kconfig

linux 内核源代码

config MIPS
	bool
	default y
	# Horrible source of confusion.  Die, die, die ...
	select EMBEDDED
	select RTC_LIB

mainmenu "Linux/MIPS Kernel Configuration"

menu "Machine selection"

config ZONE_DMA
	bool

choice
	prompt "System type"
	default SGI_IP22

config MACH_ALCHEMY
	bool "Alchemy processor based machines"

config BASLER_EXCITE
	bool "Basler eXcite smart camera"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
	select MIPS_RM9122
	select SYS_HAS_CPU_RM9000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_KGDB
	help
	  The eXcite is a smart camera platform manufactured by
	  Basler Vision Technologies AG.

config BASLER_EXCITE_PROTOTYPE
	bool "Support for pre-release units"
	depends on BASLER_EXCITE
	default n
	help
	  Pre-series (prototype) units are different from later ones in
	  some ways. Select this option if you have one of these. Please
	  note that a kernel built with this option selected will not be
	  able to run on normal units.

config BCM47XX
	bool "BCM47XX based boards"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SSB
	select SSB_DRIVER_MIPS
	select SSB_DRIVER_EXTIF
	select SSB_PCICORE_HOSTMODE if PCI
	select GENERIC_GPIO
	select SYS_HAS_EARLY_PRINTK
	select CFE
	help
	 Support for BCM47XX based boards

config MIPS_COBALT
	bool "Cobalt Server"
	select CEVT_R4K
	select CSRC_R4K
	select CEVT_GT641XX
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select I8253
	select I8259
	select IRQ_CPU
	select IRQ_GT641XX
	select PCI_GT64XXX_PCI0
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select GENERIC_HARDIRQS_NO__DO_IRQ

config MACH_DECSTATION
	bool "DECstations"
	select BOOT_ELF32
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select NO_IOPORT
	select IRQ_CPU
	select SYS_HAS_CPU_R3000
	select SYS_HAS_CPU_R4X00
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_128HZ
	select SYS_SUPPORTS_256HZ
	select SYS_SUPPORTS_1024HZ
	help
	  This enables support for DEC's MIPS based workstations.  For details
	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
	  DECstation porting pages on <http://decstation.unix-ag.org/>.

	  If you have one of the following DECstation Models you definitely
	  want to choose R4xx0 for the CPU Type:

		DECstation 5000/50
		DECstation 5000/150
		DECstation 5000/260
		DECsystem 5900/260

	  otherwise choose R3000.

config MACH_JAZZ
	bool "Jazz family of machines"
	select ARC
	select ARC32
	select ARCH_MAY_HAVE_PC_FDC
	select CEVT_R4K
	select CSRC_R4K
	select GENERIC_ISA_DMA
	select IRQ_CPU
	select I8253
	select I8259
	select ISA
	select PCSPEAKER
	select SYS_HAS_CPU_R4X00
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_100HZ
	select GENERIC_HARDIRQS_NO__DO_IRQ
	help
	 This a family of machines based on the MIPS R4030 chipset which was
	 used by several vendors to build RISC/os and Windows NT workstations.
	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
	 Olivetti M700-10 workstations.

config LASAT
	bool "LASAT Networks platforms"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select SYS_HAS_EARLY_PRINTK
	select HW_HAS_PCI
	select IRQ_CPU
	select PCI_GT64XXX_PCI0
	select MIPS_NILE4
	select R5000_CPU_SCACHE
	select SYS_HAS_CPU_R5000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select GENERIC_HARDIRQS_NO__DO_IRQ

config LEMOTE_FULONG
	bool "Lemote Fulong mini-PC"
	select ARCH_SPARSEMEM_ENABLE
	select CEVT_R4K
	select CSRC_R4K
	select SYS_HAS_CPU_LOONGSON2
	select DMA_NONCOHERENT
	select BOOT_ELF32
	select BOARD_SCACHE
	select HAVE_STD_PC_SERIAL_PORT
	select HW_HAS_PCI
	select I8259
	select ISA
	select IRQ_CPU
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_HAS_EARLY_PRINTK
	select GENERIC_HARDIRQS_NO__DO_IRQ
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
	select CPU_HAS_WB
	help
	  Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and
	  an FPGA northbridge

config MIPS_ATLAS
	bool "MIPS Atlas board"
	select BOOT_ELF32
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select SYS_HAS_EARLY_PRINTK
	select IRQ_CPU
	select HW_HAS_PCI
	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
	select PCI_GT64XXX_PCI0
	select MIPS_MSC
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
	select SYS_SUPPORTS_SMARTMIPS
	select GENERIC_HARDIRQS_NO__DO_IRQ
	help
	  This enables support for the MIPS Technologies Atlas evaluation
	  board.

config MIPS_MALTA
	bool "MIPS Malta board"
	select ARCH_MAY_HAVE_PC_FDC
	select BOOT_ELF32
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
	select IRQ_CPU
	select HW_HAS_PCI
	select I8253
	select I8259
	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
	select MIPS_CPU_SCACHE
	select PCI_GT64XXX_PCI0
	select MIPS_MSC
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_MULTITHREADING
	select SYS_SUPPORTS_SMARTMIPS
	help
	  This enables support for the MIPS Technologies Malta evaluation
	  board.

config MIPS_SEAD
	bool "MIPS SEAD board"
	select CEVT_R4K
	select CSRC_R4K
	select IRQ_CPU
	select DMA_NONCOHERENT
	select SYS_HAS_EARLY_PRINTK
	select MIPS_BOARDS_GEN
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_SMARTMIPS
	help
	  This enables support for the MIPS Technologies SEAD evaluation
	  board.

config MIPS_SIM
	bool 'MIPS simulator (MIPSsim)'
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select SYS_HAS_EARLY_PRINTK
	select IRQ_CPU
	select BOOT_RAW
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_MULTITHREADING
	select SYS_SUPPORTS_LITTLE_ENDIAN
	help
	  This option enables support for MIPS Technologies MIPSsim software
	  emulator.

config MARKEINS
	bool "NEC EMMA2RH Mark-eins"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_HAS_CPU_R5000
	help
	  This enables support for the R5432-based NEC Mark-eins
	  boards with R5500 CPU.

config MACH_VR41XX
	bool "NEC VR4100 series based machines"
	select CEVT_R4K
	select CSRC_R4K
	select SYS_HAS_CPU_VR41XX
	select GENERIC_HARDIRQS_NO__DO_IRQ

config PNX8550_JBS
	bool "Philips PNX8550 based JBS board"
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

config PNX8550_STB810
	bool "Philips PNX8550 based STB810 board"
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

config PMC_MSP
	bool "PMC-Sierra MSP chipsets"
	depends on EXPERIMENTAL
	select DMA_NONCOHERENT
	select SWAP_IO_SPACE
	select NO_EXCEPT_FILL
	select BOOT_RAW
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_KGDB
	select IRQ_CPU
	select SERIAL_8250
	select SERIAL_8250_CONSOLE
	help
	  This adds support for the PMC-Sierra family of Multi-Service
	  Processor System-On-A-Chips.  These parts include a number
	  of integrated peripherals, interfaces and DSPs in addition to
	  a variety of MIPS cores.

config PMC_YOSEMITE
	bool "PMC-Sierra Yosemite eval board"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_RM9000
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_KGDB
	select SYS_SUPPORTS_SMP
	help
	  Yosemite is an evaluation board for the RM9000x2 processor
	  manufactured by PMC-Sierra.

config QEMU
	bool "Qemu"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_COHERENT
	select GENERIC_ISA_DMA
	select HAVE_STD_PC_SERIAL_PORT
	select I8253
	select I8259
	select IRQ_CPU
	select ISA
	select PCSPEAKER
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select GENERIC_HARDIRQS_NO__DO_IRQ
	select NR_CPUS_DEFAULT_1
	select SYS_SUPPORTS_SMP
	help
	  Qemu is a software emulator which among other architectures also
	  can simulate a MIPS32 4Kc system.  This patch adds support for the
	  system architecture that currently is being simulated by Qemu.  It
	  will eventually be removed again when Qemu has the capability to
	  simulate actual MIPS hardware platforms.  More information on Qemu
	  can be found at http://www.linux-mips.org/wiki/Qemu.

config SGI_IP22
	bool "SGI IP22 (Indy/Indigo2)"
	select ARC
	select ARC32
	select BOOT_ELF32
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select HW_HAS_EISA
	select I8253
	select I8259
	select IP22_CPU_SCACHE
	select IRQ_CPU
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_R4X00
	select SYS_HAS_CPU_R5000
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	help
	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
	  that runs on these, say Y here.

config SGI_IP27
	bool "SGI IP27 (Origin200/2000)"
	select ARC
	select ARC64
	select BOOT_ELF64
	select DMA_IP27
	select SYS_HAS_EARLY_PRINTK
	select HW_HAS_PCI
	select NR_CPUS_DEFAULT_64
	select SYS_HAS_CPU_R10000
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_KGDB
	select SYS_SUPPORTS_NUMA
	select SYS_SUPPORTS_SMP
	select GENERIC_HARDIRQS_NO__DO_IRQ
	help
	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
	  workstations.  To compile a Linux kernel that runs on these, say Y
	  here.

config SGI_IP32
	bool "SGI IP32 (O2)"
	select ARC
	select ARC32
	select BOOT_ELF32
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select R5000_CPU_SCACHE
	select RM7000_CPU_SCACHE
	select SYS_HAS_CPU_R5000
	select SYS_HAS_CPU_R10000 if BROKEN
	select SYS_HAS_CPU_RM7000
	select SYS_HAS_CPU_NEVADA
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	help
	  If you want this kernel to run on SGI O2 workstation, say Y here.

config SIBYTE_CRHINE
	bool "Sibyte BCM91120C-CRhine"
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1120
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_SB1
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

config SIBYTE_CARMEL
	bool "Sibyte BCM91120x-Carmel"
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1120
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_SB1
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

config SIBYTE_CRHONE
	bool "Sibyte BCM91125C-CRhone"
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_SB1
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN

config SIBYTE_RHONE
	bool "Sibyte BCM91125E-Rhone"
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125H
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_SB1
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

config SIBYTE_SWARM
	bool "Sibyte BCM91250A-SWARM"
	select BOOT_ELF32
	select DMA_COHERENT
	select NR_CPUS_DEFAULT_2
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_SB1
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM