X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=arch%2Farm%2FKconfig;h=5c795193ebbad56bcde85161ffaab4fde02e2e90;hb=5ea8176994003483a18c8fed580901e2125f8a83;hp=f91c8d982ef7c7b744f5202dee424cc6f6ad9b77;hpb=4cd426f24ff2d95dd9b3aa15fa5fca9736678ad5;p=safe%2Fjmp%2Flinux-2.6
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index f91c8d9..5c79519 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -8,18 +8,31 @@ mainmenu "Linux Kernel Configuration"
config ARM
bool
default y
+ select RTC_LIB
+ select SYS_SUPPORTS_APM_EMULATION
help
The ARM series is a line of low-power-consumption RISC chip designs
- licensed by ARM ltd and targeted at embedded applications and
+ licensed by ARM Ltd and targeted at embedded applications and
handhelds such as the Compaq IPAQ. ARM-based PCs are no longer
- manufactured, but legacy ARM-based PC hardware remains popular in
+ manufactured, but legacy ARM-based PC hardware remains popular in
Europe. There is an ARM Linux project with a web page at
.
+config SYS_SUPPORTS_APM_EMULATION
+ bool
+
+config GENERIC_TIME
+ bool
+ default n
+
config MMU
bool
default y
+config NO_IOPORT
+ bool
+ default n
+
config EISA
bool
---help---
@@ -46,7 +59,19 @@ config MCA
(and especially the web page given
there) before attempting to build an MCA bus kernel.
-config UID16
+config GENERIC_HARDIRQS
+ bool
+ default y
+
+config TRACE_IRQFLAGS_SUPPORT
+ bool
+ default y
+
+config HARDIRQS_SW_RESEND
+ bool
+ default y
+
+config GENERIC_IRQ_PROBE
bool
default y
@@ -57,6 +82,18 @@ config RWSEM_GENERIC_SPINLOCK
config RWSEM_XCHGADD_ALGORITHM
bool
+config ARCH_HAS_ILOG2_U32
+ bool
+ default n
+
+config ARCH_HAS_ILOG2_U64
+ bool
+ default n
+
+config GENERIC_HWEIGHT
+ bool
+ default y
+
config GENERIC_CALIBRATE_DELAY
bool
default y
@@ -64,70 +101,174 @@ config GENERIC_CALIBRATE_DELAY
config GENERIC_BUST_SPINLOCK
bool
+config ARCH_MAY_HAVE_PC_FDC
+ bool
+
+config ZONE_DMA
+ bool
+ default y
+
config GENERIC_ISA_DMA
bool
config FIQ
bool
+config ARCH_MTD_XIP
+ bool
+
+config VECTORS_BASE
+ hex
+ default 0xffff0000 if MMU || CPU_HIGH_VECTOR
+ default DRAM_BASE if REMAP_VECTORS_TO_RAM
+ default 0x00000000
+ help
+ The base address of exception vectors.
+
source "init/Kconfig"
menu "System Type"
choice
prompt "ARM system type"
- default ARCH_RPC
+ default ARCH_VERSATILE
+
+config ARCH_AAEC2000
+ bool "Agilent AAEC-2000 based"
+ select ARM_AMBA
+ help
+ This enables support for systems based on the Agilent AAEC-2000
+
+config ARCH_INTEGRATOR
+ bool "ARM Ltd. Integrator family"
+ select ARM_AMBA
+ select ICST525
+ help
+ Support for ARM's Integrator platform.
+
+config ARCH_REALVIEW
+ bool "ARM Ltd. RealView family"
+ select ARM_AMBA
+ select ICST307
+ help
+ This enables support for ARM Ltd RealView boards.
+
+config ARCH_VERSATILE
+ bool "ARM Ltd. Versatile family"
+ select ARM_AMBA
+ select ARM_VIC
+ select ICST307
+ help
+ This enables support for ARM Ltd Versatile board.
+
+config ARCH_AT91
+ bool "Atmel AT91"
+ help
+ This enables support for systems based on the Atmel AT91RM9200
+ and AT91SAM9xxx processors.
config ARCH_CLPS7500
- bool "Cirrus-CL-PS7500FE"
+ bool "Cirrus CL-PS7500FE"
select TIMER_ACORN
select ISA
+ help
+ Support for the Cirrus Logic PS7500FE system-on-a-chip.
config ARCH_CLPS711X
- bool "CLPS711x/EP721x-based"
+ bool "Cirrus Logic CLPS711x/EP721x-based"
+ help
+ Support for Cirrus Logic 711x/721x based boards.
config ARCH_CO285
bool "Co-EBSA285"
select FOOTBRIDGE
select FOOTBRIDGE_ADDIN
+ help
+ Support for Intel's EBSA285 companion chip.
config ARCH_EBSA110
bool "EBSA-110"
select ISA
help
This is an evaluation board for the StrongARM processor available
- from Digital. It has limited hardware on-board, including an onboard
+ from Digital. It has limited hardware on-board, including an
Ethernet interface, two PCMCIA sockets, two serial ports and a
parallel port.
-config ARCH_CAMELOT
- bool "Epxa10db"
+config ARCH_EP93XX
+ bool "EP93xx-based"
+ select ARM_AMBA
+ select ARM_VIC
help
- This enables support for Altera's Excalibur XA10 development board.
- If you would like to build your kernel to run on one of these boards
- then you must say 'Y' here. Otherwise say 'N'
+ This enables support for the Cirrus EP93xx series of CPUs.
config ARCH_FOOTBRIDGE
bool "FootBridge"
select FOOTBRIDGE
+ help
+ Support for systems based on the DC21285 companion chip
+ ("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
-config ARCH_INTEGRATOR
- bool "Integrator"
- select ARM_AMBA
- select ICST525
+config ARCH_NETX
+ bool "Hilscher NetX based"
+ select ARM_VIC
+ help
+ This enables support for systems based on the Hilscher NetX Soc
+
+config ARCH_H720X
+ bool "Hynix HMS720x-based"
+ select ISA_DMA_API
+ help
+ This enables support for systems based on the Hynix HMS720x
+
+config ARCH_IMX
+ bool "IMX"
+ help
+ Support for Motorola's i.MX family of processors (MX1, MXL).
+
+config ARCH_IOP32X
+ bool "IOP32x-based"
+ depends on MMU
+ select PLAT_IOP
+ select PCI
+ help
+ Support for Intel's 80219 and IOP32X (XScale) family of
+ processors.
+
+config ARCH_IOP33X
+ bool "IOP33x-based"
+ depends on MMU
+ select PLAT_IOP
+ select PCI
+ help
+ Support for Intel's IOP33X (XScale) family of processors.
-config ARCH_IOP3XX
- bool "IOP3xx-based"
+config ARCH_IOP13XX
+ bool "IOP13xx-based"
select PCI
+ help
+ Support for Intel's IOP13XX (XScale) family of processors.
config ARCH_IXP4XX
bool "IXP4xx-based"
- select DMABOUNCE
- select PCI
+ depends on MMU
+ select GENERIC_TIME
+ help
+ Support for Intel's IXP4XX (XScale) family of processors.
config ARCH_IXP2000
bool "IXP2400/2800-based"
+ depends on MMU
select PCI
+ help
+ Support for Intel's IXP2400/2800 (XScale) family of processors.
+
+config ARCH_IXP23XX
+ bool "IXP23XX-based"
+ depends on MMU
+ select PCI
+ help
+ Support for Intel's IXP23xx (XScale) family of processors.
config ARCH_L7200
bool "LinkUp-L7200"
@@ -142,14 +283,26 @@ config ARCH_L7200
If you have any questions or comments about the Linux kernel port
to this board, send e-mail to .
+config ARCH_PNX4008
+ bool "Philips Nexperia PNX4008 Mobile"
+ help
+ This enables support for Philips PNX4008 mobile platform.
+
config ARCH_PXA
bool "PXA2xx-based"
+ depends on MMU
+ select ARCH_MTD_XIP
+ help
+ Support for Intel's PXA2XX processor line.
config ARCH_RPC
bool "RiscPC"
select ARCH_ACORN
select FIQ
select TIMER_ACORN
+ select ARCH_MAY_HAVE_PC_FDC
+ select ISA_DMA_API
+ select NO_IOPORT
help
On the Acorn Risc-PC, Linux can support the internal IDE disk and
CD-ROM interface, serial and parallel port, and the floppy drive.
@@ -158,19 +311,25 @@ config ARCH_SA1100
bool "SA1100-based"
select ISA
select ARCH_DISCONTIGMEM_ENABLE
+ select ARCH_MTD_XIP
+ help
+ Support for StrongARM 11x0 based boards.
config ARCH_S3C2410
- bool "Samsung S3C2410"
+ bool "Samsung S3C2410, S3C2412, S3C2413, S3C2440, S3C2442"
help
Samsung S3C2410X CPU based systems, such as the Simtec Electronics
BAST (), the IPAQ 1940 or
- the Samsung SMDK2410 development board (and derviatives).
+ the Samsung SMDK2410 development board (and derivatives).
config ARCH_SHARK
bool "Shark"
select ISA
select ISA_DMA
select PCI
+ help
+ Support for the StrongARM based Digital DNARD machine, also known
+ as "Shark" ().
config ARCH_LH7A40X
bool "Sharp LH7A40X"
@@ -182,43 +341,31 @@ config ARCH_LH7A40X
config ARCH_OMAP
bool "TI OMAP"
-
-config ARCH_VERSATILE
- bool "Versatile"
- select ARM_AMBA
- select ICST307
- help
- This enables support for ARM Ltd Versatile board.
-
-config ARCH_IMX
- bool "IMX"
-
-config ARCH_H720X
- bool "Hynix-HMS720x-based"
help
- This enables support for systems based on the Hynix HMS720x
-
-config ARCH_AAEC2000
- bool "Agilent AAEC-2000 based"
- help
- This enables support for systems based on the Agilent AAEC-2000
+ Support for TI's OMAP platform (OMAP1 and OMAP2).
endchoice
source "arch/arm/mach-clps711x/Kconfig"
-source "arch/arm/mach-epxa10db/Kconfig"
+source "arch/arm/mach-ep93xx/Kconfig"
source "arch/arm/mach-footbridge/Kconfig"
source "arch/arm/mach-integrator/Kconfig"
-source "arch/arm/mach-iop3xx/Kconfig"
+source "arch/arm/mach-iop32x/Kconfig"
+
+source "arch/arm/mach-iop33x/Kconfig"
+
+source "arch/arm/mach-iop13xx/Kconfig"
source "arch/arm/mach-ixp4xx/Kconfig"
source "arch/arm/mach-ixp2000/Kconfig"
+source "arch/arm/mach-ixp23xx/Kconfig"
+
source "arch/arm/mach-pxa/Kconfig"
source "arch/arm/mach-sa1100/Kconfig"
@@ -227,6 +374,8 @@ source "arch/arm/plat-omap/Kconfig"
source "arch/arm/mach-omap1/Kconfig"
+source "arch/arm/mach-omap2/Kconfig"
+
source "arch/arm/mach-s3c2410/Kconfig"
source "arch/arm/mach-lh7a40x/Kconfig"
@@ -239,18 +388,39 @@ source "arch/arm/mach-versatile/Kconfig"
source "arch/arm/mach-aaec2000/Kconfig"
+source "arch/arm/mach-realview/Kconfig"
+
+source "arch/arm/mach-at91rm9200/Kconfig"
+
+source "arch/arm/mach-netx/Kconfig"
+
# Definitions to make life easier
config ARCH_ACORN
bool
+config PLAT_IOP
+ bool
+
source arch/arm/mm/Kconfig
+config IWMMXT
+ bool "Enable iWMMXt support"
+ depends CPU_XSCALE || CPU_XSC3
+ default y if PXA27x
+ help
+ Enable support for iWMMXt context switching at run time if
+ running on a CPU that supports it.
+
# bool 'Use XScale PMU as timer source' CONFIG_XSCALE_PMU_TIMER
config XSCALE_PMU
bool
depends on CPU_XSCALE && !XSCALE_PMU_TIMER
default y
+if !MMU
+source "arch/arm/Kconfig-nommu"
+endif
+
endmenu
source "arch/arm/common/Kconfig"
@@ -274,15 +444,17 @@ config ISA
(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.
+# Select ISA DMA controller support
config ISA_DMA
bool
+ select ISA_DMA_API
+# Select ISA DMA interface
config ISA_DMA_API
bool
- default y
config PCI
- bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB
+ bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_IXP4XX
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
@@ -310,7 +482,7 @@ menu "Kernel Features"
config SMP
bool "Symmetric Multi-Processing (EXPERIMENTAL)"
- depends on EXPERIMENTAL #&& n
+ depends on EXPERIMENTAL && REALVIEW_MPCORE
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
@@ -322,8 +494,8 @@ config SMP
processor machines. On a single processor machine, the kernel will
run faster if you say N here.
- See also the ,
- , ,
+ See also the ,
+ ,
and the SMP-HOWTO available at
.
@@ -335,6 +507,23 @@ config NR_CPUS
depends on SMP
default "4"
+config HOTPLUG_CPU
+ bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
+ depends on SMP && HOTPLUG && EXPERIMENTAL
+ help
+ Say Y here to experiment with turning CPUs off and on. CPUs
+ can be controlled through /sys/devices/system/cpu.
+
+config LOCAL_TIMERS
+ bool "Use local timer interrupts"
+ depends on SMP && REALVIEW_MPCORE
+ 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.
+
config PREEMPT
bool "Preemptible Kernel (EXPERIMENTAL)"
depends on EXPERIMENTAL
@@ -365,8 +554,47 @@ config NO_IDLE_HZ
Please note that dynamic tick may affect the accuracy of
timekeeping on some platforms depending on the implementation.
- Currently at least OMAP platform is known to have accurate
- timekeeping with dynamic tick.
+ Currently at least OMAP, PXA2xx and SA11x0 platforms are known
+ to have accurate timekeeping with dynamic tick.
+
+config HZ
+ int
+ default 128 if ARCH_L7200
+ default 200 if ARCH_EBSA110 || ARCH_S3C2410
+ default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
+ default 100
+
+config AEABI
+ bool "Use the ARM EABI to compile the kernel"
+ help
+ This option allows for the kernel to be compiled using the latest
+ ARM ABI (aka EABI). This is only useful if you are using a user
+ space environment that is also compiled with EABI.
+
+ Since there are major incompatibilities between the legacy ABI and
+ EABI, especially with regard to structure member alignment, this
+ option also changes the kernel syscall calling convention to
+ disambiguate both ABIs and allow for backward compatibility support
+ (selected with CONFIG_OABI_COMPAT).
+
+ To use this you need GCC version 4.0.0 or later.
+
+config OABI_COMPAT
+ bool "Allow old ABI binaries to run with this kernel (EXPERIMENTAL)"
+ depends on AEABI && EXPERIMENTAL
+ default y
+ help
+ This option preserves the old syscall interface along with the
+ new (ARM EABI) one. It also provides a compatibility layer to
+ intercept syscalls that have structure arguments which layout
+ in memory differs between the legacy ABI and the new ARM EABI
+ (only for non "thumb" binaries). This option adds a tiny
+ overhead to all syscalls and produces a slightly larger kernel.
+ If you know you'll be using only pure EABI user space then you
+ can say N here. If this option is not selected and you attempt
+ to execute a legacy ABI binary then the result will be
+ UNPREDICTABLE (in fact it can be predicted that it won't work
+ at all). If in doubt say Y.
config ARCH_DISCONTIGMEM_ENABLE
bool
@@ -377,6 +605,12 @@ config ARCH_DISCONTIGMEM_ENABLE
or have huge holes in the physical address space for other reasons.
See for more.
+config NODES_SHIFT
+ int
+ default "4" if ARCH_LH7A40X
+ default "2"
+ depends on NEED_MULTIPLE_NODES
+
source "mm/Kconfig"
config LEDS
@@ -385,7 +619,8 @@ config LEDS
ARCH_EBSA285 || ARCH_IMX || ARCH_INTEGRATOR || \
ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \
ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \
- ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE
+ ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \
+ ARCH_AT91 || MACH_TRIZEPS4
help
If you say Y here, the LEDs on your machine will be used
to provide useful information about your current system status.
@@ -428,9 +663,10 @@ config LEDS_CPU
config ALIGNMENT_TRAP
bool
+ depends on CPU_CP15_MMU
default y if !ARCH_EBSA110
help
- ARM processors can not fetch/store information which is not
+ ARM processors cannot fetch/store information which is not
naturally aligned on the bus, i.e., a 4 byte fetch must start at an
address divisible by 4. On 32-bit ARM processors, these non-aligned
fetch/store instructions will be emulated in software if you say
@@ -459,11 +695,12 @@ config ZBOOT_ROM_BSS
hex "Compressed ROM boot loader BSS address"
default "0"
help
- The base address of 64KiB of read/write memory in the target
- for the ROM-able zImage, which must be available while the
- decompressor is running. Platforms which normally make use of
- ROM-able zImage formats normally set this to a suitable
- value in their defconfig file.
+ The base address of an area of read/write memory in the target
+ for the ROM-able zImage which must be available while the
+ decompressor is running. It must be large enough to hold the
+ entire decompressed kernel plus an additional 128 KiB.
+ Platforms which normally make use of ROM-able zImage formats
+ normally set this to a suitable value in their defconfig file.
If ZBOOT_ROM is not enabled, this has no effect.
@@ -516,7 +753,7 @@ config XIP_PHYS_ADDR
endmenu
-if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP1)
+if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP || ARCH_IMX )
menu "CPU Frequency scaling"
@@ -543,6 +780,15 @@ config CPU_FREQ_INTEGRATOR
If in doubt, say Y.
+config CPU_FREQ_IMX
+ tristate "CPUfreq driver for i.MX CPUs"
+ depends on ARCH_IMX && CPU_FREQ
+ default n
+ help
+ This enables the CPUfreq driver for i.MX CPUs.
+
+ If in doubt, say N.
+
endmenu
endif
@@ -553,6 +799,7 @@ comment "At least one emulation must be selected"
config FPE_NWFPE
bool "NWFPE math emulation"
+ depends on !AEABI || OABI_COMPAT
---help---
Say Y to include the NWFPE floating point emulator in the kernel.
This is necessary to run most binaries. Linux does not currently
@@ -564,7 +811,7 @@ config FPE_NWFPE
config FPE_NWFPE_XP
bool "Support extended precision"
- depends on FPE_NWFPE && !CPU_BIG_ENDIAN
+ depends on FPE_NWFPE
help
Say Y to include 80-bit support in the kernel floating-point
emulator. Otherwise, only 32 and 64-bit support is compiled in.
@@ -576,7 +823,7 @@ config FPE_NWFPE_XP
config FPE_FASTFPE
bool "FastFPE math emulation (EXPERIMENTAL)"
- depends on !CPU_32v3 && EXPERIMENTAL
+ depends on (!AEABI || OABI_COMPAT) && !CPU_32v3 && EXPERIMENTAL
---help---
Say Y here to include the FAST floating point emulator in the kernel.
This is an experimental much faster emulator which now also has full
@@ -608,6 +855,7 @@ source "fs/Kconfig.binfmt"
config ARTHUR
tristate "RISC OS personality"
+ depends on !AEABI
help
Say Y here to include the kernel code necessary if you want to run
Acorn RISC OS/Arthur binaries under Linux. This code is still very
@@ -619,47 +867,7 @@ endmenu
menu "Power management options"
-config PM
- bool "Power Management support"
- ---help---
- "Power Management" means that parts of your computer are shut
- off or put into a power conserving "sleep" mode if they are not
- being used. There are two competing standards for doing this: APM
- and ACPI. If you want to use either one, say Y here and then also
- to the requisite support below.
-
- Power Management is most important for battery powered laptop
- computers; if you have a laptop, check out the Linux Laptop home
- page on the WWW at or
- Tuxmobil - Linux on Mobile Computers at
- and the Battery Powered Linux mini-HOWTO, available from
- .
-
-config APM
- tristate "Advanced Power Management Emulation"
- depends on PM
- ---help---
- APM is a BIOS specification for saving power using several different
- techniques. This is mostly useful for battery powered laptops with
- APM compliant BIOSes. If you say Y here, the system time will be
- reset after a RESUME operation, the /proc/apm device will provide
- battery status information, and user-space programs will receive
- notification of APM "events" (e.g. battery status change).
-
- In order to use APM, you will need supporting software. For location
- and more information, read and the
- Battery Powered Linux mini-HOWTO, available from
- .
-
- This driver does not spin down disk drives (see the hdparm(8)
- manpage ("man 8 hdparm") for that), and it doesn't turn off
- VESA-compliant "green" monitors.
-
- Generally, if you don't have a battery in your machine, there isn't
- much point in using this driver and you should say N. If you get
- random kernel OOPSes or reboots that don't seem to be related to
- anything, try disabling/enabling this option (or disabling/enabling
- APM in your BIOS).
+source "kernel/power/Kconfig"
endmenu
@@ -669,7 +877,9 @@ menu "Device Drivers"
source "drivers/base/Kconfig"
-if ALIGNMENT_TRAP
+source "drivers/connector/Kconfig"
+
+if ALIGNMENT_TRAP || !CPU_CP15_MMU
source "drivers/mtd/Kconfig"
endif
@@ -681,14 +891,17 @@ source "drivers/block/Kconfig"
source "drivers/acorn/block/Kconfig"
-if PCMCIA || ARCH_CLPS7500 || ARCH_IOP3XX || ARCH_IXP4XX \
+if PCMCIA || ARCH_CLPS7500 || ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX \
|| ARCH_L7200 || ARCH_LH7A40X || ARCH_PXA || ARCH_RPC \
- || ARCH_S3C2410 || ARCH_SA1100 || ARCH_SHARK || FOOTBRIDGE
+ || ARCH_S3C2410 || ARCH_SA1100 || ARCH_SHARK || FOOTBRIDGE \
+ || ARCH_IXP23XX
source "drivers/ide/Kconfig"
endif
source "drivers/scsi/Kconfig"
+source "drivers/ata/Kconfig"
+
source "drivers/md/Kconfig"
source "drivers/message/fusion/Kconfig"
@@ -709,22 +922,34 @@ source "drivers/char/Kconfig"
source "drivers/i2c/Kconfig"
+source "drivers/spi/Kconfig"
+
+source "drivers/w1/Kconfig"
+
source "drivers/hwmon/Kconfig"
#source "drivers/l3/Kconfig"
source "drivers/misc/Kconfig"
+source "drivers/mfd/Kconfig"
+
+source "drivers/leds/Kconfig"
+
source "drivers/media/Kconfig"
source "drivers/video/Kconfig"
source "sound/Kconfig"
+source "drivers/hid/Kconfig"
+
source "drivers/usb/Kconfig"
source "drivers/mmc/Kconfig"
+source "drivers/rtc/Kconfig"
+
endmenu
source "fs/Kconfig"