summaryrefslogtreecommitdiffstats
path: root/arch/arm/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/Kconfig')
-rw-r--r--arch/arm/Kconfig229
1 files changed, 186 insertions, 43 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 98922f7d2d1..232f0c75825 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -10,6 +10,7 @@ config ARM
default y
select HAVE_AOUT
select HAVE_IDE
+ select HAVE_MEMBLOCK
select RTC_LIB
select SYS_SUPPORTS_APM_EMULATION
select GENERIC_ATOMIC64 if (!CPU_32v6K)
@@ -24,6 +25,7 @@ config ARM
select HAVE_KERNEL_LZMA
select HAVE_PERF_EVENTS
select PERF_USE_VMALLOC
+ select HAVE_REGS_AND_STACK_ACCESS_API
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
@@ -41,10 +43,6 @@ config SYS_SUPPORTS_APM_EMULATION
config GENERIC_GPIO
bool
-config GENERIC_TIME
- bool
- default y
-
config ARCH_USES_GETTIMEOFFSET
bool
default n
@@ -55,7 +53,7 @@ config GENERIC_CLOCKEVENTS
config GENERIC_CLOCKEVENTS_BROADCAST
bool
depends on GENERIC_CLOCKEVENTS
- default y if SMP && !LOCAL_TIMERS
+ default y if SMP
config HAVE_TCM
bool
@@ -301,6 +299,7 @@ config ARCH_CNS3XXX
select CPU_V6
select GENERIC_CLOCKEVENTS
select ARM_GIC
+ select PCI_DOMAINS if PCI
help
Support for Cavium Networks CNS3XXX platform.
@@ -439,21 +438,6 @@ config ARCH_IXP4XX
help
Support for Intel's IXP4XX (XScale) family of processors.
-config ARCH_L7200
- bool "LinkUp-L7200"
- select CPU_ARM720T
- select FIQ
- select ARCH_USES_GETTIMEOFFSET
- help
- Say Y here if you intend to run this kernel on a LinkUp Systems
- L7200 Software Development Board which uses an ARM720T processor.
- Information on this board can be obtained at:
-
- <http://www.linkupsys.com/>
-
- If you have any questions or comments about the Linux kernel port
- to this board, send e-mail to <sjhill@cotw.com>.
-
config ARCH_DOVE
bool "Marvell Dove"
select PCI
@@ -482,6 +466,19 @@ config ARCH_LOKI
help
Support for the Marvell Loki (88RC8480) SoC.
+config ARCH_LPC32XX
+ bool "NXP LPC32XX"
+ select CPU_ARM926T
+ select ARCH_REQUIRE_GPIOLIB
+ select HAVE_IDE
+ select ARM_AMBA
+ select USB_ARCH_HAS_OHCI
+ select COMMON_CLKDEV
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ help
+ Support for the NXP LPC32XX family of processors
+
config ARCH_MV78XX0
bool "Marvell MV78xx0"
select CPU_FEROCEON
@@ -561,6 +558,18 @@ config ARCH_NUC93X
Support for Nuvoton (Winbond logic dept.) NUC93X MCU,The NUC93X is a
low-power and high performance MPEG-4/JPEG multimedia controller chip.
+config ARCH_TEGRA
+ bool "NVIDIA Tegra"
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select GENERIC_GPIO
+ select HAVE_CLK
+ select COMMON_CLKDEV
+ select ARCH_HAS_BARRIERS if CACHE_L2X0
+ help
+ This enables support for NVIDIA Tegra based systems (Tegra APX,
+ Tegra 6xx and Tegra 2 series).
+
config ARCH_PNX4008
bool "Philips Nexperia PNX4008 Mobile"
select CPU_ARM926T
@@ -586,6 +595,7 @@ config ARCH_MSM
bool "Qualcomm MSM"
select HAVE_CLK
select GENERIC_CLOCKEVENTS
+ select ARCH_REQUIRE_GPIOLIB
help
Support for Qualcomm MSM/QSD based systems. This runs on the
apps processor of the MSM/QSD and depends on a shared memory
@@ -719,7 +729,6 @@ config ARCH_SHARK
config ARCH_LH7A40X
bool "Sharp LH7A40X"
select CPU_ARM922T
- select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
select ARCH_USES_GETTIMEOFFSET
help
@@ -845,6 +854,8 @@ source "arch/arm/mach-lh7a40x/Kconfig"
source "arch/arm/mach-loki/Kconfig"
+source "arch/arm/mach-lpc32xx/Kconfig"
+
source "arch/arm/mach-msm/Kconfig"
source "arch/arm/mach-mv78xx0/Kconfig"
@@ -908,6 +919,8 @@ source "arch/arm/mach-shmobile/Kconfig"
source "arch/arm/plat-stmp3xxx/Kconfig"
+source "arch/arm/mach-tegra/Kconfig"
+
source "arch/arm/mach-u300/Kconfig"
source "arch/arm/mach-ux500/Kconfig"
@@ -1031,11 +1044,6 @@ endmenu
source "arch/arm/common/Kconfig"
-config FORCE_MAX_ZONEORDER
- int
- depends on SA1111
- default "9"
-
menu "Bus support"
config ARM_AMBA
@@ -1060,7 +1068,7 @@ config ISA_DMA_API
bool
config PCI
- bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_IXP4XX || ARCH_KS8695 || MACH_ARMCORE
+ bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_IXP4XX || ARCH_KS8695 || MACH_ARMCORE || ARCH_CNS3XXX
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
@@ -1100,10 +1108,11 @@ config SMP
bool "Symmetric Multi-Processing (EXPERIMENTAL)"
depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP ||\
MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 ||\
- ARCH_U8500 || ARCH_VEXPRESS_CA9X4)
+ ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || ARCH_TEGRA)
depends on GENERIC_CLOCKEVENTS
select USE_GENERIC_SMP_HELPERS
- select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4 || ARCH_U8500 || ARCH_VEXPRESS_CA9X4)
+ select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4 || ARCH_U8500 || \
+ ARCH_VEXPRESS_CA9X4 || ARCH_TEGRA)
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
@@ -1172,9 +1181,11 @@ config HOTPLUG_CPU
config LOCAL_TIMERS
bool "Use local timer interrupts"
depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || \
- REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || ARCH_U8500)
+ REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \
+ ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || ARCH_TEGRA)
default y
- select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_OMAP4 || ARCH_U8500)
+ select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_VEXPRESS || ARCH_OMAP4 || \\
+ ARCH_U8500 || ARCH_TEGRA
help
Enable support for local timers on SMP platforms, rather then the
legacy IPI broadcast method. Local timers allows the system
@@ -1185,10 +1196,10 @@ source kernel/Kconfig.preempt
config HZ
int
- default 128 if ARCH_L7200
default 200 if ARCH_EBSA110 || ARCH_S3C2410 || ARCH_S5P6440 || ARCH_S5P6442 || ARCH_S5PV210
default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
default AT91_TIMER_HZ if ARCH_AT91
+ default SHMOBILE_TIMER_HZ if ARCH_SHMOBILE
default 100
config THUMB2_KERNEL
@@ -1241,10 +1252,6 @@ config OABI_COMPAT
config ARCH_HAS_HOLES_MEMORYMODEL
bool
-# Discontigmem is deprecated
-config ARCH_DISCONTIGMEM_ENABLE
- bool
-
config ARCH_SPARSEMEM_ENABLE
bool
@@ -1252,13 +1259,7 @@ config ARCH_SPARSEMEM_DEFAULT
def_bool ARCH_SPARSEMEM_ENABLE
config ARCH_SELECT_MEMORY_MODEL
- def_bool ARCH_DISCONTIGMEM_ENABLE && ARCH_SPARSEMEM_ENABLE
-
-config NODES_SHIFT
- int
- default "4" if ARCH_LH7A40X
- default "2"
- depends on NEED_MULTIPLE_NODES
+ def_bool ARCH_SPARSEMEM_ENABLE
config HIGHMEM
bool "High Memory Support (EXPERIMENTAL)"
@@ -1290,8 +1291,33 @@ config HW_PERF_EVENTS
Enable hardware performance counter support for perf events. If
disabled, perf events will use software events only.
+config SPARSE_IRQ
+ def_bool n
+ help
+ This enables support for sparse irqs. This is useful in general
+ as most CPUs have a fairly sparse array of IRQ vectors, which
+ the irq_desc then maps directly on to. Systems with a high
+ number of off-chip IRQs will want to treat this as
+ experimental until they have been independently verified.
+
source "mm/Kconfig"
+config FORCE_MAX_ZONEORDER
+ int "Maximum zone order" if ARCH_SHMOBILE
+ range 11 64 if ARCH_SHMOBILE
+ default "9" if SA1111
+ default "11"
+ help
+ The kernel memory allocator divides physically contiguous memory
+ blocks into "zones", where each zone is a power of two number of
+ pages. This option selects the largest power of two that the kernel
+ keeps in the memory allocator. If you need to allocate very large
+ blocks of physically contiguous memory, then you may need to
+ increase this value.
+
+ This config option is actually maximum order plus one. For example,
+ a value of 11 means that the largest free memory block is 2^10 pages.
+
config LEDS
bool "Timer and CPU usage LEDs"
depends on ARCH_CDB89712 || ARCH_EBSA110 || \
@@ -1375,6 +1401,24 @@ config UACCESS_WITH_MEMCPY
However, if the CPU data cache is using a write-allocate mode,
this option is unlikely to provide any performance gain.
+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 DEPRECATED_PARAM_STRUCT
+ bool "Provide old way to pass kernel parameters"
+ help
+ This was deprecated in 2001 and announced to live on for 5 years.
+ Some old boot loaders still use this way.
+
endmenu
menu "Boot options"
@@ -1485,6 +1529,105 @@ config ATAGS_PROC
Should the atags used to boot the kernel be exported in an "atags"
file in procfs. Useful with kexec.
+config AUTO_ZRELADDR
+ bool "Auto calculation of the decompressed kernel image address"
+ depends on !ZBOOT_ROM && !ARCH_U300
+ help
+ ZRELADDR is the physical address where the decompressed kernel
+ image will be placed. If AUTO_ZRELADDR is selected, the address
+ will be determined at run-time by masking the current IP with
+ 0xf8000000. This assumes the zImage being placed in the first 128MB
+ from start of memory.
+
+config ZRELADDR
+ hex "Physical address of the decompressed kernel image"
+ depends on !AUTO_ZRELADDR
+ default 0x00008000 if ARCH_BCMRING ||\
+ ARCH_CNS3XXX ||\
+ ARCH_DOVE ||\
+ ARCH_EBSA110 ||\
+ ARCH_FOOTBRIDGE ||\
+ ARCH_INTEGRATOR ||\
+ ARCH_IOP13XX ||\
+ ARCH_IOP33X ||\
+ ARCH_IXP2000 ||\
+ ARCH_IXP23XX ||\
+ ARCH_IXP4XX ||\
+ ARCH_KIRKWOOD ||\
+ ARCH_KS8695 ||\
+ ARCH_LOKI ||\
+ ARCH_MMP ||\
+ ARCH_MV78XX0 ||\
+ ARCH_NOMADIK ||\
+ ARCH_NUC93X ||\
+ ARCH_NS9XXX ||\
+ ARCH_ORION5X ||\
+ ARCH_SPEAR3XX ||\
+ ARCH_SPEAR6XX ||\
+ ARCH_U8500 ||\
+ ARCH_VERSATILE ||\
+ ARCH_W90X900
+ default 0x08008000 if ARCH_MX1 ||\
+ ARCH_SHARK
+ default 0x10008000 if ARCH_MSM ||\
+ ARCH_OMAP1 ||\
+ ARCH_RPC
+ default 0x20008000 if ARCH_S5P6440 ||\
+ ARCH_S5P6442 ||\
+ ARCH_S5PC100 ||\
+ ARCH_S5PV210
+ default 0x30008000 if ARCH_S3C2410 ||\
+ ARCH_S3C2400 ||\
+ ARCH_S3C2412 ||\
+ ARCH_S3C2416 ||\
+ ARCH_S3C2440 ||\
+ ARCH_S3C2443
+ default 0x40008000 if ARCH_STMP378X ||\
+ ARCH_STMP37XX ||\
+ ARCH_SH7372 ||\
+ ARCH_SH7377
+ default 0x50008000 if ARCH_S3C64XX ||\
+ ARCH_SH7367
+ default 0x60008000 if ARCH_VEXPRESS
+ default 0x80008000 if ARCH_MX25 ||\
+ ARCH_MX3 ||\
+ ARCH_NETX ||\
+ ARCH_OMAP2PLUS ||\
+ ARCH_PNX4008
+ default 0x90008000 if ARCH_MX5 ||\
+ ARCH_MX91231
+ default 0xa0008000 if ARCH_IOP32X ||\
+ ARCH_PXA ||\
+ MACH_MX27
+ default 0xc0008000 if ARCH_LH7A40X ||\
+ MACH_MX21
+ default 0xf0008000 if ARCH_AAEC2000 ||\
+ ARCH_L7200
+ default 0xc0028000 if ARCH_CLPS711X
+ default 0x70008000 if ARCH_AT91 && (ARCH_AT91CAP9 || ARCH_AT91SAM9G45)
+ default 0x20008000 if ARCH_AT91 && !(ARCH_AT91CAP9 || ARCH_AT91SAM9G45)
+ default 0xc0008000 if ARCH_DAVINCI && ARCH_DAVINCI_DA8XX
+ default 0x80008000 if ARCH_DAVINCI && !ARCH_DAVINCI_DA8XX
+ default 0x00008000 if ARCH_EP93XX && EP93XX_SDCE3_SYNC_PHYS_OFFSET
+ default 0xc0008000 if ARCH_EP93XX && EP93XX_SDCE0_PHYS_OFFSET
+ default 0xd0008000 if ARCH_EP93XX && EP93XX_SDCE1_PHYS_OFFSET
+ default 0xe0008000 if ARCH_EP93XX && EP93XX_SDCE2_PHYS_OFFSET
+ default 0xf0008000 if ARCH_EP93XX && EP93XX_SDCE3_ASYNC_PHYS_OFFSET
+ default 0x00008000 if ARCH_GEMINI && GEMINI_MEM_SWAP
+ default 0x10008000 if ARCH_GEMINI && !GEMINI_MEM_SWAP
+ default 0x70008000 if ARCH_REALVIEW && REALVIEW_HIGH_PHYS_OFFSET
+ default 0x00008000 if ARCH_REALVIEW && !REALVIEW_HIGH_PHYS_OFFSET
+ default 0xc0208000 if ARCH_SA1100 && SA1111
+ default 0xc0008000 if ARCH_SA1100 && !SA1111
+ default 0x30108000 if ARCH_S3C2410 && PM_H1940
+ default 0x28E08000 if ARCH_U300 && MACH_U300_SINGLE_RAM
+ default 0x48008000 if ARCH_U300 && !MACH_U300_SINGLE_RAM
+ help
+ ZRELADDR is the physical address where the decompressed kernel
+ image will be placed. ZRELADDR has to be specified when the
+ assumption of AUTO_ZRELADDR is not valid, or when ZBOOT_ROM is
+ selected.
+
endmenu
menu "CPU Power Management"
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-06 13:37:09 +0000