11da177e4SLinus Torvaldsconfig MIPS 21da177e4SLinus Torvalds bool 31da177e4SLinus Torvalds default y 4f8ac0425SYoichi Yuasa select HAVE_GENERIC_DMA_COHERENT 5ec7748b5SSam Ravnborg select HAVE_IDE 642d4b839SMathieu Desnoyers select HAVE_OPROFILE 77f788d2dSDeng-Cheng Zhu select HAVE_PERF_EVENTS 87f788d2dSDeng-Cheng Zhu select PERF_USE_VMALLOC 988547001SJason Wessel select HAVE_ARCH_KGDB 107563bbf8SMark Brown select ARCH_HAVE_CUSTOM_GPIO_H 11d2bb0762SWu Zhangjin select HAVE_FUNCTION_TRACER 1269a7d1b3SWu Zhangjin select HAVE_FUNCTION_TRACE_MCOUNT_TEST 13538f1952SWu Zhangjin select HAVE_DYNAMIC_FTRACE 14538f1952SWu Zhangjin select HAVE_FTRACE_MCOUNT_RECORD 1564575f91SWu Zhangjin select HAVE_C_RECORDMCOUNT 1629c5d346SWu Zhangjin select HAVE_FUNCTION_GRAPH_TRACER 17c1bf207dSDavid Daney select HAVE_KPROBES 18c1bf207dSDavid Daney select HAVE_KRETPROBES 19b69ec42bSCatalin Marinas select HAVE_DEBUG_KMEMLEAK 20e26d196cSDavid Daney select ARCH_BINFMT_ELF_RANDOMIZE_PIE 21970d032fSRalf Baechle select HAVE_ARCH_TRANSPARENT_HUGEPAGE 2221a41faaSWu Zhangjin select RTC_LIB if !MACH_LOONGSON 232b78920dSDeng-Cheng Zhu select GENERIC_ATOMIC64 if !64BIT 247463449bSCatalin Marinas select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE 2548e1fd5aSDavid Daney select HAVE_DMA_ATTRS 2648e1fd5aSDavid Daney select HAVE_DMA_API_DEBUG 273bd27e32SDavid Daney select HAVE_GENERIC_HARDIRQS 283bd27e32SDavid Daney select GENERIC_IRQ_PROBE 29f8396c17SThomas Gleixner select GENERIC_IRQ_SHOW 3094bb0c1aSDavid Daney select HAVE_ARCH_JUMP_LABEL 31c1d7e01dSWill Deacon select ARCH_WANT_IPC_PARSE_VERSION 320f462e3cSThomas Gleixner select IRQ_FORCED_THREADING 339d15ffc8STejun Heo select HAVE_MEMBLOCK 349d15ffc8STejun Heo select HAVE_MEMBLOCK_NODE_MAP 359d15ffc8STejun Heo select ARCH_DISCARD_MEMBLOCK 36360014a3SThomas Gleixner select GENERIC_SMP_IDLE_THREAD 374b054495SDavid Daney select BUILDTIME_EXTABLE_SORT 38cde1794bSAnna-Maria Gleixner select GENERIC_CLOCKEVENTS 39cde1794bSAnna-Maria Gleixner select GENERIC_CMOS_UPDATE 40786d35d4SDavid Howells select HAVE_MOD_ARCH_SPECIFIC 414febd95aSStephen Rothwell select VIRT_TO_BUS 422f12fb20SJoshua Kinard select MODULES_USE_ELF_REL if MODULES 432f12fb20SJoshua Kinard select MODULES_USE_ELF_RELA if MODULES && 64BIT 4450150d2bSAl Viro select CLONE_BACKWARDS 451da177e4SLinus Torvalds 461da177e4SLinus Torvaldsmenu "Machine selection" 471da177e4SLinus Torvalds 485ac6da66SChristoph Lameterconfig ZONE_DMA 495ac6da66SChristoph Lameter bool 505ac6da66SChristoph Lameter 515e83d430SRalf Baechlechoice 525e83d430SRalf Baechle prompt "System type" 535e83d430SRalf Baechle default SGI_IP22 541da177e4SLinus Torvalds 5542a4f17dSManuel Laussconfig MIPS_ALCHEMY 56c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 5742a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 58f772cdb2SRalf Baechle select CEVT_R4K 59d7ea335cSSteven J. Hill select CSRC_R4K 6042a4f17dSManuel Lauss select IRQ_CPU 6142a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 6242a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 6342a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 64*efb12436SAlexandre Courbot select ARCH_REQUIRE_GPIOLIB 651b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 6637663860SManuel Lauss select USB_ARCH_HAS_OHCI 6737663860SManuel Lauss select USB_ARCH_HAS_EHCI 681da177e4SLinus Torvalds 697ca5dc14SFlorian Fainelliconfig AR7 707ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 717ca5dc14SFlorian Fainelli select BOOT_ELF32 727ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 737ca5dc14SFlorian Fainelli select CEVT_R4K 747ca5dc14SFlorian Fainelli select CSRC_R4K 757ca5dc14SFlorian Fainelli select IRQ_CPU 767ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 777ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 787ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 797ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 807ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 817ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 821b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 835f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 847ca5dc14SFlorian Fainelli select VLYNQ 858551fb64SYoichi Yuasa select HAVE_CLK 867ca5dc14SFlorian Fainelli help 877ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 887ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 897ca5dc14SFlorian Fainelli 90d4a67d9dSGabor Juhosconfig ATH79 91d4a67d9dSGabor Juhos bool "Atheros AR71XX/AR724X/AR913X based boards" 926eae43c5SGabor Juhos select ARCH_REQUIRE_GPIOLIB 93d4a67d9dSGabor Juhos select BOOT_RAW 94d4a67d9dSGabor Juhos select CEVT_R4K 95d4a67d9dSGabor Juhos select CSRC_R4K 96d4a67d9dSGabor Juhos select DMA_NONCOHERENT 9794638067SGabor Juhos select HAVE_CLK 98d4a67d9dSGabor Juhos select IRQ_CPU 990aabf1a4SGabor Juhos select MIPS_MACHINE 100d4a67d9dSGabor Juhos select SYS_HAS_CPU_MIPS32_R2 101d4a67d9dSGabor Juhos select SYS_HAS_EARLY_PRINTK 102d4a67d9dSGabor Juhos select SYS_SUPPORTS_32BIT_KERNEL 103d4a67d9dSGabor Juhos select SYS_SUPPORTS_BIG_ENDIAN 104d4a67d9dSGabor Juhos help 105d4a67d9dSGabor Juhos Support for the Atheros AR71XX/AR724X/AR913X SoCs. 106d4a67d9dSGabor Juhos 1071c0c13ebSAurelien Jarnoconfig BCM47XX 108c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 1092da4c74dSHauke Mehrtens select ARCH_WANT_OPTIONAL_GPIOLIB 110fe08f8c2SHauke Mehrtens select BOOT_RAW 11142f77542SRalf Baechle select CEVT_R4K 112940f6b48SRalf Baechle select CSRC_R4K 1131c0c13ebSAurelien Jarno select DMA_NONCOHERENT 1140e2794b0SRalf Baechle select FW_CFE 1151c0c13ebSAurelien Jarno select HW_HAS_PCI 1161c0c13ebSAurelien Jarno select IRQ_CPU 117dd54deddSHauke Mehrtens select NO_EXCEPT_FILL 1181c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 1191c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 12025e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 1211c0c13ebSAurelien Jarno help 1221c0c13ebSAurelien Jarno Support for BCM47XX based boards 1231c0c13ebSAurelien Jarno 124e7300d04SMaxime Bizonconfig BCM63XX 125e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 126e7300d04SMaxime Bizon select CEVT_R4K 127e7300d04SMaxime Bizon select CSRC_R4K 128e7300d04SMaxime Bizon select DMA_NONCOHERENT 129e7300d04SMaxime Bizon select IRQ_CPU 130e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 131e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 132e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 133e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 134e7300d04SMaxime Bizon select SWAP_IO_SPACE 135e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 1363e82eeebSYoichi Yuasa select HAVE_CLK 137e7300d04SMaxime Bizon help 138e7300d04SMaxime Bizon Support for BCM63XX based boards 139e7300d04SMaxime Bizon 1401da177e4SLinus Torvaldsconfig MIPS_COBALT 1413fa986faSMartin Michlmayr bool "Cobalt Server" 14242f77542SRalf Baechle select CEVT_R4K 143940f6b48SRalf Baechle select CSRC_R4K 1441097c6acSYoichi Yuasa select CEVT_GT641XX 1451da177e4SLinus Torvalds select DMA_NONCOHERENT 1461da177e4SLinus Torvalds select HW_HAS_PCI 147d865bea4SRalf Baechle select I8253 1481da177e4SLinus Torvalds select I8259 1491da177e4SLinus Torvalds select IRQ_CPU 150d5ab1a69SYoichi Yuasa select IRQ_GT641XX 151252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 152e25bfc92SYoichi Yuasa select PCI 1537cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1540a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 155ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1560e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1575e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1581da177e4SLinus Torvalds 1591da177e4SLinus Torvaldsconfig MACH_DECSTATION 1603fa986faSMartin Michlmayr bool "DECstations" 1611da177e4SLinus Torvalds select BOOT_ELF32 1626457d9fcSYoichi Yuasa select CEVT_DS1287 16342f77542SRalf Baechle select CEVT_R4K 1644247417dSYoichi Yuasa select CSRC_IOASIC 165940f6b48SRalf Baechle select CSRC_R4K 16620d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 16720d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 16820d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1691da177e4SLinus Torvalds select DMA_NONCOHERENT 170d388d685SMaciej W. Rozycki select NO_IOPORT 1711da177e4SLinus Torvalds select IRQ_CPU 1727cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1737cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 174ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1757d60717eSKees Cook select SYS_SUPPORTS_64BIT_KERNEL 1765e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1771723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1781723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1791723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1805e83d430SRalf Baechle help 1811da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1821da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1831da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1841da177e4SLinus Torvalds 1851da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1861da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1871da177e4SLinus Torvalds 1881da177e4SLinus Torvalds DECstation 5000/50 1891da177e4SLinus Torvalds DECstation 5000/150 1901da177e4SLinus Torvalds DECstation 5000/260 1911da177e4SLinus Torvalds DECsystem 5900/260 1921da177e4SLinus Torvalds 1931da177e4SLinus Torvalds otherwise choose R3000. 1941da177e4SLinus Torvalds 1955e83d430SRalf Baechleconfig MACH_JAZZ 1963fa986faSMartin Michlmayr bool "Jazz family of machines" 1970e2794b0SRalf Baechle select FW_ARC 1980e2794b0SRalf Baechle select FW_ARC32 1995e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 20042f77542SRalf Baechle select CEVT_R4K 201940f6b48SRalf Baechle select CSRC_R4K 202e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 2035e83d430SRalf Baechle select GENERIC_ISA_DMA 2048a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 205ea202c63SThomas Bogendoerfer select IRQ_CPU 206d865bea4SRalf Baechle select I8253 2075e83d430SRalf Baechle select I8259 2085e83d430SRalf Baechle select ISA 2097cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 2105e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 2117d60717eSKees Cook select SYS_SUPPORTS_64BIT_KERNEL 2121723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 2131da177e4SLinus Torvalds help 2145e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 2155e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 216692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 2175e83d430SRalf Baechle Olivetti M700-10 workstations. 2185e83d430SRalf Baechle 2195ebabe59SLars-Peter Clausenconfig MACH_JZ4740 2205ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 2215ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 2225ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 2235ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 224f9c9affcSLluís Batlle i Rossell select SYS_SUPPORTS_ZBOOT_UART16550 2255ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 2265ebabe59SLars-Peter Clausen select IRQ_CPU 2275ebabe59SLars-Peter Clausen select GENERIC_GPIO 2285ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 2295ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 2305ebabe59SLars-Peter Clausen select HAVE_PWM 231ab5330ebSMaurus Cuelenaere select HAVE_CLK 23283bc7692SLars-Peter Clausen select GENERIC_IRQ_CHIP 2335ebabe59SLars-Peter Clausen 234171bb2f1SJohn Crispinconfig LANTIQ 235171bb2f1SJohn Crispin bool "Lantiq based platforms" 236171bb2f1SJohn Crispin select DMA_NONCOHERENT 237171bb2f1SJohn Crispin select IRQ_CPU 238171bb2f1SJohn Crispin select CEVT_R4K 239171bb2f1SJohn Crispin select CSRC_R4K 240171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R1 241171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R2 242171bb2f1SJohn Crispin select SYS_SUPPORTS_BIG_ENDIAN 243171bb2f1SJohn Crispin select SYS_SUPPORTS_32BIT_KERNEL 244171bb2f1SJohn Crispin select SYS_SUPPORTS_MULTITHREADING 245171bb2f1SJohn Crispin select SYS_HAS_EARLY_PRINTK 246171bb2f1SJohn Crispin select ARCH_REQUIRE_GPIOLIB 247171bb2f1SJohn Crispin select SWAP_IO_SPACE 248171bb2f1SJohn Crispin select BOOT_RAW 249287e3f3fSJohn Crispin select HAVE_MACH_CLKDEV 250287e3f3fSJohn Crispin select CLKDEV_LOOKUP 251a0392222SJohn Crispin select USE_OF 2523f8c50c9SJohn Crispin select PINCTRL 2533f8c50c9SJohn Crispin select PINCTRL_LANTIQ 254171bb2f1SJohn Crispin 2551f21d2bdSBrian Murphyconfig LASAT 2561f21d2bdSBrian Murphy bool "LASAT Networks platforms" 25742f77542SRalf Baechle select CEVT_R4K 258940f6b48SRalf Baechle select CSRC_R4K 2591f21d2bdSBrian Murphy select DMA_NONCOHERENT 2601f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 2611f21d2bdSBrian Murphy select HW_HAS_PCI 262a5ccfe5cSRalf Baechle select IRQ_CPU 2631f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2641f21d2bdSBrian Murphy select MIPS_NILE4 2651f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2661f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2671f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2681f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2691f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2701f21d2bdSBrian Murphy 27185749d24SWu Zhangjinconfig MACH_LOONGSON 27285749d24SWu Zhangjin bool "Loongson family of machines" 273c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 274ade299d8SYoichi Yuasa help 27585749d24SWu Zhangjin This enables the support of Loongson family of machines. 27685749d24SWu Zhangjin 27785749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 27885749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 27985749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 28085749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 281ade299d8SYoichi Yuasa 282ca585cf9SKelvin Cheungconfig MACH_LOONGSON1 283ca585cf9SKelvin Cheung bool "Loongson 1 family of machines" 284ca585cf9SKelvin Cheung select SYS_SUPPORTS_ZBOOT 285ca585cf9SKelvin Cheung help 286ca585cf9SKelvin Cheung This enables support for the Loongson 1 based machines. 287ca585cf9SKelvin Cheung 288ca585cf9SKelvin Cheung Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by 289ca585cf9SKelvin Cheung the ICT (Institute of Computing Technology) and the Chinese Academy 290ca585cf9SKelvin Cheung of Sciences. 291ca585cf9SKelvin Cheung 2921da177e4SLinus Torvaldsconfig MIPS_MALTA 2933fa986faSMartin Michlmayr bool "MIPS Malta board" 29461ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2951da177e4SLinus Torvalds select BOOT_ELF32 296fa71c960SRalf Baechle select BOOT_RAW 29742f77542SRalf Baechle select CEVT_R4K 298940f6b48SRalf Baechle select CSRC_R4K 299778eeb1bSSteven J. Hill select CSRC_GIC 3001da177e4SLinus Torvalds select DMA_NONCOHERENT 3011da177e4SLinus Torvalds select GENERIC_ISA_DMA 3028a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 303aa414dffSRalf Baechle select IRQ_CPU 30439b8d525SRalf Baechle select IRQ_GIC 3051da177e4SLinus Torvalds select HW_HAS_PCI 306d865bea4SRalf Baechle select I8253 3071da177e4SLinus Torvalds select I8259 3085e83d430SRalf Baechle select MIPS_BOARDS_GEN 3095e83d430SRalf Baechle select MIPS_BONITO64 3109318c51aSChris Dearman select MIPS_CPU_SCACHE 311252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 3125e83d430SRalf Baechle select MIPS_MSC 3131da177e4SLinus Torvalds select SWAP_IO_SPACE 3147cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 3157cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 3167cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 3175d9fbed1SLeonid Yegoshin select SYS_HAS_CPU_MIPS64_R2 3187cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 3197cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 32036a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 321ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 322ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 3235e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3245e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 3250365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 326f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 3279693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 3281b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 3291da177e4SLinus Torvalds help 330f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 3311da177e4SLinus Torvalds board. 3321da177e4SLinus Torvalds 333ec47b274SSteven J. Hillconfig MIPS_SEAD3 334ec47b274SSteven J. Hill bool "MIPS SEAD3 board" 335ec47b274SSteven J. Hill select BOOT_ELF32 336ec47b274SSteven J. Hill select BOOT_RAW 337ec47b274SSteven J. Hill select CEVT_R4K 338ec47b274SSteven J. Hill select CSRC_R4K 339ec47b274SSteven J. Hill select CPU_MIPSR2_IRQ_VI 340ec47b274SSteven J. Hill select CPU_MIPSR2_IRQ_EI 341ec47b274SSteven J. Hill select DMA_NONCOHERENT 342ec47b274SSteven J. Hill select IRQ_CPU 343ec47b274SSteven J. Hill select IRQ_GIC 344ec47b274SSteven J. Hill select MIPS_BOARDS_GEN 345ec47b274SSteven J. Hill select MIPS_CPU_SCACHE 346ec47b274SSteven J. Hill select MIPS_MSC 347ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS32_R1 348ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS32_R2 349ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS64_R1 350ec47b274SSteven J. Hill select SYS_HAS_EARLY_PRINTK 351ec47b274SSteven J. Hill select SYS_SUPPORTS_32BIT_KERNEL 352ec47b274SSteven J. Hill select SYS_SUPPORTS_64BIT_KERNEL 353ec47b274SSteven J. Hill select SYS_SUPPORTS_BIG_ENDIAN 354ec47b274SSteven J. Hill select SYS_SUPPORTS_LITTLE_ENDIAN 355ec47b274SSteven J. Hill select SYS_SUPPORTS_SMARTMIPS 356ec47b274SSteven J. Hill select USB_ARCH_HAS_EHCI 357ec47b274SSteven J. Hill select USB_EHCI_BIG_ENDIAN_DESC 358ec47b274SSteven J. Hill select USB_EHCI_BIG_ENDIAN_MMIO 3599b731009SSteven J. Hill select USE_OF 360ec47b274SSteven J. Hill help 361ec47b274SSteven J. Hill This enables support for the MIPS Technologies SEAD3 evaluation 362ec47b274SSteven J. Hill board. 363ec47b274SSteven J. Hill 364a83860c2SRalf Baechleconfig NEC_MARKEINS 365a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 366a83860c2SRalf Baechle select SOC_EMMA2RH 367a83860c2SRalf Baechle select HW_HAS_PCI 368a83860c2SRalf Baechle help 369a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 370ade299d8SYoichi Yuasa 3715e83d430SRalf Baechleconfig MACH_VR41XX 37274142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 37342f77542SRalf Baechle select CEVT_R4K 374940f6b48SRalf Baechle select CSRC_R4K 3757cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 37627fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 3775e83d430SRalf Baechle 378edb6310aSDaniel Lairdconfig NXP_STB220 379edb6310aSDaniel Laird bool "NXP STB220 board" 380edb6310aSDaniel Laird select SOC_PNX833X 381edb6310aSDaniel Laird help 382edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 383edb6310aSDaniel Laird 384edb6310aSDaniel Lairdconfig NXP_STB225 385edb6310aSDaniel Laird bool "NXP 225 board" 386edb6310aSDaniel Laird select SOC_PNX833X 387edb6310aSDaniel Laird select SOC_PNX8335 388edb6310aSDaniel Laird help 389edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 390edb6310aSDaniel Laird 3919267a30dSMarc St-Jeanconfig PMC_MSP 3929267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 39339d30c13SAnoop P A select CEVT_R4K 39439d30c13SAnoop P A select CSRC_R4K 3959267a30dSMarc St-Jean select DMA_NONCOHERENT 3969267a30dSMarc St-Jean select SWAP_IO_SPACE 3979267a30dSMarc St-Jean select NO_EXCEPT_FILL 3989267a30dSMarc St-Jean select BOOT_RAW 3999267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 4009267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 4019267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 4029267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 4039267a30dSMarc St-Jean select IRQ_CPU 4049267a30dSMarc St-Jean select SERIAL_8250 4059267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 4069267a30dSMarc St-Jean help 4079267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 4089267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 4099267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 4109267a30dSMarc St-Jean a variety of MIPS cores. 4119267a30dSMarc St-Jean 412a3a0f8c8SDavid VomLehnconfig POWERTV 413a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 414a3a0f8c8SDavid VomLehn select BOOT_ELF32 415a3a0f8c8SDavid VomLehn select CEVT_R4K 416a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 417a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 418a3a0f8c8SDavid VomLehn select CSRC_POWERTV 419a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 420a3a0f8c8SDavid VomLehn select HW_HAS_PCI 421a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 422a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 423a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 424a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 425a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 426a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 427a3a0f8c8SDavid VomLehn help 428a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 429a3a0f8c8SDavid VomLehn 430ae2b5bb6SJohn Crispinconfig RALINK 431ae2b5bb6SJohn Crispin bool "Ralink based machines" 432ae2b5bb6SJohn Crispin select CEVT_R4K 433ae2b5bb6SJohn Crispin select CSRC_R4K 434ae2b5bb6SJohn Crispin select BOOT_RAW 435ae2b5bb6SJohn Crispin select DMA_NONCOHERENT 436ae2b5bb6SJohn Crispin select IRQ_CPU 437ae2b5bb6SJohn Crispin select USE_OF 438ae2b5bb6SJohn Crispin select SYS_HAS_CPU_MIPS32_R1 439ae2b5bb6SJohn Crispin select SYS_HAS_CPU_MIPS32_R2 440ae2b5bb6SJohn Crispin select SYS_SUPPORTS_32BIT_KERNEL 441ae2b5bb6SJohn Crispin select SYS_SUPPORTS_LITTLE_ENDIAN 442ae2b5bb6SJohn Crispin select SYS_HAS_EARLY_PRINTK 443ae2b5bb6SJohn Crispin select HAVE_MACH_CLKDEV 444ae2b5bb6SJohn Crispin select CLKDEV_LOOKUP 445ae2b5bb6SJohn Crispin 4461da177e4SLinus Torvaldsconfig SGI_IP22 4473fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 4480e2794b0SRalf Baechle select FW_ARC 4490e2794b0SRalf Baechle select FW_ARC32 4501da177e4SLinus Torvalds select BOOT_ELF32 45142f77542SRalf Baechle select CEVT_R4K 452940f6b48SRalf Baechle select CSRC_R4K 453e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4541da177e4SLinus Torvalds select DMA_NONCOHERENT 4555e83d430SRalf Baechle select HW_HAS_EISA 456d865bea4SRalf Baechle select I8253 45768de4803SThomas Bogendoerfer select I8259 4581da177e4SLinus Torvalds select IP22_CPU_SCACHE 4591da177e4SLinus Torvalds select IRQ_CPU 460aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 461e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 462e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 46336e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 464e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 465e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 466e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4671da177e4SLinus Torvalds select SWAP_IO_SPACE 4687cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4697cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4702b5e63f6SMartin Michlmayr # 4712b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4722b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4732b5e63f6SMartin Michlmayr # 4742b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4752b5e63f6SMartin Michlmayr # for a more details discussion 4762b5e63f6SMartin Michlmayr # 4772b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 478ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 479ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4805e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4811da177e4SLinus Torvalds help 4821da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4831da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4841da177e4SLinus Torvalds that runs on these, say Y here. 4851da177e4SLinus Torvalds 4861da177e4SLinus Torvaldsconfig SGI_IP27 4873fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4880e2794b0SRalf Baechle select FW_ARC 4890e2794b0SRalf Baechle select FW_ARC64 4905e83d430SRalf Baechle select BOOT_ELF64 491e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 492634286f1SRalf Baechle select DMA_COHERENT 49336a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4941da177e4SLinus Torvalds select HW_HAS_PCI 495130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4967cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 497ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4985e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 499d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 5001a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 5011da177e4SLinus Torvalds help 5021da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 5031da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 5041da177e4SLinus Torvalds here. 5051da177e4SLinus Torvalds 506e2defae5SThomas Bogendoerferconfig SGI_IP28 5077d60717eSKees Cook bool "SGI IP28 (Indigo2 R10k)" 5080e2794b0SRalf Baechle select FW_ARC 5090e2794b0SRalf Baechle select FW_ARC64 510e2defae5SThomas Bogendoerfer select BOOT_ELF64 511e2defae5SThomas Bogendoerfer select CEVT_R4K 512e2defae5SThomas Bogendoerfer select CSRC_R4K 513e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 514e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 515e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 516e2defae5SThomas Bogendoerfer select IRQ_CPU 517e2defae5SThomas Bogendoerfer select HW_HAS_EISA 518e2defae5SThomas Bogendoerfer select I8253 519e2defae5SThomas Bogendoerfer select I8259 520e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 521e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 5225b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 523e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 524e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 525e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 526e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 527e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 5282b5e63f6SMartin Michlmayr # 5292b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 5302b5e63f6SMartin Michlmayr # memory during early boot on some machines. 5312b5e63f6SMartin Michlmayr # 5322b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 5332b5e63f6SMartin Michlmayr # for a more details discussion 5342b5e63f6SMartin Michlmayr # 5352b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 536e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 537e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 538e2defae5SThomas Bogendoerfer help 539e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 540e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 541e2defae5SThomas Bogendoerfer 5421da177e4SLinus Torvaldsconfig SGI_IP32 543cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 5440e2794b0SRalf Baechle select FW_ARC 5450e2794b0SRalf Baechle select FW_ARC32 5461da177e4SLinus Torvalds select BOOT_ELF32 54742f77542SRalf Baechle select CEVT_R4K 548940f6b48SRalf Baechle select CSRC_R4K 5491da177e4SLinus Torvalds select DMA_NONCOHERENT 5501da177e4SLinus Torvalds select HW_HAS_PCI 551dd67b155SRalf Baechle select IRQ_CPU 5521da177e4SLinus Torvalds select R5000_CPU_SCACHE 5531da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5547cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5557cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5567cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 557dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 558ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5595e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5601da177e4SLinus Torvalds help 5611da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5621da177e4SLinus Torvalds 563ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 564ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5655e83d430SRalf Baechle select BOOT_ELF32 5665e83d430SRalf Baechle select DMA_COHERENT 5675e83d430SRalf Baechle select SIBYTE_BCM1120 5685e83d430SRalf Baechle select SWAP_IO_SPACE 5697cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5705e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5715e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5725e83d430SRalf Baechle 573ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 574ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5755e83d430SRalf Baechle select BOOT_ELF32 5765e83d430SRalf Baechle select DMA_COHERENT 5775e83d430SRalf Baechle select SIBYTE_BCM1120 5785e83d430SRalf Baechle select SWAP_IO_SPACE 5797cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5805e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5815e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5825e83d430SRalf Baechle 5835e83d430SRalf Baechleconfig SIBYTE_CRHONE 5843fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5855e83d430SRalf Baechle select BOOT_ELF32 5865e83d430SRalf Baechle select DMA_COHERENT 5875e83d430SRalf Baechle select SIBYTE_BCM1125 5885e83d430SRalf Baechle select SWAP_IO_SPACE 5897cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5905e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5915e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5925e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5935e83d430SRalf Baechle 594ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 595ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 596ade299d8SYoichi Yuasa select BOOT_ELF32 597ade299d8SYoichi Yuasa select DMA_COHERENT 598ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 599ade299d8SYoichi Yuasa select SWAP_IO_SPACE 600ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 601ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 602ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 603ade299d8SYoichi Yuasa 604ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 605ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 606ade299d8SYoichi Yuasa select BOOT_ELF32 607ade299d8SYoichi Yuasa select DMA_COHERENT 608fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 609ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 610ade299d8SYoichi Yuasa select SIBYTE_SB1250 611ade299d8SYoichi Yuasa select SWAP_IO_SPACE 612ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 613ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 614ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 615ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 616cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 617ade299d8SYoichi Yuasa 618ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 619ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 620ade299d8SYoichi Yuasa select BOOT_ELF32 621ade299d8SYoichi Yuasa select DMA_COHERENT 622fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 623ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 624ade299d8SYoichi Yuasa select SIBYTE_SB1250 625ade299d8SYoichi Yuasa select SWAP_IO_SPACE 626ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 627ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 628ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 629ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 630ade299d8SYoichi Yuasa 631ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 632ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 633ade299d8SYoichi Yuasa select BOOT_ELF32 634ade299d8SYoichi Yuasa select DMA_COHERENT 635ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 636ade299d8SYoichi Yuasa select SIBYTE_SB1250 637ade299d8SYoichi Yuasa select SWAP_IO_SPACE 638ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 639ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 640ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 641ade299d8SYoichi Yuasa 642ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 643ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 644ade299d8SYoichi Yuasa select BOOT_ELF32 645ade299d8SYoichi Yuasa select DMA_COHERENT 646ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 647ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 648ade299d8SYoichi Yuasa select SWAP_IO_SPACE 649ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 650ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 651651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 652ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 653cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 654ade299d8SYoichi Yuasa 65514b36af4SThomas Bogendoerferconfig SNI_RM 65614b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6570e2794b0SRalf Baechle select FW_ARC if CPU_LITTLE_ENDIAN 6580e2794b0SRalf Baechle select FW_ARC32 if CPU_LITTLE_ENDIAN 659231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 6605e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6615e83d430SRalf Baechle select BOOT_ELF32 66242f77542SRalf Baechle select CEVT_R4K 663940f6b48SRalf Baechle select CSRC_R4K 664e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6655e83d430SRalf Baechle select DMA_NONCOHERENT 6665e83d430SRalf Baechle select GENERIC_ISA_DMA 6678a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 6685e83d430SRalf Baechle select HW_HAS_EISA 6695e83d430SRalf Baechle select HW_HAS_PCI 670c066a32aSThomas Bogendoerfer select IRQ_CPU 671d865bea4SRalf Baechle select I8253 6725e83d430SRalf Baechle select I8259 6735e83d430SRalf Baechle select ISA 6744a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6757cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6764a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 677c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6784a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 67936a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 680ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6817d60717eSKees Cook select SYS_SUPPORTS_64BIT_KERNEL 6824a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6835e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6845e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6851da177e4SLinus Torvalds help 68614b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 68714b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6885e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6895e83d430SRalf Baechle support this machine type. 6901da177e4SLinus Torvalds 691edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 692edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6935e83d430SRalf Baechle 694edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 695edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 69623fbee9dSRalf Baechle 69773b4390fSRalf Baechleconfig MIKROTIK_RB532 69873b4390fSRalf Baechle bool "Mikrotik RB532 boards" 69973b4390fSRalf Baechle select CEVT_R4K 70073b4390fSRalf Baechle select CSRC_R4K 70173b4390fSRalf Baechle select DMA_NONCOHERENT 70273b4390fSRalf Baechle select HW_HAS_PCI 70373b4390fSRalf Baechle select IRQ_CPU 70473b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 70573b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 70673b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 70773b4390fSRalf Baechle select SWAP_IO_SPACE 70873b4390fSRalf Baechle select BOOT_RAW 709d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 71073b4390fSRalf Baechle help 71173b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 71273b4390fSRalf Baechle based on the IDT RC32434 SoC. 71373b4390fSRalf Baechle 714ade299d8SYoichi Yuasaconfig WR_PPMC 715ade299d8SYoichi Yuasa bool "Wind River PPMC board" 71642f77542SRalf Baechle select CEVT_R4K 717940f6b48SRalf Baechle select CSRC_R4K 718ade299d8SYoichi Yuasa select IRQ_CPU 719ade299d8SYoichi Yuasa select BOOT_ELF32 720ade299d8SYoichi Yuasa select DMA_NONCOHERENT 721ade299d8SYoichi Yuasa select HW_HAS_PCI 722ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 723ade299d8SYoichi Yuasa select SWAP_IO_SPACE 724ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 725ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 726ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 727ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 728ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 729ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 730ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 731ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 732ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 733ade299d8SYoichi Yuasa help 734ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 735ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 736ade299d8SYoichi Yuasa 737a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 738c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 739a86c7f72SDavid Daney select CEVT_R4K 740a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 741a86c7f72SDavid Daney select DMA_COHERENT 742a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 743a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 744773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7455e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 746465aaed0SDavid Daney select HOLES_IN_ZONE 747a86c7f72SDavid Daney help 748a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 749a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 750a86c7f72SDavid Daney hardware. 751a86c7f72SDavid Daney 752a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 753c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 754a86c7f72SDavid Daney select CEVT_R4K 755a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 756a86c7f72SDavid Daney select DMA_COHERENT 757a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 758a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 759f65aad41SRalf Baechle select EDAC_SUPPORT 760773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 761a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7625e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 763a86c7f72SDavid Daney select SWAP_IO_SPACE 764e8635b48SDavid Daney select HW_HAS_PCI 765e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 766f00e001eSDavid Daney select ZONE_DMA32 767340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 768340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 769465aaed0SDavid Daney select HOLES_IN_ZONE 770a86c7f72SDavid Daney help 771a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 772a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 773a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 774a86c7f72SDavid Daney Some of the supported boards are: 775a86c7f72SDavid Daney EBT3000 776a86c7f72SDavid Daney EBH3000 777a86c7f72SDavid Daney EBH3100 778a86c7f72SDavid Daney Thunder 779a86c7f72SDavid Daney Kodama 780a86c7f72SDavid Daney Hikari 781a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 782a86c7f72SDavid Daney 7837f058e85SJayachandran Cconfig NLM_XLR_BOARD 7847f058e85SJayachandran C bool "Netlogic XLR/XLS based systems" 7857f058e85SJayachandran C select BOOT_ELF32 7867f058e85SJayachandran C select NLM_COMMON 7877f058e85SJayachandran C select SYS_HAS_CPU_XLR 7887f058e85SJayachandran C select SYS_SUPPORTS_SMP 7897f058e85SJayachandran C select HW_HAS_PCI 7907f058e85SJayachandran C select SWAP_IO_SPACE 7917f058e85SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 7927f058e85SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 7937f058e85SJayachandran C select 64BIT_PHYS_ADDR 7947f058e85SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 7957f058e85SJayachandran C select SYS_SUPPORTS_HIGHMEM 7967f058e85SJayachandran C select DMA_COHERENT 7977f058e85SJayachandran C select NR_CPUS_DEFAULT_32 7987f058e85SJayachandran C select CEVT_R4K 7997f058e85SJayachandran C select CSRC_R4K 8007f058e85SJayachandran C select IRQ_CPU 801f32671a8SGanesan Ramalingam select ARCH_SUPPORTS_MSI 802b97215fdSJayachandran C select ZONE_DMA32 if 64BIT 8037f058e85SJayachandran C select SYNC_R4K 8047f058e85SJayachandran C select SYS_HAS_EARLY_PRINTK 805f35574a3SJayachandran C select USB_ARCH_HAS_OHCI if USB_SUPPORT 806f35574a3SJayachandran C select USB_ARCH_HAS_EHCI if USB_SUPPORT 8077f058e85SJayachandran C help 8087f058e85SJayachandran C Support for systems based on Netlogic XLR and XLS processors. 8097f058e85SJayachandran C Say Y here if you have a XLR or XLS based board. 8107f058e85SJayachandran C 8111c773ea4SJayachandran Cconfig NLM_XLP_BOARD 8121c773ea4SJayachandran C bool "Netlogic XLP based systems" 8131c773ea4SJayachandran C select BOOT_ELF32 8141c773ea4SJayachandran C select NLM_COMMON 8151c773ea4SJayachandran C select SYS_HAS_CPU_XLP 8161c773ea4SJayachandran C select SYS_SUPPORTS_SMP 8171c773ea4SJayachandran C select HW_HAS_PCI 8181c773ea4SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 8191c773ea4SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 8201c773ea4SJayachandran C select 64BIT_PHYS_ADDR 8211c773ea4SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 8221c773ea4SJayachandran C select SYS_SUPPORTS_LITTLE_ENDIAN 8231c773ea4SJayachandran C select SYS_SUPPORTS_HIGHMEM 8241c773ea4SJayachandran C select DMA_COHERENT 8251c773ea4SJayachandran C select NR_CPUS_DEFAULT_32 8261c773ea4SJayachandran C select CEVT_R4K 8271c773ea4SJayachandran C select CSRC_R4K 8281c773ea4SJayachandran C select IRQ_CPU 829b97215fdSJayachandran C select ZONE_DMA32 if 64BIT 8301c773ea4SJayachandran C select SYNC_R4K 8311c773ea4SJayachandran C select SYS_HAS_EARLY_PRINTK 8322f6528e1SJayachandran C select USE_OF 8331c773ea4SJayachandran C help 8341c773ea4SJayachandran C This board is based on Netlogic XLP Processor. 8351c773ea4SJayachandran C Say Y here if you have a XLP based board. 8361c773ea4SJayachandran C 8371da177e4SLinus Torvaldsendchoice 8381da177e4SLinus Torvalds 839e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 840d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 841a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig" 842e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 8435e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 8445ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 8458ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig" 8461f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 8470f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig" 848a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 849ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig" 85029c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 85138b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 85222b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 8535e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 854a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 85585749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 856ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig" 8577f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig" 85838b18f72SRalf Baechle 8595e83d430SRalf Baechleendmenu 8605e83d430SRalf Baechle 8611da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 8621da177e4SLinus Torvalds bool 8631da177e4SLinus Torvalds default y 8641da177e4SLinus Torvalds 8651da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 8661da177e4SLinus Torvalds bool 8671da177e4SLinus Torvalds 868f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 869f0d1b0b3SDavid Howells bool 870f0d1b0b3SDavid Howells default n 871f0d1b0b3SDavid Howells 872f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 873f0d1b0b3SDavid Howells bool 874f0d1b0b3SDavid Howells default n 875f0d1b0b3SDavid Howells 8763c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 8773c9ee7efSAkinobu Mita bool 8783c9ee7efSAkinobu Mita default y 8793c9ee7efSAkinobu Mita 8801da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 8811da177e4SLinus Torvalds bool 8821da177e4SLinus Torvalds default y 8831da177e4SLinus Torvalds 884ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8851cc89038SAtsushi Nemoto bool 8861cc89038SAtsushi Nemoto default y 8871cc89038SAtsushi Nemoto 8881da177e4SLinus Torvalds# 8891da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8901da177e4SLinus Torvalds# 8910e2794b0SRalf Baechleconfig FW_ARC 8921da177e4SLinus Torvalds bool 8931da177e4SLinus Torvalds 89461ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 89561ed242dSRalf Baechle bool 89661ed242dSRalf Baechle 8979267a30dSMarc St-Jeanconfig BOOT_RAW 8989267a30dSMarc St-Jean bool 8999267a30dSMarc St-Jean 900217dd11eSRalf Baechleconfig CEVT_BCM1480 901217dd11eSRalf Baechle bool 902217dd11eSRalf Baechle 9036457d9fcSYoichi Yuasaconfig CEVT_DS1287 9046457d9fcSYoichi Yuasa bool 9056457d9fcSYoichi Yuasa 9061097c6acSYoichi Yuasaconfig CEVT_GT641XX 9071097c6acSYoichi Yuasa bool 9081097c6acSYoichi Yuasa 90942f77542SRalf Baechleconfig CEVT_R4K 91042f77542SRalf Baechle bool 91142f77542SRalf Baechle 912217dd11eSRalf Baechleconfig CEVT_SB1250 913217dd11eSRalf Baechle bool 914217dd11eSRalf Baechle 915229f773eSAtsushi Nemotoconfig CEVT_TXX9 916229f773eSAtsushi Nemoto bool 917229f773eSAtsushi Nemoto 918217dd11eSRalf Baechleconfig CSRC_BCM1480 919217dd11eSRalf Baechle bool 920217dd11eSRalf Baechle 9214247417dSYoichi Yuasaconfig CSRC_IOASIC 9224247417dSYoichi Yuasa bool 9234247417dSYoichi Yuasa 924a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 925a3a0f8c8SDavid VomLehn bool 926a3a0f8c8SDavid VomLehn 927940f6b48SRalf Baechleconfig CSRC_R4K 928940f6b48SRalf Baechle bool 929940f6b48SRalf Baechle 930778eeb1bSSteven J. Hillconfig CSRC_GIC 931778eeb1bSSteven J. Hill bool 932778eeb1bSSteven J. Hill 933217dd11eSRalf Baechleconfig CSRC_SB1250 934217dd11eSRalf Baechle bool 935217dd11eSRalf Baechle 936a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 937a9aec7feSAtsushi Nemoto select GENERIC_GPIO 9387444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 939a9aec7feSAtsushi Nemoto bool 940a9aec7feSAtsushi Nemoto 9410e2794b0SRalf Baechleconfig FW_CFE 942df78b5c8SAurelien Jarno bool 943df78b5c8SAurelien Jarno 9444bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT 9454bafad92SFUJITA Tomonori def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT 9464bafad92SFUJITA Tomonori 9471da177e4SLinus Torvaldsconfig DMA_COHERENT 9481da177e4SLinus Torvalds bool 9491da177e4SLinus Torvalds 9501da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 9511da177e4SLinus Torvalds bool 952e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 9534ce588cdSRalf Baechle 954e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 9554ce588cdSRalf Baechle bool 9561da177e4SLinus Torvalds 95736a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 9581da177e4SLinus Torvalds bool 9591da177e4SLinus Torvalds 960dbb74540SRalf Baechleconfig HOTPLUG_CPU 9611b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 9621b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 9631b2bc75cSRalf Baechle help 9641b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 9651b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 9661b2bc75cSRalf Baechle (Note: power management support will enable this option 9671b2bc75cSRalf Baechle automatically on SMP systems. ) 9681b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 9691b2bc75cSRalf Baechle 9701b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 971dbb74540SRalf Baechle bool 972dbb74540SRalf Baechle 9731da177e4SLinus Torvaldsconfig I8259 9741da177e4SLinus Torvalds bool 9751da177e4SLinus Torvalds 9761da177e4SLinus Torvaldsconfig MIPS_BONITO64 9771da177e4SLinus Torvalds bool 9781da177e4SLinus Torvalds 9791da177e4SLinus Torvaldsconfig MIPS_MSC 9801da177e4SLinus Torvalds bool 9811da177e4SLinus Torvalds 9821f21d2bdSBrian Murphyconfig MIPS_NILE4 9831f21d2bdSBrian Murphy bool 9841f21d2bdSBrian Murphy 9851da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9861da177e4SLinus Torvalds bool 9871da177e4SLinus Torvalds 98839b8d525SRalf Baechleconfig SYNC_R4K 98939b8d525SRalf Baechle bool 99039b8d525SRalf Baechle 991487d70d0SGabor Juhosconfig MIPS_MACHINE 992487d70d0SGabor Juhos def_bool n 993487d70d0SGabor Juhos 994d388d685SMaciej W. Rozyckiconfig NO_IOPORT 995d388d685SMaciej W. Rozycki def_bool n 996d388d685SMaciej W. Rozycki 9978313da30SRalf Baechleconfig GENERIC_ISA_DMA 9988313da30SRalf Baechle bool 9998313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 1000a35bee8aSNamhyung Kim select ISA_DMA_API 10018313da30SRalf Baechle 1002aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 1003aa414dffSRalf Baechle bool 10048313da30SRalf Baechle select GENERIC_ISA_DMA 1005aa414dffSRalf Baechle 1006a35bee8aSNamhyung Kimconfig ISA_DMA_API 1007a35bee8aSNamhyung Kim bool 1008a35bee8aSNamhyung Kim 100909663335SYoichi Yuasaconfig GENERIC_GPIO 101009663335SYoichi Yuasa bool 101109663335SYoichi Yuasa 1012465aaed0SDavid Daneyconfig HOLES_IN_ZONE 1013465aaed0SDavid Daney bool 1014465aaed0SDavid Daney 10155e83d430SRalf Baechle# 10166b2aac42SMasanari Iida# Endianness selection. Sufficiently obscure so many users don't know what to 10175e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 10185e83d430SRalf Baechle# choice statement should be more obvious to the user. 10195e83d430SRalf Baechle# 10205e83d430SRalf Baechlechoice 10216b2aac42SMasanari Iida prompt "Endianness selection" 10221da177e4SLinus Torvalds help 10231da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 10245e83d430SRalf Baechle byte order. These modes require different kernels and a different 10253cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 10265e83d430SRalf Baechle particular system but some systems are just as commonly used in the 10273dde6ad8SDavid Sterba one or the other endianness. 10285e83d430SRalf Baechle 10295e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 10305e83d430SRalf Baechle bool "Big endian" 10315e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 10325e83d430SRalf Baechle 10335e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 10345e83d430SRalf Baechle bool "Little endian" 10355e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 10365e83d430SRalf Baechle help 10375e83d430SRalf Baechle 10385e83d430SRalf Baechleendchoice 10395e83d430SRalf Baechle 104022b0763aSDavid Daneyconfig EXPORT_UASM 104122b0763aSDavid Daney bool 104222b0763aSDavid Daney 10432116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 10442116245eSRalf Baechle bool 10452116245eSRalf Baechle 10465e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 10475e83d430SRalf Baechle bool 10485e83d430SRalf Baechle 10495e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 10505e83d430SRalf Baechle bool 10511da177e4SLinus Torvalds 10529cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 10539cffd154SDavid Daney bool 10549cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 10559cffd154SDavid Daney default y 10569cffd154SDavid Daney 1057aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT 1058aa1762f4SDavid Daney def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE 1059aa1762f4SDavid Daney 10601da177e4SLinus Torvaldsconfig IRQ_CPU 10611da177e4SLinus Torvalds bool 10621da177e4SLinus Torvalds 10631da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 10641da177e4SLinus Torvalds bool 10651da177e4SLinus Torvalds 10669267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 10679267a30dSMarc St-Jean bool 10689267a30dSMarc St-Jean 10699267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 10709267a30dSMarc St-Jean bool 10719267a30dSMarc St-Jean 10728420fd00SAtsushi Nemotoconfig IRQ_TXX9 10738420fd00SAtsushi Nemoto bool 10748420fd00SAtsushi Nemoto 1075d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 1076d5ab1a69SYoichi Yuasa bool 1077d5ab1a69SYoichi Yuasa 107839b8d525SRalf Baechleconfig IRQ_GIC 107939b8d525SRalf Baechle bool 108039b8d525SRalf Baechle 10811da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 10821da177e4SLinus Torvalds bool 10831da177e4SLinus Torvalds 1084252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10851da177e4SLinus Torvalds bool 10861da177e4SLinus Torvalds 10879267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10889267a30dSMarc St-Jean bool 10899267a30dSMarc St-Jean 1090a83860c2SRalf Baechleconfig SOC_EMMA2RH 1091a83860c2SRalf Baechle bool 1092a83860c2SRalf Baechle select CEVT_R4K 1093a83860c2SRalf Baechle select CSRC_R4K 1094a83860c2SRalf Baechle select DMA_NONCOHERENT 1095a83860c2SRalf Baechle select IRQ_CPU 1096a83860c2SRalf Baechle select SWAP_IO_SPACE 1097a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1098a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1099a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1100a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1101a83860c2SRalf Baechle 1102edb6310aSDaniel Lairdconfig SOC_PNX833X 1103edb6310aSDaniel Laird bool 1104edb6310aSDaniel Laird select CEVT_R4K 1105edb6310aSDaniel Laird select CSRC_R4K 1106edb6310aSDaniel Laird select IRQ_CPU 1107edb6310aSDaniel Laird select DMA_NONCOHERENT 1108edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1109edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1110edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1111edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1112edb6310aSDaniel Laird select GENERIC_GPIO 1113edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1114edb6310aSDaniel Laird 1115edb6310aSDaniel Lairdconfig SOC_PNX8335 1116edb6310aSDaniel Laird bool 1117edb6310aSDaniel Laird select SOC_PNX833X 1118edb6310aSDaniel Laird 11191da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 11201da177e4SLinus Torvalds bool 11211da177e4SLinus Torvalds 1122e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1123e2defae5SThomas Bogendoerfer bool 1124e2defae5SThomas Bogendoerfer 11255b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 11265b438c44SThomas Bogendoerfer bool 11275b438c44SThomas Bogendoerfer 1128e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1129e2defae5SThomas Bogendoerfer bool 1130e2defae5SThomas Bogendoerfer 1131e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1132e2defae5SThomas Bogendoerfer bool 1133e2defae5SThomas Bogendoerfer 1134e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1135e2defae5SThomas Bogendoerfer bool 1136e2defae5SThomas Bogendoerfer 1137e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1138e2defae5SThomas Bogendoerfer bool 1139e2defae5SThomas Bogendoerfer 1140e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1141e2defae5SThomas Bogendoerfer bool 1142e2defae5SThomas Bogendoerfer 11430e2794b0SRalf Baechleconfig FW_ARC32 11445e83d430SRalf Baechle bool 11455e83d430SRalf Baechle 1146231a35d3SThomas Bogendoerferconfig SNIPROM 1147231a35d3SThomas Bogendoerfer bool 1148231a35d3SThomas Bogendoerfer 11491da177e4SLinus Torvaldsconfig BOOT_ELF32 11501da177e4SLinus Torvalds bool 11511da177e4SLinus Torvalds 11521da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 11531da177e4SLinus Torvalds int 1154c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 11550db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1156a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 11571da177e4SLinus Torvalds default "5" 11581da177e4SLinus Torvalds 11591da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 11601da177e4SLinus Torvalds bool 11611da177e4SLinus Torvalds 11621da177e4SLinus Torvaldsconfig ARC_CONSOLE 11631da177e4SLinus Torvalds bool "ARC console support" 1164e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11651da177e4SLinus Torvalds 11661da177e4SLinus Torvaldsconfig ARC_MEMORY 11671da177e4SLinus Torvalds bool 116814b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11691da177e4SLinus Torvalds default y 11701da177e4SLinus Torvalds 11711da177e4SLinus Torvaldsconfig ARC_PROMLIB 11721da177e4SLinus Torvalds bool 1173e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11741da177e4SLinus Torvalds default y 11751da177e4SLinus Torvalds 11760e2794b0SRalf Baechleconfig FW_ARC64 11771da177e4SLinus Torvalds bool 11781da177e4SLinus Torvalds 11791da177e4SLinus Torvaldsconfig BOOT_ELF64 11801da177e4SLinus Torvalds bool 11811da177e4SLinus Torvalds 11821da177e4SLinus Torvaldsmenu "CPU selection" 11831da177e4SLinus Torvalds 11841da177e4SLinus Torvaldschoice 11851da177e4SLinus Torvalds prompt "CPU type" 11861da177e4SLinus Torvalds default CPU_R4X00 11871da177e4SLinus Torvalds 11883702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11893702bba5SWu Zhangjin bool "Loongson 2E" 11903702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11913702bba5SWu Zhangjin select CPU_LOONGSON2 11922a21c730SFuxin Zhang help 11932a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11942a21c730SFuxin Zhang with many extensions. 11952a21c730SFuxin Zhang 119625985edcSLucas De Marchi It has an internal FPGA northbridge, which is compatible to 11976f7a251aSWu Zhangjin bonito64. 11986f7a251aSWu Zhangjin 11996f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 12006f7a251aSWu Zhangjin bool "Loongson 2F" 12016f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 12026f7a251aSWu Zhangjin select CPU_LOONGSON2 1203c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 12046f7a251aSWu Zhangjin help 12056f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 12066f7a251aSWu Zhangjin with many extensions. 12076f7a251aSWu Zhangjin 12086f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 12096f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 12106f7a251aSWu Zhangjin Loongson2E. 12116f7a251aSWu Zhangjin 1212ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B 1213ca585cf9SKelvin Cheung bool "Loongson 1B" 1214ca585cf9SKelvin Cheung depends on SYS_HAS_CPU_LOONGSON1B 1215ca585cf9SKelvin Cheung select CPU_LOONGSON1 1216ca585cf9SKelvin Cheung help 1217ca585cf9SKelvin Cheung The Loongson 1B is a 32-bit SoC, which implements the MIPS32 1218ca585cf9SKelvin Cheung release 2 instruction set. 1219ca585cf9SKelvin Cheung 12206e760c8dSRalf Baechleconfig CPU_MIPS32_R1 12216e760c8dSRalf Baechle bool "MIPS32 Release 1" 12227cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 12236e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1224797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1225ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12266e760c8dSRalf Baechle help 12275e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 12281e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12291e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12301e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12311e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12321e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 12331e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 12341e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 12351e5f1caaSRalf Baechle performance. 12361e5f1caaSRalf Baechle 12371e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 12381e5f1caaSRalf Baechle bool "MIPS32 Release 2" 12397cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 12401e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1241797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1242ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12431e5f1caaSRalf Baechle help 12445e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 12456e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12466e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12476e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12486e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12491da177e4SLinus Torvalds 12506e760c8dSRalf Baechleconfig CPU_MIPS64_R1 12516e760c8dSRalf Baechle bool "MIPS64 Release 1" 12527cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1253797798c1SRalf Baechle select CPU_HAS_PREFETCH 1254ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1255ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1256ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12579cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12586e760c8dSRalf Baechle help 12596e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 12606e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12616e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12626e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12636e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12641e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 12651e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 12661e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 12671e5f1caaSRalf Baechle performance. 12681e5f1caaSRalf Baechle 12691e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12701e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12717cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1272797798c1SRalf Baechle select CPU_HAS_PREFETCH 12731e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12741e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1275ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12769cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12771e5f1caaSRalf Baechle help 12781e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12791e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12801e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12811e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12821e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12831da177e4SLinus Torvalds 12841da177e4SLinus Torvaldsconfig CPU_R3000 12851da177e4SLinus Torvalds bool "R3000" 12867cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1287f7062ddbSRalf Baechle select CPU_HAS_WB 1288ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1289797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12901da177e4SLinus Torvalds help 12911da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12921da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12931da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12941da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12951da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12961da177e4SLinus Torvalds try to recompile with R3000. 12971da177e4SLinus Torvalds 12981da177e4SLinus Torvaldsconfig CPU_TX39XX 12991da177e4SLinus Torvalds bool "R39XX" 13007cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1301ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13021da177e4SLinus Torvalds 13031da177e4SLinus Torvaldsconfig CPU_VR41XX 13041da177e4SLinus Torvalds bool "R41xx" 13057cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1306ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1307ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13081da177e4SLinus Torvalds help 13095e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 13101da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 13111da177e4SLinus Torvalds kernel built with this option will not run on any other type of 13121da177e4SLinus Torvalds processor or vice versa. 13131da177e4SLinus Torvalds 13141da177e4SLinus Torvaldsconfig CPU_R4300 13151da177e4SLinus Torvalds bool "R4300" 13167cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1317ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1318ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13191da177e4SLinus Torvalds help 13201da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 13211da177e4SLinus Torvalds 13221da177e4SLinus Torvaldsconfig CPU_R4X00 13231da177e4SLinus Torvalds bool "R4x00" 13247cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1325ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1326ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1327970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13281da177e4SLinus Torvalds help 13291da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 13301da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 13311da177e4SLinus Torvalds 13321da177e4SLinus Torvaldsconfig CPU_TX49XX 13331da177e4SLinus Torvalds bool "R49XX" 13347cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1335de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1336ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1337ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1338970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13391da177e4SLinus Torvalds 13401da177e4SLinus Torvaldsconfig CPU_R5000 13411da177e4SLinus Torvalds bool "R5000" 13427cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1343ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1344ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1345970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13461da177e4SLinus Torvalds help 13471da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 13481da177e4SLinus Torvalds 13491da177e4SLinus Torvaldsconfig CPU_R5432 13501da177e4SLinus Torvalds bool "R5432" 13517cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 13525e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 13535e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1354970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13551da177e4SLinus Torvalds 1356542c1020SShinya Kuribayashiconfig CPU_R5500 1357542c1020SShinya Kuribayashi bool "R5500" 1358542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1359542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1360542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 13619cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1362542c1020SShinya Kuribayashi help 1363542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1364542c1020SShinya Kuribayashi instruction set. 1365542c1020SShinya Kuribayashi 13661da177e4SLinus Torvaldsconfig CPU_R6000 13671da177e4SLinus Torvalds bool "R6000" 13687cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1369ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13701da177e4SLinus Torvalds help 13711da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1372c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13731da177e4SLinus Torvalds 13741da177e4SLinus Torvaldsconfig CPU_NEVADA 13751da177e4SLinus Torvalds bool "RM52xx" 13767cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1377ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1378ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1379970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13801da177e4SLinus Torvalds help 13811da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13821da177e4SLinus Torvalds 13831da177e4SLinus Torvaldsconfig CPU_R8000 13841da177e4SLinus Torvalds bool "R8000" 13857cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13865e83d430SRalf Baechle select CPU_HAS_PREFETCH 1387ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13881da177e4SLinus Torvalds help 13891da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13901da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13911da177e4SLinus Torvalds 13921da177e4SLinus Torvaldsconfig CPU_R10000 13931da177e4SLinus Torvalds bool "R10000" 13947cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13955e83d430SRalf Baechle select CPU_HAS_PREFETCH 1396ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1397ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1398797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1399970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14001da177e4SLinus Torvalds help 14011da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 14021da177e4SLinus Torvalds 14031da177e4SLinus Torvaldsconfig CPU_RM7000 14041da177e4SLinus Torvalds bool "RM7000" 14057cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 14065e83d430SRalf Baechle select CPU_HAS_PREFETCH 1407ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1408ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1409797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1410970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14111da177e4SLinus Torvalds 14121da177e4SLinus Torvaldsconfig CPU_SB1 14131da177e4SLinus Torvalds bool "SB1" 14147cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1415ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1416ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1417797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1418970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14190004a9dfSRalf Baechle select WEAK_ORDERING 14201da177e4SLinus Torvalds 1421a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1422a86c7f72SDavid Daney bool "Cavium Octeon processor" 14235e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 14247ee91de4SYoichi Yuasa select ARCH_SPARSEMEM_ENABLE 1425a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1426a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1427a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1428a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1429a86c7f72SDavid Daney select WEAK_ORDERING 1430a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 14319cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 14327ed18152SDavid Daney select LIBFDT 14337ed18152SDavid Daney select USE_OF 1434a86c7f72SDavid Daney help 1435a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1436a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1437a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1438a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1439a86c7f72SDavid Daney 1440c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1441c1c0c461SKevin Cernekee bool "BMIPS3300" 1442c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 14431bbb6c1bSKevin Cernekee select CPU_BMIPS 1444c1c0c461SKevin Cernekee help 1445c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1446c1c0c461SKevin Cernekee 1447c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1448c1c0c461SKevin Cernekee bool "BMIPS4350" 1449c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 14501bbb6c1bSKevin Cernekee select CPU_BMIPS 1451c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1452c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1453c1c0c461SKevin Cernekee help 1454c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1455c1c0c461SKevin Cernekee 1456c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1457c1c0c461SKevin Cernekee bool "BMIPS4380" 1458c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 14591bbb6c1bSKevin Cernekee select CPU_BMIPS 1460c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1461c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1462c1c0c461SKevin Cernekee help 1463c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1464c1c0c461SKevin Cernekee 1465c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1466c1c0c461SKevin Cernekee bool "BMIPS5000" 1467c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 14681bbb6c1bSKevin Cernekee select CPU_BMIPS 1469c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 14701bbb6c1bSKevin Cernekee select MIPS_CPU_SCACHE 1471c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1472c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1473c1c0c461SKevin Cernekee help 1474c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1475c1c0c461SKevin Cernekee 14767f058e85SJayachandran Cconfig CPU_XLR 14777f058e85SJayachandran C bool "Netlogic XLR SoC" 14787f058e85SJayachandran C depends on SYS_HAS_CPU_XLR 14797f058e85SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14807f058e85SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14817f058e85SJayachandran C select CPU_SUPPORTS_HIGHMEM 1482970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14837f058e85SJayachandran C select WEAK_ORDERING 14847f058e85SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14857f058e85SJayachandran C help 14867f058e85SJayachandran C Netlogic Microsystems XLR/XLS processors. 14871c773ea4SJayachandran C 14881c773ea4SJayachandran Cconfig CPU_XLP 14891c773ea4SJayachandran C bool "Netlogic XLP SoC" 14901c773ea4SJayachandran C depends on SYS_HAS_CPU_XLP 14911c773ea4SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14921c773ea4SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14931c773ea4SJayachandran C select CPU_SUPPORTS_HIGHMEM 14941c773ea4SJayachandran C select CPU_HAS_LLSC 14951c773ea4SJayachandran C select WEAK_ORDERING 14961c773ea4SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14971c773ea4SJayachandran C select CPU_HAS_PREFETCH 1498d6504846SJayachandran C select CPU_MIPSR2 14991c773ea4SJayachandran C help 15001c773ea4SJayachandran C Netlogic Microsystems XLP processors. 15011da177e4SLinus Torvaldsendchoice 15021da177e4SLinus Torvalds 1503622844bfSWu Zhangjinif CPU_LOONGSON2F 1504622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1505622844bfSWu Zhangjin bool 1506622844bfSWu Zhangjin 1507622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1508622844bfSWu Zhangjin bool 1509622844bfSWu Zhangjin 1510622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1511622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1512622844bfSWu Zhangjin default y 1513622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1514622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1515622844bfSWu Zhangjin help 1516622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1517622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1518622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1519622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1520622844bfSWu Zhangjin 1521622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1522622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1523622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1524622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1525622844bfSWu Zhangjin systems. 1526622844bfSWu Zhangjin 1527622844bfSWu Zhangjin If unsure, please say Y. 1528622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1529622844bfSWu Zhangjin 15301b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 15311b93b3c3SWu Zhangjin bool 15321b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 15331b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 15341b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1535fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 15361b93b3c3SWu Zhangjin 15371b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 15381b93b3c3SWu Zhangjin bool 15391b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 15401b93b3c3SWu Zhangjin 15413702bba5SWu Zhangjinconfig CPU_LOONGSON2 15423702bba5SWu Zhangjin bool 15433702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 15443702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 15453702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 1546970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 15473702bba5SWu Zhangjin 1548ca585cf9SKelvin Cheungconfig CPU_LOONGSON1 1549ca585cf9SKelvin Cheung bool 1550ca585cf9SKelvin Cheung select CPU_MIPS32 1551ca585cf9SKelvin Cheung select CPU_MIPSR2 1552ca585cf9SKelvin Cheung select CPU_HAS_PREFETCH 1553ca585cf9SKelvin Cheung select CPU_SUPPORTS_32BIT_KERNEL 1554ca585cf9SKelvin Cheung select CPU_SUPPORTS_HIGHMEM 1555ca585cf9SKelvin Cheung 15561bbb6c1bSKevin Cernekeeconfig CPU_BMIPS 15571bbb6c1bSKevin Cernekee bool 15581bbb6c1bSKevin Cernekee select CPU_MIPS32 15591bbb6c1bSKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 15601bbb6c1bSKevin Cernekee select DMA_NONCOHERENT 15611bbb6c1bSKevin Cernekee select IRQ_CPU 15621bbb6c1bSKevin Cernekee select SWAP_IO_SPACE 15631bbb6c1bSKevin Cernekee select WEAK_ORDERING 15641bbb6c1bSKevin Cernekee 15653702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 15662a21c730SFuxin Zhang bool 15672a21c730SFuxin Zhang 15686f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 15696f7a251aSWu Zhangjin bool 157055045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 157155045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 157222f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 15736f7a251aSWu Zhangjin 1574ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B 1575ca585cf9SKelvin Cheung bool 1576ca585cf9SKelvin Cheung 15777cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 15787cf8053bSRalf Baechle bool 15797cf8053bSRalf Baechle 15807cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 15817cf8053bSRalf Baechle bool 15827cf8053bSRalf Baechle 15837cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 15847cf8053bSRalf Baechle bool 15857cf8053bSRalf Baechle 15867cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 15877cf8053bSRalf Baechle bool 15887cf8053bSRalf Baechle 15897cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 15907cf8053bSRalf Baechle bool 15917cf8053bSRalf Baechle 15927cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 15937cf8053bSRalf Baechle bool 15947cf8053bSRalf Baechle 15957cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 15967cf8053bSRalf Baechle bool 15977cf8053bSRalf Baechle 15987cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15997cf8053bSRalf Baechle bool 16007cf8053bSRalf Baechle 16017cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 16027cf8053bSRalf Baechle bool 16037cf8053bSRalf Baechle 16047cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 16057cf8053bSRalf Baechle bool 16067cf8053bSRalf Baechle 16077cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 16087cf8053bSRalf Baechle bool 16097cf8053bSRalf Baechle 16107cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 16117cf8053bSRalf Baechle bool 16127cf8053bSRalf Baechle 1613542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1614542c1020SShinya Kuribayashi bool 1615542c1020SShinya Kuribayashi 16167cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 16177cf8053bSRalf Baechle bool 16187cf8053bSRalf Baechle 16197cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 16207cf8053bSRalf Baechle bool 16217cf8053bSRalf Baechle 16227cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 16237cf8053bSRalf Baechle bool 16247cf8053bSRalf Baechle 16257cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 16267cf8053bSRalf Baechle bool 16277cf8053bSRalf Baechle 16287cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 16297cf8053bSRalf Baechle bool 16307cf8053bSRalf Baechle 16317cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 16327cf8053bSRalf Baechle bool 16337cf8053bSRalf Baechle 16345e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 16355e683389SDavid Daney bool 16365e683389SDavid Daney 1637c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1638c1c0c461SKevin Cernekee bool 1639c1c0c461SKevin Cernekee 1640c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1641c1c0c461SKevin Cernekee bool 1642c1c0c461SKevin Cernekee 1643c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1644c1c0c461SKevin Cernekee bool 1645c1c0c461SKevin Cernekee 1646c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1647c1c0c461SKevin Cernekee bool 1648c1c0c461SKevin Cernekee 16497f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR 16507f058e85SJayachandran C bool 16517f058e85SJayachandran C 16521c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP 16531c773ea4SJayachandran C bool 16541c773ea4SJayachandran C 165517099b11SRalf Baechle# 165617099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 165717099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 165817099b11SRalf Baechle# 16590004a9dfSRalf Baechleconfig WEAK_ORDERING 16600004a9dfSRalf Baechle bool 166117099b11SRalf Baechle 166217099b11SRalf Baechle# 166317099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 166417099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 166517099b11SRalf Baechle# 166617099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 166717099b11SRalf Baechle bool 16685e83d430SRalf Baechleendmenu 16695e83d430SRalf Baechle 16705e83d430SRalf Baechle# 16715e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 16725e83d430SRalf Baechle# 16735e83d430SRalf Baechleconfig CPU_MIPS32 16745e83d430SRalf Baechle bool 16755e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 16765e83d430SRalf Baechle 16775e83d430SRalf Baechleconfig CPU_MIPS64 16785e83d430SRalf Baechle bool 16795e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 16805e83d430SRalf Baechle 16815e83d430SRalf Baechle# 1682c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 16835e83d430SRalf Baechle# 16845e83d430SRalf Baechleconfig CPU_MIPSR1 16855e83d430SRalf Baechle bool 16865e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 16875e83d430SRalf Baechle 16885e83d430SRalf Baechleconfig CPU_MIPSR2 16895e83d430SRalf Baechle bool 1690a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 16915e83d430SRalf Baechle 16925e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 16935e83d430SRalf Baechle bool 16945e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 16955e83d430SRalf Baechle bool 16965e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 16975e83d430SRalf Baechle bool 16985e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 16995e83d430SRalf Baechle bool 170055045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 170155045ff5SWu Zhangjin bool 170255045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 170355045ff5SWu Zhangjin bool 17049cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 17059cffd154SDavid Daney bool 170622f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 170722f1fdfdSWu Zhangjin bool 170882622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 170982622284SDavid Daney bool 1710d6504846SJayachandran C default y if 64BIT && CPU_MIPSR2 && !CPU_XLP 17115e83d430SRalf Baechle 17128192c9eaSDavid Daney# 17138192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 17148192c9eaSDavid Daney# 17158192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 17168192c9eaSDavid Daney bool 1717f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 17188192c9eaSDavid Daney 17195e83d430SRalf Baechlemenu "Kernel type" 17205e83d430SRalf Baechle 17215e83d430SRalf Baechlechoice 17225e83d430SRalf Baechle prompt "Kernel code model" 17235e83d430SRalf Baechle help 17245e83d430SRalf Baechle You should only select this option if you have a workload that 17255e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 17265e83d430SRalf Baechle large memory. You will only be presented a single option in this 17275e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 17285e83d430SRalf Baechle 17295e83d430SRalf Baechleconfig 32BIT 17305e83d430SRalf Baechle bool "32-bit kernel" 17315e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 17325e83d430SRalf Baechle select TRAD_SIGNALS 17335e83d430SRalf Baechle help 17345e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 17355e83d430SRalf Baechleconfig 64BIT 17365e83d430SRalf Baechle bool "64-bit kernel" 17375e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1738dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 17395e83d430SRalf Baechle help 17405e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 17415e83d430SRalf Baechle 17425e83d430SRalf Baechleendchoice 17435e83d430SRalf Baechle 17441da177e4SLinus Torvaldschoice 17451da177e4SLinus Torvalds prompt "Kernel page size" 17461da177e4SLinus Torvalds default PAGE_SIZE_4KB 17471da177e4SLinus Torvalds 17481da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 17491da177e4SLinus Torvalds bool "4kB" 1750315fe625SWu Zhangjin depends on !CPU_LOONGSON2 17511da177e4SLinus Torvalds help 17521da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 17531da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 17541da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 17551da177e4SLinus Torvalds recommended for low memory systems. 17561da177e4SLinus Torvalds 17571da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 17581da177e4SLinus Torvalds bool "8kB" 17597d60717eSKees Cook depends on CPU_R8000 || CPU_CAVIUM_OCTEON 17601da177e4SLinus Torvalds help 17611da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 17621da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1763c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1764c52399beSRalf Baechle suitable Linux distribution to support this. 17651da177e4SLinus Torvalds 17661da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 17671da177e4SLinus Torvalds bool "16kB" 1768714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 17691da177e4SLinus Torvalds help 17701da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 17711da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1772714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1773714bfad6SRalf Baechle Linux distribution to support this. 17741da177e4SLinus Torvalds 1775c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1776c52399beSRalf Baechle bool "32kB" 1777c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1778c52399beSRalf Baechle help 1779c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1780c52399beSRalf Baechle the price of higher memory consumption. This option is available 1781c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1782c52399beSRalf Baechle distribution to support this. 1783c52399beSRalf Baechle 17841da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 17851da177e4SLinus Torvalds bool "64kB" 17867d60717eSKees Cook depends on !CPU_R3000 && !CPU_TX39XX 17871da177e4SLinus Torvalds help 17881da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 17891da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 17901da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1791714bfad6SRalf Baechle writing this option is still high experimental. 17921da177e4SLinus Torvalds 17931da177e4SLinus Torvaldsendchoice 17941da177e4SLinus Torvalds 1795c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1796c9bace7cSDavid Daney int "Maximum zone order" 179785f993b8SDavid Daney range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB 179885f993b8SDavid Daney default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB 179985f993b8SDavid Daney range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB 180085f993b8SDavid Daney default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB 180185f993b8SDavid Daney range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB 180285f993b8SDavid Daney default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB 1803c9bace7cSDavid Daney range 11 64 1804c9bace7cSDavid Daney default "11" 1805c9bace7cSDavid Daney help 1806c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1807c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1808c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1809c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1810c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1811c9bace7cSDavid Daney increase this value. 1812c9bace7cSDavid Daney 1813c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1814c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1815c9bace7cSDavid Daney 1816c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1817c9bace7cSDavid Daney when choosing a value for this option. 1818c9bace7cSDavid Daney 18191da177e4SLinus Torvaldsconfig BOARD_SCACHE 18201da177e4SLinus Torvalds bool 18211da177e4SLinus Torvalds 18221da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 18231da177e4SLinus Torvalds bool 18241da177e4SLinus Torvalds select BOARD_SCACHE 18251da177e4SLinus Torvalds 18269318c51aSChris Dearman# 18279318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 18289318c51aSChris Dearman# 18299318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 18309318c51aSChris Dearman bool 18319318c51aSChris Dearman select BOARD_SCACHE 18329318c51aSChris Dearman 18331da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 18341da177e4SLinus Torvalds bool 18351da177e4SLinus Torvalds select BOARD_SCACHE 18361da177e4SLinus Torvalds 18371da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 18381da177e4SLinus Torvalds bool 18391da177e4SLinus Torvalds select BOARD_SCACHE 18401da177e4SLinus Torvalds 18411da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 18421da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 18431da177e4SLinus Torvalds depends on CPU_SB1 18441da177e4SLinus Torvalds help 18451da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 18461da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 18471da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 18481da177e4SLinus Torvalds 18491da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1850c8094b53SRalf Baechle bool 18511da177e4SLinus Torvalds 18523165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB 18533165c846SFlorian Fainelli bool 18543165c846SFlorian Fainelli default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX) 18553165c846SFlorian Fainelli 185691405eb6SFlorian Fainelliconfig CPU_R4K_FPU 185791405eb6SFlorian Fainelli bool 185891405eb6SFlorian Fainelli default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 185991405eb6SFlorian Fainelli 186062cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB 186162cedc4fSFlorian Fainelli bool 186262cedc4fSFlorian Fainelli default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 186362cedc4fSFlorian Fainelli 1864340ee4b9SRalf Baechlechoice 1865340ee4b9SRalf Baechle prompt "MIPS MT options" 1866f41ae0b2SRalf Baechle 1867f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1868f41ae0b2SRalf Baechle bool "Disable multithreading support." 1869f41ae0b2SRalf Baechle help 1870f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1871f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1872f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1873f41ae0b2SRalf Baechle option in this menu. 1874340ee4b9SRalf Baechle 187559d6ab86SRalf Baechleconfig MIPS_MT_SMP 187659d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 187759d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 187859d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1879d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 188059d6ab86SRalf Baechle select MIPS_MT 1881f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 188259d6ab86SRalf Baechle select SMP 18830ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 188459d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 188587353d8aSRalf Baechle select SMP_UP 1886399aaa25SAl Cooper select MIPS_PERF_SHARED_TC_COUNTERS 188759d6ab86SRalf Baechle help 188825f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 188925f12b33SRalf Baechle marketesed into SMVP. 189025f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 189125f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 189225f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 189325f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 189425f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 189525f12b33SRalf Baechle what Intel calls Hyperthreading. 189625f12b33SRalf Baechle 189725f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 189859d6ab86SRalf Baechle 189941c594abSRalf Baechleconfig MIPS_MT_SMTC 190041c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1901f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1902f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1903f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1904f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1905d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1906f41ae0b2SRalf Baechle select MIPS_MT 1907130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 190841c594abSRalf Baechle select SMP 190973b76c78SRalf Baechle select SYS_SUPPORTS_SMP 191087353d8aSRalf Baechle select SMP_UP 1911f41ae0b2SRalf Baechle help 1912f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1913f41ae0b2SRalf Baechle marketesed into SMVP. 191425f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 191525f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 191625f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 191725f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 191825f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 191925f12b33SRalf Baechle decision. 192025f12b33SRalf Baechle 192125f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 192241c594abSRalf Baechle 1923340ee4b9SRalf Baechleendchoice 1924340ee4b9SRalf Baechle 1925f41ae0b2SRalf Baechleconfig MIPS_MT 1926f41ae0b2SRalf Baechle bool 1927f41ae0b2SRalf Baechle 19280ab7aefcSRalf Baechleconfig SCHED_SMT 19290ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 19300ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 19310ab7aefcSRalf Baechle default n 19320ab7aefcSRalf Baechle help 19330ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 19340ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 19350ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 19360ab7aefcSRalf Baechle 19370ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 19380ab7aefcSRalf Baechle bool 19390ab7aefcSRalf Baechle 1940f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1941f41ae0b2SRalf Baechle bool 1942f41ae0b2SRalf Baechle 1943f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1944f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1945f088fc84SRalf Baechle default y 194607cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 194707cc0c9eSRalf Baechle 194807cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 194907cc0c9eSRalf Baechle bool "VPE loader support." 195007cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 195107cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 195207cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 195307cc0c9eSRalf Baechle select MIPS_MT 195407cc0c9eSRalf Baechle help 195507cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 195607cc0c9eSRalf Baechle onto another VPE and running it. 1957f088fc84SRalf Baechle 19580db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 19590db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 19600db34215SKevin D. Kissell depends on MIPS_MT_SMTC 19618531a35eSKevin D. Kissell default n 19620db34215SKevin D. Kissell help 19630db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 19640db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 19650db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 19660db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 19670db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 19688531a35eSKevin D. Kissell impact on interrupt service overhead. 19690db34215SKevin D. Kissell 1970f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1971f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1972f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1973f571eff0SKevin D. Kissell default n 1974f571eff0SKevin D. Kissell help 1975f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1976f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1977f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 19788531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 19798531a35eSKevin D. Kissell should be used only if you know what you are doing. 1980f571eff0SKevin D. Kissell 1981e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1982e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1983e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1984e01402b1SRalf Baechle default y 1985e01402b1SRalf Baechle help 1986e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1987e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1988e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1989e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1990e01402b1SRalf Baechle 1991e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1992e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1993e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1994e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 19955e83d430SRalf Baechle help 1996e01402b1SRalf Baechle 19974a16ff4cSRalf Baechleconfig MIPS_CMP 19984a16ff4cSRalf Baechle bool "MIPS CMP framework support" 19994a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 2000eb9b5141STim Anderson select SYNC_R4K 20014a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 20024a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 20034a16ff4cSRalf Baechle select WEAK_ORDERING 20044a16ff4cSRalf Baechle default n 20054a16ff4cSRalf Baechle help 20064a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 20074a16ff4cSRalf Baechle be handled differently... 20084a16ff4cSRalf Baechle 20091da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 20101da177e4SLinus Torvalds bool 20111da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 20121da177e4SLinus Torvalds default y 20131da177e4SLinus Torvalds 20141da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 20151da177e4SLinus Torvalds bool 20161da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 20171da177e4SLinus Torvalds default y 20181da177e4SLinus Torvalds 20191da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 20201da177e4SLinus Torvalds bool 20211da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 20221da177e4SLinus Torvalds default y 20231da177e4SLinus Torvalds 20241da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 2025d806cb2bSRalf Baechle bool 20261da177e4SLinus Torvalds 202760ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 202860ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 202960ec6571Spascal@pabr.org 20309693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 20319693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 20329693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 20339693a853SFranck Bui-Huu help 20349693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 20359693a853SFranck Bui-Huu increased security at both hardware and software level for 20369693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 20379693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 20389693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 20399693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 20409693a853SFranck Bui-Huu here. 20419693a853SFranck Bui-Huu 20421da177e4SLinus Torvaldsconfig CPU_HAS_WB 2043f7062ddbSRalf Baechle bool 2044e01402b1SRalf Baechle 2045df0ac8a4SKevin Cernekeeconfig XKS01 2046df0ac8a4SKevin Cernekee bool 2047df0ac8a4SKevin Cernekee 2048f41ae0b2SRalf Baechle# 2049f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 2050f41ae0b2SRalf Baechle# 2051e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 2052f41ae0b2SRalf Baechle bool 2053e01402b1SRalf Baechle 2054f41ae0b2SRalf Baechle# 2055f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 2056f41ae0b2SRalf Baechle# 2057e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 2058f41ae0b2SRalf Baechle bool 2059e01402b1SRalf Baechle 20601da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 20611da177e4SLinus Torvalds bool 20621da177e4SLinus Torvalds depends on !CPU_R3000 20631da177e4SLinus Torvalds default y 20641da177e4SLinus Torvalds 20651da177e4SLinus Torvalds# 206620d60d99SMaciej W. Rozycki# CPU non-features 206720d60d99SMaciej W. Rozycki# 206820d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 206920d60d99SMaciej W. Rozycki bool 207020d60d99SMaciej W. Rozycki 207120d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 207220d60d99SMaciej W. Rozycki bool 207320d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 207420d60d99SMaciej W. Rozycki 207520d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 207620d60d99SMaciej W. Rozycki bool 207720d60d99SMaciej W. Rozycki 207820d60d99SMaciej W. Rozycki# 20791da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 20801da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 20811da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 20821da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 20831da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 20841da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 20851da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 20861da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 2087797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 2088797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 2089797798c1SRalf Baechle# support. 20901da177e4SLinus Torvalds# 20911da177e4SLinus Torvaldsconfig HIGHMEM 20921da177e4SLinus Torvalds bool "High Memory Support" 2093797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 2094797798c1SRalf Baechle 2095797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 2096797798c1SRalf Baechle bool 2097797798c1SRalf Baechle 2098797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 2099797798c1SRalf Baechle bool 21001da177e4SLinus Torvalds 21019693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 21029693a853SFranck Bui-Huu bool 21039693a853SFranck Bui-Huu 2104b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2105b4819b59SYoichi Yuasa def_bool y 2106f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2107b4819b59SYoichi Yuasa 2108d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2109d8cb4e11SRalf Baechle bool 2110d8cb4e11SRalf Baechle default y if SGI_IP27 2111d8cb4e11SRalf Baechle help 21123dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2113d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2114d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2115d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2116d8cb4e11SRalf Baechle 2117b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2118b1c6cd42SAtsushi Nemoto bool 21197de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 212031473747SAtsushi Nemoto 2121d8cb4e11SRalf Baechleconfig NUMA 2122d8cb4e11SRalf Baechle bool "NUMA Support" 2123d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2124d8cb4e11SRalf Baechle help 2125d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2126d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2127d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2128d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2129d8cb4e11SRalf Baechle disabled. 2130d8cb4e11SRalf Baechle 2131d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2132d8cb4e11SRalf Baechle bool 2133d8cb4e11SRalf Baechle 2134c80d79d7SYasunori Gotoconfig NODES_SHIFT 2135c80d79d7SYasunori Goto int 2136c80d79d7SYasunori Goto default "6" 2137c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2138c80d79d7SYasunori Goto 213914f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 214014f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 21414be3d2f3SZi Shen Lim depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP) 214214f70012SDeng-Cheng Zhu default y 214314f70012SDeng-Cheng Zhu help 214414f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 214514f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 214614f70012SDeng-Cheng Zhu 2147b4819b59SYoichi Yuasasource "mm/Kconfig" 2148b4819b59SYoichi Yuasa 21491da177e4SLinus Torvaldsconfig SMP 21501da177e4SLinus Torvalds bool "Multi-Processing support" 2151e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 21522f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2153e73ea273SRalf Baechle help 21541da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 21551da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 21561da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 21591da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 21601da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 21611da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 21621da177e4SLinus Torvalds will run faster if you say N here. 21631da177e4SLinus Torvalds 21641da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 21651da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 21661da177e4SLinus Torvalds 216703502faaSAdrian Bunk See also the SMP-HOWTO available at 216803502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 21691da177e4SLinus Torvalds 21701da177e4SLinus Torvalds If you don't know what to do here, say N. 21711da177e4SLinus Torvalds 217287353d8aSRalf Baechleconfig SMP_UP 217387353d8aSRalf Baechle bool 217487353d8aSRalf Baechle 21754a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 21764a16ff4cSRalf Baechle bool 21774a16ff4cSRalf Baechle 2178e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2179e73ea273SRalf Baechle bool 2180e73ea273SRalf Baechle 218172ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 218272ede9b1SAtsushi Nemoto bool 218372ede9b1SAtsushi Nemoto 2184130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2185130e2fb7SRalf Baechle bool 2186130e2fb7SRalf Baechle 2187130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2188130e2fb7SRalf Baechle bool 2189130e2fb7SRalf Baechle 2190130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2191130e2fb7SRalf Baechle bool 2192130e2fb7SRalf Baechle 2193130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2194130e2fb7SRalf Baechle bool 2195130e2fb7SRalf Baechle 2196130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2197130e2fb7SRalf Baechle bool 2198130e2fb7SRalf Baechle 2199130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2200130e2fb7SRalf Baechle bool 2201130e2fb7SRalf Baechle 22021da177e4SLinus Torvaldsconfig NR_CPUS 22031da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 220472ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 22051da177e4SLinus Torvalds depends on SMP 220672ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2207130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2208130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2209130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2210130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2211130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2212130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 22131da177e4SLinus Torvalds help 22141da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 22151da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 22161da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 221772ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 221872ede9b1SAtsushi Nemoto and 2 for all others. 22191da177e4SLinus Torvalds 22201da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 222172ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 222272ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 222372ede9b1SAtsushi Nemoto power of two. 22241da177e4SLinus Torvalds 2225399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS 2226399aaa25SAl Cooper bool 2227399aaa25SAl Cooper 22281723b4a3SAtsushi Nemoto# 22291723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 22301723b4a3SAtsushi Nemoto# 22311723b4a3SAtsushi Nemoto 22321723b4a3SAtsushi Nemotochoice 22331723b4a3SAtsushi Nemoto prompt "Timer frequency" 22341723b4a3SAtsushi Nemoto default HZ_250 22351723b4a3SAtsushi Nemoto help 22361723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 22371723b4a3SAtsushi Nemoto 22381723b4a3SAtsushi Nemoto config HZ_48 22390f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 22401723b4a3SAtsushi Nemoto 22411723b4a3SAtsushi Nemoto config HZ_100 22421723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 22431723b4a3SAtsushi Nemoto 22441723b4a3SAtsushi Nemoto config HZ_128 22451723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 22461723b4a3SAtsushi Nemoto 22471723b4a3SAtsushi Nemoto config HZ_250 22481723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 22491723b4a3SAtsushi Nemoto 22501723b4a3SAtsushi Nemoto config HZ_256 22511723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 22521723b4a3SAtsushi Nemoto 22531723b4a3SAtsushi Nemoto config HZ_1000 22541723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 22551723b4a3SAtsushi Nemoto 22561723b4a3SAtsushi Nemoto config HZ_1024 22571723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 22581723b4a3SAtsushi Nemoto 22591723b4a3SAtsushi Nemotoendchoice 22601723b4a3SAtsushi Nemoto 22611723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 22621723b4a3SAtsushi Nemoto bool 22631723b4a3SAtsushi Nemoto 22641723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 22651723b4a3SAtsushi Nemoto bool 22661723b4a3SAtsushi Nemoto 22671723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 22681723b4a3SAtsushi Nemoto bool 22691723b4a3SAtsushi Nemoto 22701723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 22711723b4a3SAtsushi Nemoto bool 22721723b4a3SAtsushi Nemoto 22731723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 22741723b4a3SAtsushi Nemoto bool 22751723b4a3SAtsushi Nemoto 22761723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 22771723b4a3SAtsushi Nemoto bool 22781723b4a3SAtsushi Nemoto 22791723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 22801723b4a3SAtsushi Nemoto bool 22811723b4a3SAtsushi Nemoto 22821723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 22831723b4a3SAtsushi Nemoto bool 22841723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 22851723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 22861723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 22871723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 22881723b4a3SAtsushi Nemoto 22891723b4a3SAtsushi Nemotoconfig HZ 22901723b4a3SAtsushi Nemoto int 22911723b4a3SAtsushi Nemoto default 48 if HZ_48 22921723b4a3SAtsushi Nemoto default 100 if HZ_100 22931723b4a3SAtsushi Nemoto default 128 if HZ_128 22941723b4a3SAtsushi Nemoto default 250 if HZ_250 22951723b4a3SAtsushi Nemoto default 256 if HZ_256 22961723b4a3SAtsushi Nemoto default 1000 if HZ_1000 22971723b4a3SAtsushi Nemoto default 1024 if HZ_1024 22981723b4a3SAtsushi Nemoto 2299e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 23001da177e4SLinus Torvalds 2301ea6e942bSAtsushi Nemotoconfig KEXEC 23027d60717eSKees Cook bool "Kexec system call" 2303ea6e942bSAtsushi Nemoto help 2304ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2305ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 23063dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2307ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2308ea6e942bSAtsushi Nemoto 230901dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2310ea6e942bSAtsushi Nemoto 2311ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2312ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2313ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2314ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2315ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2316ea6e942bSAtsushi Nemoto 23177aa1c8f4SRalf Baechleconfig CRASH_DUMP 23187aa1c8f4SRalf Baechle bool "Kernel crash dumps" 23197aa1c8f4SRalf Baechle help 23207aa1c8f4SRalf Baechle Generate crash dump after being started by kexec. 23217aa1c8f4SRalf Baechle This should be normally only set in special crash dump kernels 23227aa1c8f4SRalf Baechle which are loaded in the main kernel with kexec-tools into 23237aa1c8f4SRalf Baechle a specially reserved region and then later executed after 23247aa1c8f4SRalf Baechle a crash by kdump/kexec. The crash dump kernel must be compiled 23257aa1c8f4SRalf Baechle to a memory address not used by the main kernel or firmware using 23267aa1c8f4SRalf Baechle PHYSICAL_START. 23277aa1c8f4SRalf Baechle 23287aa1c8f4SRalf Baechleconfig PHYSICAL_START 23297aa1c8f4SRalf Baechle hex "Physical address where the kernel is loaded" 23307aa1c8f4SRalf Baechle default "0xffffffff84000000" if 64BIT 23317aa1c8f4SRalf Baechle default "0x84000000" if 32BIT 23327aa1c8f4SRalf Baechle depends on CRASH_DUMP 23337aa1c8f4SRalf Baechle help 23347aa1c8f4SRalf Baechle This gives the CKSEG0 or KSEG0 address where the kernel is loaded. 23357aa1c8f4SRalf Baechle If you plan to use kernel for capturing the crash dump change 23367aa1c8f4SRalf Baechle this value to start of the reserved region (the "X" value as 23377aa1c8f4SRalf Baechle specified in the "crashkernel=YM@XM" command line boot parameter 23387aa1c8f4SRalf Baechle passed to the panic-ed kernel). 23397aa1c8f4SRalf Baechle 2340ea6e942bSAtsushi Nemotoconfig SECCOMP 2341ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2342293c5bd1SRalf Baechle depends on PROC_FS 2343ea6e942bSAtsushi Nemoto default y 2344ea6e942bSAtsushi Nemoto help 2345ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2346ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2347ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2348ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2349ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2350ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2351ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2352ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2353ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2354ea6e942bSAtsushi Nemoto 2355ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2356ea6e942bSAtsushi Nemoto 2357f2ffa5abSDezhong Diaoconfig USE_OF 23580b3e06fdSJonas Gorski bool 2359f2ffa5abSDezhong Diao select OF 2360e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2361abd2363fSGrant Likely select IRQ_DOMAIN 2362f2ffa5abSDezhong Diao 23635e83d430SRalf Baechleendmenu 23645e83d430SRalf Baechle 23651df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 23661df0f0ffSAtsushi Nemoto bool 23671df0f0ffSAtsushi Nemoto default y 23681df0f0ffSAtsushi Nemoto 23691df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 23701df0f0ffSAtsushi Nemoto bool 23711df0f0ffSAtsushi Nemoto default y 23721df0f0ffSAtsushi Nemoto 2373b6c3539bSRalf Baechlesource "init/Kconfig" 2374b6c3539bSRalf Baechle 2375dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2376dc52ddc0SMatt Helsley 23771da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 23781da177e4SLinus Torvalds 23795e83d430SRalf Baechleconfig HW_HAS_EISA 23805e83d430SRalf Baechle bool 23811da177e4SLinus Torvaldsconfig HW_HAS_PCI 23821da177e4SLinus Torvalds bool 23831da177e4SLinus Torvalds 23841da177e4SLinus Torvaldsconfig PCI 23851da177e4SLinus Torvalds bool "Support for PCI controller" 23861da177e4SLinus Torvalds depends on HW_HAS_PCI 2387abb4ae46SRalf Baechle select PCI_DOMAINS 2388eab90291SMichael S. Tsirkin select GENERIC_PCI_IOMAP 23890f3b3956SMichael S. Tsirkin select NO_GENERIC_PCI_IOPORT_MAP 23901da177e4SLinus Torvalds help 23911da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 23921da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 23931da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 23941da177e4SLinus Torvalds say Y, otherwise N. 23951da177e4SLinus Torvalds 23961da177e4SLinus Torvaldsconfig PCI_DOMAINS 23971da177e4SLinus Torvalds bool 23981da177e4SLinus Torvalds 23991da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 24001da177e4SLinus Torvalds 24013f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig" 24023f787ca4SJonas Gorski 24031da177e4SLinus Torvalds# 24041da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 24051da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 24061da177e4SLinus Torvalds# users to choose the right thing ... 24071da177e4SLinus Torvalds# 24081da177e4SLinus Torvaldsconfig ISA 24091da177e4SLinus Torvalds bool 24101da177e4SLinus Torvalds 24111da177e4SLinus Torvaldsconfig EISA 24121da177e4SLinus Torvalds bool "EISA support" 24135e83d430SRalf Baechle depends on HW_HAS_EISA 24141da177e4SLinus Torvalds select ISA 2415aa414dffSRalf Baechle select GENERIC_ISA_DMA 24161da177e4SLinus Torvalds ---help--- 24171da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 24181da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 24191da177e4SLinus Torvalds 24201da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 24211da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 24221da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 24231da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 24241da177e4SLinus Torvalds 24251da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 24261da177e4SLinus Torvalds 24271da177e4SLinus Torvalds Otherwise, say N. 24281da177e4SLinus Torvalds 24291da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 24301da177e4SLinus Torvalds 24311da177e4SLinus Torvaldsconfig TC 24321da177e4SLinus Torvalds bool "TURBOchannel support" 24331da177e4SLinus Torvalds depends on MACH_DECSTATION 24341da177e4SLinus Torvalds help 243550a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 243650a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 243750a23e6eSJustin P. Mattock at: 243850a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 243950a23e6eSJustin P. Mattock and: 244050a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 244150a23e6eSJustin P. Mattock Linux driver support status is documented at: 244250a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 24431da177e4SLinus Torvalds 24441da177e4SLinus Torvaldsconfig MMU 24451da177e4SLinus Torvalds bool 24461da177e4SLinus Torvalds default y 24471da177e4SLinus Torvalds 2448d865bea4SRalf Baechleconfig I8253 2449d865bea4SRalf Baechle bool 2450798778b8SRussell King select CLKSRC_I8253 24512d02612fSThomas Gleixner select CLKEVT_I8253 24529726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2453d865bea4SRalf Baechle 2454cce335aeSRalf Baechleconfig ZONE_DMA32 2455cce335aeSRalf Baechle bool 2456cce335aeSRalf Baechle 24571da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 24581da177e4SLinus Torvalds 24591da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 24601da177e4SLinus Torvalds 2461388b78adSAlexandre Bounineconfig RAPIDIO 2462388b78adSAlexandre Bounine bool "RapidIO support" 2463388b78adSAlexandre Bounine depends on PCI 2464388b78adSAlexandre Bounine default n 2465388b78adSAlexandre Bounine help 2466388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2467388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2468388b78adSAlexandre Bounine 2469388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2470388b78adSAlexandre Bounine 24711da177e4SLinus Torvaldsendmenu 24721da177e4SLinus Torvalds 24731da177e4SLinus Torvaldsmenu "Executable file formats" 24741da177e4SLinus Torvalds 24751da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 24761da177e4SLinus Torvalds 24771da177e4SLinus Torvaldsconfig TRAD_SIGNALS 24781da177e4SLinus Torvalds bool 24791da177e4SLinus Torvalds 24801da177e4SLinus Torvaldsconfig MIPS32_COMPAT 24811da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2482875d43e7SRalf Baechle depends on 64BIT 24831da177e4SLinus Torvalds help 24841da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 24851da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 24861da177e4SLinus Torvalds currently 32-bit you should say Y here. 24871da177e4SLinus Torvalds 24881da177e4SLinus Torvaldsconfig COMPAT 24891da177e4SLinus Torvalds bool 24901da177e4SLinus Torvalds depends on MIPS32_COMPAT 249148b25c43SChris Metcalf select ARCH_WANT_OLD_COMPAT_IPC 24921da177e4SLinus Torvalds default y 24931da177e4SLinus Torvalds 249405e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 249505e43966SAtsushi Nemoto bool 249605e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 249705e43966SAtsushi Nemoto default y 249805e43966SAtsushi Nemoto 24991da177e4SLinus Torvaldsconfig MIPS32_O32 25001da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 25011da177e4SLinus Torvalds depends on MIPS32_COMPAT 25021da177e4SLinus Torvalds help 25031da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 25041da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 25051da177e4SLinus Torvalds existing binaries are in this format. 25061da177e4SLinus Torvalds 25071da177e4SLinus Torvalds If unsure, say Y. 25081da177e4SLinus Torvalds 25091da177e4SLinus Torvaldsconfig MIPS32_N32 25101da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 25111da177e4SLinus Torvalds depends on MIPS32_COMPAT 25121da177e4SLinus Torvalds help 25131da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 25141da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 25151da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 25161da177e4SLinus Torvalds cases. 25171da177e4SLinus Torvalds 25181da177e4SLinus Torvalds If unsure, say N. 25191da177e4SLinus Torvalds 25201da177e4SLinus Torvaldsconfig BINFMT_ELF32 25211da177e4SLinus Torvalds bool 25221da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 25231da177e4SLinus Torvalds 25242116245eSRalf Baechleendmenu 25251da177e4SLinus Torvalds 25262116245eSRalf Baechlemenu "Power management options" 2527952fa954SRodolfo Giometti 2528363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2529363c55caSWu Zhangjin def_bool y 25303f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2531363c55caSWu Zhangjin 2532f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2533f4cb5700SJohannes Berg def_bool y 25343f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2535f4cb5700SJohannes Berg 25362116245eSRalf Baechlesource "kernel/power/Kconfig" 2537952fa954SRodolfo Giometti 25381da177e4SLinus Torvaldsendmenu 25391da177e4SLinus Torvalds 25409726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 25419726b43aSWu Zhangjin 2542d5950b43SSam Ravnborgsource "net/Kconfig" 2543d5950b43SSam Ravnborg 25441da177e4SLinus Torvaldssource "drivers/Kconfig" 25451da177e4SLinus Torvalds 254698cdee0eSRalf Baechlesource "drivers/firmware/Kconfig" 254798cdee0eSRalf Baechle 25481da177e4SLinus Torvaldssource "fs/Kconfig" 25491da177e4SLinus Torvalds 25501da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 25511da177e4SLinus Torvalds 25521da177e4SLinus Torvaldssource "security/Kconfig" 25531da177e4SLinus Torvalds 25541da177e4SLinus Torvaldssource "crypto/Kconfig" 25551da177e4SLinus Torvalds 25561da177e4SLinus Torvaldssource "lib/Kconfig" 2557