diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 158 |
1 files changed, 98 insertions, 60 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index cf69f89..ab438cb 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -6,12 +6,13 @@ config ARM select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_MIGHT_HAVE_PC_PARPORT + select ARCH_USE_BUILTIN_BSWAP select ARCH_USE_CMPXCHG_LOCKREF select ARCH_WANT_IPC_PARSE_VERSION select BUILDTIME_EXTABLE_SORT if MMU select CLONE_BACKWARDS select CPU_PM if (SUSPEND || CPU_IDLE) - select DCACHE_WORD_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && !CPU_BIG_ENDIAN && MMU + select DCACHE_WORD_ACCESS if HAVE_EFFICIENT_UNALIGNED_ACCESS select GENERIC_ATOMIC64 if (CPU_V7M || CPU_V6 || !CPU_32v6K || !AEABI) select GENERIC_CLOCKEVENTS_BROADCAST if SMP select GENERIC_IDLE_POLL_SETUP @@ -31,11 +32,13 @@ config ARM select HAVE_BPF_JIT select HAVE_CONTEXT_TRACKING select HAVE_C_RECORDMCOUNT + select HAVE_CC_STACKPROTECTOR select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_API_DEBUG select HAVE_DMA_ATTRS select HAVE_DMA_CONTIGUOUS if MMU select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL) + select HAVE_EFFICIENT_UNALIGNED_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && MMU select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL) select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL) select HAVE_FUNCTION_TRACER if (!XIP_KERNEL) @@ -63,6 +66,7 @@ config ARM select IRQ_FORCED_THREADING select KTIME_SCALAR select MODULES_USE_ELF_REL + select NO_BOOTMEM select OLD_SIGACTION select OLD_SIGSUSPEND3 select PERF_USE_VMALLOC @@ -110,9 +114,6 @@ config ARM_DMA_IOMMU_ALIGNMENT endif -config HAVE_PWM - bool - config MIGHT_HAVE_PCI bool @@ -126,7 +127,7 @@ config HAVE_TCM config HAVE_PROC_CPU bool -config NO_IOPORT +config NO_IOPORT_MAP bool config EISA @@ -204,6 +205,9 @@ config ZONE_DMA config NEED_DMA_MAP_STATE def_bool y +config ARCH_SUPPORTS_UPROBES + def_bool y + config ARCH_HAS_DMA_SET_COHERENT_MASK bool @@ -303,9 +307,12 @@ choice config ARCH_MULTIPLATFORM bool "Allow multiple platforms to be selected" depends on MMU + select ARCH_WANT_OPTIONAL_GPIOLIB + select ARM_HAS_SG_CHAIN select ARM_PATCH_PHYS_VIRT select AUTO_ZRELADDR select COMMON_CLK + select GENERIC_CLOCKEVENTS select MULTI_IRQ_HANDLER select SPARSE_IRQ select USE_OF @@ -314,6 +321,8 @@ config ARCH_INTEGRATOR bool "ARM Ltd. Integrator family" select ARCH_HAS_CPUFREQ select ARM_AMBA + select ARM_PATCH_PHYS_VIRT + select AUTO_ZRELADDR select COMMON_CLK select COMMON_CLK_VERSATILE select GENERIC_CLOCKEVENTS @@ -383,8 +392,6 @@ config ARCH_CLPS711X select CPU_ARM720T select GENERIC_CLOCKEVENTS select MFD_SYSCON - select MULTI_IRQ_HANDLER - select SPARSE_IRQ help Support for Cirrus Logic 711x/721x/731x based boards. @@ -404,13 +411,31 @@ config ARCH_EBSA110 select ISA select NEED_MACH_IO_H select NEED_MACH_MEMORY_H - select NO_IOPORT + select NO_IOPORT_MAP help This is an evaluation board for the StrongARM processor available from Digital. It has limited hardware on-board, including an Ethernet interface, two PCMCIA sockets, two serial ports and a parallel port. +config ARCH_EFM32 + bool "Energy Micro efm32" + depends on !MMU + select ARCH_REQUIRE_GPIOLIB + select AUTO_ZRELADDR + select ARM_NVIC + select CLKSRC_OF + select COMMON_CLK + select CPU_V7M + select GENERIC_CLOCKEVENTS + select NO_DMA + select NO_IOPORT_MAP + select SPARSE_IRQ + select USE_OF + help + Support for Energy Micro's (now Silicon Labs) efm32 Giant Gecko + processors. + config ARCH_EP93XX bool "EP93xx-based" select ARCH_HAS_HOLES_MEMORYMODEL @@ -509,7 +534,6 @@ config ARCH_DOVE select PINCTRL select PINCTRL_DOVE select PLAT_ORION_LEGACY - select USB_ARCH_HAS_EHCI help Support for the Marvell Dove SoC 88AP510 @@ -607,8 +631,6 @@ config ARCH_LPC32XX select CPU_ARM926T select GENERIC_CLOCKEVENTS select HAVE_IDE - select HAVE_PWM - select USB_ARCH_HAS_OHCI select USE_OF help Support for the NXP LPC32XX family of processors @@ -633,9 +655,8 @@ config ARCH_PXA Support for Intel/Marvell's PXA2xx/PXA3xx processor line. config ARCH_MSM - bool "Qualcomm MSM" + bool "Qualcomm MSM (non-multiplatform)" select ARCH_REQUIRE_GPIOLIB - select CLKSRC_OF if OF select COMMON_CLK select GENERIC_CLOCKEVENTS help @@ -645,8 +666,9 @@ config ARCH_MSM stack and controls some vital subsystems (clock and power control, etc). -config ARCH_SHMOBILE - bool "Renesas SH-Mobile / R-Mobile" +config ARCH_SHMOBILE_LEGACY + bool "Renesas ARM SoCs (non-multiplatform)" + select ARCH_SHMOBILE select ARM_PATCH_PHYS_VIRT select CLKDEV_LOOKUP select GENERIC_CLOCKEVENTS @@ -656,12 +678,14 @@ config ARCH_SHMOBILE select HAVE_SMP select MIGHT_HAVE_CACHE_L2X0 select MULTI_IRQ_HANDLER - select NO_IOPORT + select NO_IOPORT_MAP select PINCTRL select PM_GENERIC_DOMAINS if PM select SPARSE_IRQ help - Support for Renesas's SH-Mobile and R-Mobile ARM platforms. + Support for Renesas ARM SoC platforms using a non-multiplatform + kernel. This includes the SH-Mobile, R-Mobile, EMMA-Mobile, R-Car + and RZ families. config ARCH_RPC bool "RiscPC" @@ -669,13 +693,14 @@ config ARCH_RPC select ARCH_MAY_HAVE_PC_FDC select ARCH_SPARSEMEM_ENABLE select ARCH_USES_GETTIMEOFFSET + select CPU_SA110 select FIQ select HAVE_IDE select HAVE_PATA_PLATFORM select ISA_DMA_API select NEED_MACH_IO_H select NEED_MACH_MEMORY_H - select NO_IOPORT + select NO_IOPORT_MAP select VIRT_TO_BUS help On the Acorn Risc-PC, Linux can support the internal IDE disk and @@ -703,6 +728,7 @@ config ARCH_S3C24XX bool "Samsung S3C24XX SoCs" select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB + select ATAGS select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM select GENERIC_CLOCKEVENTS @@ -711,7 +737,6 @@ config ARCH_S3C24XX select HAVE_S3C2410_WATCHDOG if WATCHDOG select HAVE_S3C_RTC if RTC_CLASS select MULTI_IRQ_HANDLER - select NEED_MACH_GPIO_H select NEED_MACH_IO_H select SAMSUNG_ATAGS help @@ -724,32 +749,32 @@ config ARCH_S3C64XX bool "Samsung S3C64XX" select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB + select ARM_AMBA select ARM_VIC + select ATAGS select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM select COMMON_CLK - select CPU_V6 + select CPU_V6K select GENERIC_CLOCKEVENTS select GPIO_SAMSUNG select HAVE_S3C2410_I2C if I2C select HAVE_S3C2410_WATCHDOG if WATCHDOG select HAVE_TCM - select NEED_MACH_GPIO_H - select NO_IOPORT + select NO_IOPORT_MAP select PLAT_SAMSUNG - select PM_GENERIC_DOMAINS + select PM_GENERIC_DOMAINS if PM select S3C_DEV_NAND select S3C_GPIO_TRACK select SAMSUNG_ATAGS - select SAMSUNG_GPIOLIB_4BIT select SAMSUNG_WAKEMASK select SAMSUNG_WDT_RESET - select USB_ARCH_HAS_OHCI help Samsung S3C64XX series based systems config ARCH_S5P64X0 bool "Samsung S5P6440 S5P6450" + select ATAGS select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM select CPU_V6 @@ -768,6 +793,7 @@ config ARCH_S5P64X0 config ARCH_S5PC100 bool "Samsung S5PC100" select ARCH_REQUIRE_GPIOLIB + select ATAGS select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM select CPU_V7 @@ -787,6 +813,7 @@ config ARCH_S5PV210 select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_SPARSEMEM_ENABLE + select ATAGS select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM select CPU_V7 @@ -860,6 +887,12 @@ menu "Multiple platform selection" comment "CPU Core family selection" +config ARCH_MULTI_V4 + bool "ARMv4 based platforms (FA526)" + depends on !ARCH_MULTI_V6_V7 + select ARCH_MULTI_V4_V5 + select CPU_FA526 + config ARCH_MULTI_V4T bool "ARMv4T based platforms (ARM720T, ARM920T, ...)" depends on !ARCH_MULTI_V6_V7 @@ -872,7 +905,7 @@ config ARCH_MULTI_V5 bool "ARMv5 based platforms (ARM926T, XSCALE, PJ1, ...)" depends on !ARCH_MULTI_V6_V7 select ARCH_MULTI_V4_V5 - select CPU_ARM926T if (!CPU_ARM946E || CPU_ARM1020 || \ + select CPU_ARM926T if !(CPU_ARM946E || CPU_ARM1020 || \ CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || \ CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_FEROCEON) @@ -882,16 +915,18 @@ config ARCH_MULTI_V4_V5 config ARCH_MULTI_V6 bool "ARMv6 based platforms (ARM11)" select ARCH_MULTI_V6_V7 - select CPU_V6 + select CPU_V6K config ARCH_MULTI_V7 bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)" default y select ARCH_MULTI_V6_V7 select CPU_V7 + select HAVE_SMP config ARCH_MULTI_V6_V7 bool + select MIGHT_HAVE_CACHE_L2X0 config ARCH_MULTI_CPU_AUTO def_bool !(ARCH_MULTI_V4 || ARCH_MULTI_V4T || ARCH_MULTI_V6_V7) @@ -899,6 +934,13 @@ config ARCH_MULTI_CPU_AUTO endmenu +config ARCH_VIRT + bool "Dummy Virtual Machine" if ARCH_MULTI_V7 + select ARM_AMBA + select ARM_GIC + select ARM_PSCI + select HAVE_ARM_ARCH_TIMER + # # This is sorted alphabetically by mach-* pathname. However, plat-* # Kconfigs may be included either alphabetically (according to the @@ -910,7 +952,7 @@ source "arch/arm/mach-at91/Kconfig" source "arch/arm/mach-bcm/Kconfig" -source "arch/arm/mach-bcm2835/Kconfig" +source "arch/arm/mach-berlin/Kconfig" source "arch/arm/mach-clps711x/Kconfig" @@ -928,6 +970,8 @@ source "arch/arm/mach-gemini/Kconfig" source "arch/arm/mach-highbank/Kconfig" +source "arch/arm/mach-hisi/Kconfig" + source "arch/arm/mach-integrator/Kconfig" source "arch/arm/mach-iop32x/Kconfig" @@ -946,6 +990,8 @@ source "arch/arm/mach-ks8695/Kconfig" source "arch/arm/mach-msm/Kconfig" +source "arch/arm/mach-moxart/Kconfig" + source "arch/arm/mach-mv78xx0/Kconfig" source "arch/arm/mach-imx/Kconfig" @@ -973,6 +1019,8 @@ source "arch/arm/plat-pxa/Kconfig" source "arch/arm/mach-mmp/Kconfig" +source "arch/arm/mach-qcom/Kconfig" + source "arch/arm/mach-realview/Kconfig" source "arch/arm/mach-rockchip/Kconfig" @@ -1016,8 +1064,6 @@ source "arch/arm/mach-versatile/Kconfig" source "arch/arm/mach-vexpress/Kconfig" source "arch/arm/plat-versatile/Kconfig" -source "arch/arm/mach-virt/Kconfig" - source "arch/arm/mach-vt8500/Kconfig" source "arch/arm/mach-w90x900/Kconfig" @@ -1054,6 +1100,8 @@ config ARM_TIMER_SP804 select CLKSRC_MMIO select CLKSRC_OF if OF +source "arch/arm/firmware/Kconfig" + source arch/arm/mm/Kconfig config ARM_NR_BANKS @@ -1436,14 +1484,14 @@ config SMP depends on MMU || ARM_MPU help This enables support for systems with more than one CPU. If you have - a system with only one CPU, like most personal computers, say N. If - you have a system with more than one CPU, say Y. + 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 + If you say N here, the kernel will run on uni- 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, single - processor machines. On a single processor machine, the kernel will - run faster if you say N here. + you say Y here, the kernel will run on many, but not all, + uniprocessor machines. On a uniprocessor machine, the kernel + will run faster if you say N here. See also <file:Documentation/x86/i386/IO-APIC.txt>, <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at @@ -1544,6 +1592,7 @@ config BL_SWITCHER_DUMMY_IF choice prompt "Memory split" + depends on MMU default VMSPLIT_3G help Select the desired split between kernel and user memory. @@ -1561,6 +1610,7 @@ endchoice config PAGE_OFFSET hex + default PHYS_OFFSET if !MMU default 0x40000000 if VMSPLIT_1G default 0x80000000 if VMSPLIT_2G default 0xC0000000 @@ -1594,7 +1644,7 @@ config ARM_PSCI config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA - default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || SOC_DRA7XX + default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || SOC_DRA7XX || ARCH_S3C24XX || ARCH_S3C64XX default 392 if ARCH_U8500 default 352 if ARCH_VT8500 default 288 if ARCH_SUNXI @@ -1612,7 +1662,7 @@ config HZ_FIXED default 200 if ARCH_EBSA110 || ARCH_S3C24XX || ARCH_S5P64X0 || \ ARCH_S5PV210 || ARCH_EXYNOS4 default AT91_TIMER_HZ if ARCH_AT91 - default SHMOBILE_TIMER_HZ if ARCH_SHMOBILE + default SHMOBILE_TIMER_HZ if ARCH_SHMOBILE_LEGACY default 0 choice @@ -1652,9 +1702,6 @@ config HZ config SCHED_HRTICK def_bool HIGH_RES_TIMERS -config SCHED_HRTICK - def_bool HIGH_RES_TIMERS - config THUMB2_KERNEL bool "Compile the kernel in Thumb-2 mode" if !CPU_THUMBONLY depends on (CPU_V7 || CPU_V7M) && !CPU_V6 && !CPU_V6K @@ -1797,10 +1844,10 @@ config ARCH_WANT_GENERAL_HUGETLB source "mm/Kconfig" config FORCE_MAX_ZONEORDER - int "Maximum zone order" if ARCH_SHMOBILE - range 11 64 if ARCH_SHMOBILE + int "Maximum zone order" if ARCH_SHMOBILE_LEGACY + range 11 64 if ARCH_SHMOBILE_LEGACY default "12" if SOC_AM33XX - default "9" if SA1111 + default "9" if SA1111 || ARCH_EFM32 default "11" help The kernel memory allocator divides physically contiguous memory @@ -1857,18 +1904,6 @@ config SECCOMP and the task is only allowed to execute a few safe syscalls defined by each seccomp mode. -config CC_STACKPROTECTOR - bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)" - help - This option turns on the -fstack-protector GCC feature. This - feature puts, at the beginning of functions, a canary value on - the stack just before the return address, and validates - the value just before actually returning. Stack based buffer - overflows (that need to overwrite this return address) now also - overwrite the canary, which gets detected and the attack is then - neutralized via a kernel panic. - This feature requires gcc version 4.2 or above. - config SWIOTLB def_bool y @@ -1884,8 +1919,10 @@ config XEN depends on ARM && AEABI && OF depends on CPU_V7 && !CPU_V6 depends on !GENERIC_ATOMIC64 + depends on MMU select ARM_PSCI select SWIOTLB_XEN + select ARCH_DMA_ADDR_T_64BIT help Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. @@ -1898,6 +1935,7 @@ config USE_OF select IRQ_DOMAIN select OF select OF_EARLY_FLATTREE + select OF_RESERVED_MEM help Include support for flattened device tree machine descriptions. @@ -1947,6 +1985,7 @@ config ZBOOT_ROM_BSS config ZBOOT_ROM bool "Compressed boot loader in ROM/flash" depends on ZBOOT_ROM_TEXT != ZBOOT_ROM_BSS + depends on !ARM_APPENDED_DTB && !XIP_KERNEL && !AUTO_ZRELADDR help Say Y here if you intend to execute your compressed kernel image (zImage) directly from ROM or flash. If unsure, say N. @@ -1982,7 +2021,7 @@ endchoice config ARM_APPENDED_DTB bool "Use appended device tree blob to zImage (EXPERIMENTAL)" - depends on OF && !ZBOOT_ROM + depends on OF help With this option, the boot code will look for a device tree binary (DTB) appended to zImage @@ -2070,7 +2109,7 @@ endchoice config XIP_KERNEL bool "Kernel Execute-In-Place from ROM" - depends on !ZBOOT_ROM && !ARM_LPAE && !ARCH_MULTIPLATFORM + depends on !ARM_LPAE && !ARCH_MULTIPLATFORM help Execute-In-Place allows the kernel to run from non-volatile storage directly addressable by the CPU, such as NOR flash. This saves RAM @@ -2133,7 +2172,6 @@ config CRASH_DUMP config AUTO_ZRELADDR bool "Auto calculation of the decompressed kernel image address" - depends on !ZBOOT_ROM help ZRELADDR is the physical address where the decompressed kernel image will be placed. If AUTO_ZRELADDR is selected, the address @@ -2250,7 +2288,7 @@ source "kernel/power/Kconfig" config ARCH_SUSPEND_POSSIBLE depends on !ARCH_S5PC100 depends on CPU_ARM920T || CPU_ARM926T || CPU_FEROCEON || CPU_SA1100 || \ - CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE || CPU_MOHAWK + CPU_V6 || CPU_V6K || CPU_V7 || CPU_V7M || CPU_XSC3 || CPU_XSCALE || CPU_MOHAWK def_bool y config ARM_CPU_SUSPEND |
