Kconfig 45.4 KB
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config MIPS
	bool
	default y
	# Horrible source of confusion.  Die, die, die ...
	select EMBEDDED

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mainmenu "Linux/MIPS Kernel Configuration"

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menu "Machine selection"

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choice
	prompt "System type"
	default SGI_IP22
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config MIPS_MTX1
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	bool "4G Systems MTX-1 board"
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	select DMA_NONCOHERENT
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	select HW_HAS_PCI
	select SOC_AU1500
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_BOSPORUS
	bool "AMD Alchemy Bosporus board"
	select SOC_AU1500
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	select DMA_NONCOHERENT
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_PB1000
	bool "AMD Alchemy PB1000 board"
	select SOC_AU1000
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	select DMA_NONCOHERENT
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	select HW_HAS_PCI
	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_PB1100
	bool "AMD Alchemy PB1100 board"
	select SOC_AU1100
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
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	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_PB1500
	bool "AMD Alchemy PB1500 board"
	select SOC_AU1500
	select DMA_NONCOHERENT
	select HW_HAS_PCI
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_PB1550
	bool "AMD Alchemy PB1550 board"
	select SOC_AU1550
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	select DMA_NONCOHERENT
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	select HW_HAS_PCI
	select MIPS_DISABLE_OBSOLETE_IDE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_PB1200
	bool "AMD Alchemy PB1200 board"
	select SOC_AU1200
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	select DMA_NONCOHERENT
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	select MIPS_DISABLE_OBSOLETE_IDE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_DB1000
	bool "AMD Alchemy DB1000 board"
	select SOC_AU1000
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	select DMA_NONCOHERENT
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	select HW_HAS_PCI
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_DB1100
	bool "AMD Alchemy DB1100 board"
	select SOC_AU1100
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	select DMA_NONCOHERENT
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_DB1500
	bool "AMD Alchemy DB1500 board"
	select SOC_AU1500
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	select DMA_NONCOHERENT
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	select HW_HAS_PCI
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	select MIPS_DISABLE_OBSOLETE_IDE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_DB1550
	bool "AMD Alchemy DB1550 board"
	select SOC_AU1550
	select HW_HAS_PCI
	select DMA_NONCOHERENT
	select MIPS_DISABLE_OBSOLETE_IDE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_DB1200
	bool "AMD Alchemy DB1200 board"
	select SOC_AU1200
	select DMA_COHERENT
	select MIPS_DISABLE_OBSOLETE_IDE
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_MIRAGE
	bool "AMD Alchemy Mirage board"
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	select DMA_NONCOHERENT
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	select SOC_AU1500
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	select SYS_HAS_CPU_MIPS32_R1
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_COBALT
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	bool "Cobalt Server"
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select I8259
	select IRQ_CPU
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	select MIPS_GT64111
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	select SYS_HAS_CPU_NEVADA
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MACH_DECSTATION
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	bool "DECstations"
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	select BOOT_ELF32
	select DMA_NONCOHERENT
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	select EARLY_PRINTK
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	select IRQ_CPU
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	select SYS_HAS_CPU_R3000
	select SYS_HAS_CPU_R4X00
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	select SYS_SUPPORTS_LITTLE_ENDIAN
	help
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	  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 MIPS_EV64120
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	bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)"
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	depends on EXPERIMENTAL
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select MIPS_GT64120
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	select SYS_HAS_CPU_R5000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
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	help
	  This is an evaluation board based on the Galileo GT-64120
	  single-chip system controller that contains a MIPS R5000 compatible
	  core running at 75/100MHz.  Their website is located at
	  <http://www.marvell.com/>.  Say Y here if you wish to build a
	  kernel for this platform.

config MIPS_EV96100
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	bool "Galileo EV96100 Evaluation board (EXPERIMENTAL)"
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	depends on EXPERIMENTAL
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select MIPS_GT96100
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_R5000
	select SYS_HAS_CPU_RM7000
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	select SYS_SUPPORTS_32BIT_KERNEL
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	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_BIG_ENDIAN
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	help
	  This is an evaluation board based on the Galileo GT-96100 LAN/WAN
	  communications controllers containing a MIPS R5000 compatible core
	  running at 83MHz. Their website is <http://www.marvell.com/>. Say Y
	  here if you wish to build a kernel for this platform.

config MIPS_IVR
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	bool "Globespan IVR board"
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
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	select ITE_BOARD_GEN
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	select SYS_HAS_CPU_NEVADA
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  This is an evaluation board built by Globespan to showcase thir
	  iVR (Internet Video Recorder) design. It utilizes a QED RM5231
	  R5000 MIPS core. More information can be found out their website
	  located at <http://www.globespan.net/>. Say Y here if you wish to
	  build a kernel for this platform.

config MIPS_ITE8172
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	bool "ITE 8172G board"
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
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	select ITE_BOARD_GEN
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	select SYS_HAS_CPU_R5432
	select SYS_HAS_CPU_NEVADA
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  Ths is an evaluation board made by ITE <http://www.ite.com.tw/>
	  with ATX form factor that utilizes a MIPS R5000 to work with its
	  ITE8172G companion internet appliance chip. The MIPS core can be
	  either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
	  a kernel for this platform.

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config MACH_JAZZ
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	bool "Jazz family of machines"
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	select ARC
	select ARC32
	select ARCH_MAY_HAVE_PC_FDC
	select GENERIC_ISA_DMA
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	select I8253
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	select I8259
	select ISA
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	select SYS_HAS_CPU_R4X00
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	help
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	 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
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	bool "LASAT Networks platforms"
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select MIPS_GT64120
	select MIPS_NILE4
	select R5000_CPU_SCACHE
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	select SYS_HAS_CPU_R5000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_LITTLE_ENDIAN
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config MIPS_ATLAS
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	bool "MIPS Atlas board"
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	select BOOT_ELF32
	select DMA_NONCOHERENT
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	select IRQ_CPU
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	select HW_HAS_PCI
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	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
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	select MIPS_GT64120
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	select MIPS_MSC
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	select RM7000_CPU_SCACHE
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	select SWAP_IO_SPACE
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	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
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
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	  This enables support for the MIPS Technologies Atlas evaluation
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	  board.

config MIPS_MALTA
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	bool "MIPS Malta board"
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	select ARCH_MAY_HAVE_PC_FDC
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	select BOOT_ELF32
	select HAVE_STD_PC_SERIAL_PORT
	select DMA_NONCOHERENT
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	select IRQ_CPU
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	select GENERIC_ISA_DMA
	select HW_HAS_PCI
	select I8259
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	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
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	select MIPS_GT64120
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	select MIPS_MSC
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	select SWAP_IO_SPACE
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	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
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
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	  This enables support for the MIPS Technologies Malta evaluation
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	  board.

config MIPS_SEAD
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	bool "MIPS SEAD board (EXPERIMENTAL)"
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	depends on EXPERIMENTAL
	select IRQ_CPU
	select DMA_NONCOHERENT
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	select MIPS_BOARDS_GEN
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	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
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	select SYS_SUPPORTS_32BIT_KERNEL
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	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  This enables support for the MIPS Technologies SEAD evaluation
	  board.
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config MIPS_SIM
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	bool 'MIPS simulator (MIPSsim)'
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	select DMA_NONCOHERENT
	select IRQ_CPU
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	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
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	select SYS_SUPPORTS_32BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
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	  This option enables support for MIPS Technologies MIPSsim software
	  emulator.
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config MOMENCO_JAGUAR_ATX
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	bool "Momentum Jaguar board"
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	select BOOT_ELF32
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
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	select IRQ_MV64340
	select LIMITED_DMA
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	select PCI_MARVELL
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_RM9000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
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	help
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	  The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
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	  Momentum Computer <http://www.momenco.com/>.

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config MOMENCO_OCELOT
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	bool "Momentum Ocelot board"
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
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	select IRQ_CPU_RM7K
	select MIPS_GT64120
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	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_RM7000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
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	help
	  The Ocelot is a MIPS-based Single Board Computer (SBC) made by
	  Momentum Computer <http://www.momenco.com/>.

config MOMENCO_OCELOT_3
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	bool "Momentum Ocelot-3 board"
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	select BOOT_ELF32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_MV64340
	select PCI_MARVELL
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_RM9000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
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	help
	  The Ocelot-3 is based off Discovery III System Controller and
	  PMC-Sierra Rm79000 core.

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config MOMENCO_OCELOT_C
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	bool "Momentum Ocelot-C board"
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_MV64340
	select PCI_MARVELL
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_RM7000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
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	help
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	  The Ocelot is a MIPS-based Single Board Computer (SBC) made by
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	  Momentum Computer <http://www.momenco.com/>.

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config MOMENCO_OCELOT_G
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	bool "Momentum Ocelot-G board"
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	select DMA_NONCOHERENT
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	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
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	select PCI_MARVELL
	select RM7000_CPU_SCACHE
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	select SWAP_IO_SPACE
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	select SYS_HAS_CPU_RM7000
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
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	select SYS_SUPPORTS_BIG_ENDIAN
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	help
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	  The Ocelot is a MIPS-based Single Board Computer (SBC) made by
	  Momentum Computer <http://www.momenco.com/>.
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config MIPS_XXS1500
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	bool "MyCable XXS1500 board"
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	select DMA_NONCOHERENT
	select SOC_AU1500
	select SYS_SUPPORTS_LITTLE_ENDIAN
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config PNX8550_V2PCI
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	bool "Philips PNX8550 based Viper2-PCI board"
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	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

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

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config DDB5074
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	bool "NEC DDB Vrc-5074 (EXPERIMENTAL)"
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	depends on EXPERIMENTAL
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	select DDB5XXX_COMMON
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	select DMA_NONCOHERENT
	select HAVE_STD_PC_SERIAL_PORT
	select HW_HAS_PCI
	select IRQ_CPU
	select I8259
	select ISA
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	select SYS_HAS_CPU_R5000
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	select SYS_SUPPORTS_32BIT_KERNEL
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	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  This enables support for the VR5000-based NEC DDB Vrc-5074
	  evaluation board.

config DDB5476
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	bool "NEC DDB Vrc-5476"
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	select DDB5XXX_COMMON
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	select DMA_NONCOHERENT
	select HAVE_STD_PC_SERIAL_PORT
	select HW_HAS_PCI
	select IRQ_CPU
	select I8259
	select ISA
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	select SYS_HAS_CPU_R5432
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  This enables support for the R5432-based NEC DDB Vrc-5476
	  evaluation board.

	  Features : kernel debugging, serial terminal, NFS root fs, on-board
	  ether port USB, AC97, PCI, PCI VGA card & framebuffer console,
	  IDE controller, PS2 keyboard, PS2 mouse, etc.

config DDB5477
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	bool "NEC DDB Vrc-5477"
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	select DDB5XXX_COMMON
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	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select I8259
	select IRQ_CPU
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	select SYS_HAS_CPU_R5432
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
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	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  This enables support for the R5432-based NEC DDB Vrc-5477,
	  or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.

	  Features : kernel debugging, serial terminal, NFS root fs, on-board
	  ether port USB, AC97, PCI, etc.

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config MACH_VR41XX
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	bool "NEC VR41XX-based machines"
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	select SYS_HAS_CPU_VR41XX
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	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL

config PMC_YOSEMITE
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	bool "PMC-Sierra Yosemite eval board"
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	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
	select SWAP_IO_SPACE
520
	select SYS_HAS_CPU_RM9000
521 522 523 524 525 526 527
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	help
	  Yosemite is an evaluation board for the RM9000x2 processor
	  manufactured by PMC-Sierra.
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529
config QEMU
530
	bool "Qemu"
531 532 533
	select DMA_COHERENT
	select GENERIC_ISA_DMA
	select HAVE_STD_PC_SERIAL_PORT
534
	select I8253
535 536 537
	select I8259
	select ISA
	select SWAP_IO_SPACE
538
	select SYS_HAS_CPU_MIPS32_R1
539 540 541
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	help
542 543 544 545 546 547
	  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.
548

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config SGI_IP22
550
	bool "SGI IP22 (Indy/Indigo2)"
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	select ARC
	select ARC32
	select BOOT_ELF32
	select DMA_NONCOHERENT
555
	select HW_HAS_EISA
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	select IP22_CPU_SCACHE
	select IRQ_CPU
	select SWAP_IO_SPACE
559 560
	select SYS_HAS_CPU_R4X00
	select SYS_HAS_CPU_R5000
561 562
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
563
	select SYS_SUPPORTS_BIG_ENDIAN
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	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
570
	bool "SGI IP27 (Origin200/2000)"
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	select ARC
	select ARC64
573
	select BOOT_ELF64
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	select DMA_IP27
	select HW_HAS_PCI
	select PCI_DOMAINS
577
	select SYS_HAS_CPU_R10000
578
	select SYS_SUPPORTS_64BIT_KERNEL
579
	select SYS_SUPPORTS_BIG_ENDIAN
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	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
586
	bool "SGI IP32 (O2) (EXPERIMENTAL)"
587
	depends on EXPERIMENTAL
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	select ARC
	select ARC32
	select BOOT_ELF32
	select OWN_DMA
	select DMA_IP32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select R5000_CPU_SCACHE
	select RM7000_CPU_SCACHE
597 598 599
	select SYS_HAS_CPU_R5000
	select SYS_HAS_CPU_R10000 if BROKEN
	select SYS_HAS_CPU_RM7000
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	select SYS_HAS_CPU_NEVADA
601
	select SYS_SUPPORTS_64BIT_KERNEL
602 603
	select SYS_SUPPORTS_BIG_ENDIAN
	help
604
	  If you want this kernel to run on SGI O2 workstation, say Y here.
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config SIBYTE_BIGSUR
607
	bool "Sibyte BCM91480B-BigSur"
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	select BOOT_ELF32
	select DMA_COHERENT
610
	select PCI_DOMAINS
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	select SIBYTE_BCM1x80
	select SWAP_IO_SPACE
613
	select SYS_HAS_CPU_SB1
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	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

617
config SIBYTE_SWARM
618
	bool "Sibyte BCM91250A-SWARM"
619
	select BOOT_ELF32
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	select DMA_COHERENT
621 622
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
623
	select SYS_HAS_CPU_SB1
624
	select SYS_SUPPORTS_BIG_ENDIAN
625 626
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
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628
config SIBYTE_SENTOSA
629
	bool "Sibyte BCM91250E-Sentosa"
630 631 632 633 634
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
635
	select SYS_HAS_CPU_SB1
636 637
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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639
config SIBYTE_RHONE
640
	bool "Sibyte BCM91125E-Rhone"
641 642 643 644 645
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125H
	select SWAP_IO_SPACE
646
	select SYS_HAS_CPU_SB1
647 648
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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650
config SIBYTE_CARMEL
651
	bool "Sibyte BCM91120x-Carmel"
652 653
	depends on EXPERIMENTAL
	select BOOT_ELF32
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	select DMA_COHERENT
655 656
	select SIBYTE_BCM1120
	select SWAP_IO_SPACE
657
	select SYS_HAS_CPU_SB1
658
	select SYS_SUPPORTS_BIG_ENDIAN
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	select SYS_SUPPORTS_LITTLE_ENDIAN

661
config SIBYTE_PTSWARM
662
	bool "Sibyte BCM91250PT-PTSWARM"
663 664 665 666 667
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
668
	select SYS_HAS_CPU_SB1
669 670 671
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
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673
config SIBYTE_LITTLESUR
674
	bool "Sibyte BCM91250C2-LittleSur"
675 676 677 678 679
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
680
	select SYS_HAS_CPU_SB1
681 682 683
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
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685
config SIBYTE_CRHINE
686
	bool "Sibyte BCM91120C-CRhine"
687 688 689 690 691
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1120
	select SWAP_IO_SPACE
692
	select SYS_HAS_CPU_SB1
693 694
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
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696
config SIBYTE_CRHONE
697
	bool "Sibyte BCM91125C-CRhone"
698 699 700 701 702
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125
	select SWAP_IO_SPACE
703
	select SYS_HAS_CPU_SB1
704 705 706
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
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config SNI_RM200_PCI
709
	bool "SNI RM200 PCI"
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	select ARC
	select ARC32
712
	select ARCH_MAY_HAVE_PC_FDC
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	select BOOT_ELF32
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
	select HAVE_STD_PC_SERIAL_PORT
717
	select HW_HAS_EISA
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	select HW_HAS_PCI
719
	select I8253
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	select I8259
	select ISA
722
	select SYS_HAS_CPU_R4X00
723 724
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
725
	select SYS_SUPPORTS_BIG_ENDIAN if EXPERIMENTAL
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	select SYS_SUPPORTS_HIGHMEM
727
	select SYS_SUPPORTS_LITTLE_ENDIAN
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	help
	  The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens
	  Nixdorf Informationssysteme (SNI), parent company of Pyramid
	  Technology and now in turn merged with Fujitsu.  Say Y here to
	  support this machine type.

734
config TOSHIBA_JMR3927
735
	bool "Toshiba JMR-TX3927 board"
736 737 738 739
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select MIPS_TX3927
	select SWAP_IO_SPACE
740
	select SYS_HAS_CPU_TX39XX
741 742 743 744
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select TOSHIBA_BOARDS

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config TOSHIBA_RBTX4927
746
	bool "Toshiba TBTX49[23]7 board"
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	select DMA_NONCOHERENT
	select HAS_TXX9_SERIAL
	select HW_HAS_PCI
	select I8259
	select ISA
	select SWAP_IO_SPACE
753
	select SYS_HAS_CPU_TX49XX
754 755
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
756 757
	select SYS_SUPPORTS_BIG_ENDIAN
	select TOSHIBA_BOARDS
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	help
	  This Toshiba board is based on the TX4927 processor. Say Y here to
	  support this machine type

762
config TOSHIBA_RBTX4938
763
	bool "Toshiba RBTX4938 board"
764 765 766 767 768 769 770 771
	select HAVE_STD_PC_SERIAL_PORT
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
	select HAS_TXX9_SERIAL
	select HW_HAS_PCI
	select I8259
	select ISA
	select SWAP_IO_SPACE
772
	select SYS_HAS_CPU_TX49XX
773 774 775 776 777 778 779 780 781
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_BIG_ENDIAN
	select TOSHIBA_BOARDS
	help
	  This Toshiba board is based on the TX4938 processor. Say Y here to
	  support this machine type

endchoice
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783 784 785 786 787 788 789
source "arch/mips/ddb5xxx/Kconfig"
source "arch/mips/gt64120/ev64120/Kconfig"
source "arch/mips/jazz/Kconfig"
source "arch/mips/ite-boards/Kconfig"
source "arch/mips/lasat/Kconfig"
source "arch/mips/momentum/Kconfig"
source "arch/mips/pmc-sierra/Kconfig"
790
source "arch/mips/sgi-ip27/Kconfig"
791
source "arch/mips/sibyte/Kconfig"
792
source "arch/mips/tx4927/Kconfig"
793
source "arch/mips/tx4938/Kconfig"
794
source "arch/mips/vr41xx/Kconfig"
795
source "arch/mips/philips/pnx8550/common/Kconfig"
796
source "arch/mips/cobalt/Kconfig"
797

798 799
endmenu

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config RWSEM_GENERIC_SPINLOCK
	bool
	default y

config RWSEM_XCHGADD_ALGORITHM
	bool

807 808 809 810 811 812 813 814
config GENERIC_FIND_NEXT_BIT
	bool
	default y

config GENERIC_HWEIGHT
	bool
	default y

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config GENERIC_CALIBRATE_DELAY
	bool
	default y

819 820 821 822
config SCHED_NO_NO_OMIT_FRAME_POINTER
	bool
	default y

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#
# Select some configuration options automatically based on user selections.
#
config ARC
	bool

829 830 831
config ARCH_MAY_HAVE_PC_FDC
	bool

832
config DMA_COHERENT
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	bool

835
config DMA_IP27
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	bool

838 839 840 841 842 843 844 845 846
config DMA_IP32
	bool
	select DMA_NEED_PCI_MAP_STATE

config DMA_NONCOHERENT
	bool
	select DMA_NEED_PCI_MAP_STATE

config DMA_NEED_PCI_MAP_STATE
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	bool

849 850 851
config OWN_DMA
	bool

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config EARLY_PRINTK
	bool

config GENERIC_ISA_DMA
	bool

config I8259
	bool

config LIMITED_DMA
	bool
	select HIGHMEM
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	select SYS_SUPPORTS_HIGHMEM
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config MIPS_BONITO64
	bool

config MIPS_MSC
	bool

config MIPS_NILE4
	bool

config MIPS_DISABLE_OBSOLETE_IDE
	bool

878 879 880 881 882 883 884
#
# Endianess selection.  Suffiently obscure so many users don't know what to
# answer,so we try hard to limit the available choices.  Also the use of a
# choice statement should be more obvious to the user.
#
choice
	prompt "Endianess selection"
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	help
	  Some MIPS machines can be configured for either little or big endian
887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907
	  byte order. These modes require different kernels and a different
	  Linux distribution.  In general there is one prefered byteorder for a
	  particular system but some systems are just as commonly used in the
	  one or the other endianess.

config CPU_BIG_ENDIAN
	bool "Big endian"
	depends on SYS_SUPPORTS_BIG_ENDIAN

config CPU_LITTLE_ENDIAN
	bool "Little endian"
	depends on SYS_SUPPORTS_LITTLE_ENDIAN
	help

endchoice

config SYS_SUPPORTS_BIG_ENDIAN
	bool

config SYS_SUPPORTS_LITTLE_ENDIAN
	bool
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config IRQ_CPU
	bool

config IRQ_CPU_RM7K
	bool

915 916 917
config IRQ_CPU_RM9K
	bool

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config IRQ_MV64340
	bool

config DDB5XXX_COMMON
	bool

config MIPS_BOARDS_GEN
	bool

config MIPS_GT64111
	bool

config MIPS_GT64120
	bool

config MIPS_TX3927
	bool
	select HAS_TXX9_SERIAL

config PCI_MARVELL
	bool

config ITE_BOARD_GEN
	bool
942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964

config SOC_AU1000
	bool
	select SOC_AU1X00

config SOC_AU1100
	bool
	select SOC_AU1X00

config SOC_AU1500
	bool
	select SOC_AU1X00

config SOC_AU1550
	bool
	select SOC_AU1X00

config SOC_AU1200
	bool
	select SOC_AU1X00

config SOC_AU1X00
	bool
965
	select SYS_HAS_CPU_MIPS32_R1
966
	select SYS_SUPPORTS_32BIT_KERNEL
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968 969 970 971 972 973 974 975
config PNX8550
	bool
	select SOC_PNX8550

config SOC_PNX8550
	bool
	select DMA_NONCOHERENT
	select HW_HAS_PCI
976
	select SYS_HAS_CPU_MIPS32_R1
977
	select SYS_SUPPORTS_32BIT_KERNEL
978

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config SWAP_IO_SPACE
	bool

#
# Unfortunately not all GT64120 systems run the chip at the same clock.
# As the user for the clock rate and try to minimize the available options.
#
choice
	prompt "Galileo Chip Clock"
	#default SYSCLK_83 if MIPS_EV64120
	depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
	default SYSCLK_83 if MIPS_EV64120
	default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G

config SYSCLK_75
	bool "75" if MIPS_EV64120

config SYSCLK_83
	bool "83.3" if MIPS_EV64120

config SYSCLK_100
	bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G

endchoice

1004 1005 1006
config ARC32
	bool

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config AU1X00_USB_DEVICE
	bool
	depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000
	default n

config MIPS_GT96100
	bool
1014
	select MIPS_GT64120
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config IT8172_CIR
	bool
	depends on MIPS_ITE8172 || MIPS_IVR
	default y

config IT8712
	bool
	depends on MIPS_ITE8172
	default y

config BOOT_ELF32
	bool

config MIPS_L1_CACHE_SHIFT
	int
	default "4" if MACH_DECSTATION
	default "7" if SGI_IP27
	default "5"

config HAVE_STD_PC_SERIAL_PORT
	bool

config ARC_CONSOLE
	bool "ARC console support"
	depends on SGI_IP22 || SNI_RM200_PCI

config ARC_MEMORY
	bool
	depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP32
	default y

config ARC_PROMLIB
	bool
	depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32
	default y

config ARC64
	bool

config BOOT_ELF64
	bool

config TOSHIBA_BOARDS
	bool

menu "CPU selection"

choice
	prompt "CPU type"
	default CPU_R4X00

1067 1068
config CPU_MIPS32_R1
	bool "MIPS32 Release 1"
1069
	depends on SYS_HAS_CPU_MIPS32_R1
1070
	select CPU_HAS_LLSC
1071
	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
1073
	select CPU_SUPPORTS_HIGHMEM
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	help
1075
	  Choose this option to build a kernel for release 1 or later of the
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	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
	  Release 2 of the MIPS32 architecture is available since several
	  years so chances are you even have a MIPS32 Release 2 processor
	  in which case you should choose CPU_MIPS32_R2 instead for better
	  performance.

config CPU_MIPS32_R2
	bool "MIPS32 Release 2"
1087
	depends on SYS_HAS_CPU_MIPS32_R2
1088
	select CPU_HAS_LLSC
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	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
1091
	select CPU_SUPPORTS_HIGHMEM
1092
	help
1093
	  Choose this option to build a kernel for release 2 or later of the
1094 1095 1096 1097 1098 1099 1100
	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.

config CPU_MIPS64_R1
	bool "MIPS64 Release 1"
1101
	depends on SYS_HAS_CPU_MIPS64_R1
1102
	select CPU_HAS_LLSC
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	select CPU_HAS_PREFETCH
1104 1105
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1106
	select CPU_SUPPORTS_HIGHMEM
1107 1108 1109 1110 1111 1112
	help
	  Choose this option to build a kernel for release 1 or later of the
	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
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	  Release 2 of the MIPS64 architecture is available since several
	  years so chances are you even have a MIPS64 Release 2 processor
	  in which case you should choose CPU_MIPS64_R2 instead for better
	  performance.

config CPU_MIPS64_R2
	bool "MIPS64 Release 2"
1120
	depends on SYS_HAS_CPU_MIPS64_R2
1121
	select CPU_HAS_LLSC
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	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	select CPU_SUPPORTS_HIGHMEM
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	help
	  Choose this option to build a kernel for release 2 or later of the
	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
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config CPU_R3000
	bool "R3000"
1135
	depends on SYS_HAS_CPU_R3000
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	select CPU_HAS_WB
1137
	select CPU_SUPPORTS_32BIT_KERNEL
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	select CPU_SUPPORTS_HIGHMEM
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	help
	  Please make sure to pick the right CPU type. Linux/MIPS is not
	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
	  *not* work on R4000 machines and vice versa.  However, since most
	  of the supported machines have an R4000 (or similar) CPU, R4x00
	  might be a safe bet.  If the resulting kernel does not work,
	  try to recompile with R3000.

config CPU_TX39XX
	bool "R39XX"
1149
	depends on SYS_HAS_CPU_TX39XX
1150
	select CPU_SUPPORTS_32BIT_KERNEL
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config CPU_VR41XX
	bool "R41xx"
1154
	depends on SYS_HAS_CPU_VR41XX
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	help
1158
	  The options selects support for the NEC VR4100 series of processors.
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	  Only choose this option if you have one of these processors as a
	  kernel built with this option will not run on any other type of
	  processor or vice versa.

config CPU_R4300
	bool "R4300"
1165
	depends on SYS_HAS_CPU_R4300
1166
	select CPU_HAS_LLSC
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	help
	  MIPS Technologies R4300-series processors.

config CPU_R4X00
	bool "R4x00"
1174
	depends on SYS_HAS_CPU_R4X00
1175
	select CPU_HAS_LLSC
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	help
	  MIPS Technologies R4000-series processors other than 4300, including
	  the R4000, R4400, R4600, and 4700.

config CPU_TX49XX
	bool "R49XX"
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	depends on SYS_HAS_CPU_TX49XX
1185
	select CPU_HAS_LLSC
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	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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config CPU_R5000
	bool "R5000"
1192
	depends on SYS_HAS_CPU_R5000
1193
	select CPU_HAS_LLSC
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	help
	  MIPS Technologies R5000-series processors other than the Nevada.

config CPU_R5432
	bool "R5432"
1201
	depends on SYS_HAS_CPU_R5432
1202
	select CPU_HAS_LLSC
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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config CPU_R6000
	bool "R6000"
1208
	depends on EXPERIMENTAL
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	select CPU_HAS_LLSC
1210
	depends on SYS_HAS_CPU_R6000
1211
	select CPU_SUPPORTS_32BIT_KERNEL
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	help
	  MIPS Technologies R6000 and R6000A series processors.  Note these
	  processors are extremly rare and the support for them is incomplete.

config CPU_NEVADA
	bool "RM52xx"
1218
	depends on SYS_HAS_CPU_NEVADA
1219
	select CPU_HAS_LLSC
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	help
	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.

config CPU_R8000
	bool "R8000"
1227
	depends on EXPERIMENTAL
1228
	depends on SYS_HAS_CPU_R8000
1229
	select CPU_HAS_LLSC
1230
	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_64BIT_KERNEL
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	help
	  MIPS Technologies R8000 processors.  Note these processors are
	  uncommon and the support for them is incomplete.

config CPU_R10000
	bool "R10000"
1238
	depends on SYS_HAS_CPU_R10000
1239
	select CPU_HAS_LLSC
1240
	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	select CPU_SUPPORTS_HIGHMEM
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	help
	  MIPS Technologies R10000-series processors.

config CPU_RM7000
	bool "RM7000"
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	depends on SYS_HAS_CPU_RM7000
1250
	select CPU_HAS_LLSC
1251
	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	select CPU_SUPPORTS_HIGHMEM
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config CPU_RM9000
	bool "RM9000"
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	depends on SYS_HAS_CPU_RM9000
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	select CPU_HAS_LLSC
1260
	select CPU_HAS_PREFETCH
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	select CPU_SUPPORTS_HIGHMEM
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config CPU_SB1
	bool "SB1"
1267
	depends on SYS_HAS_CPU_SB1
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	select CPU_HAS_LLSC
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	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
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	select CPU_SUPPORTS_HIGHMEM
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endchoice

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config SYS_HAS_CPU_MIPS32_R1
	bool

config SYS_HAS_CPU_MIPS32_R2
	bool

config SYS_HAS_CPU_MIPS64_R1
	bool

config SYS_HAS_CPU_MIPS64_R2
	bool

config SYS_HAS_CPU_R3000
	bool

config SYS_HAS_CPU_TX39XX
	bool

config SYS_HAS_CPU_VR41XX
	bool

config SYS_HAS_CPU_R4300
	bool

config SYS_HAS_CPU_R4X00
	bool

config SYS_HAS_CPU_TX49XX
	bool

config SYS_HAS_CPU_R5000
	bool

config SYS_HAS_CPU_R5432
	bool

config SYS_HAS_CPU_R6000
	bool

config SYS_HAS_CPU_NEVADA
	bool

config SYS_HAS_CPU_R8000
	bool

config SYS_HAS_CPU_R10000
	bool

config SYS_HAS_CPU_RM7000
	bool

config SYS_HAS_CPU_RM9000
	bool

config SYS_HAS_CPU_SB1
	bool

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endmenu

#
# These two indicate any levelof the MIPS32 and MIPS64 architecture
#
config CPU_MIPS32
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2

config CPU_MIPS64
	bool
	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2

#
# These two indicate the revision of the architecture, either 32 bot 64 bit.
#
config CPU_MIPSR1
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1

config CPU_MIPSR2
	bool
	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2

config SYS_SUPPORTS_32BIT_KERNEL
	bool
config SYS_SUPPORTS_64BIT_KERNEL
	bool
config CPU_SUPPORTS_32BIT_KERNEL
	bool
config CPU_SUPPORTS_64BIT_KERNEL
	bool

menu "Kernel type"

choice

	prompt "Kernel code model"
	help
	  You should only select this option if you have a workload that
	  actually benefits from 64-bit processing or if your machine has
	  large memory.  You will only be presented a single option in this
	  menu if your system does not support both 32-bit and 64-bit kernels.

config 32BIT
	bool "32-bit kernel"
	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
	select TRAD_SIGNALS
	help
	  Select this option if you want to build a 32-bit kernel.
config 64BIT
	bool "64-bit kernel"
	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
	help
	  Select this option if you want to build a 64-bit kernel.

endchoice

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choice
	prompt "Kernel page size"
	default PAGE_SIZE_4KB

config PAGE_SIZE_4KB
	bool "4kB"
	help
	 This option select the standard 4kB Linux page size.  On some
	 R3000-family processors this is the only available page size.  Using
	 4kB page size will minimize memory consumption and is therefore
	 recommended for low memory systems.

config PAGE_SIZE_8KB
	bool "8kB"
	depends on EXPERIMENTAL && CPU_R8000
	help
	  Using 8kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available
	  only on the R8000 processor.  Not that at the time of this writing
	  this option is still high experimental; there are also issues with
	  compatibility of user applications.

config PAGE_SIZE_16KB
	bool "16kB"
	depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
	help
	  Using 16kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
	  all non-R3000 family processor.  Not that at the time of this
	  writing this option is still high experimental; there are also
	  issues with compatibility of user applications.

config PAGE_SIZE_64KB
	bool "64kB"
	depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
	help
	  Using 64kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
	  all non-R3000 family processor.  Not that at the time of this
	  writing this option is still high experimental; there are also
	  issues with compatibility of user applications.

endchoice

config BOARD_SCACHE
	bool

config IP22_CPU_SCACHE
	bool
	select BOARD_SCACHE

config R5000_CPU_SCACHE
	bool
	select BOARD_SCACHE

config RM7000_CPU_SCACHE
	bool
	select BOARD_SCACHE

config SIBYTE_DMA_PAGEOPS
	bool "Use DMA to clear/copy pages"
	depends on CPU_SB1
	help
	  Instead of using the CPU to zero and copy pages, use a Data Mover
	  channel.  These DMA channels are otherwise unused by the standard
	  SiByte Linux port.  Seems to give a small performance benefit.

config CPU_HAS_PREFETCH
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	bool
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config MIPS_MT
	bool "Enable MIPS MT"

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choice
	prompt "MIPS MT options"
	depends on MIPS_MT

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config MIPS_MT_SMTC
	bool "SMTC: Use all TCs on all VPEs for SMP"
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	select CPU_MIPSR2_IRQ_VI
	select CPU_MIPSR2_SRS
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	select SMP

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config MIPS_MT_SMP
	bool "Use 1 TC on each available VPE for SMP"
	select SMP

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config MIPS_VPE_LOADER
	bool "VPE loader support."
	depends on MIPS_MT
	help
	  Includes a loader for loading an elf relocatable object
	  onto another VPE and running it.

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endchoice

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config MIPS_MT_FPAFF
	bool "Dynamic FPU affinity for FP-intensive threads"
	depends on MIPS_MT
	default y

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config MIPS_VPE_LOADER_TOM
	bool "Load VPE program into memory hidden from linux"
	depends on MIPS_VPE_LOADER
	default y
	help
	  The loader can use memory that is present but has been hidden from
	  Linux using the kernel command line option "mem=xxMB". It's up to
	  you to ensure the amount you put in the option and the space your
	  program requires is less or equal to the amount physically present.

# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
config MIPS_VPE_APSP_API
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	bool "Enable support for AP/SP API (RTLX)"
	depends on MIPS_VPE_LOADER
	help
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config MIPS_APSP_KSPD
	bool "Enable KSPD"
	depends on MIPS_VPE_APSP_API
	default y
	help
	  KSPD is a kernel daemon that accepts syscall requests from the SP
	  side, actions them and returns the results. It also handles the
	  "exit" syscall notifying other kernel modules the SP program is
	  exiting.  You probably want to say yes here.

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config SB1_PASS_1_WORKAROUNDS
	bool
	depends on CPU_SB1_PASS_1
	default y

config SB1_PASS_2_WORKAROUNDS
	bool
	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
	default y

config SB1_PASS_2_1_WORKAROUNDS
	bool
	depends on CPU_SB1 && CPU_SB1_PASS_2
	default y

config 64BIT_PHYS_ADDR
	bool "Support for 64-bit physical address space"
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	depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
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config CPU_HAS_LLSC
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	bool
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config CPU_HAS_WB
1540
	bool
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config CPU_MIPSR2_IRQ_VI
	bool "Vectored interrupt mode"
1544
	depends on CPU_MIPSR2
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	help
	   Vectored interrupt mode allowing faster dispatching of interrupts.
	   The board support code needs to be written to take advantage of this
	   mode.  Compatibility code is included to allow the kernel to run on
	   a CPU that does not support vectored interrupts.  It's safe to
	   say Y here.

config CPU_MIPSR2_IRQ_EI
	bool "External interrupt controller mode"
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	depends on CPU_MIPSR2
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	help
	   Extended interrupt mode takes advantage of an external interrupt
	   controller to allow fast dispatching from many possible interrupt
	   sources. Say N unless you know that external interrupt support is
	   required.

config CPU_MIPSR2_SRS
	bool "Make shadow set registers available for interrupt handlers"
	depends on CPU_MIPSR2_IRQ_VI || CPU_MIPSR2_IRQ_EI
	help
	   Allow the kernel to use shadow register sets for fast interrupts.
	   Interrupt handlers must be specially written to use shadow sets.
	   Say N unless you know that shadow register set upport is needed.

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config CPU_HAS_SYNC
	bool
	depends on !CPU_R3000
	default y

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#
# Use the generic interrupt handling code in kernel/irq/:
#
config GENERIC_HARDIRQS
	bool
	default y

config GENERIC_IRQ_PROBE
	bool
	default y

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#
# - Highmem only makes sense for the 32-bit kernel.
# - The current highmem code will only work properly on physically indexed
#   caches such as R3000, SB1, R7000 or those that look like they're virtually
#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
#   moment we protect the user and offer the highmem option only on machines
#   where it's known to be safe.  This will not offer highmem on a few systems
#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
#   indexed CPUs but we're playing safe.
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# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
#   know they might have memory configurations that could make use of highmem
#   support.
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#
config HIGHMEM
	bool "High Memory Support"
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	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM

config CPU_SUPPORTS_HIGHMEM
	bool

config SYS_SUPPORTS_HIGHMEM
	bool
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config ARCH_FLATMEM_ENABLE
	def_bool y
	depends on !NUMA

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config NODES_SHIFT
	int
	default "6"
	depends on NEED_MULTIPLE_NODES

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source "mm/Kconfig"

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config SMP
	bool "Multi-Processing support"
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	depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250 || QEMU) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP || MIPS_MT_SMTC
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	---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
	  you have a system with more than one CPU, say Y.

	  If you say N here, the kernel will run on single and multiprocessor
	  machines, but will use only one CPU of a multiprocessor machine. If
	  you say Y here, the kernel will run on many, but not all,
	  singleprocessor machines. On a singleprocessor machine, the kernel
	  will run faster if you say N here.

	  People using multiprocessor machines who say Y here should also say
	  Y to "Enhanced Real Time Clock Support", below.

	  See also the <file:Documentation/smp.txt> and the SMP-HOWTO
	  available at <http://www.tldp.org/docs.html#howto>.

	  If you don't know what to do here, say N.

config NR_CPUS
	int "Maximum number of CPUs (2-64)"
	range 2 64
	depends on SMP
	default "64" if SGI_IP27
	default "2"
	help
	  This allows you to specify the maximum number of CPUs which this
	  kernel will support.  The maximum supported value is 32 for 32-bit
	  kernel and 64 for 64-bit kernels; the minimum value which makes
	  sense is 2.

	  This is purely to save memory - each supported CPU adds
	  approximately eight kilobytes to the kernel image.

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source "kernel/Kconfig.preempt"
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config RTC_DS1742
	bool "DS1742 BRAM/RTC support"
	depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927

config MIPS_INSANE_LARGE
	bool "Support for large 64-bit configurations"
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	depends on CPU_R10000 && 64BIT
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	help
	  MIPS R10000 does support a 44 bit / 16TB address space as opposed to
	  previous 64-bit processors which only supported 40 bit / 1TB. If you
	  need processes of more than 1TB virtual address space, say Y here.
	  This will result in additional memory usage, so it is not
	  recommended for normal users.

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endmenu

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config RWSEM_GENERIC_SPINLOCK
	bool
	default y

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source "init/Kconfig"

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menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"

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config HW_HAS_EISA
	bool
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config HW_HAS_PCI
	bool

config PCI
	bool "Support for PCI controller"
	depends on HW_HAS_PCI
	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
	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
	  say Y, otherwise N.

	  The PCI-HOWTO, available from
	  <http://www.tldp.org/docs.html#howto>, contains valuable
	  information about which PCI hardware does work under Linux and which
	  doesn't.

config PCI_DOMAINS
	bool
	depends on PCI

source "drivers/pci/Kconfig"

#
# ISA support is now enabled via select.  Too many systems still have the one
# or other ISA chip on the board that users don't know about so don't expect
# users to choose the right thing ...
#
config ISA
	bool

config EISA
	bool "EISA support"
1717
	depends on HW_HAS_EISA
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	select ISA
	---help---
	  The Extended Industry Standard Architecture (EISA) bus was
	  developed as an open alternative to the IBM MicroChannel bus.

	  The EISA bus provided some of the features of the IBM MicroChannel
	  bus while maintaining backward compatibility with cards made for
	  the older ISA bus.  The EISA bus saw limited use between 1988 and
	  1995 when it was made obsolete by the PCI bus.

	  Say Y here if you are building a kernel for an EISA-based machine.

	  Otherwise, say N.

source "drivers/eisa/Kconfig"

config TC
	bool "TURBOchannel support"
	depends on MACH_DECSTATION
	help
	  TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
	  processors.  Documentation on writing device drivers for TurboChannel
	  is available at:
	  <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.

#config ACCESSBUS
#	bool "Access.Bus support"
#	depends on TC

config MMU
	bool
	default y

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config I8253
	bool

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source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

endmenu

menu "Executable file formats"

source "fs/Kconfig.binfmt"

config TRAD_SIGNALS
	bool

config BUILD_ELF64
	bool "Use 64-bit ELF format for building"
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	depends on 64BIT
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	help
	  A 64-bit kernel is usually built using the 64-bit ELF binary object
	  format as it's one that allows arbitrary 64-bit constructs.  For
	  kernels that are loaded within the KSEG compatibility segments the
	  32-bit ELF format can optionally be used resulting in a somewhat
	  smaller binary, but this option is not explicitly supported by the
	  toolchain and since binutils 2.14 it does not even work at all.

	  Say Y to use the 64-bit format or N to use the 32-bit one.

	  If unsure say Y.

config BINFMT_IRIX
	bool "Include IRIX binary compatibility"
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	depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
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config MIPS32_COMPAT
	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
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	depends on 64BIT
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	help
	  Select this option if you want Linux/MIPS 32-bit binary
	  compatibility. Since all software available for Linux/MIPS is
	  currently 32-bit you should say Y here.

config COMPAT
	bool
	depends on MIPS32_COMPAT
	default y

config MIPS32_O32
	bool "Kernel support for o32 binaries"
	depends on MIPS32_COMPAT
	help
	  Select this option if you want to run o32 binaries.  These are pure
	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
	  existing binaries are in this format.

	  If unsure, say Y.

config MIPS32_N32
	bool "Kernel support for n32 binaries"
	depends on MIPS32_COMPAT
	help
	  Select this option if you want to run n32 binaries.  These are
	  64-bit binaries using 32-bit quantities for addressing and certain
	  data that would normally be 64-bit.  They are used in special
	  cases.

	  If unsure, say N.

config BINFMT_ELF32
	bool
	default y if MIPS32_O32 || MIPS32_N32

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config SECCOMP
	bool "Enable seccomp to safely compute untrusted bytecode"
	depends on PROC_FS && BROKEN
	default y
	help
	  This kernel feature is useful for number crunching applications
	  that may need to compute untrusted bytecode during their
	  execution. By using pipes or other transports made available to
	  the process as file descriptors supporting the read/write
	  syscalls, it's possible to isolate those applications in
	  their own address space using seccomp. Once seccomp is
	  enabled via /proc/<pid>/seccomp, it cannot be disabled
	  and the task is only allowed to execute a few safe syscalls
	  defined by each seccomp mode.

	  If unsure, say Y. Only embedded should say N here.

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config PM
	bool "Power Management support (EXPERIMENTAL)"
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	depends on EXPERIMENTAL && SOC_AU1X00
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endmenu

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source "net/Kconfig"

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source "drivers/Kconfig"

source "fs/Kconfig"

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source "arch/mips/oprofile/Kconfig"

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source "arch/mips/Kconfig.debug"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"