mainmenu "uClinux/68k (w/o MMU) Kernel Configuration"
-config M68KNOMMU
+config M68K
bool
default y
+ select HAVE_IDE
config MMU
bool
default n
+config NO_DMA
+ bool
+ depends on !COLDFIRE
+ default y
+
config FPU
bool
default n
-config UID16
+config ZONE_DMA
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_GPIO
+ bool
+ default n
+
+config GENERIC_HWEIGHT
+ bool
+ default y
+
+config GENERIC_HARDIRQS
+ bool
+ default y
+
config GENERIC_CALIBRATE_DELAY
bool
default y
+config GENERIC_TIME
+ bool
+ default y
+
+config GENERIC_CMOS_UPDATE
+ bool
+ default y
+
+config TIME_LOW_RES
+ bool
+ default y
+
+config GENERIC_CLOCKEVENTS
+ bool
+ default n
+
+config NO_IOPORT
+ def_bool y
+
source "init/Kconfig"
+source "kernel/Kconfig.freezer"
+
menu "Processor type and features"
choice
help
Motorola ColdFire 5206e processor support.
+config M520x
+ bool "MCF520x"
+ select GENERIC_CLOCKEVENTS
+ help
+ Freescale Coldfire 5207/5208 processor support.
+
config M523x
bool "MCF523x"
+ select GENERIC_CLOCKEVENTS
help
Freescale Coldfire 5230/1/2/4/5 processor support
config M528x
bool "MCF528x"
+ select GENERIC_CLOCKEVENTS
help
Motorola ColdFire 5280/5282 processor support.
help
Motorola ColdFire 5307 processor support.
+config M532x
+ bool "MCF532x"
+ help
+ Freescale (Motorola) ColdFire 532x processor support.
+
config M5407
bool "MCF5407"
help
config M527x
bool
depends on (M5271 || M5275)
+ select GENERIC_CLOCKEVENTS
default y
config COLDFIRE
bool
- depends on (M5206 || M5206e || M523x || M5249 || M527x || M5272 || M528x || M5307 || M5407)
+ depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407)
+ select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
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 a 11MHz CPU clock frequency.
-
-config CLOCK_16MHz
- bool "16MHz"
- help
- Select a 16MHz CPU clock frequency.
-
-config CLOCK_20MHz
- bool "20MHz"
- help
- Select a 20MHz CPU clock frequency.
-
-config CLOCK_24MHz
- bool "24MHz"
- help
- Select a 24MHz CPU clock frequency.
-
-config CLOCK_25MHz
- bool "25MHz"
- help
- Select a 25MHz CPU clock frequency.
-
-config CLOCK_33MHz
- bool "33MHz"
- help
- Select a 33MHz CPU clock frequency.
-
-config CLOCK_40MHz
- bool "40MHz"
- help
- Select a 40MHz CPU clock frequency.
-
-config CLOCK_45MHz
- bool "45MHz"
- help
- Select a 45MHz CPU clock frequency.
-
-config CLOCK_48MHz
- bool "48MHz"
- help
- Select a 48MHz CPU clock frequency.
-
-config CLOCK_50MHz
- bool "50MHz"
- help
- Select a 50MHz CPU clock frequency.
-
-config CLOCK_54MHz
- bool "54MHz"
- help
- Select a 54MHz CPU clock frequency.
-
-config CLOCK_60MHz
- bool "60MHz"
- help
- Select a 60MHz CPU clock frequency.
-
-config CLOCK_62_5MHz
- bool "62.5MHz"
- help
- Select a 62.5MHz CPU clock frequency.
-
-config CLOCK_64MHz
- bool "64MHz"
- help
- Select a 64MHz CPU clock frequency.
-
-config CLOCK_66MHz
- bool "66MHz"
- help
- Select a 66MHz CPU clock frequency.
-
-config CLOCK_70MHz
- bool "70MHz"
- help
- Select a 70MHz CPU clock frequency.
-
-config CLOCK_100MHz
- bool "100MHz"
- help
- Select a 100MHz CPU clock frequency.
-
-config CLOCK_140MHz
- bool "140MHz"
- help
- Select a 140MHz CPU clock frequency.
-
-config CLOCK_150MHz
- bool "150MHz"
- help
- Select a 150MHz CPU clock frequency.
-
-config CLOCK_166MHz
- bool "166MHz"
+config CLOCK_SET
+ bool "Enable setting the CPU clock frequency"
+ default n
help
- Select a 166MHz 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.
+config UC5272
+ bool 'Arcturus Networks uC5272 dimm board support'
+ depends on M5272
+ help
+ Support for the Arcturus Networks uC5272 dimm board.
+
+config UC5282
+ bool "Arcturus Networks uC5282 board support"
+ depends on M528x
+ help
+ Support for the Arcturus Networks uC5282 dimm board.
+
config UCSIMM
bool "uCsimm module support"
depends on M68EZ328
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 senTec COBRA5272 board.
+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
depends on M528x
help
Support for the EMAC.Inc SOM5282EM module.
+
+config WILDFIRE
+ bool "Intec Automation Inc. WildFire board support"
+ depends on M528x
+ help
+ Support for the Intec Automation Inc. WildFire.
+
+config WILDFIREMOD
+ bool "Intec Automation Inc. WildFire module support"
+ depends on M528x
+ help
+ Support for the Intec Automation Inc. WildFire module.
config ARN5307
bool "Arnewsh 5307 board support"
help
Support for the Motorola M5307C3 board.
-config eLIA
- bool "Moreton Bay eLIA board support"
- depends on M5307
- help
- Support for the Moreton Bay eLIA board.
-
config SECUREEDGEMP3
bool "SnapGear SecureEdge/MP3 platform support"
depends on M5307
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 Netburner MOD-5272 board.
+config SAVANTrosie1
+ bool "Savant Rosie1 board support"
+ depends on M523x
+ help
+ Support for the Savant Rosie1 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 || M5235EVB || M5249C3 || M5271EVB || M5272C3 || M5275EVB || M5282EVB || M5307C3 || M5407C3)
+ depends on (M5206eC3 || M5208EVB || M5235EVB || M5249C3 || M5271EVB || M5272C3 || M5275EVB || M5282EVB || M5307C3 || M5329EVB || M5407C3)
config HW_FEITH
bool
default y
depends on CPU16B
-config LARGE_ALLOCS
- bool "Allow allocating large blocks (> 1MB) of memory"
+config SAVANT
+ bool
+ default y
+ depends on SAVANTrosie1
+
+config AVNET
+ bool
+ default y
+ depends on (AVNET5282)
+
+config UBOOT
+ bool "Support for U-Boot command line parameters"
help
- Allow the slab memory allocator to keep chains for very large
- memory sizes - upto 32MB. You may need this if your system has
- a lot of RAM, and you need to able to allocate very large
- contiguous chunks. If unsure, say N.
+ If you say Y here kernel will try to collect command
+ line parameters from the initial u-boot stack.
+ default n
config 4KSTACKS
bool "Use 4Kb for kernel stacks instead of 8Kb"
running more threads on a system and also reduces the pressure
on the VM subsystem for higher order allocations.
-choice
- prompt "RAM size"
- default AUTO
+config HZ
+ int
+ default 1000 if CLEOPATRA
+ default 100
-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), or 0 for automatic"
+ 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.
-
-endchoice
+ 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.
choice
prompt "RAM bus width"
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.
+ 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
+if COLDFIRE
+source "kernel/Kconfig.preempt"
+endif
+
+source "kernel/time/Kconfig"
+
source "mm/Kconfig"
endmenu
depends on !M5272
default y
-menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"
-
-config PCI
- bool "PCI support"
- help
- Support for PCI bus.
-
-config COMEMPCI
- bool "CO-MEM lite PCI controller support"
- depends on (M5307 || M5407)
-
-source "drivers/pci/Kconfig"
-
source "drivers/pcmcia/Kconfig"
-source "drivers/pci/hotplug/Kconfig"
-
-endmenu
-
menu "Executable file formats"
source "fs/Kconfig.binfmt"