mainmenu "uClinux/68k (w/o MMU) Kernel Configuration"
+config M68K
+ bool
+ default y
+
config MMU
bool
default n
bool
default n
-config UID16
- bool
- default y
-
config RWSEM_GENERIC_SPINLOCK
bool
default y
bool
default n
+config ARCH_HAS_ILOG2_U32
+ bool
+ default n
+
+config ARCH_HAS_ILOG2_U64
+ bool
+ default n
+
+config GENERIC_FIND_NEXT_BIT
+ bool
+ default y
+
+config GENERIC_HWEIGHT
+ bool
+ default y
+
+config GENERIC_CALIBRATE_DELAY
+ bool
+ default y
+
+config TIME_LOW_RES
+ bool
+ default y
source "init/Kconfig"
help
Motorola ColdFire 5206e processor support.
+config M520x
+ bool "MCF520x"
+ help
+ Freescale Coldfire 5207/5208 processor support.
+
+config M523x
+ bool "MCF523x"
+ help
+ Freescale Coldfire 5230/1/2/4/5 processor support
+
config M5249
bool "MCF5249"
help
Motorola ColdFire 5249 processor support.
+config M5271
+ bool "MCF5271"
+ help
+ Freescale (Motorola) ColdFire 5270/5271 processor support.
+
config M5272
bool "MCF5272"
help
Motorola ColdFire 5272 processor support.
-config M5282
- bool "MCF5282"
+config M5275
+ bool "MCF5275"
help
- Motorola ColdFire 5282 processor support.
+ Freescale (Motorola) ColdFire 5274/5275 processor support.
+
+config M528x
+ bool "MCF528x"
+ help
+ Motorola ColdFire 5280/5282 processor support.
config M5307
bool "MCF5307"
help
Motorola ColdFire 5307 processor support.
+config M532x
+ bool "MCF532x"
+ help
+ Freescale (Motorola) ColdFire 532x processor support.
+
config M5407
bool "MCF5407"
help
endchoice
-config COLDFIRE
+config M527x
bool
- depends on (M5206 || M5206e || M5249 || M5272 || M5282 || M5307 || M5407)
+ depends on (M5271 || M5275)
default y
-choice
- prompt "CPU CLOCK Frequency"
- default AUTO
-
-config CLOCK_AUTO
- bool "AUTO"
- ---help---
- Define the CPU clock frequency in use. On many boards you don't
- really need to know, so you can select the AUTO option. On some
- boards you need to know the real clock frequency to determine other
- system timing (for example baud rate dividors, etc). Some processors
- have an internal PLL and you can select a frequency to run at.
- You need to know a little about the internals of your processor to
- set this. If in doubt choose the AUTO option.
-
-config CLOCK_11MHz
- bool "11MHz"
- help
- Select an 11MHz CPU clock frequency.
-
-config CLOCK_16MHz
- bool "16MHz"
- help
- Select an 16MHz CPU clock frequency.
-
-config CLOCK_20MHz
- bool "20MHz"
- help
- Select an 20MHz CPU clock frequency.
-
-config CLOCK_24MHz
- bool "24MHz"
- help
- Select an 24MHz CPU clock frequency.
-
-config CLOCK_25MHz
- bool "25MHz"
- help
- Select an 25MHz CPU clock frequency.
-
-config CLOCK_33MHz
- bool "33MHz"
- help
- Select an 33MHz CPU clock frequency.
-
-config CLOCK_40MHz
- bool "40MHz"
- help
- Select an 40MHz CPU clock frequency.
-
-config CLOCK_45MHz
- bool "45MHz"
- help
- Select an 45MHz CPU clock frequency.
-
-config CLOCK_48MHz
- bool "48MHz"
- help
- Select an 48MHz CPU clock frequency.
-
-config CLOCK_50MHz
- bool "50MHz"
- help
- Select an 50MHz CPU clock frequency.
-
-config CLOCK_54MHz
- bool "54MHz"
- help
- Select an 54MHz CPU clock frequency.
-
-config CLOCK_60MHz
- bool "60MHz"
- help
- Select an 60MHz CPU clock frequency.
-
-config CLOCK_64MHz
- bool "64MHz"
- help
- Select an 64MHz CPU clock frequency.
-
-config CLOCK_66MHz
- bool "66MHz"
- help
- Select an 66MHz CPU clock frequency.
-
-config CLOCK_70MHz
- bool "70MHz"
- help
- Select an 70MHz CPU clock frequency.
+config COLDFIRE
+ bool
+ depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407)
+ default y
-config CLOCK_140MHz
- bool "140MHz"
+config CLOCK_SET
+ bool "Enable setting the CPU clock frequency"
+ default n
help
- Select an 140MHz CPU clock frequency.
-
-endchoice
+ On some CPU's you do not need to know what the core CPU clock
+ frequency is. On these you can disable clock setting. On some
+ traditional 68K parts, and on all ColdFire parts you need to set
+ the appropriate CPU clock frequency. On these devices many of the
+ onboard peripherals derive their timing from the master CPU clock
+ frequency.
+
+config CLOCK_FREQ
+ int "Set the core clock frequency"
+ default "66666666"
+ depends on CLOCK_SET
+ help
+ Define the CPU clock frequency in use. This is the core clock
+ frequency, it may or may not be the same as the external clock
+ crystal fitted to your board. Some processors have an internal
+ PLL and can have their frequency programmed at run time, others
+ use internal dividers. In general the kernel won't setup a PLL
+ if it is fitted (there are some exceptions). This value will be
+ specific to the exact CPU that you are using.
+
+config CLOCK_DIV
+ int "Set the core/bus clock divide ratio"
+ default "1"
+ depends on CLOCK_SET
+ help
+ On many SoC style CPUs the master CPU clock is also used to drive
+ on-chip peripherals. The clock that is distributed to these
+ peripherals is sometimes a fixed ratio of the master clock
+ frequency. If so then set this to the divider ratio of the
+ master clock to the peripheral clock. If not sure then select 1.
config OLDMASK
bool "Old mask 5307 (1H55J) silicon"
Support for the Palm Pilot 1000/5000, Personal/Pro and PalmIII.
config XCOPILOT_BUGS
- bool " (X)Copilot support"
+ bool "(X)Copilot support"
depends on PILOT3
help
Support the bugs of Xcopilot.
Support for the DragenEngine II board.
config DIRECT_IO_ACCESS
- bool " Allow user to access IO directly"
+ bool "Allow user to access IO directly"
depends on (UCSIMM || UCDIMM || DRAGEN2)
help
Disable the CPU internal registers protection in user mode,
to allow a user application to read/write them.
config INIT_LCD
- bool " Initialize LCD"
+ bool "Initialize LCD"
depends on (UCSIMM || UCDIMM || DRAGEN2)
help
Initialize the LCD controller of the 68x328 processor.
config MEMORY_RESERVE
- int " Memory reservation (MiB)"
+ int "Memory reservation (MiB)"
depends on (UCSIMM || UCDIMM)
help
Reserve certain memory regions on 68x328 based boards.
help
Support for the Motorola M5206eLITE board.
+config M5208EVB
+ bool "Freescale M5208EVB board support"
+ depends on M520x
+ help
+ Support for the Freescale Coldfire M5208EVB.
+
+config M5235EVB
+ bool "Freescale M5235EVB support"
+ depends on M523x
+ help
+ Support for the Freescale M5235EVB board.
+
config M5249C3
bool "Motorola M5249C3 board support"
depends on M5249
help
Support for the Motorola M5249C3 board.
+config M5271EVB
+ bool "Freescale (Motorola) M5271EVB board support"
+ depends on M5271
+ help
+ Support for the Freescale (Motorola) M5271EVB board.
+
+config M5275EVB
+ bool "Freescale (Motorola) M5275EVB board support"
+ depends on M5275
+ help
+ Support for the Freescale (Motorola) M5275EVB board.
+
config M5272C3
bool "Motorola M5272C3 board support"
depends on M5272
help
Support for the senTec COBRA5272 board.
-config M5282C3
- bool "Motorola M5282C3 board support"
- depends on M5282
+config AVNET5282
+ bool "Avnet 5282 board support"
+ depends on M528x
+ help
+ Support for the Avnet 5282 board.
+
+config M5282EVB
+ bool "Motorola M5282EVB board support"
+ depends on M528x
help
- Support for the Motorola M5282C3 board.
+ Support for the Motorola M5282EVB board.
config COBRA5282
bool "senTec COBRA5282 board support"
- depends on M5282
+ depends on M528x
help
Support for the senTec COBRA5282 board.
+
+config SOM5282EM
+ bool "EMAC.Inc SOM5282EM board support"
+ depends on M528x
+ help
+ Support for the EMAC.Inc SOM5282EM module.
config ARN5307
bool "Arnewsh 5307 board support"
help
Support for the SnapGear SecureEdge/MP3 platform.
+config M5329EVB
+ bool "Freescale (Motorola) M5329EVB board support"
+ depends on M532x
+ help
+ Support for the Freescale (Motorola) M5329EVB board.
+
+config COBRA5329
+ bool "senTec COBRA5329 board support"
+ depends on M532x
+ help
+ Support for the senTec COBRA5329 board.
+
config M5407C3
bool "Motorola M5407C3 board support"
depends on M5407
help
Support for the Feith Cleopatra boards.
+config CANCam
+ bool "Feith CANCam board support"
+ depends on M5272
+ help
+ Support for the Feith CANCam board.
+
+config SCALES
+ bool "Feith SCALES board support"
+ depends on M5272
+ help
+ Support for the Feith SCALES board.
+
config NETtel
bool "SecureEdge/NETtel board support"
depends on (M5206e || M5272 || M5307)
help
Special additional support for SnapGear router boards.
+config CPU16B
+ bool "Sneha Technologies S.L. Sarasvati board support"
+ depends on M5272
+ help
+ Support for the SNEHA CPU16B board.
+
+config MOD5272
+ bool "Netburner MOD-5272 board support"
+ depends on M5272
+ help
+ Support for the Netburner MOD-5272 board.
+
config ROMFS_FROM_ROM
- bool " ROMFS image not RAM resident"
+ bool "ROMFS image not RAM resident"
depends on (NETtel || SNAPGEAR)
help
The ROMfs filesystem will stay resident in the FLASH/ROM, not be
default y
depends on (ARN5206 || ARN5307)
-config MOTOROLA
+config FREESCALE
+ bool
+ default y
+ depends on (M5206eC3 || M5208EVB || M5235EVB || M5249C3 || M5271EVB || M5272C3 || M5275EVB || M5282EVB || M5307C3 || M5329EVB || M5407C3)
+
+config HW_FEITH
bool
default y
- depends on (M5206eC3 || M5249C3 || M5272C3 || M5282C3 || M5307C3 || M5407C3)
+ depends on (CLEOPATRA || CANCam || SCALES)
config senTec
bool
default y
depends on (COBRA5272 || COBRA5282)
+
+config EMAC_INC
+ bool
+ default y
+ depends on (SOM5282EM)
+
+config SNEHA
+ bool
+ default y
+ depends on CPU16B
+
+config AVNET
+ bool
+ default y
+ depends on (AVNET5282)
config LARGE_ALLOCS
bool "Allow allocating large blocks (> 1MB) of memory"
a lot of RAM, and you need to able to allocate very large
contiguous chunks. If unsure, say N.
-choice
- prompt "RAM size"
- default AUTO
+config 4KSTACKS
+ bool "Use 4Kb for kernel stacks instead of 8Kb"
+ default y
+ help
+ If you say Y here the kernel will use a 4Kb stacksize for the
+ kernel stack attached to each process/thread. This facilitates
+ running more threads on a system and also reduces the pressure
+ on the VM subsystem for higher order allocations.
-config RAMAUTO
- bool "AUTO"
- ---help---
- Configure the RAM size on your platform. Many platforms can auto
- detect this, on those choose the AUTO option. Otherwise set the
- RAM size you intend using.
+comment "RAM configuration"
-config RAM4MB
- bool "4MiB"
+config RAMBASE
+ hex "Address of the base of RAM"
+ default "0"
help
- Set RAM size to be 4MiB.
+ Define the address that RAM starts at. On many platforms this is
+ 0, the base of the address space. And this is the default. Some
+ platforms choose to setup their RAM at other addresses within the
+ processor address space.
-config RAM8MB
- bool "8MiB"
+config RAMSIZE
+ hex "Size of RAM (in bytes)"
+ default "0x400000"
help
- Set RAM size to be 8MiB.
+ Define the size of the system RAM. If you select 0 then the
+ kernel will try to probe the RAM size at runtime. This is not
+ supported on all CPU types.
-config RAM16MB
- bool "16MiB"
+config VECTORBASE
+ hex "Address of the base of system vectors"
+ default "0"
help
- Set RAM size to be 16MiB.
+ Define the address of the system vectors. Commonly this is
+ put at the start of RAM, but it doesn't have to be. On ColdFire
+ platforms this address is programmed into the VBR register, thus
+ actually setting the address to use.
-config RAM32MB
- bool "32MiB"
+config KERNELBASE
+ hex "Address of the base of kernel code"
+ default "0x400"
help
- Set RAM size to be 32MiB.
+ Typically on m68k systems the kernel will not start at the base
+ of RAM, but usually some small offset from it. Define the start
+ address of the kernel here. The most common setup will have the
+ processor vectors at the base of RAM and then the start of the
+ kernel. On some platforms some RAM is reserved for boot loaders
+ and the kernel starts after that. The 0x400 default was based on
+ a system with the RAM based at address 0, and leaving enough room
+ for the theoretical maximum number of 256 vectors.
-endchoice
-
-choice
+choice
prompt "RAM bus width"
default RAMAUTOBIT
config RAMAUTOBIT
bool "AUTO"
- ---help---
+ help
Select the physical RAM data bus size. Not needed on most platforms,
so you can generally choose AUTO.
endchoice
+comment "ROM configuration"
+
+config ROM
+ bool "Specify ROM linker regions"
+ default n
+ help
+ Define a ROM region for the linker script. This creates a kernel
+ that can be stored in flash, with possibly the text, and data
+ regions being copied out to RAM at startup.
+
+config ROMBASE
+ hex "Address of the base of ROM device"
+ default "0"
+ depends on ROM
+ help
+ Define the address that the ROM region starts at. Some platforms
+ use this to set their chip select region accordingly for the boot
+ device.
+
+config ROMVEC
+ hex "Address of the base of the ROM vectors"
+ default "0"
+ depends on ROM
+ help
+ This is almost always the same as the base of the ROM. Since on all
+ 68000 type variants the vectors are at the base of the boot device
+ on system startup.
+
+config ROMVECSIZE
+ hex "Size of ROM vector region (in bytes)"
+ default "0x400"
+ depends on ROM
+ help
+ Define the size of the vector region in ROM. For most 68000
+ variants this would be 0x400 bytes in size. Set to 0 if you do
+ not want a vector region at the start of the ROM.
+
+config ROMSTART
+ hex "Address of the base of system image in ROM"
+ default "0x400"
+ depends on ROM
+ help
+ Define the start address of the system image in ROM. Commonly this
+ is strait after the ROM vectors.
+
+config ROMSIZE
+ hex "Size of the ROM device"
+ default "0x100000"
+ depends on ROM
+ help
+ Size of the ROM device. On some platforms this is used to setup
+ the chip select that controls the boot ROM device.
+
choice
prompt "Kernel executes from"
---help---
config ROMKERNEL
bool "ROM"
help
- The kernel will be resident in FLASH/ROM when running.
-
-config HIMEMKERNEL
- bool "HIMEM"
- help
- The kernel will be resident in high memory when running.
+ The kernel will be resident in FLASH/ROM when running. This is
+ often referred to as Execute-in-Place (XIP), since the kernel
+ code executes from the position it is stored in the FLASH/ROM.
endchoice
+source "mm/Kconfig"
+
endmenu
+config ISA_DMA_API
+ bool
+ depends on !M5272
+ default y
menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"
endmenu
+source "net/Kconfig"
+
source "drivers/Kconfig"
source "fs/Kconfig"
-menu "Kernel hacking"
-
-config FULLDEBUG
- bool "Full Symbolic/Source Debugging support"
- help
- Enable debuging symbols on kernel build.
-
-config FRAME_POINTER
- bool "Compile the kernel with frame pointers"
- help
- If you say Y here the resulting kernel image will be slightly larger
- and slower, but it will give very useful debugging information.
- If you don't debug the kernel, you can say N, but we may not be able
- to solve problems without frame pointers.
-
-config MAGIC_SYSRQ
- bool "Magic SysRq key"
- help
- Enables console device to interpret special characters as
- commands to dump state information.
-
-config HIGHPROFILE
- bool "Use fast second timer for profiling"
- depends on COLDFIRE
- help
- Use a fast secondary clock to produce profiling information.
-
-config BOOTPARAM
- bool 'Compiled-in Kernel Boot Parameter'
+source "arch/m68knommu/Kconfig.debug"
-config BOOTPARAM_STRING
- string 'Kernel Boot Parameter'
- default 'console=ttyS0,19200'
- depends on BOOTPARAM
-
-config DUMPTOFLASH
- bool "Panic/Dump to FLASH"
- depends on COLDFIRE
- help
- Dump any panic of trap output into a flash memory segment
- for later analysis.
-
-config NO_KERNEL_MSG
- bool "Suppress Kernel BUG Messages"
- help
- Do not output any debug BUG messages within the kernel.
-
-config BDM_DISABLE
- bool "Disable BDM signals"
- depends on (EXPERIMENTAL && COLDFIRE)
- help
- Disable the ColdFire CPU's BDM signals.
-
-endmenu
+source "kernel/vserver/Kconfig"
source "security/Kconfig"
source "crypto/Kconfig"
source "lib/Kconfig"
-
git://git.onelab.eu / linux-2.6.git / blobdiff