linux-imx/arch/mips/Kconfig

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

mainmenu "Linux/MIPS Kernel Configuration"

menu "Machine selection"

choice prompt "System type" default SGI_IP22

config MIPS_MTX1 bool "4G Systems MTX-1 board" select DMA_NONCOHERENT select HW_HAS_PCI select SOC_AU1500 select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_BOSPORUS bool "AMD Alchemy Bosporus board" select SOC_AU1500 select DMA_NONCOHERENT select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_PB1000 bool "AMD Alchemy PB1000 board" select SOC_AU1000 select DMA_NONCOHERENT select HW_HAS_PCI select SWAP_IO_SPACE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_PB1100 bool "AMD Alchemy PB1100 board" select SOC_AU1100 select DMA_NONCOHERENT select HW_HAS_PCI select SWAP_IO_SPACE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_PB1500 bool "AMD Alchemy PB1500 board" select SOC_AU1500 select DMA_NONCOHERENT select HW_HAS_PCI select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_PB1550 bool "AMD Alchemy PB1550 board" select SOC_AU1550 select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_DISABLE_OBSOLETE_IDE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_PB1200 bool "AMD Alchemy PB1200 board" select SOC_AU1200 select DMA_NONCOHERENT select MIPS_DISABLE_OBSOLETE_IDE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_DB1000 bool "AMD Alchemy DB1000 board" select SOC_AU1000 select DMA_NONCOHERENT select HW_HAS_PCI select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_DB1100 bool "AMD Alchemy DB1100 board" select SOC_AU1100 select DMA_NONCOHERENT select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_DB1500 bool "AMD Alchemy DB1500 board" select SOC_AU1500 select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_DISABLE_OBSOLETE_IDE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_DB1550 bool "AMD Alchemy DB1550 board" select SOC_AU1550 select HW_HAS_PCI select DMA_NONCOHERENT select MIPS_DISABLE_OBSOLETE_IDE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_DB1200 bool "AMD Alchemy DB1200 board" select SOC_AU1200 select DMA_COHERENT select MIPS_DISABLE_OBSOLETE_IDE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_MIRAGE bool "AMD Alchemy Mirage board" select DMA_NONCOHERENT select SOC_AU1500 select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_LITTLE_ENDIAN

config BASLER_EXCITE bool "Basler eXcite smart camera support" select DMA_COHERENT select HW_HAS_PCI select IRQ_CPU select IRQ_CPU_RM7K select IRQ_CPU_RM9K select SERIAL_RM9000 select SYS_HAS_CPU_RM9000 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN 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 MIPS_COBALT bool "Cobalt Server" select DMA_NONCOHERENT select HW_HAS_PCI select I8259 select IRQ_CPU select MIPS_GT64111 select SYS_HAS_CPU_NEVADA select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_LITTLE_ENDIAN

config MACH_DECSTATION bool "DECstations" select BOOT_ELF32 select DMA_NONCOHERENT select EARLY_PRINTK 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 MIPS_EV64120 bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)" depends on EXPERIMENTAL select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_GT64120 select SYS_HAS_CPU_R5000 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN 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 bool "Galileo EV96100 Evaluation board (EXPERIMENTAL)" depends on EXPERIMENTAL select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU select MIPS_GT96100 select RM7000_CPU_SCACHE select SWAP_IO_SPACE select SYS_HAS_CPU_R5000 select SYS_HAS_CPU_RM7000 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_BIG_ENDIAN 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 bool "Globespan IVR board" select DMA_NONCOHERENT select HW_HAS_PCI select ITE_BOARD_GEN select SYS_HAS_CPU_NEVADA select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_LITTLE_ENDIAN 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 bool "ITE 8172G board" select DMA_NONCOHERENT select HW_HAS_PCI select ITE_BOARD_GEN select SYS_HAS_CPU_R5432 select SYS_HAS_CPU_NEVADA select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_LITTLE_ENDIAN 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.

config MACH_JAZZ bool "Jazz family of machines" select ARC select ARC32 select ARCH_MAY_HAVE_PC_FDC select GENERIC_ISA_DMA select I8253 select I8259 select ISA select SYS_HAS_CPU_R4X00 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_100HZ 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 DMA_NONCOHERENT select HW_HAS_PCI select MIPS_GT64120 select MIPS_NILE4 select R5000_CPU_SCACHE select SYS_HAS_CPU_R5000 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_LITTLE_ENDIAN

config MIPS_ATLAS bool "MIPS Atlas board" select BOOT_ELF32 select DMA_NONCOHERENT select IRQ_CPU select HW_HAS_PCI select MIPS_BOARDS_GEN select MIPS_BONITO64 select MIPS_GT64120 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 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 HAVE_STD_PC_SERIAL_PORT select DMA_NONCOHERENT select IRQ_CPU select GENERIC_ISA_DMA select HW_HAS_PCI select I8259 select MIPS_BOARDS_GEN select MIPS_BONITO64 select MIPS_GT64120 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_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_LITTLE_ENDIAN help This enables support for the MIPS Technologies Malta evaluation board.

config MIPS_SEAD bool "MIPS SEAD board (EXPERIMENTAL)" depends on EXPERIMENTAL select IRQ_CPU select DMA_NONCOHERENT 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 help This enables support for the MIPS Technologies SEAD evaluation board.

config WR_PPMC bool "Support for Wind River PPMC board" select IRQ_CPU select BOOT_ELF32 select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_GT64120 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 help This enables support for the Wind River MIPS32 4KC PPMC evaluation board, which is based on GT64120 bridge chip.

config MIPS_SIM bool 'MIPS simulator (MIPSsim)' select DMA_NONCOHERENT select IRQ_CPU 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_LITTLE_ENDIAN help This option enables support for MIPS Technologies MIPSsim software emulator.

config MOMENCO_JAGUAR_ATX bool "Momentum Jaguar board" select BOOT_ELF32 select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU select IRQ_CPU_RM7K select IRQ_MV64340 select LIMITED_DMA select PCI_MARVELL select RM7000_CPU_SCACHE select SWAP_IO_SPACE select SYS_HAS_CPU_RM9000 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN help The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by Momentum Computer http://www.momenco.com/.

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

config MOMENCO_OCELOT_3 bool "Momentum Ocelot-3 board" 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 select SYS_HAS_CPU_RM9000 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN help The Ocelot-3 is based off Discovery III System Controller and PMC-Sierra Rm79000 core.

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

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

config MIPS_XXS1500 bool "MyCable XXS1500 board" select DMA_NONCOHERENT select SOC_AU1500 select SYS_SUPPORTS_LITTLE_ENDIAN

config PNX8550_V2PCI bool "Philips PNX8550 based Viper2-PCI board" depends on BROKEN select PNX8550 select SYS_SUPPORTS_LITTLE_ENDIAN

config PNX8550_JBS bool "Philips PNX8550 based JBS board" depends on BROKEN select PNX8550 select SYS_SUPPORTS_LITTLE_ENDIAN

config DDB5477 bool "NEC DDB Vrc-5477" select DDB5XXX_COMMON select DMA_NONCOHERENT select HW_HAS_PCI select I8259 select IRQ_CPU select SYS_HAS_CPU_R5432 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_LITTLE_ENDIAN 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.

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

config PMC_YOSEMITE bool "PMC-Sierra Yosemite eval board" 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_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.

config QEMU bool "Qemu" select DMA_COHERENT select GENERIC_ISA_DMA select HAVE_STD_PC_SERIAL_PORT select I8253 select I8259 select ISA select SWAP_IO_SPACE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN 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 MARKEINS bool "Support for NEC EMMA2RH Mark-eins" 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 SGI_IP22 bool "SGI IP22 (Indy/Indigo2)" select ARC select ARC32 select BOOT_ELF32 select DMA_NONCOHERENT select HW_HAS_EISA select IP22_CPU_SCACHE select IRQ_CPU select NO_ISA if ISA select SWAP_IO_SPACE select SYS_HAS_CPU_R4X00 select SYS_HAS_CPU_R5000 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 HW_HAS_PCI select PCI_DOMAINS select SYS_HAS_CPU_R10000 select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_NUMA 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) (EXPERIMENTAL)" depends on EXPERIMENTAL 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 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_BIGSUR bool "Sibyte BCM91480B-BigSur" select BOOT_ELF32 select DMA_COHERENT select PCI_DOMAINS select SIBYTE_BCM1x80 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 SIBYTE_SB1250 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_SENTOSA bool "Sibyte BCM91250E-Sentosa" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_SB1250 select SWAP_IO_SPACE select SYS_HAS_CPU_SB1 select SYS_SUPPORTS_BIG_ENDIAN 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_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_PTSWARM bool "Sibyte BCM91250PT-PTSWARM" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_SB1250 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_LITTLESUR bool "Sibyte BCM91250C2-LittleSur" depends on EXPERIMENTAL select BOOT_ELF32 select DMA_COHERENT select SIBYTE_SB1250 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_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_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 SNI_RM200_PCI bool "SNI RM200 PCI" select ARC if CPU_LITTLE_ENDIAN select ARC32 if CPU_LITTLE_ENDIAN select ARCH_MAY_HAVE_PC_FDC select BOOT_ELF32 select DMA_NONCOHERENT select GENERIC_ISA_DMA select HAVE_STD_PC_SERIAL_PORT select HW_HAS_EISA select HW_HAS_PCI select I8253 select I8259 select ISA select SWAP_IO_SPACE if CPU_BIG_ENDIAN select SYS_HAS_CPU_R4X00 select SYS_HAS_CPU_R5000 select R5000_CPU_SCACHE select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_HIGHMEM select SYS_SUPPORTS_LITTLE_ENDIAN 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.

config TOSHIBA_JMR3927 bool "Toshiba JMR-TX3927 board" select DMA_NONCOHERENT select HW_HAS_PCI select MIPS_TX3927 select SWAP_IO_SPACE select SYS_HAS_CPU_TX39XX select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select TOSHIBA_BOARDS

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

config TOSHIBA_RBTX4938 bool "Toshiba RBTX4938 board" 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 select SYS_HAS_CPU_TX49XX 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

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" source "arch/mips/sgi-ip27/Kconfig" source "arch/mips/sibyte/Kconfig" source "arch/mips/tx4927/Kconfig" source "arch/mips/tx4938/Kconfig" source "arch/mips/vr41xx/Kconfig" source "arch/mips/philips/pnx8550/common/Kconfig" source "arch/mips/cobalt/Kconfig"

endmenu

config RWSEM_GENERIC_SPINLOCK bool default y

config RWSEM_XCHGADD_ALGORITHM bool

config GENERIC_FIND_NEXT_BIT bool default y

config GENERIC_HWEIGHT bool default y

config GENERIC_CALIBRATE_DELAY bool default y

config SCHED_NO_NO_OMIT_FRAME_POINTER bool default y

Select some configuration options automatically based on user selections.

config ARC bool

config ARCH_MAY_HAVE_PC_FDC bool

config DMA_COHERENT bool

config DMA_IP27 bool

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 bool

config OWN_DMA bool

config EARLY_PRINTK bool

config GENERIC_ISA_DMA bool

config I8259 bool

config LIMITED_DMA bool select HIGHMEM select SYS_SUPPORTS_HIGHMEM

config MIPS_BONITO64 bool

config MIPS_MSC bool

config MIPS_NILE4 bool

config MIPS_DISABLE_OBSOLETE_IDE bool

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" help Some MIPS machines can be configured for either little or big endian 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

config IRQ_CPU bool

config IRQ_CPU_RM7K bool

config IRQ_CPU_RM9K bool

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

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 select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_32BIT_KERNEL

config PNX8550 bool select SOC_PNX8550

config SOC_PNX8550 bool select DMA_NONCOHERENT select HW_HAS_PCI select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_32BIT_KERNEL

config SWAP_IO_SPACE bool

config EMMA2RH bool depends on MARKEINS default y

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

config ARC32 bool

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

config MIPS_GT96100 bool select MIPS_GT64120

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

config CPU_MIPS32_R1 bool "MIPS32 Release 1" depends on SYS_HAS_CPU_MIPS32_R1 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM help Choose this option to build a kernel for release 1 or later of the 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" depends on SYS_HAS_CPU_MIPS32_R2 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM help Choose this option to build a kernel for release 2 or later of the 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" depends on SYS_HAS_CPU_MIPS64_R1 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM 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. 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" depends on SYS_HAS_CPU_MIPS64_R2 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM 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.

config CPU_R3000 bool "R3000" depends on SYS_HAS_CPU_R3000 select CPU_HAS_WB select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM 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" depends on SYS_HAS_CPU_TX39XX select CPU_SUPPORTS_32BIT_KERNEL

config CPU_VR41XX bool "R41xx" depends on SYS_HAS_CPU_VR41XX select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help The options selects support for the NEC VR4100 series of processors. 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" depends on SYS_HAS_CPU_R4300 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help MIPS Technologies R4300-series processors.

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

config CPU_TX49XX bool "R49XX" depends on SYS_HAS_CPU_TX49XX select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL

config CPU_R5000 bool "R5000" depends on SYS_HAS_CPU_R5000 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help MIPS Technologies R5000-series processors other than the Nevada.

config CPU_R5432 bool "R5432" depends on SYS_HAS_CPU_R5432 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL

config CPU_R6000 bool "R6000" depends on EXPERIMENTAL select CPU_HAS_LLSC depends on SYS_HAS_CPU_R6000 select CPU_SUPPORTS_32BIT_KERNEL 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" depends on SYS_HAS_CPU_NEVADA select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help QED / PMC-Sierra RM52xx-series ("Nevada") processors.

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

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

config CPU_RM7000 bool "RM7000" depends on SYS_HAS_CPU_RM7000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM

config CPU_RM9000 bool "RM9000" depends on SYS_HAS_CPU_RM9000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM

config CPU_SB1 bool "SB1" depends on SYS_HAS_CPU_SB1 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM

endchoice

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

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

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 !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 processors. Note that you will need a suitable Linux distribution to support this.

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.

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 bool

config MIPS_MT bool "Enable MIPS MT"

choice prompt "MIPS MT options" depends on MIPS_MT

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

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

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.

endchoice

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

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 bool "Enable support for AP/SP API (RTLX)" depends on MIPS_VPE_LOADER help

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.

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" depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT

config CPU_HAS_LLSC bool

config CPU_HAS_WB bool

config CPU_MIPSR2_IRQ_VI bool "Vectored interrupt mode" depends on CPU_MIPSR2 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" depends on CPU_MIPSR2 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.

config CPU_HAS_SYNC bool depends on !CPU_R3000 default y

Use the generic interrupt handling code in kernel/irq/:

config GENERIC_HARDIRQS bool default y

config GENERIC_IRQ_PROBE bool default y

- 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.

- 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.

config HIGHMEM bool "High Memory Support" depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM

config CPU_SUPPORTS_HIGHMEM bool

config SYS_SUPPORTS_HIGHMEM bool

config ARCH_FLATMEM_ENABLE def_bool y depends on !NUMA

config ARCH_DISCONTIGMEM_ENABLE bool default y if SGI_IP27 help Say Y to upport efficient handling of discontiguous physical memory, for architectures which are either NUMA (Non-Uniform Memory Access) or have huge holes in the physical address space for other reasons. See file:Documentation/vm/numa for more.

config NUMA bool "NUMA Support" depends on SYS_SUPPORTS_NUMA help Say Y to compile the kernel to support NUMA (Non-Uniform Memory Access). This option improves performance on systems with more than two nodes; on two node systems it is generally better to leave it disabled; on single node systems disable this option disabled.

config SYS_SUPPORTS_NUMA bool

config NODES_SHIFT int default "6" depends on NEED_MULTIPLE_NODES

source "mm/Kconfig"

config SMP bool "Multi-Processing support" depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250 || QEMU) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP || MIPS_MT_SMTC ---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.

Timer Interrupt Frequency Configuration

choice prompt "Timer frequency" default HZ_250 help Allows the configuration of the timer frequency.

config HZ_48
	bool "48 HZ" if SYS_SUPPORTS_48HZ

config HZ_100
	bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ

config HZ_128
	bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ

config HZ_250
	bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ

config HZ_256
	bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ

config HZ_1000
	bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ

config HZ_1024
	bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ

endchoice

config SYS_SUPPORTS_48HZ bool

config SYS_SUPPORTS_100HZ bool

config SYS_SUPPORTS_128HZ bool

config SYS_SUPPORTS_250HZ bool

config SYS_SUPPORTS_256HZ bool

config SYS_SUPPORTS_1000HZ bool

config SYS_SUPPORTS_1024HZ bool

config SYS_SUPPORTS_ARBIT_HZ bool default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ &&
!SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ &&
!SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ &&
!SYS_SUPPORTS_1024HZ

config HZ int default 48 if HZ_48 default 100 if HZ_100 default 128 if HZ_128 default 250 if HZ_250 default 256 if HZ_256 default 1000 if HZ_1000 default 1024 if HZ_1024

source "kernel/Kconfig.preempt"

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" depends on CPU_R10000 && 64BIT 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.

endmenu

config RWSEM_GENERIC_SPINLOCK bool default y

source "init/Kconfig"

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

config HW_HAS_EISA bool 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 NO_ISA bool

config EISA bool "EISA support" depends on HW_HAS_EISA 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

config I8253 bool

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" depends on 64BIT 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" depends on CPU_BIG_ENDIAN && 32BIT && BROKEN

config MIPS32_COMPAT bool "Kernel support for Linux/MIPS 32-bit binary compatibility" depends on 64BIT 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

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//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.

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

config APM tristate "Advanced Power Management Emulation" depends on PM ---help--- APM is a BIOS specification for saving power using several different techniques. This is mostly useful for battery powered systems with APM compliant BIOSes. If you say Y here, the system time will be reset after a RESUME operation, the /proc/apm device will provide battery status information, and user-space programs will receive notification of APM "events" (e.g. battery status change).

  In order to use APM, you will need supporting software. For location
  and more information, read <file:Documentation/pm.txt> and the
  Battery Powered Linux mini-HOWTO, available from
  <http://www.tldp.org/docs.html#howto>.

  This driver does not spin down disk drives (see the hdparm(8)
  manpage ("man 8 hdparm") for that), and it doesn't turn off
  VESA-compliant "green" monitors.

  Generally, if you don't have a battery in your machine, there isn't
  much point in using this driver and you should say N. If you get
  random kernel OOPSes or reboots that don't seem to be related to
  anything, try disabling/enabling this option (or disabling/enabling
  APM in your BIOS).

endmenu

source "net/Kconfig"

source "drivers/Kconfig"

source "fs/Kconfig"

source "arch/mips/oprofile/Kconfig"

source "arch/mips/Kconfig.debug"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"