default y
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
- select ARCH_HAVE_CUSTOM_GPIO_H
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
+ select ARCH_HAVE_CUSTOM_GPIO_H
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 GENERIC_ATOMIC64 if (CPU_V7M || CPU_V6 || !CPU_32v6K || !AEABI)
select GENERIC_CLOCKEVENTS_BROADCAST if SMP
+ select GENERIC_IDLE_POLL_SETUP
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
select GENERIC_PCI_IOMAP
select GENERIC_SCHED_CLOCK
select GENERIC_SMP_IDLE_THREAD
- select GENERIC_IDLE_POLL_SETUP
select GENERIC_STRNCPY_FROM_USER
select GENERIC_STRNLEN_USER
select HARDIRQS_SW_RESEND
- select HAVE_AOUT
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
select HAVE_ARCH_KGDB
select HAVE_ARCH_SECCOMP_FILTER
select HAVE_ARCH_TRACEHOOK
select HAVE_BPF_JIT
+ select HAVE_CONTEXT_TRACKING
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_API_DEBUG
select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL)
select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
select HAVE_GENERIC_DMA_COHERENT
- select HAVE_GENERIC_HARDIRQS
select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7))
select HAVE_IDE if PCI || ISA || PCMCIA
select HAVE_IRQ_TIME_ACCOUNTING
select HAVE_KPROBES if !XIP_KERNEL
select HAVE_KRETPROBES if (HAVE_KPROBES)
select HAVE_MEMBLOCK
+ select HAVE_MOD_ARCH_SPECIFIC if ARM_UNWIND
select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
select HAVE_PERF_EVENTS
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_UID16
+ select IRQ_FORCED_THREADING
select KTIME_SCALAR
+ select MODULES_USE_ELF_REL
+ select OLD_SIGACTION
+ select OLD_SIGSUSPEND3
select PERF_USE_VMALLOC
select RTC_LIB
select SYS_SUPPORTS_APM_EMULATION
- select HAVE_MOD_ARCH_SPECIFIC if ARM_UNWIND
- select MODULES_USE_ELF_REL
- select CLONE_BACKWARDS
- select OLD_SIGSUSPEND3
- select OLD_SIGACTION
- select HAVE_CONTEXT_TRACKING
+ # Above selects are sorted alphabetically; please add new ones
+ # according to that. Thanks.
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
default DRAM_BASE if REMAP_VECTORS_TO_RAM
default 0x00000000
help
- The base address of exception vectors.
+ The base address of exception vectors. This must be two pages
+ in size.
config ARM_PATCH_PHYS_VIRT
bool "Patch physical to virtual translations at runtime" if EMBEDDED
bool "Cortina Systems Gemini"
select ARCH_REQUIRE_GPIOLIB
select ARCH_USES_GETTIMEOFFSET
- select NEED_MACH_GPIO_H
select CPU_FA526
+ select NEED_MACH_GPIO_H
help
Support for the Cortina Systems Gemini family SoCs
config ARCH_IOP13XX
bool "IOP13xx-based"
depends on MMU
- select ARCH_SUPPORTS_MSI
select CPU_XSC3
select NEED_MACH_MEMORY_H
select NEED_RET_TO_USER
select GENERIC_CLOCKEVENTS
select MIGHT_HAVE_PCI
select NEED_MACH_IO_H
- select USB_EHCI_BIG_ENDIAN_MMIO
select USB_EHCI_BIG_ENDIAN_DESC
+ select USB_EHCI_BIG_ENDIAN_MMIO
help
Support for Intel's IXP4XX (XScale) family of processors.
select CPU_PJ4
select GENERIC_CLOCKEVENTS
select MIGHT_HAVE_PCI
+ select MVEBU_MBUS
select PINCTRL
select PINCTRL_DOVE
select PLAT_ORION_LEGACY
select USB_ARCH_HAS_EHCI
- select MVEBU_MBUS
help
Support for the Marvell Dove SoC 88AP510
select ARCH_REQUIRE_GPIOLIB
select CPU_FEROCEON
select GENERIC_CLOCKEVENTS
+ select MVEBU_MBUS
select PCI
select PCI_QUIRKS
select PINCTRL
select PINCTRL_KIRKWOOD
select PLAT_ORION_LEGACY
- select MVEBU_MBUS
help
Support for the following Marvell Kirkwood series SoCs:
88F6180, 88F6192 and 88F6281.
select ARCH_REQUIRE_GPIOLIB
select CPU_FEROCEON
select GENERIC_CLOCKEVENTS
+ select MVEBU_MBUS
select PCI
select PLAT_ORION_LEGACY
- select MVEBU_MBUS
help
Support for the following Marvell MV78xx0 series SoCs:
MV781x0, MV782x0.
select ARCH_REQUIRE_GPIOLIB
select CPU_FEROCEON
select GENERIC_CLOCKEVENTS
+ select MVEBU_MBUS
select PCI
select PLAT_ORION_LEGACY
- select MVEBU_MBUS
help
Support for the following Marvell Orion 5x series SoCs:
Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
select GENERIC_CLOCKEVENTS
select GPIO_PXA
select IRQ_DOMAIN
+ select MULTI_IRQ_HANDLER
select NEED_MACH_GPIO_H
select PINCTRL
select PLAT_PXA
bool "Qualcomm MSM"
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
+ select CLKSRC_OF if OF
select COMMON_CLK
select GENERIC_CLOCKEVENTS
help
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
select HAVE_ARM_SCU if SMP
- select HAVE_ARM_TWD if LOCAL_TIMERS
+ select HAVE_ARM_TWD if SMP
select HAVE_CLK
select HAVE_MACH_CLKDEV
select HAVE_SMP
select ARCH_HAS_CPUFREQ
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
- select CLKSRC_MMIO
+ select CLKSRC_SAMSUNG_PWM
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select ARCH_REQUIRE_GPIOLIB
select ARM_VIC
select CLKDEV_LOOKUP
- select CLKSRC_MMIO
+ select CLKSRC_SAMSUNG_PWM
select CPU_V6
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select SAMSUNG_ATAGS
select SAMSUNG_CLKSRC
select SAMSUNG_GPIOLIB_4BIT
- select SAMSUNG_IRQ_VIC_TIMER
select SAMSUNG_WDT_RESET
select USB_ARCH_HAS_OHCI
help
config ARCH_S5P64X0
bool "Samsung S5P6440 S5P6450"
select CLKDEV_LOOKUP
- select CLKSRC_MMIO
+ select CLKSRC_SAMSUNG_PWM
select CPU_V6
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_S3C2410_WATCHDOG if WATCHDOG
select HAVE_S3C_RTC if RTC_CLASS
select NEED_MACH_GPIO_H
- select SAMSUNG_WDT_RESET
select SAMSUNG_ATAGS
+ select SAMSUNG_WDT_RESET
help
Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440,
SMDK6450.
bool "Samsung S5PC100"
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
- select CLKSRC_MMIO
+ select CLKSRC_SAMSUNG_PWM
select CPU_V7
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_S3C2410_WATCHDOG if WATCHDOG
select HAVE_S3C_RTC if RTC_CLASS
select NEED_MACH_GPIO_H
- select SAMSUNG_WDT_RESET
select SAMSUNG_ATAGS
+ select SAMSUNG_WDT_RESET
help
Samsung S5PC100 series based systems
select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_SPARSEMEM_ENABLE
select CLKDEV_LOOKUP
- select CLKSRC_MMIO
+ select CLKSRC_SAMSUNG_PWM
select CPU_V7
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
which sends an IPI to the CPUs that are running the same ASID
as the one being invalidated.
+config ARM_ERRATA_773022
+ bool "ARM errata: incorrect instructions may be executed from loop buffer"
+ depends on CPU_V7
+ help
+ This option enables the workaround for the 773022 Cortex-A15
+ (up to r0p4) erratum. In certain rare sequences of code, the
+ loop buffer may deliver incorrect instructions. This
+ workaround disables the loop buffer to avoid the erratum.
+
endmenu
source "arch/arm/common/Kconfig"
0022A ("Power State Coordination Interface System Software on
ARM processors").
-config LOCAL_TIMERS
- bool "Use local timer interrupts"
- depends on SMP
- default y
- help
- Enable support for local timers on SMP platforms, rather then the
- legacy IPI broadcast method. Local timers allows the system
- accounting to be spread across the timer interval, preventing a
- "thundering herd" at every timer tick.
-
# The GPIO number here must be sorted by descending number. In case of
# a multiplatform kernel, we just want the highest value required by the
# selected platforms.
config ARCH_NR_GPIO
int
default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
- default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5
+ default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || SOC_DRA7XX
default 392 if ARCH_U8500
default 352 if ARCH_VT8500
default 288 if ARCH_SUNXI
source kernel/Kconfig.preempt
-config HZ
+config HZ_FIXED
int
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 100
+ default 0
+
+choice
+ depends on HZ_FIXED = 0
+ prompt "Timer frequency"
+
+config HZ_100
+ bool "100 Hz"
+
+config HZ_200
+ bool "200 Hz"
+
+config HZ_250
+ bool "250 Hz"
+
+config HZ_300
+ bool "300 Hz"
+
+config HZ_500
+ bool "500 Hz"
+
+config HZ_1000
+ bool "1000 Hz"
+
+endchoice
+
+config HZ
+ int
+ default HZ_FIXED if HZ_FIXED != 0
+ default 100 if HZ_100
+ default 200 if HZ_200
+ default 250 if HZ_250
+ default 300 if HZ_300
+ default 500 if HZ_500
+ default 1000
+
+config SCHED_HRTICK
+ def_bool HIGH_RES_TIMERS
config SCHED_HRTICK
def_bool HIGH_RES_TIMERS
def_bool y
depends on ARM_LPAE
+config ARCH_WANT_GENERAL_HUGETLB
+ def_bool y
+
source "mm/Kconfig"
config FORCE_MAX_ZONEORDER
It is an ongoing process to be certain the hardware in a machine
is properly shutdown, so do not be surprised if this code does not
- initially work for you. It may help to enable device hotplugging
- support.
+ initially work for you.
config ATAGS_PROC
bool "Export atags in procfs"
Say Y to include support code for NEON, the ARMv7 Advanced SIMD
Extension.
+config KERNEL_MODE_NEON
+ bool "Support for NEON in kernel mode"
+ default n
+ depends on NEON
+ help
+ Say Y to include support for NEON in kernel mode.
+
endmenu
menu "Userspace binary formats"
config ARCH_SUSPEND_POSSIBLE
depends on !ARCH_S5PC100
- depends on CPU_ARM920T || CPU_ARM926T || CPU_SA1100 || \
+ depends on CPU_ARM920T || CPU_ARM926T || CPU_FEROCEON || CPU_SA1100 || \
CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE || CPU_MOHAWK
def_bool y
projects / karo-tx-linux.git / blobdiff