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 21383c97b4SBen Hutchings select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT 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 45*d1a1dc0bSDave Hansen select HAVE_DEBUG_STACKOVERFLOW 461da177e4SLinus Torvalds 471da177e4SLinus Torvaldsmenu "Machine selection" 481da177e4SLinus Torvalds 495ac6da66SChristoph Lameterconfig ZONE_DMA 505ac6da66SChristoph Lameter bool 515ac6da66SChristoph Lameter 525e83d430SRalf Baechlechoice 535e83d430SRalf Baechle prompt "System type" 545e83d430SRalf Baechle default SGI_IP22 551da177e4SLinus Torvalds 5642a4f17dSManuel Laussconfig MIPS_ALCHEMY 57c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 5842a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 59f772cdb2SRalf Baechle select CEVT_R4K 60d7ea335cSSteven J. Hill select CSRC_R4K 6142a4f17dSManuel Lauss select IRQ_CPU 6242a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 6342a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 6442a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 65efb12436SAlexandre Courbot select ARCH_REQUIRE_GPIOLIB 661b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 6737663860SManuel Lauss select USB_ARCH_HAS_OHCI 6837663860SManuel Lauss select USB_ARCH_HAS_EHCI 691da177e4SLinus Torvalds 707ca5dc14SFlorian Fainelliconfig AR7 717ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 727ca5dc14SFlorian Fainelli select BOOT_ELF32 737ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 747ca5dc14SFlorian Fainelli select CEVT_R4K 757ca5dc14SFlorian Fainelli select CSRC_R4K 767ca5dc14SFlorian Fainelli select IRQ_CPU 777ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 787ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 797ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 807ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 817ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 827ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 831b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 845f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 857ca5dc14SFlorian Fainelli select VLYNQ 868551fb64SYoichi Yuasa select HAVE_CLK 877ca5dc14SFlorian Fainelli help 887ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 897ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 907ca5dc14SFlorian Fainelli 91d4a67d9dSGabor Juhosconfig ATH79 92d4a67d9dSGabor Juhos bool "Atheros AR71XX/AR724X/AR913X based boards" 936eae43c5SGabor Juhos select ARCH_REQUIRE_GPIOLIB 94d4a67d9dSGabor Juhos select BOOT_RAW 95d4a67d9dSGabor Juhos select CEVT_R4K 96d4a67d9dSGabor Juhos select CSRC_R4K 97d4a67d9dSGabor Juhos select DMA_NONCOHERENT 9894638067SGabor Juhos select HAVE_CLK 99d4a67d9dSGabor Juhos select IRQ_CPU 1000aabf1a4SGabor Juhos select MIPS_MACHINE 101d4a67d9dSGabor Juhos select SYS_HAS_CPU_MIPS32_R2 102d4a67d9dSGabor Juhos select SYS_HAS_EARLY_PRINTK 103d4a67d9dSGabor Juhos select SYS_SUPPORTS_32BIT_KERNEL 104d4a67d9dSGabor Juhos select SYS_SUPPORTS_BIG_ENDIAN 105d4a67d9dSGabor Juhos help 106d4a67d9dSGabor Juhos Support for the Atheros AR71XX/AR724X/AR913X SoCs. 107d4a67d9dSGabor Juhos 1081c0c13ebSAurelien Jarnoconfig BCM47XX 109c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 1102da4c74dSHauke Mehrtens select ARCH_WANT_OPTIONAL_GPIOLIB 111fe08f8c2SHauke Mehrtens select BOOT_RAW 11242f77542SRalf Baechle select CEVT_R4K 113940f6b48SRalf Baechle select CSRC_R4K 1141c0c13ebSAurelien Jarno select DMA_NONCOHERENT 1150e2794b0SRalf Baechle select FW_CFE 1161c0c13ebSAurelien Jarno select HW_HAS_PCI 1171c0c13ebSAurelien Jarno select IRQ_CPU 118dd54deddSHauke Mehrtens select NO_EXCEPT_FILL 1191c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 1201c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 12125e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 1221c0c13ebSAurelien Jarno help 1231c0c13ebSAurelien Jarno Support for BCM47XX based boards 1241c0c13ebSAurelien Jarno 125e7300d04SMaxime Bizonconfig BCM63XX 126e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 127e7300d04SMaxime Bizon select CEVT_R4K 128e7300d04SMaxime Bizon select CSRC_R4K 129e7300d04SMaxime Bizon select DMA_NONCOHERENT 130e7300d04SMaxime Bizon select IRQ_CPU 131e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 132e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 133e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 134e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 135e7300d04SMaxime Bizon select SWAP_IO_SPACE 136e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 1373e82eeebSYoichi Yuasa select HAVE_CLK 138e7300d04SMaxime Bizon help 139e7300d04SMaxime Bizon Support for BCM63XX based boards 140e7300d04SMaxime Bizon 1411da177e4SLinus Torvaldsconfig MIPS_COBALT 1423fa986faSMartin Michlmayr bool "Cobalt Server" 14342f77542SRalf Baechle select CEVT_R4K 144940f6b48SRalf Baechle select CSRC_R4K 1451097c6acSYoichi Yuasa select CEVT_GT641XX 1461da177e4SLinus Torvalds select DMA_NONCOHERENT 1471da177e4SLinus Torvalds select HW_HAS_PCI 148d865bea4SRalf Baechle select I8253 1491da177e4SLinus Torvalds select I8259 1501da177e4SLinus Torvalds select IRQ_CPU 151d5ab1a69SYoichi Yuasa select IRQ_GT641XX 152252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 153e25bfc92SYoichi Yuasa select PCI 1547cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1550a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 156ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1570e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1585e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1591da177e4SLinus Torvalds 1601da177e4SLinus Torvaldsconfig MACH_DECSTATION 1613fa986faSMartin Michlmayr bool "DECstations" 1621da177e4SLinus Torvalds select BOOT_ELF32 1636457d9fcSYoichi Yuasa select CEVT_DS1287 16442f77542SRalf Baechle select CEVT_R4K 1654247417dSYoichi Yuasa select CSRC_IOASIC 166940f6b48SRalf Baechle select CSRC_R4K 16720d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 16820d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 16920d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1701da177e4SLinus Torvalds select DMA_NONCOHERENT 171d388d685SMaciej W. Rozycki select NO_IOPORT 1721da177e4SLinus Torvalds select IRQ_CPU 1737cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1747cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 175ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1767d60717eSKees Cook select SYS_SUPPORTS_64BIT_KERNEL 1775e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1781723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1791723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1801723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1815e83d430SRalf Baechle help 1821da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1831da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1841da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1851da177e4SLinus Torvalds 1861da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1871da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1881da177e4SLinus Torvalds 1891da177e4SLinus Torvalds DECstation 5000/50 1901da177e4SLinus Torvalds DECstation 5000/150 1911da177e4SLinus Torvalds DECstation 5000/260 1921da177e4SLinus Torvalds DECsystem 5900/260 1931da177e4SLinus Torvalds 1941da177e4SLinus Torvalds otherwise choose R3000. 1951da177e4SLinus Torvalds 1965e83d430SRalf Baechleconfig MACH_JAZZ 1973fa986faSMartin Michlmayr bool "Jazz family of machines" 1980e2794b0SRalf Baechle select FW_ARC 1990e2794b0SRalf Baechle select FW_ARC32 2005e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 20142f77542SRalf Baechle select CEVT_R4K 202940f6b48SRalf Baechle select CSRC_R4K 203e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 2045e83d430SRalf Baechle select GENERIC_ISA_DMA 2058a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 206ea202c63SThomas Bogendoerfer select IRQ_CPU 207d865bea4SRalf Baechle select I8253 2085e83d430SRalf Baechle select I8259 2095e83d430SRalf Baechle select ISA 2107cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 2115e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 2127d60717eSKees Cook select SYS_SUPPORTS_64BIT_KERNEL 2131723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 2141da177e4SLinus Torvalds help 2155e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 2165e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 217692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 2185e83d430SRalf Baechle Olivetti M700-10 workstations. 2195e83d430SRalf Baechle 2205ebabe59SLars-Peter Clausenconfig MACH_JZ4740 2215ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 2225ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 2235ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 2245ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 225f9c9affcSLluís Batlle i Rossell select SYS_SUPPORTS_ZBOOT_UART16550 2265ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 2275ebabe59SLars-Peter Clausen select IRQ_CPU 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_BONITO64 3099318c51aSChris Dearman select MIPS_CPU_SCACHE 310252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 3115e83d430SRalf Baechle select MIPS_MSC 3121da177e4SLinus Torvalds select SWAP_IO_SPACE 3137cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 3147cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 3157cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 3165d9fbed1SLeonid Yegoshin select SYS_HAS_CPU_MIPS64_R2 3177cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 3187cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 31936a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 320ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 321ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 3225e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3235e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 3240365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 325f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 3269693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 3271b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 3281da177e4SLinus Torvalds help 329f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 3301da177e4SLinus Torvalds board. 3311da177e4SLinus Torvalds 332ec47b274SSteven J. Hillconfig MIPS_SEAD3 333ec47b274SSteven J. Hill bool "MIPS SEAD3 board" 334ec47b274SSteven J. Hill select BOOT_ELF32 335ec47b274SSteven J. Hill select BOOT_RAW 336ec47b274SSteven J. Hill select CEVT_R4K 337ec47b274SSteven J. Hill select CSRC_R4K 338dfa762e1SSteven J. Hill select CSRC_GIC 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_CPU_SCACHE 345ec47b274SSteven J. Hill select MIPS_MSC 346ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS32_R1 347ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS32_R2 348ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS64_R1 349ec47b274SSteven J. Hill select SYS_HAS_EARLY_PRINTK 350ec47b274SSteven J. Hill select SYS_SUPPORTS_32BIT_KERNEL 351ec47b274SSteven J. Hill select SYS_SUPPORTS_64BIT_KERNEL 352ec47b274SSteven J. Hill select SYS_SUPPORTS_BIG_ENDIAN 353ec47b274SSteven J. Hill select SYS_SUPPORTS_LITTLE_ENDIAN 354ec47b274SSteven J. Hill select SYS_SUPPORTS_SMARTMIPS 355a6a4834cSSteven J. Hill select SYS_SUPPORTS_MICROMIPS 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 4069296d94dSFlorian Fainelli select USB_EHCI_BIG_ENDIAN_MMIO 4079296d94dSFlorian Fainelli select USB_EHCI_BIG_ENDIAN_DESC 4089267a30dSMarc St-Jean help 4099267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 4109267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 4119267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 4129267a30dSMarc St-Jean a variety of MIPS cores. 4139267a30dSMarc St-Jean 414a3a0f8c8SDavid VomLehnconfig POWERTV 415a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 416a3a0f8c8SDavid VomLehn select BOOT_ELF32 417a3a0f8c8SDavid VomLehn select CEVT_R4K 418a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 419a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 420a3a0f8c8SDavid VomLehn select CSRC_POWERTV 421a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 422a3a0f8c8SDavid VomLehn select HW_HAS_PCI 423a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 424a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 425a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 426a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 427a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 428a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 429a3a0f8c8SDavid VomLehn help 430a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 431a3a0f8c8SDavid VomLehn 432ae2b5bb6SJohn Crispinconfig RALINK 433ae2b5bb6SJohn Crispin bool "Ralink based machines" 434ae2b5bb6SJohn Crispin select CEVT_R4K 435ae2b5bb6SJohn Crispin select CSRC_R4K 436ae2b5bb6SJohn Crispin select BOOT_RAW 437ae2b5bb6SJohn Crispin select DMA_NONCOHERENT 438ae2b5bb6SJohn Crispin select IRQ_CPU 439ae2b5bb6SJohn Crispin select USE_OF 440ae2b5bb6SJohn Crispin select SYS_HAS_CPU_MIPS32_R1 441ae2b5bb6SJohn Crispin select SYS_HAS_CPU_MIPS32_R2 442ae2b5bb6SJohn Crispin select SYS_SUPPORTS_32BIT_KERNEL 443ae2b5bb6SJohn Crispin select SYS_SUPPORTS_LITTLE_ENDIAN 444ae2b5bb6SJohn Crispin select SYS_HAS_EARLY_PRINTK 445ae2b5bb6SJohn Crispin select HAVE_MACH_CLKDEV 446ae2b5bb6SJohn Crispin select CLKDEV_LOOKUP 447ae2b5bb6SJohn Crispin 4481da177e4SLinus Torvaldsconfig SGI_IP22 4493fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 4500e2794b0SRalf Baechle select FW_ARC 4510e2794b0SRalf Baechle select FW_ARC32 4521da177e4SLinus Torvalds select BOOT_ELF32 45342f77542SRalf Baechle select CEVT_R4K 454940f6b48SRalf Baechle select CSRC_R4K 455e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4561da177e4SLinus Torvalds select DMA_NONCOHERENT 4575e83d430SRalf Baechle select HW_HAS_EISA 458d865bea4SRalf Baechle select I8253 45968de4803SThomas Bogendoerfer select I8259 4601da177e4SLinus Torvalds select IP22_CPU_SCACHE 4611da177e4SLinus Torvalds select IRQ_CPU 462aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 463e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 464e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 46536e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 466e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 467e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 468e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4691da177e4SLinus Torvalds select SWAP_IO_SPACE 4707cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4717cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4722b5e63f6SMartin Michlmayr # 4732b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4742b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4752b5e63f6SMartin Michlmayr # 4762b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4772b5e63f6SMartin Michlmayr # for a more details discussion 4782b5e63f6SMartin Michlmayr # 4792b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 480ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 481ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4825e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4831da177e4SLinus Torvalds help 4841da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4851da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4861da177e4SLinus Torvalds that runs on these, say Y here. 4871da177e4SLinus Torvalds 4881da177e4SLinus Torvaldsconfig SGI_IP27 4893fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4900e2794b0SRalf Baechle select FW_ARC 4910e2794b0SRalf Baechle select FW_ARC64 4925e83d430SRalf Baechle select BOOT_ELF64 493e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 494634286f1SRalf Baechle select DMA_COHERENT 49536a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4961da177e4SLinus Torvalds select HW_HAS_PCI 497130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4987cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 499ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5005e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 501d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 5021a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 5031da177e4SLinus Torvalds help 5041da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 5051da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 5061da177e4SLinus Torvalds here. 5071da177e4SLinus Torvalds 508e2defae5SThomas Bogendoerferconfig SGI_IP28 5097d60717eSKees Cook bool "SGI IP28 (Indigo2 R10k)" 5100e2794b0SRalf Baechle select FW_ARC 5110e2794b0SRalf Baechle select FW_ARC64 512e2defae5SThomas Bogendoerfer select BOOT_ELF64 513e2defae5SThomas Bogendoerfer select CEVT_R4K 514e2defae5SThomas Bogendoerfer select CSRC_R4K 515e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 516e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 517e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 518e2defae5SThomas Bogendoerfer select IRQ_CPU 519e2defae5SThomas Bogendoerfer select HW_HAS_EISA 520e2defae5SThomas Bogendoerfer select I8253 521e2defae5SThomas Bogendoerfer select I8259 522e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 523e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 5245b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 525e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 526e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 527e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 528e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 529e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 5302b5e63f6SMartin Michlmayr # 5312b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 5322b5e63f6SMartin Michlmayr # memory during early boot on some machines. 5332b5e63f6SMartin Michlmayr # 5342b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 5352b5e63f6SMartin Michlmayr # for a more details discussion 5362b5e63f6SMartin Michlmayr # 5372b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 538e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 539e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 540e2defae5SThomas Bogendoerfer help 541e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 542e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 543e2defae5SThomas Bogendoerfer 5441da177e4SLinus Torvaldsconfig SGI_IP32 545cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 5460e2794b0SRalf Baechle select FW_ARC 5470e2794b0SRalf Baechle select FW_ARC32 5481da177e4SLinus Torvalds select BOOT_ELF32 54942f77542SRalf Baechle select CEVT_R4K 550940f6b48SRalf Baechle select CSRC_R4K 5511da177e4SLinus Torvalds select DMA_NONCOHERENT 5521da177e4SLinus Torvalds select HW_HAS_PCI 553dd67b155SRalf Baechle select IRQ_CPU 5541da177e4SLinus Torvalds select R5000_CPU_SCACHE 5551da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5567cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5577cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5587cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 559dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 560ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5615e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5621da177e4SLinus Torvalds help 5631da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5641da177e4SLinus Torvalds 565ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 566ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5675e83d430SRalf Baechle select BOOT_ELF32 5685e83d430SRalf Baechle select DMA_COHERENT 5695e83d430SRalf Baechle select SIBYTE_BCM1120 5705e83d430SRalf Baechle select SWAP_IO_SPACE 5717cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5725e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5735e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5745e83d430SRalf Baechle 575ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 576ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5775e83d430SRalf Baechle select BOOT_ELF32 5785e83d430SRalf Baechle select DMA_COHERENT 5795e83d430SRalf Baechle select SIBYTE_BCM1120 5805e83d430SRalf Baechle select SWAP_IO_SPACE 5817cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5825e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5835e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5845e83d430SRalf Baechle 5855e83d430SRalf Baechleconfig SIBYTE_CRHONE 5863fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5875e83d430SRalf Baechle select BOOT_ELF32 5885e83d430SRalf Baechle select DMA_COHERENT 5895e83d430SRalf Baechle select SIBYTE_BCM1125 5905e83d430SRalf Baechle select SWAP_IO_SPACE 5917cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5925e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5935e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5945e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5955e83d430SRalf Baechle 596ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 597ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 598ade299d8SYoichi Yuasa select BOOT_ELF32 599ade299d8SYoichi Yuasa select DMA_COHERENT 600ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 601ade299d8SYoichi Yuasa select SWAP_IO_SPACE 602ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 603ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 604ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 605ade299d8SYoichi Yuasa 606ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 607ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 608ade299d8SYoichi Yuasa select BOOT_ELF32 609ade299d8SYoichi Yuasa select DMA_COHERENT 610fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 611ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 612ade299d8SYoichi Yuasa select SIBYTE_SB1250 613ade299d8SYoichi Yuasa select SWAP_IO_SPACE 614ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 615ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 616ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 617ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 618cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 619ade299d8SYoichi Yuasa 620ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 621ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 622ade299d8SYoichi Yuasa select BOOT_ELF32 623ade299d8SYoichi Yuasa select DMA_COHERENT 624fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 625ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 626ade299d8SYoichi Yuasa select SIBYTE_SB1250 627ade299d8SYoichi Yuasa select SWAP_IO_SPACE 628ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 629ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 630ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 631ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 632ade299d8SYoichi Yuasa 633ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 634ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 635ade299d8SYoichi Yuasa select BOOT_ELF32 636ade299d8SYoichi Yuasa select DMA_COHERENT 637ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 638ade299d8SYoichi Yuasa select SIBYTE_SB1250 639ade299d8SYoichi Yuasa select SWAP_IO_SPACE 640ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 641ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 642ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 643ade299d8SYoichi Yuasa 644ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 645ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 646ade299d8SYoichi Yuasa select BOOT_ELF32 647ade299d8SYoichi Yuasa select DMA_COHERENT 648ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 649ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 650ade299d8SYoichi Yuasa select SWAP_IO_SPACE 651ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 652ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 653651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 654ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 655cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 656ade299d8SYoichi Yuasa 65714b36af4SThomas Bogendoerferconfig SNI_RM 65814b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6590e2794b0SRalf Baechle select FW_ARC if CPU_LITTLE_ENDIAN 6600e2794b0SRalf Baechle select FW_ARC32 if CPU_LITTLE_ENDIAN 661aaa9fad3SPaul Bolle select FW_SNIPROM if CPU_BIG_ENDIAN 6625e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6635e83d430SRalf Baechle select BOOT_ELF32 66442f77542SRalf Baechle select CEVT_R4K 665940f6b48SRalf Baechle select CSRC_R4K 666e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6675e83d430SRalf Baechle select DMA_NONCOHERENT 6685e83d430SRalf Baechle select GENERIC_ISA_DMA 6698a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 6705e83d430SRalf Baechle select HW_HAS_EISA 6715e83d430SRalf Baechle select HW_HAS_PCI 672c066a32aSThomas Bogendoerfer select IRQ_CPU 673d865bea4SRalf Baechle select I8253 6745e83d430SRalf Baechle select I8259 6755e83d430SRalf Baechle select ISA 6764a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6777cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6784a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 679c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6804a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 68136a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 682ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6837d60717eSKees Cook select SYS_SUPPORTS_64BIT_KERNEL 6844a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6855e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6865e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6871da177e4SLinus Torvalds help 68814b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 68914b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6905e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6915e83d430SRalf Baechle support this machine type. 6921da177e4SLinus Torvalds 693edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 694edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6955e83d430SRalf Baechle 696edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 697edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 69823fbee9dSRalf Baechle 69973b4390fSRalf Baechleconfig MIKROTIK_RB532 70073b4390fSRalf Baechle bool "Mikrotik RB532 boards" 70173b4390fSRalf Baechle select CEVT_R4K 70273b4390fSRalf Baechle select CSRC_R4K 70373b4390fSRalf Baechle select DMA_NONCOHERENT 70473b4390fSRalf Baechle select HW_HAS_PCI 70573b4390fSRalf Baechle select IRQ_CPU 70673b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 70773b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 70873b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 70973b4390fSRalf Baechle select SWAP_IO_SPACE 71073b4390fSRalf Baechle select BOOT_RAW 711d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 71273b4390fSRalf Baechle help 71373b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 71473b4390fSRalf Baechle based on the IDT RC32434 SoC. 71573b4390fSRalf Baechle 716ade299d8SYoichi Yuasaconfig WR_PPMC 717ade299d8SYoichi Yuasa bool "Wind River PPMC board" 71842f77542SRalf Baechle select CEVT_R4K 719940f6b48SRalf Baechle select CSRC_R4K 720ade299d8SYoichi Yuasa select IRQ_CPU 721ade299d8SYoichi Yuasa select BOOT_ELF32 722ade299d8SYoichi Yuasa select DMA_NONCOHERENT 723ade299d8SYoichi Yuasa select HW_HAS_PCI 724ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 725ade299d8SYoichi Yuasa select SWAP_IO_SPACE 726ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 727ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 728ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 729ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 730ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 731ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 732ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 733ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 734ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 735ade299d8SYoichi Yuasa help 736ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 737ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 738ade299d8SYoichi Yuasa 739a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 740c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 741a86c7f72SDavid Daney select CEVT_R4K 742a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 743a86c7f72SDavid Daney select DMA_COHERENT 744a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 745a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 746773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7475e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 748465aaed0SDavid Daney select HOLES_IN_ZONE 749a86c7f72SDavid Daney help 750a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 751a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 752a86c7f72SDavid Daney hardware. 753a86c7f72SDavid Daney 754a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 755c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 756a86c7f72SDavid Daney select CEVT_R4K 757a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 758a86c7f72SDavid Daney select DMA_COHERENT 759a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 760a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 761f65aad41SRalf Baechle select EDAC_SUPPORT 762773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 763a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7645e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 765a86c7f72SDavid Daney select SWAP_IO_SPACE 766e8635b48SDavid Daney select HW_HAS_PCI 767e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 768f00e001eSDavid Daney select ZONE_DMA32 769340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 770340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 771465aaed0SDavid Daney select HOLES_IN_ZONE 772a86c7f72SDavid Daney help 773a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 774a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 775a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 776a86c7f72SDavid Daney Some of the supported boards are: 777a86c7f72SDavid Daney EBT3000 778a86c7f72SDavid Daney EBH3000 779a86c7f72SDavid Daney EBH3100 780a86c7f72SDavid Daney Thunder 781a86c7f72SDavid Daney Kodama 782a86c7f72SDavid Daney Hikari 783a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 784a86c7f72SDavid Daney 7857f058e85SJayachandran Cconfig NLM_XLR_BOARD 7867f058e85SJayachandran C bool "Netlogic XLR/XLS based systems" 7877f058e85SJayachandran C select BOOT_ELF32 7887f058e85SJayachandran C select NLM_COMMON 7897f058e85SJayachandran C select SYS_HAS_CPU_XLR 7907f058e85SJayachandran C select SYS_SUPPORTS_SMP 7917f058e85SJayachandran C select HW_HAS_PCI 7927f058e85SJayachandran C select SWAP_IO_SPACE 7937f058e85SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 7947f058e85SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 7957f058e85SJayachandran C select 64BIT_PHYS_ADDR 7967f058e85SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 7977f058e85SJayachandran C select SYS_SUPPORTS_HIGHMEM 7987f058e85SJayachandran C select DMA_COHERENT 7997f058e85SJayachandran C select NR_CPUS_DEFAULT_32 8007f058e85SJayachandran C select CEVT_R4K 8017f058e85SJayachandran C select CSRC_R4K 8027f058e85SJayachandran C select IRQ_CPU 803f32671a8SGanesan Ramalingam select ARCH_SUPPORTS_MSI 804b97215fdSJayachandran C select ZONE_DMA32 if 64BIT 8057f058e85SJayachandran C select SYNC_R4K 8067f058e85SJayachandran C select SYS_HAS_EARLY_PRINTK 807f35574a3SJayachandran C select USB_ARCH_HAS_OHCI if USB_SUPPORT 808f35574a3SJayachandran C select USB_ARCH_HAS_EHCI if USB_SUPPORT 8097f058e85SJayachandran C help 8107f058e85SJayachandran C Support for systems based on Netlogic XLR and XLS processors. 8117f058e85SJayachandran C Say Y here if you have a XLR or XLS based board. 8127f058e85SJayachandran C 8131c773ea4SJayachandran Cconfig NLM_XLP_BOARD 8141c773ea4SJayachandran C bool "Netlogic XLP based systems" 8151c773ea4SJayachandran C select BOOT_ELF32 8161c773ea4SJayachandran C select NLM_COMMON 8171c773ea4SJayachandran C select SYS_HAS_CPU_XLP 8181c773ea4SJayachandran C select SYS_SUPPORTS_SMP 8191c773ea4SJayachandran C select HW_HAS_PCI 8201c773ea4SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 8211c773ea4SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 8221c773ea4SJayachandran C select 64BIT_PHYS_ADDR 8231c773ea4SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 8241c773ea4SJayachandran C select SYS_SUPPORTS_LITTLE_ENDIAN 8251c773ea4SJayachandran C select SYS_SUPPORTS_HIGHMEM 8261c773ea4SJayachandran C select DMA_COHERENT 8271c773ea4SJayachandran C select NR_CPUS_DEFAULT_32 8281c773ea4SJayachandran C select CEVT_R4K 8291c773ea4SJayachandran C select CSRC_R4K 8301c773ea4SJayachandran C select IRQ_CPU 831b97215fdSJayachandran C select ZONE_DMA32 if 64BIT 8321c773ea4SJayachandran C select SYNC_R4K 8331c773ea4SJayachandran C select SYS_HAS_EARLY_PRINTK 8342f6528e1SJayachandran C select USE_OF 8351c773ea4SJayachandran C help 8361c773ea4SJayachandran C This board is based on Netlogic XLP Processor. 8371c773ea4SJayachandran C Say Y here if you have a XLP based board. 8381c773ea4SJayachandran C 8391da177e4SLinus Torvaldsendchoice 8401da177e4SLinus Torvalds 841e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 842d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 843a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig" 844e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 8455e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 8465ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 8478ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig" 8481f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 8490f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig" 850a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 851ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig" 85229c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 85338b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 85422b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 8555e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 856a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 85785749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 858ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig" 8597f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig" 86038b18f72SRalf Baechle 8615e83d430SRalf Baechleendmenu 8625e83d430SRalf Baechle 8631da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 8641da177e4SLinus Torvalds bool 8651da177e4SLinus Torvalds default y 8661da177e4SLinus Torvalds 8671da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 8681da177e4SLinus Torvalds bool 8691da177e4SLinus Torvalds 870f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 871f0d1b0b3SDavid Howells bool 872f0d1b0b3SDavid Howells default n 873f0d1b0b3SDavid Howells 874f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 875f0d1b0b3SDavid Howells bool 876f0d1b0b3SDavid Howells default n 877f0d1b0b3SDavid Howells 8783c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 8793c9ee7efSAkinobu Mita bool 8803c9ee7efSAkinobu Mita default y 8813c9ee7efSAkinobu Mita 8821da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 8831da177e4SLinus Torvalds bool 8841da177e4SLinus Torvalds default y 8851da177e4SLinus Torvalds 886ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8871cc89038SAtsushi Nemoto bool 8881cc89038SAtsushi Nemoto default y 8891cc89038SAtsushi Nemoto 8901da177e4SLinus Torvalds# 8911da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8921da177e4SLinus Torvalds# 8930e2794b0SRalf Baechleconfig FW_ARC 8941da177e4SLinus Torvalds bool 8951da177e4SLinus Torvalds 89661ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 89761ed242dSRalf Baechle bool 89861ed242dSRalf Baechle 8999267a30dSMarc St-Jeanconfig BOOT_RAW 9009267a30dSMarc St-Jean bool 9019267a30dSMarc St-Jean 902217dd11eSRalf Baechleconfig CEVT_BCM1480 903217dd11eSRalf Baechle bool 904217dd11eSRalf Baechle 9056457d9fcSYoichi Yuasaconfig CEVT_DS1287 9066457d9fcSYoichi Yuasa bool 9076457d9fcSYoichi Yuasa 9081097c6acSYoichi Yuasaconfig CEVT_GT641XX 9091097c6acSYoichi Yuasa bool 9101097c6acSYoichi Yuasa 91142f77542SRalf Baechleconfig CEVT_R4K 91242f77542SRalf Baechle bool 91342f77542SRalf Baechle 9140ab2b7d0SRaghu Gandhamconfig CEVT_GIC 9150ab2b7d0SRaghu Gandham bool 9160ab2b7d0SRaghu Gandham 917217dd11eSRalf Baechleconfig CEVT_SB1250 918217dd11eSRalf Baechle bool 919217dd11eSRalf Baechle 920229f773eSAtsushi Nemotoconfig CEVT_TXX9 921229f773eSAtsushi Nemoto bool 922229f773eSAtsushi Nemoto 923217dd11eSRalf Baechleconfig CSRC_BCM1480 924217dd11eSRalf Baechle bool 925217dd11eSRalf Baechle 9264247417dSYoichi Yuasaconfig CSRC_IOASIC 9274247417dSYoichi Yuasa bool 9284247417dSYoichi Yuasa 929a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 930a3a0f8c8SDavid VomLehn bool 931a3a0f8c8SDavid VomLehn 932940f6b48SRalf Baechleconfig CSRC_R4K 933940f6b48SRalf Baechle bool 934940f6b48SRalf Baechle 935778eeb1bSSteven J. Hillconfig CSRC_GIC 936778eeb1bSSteven J. Hill bool 937778eeb1bSSteven J. Hill 938217dd11eSRalf Baechleconfig CSRC_SB1250 939217dd11eSRalf Baechle bool 940217dd11eSRalf Baechle 941a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 9427444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 943a9aec7feSAtsushi Nemoto bool 944a9aec7feSAtsushi Nemoto 9450e2794b0SRalf Baechleconfig FW_CFE 946df78b5c8SAurelien Jarno bool 947df78b5c8SAurelien Jarno 9484bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT 9494bafad92SFUJITA Tomonori def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT 9504bafad92SFUJITA Tomonori 9511da177e4SLinus Torvaldsconfig DMA_COHERENT 9521da177e4SLinus Torvalds bool 9531da177e4SLinus Torvalds 9541da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 9551da177e4SLinus Torvalds bool 956e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 9574ce588cdSRalf Baechle 958e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 9594ce588cdSRalf Baechle bool 9601da177e4SLinus Torvalds 96136a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 9621da177e4SLinus Torvalds bool 9631da177e4SLinus Torvalds 964dbb74540SRalf Baechleconfig HOTPLUG_CPU 9651b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 9661b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 9671b2bc75cSRalf Baechle help 9681b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 9691b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 9701b2bc75cSRalf Baechle (Note: power management support will enable this option 9711b2bc75cSRalf Baechle automatically on SMP systems. ) 9721b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 9731b2bc75cSRalf Baechle 9741b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 975dbb74540SRalf Baechle bool 976dbb74540SRalf Baechle 9771da177e4SLinus Torvaldsconfig I8259 9781da177e4SLinus Torvalds bool 9791da177e4SLinus Torvalds 9801da177e4SLinus Torvaldsconfig MIPS_BONITO64 9811da177e4SLinus Torvalds bool 9821da177e4SLinus Torvalds 9831da177e4SLinus Torvaldsconfig MIPS_MSC 9841da177e4SLinus Torvalds bool 9851da177e4SLinus Torvalds 9861f21d2bdSBrian Murphyconfig MIPS_NILE4 9871f21d2bdSBrian Murphy bool 9881f21d2bdSBrian Murphy 98939b8d525SRalf Baechleconfig SYNC_R4K 99039b8d525SRalf Baechle bool 99139b8d525SRalf Baechle 992487d70d0SGabor Juhosconfig MIPS_MACHINE 993487d70d0SGabor Juhos def_bool n 994487d70d0SGabor Juhos 995d388d685SMaciej W. Rozyckiconfig NO_IOPORT 996d388d685SMaciej W. Rozycki def_bool n 997d388d685SMaciej W. Rozycki 9988313da30SRalf Baechleconfig GENERIC_ISA_DMA 9998313da30SRalf Baechle bool 10008313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 1001a35bee8aSNamhyung Kim select ISA_DMA_API 10028313da30SRalf Baechle 1003aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 1004aa414dffSRalf Baechle bool 10058313da30SRalf Baechle select GENERIC_ISA_DMA 1006aa414dffSRalf Baechle 1007a35bee8aSNamhyung Kimconfig ISA_DMA_API 1008a35bee8aSNamhyung Kim bool 1009a35bee8aSNamhyung Kim 1010465aaed0SDavid Daneyconfig HOLES_IN_ZONE 1011465aaed0SDavid Daney bool 1012465aaed0SDavid Daney 10135e83d430SRalf Baechle# 10146b2aac42SMasanari Iida# Endianness selection. Sufficiently obscure so many users don't know what to 10155e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 10165e83d430SRalf Baechle# choice statement should be more obvious to the user. 10175e83d430SRalf Baechle# 10185e83d430SRalf Baechlechoice 10196b2aac42SMasanari Iida prompt "Endianness selection" 10201da177e4SLinus Torvalds help 10211da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 10225e83d430SRalf Baechle byte order. These modes require different kernels and a different 10233cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 10245e83d430SRalf Baechle particular system but some systems are just as commonly used in the 10253dde6ad8SDavid Sterba one or the other endianness. 10265e83d430SRalf Baechle 10275e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 10285e83d430SRalf Baechle bool "Big endian" 10295e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 10305e83d430SRalf Baechle 10315e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 10325e83d430SRalf Baechle bool "Little endian" 10335e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 10345e83d430SRalf Baechle help 10355e83d430SRalf Baechle 10365e83d430SRalf Baechleendchoice 10375e83d430SRalf Baechle 103822b0763aSDavid Daneyconfig EXPORT_UASM 103922b0763aSDavid Daney bool 104022b0763aSDavid Daney 10412116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 10422116245eSRalf Baechle bool 10432116245eSRalf Baechle 10445e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 10455e83d430SRalf Baechle bool 10465e83d430SRalf Baechle 10475e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 10485e83d430SRalf Baechle bool 10491da177e4SLinus Torvalds 10509cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 10519cffd154SDavid Daney bool 10529cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 10539cffd154SDavid Daney default y 10549cffd154SDavid Daney 1055aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT 1056aa1762f4SDavid Daney def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE 1057aa1762f4SDavid Daney 10581da177e4SLinus Torvaldsconfig IRQ_CPU 10591da177e4SLinus Torvalds bool 10601da177e4SLinus Torvalds 10611da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 10621da177e4SLinus Torvalds bool 10631da177e4SLinus Torvalds 10649267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 10659267a30dSMarc St-Jean bool 10669267a30dSMarc St-Jean 10679267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 10689267a30dSMarc St-Jean bool 10699267a30dSMarc St-Jean 10708420fd00SAtsushi Nemotoconfig IRQ_TXX9 10718420fd00SAtsushi Nemoto bool 10728420fd00SAtsushi Nemoto 1073d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 1074d5ab1a69SYoichi Yuasa bool 1075d5ab1a69SYoichi Yuasa 107639b8d525SRalf Baechleconfig IRQ_GIC 107739b8d525SRalf Baechle bool 107839b8d525SRalf Baechle 1079252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10801da177e4SLinus Torvalds bool 10811da177e4SLinus Torvalds 10829267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10839267a30dSMarc St-Jean bool 10849267a30dSMarc St-Jean 1085a83860c2SRalf Baechleconfig SOC_EMMA2RH 1086a83860c2SRalf Baechle bool 1087a83860c2SRalf Baechle select CEVT_R4K 1088a83860c2SRalf Baechle select CSRC_R4K 1089a83860c2SRalf Baechle select DMA_NONCOHERENT 1090a83860c2SRalf Baechle select IRQ_CPU 1091a83860c2SRalf Baechle select SWAP_IO_SPACE 1092a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1093a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1094a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1095a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1096a83860c2SRalf Baechle 1097edb6310aSDaniel Lairdconfig SOC_PNX833X 1098edb6310aSDaniel Laird bool 1099edb6310aSDaniel Laird select CEVT_R4K 1100edb6310aSDaniel Laird select CSRC_R4K 1101edb6310aSDaniel Laird select IRQ_CPU 1102edb6310aSDaniel Laird select DMA_NONCOHERENT 1103edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1104edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1105edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1106edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1107edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1108edb6310aSDaniel Laird 1109edb6310aSDaniel Lairdconfig SOC_PNX8335 1110edb6310aSDaniel Laird bool 1111edb6310aSDaniel Laird select SOC_PNX833X 1112edb6310aSDaniel Laird 11131da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 11141da177e4SLinus Torvalds bool 11151da177e4SLinus Torvalds 1116e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1117e2defae5SThomas Bogendoerfer bool 1118e2defae5SThomas Bogendoerfer 11195b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 11205b438c44SThomas Bogendoerfer bool 11215b438c44SThomas Bogendoerfer 1122e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1123e2defae5SThomas Bogendoerfer bool 1124e2defae5SThomas Bogendoerfer 1125e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1126e2defae5SThomas Bogendoerfer bool 1127e2defae5SThomas Bogendoerfer 1128e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1129e2defae5SThomas Bogendoerfer bool 1130e2defae5SThomas Bogendoerfer 1131e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1132e2defae5SThomas Bogendoerfer bool 1133e2defae5SThomas Bogendoerfer 1134e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1135e2defae5SThomas Bogendoerfer bool 1136e2defae5SThomas Bogendoerfer 11370e2794b0SRalf Baechleconfig FW_ARC32 11385e83d430SRalf Baechle bool 11395e83d430SRalf Baechle 1140aaa9fad3SPaul Bolleconfig FW_SNIPROM 1141231a35d3SThomas Bogendoerfer bool 1142231a35d3SThomas Bogendoerfer 11431da177e4SLinus Torvaldsconfig BOOT_ELF32 11441da177e4SLinus Torvalds bool 11451da177e4SLinus Torvalds 11461da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 11471da177e4SLinus Torvalds int 114880fb55a9SJohn Crispin default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL || SOC_RT288X 11490db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1150a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 11511da177e4SLinus Torvalds default "5" 11521da177e4SLinus Torvalds 11531da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 11541da177e4SLinus Torvalds bool 11551da177e4SLinus Torvalds 11561da177e4SLinus Torvaldsconfig ARC_CONSOLE 11571da177e4SLinus Torvalds bool "ARC console support" 1158e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11591da177e4SLinus Torvalds 11601da177e4SLinus Torvaldsconfig ARC_MEMORY 11611da177e4SLinus Torvalds bool 116214b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11631da177e4SLinus Torvalds default y 11641da177e4SLinus Torvalds 11651da177e4SLinus Torvaldsconfig ARC_PROMLIB 11661da177e4SLinus Torvalds bool 1167e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11681da177e4SLinus Torvalds default y 11691da177e4SLinus Torvalds 11700e2794b0SRalf Baechleconfig FW_ARC64 11711da177e4SLinus Torvalds bool 11721da177e4SLinus Torvalds 11731da177e4SLinus Torvaldsconfig BOOT_ELF64 11741da177e4SLinus Torvalds bool 11751da177e4SLinus Torvalds 11761da177e4SLinus Torvaldsmenu "CPU selection" 11771da177e4SLinus Torvalds 11781da177e4SLinus Torvaldschoice 11791da177e4SLinus Torvalds prompt "CPU type" 11801da177e4SLinus Torvalds default CPU_R4X00 11811da177e4SLinus Torvalds 11823702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11833702bba5SWu Zhangjin bool "Loongson 2E" 11843702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11853702bba5SWu Zhangjin select CPU_LOONGSON2 11862a21c730SFuxin Zhang help 11872a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11882a21c730SFuxin Zhang with many extensions. 11892a21c730SFuxin Zhang 119025985edcSLucas De Marchi It has an internal FPGA northbridge, which is compatible to 11916f7a251aSWu Zhangjin bonito64. 11926f7a251aSWu Zhangjin 11936f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11946f7a251aSWu Zhangjin bool "Loongson 2F" 11956f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11966f7a251aSWu Zhangjin select CPU_LOONGSON2 1197c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11986f7a251aSWu Zhangjin help 11996f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 12006f7a251aSWu Zhangjin with many extensions. 12016f7a251aSWu Zhangjin 12026f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 12036f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 12046f7a251aSWu Zhangjin Loongson2E. 12056f7a251aSWu Zhangjin 1206ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B 1207ca585cf9SKelvin Cheung bool "Loongson 1B" 1208ca585cf9SKelvin Cheung depends on SYS_HAS_CPU_LOONGSON1B 1209ca585cf9SKelvin Cheung select CPU_LOONGSON1 1210ca585cf9SKelvin Cheung help 1211ca585cf9SKelvin Cheung The Loongson 1B is a 32-bit SoC, which implements the MIPS32 1212ca585cf9SKelvin Cheung release 2 instruction set. 1213ca585cf9SKelvin Cheung 12146e760c8dSRalf Baechleconfig CPU_MIPS32_R1 12156e760c8dSRalf Baechle bool "MIPS32 Release 1" 12167cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 12176e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1218797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1219ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12206e760c8dSRalf Baechle help 12215e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 12221e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12231e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12241e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12251e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12261e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 12271e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 12281e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 12291e5f1caaSRalf Baechle performance. 12301e5f1caaSRalf Baechle 12311e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 12321e5f1caaSRalf Baechle bool "MIPS32 Release 2" 12337cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 12341e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1235797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1236ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12372235a54dSSanjay Lal select HAVE_KVM 12381e5f1caaSRalf Baechle help 12395e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 12406e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12416e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12426e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12436e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12441da177e4SLinus Torvalds 12456e760c8dSRalf Baechleconfig CPU_MIPS64_R1 12466e760c8dSRalf Baechle bool "MIPS64 Release 1" 12477cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1248797798c1SRalf Baechle select CPU_HAS_PREFETCH 1249ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1250ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1251ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12529cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12536e760c8dSRalf Baechle help 12546e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 12556e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12566e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12576e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12586e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12591e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 12601e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 12611e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 12621e5f1caaSRalf Baechle performance. 12631e5f1caaSRalf Baechle 12641e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12651e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12667cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1267797798c1SRalf Baechle select CPU_HAS_PREFETCH 12681e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12691e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1270ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12719cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12721e5f1caaSRalf Baechle help 12731e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12741e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12751e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12761e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12771e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12781da177e4SLinus Torvalds 12791da177e4SLinus Torvaldsconfig CPU_R3000 12801da177e4SLinus Torvalds bool "R3000" 12817cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1282f7062ddbSRalf Baechle select CPU_HAS_WB 1283ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1284797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12851da177e4SLinus Torvalds help 12861da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12871da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12881da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12891da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12901da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12911da177e4SLinus Torvalds try to recompile with R3000. 12921da177e4SLinus Torvalds 12931da177e4SLinus Torvaldsconfig CPU_TX39XX 12941da177e4SLinus Torvalds bool "R39XX" 12957cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1296ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12971da177e4SLinus Torvalds 12981da177e4SLinus Torvaldsconfig CPU_VR41XX 12991da177e4SLinus Torvalds bool "R41xx" 13007cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1301ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1302ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13031da177e4SLinus Torvalds help 13045e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 13051da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 13061da177e4SLinus Torvalds kernel built with this option will not run on any other type of 13071da177e4SLinus Torvalds processor or vice versa. 13081da177e4SLinus Torvalds 13091da177e4SLinus Torvaldsconfig CPU_R4300 13101da177e4SLinus Torvalds bool "R4300" 13117cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1312ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1313ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13141da177e4SLinus Torvalds help 13151da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 13161da177e4SLinus Torvalds 13171da177e4SLinus Torvaldsconfig CPU_R4X00 13181da177e4SLinus Torvalds bool "R4x00" 13197cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1320ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1321ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1322970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13231da177e4SLinus Torvalds help 13241da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 13251da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 13261da177e4SLinus Torvalds 13271da177e4SLinus Torvaldsconfig CPU_TX49XX 13281da177e4SLinus Torvalds bool "R49XX" 13297cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1330de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1331ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1332ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1333970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13341da177e4SLinus Torvalds 13351da177e4SLinus Torvaldsconfig CPU_R5000 13361da177e4SLinus Torvalds bool "R5000" 13377cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1338ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1339ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1340970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13411da177e4SLinus Torvalds help 13421da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 13431da177e4SLinus Torvalds 13441da177e4SLinus Torvaldsconfig CPU_R5432 13451da177e4SLinus Torvalds bool "R5432" 13467cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 13475e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 13485e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1349970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13501da177e4SLinus Torvalds 1351542c1020SShinya Kuribayashiconfig CPU_R5500 1352542c1020SShinya Kuribayashi bool "R5500" 1353542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1354542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1355542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 13569cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1357542c1020SShinya Kuribayashi help 1358542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1359542c1020SShinya Kuribayashi instruction set. 1360542c1020SShinya Kuribayashi 13611da177e4SLinus Torvaldsconfig CPU_R6000 13621da177e4SLinus Torvalds bool "R6000" 13637cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1364ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13651da177e4SLinus Torvalds help 13661da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1367c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13681da177e4SLinus Torvalds 13691da177e4SLinus Torvaldsconfig CPU_NEVADA 13701da177e4SLinus Torvalds bool "RM52xx" 13717cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1372ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1373ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1374970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13751da177e4SLinus Torvalds help 13761da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13771da177e4SLinus Torvalds 13781da177e4SLinus Torvaldsconfig CPU_R8000 13791da177e4SLinus Torvalds bool "R8000" 13807cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13815e83d430SRalf Baechle select CPU_HAS_PREFETCH 1382ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13831da177e4SLinus Torvalds help 13841da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13851da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13861da177e4SLinus Torvalds 13871da177e4SLinus Torvaldsconfig CPU_R10000 13881da177e4SLinus Torvalds bool "R10000" 13897cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13905e83d430SRalf Baechle select CPU_HAS_PREFETCH 1391ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1392ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1393797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1394970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13951da177e4SLinus Torvalds help 13961da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13971da177e4SLinus Torvalds 13981da177e4SLinus Torvaldsconfig CPU_RM7000 13991da177e4SLinus Torvalds bool "RM7000" 14007cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 14015e83d430SRalf Baechle select CPU_HAS_PREFETCH 1402ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1403ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1404797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1405970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14061da177e4SLinus Torvalds 14071da177e4SLinus Torvaldsconfig CPU_SB1 14081da177e4SLinus Torvalds bool "SB1" 14097cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1410ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1411ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1412797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1413970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14140004a9dfSRalf Baechle select WEAK_ORDERING 14151da177e4SLinus Torvalds 1416a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1417a86c7f72SDavid Daney bool "Cavium Octeon processor" 14185e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 14197ee91de4SYoichi Yuasa select ARCH_SPARSEMEM_ENABLE 1420a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1421a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1422a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1423a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1424a86c7f72SDavid Daney select WEAK_ORDERING 1425a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 14269cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 14277ed18152SDavid Daney select LIBFDT 14287ed18152SDavid Daney select USE_OF 14299296d94dSFlorian Fainelli select USB_EHCI_BIG_ENDIAN_MMIO 1430a86c7f72SDavid Daney help 1431a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1432a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1433a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1434a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1435a86c7f72SDavid Daney 1436c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1437c1c0c461SKevin Cernekee bool "BMIPS3300" 1438c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 14391bbb6c1bSKevin Cernekee select CPU_BMIPS 1440c1c0c461SKevin Cernekee help 1441c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1442c1c0c461SKevin Cernekee 1443c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1444c1c0c461SKevin Cernekee bool "BMIPS4350" 1445c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 14461bbb6c1bSKevin Cernekee select CPU_BMIPS 1447c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1448c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1449c1c0c461SKevin Cernekee help 1450c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1451c1c0c461SKevin Cernekee 1452c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1453c1c0c461SKevin Cernekee bool "BMIPS4380" 1454c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 14551bbb6c1bSKevin Cernekee select CPU_BMIPS 1456c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1457c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1458c1c0c461SKevin Cernekee help 1459c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1460c1c0c461SKevin Cernekee 1461c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1462c1c0c461SKevin Cernekee bool "BMIPS5000" 1463c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 14641bbb6c1bSKevin Cernekee select CPU_BMIPS 1465c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 14661bbb6c1bSKevin Cernekee select MIPS_CPU_SCACHE 1467c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1468c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1469c1c0c461SKevin Cernekee help 1470c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1471c1c0c461SKevin Cernekee 14727f058e85SJayachandran Cconfig CPU_XLR 14737f058e85SJayachandran C bool "Netlogic XLR SoC" 14747f058e85SJayachandran C depends on SYS_HAS_CPU_XLR 14757f058e85SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14767f058e85SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14777f058e85SJayachandran C select CPU_SUPPORTS_HIGHMEM 1478970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14797f058e85SJayachandran C select WEAK_ORDERING 14807f058e85SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14817f058e85SJayachandran C help 14827f058e85SJayachandran C Netlogic Microsystems XLR/XLS processors. 14831c773ea4SJayachandran C 14841c773ea4SJayachandran Cconfig CPU_XLP 14851c773ea4SJayachandran C bool "Netlogic XLP SoC" 14861c773ea4SJayachandran C depends on SYS_HAS_CPU_XLP 14871c773ea4SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14881c773ea4SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14891c773ea4SJayachandran C select CPU_SUPPORTS_HIGHMEM 14901c773ea4SJayachandran C select WEAK_ORDERING 14911c773ea4SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14921c773ea4SJayachandran C select CPU_HAS_PREFETCH 1493d6504846SJayachandran C select CPU_MIPSR2 14941c773ea4SJayachandran C help 14951c773ea4SJayachandran C Netlogic Microsystems XLP processors. 14961da177e4SLinus Torvaldsendchoice 14971da177e4SLinus Torvalds 1498622844bfSWu Zhangjinif CPU_LOONGSON2F 1499622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1500622844bfSWu Zhangjin bool 1501622844bfSWu Zhangjin 1502622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1503622844bfSWu Zhangjin bool 1504622844bfSWu Zhangjin 1505622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1506622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1507622844bfSWu Zhangjin default y 1508622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1509622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1510622844bfSWu Zhangjin help 1511622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1512622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1513622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1514622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1515622844bfSWu Zhangjin 1516622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1517622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1518622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1519622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1520622844bfSWu Zhangjin systems. 1521622844bfSWu Zhangjin 1522622844bfSWu Zhangjin If unsure, please say Y. 1523622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1524622844bfSWu Zhangjin 15251b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 15261b93b3c3SWu Zhangjin bool 15271b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 15281b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 15291b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1530fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 15311b93b3c3SWu Zhangjin 15321b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 15331b93b3c3SWu Zhangjin bool 15341b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 15351b93b3c3SWu Zhangjin 15363702bba5SWu Zhangjinconfig CPU_LOONGSON2 15373702bba5SWu Zhangjin bool 15383702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 15393702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 15403702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 1541970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 15423702bba5SWu Zhangjin 1543ca585cf9SKelvin Cheungconfig CPU_LOONGSON1 1544ca585cf9SKelvin Cheung bool 1545ca585cf9SKelvin Cheung select CPU_MIPS32 1546ca585cf9SKelvin Cheung select CPU_MIPSR2 1547ca585cf9SKelvin Cheung select CPU_HAS_PREFETCH 1548ca585cf9SKelvin Cheung select CPU_SUPPORTS_32BIT_KERNEL 1549ca585cf9SKelvin Cheung select CPU_SUPPORTS_HIGHMEM 1550ca585cf9SKelvin Cheung 15511bbb6c1bSKevin Cernekeeconfig CPU_BMIPS 15521bbb6c1bSKevin Cernekee bool 15531bbb6c1bSKevin Cernekee select CPU_MIPS32 15541bbb6c1bSKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 15551bbb6c1bSKevin Cernekee select DMA_NONCOHERENT 15561bbb6c1bSKevin Cernekee select IRQ_CPU 15571bbb6c1bSKevin Cernekee select SWAP_IO_SPACE 15581bbb6c1bSKevin Cernekee select WEAK_ORDERING 15591bbb6c1bSKevin Cernekee 15603702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 15612a21c730SFuxin Zhang bool 15622a21c730SFuxin Zhang 15636f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 15646f7a251aSWu Zhangjin bool 156555045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 156655045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 156722f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 15686f7a251aSWu Zhangjin 1569ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B 1570ca585cf9SKelvin Cheung bool 1571ca585cf9SKelvin Cheung 15727cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 15737cf8053bSRalf Baechle bool 15747cf8053bSRalf Baechle 15757cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 15767cf8053bSRalf Baechle bool 15777cf8053bSRalf Baechle 15787cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 15797cf8053bSRalf Baechle bool 15807cf8053bSRalf Baechle 15817cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 15827cf8053bSRalf Baechle bool 15837cf8053bSRalf Baechle 15847cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 15857cf8053bSRalf Baechle bool 15867cf8053bSRalf Baechle 15877cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 15887cf8053bSRalf Baechle bool 15897cf8053bSRalf Baechle 15907cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 15917cf8053bSRalf Baechle bool 15927cf8053bSRalf Baechle 15937cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15947cf8053bSRalf Baechle bool 15957cf8053bSRalf Baechle 15967cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15977cf8053bSRalf Baechle bool 15987cf8053bSRalf Baechle 15997cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 16007cf8053bSRalf Baechle bool 16017cf8053bSRalf Baechle 16027cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 16037cf8053bSRalf Baechle bool 16047cf8053bSRalf Baechle 16057cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 16067cf8053bSRalf Baechle bool 16077cf8053bSRalf Baechle 1608542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1609542c1020SShinya Kuribayashi bool 1610542c1020SShinya Kuribayashi 16117cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 16127cf8053bSRalf Baechle bool 16137cf8053bSRalf Baechle 16147cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 16157cf8053bSRalf Baechle bool 16167cf8053bSRalf Baechle 16177cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 16187cf8053bSRalf Baechle bool 16197cf8053bSRalf Baechle 16207cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 16217cf8053bSRalf Baechle bool 16227cf8053bSRalf Baechle 16237cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 16247cf8053bSRalf Baechle bool 16257cf8053bSRalf Baechle 16267cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 16277cf8053bSRalf Baechle bool 16287cf8053bSRalf Baechle 16295e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 16305e683389SDavid Daney bool 16315e683389SDavid Daney 1632c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1633c1c0c461SKevin Cernekee bool 1634c1c0c461SKevin Cernekee 1635c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1636c1c0c461SKevin Cernekee bool 1637c1c0c461SKevin Cernekee 1638c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1639c1c0c461SKevin Cernekee bool 1640c1c0c461SKevin Cernekee 1641c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1642c1c0c461SKevin Cernekee bool 1643c1c0c461SKevin Cernekee 16447f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR 16457f058e85SJayachandran C bool 16467f058e85SJayachandran C 16471c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP 16481c773ea4SJayachandran C bool 16491c773ea4SJayachandran C 165017099b11SRalf Baechle# 165117099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 165217099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 165317099b11SRalf Baechle# 16540004a9dfSRalf Baechleconfig WEAK_ORDERING 16550004a9dfSRalf Baechle bool 165617099b11SRalf Baechle 165717099b11SRalf Baechle# 165817099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 165917099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 166017099b11SRalf Baechle# 166117099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 166217099b11SRalf Baechle bool 16635e83d430SRalf Baechleendmenu 16645e83d430SRalf Baechle 16655e83d430SRalf Baechle# 16665e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 16675e83d430SRalf Baechle# 16685e83d430SRalf Baechleconfig CPU_MIPS32 16695e83d430SRalf Baechle bool 16705e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 16715e83d430SRalf Baechle 16725e83d430SRalf Baechleconfig CPU_MIPS64 16735e83d430SRalf Baechle bool 16745e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 16755e83d430SRalf Baechle 16765e83d430SRalf Baechle# 1677c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 16785e83d430SRalf Baechle# 16795e83d430SRalf Baechleconfig CPU_MIPSR1 16805e83d430SRalf Baechle bool 16815e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 16825e83d430SRalf Baechle 16835e83d430SRalf Baechleconfig CPU_MIPSR2 16845e83d430SRalf Baechle bool 1685a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 16865e83d430SRalf Baechle 16875e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 16885e83d430SRalf Baechle bool 16895e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 16905e83d430SRalf Baechle bool 16915e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 16925e83d430SRalf Baechle bool 16935e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 16945e83d430SRalf Baechle bool 169555045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 169655045ff5SWu Zhangjin bool 169755045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 169855045ff5SWu Zhangjin bool 16999cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 17009cffd154SDavid Daney bool 170122f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 170222f1fdfdSWu Zhangjin bool 170382622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 170482622284SDavid Daney bool 1705d6504846SJayachandran C default y if 64BIT && CPU_MIPSR2 && !CPU_XLP 17065e83d430SRalf Baechle 17078192c9eaSDavid Daney# 17088192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 17098192c9eaSDavid Daney# 17108192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 17118192c9eaSDavid Daney bool 1712f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 17138192c9eaSDavid Daney 17145e83d430SRalf Baechlemenu "Kernel type" 17155e83d430SRalf Baechle 17165e83d430SRalf Baechlechoice 17175e83d430SRalf Baechle prompt "Kernel code model" 17185e83d430SRalf Baechle help 17195e83d430SRalf Baechle You should only select this option if you have a workload that 17205e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 17215e83d430SRalf Baechle large memory. You will only be presented a single option in this 17225e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 17235e83d430SRalf Baechle 17245e83d430SRalf Baechleconfig 32BIT 17255e83d430SRalf Baechle bool "32-bit kernel" 17265e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 17275e83d430SRalf Baechle select TRAD_SIGNALS 17285e83d430SRalf Baechle help 17295e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 17305e83d430SRalf Baechleconfig 64BIT 17315e83d430SRalf Baechle bool "64-bit kernel" 17325e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 17335e83d430SRalf Baechle help 17345e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 17355e83d430SRalf Baechle 17365e83d430SRalf Baechleendchoice 17375e83d430SRalf Baechle 17382235a54dSSanjay Lalconfig KVM_GUEST 17392235a54dSSanjay Lal bool "KVM Guest Kernel" 17402235a54dSSanjay Lal help 17412235a54dSSanjay Lal Select this option if building a guest kernel for KVM (Trap & Emulate) mode 17422235a54dSSanjay Lal 17432235a54dSSanjay Lalconfig KVM_HOST_FREQ 17442235a54dSSanjay Lal int "KVM Host Processor Frequency (MHz)" 17452235a54dSSanjay Lal depends on KVM_GUEST 17462235a54dSSanjay Lal default 500 17472235a54dSSanjay Lal help 17482235a54dSSanjay Lal Select this option if building a guest kernel for KVM to skip 17492235a54dSSanjay Lal RTC emulation when determining guest CPU Frequency. Instead, the guest 17502235a54dSSanjay Lal processor frequency is automatically derived from the host frequency. 17512235a54dSSanjay Lal 17521da177e4SLinus Torvaldschoice 17531da177e4SLinus Torvalds prompt "Kernel page size" 17541da177e4SLinus Torvalds default PAGE_SIZE_4KB 17551da177e4SLinus Torvalds 17561da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 17571da177e4SLinus Torvalds bool "4kB" 1758315fe625SWu Zhangjin depends on !CPU_LOONGSON2 17591da177e4SLinus Torvalds help 17601da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 17611da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 17621da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 17631da177e4SLinus Torvalds recommended for low memory systems. 17641da177e4SLinus Torvalds 17651da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 17661da177e4SLinus Torvalds bool "8kB" 17677d60717eSKees Cook depends on CPU_R8000 || CPU_CAVIUM_OCTEON 17681da177e4SLinus Torvalds help 17691da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 17701da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1771c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1772c52399beSRalf Baechle suitable Linux distribution to support this. 17731da177e4SLinus Torvalds 17741da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 17751da177e4SLinus Torvalds bool "16kB" 1776714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 17771da177e4SLinus Torvalds help 17781da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 17791da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1780714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1781714bfad6SRalf Baechle Linux distribution to support this. 17821da177e4SLinus Torvalds 1783c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1784c52399beSRalf Baechle bool "32kB" 1785c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1786c52399beSRalf Baechle help 1787c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1788c52399beSRalf Baechle the price of higher memory consumption. This option is available 1789c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1790c52399beSRalf Baechle distribution to support this. 1791c52399beSRalf Baechle 17921da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 17931da177e4SLinus Torvalds bool "64kB" 17947d60717eSKees Cook depends on !CPU_R3000 && !CPU_TX39XX 17951da177e4SLinus Torvalds help 17961da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 17971da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 17981da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1799714bfad6SRalf Baechle writing this option is still high experimental. 18001da177e4SLinus Torvalds 18011da177e4SLinus Torvaldsendchoice 18021da177e4SLinus Torvalds 1803c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1804c9bace7cSDavid Daney int "Maximum zone order" 180585f993b8SDavid Daney range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB 180685f993b8SDavid Daney default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB 180785f993b8SDavid Daney range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB 180885f993b8SDavid Daney default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB 180985f993b8SDavid Daney range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB 181085f993b8SDavid Daney default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB 1811c9bace7cSDavid Daney range 11 64 1812c9bace7cSDavid Daney default "11" 1813c9bace7cSDavid Daney help 1814c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1815c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1816c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1817c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1818c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1819c9bace7cSDavid Daney increase this value. 1820c9bace7cSDavid Daney 1821c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1822c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1823c9bace7cSDavid Daney 1824c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1825c9bace7cSDavid Daney when choosing a value for this option. 1826c9bace7cSDavid Daney 18270ab2b7d0SRaghu Gandhamconfig CEVT_GIC 18280ab2b7d0SRaghu Gandham bool "Use GIC global counter for clock events" 18290ab2b7d0SRaghu Gandham depends on IRQ_GIC && !(MIPS_SEAD3 || MIPS_MT_SMTC) 18300ab2b7d0SRaghu Gandham help 18310ab2b7d0SRaghu Gandham Use the GIC global counter for the clock events. The R4K clock 18320ab2b7d0SRaghu Gandham event driver is always present, so if the platform ends up not 18330ab2b7d0SRaghu Gandham detecting a GIC, it will fall back to the R4K timer for the 18340ab2b7d0SRaghu Gandham generation of clock events. 18350ab2b7d0SRaghu Gandham 18361da177e4SLinus Torvaldsconfig BOARD_SCACHE 18371da177e4SLinus Torvalds bool 18381da177e4SLinus Torvalds 18391da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 18401da177e4SLinus Torvalds bool 18411da177e4SLinus Torvalds select BOARD_SCACHE 18421da177e4SLinus Torvalds 18439318c51aSChris Dearman# 18449318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 18459318c51aSChris Dearman# 18469318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 18479318c51aSChris Dearman bool 18489318c51aSChris Dearman select BOARD_SCACHE 18499318c51aSChris Dearman 18501da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 18511da177e4SLinus Torvalds bool 18521da177e4SLinus Torvalds select BOARD_SCACHE 18531da177e4SLinus Torvalds 18541da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 18551da177e4SLinus Torvalds bool 18561da177e4SLinus Torvalds select BOARD_SCACHE 18571da177e4SLinus Torvalds 18581da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 18591da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 18601da177e4SLinus Torvalds depends on CPU_SB1 18611da177e4SLinus Torvalds help 18621da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 18631da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 18641da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 18651da177e4SLinus Torvalds 18661da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1867c8094b53SRalf Baechle bool 18681da177e4SLinus Torvalds 18693165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB 18703165c846SFlorian Fainelli bool 18713165c846SFlorian Fainelli default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX) 18723165c846SFlorian Fainelli 187391405eb6SFlorian Fainelliconfig CPU_R4K_FPU 187491405eb6SFlorian Fainelli bool 187591405eb6SFlorian Fainelli default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 187691405eb6SFlorian Fainelli 187762cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB 187862cedc4fSFlorian Fainelli bool 187962cedc4fSFlorian Fainelli default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 188062cedc4fSFlorian Fainelli 1881340ee4b9SRalf Baechlechoice 1882340ee4b9SRalf Baechle prompt "MIPS MT options" 1883f41ae0b2SRalf Baechle 1884f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1885f41ae0b2SRalf Baechle bool "Disable multithreading support." 1886f41ae0b2SRalf Baechle help 1887f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1888f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1889f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1890f41ae0b2SRalf Baechle option in this menu. 1891340ee4b9SRalf Baechle 189259d6ab86SRalf Baechleconfig MIPS_MT_SMP 189359d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 189459d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 189559d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1896d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 189759d6ab86SRalf Baechle select MIPS_MT 1898f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 189959d6ab86SRalf Baechle select SMP 19000ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 190159d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 190287353d8aSRalf Baechle select SMP_UP 1903399aaa25SAl Cooper select MIPS_PERF_SHARED_TC_COUNTERS 190459d6ab86SRalf Baechle help 190525f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 190625f12b33SRalf Baechle marketesed into SMVP. 190725f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 190825f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 190925f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 191025f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 191125f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 191225f12b33SRalf Baechle what Intel calls Hyperthreading. 191325f12b33SRalf Baechle 191425f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 191559d6ab86SRalf Baechle 191641c594abSRalf Baechleconfig MIPS_MT_SMTC 191741c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1918f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1919f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1920f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1921f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1922d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1923f41ae0b2SRalf Baechle select MIPS_MT 1924130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 192541c594abSRalf Baechle select SMP 192673b76c78SRalf Baechle select SYS_SUPPORTS_SMP 192787353d8aSRalf Baechle select SMP_UP 1928f41ae0b2SRalf Baechle help 1929f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1930f41ae0b2SRalf Baechle marketesed into SMVP. 193125f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 193225f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 193325f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 193425f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 193525f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 193625f12b33SRalf Baechle decision. 193725f12b33SRalf Baechle 193825f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 193941c594abSRalf Baechle 1940340ee4b9SRalf Baechleendchoice 1941340ee4b9SRalf Baechle 1942f41ae0b2SRalf Baechleconfig MIPS_MT 1943f41ae0b2SRalf Baechle bool 1944f41ae0b2SRalf Baechle 19450ab7aefcSRalf Baechleconfig SCHED_SMT 19460ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 19470ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 19480ab7aefcSRalf Baechle default n 19490ab7aefcSRalf Baechle help 19500ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 19510ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 19520ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 19530ab7aefcSRalf Baechle 19540ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 19550ab7aefcSRalf Baechle bool 19560ab7aefcSRalf Baechle 1957f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1958f41ae0b2SRalf Baechle bool 1959f41ae0b2SRalf Baechle 1960f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1961f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1962f088fc84SRalf Baechle default y 196307cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 196407cc0c9eSRalf Baechle 196507cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 196607cc0c9eSRalf Baechle bool "VPE loader support." 196707cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 196807cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 196907cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 197007cc0c9eSRalf Baechle select MIPS_MT 197107cc0c9eSRalf Baechle help 197207cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 197307cc0c9eSRalf Baechle onto another VPE and running it. 1974f088fc84SRalf Baechle 19750db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 19760db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 19770db34215SKevin D. Kissell depends on MIPS_MT_SMTC 19788531a35eSKevin D. Kissell default n 19790db34215SKevin D. Kissell help 19800db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 19810db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 19820db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 19830db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 19840db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 19858531a35eSKevin D. Kissell impact on interrupt service overhead. 19860db34215SKevin D. Kissell 1987f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1988f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1989f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1990f571eff0SKevin D. Kissell default n 1991f571eff0SKevin D. Kissell help 1992f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1993f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1994f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 19958531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 19968531a35eSKevin D. Kissell should be used only if you know what you are doing. 1997f571eff0SKevin D. Kissell 1998e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1999e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 2000e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 2001e01402b1SRalf Baechle default y 2002e01402b1SRalf Baechle help 2003e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 2004e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 2005e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 2006e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 2007e01402b1SRalf Baechle 2008e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 2009e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 2010e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 2011e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 20125e83d430SRalf Baechle help 2013e01402b1SRalf Baechle 20144a16ff4cSRalf Baechleconfig MIPS_CMP 20154a16ff4cSRalf Baechle bool "MIPS CMP framework support" 20164a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 2017eb9b5141STim Anderson select SYNC_R4K 20184a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 20194a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 20204a16ff4cSRalf Baechle select WEAK_ORDERING 20214a16ff4cSRalf Baechle default n 20224a16ff4cSRalf Baechle help 20234a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 20244a16ff4cSRalf Baechle be handled differently... 20254a16ff4cSRalf Baechle 20261da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 20271da177e4SLinus Torvalds bool 20281da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 20291da177e4SLinus Torvalds default y 20301da177e4SLinus Torvalds 20311da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 20321da177e4SLinus Torvalds bool 20331da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 20341da177e4SLinus Torvalds default y 20351da177e4SLinus Torvalds 20361da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 20371da177e4SLinus Torvalds bool 20381da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 20391da177e4SLinus Torvalds default y 20401da177e4SLinus Torvalds 20412235a54dSSanjay Lal 20421da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 2043d806cb2bSRalf Baechle bool 20441da177e4SLinus Torvalds 204560ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 204660ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 204760ec6571Spascal@pabr.org 20489693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 20499693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 20509693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 20519693a853SFranck Bui-Huu help 20529693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 20539693a853SFranck Bui-Huu increased security at both hardware and software level for 20549693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 20559693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 20569693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 20579693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 20589693a853SFranck Bui-Huu here. 20599693a853SFranck Bui-Huu 2060bce86083SSteven J. Hillconfig CPU_MICROMIPS 2061bce86083SSteven J. Hill depends on SYS_SUPPORTS_MICROMIPS 2062bce86083SSteven J. Hill bool "Build kernel using microMIPS ISA" 2063bce86083SSteven J. Hill help 2064bce86083SSteven J. Hill When this option is enabled the kernel will be built using the 2065bce86083SSteven J. Hill microMIPS ISA 2066bce86083SSteven J. Hill 20671da177e4SLinus Torvaldsconfig CPU_HAS_WB 2068f7062ddbSRalf Baechle bool 2069e01402b1SRalf Baechle 2070df0ac8a4SKevin Cernekeeconfig XKS01 2071df0ac8a4SKevin Cernekee bool 2072df0ac8a4SKevin Cernekee 2073f41ae0b2SRalf Baechle# 2074f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 2075f41ae0b2SRalf Baechle# 2076e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 2077f41ae0b2SRalf Baechle bool 2078e01402b1SRalf Baechle 2079f41ae0b2SRalf Baechle# 2080f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 2081f41ae0b2SRalf Baechle# 2082e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 2083f41ae0b2SRalf Baechle bool 2084e01402b1SRalf Baechle 20851da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 20861da177e4SLinus Torvalds bool 20871da177e4SLinus Torvalds depends on !CPU_R3000 20881da177e4SLinus Torvalds default y 20891da177e4SLinus Torvalds 20901da177e4SLinus Torvalds# 209120d60d99SMaciej W. Rozycki# CPU non-features 209220d60d99SMaciej W. Rozycki# 209320d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 209420d60d99SMaciej W. Rozycki bool 209520d60d99SMaciej W. Rozycki 209620d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 209720d60d99SMaciej W. Rozycki bool 209820d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 209920d60d99SMaciej W. Rozycki 210020d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 210120d60d99SMaciej W. Rozycki bool 210220d60d99SMaciej W. Rozycki 210320d60d99SMaciej W. Rozycki# 21041da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 21051da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 21061da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 21071da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 21081da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 21091da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 21101da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 21111da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 2112797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 2113797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 2114797798c1SRalf Baechle# support. 21151da177e4SLinus Torvalds# 21161da177e4SLinus Torvaldsconfig HIGHMEM 21171da177e4SLinus Torvalds bool "High Memory Support" 2118797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 2119797798c1SRalf Baechle 2120797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 2121797798c1SRalf Baechle bool 2122797798c1SRalf Baechle 2123797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 2124797798c1SRalf Baechle bool 21251da177e4SLinus Torvalds 21269693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 21279693a853SFranck Bui-Huu bool 21289693a853SFranck Bui-Huu 2129a6a4834cSSteven J. Hillconfig SYS_SUPPORTS_MICROMIPS 2130a6a4834cSSteven J. Hill bool 2131a6a4834cSSteven J. Hill 2132b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2133b4819b59SYoichi Yuasa def_bool y 2134f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2135b4819b59SYoichi Yuasa 2136d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2137d8cb4e11SRalf Baechle bool 2138d8cb4e11SRalf Baechle default y if SGI_IP27 2139d8cb4e11SRalf Baechle help 21403dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2141d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2142d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2143d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2144d8cb4e11SRalf Baechle 2145b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2146b1c6cd42SAtsushi Nemoto bool 21477de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 214831473747SAtsushi Nemoto 2149d8cb4e11SRalf Baechleconfig NUMA 2150d8cb4e11SRalf Baechle bool "NUMA Support" 2151d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2152d8cb4e11SRalf Baechle help 2153d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2154d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2155d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2156d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2157d8cb4e11SRalf Baechle disabled. 2158d8cb4e11SRalf Baechle 2159d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2160d8cb4e11SRalf Baechle bool 2161d8cb4e11SRalf Baechle 2162c80d79d7SYasunori Gotoconfig NODES_SHIFT 2163c80d79d7SYasunori Goto int 2164c80d79d7SYasunori Goto default "6" 2165c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2166c80d79d7SYasunori Goto 216714f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 216814f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 21694be3d2f3SZi Shen Lim depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP) 217014f70012SDeng-Cheng Zhu default y 217114f70012SDeng-Cheng Zhu help 217214f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 217314f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 217414f70012SDeng-Cheng Zhu 2175b4819b59SYoichi Yuasasource "mm/Kconfig" 2176b4819b59SYoichi Yuasa 21771da177e4SLinus Torvaldsconfig SMP 21781da177e4SLinus Torvalds bool "Multi-Processing support" 2179e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 21802f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2181e73ea273SRalf Baechle help 21821da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 21831da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 21841da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 21851da177e4SLinus Torvalds 21861da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 21871da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 21881da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 21891da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 21901da177e4SLinus Torvalds will run faster if you say N here. 21911da177e4SLinus Torvalds 21921da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 21931da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 21941da177e4SLinus Torvalds 219503502faaSAdrian Bunk See also the SMP-HOWTO available at 219603502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 21971da177e4SLinus Torvalds 21981da177e4SLinus Torvalds If you don't know what to do here, say N. 21991da177e4SLinus Torvalds 220087353d8aSRalf Baechleconfig SMP_UP 220187353d8aSRalf Baechle bool 220287353d8aSRalf Baechle 22034a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 22044a16ff4cSRalf Baechle bool 22054a16ff4cSRalf Baechle 2206e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2207e73ea273SRalf Baechle bool 2208e73ea273SRalf Baechle 220972ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 221072ede9b1SAtsushi Nemoto bool 221172ede9b1SAtsushi Nemoto 2212130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2213130e2fb7SRalf Baechle bool 2214130e2fb7SRalf Baechle 2215130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2216130e2fb7SRalf Baechle bool 2217130e2fb7SRalf Baechle 2218130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2219130e2fb7SRalf Baechle bool 2220130e2fb7SRalf Baechle 2221130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2222130e2fb7SRalf Baechle bool 2223130e2fb7SRalf Baechle 2224130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2225130e2fb7SRalf Baechle bool 2226130e2fb7SRalf Baechle 2227130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2228130e2fb7SRalf Baechle bool 2229130e2fb7SRalf Baechle 22301da177e4SLinus Torvaldsconfig NR_CPUS 22311da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 223272ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 22331da177e4SLinus Torvalds depends on SMP 223472ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2235130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2236130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2237130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2238130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2239130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2240130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 22411da177e4SLinus Torvalds help 22421da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 22431da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 22441da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 224572ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 224672ede9b1SAtsushi Nemoto and 2 for all others. 22471da177e4SLinus Torvalds 22481da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 224972ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 225072ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 225172ede9b1SAtsushi Nemoto power of two. 22521da177e4SLinus Torvalds 2253399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS 2254399aaa25SAl Cooper bool 2255399aaa25SAl Cooper 22561723b4a3SAtsushi Nemoto# 22571723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 22581723b4a3SAtsushi Nemoto# 22591723b4a3SAtsushi Nemoto 22601723b4a3SAtsushi Nemotochoice 22611723b4a3SAtsushi Nemoto prompt "Timer frequency" 22621723b4a3SAtsushi Nemoto default HZ_250 22631723b4a3SAtsushi Nemoto help 22641723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 22651723b4a3SAtsushi Nemoto 22661723b4a3SAtsushi Nemoto config HZ_48 22670f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 22681723b4a3SAtsushi Nemoto 22691723b4a3SAtsushi Nemoto config HZ_100 22701723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 22711723b4a3SAtsushi Nemoto 22721723b4a3SAtsushi Nemoto config HZ_128 22731723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 22741723b4a3SAtsushi Nemoto 22751723b4a3SAtsushi Nemoto config HZ_250 22761723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 22771723b4a3SAtsushi Nemoto 22781723b4a3SAtsushi Nemoto config HZ_256 22791723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 22801723b4a3SAtsushi Nemoto 22811723b4a3SAtsushi Nemoto config HZ_1000 22821723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 22831723b4a3SAtsushi Nemoto 22841723b4a3SAtsushi Nemoto config HZ_1024 22851723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 22861723b4a3SAtsushi Nemoto 22871723b4a3SAtsushi Nemotoendchoice 22881723b4a3SAtsushi Nemoto 22891723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 22901723b4a3SAtsushi Nemoto bool 22911723b4a3SAtsushi Nemoto 22921723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 22931723b4a3SAtsushi Nemoto bool 22941723b4a3SAtsushi Nemoto 22951723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 22961723b4a3SAtsushi Nemoto bool 22971723b4a3SAtsushi Nemoto 22981723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 22991723b4a3SAtsushi Nemoto bool 23001723b4a3SAtsushi Nemoto 23011723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 23021723b4a3SAtsushi Nemoto bool 23031723b4a3SAtsushi Nemoto 23041723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 23051723b4a3SAtsushi Nemoto bool 23061723b4a3SAtsushi Nemoto 23071723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 23081723b4a3SAtsushi Nemoto bool 23091723b4a3SAtsushi Nemoto 23101723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 23111723b4a3SAtsushi Nemoto bool 23121723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 23131723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 23141723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 23151723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 23161723b4a3SAtsushi Nemoto 23171723b4a3SAtsushi Nemotoconfig HZ 23181723b4a3SAtsushi Nemoto int 23191723b4a3SAtsushi Nemoto default 48 if HZ_48 23201723b4a3SAtsushi Nemoto default 100 if HZ_100 23211723b4a3SAtsushi Nemoto default 128 if HZ_128 23221723b4a3SAtsushi Nemoto default 250 if HZ_250 23231723b4a3SAtsushi Nemoto default 256 if HZ_256 23241723b4a3SAtsushi Nemoto default 1000 if HZ_1000 23251723b4a3SAtsushi Nemoto default 1024 if HZ_1024 23261723b4a3SAtsushi Nemoto 2327e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 23281da177e4SLinus Torvalds 2329ea6e942bSAtsushi Nemotoconfig KEXEC 23307d60717eSKees Cook bool "Kexec system call" 2331ea6e942bSAtsushi Nemoto help 2332ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2333ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 23343dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2335ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2336ea6e942bSAtsushi Nemoto 233701dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2338ea6e942bSAtsushi Nemoto 2339ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2340ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2341ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2342ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2343ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2344ea6e942bSAtsushi Nemoto 23457aa1c8f4SRalf Baechleconfig CRASH_DUMP 23467aa1c8f4SRalf Baechle bool "Kernel crash dumps" 23477aa1c8f4SRalf Baechle help 23487aa1c8f4SRalf Baechle Generate crash dump after being started by kexec. 23497aa1c8f4SRalf Baechle This should be normally only set in special crash dump kernels 23507aa1c8f4SRalf Baechle which are loaded in the main kernel with kexec-tools into 23517aa1c8f4SRalf Baechle a specially reserved region and then later executed after 23527aa1c8f4SRalf Baechle a crash by kdump/kexec. The crash dump kernel must be compiled 23537aa1c8f4SRalf Baechle to a memory address not used by the main kernel or firmware using 23547aa1c8f4SRalf Baechle PHYSICAL_START. 23557aa1c8f4SRalf Baechle 23567aa1c8f4SRalf Baechleconfig PHYSICAL_START 23577aa1c8f4SRalf Baechle hex "Physical address where the kernel is loaded" 23587aa1c8f4SRalf Baechle default "0xffffffff84000000" if 64BIT 23597aa1c8f4SRalf Baechle default "0x84000000" if 32BIT 23607aa1c8f4SRalf Baechle depends on CRASH_DUMP 23617aa1c8f4SRalf Baechle help 23627aa1c8f4SRalf Baechle This gives the CKSEG0 or KSEG0 address where the kernel is loaded. 23637aa1c8f4SRalf Baechle If you plan to use kernel for capturing the crash dump change 23647aa1c8f4SRalf Baechle this value to start of the reserved region (the "X" value as 23657aa1c8f4SRalf Baechle specified in the "crashkernel=YM@XM" command line boot parameter 23667aa1c8f4SRalf Baechle passed to the panic-ed kernel). 23677aa1c8f4SRalf Baechle 2368ea6e942bSAtsushi Nemotoconfig SECCOMP 2369ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2370293c5bd1SRalf Baechle depends on PROC_FS 2371ea6e942bSAtsushi Nemoto default y 2372ea6e942bSAtsushi Nemoto help 2373ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2374ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2375ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2376ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2377ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2378ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2379ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2380ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2381ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2382ea6e942bSAtsushi Nemoto 2383ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2384ea6e942bSAtsushi Nemoto 2385f2ffa5abSDezhong Diaoconfig USE_OF 23860b3e06fdSJonas Gorski bool 2387f2ffa5abSDezhong Diao select OF 2388e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2389abd2363fSGrant Likely select IRQ_DOMAIN 2390f2ffa5abSDezhong Diao 23915e83d430SRalf Baechleendmenu 23925e83d430SRalf Baechle 23931df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 23941df0f0ffSAtsushi Nemoto bool 23951df0f0ffSAtsushi Nemoto default y 23961df0f0ffSAtsushi Nemoto 23971df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 23981df0f0ffSAtsushi Nemoto bool 23991df0f0ffSAtsushi Nemoto default y 24001df0f0ffSAtsushi Nemoto 2401b6c3539bSRalf Baechlesource "init/Kconfig" 2402b6c3539bSRalf Baechle 2403dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2404dc52ddc0SMatt Helsley 24051da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 24061da177e4SLinus Torvalds 24075e83d430SRalf Baechleconfig HW_HAS_EISA 24085e83d430SRalf Baechle bool 24091da177e4SLinus Torvaldsconfig HW_HAS_PCI 24101da177e4SLinus Torvalds bool 24111da177e4SLinus Torvalds 24121da177e4SLinus Torvaldsconfig PCI 24131da177e4SLinus Torvalds bool "Support for PCI controller" 24141da177e4SLinus Torvalds depends on HW_HAS_PCI 2415abb4ae46SRalf Baechle select PCI_DOMAINS 2416eab90291SMichael S. Tsirkin select GENERIC_PCI_IOMAP 24170f3b3956SMichael S. Tsirkin select NO_GENERIC_PCI_IOPORT_MAP 24181da177e4SLinus Torvalds help 24191da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 24201da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 24211da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 24221da177e4SLinus Torvalds say Y, otherwise N. 24231da177e4SLinus Torvalds 24241da177e4SLinus Torvaldsconfig PCI_DOMAINS 24251da177e4SLinus Torvalds bool 24261da177e4SLinus Torvalds 24271da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 24281da177e4SLinus Torvalds 24293f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig" 24303f787ca4SJonas Gorski 24311da177e4SLinus Torvalds# 24321da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 24331da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 24341da177e4SLinus Torvalds# users to choose the right thing ... 24351da177e4SLinus Torvalds# 24361da177e4SLinus Torvaldsconfig ISA 24371da177e4SLinus Torvalds bool 24381da177e4SLinus Torvalds 24391da177e4SLinus Torvaldsconfig EISA 24401da177e4SLinus Torvalds bool "EISA support" 24415e83d430SRalf Baechle depends on HW_HAS_EISA 24421da177e4SLinus Torvalds select ISA 2443aa414dffSRalf Baechle select GENERIC_ISA_DMA 24441da177e4SLinus Torvalds ---help--- 24451da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 24461da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 24471da177e4SLinus Torvalds 24481da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 24491da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 24501da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 24511da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 24521da177e4SLinus Torvalds 24531da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 24541da177e4SLinus Torvalds 24551da177e4SLinus Torvalds Otherwise, say N. 24561da177e4SLinus Torvalds 24571da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 24581da177e4SLinus Torvalds 24591da177e4SLinus Torvaldsconfig TC 24601da177e4SLinus Torvalds bool "TURBOchannel support" 24611da177e4SLinus Torvalds depends on MACH_DECSTATION 24621da177e4SLinus Torvalds help 246350a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 246450a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 246550a23e6eSJustin P. Mattock at: 246650a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 246750a23e6eSJustin P. Mattock and: 246850a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 246950a23e6eSJustin P. Mattock Linux driver support status is documented at: 247050a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 24711da177e4SLinus Torvalds 24721da177e4SLinus Torvaldsconfig MMU 24731da177e4SLinus Torvalds bool 24741da177e4SLinus Torvalds default y 24751da177e4SLinus Torvalds 2476d865bea4SRalf Baechleconfig I8253 2477d865bea4SRalf Baechle bool 2478798778b8SRussell King select CLKSRC_I8253 24792d02612fSThomas Gleixner select CLKEVT_I8253 24809726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2481d865bea4SRalf Baechle 2482cce335aeSRalf Baechleconfig ZONE_DMA32 2483cce335aeSRalf Baechle bool 2484cce335aeSRalf Baechle 24851da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 24861da177e4SLinus Torvalds 24871da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 24881da177e4SLinus Torvalds 2489388b78adSAlexandre Bounineconfig RAPIDIO 2490388b78adSAlexandre Bounine bool "RapidIO support" 2491388b78adSAlexandre Bounine depends on PCI 2492388b78adSAlexandre Bounine default n 2493388b78adSAlexandre Bounine help 2494388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2495388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2496388b78adSAlexandre Bounine 2497388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2498388b78adSAlexandre Bounine 24991da177e4SLinus Torvaldsendmenu 25001da177e4SLinus Torvalds 25011da177e4SLinus Torvaldsmenu "Executable file formats" 25021da177e4SLinus Torvalds 25031da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 25041da177e4SLinus Torvalds 25051da177e4SLinus Torvaldsconfig TRAD_SIGNALS 25061da177e4SLinus Torvalds bool 25071da177e4SLinus Torvalds 25081da177e4SLinus Torvaldsconfig MIPS32_COMPAT 25091da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2510875d43e7SRalf Baechle depends on 64BIT 25111da177e4SLinus Torvalds help 25121da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 25131da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 25141da177e4SLinus Torvalds currently 32-bit you should say Y here. 25151da177e4SLinus Torvalds 25161da177e4SLinus Torvaldsconfig COMPAT 25171da177e4SLinus Torvalds bool 25181da177e4SLinus Torvalds depends on MIPS32_COMPAT 251948b25c43SChris Metcalf select ARCH_WANT_OLD_COMPAT_IPC 25201da177e4SLinus Torvalds default y 25211da177e4SLinus Torvalds 252205e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 252305e43966SAtsushi Nemoto bool 252405e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 252505e43966SAtsushi Nemoto default y 252605e43966SAtsushi Nemoto 25271da177e4SLinus Torvaldsconfig MIPS32_O32 25281da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 25291da177e4SLinus Torvalds depends on MIPS32_COMPAT 25301da177e4SLinus Torvalds help 25311da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 25321da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 25331da177e4SLinus Torvalds existing binaries are in this format. 25341da177e4SLinus Torvalds 25351da177e4SLinus Torvalds If unsure, say Y. 25361da177e4SLinus Torvalds 25371da177e4SLinus Torvaldsconfig MIPS32_N32 25381da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 25391da177e4SLinus Torvalds depends on MIPS32_COMPAT 25401da177e4SLinus Torvalds help 25411da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 25421da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 25431da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 25441da177e4SLinus Torvalds cases. 25451da177e4SLinus Torvalds 25461da177e4SLinus Torvalds If unsure, say N. 25471da177e4SLinus Torvalds 25481da177e4SLinus Torvaldsconfig BINFMT_ELF32 25491da177e4SLinus Torvalds bool 25501da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 25511da177e4SLinus Torvalds 25522116245eSRalf Baechleendmenu 25531da177e4SLinus Torvalds 25542116245eSRalf Baechlemenu "Power management options" 2555952fa954SRodolfo Giometti 2556363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2557363c55caSWu Zhangjin def_bool y 25583f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2559363c55caSWu Zhangjin 2560f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2561f4cb5700SJohannes Berg def_bool y 25623f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2563f4cb5700SJohannes Berg 25642116245eSRalf Baechlesource "kernel/power/Kconfig" 2565952fa954SRodolfo Giometti 25661da177e4SLinus Torvaldsendmenu 25671da177e4SLinus Torvalds 25687a998935SViresh Kumarconfig MIPS_EXTERNAL_TIMER 25697a998935SViresh Kumar bool 25707a998935SViresh Kumar 25717a998935SViresh Kumarif CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER 25727a998935SViresh Kumarmenu "CPU Power Management" 25737a998935SViresh Kumarsource "drivers/cpufreq/Kconfig" 25747a998935SViresh Kumarendmenu 25757a998935SViresh Kumarendif 25769726b43aSWu Zhangjin 2577d5950b43SSam Ravnborgsource "net/Kconfig" 2578d5950b43SSam Ravnborg 25791da177e4SLinus Torvaldssource "drivers/Kconfig" 25801da177e4SLinus Torvalds 258198cdee0eSRalf Baechlesource "drivers/firmware/Kconfig" 258298cdee0eSRalf Baechle 25831da177e4SLinus Torvaldssource "fs/Kconfig" 25841da177e4SLinus Torvalds 25851da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 25861da177e4SLinus Torvalds 25871da177e4SLinus Torvaldssource "security/Kconfig" 25881da177e4SLinus Torvalds 25891da177e4SLinus Torvaldssource "crypto/Kconfig" 25901da177e4SLinus Torvalds 25911da177e4SLinus Torvaldssource "lib/Kconfig" 25922235a54dSSanjay Lal 25932235a54dSSanjay Lalsource "arch/mips/kvm/Kconfig" 2594