diff options
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 1510 |
1 files changed, 790 insertions, 720 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 4cd724c..0097a0d 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -4,216 +4,147 @@ config MIPS # Horrible source of confusion. Die, die, die ... select EMBEDDED -# shouldn't it be per-subarchitecture? -config ARCH_MAY_HAVE_PC_FDC - bool - default y - mainmenu "Linux/MIPS Kernel Configuration" source "init/Kconfig" -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 - -endmenu - menu "Machine selection" -config MACH_JAZZ - bool "Support for the Jazz family of machines" - select ARC - select ARC32 - select GENERIC_ISA_DMA - select I8259 - select ISA - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL - 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. +choice + prompt "System type" + default SGI_IP22 -config ACER_PICA_61 - bool "Support for Acer PICA 1 chipset (EXPERIMENTAL)" - depends on MACH_JAZZ && EXPERIMENTAL +config MIPS_MTX1 + bool "Support for 4G Systems MTX-1 board" select DMA_NONCOHERENT - help - This is a machine with a R4400 133/150 MHz CPU. To compile a Linux - kernel that runs on these, say Y here. For details about Linux on - the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at - <http://www.linux-mips.org/>. + select HW_HAS_PCI + select SOC_AU1500 + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config MIPS_MAGNUM_4000 - bool "Support for MIPS Magnum 4000" - depends on MACH_JAZZ +config MIPS_BOSPORUS + bool "AMD Alchemy Bosporus board" + select SOC_AU1500 select DMA_NONCOHERENT - help - This is a machine with a R4000 100 MHz CPU. To compile a Linux - kernel that runs on these, say Y here. For details about Linux on - the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at - <http://www.linux-mips.org/>. + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config OLIVETTI_M700 - bool "Support for Olivetti M700-10" - depends on MACH_JAZZ +config MIPS_PB1000 + bool "AMD Alchemy PB1000 board" + select SOC_AU1000 select DMA_NONCOHERENT - help - This is a machine with a R4000 100 MHz CPU. To compile a Linux - kernel that runs on these, say Y here. For details about Linux on - the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at - <http://www.linux-mips.org/>. - -config MACH_VR41XX - bool "Support for NEC VR4100 series based machines" - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + select HW_HAS_PCI + select SWAP_IO_SPACE + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config NEC_CMBVR4133 - bool "Support for NEC CMB-VR4133" - depends on MACH_VR41XX - select CPU_VR41XX +config MIPS_PB1100 + bool "AMD Alchemy PB1100 board" + select SOC_AU1100 select DMA_NONCOHERENT - select IRQ_CPU select HW_HAS_PCI + select SWAP_IO_SPACE + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config ROCKHOPPER - bool "Support for Rockhopper baseboard" - depends on NEC_CMBVR4133 - select I8259 - select HAVE_STD_PC_SERIAL_PORT +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 CASIO_E55 - bool "Support for CASIO CASSIOPEIA E-10/15/55/65" - depends on MACH_VR41XX - select CPU_LITTLE_ENDIAN +config MIPS_PB1550 + bool "AMD Alchemy PB1550 board" + select SOC_AU1550 select DMA_NONCOHERENT - select IRQ_CPU - select ISA + select HW_HAS_PCI + select MIPS_DISABLE_OBSOLETE_IDE + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config IBM_WORKPAD - bool "Support for IBM WorkPad z50" - depends on MACH_VR41XX - select CPU_LITTLE_ENDIAN +config MIPS_PB1200 + bool "AMD Alchemy PB1200 board" + select SOC_AU1200 select DMA_NONCOHERENT - select IRQ_CPU - select ISA + select MIPS_DISABLE_OBSOLETE_IDE + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config TANBAC_TB022X - bool "Support for TANBAC VR4131 multichip module and TANBAC VR4131DIMM" - depends on MACH_VR41XX - select CPU_LITTLE_ENDIAN +config MIPS_DB1000 + bool "AMD Alchemy DB1000 board" + select SOC_AU1000 select DMA_NONCOHERENT - select IRQ_CPU select HW_HAS_PCI - help - The TANBAC VR4131 multichip module(TB0225) and - the TANBAC VR4131DIMM(TB0229) are MIPS-based platforms - manufactured by TANBAC. - Please refer to <http://www.tanbac.co.jp/> - about VR4131 multichip module and VR4131DIMM. + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config TANBAC_TB0226 - bool "Support for TANBAC Mbase(TB0226)" - depends on TANBAC_TB022X - select GPIO_VR41XX - help - The TANBAC Mbase(TB0226) is a MIPS-based platform manufactured by TANBAC. - Please refer to <http://www.tanbac.co.jp/> about Mbase. - -config TANBAC_TB0287 - bool "Support for TANBAC Mini-ITX DIMM base(TB0287)" - depends on TANBAC_TB022X - help - The TANBAC Mini-ITX DIMM base(TB0287) is a MIPS-based platform manufactured by TANBAC. - Please refer to <http://www.tanbac.co.jp/> about Mini-ITX DIMM base. - -config VICTOR_MPC30X - bool "Support for Victor MP-C303/304" - depends on MACH_VR41XX - select CPU_LITTLE_ENDIAN +config MIPS_DB1100 + bool "AMD Alchemy DB1100 board" + select SOC_AU1100 select DMA_NONCOHERENT - select IRQ_CPU - select HW_HAS_PCI + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN -config ZAO_CAPCELLA - bool "Support for ZAO Networks Capcella" - depends on MACH_VR41XX - select CPU_LITTLE_ENDIAN +config MIPS_DB1500 + bool "AMD Alchemy DB1500 board" + select SOC_AU1500 select DMA_NONCOHERENT - select IRQ_CPU 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 PCI_VR41XX - bool "Add PCI control unit support of NEC VR4100 series" - depends on MACH_VR41XX && HW_HAS_PCI - default y - select PCI +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 VRC4173 - tristate "Add NEC VRC4173 companion chip support" - depends on MACH_VR41XX && PCI_VR41XX - ---help--- - The NEC VRC4173 is a companion chip for NEC VR4122/VR4131. +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 TOSHIBA_JMR3927 - bool "Support for Toshiba JMR-TX3927 board" +config MIPS_MIRAGE + bool "AMD Alchemy Mirage board" select DMA_NONCOHERENT - select HW_HAS_PCI - select SWAP_IO_SPACE - select SYS_SUPPORTS_32BIT_KERNEL + select SOC_AU1500 + select SYS_HAS_CPU_MIPS32_R1 + select SYS_SUPPORTS_LITTLE_ENDIAN config MIPS_COBALT bool "Support for Cobalt Server" - depends on EXPERIMENTAL 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 "Support for 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 - ---help--- + select SYS_SUPPORTS_LITTLE_ENDIAN + 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/>. @@ -234,8 +165,10 @@ config MIPS_EV64120 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 @@ -243,10 +176,6 @@ config MIPS_EV64120 <http://www.marvell.com/>. Say Y here if you wish to build a kernel for this platform. -config EVB_PCI1 - bool "Enable Second PCI (PCI1)" - depends on MIPS_EV64120 - config MIPS_EV96100 bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -256,8 +185,11 @@ config MIPS_EV96100 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 + 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 @@ -268,8 +200,11 @@ config MIPS_IVR bool "Support for 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 @@ -277,37 +212,16 @@ config MIPS_IVR located at <http://www.globespan.net/>. Say Y here if you wish to build a kernel for this platform. -config LASAT - bool "Support for LASAT Networks platforms" - select DMA_NONCOHERENT - select HW_HAS_PCI - select MIPS_GT64120 - select R5000_CPU_SCACHE - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL - -config PICVUE - tristate "PICVUE LCD display driver" - depends on LASAT - -config PICVUE_PROC - tristate "PICVUE LCD display driver /proc interface" - depends on PICVUE - -config DS1603 - bool "DS1603 RTC driver" - depends on LASAT - -config LASAT_SYSCTL - bool "LASAT sysctl interface" - depends on LASAT - config MIPS_ITE8172 bool "Support for 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 @@ -315,42 +229,86 @@ config MIPS_ITE8172 either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build a kernel for this platform. -config IT8172_REVC - bool "Support for older IT8172 (Rev C)" - depends on MIPS_ITE8172 +config MACH_JAZZ + bool "Support for the Jazz family of machines" + select ARC + select ARC32 + select ARCH_MAY_HAVE_PC_FDC + select GENERIC_ISA_DMA + select I8259 + select ISA + select SYS_HAS_CPU_R4X00 + select SYS_SUPPORTS_32BIT_KERNEL + select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL help - Say Y here to support the older, Revision C version of the Integrated - Technology Express, Inc. ITE8172 SBC. Vendor page at - <http://www.ite.com.tw/ia/brief_it8172bsp.htm>; picture of the - board at <http://www.mvista.com/partners/semiconductor/ite.html>. + 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 "Support for 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 "Support for 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 QED R5231-based MIPS Atlas evaluation + This enables support for the MIPS Technologies Atlas evaluation board. config MIPS_MALTA bool "Support for 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 VR5000-based MIPS Malta evaluation + This enables support for the MIPS Technologies Malta evaluation board. config MIPS_SEAD @@ -358,50 +316,64 @@ config MIPS_SEAD 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 + 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 MOMENCO_OCELOT - bool "Support for Momentum Ocelot board" +config MIPS_SIM + bool 'Support for MIPS simulator (MIPSsim)' 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_MIPS32_R1 + select SYS_HAS_CPU_MIPS32_R2 select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL + select SYS_SUPPORTS_BIG_ENDIAN + select SYS_SUPPORTS_LITTLE_ENDIAN help - The Ocelot is a MIPS-based Single Board Computer (SBC) made by - Momentum Computer <http://www.momenco.com/>. + This option enables support for MIPS Technologies MIPSsim software + emulator. -config MOMENCO_OCELOT_G - bool "Support for Momentum Ocelot-G board" +config MOMENCO_JAGUAR_ATX + bool "Support for 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 Ocelot is a MIPS-based Single Board Computer (SBC) made by + The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by Momentum Computer <http://www.momenco.com/>. -config MOMENCO_OCELOT_C - bool "Support for Momentum Ocelot-C board" +config MOMENCO_OCELOT + bool "Support for Momentum Ocelot board" select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU - select IRQ_MV64340 - select PCI_MARVELL + 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/>. @@ -417,80 +389,95 @@ config MOMENCO_OCELOT_3 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_JAGUAR_ATX - bool "Support for Momentum Jaguar board" - select BOOT_ELF32 +config MOMENCO_OCELOT_C + bool "Support for Momentum Ocelot-C board" 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_RM7000 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 + The Ocelot is a MIPS-based Single Board Computer (SBC) made by Momentum Computer <http://www.momenco.com/>. -config JAGUAR_DMALOW - bool "Low DMA Mode" - depends on MOMENCO_JAGUAR_ATX - help - Select to Y if jump JP5 is set on your board, N otherwise. Normally - the jumper is set, so if you feel unsafe, just say Y. - -config PMC_YOSEMITE - bool "Support for PMC-Sierra Yosemite eval board" - select DMA_COHERENT +config MOMENCO_OCELOT_G + bool "Support for Momentum Ocelot-G board" + select DMA_NONCOHERENT select HW_HAS_PCI select IRQ_CPU select IRQ_CPU_RM7K - select IRQ_CPU_RM9K + 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 - Yosemite is an evaluation board for the RM9000x2 processor - manufactured by PMC-Sierra + The Ocelot is a MIPS-based Single Board Computer (SBC) made by + Momentum Computer <http://www.momenco.com/>. -config HYPERTRANSPORT - bool "Hypertransport Support for PMC-Sierra Yosemite" - depends on PMC_YOSEMITE +config MIPS_XXS1500 + bool "Support for MyCable XXS1500 board" + select DMA_NONCOHERENT + select SOC_AU1500 + select SYS_SUPPORTS_LITTLE_ENDIAN + +config PNX8550_V2PCI + bool "Support for Philips PNX8550 based Viper2-PCI board" + select PNX8550 + select SYS_SUPPORTS_LITTLE_ENDIAN + +config PNX8550_JBS + bool "Support for Philips PNX8550 based JBS board" + select PNX8550 + select SYS_SUPPORTS_LITTLE_ENDIAN config DDB5074 bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)" depends on EXPERIMENTAL + select DDB5XXX_COMMON select DMA_NONCOHERENT select HAVE_STD_PC_SERIAL_PORT select HW_HAS_PCI select IRQ_CPU select I8259 select ISA + select SYS_HAS_CPU_R5000 select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL + select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + select SYS_SUPPORTS_LITTLE_ENDIAN help This enables support for the VR5000-based NEC DDB Vrc-5074 evaluation board. config DDB5476 bool "Support for NEC DDB Vrc-5476" + select DDB5XXX_COMMON select DMA_NONCOHERENT select HAVE_STD_PC_SERIAL_PORT select HW_HAS_PCI select IRQ_CPU select I8259 select ISA + 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-5476 evaluation board. @@ -501,12 +488,15 @@ config DDB5476 config DDB5477 bool "Support for 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. @@ -514,10 +504,28 @@ config DDB5477 Features : kernel debugging, serial terminal, NFS root fs, on-board ether port USB, AC97, PCI, etc. -config DDB5477_BUS_FREQUENCY - int "bus frequency (in kHZ, 0 for auto-detect)" - depends on DDB5477 - default 0 +config MACH_VR41XX + bool "Support for NEC VR4100 series based machines" + select SYS_HAS_CPU_VR41XX + select SYS_SUPPORTS_32BIT_KERNEL + select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + +config PMC_YOSEMITE + bool "Support for 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 "Support for Qemu" @@ -527,15 +535,16 @@ config QEMU 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. + Qemu is a software emulator which among other architectures also + can simulate a MIPS32 4Kc system. This patch adds support for the + system architecture that currently is being simulated by Qemu. It + will eventually be removed again when Qemu has the capability to + simulate actual MIPS hardware platforms. More information on Qemu + can be found at http://www.linux-mips.org/wiki/Qemu. config SGI_IP22 bool "Support for SGI IP22 (Indy/Indigo2)" @@ -543,11 +552,15 @@ config SGI_IP22 select ARC32 select BOOT_ELF32 select DMA_NONCOHERENT + select HW_HAS_EISA select IP22_CPU_SCACHE select IRQ_CPU 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 @@ -557,70 +570,18 @@ config SGI_IP27 bool "Support for 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 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_SN0_XXL -# bool "IP27 XXL" -# depends on SGI_IP27 -# This options adds support for userspace processes upto 16TB size. -# Normally the limit is just .5TB. - -config SGI_SN0_N_MODE - bool "IP27 N-Mode" - depends on SGI_IP27 - help - The nodes of Origin 200, Origin 2000 and Onyx 2 systems can be - configured in either N-Modes which allows for more nodes or M-Mode - which allows for more memory. Your system is most probably - running in M-Mode, so you should say N here. - -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 SGI_IP27 - help - Say Y to compile the kernel to support NUMA (Non-Uniform Memory - Access). This option is for configuring high-end multiprocessor - server machines. If in doubt, say N. - -config MAPPED_KERNEL - bool "Mapped kernel support" - depends on SGI_IP27 - help - Change the way a Linux kernel is loaded into memory on a MIPS64 - machine. This is required in order to support text replication and - NUMA. If you need to understand it, read the source code. - -config REPLICATE_KTEXT - bool "Kernel text replication support" - depends on SGI_IP27 - help - Say Y here to enable replicating the kernel text across multiple - nodes in a NUMA cluster. This trades memory for speed. - -config REPLICATE_EXHANDLERS - bool "Exception handler replication support" - depends on SGI_IP27 - help - Say Y here to enable replicating the kernel exception handlers - across multiple nodes in a NUMA cluster. This trades memory for - speed. - config SGI_IP32 bool "Support for SGI IP32 (O2) (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -633,353 +594,152 @@ config SGI_IP32 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_SUPPORTS_64BIT_KERNEL + select SYS_SUPPORTS_BIG_ENDIAN help If you want this kernel to run on SGI O2 workstation, say Y here. -config SOC_AU1X00 - bool "Support for AMD/Alchemy Au1X00 SOCs" - select SYS_SUPPORTS_32BIT_KERNEL - -choice - prompt "Au1X00 SOC Type" - depends on SOC_AU1X00 - help - Say Y here to enable support for one of three AMD/Alchemy - SOCs. For additional documentation see www.amd.com. - -config SOC_AU1000 - bool "SOC_AU1000" -config SOC_AU1100 - bool "SOC_AU1100" -config SOC_AU1500 - bool "SOC_AU1500" -config SOC_AU1550 - bool "SOC_AU1550" - -endchoice - -choice - prompt "AMD/Alchemy Au1x00 board support" - depends on SOC_AU1X00 - help - These are evaluation boards built by AMD/Alchemy to - showcase their Au1X00 Internet Edge Processors. The SOC design - is based on the MIPS32 architecture running at 266/400/500MHz - with many integrated peripherals. Further information can be - found at their website, <http://www.amd.com/>. Say Y here if you - wish to build a kernel for this platform. - -config MIPS_PB1000 - bool "PB1000 board" - depends on SOC_AU1000 - select DMA_NONCOHERENT - select HW_HAS_PCI - select SWAP_IO_SPACE - -config MIPS_PB1100 - bool "PB1100 board" - depends on SOC_AU1100 - select DMA_NONCOHERENT - select HW_HAS_PCI - select SWAP_IO_SPACE - -config MIPS_PB1500 - bool "PB1500 board" - depends on SOC_AU1500 - select DMA_COHERENT - select HW_HAS_PCI - -config MIPS_PB1550 - bool "PB1550 board" - depends on SOC_AU1550 - select DMA_COHERENT - select HW_HAS_PCI - select MIPS_DISABLE_OBSOLETE_IDE - -config MIPS_DB1000 - bool "DB1000 board" - depends on SOC_AU1000 - select DMA_NONCOHERENT - select HW_HAS_PCI - -config MIPS_DB1100 - bool "DB1100 board" - depends on SOC_AU1100 - select DMA_NONCOHERENT - -config MIPS_DB1500 - bool "DB1500 board" - depends on SOC_AU1500 - select DMA_COHERENT - select HW_HAS_PCI - select MIPS_DISABLE_OBSOLETE_IDE - -config MIPS_DB1550 - bool "DB1550 board" - depends on SOC_AU1550 - select HW_HAS_PCI - select DMA_COHERENT - select MIPS_DISABLE_OBSOLETE_IDE - -config MIPS_BOSPORUS - bool "Bosporus board" - depends on SOC_AU1500 - select DMA_NONCOHERENT - -config MIPS_MIRAGE - bool "Mirage board" - depends on SOC_AU1500 - select DMA_NONCOHERENT - -config MIPS_XXS1500 - bool "MyCable XXS1500 board" - depends on SOC_AU1500 - select DMA_NONCOHERENT - -config MIPS_MTX1 - bool "4G Systems MTX-1 board" - depends on SOC_AU1500 - select HW_HAS_PCI - select DMA_NONCOHERENT - -endchoice - -config SIBYTE_SB1xxx_SOC - bool "Support for Broadcom BCM1xxx SOCs (EXPERIMENTAL)" - depends on EXPERIMENTAL +config SIBYTE_BIGSUR + bool "Support for Sibyte BigSur" select BOOT_ELF32 select DMA_COHERENT + select PCI_DOMAINS + select SIBYTE_BCM1x80 select SWAP_IO_SPACE - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL - -choice - prompt "BCM1xxx SOC-based board" - depends on SIBYTE_SB1xxx_SOC - default SIBYTE_SWARM - help - Enable support for boards based on the SiByte line of SOCs - from Broadcom. There are configurations for the known - evaluation boards, or you can choose "Other" and add your - own board support code. + select SYS_HAS_CPU_SB1 + select SYS_SUPPORTS_BIG_ENDIAN + select SYS_SUPPORTS_LITTLE_ENDIAN config SIBYTE_SWARM - bool "BCM91250A-SWARM" + bool "Support for 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 "BCM91250E-Sentosa" + bool "Support for 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 "BCM91125E-Rhone" + bool "Support for 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 "BCM91120x-Carmel" + bool "Support for 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 "BCM91250PT-PTSWARM" + bool "Support for 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 "BCM91250C2-LittleSur" + bool "Support for 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 "BCM91120C-CRhine" + bool "Support for 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 "BCM91125C-CRhone" - select SIBYTE_BCM1125 - -config SIBYTE_UNKNOWN - bool "Other" - -endchoice - -config SIBYTE_BOARD - bool - depends on SIBYTE_SB1xxx_SOC && !SIBYTE_UNKNOWN - default y - -choice - prompt "BCM1xxx SOC Type" - depends on SIBYTE_UNKNOWN - default SIBYTE_UNK_BCM1250 - help - Since you haven't chosen a known evaluation board from - Broadcom, you must explicitly pick the SOC this kernel is - targetted for. - -config SIBYTE_UNK_BCM1250 - bool "BCM1250" - select SIBYTE_SB1250 - -config SIBYTE_UNK_BCM1120 - bool "BCM1120" - select SIBYTE_BCM1120 - -config SIBYTE_UNK_BCM1125 - bool "BCM1125" + bool "Support for Sibyte BCM91125C-CRhone" + depends on EXPERIMENTAL + select BOOT_ELF32 + select DMA_COHERENT select SIBYTE_BCM1125 - -config SIBYTE_UNK_BCM1125H - bool "BCM1125H" - select SIBYTE_BCM1125H - -endchoice - -config SIBYTE_SB1250 - bool - select HW_HAS_PCI - -config SIBYTE_BCM1120 - bool - select SIBYTE_BCM112X - -config SIBYTE_BCM1125 - bool - select HW_HAS_PCI - select SIBYTE_BCM112X - -config SIBYTE_BCM1125H - bool - select HW_HAS_PCI - select SIBYTE_BCM112X - -config SIBYTE_BCM112X - bool - -choice - prompt "SiByte SOC Stepping" - depends on SIBYTE_SB1xxx_SOC - -config CPU_SB1_PASS_1 - bool "1250 Pass1" - depends on SIBYTE_SB1250 - select CPU_HAS_PREFETCH - -config CPU_SB1_PASS_2_1250 - bool "1250 An" - depends on SIBYTE_SB1250 - select CPU_SB1_PASS_2 - help - Also called BCM1250 Pass 2 - -config CPU_SB1_PASS_2_2 - bool "1250 Bn" - depends on SIBYTE_SB1250 - select CPU_HAS_PREFETCH - help - Also called BCM1250 Pass 2.2 - -config CPU_SB1_PASS_4 - bool "1250 Cn" - depends on SIBYTE_SB1250 - select CPU_HAS_PREFETCH - help - Also called BCM1250 Pass 3 - -config CPU_SB1_PASS_2_112x - bool "112x Hybrid" - depends on SIBYTE_BCM112X - select CPU_SB1_PASS_2 - -config CPU_SB1_PASS_3 - bool "112x An" - depends on SIBYTE_BCM112X - select CPU_HAS_PREFETCH - -endchoice - -config CPU_SB1_PASS_2 - bool - -config SIBYTE_HAS_LDT - bool - depends on PCI && (SIBYTE_SB1250 || SIBYTE_BCM1125H) - default y - -config SIMULATION - bool "Running under simulation" - depends on SIBYTE_SB1xxx_SOC - help - Build a kernel suitable for running under the GDB simulator. - Primarily adjusts the kernel's notion of time. - -config SIBYTE_CFE - bool "Booting from CFE" - depends on SIBYTE_SB1xxx_SOC - help - Make use of the CFE API for enumerating available memory, - controlling secondary CPUs, and possibly console output. - -config SIBYTE_CFE_CONSOLE - bool "Use firmware console" - depends on SIBYTE_CFE - help - Use the CFE API's console write routines during boot. Other console - options (VT console, sb1250 duart console, etc.) should not be - configured. - -config SIBYTE_STANDALONE - bool - depends on SIBYTE_SB1xxx_SOC && !SIBYTE_CFE - default y - -config SIBYTE_STANDALONE_RAM_SIZE - int "Memory size (in megabytes)" - depends on SIBYTE_STANDALONE - default "32" - -config SIBYTE_BUS_WATCHER - bool "Support for Bus Watcher statistics" - depends on SIBYTE_SB1xxx_SOC - help - Handle and keep statistics on the bus error interrupts (COR_ECC, - BAD_ECC, IO_BUS). - -config SIBYTE_BW_TRACE - bool "Capture bus trace before bus error" - depends on SIBYTE_BUS_WATCHER - help - Run a continuous bus trace, dumping the raw data as soon as - a ZBbus error is detected. Cannot work if ZBbus profiling - is turned on, and also will interfere with JTAG-based trace - buffer activity. Raw buffer data is dumped to console, and - must be processed off-line. - -config SIBYTE_SB1250_PROF - bool "Support for SB1/SOC profiling - SB1/SCD perf counters" - depends on SIBYTE_SB1xxx_SOC - -config SIBYTE_TBPROF - bool "Support for ZBbus profiling" - depends on SIBYTE_SB1xxx_SOC + 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 "Support for SNI RM200 PCI" select ARC select ARC32 + 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 I8259 select ISA + select SYS_HAS_CPU_R4X00 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL + select SYS_SUPPORTS_BIG_ENDIAN if EXPERIMENTAL + 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 "Support for 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 "Support for Toshiba TBTX49[23]7 board" select DMA_NONCOHERENT @@ -988,15 +748,51 @@ config TOSHIBA_RBTX4927 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_FPCIB0 - bool "FPCIB0 Backplane Support" - depends on TOSHIBA_RBTX4927 +config TOSHIBA_RBTX4938 + bool "Support for 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" + +endmenu config RWSEM_GENERIC_SPINLOCK bool @@ -1014,8 +810,9 @@ config GENERIC_CALIBRATE_DELAY # config ARC bool - depends on SNI_RM200_PCI || SGI_IP32 || SGI_IP27 || SGI_IP22 || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61 - default y + +config ARCH_MAY_HAVE_PC_FDC + bool config DMA_COHERENT bool @@ -1034,51 +831,65 @@ config DMA_NONCOHERENT config DMA_NEED_PCI_MAP_STATE bool +config OWN_DMA + bool + config EARLY_PRINTK bool - depends on MACH_DECSTATION - default y config GENERIC_ISA_DMA bool - depends on SNI_RM200_PCI || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61 || MIPS_MALTA - default y config I8259 bool - depends on SNI_RM200_PCI || DDB5477 || DDB5476 || DDB5074 || MACH_JAZZ || MIPS_MALTA || MIPS_COBALT - default y config LIMITED_DMA bool select HIGHMEM + select SYS_SUPPORTS_HIGHMEM config MIPS_BONITO64 bool - depends on MIPS_ATLAS || MIPS_MALTA - default y config MIPS_MSC bool - depends on MIPS_ATLAS || MIPS_MALTA - default y config MIPS_NILE4 bool - depends on LASAT - default y config MIPS_DISABLE_OBSOLETE_IDE bool -config CPU_LITTLE_ENDIAN - bool "Generate little endian code" - default y if ACER_PICA_61 || CASIO_E55 || DDB5074 || DDB5476 || DDB5477 || MACH_DECSTATION || IBM_WORKPAD || LASAT || MIPS_COBALT || MIPS_ITE8172 || MIPS_IVR || SOC_AU1X00 || OLIVETTI_M700 || SNI_RM200_PCI || VICTOR_MPC30X || ZAO_CAPCELLA - default n if MIPS_EV64120 || MIPS_EV96100 || MOMENCO_OCELOT || MOMENCO_OCELOT_G || SGI_IP22 || SGI_IP27 || SGI_IP32 || TOSHIBA_JMR3927 +# +# 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. Say Y if your - machine is little endian, N if it's a big endian machine. + 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 @@ -1086,42 +897,69 @@ config IRQ_CPU config IRQ_CPU_RM7K bool +config IRQ_CPU_RM9K + bool + config IRQ_MV64340 bool config DDB5XXX_COMMON bool - depends on DDB5074 || DDB5476 || DDB5477 - default y config MIPS_BOARDS_GEN bool - depends on MIPS_ATLAS || MIPS_MALTA || MIPS_SEAD - default y config MIPS_GT64111 bool - depends on MIPS_COBALT - default y config MIPS_GT64120 bool - depends on MIPS_EV64120 || MIPS_EV96100 || LASAT || MIPS_ATLAS || MIPS_MALTA || MOMENCO_OCELOT - default y config MIPS_TX3927 bool - depends on TOSHIBA_JMR3927 select HAS_TXX9_SERIAL - default y config PCI_MARVELL bool config ITE_BOARD_GEN bool - depends on MIPS_IVR || MIPS_ITE8172 - default y + +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_R4X00 + select SYS_SUPPORTS_32BIT_KERNEL config SWAP_IO_SPACE bool @@ -1148,6 +986,9 @@ config SYSCLK_100 endchoice +config ARC32 + bool + config AU1X00_USB_DEVICE bool depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000 @@ -1155,11 +996,7 @@ config AU1X00_USB_DEVICE config MIPS_GT96100 bool - depends on MIPS_EV96100 - default y - help - Say Y here to support the Galileo Technology GT96100 communications - controller card. There is a web page at <http://www.galileot.com/>. + select MIPS_GT64120 config IT8172_CIR bool @@ -1173,8 +1010,6 @@ config IT8712 config BOOT_ELF32 bool - depends on MACH_DECSTATION || MIPS_ATLAS || MIPS_MALTA || MOMENCO_JAGUAR_ATX || MOMENCO_OCELOT_3 || SIBYTE_SB1xxx_SOC || SGI_IP32 || SGI_IP22 || SNI_RM200_PCI - default y config MIPS_L1_CACHE_SHIFT int @@ -1182,11 +1017,6 @@ config MIPS_L1_CACHE_SHIFT default "7" if SGI_IP27 default "5" -config ARC32 - bool - depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32 - default y - config HAVE_STD_PC_SERIAL_PORT bool @@ -1206,30 +1036,12 @@ config ARC_PROMLIB config ARC64 bool - depends on SGI_IP27 - default y config BOOT_ELF64 bool - depends on SGI_IP27 - default y - -#config MAPPED_PCI_IO y -# bool -# depends on SGI_IP27 -# default y - -config QL_ISP_A64 - bool - depends on SGI_IP27 - default y config TOSHIBA_BOARDS bool - depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927 - default y - -endmenu menu "CPU selection" @@ -1237,18 +1049,69 @@ choice prompt "CPU type" default CPU_R4X00 -config CPU_MIPS32 - bool "MIPS32" +config CPU_MIPS32_R1 + bool "MIPS32 Release 1" + depends on SYS_HAS_CPU_MIPS32_R1 + select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL + 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_PREFETCH + select CPU_SUPPORTS_32BIT_KERNEL + 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 - bool "MIPS64" +config CPU_MIPS64_R1 + bool "MIPS64 Release 1" + depends on SYS_HAS_CPU_MIPS64_R1 + select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL + 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_PREFETCH + select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_64BIT_KERNEL + 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_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 @@ -1259,20 +1122,23 @@ config CPU_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 VR41xx series of processors. + 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_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help @@ -1280,6 +1146,7 @@ config CPU_R4300 config CPU_R4X00 bool "R4x00" + depends on SYS_HAS_CPU_R4X00 select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help @@ -1288,11 +1155,13 @@ config CPU_R4X00 config CPU_TX49XX bool "R49XX" + depends on SYS_HAS_CPU_TX49XX select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL config CPU_R5000 bool "R5000" + depends on SYS_HAS_CPU_R5000 select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help @@ -1300,10 +1169,14 @@ config CPU_R5000 config CPU_R5432 bool "R5432" + depends on SYS_HAS_CPU_R5432 + select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_64BIT_KERNEL config CPU_R6000 bool "R6000" depends on EXPERIMENTAL + depends on SYS_HAS_CPU_R6000 select CPU_SUPPORTS_32BIT_KERNEL help MIPS Technologies R6000 and R6000A series processors. Note these @@ -1311,6 +1184,7 @@ config CPU_R6000 config CPU_NEVADA bool "RM52xx" + depends on SYS_HAS_CPU_NEVADA select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help @@ -1319,6 +1193,8 @@ config CPU_NEVADA config CPU_R8000 bool "R8000" depends on EXPERIMENTAL + depends on SYS_HAS_CPU_R8000 + select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL help MIPS Technologies R8000 processors. Note these processors are @@ -1326,25 +1202,151 @@ config CPU_R8000 config CPU_R10000 bool "R10000" + depends on SYS_HAS_CPU_R10000 + 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_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_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_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 @@ -1416,12 +1418,43 @@ config SIBYTE_DMA_PAGEOPS SiByte Linux port. Seems to give a small performance benefit. config CPU_HAS_PREFETCH - bool "Enable prefetches" if CPU_SB1 && !CPU_SB1_PASS_2 - default y if CPU_MIPS32 || CPU_MIPS64 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 + bool + +config MIPS_MT + bool "Enable MIPS MT" + +choice + prompt "MIPS MT options" + depends on MIPS_MT -config VTAG_ICACHE - bool "Support for Virtual Tagged I-cache" if CPU_MIPS64 || CPU_MIPS32 - default y if CPU_SB1 +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_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 SB1_PASS_1_WORKAROUNDS bool @@ -1440,7 +1473,7 @@ config SB1_PASS_2_1_WORKAROUNDS 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 + depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32_R1 || CPU_MIPS64_R1) && 32BIT config CPU_ADVANCED bool "Override CPU Options" @@ -1463,7 +1496,7 @@ config CPU_HAS_LLSC config CPU_HAS_LLDSCD bool "lld/scd Instructions available" if CPU_ADVANCED - default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32 + default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32_R1 help Say Y here if your CPU has the lld and scd instructions, the 64-bit equivalents of ll and sc. Say Y here for better performance, N if @@ -1477,12 +1510,52 @@ config CPU_HAS_WB machines which require flushing of write buffers in software. Saying Y is the safe option; N may result in kernel malfunction and crashes. +menu "MIPSR2 Interrupt handling" + depends on CPU_MIPSR2 && CPU_ADVANCED + +config CPU_MIPSR2_IRQ_VI + bool "Vectored interrupt mode" + 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" + 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. +endmenu + 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 @@ -1491,14 +1564,19 @@ config CPU_HAS_SYNC # 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 should not offer highmem for system of which we already know that they -# don't have memory configurations that could gain from highmem support in -# the kernel because they don't support configurations with RAM at physical -# addresses > 0x20000000. +# - 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_R3000 || CPU_SB1 || CPU_R7000 || CPU_RM9000 || CPU_R10000) && !(MACH_DECSTATION || MOMENCO_JAGUAR_ATX) + 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 @@ -1508,7 +1586,7 @@ source "mm/Kconfig" config SMP bool "Multi-Processing support" - depends on CPU_RM9000 || (SIBYTE_SB1250 && !SIBYTE_STANDALONE) || SGI_IP27 + depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP ---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 @@ -1543,14 +1621,7 @@ config NR_CPUS This is purely to save memory - each supported CPU adds approximately eight kilobytes to the kernel image. -config PREEMPT - bool "Preemptible Kernel" - help - This option reduces the latency of the kernel when reacting to - real-time or interactive events by allowing a low priority process to - be preempted even if it is in kernel mode executing a system call. - This allows applications to run more reliably even when the system is - under load. +source "kernel/Kconfig.preempt" config RTC_DS1742 bool "DS1742 BRAM/RTC support" @@ -1566,14 +1637,16 @@ config MIPS_INSANE_LARGE This will result in additional memory usage, so it is not recommended for normal users. +endmenu + config RWSEM_GENERIC_SPINLOCK bool default y -endmenu - menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" +config HW_HAS_EISA + bool config HW_HAS_PCI bool @@ -1607,7 +1680,7 @@ config ISA config EISA bool "EISA support" - depends on SGI_IP22 || SNI_RM200_PCI + depends on HW_HAS_EISA select ISA ---help--- The Extended Industry Standard Architecture (EISA) bus was @@ -1641,12 +1714,6 @@ config MMU bool default y -config MCA - bool - -config SBUS - bool - source "drivers/pcmcia/Kconfig" source "drivers/pci/hotplug/Kconfig" @@ -1659,7 +1726,6 @@ source "fs/Kconfig.binfmt" config TRAD_SIGNALS bool - default y if 32BIT config BUILD_ELF64 bool "Use 64-bit ELF format for building" @@ -1678,7 +1744,7 @@ config BUILD_ELF64 config BINFMT_IRIX bool "Include IRIX binary compatibility" - depends on !CPU_LITTLE_ENDIAN && 32BIT && BROKEN + depends on CPU_BIG_ENDIAN && 32BIT && BROKEN config MIPS32_COMPAT bool "Kernel support for Linux/MIPS 32-bit binary compatibility" @@ -1718,9 +1784,26 @@ 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/<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. + config PM bool "Power Management support (EXPERIMENTAL)" - depends on EXPERIMENTAL && MACH_AU1X00 + depends on EXPERIMENTAL && SOC_AU1X00 endmenu @@ -1730,6 +1813,8 @@ source "drivers/Kconfig" source "fs/Kconfig" +source "arch/mips/oprofile/Kconfig" + source "arch/mips/Kconfig.debug" source "security/Kconfig" @@ -1737,18 +1822,3 @@ source "security/Kconfig" source "crypto/Kconfig" source "lib/Kconfig" - -# -# Use the generic interrupt handling code in kernel/irq/: -# -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_IRQ_PROBE - bool - default y - -config ISA_DMA_API - bool - default y |