */ - SH5PCI_WRITE(IOBMR,0); - pr_debug("PCI:Writing 0x%08x to IOBMR\n",0); - - /* The SH5 has a HUGE 256K I/O region, which breaks the PCI spec. Ideally, - * we would want to map the I/O region somewhere, but it is so big this is not - * that easy! - */ - SH5PCI_WRITE(CSR_IBAR0,~0); - /* Set memory size value */ - memSize = memory_end - memory_start; - - /* Now we set up the mbars so the PCI bus can see the memory of the machine */ - if (memSize < (1024 * 1024)) { - printk(KERN_ERR "PCISH5: Ridiculous memory size of 0x%x?\n", memSize); - return -EINVAL; - } - - /* Set LSR 0 */ - lsr0 = (memSize > (512 * 1024 * 1024)) ? 0x1ff00001 : ((r2p2(memSize) - 0x100000) | 0x1); - SH5PCI_WRITE(LSR0, lsr0); - - pr_debug("PCI:Writing 0x%08x to LSR0\n",lsr0); - - /* Set MBAR 0 */ - SH5PCI_WRITE(CSR_MBAR0, memory_start); - SH5PCI_WRITE(LAR0, memory_start); - - SH5PCI_WRITE(CSR_MBAR1,0); - SH5PCI_WRITE(LAR1,0); - SH5PCI_WRITE(LSR1,0); - - pr_debug("PCI:Writing 0x%08llx to CSR_MBAR0\n",memory_start); - pr_debug("PCI:Writing 0x%08llx to LAR0\n",memory_start); - - /* Enable the PCI interrupts on the device */ - SH5PCI_WRITE(INTM, ~0); - SH5PCI_WRITE(AINTM, ~0); - SH5PCI_WRITE(PINTM, ~0); - - pr_debug("Switching on all error interrupts\n"); - - return(0); -} - -static int sh5pci_read(struct pci_bus *bus, unsigned int devfn, int where, - int size, u32 *val) -{ - SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where)); - - switch (size) { - case 1: - *val = (u8)SH5PCI_READ_BYTE(PDR + (where & 3)); - break; - case 2: - *val = (u16)SH5PCI_READ_SHORT(PDR + (where & 2)); - break; - case 4: - *val = SH5PCI_READ(PDR); - break; - } - - return PCIBIOS_SUCCESSFUL; -} - -static int sh5pci_write(struct pci_bus *bus, unsigned int devfn, int where, - int size, u32 val) -{ - SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where)); - - switch (size) { - case 1: - SH5PCI_WRITE_BYTE(PDR + (where & 3), (u8)val); - break; - case 2: - SH5PCI_WRITE_SHORT(PDR + (where & 2), (u16)val); - break; - case 4: - SH5PCI_WRITE(PDR, val); - break; - } - - return PCIBIOS_SUCCESSFUL; -} - -static struct pci_ops pci_config_ops = { - .read = sh5pci_read, - .write = sh5pci_write, -}; - -/* Everything hangs off this */ -static struct pci_bus *pci_root_bus; - - -static u8 __init no_swizzle(struct pci_dev *dev, u8 * pin) -{ - pr_debug("swizzle for dev %d on bus %d slot %d pin is %d\n", - dev->devfn,dev->bus->number, PCI_SLOT(dev->devfn),*pin); - return PCI_SLOT(dev->devfn); -} - -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin-1) + slot) % 4) + 1; -} - -u8 __init common_swizzle(struct pci_dev *dev, u8 *pinp) -{ - if (dev->bus->number != 0) { - u8 pin = *pinp; - do { - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); - /* Move up the chain of bridges. */ - dev = dev->bus->self; - } while (dev->bus->self); - *pinp = pin; - - /* The slot is the slot of the last bridge. */ - } - - return PCI_SLOT(dev->devfn); -} - -/* This needs to be shunted out of here into the board specific bit */ - -static int __init map_cayman_irq(struct pci_dev *dev, u8 slot, u8 pin) -{ - int result = -1; - - /* The complication here is that the PCI IRQ lines from the Cayman's 2 - 5V slots get into the CPU via a different path from the IRQ lines - from the 3 3.3V slots. Thus, we have to detect whether the card's - interrupts go via the 5V or 3.3V path, i.e. the 'bridge swizzling' - at the point where we cross from 5V to 3.3V is not the normal case. - - The added complication is that we don't know that the 5V slots are - always bus 2, because a card containing a PCI-PCI bridge may be - plugged into a 3.3V slot, and this changes the bus numbering. - - Also, the Cayman has an intermediate PCI bus that goes a custom - expansion board header (and to the secondary bridge). This bus has - never been used in practice. - - The 1ary onboard PCI-PCI bridge is device 3 on bus 0 - The 2ary onboard PCI-PCI bridge is device 0 on the 2ary bus of the 1ary bridge. - */ - - struct slot_pin { - int slot; - int pin; - } path[4]; - int i=0; - - while (dev->bus->number > 0) { - - slot = path[i].slot = PCI_SLOT(dev->devfn); - pin = path[i].pin = bridge_swizzle(pin, slot); - dev = dev->bus->self; - i++; - if (i > 3) panic("PCI path to root bus too long!\n"); - } - - slot = PCI_SLOT(dev->devfn); - /* This is the slot on bus 0 through which the device is eventually - reachable. */ - - /* Now work back up. */ - if ((slot < 3) || (i == 0)) { - /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final - swizzle now. */ - result = IRQ_INTA + bridge_swizzle(pin, slot) - 1; - } else { - i--; - slot = path[i].slot; - pin = path[i].pin; - if (slot > 0) { - panic("PCI expansion bus device found - not handled!\n"); - } else { - if (i > 0) { - /* 5V slots */ - i--; - slot = path[i].slot; - pin = path[i].pin; - /* 'pin' was swizzled earlier wrt slot, don't do it again. */ - result = IRQ_P2INTA + (pin - 1); - } else { - /* IRQ for 2ary PCI-PCI bridge : unused */ - result = -1; - } - } - } - - return result; -} - -static irqreturn_t pcish5_err_irq(int irq, void *dev_id) -{ - struct pt_regs *regs = get_irq_regs(); - unsigned pci_int, pci_air, pci_cir, pci_aint; - - pci_int = SH5PCI_READ(INT); - pci_cir = SH5PCI_READ(CIR); - pci_air = SH5PCI_READ(AIR); - - if (pci_int) { - printk("PCI INTERRUPT (at %08llx)!\n", regs->pc); - printk("PCI INT -> 0x%x\n", pci_int & 0xffff); - printk("PCI AIR -> 0x%x\n", pci_air); - printk("PCI CIR -> 0x%x\n", pci_cir); - SH5PCI_WRITE(INT, ~0); - } - - pci_aint = SH5PCI_READ(AINT); - if (pci_aint) { - printk("PCI ARB INTERRUPT!\n"); - printk("PCI AINT -> 0x%x\n", pci_aint); - printk("PCI AIR -> 0x%x\n", pci_air); - printk("PCI CIR -> 0x%x\n", pci_cir); - SH5PCI_WRITE(AINT, ~0); - } - - return IRQ_HANDLED; -} - -static irqreturn_t pcish5_serr_irq(int irq, void *dev_id) -{ - printk("SERR IRQ\n"); - - return IRQ_NONE; -} - -static void __init -pcibios_size_bridge(struct pci_bus *bus, struct resource *ior, - struct resource *memr) -{ - struct resource io_res, mem_res; - struct pci_dev *dev; - struct pci_dev *bridge = bus->self; - struct list_head *ln; - - if (!bridge) - return; /* host bridge, nothing to do */ - - /* set reasonable default locations for pcibios_align_resource */ - io_res.start = PCIBIOS_MIN_IO; - mem_res.start = PCIBIOS_MIN_MEM; - - io_res.end = io_res.start; - mem_res.end = mem_res.start; - - /* Collect information about how our direct children are layed out. */ - for (ln=bus->devices.next; ln != &bus->devices; ln=ln->next) { - int i; - dev = pci_dev_b(ln); - - /* Skip bridges for now */ - if (dev->class >> 8 == PCI_CLASS_BRIDGE_PCI) - continue; - - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - struct resource res; - unsigned long size; - - memcpy(&res, &dev->resource[i], sizeof(res)); - size = res.end - res.start + 1; - - if (res.flags & IORESOURCE_IO) { - res.start = io_res.end; - pcibios_align_resource(dev, &res, size, 0); - io_res.end = res.start + size; - } else if (res.flags & IORESOURCE_MEM) { - res.start = mem_res.end; - pcibios_align_resource(dev, &res, size, 0); - mem_res.end = res.start + size; - } - } - } - - /* And for all of the subordinate busses. */ - for (ln=bus->children.next; ln != &bus->children; ln=ln->next) - pcibios_size_bridge(pci_bus_b(ln), &io_res, &mem_res); - - /* turn the ending locations into sizes (subtract start) */ - io_res.end -= io_res.start; - mem_res.end -= mem_res.start; - - /* Align the sizes up by bridge rules */ - io_res.end = ALIGN(io_res.end, 4*1024) - 1; - mem_res.end = ALIGN(mem_res.end, 1*1024*1024) - 1; - - /* Adjust the bridge's allocation requirements */ - bridge->resource[0].end = bridge->resource[0].start + io_res.end; - bridge->resource[1].end = bridge->resource[1].start + mem_res.end; - - bridge->resource[PCI_BRIDGE_RESOURCES].end = - bridge->resource[PCI_BRIDGE_RESOURCES].start + io_res.end; - bridge->resource[PCI_BRIDGE_RESOURCES+1].end = - bridge->resource[PCI_BRIDGE_RESOURCES+1].start + mem_res.end; - - /* adjust parent's resource requirements */ - if (ior) { - ior->end = ALIGN(ior->end, 4*1024); - ior->end += io_res.end; - } - - if (memr) { - memr->end = ALIGN(memr->end, 1*1024*1024); - memr->end += mem_res.end; - } -} - -static void __init pcibios_size_bridges(void) -{ - struct resource io_res, mem_res; - - memset(&io_res, 0, sizeof(io_res)); - memset(&mem_res, 0, sizeof(mem_res)); - - pcibios_size_bridge(pci_root_bus, &io_res, &mem_res); -} - -static int __init pcibios_init(void) -{ - if (request_irq(IRQ_ERR, pcish5_err_irq, - IRQF_DISABLED, "PCI Error",NULL) < 0) { - printk(KERN_ERR "PCISH5: Cannot hook PCI_PERR interrupt\n"); - return -EINVAL; - } - - if (request_irq(IRQ_SERR, pcish5_serr_irq, - IRQF_DISABLED, "PCI SERR interrupt", NULL) < 0) { - printk(KERN_ERR "PCISH5: Cannot hook PCI_SERR interrupt\n"); - return -EINVAL; - } - - /* The pci subsystem needs to know where memory is and how much - * of it there is. I've simply made these globals. A better mechanism - * is probably needed. - */ - sh5pci_init(__pa(memory_start), - __pa(memory_end) - __pa(memory_start)); - - pci_root_bus = pci_scan_bus(0, &pci_config_ops, NULL); - pcibios_size_bridges(); - pci_assign_unassigned_resources(); - pci_fixup_irqs(no_swizzle, map_cayman_irq); - - return 0; -} - -subsys_initcall(pcibios_init); - -void __devinit pcibios_fixup_bus(struct pci_bus *bus) -{ - struct pci_dev *dev = bus->self; - int i; - -#if 1 - if(dev) { - for(i=0; i<3; i++) { - bus->resource[i] = - &dev->resource[PCI_BRIDGE_RESOURCES+i]; - bus->resource[i]->name = bus->name; - } - bus->resource[0]->flags |= IORESOURCE_IO; - bus->resource[1]->flags |= IORESOURCE_MEM; - - /* For now, propagate host limits to the bus; - * we'll adjust them later. */ - -#if 1 - bus->resource[0]->end = 64*1024 - 1 ; - bus->resource[1]->end = PCIBIOS_MIN_MEM+(256*1024*1024)-1; - bus->resource[0]->start = PCIBIOS_MIN_IO; - bus->resource[1]->start = PCIBIOS_MIN_MEM; -#else - bus->resource[0]->end = 0; - bus->resource[1]->end = 0; - bus->resource[0]->start =0; - bus->resource[1]->start = 0; -#endif - /* Turn off downstream PF memory address range by default */ - bus->resource[2]->start = 1024*1024; - bus->resource[2]->end = bus->resource[2]->start - 1; - } -#endif - -} - diff --git a/arch/sh64/kernel/pcibios.c b/arch/sh64/kernel/pcibios.c deleted file mode 100644 index 945920b..0000000 --- a/arch/sh64/kernel/pcibios.c +++ /dev/null @@ -1,168 +0,0 @@ -/* - * $Id: pcibios.c,v 1.1 2001/08/24 12:38:19 dwmw2 Exp $ - * - * arch/sh/kernel/pcibios.c - * - * Copyright (C) 2002 STMicroelectronics Limited - * Author : David J. McKay - * - * Copyright (C) 2004 Richard Curnow, SuperH UK Limited - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * This is GPL'd. - * - * Provided here are generic versions of: - * pcibios_update_resource() - * pcibios_align_resource() - * pcibios_enable_device() - * pcibios_set_master() - * pcibios_update_irq() - * - * These functions are collected here to reduce duplication of common - * code amongst the many platform-specific PCI support code files. - * - * Platform-specific files are expected to provide: - * pcibios_fixup_bus() - * pcibios_init() - * pcibios_setup() - * pcibios_fixup_pbus_ranges() - */ - -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/init.h> - -void -pcibios_update_resource(struct pci_dev *dev, struct resource *root, - struct resource *res, int resource) -{ - u32 new, check; - int reg; - - new = res->start | (res->flags & PCI_REGION_FLAG_MASK); - if (resource < 6) { - reg = PCI_BASE_ADDRESS_0 + 4*resource; - } else if (resource == PCI_ROM_RESOURCE) { - res->flags |= IORESOURCE_ROM_ENABLE; - new |= PCI_ROM_ADDRESS_ENABLE; - reg = dev->rom_base_reg; - } else { - /* Somebody might have asked allocation of a non-standard resource */ - return; - } - - pci_write_config_dword(dev, reg, new); - pci_read_config_dword(dev, reg, &check); - if ((new ^ check) & ((new & PCI_BASE_ADDRESS_SPACE_IO) ? PCI_BASE_ADDRESS_IO_MASK : PCI_BASE_ADDRESS_MEM_MASK)) { - printk(KERN_ERR "PCI: Error while updating region " - "%s/%d (%08x != %08x)\n", pci_name(dev), resource, - new, check); - } -} - -/* - * We need to avoid collisions with `mirrored' VGA ports - * and other strange ISA hardware, so we always want the - * addresses to be allocated in the 0x000-0x0ff region - * modulo 0x400. - */ -void pcibios_align_resource(void *data, struct resource *res, - resource_size_t size, resource_size_t align) -{ - if (res->flags & IORESOURCE_IO) { - resource_size_t start = res->start; - - if (start & 0x300) { - start = (start + 0x3ff) & ~0x3ff; - res->start = start; - } - } -} - -static void pcibios_enable_bridge(struct pci_dev *dev) -{ - struct pci_bus *bus = dev->subordinate; - u16 cmd, old_cmd; - - pci_read_config_word(dev, PCI_COMMAND, &cmd); - old_cmd = cmd; - - if (bus->resource[0]->flags & IORESOURCE_IO) { - cmd |= PCI_COMMAND_IO; - } - if ((bus->resource[1]->flags & IORESOURCE_MEM) || - (bus->resource[2]->flags & IORESOURCE_PREFETCH)) { - cmd |= PCI_COMMAND_MEMORY; - } - - if (cmd != old_cmd) { - pci_write_config_word(dev, PCI_COMMAND, cmd); - } - - printk("PCI bridge %s, command register -> %04x\n", - pci_name(dev), cmd); - -} - - - -int pcibios_enable_device(struct pci_dev *dev, int mask) -{ - u16 cmd, old_cmd; - int idx; - struct resource *r; - - if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) { - pcibios_enable_bridge(dev); - } - - pci_read_config_word(dev, PCI_COMMAND, &cmd); - old_cmd = cmd; - for(idx=0; idx<6; idx++) { - if (!(mask & (1 << idx))) - continue; - r = &dev->resource[idx]; - if (!r->start && r->end) { - printk(KERN_ERR "PCI: Device %s not available because of resource collisions\n", pci_name(dev)); - return -EINVAL; - } - if (r->flags & IORESOURCE_IO) - cmd |= PCI_COMMAND_IO; - if (r->flags & IORESOURCE_MEM) - cmd |= PCI_COMMAND_MEMORY; - } - if (dev->resource[PCI_ROM_RESOURCE].start) - cmd |= PCI_COMMAND_MEMORY; - if (cmd != old_cmd) { - printk(KERN_INFO "PCI: Enabling device %s (%04x -> %04x)\n", pci_name(dev), old_cmd, cmd); - pci_write_config_word(dev, PCI_COMMAND, cmd); - } - return 0; -} - -/* - * If we set up a device for bus mastering, we need to check and set - * the latency timer as it may not be properly set. - */ -unsigned int pcibios_max_latency = 255; - -void pcibios_set_master(struct pci_dev *dev) -{ - u8 lat; - pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); - if (lat < 16) - lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency; - else if (lat > pcibios_max_latency) - lat = pcibios_max_latency; - else - return; - printk(KERN_INFO "PCI: Setting latency timer of device %s to %d\n", pci_name(dev), lat); - pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); -} - -void __init pcibios_update_irq(struct pci_dev *dev, int irq) -{ - pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq); -} diff --git a/arch/sh64/kernel/semaphore.c b/arch/sh64/kernel/semaphore.c deleted file mode 100644 index 72c1653..0000000 --- a/arch/sh64/kernel/semaphore.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Just taken from alpha implementation. - * This can't work well, perhaps. - */ -/* - * Generic semaphore code. Buyer beware. Do your own - * specific changes in <asm/semaphore-helper.h> - */ - -#include <linux/errno.h> -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/wait.h> -#include <linux/init.h> -#include <asm/semaphore.h> -#include <asm/semaphore-helper.h> - -spinlock_t semaphore_wake_lock; - -/* - * Semaphores are implemented using a two-way counter: - * The "count" variable is decremented for each process - * that tries to sleep, while the "waking" variable is - * incremented when the "up()" code goes to wake up waiting - * processes. - * - * Notably, the inline "up()" and "down()" functions can - * efficiently test if they need to do any extra work (up - * needs to do something only if count was negative before - * the increment operation. - * - * waking_non_zero() (from asm/semaphore.h) must execute - * atomically. - * - * When __up() is called, the count was negative before - * incrementing it, and we need to wake up somebody. - * - * This routine adds one to the count of processes that need to - * wake up and exit. ALL waiting processes actually wake up but - * only the one that gets to the "waking" field first will gate - * through and acquire the semaphore. The others will go back - * to sleep. - * - * Note that these functions are only called when there is - * contention on the lock, and as such all this is the - * "non-critical" part of the whole semaphore business. The - * critical part is the inline stuff in <asm/semaphore.h> - * where we want to avoid any extra jumps and calls. - */ -void __up(struct semaphore *sem) -{ - wake_one_more(sem); - wake_up(&sem->wait); -} - -/* - * Perform the "down" function. Return zero for semaphore acquired, - * return negative for signalled out of the function. - * - * If called from __down, the return is ignored and the wait loop is - * not interruptible. This means that a task waiting on a semaphore - * using "down()" cannot be killed until someone does an "up()" on - * the semaphore. - * - * If called from __down_interruptible, the return value gets checked - * upon return. If the return value is negative then the task continues - * with the negative value in the return register (it can be tested by - * the caller). - * - * Either form may be used in conjunction with "up()". - * - */ - -#define DOWN_VAR \ - struct task_struct *tsk = current; \ - wait_queue_t wait; \ - init_waitqueue_entry(&wait, tsk); - -#define DOWN_HEAD(task_state) \ - \ - \ - tsk->state = (task_state); \ - add_wait_queue(&sem->wait, &wait); \ - \ - /* \ - * Ok, we're set up. sem->count is known to be less than zero \ - * so we must wait. \ - * \ - * We can let go the lock for purposes of waiting. \ - * We re-acquire it after awaking so as to protect \ - * all semaphore operations. \ - * \ - * If "up()" is called before we call waking_non_zero() then \ - * we will catch it right away. If it is called later then \ - * we will have to go through a wakeup cycle to catch it. \ - * \ - * Multiple waiters contend for the semaphore lock to see \ - * who gets to gate through and who has to wait some more. \ - */ \ - for (;;) { - -#define DOWN_TAIL(task_state) \ - tsk->state = (task_state); \ - } \ - tsk->state = TASK_RUNNING; \ - remove_wait_queue(&sem->wait, &wait); - -void __sched __down(struct semaphore * sem) -{ - DOWN_VAR - DOWN_HEAD(TASK_UNINTERRUPTIBLE) - if (waking_non_zero(sem)) - break; - schedule(); - DOWN_TAIL(TASK_UNINTERRUPTIBLE) -} - -int __sched __down_interruptible(struct semaphore * sem) -{ - int ret = 0; - DOWN_VAR - DOWN_HEAD(TASK_INTERRUPTIBLE) - - ret = waking_non_zero_interruptible(sem, tsk); - if (ret) - { - if (ret == 1) - /* ret != 0 only if we get interrupted -arca */ - ret = 0; - break; - } - schedule(); - DOWN_TAIL(TASK_INTERRUPTIBLE) - return ret; -} - -int __down_trylock(struct semaphore * sem) -{ - return waking_non_zero_trylock(sem); -} diff --git a/arch/sh64/kernel/setup.c b/arch/sh64/kernel/setup.c deleted file mode 100644 index 2b7264c..0000000 --- a/arch/sh64/kernel/setup.c +++ /dev/null @@ -1,379 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/setup.c - * - * sh64 Arch Support - * - * This file handles the architecture-dependent parts of initialization - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - * benedict.gaster@superh.com: 2nd May 2002 - * Modified to use the empty_zero_page to pass command line arguments. - * - * benedict.gaster@superh.com: 3rd May 2002 - * Added support for ramdisk, removing statically linked romfs at the same time. - * - * lethal@linux-sh.org: 15th May 2003 - * Added generic procfs cpuinfo reporting. Make boards just export their name. - * - * lethal@linux-sh.org: 25th May 2003 - * Added generic get_cpu_subtype() for subtype reporting from cpu_data->type. - * - */ -#include <linux/errno.h> -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/stddef.h> -#include <linux/unistd.h> -#include <linux/ptrace.h> -#include <linux/slab.h> -#include <linux/user.h> -#include <linux/a.out.h> -#include <linux/screen_info.h> -#include <linux/ioport.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/seq_file.h> -#include <linux/blkdev.h> -#include <linux/bootmem.h> -#include <linux/console.h> -#include <linux/root_dev.h> -#include <linux/cpu.h> -#include <linux/initrd.h> -#include <linux/pfn.h> -#include <asm/processor.h> -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/platform.h> -#include <asm/uaccess.h> -#include <asm/system.h> -#include <asm/io.h> -#include <asm/sections.h> -#include <asm/setup.h> -#include <asm/smp.h> - -struct screen_info screen_info; - -#ifdef CONFIG_BLK_DEV_RAM -extern int rd_doload; /* 1 = load ramdisk, 0 = don't load */ -extern int rd_prompt; /* 1 = prompt for ramdisk, 0 = don't prompt */ -extern int rd_image_start; /* starting block # of image */ -#endif - -extern int root_mountflags; -extern char *get_system_type(void); -extern void platform_setup(void); -extern void platform_monitor(void); -extern void platform_reserve(void); -extern int sh64_cache_init(void); -extern int sh64_tlb_init(void); - -#define RAMDISK_IMAGE_START_MASK 0x07FF -#define RAMDISK_PROMPT_FLAG 0x8000 -#define RAMDISK_LOAD_FLAG 0x4000 - -static char __initdata command_line[COMMAND_LINE_SIZE] = { 0, }; -unsigned long long memory_start = CONFIG_MEMORY_START; -unsigned long long memory_end = CONFIG_MEMORY_START + (CONFIG_MEMORY_SIZE_IN_MB * 1024 * 1024); - -struct sh_cpuinfo boot_cpu_data; - -static inline void parse_mem_cmdline (char ** cmdline_p) -{ - char c = ' ', *to = command_line, *from = COMMAND_LINE; - int len = 0; - - /* Save unparsed command line copy for /proc/cmdline */ - memcpy(boot_command_line, COMMAND_LINE, COMMAND_LINE_SIZE); - boot_command_line[COMMAND_LINE_SIZE-1] = '\0'; - - for (;;) { - /* - * "mem=XXX[kKmM]" defines a size of memory. - */ - if (c == ' ' && !memcmp(from, "mem=", 4)) { - if (to != command_line) - to--; - { - unsigned long mem_size; - - mem_size = memparse(from+4, &from); - memory_end = memory_start + mem_size; - } - } - c = *(from++); - if (!c) - break; - if (COMMAND_LINE_SIZE <= ++len) - break; - *(to++) = c; - } - *to = '\0'; - - *cmdline_p = command_line; -} - -static void __init sh64_cpu_type_detect(void) -{ - extern unsigned long long peek_real_address_q(unsigned long long addr); - unsigned long long cir; - /* Do peeks in real mode to avoid having to set up a mapping for the - WPC registers. On SH5-101 cut2, such a mapping would be exposed to - an address translation erratum which would make it hard to set up - correctly. */ - cir = peek_real_address_q(0x0d000008); - - if ((cir & 0xffff) == 0x5103) { - boot_cpu_data.type = CPU_SH5_103; - } else if (((cir >> 32) & 0xffff) == 0x51e2) { - /* CPU.VCR aliased at CIR address on SH5-101 */ - boot_cpu_data.type = CPU_SH5_101; - } else { - boot_cpu_data.type = CPU_SH_NONE; - } -} - -void __init setup_arch(char **cmdline_p) -{ - unsigned long bootmap_size, i; - unsigned long first_pfn, start_pfn, last_pfn, pages; - -#ifdef CONFIG_EARLY_PRINTK - extern void enable_early_printk(void); - - /* - * Setup Early SCIF console - */ - enable_early_printk(); -#endif - - /* - * Setup TLB mappings - */ - sh64_tlb_init(); - - /* - * Caches are already initialized by the time we get here, so we just - * fill in cpu_data info for the caches. - */ - sh64_cache_init(); - - platform_setup(); - platform_monitor(); - - sh64_cpu_type_detect(); - - ROOT_DEV = old_decode_dev(ORIG_ROOT_DEV); - -#ifdef CONFIG_BLK_DEV_RAM - rd_image_start = RAMDISK_FLAGS & RAMDISK_IMAGE_START_MASK; - rd_prompt = ((RAMDISK_FLAGS & RAMDISK_PROMPT_FLAG) != 0); - rd_doload = ((RAMDISK_FLAGS & RAMDISK_LOAD_FLAG) != 0); -#endif - - if (!MOUNT_ROOT_RDONLY) - root_mountflags &= ~MS_RDONLY; - init_mm.start_code = (unsigned long) _text; - init_mm.end_code = (unsigned long) _etext; - init_mm.end_data = (unsigned long) _edata; - init_mm.brk = (unsigned long) _end; - - code_resource.start = __pa(_text); - code_resource.end = __pa(_etext)-1; - data_resource.start = __pa(_etext); - data_resource.end = __pa(_edata)-1; - - parse_mem_cmdline(cmdline_p); - - /* - * Find the lowest and highest page frame numbers we have available - */ - first_pfn = PFN_DOWN(memory_start); - last_pfn = PFN_DOWN(memory_end); - pages = last_pfn - first_pfn; - - /* - * Partially used pages are not usable - thus - * we are rounding upwards: - */ - start_pfn = PFN_UP(__pa(_end)); - - /* - * Find a proper area for the bootmem bitmap. After this - * bootstrap step all allocations (until the page allocator - * is intact) must be done via bootmem_alloc(). - */ - bootmap_size = init_bootmem_node(NODE_DATA(0), start_pfn, - first_pfn, - last_pfn); - /* - * Round it up. - */ - bootmap_size = PFN_PHYS(PFN_UP(bootmap_size)); - - /* - * Register fully available RAM pages with the bootmem allocator. - */ - free_bootmem_node(NODE_DATA(0), PFN_PHYS(first_pfn), PFN_PHYS(pages)); - - /* - * Reserve all kernel sections + bootmem bitmap + a guard page. - */ - reserve_bootmem_node(NODE_DATA(0), PFN_PHYS(first_pfn), - (PFN_PHYS(start_pfn) + bootmap_size + PAGE_SIZE) - PFN_PHYS(first_pfn)); - - /* - * Reserve platform dependent sections - */ - platform_reserve(); - -#ifdef CONFIG_BLK_DEV_INITRD - if (LOADER_TYPE && INITRD_START) { - if (INITRD_START + INITRD_SIZE <= (PFN_PHYS(last_pfn))) { - reserve_bootmem_node(NODE_DATA(0), INITRD_START + __MEMORY_START, INITRD_SIZE); - - initrd_start = (long) INITRD_START + PAGE_OFFSET + __MEMORY_START; - initrd_end = initrd_start + INITRD_SIZE; - } else { - printk("initrd extends beyond end of memory " - "(0x%08lx > 0x%08lx)\ndisabling initrd\n", - (long) INITRD_START + INITRD_SIZE, - PFN_PHYS(last_pfn)); - initrd_start = 0; - } - } -#endif - - /* - * Claim all RAM, ROM, and I/O resources. - */ - - /* Kernel RAM */ - request_resource(&iomem_resource, &code_resource); - request_resource(&iomem_resource, &data_resource); - - /* Other KRAM space */ - for (i = 0; i < STANDARD_KRAM_RESOURCES - 2; i++) - request_resource(&iomem_resource, - &platform_parms.kram_res_p[i]); - - /* XRAM space */ - for (i = 0; i < STANDARD_XRAM_RESOURCES; i++) - request_resource(&iomem_resource, - &platform_parms.xram_res_p[i]); - - /* ROM space */ - for (i = 0; i < STANDARD_ROM_RESOURCES; i++) - request_resource(&iomem_resource, - &platform_parms.rom_res_p[i]); - - /* I/O space */ - for (i = 0; i < STANDARD_IO_RESOURCES; i++) - request_resource(&ioport_resource, - &platform_parms.io_res_p[i]); - - -#ifdef CONFIG_VT -#if defined(CONFIG_VGA_CONSOLE) - conswitchp = &vga_con; -#elif defined(CONFIG_DUMMY_CONSOLE) - conswitchp = &dummy_con; -#endif -#endif - - printk("Hardware FPU: %s\n", fpu_in_use ? "enabled" : "disabled"); - - paging_init(); -} - -void __xchg_called_with_bad_pointer(void) -{ - printk(KERN_EMERG "xchg() called with bad pointer !\n"); -} - -static struct cpu cpu[1]; - -static int __init topology_init(void) -{ - return register_cpu(cpu, 0); -} - -subsys_initcall(topology_init); - -/* - * Get CPU information - */ -static const char *cpu_name[] = { - [CPU_SH5_101] = "SH5-101", - [CPU_SH5_103] = "SH5-103", - [CPU_SH_NONE] = "Unknown", -}; - -const char *get_cpu_subtype(void) -{ - return cpu_name[boot_cpu_data.type]; -} - -#ifdef CONFIG_PROC_FS -static int show_cpuinfo(struct seq_file *m,void *v) -{ - unsigned int cpu = smp_processor_id(); - - if (!cpu) - seq_printf(m, "machine\t\t: %s\n", get_system_type()); - - seq_printf(m, "processor\t: %d\n", cpu); - seq_printf(m, "cpu family\t: SH-5\n"); - seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype()); - - seq_printf(m, "icache size\t: %dK-bytes\n", - (boot_cpu_data.icache.ways * - boot_cpu_data.icache.sets * - boot_cpu_data.icache.linesz) >> 10); - seq_printf(m, "dcache size\t: %dK-bytes\n", - (boot_cpu_data.dcache.ways * - boot_cpu_data.dcache.sets * - boot_cpu_data.dcache.linesz) >> 10); - seq_printf(m, "itlb entries\t: %d\n", boot_cpu_data.itlb.entries); - seq_printf(m, "dtlb entries\t: %d\n", boot_cpu_data.dtlb.entries); - -#define PRINT_CLOCK(name, value) \ - seq_printf(m, name " clock\t: %d.%02dMHz\n", \ - ((value) / 1000000), ((value) % 1000000)/10000) - - PRINT_CLOCK("cpu", boot_cpu_data.cpu_clock); - PRINT_CLOCK("bus", boot_cpu_data.bus_clock); - PRINT_CLOCK("module", boot_cpu_data.module_clock); - - seq_printf(m, "bogomips\t: %lu.%02lu\n\n", - (loops_per_jiffy*HZ+2500)/500000, - ((loops_per_jiffy*HZ+2500)/5000) % 100); - - return 0; -} - -static void *c_start(struct seq_file *m, loff_t *pos) -{ - return (void*)(*pos == 0); -} -static void *c_next(struct seq_file *m, void *v, loff_t *pos) -{ - return NULL; -} -static void c_stop(struct seq_file *m, void *v) -{ -} -struct seq_operations cpuinfo_op = { - .start = c_start, - .next = c_next, - .stop = c_stop, - .show = show_cpuinfo, -}; -#endif /* CONFIG_PROC_FS */ diff --git a/arch/sh64/kernel/sys_sh64.c b/arch/sh64/kernel/sys_sh64.c deleted file mode 100644 index de0a303..0000000 --- a/arch/sh64/kernel/sys_sh64.c +++ /dev/null @@ -1,304 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/kernel/sys_sh64.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * This file contains various random system calls that - * have a non-standard calling sequence on the Linux/SH5 - * platform. - * - * Mostly taken from i386 version. - * - */ - -#include <linux/errno.h> -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/fs.h> -#include <linux/smp.h> -#include <linux/sem.h> -#include <linux/msg.h> -#include <linux/shm.h> -#include <linux/stat.h> -#include <linux/mman.h> -#include <linux/file.h> -#include <linux/utsname.h> -#include <linux/syscalls.h> -#include <linux/ipc.h> -#include <asm/uaccess.h> -#include <asm/ptrace.h> -#include <asm/unistd.h> - -#define REG_3 3 - -/* - * sys_pipe() is the normal C calling standard for creating - * a pipe. It's not the way Unix traditionally does this, though. - */ -#ifdef NEW_PIPE_IMPLEMENTATION -asmlinkage int sys_pipe(unsigned long * fildes, - unsigned long dummy_r3, - unsigned long dummy_r4, - unsigned long dummy_r5, - unsigned long dummy_r6, - unsigned long dummy_r7, - struct pt_regs * regs) /* r8 = pt_regs forced by entry.S */ -{ - int fd[2]; - int ret; - - ret = do_pipe(fd); - if (ret == 0) - /* - *********************************************************************** - * To avoid the copy_to_user we prefer to break the ABIs convention, * - * packing the valid pair of file IDs into a single register (r3); * - * while r2 is the return code as defined by the sh5-ABIs. * - * BE CAREFUL: pipe stub, into glibc, must be aware of this solution * - *********************************************************************** - -#ifdef __LITTLE_ENDIAN__ - regs->regs[REG_3] = (((unsigned long long) fd[1]) << 32) | ((unsigned long long) fd[0]); -#else - regs->regs[REG_3] = (((unsigned long long) fd[0]) << 32) | ((unsigned long long) fd[1]); -#endif - - */ - /* although not very clever this is endianess independent */ - regs->regs[REG_3] = (unsigned long long) *((unsigned long long *) fd); - - return ret; -} - -#else -asmlinkage int sys_pipe(unsigned long * fildes) -{ - int fd[2]; - int error; - - error = do_pipe(fd); - if (!error) { - if (copy_to_user(fildes, fd, 2*sizeof(int))) - error = -EFAULT; - } - return error; -} - -#endif - -/* - * To avoid cache alias, we map the shard page with same color. - */ -#define COLOUR_ALIGN(addr) (((addr)+SHMLBA-1)&~(SHMLBA-1)) - -unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, - unsigned long len, unsigned long pgoff, unsigned long flags) -{ - struct vm_area_struct *vma; - - if (flags & MAP_FIXED) { - /* We do not accept a shared mapping if it would violate - * cache aliasing constraints. - */ - if ((flags & MAP_SHARED) && (addr & (SHMLBA - 1))) - return -EINVAL; - return addr; - } - - if (len > TASK_SIZE) - return -ENOMEM; - if (!addr) - addr = TASK_UNMAPPED_BASE; - - if (flags & MAP_PRIVATE) - addr = PAGE_ALIGN(addr); - else - addr = COLOUR_ALIGN(addr); - - for (vma = find_vma(current->mm, addr); ; vma = vma->vm_next) { - /* At this point: (!vma || addr < vma->vm_end). */ - if (TASK_SIZE - len < addr) - return -ENOMEM; - if (!vma || addr + len <= vma->vm_start) - return addr; - addr = vma->vm_end; - if (!(flags & MAP_PRIVATE)) - addr = COLOUR_ALIGN(addr); - } -} - -/* common code for old and new mmaps */ -static inline long do_mmap2( - unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff) -{ - int error = -EBADF; - struct file * file = NULL; - - flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); - if (!(flags & MAP_ANONYMOUS)) { - file = fget(fd); - if (!file) - goto out; - } - - down_write(¤t->mm->mmap_sem); - error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); - up_write(¤t->mm->mmap_sem); - - if (file) - fput(file); -out: - return error; -} - -asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, unsigned long pgoff) -{ - return do_mmap2(addr, len, prot, flags, fd, pgoff); -} - -asmlinkage int old_mmap(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - int fd, unsigned long off) -{ - if (off & ~PAGE_MASK) - return -EINVAL; - return do_mmap2(addr, len, prot, flags, fd, off>>PAGE_SHIFT); -} - -/* - * sys_ipc() is the de-multiplexer for the SysV IPC calls.. - * - * This is really horribly ugly. - */ -asmlinkage int sys_ipc(uint call, int first, int second, - int third, void __user *ptr, long fifth) -{ - int version, ret; - - version = call >> 16; /* hack for backward compatibility */ - call &= 0xffff; - - if (call <= SEMCTL) - switch (call) { - case SEMOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, NULL); - case SEMTIMEDOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, - second, - (const struct timespec __user *)fifth); - case SEMGET: - return sys_semget (first, second, third); - case SEMCTL: { - union semun fourth; - if (!ptr) - return -EINVAL; - if (get_user(fourth.__pad, (void * __user *) ptr)) - return -EFAULT; - return sys_semctl (first, second, third, fourth); - } - default: - return -EINVAL; - } - - if (call <= MSGCTL) - switch (call) { - case MSGSND: - return sys_msgsnd (first, (struct msgbuf __user *) ptr, - second, third); - case MSGRCV: - switch (version) { - case 0: { - struct ipc_kludge tmp; - if (!ptr) - return -EINVAL; - - if (copy_from_user(&tmp, - (struct ipc_kludge __user *) ptr, - sizeof (tmp))) - return -EFAULT; - return sys_msgrcv (first, tmp.msgp, second, - tmp.msgtyp, third); - } - default: - return sys_msgrcv (first, - (struct msgbuf __user *) ptr, - second, fifth, third); - } - case MSGGET: - return sys_msgget ((key_t) first, second); - case MSGCTL: - return sys_msgctl (first, second, - (struct msqid_ds __user *) ptr); - default: - return -EINVAL; - } - if (call <= SHMCTL) - switch (call) { - case SHMAT: - switch (version) { - default: { - ulong raddr; - ret = do_shmat (first, (char __user *) ptr, - second, &raddr); - if (ret) - return ret; - return put_user (raddr, (ulong __user *) third); - } - case 1: /* iBCS2 emulator entry point */ - if (!segment_eq(get_fs(), get_ds())) - return -EINVAL; - return do_shmat (first, (char __user *) ptr, - second, (ulong *) third); - } - case SHMDT: - return sys_shmdt ((char __user *)ptr); - case SHMGET: - return sys_shmget (first, second, third); - case SHMCTL: - return sys_shmctl (first, second, - (struct shmid_ds __user *) ptr); - default: - return -EINVAL; - } - - return -EINVAL; -} - -asmlinkage int sys_uname(struct old_utsname * name) -{ - int err; - if (!name) - return -EFAULT; - down_read(&uts_sem); - err = copy_to_user(name, utsname(), sizeof (*name)); - up_read(&uts_sem); - return err?-EFAULT:0; -} - -/* - * Do a system call from kernel instead of calling sys_execve so we - * end up with proper pt_regs. - */ -int kernel_execve(const char *filename, char *const argv[], char *const envp[]) -{ - register unsigned long __sc0 __asm__ ("r9") = ((0x13 << 16) | __NR_execve); - register unsigned long __sc2 __asm__ ("r2") = (unsigned long) filename; - register unsigned long __sc3 __asm__ ("r3") = (unsigned long) argv; - register unsigned long __sc4 __asm__ ("r4") = (unsigned long) envp; - __asm__ __volatile__ ("trapa %1 !\t\t\t execve(%2,%3,%4)" - : "=r" (__sc0) - : "r" (__sc0), "r" (__sc2), "r" (__sc3), "r" (__sc4) ); - __asm__ __volatile__ ("!dummy %0 %1 %2 %3" - : : "r" (__sc0), "r" (__sc2), "r" (__sc3), "r" (__sc4) : "memory"); - return __sc0; -} diff --git a/arch/sh64/kernel/vmlinux.lds.S b/arch/sh64/kernel/vmlinux.lds.S deleted file mode 100644 index f533a06..0000000 --- a/arch/sh64/kernel/vmlinux.lds.S +++ /dev/null @@ -1,140 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh5/vmlinux.lds.S - * - * ld script to make ST50 Linux kernel - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * benedict.gaster@superh.com: 2nd May 2002 - * Add definition of empty_zero_page to be the first page of kernel image. - * - * benedict.gaster@superh.com: 3rd May 2002 - * Added support for ramdisk, removing statically linked romfs at the same time. - * - * lethal@linux-sh.org: 9th May 2003 - * Kill off GLOBAL_NAME() usage and other CDC-isms. - * - * lethal@linux-sh.org: 19th May 2003 - * Remove support for ancient toolchains. - */ - -#include <asm/page.h> -#include <asm/cache.h> -#include <asm/processor.h> -#include <asm/thread_info.h> - -#define LOAD_OFFSET CONFIG_CACHED_MEMORY_OFFSET -#include <asm-generic/vmlinux.lds.h> - -OUTPUT_ARCH(sh:sh5) - -#define C_PHYS(x) AT (ADDR(x) - LOAD_OFFSET) - -ENTRY(__start) -SECTIONS -{ - . = CONFIG_CACHED_MEMORY_OFFSET + CONFIG_MEMORY_START + PAGE_SIZE; - _text = .; /* Text and read-only data */ - text = .; /* Text and read-only data */ - - .empty_zero_page : C_PHYS(.empty_zero_page) { - *(.empty_zero_page) - } = 0 - - .text : C_PHYS(.text) { - *(.text.head) - TEXT_TEXT - *(.text64) - *(.text..SHmedia32) - SCHED_TEXT - LOCK_TEXT - *(.fixup) - *(.gnu.warning) -#ifdef CONFIG_LITTLE_ENDIAN - } = 0x6ff0fff0 -#else - } = 0xf0fff06f -#endif - - /* We likely want __ex_table to be Cache Line aligned */ - . = ALIGN(L1_CACHE_BYTES); /* Exception table */ - __start___ex_table = .; - __ex_table : C_PHYS(__ex_table) { *(__ex_table) } - __stop___ex_table = .; - - _etext = .; /* End of text section */ - - NOTES - - RODATA - - .data : C_PHYS(.data) { /* Data */ - DATA_DATA - CONSTRUCTORS - } - - . = ALIGN(PAGE_SIZE); - .data.page_aligned : C_PHYS(.data.page_aligned) { *(.data.page_aligned) } - - PERCPU(PAGE_SIZE) - - . = ALIGN(L1_CACHE_BYTES); - .data.cacheline_aligned : C_PHYS(.data.cacheline_aligned) { *(.data.cacheline_aligned) } - - _edata = .; /* End of data section */ - - . = ALIGN(THREAD_SIZE); /* init_task: structure size aligned */ - .data.init_task : C_PHYS(.data.init_task) { *(.data.init_task) } - - . = ALIGN(PAGE_SIZE); /* Init code and data */ - __init_begin = .; - _sinittext = .; - .init.text : C_PHYS(.init.text) { *(.init.text) } - _einittext = .; - .init.data : C_PHYS(.init.data) { *(.init.data) } - . = ALIGN(L1_CACHE_BYTES); /* Better if Cache Line aligned */ - __setup_start = .; - .init.setup : C_PHYS(.init.setup) { *(.init.setup) } - __setup_end = .; - __initcall_start = .; - .initcall.init : C_PHYS(.initcall.init) { - INITCALLS - } - __initcall_end = .; - __con_initcall_start = .; - .con_initcall.init : C_PHYS(.con_initcall.init) { *(.con_initcall.init) } - __con_initcall_end = .; - SECURITY_INIT - -#ifdef CONFIG_BLK_DEV_INITRD - __initramfs_start = .; - .init.ramfs : C_PHYS(.init.ramfs) { *(.init.ramfs) } - __initramfs_end = .; -#endif - - . = ALIGN(PAGE_SIZE); - __init_end = .; - - /* Align to the biggest single data representation, head and tail */ - . = ALIGN(8); - __bss_start = .; /* BSS */ - .bss : C_PHYS(.bss) { - *(.bss) - } - . = ALIGN(8); - _end = . ; - - /* Sections to be discarded */ - /DISCARD/ : { - *(.exit.text) - *(.exit.data) - *(.exitcall.exit) - } - - STABS_DEBUG - DWARF_DEBUG -} diff --git a/arch/sh64/lib/Makefile b/arch/sh64/lib/Makefile deleted file mode 100644 index 6a4cc3f..0000000 --- a/arch/sh64/lib/Makefile +++ /dev/null @@ -1,19 +0,0 @@ -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 2000, 2001 Paolo Alberelli -# Coprygith (C) 2003 Paul Mundt -# -# Makefile for the SH-5 specific library files.. -# -# Note! Dependencies are done automagically by 'make dep', which also -# removes any old dependencies. DON'T put your own dependencies here -# unless it's something special (ie not a .c file). -# - -# Panic should really be compiled as PIC -lib-y := udelay.o c-checksum.o dbg.o io.o panic.o memcpy.o copy_user_memcpy.o \ - page_copy.o page_clear.o iomap.o - diff --git a/arch/sh64/lib/io.c b/arch/sh64/lib/io.c deleted file mode 100644 index a3f3a2b..0000000 --- a/arch/sh64/lib/io.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * Copyright (C) 2000 David J. Mckay (david.mckay@st.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * This file contains the I/O routines for use on the overdrive board - * - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/delay.h> -#include <linux/module.h> -#include <asm/system.h> -#include <asm/processor.h> -#include <asm/io.h> - -/* Now for the string version of these functions */ -void outsb(unsigned long port, const void *addr, unsigned long count) -{ - int i; - unsigned char *p = (unsigned char *) addr; - - for (i = 0; i < count; i++, p++) { - outb(*p, port); - } -} -EXPORT_SYMBOL(outsb); - -void insb(unsigned long port, void *addr, unsigned long count) -{ - int i; - unsigned char *p = (unsigned char *) addr; - - for (i = 0; i < count; i++, p++) { - *p = inb(port); - } -} -EXPORT_SYMBOL(insb); - -/* For the 16 and 32 bit string functions, we have to worry about alignment. - * The SH does not do unaligned accesses, so we have to read as bytes and - * then write as a word or dword. - * This can be optimised a lot more, especially in the case where the data - * is aligned - */ - -void outsw(unsigned long port, const void *addr, unsigned long count) -{ - int i; - unsigned short tmp; - unsigned char *p = (unsigned char *) addr; - - for (i = 0; i < count; i++, p += 2) { - tmp = (*p) | ((*(p + 1)) << 8); - outw(tmp, port); - } -} -EXPORT_SYMBOL(outsw); - -void insw(unsigned long port, void *addr, unsigned long count) -{ - int i; - unsigned short tmp; - unsigned char *p = (unsigned char *) addr; - - for (i = 0; i < count; i++, p += 2) { - tmp = inw(port); - p[0] = tmp & 0xff; - p[1] = (tmp >> 8) & 0xff; - } -} -EXPORT_SYMBOL(insw); - -void outsl(unsigned long port, const void *addr, unsigned long count) -{ - int i; - unsigned tmp; - unsigned char *p = (unsigned char *) addr; - - for (i = 0; i < count; i++, p += 4) { - tmp = (*p) | ((*(p + 1)) << 8) | ((*(p + 2)) << 16) | - ((*(p + 3)) << 24); - outl(tmp, port); - } -} -EXPORT_SYMBOL(outsl); - -void insl(unsigned long port, void *addr, unsigned long count) -{ - int i; - unsigned tmp; - unsigned char *p = (unsigned char *) addr; - - for (i = 0; i < count; i++, p += 4) { - tmp = inl(port); - p[0] = tmp & 0xff; - p[1] = (tmp >> 8) & 0xff; - p[2] = (tmp >> 16) & 0xff; - p[3] = (tmp >> 24) & 0xff; - - } -} -EXPORT_SYMBOL(insl); - -void memcpy_toio(void __iomem *to, const void *from, long count) -{ - unsigned char *p = (unsigned char *) from; - - while (count) { - count--; - writeb(*p++, to++); - } -} -EXPORT_SYMBOL(memcpy_toio); - -void memcpy_fromio(void *to, void __iomem *from, long count) -{ - int i; - unsigned char *p = (unsigned char *) to; - - for (i = 0; i < count; i++) { - p[i] = readb(from); - from++; - } -} -EXPORT_SYMBOL(memcpy_fromio); diff --git a/arch/sh64/lib/iomap.c b/arch/sh64/lib/iomap.c deleted file mode 100644 index 253d1e3..0000000 --- a/arch/sh64/lib/iomap.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * arch/sh64/lib/iomap.c - * - * Generic sh64 iomap interface - * - * Copyright (C) 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/pci.h> -#include <asm/io.h> - -void __iomem *__attribute__ ((weak)) -ioport_map(unsigned long port, unsigned int len) -{ - return (void __iomem *)port; -} -EXPORT_SYMBOL(ioport_map); - -void ioport_unmap(void __iomem *addr) -{ - /* Nothing .. */ -} -EXPORT_SYMBOL(ioport_unmap); - -#ifdef CONFIG_PCI -void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max) -{ - unsigned long start = pci_resource_start(dev, bar); - unsigned long len = pci_resource_len(dev, bar); - unsigned long flags = pci_resource_flags(dev, bar); - - if (!len) - return NULL; - if (max && len > max) - len = max; - if (flags & IORESOURCE_IO) - return ioport_map(start + pciio_virt, len); - if (flags & IORESOURCE_MEM) - return (void __iomem *)start; - - /* What? */ - return NULL; -} -EXPORT_SYMBOL(pci_iomap); - -void pci_iounmap(struct pci_dev *dev, void __iomem *addr) -{ - /* Nothing .. */ -} -EXPORT_SYMBOL(pci_iounmap); -#endif diff --git a/arch/sh64/mach-cayman/Makefile b/arch/sh64/mach-cayman/Makefile deleted file mode 100644 index 67a2258..0000000 --- a/arch/sh64/mach-cayman/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -# -# Makefile for the Hitachi Cayman specific parts of the kernel -# -# Note! Dependencies are done automagically by 'make dep', which also -# removes any old dependencies. DON'T put your own dependencies here -# unless it's something special (ie not a .c file). -# - -obj-y := setup.o irq.o iomap.o -obj-$(CONFIG_HEARTBEAT) += led.o - diff --git a/arch/sh64/mach-cayman/iomap.c b/arch/sh64/mach-cayman/iomap.c deleted file mode 100644 index a5c645f..0000000 --- a/arch/sh64/mach-cayman/iomap.c +++ /dev/null @@ -1,22 +0,0 @@ -/* - * arch/sh64/mach-cayman/iomap.c - * - * Cayman iomap interface - * - * Copyright (C) 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <asm/io.h> -#include <asm/cayman.h> - -void __iomem *ioport_map(unsigned long port, unsigned int len) -{ - if (port < 0x400) - return (void __iomem *)((port << 2) | smsc_superio_virt); - - return (void __iomem *)port; -} - diff --git a/arch/sh64/mach-harp/Makefile b/arch/sh64/mach-harp/Makefile deleted file mode 100644 index 2f2963f..0000000 --- a/arch/sh64/mach-harp/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y := setup.o diff --git a/arch/sh64/mach-harp/setup.c b/arch/sh64/mach-harp/setup.c deleted file mode 100644 index 05011cb..0000000 --- a/arch/sh64/mach-harp/setup.c +++ /dev/null @@ -1,129 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mach-harp/setup.c - * - * SH-5 Simulator Platform Support - * - * This file handles the architecture-dependent parts of initialization - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * benedict.gaster@superh.com: 3rd May 2002 - * Added support for ramdisk, removing statically linked romfs at the same time. * - * - * lethal@linux-sh.org: 15th May 2003 - * Use the generic procfs cpuinfo interface, just return a valid board name. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <asm/platform.h> -#include <asm/irq.h> - -/* - * Platform Dependent Interrupt Priorities. - */ - -/* Using defaults defined in irq.h */ -#define RES NO_PRIORITY /* Disabled */ -#define IR0 IRL0_PRIORITY /* IRLs */ -#define IR1 IRL1_PRIORITY -#define IR2 IRL2_PRIORITY -#define IR3 IRL3_PRIORITY -#define PCA INTA_PRIORITY /* PCI Ints */ -#define PCB INTB_PRIORITY -#define PCC INTC_PRIORITY -#define PCD INTD_PRIORITY -#define SER TOP_PRIORITY -#define ERR TOP_PRIORITY -#define PW0 TOP_PRIORITY -#define PW1 TOP_PRIORITY -#define PW2 TOP_PRIORITY -#define PW3 TOP_PRIORITY -#define DM0 NO_PRIORITY /* DMA Ints */ -#define DM1 NO_PRIORITY -#define DM2 NO_PRIORITY -#define DM3 NO_PRIORITY -#define DAE NO_PRIORITY -#define TU0 TIMER_PRIORITY /* TMU Ints */ -#define TU1 NO_PRIORITY -#define TU2 NO_PRIORITY -#define TI2 NO_PRIORITY -#define ATI NO_PRIORITY /* RTC Ints */ -#define PRI NO_PRIORITY -#define CUI RTC_PRIORITY -#define ERI SCIF_PRIORITY /* SCIF Ints */ -#define RXI SCIF_PRIORITY -#define BRI SCIF_PRIORITY -#define TXI SCIF_PRIORITY -#define ITI TOP_PRIORITY /* WDT Ints */ - -/* - * Platform dependent structures: maps and parms block. - */ -struct resource io_resources[] = { - /* To be updated with external devices */ -}; - -struct resource kram_resources[] = { - /* These must be last in the array */ - { .name = "Kernel code", .start = 0, .end = 0 }, - /* These must be last in the array */ - { .name = "Kernel data", .start = 0, .end = 0 } -}; - -struct resource xram_resources[] = { - /* To be updated with external devices */ -}; - -struct resource rom_resources[] = { - /* To be updated with external devices */ -}; - -struct sh64_platform platform_parms = { - .readonly_rootfs = 1, - .initial_root_dev = 0x0100, - .loader_type = 1, - .io_res_p = io_resources, - .io_res_count = ARRAY_SIZE(io_resources), - .kram_res_p = kram_resources, - .kram_res_count = ARRAY_SIZE(kram_resources), - .xram_res_p = xram_resources, - .xram_res_count = ARRAY_SIZE(xram_resources), - .rom_res_p = rom_resources, - .rom_res_count = ARRAY_SIZE(rom_resources), -}; - -int platform_int_priority[NR_INTC_IRQS] = { - IR0, IR1, IR2, IR3, PCA, PCB, PCC, PCD, /* IRQ 0- 7 */ - RES, RES, RES, RES, SER, ERR, PW3, PW2, /* IRQ 8-15 */ - PW1, PW0, DM0, DM1, DM2, DM3, DAE, RES, /* IRQ 16-23 */ - RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 24-31 */ - TU0, TU1, TU2, TI2, ATI, PRI, CUI, ERI, /* IRQ 32-39 */ - RXI, BRI, TXI, RES, RES, RES, RES, RES, /* IRQ 40-47 */ - RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 48-55 */ - RES, RES, RES, RES, RES, RES, RES, ITI, /* IRQ 56-63 */ -}; - -void __init platform_setup(void) -{ - /* Harp platform leaves the decision to head.S, for now */ - platform_parms.fpu_flags = fpu_in_use; -} - -void __init platform_monitor(void) -{ - /* Nothing yet .. */ -} - -void __init platform_reserve(void) -{ - /* Nothing yet .. */ -} - -const char *get_system_type(void) -{ - return "ST50 Harp"; -} diff --git a/arch/sh64/mach-sim/Makefile b/arch/sh64/mach-sim/Makefile deleted file mode 100644 index 2f2963f..0000000 --- a/arch/sh64/mach-sim/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y := setup.o diff --git a/arch/sh64/mach-sim/setup.c b/arch/sh64/mach-sim/setup.c deleted file mode 100644 index e3386ec..0000000 --- a/arch/sh64/mach-sim/setup.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mach-sim/setup.c - * - * ST50 Simulator Platform Support - * - * This file handles the architecture-dependent parts of initialization - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * lethal@linux-sh.org: 15th May 2003 - * Use the generic procfs cpuinfo interface, just return a valid board name. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <asm/platform.h> -#include <asm/irq.h> - -/* - * Platform Dependent Interrupt Priorities. - */ - -/* Using defaults defined in irq.h */ -#define RES NO_PRIORITY /* Disabled */ -#define IR0 IRL0_PRIORITY /* IRLs */ -#define IR1 IRL1_PRIORITY -#define IR2 IRL2_PRIORITY -#define IR3 IRL3_PRIORITY -#define PCA INTA_PRIORITY /* PCI Ints */ -#define PCB INTB_PRIORITY -#define PCC INTC_PRIORITY -#define PCD INTD_PRIORITY -#define SER TOP_PRIORITY -#define ERR TOP_PRIORITY -#define PW0 TOP_PRIORITY -#define PW1 TOP_PRIORITY -#define PW2 TOP_PRIORITY -#define PW3 TOP_PRIORITY -#define DM0 NO_PRIORITY /* DMA Ints */ -#define DM1 NO_PRIORITY -#define DM2 NO_PRIORITY -#define DM3 NO_PRIORITY -#define DAE NO_PRIORITY -#define TU0 TIMER_PRIORITY /* TMU Ints */ -#define TU1 NO_PRIORITY -#define TU2 NO_PRIORITY -#define TI2 NO_PRIORITY -#define ATI NO_PRIORITY /* RTC Ints */ -#define PRI NO_PRIORITY -#define CUI RTC_PRIORITY -#define ERI SCIF_PRIORITY /* SCIF Ints */ -#define RXI SCIF_PRIORITY -#define BRI SCIF_PRIORITY -#define TXI SCIF_PRIORITY -#define ITI TOP_PRIORITY /* WDT Ints */ - -/* - * Platform dependent structures: maps and parms block. - */ -struct resource io_resources[] = { - /* Nothing yet .. */ -}; - -struct resource kram_resources[] = { - /* These must be last in the array */ - { .name = "Kernel code", .start = 0, .end = 0 }, - /* These must be last in the array */ - { .name = "Kernel data", .start = 0, .end = 0 } -}; - -struct resource xram_resources[] = { - /* Nothing yet .. */ -}; - -struct resource rom_resources[] = { - /* Nothing yet .. */ -}; - -struct sh64_platform platform_parms = { - .readonly_rootfs = 1, - .initial_root_dev = 0x0100, - .loader_type = 1, - .io_res_p = io_resources, - .io_res_count = ARRAY_SIZE(io_resources), - .kram_res_p = kram_resources, - .kram_res_count = ARRAY_SIZE(kram_resources), - .xram_res_p = xram_resources, - .xram_res_count = ARRAY_SIZE(xram_resources), - .rom_res_p = rom_resources, - .rom_res_count = ARRAY_SIZE(rom_resources), -}; - -int platform_int_priority[NR_IRQS] = { - IR0, IR1, IR2, IR3, PCA, PCB, PCC, PCD, /* IRQ 0- 7 */ - RES, RES, RES, RES, SER, ERR, PW3, PW2, /* IRQ 8-15 */ - PW1, PW0, DM0, DM1, DM2, DM3, DAE, RES, /* IRQ 16-23 */ - RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 24-31 */ - TU0, TU1, TU2, TI2, ATI, PRI, CUI, ERI, /* IRQ 32-39 */ - RXI, BRI, TXI, RES, RES, RES, RES, RES, /* IRQ 40-47 */ - RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 48-55 */ - RES, RES, RES, RES, RES, RES, RES, ITI, /* IRQ 56-63 */ -}; - -void __init platform_setup(void) -{ - /* Simulator platform leaves the decision to head.S */ - platform_parms.fpu_flags = fpu_in_use; -} - -void __init platform_monitor(void) -{ - /* Nothing yet .. */ -} - -void __init platform_reserve(void) -{ - /* Nothing yet .. */ -} - -const char *get_system_type(void) -{ - return "SH-5 Simulator"; -} diff --git a/arch/sh64/mm/consistent.c b/arch/sh64/mm/consistent.c deleted file mode 100644 index c439620..0000000 --- a/arch/sh64/mm/consistent.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) - * Copyright (C) 2003 Paul Mundt (lethal@linux-sh.org) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Dynamic DMA mapping support. - */ -#include <linux/types.h> -#include <linux/mm.h> -#include <linux/string.h> -#include <linux/pci.h> -#include <linux/dma-mapping.h> -#include <linux/module.h> -#include <asm/io.h> - -void *consistent_alloc(struct pci_dev *hwdev, size_t size, - dma_addr_t *dma_handle) -{ - void *ret; - int gfp = GFP_ATOMIC; - void *vp; - - if (hwdev == NULL || hwdev->dma_mask != 0xffffffff) - gfp |= GFP_DMA; - - ret = (void *)__get_free_pages(gfp, get_order(size)); - - /* now call our friend ioremap_nocache to give us an uncached area */ - vp = ioremap_nocache(virt_to_phys(ret), size); - - if (vp != NULL) { - memset(vp, 0, size); - *dma_handle = virt_to_phys(ret); - dma_cache_sync(NULL, ret, size, DMA_BIDIRECTIONAL); - } - - return vp; -} -EXPORT_SYMBOL(consistent_alloc); - -void consistent_free(struct pci_dev *hwdev, size_t size, - void *vaddr, dma_addr_t dma_handle) -{ - void *alloc; - - alloc = phys_to_virt((unsigned long)dma_handle); - free_pages((unsigned long)alloc, get_order(size)); - - iounmap(vaddr); -} -EXPORT_SYMBOL(consistent_free); diff --git a/arch/sh64/mm/hugetlbpage.c b/arch/sh64/mm/hugetlbpage.c deleted file mode 100644 index fa66daa..0000000 --- a/arch/sh64/mm/hugetlbpage.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * arch/sh64/mm/hugetlbpage.c - * - * SuperH HugeTLB page support. - * - * Cloned from sparc64 by Paul Mundt. - * - * Copyright (C) 2002, 2003 David S. Miller (davem@redhat.com) - */ - -#include <linux/init.h> -#include <linux/fs.h> -#include <linux/mm.h> -#include <linux/hugetlb.h> -#include <linux/pagemap.h> -#include <linux/slab.h> -#include <linux/sysctl.h> - -#include <asm/mman.h> -#include <asm/pgalloc.h> -#include <asm/tlb.h> -#include <asm/tlbflush.h> -#include <asm/cacheflush.h> - -pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr) -{ - pgd_t *pgd; - pmd_t *pmd; - pte_t *pte = NULL; - - pgd = pgd_offset(mm, addr); - if (pgd) { - pmd = pmd_alloc(mm, pgd, addr); - if (pmd) - pte = pte_alloc_map(mm, pmd, addr); - } - return pte; -} - -pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) -{ - pgd_t *pgd; - pmd_t *pmd; - pte_t *pte = NULL; - - pgd = pgd_offset(mm, addr); - if (pgd) { - pmd = pmd_offset(pgd, addr); - if (pmd) - pte = pte_offset_map(pmd, addr); - } - return pte; -} - -int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep) -{ - return 0; -} - -void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t entry) -{ - int i; - - for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { - set_pte_at(mm, addr, ptep, entry); - ptep++; - addr += PAGE_SIZE; - pte_val(entry) += PAGE_SIZE; - } -} - -pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, - pte_t *ptep) -{ - pte_t entry; - int i; - - entry = *ptep; - - for (i = 0; i < (1 << HUGETLB_PAGE_ORDER); i++) { - pte_clear(mm, addr, ptep); - addr += PAGE_SIZE; - ptep++; - } - - return entry; -} - -struct page *follow_huge_addr(struct mm_struct *mm, - unsigned long address, int write) -{ - return ERR_PTR(-EINVAL); -} - -int pmd_huge(pmd_t pmd) -{ - return 0; -} - -struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address, - pmd_t *pmd, int write) -{ - return NULL; -} diff --git a/arch/sh64/mm/init.c b/arch/sh64/mm/init.c deleted file mode 100644 index 21cf42d..0000000 --- a/arch/sh64/mm/init.c +++ /dev/null @@ -1,189 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * arch/sh64/mm/init.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - */ - -#include <linux/init.h> -#include <linux/rwsem.h> -#include <linux/mm.h> -#include <linux/swap.h> -#include <linux/bootmem.h> - -#include <asm/mmu_context.h> -#include <asm/page.h> -#include <asm/pgalloc.h> -#include <asm/pgtable.h> -#include <asm/tlb.h> - -DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); - -/* - * Cache of MMU context last used. - */ -unsigned long mmu_context_cache; -pgd_t * mmu_pdtp_cache; -int after_bootmem = 0; - -/* - * BAD_PAGE is the page that is used for page faults when linux - * is out-of-memory. Older versions of linux just did a - * do_exit(), but using this instead means there is less risk - * for a process dying in kernel mode, possibly leaving an inode - * unused etc.. - * - * BAD_PAGETABLE is the accompanying page-table: it is initialized - * to point to BAD_PAGE entries. - * - * ZERO_PAGE is a special page that is used for zero-initialized - * data and COW. - */ - -extern unsigned char empty_zero_page[PAGE_SIZE]; -extern unsigned char empty_bad_page[PAGE_SIZE]; -extern pte_t empty_bad_pte_table[PTRS_PER_PTE]; -extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; - -extern char _text, _etext, _edata, __bss_start, _end; -extern char __init_begin, __init_end; - -/* It'd be good if these lines were in the standard header file. */ -#define START_PFN (NODE_DATA(0)->bdata->node_boot_start >> PAGE_SHIFT) -#define MAX_LOW_PFN (NODE_DATA(0)->bdata->node_low_pfn) - - -void show_mem(void) -{ - int i, total = 0, reserved = 0; - int shared = 0, cached = 0; - - printk("Mem-info:\n"); - show_free_areas(); - printk("Free swap: %6ldkB\n",nr_swap_pages<<(PAGE_SHIFT-10)); - i = max_mapnr; - while (i-- > 0) { - total++; - if (PageReserved(mem_map+i)) - reserved++; - else if (PageSwapCache(mem_map+i)) - cached++; - else if (page_count(mem_map+i)) - shared += page_count(mem_map+i) - 1; - } - printk("%d pages of RAM\n",total); - printk("%d reserved pages\n",reserved); - printk("%d pages shared\n",shared); - printk("%d pages swap cached\n",cached); - printk("%ld pages in page table cache\n", quicklist_total_size()); -} - -/* - * paging_init() sets up the page tables. - * - * head.S already did a lot to set up address translation for the kernel. - * Here we comes with: - * . MMU enabled - * . ASID set (SR) - * . some 512MB regions being mapped of which the most relevant here is: - * . CACHED segment (ASID 0 [irrelevant], shared AND NOT user) - * . possible variable length regions being mapped as: - * . UNCACHED segment (ASID 0 [irrelevant], shared AND NOT user) - * . All of the memory regions are placed, independently from the platform - * on high addresses, above 0x80000000. - * . swapper_pg_dir is already cleared out by the .space directive - * in any case swapper does not require a real page directory since - * it's all kernel contained. - * - * Those pesky NULL-reference errors in the kernel are then - * dealt with by not mapping address 0x00000000 at all. - * - */ -void __init paging_init(void) -{ - unsigned long zones_size[MAX_NR_ZONES] = {0, }; - - pgd_init((unsigned long)swapper_pg_dir); - pgd_init((unsigned long)swapper_pg_dir + - sizeof(pgd_t) * USER_PTRS_PER_PGD); - - mmu_context_cache = MMU_CONTEXT_FIRST_VERSION; - - zones_size[ZONE_NORMAL] = MAX_LOW_PFN - START_PFN; - NODE_DATA(0)->node_mem_map = NULL; - free_area_init_node(0, NODE_DATA(0), zones_size, __MEMORY_START >> PAGE_SHIFT, 0); -} - -void __init mem_init(void) -{ - int codesize, reservedpages, datasize, initsize; - int tmp; - - max_mapnr = num_physpages = MAX_LOW_PFN - START_PFN; - high_memory = (void *)__va(MAX_LOW_PFN * PAGE_SIZE); - - /* - * Clear the zero-page. - * This is not required but we might want to re-use - * this very page to pass boot parameters, one day. - */ - memset(empty_zero_page, 0, PAGE_SIZE); - - /* this will put all low memory onto the freelists */ - totalram_pages += free_all_bootmem_node(NODE_DATA(0)); - reservedpages = 0; - for (tmp = 0; tmp < num_physpages; tmp++) - /* - * Only count reserved RAM pages - */ - if (PageReserved(mem_map+tmp)) - reservedpages++; - - after_bootmem = 1; - - codesize = (unsigned long) &_etext - (unsigned long) &_text; - datasize = (unsigned long) &_edata - (unsigned long) &_etext; - initsize = (unsigned long) &__init_end - (unsigned long) &__init_begin; - - printk("Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, %dk init)\n", - (unsigned long) nr_free_pages() << (PAGE_SHIFT-10), - max_mapnr << (PAGE_SHIFT-10), - codesize >> 10, - reservedpages << (PAGE_SHIFT-10), - datasize >> 10, - initsize >> 10); -} - -void free_initmem(void) -{ - unsigned long addr; - - addr = (unsigned long)(&__init_begin); - for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - printk ("Freeing unused kernel memory: %ldk freed\n", (&__init_end - &__init_begin) >> 10); -} - -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - unsigned long p; - for (p = start; p < end; p += PAGE_SIZE) { - ClearPageReserved(virt_to_page(p)); - init_page_count(virt_to_page(p)); - free_page(p); - totalram_pages++; - } - printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); -} -#endif - diff --git a/arch/sh64/oprofile/Makefile b/arch/sh64/oprofile/Makefile deleted file mode 100644 index 11a451f..0000000 --- a/arch/sh64/oprofile/Makefile +++ /dev/null @@ -1,12 +0,0 @@ -obj-$(CONFIG_OPROFILE) += oprofile.o - -DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ - oprof.o cpu_buffer.o buffer_sync.o \ - event_buffer.o oprofile_files.o \ - oprofilefs.o oprofile_stats.o \ - timer_int.o ) - -profdrvr-y := op_model_null.o - -oprofile-y := $(DRIVER_OBJS) $(profdrvr-y) - diff --git a/arch/sh64/oprofile/op_model_null.c b/arch/sh64/oprofile/op_model_null.c deleted file mode 100644 index a750ea1..0000000 --- a/arch/sh64/oprofile/op_model_null.c +++ /dev/null @@ -1,23 +0,0 @@ -/* - * arch/sh64/oprofile/op_model_null.c - * - * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kernel.h> -#include <linux/oprofile.h> -#include <linux/init.h> -#include <linux/errno.h> - -int __init oprofile_arch_init(struct oprofile_operations *ops) -{ - return -ENODEV; -} - -void oprofile_arch_exit(void) -{ -} - diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index 4d0119e..f212285 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -105,6 +105,17 @@ config PARIDE "MicroSolutions backpack protocol", "DataStor Commuter protocol" etc.). +config GDROM + tristate "SEGA Dreamcast GD-ROM drive" + depends on SH_DREAMCAST + help + A standard SEGA Dreamcast comes with a modified CD ROM drive called a + "GD-ROM" by SEGA to signify it is capable of reading special disks + with up to 1 GB of data. This drive will also read standard CD ROM + disks. Select this option to access any disks in your GD ROM drive. + Most users will want to say "Y" here. + You can also build this as a module which will be called gdrom.ko + source "drivers/block/paride/Kconfig" config BLK_CPQ_DA diff --git a/drivers/cdrom/Makefile b/drivers/cdrom/Makefile index 774c180..ecf85fd 100644 --- a/drivers/cdrom/Makefile +++ b/drivers/cdrom/Makefile @@ -11,3 +11,4 @@ obj-$(CONFIG_PARIDE_PCD) += cdrom.o obj-$(CONFIG_CDROM_PKTCDVD) += cdrom.o obj-$(CONFIG_VIOCD) += viocd.o cdrom.o +obj-$(CONFIG_GDROM) += gdrom.o cdrom.o diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c new file mode 100644 index 0000000..4e2bbcc --- /dev/null +++ b/drivers/cdrom/gdrom.c @@ -0,0 +1,867 @@ +/* GD ROM driver for the SEGA Dreamcast + * copyright Adrian McMenamin, 2007 + * With thanks to Marcus Comstedt and Nathan Keynes + * for work in reversing PIO and DMA + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/slab.h> +#include <linux/dma-mapping.h> +#include <linux/cdrom.h> +#include <linux/genhd.h> +#include <linux/bio.h> +#include <linux/blkdev.h> +#include <linux/interrupt.h> +#include <linux/device.h> +#include <linux/wait.h> +#include <linux/workqueue.h> +#include <linux/platform_device.h> +#include <scsi/scsi.h> +#include <asm/io.h> +#include <asm/dma.h> +#include <asm/delay.h> +#include <asm/mach/dma.h> +#include <asm/mach/sysasic.h> + +#define GDROM_DEV_NAME "gdrom" +#define GD_SESSION_OFFSET 150 + +/* GD Rom commands */ +#define GDROM_COM_SOFTRESET 0x08 +#define GDROM_COM_EXECDIAG 0x90 +#define GDROM_COM_PACKET 0xA0 +#define GDROM_COM_IDDEV 0xA1 + +/* GD Rom registers */ +#define GDROM_BASE_REG 0xA05F7000 +#define GDROM_ALTSTATUS_REG (GDROM_BASE_REG + 0x18) +#define GDROM_DATA_REG (GDROM_BASE_REG + 0x80) +#define GDROM_ERROR_REG (GDROM_BASE_REG + 0x84) +#define GDROM_INTSEC_REG (GDROM_BASE_REG + 0x88) +#define GDROM_SECNUM_REG (GDROM_BASE_REG + 0x8C) +#define GDROM_BCL_REG (GDROM_BASE_REG + 0x90) +#define GDROM_BCH_REG (GDROM_BASE_REG + 0x94) +#define GDROM_DSEL_REG (GDROM_BASE_REG + 0x98) +#define GDROM_STATUSCOMMAND_REG (GDROM_BASE_REG + 0x9C) +#define GDROM_RESET_REG (GDROM_BASE_REG + 0x4E4) + +#define GDROM_DMA_STARTADDR_REG (GDROM_BASE_REG + 0x404) +#define GDROM_DMA_LENGTH_REG (GDROM_BASE_REG + 0x408) +#define GDROM_DMA_DIRECTION_REG (GDROM_BASE_REG + 0x40C) +#define GDROM_DMA_ENABLE_REG (GDROM_BASE_REG + 0x414) +#define GDROM_DMA_STATUS_REG (GDROM_BASE_REG + 0x418) +#define GDROM_DMA_WAIT_REG (GDROM_BASE_REG + 0x4A0) +#define GDROM_DMA_ACCESS_CTRL_REG (GDROM_BASE_REG + 0x4B8) + +#define GDROM_HARD_SECTOR 2048 +#define BLOCK_LAYER_SECTOR 512 +#define GD_TO_BLK 4 + +#define GDROM_DEFAULT_TIMEOUT (HZ * 7) + +static const struct { + int sense_key; + const char * const text; +} sense_texts[] = { + {NO_SENSE, "OK"}, + {RECOVERED_ERROR, "Recovered from error"}, + {NOT_READY, "Device not ready"}, + {MEDIUM_ERROR, "Disk not ready"}, + {HARDWARE_ERROR, "Hardware error"}, + {ILLEGAL_REQUEST, "Command has failed"}, + {UNIT_ATTENTION, "Device needs attention - disk may have been changed"}, + {DATA_PROTECT, "Data protection error"}, + {ABORTED_COMMAND, "Command aborted"}, +}; + +static struct platform_device *pd; +static int gdrom_major; +static DECLARE_WAIT_QUEUE_HEAD(command_queue); +static DECLARE_WAIT_QUEUE_HEAD(request_queue); + +static DEFINE_SPINLOCK(gdrom_lock); +static void gdrom_readdisk_dma(struct work_struct *work); +static DECLARE_WORK(work, gdrom_readdisk_dma); +static LIST_HEAD(gdrom_deferred); + +struct gdromtoc { + unsigned int entry[99]; + unsigned int first, last; + unsigned int leadout; +}; + +static struct gdrom_unit { + struct gendisk *disk; + struct cdrom_device_info *cd_info; + int status; + int pending; + int transfer; + char disk_type; + struct gdromtoc *toc; + struct request_queue *gdrom_rq; +} gd; + +struct gdrom_id { + char mid; + char modid; + char verid; + char padA[13]; + char mname[16]; + char modname[16]; + char firmver[16]; + char padB[16]; +}; + +static int gdrom_getsense(short *bufstring); +static int gdrom_packetcommand(struct cdrom_device_info *cd_info, + struct packet_command *command); +static int gdrom_hardreset(struct cdrom_device_info *cd_info); + +static bool gdrom_is_busy(void) +{ + return (ctrl_inb(GDROM_ALTSTATUS_REG) & 0x80) != 0; +} + +static bool gdrom_data_request(void) +{ + return (ctrl_inb(GDROM_ALTSTATUS_REG) & 0x88) == 8; +} + +static bool gdrom_wait_clrbusy(void) +{ + unsigned long timeout = jiffies + GDROM_DEFAULT_TIMEOUT; + while ((ctrl_inb(GDROM_ALTSTATUS_REG) & 0x80) && + (time_before(jiffies, timeout))) + cpu_relax(); + return time_before(jiffies, timeout + 1); +} + +static bool gdrom_wait_busy_sleeps(void) +{ + unsigned long timeout; + /* Wait to get busy first */ + timeout = jiffies + GDROM_DEFAULT_TIMEOUT; + while (!gdrom_is_busy() && time_before(jiffies, timeout)) + cpu_relax(); + /* Now wait for busy to clear */ + return gdrom_wait_clrbusy(); +} + +static void gdrom_identifydevice(void *buf) +{ + int c; + short *data = buf; + /* If the device won't clear it has probably + * been hit by a serious failure - but we'll + * try to return a sense key even so */ + if (!gdrom_wait_clrbusy()) { + gdrom_getsense(NULL); + return; + } + ctrl_outb(GDROM_COM_IDDEV, GDROM_STATUSCOMMAND_REG); + if (!gdrom_wait_busy_sleeps()) { + gdrom_getsense(NULL); + return; + } + /* now read in the data */ + for (c = 0; c < 40; c++) + data[c] = ctrl_inw(GDROM_DATA_REG); +} + +static void gdrom_spicommand(void *spi_string, int buflen) +{ + short *cmd = spi_string; + unsigned long timeout; + + /* ensure IRQ_WAIT is set */ + ctrl_outb(0x08, GDROM_ALTSTATUS_REG); + /* specify how many bytes we expect back */ + ctrl_outb(buflen & 0xFF, GDROM_BCL_REG); + ctrl_outb((buflen >> 8) & 0xFF, GDROM_BCH_REG); + /* other parameters */ + ctrl_outb(0, GDROM_INTSEC_REG); + ctrl_outb(0, GDROM_SECNUM_REG); + ctrl_outb(0, GDROM_ERROR_REG); + /* Wait until we can go */ + if (!gdrom_wait_clrbusy()) { + gdrom_getsense(NULL); + return; + } + timeout = jiffies + GDROM_DEFAULT_TIMEOUT; + ctrl_outb(GDROM_COM_PACKET, GDROM_STATUSCOMMAND_REG); + while (!gdrom_data_request() && time_before(jiffies, timeout)) + cpu_relax(); + if (!time_before(jiffies, timeout + 1)) { + gdrom_getsense(NULL); + return; + } + outsw(PHYSADDR(GDROM_DATA_REG), cmd, 6); +} + + +/* gdrom_command_executediagnostic: + * Used to probe for presence of working GDROM + * Restarts GDROM device and then applies standard ATA 3 + * Execute Diagnostic Command: a return of '1' indicates device 0 + * present and device 1 absent + */ +static char gdrom_execute_diagnostic(void) +{ + gdrom_hardreset(gd.cd_info); + if (!gdrom_wait_clrbusy()) + return 0; + ctrl_outb(GDROM_COM_EXECDIAG, GDROM_STATUSCOMMAND_REG); + if (!gdrom_wait_busy_sleeps()) + return 0; + return ctrl_inb(GDROM_ERROR_REG); +} + +/* + * Prepare disk command + * byte 0 = 0x70 + * byte 1 = 0x1f + */ +static int gdrom_preparedisk_cmd(void) +{ + struct packet_command *spin_command; + spin_command = kzalloc(sizeof(struct packet_command), GFP_KERNEL); + if (!spin_command) + return -ENOMEM; + spin_command->cmd[0] = 0x70; + spin_command->cmd[2] = 0x1f; + spin_command->buflen = 0; + gd.pending = 1; + gdrom_packetcommand(gd.cd_info, spin_command); + /* 60 second timeout */ + wait_event_interruptible_timeout(command_queue, gd.pending == 0, + GDROM_DEFAULT_TIMEOUT); + gd.pending = 0; + kfree(spin_command); + if (gd.status & 0x01) { + /* log an error */ + gdrom_getsense(NULL); + return -EIO; + } + return 0; +} + +/* + * Read TOC command + * byte 0 = 0x14 + * byte 1 = session + * byte 3 = sizeof TOC >> 8 ie upper byte + * byte 4 = sizeof TOC & 0xff ie lower byte + */ +static int gdrom_readtoc_cmd(struct gdromtoc *toc, int session) +{ + int tocsize; + struct packet_command *toc_command; + int err = 0; + + toc_command = kzalloc(sizeof(struct packet_command), GFP_KERNEL); + if (!toc_command) + return -ENOMEM; + tocsize = sizeof(struct gdromtoc); + toc_command->cmd[0] = 0x14; + toc_command->cmd[1] = session; + toc_command->cmd[3] = tocsize >> 8; + toc_command->cmd[4] = tocsize & 0xff; + toc_command->buflen = tocsize; + if (gd.pending) { + err = -EBUSY; + goto cleanup_readtoc_final; + } + gd.pending = 1; + gdrom_packetcommand(gd.cd_info, toc_command); + wait_event_interruptible_timeout(command_queue, gd.pending == 0, + GDROM_DEFAULT_TIMEOUT); + if (gd.pending) { + err = -EINVAL; + goto cleanup_readtoc; + } + insw(PHYSADDR(GDROM_DATA_REG), toc, tocsize/2); + if (gd.status & 0x01) + err = -EINVAL; + +cleanup_readtoc: + gd.pending = 0; +cleanup_readtoc_final: + kfree(toc_command); + return err; +} + +/* TOC helpers */ +static int get_entry_lba(int track) +{ + return (cpu_to_be32(track & 0xffffff00) - GD_SESSION_OFFSET); +} + +static int get_entry_q_ctrl(int track) +{ + return (track & 0x000000f0) >> 4; +} + +static int get_entry_track(int track) +{ + return (track & 0x0000ff00) >> 8; +} + +static int gdrom_get_last_session(struct cdrom_device_info *cd_info, + struct cdrom_multisession *ms_info) +{ + int fentry, lentry, track, data, tocuse, err; + if (!gd.toc) + return -ENOMEM; + tocuse = 1; + /* Check if GD-ROM */ + err = gdrom_readtoc_cmd(gd.toc, 1); + /* Not a GD-ROM so check if standard CD-ROM */ + if (err) { + tocuse = 0; + err = gdrom_readtoc_cmd(gd.toc, 0); + if (err) { + printk(KERN_INFO "GDROM: Could not get CD " + "table of contents\n"); + return -ENXIO; + } + } + + fentry = get_entry_track(gd.toc->first); + lentry = get_entry_track(gd.toc->last); + /* Find the first data track */ + track = get_entry_track(gd.toc->last); + do { + data = gd.toc->entry[track - 1]; + if (get_entry_q_ctrl(data)) + break; /* ie a real data track */ + track--; + } while (track >= fentry); + + if ((track > 100) || (track < get_entry_track(gd.toc->first))) { + printk(KERN_INFO "GDROM: No data on the last " + "session of the CD\n"); + gdrom_getsense(NULL); + return -ENXIO; + } + + ms_info->addr_format = CDROM_LBA; + ms_info->addr.lba = get_entry_lba(data); + ms_info->xa_flag = 1; + return 0; +} + +static int gdrom_open(struct cdrom_device_info *cd_info, int purpose) +{ + /* spin up the disk */ + return gdrom_preparedisk_cmd(); +} + +/* this function is required even if empty */ +static void gdrom_release(struct cdrom_device_info *cd_info) +{ +} + +static int gdrom_drivestatus(struct cdrom_device_info *cd_info, int ignore) +{ + /* read the sense key */ + char sense = ctrl_inb(GDROM_ERROR_REG); + sense &= 0xF0; + if (sense == 0) + return CDS_DISC_OK; + if (sense == 0x20) + return CDS_DRIVE_NOT_READY; + /* default */ + return CDS_NO_INFO; +} + +static int gdrom_mediachanged(struct cdrom_device_info *cd_info, int ignore) +{ + /* check the sense key */ + return (ctrl_inb(GDROM_ERROR_REG) & 0xF0) == 0x60; +} + +/* reset the G1 bus */ +static int gdrom_hardreset(struct cdrom_device_info *cd_info) +{ + int count; + ctrl_outl(0x1fffff, GDROM_RESET_REG); + for (count = 0xa0000000; count < 0xa0200000; count += 4) + ctrl_inl(count); + return 0; +} + +/* keep the function looking like the universal + * CD Rom specification - returning int */ +static int gdrom_packetcommand(struct cdrom_device_info *cd_info, + struct packet_command *command) +{ + gdrom_spicommand(&command->cmd, command->buflen); + return 0; +} + +/* Get Sense SPI command + * From Marcus Comstedt + * cmd = 0x13 + * cmd + 4 = length of returned buffer + * Returns 5 16 bit words + */ +static int gdrom_getsense(short *bufstring) +{ + struct packet_command *sense_command; + short sense[5]; + int sense_key; + int err = -EIO; + + sense_command = kzalloc(sizeof(struct packet_command), GFP_KERNEL); + if (!sense_command) + return -ENOMEM; + sense_command->cmd[0] = 0x13; + sense_command->cmd[4] = 10; + sense_command->buflen = 10; + /* even if something is pending try to get + * the sense key if possible */ + if (gd.pending && !gdrom_wait_clrbusy()) { + err = -EBUSY; + goto cleanup_sense_final; + } + gd.pending = 1; + gdrom_packetcommand(gd.cd_info, sense_command); + wait_event_interruptible_timeout(command_queue, gd.pending == 0, + GDROM_DEFAULT_TIMEOUT); + if (gd.pending) + goto cleanup_sense; + insw(PHYSADDR(GDROM_DATA_REG), &sense, sense_command->buflen/2); + if (sense[1] & 40) { + printk(KERN_INFO "GDROM: Drive not ready - command aborted\n"); + goto cleanup_sense; + } + sense_key = sense[1] & 0x0F; + if (sense_key < ARRAY_SIZE(sense_texts)) + printk(KERN_INFO "GDROM: %s\n", sense_texts[sense_key].text); + else + printk(KERN_ERR "GDROM: Unknown sense key: %d\n", sense_key); + if (bufstring) /* return addional sense data */ + memcpy(bufstring, &sense[4], 2); + if (sense_key < 2) + err = 0; + +cleanup_sense: + gd.pending = 0; +cleanup_sense_final: + kfree(sense_command); + return err; +} + +static struct cdrom_device_ops gdrom_ops = { + .open = gdrom_open, + .release = gdrom_release, + .drive_status = gdrom_drivestatus, + .media_changed = gdrom_mediachanged, + .get_last_session = gdrom_get_last_session, + .reset = gdrom_hardreset, + .capability = CDC_MULTI_SESSION | CDC_MEDIA_CHANGED | + CDC_RESET | CDC_DRIVE_STATUS | CDC_CD_R, + .n_minors = 1, +}; + +static int gdrom_bdops_open(struct inode *inode, struct file *file) +{ + return cdrom_open(gd.cd_info, inode, file); +} + +static int gdrom_bdops_release(struct inode *inode, struct file *file) +{ + return cdrom_release(gd.cd_info, file); +} + +static int gdrom_bdops_mediachanged(struct gendisk *disk) +{ + return cdrom_media_changed(gd.cd_info); +} + +static int gdrom_bdops_ioctl(struct inode *inode, struct file *file, + unsigned cmd, unsigned long arg) +{ + return cdrom_ioctl(file, gd.cd_info, inode, cmd, arg); +} + +static struct block_device_operations gdrom_bdops = { + .owner = THIS_MODULE, + .open = gdrom_bdops_open, + .release = gdrom_bdops_release, + .media_changed = gdrom_bdops_mediachanged, + .ioctl = gdrom_bdops_ioctl, +}; + +static irqreturn_t gdrom_command_interrupt(int irq, void *dev_id) +{ + gd.status = ctrl_inb(GDROM_STATUSCOMMAND_REG); + if (gd.pending != 1) + return IRQ_HANDLED; + gd.pending = 0; + wake_up_interruptible(&command_queue); + return IRQ_HANDLED; +} + +static irqreturn_t gdrom_dma_interrupt(int irq, void *dev_id) +{ + gd.status = ctrl_inb(GDROM_STATUSCOMMAND_REG); + if (gd.transfer != 1) + return IRQ_HANDLED; + gd.transfer = 0; + wake_up_interruptible(&request_queue); + return IRQ_HANDLED; +} + +static int __devinit gdrom_set_interrupt_handlers(void) +{ + int err; + + err = request_irq(HW_EVENT_GDROM_CMD, gdrom_command_interrupt, + IRQF_DISABLED, "gdrom_command", &gd); + if (err) + return err; + err = request_irq(HW_EVENT_GDROM_DMA, gdrom_dma_interrupt, + IRQF_DISABLED, "gdrom_dma", &gd); + if (err) + free_irq(HW_EVENT_GDROM_CMD, &gd); + return err; +} + +/* Implement DMA read using SPI command + * 0 -> 0x30 + * 1 -> mode + * 2 -> block >> 16 + * 3 -> block >> 8 + * 4 -> block + * 8 -> sectors >> 16 + * 9 -> sectors >> 8 + * 10 -> sectors + */ +static void gdrom_readdisk_dma(struct work_struct *work) +{ + int err, block, block_cnt; + struct packet_command *read_command; + struct list_head *elem, *next; + struct request *req; + unsigned long timeout; + + if (list_empty(&gdrom_deferred)) + return; + read_command = kzalloc(sizeof(struct packet_command), GFP_KERNEL); + if (!read_command) + return; /* get more memory later? */ + read_command->cmd[0] = 0x30; + read_command->cmd[1] = 0x20; + spin_lock(&gdrom_lock); + list_for_each_safe(elem, next, &gdrom_deferred) { + req = list_entry(elem, struct request, queuelist); + spin_unlock(&gdrom_lock); + block = req->sector/GD_TO_BLK + GD_SESSION_OFFSET; + block_cnt = req->nr_sectors/GD_TO_BLK; + ctrl_outl(PHYSADDR(req->buffer), GDROM_DMA_STARTADDR_REG); + ctrl_outl(block_cnt * GDROM_HARD_SECTOR, GDROM_DMA_LENGTH_REG); + ctrl_outl(1, GDROM_DMA_DIRECTION_REG); + ctrl_outl(1, GDROM_DMA_ENABLE_REG); + read_command->cmd[2] = (block >> 16) & 0xFF; + read_command->cmd[3] = (block >> 8) & 0xFF; + read_command->cmd[4] = block & 0xFF; + read_command->cmd[8] = (block_cnt >> 16) & 0xFF; + read_command->cmd[9] = (block_cnt >> 8) & 0xFF; + read_command->cmd[10] = block_cnt & 0xFF; + /* set for DMA */ + ctrl_outb(1, GDROM_ERROR_REG); + /* other registers */ + ctrl_outb(0, GDROM_SECNUM_REG); + ctrl_outb(0, GDROM_BCL_REG); + ctrl_outb(0, GDROM_BCH_REG); + ctrl_outb(0, GDROM_DSEL_REG); + ctrl_outb(0, GDROM_INTSEC_REG); + /* Wait for registers to reset after any previous activity */ + timeout = jiffies + HZ / 2; + while (gdrom_is_busy() && time_before(jiffies, timeout)) + cpu_relax(); + ctrl_outb(GDROM_COM_PACKET, GDROM_STATUSCOMMAND_REG); + timeout = jiffies + HZ / 2; + /* Wait for packet command to finish */ + while (gdrom_is_busy() && time_before(jiffies, timeout)) + cpu_relax(); + gd.pending = 1; + gd.transfer = 1; + outsw(PHYSADDR(GDROM_DATA_REG), &read_command->cmd, 6); + timeout = jiffies + HZ / 2; + /* Wait for any pending DMA to finish */ + while (ctrl_inb(GDROM_DMA_STATUS_REG) && + time_before(jiffies, timeout)) + cpu_relax(); + /* start transfer */ + ctrl_outb(1, GDROM_DMA_STATUS_REG); + wait_event_interruptible_timeout(request_queue, + gd.transfer == 0, GDROM_DEFAULT_TIMEOUT); + err = gd.transfer; + gd.transfer = 0; + gd.pending = 0; + /* now seek to take the request spinlock + * before handling ending the request */ + spin_lock(&gdrom_lock); + list_del_init(&req->queuelist); + end_dequeued_request(req, 1 - err); + } + spin_unlock(&gdrom_lock); + kfree(read_command); +} + +static void gdrom_request_handler_dma(struct request *req) +{ + /* dequeue, add to list of deferred work + * and then schedule workqueue */ + blkdev_dequeue_request(req); + list_add_tail(&req->queuelist, &gdrom_deferred); + schedule_work(&work); +} + +static void gdrom_request(struct request_queue *rq) +{ + struct request *req; + + while ((req = elv_next_request(rq)) != NULL) { + if (!blk_fs_request(req)) { + printk(KERN_DEBUG "GDROM: Non-fs request ignored\n"); + end_request(req, 0); + } + if (rq_data_dir(req) != READ) { + printk(KERN_NOTICE "GDROM: Read only device -"); + printk(" write request ignored\n"); + end_request(req, 0); + } + if (req->nr_sectors) + gdrom_request_handler_dma(req); + else + end_request(req, 0); + } +} + +/* Print string identifying GD ROM device */ +static int __devinit gdrom_outputversion(void) +{ + struct gdrom_id *id; + char *model_name, *manuf_name, *firmw_ver; + int err = -ENOMEM; + + /* query device ID */ + id = kzalloc(sizeof(struct gdrom_id), GFP_KERNEL); + if (!id) + return err; + gdrom_identifydevice(id); + model_name = kstrndup(id->modname, 16, GFP_KERNEL); + if (!model_name) + goto free_id; + manuf_name = kstrndup(id->mname, 16, GFP_KERNEL); + if (!manuf_name) + goto free_model_name; + firmw_ver = kstrndup(id->firmver, 16, GFP_KERNEL); + if (!firmw_ver) + goto free_manuf_name; + printk(KERN_INFO "GDROM: %s from %s with firmware %s\n", + model_name, manuf_name, firmw_ver); + err = 0; + kfree(firmw_ver); +free_manuf_name: + kfree(manuf_name); +free_model_name: + kfree(model_name); +free_id: + kfree(id); + return err; +} + +/* set the default mode for DMA transfer */ +static int __devinit gdrom_init_dma_mode(void) +{ + ctrl_outb(0x13, GDROM_ERROR_REG); + ctrl_outb(0x22, GDROM_INTSEC_REG); + if (!gdrom_wait_clrbusy()) + return -EBUSY; + ctrl_outb(0xEF, GDROM_STATUSCOMMAND_REG); + if (!gdrom_wait_busy_sleeps()) + return -EBUSY; + /* Memory protection setting for GDROM DMA + * Bits 31 - 16 security: 0x8843 + * Bits 15 and 7 reserved (0) + * Bits 14 - 8 start of transfer range in 1 MB blocks OR'ed with 0x80 + * Bits 6 - 0 end of transfer range in 1 MB blocks OR'ed with 0x80 + * (0x40 | 0x80) = start range at 0x0C000000 + * (0x7F | 0x80) = end range at 0x0FFFFFFF */ + ctrl_outl(0x8843407F, GDROM_DMA_ACCESS_CTRL_REG); + ctrl_outl(9, GDROM_DMA_WAIT_REG); /* DMA word setting */ + return 0; +} + +static void __devinit probe_gdrom_setupcd(void) +{ + gd.cd_info->ops = &gdrom_ops; + gd.cd_info->capacity = 1; + strcpy(gd.cd_info->name, GDROM_DEV_NAME); + gd.cd_info->mask = CDC_CLOSE_TRAY|CDC_OPEN_TRAY|CDC_LOCK| + CDC_SELECT_DISC; +} + +static void __devinit probe_gdrom_setupdisk(void) +{ + gd.disk->major = gdrom_major; + gd.disk->first_minor = 1; + gd.disk->minors = 1; + strcpy(gd.disk->disk_name, GDROM_DEV_NAME); +} + +static int __devinit probe_gdrom_setupqueue(void) +{ + blk_queue_hardsect_size(gd.gdrom_rq, GDROM_HARD_SECTOR); + /* using DMA so memory will need to be contiguous */ + blk_queue_max_hw_segments(gd.gdrom_rq, 1); + /* set a large max size to get most from DMA */ + blk_queue_max_segment_size(gd.gdrom_rq, 0x40000); + gd.disk->queue = gd.gdrom_rq; + return gdrom_init_dma_mode(); +} + +/* + * register this as a block device and as compliant with the + * universal CD Rom driver interface + */ +static int __devinit probe_gdrom(struct platform_device *devptr) +{ + int err; + /* Start the device */ + if (gdrom_execute_diagnostic() != 1) { + printk(KERN_WARNING "GDROM: ATA Probe for GDROM failed.\n"); + return -ENODEV; + } + /* Print out firmware ID */ + if (gdrom_outputversion()) + return -ENOMEM; + /* Register GDROM */ + gdrom_major = register_blkdev(0, GDROM_DEV_NAME); + if (gdrom_major <= 0) + return gdrom_major; + printk(KERN_INFO "GDROM: Registered with major number %d\n", + gdrom_major); + /* Specify basic properties of drive */ + gd.cd_info = kzalloc(sizeof(struct cdrom_device_info), GFP_KERNEL); + if (!gd.cd_info) { + err = -ENOMEM; + goto probe_fail_no_mem; + } + probe_gdrom_setupcd(); + gd.disk = alloc_disk(1); + if (!gd.disk) { + err = -ENODEV; + goto probe_fail_no_disk; + } + probe_gdrom_setupdisk(); + if (register_cdrom(gd.cd_info)) { + err = -ENODEV; + goto probe_fail_cdrom_register; + } + gd.disk->fops = &gdrom_bdops; + /* latch on to the interrupt */ + err = gdrom_set_interrupt_handlers(); + if (err) + goto probe_fail_cmdirq_register; + gd.gdrom_rq = blk_init_queue(gdrom_request, &gdrom_lock); + if (!gd.gdrom_rq) + goto probe_fail_requestq; + + err = probe_gdrom_setupqueue(); + if (err) + goto probe_fail_toc; + + gd.toc = kzalloc(sizeof(struct gdromtoc), GFP_KERNEL); + if (!gd.toc) + goto probe_fail_toc; + add_disk(gd.disk); + return 0; + +probe_fail_toc: + blk_cleanup_queue(gd.gdrom_rq); +probe_fail_requestq: + free_irq(HW_EVENT_GDROM_DMA, &gd); + free_irq(HW_EVENT_GDROM_CMD, &gd); +probe_fail_cmdirq_register: +probe_fail_cdrom_register: + del_gendisk(gd.disk); +probe_fail_no_disk: + kfree(gd.cd_info); + unregister_blkdev(gdrom_major, GDROM_DEV_NAME); + gdrom_major = 0; +probe_fail_no_mem: + printk(KERN_WARNING "GDROM: Probe failed - error is 0x%X\n", err); + return err; +} + +static int __devexit remove_gdrom(struct platform_device *devptr) +{ + flush_scheduled_work(); + blk_cleanup_queue(gd.gdrom_rq); + free_irq(HW_EVENT_GDROM_CMD, &gd); + free_irq(HW_EVENT_GDROM_DMA, &gd); + del_gendisk(gd.disk); + if (gdrom_major) + unregister_blkdev(gdrom_major, GDROM_DEV_NAME); + return unregister_cdrom(gd.cd_info); +} + +static struct platform_driver gdrom_driver = { + .probe = probe_gdrom, + .remove = __devexit_p(remove_gdrom), + .driver = { + .name = GDROM_DEV_NAME, + }, +}; + +static int __init init_gdrom(void) +{ + int rc; + gd.toc = NULL; + rc = platform_driver_register(&gdrom_driver); + if (rc) + return rc; + pd = platform_device_register_simple(GDROM_DEV_NAME, -1, NULL, 0); + if (IS_ERR(pd)) { + platform_driver_unregister(&gdrom_driver); + return PTR_ERR(pd); + } + return 0; +} + +static void __exit exit_gdrom(void) +{ + platform_device_unregister(pd); + platform_driver_unregister(&gdrom_driver); + kfree(gd.toc); +} + +module_init(init_gdrom); +module_exit(exit_gdrom); +MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>"); +MODULE_DESCRIPTION("SEGA Dreamcast GD-ROM Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 1e6715e..45e4b96 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -404,7 +404,7 @@ config RTC_DRV_SA1100 config RTC_DRV_SH tristate "SuperH On-Chip RTC" - depends on RTC_CLASS && (CPU_SH3 || CPU_SH4) + depends on RTC_CLASS && SUPERH help Say Y here to enable support for the on-chip RTC found in most SuperH processors. diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index 8e8c8b8..c1d6a18 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -26,17 +26,7 @@ #include <asm/rtc.h> #define DRV_NAME "sh-rtc" -#define DRV_VERSION "0.1.3" - -#ifdef CONFIG_CPU_SH3 -#define rtc_reg_size sizeof(u16) -#define RTC_BIT_INVERTED 0 /* No bug on SH7708, SH7709A */ -#define RTC_DEF_CAPABILITIES 0UL -#elif defined(CONFIG_CPU_SH4) -#define rtc_reg_size sizeof(u32) -#define RTC_BIT_INVERTED 0x40 /* bug on SH7750, SH7750S */ -#define RTC_DEF_CAPABILITIES RTC_CAP_4_DIGIT_YEAR -#endif +#define DRV_VERSION "0.1.6" #define RTC_REG(r) ((r) * rtc_reg_size) @@ -58,6 +48,18 @@ #define RCR1 RTC_REG(14) /* Control */ #define RCR2 RTC_REG(15) /* Control */ +/* + * Note on RYRAR and RCR3: Up until this point most of the register + * definitions are consistent across all of the available parts. However, + * the placement of the optional RYRAR and RCR3 (the RYRAR control + * register used to control RYRCNT/RYRAR compare) varies considerably + * across various parts, occasionally being mapped in to a completely + * unrelated address space. For proper RYRAR support a separate resource + * would have to be handed off, but as this is purely optional in + * practice, we simply opt not to support it, thereby keeping the code + * quite a bit more simplified. + */ + /* ALARM Bits - or with BCD encoded value */ #define AR_ENB 0x80 /* Enable for alarm cmp */ diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c index 73440e2..ddf6391 100644 --- a/drivers/serial/sh-sci.c +++ b/drivers/serial/sh-sci.c @@ -302,7 +302,7 @@ static void sci_init_pins_scif(struct uart_port* port, unsigned int cflag) } sci_out(port, SCFCR, fcr_val); } -#elif defined(CONFIG_CPU_SUBTYPE_SH7720) +#elif defined(CONFIG_CPU_SUBTYPE_SH7720) || defined(CONFIG_CPU_SUBTYPE_SH7721) static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) { unsigned int fcr_val = 0; @@ -395,7 +395,8 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) } else { #ifdef CONFIG_CPU_SUBTYPE_SH7343 /* Nothing */ -#elif defined(CONFIG_CPU_SUBTYPE_SH7780) || \ +#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \ + defined(CONFIG_CPU_SUBTYPE_SH7780) || \ defined(CONFIG_CPU_SUBTYPE_SH7785) || \ defined(CONFIG_CPU_SUBTYPE_SHX3) ctrl_outw(0x0080, SCSPTR0); /* Set RTS = 1 */ @@ -408,6 +409,7 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag) #endif #if defined(CONFIG_CPU_SUBTYPE_SH7760) || \ + defined(CONFIG_CPU_SUBTYPE_SH7763) || \ defined(CONFIG_CPU_SUBTYPE_SH7780) || \ defined(CONFIG_CPU_SUBTYPE_SH7785) static inline int scif_txroom(struct uart_port *port) diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h index d24621c..f5764eb 100644 --- a/drivers/serial/sh-sci.h +++ b/drivers/serial/sh-sci.h @@ -46,7 +46,8 @@ */ # define SCSCR_INIT(port) (port->mapbase == SCIF2) ? 0xF3 : 0xF0 # define SCIF_ONLY -#elif defined(CONFIG_CPU_SUBTYPE_SH7720) +#elif defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) # define SCSCR_INIT(port) 0x0030 /* TIE=0,RIE=0,TE=1,RE=1 */ # define SCIF_ONLY #define SCIF_ORER 0x0200 /* overrun error bit */ @@ -119,6 +120,12 @@ # define SCSCR_INIT(port) 0x30 /* TIE=0,RIE=0,TE=1,RE=1 */ # define SCI_ONLY # define H8300_SCI_DR(ch) *(volatile char *)(P1DR + h8300_sci_pins[ch].port) +#elif defined(CONFIG_CPU_SUBTYPE_SH7763) +# define SCSPTR0 0xffe00024 /* 16 bit SCIF */ +# define SCSPTR1 0xffe08024 /* 16 bit SCIF */ +# define SCIF_ORER 0x0001 /* overrun error bit */ +# define SCSCR_INIT(port) 0x3a /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ +# define SCIF_ONLY #elif defined(CONFIG_CPU_SUBTYPE_SH7770) # define SCSPTR0 0xff923020 /* 16 bit SCIF */ # define SCSPTR1 0xff924020 /* 16 bit SCIF */ @@ -142,7 +149,9 @@ # define SCIF_OPER 0x0001 /* Overrun error bit */ # define SCSCR_INIT(port) 0x3a /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */ # define SCIF_ONLY -#elif defined(CONFIG_CPU_SUBTYPE_SH7206) +#elif defined(CONFIG_CPU_SUBTYPE_SH7203) || \ + defined(CONFIG_CPU_SUBTYPE_SH7206) || \ + defined(CONFIG_CPU_SUBTYPE_SH7263) # define SCSPTR0 0xfffe8020 /* 16 bit SCIF */ # define SCSPTR1 0xfffe8820 /* 16 bit SCIF */ # define SCSPTR2 0xfffe9020 /* 16 bit SCIF */ @@ -214,7 +223,8 @@ #define SCIF_DR 0x0001 /* 7705 SCIF, 7707 SCIF, 7709 SCIF, 7750 SCIF */ #if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define SCIF_ORER 0x0200 #define SCIF_ERRORS ( SCIF_PER | SCIF_FER | SCIF_ER | SCIF_BRK | SCIF_ORER) #define SCIF_RFDC_MASK 0x007f @@ -252,7 +262,8 @@ # define SCxSR_PER(port) SCIF_PER # define SCxSR_BRK(port) SCIF_BRK #if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) # define SCxSR_RDxF_CLEAR(port) (sci_in(port,SCxSR)&0xfffc) # define SCxSR_ERROR_CLEAR(port) (sci_in(port,SCxSR)&0xfd73) # define SCxSR_TDxE_CLEAR(port) (sci_in(port,SCxSR)&0xffdf) @@ -361,7 +372,8 @@ #define SCIF_FNS(name, sh3_scif_offset, sh3_scif_size, sh4_scif_offset, sh4_scif_size) \ CPU_SCIF_FNS(name, sh4_scif_offset, sh4_scif_size) #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define SCIF_FNS(name, scif_offset, scif_size) \ CPU_SCIF_FNS(name, scif_offset, scif_size) #else @@ -388,7 +400,8 @@ #endif #if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) SCIF_FNS(SCSMR, 0x00, 16) SCIF_FNS(SCBRR, 0x04, 8) @@ -412,6 +425,7 @@ SCIx_FNS(SCxSR, 0x08, 8, 0x10, 8, 0x08, 16, 0x10, 16, 0x04, 8) SCIx_FNS(SCxRDR, 0x0a, 8, 0x14, 8, 0x0A, 8, 0x14, 8, 0x05, 8) SCIF_FNS(SCFCR, 0x0c, 8, 0x18, 16) #if defined(CONFIG_CPU_SUBTYPE_SH7760) || \ + defined(CONFIG_CPU_SUBTYPE_SH7763) || \ defined(CONFIG_CPU_SUBTYPE_SH7780) || \ defined(CONFIG_CPU_SUBTYPE_SH7785) SCIF_FNS(SCFDR, 0x0e, 16, 0x1C, 16) @@ -510,7 +524,8 @@ static inline void set_sh771x_scif_pfc(struct uart_port *port) return; } } -#elif defined(CONFIG_CPU_SUBTYPE_SH7720) +#elif defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) static inline int sci_rxd_in(struct uart_port *port) { if (port->mapbase == 0xa4430000) @@ -580,6 +595,15 @@ static inline int sci_rxd_in(struct uart_port *port) int ch = (port->mapbase - SMR0) >> 3; return (H8300_SCI_DR(ch) & h8300_sci_pins[ch].rx) ? 1 : 0; } +#elif defined(CONFIG_CPU_SUBTYPE_SH7763) +static inline int sci_rxd_in(struct uart_port *port) +{ + if (port->mapbase == 0xffe00000) + return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */ + if (port->mapbase == 0xffe08000) + return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */ + return 1; +} #elif defined(CONFIG_CPU_SUBTYPE_SH7770) static inline int sci_rxd_in(struct uart_port *port) { @@ -617,7 +641,9 @@ static inline int sci_rxd_in(struct uart_port *port) return ctrl_inw(SCSPTR5) & 0x0001 ? 1 : 0; /* SCIF */ return 1; } -#elif defined(CONFIG_CPU_SUBTYPE_SH7206) +#elif defined(CONFIG_CPU_SUBTYPE_SH7203) || \ + defined(CONFIG_CPU_SUBTYPE_SH7206) || \ + defined(CONFIG_CPU_SUBTYPE_SH7263) static inline int sci_rxd_in(struct uart_port *port) { if (port->mapbase == 0xfffe8000) @@ -688,11 +714,13 @@ static inline int sci_rxd_in(struct uart_port *port) * -- Mitch Davis - 15 Jul 2000 */ -#if defined(CONFIG_CPU_SUBTYPE_SH7780) || \ +#if defined(CONFIG_CPU_SUBTYPE_SH7763) || \ + defined(CONFIG_CPU_SUBTYPE_SH7780) || \ defined(CONFIG_CPU_SUBTYPE_SH7785) #define SCBRR_VALUE(bps, clk) ((clk+16*bps)/(16*bps)-1) #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define SCBRR_VALUE(bps, clk) (((clk*2)+16*bps)/(32*bps)-1) #elif defined(__H8300H__) || defined(__H8300S__) #define SCBRR_VALUE(bps) (((CONFIG_CPU_CLOCK*1000/32)/bps)-1) diff --git a/include/asm-sh/Kbuild b/include/asm-sh/Kbuild index 76a8ccf..43910cd 100644 --- a/include/asm-sh/Kbuild +++ b/include/asm-sh/Kbuild @@ -1,3 +1,8 @@ include include/asm-generic/Kbuild.asm header-y += cpu-features.h + +unifdef-y += unistd_32.h +unifdef-y += unistd_64.h +unifdef-y += posix_types_32.h +unifdef-y += posix_types_64.h diff --git a/include/asm-sh/addrspace.h b/include/asm-sh/addrspace.h index b860218..fa544fc 100644 --- a/include/asm-sh/addrspace.h +++ b/include/asm-sh/addrspace.h @@ -9,24 +9,21 @@ */ #ifndef __ASM_SH_ADDRSPACE_H #define __ASM_SH_ADDRSPACE_H + #ifdef __KERNEL__ #include <asm/cpu/addrspace.h> -/* Memory segments (32bit Privileged mode addresses) */ -#ifndef CONFIG_CPU_SH2A -#define P0SEG 0x00000000 -#define P1SEG 0x80000000 -#define P2SEG 0xa0000000 -#define P3SEG 0xc0000000 -#define P4SEG 0xe0000000 -#else -#define P0SEG 0x00000000 -#define P1SEG 0x00000000 -#define P2SEG 0x20000000 -#define P3SEG 0x00000000 -#define P4SEG 0x80000000 -#endif +/* If this CPU supports segmentation, hook up the helpers */ +#ifdef P1SEG + +/* + [ P0/U0 (virtual) ] 0x00000000 <------ User space + [ P1 (fixed) cached ] 0x80000000 <------ Kernel space + [ P2 (fixed) non-cachable] 0xA0000000 <------ Physical access + [ P3 (virtual) cached] 0xC0000000 <------ vmalloced area + [ P4 control ] 0xE0000000 + */ /* Returns the privileged segment base of a given address */ #define PXSEG(a) (((unsigned long)(a)) & 0xe0000000) @@ -34,13 +31,23 @@ /* Returns the physical address of a PnSEG (n=1,2) address */ #define PHYSADDR(a) (((unsigned long)(a)) & 0x1fffffff) +#ifdef CONFIG_29BIT /* * Map an address to a certain privileged segment */ -#define P1SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P1SEG)) -#define P2SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P2SEG)) -#define P3SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P3SEG)) -#define P4SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P4SEG)) +#define P1SEGADDR(a) \ + ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P1SEG)) +#define P2SEGADDR(a) \ + ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P2SEG)) +#define P3SEGADDR(a) \ + ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P3SEG)) +#define P4SEGADDR(a) \ + ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P4SEG)) +#endif /* 29BIT */ +#endif /* P1SEG */ + +/* Check if an address can be reached in 29 bits */ +#define IS_29BIT(a) (((unsigned long)(a)) < 0x20000000) #endif /* __KERNEL__ */ #endif /* __ASM_SH_ADDRSPACE_H */ diff --git a/include/asm-sh/atomic-grb.h b/include/asm-sh/atomic-grb.h new file mode 100644 index 0000000..4c5b7db --- /dev/null +++ b/include/asm-sh/atomic-grb.h @@ -0,0 +1,169 @@ +#ifndef __ASM_SH_ATOMIC_GRB_H +#define __ASM_SH_ATOMIC_GRB_H + +static inline void atomic_add(int i, atomic_t *v) +{ + int tmp; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " add %2, %0 \n\t" /* add */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (v) + : "r" (i) + : "memory" , "r0", "r1"); +} + +static inline void atomic_sub(int i, atomic_t *v) +{ + int tmp; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " sub %2, %0 \n\t" /* sub */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (v) + : "r" (i) + : "memory" , "r0", "r1"); +} + +static inline int atomic_add_return(int i, atomic_t *v) +{ + int tmp; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " add %2, %0 \n\t" /* add */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (v) + : "r" (i) + : "memory" , "r0", "r1"); + + return tmp; +} + +static inline int atomic_sub_return(int i, atomic_t *v) +{ + int tmp; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " sub %2, %0 \n\t" /* sub */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (v) + : "r" (i) + : "memory", "r0", "r1"); + + return tmp; +} + +static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) +{ + int tmp; + unsigned int _mask = ~mask; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " and %2, %0 \n\t" /* add */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (v) + : "r" (_mask) + : "memory" , "r0", "r1"); +} + +static inline void atomic_set_mask(unsigned int mask, atomic_t *v) +{ + int tmp; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " or %2, %0 \n\t" /* or */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (v) + : "r" (mask) + : "memory" , "r0", "r1"); +} + +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" + " nop \n\t" + " mov r15, r1 \n\t" + " mov #-8, r15 \n\t" + " mov.l @%1, %0 \n\t" + " cmp/eq %2, %0 \n\t" + " bf 1f \n\t" + " mov.l %3, @%1 \n\t" + "1: mov r1, r15 \n\t" + : "=&r" (ret) + : "r" (v), "r" (old), "r" (new) + : "memory" , "r0", "r1" , "t"); + + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long tmp; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" + " nop \n\t" + " mov r15, r1 \n\t" + " mov #-12, r15 \n\t" + " mov.l @%2, %1 \n\t" + " mov %1, %0 \n\t" + " cmp/eq %4, %0 \n\t" + " bt/s 1f \n\t" + " add %3, %1 \n\t" + " mov.l %1, @%2 \n\t" + "1: mov r1, r15 \n\t" + : "=&r" (ret), "=&r" (tmp) + : "r" (v), "r" (a), "r" (u) + : "memory" , "r0", "r1" , "t"); + + return ret != u; +} +#endif /* __ASM_SH_ATOMIC_GRB_H */ diff --git a/include/asm-sh/atomic.h b/include/asm-sh/atomic.h index e12570b..c043ef0 100644 --- a/include/asm-sh/atomic.h +++ b/include/asm-sh/atomic.h @@ -17,7 +17,9 @@ typedef struct { volatile int counter; } atomic_t; #include <linux/compiler.h> #include <asm/system.h> -#ifdef CONFIG_CPU_SH4A +#if defined(CONFIG_GUSA_RB) +#include <asm/atomic-grb.h> +#elif defined(CONFIG_CPU_SH4A) #include <asm/atomic-llsc.h> #else #include <asm/atomic-irq.h> @@ -44,6 +46,7 @@ typedef struct { volatile int counter; } atomic_t; #define atomic_inc(v) atomic_add(1,(v)) #define atomic_dec(v) atomic_sub(1,(v)) +#ifndef CONFIG_GUSA_RB static inline int atomic_cmpxchg(atomic_t *v, int old, int new) { int ret; @@ -58,8 +61,6 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new) return ret; } -#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) - static inline int atomic_add_unless(atomic_t *v, int a, int u) { int ret; @@ -73,6 +74,9 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u) return ret != u; } +#endif + +#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) #define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) /* Atomic operations are already serializing on SH */ diff --git a/include/asm-sh/auxvec.h b/include/asm-sh/auxvec.h index 1b6916e..a6b9d4f 100644 --- a/include/asm-sh/auxvec.h +++ b/include/asm-sh/auxvec.h @@ -6,6 +6,12 @@ * for more of them. */ +/* + * This entry gives some information about the FPU initialization + * performed by the kernel. + */ +#define AT_FPUCW 18 /* Used FPU control word. */ + #ifdef CONFIG_VSYSCALL /* * Only define this in the vsyscall case, the entry point to @@ -15,4 +21,16 @@ #define AT_SYSINFO_EHDR 33 #endif +/* + * More complete cache descriptions than AT_[DIU]CACHEBSIZE. If the + * value is -1, then the cache doesn't exist. Otherwise: + * + * bit 0-3: Cache set-associativity; 0 means fully associative. + * bit 4-7: Log2 of cacheline size. + * bit 8-31: Size of the entire cache >> 8. + */ +#define AT_L1I_CACHESHAPE 34 +#define AT_L1D_CACHESHAPE 35 +#define AT_L2_CACHESHAPE 36 + #endif /* __ASM_SH_AUXVEC_H */ diff --git a/include/asm-sh/bitops-grb.h b/include/asm-sh/bitops-grb.h new file mode 100644 index 0000000..a5907b9 --- /dev/null +++ b/include/asm-sh/bitops-grb.h @@ -0,0 +1,169 @@ +#ifndef __ASM_SH_BITOPS_GRB_H +#define __ASM_SH_BITOPS_GRB_H + +static inline void set_bit(int nr, volatile void * addr) +{ + int mask; + volatile unsigned int *a = addr; + unsigned long tmp; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " or %2, %0 \n\t" /* or */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (a) + : "r" (mask) + : "memory" , "r0", "r1"); +} + +static inline void clear_bit(int nr, volatile void * addr) +{ + int mask; + volatile unsigned int *a = addr; + unsigned long tmp; + + a += nr >> 5; + mask = ~(1 << (nr & 0x1f)); + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " and %2, %0 \n\t" /* and */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (a) + : "r" (mask) + : "memory" , "r0", "r1"); +} + +static inline void change_bit(int nr, volatile void * addr) +{ + int mask; + volatile unsigned int *a = addr; + unsigned long tmp; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%1, %0 \n\t" /* load old value */ + " xor %2, %0 \n\t" /* xor */ + " mov.l %0, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "+r" (a) + : "r" (mask) + : "memory" , "r0", "r1"); +} + +static inline int test_and_set_bit(int nr, volatile void * addr) +{ + int mask, retval; + volatile unsigned int *a = addr; + unsigned long tmp; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-14, r15 \n\t" /* LOGIN: r15 = size */ + " mov.l @%2, %0 \n\t" /* load old value */ + " mov %0, %1 \n\t" + " tst %1, %3 \n\t" /* T = ((*a & mask) == 0) */ + " mov #-1, %1 \n\t" /* retvat = -1 */ + " negc %1, %1 \n\t" /* retval = (mask & *a) != 0 */ + " or %3, %0 \n\t" + " mov.l %0, @%2 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "=&r" (retval), + "+r" (a) + : "r" (mask) + : "memory" , "r0", "r1" ,"t"); + + return retval; +} + +static inline int test_and_clear_bit(int nr, volatile void * addr) +{ + int mask, retval,not_mask; + volatile unsigned int *a = addr; + unsigned long tmp; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + + not_mask = ~mask; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-14, r15 \n\t" /* LOGIN */ + " mov.l @%2, %0 \n\t" /* load old value */ + " mov %0, %1 \n\t" /* %1 = *a */ + " tst %1, %3 \n\t" /* T = ((*a & mask) == 0) */ + " mov #-1, %1 \n\t" /* retvat = -1 */ + " negc %1, %1 \n\t" /* retval = (mask & *a) != 0 */ + " and %4, %0 \n\t" + " mov.l %0, @%2 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "=&r" (retval), + "+r" (a) + : "r" (mask), + "r" (not_mask) + : "memory" , "r0", "r1", "t"); + + return retval; +} + +static inline int test_and_change_bit(int nr, volatile void * addr) +{ + int mask, retval; + volatile unsigned int *a = addr; + unsigned long tmp; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-14, r15 \n\t" /* LOGIN */ + " mov.l @%2, %0 \n\t" /* load old value */ + " mov %0, %1 \n\t" /* %1 = *a */ + " tst %1, %3 \n\t" /* T = ((*a & mask) == 0) */ + " mov #-1, %1 \n\t" /* retvat = -1 */ + " negc %1, %1 \n\t" /* retval = (mask & *a) != 0 */ + " xor %3, %0 \n\t" + " mov.l %0, @%2 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (tmp), + "=&r" (retval), + "+r" (a) + : "r" (mask) + : "memory" , "r0", "r1", "t"); + + return retval; +} +#endif /* __ASM_SH_BITOPS_GRB_H */ diff --git a/include/asm-sh/bitops-irq.h b/include/asm-sh/bitops-irq.h new file mode 100644 index 0000000..653a127 --- /dev/null +++ b/include/asm-sh/bitops-irq.h @@ -0,0 +1,91 @@ +#ifndef __ASM_SH_BITOPS_IRQ_H +#define __ASM_SH_BITOPS_IRQ_H + +static inline void set_bit(int nr, volatile void *addr) +{ + int mask; + volatile unsigned int *a = addr; + unsigned long flags; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + local_irq_save(flags); + *a |= mask; + local_irq_restore(flags); +} + +static inline void clear_bit(int nr, volatile void *addr) +{ + int mask; + volatile unsigned int *a = addr; + unsigned long flags; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + local_irq_save(flags); + *a &= ~mask; + local_irq_restore(flags); +} + +static inline void change_bit(int nr, volatile void *addr) +{ + int mask; + volatile unsigned int *a = addr; + unsigned long flags; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + local_irq_save(flags); + *a ^= mask; + local_irq_restore(flags); +} + +static inline int test_and_set_bit(int nr, volatile void *addr) +{ + int mask, retval; + volatile unsigned int *a = addr; + unsigned long flags; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + local_irq_save(flags); + retval = (mask & *a) != 0; + *a |= mask; + local_irq_restore(flags); + + return retval; +} + +static inline int test_and_clear_bit(int nr, volatile void *addr) +{ + int mask, retval; + volatile unsigned int *a = addr; + unsigned long flags; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + local_irq_save(flags); + retval = (mask & *a) != 0; + *a &= ~mask; + local_irq_restore(flags); + + return retval; +} + +static inline int test_and_change_bit(int nr, volatile void *addr) +{ + int mask, retval; + volatile unsigned int *a = addr; + unsigned long flags; + + a += nr >> 5; + mask = 1 << (nr & 0x1f); + local_irq_save(flags); + retval = (mask & *a) != 0; + *a ^= mask; + local_irq_restore(flags); + + return retval; +} + +#endif /* __ASM_SH_BITOPS_IRQ_H */ diff --git a/include/asm-sh/bitops.h b/include/asm-sh/bitops.h index df805f2..b6ba5a6 100644 --- a/include/asm-sh/bitops.h +++ b/include/asm-sh/bitops.h @@ -11,100 +11,22 @@ /* For __swab32 */ #include <asm/byteorder.h> -static inline void set_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a |= mask; - local_irq_restore(flags); -} +#ifdef CONFIG_GUSA_RB +#include <asm/bitops-grb.h> +#else +#include <asm/bitops-irq.h> +#endif + /* * clear_bit() doesn't provide any barrier for the compiler. */ #define smp_mb__before_clear_bit() barrier() #define smp_mb__after_clear_bit() barrier() -static inline void clear_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a &= ~mask; - local_irq_restore(flags); -} - -static inline void change_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a ^= mask; - local_irq_restore(flags); -} - -static inline int test_and_set_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a |= mask; - local_irq_restore(flags); - - return retval; -} - -static inline int test_and_clear_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a &= ~mask; - local_irq_restore(flags); - - return retval; -} - -static inline int test_and_change_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a ^= mask; - local_irq_restore(flags); - - return retval; -} #include <asm-generic/bitops/non-atomic.h> +#ifdef CONFIG_SUPERH32 static inline unsigned long ffz(unsigned long word) { unsigned long result; @@ -138,6 +60,31 @@ static inline unsigned long __ffs(unsigned long word) : "t"); return result; } +#else +static inline unsigned long ffz(unsigned long word) +{ + unsigned long result, __d2, __d3; + + __asm__("gettr tr0, %2\n\t" + "pta $+32, tr0\n\t" + "andi %1, 1, %3\n\t" + "beq %3, r63, tr0\n\t" + "pta $+4, tr0\n" + "0:\n\t" + "shlri.l %1, 1, %1\n\t" + "addi %0, 1, %0\n\t" + "andi %1, 1, %3\n\t" + "beqi %3, 1, tr0\n" + "1:\n\t" + "ptabs %2, tr0\n\t" + : "=r" (result), "=r" (word), "=r" (__d2), "=r" (__d3) + : "0" (0L), "1" (word)); + + return result; +} + +#include <asm-generic/bitops/__ffs.h> +#endif #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/ffs.h> diff --git a/include/asm-sh/bug.h b/include/asm-sh/bug.h index a78d482..c017180 100644 --- a/include/asm-sh/bug.h +++ b/include/asm-sh/bug.h @@ -3,7 +3,7 @@ #define TRAPA_BUG_OPCODE 0xc33e /* trapa #0x3e */ -#ifdef CONFIG_BUG +#ifdef CONFIG_GENERIC_BUG #define HAVE_ARCH_BUG #define HAVE_ARCH_WARN_ON @@ -72,12 +72,7 @@ do { \ unlikely(__ret_warn_on); \ }) -struct pt_regs; - -/* arch/sh/kernel/traps.c */ -void handle_BUG(struct pt_regs *); - -#endif /* CONFIG_BUG */ +#endif /* CONFIG_GENERIC_BUG */ #include <asm-generic/bug.h> diff --git a/include/asm-sh/bugs.h b/include/asm-sh/bugs.h index b66139f..def8128 100644 --- a/include/asm-sh/bugs.h +++ b/include/asm-sh/bugs.h @@ -25,7 +25,7 @@ static void __init check_bugs(void) case CPU_SH7619: *p++ = '2'; break; - case CPU_SH7206: + case CPU_SH7203 ... CPU_SH7263: *p++ = '2'; *p++ = 'a'; break; @@ -35,7 +35,7 @@ static void __init check_bugs(void) case CPU_SH7750 ... CPU_SH4_501: *p++ = '4'; break; - case CPU_SH7770 ... CPU_SHX3: + case CPU_SH7763 ... CPU_SHX3: *p++ = '4'; *p++ = 'a'; break; @@ -48,9 +48,16 @@ static void __init check_bugs(void) *p++ = 's'; *p++ = 'p'; break; - default: - *p++ = '?'; - *p++ = '!'; + case CPU_SH5_101 ... CPU_SH5_103: + *p++ = '6'; + *p++ = '4'; + break; + case CPU_SH_NONE: + /* + * Specifically use CPU_SH_NONE rather than default:, + * so we're able to have the compiler whine about + * unhandled enumerations. + */ break; } diff --git a/include/asm-sh/byteorder.h b/include/asm-sh/byteorder.h index bff2b13..0eb9904 100644 --- a/include/asm-sh/byteorder.h +++ b/include/asm-sh/byteorder.h @@ -3,40 +3,55 @@ /* * Copyright (C) 1999 Niibe Yutaka + * Copyright (C) 2000, 2001 Paolo Alberelli */ - -#include <asm/types.h> #include <linux/compiler.h> +#include <linux/types.h> -static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) +static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) { - __asm__("swap.b %0, %0\n\t" - "swap.w %0, %0\n\t" - "swap.b %0, %0" + __asm__( +#ifdef CONFIG_SUPERH32 + "swap.b %0, %0\n\t" + "swap.w %0, %0\n\t" + "swap.b %0, %0" +#else + "byterev %0, %0\n\t" + "shari %0, 32, %0" +#endif : "=r" (x) : "0" (x)); + return x; } -static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x) +static inline __attribute_const__ __u16 ___arch__swab16(__u16 x) { - __asm__("swap.b %0, %0" + __asm__( +#ifdef CONFIG_SUPERH32 + "swap.b %0, %0" +#else + "byterev %0, %0\n\t" + "shari %0, 32, %0" + +#endif : "=r" (x) : "0" (x)); + return x; } -static inline __u64 ___arch__swab64(__u64 val) -{ - union { +static inline __u64 ___arch__swab64(__u64 val) +{ + union { struct { __u32 a,b; } s; __u64 u; } v, w; v.u = val; - w.s.b = ___arch__swab32(v.s.a); - w.s.a = ___arch__swab32(v.s.b); - return w.u; -} + w.s.b = ___arch__swab32(v.s.a); + w.s.a = ___arch__swab32(v.s.b); + return w.u; +} #define __arch__swab64(x) ___arch__swab64(x) #define __arch__swab32(x) ___arch__swab32(x) diff --git a/include/asm-sh/cache.h b/include/asm-sh/cache.h index 01e5cf5..083419f4 100644 --- a/include/asm-sh/cache.h +++ b/include/asm-sh/cache.h @@ -12,11 +12,6 @@ #include <linux/init.h> #include <asm/cpu/cache.h> -#define SH_CACHE_VALID 1 -#define SH_CACHE_UPDATED 2 -#define SH_CACHE_COMBINED 4 -#define SH_CACHE_ASSOC 8 - #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) #define __read_mostly __attribute__((__section__(".data.read_mostly"))) diff --git a/include/asm-sh/checksum.h b/include/asm-sh/checksum.h index 4bc8357..67496ab 100644 --- a/include/asm-sh/checksum.h +++ b/include/asm-sh/checksum.h @@ -1,215 +1,5 @@ -#ifndef __ASM_SH_CHECKSUM_H -#define __ASM_SH_CHECKSUM_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1999 by Kaz Kojima & Niibe Yutaka - */ - -#include <linux/in6.h> - -/* - * computes the checksum of a memory block at buff, length len, - * and adds in "sum" (32-bit) - * - * returns a 32-bit number suitable for feeding into itself - * or csum_tcpudp_magic - * - * this function must be called with even lengths, except - * for the last fragment, which may be odd - * - * it's best to have buff aligned on a 32-bit boundary - */ -asmlinkage __wsum csum_partial(const void *buff, int len, __wsum sum); - -/* - * the same as csum_partial, but copies from src while it - * checksums, and handles user-space pointer exceptions correctly, when needed. - * - * here even more important to align src and dst on a 32-bit (or even - * better 64-bit) boundary - */ - -asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, - int len, __wsum sum, - int *src_err_ptr, int *dst_err_ptr); - -/* - * Note: when you get a NULL pointer exception here this means someone - * passed in an incorrect kernel address to one of these functions. - * - * If you use these functions directly please don't forget the - * access_ok(). - */ -static inline -__wsum csum_partial_copy_nocheck(const void *src, void *dst, - int len, __wsum sum) -{ - return csum_partial_copy_generic(src, dst, len, sum, NULL, NULL); -} - -static inline -__wsum csum_partial_copy_from_user(const void __user *src, void *dst, - int len, __wsum sum, int *err_ptr) -{ - return csum_partial_copy_generic((__force const void *)src, dst, - len, sum, err_ptr, NULL); -} - -/* - * Fold a partial checksum - */ - -static inline __sum16 csum_fold(__wsum sum) -{ - unsigned int __dummy; - __asm__("swap.w %0, %1\n\t" - "extu.w %0, %0\n\t" - "extu.w %1, %1\n\t" - "add %1, %0\n\t" - "swap.w %0, %1\n\t" - "add %1, %0\n\t" - "not %0, %0\n\t" - : "=r" (sum), "=&r" (__dummy) - : "0" (sum) - : "t"); - return (__force __sum16)sum; -} - -/* - * This is a version of ip_compute_csum() optimized for IP headers, - * which always checksum on 4 octet boundaries. - * - * i386 version by Jorge Cwik <jorge@laser.satlink.net>, adapted - * for linux by * Arnt Gulbrandsen. - */ -static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) -{ - unsigned int sum, __dummy0, __dummy1; - - __asm__ __volatile__( - "mov.l @%1+, %0\n\t" - "mov.l @%1+, %3\n\t" - "add #-2, %2\n\t" - "clrt\n\t" - "1:\t" - "addc %3, %0\n\t" - "movt %4\n\t" - "mov.l @%1+, %3\n\t" - "dt %2\n\t" - "bf/s 1b\n\t" - " cmp/eq #1, %4\n\t" - "addc %3, %0\n\t" - "addc %2, %0" /* Here %2 is 0, add carry-bit */ - /* Since the input registers which are loaded with iph and ihl - are modified, we must also specify them as outputs, or gcc - will assume they contain their original values. */ - : "=r" (sum), "=r" (iph), "=r" (ihl), "=&r" (__dummy0), "=&z" (__dummy1) - : "1" (iph), "2" (ihl) - : "t"); - - return csum_fold(sum); -} - -static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, - __wsum sum) -{ -#ifdef __LITTLE_ENDIAN__ - unsigned long len_proto = (proto + len) << 8; +#ifdef CONFIG_SUPERH32 +# include "checksum_32.h" #else - unsigned long len_proto = proto + len; +# include "checksum_64.h" #endif - __asm__("clrt\n\t" - "addc %0, %1\n\t" - "addc %2, %1\n\t" - "addc %3, %1\n\t" - "movt %0\n\t" - "add %1, %0" - : "=r" (sum), "=r" (len_proto) - : "r" (daddr), "r" (saddr), "1" (len_proto), "0" (sum) - : "t"); - - return sum; -} - -/* - * computes the checksum of the TCP/UDP pseudo-header - * returns a 16-bit checksum, already complemented - */ -static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, - __wsum sum) -{ - return csum_fold(csum_tcpudp_nofold(saddr, daddr, len, proto, sum)); -} - -/* - * this routine is used for miscellaneous IP-like checksums, mainly - * in icmp.c - */ -static inline __sum16 ip_compute_csum(const void *buff, int len) -{ - return csum_fold(csum_partial(buff, len, 0)); -} - -#define _HAVE_ARCH_IPV6_CSUM -static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, - const struct in6_addr *daddr, - __u32 len, unsigned short proto, - __wsum sum) -{ - unsigned int __dummy; - __asm__("clrt\n\t" - "mov.l @(0,%2), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(4,%2), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(8,%2), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(12,%2), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(0,%3), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(4,%3), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(8,%3), %1\n\t" - "addc %1, %0\n\t" - "mov.l @(12,%3), %1\n\t" - "addc %1, %0\n\t" - "addc %4, %0\n\t" - "addc %5, %0\n\t" - "movt %1\n\t" - "add %1, %0\n" - : "=r" (sum), "=&r" (__dummy) - : "r" (saddr), "r" (daddr), - "r" (htonl(len)), "r" (htonl(proto)), "0" (sum) - : "t"); - - return csum_fold(sum); -} - -/* - * Copy and checksum to user - */ -#define HAVE_CSUM_COPY_USER -static inline __wsum csum_and_copy_to_user(const void *src, - void __user *dst, - int len, __wsum sum, - int *err_ptr) -{ - if (access_ok(VERIFY_WRITE, dst, len)) - return csum_partial_copy_generic((__force const void *)src, - dst, len, sum, NULL, err_ptr); - - if (len) - *err_ptr = -EFAULT; - - return (__force __wsum)-1; /* invalid checksum */ -} -#endif /* __ASM_SH_CHECKSUM_H */ diff --git a/include/asm-sh/checksum_32.h b/include/asm-sh/checksum_32.h new file mode 100644 index 0000000..4bc8357 --- /dev/null +++ b/include/asm-sh/checksum_32.h @@ -0,0 +1,215 @@ +#ifndef __ASM_SH_CHECKSUM_H +#define __ASM_SH_CHECKSUM_H + +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1999 by Kaz Kojima & Niibe Yutaka + */ + +#include <linux/in6.h> + +/* + * computes the checksum of a memory block at buff, length len, + * and adds in "sum" (32-bit) + * + * returns a 32-bit number suitable for feeding into itself + * or csum_tcpudp_magic + * + * this function must be called with even lengths, except + * for the last fragment, which may be odd + * + * it's best to have buff aligned on a 32-bit boundary + */ +asmlinkage __wsum csum_partial(const void *buff, int len, __wsum sum); + +/* + * the same as csum_partial, but copies from src while it + * checksums, and handles user-space pointer exceptions correctly, when needed. + * + * here even more important to align src and dst on a 32-bit (or even + * better 64-bit) boundary + */ + +asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, + int len, __wsum sum, + int *src_err_ptr, int *dst_err_ptr); + +/* + * Note: when you get a NULL pointer exception here this means someone + * passed in an incorrect kernel address to one of these functions. + * + * If you use these functions directly please don't forget the + * access_ok(). + */ +static inline +__wsum csum_partial_copy_nocheck(const void *src, void *dst, + int len, __wsum sum) +{ + return csum_partial_copy_generic(src, dst, len, sum, NULL, NULL); +} + +static inline +__wsum csum_partial_copy_from_user(const void __user *src, void *dst, + int len, __wsum sum, int *err_ptr) +{ + return csum_partial_copy_generic((__force const void *)src, dst, + len, sum, err_ptr, NULL); +} + +/* + * Fold a partial checksum + */ + +static inline __sum16 csum_fold(__wsum sum) +{ + unsigned int __dummy; + __asm__("swap.w %0, %1\n\t" + "extu.w %0, %0\n\t" + "extu.w %1, %1\n\t" + "add %1, %0\n\t" + "swap.w %0, %1\n\t" + "add %1, %0\n\t" + "not %0, %0\n\t" + : "=r" (sum), "=&r" (__dummy) + : "0" (sum) + : "t"); + return (__force __sum16)sum; +} + +/* + * This is a version of ip_compute_csum() optimized for IP headers, + * which always checksum on 4 octet boundaries. + * + * i386 version by Jorge Cwik <jorge@laser.satlink.net>, adapted + * for linux by * Arnt Gulbrandsen. + */ +static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) +{ + unsigned int sum, __dummy0, __dummy1; + + __asm__ __volatile__( + "mov.l @%1+, %0\n\t" + "mov.l @%1+, %3\n\t" + "add #-2, %2\n\t" + "clrt\n\t" + "1:\t" + "addc %3, %0\n\t" + "movt %4\n\t" + "mov.l @%1+, %3\n\t" + "dt %2\n\t" + "bf/s 1b\n\t" + " cmp/eq #1, %4\n\t" + "addc %3, %0\n\t" + "addc %2, %0" /* Here %2 is 0, add carry-bit */ + /* Since the input registers which are loaded with iph and ihl + are modified, we must also specify them as outputs, or gcc + will assume they contain their original values. */ + : "=r" (sum), "=r" (iph), "=r" (ihl), "=&r" (__dummy0), "=&z" (__dummy1) + : "1" (iph), "2" (ihl) + : "t"); + + return csum_fold(sum); +} + +static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, + unsigned short len, + unsigned short proto, + __wsum sum) +{ +#ifdef __LITTLE_ENDIAN__ + unsigned long len_proto = (proto + len) << 8; +#else + unsigned long len_proto = proto + len; +#endif + __asm__("clrt\n\t" + "addc %0, %1\n\t" + "addc %2, %1\n\t" + "addc %3, %1\n\t" + "movt %0\n\t" + "add %1, %0" + : "=r" (sum), "=r" (len_proto) + : "r" (daddr), "r" (saddr), "1" (len_proto), "0" (sum) + : "t"); + + return sum; +} + +/* + * computes the checksum of the TCP/UDP pseudo-header + * returns a 16-bit checksum, already complemented + */ +static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, + unsigned short len, + unsigned short proto, + __wsum sum) +{ + return csum_fold(csum_tcpudp_nofold(saddr, daddr, len, proto, sum)); +} + +/* + * this routine is used for miscellaneous IP-like checksums, mainly + * in icmp.c + */ +static inline __sum16 ip_compute_csum(const void *buff, int len) +{ + return csum_fold(csum_partial(buff, len, 0)); +} + +#define _HAVE_ARCH_IPV6_CSUM +static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, + const struct in6_addr *daddr, + __u32 len, unsigned short proto, + __wsum sum) +{ + unsigned int __dummy; + __asm__("clrt\n\t" + "mov.l @(0,%2), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(4,%2), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(8,%2), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(12,%2), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(0,%3), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(4,%3), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(8,%3), %1\n\t" + "addc %1, %0\n\t" + "mov.l @(12,%3), %1\n\t" + "addc %1, %0\n\t" + "addc %4, %0\n\t" + "addc %5, %0\n\t" + "movt %1\n\t" + "add %1, %0\n" + : "=r" (sum), "=&r" (__dummy) + : "r" (saddr), "r" (daddr), + "r" (htonl(len)), "r" (htonl(proto)), "0" (sum) + : "t"); + + return csum_fold(sum); +} + +/* + * Copy and checksum to user + */ +#define HAVE_CSUM_COPY_USER +static inline __wsum csum_and_copy_to_user(const void *src, + void __user *dst, + int len, __wsum sum, + int *err_ptr) +{ + if (access_ok(VERIFY_WRITE, dst, len)) + return csum_partial_copy_generic((__force const void *)src, + dst, len, sum, NULL, err_ptr); + + if (len) + *err_ptr = -EFAULT; + + return (__force __wsum)-1; /* invalid checksum */ +} +#endif /* __ASM_SH_CHECKSUM_H */ diff --git a/include/asm-sh64/checksum.h b/include/asm-sh/checksum_64.h index ba594cc..9c62a03 100644 --- a/include/asm-sh64/checksum.h +++ b/include/asm-sh/checksum_64.h @@ -1,19 +1,16 @@ -#ifndef __ASM_SH64_CHECKSUM_H -#define __ASM_SH64_CHECKSUM_H +#ifndef __ASM_SH_CHECKSUM_64_H +#define __ASM_SH_CHECKSUM_64_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/checksum.h + * include/asm-sh/checksum_64.h * * Copyright (C) 2000, 2001 Paolo Alberelli * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ -#include <asm/registers.h> - /* * computes the checksum of a memory block at buff, length len, * and adds in "sum" (32-bit) @@ -78,5 +75,4 @@ static inline __sum16 ip_compute_csum(const void *buff, int len) return csum_fold(csum_partial(buff, len, 0)); } -#endif /* __ASM_SH64_CHECKSUM_H */ - +#endif /* __ASM_SH_CHECKSUM_64_H */ diff --git a/include/asm-sh/cmpxchg-grb.h b/include/asm-sh/cmpxchg-grb.h new file mode 100644 index 0000000..e2681ab --- /dev/null +++ b/include/asm-sh/cmpxchg-grb.h @@ -0,0 +1,70 @@ +#ifndef __ASM_SH_CMPXCHG_GRB_H +#define __ASM_SH_CMPXCHG_GRB_H + +static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) +{ + unsigned long retval; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " nop \n\t" + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-4, r15 \n\t" /* LOGIN */ + " mov.l @%1, %0 \n\t" /* load old value */ + " mov.l %2, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (retval), + "+r" (m) + : "r" (val) + : "memory", "r0", "r1"); + + return retval; +} + +static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) +{ + unsigned long retval; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN */ + " mov.b @%1, %0 \n\t" /* load old value */ + " extu.b %0, %0 \n\t" /* extend as unsigned */ + " mov.b %2, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (retval), + "+r" (m) + : "r" (val) + : "memory" , "r0", "r1"); + + return retval; +} + +static inline unsigned long __cmpxchg_u32(volatile int *m, unsigned long old, + unsigned long new) +{ + unsigned long retval; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " nop \n\t" + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-8, r15 \n\t" /* LOGIN */ + " mov.l @%1, %0 \n\t" /* load old value */ + " cmp/eq %0, %2 \n\t" + " bf 1f \n\t" /* if not equal */ + " mov.l %2, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (retval), + "+r" (m) + : "r" (new) + : "memory" , "r0", "r1", "t"); + + return retval; +} + +#endif /* __ASM_SH_CMPXCHG_GRB_H */ diff --git a/include/asm-sh/cmpxchg-irq.h b/include/asm-sh/cmpxchg-irq.h new file mode 100644 index 0000000..43049ec --- /dev/null +++ b/include/asm-sh/cmpxchg-irq.h @@ -0,0 +1,40 @@ +#ifndef __ASM_SH_CMPXCHG_IRQ_H +#define __ASM_SH_CMPXCHG_IRQ_H + +static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) +{ + unsigned long flags, retval; + + local_irq_save(flags); + retval = *m; + *m = val; + local_irq_restore(flags); + return retval; +} + +static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) +{ + unsigned long flags, retval; + + local_irq_save(flags); + retval = *m; + *m = val & 0xff; + local_irq_restore(flags); + return retval; +} + +static inline unsigned long __cmpxchg_u32(volatile int *m, unsigned long old, + unsigned long new) +{ + __u32 retval; + unsigned long flags; + + local_irq_save(flags); + retval = *m; + if (retval == old) + *m = new; + local_irq_restore(flags); /* implies memory barrier */ + return retval; +} + +#endif /* __ASM_SH_CMPXCHG_IRQ_H */ diff --git a/include/asm-sh/cpu-sh2/addrspace.h b/include/asm-sh/cpu-sh2/addrspace.h index 8706c90..2b9ab93 100644 --- a/include/asm-sh/cpu-sh2/addrspace.h +++ b/include/asm-sh/cpu-sh2/addrspace.h @@ -10,7 +10,10 @@ #ifndef __ASM_CPU_SH2_ADDRSPACE_H #define __ASM_CPU_SH2_ADDRSPACE_H -/* Should fill here */ +#define P0SEG 0x00000000 +#define P1SEG 0x80000000 +#define P2SEG 0xa0000000 +#define P3SEG 0xc0000000 +#define P4SEG 0xe0000000 #endif /* __ASM_CPU_SH2_ADDRSPACE_H */ - diff --git a/include/asm-sh/cpu-sh2/cache.h b/include/asm-sh/cpu-sh2/cache.h index f02ba7a..4e0b165 100644 --- a/include/asm-sh/cpu-sh2/cache.h +++ b/include/asm-sh/cpu-sh2/cache.h @@ -12,9 +12,13 @@ #define L1_CACHE_SHIFT 4 +#define SH_CACHE_VALID 1 +#define SH_CACHE_UPDATED 2 +#define SH_CACHE_COMBINED 4 +#define SH_CACHE_ASSOC 8 + #if defined(CONFIG_CPU_SUBTYPE_SH7619) -#define CCR1 0xffffffec -#define CCR CCR1 +#define CCR 0xffffffec #define CCR_CACHE_CE 0x01 /* Cache enable */ #define CCR_CACHE_WT 0x06 /* CCR[bit1=1,bit2=1] */ diff --git a/include/asm-sh/cpu-sh2/rtc.h b/include/asm-sh/cpu-sh2/rtc.h new file mode 100644 index 0000000..39e2d6e --- /dev/null +++ b/include/asm-sh/cpu-sh2/rtc.h @@ -0,0 +1,8 @@ +#ifndef __ASM_SH_CPU_SH2_RTC_H +#define __ASM_SH_CPU_SH2_RTC_H + +#define rtc_reg_size sizeof(u16) +#define RTC_BIT_INVERTED 0 +#define RTC_DEF_CAPABILITIES 0UL + +#endif /* __ASM_SH_CPU_SH2_RTC_H */ diff --git a/include/asm-sh/cpu-sh2a/addrspace.h b/include/asm-sh/cpu-sh2a/addrspace.h index 3d2e9aa..795ddd6 100644 --- a/include/asm-sh/cpu-sh2a/addrspace.h +++ b/include/asm-sh/cpu-sh2a/addrspace.h @@ -1 +1,10 @@ -#include <asm/cpu-sh2/addrspace.h> +#ifndef __ASM_SH_CPU_SH2A_ADDRSPACE_H +#define __ASM_SH_CPU_SH2A_ADDRSPACE_H + +#define P0SEG 0x00000000 +#define P1SEG 0x00000000 +#define P2SEG 0x20000000 +#define P3SEG 0x00000000 +#define P4SEG 0x80000000 + +#endif /* __ASM_SH_CPU_SH2A_ADDRSPACE_H */ diff --git a/include/asm-sh/cpu-sh2a/cache.h b/include/asm-sh/cpu-sh2a/cache.h index 3e4b9e4..afe228b 100644 --- a/include/asm-sh/cpu-sh2a/cache.h +++ b/include/asm-sh/cpu-sh2a/cache.h @@ -12,11 +12,13 @@ #define L1_CACHE_SHIFT 4 -#define CCR1 0xfffc1000 -#define CCR2 0xfffc1004 +#define SH_CACHE_VALID 1 +#define SH_CACHE_UPDATED 2 +#define SH_CACHE_COMBINED 4 +#define SH_CACHE_ASSOC 8 -/* CCR1 behaves more like the traditional CCR */ -#define CCR CCR1 +#define CCR 0xfffc1000 /* CCR1 */ +#define CCR2 0xfffc1004 /* * Most of the SH-2A CCR1 definitions resemble the SH-4 ones. All others not @@ -36,4 +38,3 @@ #define CCR_CACHE_INVALIDATE (CCR_CACHE_OCI | CCR_CACHE_ICI) #endif /* __ASM_CPU_SH2A_CACHE_H */ - diff --git a/include/asm-sh/cpu-sh2a/freq.h b/include/asm-sh/cpu-sh2a/freq.h index e518fff..830fd43 100644 --- a/include/asm-sh/cpu-sh2a/freq.h +++ b/include/asm-sh/cpu-sh2a/freq.h @@ -10,9 +10,7 @@ #ifndef __ASM_CPU_SH2A_FREQ_H #define __ASM_CPU_SH2A_FREQ_H -#if defined(CONFIG_CPU_SUBTYPE_SH7206) #define FREQCR 0xfffe0010 -#endif #endif /* __ASM_CPU_SH2A_FREQ_H */ diff --git a/include/asm-sh/cpu-sh2a/rtc.h b/include/asm-sh/cpu-sh2a/rtc.h new file mode 100644 index 0000000..afb511e --- /dev/null +++ b/include/asm-sh/cpu-sh2a/rtc.h @@ -0,0 +1,8 @@ +#ifndef __ASM_SH_CPU_SH2A_RTC_H +#define __ASM_SH_CPU_SH2A_RTC_H + +#define rtc_reg_size sizeof(u16) +#define RTC_BIT_INVERTED 0 +#define RTC_DEF_CAPABILITIES RTC_CAP_4_DIGIT_YEAR + +#endif /* __ASM_SH_CPU_SH2A_RTC_H */ diff --git a/include/asm-sh/cpu-sh3/addrspace.h b/include/asm-sh/cpu-sh3/addrspace.h index 872e9e1..0f94726 100644 --- a/include/asm-sh/cpu-sh3/addrspace.h +++ b/include/asm-sh/cpu-sh3/addrspace.h @@ -10,7 +10,10 @@ #ifndef __ASM_CPU_SH3_ADDRSPACE_H #define __ASM_CPU_SH3_ADDRSPACE_H -/* Should fill here */ +#define P0SEG 0x00000000 +#define P1SEG 0x80000000 +#define P2SEG 0xa0000000 +#define P3SEG 0xc0000000 +#define P4SEG 0xe0000000 #endif /* __ASM_CPU_SH3_ADDRSPACE_H */ - diff --git a/include/asm-sh/cpu-sh3/cache.h b/include/asm-sh/cpu-sh3/cache.h index 255016f..56bd838 100644 --- a/include/asm-sh/cpu-sh3/cache.h +++ b/include/asm-sh/cpu-sh3/cache.h @@ -12,6 +12,11 @@ #define L1_CACHE_SHIFT 4 +#define SH_CACHE_VALID 1 +#define SH_CACHE_UPDATED 2 +#define SH_CACHE_COMBINED 4 +#define SH_CACHE_ASSOC 8 + #define CCR 0xffffffec /* Address of Cache Control Register */ #define CCR_CACHE_CE 0x01 /* Cache Enable */ @@ -28,7 +33,8 @@ #if defined(CONFIG_CPU_SUBTYPE_SH7705) || \ defined(CONFIG_CPU_SUBTYPE_SH7710) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define CCR3 0xa40000b4 #define CCR_CACHE_16KB 0x00010000 #define CCR_CACHE_32KB 0x00020000 diff --git a/include/asm-sh/cpu-sh3/dma.h b/include/asm-sh/cpu-sh3/dma.h index 54bfece..092ff9d 100644 --- a/include/asm-sh/cpu-sh3/dma.h +++ b/include/asm-sh/cpu-sh3/dma.h @@ -2,7 +2,9 @@ #define __ASM_CPU_SH3_DMA_H -#if defined(CONFIG_CPU_SUBTYPE_SH7720) || defined(CONFIG_CPU_SUBTYPE_SH7709) +#if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) || \ + defined(CONFIG_CPU_SUBTYPE_SH7709) #define SH_DMAC_BASE 0xa4010020 #define DMTE0_IRQ 48 diff --git a/include/asm-sh/cpu-sh3/freq.h b/include/asm-sh/cpu-sh3/freq.h index 0a054b5..53c6230 100644 --- a/include/asm-sh/cpu-sh3/freq.h +++ b/include/asm-sh/cpu-sh3/freq.h @@ -10,7 +10,12 @@ #ifndef __ASM_CPU_SH3_FREQ_H #define __ASM_CPU_SH3_FREQ_H +#ifdef CONFIG_CPU_SUBTYPE_SH7712 +#define FRQCR 0xA415FF80 +#else #define FRQCR 0xffffff80 +#endif + #define MIN_DIVISOR_NR 0 #define MAX_DIVISOR_NR 4 diff --git a/include/asm-sh/cpu-sh3/gpio.h b/include/asm-sh/cpu-sh3/gpio.h index 48770c1..4e53eb3 100644 --- a/include/asm-sh/cpu-sh3/gpio.h +++ b/include/asm-sh/cpu-sh3/gpio.h @@ -12,7 +12,8 @@ #ifndef _CPU_SH3_GPIO_H #define _CPU_SH3_GPIO_H -#if defined(CONFIG_CPU_SUBTYPE_SH7720) +#if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) /* Control registers */ #define PORT_PACR 0xA4050100UL diff --git a/include/asm-sh/cpu-sh3/mmu_context.h b/include/asm-sh/cpu-sh3/mmu_context.h index 16c2d63..ab09da7 100644 --- a/include/asm-sh/cpu-sh3/mmu_context.h +++ b/include/asm-sh/cpu-sh3/mmu_context.h @@ -33,7 +33,8 @@ defined(CONFIG_CPU_SUBTYPE_SH7709) || \ defined(CONFIG_CPU_SUBTYPE_SH7710) || \ defined(CONFIG_CPU_SUBTYPE_SH7712) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define INTEVT 0xa4000000 /* INTEVTE2(0xa4000000) */ #else #define INTEVT 0xffffffd8 diff --git a/include/asm-sh/cpu-sh3/rtc.h b/include/asm-sh/cpu-sh3/rtc.h new file mode 100644 index 0000000..319404a --- /dev/null +++ b/include/asm-sh/cpu-sh3/rtc.h @@ -0,0 +1,8 @@ +#ifndef __ASM_SH_CPU_SH3_RTC_H +#define __ASM_SH_CPU_SH3_RTC_H + +#define rtc_reg_size sizeof(u16) +#define RTC_BIT_INVERTED 0 /* No bug on SH7708, SH7709A */ +#define RTC_DEF_CAPABILITIES 0UL + +#endif /* __ASM_SH_CPU_SH3_RTC_H */ diff --git a/include/asm-sh/cpu-sh3/timer.h b/include/asm-sh/cpu-sh3/timer.h index 7b795ac..793acf1 100644 --- a/include/asm-sh/cpu-sh3/timer.h +++ b/include/asm-sh/cpu-sh3/timer.h @@ -23,12 +23,13 @@ * --------------------------------------------------------------------------- */ -#if !defined(CONFIG_CPU_SUBTYPE_SH7720) +#if !defined(CONFIG_CPU_SUBTYPE_SH7720) && !defined(CONFIG_CPU_SUBTYPE_SH7721) #define TMU_TOCR 0xfffffe90 /* Byte access */ #endif #if defined(CONFIG_CPU_SUBTYPE_SH7710) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define TMU_012_TSTR 0xa412fe92 /* Byte access */ #define TMU0_TCOR 0xa412fe94 /* Long access */ @@ -57,7 +58,7 @@ #define TMU2_TCOR 0xfffffeac /* Long access */ #define TMU2_TCNT 0xfffffeb0 /* Long access */ #define TMU2_TCR 0xfffffeb4 /* Word access */ -#if !defined(CONFIG_CPU_SUBTYPE_SH7720) +#if !defined(CONFIG_CPU_SUBTYPE_SH7720) && !defined(CONFIG_CPU_SUBTYPE_SH7721) #define TMU2_TCPR2 0xfffffeb8 /* Long access */ #endif #endif diff --git a/include/asm-sh/cpu-sh3/ubc.h b/include/asm-sh/cpu-sh3/ubc.h index 18467c5..4e6381d 100644 --- a/include/asm-sh/cpu-sh3/ubc.h +++ b/include/asm-sh/cpu-sh3/ubc.h @@ -12,7 +12,8 @@ #define __ASM_CPU_SH3_UBC_H #if defined(CONFIG_CPU_SUBTYPE_SH7710) || \ - defined(CONFIG_CPU_SUBTYPE_SH7720) + defined(CONFIG_CPU_SUBTYPE_SH7720) || \ + defined(CONFIG_CPU_SUBTYPE_SH7721) #define UBC_BARA 0xa4ffffb0 #define UBC_BAMRA 0xa4ffffb4 #define UBC_BBRA 0xa4ffffb8 diff --git a/include/asm-sh/cpu-sh4/addrspace.h b/include/asm-sh/cpu-sh4/addrspace.h index bb2e1b0..a3fa733 100644 --- a/include/asm-sh/cpu-sh4/addrspace.h +++ b/include/asm-sh/cpu-sh4/addrspace.h @@ -10,6 +10,12 @@ #ifndef __ASM_CPU_SH4_ADDRSPACE_H #define __ASM_CPU_SH4_ADDRSPACE_H +#define P0SEG 0x00000000 +#define P1SEG 0x80000000 +#define P2SEG 0xa0000000 +#define P3SEG 0xc0000000 +#define P4SEG 0xe0000000 + /* Detailed P4SEG */ #define P4SEG_STORE_QUE (P4SEG) #define P4SEG_IC_ADDR 0xf0000000 diff --git a/include/asm-sh/cpu-sh4/cache.h b/include/asm-sh/cpu-sh4/cache.h index f92b20a..1c61ebf 100644 --- a/include/asm-sh/cpu-sh4/cache.h +++ b/include/asm-sh/cpu-sh4/cache.h @@ -12,6 +12,11 @@ #define L1_CACHE_SHIFT 5 +#define SH_CACHE_VALID 1 +#define SH_CACHE_UPDATED 2 +#define SH_CACHE_COMBINED 4 +#define SH_CACHE_ASSOC 8 + #define CCR 0xff00001c /* Address of Cache Control Register */ #define CCR_CACHE_OCE 0x0001 /* Operand Cache Enable */ #define CCR_CACHE_WT 0x0002 /* Write-Through (for P0,U0,P3) (else writeback)*/ diff --git a/include/asm-sh/cpu-sh4/fpu.h b/include/asm-sh/cpu-sh4/fpu.h new file mode 100644 index 0000000..febef73 --- /dev/null +++ b/include/asm-sh/cpu-sh4/fpu.h @@ -0,0 +1,32 @@ +/* + * linux/arch/sh/kernel/cpu/sh4/sh4_fpu.h + * + * Copyright (C) 2006 STMicroelectronics Limited + * Author: Carl Shaw <carl.shaw@st.com> + * + * May be copied or modified under the terms of the GNU General Public + * License Version 2. See linux/COPYING for more information. + * + * Definitions for SH4 FPU operations + */ + +#ifndef __CPU_SH4_FPU_H +#define __CPU_SH4_FPU_H + +#define FPSCR_ENABLE_MASK 0x00000f80UL + +#define FPSCR_FMOV_DOUBLE (1<<1) + +#define FPSCR_CAUSE_INEXACT (1<<12) +#define FPSCR_CAUSE_UNDERFLOW (1<<13) +#define FPSCR_CAUSE_OVERFLOW (1<<14) +#define FPSCR_CAUSE_DIVZERO (1<<15) +#define FPSCR_CAUSE_INVALID (1<<16) +#define FPSCR_CAUSE_ERROR (1<<17) + +#define FPSCR_DBL_PRECISION (1<<19) +#define FPSCR_ROUNDING_MODE(x) ((x >> 20) & 3) +#define FPSCR_RM_NEAREST (0) +#define FPSCR_RM_ZERO (1) + +#endif diff --git a/include/asm-sh/cpu-sh4/freq.h b/include/asm-sh/cpu-sh4/freq.h index dc1d32a..1ac10b9 100644 --- a/include/asm-sh/cpu-sh4/freq.h +++ b/include/asm-sh/cpu-sh4/freq.h @@ -16,7 +16,8 @@ #define SCLKACR 0xa4150008 #define SCLKBCR 0xa415000c #define IrDACLKCR 0xa4150010 -#elif defined(CONFIG_CPU_SUBTYPE_SH7780) +#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \ + defined(CONFIG_CPU_SUBTYPE_SH7780) #define FRQCR 0xffc80000 #elif defined(CONFIG_CPU_SUBTYPE_SH7785) #define FRQCR0 0xffc80000 diff --git a/include/asm-sh/cpu-sh4/mmu_context.h b/include/asm-sh/cpu-sh4/mmu_context.h index 979acdd..9ea8eb2 100644 --- a/include/asm-sh/cpu-sh4/mmu_context.h +++ b/include/asm-sh/cpu-sh4/mmu_context.h @@ -22,12 +22,20 @@ #define MMU_UTLB_ADDRESS_ARRAY 0xF6000000 #define MMU_PAGE_ASSOC_BIT 0x80 +#define MMUCR_TI (1<<2) + #ifdef CONFIG_X2TLB #define MMUCR_ME (1 << 7) #else #define MMUCR_ME (0) #endif +#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_SUBTYPE_ST40) +#define MMUCR_SE (1 << 4) +#else +#define MMUCR_SE (0) +#endif + #ifdef CONFIG_SH_STORE_QUEUES #define MMUCR_SQMD (1 << 9) #else @@ -35,7 +43,7 @@ #endif #define MMU_NTLB_ENTRIES 64 -#define MMU_CONTROL_INIT (0x05|MMUCR_SQMD|MMUCR_ME) +#define MMU_CONTROL_INIT (0x05|MMUCR_SQMD|MMUCR_ME|MMUCR_SE) #define MMU_ITLB_DATA_ARRAY 0xF3000000 #define MMU_UTLB_DATA_ARRAY 0xF7000000 diff --git a/include/asm-sh/cpu-sh4/rtc.h b/include/asm-sh/cpu-sh4/rtc.h new file mode 100644 index 0000000..f3d0f53 --- /dev/null +++ b/include/asm-sh/cpu-sh4/rtc.h @@ -0,0 +1,8 @@ +#ifndef __ASM_SH_CPU_SH4_RTC_H +#define __ASM_SH_CPU_SH4_RTC_H + +#define rtc_reg_size sizeof(u32) +#define RTC_BIT_INVERTED 0x40 /* bug on SH7750, SH7750S */ +#define RTC_DEF_CAPABILITIES RTC_CAP_4_DIGIT_YEAR + +#endif /* __ASM_SH_CPU_SH4_RTC_H */ diff --git a/include/asm-sh/cpu-sh5/addrspace.h b/include/asm-sh/cpu-sh5/addrspace.h new file mode 100644 index 0000000..dc36b9a --- /dev/null +++ b/include/asm-sh/cpu-sh5/addrspace.h @@ -0,0 +1,11 @@ +#ifndef __ASM_SH_CPU_SH5_ADDRSPACE_H +#define __ASM_SH_CPU_SH5_ADDRSPACE_H + +#define PHYS_PERIPHERAL_BLOCK 0x09000000 +#define PHYS_DMAC_BLOCK 0x0e000000 +#define PHYS_PCI_BLOCK 0x60000000 +#define PHYS_EMI_BLOCK 0xff000000 + +/* No segmentation.. */ + +#endif /* __ASM_SH_CPU_SH5_ADDRSPACE_H */ diff --git a/include/asm-sh64/cache.h b/include/asm-sh/cpu-sh5/cache.h index a4f36f0..ed050ab 100644 --- a/include/asm-sh64/cache.h +++ b/include/asm-sh/cpu-sh5/cache.h @@ -1,33 +1,30 @@ -#ifndef __ASM_SH64_CACHE_H -#define __ASM_SH64_CACHE_H +#ifndef __ASM_SH_CPU_SH5_CACHE_H +#define __ASM_SH_CPU_SH5_CACHE_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/cache.h + * include/asm-sh/cpu-sh5/cache.h * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003, 2004 Paul Mundt * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ -#include <asm/cacheflush.h> #define L1_CACHE_SHIFT 5 -/* bytes per L1 cache line */ -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) -#define L1_CACHE_ALIGN_MASK (~(L1_CACHE_BYTES - 1)) -#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES - 1)) & L1_CACHE_ALIGN_MASK) -#define L1_CACHE_SIZE_BYTES (L1_CACHE_BYTES << 10) - -#ifdef MODULE -#define __cacheline_aligned __attribute__((__aligned__(L1_CACHE_BYTES))) -#else -#define __cacheline_aligned \ - __attribute__((__aligned__(L1_CACHE_BYTES), \ - __section__(".data.cacheline_aligned"))) -#endif + +/* Valid and Dirty bits */ +#define SH_CACHE_VALID (1LL<<0) +#define SH_CACHE_UPDATED (1LL<<57) + +/* Unimplemented compat bits.. */ +#define SH_CACHE_COMBINED 0 +#define SH_CACHE_ASSOC 0 + +/* Cache flags */ +#define SH_CACHE_MODE_WT (1LL<<0) +#define SH_CACHE_MODE_WB (1LL<<1) /* * Control Registers. @@ -58,7 +55,6 @@ #define OCCR1_NOLOCK 0x0 /* Set No Locking */ - /* * SH-5 * A bit of description here, for neff=32. @@ -77,43 +73,6 @@ * */ -/* Valid and Dirty bits */ -#define SH_CACHE_VALID (1LL<<0) -#define SH_CACHE_UPDATED (1LL<<57) - -/* Cache flags */ -#define SH_CACHE_MODE_WT (1LL<<0) -#define SH_CACHE_MODE_WB (1LL<<1) - -#ifndef __ASSEMBLY__ - -/* - * Cache information structure. - * - * Defined for both I and D cache, per-processor. - */ -struct cache_info { - unsigned int ways; - unsigned int sets; - unsigned int linesz; - - unsigned int way_shift; - unsigned int entry_shift; - unsigned int set_shift; - unsigned int way_step_shift; - unsigned int asid_shift; - - unsigned int way_ofs; - - unsigned int asid_mask; - unsigned int idx_mask; - unsigned int epn_mask; - - unsigned long flags; -}; - -#endif /* __ASSEMBLY__ */ - /* Instruction cache */ #define CACHE_IC_ADDRESS_ARRAY 0x01000000 @@ -130,10 +89,9 @@ struct cache_info { /* Mask to select synonym bit(s) */ #define CACHE_OC_SYN_MASK (((1UL<<CACHE_OC_N_SYNBITS)-1)<<CACHE_OC_SYN_SHIFT) - /* * Instruction cache can't be invalidated based on physical addresses. * No Instruction Cache defines required, then. */ -#endif /* __ASM_SH64_CACHE_H */ +#endif /* __ASM_SH_CPU_SH5_CACHE_H */ diff --git a/include/asm-sh64/cacheflush.h b/include/asm-sh/cpu-sh5/cacheflush.h index 1e53a47..98edb5b1 100644 --- a/include/asm-sh64/cacheflush.h +++ b/include/asm-sh/cpu-sh5/cacheflush.h @@ -1,5 +1,5 @@ -#ifndef __ASM_SH64_CACHEFLUSH_H -#define __ASM_SH64_CACHEFLUSH_H +#ifndef __ASM_SH_CPU_SH5_CACHEFLUSH_H +#define __ASM_SH_CPU_SH5_CACHEFLUSH_H #ifndef __ASSEMBLY__ @@ -26,25 +26,10 @@ extern void flush_icache_user_range(struct vm_area_struct *vma, #define flush_dcache_mmap_lock(mapping) do { } while (0) #define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_cache_vmap(start, end) flush_cache_all() -#define flush_cache_vunmap(start, end) flush_cache_all() - #define flush_icache_page(vma, page) do { } while (0) - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ - do { \ - flush_cache_page(vma, vaddr, page_to_pfn(page));\ - memcpy(dst, src, len); \ - flush_icache_user_range(vma, page, vaddr, len); \ - } while (0) - -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - do { \ - flush_cache_page(vma, vaddr, page_to_pfn(page));\ - memcpy(dst, src, len); \ - } while (0) +#define p3_cache_init() do { } while (0) #endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH64_CACHEFLUSH_H */ +#endif /* __ASM_SH_CPU_SH5_CACHEFLUSH_H */ diff --git a/include/asm-sh/cpu-sh5/dma.h b/include/asm-sh/cpu-sh5/dma.h new file mode 100644 index 0000000..7bf6bb3 --- /dev/null +++ b/include/asm-sh/cpu-sh5/dma.h @@ -0,0 +1,6 @@ +#ifndef __ASM_SH_CPU_SH5_DMA_H +#define __ASM_SH_CPU_SH5_DMA_H + +/* Nothing yet */ + +#endif /* __ASM_SH_CPU_SH5_DMA_H */ diff --git a/include/asm-sh64/irq.h b/include/asm-sh/cpu-sh5/irq.h index 5c9e6a8..f0f0756e 100644 --- a/include/asm-sh64/irq.h +++ b/include/asm-sh/cpu-sh5/irq.h @@ -1,15 +1,14 @@ -#ifndef __ASM_SH64_IRQ_H -#define __ASM_SH64_IRQ_H +#ifndef __ASM_SH_CPU_SH5_IRQ_H +#define __ASM_SH_CPU_SH5_IRQ_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/irq.h + * include/asm-sh/cpu-sh5/irq.h * * Copyright (C) 2000, 2001 Paolo Alberelli * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ @@ -92,9 +91,6 @@ #define NR_EXT_IRQS 0 #endif -#define NR_IRQS (NR_INTC_IRQS+NR_EXT_IRQS) - - /* Default IRQs, fixed */ #define TIMER_IRQ IRQ_TUNI0 #define RTC_IRQ IRQ_CUI @@ -116,29 +112,6 @@ extern int intc_evt_to_irq[(0xE20/0x20)+1]; int intc_irq_describe(char* p, int irq); +extern int platform_int_priority[NR_INTC_IRQS]; -#define irq_canonicalize(irq) (irq) - -#ifdef CONFIG_SH_CAYMAN -int cayman_irq_demux(int evt); -int cayman_irq_describe(char* p, int irq); -#define irq_demux(x) cayman_irq_demux(x) -#define irq_describe(p, x) cayman_irq_describe(p, x) -#else -#define irq_demux(x) (intc_evt_to_irq[x]) -#define irq_describe(p, x) intc_irq_describe(p, x) -#endif - -/* - * Function for "on chip support modules". - */ - -/* - * SH-5 supports Priority based interrupts only. - * Interrupt priorities are defined at platform level. - */ -#define set_ipr_data(a, b, c, d) -#define make_ipr_irq(a) -#define make_imask_irq(a) - -#endif /* __ASM_SH64_IRQ_H */ +#endif /* __ASM_SH_CPU_SH5_IRQ_H */ diff --git a/include/asm-sh/cpu-sh5/mmu_context.h b/include/asm-sh/cpu-sh5/mmu_context.h new file mode 100644 index 0000000..df857fc --- /dev/null +++ b/include/asm-sh/cpu-sh5/mmu_context.h @@ -0,0 +1,27 @@ +#ifndef __ASM_SH_CPU_SH5_MMU_CONTEXT_H +#define __ASM_SH_CPU_SH5_MMU_CONTEXT_H + +/* Common defines */ +#define TLB_STEP 0x00000010 +#define TLB_PTEH 0x00000000 +#define TLB_PTEL 0x00000008 + +/* PTEH defines */ +#define PTEH_ASID_SHIFT 2 +#define PTEH_VALID 0x0000000000000001 +#define PTEH_SHARED 0x0000000000000002 +#define PTEH_MATCH_ASID 0x00000000000003ff + +#ifndef __ASSEMBLY__ +/* This has to be a common function because the next location to fill + * information is shared. */ +extern void __do_tlb_refill(unsigned long address, unsigned long long is_text_not_data, pte_t *pte); + +/* Profiling counter. */ +#ifdef CONFIG_SH64_PROC_TLB +extern unsigned long long calls_to_do_fast_page_fault; +#endif + +#endif /* __ASSEMBLY__ */ + +#endif /* __ASM_SH_CPU_SH5_MMU_CONTEXT_H */ diff --git a/include/asm-sh64/registers.h b/include/asm-sh/cpu-sh5/registers.h index 7eec666..6664ea6 100644 --- a/include/asm-sh64/registers.h +++ b/include/asm-sh/cpu-sh5/registers.h @@ -1,15 +1,15 @@ -#ifndef __ASM_SH64_REGISTERS_H -#define __ASM_SH64_REGISTERS_H +#ifndef __ASM_SH_CPU_SH5_REGISTERS_H +#define __ASM_SH_CPU_SH5_REGISTERS_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/registers.h + * include/asm-sh/cpu-sh5/registers.h * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2004 Richard Curnow + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #ifdef __ASSEMBLY__ @@ -103,4 +103,4 @@ #define __USR __str(USR) #endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH64_REGISTERS_H */ +#endif /* __ASM_SH_CPU_SH5_REGISTERS_H */ diff --git a/include/asm-sh/cpu-sh5/rtc.h b/include/asm-sh/cpu-sh5/rtc.h new file mode 100644 index 0000000..12ea0ed --- /dev/null +++ b/include/asm-sh/cpu-sh5/rtc.h @@ -0,0 +1,8 @@ +#ifndef __ASM_SH_CPU_SH5_RTC_H +#define __ASM_SH_CPU_SH5_RTC_H + +#define rtc_reg_size sizeof(u32) +#define RTC_BIT_INVERTED 0 /* The SH-5 RTC is surprisingly sane! */ +#define RTC_DEF_CAPABILITIES RTC_CAP_4_DIGIT_YEAR + +#endif /* __ASM_SH_CPU_SH5_RTC_H */ diff --git a/include/asm-sh/cpu-sh5/timer.h b/include/asm-sh/cpu-sh5/timer.h new file mode 100644 index 0000000..88da9b3 --- /dev/null +++ b/include/asm-sh/cpu-sh5/timer.h @@ -0,0 +1,4 @@ +#ifndef __ASM_SH_CPU_SH5_TIMER_H +#define __ASM_SH_CPU_SH5_TIMER_H + +#endif /* __ASM_SH_CPU_SH5_TIMER_H */ diff --git a/include/asm-sh/delay.h b/include/asm-sh/delay.h index db599b2..031db84 100644 --- a/include/asm-sh/delay.h +++ b/include/asm-sh/delay.h @@ -6,7 +6,7 @@ * * Delay routines calling functions in arch/sh/lib/delay.c */ - + extern void __bad_udelay(void); extern void __bad_ndelay(void); @@ -15,13 +15,17 @@ extern void __ndelay(unsigned long nsecs); extern void __const_udelay(unsigned long usecs); extern void __delay(unsigned long loops); +#ifdef CONFIG_SUPERH32 #define udelay(n) (__builtin_constant_p(n) ? \ ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \ __udelay(n)) - #define ndelay(n) (__builtin_constant_p(n) ? \ ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \ __ndelay(n)) +#else +extern void udelay(unsigned long usecs); +extern void ndelay(unsigned long nsecs); +#endif #endif /* __ASM_SH_DELAY_H */ diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h index fcea067..22cc419 100644 --- a/include/asm-sh/dma-mapping.h +++ b/include/asm-sh/dma-mapping.h @@ -8,11 +8,6 @@ extern struct bus_type pci_bus_type; -/* arch/sh/mm/consistent.c */ -extern void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle); -extern void consistent_free(void *vaddr, size_t size); -extern void consistent_sync(void *vaddr, size_t size, int direction); - #define dma_supported(dev, mask) (1) static inline int dma_set_mask(struct device *dev, u64 mask) @@ -25,44 +20,19 @@ static inline int dma_set_mask(struct device *dev, u64 mask) return 0; } -static inline void *dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag) -{ - if (sh_mv.mv_consistent_alloc) { - void *ret; +void *dma_alloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t flag); - ret = sh_mv.mv_consistent_alloc(dev, size, dma_handle, flag); - if (ret != NULL) - return ret; - } - - return consistent_alloc(flag, size, dma_handle); -} - -static inline void dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle) -{ - if (sh_mv.mv_consistent_free) { - int ret; - - ret = sh_mv.mv_consistent_free(dev, size, vaddr, dma_handle); - if (ret == 0) - return; - } +void dma_free_coherent(struct device *dev, size_t size, + void *vaddr, dma_addr_t dma_handle); - consistent_free(vaddr, size); -} +void dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction dir); #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) #define dma_is_consistent(d, h) (1) -static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction dir) -{ - consistent_sync(vaddr, size, (int)dir); -} - static inline dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size, enum dma_data_direction dir) @@ -205,4 +175,18 @@ static inline int dma_mapping_error(dma_addr_t dma_addr) { return dma_addr == 0; } + +#define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY + +extern int +dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, + dma_addr_t device_addr, size_t size, int flags); + +extern void +dma_release_declared_memory(struct device *dev); + +extern void * +dma_mark_declared_memory_occupied(struct device *dev, + dma_addr_t device_addr, size_t size); + #endif /* __ASM_SH_DMA_MAPPING_H */ diff --git a/include/asm-sh/elf.h b/include/asm-sh/elf.h index 12cc4b39..05092da 100644 --- a/include/asm-sh/elf.h +++ b/include/asm-sh/elf.h @@ -5,7 +5,7 @@ #include <asm/ptrace.h> #include <asm/user.h> -/* SH relocation types */ +/* SH (particularly SHcompact) relocation types */ #define R_SH_NONE 0 #define R_SH_DIR32 1 #define R_SH_REL32 2 @@ -43,6 +43,11 @@ #define R_SH_RELATIVE 165 #define R_SH_GOTOFF 166 #define R_SH_GOTPC 167 +/* SHmedia relocs */ +#define R_SH_IMM_LOW16 246 +#define R_SH_IMM_LOW16_PCREL 247 +#define R_SH_IMM_MEDLOW16 248 +#define R_SH_IMM_MEDLOW16_PCREL 249 /* Keep this the last entry. */ #define R_SH_NUM 256 @@ -58,11 +63,6 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG]; typedef struct user_fpu_struct elf_fpregset_t; /* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) ( (x)->e_machine == EM_SH ) - -/* * These are used to set parameters in the core dumps. */ #define ELF_CLASS ELFCLASS32 @@ -73,6 +73,12 @@ typedef struct user_fpu_struct elf_fpregset_t; #endif #define ELF_ARCH EM_SH +#ifdef __KERNEL__ +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) ( (x)->e_machine == EM_SH ) + #define USE_ELF_CORE_DUMP #define ELF_EXEC_PAGESIZE PAGE_SIZE @@ -83,7 +89,6 @@ typedef struct user_fpu_struct elf_fpregset_t; #define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) - #define ELF_CORE_COPY_REGS(_dest,_regs) \ memcpy((char *) &_dest, (char *) _regs, \ sizeof(struct pt_regs)); @@ -101,16 +106,38 @@ typedef struct user_fpu_struct elf_fpregset_t; For the moment, we have only optimizations for the Intel generations, but that could change... */ -#define ELF_PLATFORM (NULL) +#define ELF_PLATFORM (utsname()->machine) +#ifdef __SH5__ +#define ELF_PLAT_INIT(_r, load_addr) \ + do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ + _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ + _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ + _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; _r->regs[15]=0; \ + _r->regs[16]=0; _r->regs[17]=0; _r->regs[18]=0; _r->regs[19]=0; \ + _r->regs[20]=0; _r->regs[21]=0; _r->regs[22]=0; _r->regs[23]=0; \ + _r->regs[24]=0; _r->regs[25]=0; _r->regs[26]=0; _r->regs[27]=0; \ + _r->regs[28]=0; _r->regs[29]=0; _r->regs[30]=0; _r->regs[31]=0; \ + _r->regs[32]=0; _r->regs[33]=0; _r->regs[34]=0; _r->regs[35]=0; \ + _r->regs[36]=0; _r->regs[37]=0; _r->regs[38]=0; _r->regs[39]=0; \ + _r->regs[40]=0; _r->regs[41]=0; _r->regs[42]=0; _r->regs[43]=0; \ + _r->regs[44]=0; _r->regs[45]=0; _r->regs[46]=0; _r->regs[47]=0; \ + _r->regs[48]=0; _r->regs[49]=0; _r->regs[50]=0; _r->regs[51]=0; \ + _r->regs[52]=0; _r->regs[53]=0; _r->regs[54]=0; _r->regs[55]=0; \ + _r->regs[56]=0; _r->regs[57]=0; _r->regs[58]=0; _r->regs[59]=0; \ + _r->regs[60]=0; _r->regs[61]=0; _r->regs[62]=0; \ + _r->tregs[0]=0; _r->tregs[1]=0; _r->tregs[2]=0; _r->tregs[3]=0; \ + _r->tregs[4]=0; _r->tregs[5]=0; _r->tregs[6]=0; _r->tregs[7]=0; \ + _r->sr = SR_FD | SR_MMU; } while (0) +#else #define ELF_PLAT_INIT(_r, load_addr) \ do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \ _r->sr = SR_FD; } while (0) +#endif -#ifdef __KERNEL__ #define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT) struct task_struct; extern int dump_task_regs (struct task_struct *, elf_gregset_t *); @@ -118,7 +145,6 @@ extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *); #define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs) #define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs) -#endif #ifdef CONFIG_VSYSCALL /* vDSO has arch_setup_additional_pages */ @@ -133,12 +159,35 @@ extern void __kernel_vsyscall; #define VDSO_BASE ((unsigned long)current->mm->context.vdso) #define VDSO_SYM(x) (VDSO_BASE + (unsigned long)(x)) +#define VSYSCALL_AUX_ENT \ + if (vdso_enabled) \ + NEW_AUX_ENT(AT_SYSINFO_EHDR, VDSO_BASE); +#else +#define VSYSCALL_AUX_ENT +#endif /* CONFIG_VSYSCALL */ + +#ifdef CONFIG_SH_FPU +#define FPU_AUX_ENT NEW_AUX_ENT(AT_FPUCW, FPSCR_INIT) +#else +#define FPU_AUX_ENT +#endif + +extern int l1i_cache_shape, l1d_cache_shape, l2_cache_shape; + /* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */ #define ARCH_DLINFO \ do { \ - if (vdso_enabled) \ - NEW_AUX_ENT(AT_SYSINFO_EHDR, VDSO_BASE); \ + /* Optional FPU initialization */ \ + FPU_AUX_ENT; \ + \ + /* Optional vsyscall entry */ \ + VSYSCALL_AUX_ENT; \ + \ + /* Cache desc */ \ + NEW_AUX_ENT(AT_L1I_CACHESHAPE, l1i_cache_shape); \ + NEW_AUX_ENT(AT_L1D_CACHESHAPE, l1d_cache_shape); \ + NEW_AUX_ENT(AT_L2_CACHESHAPE, l2_cache_shape); \ } while (0) -#endif /* CONFIG_VSYSCALL */ +#endif /* __KERNEL__ */ #endif /* __ASM_SH_ELF_H */ diff --git a/include/asm-sh/fixmap.h b/include/asm-sh/fixmap.h index 8a56617..721fcc4 100644 --- a/include/asm-sh/fixmap.h +++ b/include/asm-sh/fixmap.h @@ -49,6 +49,7 @@ enum fixed_addresses { #define FIX_N_COLOURS 16 FIX_CMAP_BEGIN, FIX_CMAP_END = FIX_CMAP_BEGIN + FIX_N_COLOURS, + FIX_UNCACHED, #ifdef CONFIG_HIGHMEM FIX_KMAP_BEGIN, /* reserved pte's for temporary kernel mappings */ FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1, @@ -73,7 +74,11 @@ extern void __set_fixmap(enum fixed_addresses idx, * the start of the fixmap, and leave one page empty * at the top of mem.. */ +#ifdef CONFIG_SUPERH32 #define FIXADDR_TOP (P4SEG - PAGE_SIZE) +#else +#define FIXADDR_TOP (0xff000000 - PAGE_SIZE) +#endif #define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) #define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) diff --git a/include/asm-sh/flat.h b/include/asm-sh/flat.h index dc4f595..0cc8002 100644 --- a/include/asm-sh/flat.h +++ b/include/asm-sh/flat.h @@ -19,6 +19,6 @@ #define flat_get_addr_from_rp(rp, relval, flags, p) get_unaligned(rp) #define flat_put_addr_at_rp(rp, val, relval) put_unaligned(val,rp) #define flat_get_relocate_addr(rel) (rel) -#define flat_set_persistent(relval, p) 0 +#define flat_set_persistent(relval, p) ({ (void)p; 0; }) #endif /* __ASM_SH_FLAT_H */ diff --git a/include/asm-sh/fpu.h b/include/asm-sh/fpu.h new file mode 100644 index 0000000..f842988 --- /dev/null +++ b/include/asm-sh/fpu.h @@ -0,0 +1,46 @@ +#ifndef __ASM_SH_FPU_H +#define __ASM_SH_FPU_H + +#define SR_FD 0x00008000 + +#ifndef __ASSEMBLY__ +#include <asm/ptrace.h> + +#ifdef CONFIG_SH_FPU +static inline void release_fpu(struct pt_regs *regs) +{ + regs->sr |= SR_FD; +} + +static inline void grab_fpu(struct pt_regs *regs) +{ + regs->sr &= ~SR_FD; +} + +struct task_struct; + +extern void save_fpu(struct task_struct *__tsk, struct pt_regs *regs); +#else +#define release_fpu(regs) do { } while (0) +#define grab_fpu(regs) do { } while (0) +#define save_fpu(tsk, regs) do { } while (0) +#endif + +extern int do_fpu_inst(unsigned short, struct pt_regs *); + +#define unlazy_fpu(tsk, regs) do { \ + if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) { \ + save_fpu(tsk, regs); \ + } \ +} while (0) + +#define clear_fpu(tsk, regs) do { \ + if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) { \ + clear_tsk_thread_flag(tsk, TIF_USEDFPU); \ + release_fpu(regs); \ + } \ +} while (0) + +#endif /* __ASSEMBLY__ */ + +#endif /* __ASM_SH_FPU_H */ diff --git a/include/asm-sh/hd64461.h b/include/asm-sh/hd64461.h index 342ca55..8c1353b 100644 --- a/include/asm-sh/hd64461.h +++ b/include/asm-sh/hd64461.h @@ -46,10 +46,10 @@ /* CPU Data Bus Control Register */ #define HD64461_SCPUCR (CONFIG_HD64461_IOBASE + 0x04) -/* Base Adress Register */ +/* Base Address Register */ #define HD64461_LCDCBAR (CONFIG_HD64461_IOBASE + 0x1000) -/* Line increment adress */ +/* Line increment address */ #define HD64461_LCDCLOR (CONFIG_HD64461_IOBASE + 0x1002) /* Controls LCD controller */ @@ -80,9 +80,9 @@ #define HD64461_LDR3 (CONFIG_HD64461_IOBASE + 0x101e) /* Palette Registers */ -#define HD64461_CPTWAR (CONFIG_HD64461_IOBASE + 0x1030) /* Color Palette Write Adress Register */ +#define HD64461_CPTWAR (CONFIG_HD64461_IOBASE + 0x1030) /* Color Palette Write Address Register */ #define HD64461_CPTWDR (CONFIG_HD64461_IOBASE + 0x1032) /* Color Palette Write Data Register */ -#define HD64461_CPTRAR (CONFIG_HD64461_IOBASE + 0x1034) /* Color Palette Read Adress Register */ +#define HD64461_CPTRAR (CONFIG_HD64461_IOBASE + 0x1034) /* Color Palette Read Address Register */ #define HD64461_CPTRDR (CONFIG_HD64461_IOBASE + 0x1036) /* Color Palette Read Data Register */ #define HD64461_GRDOR (CONFIG_HD64461_IOBASE + 0x1040) /* Display Resolution Offset Register */ @@ -97,8 +97,8 @@ #define HD64461_GRCFGR_COLORDEPTH8 0x01 /* Sets Colordepth 8 for Accelerator */ /* Line Drawing Registers */ -#define HD64461_LNSARH (CONFIG_HD64461_IOBASE + 0x1046) /* Line Start Adress Register (H) */ -#define HD64461_LNSARL (CONFIG_HD64461_IOBASE + 0x1048) /* Line Start Adress Register (L) */ +#define HD64461_LNSARH (CONFIG_HD64461_IOBASE + 0x1046) /* Line Start Address Register (H) */ +#define HD64461_LNSARL (CONFIG_HD64461_IOBASE + 0x1048) /* Line Start Address Register (L) */ #define HD64461_LNAXLR (CONFIG_HD64461_IOBASE + 0x104a) /* Axis Pixel Length Register */ #define HD64461_LNDGR (CONFIG_HD64461_IOBASE + 0x104c) /* Diagonal Register */ #define HD64461_LNAXR (CONFIG_HD64461_IOBASE + 0x104e) /* Axial Register */ @@ -106,16 +106,16 @@ #define HD64461_LNMDR (CONFIG_HD64461_IOBASE + 0x1052) /* Line Mode Register */ /* BitBLT Registers */ -#define HD64461_BBTSSARH (CONFIG_HD64461_IOBASE + 0x1054) /* Source Start Adress Register (H) */ -#define HD64461_BBTSSARL (CONFIG_HD64461_IOBASE + 0x1056) /* Source Start Adress Register (L) */ -#define HD64461_BBTDSARH (CONFIG_HD64461_IOBASE + 0x1058) /* Destination Start Adress Register (H) */ -#define HD64461_BBTDSARL (CONFIG_HD64461_IOBASE + 0x105a) /* Destination Start Adress Register (L) */ +#define HD64461_BBTSSARH (CONFIG_HD64461_IOBASE + 0x1054) /* Source Start Address Register (H) */ +#define HD64461_BBTSSARL (CONFIG_HD64461_IOBASE + 0x1056) /* Source Start Address Register (L) */ +#define HD64461_BBTDSARH (CONFIG_HD64461_IOBASE + 0x1058) /* Destination Start Address Register (H) */ +#define HD64461_BBTDSARL (CONFIG_HD64461_IOBASE + 0x105a) /* Destination Start Address Register (L) */ #define HD64461_BBTDWR (CONFIG_HD64461_IOBASE + 0x105c) /* Destination Block Width Register */ #define HD64461_BBTDHR (CONFIG_HD64461_IOBASE + 0x105e) /* Destination Block Height Register */ -#define HD64461_BBTPARH (CONFIG_HD64461_IOBASE + 0x1060) /* Pattern Start Adress Register (H) */ -#define HD64461_BBTPARL (CONFIG_HD64461_IOBASE + 0x1062) /* Pattern Start Adress Register (L) */ -#define HD64461_BBTMARH (CONFIG_HD64461_IOBASE + 0x1064) /* Mask Start Adress Register (H) */ -#define HD64461_BBTMARL (CONFIG_HD64461_IOBASE + 0x1066) /* Mask Start Adress Register (L) */ +#define HD64461_BBTPARH (CONFIG_HD64461_IOBASE + 0x1060) /* Pattern Start Address Register (H) */ +#define HD64461_BBTPARL (CONFIG_HD64461_IOBASE + 0x1062) /* Pattern Start Address Register (L) */ +#define HD64461_BBTMARH (CONFIG_HD64461_IOBASE + 0x1064) /* Mask Start Address Register (H) */ +#define HD64461_BBTMARL (CONFIG_HD64461_IOBASE + 0x1066) /* Mask Start Address Register (L) */ #define HD64461_BBTROPR (CONFIG_HD64461_IOBASE + 0x1068) /* ROP Register */ #define HD64461_BBTMDR (CONFIG_HD64461_IOBASE + 0x106a) /* BitBLT Mode Register */ diff --git a/include/asm-sh/hs7751rvoip.h b/include/asm-sh/hs7751rvoip.h deleted file mode 100644 index c4cff9d..0000000 --- a/include/asm-sh/hs7751rvoip.h +++ /dev/null @@ -1,54 +0,0 @@ -#ifndef __ASM_SH_RENESAS_HS7751RVOIP_H -#define __ASM_SH_RENESAS_HS7751RVOIP_H - -/* - * linux/include/asm-sh/hs7751rvoip/hs7751rvoip.h - * - * Copyright (C) 2000 Atom Create Engineering Co., Ltd. - * - * Renesas Technology Sales HS7751RVoIP support - */ - -/* Box specific addresses. */ - -#define PA_BCR 0xa4000000 /* FPGA */ -#define PA_SLICCNTR1 0xa4000006 /* SLIC PIO Control 1 */ -#define PA_SLICCNTR2 0xa4000008 /* SLIC PIO Control 2 */ -#define PA_DMACNTR 0xa400000a /* USB DMA Control */ -#define PA_INPORTR 0xa400000c /* Input Port Register */ -#define PA_OUTPORTR 0xa400000e /* Output Port Reguster */ -#define PA_VERREG 0xa4000014 /* FPGA Version Register */ - -#define PA_IDE_OFFSET 0x1f0 /* CF IDE Offset */ - -#define IRLCNTR1 (PA_BCR + 0) /* Interrupt Control Register1 */ -#define IRLCNTR2 (PA_BCR + 2) /* Interrupt Control Register2 */ -#define IRLCNTR3 (PA_BCR + 4) /* Interrupt Control Register3 */ -#define IRLCNTR4 (PA_BCR + 16) /* Interrupt Control Register4 */ -#define IRLCNTR5 (PA_BCR + 18) /* Interrupt Control Register5 */ - -#define IRQ_PCIETH 6 /* PCI Ethernet IRQ */ -#define IRQ_PCIHUB 7 /* PCI Ethernet Hub IRQ */ -#define IRQ_USBCOM 8 /* USB Comunication IRQ */ -#define IRQ_USBCON 9 /* USB Connect IRQ */ -#define IRQ_USBDMA 10 /* USB DMA IRQ */ -#define IRQ_CFCARD 11 /* CF Card IRQ */ -#define IRQ_PCMCIA 12 /* PCMCIA IRQ */ -#define IRQ_PCISLOT 13 /* PCI Slot #1 IRQ */ -#define IRQ_ONHOOK1 0 /* ON HOOK1 IRQ */ -#define IRQ_OFFHOOK1 1 /* OFF HOOK1 IRQ */ -#define IRQ_ONHOOK2 2 /* ON HOOK2 IRQ */ -#define IRQ_OFFHOOK2 3 /* OFF HOOK2 IRQ */ -#define IRQ_RINGING 4 /* Ringing IRQ */ -#define IRQ_CODEC 5 /* CODEC IRQ */ - -#define __IO_PREFIX hs7751rvoip -#include <asm/io_generic.h> - -/* arch/sh/boards/renesas/hs7751rvoip/irq.c */ -void init_hs7751rvoip_IRQ(void); - -/* arch/sh/boards/renesas/hs7751rvoip/io.c */ -void *hs7751rvoip_ioremap(unsigned long, unsigned long); - -#endif /* __ASM_SH_RENESAS_HS7751RVOIP */ diff --git a/include/asm-sh/hw_irq.h b/include/asm-sh/hw_irq.h index cb0b6c9..c958fda 100644 --- a/include/asm-sh/hw_irq.h +++ b/include/asm-sh/hw_irq.h @@ -33,13 +33,6 @@ struct intc_vect { #define INTC_VECT(enum_id, vect) { enum_id, vect } #define INTC_IRQ(enum_id, irq) INTC_VECT(enum_id, irq2evt(irq)) -struct intc_prio { - intc_enum enum_id; - unsigned char priority; -}; - -#define INTC_PRIO(enum_id, prio) { enum_id, prio } - struct intc_group { intc_enum enum_id; intc_enum enum_ids[32]; @@ -79,8 +72,6 @@ struct intc_desc { unsigned int nr_vectors; struct intc_group *groups; unsigned int nr_groups; - struct intc_prio *priorities; - unsigned int nr_priorities; struct intc_mask_reg *mask_regs; unsigned int nr_mask_regs; struct intc_prio_reg *prio_regs; @@ -92,10 +83,9 @@ struct intc_desc { #define _INTC_ARRAY(a) a, sizeof(a)/sizeof(*a) #define DECLARE_INTC_DESC(symbol, chipname, vectors, groups, \ - priorities, mask_regs, prio_regs, sense_regs) \ + mask_regs, prio_regs, sense_regs) \ struct intc_desc symbol __initdata = { \ _INTC_ARRAY(vectors), _INTC_ARRAY(groups), \ - _INTC_ARRAY(priorities), \ _INTC_ARRAY(mask_regs), _INTC_ARRAY(prio_regs), \ _INTC_ARRAY(sense_regs), \ chipname, \ diff --git a/include/asm-sh/io.h b/include/asm-sh/io.h index 6ed34d8..94900c0 100644 --- a/include/asm-sh/io.h +++ b/include/asm-sh/io.h @@ -191,6 +191,8 @@ __BUILD_MEMORY_STRING(w, u16) #define mmiowb() wmb() /* synco on SH-4A, otherwise a nop */ +#define IO_SPACE_LIMIT 0xffffffff + /* * This function provides a method for the generic case where a board-specific * ioport_map simply needs to return the port + some arbitrary port base. @@ -226,6 +228,11 @@ static inline unsigned int ctrl_inl(unsigned long addr) return *(volatile unsigned long*)addr; } +static inline unsigned long long ctrl_inq(unsigned long addr) +{ + return *(volatile unsigned long long*)addr; +} + static inline void ctrl_outb(unsigned char b, unsigned long addr) { *(volatile unsigned char*)addr = b; @@ -241,49 +248,52 @@ static inline void ctrl_outl(unsigned int b, unsigned long addr) *(volatile unsigned long*)addr = b; } +static inline void ctrl_outq(unsigned long long b, unsigned long addr) +{ + *(volatile unsigned long long*)addr = b; +} + static inline void ctrl_delay(void) { +#ifdef P2SEG ctrl_inw(P2SEG); +#endif } -#define IO_SPACE_LIMIT 0xffffffff +/* Quad-word real-mode I/O, don't ask.. */ +unsigned long long peek_real_address_q(unsigned long long addr); +unsigned long long poke_real_address_q(unsigned long long addr, + unsigned long long val); -#ifdef CONFIG_MMU -/* - * Change virtual addresses to physical addresses and vv. - * These are trivial on the 1:1 Linux/SuperH mapping - */ -static inline unsigned long virt_to_phys(volatile void *address) -{ - return PHYSADDR(address); -} +/* arch/sh/mm/ioremap_64.c */ +unsigned long onchip_remap(unsigned long addr, unsigned long size, + const char *name); +extern void onchip_unmap(unsigned long vaddr); -static inline void *phys_to_virt(unsigned long address) -{ - return (void *)P1SEGADDR(address); -} -#else -#define phys_to_virt(address) ((void *)(address)) +#if !defined(CONFIG_MMU) #define virt_to_phys(address) ((unsigned long)(address)) +#define phys_to_virt(address) ((void *)(address)) +#else +#define virt_to_phys(address) (__pa(address)) +#define phys_to_virt(address) (__va(address)) #endif /* - * readX/writeX() are used to access memory mapped devices. On some - * architectures the memory mapped IO stuff needs to be accessed - * differently. On the x86 architecture, we just read/write the - * memory location directly. + * On 32-bit SH, we traditionally have the whole physical address space + * mapped at all times (as MIPS does), so "ioremap()" and "iounmap()" do + * not need to do anything but place the address in the proper segment. + * This is true for P1 and P2 addresses, as well as some P3 ones. + * However, most of the P3 addresses and newer cores using extended + * addressing need to map through page tables, so the ioremap() + * implementation becomes a bit more complicated. * - * On SH, we traditionally have the whole physical address space mapped - * at all times (as MIPS does), so "ioremap()" and "iounmap()" do not - * need to do anything but place the address in the proper segment. This - * is true for P1 and P2 addresses, as well as some P3 ones. However, - * most of the P3 addresses and newer cores using extended addressing - * need to map through page tables, so the ioremap() implementation - * becomes a bit more complicated. See arch/sh/mm/ioremap.c for - * additional notes on this. + * See arch/sh/mm/ioremap.c for additional notes on this. * * We cheat a bit and always return uncachable areas until we've fixed * the drivers to handle caching properly. + * + * On the SH-5 the concept of segmentation in the 1:1 PXSEG sense simply + * doesn't exist, so everything must go through page tables. */ #ifdef CONFIG_MMU void __iomem *__ioremap(unsigned long offset, unsigned long size, @@ -297,6 +307,7 @@ void __iounmap(void __iomem *addr); static inline void __iomem * __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags) { +#ifdef CONFIG_SUPERH32 unsigned long last_addr = offset + size - 1; /* @@ -311,6 +322,7 @@ __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags) return (void __iomem *)P2SEGADDR(offset); } +#endif return __ioremap(offset, size, flags); } diff --git a/include/asm-sh/irqflags.h b/include/asm-sh/irqflags.h index 9dedc1b..46e71da 100644 --- a/include/asm-sh/irqflags.h +++ b/include/asm-sh/irqflags.h @@ -1,81 +1,11 @@ #ifndef __ASM_SH_IRQFLAGS_H #define __ASM_SH_IRQFLAGS_H -static inline void raw_local_irq_enable(void) -{ - unsigned long __dummy0, __dummy1; - - __asm__ __volatile__ ( - "stc sr, %0\n\t" - "and %1, %0\n\t" -#ifdef CONFIG_CPU_HAS_SR_RB - "stc r6_bank, %1\n\t" - "or %1, %0\n\t" +#ifdef CONFIG_SUPERH32 +#include "irqflags_32.h" +#else +#include "irqflags_64.h" #endif - "ldc %0, sr\n\t" - : "=&r" (__dummy0), "=r" (__dummy1) - : "1" (~0x000000f0) - : "memory" - ); -} - -static inline void raw_local_irq_disable(void) -{ - unsigned long flags; - - __asm__ __volatile__ ( - "stc sr, %0\n\t" - "or #0xf0, %0\n\t" - "ldc %0, sr\n\t" - : "=&z" (flags) - : /* no inputs */ - : "memory" - ); -} - -static inline void set_bl_bit(void) -{ - unsigned long __dummy0, __dummy1; - - __asm__ __volatile__ ( - "stc sr, %0\n\t" - "or %2, %0\n\t" - "and %3, %0\n\t" - "ldc %0, sr\n\t" - : "=&r" (__dummy0), "=r" (__dummy1) - : "r" (0x10000000), "r" (0xffffff0f) - : "memory" - ); -} - -static inline void clear_bl_bit(void) -{ - unsigned long __dummy0, __dummy1; - - __asm__ __volatile__ ( - "stc sr, %0\n\t" - "and %2, %0\n\t" - "ldc %0, sr\n\t" - : "=&r" (__dummy0), "=r" (__dummy1) - : "1" (~0x10000000) - : "memory" - ); -} - -static inline unsigned long __raw_local_save_flags(void) -{ - unsigned long flags; - - __asm__ __volatile__ ( - "stc sr, %0\n\t" - "and #0xf0, %0\n\t" - : "=&z" (flags) - : /* no inputs */ - : "memory" - ); - - return flags; -} #define raw_local_save_flags(flags) \ do { (flags) = __raw_local_save_flags(); } while (0) @@ -92,25 +22,6 @@ static inline int raw_irqs_disabled(void) return raw_irqs_disabled_flags(flags); } -static inline unsigned long __raw_local_irq_save(void) -{ - unsigned long flags, __dummy; - - __asm__ __volatile__ ( - "stc sr, %1\n\t" - "mov %1, %0\n\t" - "or #0xf0, %0\n\t" - "ldc %0, sr\n\t" - "mov %1, %0\n\t" - "and #0xf0, %0\n\t" - : "=&z" (flags), "=&r" (__dummy) - : /* no inputs */ - : "memory" - ); - - return flags; -} - #define raw_local_irq_save(flags) \ do { (flags) = __raw_local_irq_save(); } while (0) diff --git a/include/asm-sh/irqflags_32.h b/include/asm-sh/irqflags_32.h new file mode 100644 index 0000000..60218f5 --- /dev/null +++ b/include/asm-sh/irqflags_32.h @@ -0,0 +1,99 @@ +#ifndef __ASM_SH_IRQFLAGS_32_H +#define __ASM_SH_IRQFLAGS_32_H + +static inline void raw_local_irq_enable(void) +{ + unsigned long __dummy0, __dummy1; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "and %1, %0\n\t" +#ifdef CONFIG_CPU_HAS_SR_RB + "stc r6_bank, %1\n\t" + "or %1, %0\n\t" +#endif + "ldc %0, sr\n\t" + : "=&r" (__dummy0), "=r" (__dummy1) + : "1" (~0x000000f0) + : "memory" + ); +} + +static inline void raw_local_irq_disable(void) +{ + unsigned long flags; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "or #0xf0, %0\n\t" + "ldc %0, sr\n\t" + : "=&z" (flags) + : /* no inputs */ + : "memory" + ); +} + +static inline void set_bl_bit(void) +{ + unsigned long __dummy0, __dummy1; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "or %2, %0\n\t" + "and %3, %0\n\t" + "ldc %0, sr\n\t" + : "=&r" (__dummy0), "=r" (__dummy1) + : "r" (0x10000000), "r" (0xffffff0f) + : "memory" + ); +} + +static inline void clear_bl_bit(void) +{ + unsigned long __dummy0, __dummy1; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "and %2, %0\n\t" + "ldc %0, sr\n\t" + : "=&r" (__dummy0), "=r" (__dummy1) + : "1" (~0x10000000) + : "memory" + ); +} + +static inline unsigned long __raw_local_save_flags(void) +{ + unsigned long flags; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "and #0xf0, %0\n\t" + : "=&z" (flags) + : /* no inputs */ + : "memory" + ); + + return flags; +} + +static inline unsigned long __raw_local_irq_save(void) +{ + unsigned long flags, __dummy; + + __asm__ __volatile__ ( + "stc sr, %1\n\t" + "mov %1, %0\n\t" + "or #0xf0, %0\n\t" + "ldc %0, sr\n\t" + "mov %1, %0\n\t" + "and #0xf0, %0\n\t" + : "=&z" (flags), "=&r" (__dummy) + : /* no inputs */ + : "memory" + ); + + return flags; +} + +#endif /* __ASM_SH_IRQFLAGS_32_H */ diff --git a/include/asm-sh/irqflags_64.h b/include/asm-sh/irqflags_64.h new file mode 100644 index 0000000..4f6b8a5 --- /dev/null +++ b/include/asm-sh/irqflags_64.h @@ -0,0 +1,85 @@ +#ifndef __ASM_SH_IRQFLAGS_64_H +#define __ASM_SH_IRQFLAGS_64_H + +#include <asm/cpu/registers.h> + +#define SR_MASK_LL 0x00000000000000f0LL +#define SR_BL_LL 0x0000000010000000LL + +static inline void raw_local_irq_enable(void) +{ + unsigned long long __dummy0, __dummy1 = ~SR_MASK_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "and %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); +} + +static inline void raw_local_irq_disable(void) +{ + unsigned long long __dummy0, __dummy1 = SR_MASK_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "or %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); +} + +static inline void set_bl_bit(void) +{ + unsigned long long __dummy0, __dummy1 = SR_BL_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "or %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); + +} + +static inline void clear_bl_bit(void) +{ + unsigned long long __dummy0, __dummy1 = ~SR_BL_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "and %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); +} + +static inline unsigned long __raw_local_save_flags(void) +{ + unsigned long long __dummy = SR_MASK_LL; + unsigned long flags; + + __asm__ __volatile__ ( + "getcon " __SR ", %0\n\t" + "and %0, %1, %0" + : "=&r" (flags) + : "r" (__dummy)); + + return flags; +} + +static inline unsigned long __raw_local_irq_save(void) +{ + unsigned long long __dummy0, __dummy1 = SR_MASK_LL; + unsigned long flags; + + __asm__ __volatile__ ( + "getcon " __SR ", %1\n\t" + "or %1, r63, %0\n\t" + "or %1, %2, %1\n\t" + "putcon %1, " __SR "\n\t" + "and %0, %2, %0" + : "=&r" (flags), "=&r" (__dummy0) + : "r" (__dummy1)); + + return flags; +} + +#endif /* __ASM_SH_IRQFLAGS_64_H */ diff --git a/include/asm-sh/machvec.h b/include/asm-sh/machvec.h index 088698b..ddb18ad 100644 --- a/include/asm-sh/machvec.h +++ b/include/asm-sh/machvec.h @@ -56,9 +56,6 @@ struct sh_machine_vector { void (*mv_heartbeat)(void); - void *(*mv_consistent_alloc)(struct device *, size_t, dma_addr_t *, gfp_t); - int (*mv_consistent_free)(struct device *, size_t, void *, dma_addr_t); - void __iomem *(*mv_ioport_map)(unsigned long port, unsigned int size); void (*mv_ioport_unmap)(void __iomem *); }; diff --git a/include/asm-sh/microdev.h b/include/asm-sh/microdev.h index 018332a..1aed158 100644 --- a/include/asm-sh/microdev.h +++ b/include/asm-sh/microdev.h @@ -17,7 +17,7 @@ extern void microdev_print_fpga_intc_status(void); /* * The following are useful macros for manipulating the interrupt * controller (INTC) on the CPU-board FPGA. should be noted that there - * is an INTC on the FPGA, and a seperate INTC on the SH4-202 core - + * is an INTC on the FPGA, and a separate INTC on the SH4-202 core - * these are two different things, both of which need to be prorammed to * correctly route - unfortunately, they have the same name and * abbreviations! @@ -25,7 +25,7 @@ extern void microdev_print_fpga_intc_status(void); #define MICRODEV_FPGA_INTC_BASE 0xa6110000ul /* INTC base address on CPU-board FPGA */ #define MICRODEV_FPGA_INTENB_REG (MICRODEV_FPGA_INTC_BASE+0ul) /* Interrupt Enable Register on INTC on CPU-board FPGA */ #define MICRODEV_FPGA_INTDSB_REG (MICRODEV_FPGA_INTC_BASE+8ul) /* Interrupt Disable Register on INTC on CPU-board FPGA */ -#define MICRODEV_FPGA_INTC_MASK(n) (1ul<<(n)) /* Interupt mask to enable/disable INTC in CPU-board FPGA */ +#define MICRODEV_FPGA_INTC_MASK(n) (1ul<<(n)) /* Interrupt mask to enable/disable INTC in CPU-board FPGA */ #define MICRODEV_FPGA_INTPRI_REG(n) (MICRODEV_FPGA_INTC_BASE+0x10+((n)/8)*8)/* Interrupt Priority Register on INTC on CPU-board FPGA */ #define MICRODEV_FPGA_INTPRI_LEVEL(n,x) ((x)<<(((n)%8)*4)) /* MICRODEV_FPGA_INTPRI_LEVEL(int_number, int_level) */ #define MICRODEV_FPGA_INTPRI_MASK(n) (MICRODEV_FPGA_INTPRI_LEVEL((n),0xful)) /* Interrupt Priority Mask on INTC on CPU-board FPGA */ diff --git a/include/asm-sh/mmu_context.h b/include/asm-sh/mmu_context.h index 199662b..fe58d00 100644 --- a/include/asm-sh/mmu_context.h +++ b/include/asm-sh/mmu_context.h @@ -1,13 +1,13 @@ /* * Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2003 - 2006 Paul Mundt + * Copyright (C) 2003 - 2007 Paul Mundt * * ASID handling idea taken from MIPS implementation. */ #ifndef __ASM_SH_MMU_CONTEXT_H #define __ASM_SH_MMU_CONTEXT_H -#ifdef __KERNEL__ +#ifdef __KERNEL__ #include <asm/cpu/mmu_context.h> #include <asm/tlbflush.h> #include <asm/uaccess.h> @@ -19,7 +19,6 @@ * (a) TLB cache version (or round, cycle whatever expression you like) * (b) ASID (Address Space IDentifier) */ - #define MMU_CONTEXT_ASID_MASK 0x000000ff #define MMU_CONTEXT_VERSION_MASK 0xffffff00 #define MMU_CONTEXT_FIRST_VERSION 0x00000100 @@ -28,10 +27,11 @@ /* ASID is 8-bit value, so it can't be 0x100 */ #define MMU_NO_ASID 0x100 -#define cpu_context(cpu, mm) ((mm)->context.id[cpu]) -#define cpu_asid(cpu, mm) (cpu_context((cpu), (mm)) & \ - MMU_CONTEXT_ASID_MASK) #define asid_cache(cpu) (cpu_data[cpu].asid_cache) +#define cpu_context(cpu, mm) ((mm)->context.id[cpu]) + +#define cpu_asid(cpu, mm) \ + (cpu_context((cpu), (mm)) & MMU_CONTEXT_ASID_MASK) /* * Virtual Page Number mask @@ -39,6 +39,12 @@ #define MMU_VPN_MASK 0xfffff000 #ifdef CONFIG_MMU +#if defined(CONFIG_SUPERH32) +#include "mmu_context_32.h" +#else +#include "mmu_context_64.h" +#endif + /* * Get MMU context if needed. */ @@ -59,6 +65,14 @@ static inline void get_mmu_context(struct mm_struct *mm, unsigned int cpu) */ flush_tlb_all(); +#ifdef CONFIG_SUPERH64 + /* + * The SH-5 cache uses the ASIDs, requiring both the I and D + * cache to be flushed when the ASID is exhausted. Weak. + */ + flush_cache_all(); +#endif + /* * Fix version; Note that we avoid version #0 * to distingush NO_CONTEXT. @@ -86,39 +100,6 @@ static inline int init_new_context(struct task_struct *tsk, } /* - * Destroy context related info for an mm_struct that is about - * to be put to rest. - */ -static inline void destroy_context(struct mm_struct *mm) -{ - /* Do nothing */ -} - -static inline void set_asid(unsigned long asid) -{ - unsigned long __dummy; - - __asm__ __volatile__ ("mov.l %2, %0\n\t" - "and %3, %0\n\t" - "or %1, %0\n\t" - "mov.l %0, %2" - : "=&r" (__dummy) - : "r" (asid), "m" (__m(MMU_PTEH)), - "r" (0xffffff00)); -} - -static inline unsigned long get_asid(void) -{ - unsigned long asid; - - __asm__ __volatile__ ("mov.l %1, %0" - : "=r" (asid) - : "m" (__m(MMU_PTEH))); - asid &= MMU_CONTEXT_ASID_MASK; - return asid; -} - -/* * After we have set current->mm to a new value, this activates * the context for the new mm so we see the new mappings. */ @@ -128,17 +109,6 @@ static inline void activate_context(struct mm_struct *mm, unsigned int cpu) set_asid(cpu_asid(cpu, mm)); } -/* MMU_TTB is used for optimizing the fault handling. */ -static inline void set_TTB(pgd_t *pgd) -{ - ctrl_outl((unsigned long)pgd, MMU_TTB); -} - -static inline pgd_t *get_TTB(void) -{ - return (pgd_t *)ctrl_inl(MMU_TTB); -} - static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk) @@ -153,17 +123,7 @@ static inline void switch_mm(struct mm_struct *prev, if (!cpu_test_and_set(cpu, next->cpu_vm_mask)) activate_context(next, cpu); } - -#define deactivate_mm(tsk,mm) do { } while (0) - -#define activate_mm(prev, next) \ - switch_mm((prev),(next),NULL) - -static inline void -enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) -{ -} -#else /* !CONFIG_MMU */ +#else #define get_mmu_context(mm) do { } while (0) #define init_new_context(tsk,mm) (0) #define destroy_context(mm) do { } while (0) @@ -173,10 +133,11 @@ enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) #define get_TTB() (0) #define activate_context(mm,cpu) do { } while (0) #define switch_mm(prev,next,tsk) do { } while (0) +#endif /* CONFIG_MMU */ + +#define activate_mm(prev, next) switch_mm((prev),(next),NULL) #define deactivate_mm(tsk,mm) do { } while (0) -#define activate_mm(prev,next) do { } while (0) #define enter_lazy_tlb(mm,tsk) do { } while (0) -#endif /* CONFIG_MMU */ #if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4) /* diff --git a/include/asm-sh/mmu_context_32.h b/include/asm-sh/mmu_context_32.h new file mode 100644 index 0000000..f4f9aeb --- /dev/null +++ b/include/asm-sh/mmu_context_32.h @@ -0,0 +1,47 @@ +#ifndef __ASM_SH_MMU_CONTEXT_32_H +#define __ASM_SH_MMU_CONTEXT_32_H + +/* + * Destroy context related info for an mm_struct that is about + * to be put to rest. + */ +static inline void destroy_context(struct mm_struct *mm) +{ + /* Do nothing */ +} + +static inline void set_asid(unsigned long asid) +{ + unsigned long __dummy; + + __asm__ __volatile__ ("mov.l %2, %0\n\t" + "and %3, %0\n\t" + "or %1, %0\n\t" + "mov.l %0, %2" + : "=&r" (__dummy) + : "r" (asid), "m" (__m(MMU_PTEH)), + "r" (0xffffff00)); +} + +static inline unsigned long get_asid(void) +{ + unsigned long asid; + + __asm__ __volatile__ ("mov.l %1, %0" + : "=r" (asid) + : "m" (__m(MMU_PTEH))); + asid &= MMU_CONTEXT_ASID_MASK; + return asid; +} + +/* MMU_TTB is used for optimizing the fault handling. */ +static inline void set_TTB(pgd_t *pgd) +{ + ctrl_outl((unsigned long)pgd, MMU_TTB); +} + +static inline pgd_t *get_TTB(void) +{ + return (pgd_t *)ctrl_inl(MMU_TTB); +} +#endif /* __ASM_SH_MMU_CONTEXT_32_H */ diff --git a/include/asm-sh/mmu_context_64.h b/include/asm-sh/mmu_context_64.h new file mode 100644 index 0000000..020be74 --- /dev/null +++ b/include/asm-sh/mmu_context_64.h @@ -0,0 +1,75 @@ +#ifndef __ASM_SH_MMU_CONTEXT_64_H +#define __ASM_SH_MMU_CONTEXT_64_H + +/* + * sh64-specific mmu_context interface. + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * Copyright (C) 2003 - 2007 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <asm/cpu/registers.h> +#include <asm/cacheflush.h> + +#define SR_ASID_MASK 0xffffffffff00ffffULL +#define SR_ASID_SHIFT 16 + +/* + * Destroy context related info for an mm_struct that is about + * to be put to rest. + */ +static inline void destroy_context(struct mm_struct *mm) +{ + /* Well, at least free TLB entries */ + flush_tlb_mm(mm); +} + +static inline unsigned long get_asid(void) +{ + unsigned long long sr; + + asm volatile ("getcon " __SR ", %0\n\t" + : "=r" (sr)); + + sr = (sr >> SR_ASID_SHIFT) & MMU_CONTEXT_ASID_MASK; + return (unsigned long) sr; +} + +/* Set ASID into SR */ +static inline void set_asid(unsigned long asid) +{ + unsigned long long sr, pc; + + asm volatile ("getcon " __SR ", %0" : "=r" (sr)); + + sr = (sr & SR_ASID_MASK) | (asid << SR_ASID_SHIFT); + + /* + * It is possible that this function may be inlined and so to avoid + * the assembler reporting duplicate symbols we make use of the + * gas trick of generating symbols using numerics and forward + * reference. + */ + asm volatile ("movi 1, %1\n\t" + "shlli %1, 28, %1\n\t" + "or %0, %1, %1\n\t" + "putcon %1, " __SR "\n\t" + "putcon %0, " __SSR "\n\t" + "movi 1f, %1\n\t" + "ori %1, 1 , %1\n\t" + "putcon %1, " __SPC "\n\t" + "rte\n" + "1:\n\t" + : "=r" (sr), "=r" (pc) : "0" (sr)); +} + +/* No spare register to twiddle, so use a software cache */ +extern pgd_t *mmu_pdtp_cache; + +#define set_TTB(pgd) (mmu_pdtp_cache = (pgd)) +#define get_TTB() (mmu_pdtp_cache) + +#endif /* __ASM_SH_MMU_CONTEXT_64_H */ diff --git a/include/asm-sh/module.h b/include/asm-sh/module.h index 118d5a2..46eccd3 100644 --- a/include/asm-sh/module.h +++ b/include/asm-sh/module.h @@ -20,6 +20,8 @@ struct mod_arch_specific { # define MODULE_PROC_FAMILY "SH3LE " # elif defined CONFIG_CPU_SH4 # define MODULE_PROC_FAMILY "SH4LE " +# elif defined CONFIG_CPU_SH5 +# define MODULE_PROC_FAMILY "SH5LE " # else # error unknown processor family # endif @@ -30,6 +32,8 @@ struct mod_arch_specific { # define MODULE_PROC_FAMILY "SH3BE " # elif defined CONFIG_CPU_SH4 # define MODULE_PROC_FAMILY "SH4BE " +# elif defined CONFIG_CPU_SH5 +# define MODULE_PROC_FAMILY "SH5BE " # else # error unknown processor family # endif diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h index d00a8fd..002e64a 100644 --- a/include/asm-sh/page.h +++ b/include/asm-sh/page.h @@ -5,13 +5,7 @@ * Copyright (C) 1999 Niibe Yutaka */ -/* - [ P0/U0 (virtual) ] 0x00000000 <------ User space - [ P1 (fixed) cached ] 0x80000000 <------ Kernel space - [ P2 (fixed) non-cachable] 0xA0000000 <------ Physical access - [ P3 (virtual) cached] 0xC0000000 <------ vmalloced area - [ P4 control ] 0xE0000000 - */ +#include <linux/const.h> #ifdef __KERNEL__ @@ -26,15 +20,13 @@ # error "Bogus kernel page size?" #endif -#ifdef __ASSEMBLY__ -#define PAGE_SIZE (1 << PAGE_SHIFT) -#else -#define PAGE_SIZE (1UL << PAGE_SHIFT) -#endif - +#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) #define PAGE_MASK (~(PAGE_SIZE-1)) #define PTE_MASK PAGE_MASK +/* to align the pointer to the (next) page boundary */ +#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) + #if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) #define HPAGE_SHIFT 16 #elif defined(CONFIG_HUGETLB_PAGE_SIZE_256K) @@ -45,6 +37,8 @@ #define HPAGE_SHIFT 22 #elif defined(CONFIG_HUGETLB_PAGE_SIZE_64MB) #define HPAGE_SHIFT 26 +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512MB) +#define HPAGE_SHIFT 29 #endif #ifdef CONFIG_HUGETLB_PAGE @@ -55,20 +49,12 @@ #ifndef __ASSEMBLY__ -extern void (*clear_page)(void *to); -extern void (*copy_page)(void *to, void *from); - extern unsigned long shm_align_mask; extern unsigned long max_low_pfn, min_low_pfn; extern unsigned long memory_start, memory_end; -#ifdef CONFIG_MMU -extern void clear_page_slow(void *to); -extern void copy_page_slow(void *to, void *from); -#else -extern void clear_page_nommu(void *to); -extern void copy_page_nommu(void *to, void *from); -#endif +extern void clear_page(void *to); +extern void copy_page(void *to, void *from); #if !defined(CONFIG_CACHE_OFF) && defined(CONFIG_MMU) && \ (defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB)) @@ -96,12 +82,18 @@ typedef struct { unsigned long long pgd; } pgd_t; ((x).pte_low | ((unsigned long long)(x).pte_high << 32)) #define __pte(x) \ ({ pte_t __pte = {(x), ((unsigned long long)(x)) >> 32}; __pte; }) -#else +#elif defined(CONFIG_SUPERH32) typedef struct { unsigned long pte_low; } pte_t; typedef struct { unsigned long pgprot; } pgprot_t; typedef struct { unsigned long pgd; } pgd_t; #define pte_val(x) ((x).pte_low) -#define __pte(x) ((pte_t) { (x) } ) +#define __pte(x) ((pte_t) { (x) } ) +#else +typedef struct { unsigned long long pte_low; } pte_t; +typedef struct { unsigned long pgprot; } pgprot_t; +typedef struct { unsigned long pgd; } pgd_t; +#define pte_val(x) ((x).pte_low) +#define __pte(x) ((pte_t) { (x) } ) #endif #define pgd_val(x) ((x).pgd) @@ -112,28 +104,44 @@ typedef struct { unsigned long pgd; } pgd_t; #endif /* !__ASSEMBLY__ */ -/* to align the pointer to the (next) page boundary */ -#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) - /* - * IF YOU CHANGE THIS, PLEASE ALSO CHANGE - * - * arch/sh/kernel/vmlinux.lds.S - * - * which has the same constant encoded.. + * __MEMORY_START and SIZE are the physical addresses and size of RAM. */ - #define __MEMORY_START CONFIG_MEMORY_START #define __MEMORY_SIZE CONFIG_MEMORY_SIZE +/* + * PAGE_OFFSET is the virtual address of the start of kernel address + * space. + */ #define PAGE_OFFSET CONFIG_PAGE_OFFSET -#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET) -#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET)) -#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) +/* + * Virtual to physical RAM address translation. + * + * In 29 bit mode, the physical offset of RAM from address 0 is visible in + * the kernel virtual address space, and thus we don't have to take + * this into account when translating. However in 32 bit mode this offset + * is not visible (it is part of the PMB mapping) and so needs to be + * added or subtracted as required. + */ +#ifdef CONFIG_32BIT +#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET+__MEMORY_START) +#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET-__MEMORY_START)) +#else +#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET) +#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET)) +#endif + +#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) -/* PFN start number, because of __MEMORY_START */ +/* + * PFN = physical frame number (ie PFN 0 == physical address 0) + * PFN_START is the PFN of the first page of RAM. By defining this we + * don't have struct page entries for the portion of address space + * between physical address 0 and the start of RAM. + */ #define PFN_START (__MEMORY_START >> PAGE_SHIFT) #define ARCH_PFN_OFFSET (PFN_START) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) @@ -154,11 +162,21 @@ typedef struct { unsigned long pgd; } pgd_t; #endif /* - * Slub defaults to 8-byte alignment, we're only interested in 4. - * Slab defaults to BYTES_PER_WORD, which ends up being the same anyways. + * Some drivers need to perform DMA into kmalloc'ed buffers + * and so we have to increase the kmalloc minalign for this. */ -#define ARCH_KMALLOC_MINALIGN 4 -#define ARCH_SLAB_MINALIGN 4 +#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES + +#ifdef CONFIG_SUPERH64 +/* + * While BYTES_PER_WORD == 4 on the current sh64 ABI, GCC will still + * happily generate {ld/st}.q pairs, requiring us to have 8-byte + * alignment to avoid traps. The kmalloc alignment is gauranteed by + * virtue of L1_CACHE_BYTES, requiring this to only be special cased + * for slab caches. + */ +#define ARCH_SLAB_MINALIGN 8 +#endif #endif /* __KERNEL__ */ #endif /* __ASM_SH_PAGE_H */ diff --git a/include/asm-sh/param.h b/include/asm-sh/param.h index 1012296..ae245af 100644 --- a/include/asm-sh/param.h +++ b/include/asm-sh/param.h @@ -2,11 +2,7 @@ #define __ASM_SH_PARAM_H #ifdef __KERNEL__ -# ifdef CONFIG_SH_WDT -# define HZ 1000 /* Needed for high-res WOVF */ -# else -# define HZ CONFIG_HZ -# endif +# define HZ CONFIG_HZ # define USER_HZ 100 /* User interfaces are in "ticks" */ # define CLOCKS_PER_SEC (USER_HZ) /* frequency at which times() counts */ #endif diff --git a/include/asm-sh/pci.h b/include/asm-sh/pci.h index 2757ce0..df1d383 100644 --- a/include/asm-sh/pci.h +++ b/include/asm-sh/pci.h @@ -38,9 +38,12 @@ extern struct pci_channel board_pci_channels[]; #if defined(CONFIG_CPU_SUBTYPE_SH7780) || defined(CONFIG_CPU_SUBTYPE_SH7785) #define PCI_IO_AREA 0xFE400000 #define PCI_IO_SIZE 0x00400000 +#elif defined(CONFIG_CPU_SH5) +extern unsigned long PCI_IO_AREA; +#define PCI_IO_SIZE 0x00010000 #else #define PCI_IO_AREA 0xFE240000 -#define PCI_IO_SIZE 0X00040000 +#define PCI_IO_SIZE 0x00040000 #endif #define PCI_MEM_SIZE 0x01000000 diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h index 8f1e8be8d..a4a8f8b 100644 --- a/include/asm-sh/pgtable.h +++ b/include/asm-sh/pgtable.h @@ -3,7 +3,7 @@ * use the SuperH page table tree. * * Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2002 - 2005 Paul Mundt + * Copyright (C) 2002 - 2007 Paul Mundt * * This file is subject to the terms and conditions of the GNU General * Public License. See the file "COPYING" in the main directory of this @@ -29,10 +29,27 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #endif /* !__ASSEMBLY__ */ /* + * Effective and physical address definitions, to aid with sign + * extension. + */ +#define NEFF 32 +#define NEFF_SIGN (1LL << (NEFF - 1)) +#define NEFF_MASK (-1LL << NEFF) + +#ifdef CONFIG_29BIT +#define NPHYS 29 +#else +#define NPHYS 32 +#endif + +#define NPHYS_SIGN (1LL << (NPHYS - 1)) +#define NPHYS_MASK (-1LL << NPHYS) + +/* * traditional two-level paging structure */ /* PTE bits */ -#ifdef CONFIG_X2TLB +#if defined(CONFIG_X2TLB) || defined(CONFIG_SUPERH64) # define PTE_MAGNITUDE 3 /* 64-bit PTEs on extended mode SH-X2 TLB */ #else # define PTE_MAGNITUDE 2 /* 32-bit PTEs */ @@ -52,283 +69,27 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE) #define FIRST_USER_ADDRESS 0 -#define PTE_PHYS_MASK (0x20000000 - PAGE_SIZE) - -#define VMALLOC_START (P3SEG) -#define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) - -/* - * Linux PTEL encoding. - * - * Hardware and software bit definitions for the PTEL value (see below for - * notes on SH-X2 MMUs and 64-bit PTEs): - * - * - Bits 0 and 7 are reserved on SH-3 (_PAGE_WT and _PAGE_SZ1 on SH-4). - * - * - Bit 1 is the SH-bit, but is unused on SH-3 due to an MMU bug (the - * hardware PTEL value can't have the SH-bit set when MMUCR.IX is set, - * which is the default in cpu-sh3/mmu_context.h:MMU_CONTROL_INIT). - * - * In order to keep this relatively clean, do not use these for defining - * SH-3 specific flags until all of the other unused bits have been - * exhausted. - * - * - Bit 9 is reserved by everyone and used by _PAGE_PROTNONE. - * - * - Bits 10 and 11 are low bits of the PPN that are reserved on >= 4K pages. - * Bit 10 is used for _PAGE_ACCESSED, bit 11 remains unused. - * - * - Bits 31, 30, and 29 remain unused by everyone and can be used for future - * software flags, although care must be taken to update _PAGE_CLEAR_FLAGS. - * - * XXX: Leave the _PAGE_FILE and _PAGE_WT overhaul for a rainy day. - * - * SH-X2 MMUs and extended PTEs - * - * SH-X2 supports an extended mode TLB with split data arrays due to the - * number of bits needed for PR and SZ (now EPR and ESZ) encodings. The PR and - * SZ bit placeholders still exist in data array 1, but are implemented as - * reserved bits, with the real logic existing in data array 2. - * - * The downside to this is that we can no longer fit everything in to a 32-bit - * PTE encoding, so a 64-bit pte_t is necessary for these parts. On the plus - * side, this gives us quite a few spare bits to play with for future usage. - */ -/* Legacy and compat mode bits */ -#define _PAGE_WT 0x001 /* WT-bit on SH-4, 0 on SH-3 */ -#define _PAGE_HW_SHARED 0x002 /* SH-bit : shared among processes */ -#define _PAGE_DIRTY 0x004 /* D-bit : page changed */ -#define _PAGE_CACHABLE 0x008 /* C-bit : cachable */ -#define _PAGE_SZ0 0x010 /* SZ0-bit : Size of page */ -#define _PAGE_RW 0x020 /* PR0-bit : write access allowed */ -#define _PAGE_USER 0x040 /* PR1-bit : user space access allowed*/ -#define _PAGE_SZ1 0x080 /* SZ1-bit : Size of page (on SH-4) */ -#define _PAGE_PRESENT 0x100 /* V-bit : page is valid */ -#define _PAGE_PROTNONE 0x200 /* software: if not present */ -#define _PAGE_ACCESSED 0x400 /* software: page referenced */ -#define _PAGE_FILE _PAGE_WT /* software: pagecache or swap? */ - -#define _PAGE_SZ_MASK (_PAGE_SZ0 | _PAGE_SZ1) -#define _PAGE_PR_MASK (_PAGE_RW | _PAGE_USER) - -/* Extended mode bits */ -#define _PAGE_EXT_ESZ0 0x0010 /* ESZ0-bit: Size of page */ -#define _PAGE_EXT_ESZ1 0x0020 /* ESZ1-bit: Size of page */ -#define _PAGE_EXT_ESZ2 0x0040 /* ESZ2-bit: Size of page */ -#define _PAGE_EXT_ESZ3 0x0080 /* ESZ3-bit: Size of page */ - -#define _PAGE_EXT_USER_EXEC 0x0100 /* EPR0-bit: User space executable */ -#define _PAGE_EXT_USER_WRITE 0x0200 /* EPR1-bit: User space writable */ -#define _PAGE_EXT_USER_READ 0x0400 /* EPR2-bit: User space readable */ - -#define _PAGE_EXT_KERN_EXEC 0x0800 /* EPR3-bit: Kernel space executable */ -#define _PAGE_EXT_KERN_WRITE 0x1000 /* EPR4-bit: Kernel space writable */ -#define _PAGE_EXT_KERN_READ 0x2000 /* EPR5-bit: Kernel space readable */ - -/* Wrapper for extended mode pgprot twiddling */ -#define _PAGE_EXT(x) ((unsigned long long)(x) << 32) - -/* software: moves to PTEA.TC (Timing Control) */ -#define _PAGE_PCC_AREA5 0x00000000 /* use BSC registers for area5 */ -#define _PAGE_PCC_AREA6 0x80000000 /* use BSC registers for area6 */ - -/* software: moves to PTEA.SA[2:0] (Space Attributes) */ -#define _PAGE_PCC_IODYN 0x00000001 /* IO space, dynamically sized bus */ -#define _PAGE_PCC_IO8 0x20000000 /* IO space, 8 bit bus */ -#define _PAGE_PCC_IO16 0x20000001 /* IO space, 16 bit bus */ -#define _PAGE_PCC_COM8 0x40000000 /* Common Memory space, 8 bit bus */ -#define _PAGE_PCC_COM16 0x40000001 /* Common Memory space, 16 bit bus */ -#define _PAGE_PCC_ATR8 0x60000000 /* Attribute Memory space, 8 bit bus */ -#define _PAGE_PCC_ATR16 0x60000001 /* Attribute Memory space, 6 bit bus */ - -/* Mask which drops unused bits from the PTEL value */ -#if defined(CONFIG_CPU_SH3) -#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED| \ - _PAGE_FILE | _PAGE_SZ1 | \ - _PAGE_HW_SHARED) -#elif defined(CONFIG_X2TLB) -/* Get rid of the legacy PR/SZ bits when using extended mode */ -#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED | \ - _PAGE_FILE | _PAGE_PR_MASK | _PAGE_SZ_MASK) +#ifdef CONFIG_32BIT +#define PHYS_ADDR_MASK 0xffffffff #else -#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED | _PAGE_FILE) +#define PHYS_ADDR_MASK 0x1fffffff #endif -#define _PAGE_FLAGS_HARDWARE_MASK (0x1fffffff & ~(_PAGE_CLEAR_FLAGS)) +#define PTE_PHYS_MASK (PHYS_ADDR_MASK & PAGE_MASK) -/* Hardware flags, page size encoding */ -#if defined(CONFIG_X2TLB) -# if defined(CONFIG_PAGE_SIZE_4KB) -# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ0) -# elif defined(CONFIG_PAGE_SIZE_8KB) -# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ1) -# elif defined(CONFIG_PAGE_SIZE_64KB) -# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ2) -# endif +#ifdef CONFIG_SUPERH32 +#define VMALLOC_START (P3SEG) #else -# if defined(CONFIG_PAGE_SIZE_4KB) -# define _PAGE_FLAGS_HARD _PAGE_SZ0 -# elif defined(CONFIG_PAGE_SIZE_64KB) -# define _PAGE_FLAGS_HARD _PAGE_SZ1 -# endif +#define VMALLOC_START (0xf0000000) #endif +#define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) -#if defined(CONFIG_X2TLB) -# if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) -# define _PAGE_SZHUGE (_PAGE_EXT_ESZ2) -# elif defined(CONFIG_HUGETLB_PAGE_SIZE_256K) -# define _PAGE_SZHUGE (_PAGE_EXT_ESZ0 | _PAGE_EXT_ESZ2) -# elif defined(CONFIG_HUGETLB_PAGE_SIZE_1MB) -# define _PAGE_SZHUGE (_PAGE_EXT_ESZ0 | _PAGE_EXT_ESZ1 | _PAGE_EXT_ESZ2) -# elif defined(CONFIG_HUGETLB_PAGE_SIZE_4MB) -# define _PAGE_SZHUGE (_PAGE_EXT_ESZ3) -# elif defined(CONFIG_HUGETLB_PAGE_SIZE_64MB) -# define _PAGE_SZHUGE (_PAGE_EXT_ESZ2 | _PAGE_EXT_ESZ3) -# endif +#if defined(CONFIG_SUPERH32) +#include <asm/pgtable_32.h> #else -# if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) -# define _PAGE_SZHUGE (_PAGE_SZ1) -# elif defined(CONFIG_HUGETLB_PAGE_SIZE_1MB) -# define _PAGE_SZHUGE (_PAGE_SZ0 | _PAGE_SZ1) -# endif -#endif - -/* - * Stub out _PAGE_SZHUGE if we don't have a good definition for it, - * to make pte_mkhuge() happy. - */ -#ifndef _PAGE_SZHUGE -# define _PAGE_SZHUGE (_PAGE_FLAGS_HARD) -#endif - -#define _PAGE_CHG_MASK \ - (PTE_MASK | _PAGE_ACCESSED | _PAGE_CACHABLE | _PAGE_DIRTY) - -#ifndef __ASSEMBLY__ - -#if defined(CONFIG_X2TLB) /* SH-X2 TLB */ -#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \ - _PAGE_ACCESSED | _PAGE_FLAGS_HARD) - -#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ - _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_READ | \ - _PAGE_EXT_KERN_WRITE | \ - _PAGE_EXT_USER_READ | \ - _PAGE_EXT_USER_WRITE)) - -#define PAGE_EXECREAD __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ - _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_EXEC | \ - _PAGE_EXT_KERN_READ | \ - _PAGE_EXT_USER_EXEC | \ - _PAGE_EXT_USER_READ)) - -#define PAGE_COPY PAGE_EXECREAD - -#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ - _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_READ | \ - _PAGE_EXT_USER_READ)) - -#define PAGE_WRITEONLY __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ - _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_WRITE | \ - _PAGE_EXT_USER_WRITE)) - -#define PAGE_RWX __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ - _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_WRITE | \ - _PAGE_EXT_KERN_READ | \ - _PAGE_EXT_KERN_EXEC | \ - _PAGE_EXT_USER_WRITE | \ - _PAGE_EXT_USER_READ | \ - _PAGE_EXT_USER_EXEC)) - -#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_CACHABLE | \ - _PAGE_DIRTY | _PAGE_ACCESSED | \ - _PAGE_HW_SHARED | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_READ | \ - _PAGE_EXT_KERN_WRITE | \ - _PAGE_EXT_KERN_EXEC)) - -#define PAGE_KERNEL_NOCACHE \ - __pgprot(_PAGE_PRESENT | _PAGE_DIRTY | \ - _PAGE_ACCESSED | _PAGE_HW_SHARED | \ - _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_READ | \ - _PAGE_EXT_KERN_WRITE | \ - _PAGE_EXT_KERN_EXEC)) - -#define PAGE_KERNEL_RO __pgprot(_PAGE_PRESENT | _PAGE_CACHABLE | \ - _PAGE_DIRTY | _PAGE_ACCESSED | \ - _PAGE_HW_SHARED | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_READ | \ - _PAGE_EXT_KERN_EXEC)) - -#define PAGE_KERNEL_PCC(slot, type) \ - __pgprot(_PAGE_PRESENT | _PAGE_DIRTY | \ - _PAGE_ACCESSED | _PAGE_FLAGS_HARD | \ - _PAGE_EXT(_PAGE_EXT_KERN_READ | \ - _PAGE_EXT_KERN_WRITE | \ - _PAGE_EXT_KERN_EXEC) \ - (slot ? _PAGE_PCC_AREA5 : _PAGE_PCC_AREA6) | \ - (type)) - -#elif defined(CONFIG_MMU) /* SH-X TLB */ -#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \ - _PAGE_ACCESSED | _PAGE_FLAGS_HARD) - -#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | \ - _PAGE_CACHABLE | _PAGE_ACCESSED | \ - _PAGE_FLAGS_HARD) - -#define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_CACHABLE | \ - _PAGE_ACCESSED | _PAGE_FLAGS_HARD) - -#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_CACHABLE | \ - _PAGE_ACCESSED | _PAGE_FLAGS_HARD) - -#define PAGE_EXECREAD PAGE_READONLY -#define PAGE_RWX PAGE_SHARED -#define PAGE_WRITEONLY PAGE_SHARED - -#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_CACHABLE | \ - _PAGE_DIRTY | _PAGE_ACCESSED | \ - _PAGE_HW_SHARED | _PAGE_FLAGS_HARD) - -#define PAGE_KERNEL_NOCACHE \ - __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | \ - _PAGE_ACCESSED | _PAGE_HW_SHARED | \ - _PAGE_FLAGS_HARD) - -#define PAGE_KERNEL_RO __pgprot(_PAGE_PRESENT | _PAGE_CACHABLE | \ - _PAGE_DIRTY | _PAGE_ACCESSED | \ - _PAGE_HW_SHARED | _PAGE_FLAGS_HARD) - -#define PAGE_KERNEL_PCC(slot, type) \ - __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | \ - _PAGE_ACCESSED | _PAGE_FLAGS_HARD | \ - (slot ? _PAGE_PCC_AREA5 : _PAGE_PCC_AREA6) | \ - (type)) -#else /* no mmu */ -#define PAGE_NONE __pgprot(0) -#define PAGE_SHARED __pgprot(0) -#define PAGE_COPY __pgprot(0) -#define PAGE_EXECREAD __pgprot(0) -#define PAGE_RWX __pgprot(0) -#define PAGE_READONLY __pgprot(0) -#define PAGE_WRITEONLY __pgprot(0) -#define PAGE_KERNEL __pgprot(0) -#define PAGE_KERNEL_NOCACHE __pgprot(0) -#define PAGE_KERNEL_RO __pgprot(0) - -#define PAGE_KERNEL_PCC(slot, type) \ - __pgprot(0) +#include <asm/pgtable_64.h> #endif -#endif /* __ASSEMBLY__ */ - /* * SH-X and lower (legacy) SuperH parts (SH-3, SH-4, some SH-4A) can't do page * protection for execute, and considers it the same as a read. Also, write @@ -357,208 +118,6 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #define __S110 PAGE_RWX #define __S111 PAGE_RWX -#ifndef __ASSEMBLY__ - -/* - * Certain architectures need to do special things when PTEs - * within a page table are directly modified. Thus, the following - * hook is made available. - */ -#ifdef CONFIG_X2TLB -static inline void set_pte(pte_t *ptep, pte_t pte) -{ - ptep->pte_high = pte.pte_high; - smp_wmb(); - ptep->pte_low = pte.pte_low; -} -#else -#define set_pte(pteptr, pteval) (*(pteptr) = pteval) -#endif - -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) - -/* - * (pmds are folded into pgds so this doesn't get actually called, - * but the define is needed for a generic inline function.) - */ -#define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval) - -#define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT))) - -#define pfn_pte(pfn, prot) \ - __pte(((unsigned long long)(pfn) << PAGE_SHIFT) | pgprot_val(prot)) -#define pfn_pmd(pfn, prot) \ - __pmd(((unsigned long long)(pfn) << PAGE_SHIFT) | pgprot_val(prot)) - -#define pte_none(x) (!pte_val(x)) -#define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) - -#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) - -#define pmd_none(x) (!pmd_val(x)) -#define pmd_present(x) (pmd_val(x)) -#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) -#define pmd_bad(x) (pmd_val(x) & ~PAGE_MASK) - -#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) -#define pte_page(x) pfn_to_page(pte_pfn(x)) - -/* - * The following only work if pte_present() is true. - * Undefined behaviour if not.. - */ -#define pte_not_present(pte) (!((pte).pte_low & _PAGE_PRESENT)) -#define pte_dirty(pte) ((pte).pte_low & _PAGE_DIRTY) -#define pte_young(pte) ((pte).pte_low & _PAGE_ACCESSED) -#define pte_file(pte) ((pte).pte_low & _PAGE_FILE) - -#ifdef CONFIG_X2TLB -#define pte_write(pte) ((pte).pte_high & _PAGE_EXT_USER_WRITE) -#else -#define pte_write(pte) ((pte).pte_low & _PAGE_RW) -#endif - -#define PTE_BIT_FUNC(h,fn,op) \ -static inline pte_t pte_##fn(pte_t pte) { pte.pte_##h op; return pte; } - -#ifdef CONFIG_X2TLB -/* - * We cheat a bit in the SH-X2 TLB case. As the permission bits are - * individually toggled (and user permissions are entirely decoupled from - * kernel permissions), we attempt to couple them a bit more sanely here. - */ -PTE_BIT_FUNC(high, wrprotect, &= ~_PAGE_EXT_USER_WRITE); -PTE_BIT_FUNC(high, mkwrite, |= _PAGE_EXT_USER_WRITE | _PAGE_EXT_KERN_WRITE); -PTE_BIT_FUNC(high, mkhuge, |= _PAGE_SZHUGE); -#else -PTE_BIT_FUNC(low, wrprotect, &= ~_PAGE_RW); -PTE_BIT_FUNC(low, mkwrite, |= _PAGE_RW); -PTE_BIT_FUNC(low, mkhuge, |= _PAGE_SZHUGE); -#endif - -PTE_BIT_FUNC(low, mkclean, &= ~_PAGE_DIRTY); -PTE_BIT_FUNC(low, mkdirty, |= _PAGE_DIRTY); -PTE_BIT_FUNC(low, mkold, &= ~_PAGE_ACCESSED); -PTE_BIT_FUNC(low, mkyoung, |= _PAGE_ACCESSED); - -/* - * Macro and implementation to make a page protection as uncachable. - */ -#define pgprot_writecombine(prot) \ - __pgprot(pgprot_val(prot) & ~_PAGE_CACHABLE) - -#define pgprot_noncached pgprot_writecombine - -/* - * Conversion functions: convert a page and protection to a page entry, - * and a page entry and page directory to the page they refer to. - * - * extern pte_t mk_pte(struct page *page, pgprot_t pgprot) - */ -#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) - -static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) -{ - pte.pte_low &= _PAGE_CHG_MASK; - pte.pte_low |= pgprot_val(newprot); - -#ifdef CONFIG_X2TLB - pte.pte_high |= pgprot_val(newprot) >> 32; -#endif - - return pte; -} - -#define pmd_page_vaddr(pmd) ((unsigned long)pmd_val(pmd)) -#define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) - -/* to find an entry in a page-table-directory. */ -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) -#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) - -/* to find an entry in a kernel page-table-directory */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -/* Find an entry in the third-level page table.. */ -#define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) -#define pte_offset_kernel(dir, address) \ - ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) -#define pte_offset_map(dir, address) pte_offset_kernel(dir, address) -#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address) - -#define pte_unmap(pte) do { } while (0) -#define pte_unmap_nested(pte) do { } while (0) - -#ifdef CONFIG_X2TLB -#define pte_ERROR(e) \ - printk("%s:%d: bad pte %p(%08lx%08lx).\n", __FILE__, __LINE__, \ - &(e), (e).pte_high, (e).pte_low) -#define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %016llx.\n", __FILE__, __LINE__, pgd_val(e)) -#else -#define pte_ERROR(e) \ - printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, pte_val(e)) -#define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) -#endif - -struct vm_area_struct; -extern void update_mmu_cache(struct vm_area_struct * vma, - unsigned long address, pte_t pte); - -/* - * Encode and de-code a swap entry - * - * Constraints: - * _PAGE_FILE at bit 0 - * _PAGE_PRESENT at bit 8 - * _PAGE_PROTNONE at bit 9 - * - * For the normal case, we encode the swap type into bits 0:7 and the - * swap offset into bits 10:30. For the 64-bit PTE case, we keep the - * preserved bits in the low 32-bits and use the upper 32 as the swap - * offset (along with a 5-bit type), following the same approach as x86 - * PAE. This keeps the logic quite simple, and allows for a full 32 - * PTE_FILE_MAX_BITS, as opposed to the 29-bits we're constrained with - * in the pte_low case. - * - * As is evident by the Alpha code, if we ever get a 64-bit unsigned - * long (swp_entry_t) to match up with the 64-bit PTEs, this all becomes - * much cleaner.. - * - * NOTE: We should set ZEROs at the position of _PAGE_PRESENT - * and _PAGE_PROTNONE bits - */ -#ifdef CONFIG_X2TLB -#define __swp_type(x) ((x).val & 0x1f) -#define __swp_offset(x) ((x).val >> 5) -#define __swp_entry(type, offset) ((swp_entry_t){ (type) | (offset) << 5}) -#define __pte_to_swp_entry(pte) ((swp_entry_t){ (pte).pte_high }) -#define __swp_entry_to_pte(x) ((pte_t){ 0, (x).val }) - -/* - * Encode and decode a nonlinear file mapping entry - */ -#define pte_to_pgoff(pte) ((pte).pte_high) -#define pgoff_to_pte(off) ((pte_t) { _PAGE_FILE, (off) }) - -#define PTE_FILE_MAX_BITS 32 -#else -#define __swp_type(x) ((x).val & 0xff) -#define __swp_offset(x) ((x).val >> 10) -#define __swp_entry(type, offset) ((swp_entry_t){(type) | (offset) <<10}) - -#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) >> 1 }) -#define __swp_entry_to_pte(x) ((pte_t) { (x).val << 1 }) - -/* - * Encode and decode a nonlinear file mapping entry - */ -#define PTE_FILE_MAX_BITS 29 -#define pte_to_pgoff(pte) (pte_val(pte) >> 1) -#define pgoff_to_pte(off) ((pte_t) { ((off) << 1) | _PAGE_FILE }) -#endif - typedef pte_t *pte_addr_t; #define kern_addr_valid(addr) (1) @@ -566,27 +125,28 @@ typedef pte_t *pte_addr_t; #define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ remap_pfn_range(vma, vaddr, pfn, size, prot) -struct mm_struct; +#define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT))) /* * No page table caches to initialise */ #define pgtable_cache_init() do { } while (0) -#ifndef CONFIG_MMU -extern unsigned int kobjsize(const void *objp); -#endif /* !CONFIG_MMU */ - #if !defined(CONFIG_CACHE_OFF) && (defined(CONFIG_CPU_SH4) || \ defined(CONFIG_SH7705_CACHE_32KB)) +struct mm_struct; #define __HAVE_ARCH_PTEP_GET_AND_CLEAR -extern pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); +pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); #endif +struct vm_area_struct; +extern void update_mmu_cache(struct vm_area_struct * vma, + unsigned long address, pte_t pte); extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern void paging_init(void); +extern void page_table_range_init(unsigned long start, unsigned long end, + pgd_t *pgd); #include <asm-generic/pgtable.h> -#endif /* !__ASSEMBLY__ */ -#endif /* __ASM_SH_PAGE_H */ +#endif /* __ASM_SH_PGTABLE_H */ diff --git a/include/asm-sh/pgtable_32.h b/include/asm-sh/pgtable_32.h new file mode 100644 index 0000000..3e3557c --- /dev/null +++ b/include/asm-sh/pgtable_32.h @@ -0,0 +1,474 @@ +#ifndef __ASM_SH_PGTABLE_32_H +#define __ASM_SH_PGTABLE_32_H + +/* + * Linux PTEL encoding. + * + * Hardware and software bit definitions for the PTEL value (see below for + * notes on SH-X2 MMUs and 64-bit PTEs): + * + * - Bits 0 and 7 are reserved on SH-3 (_PAGE_WT and _PAGE_SZ1 on SH-4). + * + * - Bit 1 is the SH-bit, but is unused on SH-3 due to an MMU bug (the + * hardware PTEL value can't have the SH-bit set when MMUCR.IX is set, + * which is the default in cpu-sh3/mmu_context.h:MMU_CONTROL_INIT). + * + * In order to keep this relatively clean, do not use these for defining + * SH-3 specific flags until all of the other unused bits have been + * exhausted. + * + * - Bit 9 is reserved by everyone and used by _PAGE_PROTNONE. + * + * - Bits 10 and 11 are low bits of the PPN that are reserved on >= 4K pages. + * Bit 10 is used for _PAGE_ACCESSED, bit 11 remains unused. + * + * - On 29 bit platforms, bits 31 to 29 are used for the space attributes + * and timing control which (together with bit 0) are moved into the + * old-style PTEA on the parts that support it. + * + * XXX: Leave the _PAGE_FILE and _PAGE_WT overhaul for a rainy day. + * + * SH-X2 MMUs and extended PTEs + * + * SH-X2 supports an extended mode TLB with split data arrays due to the + * number of bits needed for PR and SZ (now EPR and ESZ) encodings. The PR and + * SZ bit placeholders still exist in data array 1, but are implemented as + * reserved bits, with the real logic existing in data array 2. + * + * The downside to this is that we can no longer fit everything in to a 32-bit + * PTE encoding, so a 64-bit pte_t is necessary for these parts. On the plus + * side, this gives us quite a few spare bits to play with for future usage. + */ +/* Legacy and compat mode bits */ +#define _PAGE_WT 0x001 /* WT-bit on SH-4, 0 on SH-3 */ +#define _PAGE_HW_SHARED 0x002 /* SH-bit : shared among processes */ +#define _PAGE_DIRTY 0x004 /* D-bit : page changed */ +#define _PAGE_CACHABLE 0x008 /* C-bit : cachable */ +#define _PAGE_SZ0 0x010 /* SZ0-bit : Size of page */ +#define _PAGE_RW 0x020 /* PR0-bit : write access allowed */ +#define _PAGE_USER 0x040 /* PR1-bit : user space access allowed*/ +#define _PAGE_SZ1 0x080 /* SZ1-bit : Size of page (on SH-4) */ +#define _PAGE_PRESENT 0x100 /* V-bit : page is valid */ +#define _PAGE_PROTNONE 0x200 /* software: if not present */ +#define _PAGE_ACCESSED 0x400 /* software: page referenced */ +#define _PAGE_FILE _PAGE_WT /* software: pagecache or swap? */ + +#define _PAGE_SZ_MASK (_PAGE_SZ0 | _PAGE_SZ1) +#define _PAGE_PR_MASK (_PAGE_RW | _PAGE_USER) + +/* Extended mode bits */ +#define _PAGE_EXT_ESZ0 0x0010 /* ESZ0-bit: Size of page */ +#define _PAGE_EXT_ESZ1 0x0020 /* ESZ1-bit: Size of page */ +#define _PAGE_EXT_ESZ2 0x0040 /* ESZ2-bit: Size of page */ +#define _PAGE_EXT_ESZ3 0x0080 /* ESZ3-bit: Size of page */ + +#define _PAGE_EXT_USER_EXEC 0x0100 /* EPR0-bit: User space executable */ +#define _PAGE_EXT_USER_WRITE 0x0200 /* EPR1-bit: User space writable */ +#define _PAGE_EXT_USER_READ 0x0400 /* EPR2-bit: User space readable */ + +#define _PAGE_EXT_KERN_EXEC 0x0800 /* EPR3-bit: Kernel space executable */ +#define _PAGE_EXT_KERN_WRITE 0x1000 /* EPR4-bit: Kernel space writable */ +#define _PAGE_EXT_KERN_READ 0x2000 /* EPR5-bit: Kernel space readable */ + +/* Wrapper for extended mode pgprot twiddling */ +#define _PAGE_EXT(x) ((unsigned long long)(x) << 32) + +/* software: moves to PTEA.TC (Timing Control) */ +#define _PAGE_PCC_AREA5 0x00000000 /* use BSC registers for area5 */ +#define _PAGE_PCC_AREA6 0x80000000 /* use BSC registers for area6 */ + +/* software: moves to PTEA.SA[2:0] (Space Attributes) */ +#define _PAGE_PCC_IODYN 0x00000001 /* IO space, dynamically sized bus */ +#define _PAGE_PCC_IO8 0x20000000 /* IO space, 8 bit bus */ +#define _PAGE_PCC_IO16 0x20000001 /* IO space, 16 bit bus */ +#define _PAGE_PCC_COM8 0x40000000 /* Common Memory space, 8 bit bus */ +#define _PAGE_PCC_COM16 0x40000001 /* Common Memory space, 16 bit bus */ +#define _PAGE_PCC_ATR8 0x60000000 /* Attribute Memory space, 8 bit bus */ +#define _PAGE_PCC_ATR16 0x60000001 /* Attribute Memory space, 6 bit bus */ + +/* Mask which drops unused bits from the PTEL value */ +#if defined(CONFIG_CPU_SH3) +#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED| \ + _PAGE_FILE | _PAGE_SZ1 | \ + _PAGE_HW_SHARED) +#elif defined(CONFIG_X2TLB) +/* Get rid of the legacy PR/SZ bits when using extended mode */ +#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED | \ + _PAGE_FILE | _PAGE_PR_MASK | _PAGE_SZ_MASK) +#else +#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED | _PAGE_FILE) +#endif + +#define _PAGE_FLAGS_HARDWARE_MASK (PHYS_ADDR_MASK & ~(_PAGE_CLEAR_FLAGS)) + +/* Hardware flags, page size encoding */ +#if defined(CONFIG_X2TLB) +# if defined(CONFIG_PAGE_SIZE_4KB) +# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ0) +# elif defined(CONFIG_PAGE_SIZE_8KB) +# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ1) +# elif defined(CONFIG_PAGE_SIZE_64KB) +# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ2) +# endif +#else +# if defined(CONFIG_PAGE_SIZE_4KB) +# define _PAGE_FLAGS_HARD _PAGE_SZ0 +# elif defined(CONFIG_PAGE_SIZE_64KB) +# define _PAGE_FLAGS_HARD _PAGE_SZ1 +# endif +#endif + +#if defined(CONFIG_X2TLB) +# if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) +# define _PAGE_SZHUGE (_PAGE_EXT_ESZ2) +# elif defined(CONFIG_HUGETLB_PAGE_SIZE_256K) +# define _PAGE_SZHUGE (_PAGE_EXT_ESZ0 | _PAGE_EXT_ESZ2) +# elif defined(CONFIG_HUGETLB_PAGE_SIZE_1MB) +# define _PAGE_SZHUGE (_PAGE_EXT_ESZ0 | _PAGE_EXT_ESZ1 | _PAGE_EXT_ESZ2) +# elif defined(CONFIG_HUGETLB_PAGE_SIZE_4MB) +# define _PAGE_SZHUGE (_PAGE_EXT_ESZ3) +# elif defined(CONFIG_HUGETLB_PAGE_SIZE_64MB) +# define _PAGE_SZHUGE (_PAGE_EXT_ESZ2 | _PAGE_EXT_ESZ3) +# endif +#else +# if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) +# define _PAGE_SZHUGE (_PAGE_SZ1) +# elif defined(CONFIG_HUGETLB_PAGE_SIZE_1MB) +# define _PAGE_SZHUGE (_PAGE_SZ0 | _PAGE_SZ1) +# endif +#endif + +/* + * Stub out _PAGE_SZHUGE if we don't have a good definition for it, + * to make pte_mkhuge() happy. + */ +#ifndef _PAGE_SZHUGE +# define _PAGE_SZHUGE (_PAGE_FLAGS_HARD) +#endif + +#define _PAGE_CHG_MASK \ + (PTE_MASK | _PAGE_ACCESSED | _PAGE_CACHABLE | _PAGE_DIRTY) + +#ifndef __ASSEMBLY__ + +#if defined(CONFIG_X2TLB) /* SH-X2 TLB */ +#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \ + _PAGE_ACCESSED | _PAGE_FLAGS_HARD) + +#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ + _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_READ | \ + _PAGE_EXT_KERN_WRITE | \ + _PAGE_EXT_USER_READ | \ + _PAGE_EXT_USER_WRITE)) + +#define PAGE_EXECREAD __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ + _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_EXEC | \ + _PAGE_EXT_KERN_READ | \ + _PAGE_EXT_USER_EXEC | \ + _PAGE_EXT_USER_READ)) + +#define PAGE_COPY PAGE_EXECREAD + +#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ + _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_READ | \ + _PAGE_EXT_USER_READ)) + +#define PAGE_WRITEONLY __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ + _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_WRITE | \ + _PAGE_EXT_USER_WRITE)) + +#define PAGE_RWX __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | \ + _PAGE_CACHABLE | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_WRITE | \ + _PAGE_EXT_KERN_READ | \ + _PAGE_EXT_KERN_EXEC | \ + _PAGE_EXT_USER_WRITE | \ + _PAGE_EXT_USER_READ | \ + _PAGE_EXT_USER_EXEC)) + +#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_CACHABLE | \ + _PAGE_DIRTY | _PAGE_ACCESSED | \ + _PAGE_HW_SHARED | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_READ | \ + _PAGE_EXT_KERN_WRITE | \ + _PAGE_EXT_KERN_EXEC)) + +#define PAGE_KERNEL_NOCACHE \ + __pgprot(_PAGE_PRESENT | _PAGE_DIRTY | \ + _PAGE_ACCESSED | _PAGE_HW_SHARED | \ + _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_READ | \ + _PAGE_EXT_KERN_WRITE | \ + _PAGE_EXT_KERN_EXEC)) + +#define PAGE_KERNEL_RO __pgprot(_PAGE_PRESENT | _PAGE_CACHABLE | \ + _PAGE_DIRTY | _PAGE_ACCESSED | \ + _PAGE_HW_SHARED | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_READ | \ + _PAGE_EXT_KERN_EXEC)) + +#define PAGE_KERNEL_PCC(slot, type) \ + __pgprot(_PAGE_PRESENT | _PAGE_DIRTY | \ + _PAGE_ACCESSED | _PAGE_FLAGS_HARD | \ + _PAGE_EXT(_PAGE_EXT_KERN_READ | \ + _PAGE_EXT_KERN_WRITE | \ + _PAGE_EXT_KERN_EXEC) \ + (slot ? _PAGE_PCC_AREA5 : _PAGE_PCC_AREA6) | \ + (type)) + +#elif defined(CONFIG_MMU) /* SH-X TLB */ +#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \ + _PAGE_ACCESSED | _PAGE_FLAGS_HARD) + +#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | \ + _PAGE_CACHABLE | _PAGE_ACCESSED | \ + _PAGE_FLAGS_HARD) + +#define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_CACHABLE | \ + _PAGE_ACCESSED | _PAGE_FLAGS_HARD) + +#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_CACHABLE | \ + _PAGE_ACCESSED | _PAGE_FLAGS_HARD) + +#define PAGE_EXECREAD PAGE_READONLY +#define PAGE_RWX PAGE_SHARED +#define PAGE_WRITEONLY PAGE_SHARED + +#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_CACHABLE | \ + _PAGE_DIRTY | _PAGE_ACCESSED | \ + _PAGE_HW_SHARED | _PAGE_FLAGS_HARD) + +#define PAGE_KERNEL_NOCACHE \ + __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | \ + _PAGE_ACCESSED | _PAGE_HW_SHARED | \ + _PAGE_FLAGS_HARD) + +#define PAGE_KERNEL_RO __pgprot(_PAGE_PRESENT | _PAGE_CACHABLE | \ + _PAGE_DIRTY | _PAGE_ACCESSED | \ + _PAGE_HW_SHARED | _PAGE_FLAGS_HARD) + +#define PAGE_KERNEL_PCC(slot, type) \ + __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | \ + _PAGE_ACCESSED | _PAGE_FLAGS_HARD | \ + (slot ? _PAGE_PCC_AREA5 : _PAGE_PCC_AREA6) | \ + (type)) +#else /* no mmu */ +#define PAGE_NONE __pgprot(0) +#define PAGE_SHARED __pgprot(0) +#define PAGE_COPY __pgprot(0) +#define PAGE_EXECREAD __pgprot(0) +#define PAGE_RWX __pgprot(0) +#define PAGE_READONLY __pgprot(0) +#define PAGE_WRITEONLY __pgprot(0) +#define PAGE_KERNEL __pgprot(0) +#define PAGE_KERNEL_NOCACHE __pgprot(0) +#define PAGE_KERNEL_RO __pgprot(0) + +#define PAGE_KERNEL_PCC(slot, type) \ + __pgprot(0) +#endif + +#endif /* __ASSEMBLY__ */ + +#ifndef __ASSEMBLY__ + +/* + * Certain architectures need to do special things when PTEs + * within a page table are directly modified. Thus, the following + * hook is made available. + */ +#ifdef CONFIG_X2TLB +static inline void set_pte(pte_t *ptep, pte_t pte) +{ + ptep->pte_high = pte.pte_high; + smp_wmb(); + ptep->pte_low = pte.pte_low; +} +#else +#define set_pte(pteptr, pteval) (*(pteptr) = pteval) +#endif + +#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) + +/* + * (pmds are folded into pgds so this doesn't get actually called, + * but the define is needed for a generic inline function.) + */ +#define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval) + +#define pfn_pte(pfn, prot) \ + __pte(((unsigned long long)(pfn) << PAGE_SHIFT) | pgprot_val(prot)) +#define pfn_pmd(pfn, prot) \ + __pmd(((unsigned long long)(pfn) << PAGE_SHIFT) | pgprot_val(prot)) + +#define pte_none(x) (!pte_val(x)) +#define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) + +#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) + +#define pmd_none(x) (!pmd_val(x)) +#define pmd_present(x) (pmd_val(x)) +#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) +#define pmd_bad(x) (pmd_val(x) & ~PAGE_MASK) + +#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) +#define pte_page(x) pfn_to_page(pte_pfn(x)) + +/* + * The following only work if pte_present() is true. + * Undefined behaviour if not.. + */ +#define pte_not_present(pte) (!((pte).pte_low & _PAGE_PRESENT)) +#define pte_dirty(pte) ((pte).pte_low & _PAGE_DIRTY) +#define pte_young(pte) ((pte).pte_low & _PAGE_ACCESSED) +#define pte_file(pte) ((pte).pte_low & _PAGE_FILE) + +#ifdef CONFIG_X2TLB +#define pte_write(pte) ((pte).pte_high & _PAGE_EXT_USER_WRITE) +#else +#define pte_write(pte) ((pte).pte_low & _PAGE_RW) +#endif + +#define PTE_BIT_FUNC(h,fn,op) \ +static inline pte_t pte_##fn(pte_t pte) { pte.pte_##h op; return pte; } + +#ifdef CONFIG_X2TLB +/* + * We cheat a bit in the SH-X2 TLB case. As the permission bits are + * individually toggled (and user permissions are entirely decoupled from + * kernel permissions), we attempt to couple them a bit more sanely here. + */ +PTE_BIT_FUNC(high, wrprotect, &= ~_PAGE_EXT_USER_WRITE); +PTE_BIT_FUNC(high, mkwrite, |= _PAGE_EXT_USER_WRITE | _PAGE_EXT_KERN_WRITE); +PTE_BIT_FUNC(high, mkhuge, |= _PAGE_SZHUGE); +#else +PTE_BIT_FUNC(low, wrprotect, &= ~_PAGE_RW); +PTE_BIT_FUNC(low, mkwrite, |= _PAGE_RW); +PTE_BIT_FUNC(low, mkhuge, |= _PAGE_SZHUGE); +#endif + +PTE_BIT_FUNC(low, mkclean, &= ~_PAGE_DIRTY); +PTE_BIT_FUNC(low, mkdirty, |= _PAGE_DIRTY); +PTE_BIT_FUNC(low, mkold, &= ~_PAGE_ACCESSED); +PTE_BIT_FUNC(low, mkyoung, |= _PAGE_ACCESSED); + +/* + * Macro and implementation to make a page protection as uncachable. + */ +#define pgprot_writecombine(prot) \ + __pgprot(pgprot_val(prot) & ~_PAGE_CACHABLE) + +#define pgprot_noncached pgprot_writecombine + +/* + * Conversion functions: convert a page and protection to a page entry, + * and a page entry and page directory to the page they refer to. + * + * extern pte_t mk_pte(struct page *page, pgprot_t pgprot) + */ +#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) + +static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) +{ + pte.pte_low &= _PAGE_CHG_MASK; + pte.pte_low |= pgprot_val(newprot); + +#ifdef CONFIG_X2TLB + pte.pte_high |= pgprot_val(newprot) >> 32; +#endif + + return pte; +} + +#define pmd_page_vaddr(pmd) ((unsigned long)pmd_val(pmd)) +#define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) + +/* to find an entry in a page-table-directory. */ +#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) +#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) + +/* to find an entry in a kernel page-table-directory */ +#define pgd_offset_k(address) pgd_offset(&init_mm, address) + +/* Find an entry in the third-level page table.. */ +#define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) +#define pte_offset_kernel(dir, address) \ + ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) +#define pte_offset_map(dir, address) pte_offset_kernel(dir, address) +#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address) + +#define pte_unmap(pte) do { } while (0) +#define pte_unmap_nested(pte) do { } while (0) + +#ifdef CONFIG_X2TLB +#define pte_ERROR(e) \ + printk("%s:%d: bad pte %p(%08lx%08lx).\n", __FILE__, __LINE__, \ + &(e), (e).pte_high, (e).pte_low) +#define pgd_ERROR(e) \ + printk("%s:%d: bad pgd %016llx.\n", __FILE__, __LINE__, pgd_val(e)) +#else +#define pte_ERROR(e) \ + printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, pte_val(e)) +#define pgd_ERROR(e) \ + printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) +#endif + +/* + * Encode and de-code a swap entry + * + * Constraints: + * _PAGE_FILE at bit 0 + * _PAGE_PRESENT at bit 8 + * _PAGE_PROTNONE at bit 9 + * + * For the normal case, we encode the swap type into bits 0:7 and the + * swap offset into bits 10:30. For the 64-bit PTE case, we keep the + * preserved bits in the low 32-bits and use the upper 32 as the swap + * offset (along with a 5-bit type), following the same approach as x86 + * PAE. This keeps the logic quite simple, and allows for a full 32 + * PTE_FILE_MAX_BITS, as opposed to the 29-bits we're constrained with + * in the pte_low case. + * + * As is evident by the Alpha code, if we ever get a 64-bit unsigned + * long (swp_entry_t) to match up with the 64-bit PTEs, this all becomes + * much cleaner.. + * + * NOTE: We should set ZEROs at the position of _PAGE_PRESENT + * and _PAGE_PROTNONE bits + */ +#ifdef CONFIG_X2TLB +#define __swp_type(x) ((x).val & 0x1f) +#define __swp_offset(x) ((x).val >> 5) +#define __swp_entry(type, offset) ((swp_entry_t){ (type) | (offset) << 5}) +#define __pte_to_swp_entry(pte) ((swp_entry_t){ (pte).pte_high }) +#define __swp_entry_to_pte(x) ((pte_t){ 0, (x).val }) + +/* + * Encode and decode a nonlinear file mapping entry + */ +#define pte_to_pgoff(pte) ((pte).pte_high) +#define pgoff_to_pte(off) ((pte_t) { _PAGE_FILE, (off) }) + +#define PTE_FILE_MAX_BITS 32 +#else +#define __swp_type(x) ((x).val & 0xff) +#define __swp_offset(x) ((x).val >> 10) +#define __swp_entry(type, offset) ((swp_entry_t){(type) | (offset) <<10}) + +#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) >> 1 }) +#define __swp_entry_to_pte(x) ((pte_t) { (x).val << 1 }) + +/* + * Encode and decode a nonlinear file mapping entry + */ +#define PTE_FILE_MAX_BITS 29 +#define pte_to_pgoff(pte) (pte_val(pte) >> 1) +#define pgoff_to_pte(off) ((pte_t) { ((off) << 1) | _PAGE_FILE }) +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __ASM_SH_PGTABLE_32_H */ diff --git a/include/asm-sh64/pgtable.h b/include/asm-sh/pgtable_64.h index 3488fe3..9722116 100644 --- a/include/asm-sh64/pgtable.h +++ b/include/asm-sh/pgtable_64.h @@ -1,136 +1,40 @@ -#ifndef __ASM_SH64_PGTABLE_H -#define __ASM_SH64_PGTABLE_H - -#include <asm-generic/4level-fixup.h> +#ifndef __ASM_SH_PGTABLE_64_H +#define __ASM_SH_PGTABLE_64_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. + * include/asm-sh/pgtable_64.h * - * include/asm-sh64/pgtable.h + * This file contains the functions and defines necessary to modify and use + * the SuperH page table tree. * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003, 2004 Paul Mundt * Copyright (C) 2003, 2004 Richard Curnow * - * This file contains the functions and defines necessary to modify and use - * the SuperH page table tree. + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - -#ifndef __ASSEMBLY__ +#include <linux/threads.h> #include <asm/processor.h> #include <asm/page.h> -#include <linux/threads.h> - -struct vm_area_struct; - -extern void paging_init(void); - -/* We provide our own get_unmapped_area to avoid cache synonym issue */ -#define HAVE_ARCH_UNMAPPED_AREA - -/* - * Basically we have the same two-level (which is the logical three level - * Linux page table layout folded) page tables as the i386. - */ - -/* - * ZERO_PAGE is a global shared page that is always zero: used - * for zero-mapped memory areas etc.. - */ -extern unsigned char empty_zero_page[PAGE_SIZE]; -#define ZERO_PAGE(vaddr) (mem_map + MAP_NR(empty_zero_page)) - -#endif /* !__ASSEMBLY__ */ - -/* - * NEFF and NPHYS related defines. - * FIXME : These need to be model-dependent. For now this is OK, SH5-101 and SH5-103 - * implement 32 bits effective and 32 bits physical. But future implementations may - * extend beyond this. - */ -#define NEFF 32 -#define NEFF_SIGN (1LL << (NEFF - 1)) -#define NEFF_MASK (-1LL << NEFF) - -#define NPHYS 32 -#define NPHYS_SIGN (1LL << (NPHYS - 1)) -#define NPHYS_MASK (-1LL << NPHYS) - -/* Typically 2-level is sufficient up to 32 bits of virtual address space, beyond - that 3-level would be appropriate. */ -#if defined(CONFIG_SH64_PGTABLE_2_LEVEL) -/* For 4k pages, this contains 512 entries, i.e. 9 bits worth of address. */ -#define PTRS_PER_PTE ((1<<PAGE_SHIFT)/sizeof(unsigned long long)) -#define PTE_MAGNITUDE 3 /* sizeof(unsigned long long) magnit. */ -#define PTE_SHIFT PAGE_SHIFT -#define PTE_BITS (PAGE_SHIFT - PTE_MAGNITUDE) - -/* top level: PMD. */ -#define PGDIR_SHIFT (PTE_SHIFT + PTE_BITS) -#define PGD_BITS (NEFF - PGDIR_SHIFT) -#define PTRS_PER_PGD (1<<PGD_BITS) - -/* middle level: PMD. This doesn't do anything for the 2-level case. */ -#define PTRS_PER_PMD (1) - -#define PGDIR_SIZE (1UL << PGDIR_SHIFT) -#define PGDIR_MASK (~(PGDIR_SIZE-1)) -#define PMD_SHIFT PGDIR_SHIFT -#define PMD_SIZE PGDIR_SIZE -#define PMD_MASK PGDIR_MASK - -#elif defined(CONFIG_SH64_PGTABLE_3_LEVEL) -/* - * three-level asymmetric paging structure: PGD is top level. - * The asymmetry comes from 32-bit pointers and 64-bit PTEs. - */ -/* bottom level: PTE. It's 9 bits = 512 pointers */ -#define PTRS_PER_PTE ((1<<PAGE_SHIFT)/sizeof(unsigned long long)) -#define PTE_MAGNITUDE 3 /* sizeof(unsigned long long) magnit. */ -#define PTE_SHIFT PAGE_SHIFT -#define PTE_BITS (PAGE_SHIFT - PTE_MAGNITUDE) - -/* middle level: PMD. It's 10 bits = 1024 pointers */ -#define PTRS_PER_PMD ((1<<PAGE_SHIFT)/sizeof(unsigned long long *)) -#define PMD_MAGNITUDE 2 /* sizeof(unsigned long long *) magnit. */ -#define PMD_SHIFT (PTE_SHIFT + PTE_BITS) -#define PMD_BITS (PAGE_SHIFT - PMD_MAGNITUDE) - -/* top level: PMD. It's 1 bit = 2 pointers */ -#define PGDIR_SHIFT (PMD_SHIFT + PMD_BITS) -#define PGD_BITS (NEFF - PGDIR_SHIFT) -#define PTRS_PER_PGD (1<<PGD_BITS) - -#define PMD_SIZE (1UL << PMD_SHIFT) -#define PMD_MASK (~(PMD_SIZE-1)) -#define PGDIR_SIZE (1UL << PGDIR_SHIFT) -#define PGDIR_MASK (~(PGDIR_SIZE-1)) - -#else -#error "No defined number of page table levels" -#endif /* * Error outputs. */ #define pte_ERROR(e) \ printk("%s:%d: bad pte %016Lx.\n", __FILE__, __LINE__, pte_val(e)) -#define pmd_ERROR(e) \ - printk("%s:%d: bad pmd %08lx.\n", __FILE__, __LINE__, pmd_val(e)) #define pgd_ERROR(e) \ printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) /* * Table setting routines. Used within arch/mm only. */ -#define set_pgd(pgdptr, pgdval) (*(pgdptr) = pgdval) #define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval) static __inline__ void set_pte(pte_t *pteptr, pte_t pteval) { - unsigned long long x = ((unsigned long long) pteval.pte); + unsigned long long x = ((unsigned long long) pteval.pte_low); unsigned long long *xp = (unsigned long long *) pteptr; /* * Sign-extend based on NPHYS. @@ -157,61 +61,6 @@ static __inline__ void pmd_set(pmd_t *pmdp,pte_t *ptep) #define pgd_offset_k(address) pgd_offset(&init_mm, address) /* - * PGD level access routines. - * - * Note1: - * There's no need to use physical addresses since the tree walk is all - * in performed in software, until the PTE translation. - * - * Note 2: - * A PGD entry can be uninitialized (_PGD_UNUSED), generically bad, - * clear (_PGD_EMPTY), present. When present, lower 3 nibbles contain - * _KERNPG_TABLE. Being a kernel virtual pointer also bit 31 must - * be 1. Assuming an arbitrary clear value of bit 31 set to 0 and - * lower 3 nibbles set to 0xFFF (_PGD_EMPTY) any other value is a - * bad pgd that must be notified via printk(). - * - */ -#define _PGD_EMPTY 0x0 - -#if defined(CONFIG_SH64_PGTABLE_2_LEVEL) -static inline int pgd_none(pgd_t pgd) { return 0; } -static inline int pgd_bad(pgd_t pgd) { return 0; } -#define pgd_present(pgd) ((pgd_val(pgd) & _PAGE_PRESENT) ? 1 : 0) -#define pgd_clear(xx) do { } while(0) - -#elif defined(CONFIG_SH64_PGTABLE_3_LEVEL) -#define pgd_present(pgd_entry) (1) -#define pgd_none(pgd_entry) (pgd_val((pgd_entry)) == _PGD_EMPTY) -/* TODO: Think later about what a useful definition of 'bad' would be now. */ -#define pgd_bad(pgd_entry) (0) -#define pgd_clear(pgd_entry_p) (set_pgd((pgd_entry_p), __pgd(_PGD_EMPTY))) - -#endif - - -#define pgd_page_vaddr(pgd_entry) ((unsigned long) (pgd_val(pgd_entry) & PAGE_MASK)) -#define pgd_page(pgd) (virt_to_page(pgd_val(pgd))) - - -/* - * PMD defines. Middle level. - */ - -/* PGD to PMD dereferencing */ -#if defined(CONFIG_SH64_PGTABLE_2_LEVEL) -static inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) -{ - return (pmd_t *) dir; -} -#elif defined(CONFIG_SH64_PGTABLE_3_LEVEL) -#define __pmd_offset(address) \ - (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) -#define pmd_offset(dir, addr) \ - ((pmd_t *) ((pgd_val(*(dir))) & PAGE_MASK) + __pmd_offset((addr))) -#endif - -/* * PMD level access routines. Same notes as above. */ #define _PMD_EMPTY 0x0 @@ -239,15 +88,7 @@ static inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) #define pte_unmap(pte) do { } while (0) #define pte_unmap_nested(pte) do { } while (0) -/* Round it up ! */ -#define USER_PTRS_PER_PGD ((TASK_SIZE+PGDIR_SIZE-1)/PGDIR_SIZE) -#define FIRST_USER_ADDRESS 0 - #ifndef __ASSEMBLY__ -#define VMALLOC_END 0xff000000 -#define VMALLOC_START 0xf0000000 -#define VMALLOC_VMADDR(x) ((unsigned long)(x)) - #define IOBASE_VADDR 0xff000000 #define IOBASE_END 0xffffffff @@ -315,43 +156,28 @@ static inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) #define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) +/* + * We have full permissions (Read/Write/Execute/Shared). + */ +#define _PAGE_COMMON (_PAGE_PRESENT | _PAGE_USER | \ + _PAGE_CACHABLE | _PAGE_ACCESSED) + #define PAGE_NONE __pgprot(_PAGE_CACHABLE | _PAGE_ACCESSED) -#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ - _PAGE_CACHABLE | _PAGE_ACCESSED | _PAGE_USER | \ +#define PAGE_SHARED __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_WRITE | \ _PAGE_SHARED) -/* We need to include PAGE_EXECUTE in PAGE_COPY because it is the default - * protection mode for the stack. */ -#define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_CACHABLE | \ - _PAGE_ACCESSED | _PAGE_USER | _PAGE_EXECUTE) -#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_CACHABLE | \ - _PAGE_ACCESSED | _PAGE_USER) -#define PAGE_KERNEL __pgprot(_KERNPG_TABLE) - +#define PAGE_EXECREAD __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_EXECUTE) /* - * In ST50 we have full permissions (Read/Write/Execute/Shared). - * Just match'em all. These are for mmap(), therefore all at least - * User/Cachable/Present/Accessed. No point in making Fault on Write. + * We need to include PAGE_EXECUTE in PAGE_COPY because it is the default + * protection mode for the stack. */ -#define __MMAP_COMMON (_PAGE_PRESENT | _PAGE_USER | _PAGE_CACHABLE | _PAGE_ACCESSED) - /* sxwr */ -#define __P000 __pgprot(__MMAP_COMMON) -#define __P001 __pgprot(__MMAP_COMMON | _PAGE_READ) -#define __P010 __pgprot(__MMAP_COMMON) -#define __P011 __pgprot(__MMAP_COMMON | _PAGE_READ) -#define __P100 __pgprot(__MMAP_COMMON | _PAGE_EXECUTE) -#define __P101 __pgprot(__MMAP_COMMON | _PAGE_EXECUTE | _PAGE_READ) -#define __P110 __pgprot(__MMAP_COMMON | _PAGE_EXECUTE) -#define __P111 __pgprot(__MMAP_COMMON | _PAGE_EXECUTE | _PAGE_READ) - -#define __S000 __pgprot(__MMAP_COMMON | _PAGE_SHARED) -#define __S001 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_READ) -#define __S010 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_WRITE) -#define __S011 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_READ | _PAGE_WRITE) -#define __S100 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_EXECUTE) -#define __S101 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_EXECUTE | _PAGE_READ) -#define __S110 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_EXECUTE | _PAGE_WRITE) -#define __S111 __pgprot(__MMAP_COMMON | _PAGE_SHARED | _PAGE_EXECUTE | _PAGE_READ | _PAGE_WRITE) +#define PAGE_COPY PAGE_EXECREAD + +#define PAGE_READONLY __pgprot(_PAGE_COMMON | _PAGE_READ) +#define PAGE_WRITEONLY __pgprot(_PAGE_COMMON | _PAGE_WRITE) +#define PAGE_RWX __pgprot(_PAGE_COMMON | _PAGE_READ | \ + _PAGE_WRITE | _PAGE_EXECUTE) +#define PAGE_KERNEL __pgprot(_KERNPG_TABLE) /* Make it a device mapping for maximum safety (e.g. for mapping device registers into user-space via /dev/map). */ @@ -453,12 +279,6 @@ static inline pte_t pte_mkhuge(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { set_pte(&pte, __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot))); return pte; } -typedef pte_t *pte_addr_t; -#define pgtable_cache_init() do { } while (0) - -extern void update_mmu_cache(struct vm_area_struct * vma, - unsigned long address, pte_t pte); - /* Encode and decode a swap entry */ #define __swp_type(x) (((x).val & 3) + (((x).val >> 1) & 0x3c)) #define __swp_offset(x) ((x).val >> 8) @@ -471,26 +291,9 @@ extern void update_mmu_cache(struct vm_area_struct * vma, #define pte_to_pgoff(pte) (pte_val(pte)) #define pgoff_to_pte(off) ((pte_t) { (off) | _PAGE_FILE }) -/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ -#define PageSkip(page) (0) -#define kern_addr_valid(addr) (1) - -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #endif /* !__ASSEMBLY__ */ -/* - * No page table caches to initialise - */ -#define pgtable_cache_init() do { } while (0) - -#define pte_pfn(x) (((unsigned long)((x).pte)) >> PAGE_SHIFT) #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) #define pfn_pmd(pfn, prot) __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) -extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; - -#include <asm-generic/pgtable.h> - -#endif /* __ASM_SH64_PGTABLE_H */ +#endif /* __ASM_SH_PGTABLE_64_H */ diff --git a/include/asm-sh/posix_types.h b/include/asm-sh/posix_types.h index 0a3d2f5..4b9d11c 100644 --- a/include/asm-sh/posix_types.h +++ b/include/asm-sh/posix_types.h @@ -1,122 +1,7 @@ -#ifndef __ASM_SH_POSIX_TYPES_H -#define __ASM_SH_POSIX_TYPES_H - -/* - * This file is generally used by user-level software, so you need to - * be a little careful about namespace pollution etc. Also, we cannot - * assume GCC is being used. - */ - -typedef unsigned long __kernel_ino_t; -typedef unsigned short __kernel_mode_t; -typedef unsigned short __kernel_nlink_t; -typedef long __kernel_off_t; -typedef int __kernel_pid_t; -typedef unsigned short __kernel_ipc_pid_t; -typedef unsigned short __kernel_uid_t; -typedef unsigned short __kernel_gid_t; -typedef unsigned int __kernel_size_t; -typedef int __kernel_ssize_t; -typedef int __kernel_ptrdiff_t; -typedef long __kernel_time_t; -typedef long __kernel_suseconds_t; -typedef long __kernel_clock_t; -typedef int __kernel_timer_t; -typedef int __kernel_clockid_t; -typedef int __kernel_daddr_t; -typedef char * __kernel_caddr_t; -typedef unsigned short __kernel_uid16_t; -typedef unsigned short __kernel_gid16_t; -typedef unsigned int __kernel_uid32_t; -typedef unsigned int __kernel_gid32_t; - -typedef unsigned short __kernel_old_uid_t; -typedef unsigned short __kernel_old_gid_t; -typedef unsigned short __kernel_old_dev_t; - -#ifdef __GNUC__ -typedef long long __kernel_loff_t; -#endif - -typedef struct { -#if defined(__KERNEL__) || defined(__USE_ALL) - int val[2]; -#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */ - int __val[2]; -#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */ -} __kernel_fsid_t; - -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) - -#undef __FD_SET -static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp) -{ - unsigned long __tmp = __fd / __NFDBITS; - unsigned long __rem = __fd % __NFDBITS; - __fdsetp->fds_bits[__tmp] |= (1UL<<__rem); -} - -#undef __FD_CLR -static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp) -{ - unsigned long __tmp = __fd / __NFDBITS; - unsigned long __rem = __fd % __NFDBITS; - __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem); -} - - -#undef __FD_ISSET -static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p) -{ - unsigned long __tmp = __fd / __NFDBITS; - unsigned long __rem = __fd % __NFDBITS; - return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0; -} - -/* - * This will unroll the loop for the normal constant case (8 ints, - * for a 256-bit fd_set) - */ -#undef __FD_ZERO -static __inline__ void __FD_ZERO(__kernel_fd_set *__p) -{ - unsigned long *__tmp = __p->fds_bits; - int __i; - - if (__builtin_constant_p(__FDSET_LONGS)) { - switch (__FDSET_LONGS) { - case 16: - __tmp[ 0] = 0; __tmp[ 1] = 0; - __tmp[ 2] = 0; __tmp[ 3] = 0; - __tmp[ 4] = 0; __tmp[ 5] = 0; - __tmp[ 6] = 0; __tmp[ 7] = 0; - __tmp[ 8] = 0; __tmp[ 9] = 0; - __tmp[10] = 0; __tmp[11] = 0; - __tmp[12] = 0; __tmp[13] = 0; - __tmp[14] = 0; __tmp[15] = 0; - return; - - case 8: - __tmp[ 0] = 0; __tmp[ 1] = 0; - __tmp[ 2] = 0; __tmp[ 3] = 0; - __tmp[ 4] = 0; __tmp[ 5] = 0; - __tmp[ 6] = 0; __tmp[ 7] = 0; - return; - - case 4: - __tmp[ 0] = 0; __tmp[ 1] = 0; - __tmp[ 2] = 0; __tmp[ 3] = 0; - return; - } - } - __i = __FDSET_LONGS; - while (__i) { - __i--; - *__tmp = 0; - __tmp++; - } -} - -#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */ - -#endif /* __ASM_SH_POSIX_TYPES_H */ +#ifdef __KERNEL__ +# ifdef CONFIG_SUPERH32 +# include "posix_types_32.h" +# else +# include "posix_types_64.h" +# endif +#endif /* __KERNEL__ */ diff --git a/include/asm-sh/posix_types_32.h b/include/asm-sh/posix_types_32.h new file mode 100644 index 0000000..0a3d2f5 --- /dev/null +++ b/include/asm-sh/posix_types_32.h @@ -0,0 +1,122 @@ +#ifndef __ASM_SH_POSIX_TYPES_H +#define __ASM_SH_POSIX_TYPES_H + +/* + * This file is generally used by user-level software, so you need to + * be a little careful about namespace pollution etc. Also, we cannot + * assume GCC is being used. + */ + +typedef unsigned long __kernel_ino_t; +typedef unsigned short __kernel_mode_t; +typedef unsigned short __kernel_nlink_t; +typedef long __kernel_off_t; +typedef int __kernel_pid_t; +typedef unsigned short __kernel_ipc_pid_t; +typedef unsigned short __kernel_uid_t; +typedef unsigned short __kernel_gid_t; +typedef unsigned int __kernel_size_t; +typedef int __kernel_ssize_t; +typedef int __kernel_ptrdiff_t; +typedef long __kernel_time_t; +typedef long __kernel_suseconds_t; +typedef long __kernel_clock_t; +typedef int __kernel_timer_t; +typedef int __kernel_clockid_t; +typedef int __kernel_daddr_t; +typedef char * __kernel_caddr_t; +typedef unsigned short __kernel_uid16_t; +typedef unsigned short __kernel_gid16_t; +typedef unsigned int __kernel_uid32_t; +typedef unsigned int __kernel_gid32_t; + +typedef unsigned short __kernel_old_uid_t; +typedef unsigned short __kernel_old_gid_t; +typedef unsigned short __kernel_old_dev_t; + +#ifdef __GNUC__ +typedef long long __kernel_loff_t; +#endif + +typedef struct { +#if defined(__KERNEL__) || defined(__USE_ALL) + int val[2]; +#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */ + int __val[2]; +#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */ +} __kernel_fsid_t; + +#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) + +#undef __FD_SET +static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp) +{ + unsigned long __tmp = __fd / __NFDBITS; + unsigned long __rem = __fd % __NFDBITS; + __fdsetp->fds_bits[__tmp] |= (1UL<<__rem); +} + +#undef __FD_CLR +static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp) +{ + unsigned long __tmp = __fd / __NFDBITS; + unsigned long __rem = __fd % __NFDBITS; + __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem); +} + + +#undef __FD_ISSET +static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p) +{ + unsigned long __tmp = __fd / __NFDBITS; + unsigned long __rem = __fd % __NFDBITS; + return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0; +} + +/* + * This will unroll the loop for the normal constant case (8 ints, + * for a 256-bit fd_set) + */ +#undef __FD_ZERO +static __inline__ void __FD_ZERO(__kernel_fd_set *__p) +{ + unsigned long *__tmp = __p->fds_bits; + int __i; + + if (__builtin_constant_p(__FDSET_LONGS)) { + switch (__FDSET_LONGS) { + case 16: + __tmp[ 0] = 0; __tmp[ 1] = 0; + __tmp[ 2] = 0; __tmp[ 3] = 0; + __tmp[ 4] = 0; __tmp[ 5] = 0; + __tmp[ 6] = 0; __tmp[ 7] = 0; + __tmp[ 8] = 0; __tmp[ 9] = 0; + __tmp[10] = 0; __tmp[11] = 0; + __tmp[12] = 0; __tmp[13] = 0; + __tmp[14] = 0; __tmp[15] = 0; + return; + + case 8: + __tmp[ 0] = 0; __tmp[ 1] = 0; + __tmp[ 2] = 0; __tmp[ 3] = 0; + __tmp[ 4] = 0; __tmp[ 5] = 0; + __tmp[ 6] = 0; __tmp[ 7] = 0; + return; + + case 4: + __tmp[ 0] = 0; __tmp[ 1] = 0; + __tmp[ 2] = 0; __tmp[ 3] = 0; + return; + } + } + __i = __FDSET_LONGS; + while (__i) { + __i--; + *__tmp = 0; + __tmp++; + } +} + +#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */ + +#endif /* __ASM_SH_POSIX_TYPES_H */ diff --git a/include/asm-sh64/posix_types.h b/include/asm-sh/posix_types_64.h index 0620317..0620317 100644 --- a/include/asm-sh64/posix_types.h +++ b/include/asm-sh/posix_types_64.h diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h index fda6848..c9b1416 100644 --- a/include/asm-sh/processor.h +++ b/include/asm-sh/processor.h @@ -1,32 +1,10 @@ -/* - * include/asm-sh/processor.h - * - * Copyright (C) 1999, 2000 Niibe Yutaka - * Copyright (C) 2002, 2003 Paul Mundt - */ - #ifndef __ASM_SH_PROCESSOR_H #define __ASM_SH_PROCESSOR_H -#ifdef __KERNEL__ -#include <linux/compiler.h> -#include <asm/page.h> -#include <asm/types.h> -#include <asm/cache.h> -#include <asm/ptrace.h> #include <asm/cpu-features.h> +#include <asm/fpu.h> -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; __asm__("mova 1f, %0\n1:":"=z" (pc)); pc; }) - -/* Core Processor Version Register */ -#define CCN_PVR 0xff000030 -#define CCN_CVR 0xff000040 -#define CCN_PRR 0xff000044 - +#ifndef __ASSEMBLY__ /* * CPU type and hardware bug flags. Kept separately for each CPU. * @@ -39,247 +17,49 @@ enum cpu_type { CPU_SH7619, /* SH-2A types */ - CPU_SH7206, + CPU_SH7203, CPU_SH7206, CPU_SH7263, /* SH-3 types */ CPU_SH7705, CPU_SH7706, CPU_SH7707, CPU_SH7708, CPU_SH7708S, CPU_SH7708R, CPU_SH7709, CPU_SH7709A, CPU_SH7710, CPU_SH7712, - CPU_SH7720, CPU_SH7729, + CPU_SH7720, CPU_SH7721, CPU_SH7729, /* SH-4 types */ CPU_SH7750, CPU_SH7750S, CPU_SH7750R, CPU_SH7751, CPU_SH7751R, CPU_SH7760, CPU_SH4_202, CPU_SH4_501, /* SH-4A types */ - CPU_SH7770, CPU_SH7780, CPU_SH7781, CPU_SH7785, CPU_SHX3, + CPU_SH7763, CPU_SH7770, CPU_SH7780, CPU_SH7781, CPU_SH7785, CPU_SHX3, /* SH4AL-DSP types */ CPU_SH7343, CPU_SH7722, + /* SH-5 types */ + CPU_SH5_101, CPU_SH5_103, + /* Unknown subtype */ CPU_SH_NONE }; -struct sh_cpuinfo { - unsigned int type; - unsigned long loops_per_jiffy; - unsigned long asid_cache; - - struct cache_info icache; /* Primary I-cache */ - struct cache_info dcache; /* Primary D-cache */ - struct cache_info scache; /* Secondary cache */ - - unsigned long flags; -} __attribute__ ((aligned(L1_CACHE_BYTES))); - -extern struct sh_cpuinfo cpu_data[]; -#define boot_cpu_data cpu_data[0] -#define current_cpu_data cpu_data[smp_processor_id()] -#define raw_current_cpu_data cpu_data[raw_smp_processor_id()] - -/* - * User space process size: 2GB. - * - * Since SH7709 and SH7750 have "area 7", we can't use 0x7c000000--0x7fffffff - */ -#define TASK_SIZE 0x7c000000UL - -/* This decides where the kernel will search for a free chunk of vm - * space during mmap's. - */ -#define TASK_UNMAPPED_BASE (TASK_SIZE / 3) - -/* - * Bit of SR register - * - * FD-bit: - * When it's set, it means the processor doesn't have right to use FPU, - * and it results exception when the floating operation is executed. - * - * IMASK-bit: - * Interrupt level mask - */ -#define SR_FD 0x00008000 -#define SR_DSP 0x00001000 -#define SR_IMASK 0x000000f0 - -/* - * FPU structure and data - */ - -struct sh_fpu_hard_struct { - unsigned long fp_regs[16]; - unsigned long xfp_regs[16]; - unsigned long fpscr; - unsigned long fpul; - - long status; /* software status information */ -}; - -/* Dummy fpu emulator */ -struct sh_fpu_soft_struct { - unsigned long fp_regs[16]; - unsigned long xfp_regs[16]; - unsigned long fpscr; - unsigned long fpul; - - unsigned char lookahead; - unsigned long entry_pc; -}; - -union sh_fpu_union { - struct sh_fpu_hard_struct hard; - struct sh_fpu_soft_struct soft; -}; - -struct thread_struct { - /* Saved registers when thread is descheduled */ - unsigned long sp; - unsigned long pc; - - /* Hardware debugging registers */ - unsigned long ubc_pc; - - /* floating point info */ - union sh_fpu_union fpu; -}; - -typedef struct { - unsigned long seg; -} mm_segment_t; - -/* Count of active tasks with UBC settings */ -extern int ubc_usercnt; +/* Forward decl */ +struct sh_cpuinfo; -#define INIT_THREAD { \ - .sp = sizeof(init_stack) + (long) &init_stack, \ -} - -/* - * Do necessary setup to start up a newly executed thread. - */ -#define start_thread(regs, new_pc, new_sp) \ - set_fs(USER_DS); \ - regs->pr = 0; \ - regs->sr = SR_FD; /* User mode. */ \ - regs->pc = new_pc; \ - regs->regs[15] = new_sp - -/* Forward declaration, a strange C thing */ -struct task_struct; -struct mm_struct; - -/* Free all resources held by a thread. */ -extern void release_thread(struct task_struct *); - -/* Prepare to copy thread state - unlazy all lazy status */ -#define prepare_to_copy(tsk) do { } while (0) - -/* - * create a kernel thread without removing it from tasklists - */ -extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); - -/* Copy and release all segment info associated with a VM */ -#define copy_segments(p, mm) do { } while(0) -#define release_segments(mm) do { } while(0) - -/* - * FPU lazy state save handling. - */ - -static __inline__ void disable_fpu(void) -{ - unsigned long __dummy; - - /* Set FD flag in SR */ - __asm__ __volatile__("stc sr, %0\n\t" - "or %1, %0\n\t" - "ldc %0, sr" - : "=&r" (__dummy) - : "r" (SR_FD)); -} - -static __inline__ void enable_fpu(void) -{ - unsigned long __dummy; - - /* Clear out FD flag in SR */ - __asm__ __volatile__("stc sr, %0\n\t" - "and %1, %0\n\t" - "ldc %0, sr" - : "=&r" (__dummy) - : "r" (~SR_FD)); -} - -static __inline__ void release_fpu(struct pt_regs *regs) -{ - regs->sr |= SR_FD; -} - -static __inline__ void grab_fpu(struct pt_regs *regs) -{ - regs->sr &= ~SR_FD; -} - -extern void save_fpu(struct task_struct *__tsk, struct pt_regs *regs); - -#define unlazy_fpu(tsk, regs) do { \ - if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) { \ - save_fpu(tsk, regs); \ - } \ -} while (0) - -#define clear_fpu(tsk, regs) do { \ - if (test_tsk_thread_flag(tsk, TIF_USEDFPU)) { \ - clear_tsk_thread_flag(tsk, TIF_USEDFPU); \ - release_fpu(regs); \ - } \ -} while (0) - -/* Double presision, NANS as NANS, rounding to nearest, no exceptions */ -#define FPSCR_INIT 0x00080000 - -#define FPSCR_CAUSE_MASK 0x0001f000 /* Cause bits */ -#define FPSCR_FLAG_MASK 0x0000007c /* Flag bits */ - -/* - * Return saved PC of a blocked thread. - */ -#define thread_saved_pc(tsk) (tsk->thread.pc) - -void show_trace(struct task_struct *tsk, unsigned long *sp, - struct pt_regs *regs); -extern unsigned long get_wchan(struct task_struct *p); - -#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) -#define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[15]) - -#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory") -#define cpu_relax() barrier() - -#if defined(CONFIG_CPU_SH2A) || defined(CONFIG_CPU_SH3) || \ - defined(CONFIG_CPU_SH4) -#define PREFETCH_STRIDE L1_CACHE_BYTES -#define ARCH_HAS_PREFETCH -#define ARCH_HAS_PREFETCHW -static inline void prefetch(void *x) -{ - __asm__ __volatile__ ("pref @%0\n\t" : : "r" (x) : "memory"); -} - -#define prefetchw(x) prefetch(x) -#endif +/* arch/sh/kernel/setup.c */ +const char *get_cpu_subtype(struct sh_cpuinfo *c); #ifdef CONFIG_VSYSCALL -extern int vsyscall_init(void); +int vsyscall_init(void); #else #define vsyscall_init() do { } while (0) #endif -/* arch/sh/kernel/setup.c */ -const char *get_cpu_subtype(struct sh_cpuinfo *c); +#endif /* __ASSEMBLY__ */ + +#ifdef CONFIG_SUPERH32 +# include "processor_32.h" +#else +# include "processor_64.h" +#endif -#endif /* __KERNEL__ */ #endif /* __ASM_SH_PROCESSOR_H */ diff --git a/include/asm-sh/processor_32.h b/include/asm-sh/processor_32.h new file mode 100644 index 0000000..a7edaa1 --- /dev/null +++ b/include/asm-sh/processor_32.h @@ -0,0 +1,215 @@ +/* + * include/asm-sh/processor.h + * + * Copyright (C) 1999, 2000 Niibe Yutaka + * Copyright (C) 2002, 2003 Paul Mundt + */ + +#ifndef __ASM_SH_PROCESSOR_32_H +#define __ASM_SH_PROCESSOR_32_H +#ifdef __KERNEL__ + +#include <linux/compiler.h> +#include <asm/page.h> +#include <asm/types.h> +#include <asm/cache.h> +#include <asm/ptrace.h> + +/* + * Default implementation of macro that returns current + * instruction pointer ("program counter"). + */ +#define current_text_addr() ({ void *pc; __asm__("mova 1f, %0\n1:":"=z" (pc)); pc; }) + +/* Core Processor Version Register */ +#define CCN_PVR 0xff000030 +#define CCN_CVR 0xff000040 +#define CCN_PRR 0xff000044 + +struct sh_cpuinfo { + unsigned int type; + unsigned long loops_per_jiffy; + unsigned long asid_cache; + + struct cache_info icache; /* Primary I-cache */ + struct cache_info dcache; /* Primary D-cache */ + struct cache_info scache; /* Secondary cache */ + + unsigned long flags; +} __attribute__ ((aligned(L1_CACHE_BYTES))); + +extern struct sh_cpuinfo cpu_data[]; +#define boot_cpu_data cpu_data[0] +#define current_cpu_data cpu_data[smp_processor_id()] +#define raw_current_cpu_data cpu_data[raw_smp_processor_id()] + +/* + * User space process size: 2GB. + * + * Since SH7709 and SH7750 have "area 7", we can't use 0x7c000000--0x7fffffff + */ +#define TASK_SIZE 0x7c000000UL + +/* This decides where the kernel will search for a free chunk of vm + * space during mmap's. + */ +#define TASK_UNMAPPED_BASE (TASK_SIZE / 3) + +/* + * Bit of SR register + * + * FD-bit: + * When it's set, it means the processor doesn't have right to use FPU, + * and it results exception when the floating operation is executed. + * + * IMASK-bit: + * Interrupt level mask + */ +#define SR_DSP 0x00001000 +#define SR_IMASK 0x000000f0 + +/* + * FPU structure and data + */ + +struct sh_fpu_hard_struct { + unsigned long fp_regs[16]; + unsigned long xfp_regs[16]; + unsigned long fpscr; + unsigned long fpul; + + long status; /* software status information */ +}; + +/* Dummy fpu emulator */ +struct sh_fpu_soft_struct { + unsigned long fp_regs[16]; + unsigned long xfp_regs[16]; + unsigned long fpscr; + unsigned long fpul; + + unsigned char lookahead; + unsigned long entry_pc; +}; + +union sh_fpu_union { + struct sh_fpu_hard_struct hard; + struct sh_fpu_soft_struct soft; +}; + +struct thread_struct { + /* Saved registers when thread is descheduled */ + unsigned long sp; + unsigned long pc; + + /* Hardware debugging registers */ + unsigned long ubc_pc; + + /* floating point info */ + union sh_fpu_union fpu; +}; + +typedef struct { + unsigned long seg; +} mm_segment_t; + +/* Count of active tasks with UBC settings */ +extern int ubc_usercnt; + +#define INIT_THREAD { \ + .sp = sizeof(init_stack) + (long) &init_stack, \ +} + +/* + * Do necessary setup to start up a newly executed thread. + */ +#define start_thread(regs, new_pc, new_sp) \ + set_fs(USER_DS); \ + regs->pr = 0; \ + regs->sr = SR_FD; /* User mode. */ \ + regs->pc = new_pc; \ + regs->regs[15] = new_sp + +/* Forward declaration, a strange C thing */ +struct task_struct; +struct mm_struct; + +/* Free all resources held by a thread. */ +extern void release_thread(struct task_struct *); + +/* Prepare to copy thread state - unlazy all lazy status */ +#define prepare_to_copy(tsk) do { } while (0) + +/* + * create a kernel thread without removing it from tasklists + */ +extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); + +/* Copy and release all segment info associated with a VM */ +#define copy_segments(p, mm) do { } while(0) +#define release_segments(mm) do { } while(0) + +/* + * FPU lazy state save handling. + */ + +static __inline__ void disable_fpu(void) +{ + unsigned long __dummy; + + /* Set FD flag in SR */ + __asm__ __volatile__("stc sr, %0\n\t" + "or %1, %0\n\t" + "ldc %0, sr" + : "=&r" (__dummy) + : "r" (SR_FD)); +} + +static __inline__ void enable_fpu(void) +{ + unsigned long __dummy; + + /* Clear out FD flag in SR */ + __asm__ __volatile__("stc sr, %0\n\t" + "and %1, %0\n\t" + "ldc %0, sr" + : "=&r" (__dummy) + : "r" (~SR_FD)); +} + +/* Double presision, NANS as NANS, rounding to nearest, no exceptions */ +#define FPSCR_INIT 0x00080000 + +#define FPSCR_CAUSE_MASK 0x0001f000 /* Cause bits */ +#define FPSCR_FLAG_MASK 0x0000007c /* Flag bits */ + +/* + * Return saved PC of a blocked thread. + */ +#define thread_saved_pc(tsk) (tsk->thread.pc) + +void show_trace(struct task_struct *tsk, unsigned long *sp, + struct pt_regs *regs); +extern unsigned long get_wchan(struct task_struct *p); + +#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) +#define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[15]) + +#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory") +#define cpu_relax() barrier() + +#if defined(CONFIG_CPU_SH2A) || defined(CONFIG_CPU_SH3) || \ + defined(CONFIG_CPU_SH4) +#define PREFETCH_STRIDE L1_CACHE_BYTES +#define ARCH_HAS_PREFETCH +#define ARCH_HAS_PREFETCHW +static inline void prefetch(void *x) +{ + __asm__ __volatile__ ("pref @%0\n\t" : : "r" (x) : "memory"); +} + +#define prefetchw(x) prefetch(x) +#endif + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_PROCESSOR_32_H */ diff --git a/include/asm-sh64/processor.h b/include/asm-sh/processor_64.h index eb2bee4..99c22b1 100644 --- a/include/asm-sh64/processor.h +++ b/include/asm-sh/processor_64.h @@ -1,28 +1,25 @@ -#ifndef __ASM_SH64_PROCESSOR_H -#define __ASM_SH64_PROCESSOR_H +#ifndef __ASM_SH_PROCESSOR_64_H +#define __ASM_SH_PROCESSOR_64_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/processor.h + * include/asm-sh/processor_64.h * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 Paul Mundt * Copyright (C) 2004 Richard Curnow * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - -#include <asm/page.h> - #ifndef __ASSEMBLY__ +#include <linux/compiler.h> +#include <asm/page.h> #include <asm/types.h> #include <asm/cache.h> -#include <asm/registers.h> -#include <linux/threads.h> -#include <linux/compiler.h> +#include <asm/ptrace.h> +#include <asm/cpu/registers.h> /* * Default implementation of macro that returns current @@ -40,15 +37,6 @@ __asm__("gettr tr0, %1\n\t" \ pc; }) /* - * CPU type and hardware bug flags. Kept separately for each CPU. - */ -enum cpu_type { - CPU_SH5_101, - CPU_SH5_103, - CPU_SH_NONE -}; - -/* * TLB information structure * * Defined for both I and D tlb, per-processor. @@ -67,28 +55,26 @@ struct tlb_info { struct sh_cpuinfo { enum cpu_type type; unsigned long loops_per_jiffy; + unsigned long asid_cache; - char hard_math; - - unsigned long *pgd_quick; - unsigned long *pmd_quick; - unsigned long *pte_quick; - unsigned long pgtable_cache_sz; unsigned int cpu_clock, master_clock, bus_clock, module_clock; /* Cache info */ struct cache_info icache; struct cache_info dcache; + struct cache_info scache; /* TLB info */ struct tlb_info itlb; struct tlb_info dtlb; -}; -extern struct sh_cpuinfo boot_cpu_data; + unsigned long flags; +}; -#define cpu_data (&boot_cpu_data) -#define current_cpu_data boot_cpu_data +extern struct sh_cpuinfo cpu_data[]; +#define boot_cpu_data cpu_data[0] +#define current_cpu_data cpu_data[smp_processor_id()] +#define raw_current_cpu_data cpu_data[raw_smp_processor_id()] #endif @@ -116,8 +102,6 @@ extern struct sh_cpuinfo boot_cpu_data; * Single step bit * */ -#define SR_FD 0x00008000 - #if defined(CONFIG_SH64_SR_WATCH) #define SR_MMU 0x84000000 #else @@ -178,6 +162,10 @@ struct thread_struct { union sh_fpu_union fpu; }; +typedef struct { + unsigned long seg; +} mm_segment_t; + #define INIT_MMAP \ { &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL } @@ -200,12 +188,12 @@ extern struct pt_regs fake_swapper_regs; */ #define SR_USER (SR_MMU | SR_FD) -#define start_thread(regs, new_pc, new_sp) \ - set_fs(USER_DS); \ - regs->sr = SR_USER; /* User mode. */ \ +#define start_thread(regs, new_pc, new_sp) \ + set_fs(USER_DS); \ + regs->sr = SR_USER; /* User mode. */ \ regs->pc = new_pc - 4; /* Compensate syscall exit */ \ regs->pc |= 1; /* Set SHmedia ! */ \ - regs->regs[18] = 0; \ + regs->regs[18] = 0; \ regs->regs[15] = new_sp /* Forward declaration, a strange C thing */ @@ -229,7 +217,7 @@ extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); * FPU lazy state save handling. */ -static inline void release_fpu(void) +static inline void disable_fpu(void) { unsigned long long __dummy; @@ -241,7 +229,7 @@ static inline void release_fpu(void) : "r" (SR_FD)); } -static inline void grab_fpu(void) +static inline void enable_fpu(void) { unsigned long long __dummy; @@ -262,11 +250,12 @@ static inline void grab_fpu(void) #define FPSCR_INIT 0x00000000 #endif -/* Save the current FP regs */ -void fpsave(struct sh_fpu_hard_struct *fpregs); - +#ifdef CONFIG_SH_FPU /* Initialise the FP state of a task */ void fpinit(struct sh_fpu_hard_struct *fpregs); +#else +#define fpinit(fpregs) do { } while (0) +#endif extern struct task_struct *last_task_used_math; @@ -283,5 +272,4 @@ extern unsigned long get_wchan(struct task_struct *p); #define cpu_relax() barrier() #endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH64_PROCESSOR_H */ - +#endif /* __ASM_SH_PROCESSOR_64_H */ diff --git a/include/asm-sh/ptrace.h b/include/asm-sh/ptrace.h index b9789c8..8d6c92b 100644 --- a/include/asm-sh/ptrace.h +++ b/include/asm-sh/ptrace.h @@ -5,7 +5,16 @@ * Copyright (C) 1999, 2000 Niibe Yutaka * */ - +#if defined(__SH5__) || defined(CONFIG_SUPERH64) +struct pt_regs { + unsigned long long pc; + unsigned long long sr; + unsigned long long syscall_nr; + unsigned long long regs[63]; + unsigned long long tregs[8]; + unsigned long long pad[2]; +}; +#else /* * GCC defines register number like this: * ----------------------------- @@ -28,7 +37,7 @@ #define REG_PR 17 #define REG_SR 18 -#define REG_GBR 19 +#define REG_GBR 19 #define REG_MACH 20 #define REG_MACL 21 @@ -80,10 +89,14 @@ struct pt_dspregs { #define PTRACE_GETDSPREGS 55 #define PTRACE_SETDSPREGS 56 +#endif #ifdef __KERNEL__ -#define user_mode(regs) (((regs)->sr & 0x40000000)==0) -#define instruction_pointer(regs) ((regs)->pc) +#include <asm/addrspace.h> + +#define user_mode(regs) (((regs)->sr & 0x40000000)==0) +#define instruction_pointer(regs) ((unsigned long)(regs)->pc) + extern void show_regs(struct pt_regs *); #ifdef CONFIG_SH_DSP @@ -100,10 +113,13 @@ static inline unsigned long profile_pc(struct pt_regs *regs) { unsigned long pc = instruction_pointer(regs); - if (pc >= 0xa0000000UL && pc < 0xc0000000UL) +#ifdef P2SEG + if (pc >= P2SEG && pc < P3SEG) pc -= 0x20000000; +#endif + return pc; } -#endif +#endif /* __KERNEL__ */ #endif /* __ASM_SH_PTRACE_H */ diff --git a/include/asm-sh/r7780rp.h b/include/asm-sh/r7780rp.h index de37f93..bdecea0 100644 --- a/include/asm-sh/r7780rp.h +++ b/include/asm-sh/r7780rp.h @@ -121,21 +121,6 @@ #define IRLCNTR1 (PA_BCR + 0) /* Interrupt Control Register1 */ -#define IRQ_PCISLOT1 0 /* PCI Slot #1 IRQ */ -#define IRQ_PCISLOT2 1 /* PCI Slot #2 IRQ */ -#define IRQ_PCISLOT3 2 /* PCI Slot #3 IRQ */ -#define IRQ_PCISLOT4 3 /* PCI Slot #4 IRQ */ -#define IRQ_CFINST 5 /* CF Card Insert IRQ */ -#define IRQ_M66596 6 /* M66596 IRQ */ -#define IRQ_SDCARD 7 /* SD Card IRQ */ -#define IRQ_TUCHPANEL 8 /* Touch Panel IRQ */ -#define IRQ_SCI 9 /* SCI IRQ */ -#define IRQ_2SERIAL 10 /* Serial IRQ */ -#define IRQ_EXTENTION 11 /* EXTn IRQ */ -#define IRQ_ONETH 12 /* On board Ethernet IRQ */ -#define IRQ_PSW 13 /* Push Switch IRQ */ -#define IRQ_ZIGBEE 14 /* Ziggbee IO IRQ */ - #define IVDR_CK_ON 8 /* iVDR Clock ON */ #elif defined(CONFIG_SH_R7785RP) @@ -192,13 +177,19 @@ #define IRQ_AX88796 (HL_FPGA_IRQ_BASE + 0) #define IRQ_CF (HL_FPGA_IRQ_BASE + 1) -#ifndef IRQ_PSW #define IRQ_PSW (HL_FPGA_IRQ_BASE + 2) -#endif -#define IRQ_EXT1 (HL_FPGA_IRQ_BASE + 3) -#define IRQ_EXT4 (HL_FPGA_IRQ_BASE + 4) - -void make_r7780rp_irq(unsigned int irq); +#define IRQ_EXT0 (HL_FPGA_IRQ_BASE + 3) +#define IRQ_EXT1 (HL_FPGA_IRQ_BASE + 4) +#define IRQ_EXT2 (HL_FPGA_IRQ_BASE + 5) +#define IRQ_EXT3 (HL_FPGA_IRQ_BASE + 6) +#define IRQ_EXT4 (HL_FPGA_IRQ_BASE + 7) +#define IRQ_EXT5 (HL_FPGA_IRQ_BASE + 8) +#define IRQ_EXT6 (HL_FPGA_IRQ_BASE + 9) +#define IRQ_EXT7 (HL_FPGA_IRQ_BASE + 10) +#define IRQ_SMBUS (HL_FPGA_IRQ_BASE + 11) +#define IRQ_TP (HL_FPGA_IRQ_BASE + 12) +#define IRQ_RTC (HL_FPGA_IRQ_BASE + 13) +#define IRQ_TH_ALERT (HL_FPGA_IRQ_BASE + 14) unsigned char *highlander_init_irq_r7780mp(void); unsigned char *highlander_init_irq_r7780rp(void); diff --git a/include/asm-sh/rtc.h b/include/asm-sh/rtc.h index 858da99..ec45ba8 100644 --- a/include/asm-sh/rtc.h +++ b/include/asm-sh/rtc.h @@ -11,4 +11,6 @@ struct sh_rtc_platform_info { unsigned long capabilities; }; +#include <asm/cpu/rtc.h> + #endif /* _ASM_RTC_H */ diff --git a/include/asm-sh/scatterlist.h b/include/asm-sh/scatterlist.h index a7d0d18..2084d03 100644 --- a/include/asm-sh/scatterlist.h +++ b/include/asm-sh/scatterlist.h @@ -13,7 +13,7 @@ struct scatterlist { unsigned int length; }; -#define ISA_DMA_THRESHOLD (0x1fffffff) +#define ISA_DMA_THRESHOLD PHYS_ADDR_MASK /* These macros should be used after a pci_map_sg call has been done * to get bus addresses of each of the SG entries and their lengths. diff --git a/include/asm-sh/sdk7780.h b/include/asm-sh/sdk7780.h new file mode 100644 index 0000000..697dc86 --- /dev/null +++ b/include/asm-sh/sdk7780.h @@ -0,0 +1,81 @@ +#ifndef __ASM_SH_RENESAS_SDK7780_H +#define __ASM_SH_RENESAS_SDK7780_H + +/* + * linux/include/asm-sh/sdk7780.h + * + * Renesas Solutions SH7780 SDK Support + * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <asm/addrspace.h> + +/* Box specific addresses. */ +#define SE_AREA0_WIDTH 4 /* Area0: 32bit */ +#define PA_ROM 0xa0000000 /* EPROM */ +#define PA_ROM_SIZE 0x00400000 /* EPROM size 4M byte */ +#define PA_FROM 0xa0800000 /* Flash-ROM */ +#define PA_FROM_SIZE 0x00400000 /* Flash-ROM size 4M byte */ +#define PA_EXT1 0xa4000000 +#define PA_EXT1_SIZE 0x04000000 +#define PA_SDRAM 0xa8000000 /* DDR-SDRAM(Area2/3) 128MB */ +#define PA_SDRAM_SIZE 0x08000000 + +#define PA_EXT4 0xb0000000 +#define PA_EXT4_SIZE 0x04000000 +#define PA_EXT_USER PA_EXT4 /* User Expansion Space */ + +#define PA_PERIPHERAL PA_AREA5_IO + +/* SRAM/Reserved */ +#define PA_RESERVED (PA_PERIPHERAL + 0) +/* FPGA base address */ +#define PA_FPGA (PA_PERIPHERAL + 0x01000000) +/* SMC LAN91C111 */ +#define PA_LAN (PA_PERIPHERAL + 0x01800000) + + +#define FPGA_SRSTR (PA_FPGA + 0x000) /* System reset */ +#define FPGA_IRQ0SR (PA_FPGA + 0x010) /* IRQ0 status */ +#define FPGA_IRQ0MR (PA_FPGA + 0x020) /* IRQ0 mask */ +#define FPGA_BDMR (PA_FPGA + 0x030) /* Board operating mode */ +#define FPGA_INTT0PRTR (PA_FPGA + 0x040) /* Interrupt test mode0 port */ +#define FPGA_INTT0SELR (PA_FPGA + 0x050) /* Int. test mode0 select */ +#define FPGA_INTT1POLR (PA_FPGA + 0x060) /* Int. test mode0 polarity */ +#define FPGA_NMIR (PA_FPGA + 0x070) /* NMI source */ +#define FPGA_NMIMR (PA_FPGA + 0x080) /* NMI mask */ +#define FPGA_IRQR (PA_FPGA + 0x090) /* IRQX source */ +#define FPGA_IRQMR (PA_FPGA + 0x0A0) /* IRQX mask */ +#define FPGA_SLEDR (PA_FPGA + 0x0B0) /* LED control */ +#define PA_LED FPGA_SLEDR +#define FPGA_MAPSWR (PA_FPGA + 0x0C0) /* Map switch */ +#define FPGA_FPVERR (PA_FPGA + 0x0D0) /* FPGA version */ +#define FPGA_FPDATER (PA_FPGA + 0x0E0) /* FPGA date */ +#define FPGA_RSE (PA_FPGA + 0x100) /* Reset source */ +#define FPGA_EASR (PA_FPGA + 0x110) /* External area select */ +#define FPGA_SPER (PA_FPGA + 0x120) /* Serial port enable */ +#define FPGA_IMSR (PA_FPGA + 0x130) /* Interrupt mode select */ +#define FPGA_PCIMR (PA_FPGA + 0x140) /* PCI Mode */ +#define FPGA_DIPSWMR (PA_FPGA + 0x150) /* DIPSW monitor */ +#define FPGA_FPODR (PA_FPGA + 0x160) /* Output port data */ +#define FPGA_ATAESR (PA_FPGA + 0x170) /* ATA extended bus status */ +#define FPGA_IRQPOLR (PA_FPGA + 0x180) /* IRQx polarity */ + + +#define SDK7780_NR_IRL 15 +/* IDE/ATA interrupt */ +#define IRQ_CFCARD 14 +/* SMC interrupt */ +#define IRQ_ETHERNET 6 + + +/* arch/sh/boards/renesas/sdk7780/irq.c */ +void init_sdk7780_IRQ(void); + +#define __IO_PREFIX sdk7780 +#include <asm/io_generic.h> + +#endif /* __ASM_SH_RENESAS_SDK7780_H */ diff --git a/include/asm-sh/sections.h b/include/asm-sh/sections.h index bd9cbc9..8f8f4ad 100644 --- a/include/asm-sh/sections.h +++ b/include/asm-sh/sections.h @@ -4,6 +4,7 @@ #include <asm-generic/sections.h> extern long __machvec_start, __machvec_end; +extern char __uncached_start, __uncached_end; extern char _ebss[]; #endif /* __ASM_SH_SECTIONS_H */ diff --git a/include/asm-sh/sigcontext.h b/include/asm-sh/sigcontext.h index eb8effb..8ce1435 100644 --- a/include/asm-sh/sigcontext.h +++ b/include/asm-sh/sigcontext.h @@ -4,6 +4,18 @@ struct sigcontext { unsigned long oldmask; +#if defined(__SH5__) || defined(CONFIG_CPU_SH5) + /* CPU registers */ + unsigned long long sc_regs[63]; + unsigned long long sc_tregs[8]; + unsigned long long sc_pc; + unsigned long long sc_sr; + + /* FPU registers */ + unsigned long long sc_fpregs[32]; + unsigned int sc_fpscr; + unsigned int sc_fpvalid; +#else /* CPU registers */ unsigned long sc_regs[16]; unsigned long sc_pc; @@ -13,7 +25,8 @@ struct sigcontext { unsigned long sc_mach; unsigned long sc_macl; -#if defined(__SH4__) || defined(CONFIG_CPU_SH4) +#if defined(__SH4__) || defined(CONFIG_CPU_SH4) || \ + defined(__SH2A__) || defined(CONFIG_CPU_SH2A) /* FPU registers */ unsigned long sc_fpregs[16]; unsigned long sc_xfpregs[16]; @@ -21,6 +34,7 @@ struct sigcontext { unsigned int sc_fpul; unsigned int sc_ownedfp; #endif +#endif }; #endif /* __ASM_SH_SIGCONTEXT_H */ diff --git a/include/asm-sh/spi.h b/include/asm-sh/spi.h new file mode 100644 index 0000000..e96f5b0 --- /dev/null +++ b/include/asm-sh/spi.h @@ -0,0 +1,13 @@ +#ifndef __ASM_SPI_H__ +#define __ASM_SPI_H__ + +struct sh_spi_info; + +struct sh_spi_info { + int bus_num; + int num_chipselect; + + void (*chip_select)(struct sh_spi_info *spi, int cs, int state); +}; + +#endif /* __ASM_SPI_H__ */ diff --git a/include/asm-sh/stat.h b/include/asm-sh/stat.h index 6d6ad26..e1810cc 100644 --- a/include/asm-sh/stat.h +++ b/include/asm-sh/stat.h @@ -15,6 +15,66 @@ struct __old_kernel_stat { unsigned long st_ctime; }; +#if defined(__SH5__) || defined(CONFIG_CPU_SH5) +struct stat { + unsigned short st_dev; + unsigned short __pad1; + unsigned long st_ino; + unsigned short st_mode; + unsigned short st_nlink; + unsigned short st_uid; + unsigned short st_gid; + unsigned short st_rdev; + unsigned short __pad2; + unsigned long st_size; + unsigned long st_blksize; + unsigned long st_blocks; + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; + unsigned long __unused4; + unsigned long __unused5; +}; + +/* This matches struct stat64 in glibc2.1, hence the absolutely + * insane amounts of padding around dev_t's. + */ +struct stat64 { + unsigned short st_dev; + unsigned char __pad0[10]; + + unsigned long st_ino; + unsigned int st_mode; + unsigned int st_nlink; + + unsigned long st_uid; + unsigned long st_gid; + + unsigned short st_rdev; + unsigned char __pad3[10]; + + long long st_size; + unsigned long st_blksize; + + unsigned long st_blocks; /* Number 512-byte blocks allocated. */ + unsigned long __pad4; /* future possible st_blocks high bits */ + + unsigned long st_atime; + unsigned long st_atime_nsec; + + unsigned long st_mtime; + unsigned long st_mtime_nsec; + + unsigned long st_ctime; + unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ + + unsigned long __unused1; + unsigned long __unused2; +}; +#else struct stat { unsigned long st_dev; unsigned long st_ino; @@ -67,11 +127,12 @@ struct stat64 { unsigned long st_mtime_nsec; unsigned long st_ctime; - unsigned long st_ctime_nsec; + unsigned long st_ctime_nsec; unsigned long long st_ino; }; #define STAT_HAVE_NSEC 1 +#endif #endif /* __ASM_SH_STAT_H */ diff --git a/include/asm-sh/string.h b/include/asm-sh/string.h index 55f8db6..8c1ea21d 100644 --- a/include/asm-sh/string.h +++ b/include/asm-sh/string.h @@ -1,131 +1,5 @@ -#ifndef __ASM_SH_STRING_H -#define __ASM_SH_STRING_H - -#ifdef __KERNEL__ - -/* - * Copyright (C) 1999 Niibe Yutaka - * But consider these trivial functions to be public domain. - */ - -#define __HAVE_ARCH_STRCPY -static inline char *strcpy(char *__dest, const char *__src) -{ - register char *__xdest = __dest; - unsigned long __dummy; - - __asm__ __volatile__("1:\n\t" - "mov.b @%1+, %2\n\t" - "mov.b %2, @%0\n\t" - "cmp/eq #0, %2\n\t" - "bf/s 1b\n\t" - " add #1, %0\n\t" - : "=r" (__dest), "=r" (__src), "=&z" (__dummy) - : "0" (__dest), "1" (__src) - : "memory", "t"); - - return __xdest; -} - -#define __HAVE_ARCH_STRNCPY -static inline char *strncpy(char *__dest, const char *__src, size_t __n) -{ - register char *__xdest = __dest; - unsigned long __dummy; - - if (__n == 0) - return __xdest; - - __asm__ __volatile__( - "1:\n" - "mov.b @%1+, %2\n\t" - "mov.b %2, @%0\n\t" - "cmp/eq #0, %2\n\t" - "bt/s 2f\n\t" - " cmp/eq %5,%1\n\t" - "bf/s 1b\n\t" - " add #1, %0\n" - "2:" - : "=r" (__dest), "=r" (__src), "=&z" (__dummy) - : "0" (__dest), "1" (__src), "r" (__src+__n) - : "memory", "t"); - - return __xdest; -} - -#define __HAVE_ARCH_STRCMP -static inline int strcmp(const char *__cs, const char *__ct) -{ - register int __res; - unsigned long __dummy; - - __asm__ __volatile__( - "mov.b @%1+, %3\n" - "1:\n\t" - "mov.b @%0+, %2\n\t" - "cmp/eq #0, %3\n\t" - "bt 2f\n\t" - "cmp/eq %2, %3\n\t" - "bt/s 1b\n\t" - " mov.b @%1+, %3\n\t" - "add #-2, %1\n\t" - "mov.b @%1, %3\n\t" - "sub %3, %2\n" - "2:" - : "=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy) - : "0" (__cs), "1" (__ct) - : "t"); - - return __res; -} - -#define __HAVE_ARCH_STRNCMP -static inline int strncmp(const char *__cs, const char *__ct, size_t __n) -{ - register int __res; - unsigned long __dummy; - - if (__n == 0) - return 0; - - __asm__ __volatile__( - "mov.b @%1+, %3\n" - "1:\n\t" - "mov.b @%0+, %2\n\t" - "cmp/eq %6, %0\n\t" - "bt/s 2f\n\t" - " cmp/eq #0, %3\n\t" - "bt/s 3f\n\t" - " cmp/eq %3, %2\n\t" - "bt/s 1b\n\t" - " mov.b @%1+, %3\n\t" - "add #-2, %1\n\t" - "mov.b @%1, %3\n" - "2:\n\t" - "sub %3, %2\n" - "3:" - :"=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy) - : "0" (__cs), "1" (__ct), "r" (__cs+__n) - : "t"); - - return __res; -} - -#define __HAVE_ARCH_MEMSET -extern void *memset(void *__s, int __c, size_t __count); - -#define __HAVE_ARCH_MEMCPY -extern void *memcpy(void *__to, __const__ void *__from, size_t __n); - -#define __HAVE_ARCH_MEMMOVE -extern void *memmove(void *__dest, __const__ void *__src, size_t __n); - -#define __HAVE_ARCH_MEMCHR -extern void *memchr(const void *__s, int __c, size_t __n); - -#define __HAVE_ARCH_STRLEN -extern size_t strlen(const char *); - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH_STRING_H */ +#ifdef CONFIG_SUPERH32 +# include "string_32.h" +#else +# include "string_64.h" +#endif diff --git a/include/asm-sh/string_32.h b/include/asm-sh/string_32.h new file mode 100644 index 0000000..55f8db6 --- /dev/null +++ b/include/asm-sh/string_32.h @@ -0,0 +1,131 @@ +#ifndef __ASM_SH_STRING_H +#define __ASM_SH_STRING_H + +#ifdef __KERNEL__ + +/* + * Copyright (C) 1999 Niibe Yutaka + * But consider these trivial functions to be public domain. + */ + +#define __HAVE_ARCH_STRCPY +static inline char *strcpy(char *__dest, const char *__src) +{ + register char *__xdest = __dest; + unsigned long __dummy; + + __asm__ __volatile__("1:\n\t" + "mov.b @%1+, %2\n\t" + "mov.b %2, @%0\n\t" + "cmp/eq #0, %2\n\t" + "bf/s 1b\n\t" + " add #1, %0\n\t" + : "=r" (__dest), "=r" (__src), "=&z" (__dummy) + : "0" (__dest), "1" (__src) + : "memory", "t"); + + return __xdest; +} + +#define __HAVE_ARCH_STRNCPY +static inline char *strncpy(char *__dest, const char *__src, size_t __n) +{ + register char *__xdest = __dest; + unsigned long __dummy; + + if (__n == 0) + return __xdest; + + __asm__ __volatile__( + "1:\n" + "mov.b @%1+, %2\n\t" + "mov.b %2, @%0\n\t" + "cmp/eq #0, %2\n\t" + "bt/s 2f\n\t" + " cmp/eq %5,%1\n\t" + "bf/s 1b\n\t" + " add #1, %0\n" + "2:" + : "=r" (__dest), "=r" (__src), "=&z" (__dummy) + : "0" (__dest), "1" (__src), "r" (__src+__n) + : "memory", "t"); + + return __xdest; +} + +#define __HAVE_ARCH_STRCMP +static inline int strcmp(const char *__cs, const char *__ct) +{ + register int __res; + unsigned long __dummy; + + __asm__ __volatile__( + "mov.b @%1+, %3\n" + "1:\n\t" + "mov.b @%0+, %2\n\t" + "cmp/eq #0, %3\n\t" + "bt 2f\n\t" + "cmp/eq %2, %3\n\t" + "bt/s 1b\n\t" + " mov.b @%1+, %3\n\t" + "add #-2, %1\n\t" + "mov.b @%1, %3\n\t" + "sub %3, %2\n" + "2:" + : "=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy) + : "0" (__cs), "1" (__ct) + : "t"); + + return __res; +} + +#define __HAVE_ARCH_STRNCMP +static inline int strncmp(const char *__cs, const char *__ct, size_t __n) +{ + register int __res; + unsigned long __dummy; + + if (__n == 0) + return 0; + + __asm__ __volatile__( + "mov.b @%1+, %3\n" + "1:\n\t" + "mov.b @%0+, %2\n\t" + "cmp/eq %6, %0\n\t" + "bt/s 2f\n\t" + " cmp/eq #0, %3\n\t" + "bt/s 3f\n\t" + " cmp/eq %3, %2\n\t" + "bt/s 1b\n\t" + " mov.b @%1+, %3\n\t" + "add #-2, %1\n\t" + "mov.b @%1, %3\n" + "2:\n\t" + "sub %3, %2\n" + "3:" + :"=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy) + : "0" (__cs), "1" (__ct), "r" (__cs+__n) + : "t"); + + return __res; +} + +#define __HAVE_ARCH_MEMSET +extern void *memset(void *__s, int __c, size_t __count); + +#define __HAVE_ARCH_MEMCPY +extern void *memcpy(void *__to, __const__ void *__from, size_t __n); + +#define __HAVE_ARCH_MEMMOVE +extern void *memmove(void *__dest, __const__ void *__src, size_t __n); + +#define __HAVE_ARCH_MEMCHR +extern void *memchr(const void *__s, int __c, size_t __n); + +#define __HAVE_ARCH_STRLEN +extern size_t strlen(const char *); + +#endif /* __KERNEL__ */ + +#endif /* __ASM_SH_STRING_H */ diff --git a/include/asm-sh64/string.h b/include/asm-sh/string_64.h index 8a73573..aa1fef2 100644 --- a/include/asm-sh64/string.h +++ b/include/asm-sh/string_64.h @@ -1,21 +1,17 @@ -#ifndef __ASM_SH64_STRING_H -#define __ASM_SH64_STRING_H +#ifndef __ASM_SH_STRING_64_H +#define __ASM_SH_STRING_64_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/string.h + * include/asm-sh/string_64.h * * Copyright (C) 2000, 2001 Paolo Alberelli * - * Empty on purpose. ARCH SH64 ASM libs are out of the current project scope. - * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #define __HAVE_ARCH_MEMCPY - extern void *memcpy(void *dest, const void *src, size_t count); -#endif +#endif /* __ASM_SH_STRING_64_H */ diff --git a/include/asm-sh/system.h b/include/asm-sh/system.h index 4faa2fb..772cd1a 100644 --- a/include/asm-sh/system.h +++ b/include/asm-sh/system.h @@ -12,60 +12,9 @@ #include <asm/types.h> #include <asm/ptrace.h> -struct task_struct *__switch_to(struct task_struct *prev, - struct task_struct *next); +#define AT_VECTOR_SIZE_ARCH 5 /* entries in ARCH_DLINFO */ -#define AT_VECTOR_SIZE_ARCH 1 /* entries in ARCH_DLINFO */ -/* - * switch_to() should switch tasks to task nr n, first - */ - -#define switch_to(prev, next, last) do { \ - struct task_struct *__last; \ - register unsigned long *__ts1 __asm__ ("r1") = &prev->thread.sp; \ - register unsigned long *__ts2 __asm__ ("r2") = &prev->thread.pc; \ - register unsigned long *__ts4 __asm__ ("r4") = (unsigned long *)prev; \ - register unsigned long *__ts5 __asm__ ("r5") = (unsigned long *)next; \ - register unsigned long *__ts6 __asm__ ("r6") = &next->thread.sp; \ - register unsigned long __ts7 __asm__ ("r7") = next->thread.pc; \ - __asm__ __volatile__ (".balign 4\n\t" \ - "stc.l gbr, @-r15\n\t" \ - "sts.l pr, @-r15\n\t" \ - "mov.l r8, @-r15\n\t" \ - "mov.l r9, @-r15\n\t" \ - "mov.l r10, @-r15\n\t" \ - "mov.l r11, @-r15\n\t" \ - "mov.l r12, @-r15\n\t" \ - "mov.l r13, @-r15\n\t" \ - "mov.l r14, @-r15\n\t" \ - "mov.l r15, @r1 ! save SP\n\t" \ - "mov.l @r6, r15 ! change to new stack\n\t" \ - "mova 1f, %0\n\t" \ - "mov.l %0, @r2 ! save PC\n\t" \ - "mov.l 2f, %0\n\t" \ - "jmp @%0 ! call __switch_to\n\t" \ - " lds r7, pr ! with return to new PC\n\t" \ - ".balign 4\n" \ - "2:\n\t" \ - ".long __switch_to\n" \ - "1:\n\t" \ - "mov.l @r15+, r14\n\t" \ - "mov.l @r15+, r13\n\t" \ - "mov.l @r15+, r12\n\t" \ - "mov.l @r15+, r11\n\t" \ - "mov.l @r15+, r10\n\t" \ - "mov.l @r15+, r9\n\t" \ - "mov.l @r15+, r8\n\t" \ - "lds.l @r15+, pr\n\t" \ - "ldc.l @r15+, gbr\n\t" \ - : "=z" (__last) \ - : "r" (__ts1), "r" (__ts2), "r" (__ts4), \ - "r" (__ts5), "r" (__ts6), "r" (__ts7) \ - : "r3", "t"); \ - last = __last; \ -} while (0) - -#ifdef CONFIG_CPU_SH4A +#if defined(CONFIG_CPU_SH4A) || defined(CONFIG_CPU_SH5) #define __icbi() \ { \ unsigned long __addr; \ @@ -91,7 +40,7 @@ struct task_struct *__switch_to(struct task_struct *prev, * Historically we have only done this type of barrier for the MMUCR, but * it's also necessary for the CCR, so we make it generic here instead. */ -#ifdef CONFIG_CPU_SH4A +#if defined(CONFIG_CPU_SH4A) || defined(CONFIG_CPU_SH5) #define mb() __asm__ __volatile__ ("synco": : :"memory") #define rmb() mb() #define wmb() __asm__ __volatile__ ("synco": : :"memory") @@ -119,63 +68,11 @@ struct task_struct *__switch_to(struct task_struct *prev, #define set_mb(var, value) do { (void)xchg(&var, value); } while (0) -/* - * Jump to P2 area. - * When handling TLB or caches, we need to do it from P2 area. - */ -#define jump_to_P2() \ -do { \ - unsigned long __dummy; \ - __asm__ __volatile__( \ - "mov.l 1f, %0\n\t" \ - "or %1, %0\n\t" \ - "jmp @%0\n\t" \ - " nop\n\t" \ - ".balign 4\n" \ - "1: .long 2f\n" \ - "2:" \ - : "=&r" (__dummy) \ - : "r" (0x20000000)); \ -} while (0) - -/* - * Back to P1 area. - */ -#define back_to_P1() \ -do { \ - unsigned long __dummy; \ - ctrl_barrier(); \ - __asm__ __volatile__( \ - "mov.l 1f, %0\n\t" \ - "jmp @%0\n\t" \ - " nop\n\t" \ - ".balign 4\n" \ - "1: .long 2f\n" \ - "2:" \ - : "=&r" (__dummy)); \ -} while (0) - -static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) -{ - unsigned long flags, retval; - - local_irq_save(flags); - retval = *m; - *m = val; - local_irq_restore(flags); - return retval; -} - -static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) -{ - unsigned long flags, retval; - - local_irq_save(flags); - retval = *m; - *m = val & 0xff; - local_irq_restore(flags); - return retval; -} +#ifdef CONFIG_GUSA_RB +#include <asm/cmpxchg-grb.h> +#else +#include <asm/cmpxchg-irq.h> +#endif extern void __xchg_called_with_bad_pointer(void); @@ -202,20 +99,6 @@ extern void __xchg_called_with_bad_pointer(void); #define xchg(ptr,x) \ ((__typeof__(*(ptr)))__xchg((ptr),(unsigned long)(x), sizeof(*(ptr)))) -static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old, - unsigned long new) -{ - __u32 retval; - unsigned long flags; - - local_irq_save(flags); - retval = *m; - if (retval == old) - *m = new; - local_irq_restore(flags); /* implies memory barrier */ - return retval; -} - /* This function doesn't exist, so you'll get a linker error * if something tries to do an invalid cmpxchg(). */ extern void __cmpxchg_called_with_bad_pointer(void); @@ -255,10 +138,14 @@ static inline void *set_exception_table_evt(unsigned int evt, void *handler) */ #ifdef CONFIG_CPU_SH2A extern unsigned int instruction_size(unsigned int insn); -#else +#elif defined(CONFIG_SUPERH32) #define instruction_size(insn) (2) +#else +#define instruction_size(insn) (4) #endif +extern unsigned long cached_to_uncached; + /* XXX * disable hlt during certain critical i/o operations */ @@ -270,13 +157,35 @@ void default_idle(void); void per_cpu_trap_init(void); asmlinkage void break_point_trap(void); -asmlinkage void debug_trap_handler(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); -asmlinkage void bug_trap_handler(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); + +#ifdef CONFIG_SUPERH32 +#define BUILD_TRAP_HANDLER(name) \ +asmlinkage void name##_trap_handler(unsigned long r4, unsigned long r5, \ + unsigned long r6, unsigned long r7, \ + struct pt_regs __regs) + +#define TRAP_HANDLER_DECL \ + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); \ + unsigned int vec = regs->tra; \ + (void)vec; +#else +#define BUILD_TRAP_HANDLER(name) \ +asmlinkage void name##_trap_handler(unsigned int vec, struct pt_regs *regs) +#define TRAP_HANDLER_DECL +#endif + +BUILD_TRAP_HANDLER(address_error); +BUILD_TRAP_HANDLER(debug); +BUILD_TRAP_HANDLER(bug); +BUILD_TRAP_HANDLER(fpu_error); +BUILD_TRAP_HANDLER(fpu_state_restore); #define arch_align_stack(x) (x) +#ifdef CONFIG_SUPERH32 +# include "system_32.h" +#else +# include "system_64.h" +#endif + #endif diff --git a/include/asm-sh/system_32.h b/include/asm-sh/system_32.h new file mode 100644 index 0000000..7ff08d9 --- /dev/null +++ b/include/asm-sh/system_32.h @@ -0,0 +1,99 @@ +#ifndef __ASM_SH_SYSTEM_32_H +#define __ASM_SH_SYSTEM_32_H + +#include <linux/types.h> + +struct task_struct *__switch_to(struct task_struct *prev, + struct task_struct *next); + +/* + * switch_to() should switch tasks to task nr n, first + */ +#define switch_to(prev, next, last) \ +do { \ + register u32 *__ts1 __asm__ ("r1") = (u32 *)&prev->thread.sp; \ + register u32 *__ts2 __asm__ ("r2") = (u32 *)&prev->thread.pc; \ + register u32 *__ts4 __asm__ ("r4") = (u32 *)prev; \ + register u32 *__ts5 __asm__ ("r5") = (u32 *)next; \ + register u32 *__ts6 __asm__ ("r6") = (u32 *)&next->thread.sp; \ + register u32 __ts7 __asm__ ("r7") = next->thread.pc; \ + struct task_struct *__last; \ + \ + __asm__ __volatile__ ( \ + ".balign 4\n\t" \ + "stc.l gbr, @-r15\n\t" \ + "sts.l pr, @-r15\n\t" \ + "mov.l r8, @-r15\n\t" \ + "mov.l r9, @-r15\n\t" \ + "mov.l r10, @-r15\n\t" \ + "mov.l r11, @-r15\n\t" \ + "mov.l r12, @-r15\n\t" \ + "mov.l r13, @-r15\n\t" \ + "mov.l r14, @-r15\n\t" \ + "mov.l r15, @r1\t! save SP\n\t" \ + "mov.l @r6, r15\t! change to new stack\n\t" \ + "mova 1f, %0\n\t" \ + "mov.l %0, @r2\t! save PC\n\t" \ + "mov.l 2f, %0\n\t" \ + "jmp @%0\t! call __switch_to\n\t" \ + " lds r7, pr\t! with return to new PC\n\t" \ + ".balign 4\n" \ + "2:\n\t" \ + ".long __switch_to\n" \ + "1:\n\t" \ + "mov.l @r15+, r14\n\t" \ + "mov.l @r15+, r13\n\t" \ + "mov.l @r15+, r12\n\t" \ + "mov.l @r15+, r11\n\t" \ + "mov.l @r15+, r10\n\t" \ + "mov.l @r15+, r9\n\t" \ + "mov.l @r15+, r8\n\t" \ + "lds.l @r15+, pr\n\t" \ + "ldc.l @r15+, gbr\n\t" \ + : "=z" (__last) \ + : "r" (__ts1), "r" (__ts2), "r" (__ts4), \ + "r" (__ts5), "r" (__ts6), "r" (__ts7) \ + : "r3", "t"); \ + \ + last = __last; \ +} while (0) + +#define __uses_jump_to_uncached __attribute__ ((__section__ (".uncached.text"))) + +/* + * Jump to uncached area. + * When handling TLB or caches, we need to do it from an uncached area. + */ +#define jump_to_uncached() \ +do { \ + unsigned long __dummy; \ + \ + __asm__ __volatile__( \ + "mova 1f, %0\n\t" \ + "add %1, %0\n\t" \ + "jmp @%0\n\t" \ + " nop\n\t" \ + ".balign 4\n" \ + "1:" \ + : "=&z" (__dummy) \ + : "r" (cached_to_uncached)); \ +} while (0) + +/* + * Back to cached area. + */ +#define back_to_cached() \ +do { \ + unsigned long __dummy; \ + ctrl_barrier(); \ + __asm__ __volatile__( \ + "mov.l 1f, %0\n\t" \ + "jmp @%0\n\t" \ + " nop\n\t" \ + ".balign 4\n" \ + "1: .long 2f\n" \ + "2:" \ + : "=&r" (__dummy)); \ +} while (0) + +#endif /* __ASM_SH_SYSTEM_32_H */ diff --git a/include/asm-sh/system_64.h b/include/asm-sh/system_64.h new file mode 100644 index 0000000..943acf5 --- /dev/null +++ b/include/asm-sh/system_64.h @@ -0,0 +1,40 @@ +#ifndef __ASM_SH_SYSTEM_64_H +#define __ASM_SH_SYSTEM_64_H + +/* + * include/asm-sh/system_64.h + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2004 Richard Curnow + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <asm/processor.h> + +/* + * switch_to() should switch tasks to task nr n, first + */ +struct task_struct *sh64_switch_to(struct task_struct *prev, + struct thread_struct *prev_thread, + struct task_struct *next, + struct thread_struct *next_thread); + +#define switch_to(prev,next,last) \ +do { \ + if (last_task_used_math != next) { \ + struct pt_regs *regs = next->thread.uregs; \ + if (regs) regs->sr |= SR_FD; \ + } \ + last = sh64_switch_to(prev, &prev->thread, next, \ + &next->thread); \ +} while (0) + +#define __uses_jump_to_uncached + +#define jump_to_uncached() do { } while (0) +#define back_to_cached() do { } while (0) + +#endif /* __ASM_SH_SYSTEM_64_H */ diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h index 1f7e1de..c6577d3 100644 --- a/include/asm-sh/thread_info.h +++ b/include/asm-sh/thread_info.h @@ -74,8 +74,10 @@ register unsigned long current_stack_pointer asm("r15") __attribute_used__; static inline struct thread_info *current_thread_info(void) { struct thread_info *ti; -#ifdef CONFIG_CPU_HAS_SR_RB - __asm__("stc r7_bank, %0" : "=r" (ti)); +#if defined(CONFIG_SUPERH64) + __asm__ __volatile__ ("getcon cr17, %0" : "=r" (ti)); +#elif defined(CONFIG_CPU_HAS_SR_RB) + __asm__ __volatile__ ("stc r7_bank, %0" : "=r" (ti)); #else unsigned long __dummy; @@ -111,6 +113,7 @@ static inline struct thread_info *current_thread_info(void) #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_RESTORE_SIGMASK 3 /* restore signal mask in do_signal() */ #define TIF_SINGLESTEP 4 /* singlestepping active */ +#define TIF_SYSCALL_AUDIT 5 #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 18 @@ -121,6 +124,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) +#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) #define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_FREEZE (1<<TIF_FREEZE) diff --git a/include/asm-sh/tlb.h b/include/asm-sh/tlb.h index 53d185b..56ad1fb 100644 --- a/include/asm-sh/tlb.h +++ b/include/asm-sh/tlb.h @@ -1,6 +1,12 @@ #ifndef __ASM_SH_TLB_H #define __ASM_SH_TLB_H +#ifdef CONFIG_SUPERH64 +# include "tlb_64.h" +#endif + +#ifndef __ASSEMBLY__ + #define tlb_start_vma(tlb, vma) \ flush_cache_range(vma, vma->vm_start, vma->vm_end) @@ -15,4 +21,6 @@ #define tlb_flush(tlb) flush_tlb_mm((tlb)->mm) #include <asm-generic/tlb.h> -#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __ASM_SH_TLB_H */ diff --git a/include/asm-sh64/tlb.h b/include/asm-sh/tlb_64.h index 4979408..0308e05 100644 --- a/include/asm-sh64/tlb.h +++ b/include/asm-sh/tlb_64.h @@ -1,20 +1,14 @@ /* - * include/asm-sh64/tlb.h + * include/asm-sh/tlb_64.h * * Copyright (C) 2003 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. - * - */ -#ifndef __ASM_SH64_TLB_H -#define __ASM_SH64_TLB_H - -/* - * Note! These are mostly unused, we just need the xTLB_LAST_VAR_UNRESTRICTED - * for head.S! Once this limitation is gone, we can clean the rest of this up. */ +#ifndef __ASM_SH_TLB_64_H +#define __ASM_SH_TLB_64_H /* ITLB defines */ #define ITLB_FIXED 0x00000000 /* First fixed ITLB, see head.S */ @@ -63,30 +57,13 @@ static inline void __flush_tlb_slot(unsigned long long slot) } /* arch/sh64/mm/tlb.c */ -extern int sh64_tlb_init(void); -extern unsigned long long sh64_next_free_dtlb_entry(void); -extern unsigned long long sh64_get_wired_dtlb_entry(void); -extern int sh64_put_wired_dtlb_entry(unsigned long long entry); - -extern void sh64_setup_tlb_slot(unsigned long long config_addr, unsigned long eaddr, unsigned long asid, unsigned long paddr); -extern void sh64_teardown_tlb_slot(unsigned long long config_addr); - -#define tlb_start_vma(tlb, vma) \ - flush_cache_range(vma, vma->vm_start, vma->vm_end) - -#define tlb_end_vma(tlb, vma) \ - flush_tlb_range(vma, vma->vm_start, vma->vm_end) - -#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0) - -/* - * Flush whole TLBs for MM - */ -#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm) - -#include <asm-generic/tlb.h> +int sh64_tlb_init(void); +unsigned long long sh64_next_free_dtlb_entry(void); +unsigned long long sh64_get_wired_dtlb_entry(void); +int sh64_put_wired_dtlb_entry(unsigned long long entry); +void sh64_setup_tlb_slot(unsigned long long config_addr, unsigned long eaddr, + unsigned long asid, unsigned long paddr); +void sh64_teardown_tlb_slot(unsigned long long config_addr); #endif /* __ASSEMBLY__ */ - -#endif /* __ASM_SH64_TLB_H */ - +#endif /* __ASM_SH_TLB_64_H */ diff --git a/include/asm-sh/types.h b/include/asm-sh/types.h index 7ba69d9..a6e1d41 100644 --- a/include/asm-sh/types.h +++ b/include/asm-sh/types.h @@ -52,6 +52,12 @@ typedef unsigned long long u64; typedef u32 dma_addr_t; +#ifdef CONFIG_SUPERH32 +typedef u16 opcode_t; +#else +typedef u32 opcode_t; +#endif + #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ diff --git a/include/asm-sh/uaccess.h b/include/asm-sh/uaccess.h index 77c391f..ff24ce9 100644 --- a/include/asm-sh/uaccess.h +++ b/include/asm-sh/uaccess.h @@ -1,563 +1,5 @@ -/* $Id: uaccess.h,v 1.11 2003/10/13 07:21:20 lethal Exp $ - * - * User space memory access functions - * - * Copyright (C) 1999, 2002 Niibe Yutaka - * Copyright (C) 2003 Paul Mundt - * - * Based on: - * MIPS implementation version 1.15 by - * Copyright (C) 1996, 1997, 1998 by Ralf Baechle - * and i386 version. - */ -#ifndef __ASM_SH_UACCESS_H -#define __ASM_SH_UACCESS_H - -#include <linux/errno.h> -#include <linux/sched.h> - -#define VERIFY_READ 0 -#define VERIFY_WRITE 1 - -/* - * The fs value determines whether argument validity checking should be - * performed or not. If get_fs() == USER_DS, checking is performed, with - * get_fs() == KERNEL_DS, checking is bypassed. - * - * For historical reasons (Data Segment Register?), these macros are misnamed. - */ - -#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) - -#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFUL) -#define USER_DS MAKE_MM_SEG(PAGE_OFFSET) - -#define segment_eq(a,b) ((a).seg == (b).seg) - -#define get_ds() (KERNEL_DS) - -#if !defined(CONFIG_MMU) -/* NOMMU is always true */ -#define __addr_ok(addr) (1) - -static inline mm_segment_t get_fs(void) -{ - return USER_DS; -} - -static inline void set_fs(mm_segment_t s) -{ -} - -/* - * __access_ok: Check if address with size is OK or not. - * - * If we don't have an MMU (or if its disabled) the only thing we really have - * to look out for is if the address resides somewhere outside of what - * available RAM we have. - * - * TODO: This check could probably also stand to be restricted somewhat more.. - * though it still does the Right Thing(tm) for the time being. - */ -static inline int __access_ok(unsigned long addr, unsigned long size) -{ - return ((addr >= memory_start) && ((addr + size) < memory_end)); -} -#else /* CONFIG_MMU */ -#define __addr_ok(addr) \ - ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg)) - -#define get_fs() (current_thread_info()->addr_limit) -#define set_fs(x) (current_thread_info()->addr_limit = (x)) - -/* - * __access_ok: Check if address with size is OK or not. - * - * Uhhuh, this needs 33-bit arithmetic. We have a carry.. - * - * sum := addr + size; carry? --> flag = true; - * if (sum >= addr_limit) flag = true; - */ -static inline int __access_ok(unsigned long addr, unsigned long size) -{ - unsigned long flag, sum; - - __asm__("clrt\n\t" - "addc %3, %1\n\t" - "movt %0\n\t" - "cmp/hi %4, %1\n\t" - "rotcl %0" - :"=&r" (flag), "=r" (sum) - :"1" (addr), "r" (size), - "r" (current_thread_info()->addr_limit.seg) - :"t"); - return flag == 0; - -} -#endif /* CONFIG_MMU */ - -static inline int access_ok(int type, const void __user *p, unsigned long size) -{ - unsigned long addr = (unsigned long)p; - return __access_ok(addr, size); -} - -/* - * Uh, these should become the main single-value transfer routines ... - * They automatically use the right size if we just have the right - * pointer type ... - * - * As SuperH uses the same address space for kernel and user data, we - * can just do these as direct assignments. - * - * Careful to not - * (a) re-use the arguments for side effects (sizeof is ok) - * (b) require any knowledge of processes at this stage - */ -#define put_user(x,ptr) __put_user_check((x),(ptr),sizeof(*(ptr))) -#define get_user(x,ptr) __get_user_check((x),(ptr),sizeof(*(ptr))) - -/* - * The "__xxx" versions do not do address space checking, useful when - * doing multiple accesses to the same area (the user has to do the - * checks by hand with "access_ok()") - */ -#define __put_user(x,ptr) \ - __put_user_nocheck((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr))) -#define __get_user(x,ptr) \ - __get_user_nocheck((x),(ptr),sizeof(*(ptr))) - -struct __large_struct { unsigned long buf[100]; }; -#define __m(x) (*(struct __large_struct __user *)(x)) - -#define __get_user_size(x,ptr,size,retval) \ -do { \ - retval = 0; \ - __chk_user_ptr(ptr); \ - switch (size) { \ - case 1: \ - __get_user_asm(x, ptr, retval, "b"); \ - break; \ - case 2: \ - __get_user_asm(x, ptr, retval, "w"); \ - break; \ - case 4: \ - __get_user_asm(x, ptr, retval, "l"); \ - break; \ - default: \ - __get_user_unknown(); \ - break; \ - } \ -} while (0) - -#define __get_user_nocheck(x,ptr,size) \ -({ \ - long __gu_err, __gu_val; \ - __get_user_size(__gu_val, (ptr), (size), __gu_err); \ - (x) = (__typeof__(*(ptr)))__gu_val; \ - __gu_err; \ -}) - -#ifdef CONFIG_MMU -#define __get_user_check(x,ptr,size) \ -({ \ - long __gu_err, __gu_val; \ - __chk_user_ptr(ptr); \ - switch (size) { \ - case 1: \ - __get_user_1(__gu_val, (ptr), __gu_err); \ - break; \ - case 2: \ - __get_user_2(__gu_val, (ptr), __gu_err); \ - break; \ - case 4: \ - __get_user_4(__gu_val, (ptr), __gu_err); \ - break; \ - default: \ - __get_user_unknown(); \ - break; \ - } \ - \ - (x) = (__typeof__(*(ptr)))__gu_val; \ - __gu_err; \ -}) - -#define __get_user_1(x,addr,err) ({ \ -__asm__("stc r7_bank, %1\n\t" \ - "mov.l @(8,%1), %1\n\t" \ - "and %2, %1\n\t" \ - "cmp/pz %1\n\t" \ - "bt/s 1f\n\t" \ - " mov #0, %0\n\t" \ - "0:\n" \ - "mov #-14, %0\n\t" \ - "bra 2f\n\t" \ - " mov #0, %1\n" \ - "1:\n\t" \ - "mov.b @%2, %1\n\t" \ - "extu.b %1, %1\n" \ - "2:\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 0b\n\t" \ - ".previous" \ - : "=&r" (err), "=&r" (x) \ - : "r" (addr) \ - : "t"); \ -}) - -#define __get_user_2(x,addr,err) ({ \ -__asm__("stc r7_bank, %1\n\t" \ - "mov.l @(8,%1), %1\n\t" \ - "and %2, %1\n\t" \ - "cmp/pz %1\n\t" \ - "bt/s 1f\n\t" \ - " mov #0, %0\n\t" \ - "0:\n" \ - "mov #-14, %0\n\t" \ - "bra 2f\n\t" \ - " mov #0, %1\n" \ - "1:\n\t" \ - "mov.w @%2, %1\n\t" \ - "extu.w %1, %1\n" \ - "2:\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 0b\n\t" \ - ".previous" \ - : "=&r" (err), "=&r" (x) \ - : "r" (addr) \ - : "t"); \ -}) - -#define __get_user_4(x,addr,err) ({ \ -__asm__("stc r7_bank, %1\n\t" \ - "mov.l @(8,%1), %1\n\t" \ - "and %2, %1\n\t" \ - "cmp/pz %1\n\t" \ - "bt/s 1f\n\t" \ - " mov #0, %0\n\t" \ - "0:\n" \ - "mov #-14, %0\n\t" \ - "bra 2f\n\t" \ - " mov #0, %1\n" \ - "1:\n\t" \ - "mov.l @%2, %1\n\t" \ - "2:\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 0b\n\t" \ - ".previous" \ - : "=&r" (err), "=&r" (x) \ - : "r" (addr) \ - : "t"); \ -}) -#else /* CONFIG_MMU */ -#define __get_user_check(x,ptr,size) \ -({ \ - long __gu_err, __gu_val; \ - if (__access_ok((unsigned long)(ptr), (size))) { \ - __get_user_size(__gu_val, (ptr), (size), __gu_err); \ - (x) = (__typeof__(*(ptr)))__gu_val; \ - } else \ - __gu_err = -EFAULT; \ - __gu_err; \ -}) -#endif - -#define __get_user_asm(x, addr, err, insn) \ -({ \ -__asm__ __volatile__( \ - "1:\n\t" \ - "mov." insn " %2, %1\n\t" \ - "mov #0, %0\n" \ - "2:\n" \ - ".section .fixup,\"ax\"\n" \ - "3:\n\t" \ - "mov #0, %1\n\t" \ - "mov.l 4f, %0\n\t" \ - "jmp @%0\n\t" \ - " mov %3, %0\n" \ - "4: .long 2b\n\t" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 3b\n\t" \ - ".previous" \ - :"=&r" (err), "=&r" (x) \ - :"m" (__m(addr)), "i" (-EFAULT)); }) - -extern void __get_user_unknown(void); - -#define __put_user_size(x,ptr,size,retval) \ -do { \ - retval = 0; \ - __chk_user_ptr(ptr); \ - switch (size) { \ - case 1: \ - __put_user_asm(x, ptr, retval, "b"); \ - break; \ - case 2: \ - __put_user_asm(x, ptr, retval, "w"); \ - break; \ - case 4: \ - __put_user_asm(x, ptr, retval, "l"); \ - break; \ - case 8: \ - __put_user_u64(x, ptr, retval); \ - break; \ - default: \ - __put_user_unknown(); \ - } \ -} while (0) - -#define __put_user_nocheck(x,ptr,size) \ -({ \ - long __pu_err; \ - __put_user_size((x),(ptr),(size),__pu_err); \ - __pu_err; \ -}) - -#define __put_user_check(x,ptr,size) \ -({ \ - long __pu_err = -EFAULT; \ - __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ - \ - if (__access_ok((unsigned long)__pu_addr,size)) \ - __put_user_size((x),__pu_addr,(size),__pu_err); \ - __pu_err; \ -}) - -#define __put_user_asm(x, addr, err, insn) \ -({ \ -__asm__ __volatile__( \ - "1:\n\t" \ - "mov." insn " %1, %2\n\t" \ - "mov #0, %0\n" \ - "2:\n" \ - ".section .fixup,\"ax\"\n" \ - "3:\n\t" \ - "nop\n\t" \ - "mov.l 4f, %0\n\t" \ - "jmp @%0\n\t" \ - "mov %3, %0\n" \ - "4: .long 2b\n\t" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 3b\n\t" \ - ".previous" \ - :"=&r" (err) \ - :"r" (x), "m" (__m(addr)), "i" (-EFAULT) \ - :"memory"); }) - -#if defined(__LITTLE_ENDIAN__) -#define __put_user_u64(val,addr,retval) \ -({ \ -__asm__ __volatile__( \ - "1:\n\t" \ - "mov.l %R1,%2\n\t" \ - "mov.l %S1,%T2\n\t" \ - "mov #0,%0\n" \ - "2:\n" \ - ".section .fixup,\"ax\"\n" \ - "3:\n\t" \ - "nop\n\t" \ - "mov.l 4f,%0\n\t" \ - "jmp @%0\n\t" \ - " mov %3,%0\n" \ - "4: .long 2b\n\t" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 3b\n\t" \ - ".previous" \ - : "=r" (retval) \ - : "r" (val), "m" (__m(addr)), "i" (-EFAULT) \ - : "memory"); }) +#ifdef CONFIG_SUPERH32 +# include "uaccess_32.h" #else -#define __put_user_u64(val,addr,retval) \ -({ \ -__asm__ __volatile__( \ - "1:\n\t" \ - "mov.l %S1,%2\n\t" \ - "mov.l %R1,%T2\n\t" \ - "mov #0,%0\n" \ - "2:\n" \ - ".section .fixup,\"ax\"\n" \ - "3:\n\t" \ - "nop\n\t" \ - "mov.l 4f,%0\n\t" \ - "jmp @%0\n\t" \ - " mov %3,%0\n" \ - "4: .long 2b\n\t" \ - ".previous\n" \ - ".section __ex_table,\"a\"\n\t" \ - ".long 1b, 3b\n\t" \ - ".previous" \ - : "=r" (retval) \ - : "r" (val), "m" (__m(addr)), "i" (-EFAULT) \ - : "memory"); }) +# include "uaccess_64.h" #endif - -extern void __put_user_unknown(void); - -/* Generic arbitrary sized copy. */ -/* Return the number of bytes NOT copied */ -__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); - -#define copy_to_user(to,from,n) ({ \ -void *__copy_to = (void *) (to); \ -__kernel_size_t __copy_size = (__kernel_size_t) (n); \ -__kernel_size_t __copy_res; \ -if(__copy_size && __access_ok((unsigned long)__copy_to, __copy_size)) { \ -__copy_res = __copy_user(__copy_to, (void *) (from), __copy_size); \ -} else __copy_res = __copy_size; \ -__copy_res; }) - -#define copy_from_user(to,from,n) ({ \ -void *__copy_to = (void *) (to); \ -void *__copy_from = (void *) (from); \ -__kernel_size_t __copy_size = (__kernel_size_t) (n); \ -__kernel_size_t __copy_res; \ -if(__copy_size && __access_ok((unsigned long)__copy_from, __copy_size)) { \ -__copy_res = __copy_user(__copy_to, __copy_from, __copy_size); \ -} else __copy_res = __copy_size; \ -__copy_res; }) - -static __always_inline unsigned long -__copy_from_user(void *to, const void __user *from, unsigned long n) -{ - return __copy_user(to, (__force void *)from, n); -} - -static __always_inline unsigned long __must_check -__copy_to_user(void __user *to, const void *from, unsigned long n) -{ - return __copy_user((__force void *)to, from, n); -} - -#define __copy_to_user_inatomic __copy_to_user -#define __copy_from_user_inatomic __copy_from_user - -/* - * Clear the area and return remaining number of bytes - * (on failure. Usually it's 0.) - */ -extern __kernel_size_t __clear_user(void *addr, __kernel_size_t size); - -#define clear_user(addr,n) ({ \ -void * __cl_addr = (addr); \ -unsigned long __cl_size = (n); \ -if (__cl_size && __access_ok(((unsigned long)(__cl_addr)), __cl_size)) \ -__cl_size = __clear_user(__cl_addr, __cl_size); \ -__cl_size; }) - -static __inline__ int -__strncpy_from_user(unsigned long __dest, unsigned long __user __src, int __count) -{ - __kernel_size_t res; - unsigned long __dummy, _d, _s; - - __asm__ __volatile__( - "9:\n" - "mov.b @%2+, %1\n\t" - "cmp/eq #0, %1\n\t" - "bt/s 2f\n" - "1:\n" - "mov.b %1, @%3\n\t" - "dt %7\n\t" - "bf/s 9b\n\t" - " add #1, %3\n\t" - "2:\n\t" - "sub %7, %0\n" - "3:\n" - ".section .fixup,\"ax\"\n" - "4:\n\t" - "mov.l 5f, %1\n\t" - "jmp @%1\n\t" - " mov %8, %0\n\t" - ".balign 4\n" - "5: .long 3b\n" - ".previous\n" - ".section __ex_table,\"a\"\n" - " .balign 4\n" - " .long 9b,4b\n" - ".previous" - : "=r" (res), "=&z" (__dummy), "=r" (_s), "=r" (_d) - : "0" (__count), "2" (__src), "3" (__dest), "r" (__count), - "i" (-EFAULT) - : "memory", "t"); - - return res; -} - -#define strncpy_from_user(dest,src,count) ({ \ -unsigned long __sfu_src = (unsigned long) (src); \ -int __sfu_count = (int) (count); \ -long __sfu_res = -EFAULT; \ -if(__access_ok(__sfu_src, __sfu_count)) { \ -__sfu_res = __strncpy_from_user((unsigned long) (dest), __sfu_src, __sfu_count); \ -} __sfu_res; }) - -/* - * Return the size of a string (including the ending 0!) - */ -static __inline__ long __strnlen_user(const char __user *__s, long __n) -{ - unsigned long res; - unsigned long __dummy; - - __asm__ __volatile__( - "9:\n" - "cmp/eq %4, %0\n\t" - "bt 2f\n" - "1:\t" - "mov.b @(%0,%3), %1\n\t" - "tst %1, %1\n\t" - "bf/s 9b\n\t" - " add #1, %0\n" - "2:\n" - ".section .fixup,\"ax\"\n" - "3:\n\t" - "mov.l 4f, %1\n\t" - "jmp @%1\n\t" - " mov #0, %0\n" - ".balign 4\n" - "4: .long 2b\n" - ".previous\n" - ".section __ex_table,\"a\"\n" - " .balign 4\n" - " .long 1b,3b\n" - ".previous" - : "=z" (res), "=&r" (__dummy) - : "0" (0), "r" (__s), "r" (__n) - : "t"); - return res; -} - -static __inline__ long strnlen_user(const char __user *s, long n) -{ - if (!__addr_ok(s)) - return 0; - else - return __strnlen_user(s, n); -} - -#define strlen_user(str) strnlen_user(str, ~0UL >> 1) - -/* - * The exception table consists of pairs of addresses: the first is the - * address of an instruction that is allowed to fault, and the second is - * the address at which the program should continue. No registers are - * modified, so it is entirely up to the continuation code to figure out - * what to do. - * - * All the routines below use bits of fixup code that are out of line - * with the main instruction path. This means when everything is well, - * we don't even have to jump over them. Further, they do not intrude - * on our cache or tlb entries. - */ - -struct exception_table_entry -{ - unsigned long insn, fixup; -}; - -extern int fixup_exception(struct pt_regs *regs); - -#endif /* __ASM_SH_UACCESS_H */ diff --git a/include/asm-sh/uaccess_32.h b/include/asm-sh/uaccess_32.h new file mode 100644 index 0000000..b6082f3 --- /dev/null +++ b/include/asm-sh/uaccess_32.h @@ -0,0 +1,510 @@ +/* $Id: uaccess.h,v 1.11 2003/10/13 07:21:20 lethal Exp $ + * + * User space memory access functions + * + * Copyright (C) 1999, 2002 Niibe Yutaka + * Copyright (C) 2003 Paul Mundt + * + * Based on: + * MIPS implementation version 1.15 by + * Copyright (C) 1996, 1997, 1998 by Ralf Baechle + * and i386 version. + */ +#ifndef __ASM_SH_UACCESS_H +#define __ASM_SH_UACCESS_H + +#include <linux/errno.h> +#include <linux/sched.h> + +#define VERIFY_READ 0 +#define VERIFY_WRITE 1 + +/* + * The fs value determines whether argument validity checking should be + * performed or not. If get_fs() == USER_DS, checking is performed, with + * get_fs() == KERNEL_DS, checking is bypassed. + * + * For historical reasons (Data Segment Register?), these macros are misnamed. + */ + +#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) + +#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFUL) +#define USER_DS MAKE_MM_SEG(PAGE_OFFSET) + +#define segment_eq(a,b) ((a).seg == (b).seg) + +#define get_ds() (KERNEL_DS) + +#if !defined(CONFIG_MMU) +/* NOMMU is always true */ +#define __addr_ok(addr) (1) + +static inline mm_segment_t get_fs(void) +{ + return USER_DS; +} + +static inline void set_fs(mm_segment_t s) +{ +} + +/* + * __access_ok: Check if address with size is OK or not. + * + * If we don't have an MMU (or if its disabled) the only thing we really have + * to look out for is if the address resides somewhere outside of what + * available RAM we have. + * + * TODO: This check could probably also stand to be restricted somewhat more.. + * though it still does the Right Thing(tm) for the time being. + */ +static inline int __access_ok(unsigned long addr, unsigned long size) +{ + return ((addr >= memory_start) && ((addr + size) < memory_end)); +} +#else /* CONFIG_MMU */ +#define __addr_ok(addr) \ + ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg)) + +#define get_fs() (current_thread_info()->addr_limit) +#define set_fs(x) (current_thread_info()->addr_limit = (x)) + +/* + * __access_ok: Check if address with size is OK or not. + * + * Uhhuh, this needs 33-bit arithmetic. We have a carry.. + * + * sum := addr + size; carry? --> flag = true; + * if (sum >= addr_limit) flag = true; + */ +static inline int __access_ok(unsigned long addr, unsigned long size) +{ + unsigned long flag, sum; + + __asm__("clrt\n\t" + "addc %3, %1\n\t" + "movt %0\n\t" + "cmp/hi %4, %1\n\t" + "rotcl %0" + :"=&r" (flag), "=r" (sum) + :"1" (addr), "r" (size), + "r" (current_thread_info()->addr_limit.seg) + :"t"); + return flag == 0; +} +#endif /* CONFIG_MMU */ + +#define access_ok(type, addr, size) \ + (__chk_user_ptr(addr), \ + __access_ok((unsigned long __force)(addr), (size))) + +/* + * Uh, these should become the main single-value transfer routines ... + * They automatically use the right size if we just have the right + * pointer type ... + * + * As SuperH uses the same address space for kernel and user data, we + * can just do these as direct assignments. + * + * Careful to not + * (a) re-use the arguments for side effects (sizeof is ok) + * (b) require any knowledge of processes at this stage + */ +#define put_user(x,ptr) __put_user_check((x), (ptr), sizeof(*(ptr))) +#define get_user(x,ptr) __get_user_check((x), (ptr), sizeof(*(ptr))) + +/* + * The "__xxx" versions do not do address space checking, useful when + * doing multiple accesses to the same area (the user has to do the + * checks by hand with "access_ok()") + */ +#define __put_user(x,ptr) __put_user_nocheck((x), (ptr), sizeof(*(ptr))) +#define __get_user(x,ptr) __get_user_nocheck((x), (ptr), sizeof(*(ptr))) + +struct __large_struct { unsigned long buf[100]; }; +#define __m(x) (*(struct __large_struct __user *)(x)) + +#define __get_user_size(x,ptr,size,retval) \ +do { \ + retval = 0; \ + switch (size) { \ + case 1: \ + __get_user_asm(x, ptr, retval, "b"); \ + break; \ + case 2: \ + __get_user_asm(x, ptr, retval, "w"); \ + break; \ + case 4: \ + __get_user_asm(x, ptr, retval, "l"); \ + break; \ + default: \ + __get_user_unknown(); \ + break; \ + } \ +} while (0) + +#define __get_user_nocheck(x,ptr,size) \ +({ \ + long __gu_err; \ + unsigned long __gu_val; \ + const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ + __chk_user_ptr(ptr); \ + __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + (x) = (__typeof__(*(ptr)))__gu_val; \ + __gu_err; \ +}) + +#define __get_user_check(x,ptr,size) \ +({ \ + long __gu_err = -EFAULT; \ + unsigned long __gu_val = 0; \ + const __typeof__(*(ptr)) *__gu_addr = (ptr); \ + if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \ + __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + (x) = (__typeof__(*(ptr)))__gu_val; \ + __gu_err; \ +}) + +#define __get_user_asm(x, addr, err, insn) \ +({ \ +__asm__ __volatile__( \ + "1:\n\t" \ + "mov." insn " %2, %1\n\t" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3:\n\t" \ + "mov #0, %1\n\t" \ + "mov.l 4f, %0\n\t" \ + "jmp @%0\n\t" \ + " mov %3, %0\n\t" \ + ".balign 4\n" \ + "4: .long 2b\n\t" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n\t" \ + ".long 1b, 3b\n\t" \ + ".previous" \ + :"=&r" (err), "=&r" (x) \ + :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); }) + +extern void __get_user_unknown(void); + +#define __put_user_size(x,ptr,size,retval) \ +do { \ + retval = 0; \ + switch (size) { \ + case 1: \ + __put_user_asm(x, ptr, retval, "b"); \ + break; \ + case 2: \ + __put_user_asm(x, ptr, retval, "w"); \ + break; \ + case 4: \ + __put_user_asm(x, ptr, retval, "l"); \ + break; \ + case 8: \ + __put_user_u64(x, ptr, retval); \ + break; \ + default: \ + __put_user_unknown(); \ + } \ +} while (0) + +#define __put_user_nocheck(x,ptr,size) \ +({ \ + long __pu_err; \ + __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ + __chk_user_ptr(ptr); \ + __put_user_size((x), __pu_addr, (size), __pu_err); \ + __pu_err; \ +}) + +#define __put_user_check(x,ptr,size) \ +({ \ + long __pu_err = -EFAULT; \ + __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ + if (likely(access_ok(VERIFY_WRITE, __pu_addr, size))) \ + __put_user_size((x), __pu_addr, (size), \ + __pu_err); \ + __pu_err; \ +}) + +#define __put_user_asm(x, addr, err, insn) \ +({ \ +__asm__ __volatile__( \ + "1:\n\t" \ + "mov." insn " %1, %2\n\t" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3:\n\t" \ + "mov.l 4f, %0\n\t" \ + "jmp @%0\n\t" \ + " mov %3, %0\n\t" \ + ".balign 4\n" \ + "4: .long 2b\n\t" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n\t" \ + ".long 1b, 3b\n\t" \ + ".previous" \ + :"=&r" (err) \ + :"r" (x), "m" (__m(addr)), "i" (-EFAULT), "0" (err) \ + :"memory"); }) + +#if defined(CONFIG_CPU_LITTLE_ENDIAN) +#define __put_user_u64(val,addr,retval) \ +({ \ +__asm__ __volatile__( \ + "1:\n\t" \ + "mov.l %R1,%2\n\t" \ + "mov.l %S1,%T2\n\t" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3:\n\t" \ + "mov.l 4f,%0\n\t" \ + "jmp @%0\n\t" \ + " mov %3,%0\n\t" \ + ".balign 4\n" \ + "4: .long 2b\n\t" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n\t" \ + ".long 1b, 3b\n\t" \ + ".previous" \ + : "=r" (retval) \ + : "r" (val), "m" (__m(addr)), "i" (-EFAULT), "0" (retval) \ + : "memory"); }) +#else +#define __put_user_u64(val,addr,retval) \ +({ \ +__asm__ __volatile__( \ + "1:\n\t" \ + "mov.l %S1,%2\n\t" \ + "mov.l %R1,%T2\n\t" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3:\n\t" \ + "mov.l 4f,%0\n\t" \ + "jmp @%0\n\t" \ + " mov %3,%0\n\t" \ + ".balign 4\n" \ + "4: .long 2b\n\t" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n\t" \ + ".long 1b, 3b\n\t" \ + ".previous" \ + : "=r" (retval) \ + : "r" (val), "m" (__m(addr)), "i" (-EFAULT), "0" (retval) \ + : "memory"); }) +#endif + +extern void __put_user_unknown(void); + +/* Generic arbitrary sized copy. */ +/* Return the number of bytes NOT copied */ +__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); + +#define copy_to_user(to,from,n) ({ \ +void *__copy_to = (void *) (to); \ +__kernel_size_t __copy_size = (__kernel_size_t) (n); \ +__kernel_size_t __copy_res; \ +if(__copy_size && __access_ok((unsigned long)__copy_to, __copy_size)) { \ +__copy_res = __copy_user(__copy_to, (void *) (from), __copy_size); \ +} else __copy_res = __copy_size; \ +__copy_res; }) + +#define copy_from_user(to,from,n) ({ \ +void *__copy_to = (void *) (to); \ +void *__copy_from = (void *) (from); \ +__kernel_size_t __copy_size = (__kernel_size_t) (n); \ +__kernel_size_t __copy_res; \ +if(__copy_size && __access_ok((unsigned long)__copy_from, __copy_size)) { \ +__copy_res = __copy_user(__copy_to, __copy_from, __copy_size); \ +} else __copy_res = __copy_size; \ +__copy_res; }) + +static __always_inline unsigned long +__copy_from_user(void *to, const void __user *from, unsigned long n) +{ + return __copy_user(to, (__force void *)from, n); +} + +static __always_inline unsigned long __must_check +__copy_to_user(void __user *to, const void *from, unsigned long n) +{ + return __copy_user((__force void *)to, from, n); +} + +#define __copy_to_user_inatomic __copy_to_user +#define __copy_from_user_inatomic __copy_from_user + +/* + * Clear the area and return remaining number of bytes + * (on failure. Usually it's 0.) + */ +extern __kernel_size_t __clear_user(void *addr, __kernel_size_t size); + +#define clear_user(addr,n) ({ \ +void * __cl_addr = (addr); \ +unsigned long __cl_size = (n); \ +if (__cl_size && __access_ok(((unsigned long)(__cl_addr)), __cl_size)) \ +__cl_size = __clear_user(__cl_addr, __cl_size); \ +__cl_size; }) + +static __inline__ int +__strncpy_from_user(unsigned long __dest, unsigned long __user __src, int __count) +{ + __kernel_size_t res; + unsigned long __dummy, _d, _s, _c; + + __asm__ __volatile__( + "9:\n" + "mov.b @%2+, %1\n\t" + "cmp/eq #0, %1\n\t" + "bt/s 2f\n" + "1:\n" + "mov.b %1, @%3\n\t" + "dt %4\n\t" + "bf/s 9b\n\t" + " add #1, %3\n\t" + "2:\n\t" + "sub %4, %0\n" + "3:\n" + ".section .fixup,\"ax\"\n" + "4:\n\t" + "mov.l 5f, %1\n\t" + "jmp @%1\n\t" + " mov %9, %0\n\t" + ".balign 4\n" + "5: .long 3b\n" + ".previous\n" + ".section __ex_table,\"a\"\n" + " .balign 4\n" + " .long 9b,4b\n" + ".previous" + : "=r" (res), "=&z" (__dummy), "=r" (_s), "=r" (_d), "=r"(_c) + : "0" (__count), "2" (__src), "3" (__dest), "4" (__count), + "i" (-EFAULT) + : "memory", "t"); + + return res; +} + +/** + * strncpy_from_user: - Copy a NUL terminated string from userspace. + * @dst: Destination address, in kernel space. This buffer must be at + * least @count bytes long. + * @src: Source address, in user space. + * @count: Maximum number of bytes to copy, including the trailing NUL. + * + * Copies a NUL-terminated string from userspace to kernel space. + * + * On success, returns the length of the string (not including the trailing + * NUL). + * + * If access to userspace fails, returns -EFAULT (some data may have been + * copied). + * + * If @count is smaller than the length of the string, copies @count bytes + * and returns @count. + */ +#define strncpy_from_user(dest,src,count) ({ \ +unsigned long __sfu_src = (unsigned long) (src); \ +int __sfu_count = (int) (count); \ +long __sfu_res = -EFAULT; \ +if(__access_ok(__sfu_src, __sfu_count)) { \ +__sfu_res = __strncpy_from_user((unsigned long) (dest), __sfu_src, __sfu_count); \ +} __sfu_res; }) + +/* + * Return the size of a string (including the ending 0 even when we have + * exceeded the maximum string length). + */ +static __inline__ long __strnlen_user(const char __user *__s, long __n) +{ + unsigned long res; + unsigned long __dummy; + + __asm__ __volatile__( + "1:\t" + "mov.b @(%0,%3), %1\n\t" + "cmp/eq %4, %0\n\t" + "bt/s 2f\n\t" + " add #1, %0\n\t" + "tst %1, %1\n\t" + "bf 1b\n\t" + "2:\n" + ".section .fixup,\"ax\"\n" + "3:\n\t" + "mov.l 4f, %1\n\t" + "jmp @%1\n\t" + " mov #0, %0\n" + ".balign 4\n" + "4: .long 2b\n" + ".previous\n" + ".section __ex_table,\"a\"\n" + " .balign 4\n" + " .long 1b,3b\n" + ".previous" + : "=z" (res), "=&r" (__dummy) + : "0" (0), "r" (__s), "r" (__n) + : "t"); + return res; +} + +/** + * strnlen_user: - Get the size of a string in user space. + * @s: The string to measure. + * @n: The maximum valid length + * + * Context: User context only. This function may sleep. + * + * Get the size of a NUL-terminated string in user space. + * + * Returns the size of the string INCLUDING the terminating NUL. + * On exception, returns 0. + * If the string is too long, returns a value greater than @n. + */ +static __inline__ long strnlen_user(const char __user *s, long n) +{ + if (!__addr_ok(s)) + return 0; + else + return __strnlen_user(s, n); +} + +/** + * strlen_user: - Get the size of a string in user space. + * @str: The string to measure. + * + * Context: User context only. This function may sleep. + * + * Get the size of a NUL-terminated string in user space. + * + * Returns the size of the string INCLUDING the terminating NUL. + * On exception, returns 0. + * + * If there is a limit on the length of a valid string, you may wish to + * consider using strnlen_user() instead. + */ +#define strlen_user(str) strnlen_user(str, ~0UL >> 1) + +/* + * The exception table consists of pairs of addresses: the first is the + * address of an instruction that is allowed to fault, and the second is + * the address at which the program should continue. No registers are + * modified, so it is entirely up to the continuation code to figure out + * what to do. + * + * All the routines below use bits of fixup code that are out of line + * with the main instruction path. This means when everything is well, + * we don't even have to jump over them. Further, they do not intrude + * on our cache or tlb entries. + */ + +struct exception_table_entry +{ + unsigned long insn, fixup; +}; + +extern int fixup_exception(struct pt_regs *regs); + +#endif /* __ASM_SH_UACCESS_H */ diff --git a/include/asm-sh64/uaccess.h b/include/asm-sh/uaccess_64.h index 644c67b..d54ec08 100644 --- a/include/asm-sh64/uaccess.h +++ b/include/asm-sh/uaccess_64.h @@ -1,12 +1,8 @@ -#ifndef __ASM_SH64_UACCESS_H -#define __ASM_SH64_UACCESS_H +#ifndef __ASM_SH_UACCESS_64_H +#define __ASM_SH_UACCESS_64_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/uaccess.h + * include/asm-sh/uaccess_64.h * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003, 2004 Paul Mundt @@ -20,8 +16,10 @@ * Copyright (C) 1996, 1997, 1998 by Ralf Baechle * and i386 version. * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #include <linux/errno.h> #include <linux/sched.h> @@ -297,20 +295,8 @@ struct exception_table_entry #define ARCH_HAS_SEARCH_EXTABLE -/* If gcc inlines memset, it will use st.q instructions. Therefore, we need - kmalloc allocations to be 8-byte aligned. Without this, the alignment - becomes BYTE_PER_WORD i.e. only 4 (since sizeof(long)==sizeof(void*)==4 on - sh64 at the moment). */ -#define ARCH_KMALLOC_MINALIGN 8 - -/* - * We want 8-byte alignment for the slab caches as well, otherwise we have - * the same BYTES_PER_WORD (sizeof(void *)) min align in kmem_cache_create(). - */ -#define ARCH_SLAB_MINALIGN 8 - /* Returns 0 if exception not found and fixup.unit otherwise. */ extern unsigned long search_exception_table(unsigned long addr); extern const struct exception_table_entry *search_exception_tables (unsigned long addr); -#endif /* __ASM_SH64_UACCESS_H */ +#endif /* __ASM_SH_UACCESS_64_H */ diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h index b182b1c..4b21f36 100644 --- a/include/asm-sh/unistd.h +++ b/include/asm-sh/unistd.h @@ -1,376 +1,5 @@ -#ifndef __ASM_SH_UNISTD_H -#define __ASM_SH_UNISTD_H - -/* - * Copyright (C) 1999 Niibe Yutaka - */ - -/* - * This file contains the system call numbers. - */ - -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_waitpid 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_lchown 16 -#define __NR_break 17 -#define __NR_oldstat 18 -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -#define __NR_oldfstat 28 -#define __NR_pause 29 -#define __NR_utime 30 -#define __NR_stty 31 -#define __NR_gtty 32 -#define __NR_access 33 -#define __NR_nice 34 -#define __NR_ftime 35 -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 -#define __NR_prof 44 -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 -#define __NR_signal 48 -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 -#define __NR_lock 53 -#define __NR_ioctl 54 -#define __NR_fcntl 55 -#define __NR_mpx 56 -#define __NR_setpgid 57 -#define __NR_ulimit 58 -#define __NR_oldolduname 59 -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -#define __NR_sigaction 67 -#define __NR_sgetmask 68 -#define __NR_ssetmask 69 -#define __NR_setreuid 70 -#define __NR_setregid 71 -#define __NR_sigsuspend 72 -#define __NR_sigpending 73 -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -#define __NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */ -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 -#define __NR_select 82 -#define __NR_symlink 83 -#define __NR_oldlstat 84 -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -#define __NR_readdir 89 -#define __NR_mmap 90 -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 -#define __NR_profil 98 -#define __NR_statfs 99 -#define __NR_fstatfs 100 -#define __NR_ioperm 101 -#define __NR_socketcall 102 -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -#define __NR_olduname 109 -#define __NR_iopl 110 -#define __NR_vhangup 111 -#define __NR_idle 112 -#define __NR_vm86old 113 -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -#define __NR_sigreturn 119 -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -#define __NR_modify_ldt 123 -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -#define __NR_sigprocmask 126 -#define __NR_create_module 127 -#define __NR_init_module 128 -#define __NR_delete_module 129 -#define __NR_get_kernel_syms 130 -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 -#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 -#define __NR_vm86 166 -#define __NR_query_module 167 -#define __NR_poll 168 -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -#define __NR_chown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 -#define __NR_streams1 188 /* some people actually want it */ -#define __NR_streams2 189 /* some people actually want it */ -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 -#define __NR_getdents64 220 -#define __NR_fcntl64 221 -/* 223 is unused */ -#define __NR_gettid 224 -#define __NR_readahead 225 -#define __NR_setxattr 226 -#define __NR_lsetxattr 227 -#define __NR_fsetxattr 228 -#define __NR_getxattr 229 -#define __NR_lgetxattr 230 -#define __NR_fgetxattr 231 -#define __NR_listxattr 232 -#define __NR_llistxattr 233 -#define __NR_flistxattr 234 -#define __NR_removexattr 235 -#define __NR_lremovexattr 236 -#define __NR_fremovexattr 237 -#define __NR_tkill 238 -#define __NR_sendfile64 239 -#define __NR_futex 240 -#define __NR_sched_setaffinity 241 -#define __NR_sched_getaffinity 242 -#define __NR_set_thread_area 243 -#define __NR_get_thread_area 244 -#define __NR_io_setup 245 -#define __NR_io_destroy 246 -#define __NR_io_getevents 247 -#define __NR_io_submit 248 -#define __NR_io_cancel 249 -#define __NR_fadvise64 250 - -#define __NR_exit_group 252 -#define __NR_lookup_dcookie 253 -#define __NR_epoll_create 254 -#define __NR_epoll_ctl 255 -#define __NR_epoll_wait 256 -#define __NR_remap_file_pages 257 -#define __NR_set_tid_address 258 -#define __NR_timer_create 259 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -#define __NR_statfs64 268 -#define __NR_fstatfs64 269 -#define __NR_tgkill 270 -#define __NR_utimes 271 -#define __NR_fadvise64_64 272 -#define __NR_vserver 273 -#define __NR_mbind 274 -#define __NR_get_mempolicy 275 -#define __NR_set_mempolicy 276 -#define __NR_mq_open 277 -#define __NR_mq_unlink (__NR_mq_open+1) -#define __NR_mq_timedsend (__NR_mq_open+2) -#define __NR_mq_timedreceive (__NR_mq_open+3) -#define __NR_mq_notify (__NR_mq_open+4) -#define __NR_mq_getsetattr (__NR_mq_open+5) -#define __NR_kexec_load 283 -#define __NR_waitid 284 -#define __NR_add_key 285 -#define __NR_request_key 286 -#define __NR_keyctl 287 -#define __NR_ioprio_set 288 -#define __NR_ioprio_get 289 -#define __NR_inotify_init 290 -#define __NR_inotify_add_watch 291 -#define __NR_inotify_rm_watch 292 -/* 293 is unused */ -#define __NR_migrate_pages 294 -#define __NR_openat 295 -#define __NR_mkdirat 296 -#define __NR_mknodat 297 -#define __NR_fchownat 298 -#define __NR_futimesat 299 -#define __NR_fstatat64 300 -#define __NR_unlinkat 301 -#define __NR_renameat 302 -#define __NR_linkat 303 -#define __NR_symlinkat 304 -#define __NR_readlinkat 305 -#define __NR_fchmodat 306 -#define __NR_faccessat 307 -#define __NR_pselect6 308 -#define __NR_ppoll 309 -#define __NR_unshare 310 -#define __NR_set_robust_list 311 -#define __NR_get_robust_list 312 -#define __NR_splice 313 -#define __NR_sync_file_range 314 -#define __NR_tee 315 -#define __NR_vmsplice 316 -#define __NR_move_pages 317 -#define __NR_getcpu 318 -#define __NR_epoll_pwait 319 -#define __NR_utimensat 320 -#define __NR_signalfd 321 -#define __NR_timerfd 322 -#define __NR_eventfd 323 -#define __NR_fallocate 324 - -#define NR_syscalls 325 - -#ifdef __KERNEL__ - -#define __ARCH_WANT_IPC_PARSE_VERSION -#define __ARCH_WANT_OLD_READDIR -#define __ARCH_WANT_OLD_STAT -#define __ARCH_WANT_STAT64 -#define __ARCH_WANT_SYS_ALARM -#define __ARCH_WANT_SYS_GETHOSTNAME -#define __ARCH_WANT_SYS_PAUSE -#define __ARCH_WANT_SYS_SGETMASK -#define __ARCH_WANT_SYS_SIGNAL -#define __ARCH_WANT_SYS_TIME -#define __ARCH_WANT_SYS_UTIME -#define __ARCH_WANT_SYS_WAITPID -#define __ARCH_WANT_SYS_SOCKETCALL -#define __ARCH_WANT_SYS_FADVISE64 -#define __ARCH_WANT_SYS_GETPGRP -#define __ARCH_WANT_SYS_LLSEEK -#define __ARCH_WANT_SYS_NICE -#define __ARCH_WANT_SYS_OLD_GETRLIMIT -#define __ARCH_WANT_SYS_OLDUMOUNT -#define __ARCH_WANT_SYS_SIGPENDING -#define __ARCH_WANT_SYS_SIGPROCMASK -#define __ARCH_WANT_SYS_RT_SIGACTION -#define __ARCH_WANT_SYS_RT_SIGSUSPEND - -/* - * "Conditional" syscalls - * - * What we want is __attribute__((weak,alias("sys_ni_syscall"))), - * but it doesn't work on all toolchains, so we just do it by hand - */ -#ifndef cond_syscall -#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") +#ifdef CONFIG_SUPERH32 +# include "unistd_32.h" +#else +# include "unistd_64.h" #endif - -#endif /* __KERNEL__ */ -#endif /* __ASM_SH_UNISTD_H */ diff --git a/include/asm-sh/unistd_32.h b/include/asm-sh/unistd_32.h new file mode 100644 index 0000000..b182b1c --- /dev/null +++ b/include/asm-sh/unistd_32.h @@ -0,0 +1,376 @@ +#ifndef __ASM_SH_UNISTD_H +#define __ASM_SH_UNISTD_H + +/* + * Copyright (C) 1999 Niibe Yutaka + */ + +/* + * This file contains the system call numbers. + */ + +#define __NR_restart_syscall 0 +#define __NR_exit 1 +#define __NR_fork 2 +#define __NR_read 3 +#define __NR_write 4 +#define __NR_open 5 +#define __NR_close 6 +#define __NR_waitpid 7 +#define __NR_creat 8 +#define __NR_link 9 +#define __NR_unlink 10 +#define __NR_execve 11 +#define __NR_chdir 12 +#define __NR_time 13 +#define __NR_mknod 14 +#define __NR_chmod 15 +#define __NR_lchown 16 +#define __NR_break 17 +#define __NR_oldstat 18 +#define __NR_lseek 19 +#define __NR_getpid 20 +#define __NR_mount 21 +#define __NR_umount 22 +#define __NR_setuid 23 +#define __NR_getuid 24 +#define __NR_stime 25 +#define __NR_ptrace 26 +#define __NR_alarm 27 +#define __NR_oldfstat 28 +#define __NR_pause 29 +#define __NR_utime 30 +#define __NR_stty 31 +#define __NR_gtty 32 +#define __NR_access 33 +#define __NR_nice 34 +#define __NR_ftime 35 +#define __NR_sync 36 +#define __NR_kill 37 +#define __NR_rename 38 +#define __NR_mkdir 39 +#define __NR_rmdir 40 +#define __NR_dup 41 +#define __NR_pipe 42 +#define __NR_times 43 +#define __NR_prof 44 +#define __NR_brk 45 +#define __NR_setgid 46 +#define __NR_getgid 47 +#define __NR_signal 48 +#define __NR_geteuid 49 +#define __NR_getegid 50 +#define __NR_acct 51 +#define __NR_umount2 52 +#define __NR_lock 53 +#define __NR_ioctl 54 +#define __NR_fcntl 55 +#define __NR_mpx 56 +#define __NR_setpgid 57 +#define __NR_ulimit 58 +#define __NR_oldolduname 59 +#define __NR_umask 60 +#define __NR_chroot 61 +#define __NR_ustat 62 +#define __NR_dup2 63 +#define __NR_getppid 64 +#define __NR_getpgrp 65 +#define __NR_setsid 66 +#define __NR_sigaction 67 +#define __NR_sgetmask 68 +#define __NR_ssetmask 69 +#define __NR_setreuid 70 +#define __NR_setregid 71 +#define __NR_sigsuspend 72 +#define __NR_sigpending 73 +#define __NR_sethostname 74 +#define __NR_setrlimit 75 +#define __NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */ +#define __NR_getrusage 77 +#define __NR_gettimeofday 78 +#define __NR_settimeofday 79 +#define __NR_getgroups 80 +#define __NR_setgroups 81 +#define __NR_select 82 +#define __NR_symlink 83 +#define __NR_oldlstat 84 +#define __NR_readlink 85 +#define __NR_uselib 86 +#define __NR_swapon 87 +#define __NR_reboot 88 +#define __NR_readdir 89 +#define __NR_mmap 90 +#define __NR_munmap 91 +#define __NR_truncate 92 +#define __NR_ftruncate 93 +#define __NR_fchmod 94 +#define __NR_fchown 95 +#define __NR_getpriority 96 +#define __NR_setpriority 97 +#define __NR_profil 98 +#define __NR_statfs 99 +#define __NR_fstatfs 100 +#define __NR_ioperm 101 +#define __NR_socketcall 102 +#define __NR_syslog 103 +#define __NR_setitimer 104 +#define __NR_getitimer 105 +#define __NR_stat 106 +#define __NR_lstat 107 +#define __NR_fstat 108 +#define __NR_olduname 109 +#define __NR_iopl 110 +#define __NR_vhangup 111 +#define __NR_idle 112 +#define __NR_vm86old 113 +#define __NR_wait4 114 +#define __NR_swapoff 115 +#define __NR_sysinfo 116 +#define __NR_ipc 117 +#define __NR_fsync 118 +#define __NR_sigreturn 119 +#define __NR_clone 120 +#define __NR_setdomainname 121 +#define __NR_uname 122 +#define __NR_modify_ldt 123 +#define __NR_adjtimex 124 +#define __NR_mprotect 125 +#define __NR_sigprocmask 126 +#define __NR_create_module 127 +#define __NR_init_module 128 +#define __NR_delete_module 129 +#define __NR_get_kernel_syms 130 +#define __NR_quotactl 131 +#define __NR_getpgid 132 +#define __NR_fchdir 133 +#define __NR_bdflush 134 +#define __NR_sysfs 135 +#define __NR_personality 136 +#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ +#define __NR_setfsuid 138 +#define __NR_setfsgid 139 +#define __NR__llseek 140 +#define __NR_getdents 141 +#define __NR__newselect 142 +#define __NR_flock 143 +#define __NR_msync 144 +#define __NR_readv 145 +#define __NR_writev 146 +#define __NR_getsid 147 +#define __NR_fdatasync 148 +#define __NR__sysctl 149 +#define __NR_mlock 150 +#define __NR_munlock 151 +#define __NR_mlockall 152 +#define __NR_munlockall 153 +#define __NR_sched_setparam 154 +#define __NR_sched_getparam 155 +#define __NR_sched_setscheduler 156 +#define __NR_sched_getscheduler 157 +#define __NR_sched_yield 158 +#define __NR_sched_get_priority_max 159 +#define __NR_sched_get_priority_min 160 +#define __NR_sched_rr_get_interval 161 +#define __NR_nanosleep 162 +#define __NR_mremap 163 +#define __NR_setresuid 164 +#define __NR_getresuid 165 +#define __NR_vm86 166 +#define __NR_query_module 167 +#define __NR_poll 168 +#define __NR_nfsservctl 169 +#define __NR_setresgid 170 +#define __NR_getresgid 171 +#define __NR_prctl 172 +#define __NR_rt_sigreturn 173 +#define __NR_rt_sigaction 174 +#define __NR_rt_sigprocmask 175 +#define __NR_rt_sigpending 176 +#define __NR_rt_sigtimedwait 177 +#define __NR_rt_sigqueueinfo 178 +#define __NR_rt_sigsuspend 179 +#define __NR_pread64 180 +#define __NR_pwrite64 181 +#define __NR_chown 182 +#define __NR_getcwd 183 +#define __NR_capget 184 +#define __NR_capset 185 +#define __NR_sigaltstack 186 +#define __NR_sendfile 187 +#define __NR_streams1 188 /* some people actually want it */ +#define __NR_streams2 189 /* some people actually want it */ +#define __NR_vfork 190 +#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ +#define __NR_mmap2 192 +#define __NR_truncate64 193 +#define __NR_ftruncate64 194 +#define __NR_stat64 195 +#define __NR_lstat64 196 +#define __NR_fstat64 197 +#define __NR_lchown32 198 +#define __NR_getuid32 199 +#define __NR_getgid32 200 +#define __NR_geteuid32 201 +#define __NR_getegid32 202 +#define __NR_setreuid32 203 +#define __NR_setregid32 204 +#define __NR_getgroups32 205 +#define __NR_setgroups32 206 +#define __NR_fchown32 207 +#define __NR_setresuid32 208 +#define __NR_getresuid32 209 +#define __NR_setresgid32 210 +#define __NR_getresgid32 211 +#define __NR_chown32 212 +#define __NR_setuid32 213 +#define __NR_setgid32 214 +#define __NR_setfsuid32 215 +#define __NR_setfsgid32 216 +#define __NR_pivot_root 217 +#define __NR_mincore 218 +#define __NR_madvise 219 +#define __NR_getdents64 220 +#define __NR_fcntl64 221 +/* 223 is unused */ +#define __NR_gettid 224 +#define __NR_readahead 225 +#define __NR_setxattr 226 +#define __NR_lsetxattr 227 +#define __NR_fsetxattr 228 +#define __NR_getxattr 229 +#define __NR_lgetxattr 230 +#define __NR_fgetxattr 231 +#define __NR_listxattr 232 +#define __NR_llistxattr 233 +#define __NR_flistxattr 234 +#define __NR_removexattr 235 +#define __NR_lremovexattr 236 +#define __NR_fremovexattr 237 +#define __NR_tkill 238 +#define __NR_sendfile64 239 +#define __NR_futex 240 +#define __NR_sched_setaffinity 241 +#define __NR_sched_getaffinity 242 +#define __NR_set_thread_area 243 +#define __NR_get_thread_area 244 +#define __NR_io_setup 245 +#define __NR_io_destroy 246 +#define __NR_io_getevents 247 +#define __NR_io_submit 248 +#define __NR_io_cancel 249 +#define __NR_fadvise64 250 + +#define __NR_exit_group 252 +#define __NR_lookup_dcookie 253 +#define __NR_epoll_create 254 +#define __NR_epoll_ctl 255 +#define __NR_epoll_wait 256 +#define __NR_remap_file_pages 257 +#define __NR_set_tid_address 258 +#define __NR_timer_create 259 +#define __NR_timer_settime (__NR_timer_create+1) +#define __NR_timer_gettime (__NR_timer_create+2) +#define __NR_timer_getoverrun (__NR_timer_create+3) +#define __NR_timer_delete (__NR_timer_create+4) +#define __NR_clock_settime (__NR_timer_create+5) +#define __NR_clock_gettime (__NR_timer_create+6) +#define __NR_clock_getres (__NR_timer_create+7) +#define __NR_clock_nanosleep (__NR_timer_create+8) +#define __NR_statfs64 268 +#define __NR_fstatfs64 269 +#define __NR_tgkill 270 +#define __NR_utimes 271 +#define __NR_fadvise64_64 272 +#define __NR_vserver 273 +#define __NR_mbind 274 +#define __NR_get_mempolicy 275 +#define __NR_set_mempolicy 276 +#define __NR_mq_open 277 +#define __NR_mq_unlink (__NR_mq_open+1) +#define __NR_mq_timedsend (__NR_mq_open+2) +#define __NR_mq_timedreceive (__NR_mq_open+3) +#define __NR_mq_notify (__NR_mq_open+4) +#define __NR_mq_getsetattr (__NR_mq_open+5) +#define __NR_kexec_load 283 +#define __NR_waitid 284 +#define __NR_add_key 285 +#define __NR_request_key 286 +#define __NR_keyctl 287 +#define __NR_ioprio_set 288 +#define __NR_ioprio_get 289 +#define __NR_inotify_init 290 +#define __NR_inotify_add_watch 291 +#define __NR_inotify_rm_watch 292 +/* 293 is unused */ +#define __NR_migrate_pages 294 +#define __NR_openat 295 +#define __NR_mkdirat 296 +#define __NR_mknodat 297 +#define __NR_fchownat 298 +#define __NR_futimesat 299 +#define __NR_fstatat64 300 +#define __NR_unlinkat 301 +#define __NR_renameat 302 +#define __NR_linkat 303 +#define __NR_symlinkat 304 +#define __NR_readlinkat 305 +#define __NR_fchmodat 306 +#define __NR_faccessat 307 +#define __NR_pselect6 308 +#define __NR_ppoll 309 +#define __NR_unshare 310 +#define __NR_set_robust_list 311 +#define __NR_get_robust_list 312 +#define __NR_splice 313 +#define __NR_sync_file_range 314 +#define __NR_tee 315 +#define __NR_vmsplice 316 +#define __NR_move_pages 317 +#define __NR_getcpu 318 +#define __NR_epoll_pwait 319 +#define __NR_utimensat 320 +#define __NR_signalfd 321 +#define __NR_timerfd 322 +#define __NR_eventfd 323 +#define __NR_fallocate 324 + +#define NR_syscalls 325 + +#ifdef __KERNEL__ + +#define __ARCH_WANT_IPC_PARSE_VERSION +#define __ARCH_WANT_OLD_READDIR +#define __ARCH_WANT_OLD_STAT +#define __ARCH_WANT_STAT64 +#define __ARCH_WANT_SYS_ALARM +#define __ARCH_WANT_SYS_GETHOSTNAME +#define __ARCH_WANT_SYS_PAUSE +#define __ARCH_WANT_SYS_SGETMASK +#define __ARCH_WANT_SYS_SIGNAL +#define __ARCH_WANT_SYS_TIME +#define __ARCH_WANT_SYS_UTIME +#define __ARCH_WANT_SYS_WAITPID +#define __ARCH_WANT_SYS_SOCKETCALL +#define __ARCH_WANT_SYS_FADVISE64 +#define __ARCH_WANT_SYS_GETPGRP +#define __ARCH_WANT_SYS_LLSEEK +#define __ARCH_WANT_SYS_NICE +#define __ARCH_WANT_SYS_OLD_GETRLIMIT +#define __ARCH_WANT_SYS_OLDUMOUNT +#define __ARCH_WANT_SYS_SIGPENDING +#define __ARCH_WANT_SYS_SIGPROCMASK +#define __ARCH_WANT_SYS_RT_SIGACTION +#define __ARCH_WANT_SYS_RT_SIGSUSPEND + +/* + * "Conditional" syscalls + * + * What we want is __attribute__((weak,alias("sys_ni_syscall"))), + * but it doesn't work on all toolchains, so we just do it by hand + */ +#ifndef cond_syscall +#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") +#endif + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_UNISTD_H */ diff --git a/include/asm-sh64/unistd.h b/include/asm-sh/unistd_64.h index 1a5197f..9445118 100644 --- a/include/asm-sh64/unistd.h +++ b/include/asm-sh/unistd_64.h @@ -1,21 +1,19 @@ -#ifndef __ASM_SH64_UNISTD_H -#define __ASM_SH64_UNISTD_H +#ifndef __ASM_SH_UNISTD_64_H +#define __ASM_SH_UNISTD_64_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. + * include/asm-sh/unistd_64.h * - * include/asm-sh64/unistd.h + * This file contains the system call numbers. * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 - 2007 Paul Mundt * Copyright (C) 2004 Sean McGoogan * - * This file contains the system call numbers. - * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ - #define __NR_restart_syscall 0 #define __NR_exit 1 #define __NR_fork 2 @@ -414,4 +412,4 @@ #endif #endif /* __KERNEL__ */ -#endif /* __ASM_SH64_UNISTD_H */ +#endif /* __ASM_SH_UNISTD_64_H */ diff --git a/include/asm-sh/user.h b/include/asm-sh/user.h index d1b8511..1a4f43c 100644 --- a/include/asm-sh/user.h +++ b/include/asm-sh/user.h @@ -27,12 +27,19 @@ * to write an integer number of pages. */ +#if defined(__SH5__) || defined(CONFIG_CPU_SH5) +struct user_fpu_struct { + unsigned long fp_regs[32]; + unsigned int fpscr; +}; +#else struct user_fpu_struct { unsigned long fp_regs[16]; unsigned long xfp_regs[16]; unsigned long fpscr; unsigned long fpul; }; +#endif struct user { struct pt_regs regs; /* entire machine state */ diff --git a/include/asm-sh/voyagergx.h b/include/asm-sh/voyagergx.h deleted file mode 100644 index d825596..0000000 --- a/include/asm-sh/voyagergx.h +++ /dev/null @@ -1,341 +0,0 @@ -/* -------------------------------------------------------------------- */ -/* voyagergx.h */ -/* -------------------------------------------------------------------- */ -/* This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - - Copyright 2003 (c) Lineo uSolutions,Inc. -*/ -/* -------------------------------------------------------------------- */ - -#ifndef _VOYAGER_GX_REG_H -#define _VOYAGER_GX_REG_H - -#define VOYAGER_BASE 0xb3e00000 -#define VOYAGER_USBH_BASE (0x40000 + VOYAGER_BASE) -#define VOYAGER_UART_BASE (0x30000 + VOYAGER_BASE) -#define VOYAGER_AC97_BASE (0xa0000 + VOYAGER_BASE) - -#define VOYAGER_IRQ_NUM 26 -#define VOYAGER_IRQ_BASE 200 - -#define IRQ_SM501_UP (VOYAGER_IRQ_BASE + 0) -#define IRQ_SM501_G54 (VOYAGER_IRQ_BASE + 1) -#define IRQ_SM501_G53 (VOYAGER_IRQ_BASE + 2) -#define IRQ_SM501_G52 (VOYAGER_IRQ_BASE + 3) -#define IRQ_SM501_G51 (VOYAGER_IRQ_BASE + 4) -#define IRQ_SM501_G50 (VOYAGER_IRQ_BASE + 5) -#define IRQ_SM501_G49 (VOYAGER_IRQ_BASE + 6) -#define IRQ_SM501_G48 (VOYAGER_IRQ_BASE + 7) -#define IRQ_SM501_I2C (VOYAGER_IRQ_BASE + 8) -#define IRQ_SM501_PW (VOYAGER_IRQ_BASE + 9) -#define IRQ_SM501_DMA (VOYAGER_IRQ_BASE + 10) -#define IRQ_SM501_PCI (VOYAGER_IRQ_BASE + 11) -#define IRQ_SM501_I2S (VOYAGER_IRQ_BASE + 12) -#define IRQ_SM501_AC (VOYAGER_IRQ_BASE + 13) -#define IRQ_SM501_US (VOYAGER_IRQ_BASE + 14) -#define IRQ_SM501_U1 (VOYAGER_IRQ_BASE + 15) -#define IRQ_SM501_U0 (VOYAGER_IRQ_BASE + 16) -#define IRQ_SM501_CV (VOYAGER_IRQ_BASE + 17) -#define IRQ_SM501_MC (VOYAGER_IRQ_BASE + 18) -#define IRQ_SM501_S1 (VOYAGER_IRQ_BASE + 19) -#define IRQ_SM501_S0 (VOYAGER_IRQ_BASE + 20) -#define IRQ_SM501_UH (VOYAGER_IRQ_BASE + 21) -#define IRQ_SM501_2D (VOYAGER_IRQ_BASE + 22) -#define IRQ_SM501_ZD (VOYAGER_IRQ_BASE + 23) -#define IRQ_SM501_PV (VOYAGER_IRQ_BASE + 24) -#define IRQ_SM501_CI (VOYAGER_IRQ_BASE + 25) - -/* ----- MISC controle register ------------------------------ */ -#define MISC_CTRL (0x000004 + VOYAGER_BASE) -#define MISC_CTRL_USBCLK_48 (3 << 28) -#define MISC_CTRL_USBCLK_96 (2 << 28) -#define MISC_CTRL_USBCLK_CRYSTAL (1 << 28) - -/* ----- GPIO[31:0] register --------------------------------- */ -#define GPIO_MUX_LOW (0x000008 + VOYAGER_BASE) -#define GPIO_MUX_LOW_AC97 0x1F000000 -#define GPIO_MUX_LOW_8051 0x0000ffff -#define GPIO_MUX_LOW_PWM (1 << 29) - -/* ----- GPIO[63:32] register --------------------------------- */ -#define GPIO_MUX_HIGH (0x00000C + VOYAGER_BASE) - -/* ----- DRAM controle register ------------------------------- */ -#define DRAM_CTRL (0x000010 + VOYAGER_BASE) -#define DRAM_CTRL_EMBEDDED (1 << 31) -#define DRAM_CTRL_CPU_BURST_1 (0 << 28) -#define DRAM_CTRL_CPU_BURST_2 (1 << 28) -#define DRAM_CTRL_CPU_BURST_4 (2 << 28) -#define DRAM_CTRL_CPU_BURST_8 (3 << 28) -#define DRAM_CTRL_CPU_CAS_LATENCY (1 << 27) -#define DRAM_CTRL_CPU_SIZE_2 (0 << 24) -#define DRAM_CTRL_CPU_SIZE_4 (1 << 24) -#define DRAM_CTRL_CPU_SIZE_64 (4 << 24) -#define DRAM_CTRL_CPU_SIZE_32 (5 << 24) -#define DRAM_CTRL_CPU_SIZE_16 (6 << 24) -#define DRAM_CTRL_CPU_SIZE_8 (7 << 24) -#define DRAM_CTRL_CPU_COLUMN_SIZE_1024 (0 << 22) -#define DRAM_CTRL_CPU_COLUMN_SIZE_512 (2 << 22) -#define DRAM_CTRL_CPU_COLUMN_SIZE_256 (3 << 22) -#define DRAM_CTRL_CPU_ACTIVE_PRECHARGE (1 << 21) -#define DRAM_CTRL_CPU_RESET (1 << 20) -#define DRAM_CTRL_CPU_BANKS (1 << 19) -#define DRAM_CTRL_CPU_WRITE_PRECHARGE (1 << 18) -#define DRAM_CTRL_BLOCK_WRITE (1 << 17) -#define DRAM_CTRL_REFRESH_COMMAND (1 << 16) -#define DRAM_CTRL_SIZE_4 (0 << 13) -#define DRAM_CTRL_SIZE_8 (1 << 13) -#define DRAM_CTRL_SIZE_16 (2 << 13) -#define DRAM_CTRL_SIZE_32 (3 << 13) -#define DRAM_CTRL_SIZE_64 (4 << 13) -#define DRAM_CTRL_SIZE_2 (5 << 13) -#define DRAM_CTRL_COLUMN_SIZE_256 (0 << 11) -#define DRAM_CTRL_COLUMN_SIZE_512 (2 << 11) -#define DRAM_CTRL_COLUMN_SIZE_1024 (3 << 11) -#define DRAM_CTRL_BLOCK_WRITE_TIME (1 << 10) -#define DRAM_CTRL_BLOCK_WRITE_PRECHARGE (1 << 9) -#define DRAM_CTRL_ACTIVE_PRECHARGE (1 << 8) -#define DRAM_CTRL_RESET (1 << 7) -#define DRAM_CTRL_REMAIN_ACTIVE (1 << 6) -#define DRAM_CTRL_BANKS (1 << 1) -#define DRAM_CTRL_WRITE_PRECHARGE (1 << 0) - -/* ----- Arvitration control register -------------------------- */ -#define ARBITRATION_CTRL (0x000014 + VOYAGER_BASE) -#define ARBITRATION_CTRL_CPUMEM (1 << 29) -#define ARBITRATION_CTRL_INTMEM (1 << 28) -#define ARBITRATION_CTRL_USB_OFF (0 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_1 (1 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_2 (2 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_3 (3 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_4 (4 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_5 (5 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_6 (6 << 24) -#define ARBITRATION_CTRL_USB_PRIORITY_7 (7 << 24) -#define ARBITRATION_CTRL_PANEL_OFF (0 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_1 (1 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_2 (2 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_3 (3 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_4 (4 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_5 (5 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_6 (6 << 20) -#define ARBITRATION_CTRL_PANEL_PRIORITY_7 (7 << 20) -#define ARBITRATION_CTRL_ZVPORT_OFF (0 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_1 (1 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_2 (2 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_3 (3 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_4 (4 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_5 (5 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_6 (6 << 16) -#define ARBITRATION_CTRL_ZVPORTL_PRIORITY_7 (7 << 16) -#define ARBITRATION_CTRL_CMD_INTPR_OFF (0 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_1 (1 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_2 (2 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_3 (3 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_4 (4 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_5 (5 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_6 (6 << 12) -#define ARBITRATION_CTRL_CMD_INTPR_PRIORITY_7 (7 << 12) -#define ARBITRATION_CTRL_DMA_OFF (0 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_1 (1 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_2 (2 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_3 (3 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_4 (4 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_5 (5 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_6 (6 << 8) -#define ARBITRATION_CTRL_DMA_PRIORITY_7 (7 << 8) -#define ARBITRATION_CTRL_VIDEO_OFF (0 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_1 (1 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_2 (2 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_3 (3 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_4 (4 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_5 (5 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_6 (6 << 4) -#define ARBITRATION_CTRL_VIDEO_PRIORITY_7 (7 << 4) -#define ARBITRATION_CTRL_CRT_OFF (0 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_1 (1 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_2 (2 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_3 (3 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_4 (4 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_5 (5 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_6 (6 << 0) -#define ARBITRATION_CTRL_CRT_PRIORITY_7 (7 << 0) - -/* ----- Command list status register -------------------------- */ -#define CMD_INTPR_STATUS (0x000024 + VOYAGER_BASE) - -/* ----- Interrupt status register ----------------------------- */ -#define INT_STATUS (0x00002c + VOYAGER_BASE) -#define INT_STATUS_UH (1 << 6) -#define INT_STATUS_MC (1 << 10) -#define INT_STATUS_U0 (1 << 12) -#define INT_STATUS_U1 (1 << 13) -#define INT_STATUS_AC (1 << 17) - -/* ----- Interrupt mask register ------------------------------ */ -#define VOYAGER_INT_MASK (0x000030 + VOYAGER_BASE) -#define VOYAGER_INT_MASK_AC (1 << 17) - -/* ----- Current Gate register ---------------------------------*/ -#define CURRENT_GATE (0x000038 + VOYAGER_BASE) - -/* ----- Power mode 0 gate register --------------------------- */ -#define POWER_MODE0_GATE (0x000040 + VOYAGER_BASE) -#define POWER_MODE0_GATE_G (1 << 6) -#define POWER_MODE0_GATE_U0 (1 << 7) -#define POWER_MODE0_GATE_U1 (1 << 8) -#define POWER_MODE0_GATE_UH (1 << 11) -#define POWER_MODE0_GATE_AC (1 << 18) - -/* ----- Power mode 1 gate register --------------------------- */ -#define POWER_MODE1_GATE (0x000048 + VOYAGER_BASE) -#define POWER_MODE1_GATE_G (1 << 6) -#define POWER_MODE1_GATE_U0 (1 << 7) -#define POWER_MODE1_GATE_U1 (1 << 8) -#define POWER_MODE1_GATE_UH (1 << 11) -#define POWER_MODE1_GATE_AC (1 << 18) - -/* ----- Power mode 0 clock register -------------------------- */ -#define POWER_MODE0_CLOCK (0x000044 + VOYAGER_BASE) - -/* ----- Power mode 1 clock register -------------------------- */ -#define POWER_MODE1_CLOCK (0x00004C + VOYAGER_BASE) - -/* ----- Power mode controll register ------------------------- */ -#define POWER_MODE_CTRL (0x000054 + VOYAGER_BASE) - -/* ----- Miscellaneous Timing register ------------------------ */ -#define SYSTEM_DRAM_CTRL (0x000068 + VOYAGER_BASE) - -/* ----- PWM register ------------------------------------------*/ -#define PWM_0 (0x010020 + VOYAGER_BASE) -#define PWM_0_HC(x) (((x)&0x0fff)<<20) -#define PWM_0_LC(x) (((x)&0x0fff)<<8 ) -#define PWM_0_CLK_DEV(x) (((x)&0x000f)<<4 ) -#define PWM_0_EN (1<<0) - -/* ----- I2C register ----------------------------------------- */ -#define I2C_BYTECOUNT (0x010040 + VOYAGER_BASE) -#define I2C_CONTROL (0x010041 + VOYAGER_BASE) -#define I2C_STATUS (0x010042 + VOYAGER_BASE) -#define I2C_RESET (0x010042 + VOYAGER_BASE) -#define I2C_SADDRESS (0x010043 + VOYAGER_BASE) -#define I2C_DATA (0x010044 + VOYAGER_BASE) - -/* ----- Controle register bits ----------------------------------------- */ -#define I2C_CONTROL_E (1 << 0) -#define I2C_CONTROL_MODE (1 << 1) -#define I2C_CONTROL_STATUS (1 << 2) -#define I2C_CONTROL_INT (1 << 4) -#define I2C_CONTROL_INTACK (1 << 5) -#define I2C_CONTROL_REPEAT (1 << 6) - -/* ----- Status register bits ----------------------------------------- */ -#define I2C_STATUS_BUSY (1 << 0) -#define I2C_STATUS_ACK (1 << 1) -#define I2C_STATUS_ERROR (1 << 2) -#define I2C_STATUS_COMPLETE (1 << 3) - -/* ----- Reset register ---------------------------------------------- */ -#define I2C_RESET_ERROR (1 << 2) - -/* ----- transmission frequencies ------------------------------------- */ -#define I2C_SADDRESS_SELECT (1 << 0) - -/* ----- Display Controll register ----------------------------------------- */ -#define PANEL_DISPLAY_CTRL (0x080000 + VOYAGER_BASE) -#define PANEL_DISPLAY_CTRL_BIAS (1<<26) -#define PANEL_PAN_CTRL (0x080004 + VOYAGER_BASE) -#define PANEL_COLOR_KEY (0x080008 + VOYAGER_BASE) -#define PANEL_FB_ADDRESS (0x08000C + VOYAGER_BASE) -#define PANEL_FB_WIDTH (0x080010 + VOYAGER_BASE) -#define PANEL_WINDOW_WIDTH (0x080014 + VOYAGER_BASE) -#define PANEL_WINDOW_HEIGHT (0x080018 + VOYAGER_BASE) -#define PANEL_PLANE_TL (0x08001C + VOYAGER_BASE) -#define PANEL_PLANE_BR (0x080020 + VOYAGER_BASE) -#define PANEL_HORIZONTAL_TOTAL (0x080024 + VOYAGER_BASE) -#define PANEL_HORIZONTAL_SYNC (0x080028 + VOYAGER_BASE) -#define PANEL_VERTICAL_TOTAL (0x08002C + VOYAGER_BASE) -#define PANEL_VERTICAL_SYNC (0x080030 + VOYAGER_BASE) -#define PANEL_CURRENT_LINE (0x080034 + VOYAGER_BASE) -#define VIDEO_DISPLAY_CTRL (0x080040 + VOYAGER_BASE) -#define VIDEO_FB_0_ADDRESS (0x080044 + VOYAGER_BASE) -#define VIDEO_FB_WIDTH (0x080048 + VOYAGER_BASE) -#define VIDEO_FB_0_LAST_ADDRESS (0x08004C + VOYAGER_BASE) -#define VIDEO_PLANE_TL (0x080050 + VOYAGER_BASE) -#define VIDEO_PLANE_BR (0x080054 + VOYAGER_BASE) -#define VIDEO_SCALE (0x080058 + VOYAGER_BASE) -#define VIDEO_INITIAL_SCALE (0x08005C + VOYAGER_BASE) -#define VIDEO_YUV_CONSTANTS (0x080060 + VOYAGER_BASE) -#define VIDEO_FB_1_ADDRESS (0x080064 + VOYAGER_BASE) -#define VIDEO_FB_1_LAST_ADDRESS (0x080068 + VOYAGER_BASE) -#define VIDEO_ALPHA_DISPLAY_CTRL (0x080080 + VOYAGER_BASE) -#define VIDEO_ALPHA_FB_ADDRESS (0x080084 + VOYAGER_BASE) -#define VIDEO_ALPHA_FB_WIDTH (0x080088 + VOYAGER_BASE) -#define VIDEO_ALPHA_FB_LAST_ADDRESS (0x08008C + VOYAGER_BASE) -#define VIDEO_ALPHA_PLANE_TL (0x080090 + VOYAGER_BASE) -#define VIDEO_ALPHA_PLANE_BR (0x080094 + VOYAGER_BASE) -#define VIDEO_ALPHA_SCALE (0x080098 + VOYAGER_BASE) -#define VIDEO_ALPHA_INITIAL_SCALE (0x08009C + VOYAGER_BASE) -#define VIDEO_ALPHA_CHROMA_KEY (0x0800A0 + VOYAGER_BASE) -#define PANEL_HWC_ADDRESS (0x0800F0 + VOYAGER_BASE) -#define PANEL_HWC_LOCATION (0x0800F4 + VOYAGER_BASE) -#define PANEL_HWC_COLOR_12 (0x0800F8 + VOYAGER_BASE) -#define PANEL_HWC_COLOR_3 (0x0800FC + VOYAGER_BASE) -#define ALPHA_DISPLAY_CTRL (0x080100 + VOYAGER_BASE) -#define ALPHA_FB_ADDRESS (0x080104 + VOYAGER_BASE) -#define ALPHA_FB_WIDTH (0x080108 + VOYAGER_BASE) -#define ALPHA_PLANE_TL (0x08010C + VOYAGER_BASE) -#define ALPHA_PLANE_BR (0x080110 + VOYAGER_BASE) -#define ALPHA_CHROMA_KEY (0x080114 + VOYAGER_BASE) -#define CRT_DISPLAY_CTRL (0x080200 + VOYAGER_BASE) -#define CRT_FB_ADDRESS (0x080204 + VOYAGER_BASE) -#define CRT_FB_WIDTH (0x080208 + VOYAGER_BASE) -#define CRT_HORIZONTAL_TOTAL (0x08020C + VOYAGER_BASE) -#define CRT_HORIZONTAL_SYNC (0x080210 + VOYAGER_BASE) -#define CRT_VERTICAL_TOTAL (0x080214 + VOYAGER_BASE) -#define CRT_VERTICAL_SYNC (0x080218 + VOYAGER_BASE) -#define CRT_SIGNATURE_ANALYZER (0x08021C + VOYAGER_BASE) -#define CRT_CURRENT_LINE (0x080220 + VOYAGER_BASE) -#define CRT_MONITOR_DETECT (0x080224 + VOYAGER_BASE) -#define CRT_HWC_ADDRESS (0x080230 + VOYAGER_BASE) -#define CRT_HWC_LOCATION (0x080234 + VOYAGER_BASE) -#define CRT_HWC_COLOR_12 (0x080238 + VOYAGER_BASE) -#define CRT_HWC_COLOR_3 (0x08023C + VOYAGER_BASE) -#define CRT_PALETTE_RAM (0x080400 + VOYAGER_BASE) -#define PANEL_PALETTE_RAM (0x080800 + VOYAGER_BASE) -#define VIDEO_PALETTE_RAM (0x080C00 + VOYAGER_BASE) - -/* ----- 8051 Controle register ----------------------------------------- */ -#define VOYAGER_8051_BASE (0x000c0000 + VOYAGER_BASE) -#define VOYAGER_8051_RESET (0x000b0000 + VOYAGER_BASE) -#define VOYAGER_8051_SELECT (0x000b0004 + VOYAGER_BASE) -#define VOYAGER_8051_CPU_INT (0x000b000c + VOYAGER_BASE) - -/* ----- AC97 Controle register ----------------------------------------- */ -#define AC97_TX_SLOT0 (0x00000000 + VOYAGER_AC97_BASE) -#define AC97_CONTROL_STATUS (0x00000080 + VOYAGER_AC97_BASE) -#define AC97C_READ (1 << 19) -#define AC97C_WD_BIT (1 << 2) -#define AC97C_INDEX_MASK 0x7f - -/* arch/sh/cchips/voyagergx/consistent.c */ -void *voyagergx_consistent_alloc(struct device *, size_t, dma_addr_t *, gfp_t); -int voyagergx_consistent_free(struct device *, size_t, void *, dma_addr_t); - -/* arch/sh/cchips/voyagergx/irq.c */ -void setup_voyagergx_irq(void); - -#endif /* _VOYAGER_GX_REG_H */ diff --git a/include/asm-sh64/Kbuild b/include/asm-sh64/Kbuild deleted file mode 100644 index c68e168..0000000 --- a/include/asm-sh64/Kbuild +++ /dev/null @@ -1 +0,0 @@ -include include/asm-generic/Kbuild.asm diff --git a/include/asm-sh64/a.out.h b/include/asm-sh64/a.out.h deleted file mode 100644 index 237ee4e..0000000 --- a/include/asm-sh64/a.out.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef __ASM_SH64_A_OUT_H -#define __ASM_SH64_A_OUT_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/a.out.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -struct exec -{ - unsigned long a_info; /* Use macros N_MAGIC, etc for access */ - unsigned a_text; /* length of text, in bytes */ - unsigned a_data; /* length of data, in bytes */ - unsigned a_bss; /* length of uninitialized data area for file, in bytes */ - unsigned a_syms; /* length of symbol table data in file, in bytes */ - unsigned a_entry; /* start address */ - unsigned a_trsize; /* length of relocation info for text, in bytes */ - unsigned a_drsize; /* length of relocation info for data, in bytes */ -}; - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#ifdef __KERNEL__ - -#define STACK_TOP TASK_SIZE -#define STACK_TOP_MAX STACK_TOP - -#endif - -#endif /* __ASM_SH64_A_OUT_H */ diff --git a/include/asm-sh64/atomic.h b/include/asm-sh64/atomic.h deleted file mode 100644 index 28f2ea9..0000000 --- a/include/asm-sh64/atomic.h +++ /dev/null @@ -1,158 +0,0 @@ -#ifndef __ASM_SH64_ATOMIC_H -#define __ASM_SH64_ATOMIC_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/atomic.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -/* - * Atomic operations that C can't guarantee us. Useful for - * resource counting etc.. - * - */ - -typedef struct { volatile int counter; } atomic_t; - -#define ATOMIC_INIT(i) ( (atomic_t) { (i) } ) - -#define atomic_read(v) ((v)->counter) -#define atomic_set(v,i) ((v)->counter = (i)) - -#include <asm/system.h> - -/* - * To get proper branch prediction for the main line, we must branch - * forward to code at the end of this object's .text section, then - * branch back to restart the operation. - */ - -static __inline__ void atomic_add(int i, atomic_t * v) -{ - unsigned long flags; - - local_irq_save(flags); - *(long *)v += i; - local_irq_restore(flags); -} - -static __inline__ void atomic_sub(int i, atomic_t *v) -{ - unsigned long flags; - - local_irq_save(flags); - *(long *)v -= i; - local_irq_restore(flags); -} - -static __inline__ int atomic_add_return(int i, atomic_t * v) -{ - unsigned long temp, flags; - - local_irq_save(flags); - temp = *(long *)v; - temp += i; - *(long *)v = temp; - local_irq_restore(flags); - - return temp; -} - -#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) - -static __inline__ int atomic_sub_return(int i, atomic_t * v) -{ - unsigned long temp, flags; - - local_irq_save(flags); - temp = *(long *)v; - temp -= i; - *(long *)v = temp; - local_irq_restore(flags); - - return temp; -} - -#define atomic_dec_return(v) atomic_sub_return(1,(v)) -#define atomic_inc_return(v) atomic_add_return(1,(v)) - -/* - * atomic_inc_and_test - increment and test - * @v: pointer of type atomic_t - * - * Atomically increments @v by 1 - * and returns true if the result is zero, or false for all - * other cases. - */ -#define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) - -#define atomic_sub_and_test(i,v) (atomic_sub_return((i), (v)) == 0) -#define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0) - -#define atomic_inc(v) atomic_add(1,(v)) -#define atomic_dec(v) atomic_sub(1,(v)) - -static inline int atomic_cmpxchg(atomic_t *v, int old, int new) -{ - int ret; - unsigned long flags; - - local_irq_save(flags); - ret = v->counter; - if (likely(ret == old)) - v->counter = new; - local_irq_restore(flags); - - return ret; -} - -#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) - -static inline int atomic_add_unless(atomic_t *v, int a, int u) -{ - int ret; - unsigned long flags; - - local_irq_save(flags); - ret = v->counter; - if (ret != u) - v->counter += a; - local_irq_restore(flags); - - return ret != u; -} -#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) - -static __inline__ void atomic_clear_mask(unsigned int mask, atomic_t *v) -{ - unsigned long flags; - - local_irq_save(flags); - *(long *)v &= ~mask; - local_irq_restore(flags); -} - -static __inline__ void atomic_set_mask(unsigned int mask, atomic_t *v) -{ - unsigned long flags; - - local_irq_save(flags); - *(long *)v |= mask; - local_irq_restore(flags); -} - -/* Atomic operations are already serializing on SH */ -#define smp_mb__before_atomic_dec() barrier() -#define smp_mb__after_atomic_dec() barrier() -#define smp_mb__before_atomic_inc() barrier() -#define smp_mb__after_atomic_inc() barrier() - -#include <asm-generic/atomic.h> -#endif /* __ASM_SH64_ATOMIC_H */ diff --git a/include/asm-sh64/auxvec.h b/include/asm-sh64/auxvec.h deleted file mode 100644 index 1ad5a44..0000000 --- a/include/asm-sh64/auxvec.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef __ASM_SH64_AUXVEC_H -#define __ASM_SH64_AUXVEC_H - -#endif /* __ASM_SH64_AUXVEC_H */ diff --git a/include/asm-sh64/bitops.h b/include/asm-sh64/bitops.h deleted file mode 100644 index 600c59e..0000000 --- a/include/asm-sh64/bitops.h +++ /dev/null @@ -1,155 +0,0 @@ -#ifndef __ASM_SH64_BITOPS_H -#define __ASM_SH64_BITOPS_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/bitops.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - */ - -#ifdef __KERNEL__ - -#ifndef _LINUX_BITOPS_H -#error only <linux/bitops.h> can be included directly -#endif - -#include <linux/compiler.h> -#include <asm/system.h> -/* For __swab32 */ -#include <asm/byteorder.h> - -static __inline__ void set_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a |= mask; - local_irq_restore(flags); -} - -/* - * clear_bit() doesn't provide any barrier for the compiler. - */ -#define smp_mb__before_clear_bit() barrier() -#define smp_mb__after_clear_bit() barrier() -static inline void clear_bit(int nr, volatile unsigned long *a) -{ - int mask; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a &= ~mask; - local_irq_restore(flags); -} - -static __inline__ void change_bit(int nr, volatile void * addr) -{ - int mask; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - *a ^= mask; - local_irq_restore(flags); -} - -static __inline__ int test_and_set_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a |= mask; - local_irq_restore(flags); - - return retval; -} - -static __inline__ int test_and_clear_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a &= ~mask; - local_irq_restore(flags); - - return retval; -} - -static __inline__ int test_and_change_bit(int nr, volatile void * addr) -{ - int mask, retval; - volatile unsigned int *a = addr; - unsigned long flags; - - a += nr >> 5; - mask = 1 << (nr & 0x1f); - local_irq_save(flags); - retval = (mask & *a) != 0; - *a ^= mask; - local_irq_restore(flags); - - return retval; -} - -#include <asm-generic/bitops/non-atomic.h> - -static __inline__ unsigned long ffz(unsigned long word) -{ - unsigned long result, __d2, __d3; - - __asm__("gettr tr0, %2\n\t" - "pta $+32, tr0\n\t" - "andi %1, 1, %3\n\t" - "beq %3, r63, tr0\n\t" - "pta $+4, tr0\n" - "0:\n\t" - "shlri.l %1, 1, %1\n\t" - "addi %0, 1, %0\n\t" - "andi %1, 1, %3\n\t" - "beqi %3, 1, tr0\n" - "1:\n\t" - "ptabs %2, tr0\n\t" - : "=r" (result), "=r" (word), "=r" (__d2), "=r" (__d3) - : "0" (0L), "1" (word)); - - return result; -} - -#include <asm-generic/bitops/__ffs.h> -#include <asm-generic/bitops/find.h> -#include <asm-generic/bitops/hweight.h> -#include <asm-generic/bitops/lock.h> -#include <asm-generic/bitops/sched.h> -#include <asm-generic/bitops/ffs.h> -#include <asm-generic/bitops/ext2-non-atomic.h> -#include <asm-generic/bitops/ext2-atomic.h> -#include <asm-generic/bitops/minix.h> -#include <asm-generic/bitops/fls.h> -#include <asm-generic/bitops/fls64.h> - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_BITOPS_H */ diff --git a/include/asm-sh64/bug.h b/include/asm-sh64/bug.h deleted file mode 100644 index f3a9c92..0000000 --- a/include/asm-sh64/bug.h +++ /dev/null @@ -1,19 +0,0 @@ -#ifndef __ASM_SH64_BUG_H -#define __ASM_SH64_BUG_H - -#ifdef CONFIG_BUG -/* - * Tell the user there is some problem, then force a segfault (in process - * context) or a panic (interrupt context). - */ -#define BUG() do { \ - printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \ - *(volatile int *)0 = 0; \ -} while (0) - -#define HAVE_ARCH_BUG -#endif - -#include <asm-generic/bug.h> - -#endif /* __ASM_SH64_BUG_H */ diff --git a/include/asm-sh64/bugs.h b/include/asm-sh64/bugs.h deleted file mode 100644 index 05554aa..0000000 --- a/include/asm-sh64/bugs.h +++ /dev/null @@ -1,38 +0,0 @@ -#ifndef __ASM_SH64_BUGS_H -#define __ASM_SH64_BUGS_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/bugs.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -/* - * This is included by init/main.c to check for architecture-dependent bugs. - * - * Needs: - * void check_bugs(void); - */ - -/* - * I don't know of any Super-H bugs yet. - */ - -#include <asm/processor.h> - -static void __init check_bugs(void) -{ - extern char *get_cpu_subtype(void); - extern unsigned long loops_per_jiffy; - - cpu_data->loops_per_jiffy = loops_per_jiffy; - - printk("CPU: %s\n", get_cpu_subtype()); -} -#endif /* __ASM_SH64_BUGS_H */ diff --git a/include/asm-sh64/byteorder.h b/include/asm-sh64/byteorder.h deleted file mode 100644 index 7419d78..0000000 --- a/include/asm-sh64/byteorder.h +++ /dev/null @@ -1,49 +0,0 @@ -#ifndef __ASM_SH64_BYTEORDER_H -#define __ASM_SH64_BYTEORDER_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/byteorder.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#include <asm/types.h> - -static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) -{ - __asm__("byterev %0, %0\n\t" - "shari %0, 32, %0" - : "=r" (x) - : "0" (x)); - return x; -} - -static inline __attribute_const__ __u16 ___arch__swab16(__u16 x) -{ - __asm__("byterev %0, %0\n\t" - "shari %0, 48, %0" - : "=r" (x) - : "0" (x)); - return x; -} - -#define __arch__swab32(x) ___arch__swab32(x) -#define __arch__swab16(x) ___arch__swab16(x) - -#if !defined(__STRICT_ANSI__) || defined(__KERNEL__) -# define __BYTEORDER_HAS_U64__ -# define __SWAB_64_THRU_32__ -#endif - -#ifdef __LITTLE_ENDIAN__ -#include <linux/byteorder/little_endian.h> -#else -#include <linux/byteorder/big_endian.h> -#endif - -#endif /* __ASM_SH64_BYTEORDER_H */ diff --git a/include/asm-sh64/cayman.h b/include/asm-sh64/cayman.h deleted file mode 100644 index 7b6b968..0000000 --- a/include/asm-sh64/cayman.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/cayman.h - * - * Cayman definitions - * - * Global defintions for the SH5 Cayman board - * - * Copyright (C) 2002 Stuart Menefy - */ - - -/* Setup for the SMSC FDC37C935 / LAN91C100FD */ -#define SMSC_IRQ IRQ_IRL1 - -/* Setup for PCI Bus 2, which transmits interrupts via the EPLD */ -#define PCI2_IRQ IRQ_IRL3 diff --git a/include/asm-sh64/cpumask.h b/include/asm-sh64/cpumask.h deleted file mode 100644 index b7b105d..0000000 --- a/include/asm-sh64/cpumask.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_CPUMASK_H -#define __ASM_SH64_CPUMASK_H - -#include <asm-generic/cpumask.h> - -#endif /* __ASM_SH64_CPUMASK_H */ diff --git a/include/asm-sh64/cputime.h b/include/asm-sh64/cputime.h deleted file mode 100644 index 0fd89da..0000000 --- a/include/asm-sh64/cputime.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __SH64_CPUTIME_H -#define __SH64_CPUTIME_H - -#include <asm-generic/cputime.h> - -#endif /* __SH64_CPUTIME_H */ diff --git a/include/asm-sh64/current.h b/include/asm-sh64/current.h deleted file mode 100644 index 2612243..0000000 --- a/include/asm-sh64/current.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef __ASM_SH64_CURRENT_H -#define __ASM_SH64_CURRENT_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/current.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -#include <linux/thread_info.h> - -struct task_struct; - -static __inline__ struct task_struct * get_current(void) -{ - return current_thread_info()->task; -} - -#define current get_current() - -#endif /* __ASM_SH64_CURRENT_H */ - diff --git a/include/asm-sh64/delay.h b/include/asm-sh64/delay.h deleted file mode 100644 index 6ae3130..0000000 --- a/include/asm-sh64/delay.h +++ /dev/null @@ -1,11 +0,0 @@ -#ifndef __ASM_SH64_DELAY_H -#define __ASM_SH64_DELAY_H - -extern void __delay(int loops); -extern void __udelay(unsigned long long usecs, unsigned long lpj); -extern void __ndelay(unsigned long long nsecs, unsigned long lpj); -extern void udelay(unsigned long usecs); -extern void ndelay(unsigned long nsecs); - -#endif /* __ASM_SH64_DELAY_H */ - diff --git a/include/asm-sh64/device.h b/include/asm-sh64/device.h deleted file mode 100644 index d8f9872..0000000 --- a/include/asm-sh64/device.h +++ /dev/null @@ -1,7 +0,0 @@ -/* - * Arch specific extensions to struct device - * - * This file is released under the GPLv2 - */ -#include <asm-generic/device.h> - diff --git a/include/asm-sh64/div64.h b/include/asm-sh64/div64.h deleted file mode 100644 index f758695..0000000 --- a/include/asm-sh64/div64.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_DIV64_H -#define __ASM_SH64_DIV64_H - -#include <asm-generic/div64.h> - -#endif /* __ASM_SH64_DIV64_H */ diff --git a/include/asm-sh64/dma-mapping.h b/include/asm-sh64/dma-mapping.h deleted file mode 100644 index 18f8dd6..0000000 --- a/include/asm-sh64/dma-mapping.h +++ /dev/null @@ -1,194 +0,0 @@ -#ifndef __ASM_SH_DMA_MAPPING_H -#define __ASM_SH_DMA_MAPPING_H - -#include <linux/mm.h> -#include <linux/scatterlist.h> -#include <asm/io.h> - -struct pci_dev; -extern void *consistent_alloc(struct pci_dev *hwdev, size_t size, - dma_addr_t *dma_handle); -extern void consistent_free(struct pci_dev *hwdev, size_t size, - void *vaddr, dma_addr_t dma_handle); - -#define dma_supported(dev, mask) (1) - -static inline int dma_set_mask(struct device *dev, u64 mask) -{ - if (!dev->dma_mask || !dma_supported(dev, mask)) - return -EIO; - - *dev->dma_mask = mask; - - return 0; -} - -static inline void *dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag) -{ - return consistent_alloc(NULL, size, dma_handle); -} - -static inline void dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle) -{ - consistent_free(NULL, size, vaddr, dma_handle); -} - -#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) -#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) -#define dma_is_consistent(d, h) (1) - -static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction dir) -{ - unsigned long start = (unsigned long) vaddr; - unsigned long s = start & L1_CACHE_ALIGN_MASK; - unsigned long e = (start + size) & L1_CACHE_ALIGN_MASK; - - for (; s <= e; s += L1_CACHE_BYTES) - asm volatile ("ocbp %0, 0" : : "r" (s)); -} - -static inline dma_addr_t dma_map_single(struct device *dev, - void *ptr, size_t size, - enum dma_data_direction dir) -{ -#if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT) - if (dev->bus == &pci_bus_type) - return virt_to_phys(ptr); -#endif - dma_cache_sync(dev, ptr, size, dir); - - return virt_to_phys(ptr); -} - -#define dma_unmap_single(dev, addr, size, dir) do { } while (0) - -static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir) -{ - int i; - - for (i = 0; i < nents; i++) { -#if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT) - dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir); -#endif - sg[i].dma_address = sg_phys(&sg[i]); - } - - return nents; -} - -#define dma_unmap_sg(dev, sg, nents, dir) do { } while (0) - -static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, - unsigned long offset, size_t size, - enum dma_data_direction dir) -{ - return dma_map_single(dev, page_address(page) + offset, size, dir); -} - -static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address, - size_t size, enum dma_data_direction dir) -{ - dma_unmap_single(dev, dma_address, size, dir); -} - -static inline void dma_sync_single(struct device *dev, dma_addr_t dma_handle, - size_t size, enum dma_data_direction dir) -{ -#if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT) - if (dev->bus == &pci_bus_type) - return; -#endif - dma_cache_sync(dev, phys_to_virt(dma_handle), size, dir); -} - -static inline void dma_sync_single_range(struct device *dev, - dma_addr_t dma_handle, - unsigned long offset, size_t size, - enum dma_data_direction dir) -{ -#if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT) - if (dev->bus == &pci_bus_type) - return; -#endif - dma_cache_sync(dev, phys_to_virt(dma_handle) + offset, size, dir); -} - -static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg, - int nelems, enum dma_data_direction dir) -{ - int i; - - for (i = 0; i < nelems; i++) { -#if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT) - dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir); -#endif - sg[i].dma_address = sg_phys(&sg[i]); - } -} - -static inline void dma_sync_single_for_cpu(struct device *dev, - dma_addr_t dma_handle, size_t size, - enum dma_data_direction dir) -{ - dma_sync_single(dev, dma_handle, size, dir); -} - -static inline void dma_sync_single_for_device(struct device *dev, - dma_addr_t dma_handle, size_t size, - enum dma_data_direction dir) -{ - dma_sync_single(dev, dma_handle, size, dir); -} - -static inline void dma_sync_single_range_for_cpu(struct device *dev, - dma_addr_t dma_handle, - unsigned long offset, - size_t size, - enum dma_data_direction direction) -{ - dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction); -} - -static inline void dma_sync_single_range_for_device(struct device *dev, - dma_addr_t dma_handle, - unsigned long offset, - size_t size, - enum dma_data_direction direction) -{ - dma_sync_single_for_device(dev, dma_handle+offset, size, direction); -} - -static inline void dma_sync_sg_for_cpu(struct device *dev, - struct scatterlist *sg, int nelems, - enum dma_data_direction dir) -{ - dma_sync_sg(dev, sg, nelems, dir); -} - -static inline void dma_sync_sg_for_device(struct device *dev, - struct scatterlist *sg, int nelems, - enum dma_data_direction dir) -{ - dma_sync_sg(dev, sg, nelems, dir); -} - -static inline int dma_get_cache_alignment(void) -{ - /* - * Each processor family will define its own L1_CACHE_SHIFT, - * L1_CACHE_BYTES wraps to this, so this is always safe. - */ - return L1_CACHE_BYTES; -} - -static inline int dma_mapping_error(dma_addr_t dma_addr) -{ - return dma_addr == 0; -} - -#endif /* __ASM_SH_DMA_MAPPING_H */ - diff --git a/include/asm-sh64/dma.h b/include/asm-sh64/dma.h deleted file mode 100644 index e701f39..0000000 --- a/include/asm-sh64/dma.h +++ /dev/null @@ -1,41 +0,0 @@ -#ifndef __ASM_SH64_DMA_H -#define __ASM_SH64_DMA_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/dma.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -#include <linux/mm.h> -#include <asm/io.h> -#include <asm/pgtable.h> - -#define MAX_DMA_CHANNELS 4 - -/* - * SH5 can DMA in any memory area. - * - * The static definition is dodgy because it should limit - * the highest DMA-able address based on the actual - * Physical memory available. This is actually performed - * at run time in defining the memory allowed to DMA_ZONE. - */ -#define MAX_DMA_ADDRESS ~(NPHYS_MASK) - -#define DMA_MODE_READ 0 -#define DMA_MODE_WRITE 1 - -#ifdef CONFIG_PCI -extern int isa_dma_bridge_buggy; -#else -#define isa_dma_bridge_buggy (0) -#endif - -#endif /* __ASM_SH64_DMA_H */ diff --git a/include/asm-sh64/elf.h b/include/asm-sh64/elf.h deleted file mode 100644 index f994286..0000000 --- a/include/asm-sh64/elf.h +++ /dev/null @@ -1,107 +0,0 @@ -#ifndef __ASM_SH64_ELF_H -#define __ASM_SH64_ELF_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/elf.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* - * ELF register definitions.. - */ - -#include <asm/ptrace.h> -#include <asm/user.h> -#include <asm/byteorder.h> - -typedef unsigned long elf_greg_t; - -#define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t)) -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; - -typedef struct user_fpu_struct elf_fpregset_t; - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) ( (x)->e_machine == EM_SH ) - -/* - * These are used to set parameters in the core dumps. - */ -#define ELF_CLASS ELFCLASS32 -#ifdef __LITTLE_ENDIAN__ -#define ELF_DATA ELFDATA2LSB -#else -#define ELF_DATA ELFDATA2MSB -#endif -#define ELF_ARCH EM_SH - -#define USE_ELF_CORE_DUMP -#define ELF_EXEC_PAGESIZE 4096 - -/* This is the location that an ET_DYN program is loaded if exec'ed. Typical - use of this is to invoke "./ld.so someprog" to test out a new version of - the loader. We need to make sure that it is out of the way of the program - that it will "exec", and that there is sufficient room for the brk. */ - -#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) - -#define R_SH_DIR32 1 -#define R_SH_REL32 2 -#define R_SH_IMM_LOW16 246 -#define R_SH_IMM_LOW16_PCREL 247 -#define R_SH_IMM_MEDLOW16 248 -#define R_SH_IMM_MEDLOW16_PCREL 249 - -#define ELF_CORE_COPY_REGS(_dest,_regs) \ - memcpy((char *) &_dest, (char *) _regs, \ - sizeof(struct pt_regs)); - -/* This yields a mask that user programs can use to figure out what - instruction set this CPU supports. This could be done in user space, - but it's not easy, and we've already done it here. */ - -#define ELF_HWCAP (0) - -/* This yields a string that ld.so will use to load implementation - specific libraries for optimization. This is more specific in - intent than poking at uname or /proc/cpuinfo. - - For the moment, we have only optimizations for the Intel generations, - but that could change... */ - -#define ELF_PLATFORM (NULL) - -#define ELF_PLAT_INIT(_r, load_addr) \ - do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ - _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ - _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ - _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; _r->regs[15]=0; \ - _r->regs[16]=0; _r->regs[17]=0; _r->regs[18]=0; _r->regs[19]=0; \ - _r->regs[20]=0; _r->regs[21]=0; _r->regs[22]=0; _r->regs[23]=0; \ - _r->regs[24]=0; _r->regs[25]=0; _r->regs[26]=0; _r->regs[27]=0; \ - _r->regs[28]=0; _r->regs[29]=0; _r->regs[30]=0; _r->regs[31]=0; \ - _r->regs[32]=0; _r->regs[33]=0; _r->regs[34]=0; _r->regs[35]=0; \ - _r->regs[36]=0; _r->regs[37]=0; _r->regs[38]=0; _r->regs[39]=0; \ - _r->regs[40]=0; _r->regs[41]=0; _r->regs[42]=0; _r->regs[43]=0; \ - _r->regs[44]=0; _r->regs[45]=0; _r->regs[46]=0; _r->regs[47]=0; \ - _r->regs[48]=0; _r->regs[49]=0; _r->regs[50]=0; _r->regs[51]=0; \ - _r->regs[52]=0; _r->regs[53]=0; _r->regs[54]=0; _r->regs[55]=0; \ - _r->regs[56]=0; _r->regs[57]=0; _r->regs[58]=0; _r->regs[59]=0; \ - _r->regs[60]=0; _r->regs[61]=0; _r->regs[62]=0; \ - _r->tregs[0]=0; _r->tregs[1]=0; _r->tregs[2]=0; _r->tregs[3]=0; \ - _r->tregs[4]=0; _r->tregs[5]=0; _r->tregs[6]=0; _r->tregs[7]=0; \ - _r->sr = SR_FD | SR_MMU; } while (0) - -#ifdef __KERNEL__ -#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT) -#endif - -#endif /* __ASM_SH64_ELF_H */ diff --git a/include/asm-sh64/emergency-restart.h b/include/asm-sh64/emergency-restart.h deleted file mode 100644 index 108d8c4..0000000 --- a/include/asm-sh64/emergency-restart.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_EMERGENCY_RESTART_H -#define _ASM_EMERGENCY_RESTART_H - -#include <asm-generic/emergency-restart.h> - -#endif /* _ASM_EMERGENCY_RESTART_H */ diff --git a/include/asm-sh64/errno.h b/include/asm-sh64/errno.h deleted file mode 100644 index 57b46d4..0000000 --- a/include/asm-sh64/errno.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_ERRNO_H -#define __ASM_SH64_ERRNO_H - -#include <asm-generic/errno.h> - -#endif /* __ASM_SH64_ERRNO_H */ diff --git a/include/asm-sh64/fb.h b/include/asm-sh64/fb.h deleted file mode 100644 index d92e99c..0000000 --- a/include/asm-sh64/fb.h +++ /dev/null @@ -1,19 +0,0 @@ -#ifndef _ASM_FB_H_ -#define _ASM_FB_H_ - -#include <linux/fb.h> -#include <linux/fs.h> -#include <asm/page.h> - -static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, - unsigned long off) -{ - vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); -} - -static inline int fb_is_primary_device(struct fb_info *info) -{ - return 0; -} - -#endif /* _ASM_FB_H_ */ diff --git a/include/asm-sh64/fcntl.h b/include/asm-sh64/fcntl.h deleted file mode 100644 index 744dd79..0000000 --- a/include/asm-sh64/fcntl.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-sh/fcntl.h> diff --git a/include/asm-sh64/futex.h b/include/asm-sh64/futex.h deleted file mode 100644 index 6a332a9..0000000 --- a/include/asm-sh64/futex.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_FUTEX_H -#define _ASM_FUTEX_H - -#include <asm-generic/futex.h> - -#endif diff --git a/include/asm-sh64/gpio.h b/include/asm-sh64/gpio.h deleted file mode 100644 index 6bc5a13..0000000 --- a/include/asm-sh64/gpio.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef __ASM_SH64_GPIO_H -#define __ASM_SH64_GPIO_H - -/* - * This is just a stub, so that every arch using sh-sci has a gpio.h - */ - -#endif /* __ASM_SH64_GPIO_H */ diff --git a/include/asm-sh64/hardirq.h b/include/asm-sh64/hardirq.h deleted file mode 100644 index 555fd7a..0000000 --- a/include/asm-sh64/hardirq.h +++ /dev/null @@ -1,18 +0,0 @@ -#ifndef __ASM_SH64_HARDIRQ_H -#define __ASM_SH64_HARDIRQ_H - -#include <linux/threads.h> -#include <linux/irq.h> - -/* entry.S is sensitive to the offsets of these fields */ -typedef struct { - unsigned int __softirq_pending; -} ____cacheline_aligned irq_cpustat_t; - -#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ - -/* arch/sh64/kernel/irq.c */ -extern void ack_bad_irq(unsigned int irq); - -#endif /* __ASM_SH64_HARDIRQ_H */ - diff --git a/include/asm-sh64/hardware.h b/include/asm-sh64/hardware.h deleted file mode 100644 index 931c1ad..0000000 --- a/include/asm-sh64/hardware.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef __ASM_SH64_HARDWARE_H -#define __ASM_SH64_HARDWARE_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/hardware.h - * - * Copyright (C) 2002 Stuart Menefy - * Copyright (C) 2003 Paul Mundt - * - * Defitions of the locations of registers in the physical address space. - */ - -#define PHYS_PERIPHERAL_BLOCK 0x09000000 -#define PHYS_DMAC_BLOCK 0x0e000000 -#define PHYS_PCI_BLOCK 0x60000000 -#define PHYS_EMI_BLOCK 0xff000000 - -#endif /* __ASM_SH64_HARDWARE_H */ diff --git a/include/asm-sh64/hw_irq.h b/include/asm-sh64/hw_irq.h deleted file mode 100644 index ebb3908..0000000 --- a/include/asm-sh64/hw_irq.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef __ASM_SH64_HW_IRQ_H -#define __ASM_SH64_HW_IRQ_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/hw_irq.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#endif /* __ASM_SH64_HW_IRQ_H */ diff --git a/include/asm-sh64/ide.h b/include/asm-sh64/ide.h deleted file mode 100644 index b6e31e8..0000000 --- a/include/asm-sh64/ide.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * linux/include/asm-sh64/ide.h - * - * Copyright (C) 1994-1996 Linus Torvalds & authors - * - * sh64 version by Richard Curnow & Paul Mundt - */ - -/* - * This file contains the sh64 architecture specific IDE code. - */ - -#ifndef __ASM_SH64_IDE_H -#define __ASM_SH64_IDE_H - -#ifdef __KERNEL__ - - -/* Without this, the initialisation of PCI IDE cards end up calling - * ide_init_hwif_ports, which won't work. */ -#ifdef CONFIG_BLK_DEV_IDEPCI -#define ide_default_io_ctl(base) (0) -#endif - -#include <asm-generic/ide_iops.h> - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_IDE_H */ diff --git a/include/asm-sh64/io.h b/include/asm-sh64/io.h deleted file mode 100644 index 7bd7314..0000000 --- a/include/asm-sh64/io.h +++ /dev/null @@ -1,196 +0,0 @@ -#ifndef __ASM_SH64_IO_H -#define __ASM_SH64_IO_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/io.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -/* - * Convention: - * read{b,w,l}/write{b,w,l} are for PCI, - * while in{b,w,l}/out{b,w,l} are for ISA - * These may (will) be platform specific function. - * - * In addition, we have - * ctrl_in{b,w,l}/ctrl_out{b,w,l} for SuperH specific I/O. - * which are processor specific. Address should be the result of - * onchip_remap(); - */ - -#include <linux/compiler.h> -#include <asm/cache.h> -#include <asm/system.h> -#include <asm/page.h> -#include <asm-generic/iomap.h> - -/* - * Nothing overly special here.. instead of doing the same thing - * over and over again, we just define a set of sh64_in/out functions - * with an implicit size. The traditional read{b,w,l}/write{b,w,l} - * mess is wrapped to this, as are the SH-specific ctrl_in/out routines. - */ -static inline unsigned char sh64_in8(const volatile void __iomem *addr) -{ - return *(volatile unsigned char __force *)addr; -} - -static inline unsigned short sh64_in16(const volatile void __iomem *addr) -{ - return *(volatile unsigned short __force *)addr; -} - -static inline unsigned int sh64_in32(const volatile void __iomem *addr) -{ - return *(volatile unsigned int __force *)addr; -} - -static inline unsigned long long sh64_in64(const volatile void __iomem *addr) -{ - return *(volatile unsigned long long __force *)addr; -} - -static inline void sh64_out8(unsigned char b, volatile void __iomem *addr) -{ - *(volatile unsigned char __force *)addr = b; - wmb(); -} - -static inline void sh64_out16(unsigned short b, volatile void __iomem *addr) -{ - *(volatile unsigned short __force *)addr = b; - wmb(); -} - -static inline void sh64_out32(unsigned int b, volatile void __iomem *addr) -{ - *(volatile unsigned int __force *)addr = b; - wmb(); -} - -static inline void sh64_out64(unsigned long long b, volatile void __iomem *addr) -{ - *(volatile unsigned long long __force *)addr = b; - wmb(); -} - -#define readb(addr) sh64_in8(addr) -#define readw(addr) sh64_in16(addr) -#define readl(addr) sh64_in32(addr) -#define readb_relaxed(addr) sh64_in8(addr) -#define readw_relaxed(addr) sh64_in16(addr) -#define readl_relaxed(addr) sh64_in32(addr) - -#define writeb(b, addr) sh64_out8(b, addr) -#define writew(b, addr) sh64_out16(b, addr) -#define writel(b, addr) sh64_out32(b, addr) - -#define ctrl_inb(addr) sh64_in8(ioport_map(addr, 1)) -#define ctrl_inw(addr) sh64_in16(ioport_map(addr, 2)) -#define ctrl_inl(addr) sh64_in32(ioport_map(addr, 4)) - -#define ctrl_outb(b, addr) sh64_out8(b, ioport_map(addr, 1)) -#define ctrl_outw(b, addr) sh64_out16(b, ioport_map(addr, 2)) -#define ctrl_outl(b, addr) sh64_out32(b, ioport_map(addr, 4)) - -#define ioread8(addr) sh64_in8(addr) -#define ioread16(addr) sh64_in16(addr) -#define ioread32(addr) sh64_in32(addr) -#define iowrite8(b, addr) sh64_out8(b, addr) -#define iowrite16(b, addr) sh64_out16(b, addr) -#define iowrite32(b, addr) sh64_out32(b, addr) - -#define inb(addr) ctrl_inb(addr) -#define inw(addr) ctrl_inw(addr) -#define inl(addr) ctrl_inl(addr) -#define outb(b, addr) ctrl_outb(b, addr) -#define outw(b, addr) ctrl_outw(b, addr) -#define outl(b, addr) ctrl_outl(b, addr) - -void outsw(unsigned long port, const void *addr, unsigned long count); -void insw(unsigned long port, void *addr, unsigned long count); -void outsl(unsigned long port, const void *addr, unsigned long count); -void insl(unsigned long port, void *addr, unsigned long count); - -#define inb_p(addr) inb(addr) -#define inw_p(addr) inw(addr) -#define inl_p(addr) inl(addr) -#define outb_p(x,addr) outb(x,addr) -#define outw_p(x,addr) outw(x,addr) -#define outl_p(x,addr) outl(x,addr) - -#define __raw_readb readb -#define __raw_readw readw -#define __raw_readl readl -#define __raw_writeb writeb -#define __raw_writew writew -#define __raw_writel writel - -void memcpy_toio(void __iomem *to, const void *from, long count); -void memcpy_fromio(void *to, void __iomem *from, long count); - -#define mmiowb() - -#ifdef __KERNEL__ - -#ifdef CONFIG_SH_CAYMAN -extern unsigned long smsc_superio_virt; -#endif -#ifdef CONFIG_PCI -extern unsigned long pciio_virt; -#endif - -#define IO_SPACE_LIMIT 0xffffffff - -/* - * Change virtual addresses to physical addresses and vv. - * These are trivial on the 1:1 Linux/SuperH mapping - */ -static inline unsigned long virt_to_phys(volatile void * address) -{ - return __pa(address); -} - -static inline void * phys_to_virt(unsigned long address) -{ - return __va(address); -} - -extern void * __ioremap(unsigned long phys_addr, unsigned long size, - unsigned long flags); - -static inline void * ioremap(unsigned long phys_addr, unsigned long size) -{ - return __ioremap(phys_addr, size, 1); -} - -static inline void * ioremap_nocache (unsigned long phys_addr, unsigned long size) -{ - return __ioremap(phys_addr, size, 0); -} - -extern void iounmap(void *addr); - -unsigned long onchip_remap(unsigned long addr, unsigned long size, const char* name); -extern void onchip_unmap(unsigned long vaddr); - -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p - -#endif /* __KERNEL__ */ -#endif /* __ASM_SH64_IO_H */ diff --git a/include/asm-sh64/ioctl.h b/include/asm-sh64/ioctl.h deleted file mode 100644 index b279fe0..0000000 --- a/include/asm-sh64/ioctl.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/ioctl.h> diff --git a/include/asm-sh64/ioctls.h b/include/asm-sh64/ioctls.h deleted file mode 100644 index 6b0c04f..0000000 --- a/include/asm-sh64/ioctls.h +++ /dev/null @@ -1,116 +0,0 @@ -#ifndef __ASM_SH64_IOCTLS_H -#define __ASM_SH64_IOCTLS_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/ioctls.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2004 Richard Curnow - * - */ - -#include <asm/ioctl.h> - -#define FIOCLEX 0x6601 /* _IO('f', 1) */ -#define FIONCLEX 0x6602 /* _IO('f', 2) */ -#define FIOASYNC 0x4004667d /* _IOW('f', 125, int) */ -#define FIONBIO 0x4004667e /* _IOW('f', 126, int) */ -#define FIONREAD 0x8004667f /* _IOW('f', 127, int) */ -#define TIOCINQ FIONREAD -#define FIOQSIZE 0x80086680 /* _IOR('f', 128, loff_t) */ - -#define TCGETS 0x5401 -#define TCSETS 0x5402 -#define TCSETSW 0x5403 -#define TCSETSF 0x5404 - -#define TCGETA 0x80127417 /* _IOR('t', 23, struct termio) */ -#define TCSETA 0x40127418 /* _IOW('t', 24, struct termio) */ -#define TCSETAW 0x40127419 /* _IOW('t', 25, struct termio) */ -#define TCSETAF 0x4012741c /* _IOW('t', 28, struct termio) */ - -#define TCSBRK 0x741d /* _IO('t', 29) */ -#define TCXONC 0x741e /* _IO('t', 30) */ -#define TCFLSH 0x741f /* _IO('t', 31) */ - -#define TIOCSWINSZ 0x40087467 /* _IOW('t', 103, struct winsize) */ -#define TIOCGWINSZ 0x80087468 /* _IOR('t', 104, struct winsize) */ -#define TIOCSTART 0x746e /* _IO('t', 110) start output, like ^Q */ -#define TIOCSTOP 0x746f /* _IO('t', 111) stop output, like ^S */ -#define TIOCOUTQ 0x80047473 /* _IOR('t', 115, int) output queue size */ - -#define TIOCSPGRP 0x40047476 /* _IOW('t', 118, int) */ -#define TIOCGPGRP 0x80047477 /* _IOR('t', 119, int) */ - -#define TIOCEXCL 0x540c /* _IO('T', 12) */ -#define TIOCNXCL 0x540d /* _IO('T', 13) */ -#define TIOCSCTTY 0x540e /* _IO('T', 14) */ - -#define TIOCSTI 0x40015412 /* _IOW('T', 18, char) 0x5412 */ -#define TIOCMGET 0x80045415 /* _IOR('T', 21, unsigned int) 0x5415 */ -#define TIOCMBIS 0x40045416 /* _IOW('T', 22, unsigned int) 0x5416 */ -#define TIOCMBIC 0x40045417 /* _IOW('T', 23, unsigned int) 0x5417 */ -#define TIOCMSET 0x40045418 /* _IOW('T', 24, unsigned int) 0x5418 */ - -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG - -#define TIOCGSOFTCAR 0x80045419 /* _IOR('T', 25, unsigned int) 0x5419 */ -#define TIOCSSOFTCAR 0x4004541a /* _IOW('T', 26, unsigned int) 0x541A */ -#define TIOCLINUX 0x4004541c /* _IOW('T', 28, char) 0x541C */ -#define TIOCCONS 0x541d /* _IO('T', 29) */ -#define TIOCGSERIAL 0x803c541e /* _IOR('T', 30, struct serial_struct) 0x541E */ -#define TIOCSSERIAL 0x403c541f /* _IOW('T', 31, struct serial_struct) 0x541F */ -#define TIOCPKT 0x40045420 /* _IOW('T', 32, int) 0x5420 */ - -#define TIOCPKT_DATA 0 -#define TIOCPKT_FLUSHREAD 1 -#define TIOCPKT_FLUSHWRITE 2 -#define TIOCPKT_STOP 4 -#define TIOCPKT_START 8 -#define TIOCPKT_NOSTOP 16 -#define TIOCPKT_DOSTOP 32 - - -#define TIOCNOTTY 0x5422 /* _IO('T', 34) */ -#define TIOCSETD 0x40045423 /* _IOW('T', 35, int) 0x5423 */ -#define TIOCGETD 0x80045424 /* _IOR('T', 36, int) 0x5424 */ -#define TCSBRKP 0x40045424 /* _IOW('T', 37, int) 0x5425 */ /* Needed for POSIX tcsendbreak() */ -#define TIOCTTYGSTRUCT 0x8c105426 /* _IOR('T', 38, struct tty_struct) 0x5426 */ /* For debugging only */ -#define TIOCSBRK 0x5427 /* _IO('T', 39) */ /* BSD compatibility */ -#define TIOCCBRK 0x5428 /* _IO('T', 40) */ /* BSD compatibility */ -#define TIOCGSID 0x80045429 /* _IOR('T', 41, pid_t) 0x5429 */ /* Return the session ID of FD */ -#define TIOCGPTN 0x80045430 /* _IOR('T',0x30, unsigned int) 0x5430 Get Pty Number (of pty-mux device) */ -#define TIOCSPTLCK 0x40045431 /* _IOW('T',0x31, int) Lock/unlock Pty */ - -#define TIOCSERCONFIG 0x5453 /* _IO('T', 83) */ -#define TIOCSERGWILD 0x80045454 /* _IOR('T', 84, int) 0x5454 */ -#define TIOCSERSWILD 0x40045455 /* _IOW('T', 85, int) 0x5455 */ -#define TIOCGLCKTRMIOS 0x5456 -#define TIOCSLCKTRMIOS 0x5457 -#define TIOCSERGSTRUCT 0x80d85458 /* _IOR('T', 88, struct async_struct) 0x5458 */ /* For debugging only */ -#define TIOCSERGETLSR 0x80045459 /* _IOR('T', 89, unsigned int) 0x5459 */ /* Get line status register */ - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ -#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ - -#define TIOCSERGETMULTI 0x80a8545a /* _IOR('T', 90, struct serial_multiport_struct) 0x545A */ /* Get multiport config */ -#define TIOCSERSETMULTI 0x40a8545b /* _IOW('T', 91, struct serial_multiport_struct) 0x545B */ /* Set multiport config */ - -#define TIOCMIWAIT 0x545c /* _IO('T', 92) wait for a change on serial input line(s) */ -#define TIOCGICOUNT 0x545d /* read serial port inline interrupt counts */ - -#endif /* __ASM_SH64_IOCTLS_H */ diff --git a/include/asm-sh64/ipcbuf.h b/include/asm-sh64/ipcbuf.h deleted file mode 100644 index c441e35..0000000 --- a/include/asm-sh64/ipcbuf.h +++ /dev/null @@ -1,40 +0,0 @@ -#ifndef __ASM_SH64_IPCBUF_H__ -#define __ASM_SH64_IPCBUF_H__ - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/ipcbuf.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* - * The ipc64_perm structure for i386 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 32-bit mode_t and seq - * - 2 miscellaneous 32-bit values - */ - -struct ipc64_perm -{ - __kernel_key_t key; - __kernel_uid32_t uid; - __kernel_gid32_t gid; - __kernel_uid32_t cuid; - __kernel_gid32_t cgid; - __kernel_mode_t mode; - unsigned short __pad1; - unsigned short seq; - unsigned short __pad2; - unsigned long __unused1; - unsigned long __unused2; -}; - -#endif /* __ASM_SH64_IPCBUF_H__ */ diff --git a/include/asm-sh64/irq_regs.h b/include/asm-sh64/irq_regs.h deleted file mode 100644 index 3dd9c0b..0000000 --- a/include/asm-sh64/irq_regs.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/irq_regs.h> diff --git a/include/asm-sh64/kdebug.h b/include/asm-sh64/kdebug.h deleted file mode 100644 index 6ece1b0..0000000 --- a/include/asm-sh64/kdebug.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/kdebug.h> diff --git a/include/asm-sh64/keyboard.h b/include/asm-sh64/keyboard.h deleted file mode 100644 index 0b01c3b..0000000 --- a/include/asm-sh64/keyboard.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * linux/include/asm-shmedia/keyboard.h - * - * Copied from i386 version: - * Created 3 Nov 1996 by Geert Uytterhoeven - */ - -/* - * This file contains the i386 architecture specific keyboard definitions - */ - -#ifndef __ASM_SH64_KEYBOARD_H -#define __ASM_SH64_KEYBOARD_H - -#ifdef __KERNEL__ - -#include <linux/kernel.h> -#include <linux/ioport.h> -#include <asm/io.h> - -#ifdef CONFIG_SH_CAYMAN -#define KEYBOARD_IRQ (START_EXT_IRQS + 2) /* SMSC SuperIO IRQ 1 */ -#endif -#define DISABLE_KBD_DURING_INTERRUPTS 0 - -extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode); -extern int pckbd_getkeycode(unsigned int scancode); -extern int pckbd_translate(unsigned char scancode, unsigned char *keycode, - char raw_mode); -extern char pckbd_unexpected_up(unsigned char keycode); -extern void pckbd_leds(unsigned char leds); -extern void pckbd_init_hw(void); - -#define kbd_setkeycode pckbd_setkeycode -#define kbd_getkeycode pckbd_getkeycode -#define kbd_translate pckbd_translate -#define kbd_unexpected_up pckbd_unexpected_up -#define kbd_leds pckbd_leds -#define kbd_init_hw pckbd_init_hw - -/* resource allocation */ -#define kbd_request_region() -#define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \ - "keyboard", NULL) - -/* How to access the keyboard macros on this platform. */ -#define kbd_read_input() inb(KBD_DATA_REG) -#define kbd_read_status() inb(KBD_STATUS_REG) -#define kbd_write_output(val) outb(val, KBD_DATA_REG) -#define kbd_write_command(val) outb(val, KBD_CNTL_REG) - -/* Some stoneage hardware needs delays after some operations. */ -#define kbd_pause() do { } while(0) - -/* - * Machine specific bits for the PS/2 driver - */ - -#ifdef CONFIG_SH_CAYMAN -#define AUX_IRQ (START_EXT_IRQS + 6) /* SMSC SuperIO IRQ12 */ -#endif - -#define aux_request_irq(hand, dev_id) \ - request_irq(AUX_IRQ, hand, IRQF_SHARED, "PS2 Mouse", dev_id) - -#define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id) - -#endif /* __KERNEL__ */ -#endif /* __ASM_SH64_KEYBOARD_H */ - diff --git a/include/asm-sh64/kmap_types.h b/include/asm-sh64/kmap_types.h deleted file mode 100644 index 2ae7c75..0000000 --- a/include/asm-sh64/kmap_types.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ASM_SH64_KMAP_TYPES_H -#define __ASM_SH64_KMAP_TYPES_H - -#include <asm-sh/kmap_types.h> - -#endif /* __ASM_SH64_KMAP_TYPES_H */ - diff --git a/include/asm-sh64/linkage.h b/include/asm-sh64/linkage.h deleted file mode 100644 index 1dd0e84..0000000 --- a/include/asm-sh64/linkage.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ASM_SH64_LINKAGE_H -#define __ASM_SH64_LINKAGE_H - -#include <asm-sh/linkage.h> - -#endif /* __ASM_SH64_LINKAGE_H */ - diff --git a/include/asm-sh64/local.h b/include/asm-sh64/local.h deleted file mode 100644 index d9bd95d..0000000 --- a/include/asm-sh64/local.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ASM_SH64_LOCAL_H -#define __ASM_SH64_LOCAL_H - -#include <asm-generic/local.h> - -#endif /* __ASM_SH64_LOCAL_H */ - diff --git a/include/asm-sh64/mc146818rtc.h b/include/asm-sh64/mc146818rtc.h deleted file mode 100644 index 6cd3aec..0000000 --- a/include/asm-sh64/mc146818rtc.h +++ /dev/null @@ -1,7 +0,0 @@ -/* - * linux/include/asm-sh64/mc146818rtc.h - * -*/ - -/* For now, an empty place-holder to get IDE to compile. */ - diff --git a/include/asm-sh64/mman.h b/include/asm-sh64/mman.h deleted file mode 100644 index a9be6d8..0000000 --- a/include/asm-sh64/mman.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_MMAN_H -#define __ASM_SH64_MMAN_H - -#include <asm-sh/mman.h> - -#endif /* __ASM_SH64_MMAN_H */ diff --git a/include/asm-sh64/mmu.h b/include/asm-sh64/mmu.h deleted file mode 100644 index ccd36d2..0000000 --- a/include/asm-sh64/mmu.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __MMU_H -#define __MMU_H - -/* Default "unsigned long" context */ -typedef unsigned long mm_context_t; - -#endif diff --git a/include/asm-sh64/mmu_context.h b/include/asm-sh64/mmu_context.h deleted file mode 100644 index 507bf72..0000000 --- a/include/asm-sh64/mmu_context.h +++ /dev/null @@ -1,208 +0,0 @@ -#ifndef __ASM_SH64_MMU_CONTEXT_H -#define __ASM_SH64_MMU_CONTEXT_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/mmu_context.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - * ASID handling idea taken from MIPS implementation. - * - */ - -#ifndef __ASSEMBLY__ - -/* - * Cache of MMU context last used. - * - * The MMU "context" consists of two things: - * (a) TLB cache version (or cycle, top 24 bits of mmu_context_cache) - * (b) ASID (Address Space IDentifier, bottom 8 bits of mmu_context_cache) - */ -extern unsigned long mmu_context_cache; - -#include <asm/page.h> -#include <asm-generic/mm_hooks.h> - -/* Current mm's pgd */ -extern pgd_t *mmu_pdtp_cache; - -#define SR_ASID_MASK 0xffffffffff00ffffULL -#define SR_ASID_SHIFT 16 - -#define MMU_CONTEXT_ASID_MASK 0x000000ff -#define MMU_CONTEXT_VERSION_MASK 0xffffff00 -#define MMU_CONTEXT_FIRST_VERSION 0x00000100 -#define NO_CONTEXT 0 - -/* ASID is 8-bit value, so it can't be 0x100 */ -#define MMU_NO_ASID 0x100 - - -/* - * Virtual Page Number mask - */ -#define MMU_VPN_MASK 0xfffff000 - -static inline void -get_new_mmu_context(struct mm_struct *mm) -{ - extern void flush_tlb_all(void); - extern void flush_cache_all(void); - - unsigned long mc = ++mmu_context_cache; - - if (!(mc & MMU_CONTEXT_ASID_MASK)) { - /* We exhaust ASID of this version. - Flush all TLB and start new cycle. */ - flush_tlb_all(); - /* We have to flush all caches as ASIDs are - used in cache */ - flush_cache_all(); - /* Fix version if needed. - Note that we avoid version #0/asid #0 to distingush NO_CONTEXT. */ - if (!mc) - mmu_context_cache = mc = MMU_CONTEXT_FIRST_VERSION; - } - mm->context = mc; -} - -/* - * Get MMU context if needed. - */ -static __inline__ void -get_mmu_context(struct mm_struct *mm) -{ - if (mm) { - unsigned long mc = mmu_context_cache; - /* Check if we have old version of context. - If it's old, we need to get new context with new version. */ - if ((mm->context ^ mc) & MMU_CONTEXT_VERSION_MASK) - get_new_mmu_context(mm); - } -} - -/* - * Initialize the context related info for a new mm_struct - * instance. - */ -static inline int init_new_context(struct task_struct *tsk, - struct mm_struct *mm) -{ - mm->context = NO_CONTEXT; - - return 0; -} - -/* - * Destroy context related info for an mm_struct that is about - * to be put to rest. - */ -static inline void destroy_context(struct mm_struct *mm) -{ - extern void flush_tlb_mm(struct mm_struct *mm); - - /* Well, at least free TLB entries */ - flush_tlb_mm(mm); -} - -#endif /* __ASSEMBLY__ */ - -/* Common defines */ -#define TLB_STEP 0x00000010 -#define TLB_PTEH 0x00000000 -#define TLB_PTEL 0x00000008 - -/* PTEH defines */ -#define PTEH_ASID_SHIFT 2 -#define PTEH_VALID 0x0000000000000001 -#define PTEH_SHARED 0x0000000000000002 -#define PTEH_MATCH_ASID 0x00000000000003ff - -#ifndef __ASSEMBLY__ -/* This has to be a common function because the next location to fill - * information is shared. */ -extern void __do_tlb_refill(unsigned long address, unsigned long long is_text_not_data, pte_t *pte); - -/* Profiling counter. */ -#ifdef CONFIG_SH64_PROC_TLB -extern unsigned long long calls_to_do_fast_page_fault; -#endif - -static inline unsigned long get_asid(void) -{ - unsigned long long sr; - - asm volatile ("getcon " __SR ", %0\n\t" - : "=r" (sr)); - - sr = (sr >> SR_ASID_SHIFT) & MMU_CONTEXT_ASID_MASK; - return (unsigned long) sr; -} - -/* Set ASID into SR */ -static inline void set_asid(unsigned long asid) -{ - unsigned long long sr, pc; - - asm volatile ("getcon " __SR ", %0" : "=r" (sr)); - - sr = (sr & SR_ASID_MASK) | (asid << SR_ASID_SHIFT); - - /* - * It is possible that this function may be inlined and so to avoid - * the assembler reporting duplicate symbols we make use of the gas trick - * of generating symbols using numerics and forward reference. - */ - asm volatile ("movi 1, %1\n\t" - "shlli %1, 28, %1\n\t" - "or %0, %1, %1\n\t" - "putcon %1, " __SR "\n\t" - "putcon %0, " __SSR "\n\t" - "movi 1f, %1\n\t" - "ori %1, 1 , %1\n\t" - "putcon %1, " __SPC "\n\t" - "rte\n" - "1:\n\t" - : "=r" (sr), "=r" (pc) : "0" (sr)); -} - -/* - * After we have set current->mm to a new value, this activates - * the context for the new mm so we see the new mappings. - */ -static __inline__ void activate_context(struct mm_struct *mm) -{ - get_mmu_context(mm); - set_asid(mm->context & MMU_CONTEXT_ASID_MASK); -} - - -static __inline__ void switch_mm(struct mm_struct *prev, - struct mm_struct *next, - struct task_struct *tsk) -{ - if (prev != next) { - mmu_pdtp_cache = next->pgd; - activate_context(next); - } -} - -#define deactivate_mm(tsk,mm) do { } while (0) - -#define activate_mm(prev, next) \ - switch_mm((prev),(next),NULL) - -static inline void -enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) -{ -} - -#endif /* __ASSEMBLY__ */ - -#endif /* __ASM_SH64_MMU_CONTEXT_H */ diff --git a/include/asm-sh64/module.h b/include/asm-sh64/module.h deleted file mode 100644 index c313650..0000000 --- a/include/asm-sh64/module.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef __ASM_SH64_MODULE_H -#define __ASM_SH64_MODULE_H -/* - * This file contains the SH architecture specific module code. - */ - -struct mod_arch_specific { - /* empty */ -}; - -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr - -#define module_map(x) vmalloc(x) -#define module_unmap(x) vfree(x) -#define module_arch_init(x) (0) -#define arch_init_modules(x) do { } while (0) - -#endif /* __ASM_SH64_MODULE_H */ diff --git a/include/asm-sh64/msgbuf.h b/include/asm-sh64/msgbuf.h deleted file mode 100644 index cf0494c..0000000 --- a/include/asm-sh64/msgbuf.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef __ASM_SH64_MSGBUF_H -#define __ASM_SH64_MSGBUF_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/msgbuf.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* - * The msqid64_ds structure for i386 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct msqid64_ds { - struct ipc64_perm msg_perm; - __kernel_time_t msg_stime; /* last msgsnd time */ - unsigned long __unused1; - __kernel_time_t msg_rtime; /* last msgrcv time */ - unsigned long __unused2; - __kernel_time_t msg_ctime; /* last change time */ - unsigned long __unused3; - unsigned long msg_cbytes; /* current number of bytes on queue */ - unsigned long msg_qnum; /* number of messages in queue */ - unsigned long msg_qbytes; /* max number of bytes on queue */ - __kernel_pid_t msg_lspid; /* pid of last msgsnd */ - __kernel_pid_t msg_lrpid; /* last receive pid */ - unsigned long __unused4; - unsigned long __unused5; -}; - -#endif /* __ASM_SH64_MSGBUF_H */ diff --git a/include/asm-sh64/mutex.h b/include/asm-sh64/mutex.h deleted file mode 100644 index 458c1f7..0000000 --- a/include/asm-sh64/mutex.h +++ /dev/null @@ -1,9 +0,0 @@ -/* - * Pull in the generic implementation for the mutex fastpath. - * - * TODO: implement optimized primitives instead, or leave the generic - * implementation in place, or pick the atomic_xchg() based generic - * implementation. (see asm-generic/mutex-xchg.h for details) - */ - -#include <asm-generic/mutex-dec.h> diff --git a/include/asm-sh64/namei.h b/include/asm-sh64/namei.h deleted file mode 100644 index 99d759a..0000000 --- a/include/asm-sh64/namei.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef __ASM_SH64_NAMEI_H -#define __ASM_SH64_NAMEI_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/namei.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * Included from linux/fs/namei.c - * - */ - -/* This dummy routine maybe changed to something useful - * for /usr/gnemul/ emulation stuff. - * Look at asm-sparc/namei.h for details. - */ - -#define __emul_prefix() NULL - -#endif /* __ASM_SH64_NAMEI_H */ diff --git a/include/asm-sh64/page.h b/include/asm-sh64/page.h deleted file mode 100644 index 472089a..0000000 --- a/include/asm-sh64/page.h +++ /dev/null @@ -1,119 +0,0 @@ -#ifndef __ASM_SH64_PAGE_H -#define __ASM_SH64_PAGE_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/page.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - * benedict.gaster@superh.com 19th, 24th July 2002. - * - * Modified to take account of enabling for D-CACHE support. - * - */ - - -/* PAGE_SHIFT determines the page size */ -#define PAGE_SHIFT 12 -#ifdef __ASSEMBLY__ -#define PAGE_SIZE 4096 -#else -#define PAGE_SIZE (1UL << PAGE_SHIFT) -#endif -#define PAGE_MASK (~(PAGE_SIZE-1)) -#define PTE_MASK PAGE_MASK - -#if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) -#define HPAGE_SHIFT 16 -#elif defined(CONFIG_HUGETLB_PAGE_SIZE_1MB) -#define HPAGE_SHIFT 20 -#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512MB) -#define HPAGE_SHIFT 29 -#endif - -#ifdef CONFIG_HUGETLB_PAGE -#define HPAGE_SIZE (1UL << HPAGE_SHIFT) -#define HPAGE_MASK (~(HPAGE_SIZE-1)) -#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT-PAGE_SHIFT) -#define ARCH_HAS_SETCLEAR_HUGE_PTE -#endif - -#ifdef __KERNEL__ -#ifndef __ASSEMBLY__ - -extern struct page *mem_map; -extern void sh64_page_clear(void *page); -extern void sh64_page_copy(void *from, void *to); - -#define clear_page(page) sh64_page_clear(page) -#define copy_page(to,from) sh64_page_copy(from, to) - -#if defined(CONFIG_DCACHE_DISABLED) - -#define clear_user_page(page, vaddr, pg) clear_page(page) -#define copy_user_page(to, from, vaddr, pg) copy_page(to, from) - -#else - -extern void clear_user_page(void *to, unsigned long address, struct page *pg); -extern void copy_user_page(void *to, void *from, unsigned long address, struct page *pg); - -#endif /* defined(CONFIG_DCACHE_DISABLED) */ - -/* - * These are used to make use of C type-checking.. - */ -typedef struct { unsigned long long pte; } pte_t; -typedef struct { unsigned long pmd; } pmd_t; -typedef struct { unsigned long pgd; } pgd_t; -typedef struct { unsigned long pgprot; } pgprot_t; - -#define pte_val(x) ((x).pte) -#define pmd_val(x) ((x).pmd) -#define pgd_val(x) ((x).pgd) -#define pgprot_val(x) ((x).pgprot) - -#define __pte(x) ((pte_t) { (x) } ) -#define __pmd(x) ((pmd_t) { (x) } ) -#define __pgd(x) ((pgd_t) { (x) } ) -#define __pgprot(x) ((pgprot_t) { (x) } ) - -#endif /* !__ASSEMBLY__ */ - -/* to align the pointer to the (next) page boundary */ -#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) - -/* - * Kconfig defined. - */ -#define __MEMORY_START (CONFIG_MEMORY_START) -#define PAGE_OFFSET (CONFIG_CACHED_MEMORY_OFFSET) - -#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET) -#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET)) -#define MAP_NR(addr) ((__pa(addr)-__MEMORY_START) >> PAGE_SHIFT) -#define VALID_PAGE(page) ((page - mem_map) < max_mapnr) - -#define phys_to_page(phys) (mem_map + (((phys) - __MEMORY_START) >> PAGE_SHIFT)) -#define page_to_phys(page) (((page - mem_map) << PAGE_SHIFT) + __MEMORY_START) - -/* PFN start number, because of __MEMORY_START */ -#define PFN_START (__MEMORY_START >> PAGE_SHIFT) -#define ARCH_PFN_OFFSET (PFN_START) -#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) -#define pfn_valid(pfn) (((pfn) - PFN_START) < max_mapnr) -#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) - -#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - -#include <asm-generic/memory_model.h> -#include <asm-generic/page.h> - -#endif /* __KERNEL__ */ -#endif /* __ASM_SH64_PAGE_H */ diff --git a/include/asm-sh64/param.h b/include/asm-sh64/param.h deleted file mode 100644 index f409adb..0000000 --- a/include/asm-sh64/param.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/param.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ -#ifndef __ASM_SH64_PARAM_H -#define __ASM_SH64_PARAM_H - - -#ifdef __KERNEL__ -# ifdef CONFIG_SH_WDT -# define HZ 1000 /* Needed for high-res WOVF */ -# else -# define HZ 100 -# endif -# define USER_HZ 100 /* User interfaces are in "ticks" */ -# define CLOCKS_PER_SEC (USER_HZ) /* frequency at which times() counts */ -#endif - -#ifndef HZ -#define HZ 100 -#endif - -#define EXEC_PAGESIZE 4096 - -#ifndef NGROUPS -#define NGROUPS 32 -#endif - -#ifndef NOGROUP -#define NOGROUP (-1) -#endif - -#define MAXHOSTNAMELEN 64 /* max length of hostname */ - -#endif /* __ASM_SH64_PARAM_H */ diff --git a/include/asm-sh64/pci.h b/include/asm-sh64/pci.h deleted file mode 100644 index 18055db..0000000 --- a/include/asm-sh64/pci.h +++ /dev/null @@ -1,102 +0,0 @@ -#ifndef __ASM_SH64_PCI_H -#define __ASM_SH64_PCI_H - -#ifdef __KERNEL__ - -#include <linux/dma-mapping.h> - -/* Can be used to override the logic in pci_scan_bus for skipping - already-configured bus numbers - to be used for buggy BIOSes - or architectures with incomplete PCI setup by the loader */ - -#define pcibios_assign_all_busses() 1 - -/* - * These are currently the correct values for the STM overdrive board - * We need some way of setting this on a board specific way, it will - * not be the same on other boards I think - */ -#if defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103) -#define PCIBIOS_MIN_IO 0x2000 -#define PCIBIOS_MIN_MEM 0x40000000 -#endif - -extern void pcibios_set_master(struct pci_dev *dev); - -/* - * Set penalize isa irq function - */ -static inline void pcibios_penalize_isa_irq(int irq, int active) -{ - /* We don't do dynamic PCI IRQ allocation */ -} - -/* Dynamic DMA mapping stuff. - * SuperH has everything mapped statically like x86. - */ - -/* The PCI address space does equal the physical memory - * address space. The networking and block device layers use - * this boolean for bounce buffer decisions. - */ -#define PCI_DMA_BUS_IS_PHYS (1) - -#include <linux/types.h> -#include <linux/slab.h> -#include <asm/scatterlist.h> -#include <linux/string.h> -#include <asm/io.h> - -/* pci_unmap_{single,page} being a nop depends upon the - * configuration. - */ -#ifdef CONFIG_SH_PCIDMA_NONCOHERENT -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) \ - dma_addr_t ADDR_NAME; -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) \ - __u32 LEN_NAME; -#define pci_unmap_addr(PTR, ADDR_NAME) \ - ((PTR)->ADDR_NAME) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \ - (((PTR)->ADDR_NAME) = (VAL)) -#define pci_unmap_len(PTR, LEN_NAME) \ - ((PTR)->LEN_NAME) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \ - (((PTR)->LEN_NAME) = (VAL)) -#else -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) -#define pci_unmap_addr(PTR, ADDR_NAME) (0) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) -#define pci_unmap_len(PTR, LEN_NAME) (0) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) -#endif - -#ifdef CONFIG_PCI -static inline void pci_dma_burst_advice(struct pci_dev *pdev, - enum pci_dma_burst_strategy *strat, - unsigned long *strategy_parameter) -{ - *strat = PCI_DMA_BURST_INFINITY; - *strategy_parameter = ~0UL; -} -#endif - -/* Board-specific fixup routines. */ -extern void pcibios_fixup(void); -extern void pcibios_fixup_irqs(void); - -#ifdef CONFIG_PCI_AUTO -extern int pciauto_assign_resources(int busno, struct pci_channel *hose); -#endif - -#endif /* __KERNEL__ */ - -/* generic pci stuff */ -#include <asm-generic/pci.h> - -/* generic DMA-mapping stuff */ -#include <asm-generic/pci-dma-compat.h> - -#endif /* __ASM_SH64_PCI_H */ - diff --git a/include/asm-sh64/percpu.h b/include/asm-sh64/percpu.h deleted file mode 100644 index a01d16c..0000000 --- a/include/asm-sh64/percpu.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_PERCPU -#define __ASM_SH64_PERCPU - -#include <asm-generic/percpu.h> - -#endif /* __ASM_SH64_PERCPU */ diff --git a/include/asm-sh64/pgalloc.h b/include/asm-sh64/pgalloc.h deleted file mode 100644 index 6eccab7..0000000 --- a/include/asm-sh64/pgalloc.h +++ /dev/null @@ -1,125 +0,0 @@ -#ifndef __ASM_SH64_PGALLOC_H -#define __ASM_SH64_PGALLOC_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/pgalloc.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - */ - -#include <linux/mm.h> -#include <linux/quicklist.h> -#include <asm/page.h> - -static inline void pgd_init(unsigned long page) -{ - unsigned long *pgd = (unsigned long *)page; - extern pte_t empty_bad_pte_table[PTRS_PER_PTE]; - int i; - - for (i = 0; i < USER_PTRS_PER_PGD; i++) - pgd[i] = (unsigned long)empty_bad_pte_table; -} - -/* - * Allocate and free page tables. The xxx_kernel() versions are - * used to allocate a kernel page table - this turns on ASN bits - * if any. - */ - -static inline pgd_t *get_pgd_slow(void) -{ - unsigned int pgd_size = (USER_PTRS_PER_PGD * sizeof(pgd_t)); - pgd_t *ret = kmalloc(pgd_size, GFP_KERNEL); - return ret; -} - -static inline pgd_t *pgd_alloc(struct mm_struct *mm) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -static inline void pgd_free(pgd_t *pgd) -{ - quicklist_free(0, NULL, pgd); -} - -static inline struct page *pte_alloc_one(struct mm_struct *mm, - unsigned long address) -{ - void *pg = quicklist_alloc(0, GFP_KERNEL, NULL); - return pg ? virt_to_page(pg) : NULL; -} - -static inline void pte_free_kernel(pte_t *pte) -{ - quicklist_free(0, NULL, pte); -} - -static inline void pte_free(struct page *pte) -{ - quicklist_free_page(0, NULL, pte); -} - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte)) - -/* - * allocating and freeing a pmd is trivial: the 1-entry pmd is - * inside the pgd, so has no extra memory associated with it. - */ - -#if defined(CONFIG_SH64_PGTABLE_2_LEVEL) - -#define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *)2); }) -#define pmd_free(x) do { } while (0) -#define pgd_populate(mm, pmd, pte) BUG() -#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte)) -#define __pmd_free_tlb(tlb,pmd) do { } while (0) - -#elif defined(CONFIG_SH64_PGTABLE_3_LEVEL) - -static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) -{ - return quicklist_alloc(0, GFP_KERNEL, NULL); -} - -static inline void pmd_free(pmd_t *pmd) -{ - quicklist_free(0, NULL, pmd); -} - -#define pgd_populate(mm, pgd, pmd) pgd_set(pgd, pmd) -#define __pmd_free_tlb(tlb,pmd) pmd_free(pmd) - -#else -#error "No defined page table size" -#endif - -#define pmd_populate_kernel(mm, pmd, pte) \ - set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) (pte))) - -static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, - struct page *pte) -{ - set_pmd(pmd, __pmd(_PAGE_TABLE + (unsigned long) page_address (pte))); -} - -static inline void check_pgt_cache(void) -{ - quicklist_trim(0, NULL, 25, 16); -} - -#endif /* __ASM_SH64_PGALLOC_H */ diff --git a/include/asm-sh64/platform.h b/include/asm-sh64/platform.h deleted file mode 100644 index bd0d9c4..0000000 --- a/include/asm-sh64/platform.h +++ /dev/null @@ -1,64 +0,0 @@ -#ifndef __ASM_SH64_PLATFORM_H -#define __ASM_SH64_PLATFORM_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/platform.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * benedict.gaster@superh.com: 3rd May 2002 - * Added support for ramdisk, removing statically linked romfs at the same time. - */ - -#include <linux/ioport.h> -#include <asm/irq.h> - - -/* - * Platform definition structure. - */ -struct sh64_platform { - unsigned int readonly_rootfs; - unsigned int ramdisk_flags; - unsigned int initial_root_dev; - unsigned int loader_type; - unsigned int initrd_start; - unsigned int initrd_size; - unsigned int fpu_flags; - unsigned int io_res_count; - unsigned int kram_res_count; - unsigned int xram_res_count; - unsigned int rom_res_count; - struct resource *io_res_p; - struct resource *kram_res_p; - struct resource *xram_res_p; - struct resource *rom_res_p; -}; - -extern struct sh64_platform platform_parms; - -extern unsigned long long memory_start, memory_end; - -extern unsigned long long fpu_in_use; - -extern int platform_int_priority[NR_INTC_IRQS]; - -#define FPU_FLAGS (platform_parms.fpu_flags) -#define STANDARD_IO_RESOURCES (platform_parms.io_res_count) -#define STANDARD_KRAM_RESOURCES (platform_parms.kram_res_count) -#define STANDARD_XRAM_RESOURCES (platform_parms.xram_res_count) -#define STANDARD_ROM_RESOURCES (platform_parms.rom_res_count) - -/* - * Kernel Memory description, Respectively: - * code = last but one memory descriptor - * data = last memory descriptor - */ -#define code_resource (platform_parms.kram_res_p[STANDARD_KRAM_RESOURCES - 2]) -#define data_resource (platform_parms.kram_res_p[STANDARD_KRAM_RESOURCES - 1]) - -#endif /* __ASM_SH64_PLATFORM_H */ diff --git a/include/asm-sh64/poll.h b/include/asm-sh64/poll.h deleted file mode 100644 index ca29502..0000000 --- a/include/asm-sh64/poll.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef __ASM_SH64_POLL_H -#define __ASM_SH64_POLL_H - -#include <asm-generic/poll.h> - -#undef POLLREMOVE - -#endif /* __ASM_SH64_POLL_H */ diff --git a/include/asm-sh64/ptrace.h b/include/asm-sh64/ptrace.h deleted file mode 100644 index c424f80..0000000 --- a/include/asm-sh64/ptrace.h +++ /dev/null @@ -1,35 +0,0 @@ -#ifndef __ASM_SH64_PTRACE_H -#define __ASM_SH64_PTRACE_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/ptrace.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry. - */ -struct pt_regs { - unsigned long long pc; - unsigned long long sr; - unsigned long long syscall_nr; - unsigned long long regs[63]; - unsigned long long tregs[8]; - unsigned long long pad[2]; -}; - -#ifdef __KERNEL__ -#define user_mode(regs) (((regs)->sr & 0x40000000)==0) -#define instruction_pointer(regs) ((regs)->pc) -#define profile_pc(regs) ((unsigned long)instruction_pointer(regs)) -extern void show_regs(struct pt_regs *); -#endif - -#endif /* __ASM_SH64_PTRACE_H */ diff --git a/include/asm-sh64/resource.h b/include/asm-sh64/resource.h deleted file mode 100644 index 8ff9394..0000000 --- a/include/asm-sh64/resource.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_RESOURCE_H -#define __ASM_SH64_RESOURCE_H - -#include <asm-sh/resource.h> - -#endif /* __ASM_SH64_RESOURCE_H */ diff --git a/include/asm-sh64/scatterlist.h b/include/asm-sh64/scatterlist.h deleted file mode 100644 index 7f729bb..0000000 --- a/include/asm-sh64/scatterlist.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/scatterlist.h - * - * Copyright (C) 2003 Paul Mundt - * - */ -#ifndef __ASM_SH64_SCATTERLIST_H -#define __ASM_SH64_SCATTERLIST_H - -#include <asm/types.h> - -struct scatterlist { -#ifdef CONFIG_DEBUG_SG - unsigned long sg_magic; -#endif - unsigned long page_link; - unsigned int offset;/* for highmem, page offset */ - dma_addr_t dma_address; - unsigned int length; -}; - -/* These macros should be used after a pci_map_sg call has been done - * to get bus addresses of each of the SG entries and their lengths. - * You should only work with the number of sg entries pci_map_sg - * returns, or alternatively stop on the first sg_dma_len(sg) which - * is 0. - */ -#define sg_dma_address(sg) ((sg)->dma_address) -#define sg_dma_len(sg) ((sg)->length) - -#define ISA_DMA_THRESHOLD (0xffffffff) - -#endif /* !__ASM_SH64_SCATTERLIST_H */ diff --git a/include/asm-sh64/sci.h b/include/asm-sh64/sci.h deleted file mode 100644 index 793c568..0000000 --- a/include/asm-sh64/sci.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-sh/sci.h> diff --git a/include/asm-sh64/sections.h b/include/asm-sh64/sections.h deleted file mode 100644 index 897f36b..0000000 --- a/include/asm-sh64/sections.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __ASM_SH64_SECTIONS_H -#define __ASM_SH64_SECTIONS_H - -#include <asm-sh/sections.h> - -#endif /* __ASM_SH64_SECTIONS_H */ - diff --git a/include/asm-sh64/segment.h b/include/asm-sh64/segment.h deleted file mode 100644 index 92ac001..0000000 --- a/include/asm-sh64/segment.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_SEGMENT_H -#define _ASM_SEGMENT_H - -/* Only here because we have some old header files that expect it.. */ - -#endif /* _ASM_SEGMENT_H */ diff --git a/include/asm-sh64/semaphore-helper.h b/include/asm-sh64/semaphore-helper.h deleted file mode 100644 index fcfafe2..0000000 --- a/include/asm-sh64/semaphore-helper.h +++ /dev/null @@ -1,101 +0,0 @@ -#ifndef __ASM_SH64_SEMAPHORE_HELPER_H -#define __ASM_SH64_SEMAPHORE_HELPER_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/semaphore-helper.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ -#include <asm/errno.h> - -/* - * SMP- and interrupt-safe semaphores helper functions. - * - * (C) Copyright 1996 Linus Torvalds - * (C) Copyright 1999 Andrea Arcangeli - */ - -/* - * These two _must_ execute atomically wrt each other. - * - * This is trivially done with load_locked/store_cond, - * which we have. Let the rest of the losers suck eggs. - */ -static __inline__ void wake_one_more(struct semaphore * sem) -{ - atomic_inc((atomic_t *)&sem->sleepers); -} - -static __inline__ int waking_non_zero(struct semaphore *sem) -{ - unsigned long flags; - int ret = 0; - - spin_lock_irqsave(&semaphore_wake_lock, flags); - if (sem->sleepers > 0) { - sem->sleepers--; - ret = 1; - } - spin_unlock_irqrestore(&semaphore_wake_lock, flags); - return ret; -} - -/* - * waking_non_zero_interruptible: - * 1 got the lock - * 0 go to sleep - * -EINTR interrupted - * - * We must undo the sem->count down_interruptible() increment while we are - * protected by the spinlock in order to make atomic this atomic_inc() with the - * atomic_read() in wake_one_more(), otherwise we can race. -arca - */ -static __inline__ int waking_non_zero_interruptible(struct semaphore *sem, - struct task_struct *tsk) -{ - unsigned long flags; - int ret = 0; - - spin_lock_irqsave(&semaphore_wake_lock, flags); - if (sem->sleepers > 0) { - sem->sleepers--; - ret = 1; - } else if (signal_pending(tsk)) { - atomic_inc(&sem->count); - ret = -EINTR; - } - spin_unlock_irqrestore(&semaphore_wake_lock, flags); - return ret; -} - -/* - * waking_non_zero_trylock: - * 1 failed to lock - * 0 got the lock - * - * We must undo the sem->count down_trylock() increment while we are - * protected by the spinlock in order to make atomic this atomic_inc() with the - * atomic_read() in wake_one_more(), otherwise we can race. -arca - */ -static __inline__ int waking_non_zero_trylock(struct semaphore *sem) -{ - unsigned long flags; - int ret = 1; - - spin_lock_irqsave(&semaphore_wake_lock, flags); - if (sem->sleepers <= 0) - atomic_inc(&sem->count); - else { - sem->sleepers--; - ret = 0; - } - spin_unlock_irqrestore(&semaphore_wake_lock, flags); - return ret; -} - -#endif /* __ASM_SH64_SEMAPHORE_HELPER_H */ diff --git a/include/asm-sh64/semaphore.h b/include/asm-sh64/semaphore.h deleted file mode 100644 index f027cc1..0000000 --- a/include/asm-sh64/semaphore.h +++ /dev/null @@ -1,119 +0,0 @@ -#ifndef __ASM_SH64_SEMAPHORE_H -#define __ASM_SH64_SEMAPHORE_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/semaphore.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * SMP- and interrupt-safe semaphores. - * - * (C) Copyright 1996 Linus Torvalds - * - * SuperH verison by Niibe Yutaka - * (Currently no asm implementation but generic C code...) - * - */ - -#include <linux/linkage.h> -#include <linux/spinlock.h> -#include <linux/wait.h> -#include <linux/rwsem.h> - -#include <asm/system.h> -#include <asm/atomic.h> - -struct semaphore { - atomic_t count; - int sleepers; - wait_queue_head_t wait; -}; - -#define __SEMAPHORE_INITIALIZER(name, n) \ -{ \ - .count = ATOMIC_INIT(n), \ - .sleepers = 0, \ - .wait = __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) \ -} - -#define __DECLARE_SEMAPHORE_GENERIC(name,count) \ - struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) - -#define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name,1) - -static inline void sema_init (struct semaphore *sem, int val) -{ -/* - * *sem = (struct semaphore)__SEMAPHORE_INITIALIZER((*sem),val); - * - * i'd rather use the more flexible initialization above, but sadly - * GCC 2.7.2.3 emits a bogus warning. EGCS doesnt. Oh well. - */ - atomic_set(&sem->count, val); - sem->sleepers = 0; - init_waitqueue_head(&sem->wait); -} - -static inline void init_MUTEX (struct semaphore *sem) -{ - sema_init(sem, 1); -} - -static inline void init_MUTEX_LOCKED (struct semaphore *sem) -{ - sema_init(sem, 0); -} - -#if 0 -asmlinkage void __down_failed(void /* special register calling convention */); -asmlinkage int __down_failed_interruptible(void /* params in registers */); -asmlinkage int __down_failed_trylock(void /* params in registers */); -asmlinkage void __up_wakeup(void /* special register calling convention */); -#endif - -asmlinkage void __down(struct semaphore * sem); -asmlinkage int __down_interruptible(struct semaphore * sem); -asmlinkage int __down_trylock(struct semaphore * sem); -asmlinkage void __up(struct semaphore * sem); - -extern spinlock_t semaphore_wake_lock; - -static inline void down(struct semaphore * sem) -{ - if (atomic_dec_return(&sem->count) < 0) - __down(sem); -} - -static inline int down_interruptible(struct semaphore * sem) -{ - int ret = 0; - - if (atomic_dec_return(&sem->count) < 0) - ret = __down_interruptible(sem); - return ret; -} - -static inline int down_trylock(struct semaphore * sem) -{ - int ret = 0; - - if (atomic_dec_return(&sem->count) < 0) - ret = __down_trylock(sem); - return ret; -} - -/* - * Note! This is subtle. We jump to wake people up only if - * the semaphore was negative (== somebody was waiting on it). - */ -static inline void up(struct semaphore * sem) -{ - if (atomic_inc_return(&sem->count) <= 0) - __up(sem); -} - -#endif /* __ASM_SH64_SEMAPHORE_H */ diff --git a/include/asm-sh64/sembuf.h b/include/asm-sh64/sembuf.h deleted file mode 100644 index ec4d9f1..0000000 --- a/include/asm-sh64/sembuf.h +++ /dev/null @@ -1,36 +0,0 @@ -#ifndef __ASM_SH64_SEMBUF_H -#define __ASM_SH64_SEMBUF_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/sembuf.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* - * The semid64_ds structure for i386 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct semid64_ds { - struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ - __kernel_time_t sem_otime; /* last semop time */ - unsigned long __unused1; - __kernel_time_t sem_ctime; /* last change time */ - unsigned long __unused2; - unsigned long sem_nsems; /* no. of semaphores in array */ - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* __ASM_SH64_SEMBUF_H */ diff --git a/include/asm-sh64/serial.h b/include/asm-sh64/serial.h deleted file mode 100644 index e8d7b3f..0000000 --- a/include/asm-sh64/serial.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * include/asm-sh64/serial.h - * - * Configuration details for 8250, 16450, 16550, etc. serial ports - */ - -#ifndef _ASM_SERIAL_H -#define _ASM_SERIAL_H - -/* - * This assumes you have a 1.8432 MHz clock for your UART. - * - * It'd be nice if someone built a serial card with a 24.576 MHz - * clock, since the 16550A is capable of handling a top speed of 1.5 - * megabits/second; but this requires the faster clock. - */ -#define BASE_BAUD ( 1843200 / 16 ) - -#define RS_TABLE_SIZE 2 - -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) - -#define SERIAL_PORT_DFNS \ - /* UART CLK PORT IRQ FLAGS */ \ - { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ - { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS } /* ttyS1 */ - -/* XXX: This should be moved ino irq.h */ -#define irq_cannonicalize(x) (x) - -#endif /* _ASM_SERIAL_H */ diff --git a/include/asm-sh64/setup.h b/include/asm-sh64/setup.h deleted file mode 100644 index 5b07b14..0000000 --- a/include/asm-sh64/setup.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef __ASM_SH64_SETUP_H -#define __ASM_SH64_SETUP_H - -#define COMMAND_LINE_SIZE 256 - -#ifdef __KERNEL__ - -#define PARAM ((unsigned char *)empty_zero_page) -#define MOUNT_ROOT_RDONLY (*(unsigned long *) (PARAM+0x000)) -#define RAMDISK_FLAGS (*(unsigned long *) (PARAM+0x004)) -#define ORIG_ROOT_DEV (*(unsigned long *) (PARAM+0x008)) -#define LOADER_TYPE (*(unsigned long *) (PARAM+0x00c)) -#define INITRD_START (*(unsigned long *) (PARAM+0x010)) -#define INITRD_SIZE (*(unsigned long *) (PARAM+0x014)) - -#define COMMAND_LINE ((char *) (PARAM+256)) -#define COMMAND_LINE_SIZE 256 - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_SETUP_H */ - diff --git a/include/asm-sh64/shmbuf.h b/include/asm-sh64/shmbuf.h deleted file mode 100644 index 022f349..0000000 --- a/include/asm-sh64/shmbuf.h +++ /dev/null @@ -1,53 +0,0 @@ -#ifndef __ASM_SH64_SHMBUF_H -#define __ASM_SH64_SHMBUF_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/shmbuf.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* - * The shmid64_ds structure for i386 architecture. - * Note extra padding because this structure is passed back and forth - * between kernel and user space. - * - * Pad space is left for: - * - 64-bit time_t to solve y2038 problem - * - 2 miscellaneous 32-bit values - */ - -struct shmid64_ds { - struct ipc64_perm shm_perm; /* operation perms */ - size_t shm_segsz; /* size of segment (bytes) */ - __kernel_time_t shm_atime; /* last attach time */ - unsigned long __unused1; - __kernel_time_t shm_dtime; /* last detach time */ - unsigned long __unused2; - __kernel_time_t shm_ctime; /* last change time */ - unsigned long __unused3; - __kernel_pid_t shm_cpid; /* pid of creator */ - __kernel_pid_t shm_lpid; /* pid of last operator */ - unsigned long shm_nattch; /* no. of current attaches */ - unsigned long __unused4; - unsigned long __unused5; -}; - -struct shminfo64 { - unsigned long shmmax; - unsigned long shmmin; - unsigned long shmmni; - unsigned long shmseg; - unsigned long shmall; - unsigned long __unused1; - unsigned long __unused2; - unsigned long __unused3; - unsigned long __unused4; -}; - -#endif /* __ASM_SH64_SHMBUF_H */ diff --git a/include/asm-sh64/shmparam.h b/include/asm-sh64/shmparam.h deleted file mode 100644 index 1bb820c..0000000 --- a/include/asm-sh64/shmparam.h +++ /dev/null @@ -1,12 +0,0 @@ -#ifndef __ASM_SH64_SHMPARAM_H -#define __ASM_SH64_SHMPARAM_H - -/* - * Set this to a sensible safe default, we'll work out the specifics for the - * align mask from the cache descriptor at run-time. - */ -#define SHMLBA 0x4000 - -#define __ARCH_FORCE_SHMLBA - -#endif /* __ASM_SH64_SHMPARAM_H */ diff --git a/include/asm-sh64/sigcontext.h b/include/asm-sh64/sigcontext.h deleted file mode 100644 index 6293509..0000000 --- a/include/asm-sh64/sigcontext.h +++ /dev/null @@ -1,30 +0,0 @@ -#ifndef __ASM_SH64_SIGCONTEXT_H -#define __ASM_SH64_SIGCONTEXT_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/sigcontext.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -struct sigcontext { - unsigned long oldmask; - - /* CPU registers */ - unsigned long long sc_regs[63]; - unsigned long long sc_tregs[8]; - unsigned long long sc_pc; - unsigned long long sc_sr; - - /* FPU registers */ - unsigned long long sc_fpregs[32]; - unsigned int sc_fpscr; - unsigned int sc_fpvalid; -}; - -#endif /* __ASM_SH64_SIGCONTEXT_H */ diff --git a/include/asm-sh64/siginfo.h b/include/asm-sh64/siginfo.h deleted file mode 100644 index 56ef1da..0000000 --- a/include/asm-sh64/siginfo.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_SIGINFO_H -#define __ASM_SH64_SIGINFO_H - -#include <asm-generic/siginfo.h> - -#endif /* __ASM_SH64_SIGINFO_H */ diff --git a/include/asm-sh64/signal.h b/include/asm-sh64/signal.h deleted file mode 100644 index 244e134..0000000 --- a/include/asm-sh64/signal.h +++ /dev/null @@ -1,159 +0,0 @@ -#ifndef __ASM_SH64_SIGNAL_H -#define __ASM_SH64_SIGNAL_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/signal.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#include <linux/types.h> - -/* Avoid too many header ordering problems. */ -struct siginfo; - -#define _NSIG 64 -#define _NSIG_BPW 32 -#define _NSIG_WORDS (_NSIG / _NSIG_BPW) - -typedef unsigned long old_sigset_t; /* at least 32 bits */ - -typedef struct { - unsigned long sig[_NSIG_WORDS]; -} sigset_t; - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX (_NSIG-1) - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001 -#define SA_NOCLDWAIT 0x00000002 /* not supported yet */ -#define SA_SIGINFO 0x00000004 -#define SA_ONSTACK 0x08000000 -#define SA_RESTART 0x10000000 -#define SA_NODEFER 0x40000000 -#define SA_RESETHAND 0x80000000 - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ THREAD_SIZE - -#include <asm-generic/signal.h> - -#ifdef __KERNEL__ -struct old_sigaction { - __sighandler_t sa_handler; - old_sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; - void (*sa_restorer)(void); - sigset_t sa_mask; /* mask last for extensibility */ -}; - -struct k_sigaction { - struct sigaction sa; -}; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ -#include <asm/sigcontext.h> - -#define sigmask(sig) (1UL << ((sig) - 1)) -#define ptrace_signal_deliver(regs, cookie) do { } while (0) - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_SIGNAL_H */ diff --git a/include/asm-sh64/smp.h b/include/asm-sh64/smp.h deleted file mode 100644 index 4a4d0da..0000000 --- a/include/asm-sh64/smp.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef __ASM_SH64_SMP_H -#define __ASM_SH64_SMP_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/smp.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#endif /* __ASM_SH64_SMP_H */ diff --git a/include/asm-sh64/socket.h b/include/asm-sh64/socket.h deleted file mode 100644 index 1853f72..0000000 --- a/include/asm-sh64/socket.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_SOCKET_H -#define __ASM_SH64_SOCKET_H - -#include <asm-sh/socket.h> - -#endif /* __ASM_SH64_SOCKET_H */ diff --git a/include/asm-sh64/sockios.h b/include/asm-sh64/sockios.h deleted file mode 100644 index 419e76f..0000000 --- a/include/asm-sh64/sockios.h +++ /dev/null @@ -1,25 +0,0 @@ -#ifndef __ASM_SH64_SOCKIOS_H -#define __ASM_SH64_SOCKIOS_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/sockios.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -/* Socket-level I/O control calls. */ -#define FIOGETOWN _IOR('f', 123, int) -#define FIOSETOWN _IOW('f', 124, int) - -#define SIOCATMARK _IOR('s', 7, int) -#define SIOCSPGRP _IOW('s', 8, pid_t) -#define SIOCGPGRP _IOR('s', 9, pid_t) - -#define SIOCGSTAMP _IOR('s', 100, struct timeval) /* Get stamp (timeval) */ -#define SIOCGSTAMPNS _IOR('s', 101, struct timespec) /* Get stamp (timespec) */ -#endif /* __ASM_SH64_SOCKIOS_H */ diff --git a/include/asm-sh64/spinlock.h b/include/asm-sh64/spinlock.h deleted file mode 100644 index 296b0c9..0000000 --- a/include/asm-sh64/spinlock.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef __ASM_SH64_SPINLOCK_H -#define __ASM_SH64_SPINLOCK_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/spinlock.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#error "No SMP on SH64" - -#endif /* __ASM_SH64_SPINLOCK_H */ diff --git a/include/asm-sh64/stat.h b/include/asm-sh64/stat.h deleted file mode 100644 index 86f551b..0000000 --- a/include/asm-sh64/stat.h +++ /dev/null @@ -1,88 +0,0 @@ -#ifndef __ASM_SH64_STAT_H -#define __ASM_SH64_STAT_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/stat.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -struct __old_kernel_stat { - unsigned short st_dev; - unsigned short st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned long st_size; - unsigned long st_atime; - unsigned long st_mtime; - unsigned long st_ctime; -}; - -struct stat { - unsigned short st_dev; - unsigned short __pad1; - unsigned long st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned short __pad2; - unsigned long st_size; - unsigned long st_blksize; - unsigned long st_blocks; - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; - unsigned long __unused4; - unsigned long __unused5; -}; - -/* This matches struct stat64 in glibc2.1, hence the absolutely - * insane amounts of padding around dev_t's. - */ -struct stat64 { - unsigned short st_dev; - unsigned char __pad0[10]; - - unsigned long st_ino; - unsigned int st_mode; - unsigned int st_nlink; - - unsigned long st_uid; - unsigned long st_gid; - - unsigned short st_rdev; - unsigned char __pad3[10]; - - long long st_size; - unsigned long st_blksize; - - unsigned long st_blocks; /* Number 512-byte blocks allocated. */ - unsigned long __pad4; /* future possible st_blocks high bits */ - - unsigned long st_atime; - unsigned long st_atime_nsec; - - unsigned long st_mtime; - unsigned long st_mtime_nsec; - - unsigned long st_ctime; - unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ - - unsigned long __unused1; - unsigned long __unused2; -}; - -#endif /* __ASM_SH64_STAT_H */ diff --git a/include/asm-sh64/statfs.h b/include/asm-sh64/statfs.h deleted file mode 100644 index 083fd79..0000000 --- a/include/asm-sh64/statfs.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_STATFS_H -#define __ASM_SH64_STATFS_H - -#include <asm-generic/statfs.h> - -#endif /* __ASM_SH64_STATFS_H */ diff --git a/include/asm-sh64/system.h b/include/asm-sh64/system.h deleted file mode 100644 index be2a15f..0000000 --- a/include/asm-sh64/system.h +++ /dev/null @@ -1,190 +0,0 @@ -#ifndef __ASM_SH64_SYSTEM_H -#define __ASM_SH64_SYSTEM_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/system.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - */ - -#include <asm/registers.h> -#include <asm/processor.h> - -/* - * switch_to() should switch tasks to task nr n, first - */ - -typedef struct { - unsigned long seg; -} mm_segment_t; - -extern struct task_struct *sh64_switch_to(struct task_struct *prev, - struct thread_struct *prev_thread, - struct task_struct *next, - struct thread_struct *next_thread); - -#define switch_to(prev,next,last) \ - do {\ - if (last_task_used_math != next) {\ - struct pt_regs *regs = next->thread.uregs;\ - if (regs) regs->sr |= SR_FD;\ - }\ - last = sh64_switch_to(prev, &prev->thread, next, &next->thread);\ - } while(0) - -#define nop() __asm__ __volatile__ ("nop") - -#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) - -extern void __xchg_called_with_bad_pointer(void); - -#define mb() __asm__ __volatile__ ("synco": : :"memory") -#define rmb() mb() -#define wmb() __asm__ __volatile__ ("synco": : :"memory") -#define read_barrier_depends() do { } while (0) - -#ifdef CONFIG_SMP -#define smp_mb() mb() -#define smp_rmb() rmb() -#define smp_wmb() wmb() -#define smp_read_barrier_depends() read_barrier_depends() -#else -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() -#define smp_read_barrier_depends() do { } while (0) -#endif /* CONFIG_SMP */ - -#define set_mb(var, value) do { (void)xchg(&var, value); } while (0) - -/* Interrupt Control */ -#ifndef HARD_CLI -#define SR_MASK_L 0x000000f0L -#define SR_MASK_LL 0x00000000000000f0LL -#else -#define SR_MASK_L 0x10000000L -#define SR_MASK_LL 0x0000000010000000LL -#endif - -static __inline__ void local_irq_enable(void) -{ - /* cli/sti based on SR.BL */ - unsigned long long __dummy0, __dummy1=~SR_MASK_LL; - - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "and %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy0) - : "r" (__dummy1)); -} - -static __inline__ void local_irq_disable(void) -{ - /* cli/sti based on SR.BL */ - unsigned long long __dummy0, __dummy1=SR_MASK_LL; - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "or %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy0) - : "r" (__dummy1)); -} - -#define local_save_flags(x) \ -(__extension__ ({ unsigned long long __dummy=SR_MASK_LL; \ - __asm__ __volatile__( \ - "getcon " __SR ", %0\n\t" \ - "and %0, %1, %0" \ - : "=&r" (x) \ - : "r" (__dummy));})) - -#define local_irq_save(x) \ -(__extension__ ({ unsigned long long __d2=SR_MASK_LL, __d1; \ - __asm__ __volatile__( \ - "getcon " __SR ", %1\n\t" \ - "or %1, r63, %0\n\t" \ - "or %1, %2, %1\n\t" \ - "putcon %1, " __SR "\n\t" \ - "and %0, %2, %0" \ - : "=&r" (x), "=&r" (__d1) \ - : "r" (__d2));})); - -#define local_irq_restore(x) do { \ - if ( ((x) & SR_MASK_L) == 0 ) /* dropping to 0 ? */ \ - local_irq_enable(); /* yes...re-enable */ \ -} while (0) - -#define irqs_disabled() \ -({ \ - unsigned long flags; \ - local_save_flags(flags); \ - (flags != 0); \ -}) - -static inline unsigned long xchg_u32(volatile int * m, unsigned long val) -{ - unsigned long flags, retval; - - local_irq_save(flags); - retval = *m; - *m = val; - local_irq_restore(flags); - return retval; -} - -static inline unsigned long xchg_u8(volatile unsigned char * m, unsigned long val) -{ - unsigned long flags, retval; - - local_irq_save(flags); - retval = *m; - *m = val & 0xff; - local_irq_restore(flags); - return retval; -} - -static __inline__ unsigned long __xchg(unsigned long x, volatile void * ptr, int size) -{ - switch (size) { - case 4: - return xchg_u32(ptr, x); - break; - case 1: - return xchg_u8(ptr, x); - break; - } - __xchg_called_with_bad_pointer(); - return x; -} - -/* XXX - * disable hlt during certain critical i/o operations - */ -#define HAVE_DISABLE_HLT -void disable_hlt(void); -void enable_hlt(void); - - -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() - -#ifdef CONFIG_SH_ALPHANUMERIC -/* This is only used for debugging. */ -extern void print_seg(char *file,int line); -#define PLS() print_seg(__FILE__,__LINE__) -#else /* CONFIG_SH_ALPHANUMERIC */ -#define PLS() -#endif /* CONFIG_SH_ALPHANUMERIC */ - -#define PL() printk("@ <%s,%s:%d>\n",__FILE__,__FUNCTION__,__LINE__) - -#define arch_align_stack(x) (x) - -#endif /* __ASM_SH64_SYSTEM_H */ diff --git a/include/asm-sh64/termbits.h b/include/asm-sh64/termbits.h deleted file mode 100644 index 86bde5e..0000000 --- a/include/asm-sh64/termbits.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_TERMBITS_H -#define __ASM_SH64_TERMBITS_H - -#include <asm-sh/termbits.h> - -#endif /* __ASM_SH64_TERMBITS_H */ diff --git a/include/asm-sh64/termios.h b/include/asm-sh64/termios.h deleted file mode 100644 index dc44e6e..0000000 --- a/include/asm-sh64/termios.h +++ /dev/null @@ -1,99 +0,0 @@ -#ifndef __ASM_SH64_TERMIOS_H -#define __ASM_SH64_TERMIOS_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/termios.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#include <asm/termbits.h> -#include <asm/ioctls.h> - -struct winsize { - unsigned short ws_row; - unsigned short ws_col; - unsigned short ws_xpixel; - unsigned short ws_ypixel; -}; - -#define NCC 8 -struct termio { - unsigned short c_iflag; /* input mode flags */ - unsigned short c_oflag; /* output mode flags */ - unsigned short c_cflag; /* control mode flags */ - unsigned short c_lflag; /* local mode flags */ - unsigned char c_line; /* line discipline */ - unsigned char c_cc[NCC]; /* control characters */ -}; - -/* modem lines */ -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG -#define TIOCM_OUT1 0x2000 -#define TIOCM_OUT2 0x4000 -#define TIOCM_LOOP 0x8000 - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ - -#ifdef __KERNEL__ - -/* intr=^C quit=^\ erase=del kill=^U - eof=^D vtime=\0 vmin=\1 sxtc=\0 - start=^Q stop=^S susp=^Z eol=\0 - reprint=^R discard=^U werase=^W lnext=^V - eol2=\0 -*/ -#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" - -/* - * Translate a "termio" structure into a "termios". Ugh. - */ -#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ - unsigned short __tmp; \ - get_user(__tmp,&(termio)->x); \ - *(unsigned short *) &(termios)->x = __tmp; \ -} - -#define user_termio_to_kernel_termios(termios, termio) \ -({ \ - SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ - copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ -}) - -/* - * Translate a "termios" structure into a "termio". Ugh. - */ -#define kernel_termios_to_user_termio(termio, termios) \ -({ \ - put_user((termios)->c_iflag, &(termio)->c_iflag); \ - put_user((termios)->c_oflag, &(termio)->c_oflag); \ - put_user((termios)->c_cflag, &(termio)->c_cflag); \ - put_user((termios)->c_lflag, &(termio)->c_lflag); \ - put_user((termios)->c_line, &(termio)->c_line); \ - copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ -}) - -#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) -#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_TERMIOS_H */ diff --git a/include/asm-sh64/thread_info.h b/include/asm-sh64/thread_info.h deleted file mode 100644 index f6d5117..0000000 --- a/include/asm-sh64/thread_info.h +++ /dev/null @@ -1,91 +0,0 @@ -#ifndef __ASM_SH64_THREAD_INFO_H -#define __ASM_SH64_THREAD_INFO_H - -/* - * SuperH 5 version - * Copyright (C) 2003 Paul Mundt - */ - -#ifdef __KERNEL__ - -#ifndef __ASSEMBLY__ -#include <asm/registers.h> - -/* - * low level task data that entry.S needs immediate access to - * - this struct should fit entirely inside of one cache line - * - this struct shares the supervisor stack pages - * - if the contents of this structure are changed, the assembly constants must also be changed - */ -struct thread_info { - struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ - unsigned long flags; /* low level flags */ - /* Put the 4 32-bit fields together to make asm offsetting easier. */ - int preempt_count; /* 0 => preemptable, <0 => BUG */ - __u16 cpu; - - mm_segment_t addr_limit; - struct restart_block restart_block; - - __u8 supervisor_stack[0]; -}; - -/* - * macros/functions for gaining access to the thread information structure - */ -#define INIT_THREAD_INFO(tsk) \ -{ \ - .task = &tsk, \ - .exec_domain = &default_exec_domain, \ - .flags = 0, \ - .cpu = 0, \ - .preempt_count = 1, \ - .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ -} - -#define init_thread_info (init_thread_union.thread_info) -#define init_stack (init_thread_union.stack) - -/* how to get the thread information struct from C */ -static inline struct thread_info *current_thread_info(void) -{ - struct thread_info *ti; - - __asm__ __volatile__ ("getcon " __KCR0 ", %0\n\t" : "=r" (ti)); - - return ti; -} - -/* thread information allocation */ - - - -#define alloc_thread_info(ti) ((struct thread_info *) __get_free_pages(GFP_KERNEL,1)) -#define free_thread_info(ti) free_pages((unsigned long) (ti), 1) - -#endif /* __ASSEMBLY__ */ - -#define THREAD_SIZE 8192 - -#define PREEMPT_ACTIVE 0x10000000 - -/* thread information flags */ -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_SIGPENDING 2 /* signal pending */ -#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ -#define TIF_MEMDIE 4 -#define TIF_RESTORE_SIGMASK 5 /* Restore signal mask in do_signal */ - -#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) -#define _TIF_SIGPENDING (1 << TIF_SIGPENDING) -#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) -#define _TIF_MEMDIE (1 << TIF_MEMDIE) -#define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_THREAD_INFO_H */ diff --git a/include/asm-sh64/timex.h b/include/asm-sh64/timex.h deleted file mode 100644 index 163e2b6..0000000 --- a/include/asm-sh64/timex.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef __ASM_SH64_TIMEX_H -#define __ASM_SH64_TIMEX_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/timex.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - * sh-5 architecture timex specifications - * - */ - -#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ -#define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */ - -typedef unsigned long cycles_t; - -static __inline__ cycles_t get_cycles (void) -{ - return 0; -} - -#define vxtime_lock() do {} while (0) -#define vxtime_unlock() do {} while (0) - -#endif /* __ASM_SH64_TIMEX_H */ diff --git a/include/asm-sh64/tlbflush.h b/include/asm-sh64/tlbflush.h deleted file mode 100644 index 16a164a..0000000 --- a/include/asm-sh64/tlbflush.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef __ASM_SH64_TLBFLUSH_H -#define __ASM_SH64_TLBFLUSH_H - -#include <asm/pgalloc.h> - -/* - * TLB flushing: - * - * - flush_tlb() flushes the current mm struct TLBs - * - flush_tlb_all() flushes all processes TLBs - * - flush_tlb_mm(mm) flushes the specified mm context TLB's - * - flush_tlb_page(vma, vmaddr) flushes one page - * - flush_tlb_range(mm, start, end) flushes a range of pages - * - */ - -extern void flush_tlb(void); -extern void flush_tlb_all(void); -extern void flush_tlb_mm(struct mm_struct *mm); -extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, - unsigned long end); -extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page); - -extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); - -#endif /* __ASM_SH64_TLBFLUSH_H */ - diff --git a/include/asm-sh64/topology.h b/include/asm-sh64/topology.h deleted file mode 100644 index 3421178..0000000 --- a/include/asm-sh64/topology.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH64_TOPOLOGY_H -#define __ASM_SH64_TOPOLOGY_H - -#include <asm-generic/topology.h> - -#endif /* __ASM_SH64_TOPOLOGY_H */ diff --git a/include/asm-sh64/types.h b/include/asm-sh64/types.h deleted file mode 100644 index 2c7ad73..0000000 --- a/include/asm-sh64/types.h +++ /dev/null @@ -1,74 +0,0 @@ -#ifndef __ASM_SH64_TYPES_H -#define __ASM_SH64_TYPES_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/types.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#ifndef __ASSEMBLY__ - -typedef unsigned short umode_t; - -/* - * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the - * header files exported to user space - */ - -typedef __signed__ char __s8; -typedef unsigned char __u8; - -typedef __signed__ short __s16; -typedef unsigned short __u16; - -typedef __signed__ int __s32; -typedef unsigned int __u32; - -#if defined(__GNUC__) -__extension__ typedef __signed__ long long __s64; -__extension__ typedef unsigned long long __u64; -#endif - -#endif /* __ASSEMBLY__ */ - -/* - * These aren't exported outside the kernel to avoid name space clashes - */ -#ifdef __KERNEL__ - -#ifndef __ASSEMBLY__ - -typedef __signed__ char s8; -typedef unsigned char u8; - -typedef __signed__ short s16; -typedef unsigned short u16; - -typedef __signed__ int s32; -typedef unsigned int u32; - -typedef __signed__ long long s64; -typedef unsigned long long u64; - -/* DMA addresses come in generic and 64-bit flavours. */ - -#ifdef CONFIG_HIGHMEM64G -typedef u64 dma_addr_t; -#else -typedef u32 dma_addr_t; -#endif -typedef u64 dma64_addr_t; - -#endif /* __ASSEMBLY__ */ - -#define BITS_PER_LONG 32 - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH64_TYPES_H */ diff --git a/include/asm-sh64/ucontext.h b/include/asm-sh64/ucontext.h deleted file mode 100644 index cf77a08..0000000 --- a/include/asm-sh64/ucontext.h +++ /dev/null @@ -1,23 +0,0 @@ -#ifndef __ASM_SH64_UCONTEXT_H -#define __ASM_SH64_UCONTEXT_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/ucontext.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -struct ucontext { - unsigned long uc_flags; - struct ucontext *uc_link; - stack_t uc_stack; - struct sigcontext uc_mcontext; - sigset_t uc_sigmask; /* mask last for extensibility */ -}; - -#endif /* __ASM_SH64_UCONTEXT_H */ diff --git a/include/asm-sh64/unaligned.h b/include/asm-sh64/unaligned.h deleted file mode 100644 index 74481b1..0000000 --- a/include/asm-sh64/unaligned.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef __ASM_SH64_UNALIGNED_H -#define __ASM_SH64_UNALIGNED_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/unaligned.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#include <asm-generic/unaligned.h> - -#endif /* __ASM_SH64_UNALIGNED_H */ diff --git a/include/asm-sh64/user.h b/include/asm-sh64/user.h deleted file mode 100644 index eb3b33e..0000000 --- a/include/asm-sh64/user.h +++ /dev/null @@ -1,70 +0,0 @@ -#ifndef __ASM_SH64_USER_H -#define __ASM_SH64_USER_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/user.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - */ - -#include <linux/types.h> -#include <asm/ptrace.h> -#include <asm/page.h> - -/* - * Core file format: The core file is written in such a way that gdb - * can understand it and provide useful information to the user (under - * linux we use the `trad-core' bfd). The file contents are as follows: - * - * upage: 1 page consisting of a user struct that tells gdb - * what is present in the file. Directly after this is a - * copy of the task_struct, which is currently not used by gdb, - * but it may come in handy at some point. All of the registers - * are stored as part of the upage. The upage should always be - * only one page long. - * data: The data segment follows next. We use current->end_text to - * current->brk to pick up all of the user variables, plus any memory - * that may have been sbrk'ed. No attempt is made to determine if a - * page is demand-zero or if a page is totally unused, we just cover - * the entire range. All of the addresses are rounded in such a way - * that an integral number of pages is written. - * stack: We need the stack information in order to get a meaningful - * backtrace. We need to write the data from usp to - * current->start_stack, so we round each of these in order to be able - * to write an integer number of pages. - */ - -struct user_fpu_struct { - unsigned long long fp_regs[32]; - unsigned int fpscr; -}; - -struct user { - struct pt_regs regs; /* entire machine state */ - struct user_fpu_struct fpu; /* Math Co-processor registers */ - int u_fpvalid; /* True if math co-processor being used */ - size_t u_tsize; /* text size (pages) */ - size_t u_dsize; /* data size (pages) */ - size_t u_ssize; /* stack size (pages) */ - unsigned long start_code; /* text starting address */ - unsigned long start_data; /* data starting address */ - unsigned long start_stack; /* stack starting address */ - long int signal; /* signal causing core dump */ - struct regs * u_ar0; /* help gdb find registers */ - struct user_fpu_struct* u_fpstate; /* Math Co-processor pointer */ - unsigned long magic; /* identifies a core file */ - char u_comm[32]; /* user command name */ -}; - -#define NBPG PAGE_SIZE -#define UPAGES 1 -#define HOST_TEXT_START_ADDR (u.start_code) -#define HOST_DATA_START_ADDR (u.start_data) -#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) - -#endif /* __ASM_SH64_USER_H */ diff --git a/init/Kconfig b/init/Kconfig index 0eda68f..288444b 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -238,7 +238,7 @@ config AUDIT config AUDITSYSCALL bool "Enable system-call auditing support" - depends on AUDIT && (X86 || PPC || PPC64 || S390 || IA64 || UML || SPARC64) + depends on AUDIT && (X86 || PPC || PPC64 || S390 || IA64 || UML || SPARC64|| SUPERH) default y if SECURITY_SELINUX help Enable low-overhead system-call auditing infrastructure that @@ -187,7 +187,7 @@ config BOUNCE config NR_QUICK int depends on QUICKLIST - default "2" if (SUPERH && !SUPERH64) + default "2" if SUPERH default "1" config VIRT_TO_BUS |
