diff options
32 files changed, 318 insertions, 1061 deletions
diff --git a/arch/sparc/kernel/process.c b/arch/sparc/kernel/process.c index 70c0dd2..e7f3519 100644 --- a/arch/sparc/kernel/process.c +++ b/arch/sparc/kernel/process.c @@ -357,8 +357,6 @@ void flush_thread(void) { current_thread_info()->w_saved = 0; - /* No new signal delivery by default */ - current->thread.new_signal = 0; #ifndef CONFIG_SMP if(last_task_used_math == current) { #else diff --git a/arch/sparc/kernel/signal.c b/arch/sparc/kernel/signal.c index 3e849e8..3c31229 100644 --- a/arch/sparc/kernel/signal.c +++ b/arch/sparc/kernel/signal.c @@ -1,5 +1,4 @@ -/* $Id: signal.c,v 1.110 2002/02/08 03:57:14 davem Exp $ - * linux/arch/sparc/kernel/signal.c +/* linux/arch/sparc/kernel/signal.c * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) @@ -32,37 +31,7 @@ extern void fpsave(unsigned long *fpregs, unsigned long *fsr, void *fpqueue, unsigned long *fpqdepth); extern void fpload(unsigned long *fpregs, unsigned long *fsr); -/* Signal frames: the original one (compatible with SunOS): - * - * Set up a signal frame... Make the stack look the way SunOS - * expects it to look which is basically: - * - * ---------------------------------- <-- %sp at signal time - * Struct sigcontext - * Signal address - * Ptr to sigcontext area above - * Signal code - * The signal number itself - * One register window - * ---------------------------------- <-- New %sp - */ -struct signal_sframe { - struct reg_window sig_window; - int sig_num; - int sig_code; - struct sigcontext __user *sig_scptr; - int sig_address; - struct sigcontext sig_context; - unsigned int extramask[_NSIG_WORDS - 1]; -}; - -/* - * And the new one, intended to be used for Linux applications only - * (we have enough in there to work with clone). - * All the interesting bits are in the info field. - */ - -struct new_signal_frame { +struct signal_frame { struct sparc_stackf ss; __siginfo_t info; __siginfo_fpu_t __user *fpu_save; @@ -85,8 +54,7 @@ struct rt_signal_frame { }; /* Align macros */ -#define SF_ALIGNEDSZ (((sizeof(struct signal_sframe) + 7) & (~7))) -#define NF_ALIGNEDSZ (((sizeof(struct new_signal_frame) + 7) & (~7))) +#define SF_ALIGNEDSZ (((sizeof(struct signal_frame) + 7) & (~7))) #define RT_ALIGNEDSZ (((sizeof(struct rt_signal_frame) + 7) & (~7))) static int _sigpause_common(old_sigset_t set) @@ -141,15 +109,20 @@ restore_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) return err; } -static inline void do_new_sigreturn (struct pt_regs *regs) +asmlinkage void do_sigreturn(struct pt_regs *regs) { - struct new_signal_frame __user *sf; + struct signal_frame __user *sf; unsigned long up_psr, pc, npc; sigset_t set; __siginfo_fpu_t __user *fpu_save; int err; - sf = (struct new_signal_frame __user *) regs->u_regs[UREG_FP]; + /* Always make any pending restarted system calls return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + + synchronize_user_stack(); + + sf = (struct signal_frame __user *) regs->u_regs[UREG_FP]; /* 1. Make sure we are not getting garbage from the user */ if (!access_ok(VERIFY_READ, sf, sizeof(*sf))) @@ -198,73 +171,6 @@ segv_and_exit: force_sig(SIGSEGV, current); } -asmlinkage void do_sigreturn(struct pt_regs *regs) -{ - struct sigcontext __user *scptr; - unsigned long pc, npc, psr; - sigset_t set; - int err; - - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - - synchronize_user_stack(); - - if (current->thread.new_signal) { - do_new_sigreturn(regs); - return; - } - - scptr = (struct sigcontext __user *) regs->u_regs[UREG_I0]; - - /* Check sanity of the user arg. */ - if (!access_ok(VERIFY_READ, scptr, sizeof(struct sigcontext)) || - (((unsigned long) scptr) & 3)) - goto segv_and_exit; - - err = __get_user(pc, &scptr->sigc_pc); - err |= __get_user(npc, &scptr->sigc_npc); - - if ((pc | npc) & 3) - goto segv_and_exit; - - /* This is pretty much atomic, no amount locking would prevent - * the races which exist anyways. - */ - err |= __get_user(set.sig[0], &scptr->sigc_mask); - /* Note that scptr + 1 points to extramask */ - err |= __copy_from_user(&set.sig[1], scptr + 1, - (_NSIG_WORDS - 1) * sizeof(unsigned int)); - - if (err) - goto segv_and_exit; - - sigdelsetmask(&set, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - regs->pc = pc; - regs->npc = npc; - - err = __get_user(regs->u_regs[UREG_FP], &scptr->sigc_sp); - err |= __get_user(regs->u_regs[UREG_I0], &scptr->sigc_o0); - err |= __get_user(regs->u_regs[UREG_G1], &scptr->sigc_g1); - - /* User can only change condition codes in %psr. */ - err |= __get_user(psr, &scptr->sigc_psr); - if (err) - goto segv_and_exit; - - regs->psr &= ~(PSR_ICC); - regs->psr |= (psr & PSR_ICC); - return; - -segv_and_exit: - force_sig(SIGSEGV, current); -} - asmlinkage void do_rt_sigreturn(struct pt_regs *regs) { struct rt_signal_frame __user *sf; @@ -351,128 +257,6 @@ static inline void __user *get_sigframe(struct sigaction *sa, struct pt_regs *re return (void __user *)(sp - framesize); } -static inline void -setup_frame(struct sigaction *sa, struct pt_regs *regs, int signr, sigset_t *oldset, siginfo_t *info) -{ - struct signal_sframe __user *sframep; - struct sigcontext __user *sc; - int window = 0, err; - unsigned long pc = regs->pc; - unsigned long npc = regs->npc; - struct thread_info *tp = current_thread_info(); - void __user *sig_address; - int sig_code; - - synchronize_user_stack(); - sframep = (struct signal_sframe __user *) - get_sigframe(sa, regs, SF_ALIGNEDSZ); - if (invalid_frame_pointer(sframep, sizeof(*sframep))){ - /* Don't change signal code and address, so that - * post mortem debuggers can have a look. - */ - goto sigill_and_return; - } - - sc = &sframep->sig_context; - - /* We've already made sure frame pointer isn't in kernel space... */ - err = __put_user((sas_ss_flags(regs->u_regs[UREG_FP]) == SS_ONSTACK), - &sc->sigc_onstack); - err |= __put_user(oldset->sig[0], &sc->sigc_mask); - err |= __copy_to_user(sframep->extramask, &oldset->sig[1], - (_NSIG_WORDS - 1) * sizeof(unsigned int)); - err |= __put_user(regs->u_regs[UREG_FP], &sc->sigc_sp); - err |= __put_user(pc, &sc->sigc_pc); - err |= __put_user(npc, &sc->sigc_npc); - err |= __put_user(regs->psr, &sc->sigc_psr); - err |= __put_user(regs->u_regs[UREG_G1], &sc->sigc_g1); - err |= __put_user(regs->u_regs[UREG_I0], &sc->sigc_o0); - err |= __put_user(tp->w_saved, &sc->sigc_oswins); - if (tp->w_saved) - for (window = 0; window < tp->w_saved; window++) { - put_user((char *)tp->rwbuf_stkptrs[window], - &sc->sigc_spbuf[window]); - err |= __copy_to_user(&sc->sigc_wbuf[window], - &tp->reg_window[window], - sizeof(struct reg_window)); - } - else - err |= __copy_to_user(sframep, (char *) regs->u_regs[UREG_FP], - sizeof(struct reg_window)); - - tp->w_saved = 0; /* So process is allowed to execute. */ - - err |= __put_user(signr, &sframep->sig_num); - sig_address = NULL; - sig_code = 0; - if (SI_FROMKERNEL (info) && (info->si_code & __SI_MASK) == __SI_FAULT) { - sig_address = info->si_addr; - switch (signr) { - case SIGSEGV: - switch (info->si_code) { - case SEGV_MAPERR: sig_code = SUBSIG_NOMAPPING; break; - default: sig_code = SUBSIG_PROTECTION; break; - } - break; - case SIGILL: - switch (info->si_code) { - case ILL_ILLOPC: sig_code = SUBSIG_ILLINST; break; - case ILL_PRVOPC: sig_code = SUBSIG_PRIVINST; break; - case ILL_ILLTRP: sig_code = SUBSIG_BADTRAP(info->si_trapno); break; - default: sig_code = SUBSIG_STACK; break; - } - break; - case SIGFPE: - switch (info->si_code) { - case FPE_INTDIV: sig_code = SUBSIG_IDIVZERO; break; - case FPE_INTOVF: sig_code = SUBSIG_FPINTOVFL; break; - case FPE_FLTDIV: sig_code = SUBSIG_FPDIVZERO; break; - case FPE_FLTOVF: sig_code = SUBSIG_FPOVFLOW; break; - case FPE_FLTUND: sig_code = SUBSIG_FPUNFLOW; break; - case FPE_FLTRES: sig_code = SUBSIG_FPINEXACT; break; - case FPE_FLTINV: sig_code = SUBSIG_FPOPERROR; break; - default: sig_code = SUBSIG_FPERROR; break; - } - break; - case SIGBUS: - switch (info->si_code) { - case BUS_ADRALN: sig_code = SUBSIG_ALIGNMENT; break; - case BUS_ADRERR: sig_code = SUBSIG_MISCERROR; break; - default: sig_code = SUBSIG_BUSTIMEOUT; break; - } - break; - case SIGEMT: - switch (info->si_code) { - case EMT_TAGOVF: sig_code = SUBSIG_TAG; break; - } - break; - case SIGSYS: - if (info->si_code == (__SI_FAULT|0x100)) { - sig_code = info->si_trapno; - break; - } - default: - sig_address = NULL; - } - } - err |= __put_user((unsigned long)sig_address, &sframep->sig_address); - err |= __put_user(sig_code, &sframep->sig_code); - err |= __put_user(sc, &sframep->sig_scptr); - if (err) - goto sigsegv; - - regs->u_regs[UREG_FP] = (unsigned long) sframep; - regs->pc = (unsigned long) sa->sa_handler; - regs->npc = (regs->pc + 4); - return; - -sigill_and_return: - do_exit(SIGILL); -sigsegv: - force_sigsegv(signr, current); -} - - static inline int save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) { @@ -508,21 +292,20 @@ save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) return err; } -static inline void -new_setup_frame(struct k_sigaction *ka, struct pt_regs *regs, - int signo, sigset_t *oldset) +static void setup_frame(struct k_sigaction *ka, struct pt_regs *regs, + int signo, sigset_t *oldset) { - struct new_signal_frame __user *sf; + struct signal_frame __user *sf; int sigframe_size, err; /* 1. Make sure everything is clean */ synchronize_user_stack(); - sigframe_size = NF_ALIGNEDSZ; + sigframe_size = SF_ALIGNEDSZ; if (!used_math()) sigframe_size -= sizeof(__siginfo_fpu_t); - sf = (struct new_signal_frame __user *) + sf = (struct signal_frame __user *) get_sigframe(&ka->sa, regs, sigframe_size); if (invalid_frame_pointer(sf, sigframe_size)) @@ -586,9 +369,8 @@ sigsegv: force_sigsegv(signo, current); } -static inline void -new_setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs, - int signo, sigset_t *oldset, siginfo_t *info) +static void setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs, + int signo, sigset_t *oldset, siginfo_t *info) { struct rt_signal_frame __user *sf; int sigframe_size; @@ -674,11 +456,9 @@ handle_signal(unsigned long signr, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { if (ka->sa.sa_flags & SA_SIGINFO) - new_setup_rt_frame(ka, regs, signr, oldset, info); - else if (current->thread.new_signal) - new_setup_frame(ka, regs, signr, oldset); + setup_rt_frame(ka, regs, signr, oldset, info); else - setup_frame(&ka->sa, regs, signr, oldset, info); + setup_frame(ka, regs, signr, oldset); spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); diff --git a/arch/sparc/kernel/sys_sparc.c b/arch/sparc/kernel/sys_sparc.c index 42bf09d..f188b5d 100644 --- a/arch/sparc/kernel/sys_sparc.c +++ b/arch/sparc/kernel/sys_sparc.c @@ -1,5 +1,4 @@ -/* $Id: sys_sparc.c,v 1.70 2001/04/14 01:12:02 davem Exp $ - * linux/arch/sparc/kernel/sys_sparc.c +/* linux/arch/sparc/kernel/sys_sparc.c * * This file contains various random system calls that * have a non-standard calling sequence on the Linux/sparc @@ -395,10 +394,8 @@ sparc_sigaction (int sig, const struct old_sigaction __user *act, struct k_sigaction new_ka, old_ka; int ret; - if (sig < 0) { - current->thread.new_signal = 1; - sig = -sig; - } + WARN_ON_ONCE(sig >= 0); + sig = -sig; if (act) { unsigned long mask; @@ -446,11 +443,6 @@ sys_rt_sigaction(int sig, if (sigsetsize != sizeof(sigset_t)) return -EINVAL; - /* All tasks which use RT signals (effectively) use - * new style signals. - */ - current->thread.new_signal = 1; - if (act) { new_ka.ka_restorer = restorer; if (copy_from_user(&new_ka.sa, act, sizeof(*act))) diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 8acc5cc..edbe71e 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -1,9 +1,5 @@ -# $Id: config.in,v 1.158 2002/01/24 22:14:44 davem Exp $ -# For a description of the syntax of this configuration file, -# see the Configure script. -# - -mainmenu "Linux/UltraSPARC Kernel Configuration" +# sparc64 configuration +mainmenu "Linux Kernel Configuration for 64-bit SPARC" config SPARC bool @@ -17,12 +13,6 @@ config SPARC64 default y select HAVE_IDE select HAVE_LMB - help - SPARC is a family of RISC microprocessors designed and marketed by - Sun Microsystems, incorporated. This port covers the newer 64-bit - UltraSPARC. The UltraLinux project maintains both the SPARC32 and - SPARC64 ports; its web page is available at - <http://www.ultralinux.org/>. config GENERIC_TIME bool @@ -97,7 +87,7 @@ config SPARC64_PAGE_SIZE_8KB help This lets you select the page size of the kernel. - 8KB and 64KB work quite well, since Sparc ELF sections + 8KB and 64KB work quite well, since SPARC ELF sections provide for up to 64KB alignment. Therefore, 512KB and 4MB are for expert hackers only. @@ -138,7 +128,7 @@ config HOTPLUG_CPU bool "Support for hot-pluggable CPUs" depends on SMP select HOTPLUG - ---help--- + help Say Y here to experiment with turning CPUs off and on. CPUs can be controlled through /sys/devices/system/cpu/cpu#. Say N if you want to disable CPU hotplug. @@ -155,23 +145,16 @@ source "kernel/time/Kconfig" config SMP bool "Symmetric multi-processing support" - ---help--- + help This enables support for systems with more than one CPU. If you have a system with only one CPU, say N. If you have a system with more than one CPU, say Y. If you say N here, the kernel will run on single and multiprocessor machines, but will use only one CPU of a multiprocessor machine. If - you say Y here, the kernel will run on many, but not all, - singleprocessor machines. On a singleprocessor machine, the kernel - will run faster if you say N here. - - People using multiprocessor machines who say Y here should also say - Y to "Enhanced Real Time Clock Support", below. The "Advanced Power - Management" code will be disabled if you say Y here. - - See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO - available at <http://www.tldp.org/docs.html#howto>. + you say Y here, the kernel will run on single-processor machines. + On a single-processor machine, the kernel will run faster if you say + N here. If you don't know what to do here, say N. @@ -284,50 +267,19 @@ source "mm/Kconfig" config ISA bool - help - Find out whether you have ISA slots on your motherboard. ISA 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 PCI, EISA, MicroChannel - (MCA) or VESA. ISA is an older system, now being displaced by PCI; - newer boards don't support it. If you have ISA, say Y, otherwise N. config ISAPNP bool - help - Say Y here if you would like support for ISA Plug and Play devices. - Some information is in <file:Documentation/isapnp.txt>. - - To compile this driver as a module, choose M here: the - module will be called isapnp. - - If unsure, say Y. config EISA bool - ---help--- - The Extended Industry Standard Architecture (EISA) bus was - developed as an open alternative to the IBM MicroChannel bus. - - The EISA bus provided some of the features of the IBM MicroChannel - bus while maintaining backward compatibility with cards made for - the older ISA bus. The EISA bus saw limited use between 1988 and - 1995 when it was made obsolete by the PCI bus. - - Say Y here if you are building a kernel for an EISA-based machine. - - Otherwise, say N. config MCA bool - help - MicroChannel Architecture is found in some IBM PS/2 machines and - laptops. It is a bus system similar to PCI or ISA. See - <file:Documentation/mca.txt> (and especially the web page given - there) before attempting to build an MCA bus kernel. config PCMCIA tristate - ---help--- + help Say Y here if you want to attach PCMCIA- or PC-cards to your Linux computer. These are credit-card size devices such as network cards, modems or hard drives often used with laptops computers. There are @@ -369,10 +321,10 @@ config PCI bool "PCI support" select ARCH_SUPPORTS_MSI 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. + Find out whether your system includes a PCI bus. PCI is the name of + a bus system, i.e. the way the CPU talks to the other stuff inside + your box. If you say Y here, the kernel will include drivers and + infrastructure code to support PCI bus devices. config PCI_DOMAINS def_bool PCI @@ -396,15 +348,8 @@ menu "Executable file formats" source "fs/Kconfig.binfmt" -config SPARC32_COMPAT - bool "Kernel support for Linux/Sparc 32bit binary compatibility" - help - This allows you to run 32-bit binaries on your Ultra. - Everybody wants this; say Y. - config COMPAT bool - depends on SPARC32_COMPAT default y select COMPAT_BINFMT_ELF @@ -421,8 +366,8 @@ config SCHED_SMT default y help SMT scheduler support improves the CPU scheduler's decision making - when dealing with UltraSPARC cpus at a cost of slightly increased - overhead in some places. If unsure say N here. + when dealing with SPARC cpus at a cost of slightly increased overhead + in some places. If unsure say N here. config SCHED_MC bool "Multi-core scheduler support" diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig index 92f7968..aff93c9 100644 --- a/arch/sparc64/defconfig +++ b/arch/sparc64/defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.25-numa -# Wed Apr 23 04:49:08 2008 +# Linux kernel version: 2.6.25 +# Sat Apr 26 03:11:06 2008 # CONFIG_SPARC=y CONFIG_SPARC64=y @@ -152,7 +152,9 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_HUGETLB_PAGE_SIZE_4MB=y # CONFIG_HUGETLB_PAGE_SIZE_512K is not set # CONFIG_HUGETLB_PAGE_SIZE_64K is not set -# CONFIG_NUMA is not set +CONFIG_NUMA=y +CONFIG_NODES_SHIFT=4 +CONFIG_NODES_SPAN_OTHER_NODES=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_ARCH_SPARSEMEM_ENABLE=y @@ -162,12 +164,14 @@ CONFIG_SELECT_MEMORY_MODEL=y # CONFIG_DISCONTIGMEM_MANUAL is not set CONFIG_SPARSEMEM_MANUAL=y CONFIG_SPARSEMEM=y +CONFIG_NEED_MULTIPLE_NODES=y CONFIG_HAVE_MEMORY_PRESENT=y # CONFIG_SPARSEMEM_STATIC is not set CONFIG_SPARSEMEM_EXTREME=y CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y CONFIG_SPARSEMEM_VMEMMAP=y CONFIG_SPLIT_PTLOCK_CPUS=4 +CONFIG_MIGRATION=y CONFIG_RESOURCES_64BIT=y CONFIG_ZONE_DMA_FLAG=0 CONFIG_NR_QUICK=1 @@ -191,7 +195,6 @@ CONFIG_SUN_OPENPROMFS=m CONFIG_BINFMT_ELF=y CONFIG_COMPAT_BINFMT_ELF=y CONFIG_BINFMT_MISC=m -CONFIG_SPARC32_COMPAT=y CONFIG_COMPAT=y CONFIG_SYSVIPC_COMPAT=y CONFIG_SCHED_SMT=y @@ -746,13 +749,7 @@ CONFIG_DEVPORT=y CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y # CONFIG_I2C_CHARDEV is not set - -# -# I2C Algorithms -# CONFIG_I2C_ALGOBIT=y -# CONFIG_I2C_ALGOPCF is not set -# CONFIG_I2C_ALGOPCA is not set # # I2C Hardware Bus support @@ -780,6 +777,7 @@ CONFIG_I2C_ALGOBIT=y # CONFIG_I2C_VIA is not set # CONFIG_I2C_VIAPRO is not set # CONFIG_I2C_VOODOO3 is not set +# CONFIG_I2C_PCA_PLATFORM is not set # # Miscellaneous I2C Chip support @@ -1026,6 +1024,7 @@ CONFIG_SND_ALI5451=m # CONFIG_SND_AU8810 is not set # CONFIG_SND_AU8820 is not set # CONFIG_SND_AU8830 is not set +# CONFIG_SND_AW2 is not set # CONFIG_SND_AZT3328 is not set # CONFIG_SND_BT87X is not set # CONFIG_SND_CA0106 is not set @@ -1097,10 +1096,6 @@ CONFIG_SND_SUN_CS4231=m # CONFIG_SND_SOC is not set # -# SoC Audio support for SuperH -# - -# # ALSA SoC audio for Freescale SOCs # diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile index 63c6ae0..2bd0340 100644 --- a/arch/sparc64/kernel/Makefile +++ b/arch/sparc64/kernel/Makefile @@ -15,17 +15,17 @@ obj-y := process.o setup.o cpu.o idprom.o \ visemul.o prom.o of_device.o hvapi.o sstate.o mdesc.o obj-$(CONFIG_STACKTRACE) += stacktrace.o -obj-$(CONFIG_PCI) += ebus.o isa.o pci_common.o \ +obj-$(CONFIG_PCI) += ebus.o pci_common.o \ pci_psycho.o pci_sabre.o pci_schizo.o \ pci_sun4v.o pci_sun4v_asm.o pci_fire.o obj-$(CONFIG_PCI_MSI) += pci_msi.o obj-$(CONFIG_SMP) += smp.o trampoline.o hvtramp.o -obj-$(CONFIG_SPARC32_COMPAT) += sys32.o sys_sparc32.o signal32.o +obj-$(CONFIG_COMPAT) += sys32.o sys_sparc32.o signal32.o obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o obj-$(CONFIG_KPROBES) += kprobes.o obj-$(CONFIG_SUN_LDOMS) += ldc.o vio.o viohs.o ds.o obj-$(CONFIG_AUDIT) += audit.o -obj-$(CONFIG_AUDIT)$(CONFIG_SPARC32_COMPAT) += compat_audit.o +obj-$(CONFIG_AUDIT)$(CONFIG_COMPAT) += compat_audit.o obj-y += $(obj-yy) diff --git a/arch/sparc64/kernel/audit.c b/arch/sparc64/kernel/audit.c index 24d7f4b..8fff0ac 100644 --- a/arch/sparc64/kernel/audit.c +++ b/arch/sparc64/kernel/audit.c @@ -30,7 +30,7 @@ static unsigned signal_class[] = { int audit_classify_arch(int arch) { -#ifdef CONFIG_SPARC32_COMPAT +#ifdef CONFIG_COMPAT if (arch == AUDIT_ARCH_SPARC) return 1; #endif @@ -39,7 +39,7 @@ int audit_classify_arch(int arch) int audit_classify_syscall(int abi, unsigned syscall) { -#ifdef CONFIG_SPARC32_COMPAT +#ifdef CONFIG_COMPAT extern int sparc32_classify_syscall(unsigned); if (abi == AUDIT_ARCH_SPARC) return sparc32_classify_syscall(syscall); @@ -60,7 +60,7 @@ int audit_classify_syscall(int abi, unsigned syscall) static int __init audit_classes_init(void) { -#ifdef CONFIG_SPARC32_COMPAT +#ifdef CONFIG_COMPAT extern __u32 sparc32_dir_class[]; extern __u32 sparc32_write_class[]; extern __u32 sparc32_read_class[]; diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index eb88bd6..b441a26b 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -1,6 +1,6 @@ /* irq.c: UltraSparc IRQ handling/init/registry. * - * Copyright (C) 1997, 2007 David S. Miller (davem@davemloft.net) + * Copyright (C) 1997, 2007, 2008 David S. Miller (davem@davemloft.net) * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) */ @@ -308,6 +308,7 @@ static void sun4u_irq_enable(unsigned int virt_irq) IMAP_AID_SAFARI | IMAP_NID_SAFARI); val |= tid | IMAP_VALID; upa_writeq(val, imap); + upa_writeq(ICLR_IDLE, data->iclr); } } diff --git a/arch/sparc64/kernel/isa.c b/arch/sparc64/kernel/isa.c deleted file mode 100644 index a2af5ed..0000000 --- a/arch/sparc64/kernel/isa.c +++ /dev/null @@ -1,191 +0,0 @@ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/slab.h> -#include <asm/oplib.h> -#include <asm/prom.h> -#include <asm/of_device.h> -#include <asm/isa.h> - -struct sparc_isa_bridge *isa_chain; - -static void __init fatal_err(const char *reason) -{ - prom_printf("ISA: fatal error, %s.\n", reason); -} - -static void __init report_dev(struct sparc_isa_device *isa_dev, int child) -{ - if (child) - printk(" (%s)", isa_dev->prom_node->name); - else - printk(" [%s", isa_dev->prom_node->name); -} - -static void __init isa_dev_get_resource(struct sparc_isa_device *isa_dev) -{ - struct of_device *op = of_find_device_by_node(isa_dev->prom_node); - - memcpy(&isa_dev->resource, &op->resource[0], sizeof(struct resource)); -} - -static void __init isa_dev_get_irq(struct sparc_isa_device *isa_dev) -{ - struct of_device *op = of_find_device_by_node(isa_dev->prom_node); - - if (!op || !op->num_irqs) { - isa_dev->irq = PCI_IRQ_NONE; - } else { - isa_dev->irq = op->irqs[0]; - } -} - -static void __init isa_fill_children(struct sparc_isa_device *parent_isa_dev) -{ - struct device_node *dp = parent_isa_dev->prom_node->child; - - if (!dp) - return; - - printk(" ->"); - while (dp) { - struct sparc_isa_device *isa_dev; - - isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL); - if (!isa_dev) { - fatal_err("cannot allocate child isa_dev"); - prom_halt(); - } - - /* Link it in to parent. */ - isa_dev->next = parent_isa_dev->child; - parent_isa_dev->child = isa_dev; - - isa_dev->bus = parent_isa_dev->bus; - isa_dev->prom_node = dp; - - isa_dev_get_resource(isa_dev); - isa_dev_get_irq(isa_dev); - - report_dev(isa_dev, 1); - - dp = dp->sibling; - } -} - -static void __init isa_fill_devices(struct sparc_isa_bridge *isa_br) -{ - struct device_node *dp = isa_br->prom_node->child; - - while (dp) { - struct sparc_isa_device *isa_dev; - struct dev_archdata *sd; - - isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL); - if (!isa_dev) { - printk(KERN_DEBUG "ISA: cannot allocate isa_dev"); - return; - } - - sd = &isa_dev->ofdev.dev.archdata; - sd->prom_node = dp; - sd->op = &isa_dev->ofdev; - sd->iommu = isa_br->ofdev.dev.parent->archdata.iommu; - sd->stc = isa_br->ofdev.dev.parent->archdata.stc; - sd->numa_node = isa_br->ofdev.dev.parent->archdata.numa_node; - - isa_dev->ofdev.node = dp; - isa_dev->ofdev.dev.parent = &isa_br->ofdev.dev; - isa_dev->ofdev.dev.bus = &isa_bus_type; - sprintf(isa_dev->ofdev.dev.bus_id, "isa[%08x]", dp->node); - - /* Register with core */ - if (of_device_register(&isa_dev->ofdev) != 0) { - printk(KERN_DEBUG "isa: device registration error for %s!\n", - dp->path_component_name); - kfree(isa_dev); - goto next_sibling; - } - - /* Link it in. */ - isa_dev->next = NULL; - if (isa_br->devices == NULL) { - isa_br->devices = isa_dev; - } else { - struct sparc_isa_device *tmp = isa_br->devices; - - while (tmp->next) - tmp = tmp->next; - - tmp->next = isa_dev; - } - - isa_dev->bus = isa_br; - isa_dev->prom_node = dp; - - isa_dev_get_resource(isa_dev); - isa_dev_get_irq(isa_dev); - - report_dev(isa_dev, 0); - - isa_fill_children(isa_dev); - - printk("]"); - - next_sibling: - dp = dp->sibling; - } -} - -void __init isa_init(void) -{ - struct pci_dev *pdev; - unsigned short vendor, device; - int index = 0; - - vendor = PCI_VENDOR_ID_AL; - device = PCI_DEVICE_ID_AL_M1533; - - pdev = NULL; - while ((pdev = pci_get_device(vendor, device, pdev)) != NULL) { - struct sparc_isa_bridge *isa_br; - struct device_node *dp; - - dp = pci_device_to_OF_node(pdev); - - isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL); - if (!isa_br) { - printk(KERN_DEBUG "isa: cannot allocate sparc_isa_bridge"); - pci_dev_put(pdev); - return; - } - - isa_br->ofdev.node = dp; - isa_br->ofdev.dev.parent = &pdev->dev; - isa_br->ofdev.dev.bus = &isa_bus_type; - sprintf(isa_br->ofdev.dev.bus_id, "isa%d", index); - - /* Register with core */ - if (of_device_register(&isa_br->ofdev) != 0) { - printk(KERN_DEBUG "isa: device registration error for %s!\n", - dp->path_component_name); - kfree(isa_br); - pci_dev_put(pdev); - return; - } - - /* Link it in. */ - isa_br->next = isa_chain; - isa_chain = isa_br; - - isa_br->self = pdev; - isa_br->index = index++; - isa_br->prom_node = dp; - - printk("isa%d:", isa_br->index); - - isa_fill_devices(isa_br); - - printk("\n"); - } -} diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c index 9e58e8c..d569f60 100644 --- a/arch/sparc64/kernel/of_device.c +++ b/arch/sparc64/kernel/of_device.c @@ -412,12 +412,6 @@ static int __init build_one_resource(struct device_node *parent, static int __init use_1to1_mapping(struct device_node *pp) { - /* If this is on the PMU bus, don't try to translate it even - * if a ranges property exists. - */ - if (!strcmp(pp->name, "pmu")) - return 1; - /* If we have a ranges property in the parent, use it. */ if (of_find_property(pp, "ranges", NULL) != NULL) return 0; diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index 49f9127..dbf2fc2 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -23,7 +23,6 @@ #include <asm/pgtable.h> #include <asm/irq.h> #include <asm/ebus.h> -#include <asm/isa.h> #include <asm/prom.h> #include <asm/apb.h> @@ -885,7 +884,6 @@ static int __init pcibios_init(void) pci_scan_each_controller_bus(); - isa_init(); ebus_init(); power_init(); diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c index acf8c52..0560137 100644 --- a/arch/sparc64/kernel/process.c +++ b/arch/sparc64/kernel/process.c @@ -1,5 +1,4 @@ -/* $Id: process.c,v 1.131 2002/02/09 19:49:30 davem Exp $ - * arch/sparc64/kernel/process.c +/* arch/sparc64/kernel/process.c * * Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu) * Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be) @@ -368,9 +367,6 @@ void flush_thread(void) if (get_thread_current_ds() != ASI_AIUS) set_fs(USER_DS); - - /* Init new signal delivery disposition. */ - clear_thread_flag(TIF_NEWSIGNALS); } /* It's a bit more tricky when 64-bit tasks are involved... */ @@ -595,6 +591,12 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp, if (clone_flags & CLONE_SETTLS) t->kregs->u_regs[UREG_G7] = regs->u_regs[UREG_I3]; + /* We do not want to accidently trigger system call restart + * handling in the new thread. Therefore, clear out the trap + * type, which will make pt_regs_regs_is_syscall() return false. + */ + pt_regs_clear_trap_type(t->kregs); + return 0; } diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c index 77a3e85..f2d88d8 100644 --- a/arch/sparc64/kernel/signal.c +++ b/arch/sparc64/kernel/signal.c @@ -8,7 +8,7 @@ * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) */ -#ifdef CONFIG_SPARC32_COMPAT +#ifdef CONFIG_COMPAT #include <linux/compat.h> /* for compat_old_sigset_t */ #endif #include <linux/sched.h> @@ -236,9 +236,6 @@ struct rt_signal_frame { __siginfo_fpu_t fpu_state; }; -/* Align macros */ -#define RT_ALIGNEDSZ (((sizeof(struct rt_signal_frame) + 7) & (~7))) - static long _sigpause_common(old_sigset_t set) { set &= _BLOCKABLE; @@ -400,7 +397,7 @@ setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs, synchronize_user_stack(); save_and_clear_fpu(); - sigframe_size = RT_ALIGNEDSZ; + sigframe_size = sizeof(struct rt_signal_frame); if (!(current_thread_info()->fpsaved[0] & FPRS_FEF)) sigframe_size -= sizeof(__siginfo_fpu_t); @@ -516,11 +513,10 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0) struct k_sigaction ka; sigset_t *oldset; siginfo_t info; - int signr, tt; + int signr; - tt = regs->magic & 0x1ff; - if (tt == 0x110 || tt == 0x111 || tt == 0x16d) { - regs->magic &= ~0x1ff; + if (pt_regs_is_syscall(regs)) { + pt_regs_clear_trap_type(regs); cookie.restart_syscall = 1; } else cookie.restart_syscall = 0; @@ -531,7 +527,7 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0) else oldset = ¤t->blocked; -#ifdef CONFIG_SPARC32_COMPAT +#ifdef CONFIG_COMPAT if (test_thread_flag(TIF_32BIT)) { extern void do_signal32(sigset_t *, struct pt_regs *, struct signal_deliver_cookie *); diff --git a/arch/sparc64/kernel/signal32.c b/arch/sparc64/kernel/signal32.c index 43cdec6..91f8d08 100644 --- a/arch/sparc64/kernel/signal32.c +++ b/arch/sparc64/kernel/signal32.c @@ -1,5 +1,4 @@ -/* $Id: signal32.c,v 1.74 2002/02/09 19:49:30 davem Exp $ - * arch/sparc64/kernel/signal32.c +/* arch/sparc64/kernel/signal32.c * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) @@ -31,30 +30,6 @@ #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) -/* Signal frames: the original one (compatible with SunOS): - * - * Set up a signal frame... Make the stack look the way SunOS - * expects it to look which is basically: - * - * ---------------------------------- <-- %sp at signal time - * Struct sigcontext - * Signal address - * Ptr to sigcontext area above - * Signal code - * The signal number itself - * One register window - * ---------------------------------- <-- New %sp - */ -struct signal_sframe32 { - struct reg_window32 sig_window; - int sig_num; - int sig_code; - /* struct sigcontext32 * */ u32 sig_scptr; - int sig_address; - struct sigcontext32 sig_context; - unsigned int extramask[_COMPAT_NSIG_WORDS - 1]; -}; - /* This magic should be in g_upper[0] for all upper parts * to be valid. */ @@ -65,12 +40,7 @@ typedef struct { unsigned int asi; } siginfo_extra_v8plus_t; -/* - * And the new one, intended to be used for Linux applications only - * (we have enough in there to work with clone). - * All the interesting bits are in the info field. - */ -struct new_signal_frame32 { +struct signal_frame32 { struct sparc_stackf32 ss; __siginfo32_t info; /* __siginfo_fpu32_t * */ u32 fpu_save; @@ -149,8 +119,7 @@ struct rt_signal_frame32 { }; /* Align macros */ -#define SF_ALIGNEDSZ (((sizeof(struct signal_sframe32) + 7) & (~7))) -#define NF_ALIGNEDSZ (((sizeof(struct new_signal_frame32) + 7) & (~7))) +#define SF_ALIGNEDSZ (((sizeof(struct signal_frame32) + 7) & (~7))) #define RT_ALIGNEDSZ (((sizeof(struct rt_signal_frame32) + 7) & (~7))) int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from) @@ -241,17 +210,22 @@ static int restore_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu return err; } -void do_new_sigreturn32(struct pt_regs *regs) +void do_sigreturn32(struct pt_regs *regs) { - struct new_signal_frame32 __user *sf; + struct signal_frame32 __user *sf; unsigned int psr; unsigned pc, npc, fpu_save; sigset_t set; unsigned seta[_COMPAT_NSIG_WORDS]; int err, i; + /* Always make any pending restarted system calls return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + + synchronize_user_stack(); + regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL; - sf = (struct new_signal_frame32 __user *) regs->u_regs[UREG_FP]; + sf = (struct signal_frame32 __user *) regs->u_regs[UREG_FP]; /* 1. Make sure we are not getting garbage from the user */ if (!access_ok(VERIFY_READ, sf, sizeof(*sf)) || @@ -319,76 +293,6 @@ segv: force_sig(SIGSEGV, current); } -asmlinkage void do_sigreturn32(struct pt_regs *regs) -{ - struct sigcontext32 __user *scptr; - unsigned int pc, npc, psr; - sigset_t set; - unsigned int seta[_COMPAT_NSIG_WORDS]; - int err; - - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - - synchronize_user_stack(); - if (test_thread_flag(TIF_NEWSIGNALS)) { - do_new_sigreturn32(regs); - return; - } - - scptr = (struct sigcontext32 __user *) - (regs->u_regs[UREG_I0] & 0x00000000ffffffffUL); - /* Check sanity of the user arg. */ - if (!access_ok(VERIFY_READ, scptr, sizeof(struct sigcontext32)) || - (((unsigned long) scptr) & 3)) - goto segv; - - err = __get_user(pc, &scptr->sigc_pc); - err |= __get_user(npc, &scptr->sigc_npc); - - if ((pc | npc) & 3) - goto segv; /* Nice try. */ - - err |= __get_user(seta[0], &scptr->sigc_mask); - /* Note that scptr + 1 points to extramask */ - err |= copy_from_user(seta+1, scptr + 1, - (_COMPAT_NSIG_WORDS - 1) * sizeof(unsigned int)); - if (err) - goto segv; - switch (_NSIG_WORDS) { - case 4: set.sig[3] = seta[6] + (((long)seta[7]) << 32); - case 3: set.sig[2] = seta[4] + (((long)seta[5]) << 32); - case 2: set.sig[1] = seta[2] + (((long)seta[3]) << 32); - case 1: set.sig[0] = seta[0] + (((long)seta[1]) << 32); - } - sigdelsetmask(&set, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - if (test_thread_flag(TIF_32BIT)) { - pc &= 0xffffffff; - npc &= 0xffffffff; - } - regs->tpc = pc; - regs->tnpc = npc; - err = __get_user(regs->u_regs[UREG_FP], &scptr->sigc_sp); - err |= __get_user(regs->u_regs[UREG_I0], &scptr->sigc_o0); - err |= __get_user(regs->u_regs[UREG_G1], &scptr->sigc_g1); - - /* User can only change condition codes in %tstate. */ - err |= __get_user(psr, &scptr->sigc_psr); - if (err) - goto segv; - regs->tstate &= ~(TSTATE_ICC|TSTATE_XCC); - regs->tstate |= psr_to_tstate_icc(psr); - return; - -segv: - force_sig(SIGSEGV, current); -} - asmlinkage void do_rt_sigreturn32(struct pt_regs *regs) { struct rt_signal_frame32 __user *sf; @@ -504,145 +408,6 @@ static void __user *get_sigframe(struct sigaction *sa, struct pt_regs *regs, uns return (void __user *)(sp - framesize); } -static void -setup_frame32(struct sigaction *sa, struct pt_regs *regs, int signr, sigset_t *oldset, siginfo_t *info) -{ - struct signal_sframe32 __user *sframep; - struct sigcontext32 __user *sc; - unsigned int seta[_COMPAT_NSIG_WORDS]; - int err = 0; - void __user *sig_address; - int sig_code; - unsigned long pc = regs->tpc; - unsigned long npc = regs->tnpc; - unsigned int psr; - - if (test_thread_flag(TIF_32BIT)) { - pc &= 0xffffffff; - npc &= 0xffffffff; - } - - synchronize_user_stack(); - save_and_clear_fpu(); - - sframep = (struct signal_sframe32 __user *) - get_sigframe(sa, regs, SF_ALIGNEDSZ); - if (invalid_frame_pointer(sframep, sizeof(*sframep))){ - /* Don't change signal code and address, so that - * post mortem debuggers can have a look. - */ - do_exit(SIGILL); - } - - sc = &sframep->sig_context; - - /* We've already made sure frame pointer isn't in kernel space... */ - err = __put_user((sas_ss_flags(regs->u_regs[UREG_FP]) == SS_ONSTACK), - &sc->sigc_onstack); - - switch (_NSIG_WORDS) { - case 4: seta[7] = (oldset->sig[3] >> 32); - seta[6] = oldset->sig[3]; - case 3: seta[5] = (oldset->sig[2] >> 32); - seta[4] = oldset->sig[2]; - case 2: seta[3] = (oldset->sig[1] >> 32); - seta[2] = oldset->sig[1]; - case 1: seta[1] = (oldset->sig[0] >> 32); - seta[0] = oldset->sig[0]; - } - err |= __put_user(seta[0], &sc->sigc_mask); - err |= __copy_to_user(sframep->extramask, seta + 1, - (_COMPAT_NSIG_WORDS - 1) * sizeof(unsigned int)); - err |= __put_user(regs->u_regs[UREG_FP], &sc->sigc_sp); - err |= __put_user(pc, &sc->sigc_pc); - err |= __put_user(npc, &sc->sigc_npc); - psr = tstate_to_psr(regs->tstate); - if (current_thread_info()->fpsaved[0] & FPRS_FEF) - psr |= PSR_EF; - err |= __put_user(psr, &sc->sigc_psr); - err |= __put_user(regs->u_regs[UREG_G1], &sc->sigc_g1); - err |= __put_user(regs->u_regs[UREG_I0], &sc->sigc_o0); - err |= __put_user(get_thread_wsaved(), &sc->sigc_oswins); - - err |= copy_in_user((u32 __user *)sframep, - (u32 __user *)(regs->u_regs[UREG_FP]), - sizeof(struct reg_window32)); - - set_thread_wsaved(0); /* So process is allowed to execute. */ - err |= __put_user(signr, &sframep->sig_num); - sig_address = NULL; - sig_code = 0; - if (SI_FROMKERNEL (info) && (info->si_code & __SI_MASK) == __SI_FAULT) { - sig_address = info->si_addr; - switch (signr) { - case SIGSEGV: - switch (info->si_code) { - case SEGV_MAPERR: sig_code = SUBSIG_NOMAPPING; break; - default: sig_code = SUBSIG_PROTECTION; break; - } - break; - case SIGILL: - switch (info->si_code) { - case ILL_ILLOPC: sig_code = SUBSIG_ILLINST; break; - case ILL_PRVOPC: sig_code = SUBSIG_PRIVINST; break; - case ILL_ILLTRP: sig_code = SUBSIG_BADTRAP(info->si_trapno); break; - default: sig_code = SUBSIG_STACK; break; - } - break; - case SIGFPE: - switch (info->si_code) { - case FPE_INTDIV: sig_code = SUBSIG_IDIVZERO; break; - case FPE_INTOVF: sig_code = SUBSIG_FPINTOVFL; break; - case FPE_FLTDIV: sig_code = SUBSIG_FPDIVZERO; break; - case FPE_FLTOVF: sig_code = SUBSIG_FPOVFLOW; break; - case FPE_FLTUND: sig_code = SUBSIG_FPUNFLOW; break; - case FPE_FLTRES: sig_code = SUBSIG_FPINEXACT; break; - case FPE_FLTINV: sig_code = SUBSIG_FPOPERROR; break; - default: sig_code = SUBSIG_FPERROR; break; - } - break; - case SIGBUS: - switch (info->si_code) { - case BUS_ADRALN: sig_code = SUBSIG_ALIGNMENT; break; - case BUS_ADRERR: sig_code = SUBSIG_MISCERROR; break; - default: sig_code = SUBSIG_BUSTIMEOUT; break; - } - break; - case SIGEMT: - switch (info->si_code) { - case EMT_TAGOVF: sig_code = SUBSIG_TAG; break; - } - break; - case SIGSYS: - if (info->si_code == (__SI_FAULT|0x100)) { - /* See sys_sunos32.c */ - sig_code = info->si_trapno; - break; - } - default: - sig_address = NULL; - } - } - err |= __put_user(ptr_to_compat(sig_address), &sframep->sig_address); - err |= __put_user(sig_code, &sframep->sig_code); - err |= __put_user(ptr_to_compat(sc), &sframep->sig_scptr); - if (err) - goto sigsegv; - - regs->u_regs[UREG_FP] = (unsigned long) sframep; - regs->tpc = (unsigned long) sa->sa_handler; - regs->tnpc = (regs->tpc + 4); - if (test_thread_flag(TIF_32BIT)) { - regs->tpc &= 0xffffffff; - regs->tnpc &= 0xffffffff; - } - return; - -sigsegv: - force_sigsegv(signr, current); -} - - static int save_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) { unsigned long *fpregs = current_thread_info()->fpregs; @@ -663,10 +428,10 @@ static int save_fpu_state32(struct pt_regs *regs, __siginfo_fpu_t __user *fpu) return err; } -static void new_setup_frame32(struct k_sigaction *ka, struct pt_regs *regs, - int signo, sigset_t *oldset) +static void setup_frame32(struct k_sigaction *ka, struct pt_regs *regs, + int signo, sigset_t *oldset) { - struct new_signal_frame32 __user *sf; + struct signal_frame32 __user *sf; int sigframe_size; u32 psr; int i, err; @@ -676,11 +441,11 @@ static void new_setup_frame32(struct k_sigaction *ka, struct pt_regs *regs, synchronize_user_stack(); save_and_clear_fpu(); - sigframe_size = NF_ALIGNEDSZ; + sigframe_size = SF_ALIGNEDSZ; if (!(current_thread_info()->fpsaved[0] & FPRS_FEF)) sigframe_size -= sizeof(__siginfo_fpu_t); - sf = (struct new_signal_frame32 __user *) + sf = (struct signal_frame32 __user *) get_sigframe(&ka->sa, regs, sigframe_size); if (invalid_frame_pointer(sf, sigframe_size)) @@ -944,10 +709,9 @@ static inline void handle_signal32(unsigned long signr, struct k_sigaction *ka, { if (ka->sa.sa_flags & SA_SIGINFO) setup_rt_frame32(ka, regs, signr, oldset, info); - else if (test_thread_flag(TIF_NEWSIGNALS)) - new_setup_frame32(ka, regs, signr, oldset); else - setup_frame32(&ka->sa, regs, signr, oldset, info); + setup_frame32(ka, regs, signr, oldset); + spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); if (!(ka->sa.sa_flags & SA_NOMASK)) diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c index 6633659..8ac0b99 100644 --- a/arch/sparc64/kernel/sparc64_ksyms.c +++ b/arch/sparc64/kernel/sparc64_ksyms.c @@ -49,7 +49,6 @@ #endif #ifdef CONFIG_PCI #include <asm/ebus.h> -#include <asm/isa.h> #endif #include <asm/ns87303.h> #include <asm/timer.h> @@ -187,7 +186,6 @@ EXPORT_SYMBOL(insw); EXPORT_SYMBOL(insl); #ifdef CONFIG_PCI EXPORT_SYMBOL(ebus_chain); -EXPORT_SYMBOL(isa_chain); EXPORT_SYMBOL(pci_alloc_consistent); EXPORT_SYMBOL(pci_free_consistent); EXPORT_SYMBOL(pci_map_single); diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c index c1a61e9..161ce47 100644 --- a/arch/sparc64/kernel/sys_sparc32.c +++ b/arch/sparc64/kernel/sys_sparc32.c @@ -554,10 +554,8 @@ asmlinkage long compat_sys_sigaction(int sig, struct old_sigaction32 __user *act struct k_sigaction new_ka, old_ka; int ret; - if (sig < 0) { - set_thread_flag(TIF_NEWSIGNALS); - sig = -sig; - } + WARN_ON_ONCE(sig >= 0); + sig = -sig; if (act) { compat_old_sigset_t mask; @@ -601,11 +599,6 @@ asmlinkage long compat_sys_rt_sigaction(int sig, if (sigsetsize != sizeof(compat_sigset_t)) return -EINVAL; - /* All tasks which use RT signals (effectively) use - * new style signals. - */ - set_thread_flag(TIF_NEWSIGNALS); - if (act) { u32 u_handler, u_restorer; diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c index fed3c37..d8765cc 100644 --- a/drivers/input/misc/sparcspkr.c +++ b/drivers/input/misc/sparcspkr.c @@ -2,33 +2,69 @@ * Driver for PC-speaker like devices found on various Sparc systems. * * Copyright (c) 2002 Vojtech Pavlik - * Copyright (c) 2002, 2006 David S. Miller (davem@davemloft.net) + * Copyright (c) 2002, 2006, 2008 David S. Miller (davem@davemloft.net) */ #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> #include <linux/input.h> -#include <linux/platform_device.h> +#include <linux/of_device.h> #include <asm/io.h> -#include <asm/ebus.h> -#include <asm/isa.h> MODULE_AUTHOR("David S. Miller <davem@davemloft.net>"); MODULE_DESCRIPTION("Sparc Speaker beeper driver"); MODULE_LICENSE("GPL"); +struct grover_beep_info { + void __iomem *freq_regs; + void __iomem *enable_reg; +}; + +struct bbc_beep_info { + u32 clock_freq; + void __iomem *regs; +}; + struct sparcspkr_state { const char *name; - unsigned long iobase; int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value); spinlock_t lock; struct input_dev *input_dev; + union { + struct grover_beep_info grover; + struct bbc_beep_info bbc; + } u; }; -static int ebus_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) +static u32 bbc_count_to_reg(struct bbc_beep_info *info, unsigned int count) +{ + u32 val, clock_freq = info->clock_freq; + int i; + + if (!count) + return 0; + + if (count <= clock_freq >> 20) + return 1 << 18; + + if (count >= clock_freq >> 12) + return 1 << 10; + + val = 1 << 18; + for (i = 19; i >= 11; i--) { + val >>= 1; + if (count <= clock_freq >> i) + break; + } + + return val; +} + +static int bbc_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) { struct sparcspkr_state *state = dev_get_drvdata(dev->dev.parent); + struct bbc_beep_info *info = &state->u.bbc; unsigned int count = 0; unsigned long flags; @@ -44,24 +80,29 @@ static int ebus_spkr_event(struct input_dev *dev, unsigned int type, unsigned in if (value > 20 && value < 32767) count = 1193182 / value; + count = bbc_count_to_reg(info, count); + spin_lock_irqsave(&state->lock, flags); - /* EBUS speaker only has on/off state, the frequency does not - * appear to be programmable. - */ - if (state->iobase & 0x2UL) - outb(!!count, state->iobase); - else - outl(!!count, state->iobase); + if (count) { + outb(0x01, info->regs + 0); + outb(0x00, info->regs + 2); + outb((count >> 16) & 0xff, info->regs + 3); + outb((count >> 8) & 0xff, info->regs + 4); + outb(0x00, info->regs + 5); + } else { + outb(0x00, info->regs + 0); + } spin_unlock_irqrestore(&state->lock, flags); return 0; } -static int isa_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) +static int grover_spkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) { struct sparcspkr_state *state = dev_get_drvdata(dev->dev.parent); + struct grover_beep_info *info = &state->u.grover; unsigned int count = 0; unsigned long flags; @@ -81,15 +122,15 @@ static int isa_spkr_event(struct input_dev *dev, unsigned int type, unsigned int if (count) { /* enable counter 2 */ - outb(inb(state->iobase + 0x61) | 3, state->iobase + 0x61); + outb(inb(info->enable_reg) | 3, info->enable_reg); /* set command for counter 2, 2 byte write */ - outb(0xB6, state->iobase + 0x43); + outb(0xB6, info->freq_regs + 1); /* select desired HZ */ - outb(count & 0xff, state->iobase + 0x42); - outb((count >> 8) & 0xff, state->iobase + 0x42); + outb(count & 0xff, info->freq_regs + 0); + outb((count >> 8) & 0xff, info->freq_regs + 0); } else { /* disable counter 2 */ - outb(inb_p(state->iobase + 0x61) & 0xFC, state->iobase + 0x61); + outb(inb_p(info->enable_reg) & 0xFC, info->enable_reg); } spin_unlock_irqrestore(&state->lock, flags); @@ -131,7 +172,7 @@ static int __devinit sparcspkr_probe(struct device *dev) return 0; } -static int __devexit sparcspkr_remove(struct of_device *dev) +static int sparcspkr_shutdown(struct of_device *dev) { struct sparcspkr_state *state = dev_get_drvdata(&dev->dev); struct input_dev *input_dev = state->input_dev; @@ -139,115 +180,180 @@ static int __devexit sparcspkr_remove(struct of_device *dev) /* turn off the speaker */ state->event(input_dev, EV_SND, SND_BELL, 0); - input_unregister_device(input_dev); - - dev_set_drvdata(&dev->dev, NULL); - kfree(state); - return 0; } -static int sparcspkr_shutdown(struct of_device *dev) +static int __devinit bbc_beep_probe(struct of_device *op, const struct of_device_id *match) { - struct sparcspkr_state *state = dev_get_drvdata(&dev->dev); - struct input_dev *input_dev = state->input_dev; + struct sparcspkr_state *state; + struct bbc_beep_info *info; + struct device_node *dp; + int err = -ENOMEM; - /* turn off the speaker */ - state->event(input_dev, EV_SND, SND_BELL, 0); + state = kzalloc(sizeof(*state), GFP_KERNEL); + if (!state) + goto out_err; + + state->name = "Sparc BBC Speaker"; + state->event = bbc_spkr_event; + spin_lock_init(&state->lock); + + dp = of_find_node_by_path("/"); + err = -ENODEV; + if (!dp) + goto out_free; + + info = &state->u.bbc; + info->clock_freq = of_getintprop_default(dp, "clock-frequency", 0); + if (!info->clock_freq) + goto out_free; + + info->regs = of_ioremap(&op->resource[0], 0, 6, "bbc beep"); + if (!info->regs) + goto out_free; + + dev_set_drvdata(&op->dev, state); + + err = sparcspkr_probe(&op->dev); + if (err) + goto out_clear_drvdata; return 0; + +out_clear_drvdata: + dev_set_drvdata(&op->dev, NULL); + of_iounmap(&op->resource[0], info->regs, 6); + +out_free: + kfree(state); +out_err: + return err; } -static int __devinit ebus_beep_probe(struct of_device *dev, const struct of_device_id *match) +static int bbc_remove(struct of_device *op) { - struct linux_ebus_device *edev = to_ebus_device(&dev->dev); - struct sparcspkr_state *state; - int err; + struct sparcspkr_state *state = dev_get_drvdata(&op->dev); + struct input_dev *input_dev = state->input_dev; + struct bbc_beep_info *info = &state->u.bbc; - state = kzalloc(sizeof(*state), GFP_KERNEL); - if (!state) - return -ENOMEM; + /* turn off the speaker */ + state->event(input_dev, EV_SND, SND_BELL, 0); - state->name = "Sparc EBUS Speaker"; - state->iobase = edev->resource[0].start; - state->event = ebus_spkr_event; - spin_lock_init(&state->lock); + input_unregister_device(input_dev); - dev_set_drvdata(&dev->dev, state); + of_iounmap(&op->resource[0], info->regs, 6); - err = sparcspkr_probe(&dev->dev); - if (err) { - dev_set_drvdata(&dev->dev, NULL); - kfree(state); - } + dev_set_drvdata(&op->dev, NULL); + kfree(state); return 0; } -static struct of_device_id ebus_beep_match[] = { +static struct of_device_id bbc_beep_match[] = { { .name = "beep", + .compatible = "SUNW,bbc-beep", }, {}, }; -static struct of_platform_driver ebus_beep_driver = { - .name = "beep", - .match_table = ebus_beep_match, - .probe = ebus_beep_probe, - .remove = __devexit_p(sparcspkr_remove), +static struct of_platform_driver bbc_beep_driver = { + .name = "bbcbeep", + .match_table = bbc_beep_match, + .probe = bbc_beep_probe, + .remove = __devexit_p(bbc_remove), .shutdown = sparcspkr_shutdown, }; -static int __devinit isa_beep_probe(struct of_device *dev, const struct of_device_id *match) +static int __devinit grover_beep_probe(struct of_device *op, const struct of_device_id *match) { - struct sparc_isa_device *idev = to_isa_device(&dev->dev); struct sparcspkr_state *state; - int err; + struct grover_beep_info *info; + int err = -ENOMEM; state = kzalloc(sizeof(*state), GFP_KERNEL); if (!state) - return -ENOMEM; + goto out_err; - state->name = "Sparc ISA Speaker"; - state->iobase = idev->resource.start; - state->event = isa_spkr_event; + state->name = "Sparc Grover Speaker"; + state->event = grover_spkr_event; spin_lock_init(&state->lock); - dev_set_drvdata(&dev->dev, state); + info = &state->u.grover; + info->freq_regs = of_ioremap(&op->resource[2], 0, 2, "grover beep freq"); + if (!info->freq_regs) + goto out_free; - err = sparcspkr_probe(&dev->dev); - if (err) { - dev_set_drvdata(&dev->dev, NULL); - kfree(state); - } + info->enable_reg = of_ioremap(&op->resource[3], 0, 1, "grover beep enable"); + if (!info->enable_reg) + goto out_unmap_freq_regs; + + dev_set_drvdata(&op->dev, state); + + err = sparcspkr_probe(&op->dev); + if (err) + goto out_clear_drvdata; + + return 0; + +out_clear_drvdata: + dev_set_drvdata(&op->dev, NULL); + of_iounmap(&op->resource[3], info->enable_reg, 1); + +out_unmap_freq_regs: + of_iounmap(&op->resource[2], info->freq_regs, 2); +out_free: + kfree(state); +out_err: + return err; +} + +static int grover_remove(struct of_device *op) +{ + struct sparcspkr_state *state = dev_get_drvdata(&op->dev); + struct grover_beep_info *info = &state->u.grover; + struct input_dev *input_dev = state->input_dev; + + /* turn off the speaker */ + state->event(input_dev, EV_SND, SND_BELL, 0); + + input_unregister_device(input_dev); + + of_iounmap(&op->resource[3], info->enable_reg, 1); + of_iounmap(&op->resource[2], info->freq_regs, 2); + + dev_set_drvdata(&op->dev, NULL); + kfree(state); return 0; } -static struct of_device_id isa_beep_match[] = { +static struct of_device_id grover_beep_match[] = { { - .name = "dma", + .name = "beep", + .compatible = "SUNW,smbus-beep", }, {}, }; -static struct of_platform_driver isa_beep_driver = { - .name = "beep", - .match_table = isa_beep_match, - .probe = isa_beep_probe, - .remove = __devexit_p(sparcspkr_remove), +static struct of_platform_driver grover_beep_driver = { + .name = "groverbeep", + .match_table = grover_beep_match, + .probe = grover_beep_probe, + .remove = __devexit_p(grover_remove), .shutdown = sparcspkr_shutdown, }; static int __init sparcspkr_init(void) { - int err = of_register_driver(&ebus_beep_driver, &ebus_bus_type); + int err = of_register_driver(&bbc_beep_driver, + &of_platform_bus_type); if (!err) { - err = of_register_driver(&isa_beep_driver, &isa_bus_type); + err = of_register_driver(&grover_beep_driver, + &of_platform_bus_type); if (err) - of_unregister_driver(&ebus_beep_driver); + of_unregister_driver(&bbc_beep_driver); } return err; @@ -255,8 +361,8 @@ static int __init sparcspkr_init(void) static void __exit sparcspkr_exit(void) { - of_unregister_driver(&ebus_beep_driver); - of_unregister_driver(&isa_beep_driver); + of_unregister_driver(&bbc_beep_driver); + of_unregister_driver(&grover_beep_driver); } module_init(sparcspkr_init); diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c index 3271379..90a20a1 100644 --- a/drivers/serial/sunzilog.c +++ b/drivers/serial/sunzilog.c @@ -1231,7 +1231,7 @@ static inline struct console *SUNZILOG_CONSOLE(void) #define SUNZILOG_CONSOLE() (NULL) #endif -static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channel) +static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up) { int baud, brg; @@ -1305,7 +1305,7 @@ static void __devinit sunzilog_init_hw(struct uart_sunzilog_port *up) up->curregs[R7] = 0x7E; /* SDLC Flag */ up->curregs[R9] = NV; up->curregs[R7p] = 0x00; - sunzilog_init_kbdms(up, up->port.line); + sunzilog_init_kbdms(up); /* Only enable interrupts if an ISR handler available */ if (up->flags & SUNZILOG_FLAG_ISR_HANDLER) up->curregs[R9] |= MIE; diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c index 833b10c..275d9da 100644 --- a/drivers/video/bw2.c +++ b/drivers/video/bw2.c @@ -339,7 +339,7 @@ static int __devinit bw2_probe(struct of_device *op, const struct of_device_id * dev_set_drvdata(&op->dev, info); - printk("%s: bwtwo at %lx:%lx\n", + printk(KERN_INFO "%s: bwtwo at %lx:%lx\n", dp->full_name, par->which_io, par->physbase); return 0; @@ -399,10 +399,9 @@ static int __init bw2_init(void) static void __exit bw2_exit(void) { - return of_unregister_driver(&bw2_driver); + of_unregister_driver(&bw2_driver); } - module_init(bw2_init); module_exit(bw2_exit); diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c index fdc9f43..0db0fec 100644 --- a/drivers/video/cg14.c +++ b/drivers/video/cg14.c @@ -556,7 +556,7 @@ static int __devinit cg14_probe(struct of_device *op, const struct of_device_id dev_set_drvdata(&op->dev, info); - printk("%s: cgfourteen at %lx:%lx, %dMB\n", + printk(KERN_INFO "%s: cgfourteen at %lx:%lx, %dMB\n", dp->full_name, par->iospace, par->physbase, par->ramsize >> 20); @@ -605,7 +605,7 @@ static struct of_platform_driver cg14_driver = { .remove = __devexit_p(cg14_remove), }; -int __init cg14_init(void) +static int __init cg14_init(void) { if (fb_get_options("cg14fb", NULL)) return -ENODEV; @@ -613,7 +613,7 @@ int __init cg14_init(void) return of_register_driver(&cg14_driver, &of_bus_type); } -void __exit cg14_exit(void) +static void __exit cg14_exit(void) { of_unregister_driver(&cg14_driver); } diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c index a5c7fb3..010ea53 100644 --- a/drivers/video/cg3.c +++ b/drivers/video/cg3.c @@ -419,7 +419,7 @@ static int __devinit cg3_probe(struct of_device *op, dev_set_drvdata(&op->dev, info); - printk("%s: cg3 at %lx:%lx\n", + printk(KERN_INFO "%s: cg3 at %lx:%lx\n", dp->full_name, par->which_io, par->physbase); return 0; diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c index 549891d..fc90db6 100644 --- a/drivers/video/cg6.c +++ b/drivers/video/cg6.c @@ -781,7 +781,7 @@ static int __devinit cg6_probe(struct of_device *op, dev_set_drvdata(&op->dev, info); - printk("%s: CGsix [%s] at %lx:%lx\n", + printk(KERN_INFO "%s: CGsix [%s] at %lx:%lx\n", dp->full_name, info->fix.id, par->which_io, par->physbase); diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c index d7e2488..93dca3e 100644 --- a/drivers/video/ffb.c +++ b/drivers/video/ffb.c @@ -32,7 +32,6 @@ static int ffb_setcolreg(unsigned, unsigned, unsigned, unsigned, unsigned, struct fb_info *); static int ffb_blank(int, struct fb_info *); -static void ffb_init_fix(struct fb_info *); static void ffb_imageblit(struct fb_info *, const struct fb_image *); static void ffb_fillrect(struct fb_info *, const struct fb_fillrect *); @@ -1001,7 +1000,7 @@ static int __devinit ffb_probe(struct of_device *op, dev_set_drvdata(&op->dev, info); - printk("%s: %s at %016lx, type %d, " + printk(KERN_INFO "%s: %s at %016lx, type %d, " "DAC pnum[%x] rev[%d] manuf_rev[%d]\n", dp->full_name, ((par->flags & FFB_FLAG_AFB) ? "AFB" : "FFB"), @@ -1062,7 +1061,7 @@ static struct of_platform_driver ffb_driver = { .remove = __devexit_p(ffb_remove), }; -int __init ffb_init(void) +static int __init ffb_init(void) { if (fb_get_options("ffb", NULL)) return -ENODEV; @@ -1070,7 +1069,7 @@ int __init ffb_init(void) return of_register_driver(&ffb_driver, &of_bus_type); } -void __exit ffb_exit(void) +static void __exit ffb_exit(void) { of_unregister_driver(&ffb_driver); } diff --git a/drivers/video/leo.c b/drivers/video/leo.c index 45b9a5d..f3160fc 100644 --- a/drivers/video/leo.c +++ b/drivers/video/leo.c @@ -614,7 +614,7 @@ static int __devinit leo_probe(struct of_device *op, const struct of_device_id * dev_set_drvdata(&op->dev, info); - printk("%s: leo at %lx:%lx\n", + printk(KERN_INFO "%s: leo at %lx:%lx\n", dp->full_name, par->which_io, par->physbase); diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c index 5849606..c95874f 100644 --- a/drivers/video/p9100.c +++ b/drivers/video/p9100.c @@ -310,7 +310,7 @@ static int __devinit p9100_probe(struct of_device *op, const struct of_device_id dev_set_drvdata(&op->dev, info); - printk("%s: p9100 at %lx:%lx\n", + printk(KERN_INFO "%s: p9100 at %lx:%lx\n", dp->full_name, par->which_io, par->physbase); diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c index e5a9ddb..a717743 100644 --- a/drivers/video/tcx.c +++ b/drivers/video/tcx.c @@ -419,7 +419,7 @@ static int __devinit tcx_init_one(struct of_device *op) par->mmap_map[6].size = SBUS_MMAP_EMPTY; } - par->physbase = 0; + par->physbase = op->resource[0].start; par->which_io = op->resource[0].flags & IORESOURCE_BITS; for (i = 0; i < TCX_MMAP_ENTRIES; i++) { @@ -470,10 +470,10 @@ static int __devinit tcx_init_one(struct of_device *op) dev_set_drvdata(&op->dev, info); - printk("%s: TCX at %lx:%lx, %s\n", + printk(KERN_INFO "%s: TCX at %lx:%lx, %s\n", dp->full_name, par->which_io, - op->resource[0].start, + par->physbase, par->lowdepth ? "8-bit only" : "24-bit depth"); return 0; @@ -527,7 +527,7 @@ static struct of_platform_driver tcx_driver = { .remove = __devexit_p(tcx_remove), }; -int __init tcx_init(void) +static int __init tcx_init(void) { if (fb_get_options("tcxfb", NULL)) return -ENODEV; @@ -535,7 +535,7 @@ int __init tcx_init(void) return of_register_driver(&tcx_driver, &of_bus_type); } -void __exit tcx_exit(void) +static void __exit tcx_exit(void) { of_unregister_driver(&tcx_driver); } diff --git a/include/asm-sparc/processor.h b/include/asm-sparc/processor.h index e300697..8898efb 100644 --- a/include/asm-sparc/processor.h +++ b/include/asm-sparc/processor.h @@ -1,5 +1,4 @@ -/* $Id: processor.h,v 1.83 2001/10/08 09:32:13 davem Exp $ - * include/asm-sparc/processor.h +/* include/asm-sparc/processor.h * * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu) */ @@ -65,7 +64,6 @@ struct thread_struct { struct fpq fpqueue[16]; unsigned long flags; mm_segment_t current_ds; - int new_signal; }; #define SPARC_FLAG_KTHREAD 0x1 /* task is a kernel thread */ diff --git a/include/asm-sparc64/floppy.h b/include/asm-sparc64/floppy.h index c47f58d..ca19f80 100644 --- a/include/asm-sparc64/floppy.h +++ b/include/asm-sparc64/floppy.h @@ -293,7 +293,6 @@ static int sun_fd_eject(int drive) #ifdef CONFIG_PCI #include <asm/ebus.h> -#include <asm/isa.h> #include <asm/ns87303.h> static struct ebus_dma_info sun_pci_fd_ebus_dma; @@ -558,82 +557,6 @@ static int __init ebus_fdthree_p(struct linux_ebus_device *edev) } #endif -#ifdef CONFIG_PCI -#undef ISA_FLOPPY_WORKS - -#ifdef ISA_FLOPPY_WORKS -static unsigned long __init isa_floppy_init(void) -{ - struct sparc_isa_bridge *isa_br; - struct sparc_isa_device *isa_dev = NULL; - - for_each_isa(isa_br) { - for_each_isadev(isa_dev, isa_br) { - if (!strcmp(isa_dev->prom_node->name, "dma")) { - struct sparc_isa_device *child = - isa_dev->child; - - while (child) { - if (!strcmp(child->prom_node->name, - "floppy")) { - isa_dev = child; - goto isa_done; - } - child = child->next; - } - } - } - } -isa_done: - if (!isa_dev) - return 0; - - /* We could use DMA on devices behind the ISA bridge, but... - * - * There is a slight problem. Normally on x86 kit the x86 processor - * delays I/O port instructions when the ISA bus "dma in progress" - * signal is active. Well, sparc64 systems do not monitor this - * signal thus we would need to block all I/O port accesses in software - * when a dma transfer is active for some device. - */ - - sun_fdc = (struct sun_flpy_controller *)isa_dev->resource.start; - FLOPPY_IRQ = isa_dev->irq; - - sun_fdops.fd_inb = sun_pci_fd_inb; - sun_fdops.fd_outb = sun_pci_fd_outb; - - can_use_virtual_dma = use_virtual_dma = 1; - sun_fdops.fd_enable_dma = sun_fd_enable_dma; - sun_fdops.fd_disable_dma = sun_fd_disable_dma; - sun_fdops.fd_set_dma_mode = sun_fd_set_dma_mode; - sun_fdops.fd_set_dma_addr = sun_fd_set_dma_addr; - sun_fdops.fd_set_dma_count = sun_fd_set_dma_count; - sun_fdops.get_dma_residue = sun_get_dma_residue; - - sun_fdops.fd_request_irq = sun_fd_request_irq; - sun_fdops.fd_free_irq = sun_fd_free_irq; - - /* Floppy eject is manual. Actually, could determine this - * via presence of 'manual' property in OBP node. - */ - sun_fdops.fd_eject = sun_pci_fd_eject; - - fdc_status = (unsigned long) &sun_fdc->status_82077; - - allowed_drive_mask = 0; - sun_floppy_types[0] = 0; - sun_floppy_types[1] = 4; - - sun_pci_broken_drive = 1; - sun_fdops.fd_outb = sun_pci_fd_broken_outb; - - return sun_floppy_types[0]; -} -#endif /* ISA_FLOPPY_WORKS */ - -#endif - static unsigned long __init sun_floppy_init(void) { char state[128]; @@ -667,13 +590,8 @@ static unsigned long __init sun_floppy_init(void) } } ebus_done: - if (!edev) { -#ifdef ISA_FLOPPY_WORKS - return isa_floppy_init(); -#else + if (!edev) return 0; -#endif - } state_prop = of_get_property(edev->prom_node, "status", NULL); if (state_prop && !strncmp(state_prop, "disabled", 8)) diff --git a/include/asm-sparc64/isa.h b/include/asm-sparc64/isa.h deleted file mode 100644 index ecd9290..0000000 --- a/include/asm-sparc64/isa.h +++ /dev/null @@ -1,47 +0,0 @@ -/* $Id: isa.h,v 1.1 2001/05/11 04:31:55 davem Exp $ - * isa.h: Sparc64 layer for PCI to ISA bridge devices. - * - * Copyright (C) 2001 David S. Miller (davem@redhat.com) - */ - -#ifndef __SPARC64_ISA_H -#define __SPARC64_ISA_H - -#include <asm/oplib.h> -#include <asm/prom.h> -#include <asm/of_device.h> - -struct sparc_isa_bridge; - -struct sparc_isa_device { - struct of_device ofdev; - struct sparc_isa_device *next; - struct sparc_isa_device *child; - struct sparc_isa_bridge *bus; - struct device_node *prom_node; - struct resource resource; - unsigned int irq; -}; -#define to_isa_device(d) container_of(d, struct sparc_isa_device, ofdev.dev) - -struct sparc_isa_bridge { - struct of_device ofdev; - struct sparc_isa_bridge *next; - struct sparc_isa_device *devices; - struct pci_dev *self; - int index; - struct device_node *prom_node; -}; -#define to_isa_bridge(d) container_of(d, struct sparc_isa_bridge, ofdev.dev) - -extern struct sparc_isa_bridge *isa_chain; - -extern void isa_init(void); - -#define for_each_isa(bus) \ - for((bus) = isa_chain; (bus); (bus) = (bus)->next) - -#define for_each_isadev(dev, bus) \ - for((dev) = (bus)->devices; (dev); (dev) = (dev)->next) - -#endif /* !(__SPARC64_ISA_H) */ diff --git a/include/asm-sparc64/ptrace.h b/include/asm-sparc64/ptrace.h index b4b951d..714b819 100644 --- a/include/asm-sparc64/ptrace.h +++ b/include/asm-sparc64/ptrace.h @@ -1,4 +1,3 @@ -/* $Id: ptrace.h,v 1.14 2002/02/09 19:49:32 davem Exp $ */ #ifndef _SPARC64_PTRACE_H #define _SPARC64_PTRACE_H @@ -8,10 +7,15 @@ * stack during a system call and basically all traps. */ +/* This magic value must have the low 9 bits clear, + * as that is where we encode the %tt value, see below. + */ #define PT_REGS_MAGIC 0x57ac6c00 #ifndef __ASSEMBLY__ +#include <linux/types.h> + struct pt_regs { unsigned long u_regs[16]; /* globals and ins */ unsigned long tstate; @@ -33,6 +37,23 @@ struct pt_regs { unsigned int magic; }; +static inline int pt_regs_trap_type(struct pt_regs *regs) +{ + return regs->magic & 0x1ff; +} + +static inline int pt_regs_clear_trap_type(struct pt_regs *regs) +{ + return regs->magic &= ~0x1ff; +} + +static inline bool pt_regs_is_syscall(struct pt_regs *regs) +{ + int tt = pt_regs_trap_type(regs); + + return (tt == 0x110 || tt == 0x111 || tt == 0x16d); +} + struct pt_regs32 { unsigned int psr; unsigned int pc; diff --git a/include/asm-sparc64/thread_info.h b/include/asm-sparc64/thread_info.h index 98252cd..71e42d1 100644 --- a/include/asm-sparc64/thread_info.h +++ b/include/asm-sparc64/thread_info.h @@ -1,5 +1,4 @@ -/* $Id: thread_info.h,v 1.1 2002/02/10 00:00:58 davem Exp $ - * thread_info.h: sparc64 low-level thread information +/* thread_info.h: sparc64 low-level thread information * * Copyright (C) 2002 David S. Miller (davem@redhat.com) */ @@ -223,7 +222,7 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_PERFCTR 4 /* performance counters active */ #define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */ -#define TIF_NEWSIGNALS 6 /* wants new-style signals */ +/* flag bit 6 is available */ #define TIF_32BIT 7 /* 32-bit binary */ /* flag bit 8 is available */ #define TIF_SECCOMP 9 /* secure computing */ @@ -242,7 +241,6 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_PERFCTR (1<<TIF_PERFCTR) #define _TIF_UNALIGNED (1<<TIF_UNALIGNED) -#define _TIF_NEWSIGNALS (1<<TIF_NEWSIGNALS) #define _TIF_32BIT (1<<TIF_32BIT) #define _TIF_SECCOMP (1<<TIF_SECCOMP) #define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) diff --git a/init/Kconfig b/init/Kconfig index 183c997..da071c4 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -517,7 +517,7 @@ menuconfig EMBEDDED config UID16 bool "Enable 16-bit UID system calls" if EMBEDDED - depends on ARM || BLACKFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION) + depends on ARM || BLACKFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && COMPAT) || UML || (X86_64 && IA32_EMULATION) default y help This enables the legacy 16-bit UID syscall wrappers. |
