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 791f01737SDeng-Cheng Zhu select HAVE_IRQ_WORK 87f788d2dSDeng-Cheng Zhu select HAVE_PERF_EVENTS 97f788d2dSDeng-Cheng Zhu select PERF_USE_VMALLOC 1088547001SJason Wessel select HAVE_ARCH_KGDB 117563bbf8SMark Brown select ARCH_HAVE_CUSTOM_GPIO_H 12d2bb0762SWu Zhangjin select HAVE_FUNCTION_TRACER 1369a7d1b3SWu Zhangjin select HAVE_FUNCTION_TRACE_MCOUNT_TEST 14538f1952SWu Zhangjin select HAVE_DYNAMIC_FTRACE 15538f1952SWu Zhangjin select HAVE_FTRACE_MCOUNT_RECORD 1664575f91SWu Zhangjin select HAVE_C_RECORDMCOUNT 1729c5d346SWu Zhangjin select HAVE_FUNCTION_GRAPH_TRACER 18c1bf207dSDavid Daney select HAVE_KPROBES 19c1bf207dSDavid Daney select HAVE_KRETPROBES 20b69ec42bSCatalin Marinas select HAVE_DEBUG_KMEMLEAK 21e26d196cSDavid Daney select ARCH_BINFMT_ELF_RANDOMIZE_PIE 22970d032fSRalf Baechle select HAVE_ARCH_TRANSPARENT_HUGEPAGE 2321a41faaSWu Zhangjin select RTC_LIB if !MACH_LOONGSON 242b78920dSDeng-Cheng Zhu select GENERIC_ATOMIC64 if !64BIT 257463449bSCatalin Marinas select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE 2648e1fd5aSDavid Daney select HAVE_DMA_ATTRS 2748e1fd5aSDavid Daney select HAVE_DMA_API_DEBUG 283bd27e32SDavid Daney select HAVE_GENERIC_HARDIRQS 293bd27e32SDavid Daney select GENERIC_IRQ_PROBE 30f8396c17SThomas Gleixner select GENERIC_IRQ_SHOW 3194bb0c1aSDavid Daney select HAVE_ARCH_JUMP_LABEL 32c1d7e01dSWill Deacon select ARCH_WANT_IPC_PARSE_VERSION 330f462e3cSThomas Gleixner select IRQ_FORCED_THREADING 349d15ffc8STejun Heo select HAVE_MEMBLOCK 359d15ffc8STejun Heo select HAVE_MEMBLOCK_NODE_MAP 369d15ffc8STejun Heo select ARCH_DISCARD_MEMBLOCK 37360014a3SThomas Gleixner select GENERIC_SMP_IDLE_THREAD 384b054495SDavid Daney select BUILDTIME_EXTABLE_SORT 39cde1794bSAnna-Maria Gleixner select GENERIC_CLOCKEVENTS 40cde1794bSAnna-Maria Gleixner select GENERIC_CMOS_UPDATE 41786d35d4SDavid Howells select HAVE_MOD_ARCH_SPECIFIC 422f12fb20SJoshua Kinard select MODULES_USE_ELF_REL if MODULES 432f12fb20SJoshua Kinard select MODULES_USE_ELF_RELA if MODULES && 64BIT 441da177e4SLinus Torvalds 451da177e4SLinus Torvaldsmenu "Machine selection" 461da177e4SLinus Torvalds 475ac6da66SChristoph Lameterconfig ZONE_DMA 485ac6da66SChristoph Lameter bool 495ac6da66SChristoph Lameter 505e83d430SRalf Baechlechoice 515e83d430SRalf Baechle prompt "System type" 525e83d430SRalf Baechle default SGI_IP22 531da177e4SLinus Torvalds 5442a4f17dSManuel Laussconfig MIPS_ALCHEMY 55c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 5642a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 57f772cdb2SRalf Baechle select CEVT_R4K 58d7ea335cSSteven J. Hill select CSRC_R4K 5942a4f17dSManuel Lauss select IRQ_CPU 6042a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 6142a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 6242a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 6342a4f17dSManuel Lauss select GENERIC_GPIO 6442a4f17dSManuel Lauss select ARCH_WANT_OPTIONAL_GPIOLIB 651b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 6637663860SManuel Lauss select USB_ARCH_HAS_OHCI 6737663860SManuel Lauss select USB_ARCH_HAS_EHCI 681da177e4SLinus Torvalds 697ca5dc14SFlorian Fainelliconfig AR7 707ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 717ca5dc14SFlorian Fainelli select BOOT_ELF32 727ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 737ca5dc14SFlorian Fainelli select CEVT_R4K 747ca5dc14SFlorian Fainelli select CSRC_R4K 757ca5dc14SFlorian Fainelli select IRQ_CPU 767ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 777ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 787ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 797ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 807ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 817ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 821b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 835f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 847ca5dc14SFlorian Fainelli select VLYNQ 858551fb64SYoichi Yuasa select HAVE_CLK 867ca5dc14SFlorian Fainelli help 877ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 887ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 897ca5dc14SFlorian Fainelli 90d4a67d9dSGabor Juhosconfig ATH79 91d4a67d9dSGabor Juhos bool "Atheros AR71XX/AR724X/AR913X based boards" 926eae43c5SGabor Juhos select ARCH_REQUIRE_GPIOLIB 93d4a67d9dSGabor Juhos select BOOT_RAW 94d4a67d9dSGabor Juhos select CEVT_R4K 95d4a67d9dSGabor Juhos select CSRC_R4K 96d4a67d9dSGabor Juhos select DMA_NONCOHERENT 9794638067SGabor Juhos select HAVE_CLK 98d4a67d9dSGabor Juhos select IRQ_CPU 990aabf1a4SGabor Juhos select MIPS_MACHINE 100d4a67d9dSGabor Juhos select SYS_HAS_CPU_MIPS32_R2 101d4a67d9dSGabor Juhos select SYS_HAS_EARLY_PRINTK 102d4a67d9dSGabor Juhos select SYS_SUPPORTS_32BIT_KERNEL 103d4a67d9dSGabor Juhos select SYS_SUPPORTS_BIG_ENDIAN 104d4a67d9dSGabor Juhos help 105d4a67d9dSGabor Juhos Support for the Atheros AR71XX/AR724X/AR913X SoCs. 106d4a67d9dSGabor Juhos 1071c0c13ebSAurelien Jarnoconfig BCM47XX 108c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 1092da4c74dSHauke Mehrtens select ARCH_WANT_OPTIONAL_GPIOLIB 11042f77542SRalf Baechle select CEVT_R4K 111940f6b48SRalf Baechle select CSRC_R4K 1121c0c13ebSAurelien Jarno select DMA_NONCOHERENT 1130e2794b0SRalf Baechle select FW_CFE 1141c0c13ebSAurelien Jarno select HW_HAS_PCI 1151c0c13ebSAurelien Jarno select IRQ_CPU 1161c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 1171c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 11825e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 1191c0c13ebSAurelien Jarno help 1201c0c13ebSAurelien Jarno Support for BCM47XX based boards 1211c0c13ebSAurelien Jarno 122e7300d04SMaxime Bizonconfig BCM63XX 123e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 124e7300d04SMaxime Bizon select CEVT_R4K 125e7300d04SMaxime Bizon select CSRC_R4K 126e7300d04SMaxime Bizon select DMA_NONCOHERENT 127e7300d04SMaxime Bizon select IRQ_CPU 128e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 129e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 130e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 131e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 132e7300d04SMaxime Bizon select SWAP_IO_SPACE 133e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 1343e82eeebSYoichi Yuasa select HAVE_CLK 135e7300d04SMaxime Bizon help 136e7300d04SMaxime Bizon Support for BCM63XX based boards 137e7300d04SMaxime Bizon 1381da177e4SLinus Torvaldsconfig MIPS_COBALT 1393fa986faSMartin Michlmayr bool "Cobalt Server" 14042f77542SRalf Baechle select CEVT_R4K 141940f6b48SRalf Baechle select CSRC_R4K 1421097c6acSYoichi Yuasa select CEVT_GT641XX 1431da177e4SLinus Torvalds select DMA_NONCOHERENT 1441da177e4SLinus Torvalds select HW_HAS_PCI 145d865bea4SRalf Baechle select I8253 1461da177e4SLinus Torvalds select I8259 1471da177e4SLinus Torvalds select IRQ_CPU 148d5ab1a69SYoichi Yuasa select IRQ_GT641XX 149252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 150e25bfc92SYoichi Yuasa select PCI 1517cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1520a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 153ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1540e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1555e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1561da177e4SLinus Torvalds 1571da177e4SLinus Torvaldsconfig MACH_DECSTATION 1583fa986faSMartin Michlmayr bool "DECstations" 1591da177e4SLinus Torvalds select BOOT_ELF32 1606457d9fcSYoichi Yuasa select CEVT_DS1287 16142f77542SRalf Baechle select CEVT_R4K 1624247417dSYoichi Yuasa select CSRC_IOASIC 163940f6b48SRalf Baechle select CSRC_R4K 16420d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 16520d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 16620d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1671da177e4SLinus Torvalds select DMA_NONCOHERENT 168d388d685SMaciej W. Rozycki select NO_IOPORT 1691da177e4SLinus Torvalds select IRQ_CPU 1707cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1717cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 172ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 173ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1745e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1751723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1761723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1771723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1785e83d430SRalf Baechle help 1791da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1801da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1811da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1821da177e4SLinus Torvalds 1831da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1841da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1851da177e4SLinus Torvalds 1861da177e4SLinus Torvalds DECstation 5000/50 1871da177e4SLinus Torvalds DECstation 5000/150 1881da177e4SLinus Torvalds DECstation 5000/260 1891da177e4SLinus Torvalds DECsystem 5900/260 1901da177e4SLinus Torvalds 1911da177e4SLinus Torvalds otherwise choose R3000. 1921da177e4SLinus Torvalds 1935e83d430SRalf Baechleconfig MACH_JAZZ 1943fa986faSMartin Michlmayr bool "Jazz family of machines" 1950e2794b0SRalf Baechle select FW_ARC 1960e2794b0SRalf Baechle select FW_ARC32 1975e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 19842f77542SRalf Baechle select CEVT_R4K 199940f6b48SRalf Baechle select CSRC_R4K 200e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 2015e83d430SRalf Baechle select GENERIC_ISA_DMA 2028a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 203ea202c63SThomas Bogendoerfer select IRQ_CPU 204d865bea4SRalf Baechle select I8253 2055e83d430SRalf Baechle select I8259 2065e83d430SRalf Baechle select ISA 2077cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 2085e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 2095e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 2101723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 2111da177e4SLinus Torvalds help 2125e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 2135e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 214692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 2155e83d430SRalf Baechle Olivetti M700-10 workstations. 2165e83d430SRalf Baechle 2175ebabe59SLars-Peter Clausenconfig MACH_JZ4740 2185ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 2195ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 2205ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 2215ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 222f9c9affcSLluís Batlle i Rossell select SYS_SUPPORTS_ZBOOT_UART16550 2235ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 2245ebabe59SLars-Peter Clausen select IRQ_CPU 2255ebabe59SLars-Peter Clausen select GENERIC_GPIO 2265ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 2275ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 2285ebabe59SLars-Peter Clausen select HAVE_PWM 229ab5330ebSMaurus Cuelenaere select HAVE_CLK 23083bc7692SLars-Peter Clausen select GENERIC_IRQ_CHIP 2315ebabe59SLars-Peter Clausen 232171bb2f1SJohn Crispinconfig LANTIQ 233171bb2f1SJohn Crispin bool "Lantiq based platforms" 234171bb2f1SJohn Crispin select DMA_NONCOHERENT 235171bb2f1SJohn Crispin select IRQ_CPU 236171bb2f1SJohn Crispin select CEVT_R4K 237171bb2f1SJohn Crispin select CSRC_R4K 238171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R1 239171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R2 240171bb2f1SJohn Crispin select SYS_SUPPORTS_BIG_ENDIAN 241171bb2f1SJohn Crispin select SYS_SUPPORTS_32BIT_KERNEL 242171bb2f1SJohn Crispin select SYS_SUPPORTS_MULTITHREADING 243171bb2f1SJohn Crispin select SYS_HAS_EARLY_PRINTK 244171bb2f1SJohn Crispin select ARCH_REQUIRE_GPIOLIB 245171bb2f1SJohn Crispin select SWAP_IO_SPACE 246171bb2f1SJohn Crispin select BOOT_RAW 247287e3f3fSJohn Crispin select HAVE_MACH_CLKDEV 248287e3f3fSJohn Crispin select CLKDEV_LOOKUP 249a0392222SJohn Crispin select USE_OF 2503f8c50c9SJohn Crispin select PINCTRL 2513f8c50c9SJohn Crispin select PINCTRL_LANTIQ 252171bb2f1SJohn Crispin 2531f21d2bdSBrian Murphyconfig LASAT 2541f21d2bdSBrian Murphy bool "LASAT Networks platforms" 25542f77542SRalf Baechle select CEVT_R4K 256940f6b48SRalf Baechle select CSRC_R4K 2571f21d2bdSBrian Murphy select DMA_NONCOHERENT 2581f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 2591f21d2bdSBrian Murphy select HW_HAS_PCI 260a5ccfe5cSRalf Baechle select IRQ_CPU 2611f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2621f21d2bdSBrian Murphy select MIPS_NILE4 2631f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2641f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2651f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2661f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2671f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2681f21d2bdSBrian Murphy 26985749d24SWu Zhangjinconfig MACH_LOONGSON 27085749d24SWu Zhangjin bool "Loongson family of machines" 271c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 272ade299d8SYoichi Yuasa help 27385749d24SWu Zhangjin This enables the support of Loongson family of machines. 27485749d24SWu Zhangjin 27585749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 27685749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 27785749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 27885749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 279ade299d8SYoichi Yuasa 280ca585cf9SKelvin Cheungconfig MACH_LOONGSON1 281ca585cf9SKelvin Cheung bool "Loongson 1 family of machines" 282ca585cf9SKelvin Cheung select SYS_SUPPORTS_ZBOOT 283ca585cf9SKelvin Cheung help 284ca585cf9SKelvin Cheung This enables support for the Loongson 1 based machines. 285ca585cf9SKelvin Cheung 286ca585cf9SKelvin Cheung Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by 287ca585cf9SKelvin Cheung the ICT (Institute of Computing Technology) and the Chinese Academy 288ca585cf9SKelvin Cheung of Sciences. 289ca585cf9SKelvin Cheung 2901da177e4SLinus Torvaldsconfig MIPS_MALTA 2913fa986faSMartin Michlmayr bool "MIPS Malta board" 29261ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2931da177e4SLinus Torvalds select BOOT_ELF32 294fa71c960SRalf Baechle select BOOT_RAW 29542f77542SRalf Baechle select CEVT_R4K 296940f6b48SRalf Baechle select CSRC_R4K 2971da177e4SLinus Torvalds select DMA_NONCOHERENT 2981da177e4SLinus Torvalds select GENERIC_ISA_DMA 2998a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 300aa414dffSRalf Baechle select IRQ_CPU 30139b8d525SRalf Baechle select IRQ_GIC 3021da177e4SLinus Torvalds select HW_HAS_PCI 303d865bea4SRalf Baechle select I8253 3041da177e4SLinus Torvalds select I8259 3055e83d430SRalf Baechle select MIPS_BOARDS_GEN 3065e83d430SRalf Baechle select MIPS_BONITO64 3079318c51aSChris Dearman select MIPS_CPU_SCACHE 308252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 3095e83d430SRalf Baechle select MIPS_MSC 3101da177e4SLinus Torvalds select SWAP_IO_SPACE 3117cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 3127cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 3137cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 3145d9fbed1SLeonid Yegoshin select SYS_HAS_CPU_MIPS64_R2 3157cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 3167cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 31736a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 318ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 319ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 3205e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3215e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 3220365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 323f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 3249693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 3251b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 3261da177e4SLinus Torvalds help 327f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 3281da177e4SLinus Torvalds board. 3291da177e4SLinus Torvalds 330ec47b274SSteven J. Hillconfig MIPS_SEAD3 331ec47b274SSteven J. Hill bool "MIPS SEAD3 board" 332ec47b274SSteven J. Hill select BOOT_ELF32 333ec47b274SSteven J. Hill select BOOT_RAW 334ec47b274SSteven J. Hill select CEVT_R4K 335ec47b274SSteven J. Hill select CSRC_R4K 336ec47b274SSteven J. Hill select CPU_MIPSR2_IRQ_VI 337ec47b274SSteven J. Hill select CPU_MIPSR2_IRQ_EI 338ec47b274SSteven J. Hill select DMA_NONCOHERENT 339ec47b274SSteven J. Hill select IRQ_CPU 340ec47b274SSteven J. Hill select IRQ_GIC 341ec47b274SSteven J. Hill select MIPS_BOARDS_GEN 342ec47b274SSteven J. Hill select MIPS_CPU_SCACHE 343ec47b274SSteven J. Hill select MIPS_MSC 344ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS32_R1 345ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS32_R2 346ec47b274SSteven J. Hill select SYS_HAS_CPU_MIPS64_R1 347ec47b274SSteven J. Hill select SYS_HAS_EARLY_PRINTK 348ec47b274SSteven J. Hill select SYS_SUPPORTS_32BIT_KERNEL 349ec47b274SSteven J. Hill select SYS_SUPPORTS_64BIT_KERNEL 350ec47b274SSteven J. Hill select SYS_SUPPORTS_BIG_ENDIAN 351ec47b274SSteven J. Hill select SYS_SUPPORTS_LITTLE_ENDIAN 352ec47b274SSteven J. Hill select SYS_SUPPORTS_SMARTMIPS 353ec47b274SSteven J. Hill select USB_ARCH_HAS_EHCI 354ec47b274SSteven J. Hill select USB_EHCI_BIG_ENDIAN_DESC 355ec47b274SSteven J. Hill select USB_EHCI_BIG_ENDIAN_MMIO 3569b731009SSteven J. Hill select USE_OF 357ec47b274SSteven J. Hill help 358ec47b274SSteven J. Hill This enables support for the MIPS Technologies SEAD3 evaluation 359ec47b274SSteven J. Hill board. 360ec47b274SSteven J. Hill 361a83860c2SRalf Baechleconfig NEC_MARKEINS 362a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 363a83860c2SRalf Baechle select SOC_EMMA2RH 364a83860c2SRalf Baechle select HW_HAS_PCI 365a83860c2SRalf Baechle help 366a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 367ade299d8SYoichi Yuasa 3685e83d430SRalf Baechleconfig MACH_VR41XX 36974142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 37042f77542SRalf Baechle select CEVT_R4K 371940f6b48SRalf Baechle select CSRC_R4K 3727cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 37327fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 3745e83d430SRalf Baechle 375edb6310aSDaniel Lairdconfig NXP_STB220 376edb6310aSDaniel Laird bool "NXP STB220 board" 377edb6310aSDaniel Laird select SOC_PNX833X 378edb6310aSDaniel Laird help 379edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 380edb6310aSDaniel Laird 381edb6310aSDaniel Lairdconfig NXP_STB225 382edb6310aSDaniel Laird bool "NXP 225 board" 383edb6310aSDaniel Laird select SOC_PNX833X 384edb6310aSDaniel Laird select SOC_PNX8335 385edb6310aSDaniel Laird help 386edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 387edb6310aSDaniel Laird 3889267a30dSMarc St-Jeanconfig PMC_MSP 3899267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3909267a30dSMarc St-Jean depends on EXPERIMENTAL 39139d30c13SAnoop P A select CEVT_R4K 39239d30c13SAnoop P A select CSRC_R4K 3939267a30dSMarc St-Jean select DMA_NONCOHERENT 3949267a30dSMarc St-Jean select SWAP_IO_SPACE 3959267a30dSMarc St-Jean select NO_EXCEPT_FILL 3969267a30dSMarc St-Jean select BOOT_RAW 3979267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3989267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3999267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 4009267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 4019267a30dSMarc St-Jean select IRQ_CPU 4029267a30dSMarc St-Jean select SERIAL_8250 4039267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 4049267a30dSMarc St-Jean help 4059267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 4069267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 4079267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 4089267a30dSMarc St-Jean a variety of MIPS cores. 4099267a30dSMarc St-Jean 410a3a0f8c8SDavid VomLehnconfig POWERTV 411a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 412a3a0f8c8SDavid VomLehn select BOOT_ELF32 413a3a0f8c8SDavid VomLehn select CEVT_R4K 414a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 415a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 416a3a0f8c8SDavid VomLehn select CSRC_POWERTV 417a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 418a3a0f8c8SDavid VomLehn select HW_HAS_PCI 419a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 420a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 421a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 422a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 423a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 424a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 425a3a0f8c8SDavid VomLehn help 426a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 427a3a0f8c8SDavid VomLehn 4281da177e4SLinus Torvaldsconfig SGI_IP22 4293fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 4300e2794b0SRalf Baechle select FW_ARC 4310e2794b0SRalf Baechle select FW_ARC32 4321da177e4SLinus Torvalds select BOOT_ELF32 43342f77542SRalf Baechle select CEVT_R4K 434940f6b48SRalf Baechle select CSRC_R4K 435e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4361da177e4SLinus Torvalds select DMA_NONCOHERENT 4375e83d430SRalf Baechle select HW_HAS_EISA 438d865bea4SRalf Baechle select I8253 43968de4803SThomas Bogendoerfer select I8259 4401da177e4SLinus Torvalds select IP22_CPU_SCACHE 4411da177e4SLinus Torvalds select IRQ_CPU 442aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 443e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 444e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 44536e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 446e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 447e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 448e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4491da177e4SLinus Torvalds select SWAP_IO_SPACE 4507cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4517cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4522b5e63f6SMartin Michlmayr # 4532b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4542b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4552b5e63f6SMartin Michlmayr # 4562b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4572b5e63f6SMartin Michlmayr # for a more details discussion 4582b5e63f6SMartin Michlmayr # 4592b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 460ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 461ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4625e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4631da177e4SLinus Torvalds help 4641da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4651da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4661da177e4SLinus Torvalds that runs on these, say Y here. 4671da177e4SLinus Torvalds 4681da177e4SLinus Torvaldsconfig SGI_IP27 4693fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4700e2794b0SRalf Baechle select FW_ARC 4710e2794b0SRalf Baechle select FW_ARC64 4725e83d430SRalf Baechle select BOOT_ELF64 473e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 474634286f1SRalf Baechle select DMA_COHERENT 47536a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4761da177e4SLinus Torvalds select HW_HAS_PCI 477130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4787cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 479ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4805e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 481d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4821a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4831da177e4SLinus Torvalds help 4841da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4851da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4861da177e4SLinus Torvalds here. 4871da177e4SLinus Torvalds 488e2defae5SThomas Bogendoerferconfig SGI_IP28 489e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 490e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 4910e2794b0SRalf Baechle select FW_ARC 4920e2794b0SRalf Baechle select FW_ARC64 493e2defae5SThomas Bogendoerfer select BOOT_ELF64 494e2defae5SThomas Bogendoerfer select CEVT_R4K 495e2defae5SThomas Bogendoerfer select CSRC_R4K 496e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 497e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 498e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 499e2defae5SThomas Bogendoerfer select IRQ_CPU 500e2defae5SThomas Bogendoerfer select HW_HAS_EISA 501e2defae5SThomas Bogendoerfer select I8253 502e2defae5SThomas Bogendoerfer select I8259 503e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 504e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 5055b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 506e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 507e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 508e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 509e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 510e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 5112b5e63f6SMartin Michlmayr # 5122b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 5132b5e63f6SMartin Michlmayr # memory during early boot on some machines. 5142b5e63f6SMartin Michlmayr # 5152b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 5162b5e63f6SMartin Michlmayr # for a more details discussion 5172b5e63f6SMartin Michlmayr # 5182b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 519e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 520e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 521e2defae5SThomas Bogendoerfer help 522e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 523e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 524e2defae5SThomas Bogendoerfer 5251da177e4SLinus Torvaldsconfig SGI_IP32 526cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 5270e2794b0SRalf Baechle select FW_ARC 5280e2794b0SRalf Baechle select FW_ARC32 5291da177e4SLinus Torvalds select BOOT_ELF32 53042f77542SRalf Baechle select CEVT_R4K 531940f6b48SRalf Baechle select CSRC_R4K 5321da177e4SLinus Torvalds select DMA_NONCOHERENT 5331da177e4SLinus Torvalds select HW_HAS_PCI 534dd67b155SRalf Baechle select IRQ_CPU 5351da177e4SLinus Torvalds select R5000_CPU_SCACHE 5361da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5377cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5387cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5397cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 540dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 541ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5425e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5431da177e4SLinus Torvalds help 5441da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5451da177e4SLinus Torvalds 546ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 547ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5485e83d430SRalf Baechle depends on EXPERIMENTAL 5495e83d430SRalf Baechle select BOOT_ELF32 5505e83d430SRalf Baechle select DMA_COHERENT 5515e83d430SRalf Baechle select SIBYTE_BCM1120 5525e83d430SRalf Baechle select SWAP_IO_SPACE 5537cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5545e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5555e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5565e83d430SRalf Baechle 557ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 558ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5595e83d430SRalf Baechle depends on EXPERIMENTAL 5605e83d430SRalf Baechle select BOOT_ELF32 5615e83d430SRalf Baechle select DMA_COHERENT 5625e83d430SRalf Baechle select SIBYTE_BCM1120 5635e83d430SRalf Baechle select SWAP_IO_SPACE 5647cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5655e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5665e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5675e83d430SRalf Baechle 5685e83d430SRalf Baechleconfig SIBYTE_CRHONE 5693fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5705e83d430SRalf Baechle depends on EXPERIMENTAL 5715e83d430SRalf Baechle select BOOT_ELF32 5725e83d430SRalf Baechle select DMA_COHERENT 5735e83d430SRalf Baechle select SIBYTE_BCM1125 5745e83d430SRalf Baechle select SWAP_IO_SPACE 5757cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5765e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5775e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5785e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5795e83d430SRalf Baechle 580ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 581ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 582ade299d8SYoichi Yuasa depends on EXPERIMENTAL 583ade299d8SYoichi Yuasa select BOOT_ELF32 584ade299d8SYoichi Yuasa select DMA_COHERENT 585ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 586ade299d8SYoichi Yuasa select SWAP_IO_SPACE 587ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 588ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 589ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 590ade299d8SYoichi Yuasa 591ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 592ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 593ade299d8SYoichi Yuasa select BOOT_ELF32 594ade299d8SYoichi Yuasa select DMA_COHERENT 595fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 596ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 597ade299d8SYoichi Yuasa select SIBYTE_SB1250 598ade299d8SYoichi Yuasa select SWAP_IO_SPACE 599ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 600ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 601ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 602ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 603cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 604ade299d8SYoichi Yuasa 605ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 606ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 607ade299d8SYoichi Yuasa depends on EXPERIMENTAL 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 618ade299d8SYoichi Yuasa 619ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 620ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 621ade299d8SYoichi Yuasa depends on EXPERIMENTAL 622ade299d8SYoichi Yuasa select BOOT_ELF32 623ade299d8SYoichi Yuasa select DMA_COHERENT 624ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 625ade299d8SYoichi Yuasa select SIBYTE_SB1250 626ade299d8SYoichi Yuasa select SWAP_IO_SPACE 627ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 628ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 629ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 630ade299d8SYoichi Yuasa 631ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 632ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 633ade299d8SYoichi Yuasa select BOOT_ELF32 634ade299d8SYoichi Yuasa select DMA_COHERENT 635ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 636ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 637ade299d8SYoichi Yuasa select SWAP_IO_SPACE 638ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 639ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 640651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 641ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 642cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 643ade299d8SYoichi Yuasa 64414b36af4SThomas Bogendoerferconfig SNI_RM 64514b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6460e2794b0SRalf Baechle select FW_ARC if CPU_LITTLE_ENDIAN 6470e2794b0SRalf Baechle select FW_ARC32 if CPU_LITTLE_ENDIAN 648231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 6495e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6505e83d430SRalf Baechle select BOOT_ELF32 65142f77542SRalf Baechle select CEVT_R4K 652940f6b48SRalf Baechle select CSRC_R4K 653e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6545e83d430SRalf Baechle select DMA_NONCOHERENT 6555e83d430SRalf Baechle select GENERIC_ISA_DMA 6568a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 6575e83d430SRalf Baechle select HW_HAS_EISA 6585e83d430SRalf Baechle select HW_HAS_PCI 659c066a32aSThomas Bogendoerfer select IRQ_CPU 660d865bea4SRalf Baechle select I8253 6615e83d430SRalf Baechle select I8259 6625e83d430SRalf Baechle select ISA 6634a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6647cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6654a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 666c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6674a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 66836a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 669ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6705e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6714a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6725e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6735e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6741da177e4SLinus Torvalds help 67514b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 67614b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6775e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6785e83d430SRalf Baechle support this machine type. 6791da177e4SLinus Torvalds 680edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 681edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6825e83d430SRalf Baechle 683edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 684edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 68523fbee9dSRalf Baechle 68673b4390fSRalf Baechleconfig MIKROTIK_RB532 68773b4390fSRalf Baechle bool "Mikrotik RB532 boards" 68873b4390fSRalf Baechle select CEVT_R4K 68973b4390fSRalf Baechle select CSRC_R4K 69073b4390fSRalf Baechle select DMA_NONCOHERENT 69173b4390fSRalf Baechle select HW_HAS_PCI 69273b4390fSRalf Baechle select IRQ_CPU 69373b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 69473b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 69573b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 69673b4390fSRalf Baechle select SWAP_IO_SPACE 69773b4390fSRalf Baechle select BOOT_RAW 698d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 69973b4390fSRalf Baechle help 70073b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 70173b4390fSRalf Baechle based on the IDT RC32434 SoC. 70273b4390fSRalf Baechle 703ade299d8SYoichi Yuasaconfig WR_PPMC 704ade299d8SYoichi Yuasa bool "Wind River PPMC board" 70542f77542SRalf Baechle select CEVT_R4K 706940f6b48SRalf Baechle select CSRC_R4K 707ade299d8SYoichi Yuasa select IRQ_CPU 708ade299d8SYoichi Yuasa select BOOT_ELF32 709ade299d8SYoichi Yuasa select DMA_NONCOHERENT 710ade299d8SYoichi Yuasa select HW_HAS_PCI 711ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 712ade299d8SYoichi Yuasa select SWAP_IO_SPACE 713ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 714ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 715ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 716ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 717ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 718ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 719ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 720ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 721ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 722ade299d8SYoichi Yuasa help 723ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 724ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 725ade299d8SYoichi Yuasa 726a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 727c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 728a86c7f72SDavid Daney select CEVT_R4K 729a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 730a86c7f72SDavid Daney select DMA_COHERENT 731a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 732a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 733773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7345e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 735465aaed0SDavid Daney select HOLES_IN_ZONE 736a86c7f72SDavid Daney help 737a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 738a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 739a86c7f72SDavid Daney hardware. 740a86c7f72SDavid Daney 741a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 742c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 743a86c7f72SDavid Daney select CEVT_R4K 744a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 745a86c7f72SDavid Daney select DMA_COHERENT 746a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 747a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 748f65aad41SRalf Baechle select EDAC_SUPPORT 749773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 750a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7515e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 752a86c7f72SDavid Daney select SWAP_IO_SPACE 753e8635b48SDavid Daney select HW_HAS_PCI 754e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 755f00e001eSDavid Daney select ZONE_DMA32 756340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 757340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 758465aaed0SDavid Daney select HOLES_IN_ZONE 759a86c7f72SDavid Daney help 760a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 761a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 762a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 763a86c7f72SDavid Daney Some of the supported boards are: 764a86c7f72SDavid Daney EBT3000 765a86c7f72SDavid Daney EBH3000 766a86c7f72SDavid Daney EBH3100 767a86c7f72SDavid Daney Thunder 768a86c7f72SDavid Daney Kodama 769a86c7f72SDavid Daney Hikari 770a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 771a86c7f72SDavid Daney 7727f058e85SJayachandran Cconfig NLM_XLR_BOARD 7737f058e85SJayachandran C bool "Netlogic XLR/XLS based systems" 7747f058e85SJayachandran C depends on EXPERIMENTAL 7757f058e85SJayachandran C select BOOT_ELF32 7767f058e85SJayachandran C select NLM_COMMON 7777f058e85SJayachandran C select SYS_HAS_CPU_XLR 7787f058e85SJayachandran C select SYS_SUPPORTS_SMP 7797f058e85SJayachandran C select HW_HAS_PCI 7807f058e85SJayachandran C select SWAP_IO_SPACE 7817f058e85SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 7827f058e85SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 7837f058e85SJayachandran C select 64BIT_PHYS_ADDR 7847f058e85SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 7857f058e85SJayachandran C select SYS_SUPPORTS_HIGHMEM 7867f058e85SJayachandran C select DMA_COHERENT 7877f058e85SJayachandran C select NR_CPUS_DEFAULT_32 7887f058e85SJayachandran C select CEVT_R4K 7897f058e85SJayachandran C select CSRC_R4K 7907f058e85SJayachandran C select IRQ_CPU 791f32671a8SGanesan Ramalingam select ARCH_SUPPORTS_MSI 792b97215fdSJayachandran C select ZONE_DMA32 if 64BIT 7937f058e85SJayachandran C select SYNC_R4K 7947f058e85SJayachandran C select SYS_HAS_EARLY_PRINTK 795f35574a3SJayachandran C select USB_ARCH_HAS_OHCI if USB_SUPPORT 796f35574a3SJayachandran C select USB_ARCH_HAS_EHCI if USB_SUPPORT 7977f058e85SJayachandran C help 7987f058e85SJayachandran C Support for systems based on Netlogic XLR and XLS processors. 7997f058e85SJayachandran C Say Y here if you have a XLR or XLS based board. 8007f058e85SJayachandran C 8011c773ea4SJayachandran Cconfig NLM_XLP_BOARD 8021c773ea4SJayachandran C bool "Netlogic XLP based systems" 8031c773ea4SJayachandran C depends on EXPERIMENTAL 8041c773ea4SJayachandran C select BOOT_ELF32 8051c773ea4SJayachandran C select NLM_COMMON 8061c773ea4SJayachandran C select SYS_HAS_CPU_XLP 8071c773ea4SJayachandran C select SYS_SUPPORTS_SMP 8081c773ea4SJayachandran C select HW_HAS_PCI 8091c773ea4SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 8101c773ea4SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 8111c773ea4SJayachandran C select 64BIT_PHYS_ADDR 8121c773ea4SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 8131c773ea4SJayachandran C select SYS_SUPPORTS_LITTLE_ENDIAN 8141c773ea4SJayachandran C select SYS_SUPPORTS_HIGHMEM 8151c773ea4SJayachandran C select DMA_COHERENT 8161c773ea4SJayachandran C select NR_CPUS_DEFAULT_32 8171c773ea4SJayachandran C select CEVT_R4K 8181c773ea4SJayachandran C select CSRC_R4K 8191c773ea4SJayachandran C select IRQ_CPU 820b97215fdSJayachandran C select ZONE_DMA32 if 64BIT 8211c773ea4SJayachandran C select SYNC_R4K 8221c773ea4SJayachandran C select SYS_HAS_EARLY_PRINTK 8232f6528e1SJayachandran C select USE_OF 8241c773ea4SJayachandran C help 8251c773ea4SJayachandran C This board is based on Netlogic XLP Processor. 8261c773ea4SJayachandran C Say Y here if you have a XLP based board. 8271c773ea4SJayachandran C 8281da177e4SLinus Torvaldsendchoice 8291da177e4SLinus Torvalds 830e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 831d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 832a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig" 833e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 8345e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 8355ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 8368ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig" 8371f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 838*0f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig" 839a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 84029c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 84138b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 84222b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 8435e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 844a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 84585749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 846ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig" 8477f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig" 84838b18f72SRalf Baechle 8495e83d430SRalf Baechleendmenu 8505e83d430SRalf Baechle 8511da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 8521da177e4SLinus Torvalds bool 8531da177e4SLinus Torvalds default y 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 8561da177e4SLinus Torvalds bool 8571da177e4SLinus Torvalds 858f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 859f0d1b0b3SDavid Howells bool 860f0d1b0b3SDavid Howells default n 861f0d1b0b3SDavid Howells 862f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 863f0d1b0b3SDavid Howells bool 864f0d1b0b3SDavid Howells default n 865f0d1b0b3SDavid Howells 8663c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 8673c9ee7efSAkinobu Mita bool 8683c9ee7efSAkinobu Mita default y 8693c9ee7efSAkinobu Mita 8701da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 8711da177e4SLinus Torvalds bool 8721da177e4SLinus Torvalds default y 8731da177e4SLinus Torvalds 874ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8751cc89038SAtsushi Nemoto bool 8761cc89038SAtsushi Nemoto default y 8771cc89038SAtsushi Nemoto 8781da177e4SLinus Torvalds# 8791da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8801da177e4SLinus Torvalds# 8810e2794b0SRalf Baechleconfig FW_ARC 8821da177e4SLinus Torvalds bool 8831da177e4SLinus Torvalds 88461ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 88561ed242dSRalf Baechle bool 88661ed242dSRalf Baechle 8879267a30dSMarc St-Jeanconfig BOOT_RAW 8889267a30dSMarc St-Jean bool 8899267a30dSMarc St-Jean 890217dd11eSRalf Baechleconfig CEVT_BCM1480 891217dd11eSRalf Baechle bool 892217dd11eSRalf Baechle 8936457d9fcSYoichi Yuasaconfig CEVT_DS1287 8946457d9fcSYoichi Yuasa bool 8956457d9fcSYoichi Yuasa 8961097c6acSYoichi Yuasaconfig CEVT_GT641XX 8971097c6acSYoichi Yuasa bool 8981097c6acSYoichi Yuasa 89942f77542SRalf Baechleconfig CEVT_R4K 90042f77542SRalf Baechle bool 90142f77542SRalf Baechle 902217dd11eSRalf Baechleconfig CEVT_SB1250 903217dd11eSRalf Baechle bool 904217dd11eSRalf Baechle 905229f773eSAtsushi Nemotoconfig CEVT_TXX9 906229f773eSAtsushi Nemoto bool 907229f773eSAtsushi Nemoto 908217dd11eSRalf Baechleconfig CSRC_BCM1480 909217dd11eSRalf Baechle bool 910217dd11eSRalf Baechle 9114247417dSYoichi Yuasaconfig CSRC_IOASIC 9124247417dSYoichi Yuasa bool 9134247417dSYoichi Yuasa 914a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 915a3a0f8c8SDavid VomLehn bool 916a3a0f8c8SDavid VomLehn 917940f6b48SRalf Baechleconfig CSRC_R4K 918940f6b48SRalf Baechle bool 919940f6b48SRalf Baechle 920217dd11eSRalf Baechleconfig CSRC_SB1250 921217dd11eSRalf Baechle bool 922217dd11eSRalf Baechle 923a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 924a9aec7feSAtsushi Nemoto select GENERIC_GPIO 9257444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 926a9aec7feSAtsushi Nemoto bool 927a9aec7feSAtsushi Nemoto 9280e2794b0SRalf Baechleconfig FW_CFE 929df78b5c8SAurelien Jarno bool 930df78b5c8SAurelien Jarno 9314bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT 9324bafad92SFUJITA Tomonori def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT 9334bafad92SFUJITA Tomonori 9341da177e4SLinus Torvaldsconfig DMA_COHERENT 9351da177e4SLinus Torvalds bool 9361da177e4SLinus Torvalds 9371da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 9381da177e4SLinus Torvalds bool 939e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 9404ce588cdSRalf Baechle 941e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 9424ce588cdSRalf Baechle bool 9431da177e4SLinus Torvalds 94436a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 9451da177e4SLinus Torvalds bool 9461da177e4SLinus Torvalds 947dbb74540SRalf Baechleconfig HOTPLUG_CPU 9481b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 9491b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 9501b2bc75cSRalf Baechle help 9511b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 9521b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 9531b2bc75cSRalf Baechle (Note: power management support will enable this option 9541b2bc75cSRalf Baechle automatically on SMP systems. ) 9551b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 9561b2bc75cSRalf Baechle 9571b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 958dbb74540SRalf Baechle bool 959dbb74540SRalf Baechle 9601da177e4SLinus Torvaldsconfig I8259 9611da177e4SLinus Torvalds bool 9621da177e4SLinus Torvalds 9631da177e4SLinus Torvaldsconfig MIPS_BONITO64 9641da177e4SLinus Torvalds bool 9651da177e4SLinus Torvalds 9661da177e4SLinus Torvaldsconfig MIPS_MSC 9671da177e4SLinus Torvalds bool 9681da177e4SLinus Torvalds 9691f21d2bdSBrian Murphyconfig MIPS_NILE4 9701f21d2bdSBrian Murphy bool 9711f21d2bdSBrian Murphy 9721da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9731da177e4SLinus Torvalds bool 9741da177e4SLinus Torvalds 97539b8d525SRalf Baechleconfig SYNC_R4K 97639b8d525SRalf Baechle bool 97739b8d525SRalf Baechle 978487d70d0SGabor Juhosconfig MIPS_MACHINE 979487d70d0SGabor Juhos def_bool n 980487d70d0SGabor Juhos 981d388d685SMaciej W. Rozyckiconfig NO_IOPORT 982d388d685SMaciej W. Rozycki def_bool n 983d388d685SMaciej W. Rozycki 9848313da30SRalf Baechleconfig GENERIC_ISA_DMA 9858313da30SRalf Baechle bool 9868313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 987a35bee8aSNamhyung Kim select ISA_DMA_API 9888313da30SRalf Baechle 989aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 990aa414dffSRalf Baechle bool 9918313da30SRalf Baechle select GENERIC_ISA_DMA 992aa414dffSRalf Baechle 993a35bee8aSNamhyung Kimconfig ISA_DMA_API 994a35bee8aSNamhyung Kim bool 995a35bee8aSNamhyung Kim 99609663335SYoichi Yuasaconfig GENERIC_GPIO 99709663335SYoichi Yuasa bool 99809663335SYoichi Yuasa 999465aaed0SDavid Daneyconfig HOLES_IN_ZONE 1000465aaed0SDavid Daney bool 1001465aaed0SDavid Daney 10025e83d430SRalf Baechle# 10036b2aac42SMasanari Iida# Endianness selection. Sufficiently obscure so many users don't know what to 10045e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 10055e83d430SRalf Baechle# choice statement should be more obvious to the user. 10065e83d430SRalf Baechle# 10075e83d430SRalf Baechlechoice 10086b2aac42SMasanari Iida prompt "Endianness selection" 10091da177e4SLinus Torvalds help 10101da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 10115e83d430SRalf Baechle byte order. These modes require different kernels and a different 10123cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 10135e83d430SRalf Baechle particular system but some systems are just as commonly used in the 10143dde6ad8SDavid Sterba one or the other endianness. 10155e83d430SRalf Baechle 10165e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 10175e83d430SRalf Baechle bool "Big endian" 10185e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 10195e83d430SRalf Baechle 10205e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 10215e83d430SRalf Baechle bool "Little endian" 10225e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 10235e83d430SRalf Baechle help 10245e83d430SRalf Baechle 10255e83d430SRalf Baechleendchoice 10265e83d430SRalf Baechle 102722b0763aSDavid Daneyconfig EXPORT_UASM 102822b0763aSDavid Daney bool 102922b0763aSDavid Daney 10302116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 10312116245eSRalf Baechle bool 10322116245eSRalf Baechle 10335e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 10345e83d430SRalf Baechle bool 10355e83d430SRalf Baechle 10365e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 10375e83d430SRalf Baechle bool 10381da177e4SLinus Torvalds 10399cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 10409cffd154SDavid Daney bool 10419cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 10429cffd154SDavid Daney default y 10439cffd154SDavid Daney 1044aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT 1045aa1762f4SDavid Daney def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE 1046aa1762f4SDavid Daney 10471da177e4SLinus Torvaldsconfig IRQ_CPU 10481da177e4SLinus Torvalds bool 10491da177e4SLinus Torvalds 10501da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 10511da177e4SLinus Torvalds bool 10521da177e4SLinus Torvalds 10539267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 10549267a30dSMarc St-Jean bool 10559267a30dSMarc St-Jean 10569267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 10579267a30dSMarc St-Jean bool 10589267a30dSMarc St-Jean 10598420fd00SAtsushi Nemotoconfig IRQ_TXX9 10608420fd00SAtsushi Nemoto bool 10618420fd00SAtsushi Nemoto 1062d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 1063d5ab1a69SYoichi Yuasa bool 1064d5ab1a69SYoichi Yuasa 106539b8d525SRalf Baechleconfig IRQ_GIC 106639b8d525SRalf Baechle bool 106739b8d525SRalf Baechle 10681da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 10691da177e4SLinus Torvalds bool 10701da177e4SLinus Torvalds 1071252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10721da177e4SLinus Torvalds bool 10731da177e4SLinus Torvalds 10749267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10759267a30dSMarc St-Jean bool 10769267a30dSMarc St-Jean 1077a83860c2SRalf Baechleconfig SOC_EMMA2RH 1078a83860c2SRalf Baechle bool 1079a83860c2SRalf Baechle select CEVT_R4K 1080a83860c2SRalf Baechle select CSRC_R4K 1081a83860c2SRalf Baechle select DMA_NONCOHERENT 1082a83860c2SRalf Baechle select IRQ_CPU 1083a83860c2SRalf Baechle select SWAP_IO_SPACE 1084a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1085a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1086a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1087a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1088a83860c2SRalf Baechle 1089edb6310aSDaniel Lairdconfig SOC_PNX833X 1090edb6310aSDaniel Laird bool 1091edb6310aSDaniel Laird select CEVT_R4K 1092edb6310aSDaniel Laird select CSRC_R4K 1093edb6310aSDaniel Laird select IRQ_CPU 1094edb6310aSDaniel Laird select DMA_NONCOHERENT 1095edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1096edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1097edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1098edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1099edb6310aSDaniel Laird select GENERIC_GPIO 1100edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1101edb6310aSDaniel Laird 1102edb6310aSDaniel Lairdconfig SOC_PNX8335 1103edb6310aSDaniel Laird bool 1104edb6310aSDaniel Laird select SOC_PNX833X 1105edb6310aSDaniel Laird 11061da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 11071da177e4SLinus Torvalds bool 11081da177e4SLinus Torvalds 1109e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1110e2defae5SThomas Bogendoerfer bool 1111e2defae5SThomas Bogendoerfer 11125b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 11135b438c44SThomas Bogendoerfer bool 11145b438c44SThomas Bogendoerfer 1115e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1116e2defae5SThomas Bogendoerfer bool 1117e2defae5SThomas Bogendoerfer 1118e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1119e2defae5SThomas Bogendoerfer bool 1120e2defae5SThomas Bogendoerfer 1121e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1122e2defae5SThomas Bogendoerfer bool 1123e2defae5SThomas Bogendoerfer 1124e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1125e2defae5SThomas Bogendoerfer bool 1126e2defae5SThomas Bogendoerfer 1127e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1128e2defae5SThomas Bogendoerfer bool 1129e2defae5SThomas Bogendoerfer 11300e2794b0SRalf Baechleconfig FW_ARC32 11315e83d430SRalf Baechle bool 11325e83d430SRalf Baechle 1133231a35d3SThomas Bogendoerferconfig SNIPROM 1134231a35d3SThomas Bogendoerfer bool 1135231a35d3SThomas Bogendoerfer 11361da177e4SLinus Torvaldsconfig BOOT_ELF32 11371da177e4SLinus Torvalds bool 11381da177e4SLinus Torvalds 11391da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 11401da177e4SLinus Torvalds int 1141c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 11420db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1143a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 11441da177e4SLinus Torvalds default "5" 11451da177e4SLinus Torvalds 11461da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 11471da177e4SLinus Torvalds bool 11481da177e4SLinus Torvalds 11491da177e4SLinus Torvaldsconfig ARC_CONSOLE 11501da177e4SLinus Torvalds bool "ARC console support" 1151e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11521da177e4SLinus Torvalds 11531da177e4SLinus Torvaldsconfig ARC_MEMORY 11541da177e4SLinus Torvalds bool 115514b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11561da177e4SLinus Torvalds default y 11571da177e4SLinus Torvalds 11581da177e4SLinus Torvaldsconfig ARC_PROMLIB 11591da177e4SLinus Torvalds bool 1160e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11611da177e4SLinus Torvalds default y 11621da177e4SLinus Torvalds 11630e2794b0SRalf Baechleconfig FW_ARC64 11641da177e4SLinus Torvalds bool 11651da177e4SLinus Torvalds 11661da177e4SLinus Torvaldsconfig BOOT_ELF64 11671da177e4SLinus Torvalds bool 11681da177e4SLinus Torvalds 11691da177e4SLinus Torvaldsmenu "CPU selection" 11701da177e4SLinus Torvalds 11711da177e4SLinus Torvaldschoice 11721da177e4SLinus Torvalds prompt "CPU type" 11731da177e4SLinus Torvalds default CPU_R4X00 11741da177e4SLinus Torvalds 11753702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11763702bba5SWu Zhangjin bool "Loongson 2E" 11773702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11783702bba5SWu Zhangjin select CPU_LOONGSON2 11792a21c730SFuxin Zhang help 11802a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11812a21c730SFuxin Zhang with many extensions. 11822a21c730SFuxin Zhang 118325985edcSLucas De Marchi It has an internal FPGA northbridge, which is compatible to 11846f7a251aSWu Zhangjin bonito64. 11856f7a251aSWu Zhangjin 11866f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11876f7a251aSWu Zhangjin bool "Loongson 2F" 11886f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11896f7a251aSWu Zhangjin select CPU_LOONGSON2 1190c197da91SArnaud Patard select GENERIC_GPIO 1191c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11926f7a251aSWu Zhangjin help 11936f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11946f7a251aSWu Zhangjin with many extensions. 11956f7a251aSWu Zhangjin 11966f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11976f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 11986f7a251aSWu Zhangjin Loongson2E. 11996f7a251aSWu Zhangjin 1200ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B 1201ca585cf9SKelvin Cheung bool "Loongson 1B" 1202ca585cf9SKelvin Cheung depends on SYS_HAS_CPU_LOONGSON1B 1203ca585cf9SKelvin Cheung select CPU_LOONGSON1 1204ca585cf9SKelvin Cheung help 1205ca585cf9SKelvin Cheung The Loongson 1B is a 32-bit SoC, which implements the MIPS32 1206ca585cf9SKelvin Cheung release 2 instruction set. 1207ca585cf9SKelvin Cheung 12086e760c8dSRalf Baechleconfig CPU_MIPS32_R1 12096e760c8dSRalf Baechle bool "MIPS32 Release 1" 12107cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 12116e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1212797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1213ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12146e760c8dSRalf Baechle help 12155e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 12161e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12171e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12181e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12191e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12201e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 12211e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 12221e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 12231e5f1caaSRalf Baechle performance. 12241e5f1caaSRalf Baechle 12251e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 12261e5f1caaSRalf Baechle bool "MIPS32 Release 2" 12277cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 12281e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1229797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1230ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12311e5f1caaSRalf Baechle help 12325e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 12336e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12346e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12356e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12366e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12371da177e4SLinus Torvalds 12386e760c8dSRalf Baechleconfig CPU_MIPS64_R1 12396e760c8dSRalf Baechle bool "MIPS64 Release 1" 12407cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1241797798c1SRalf Baechle select CPU_HAS_PREFETCH 1242ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1243ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1244ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12459cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12466e760c8dSRalf Baechle help 12476e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 12486e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12496e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12506e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12516e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12521e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 12531e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 12541e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 12551e5f1caaSRalf Baechle performance. 12561e5f1caaSRalf Baechle 12571e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12581e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12597cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1260797798c1SRalf Baechle select CPU_HAS_PREFETCH 12611e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12621e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1263ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12649cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12651e5f1caaSRalf Baechle help 12661e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12671e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12681e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12691e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12701e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12711da177e4SLinus Torvalds 12721da177e4SLinus Torvaldsconfig CPU_R3000 12731da177e4SLinus Torvalds bool "R3000" 12747cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1275f7062ddbSRalf Baechle select CPU_HAS_WB 1276ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1277797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12781da177e4SLinus Torvalds help 12791da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12801da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12811da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12821da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12831da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12841da177e4SLinus Torvalds try to recompile with R3000. 12851da177e4SLinus Torvalds 12861da177e4SLinus Torvaldsconfig CPU_TX39XX 12871da177e4SLinus Torvalds bool "R39XX" 12887cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1289ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12901da177e4SLinus Torvalds 12911da177e4SLinus Torvaldsconfig CPU_VR41XX 12921da177e4SLinus Torvalds bool "R41xx" 12937cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1294ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1295ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12961da177e4SLinus Torvalds help 12975e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12981da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12991da177e4SLinus Torvalds kernel built with this option will not run on any other type of 13001da177e4SLinus Torvalds processor or vice versa. 13011da177e4SLinus Torvalds 13021da177e4SLinus Torvaldsconfig CPU_R4300 13031da177e4SLinus Torvalds bool "R4300" 13047cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1305ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1306ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13071da177e4SLinus Torvalds help 13081da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 13091da177e4SLinus Torvalds 13101da177e4SLinus Torvaldsconfig CPU_R4X00 13111da177e4SLinus Torvalds bool "R4x00" 13127cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1313ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1314ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1315970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13161da177e4SLinus Torvalds help 13171da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 13181da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 13191da177e4SLinus Torvalds 13201da177e4SLinus Torvaldsconfig CPU_TX49XX 13211da177e4SLinus Torvalds bool "R49XX" 13227cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1323de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1324ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1325ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1326970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13271da177e4SLinus Torvalds 13281da177e4SLinus Torvaldsconfig CPU_R5000 13291da177e4SLinus Torvalds bool "R5000" 13307cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1331ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1332ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1333970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13341da177e4SLinus Torvalds help 13351da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 13361da177e4SLinus Torvalds 13371da177e4SLinus Torvaldsconfig CPU_R5432 13381da177e4SLinus Torvalds bool "R5432" 13397cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 13405e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 13415e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1342970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13431da177e4SLinus Torvalds 1344542c1020SShinya Kuribayashiconfig CPU_R5500 1345542c1020SShinya Kuribayashi bool "R5500" 1346542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1347542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1348542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 13499cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1350542c1020SShinya Kuribayashi help 1351542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1352542c1020SShinya Kuribayashi instruction set. 1353542c1020SShinya Kuribayashi 13541da177e4SLinus Torvaldsconfig CPU_R6000 13551da177e4SLinus Torvalds bool "R6000" 1356ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13577cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1358ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13591da177e4SLinus Torvalds help 13601da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1361c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13621da177e4SLinus Torvalds 13631da177e4SLinus Torvaldsconfig CPU_NEVADA 13641da177e4SLinus Torvalds bool "RM52xx" 13657cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1366ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1367ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1368970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13691da177e4SLinus Torvalds help 13701da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13711da177e4SLinus Torvalds 13721da177e4SLinus Torvaldsconfig CPU_R8000 13731da177e4SLinus Torvalds bool "R8000" 1374ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13757cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13765e83d430SRalf Baechle select CPU_HAS_PREFETCH 1377ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13781da177e4SLinus Torvalds help 13791da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13801da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13811da177e4SLinus Torvalds 13821da177e4SLinus Torvaldsconfig CPU_R10000 13831da177e4SLinus Torvalds bool "R10000" 13847cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13855e83d430SRalf Baechle select CPU_HAS_PREFETCH 1386ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1387ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1388797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1389970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 13901da177e4SLinus Torvalds help 13911da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13921da177e4SLinus Torvalds 13931da177e4SLinus Torvaldsconfig CPU_RM7000 13941da177e4SLinus Torvalds bool "RM7000" 13957cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13965e83d430SRalf Baechle select CPU_HAS_PREFETCH 1397ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1398ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1399797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1400970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14011da177e4SLinus Torvalds 14021da177e4SLinus Torvaldsconfig CPU_SB1 14031da177e4SLinus Torvalds bool "SB1" 14047cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1405ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1406ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1407797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 1408970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14090004a9dfSRalf Baechle select WEAK_ORDERING 14101da177e4SLinus Torvalds 1411a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1412a86c7f72SDavid Daney bool "Cavium Octeon processor" 14135e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 14147ee91de4SYoichi Yuasa select ARCH_SPARSEMEM_ENABLE 1415a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1416a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1417a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1418a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1419a86c7f72SDavid Daney select WEAK_ORDERING 1420a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 14219cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 14227ed18152SDavid Daney select LIBFDT 14237ed18152SDavid Daney select USE_OF 1424a86c7f72SDavid Daney help 1425a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1426a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1427a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1428a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1429a86c7f72SDavid Daney 1430c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1431c1c0c461SKevin Cernekee bool "BMIPS3300" 1432c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 14331bbb6c1bSKevin Cernekee select CPU_BMIPS 1434c1c0c461SKevin Cernekee help 1435c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1436c1c0c461SKevin Cernekee 1437c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1438c1c0c461SKevin Cernekee bool "BMIPS4350" 1439c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 14401bbb6c1bSKevin Cernekee select CPU_BMIPS 1441c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1442c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1443c1c0c461SKevin Cernekee help 1444c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1445c1c0c461SKevin Cernekee 1446c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1447c1c0c461SKevin Cernekee bool "BMIPS4380" 1448c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 14491bbb6c1bSKevin Cernekee select CPU_BMIPS 1450c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1451c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1452c1c0c461SKevin Cernekee help 1453c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1454c1c0c461SKevin Cernekee 1455c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1456c1c0c461SKevin Cernekee bool "BMIPS5000" 1457c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 14581bbb6c1bSKevin Cernekee select CPU_BMIPS 1459c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 14601bbb6c1bSKevin Cernekee select MIPS_CPU_SCACHE 1461c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1462c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1463c1c0c461SKevin Cernekee help 1464c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1465c1c0c461SKevin Cernekee 14667f058e85SJayachandran Cconfig CPU_XLR 14677f058e85SJayachandran C bool "Netlogic XLR SoC" 14687f058e85SJayachandran C depends on SYS_HAS_CPU_XLR 14697f058e85SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14707f058e85SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14717f058e85SJayachandran C select CPU_SUPPORTS_HIGHMEM 1472970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 14737f058e85SJayachandran C select WEAK_ORDERING 14747f058e85SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14757f058e85SJayachandran C help 14767f058e85SJayachandran C Netlogic Microsystems XLR/XLS processors. 14771c773ea4SJayachandran C 14781c773ea4SJayachandran Cconfig CPU_XLP 14791c773ea4SJayachandran C bool "Netlogic XLP SoC" 14801c773ea4SJayachandran C depends on SYS_HAS_CPU_XLP 14811c773ea4SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14821c773ea4SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14831c773ea4SJayachandran C select CPU_SUPPORTS_HIGHMEM 14841c773ea4SJayachandran C select CPU_HAS_LLSC 14851c773ea4SJayachandran C select WEAK_ORDERING 14861c773ea4SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14871c773ea4SJayachandran C select CPU_HAS_PREFETCH 1488d6504846SJayachandran C select CPU_MIPSR2 14891c773ea4SJayachandran C help 14901c773ea4SJayachandran C Netlogic Microsystems XLP processors. 14911da177e4SLinus Torvaldsendchoice 14921da177e4SLinus Torvalds 1493622844bfSWu Zhangjinif CPU_LOONGSON2F 1494622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1495622844bfSWu Zhangjin bool 1496622844bfSWu Zhangjin 1497622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1498622844bfSWu Zhangjin bool 1499622844bfSWu Zhangjin 1500622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1501622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1502622844bfSWu Zhangjin default y 1503622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1504622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1505622844bfSWu Zhangjin help 1506622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1507622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1508622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1509622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1510622844bfSWu Zhangjin 1511622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1512622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1513622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1514622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1515622844bfSWu Zhangjin systems. 1516622844bfSWu Zhangjin 1517622844bfSWu Zhangjin If unsure, please say Y. 1518622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1519622844bfSWu Zhangjin 15201b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 15211b93b3c3SWu Zhangjin bool 15221b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 15231b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 15241b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1525fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 15261b93b3c3SWu Zhangjin 15271b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 15281b93b3c3SWu Zhangjin bool 15291b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 15301b93b3c3SWu Zhangjin 15313702bba5SWu Zhangjinconfig CPU_LOONGSON2 15323702bba5SWu Zhangjin bool 15333702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 15343702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 15353702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 1536970d032fSRalf Baechle select CPU_SUPPORTS_HUGEPAGES 15373702bba5SWu Zhangjin 1538ca585cf9SKelvin Cheungconfig CPU_LOONGSON1 1539ca585cf9SKelvin Cheung bool 1540ca585cf9SKelvin Cheung select CPU_MIPS32 1541ca585cf9SKelvin Cheung select CPU_MIPSR2 1542ca585cf9SKelvin Cheung select CPU_HAS_PREFETCH 1543ca585cf9SKelvin Cheung select CPU_SUPPORTS_32BIT_KERNEL 1544ca585cf9SKelvin Cheung select CPU_SUPPORTS_HIGHMEM 1545ca585cf9SKelvin Cheung 15461bbb6c1bSKevin Cernekeeconfig CPU_BMIPS 15471bbb6c1bSKevin Cernekee bool 15481bbb6c1bSKevin Cernekee select CPU_MIPS32 15491bbb6c1bSKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 15501bbb6c1bSKevin Cernekee select DMA_NONCOHERENT 15511bbb6c1bSKevin Cernekee select IRQ_CPU 15521bbb6c1bSKevin Cernekee select SWAP_IO_SPACE 15531bbb6c1bSKevin Cernekee select WEAK_ORDERING 15541bbb6c1bSKevin Cernekee 15553702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 15562a21c730SFuxin Zhang bool 15572a21c730SFuxin Zhang 15586f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 15596f7a251aSWu Zhangjin bool 156055045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 156155045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 156222f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 15636f7a251aSWu Zhangjin 1564ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B 1565ca585cf9SKelvin Cheung bool 1566ca585cf9SKelvin Cheung 15677cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 15687cf8053bSRalf Baechle bool 15697cf8053bSRalf Baechle 15707cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 15717cf8053bSRalf Baechle bool 15727cf8053bSRalf Baechle 15737cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 15747cf8053bSRalf Baechle bool 15757cf8053bSRalf Baechle 15767cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 15777cf8053bSRalf Baechle bool 15787cf8053bSRalf Baechle 15797cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 15807cf8053bSRalf Baechle bool 15817cf8053bSRalf Baechle 15827cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 15837cf8053bSRalf Baechle bool 15847cf8053bSRalf Baechle 15857cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 15867cf8053bSRalf Baechle bool 15877cf8053bSRalf Baechle 15887cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15897cf8053bSRalf Baechle bool 15907cf8053bSRalf Baechle 15917cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15927cf8053bSRalf Baechle bool 15937cf8053bSRalf Baechle 15947cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 15957cf8053bSRalf Baechle bool 15967cf8053bSRalf Baechle 15977cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 15987cf8053bSRalf Baechle bool 15997cf8053bSRalf Baechle 16007cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 16017cf8053bSRalf Baechle bool 16027cf8053bSRalf Baechle 1603542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1604542c1020SShinya Kuribayashi bool 1605542c1020SShinya Kuribayashi 16067cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 16077cf8053bSRalf Baechle bool 16087cf8053bSRalf Baechle 16097cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 16107cf8053bSRalf Baechle bool 16117cf8053bSRalf Baechle 16127cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 16137cf8053bSRalf Baechle bool 16147cf8053bSRalf Baechle 16157cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 16167cf8053bSRalf Baechle bool 16177cf8053bSRalf Baechle 16187cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 16197cf8053bSRalf Baechle bool 16207cf8053bSRalf Baechle 16217cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 16227cf8053bSRalf Baechle bool 16237cf8053bSRalf Baechle 16245e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 16255e683389SDavid Daney bool 16265e683389SDavid Daney 1627c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1628c1c0c461SKevin Cernekee bool 1629c1c0c461SKevin Cernekee 1630c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1631c1c0c461SKevin Cernekee bool 1632c1c0c461SKevin Cernekee 1633c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1634c1c0c461SKevin Cernekee bool 1635c1c0c461SKevin Cernekee 1636c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1637c1c0c461SKevin Cernekee bool 1638c1c0c461SKevin Cernekee 16397f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR 16407f058e85SJayachandran C bool 16417f058e85SJayachandran C 16421c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP 16431c773ea4SJayachandran C bool 16441c773ea4SJayachandran C 164517099b11SRalf Baechle# 164617099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 164717099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 164817099b11SRalf Baechle# 16490004a9dfSRalf Baechleconfig WEAK_ORDERING 16500004a9dfSRalf Baechle bool 165117099b11SRalf Baechle 165217099b11SRalf Baechle# 165317099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 165417099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 165517099b11SRalf Baechle# 165617099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 165717099b11SRalf Baechle bool 16585e83d430SRalf Baechleendmenu 16595e83d430SRalf Baechle 16605e83d430SRalf Baechle# 16615e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 16625e83d430SRalf Baechle# 16635e83d430SRalf Baechleconfig CPU_MIPS32 16645e83d430SRalf Baechle bool 16655e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 16665e83d430SRalf Baechle 16675e83d430SRalf Baechleconfig CPU_MIPS64 16685e83d430SRalf Baechle bool 16695e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 16705e83d430SRalf Baechle 16715e83d430SRalf Baechle# 1672c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 16735e83d430SRalf Baechle# 16745e83d430SRalf Baechleconfig CPU_MIPSR1 16755e83d430SRalf Baechle bool 16765e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 16775e83d430SRalf Baechle 16785e83d430SRalf Baechleconfig CPU_MIPSR2 16795e83d430SRalf Baechle bool 1680a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 16815e83d430SRalf Baechle 16825e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 16835e83d430SRalf Baechle bool 16845e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 16855e83d430SRalf Baechle bool 16865e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 16875e83d430SRalf Baechle bool 16885e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 16895e83d430SRalf Baechle bool 169055045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 169155045ff5SWu Zhangjin bool 169255045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 169355045ff5SWu Zhangjin bool 16949cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 16959cffd154SDavid Daney bool 169622f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 169722f1fdfdSWu Zhangjin bool 169882622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 169982622284SDavid Daney bool 1700d6504846SJayachandran C default y if 64BIT && CPU_MIPSR2 && !CPU_XLP 17015e83d430SRalf Baechle 17028192c9eaSDavid Daney# 17038192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 17048192c9eaSDavid Daney# 17058192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 17068192c9eaSDavid Daney bool 1707f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 17088192c9eaSDavid Daney 17095e83d430SRalf Baechlemenu "Kernel type" 17105e83d430SRalf Baechle 17115e83d430SRalf Baechlechoice 17125e83d430SRalf Baechle prompt "Kernel code model" 17135e83d430SRalf Baechle help 17145e83d430SRalf Baechle You should only select this option if you have a workload that 17155e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 17165e83d430SRalf Baechle large memory. You will only be presented a single option in this 17175e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 17185e83d430SRalf Baechle 17195e83d430SRalf Baechleconfig 32BIT 17205e83d430SRalf Baechle bool "32-bit kernel" 17215e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 17225e83d430SRalf Baechle select TRAD_SIGNALS 17235e83d430SRalf Baechle help 17245e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 17255e83d430SRalf Baechleconfig 64BIT 17265e83d430SRalf Baechle bool "64-bit kernel" 17275e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1728dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 17295e83d430SRalf Baechle help 17305e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 17315e83d430SRalf Baechle 17325e83d430SRalf Baechleendchoice 17335e83d430SRalf Baechle 17341da177e4SLinus Torvaldschoice 17351da177e4SLinus Torvalds prompt "Kernel page size" 17361da177e4SLinus Torvalds default PAGE_SIZE_4KB 17371da177e4SLinus Torvalds 17381da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 17391da177e4SLinus Torvalds bool "4kB" 1740315fe625SWu Zhangjin depends on !CPU_LOONGSON2 17411da177e4SLinus Torvalds help 17421da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 17431da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 17441da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 17451da177e4SLinus Torvalds recommended for low memory systems. 17461da177e4SLinus Torvalds 17471da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 17481da177e4SLinus Torvalds bool "8kB" 1749c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 17501da177e4SLinus Torvalds help 17511da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 17521da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1753c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1754c52399beSRalf Baechle suitable Linux distribution to support this. 17551da177e4SLinus Torvalds 17561da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 17571da177e4SLinus Torvalds bool "16kB" 1758714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 17591da177e4SLinus Torvalds help 17601da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 17611da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1762714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1763714bfad6SRalf Baechle Linux distribution to support this. 17641da177e4SLinus Torvalds 1765c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1766c52399beSRalf Baechle bool "32kB" 1767c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1768c52399beSRalf Baechle help 1769c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1770c52399beSRalf Baechle the price of higher memory consumption. This option is available 1771c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1772c52399beSRalf Baechle distribution to support this. 1773c52399beSRalf Baechle 17741da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 17751da177e4SLinus Torvalds bool "64kB" 17761da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 17771da177e4SLinus Torvalds help 17781da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 17791da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 17801da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1781714bfad6SRalf Baechle writing this option is still high experimental. 17821da177e4SLinus Torvalds 17831da177e4SLinus Torvaldsendchoice 17841da177e4SLinus Torvalds 1785c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1786c9bace7cSDavid Daney int "Maximum zone order" 178785f993b8SDavid Daney range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB 178885f993b8SDavid Daney default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB 178985f993b8SDavid Daney range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB 179085f993b8SDavid Daney default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB 179185f993b8SDavid Daney range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB 179285f993b8SDavid Daney default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB 1793c9bace7cSDavid Daney range 11 64 1794c9bace7cSDavid Daney default "11" 1795c9bace7cSDavid Daney help 1796c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1797c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1798c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1799c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1800c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1801c9bace7cSDavid Daney increase this value. 1802c9bace7cSDavid Daney 1803c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1804c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1805c9bace7cSDavid Daney 1806c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1807c9bace7cSDavid Daney when choosing a value for this option. 1808c9bace7cSDavid Daney 18091da177e4SLinus Torvaldsconfig BOARD_SCACHE 18101da177e4SLinus Torvalds bool 18111da177e4SLinus Torvalds 18121da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 18131da177e4SLinus Torvalds bool 18141da177e4SLinus Torvalds select BOARD_SCACHE 18151da177e4SLinus Torvalds 18169318c51aSChris Dearman# 18179318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 18189318c51aSChris Dearman# 18199318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 18209318c51aSChris Dearman bool 18219318c51aSChris Dearman select BOARD_SCACHE 18229318c51aSChris Dearman 18231da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 18241da177e4SLinus Torvalds bool 18251da177e4SLinus Torvalds select BOARD_SCACHE 18261da177e4SLinus Torvalds 18271da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 18281da177e4SLinus Torvalds bool 18291da177e4SLinus Torvalds select BOARD_SCACHE 18301da177e4SLinus Torvalds 18311da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 18321da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 18331da177e4SLinus Torvalds depends on CPU_SB1 18341da177e4SLinus Torvalds help 18351da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 18361da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 18371da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 18381da177e4SLinus Torvalds 18391da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1840c8094b53SRalf Baechle bool 18411da177e4SLinus Torvalds 18423165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB 18433165c846SFlorian Fainelli bool 18443165c846SFlorian Fainelli default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX) 18453165c846SFlorian Fainelli 184691405eb6SFlorian Fainelliconfig CPU_R4K_FPU 184791405eb6SFlorian Fainelli bool 184891405eb6SFlorian Fainelli default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 184991405eb6SFlorian Fainelli 185062cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB 185162cedc4fSFlorian Fainelli bool 185262cedc4fSFlorian Fainelli default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 185362cedc4fSFlorian Fainelli 1854340ee4b9SRalf Baechlechoice 1855340ee4b9SRalf Baechle prompt "MIPS MT options" 1856f41ae0b2SRalf Baechle 1857f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1858f41ae0b2SRalf Baechle bool "Disable multithreading support." 1859f41ae0b2SRalf Baechle help 1860f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1861f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1862f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1863f41ae0b2SRalf Baechle option in this menu. 1864340ee4b9SRalf Baechle 186559d6ab86SRalf Baechleconfig MIPS_MT_SMP 186659d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 186759d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 186859d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1869d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 187059d6ab86SRalf Baechle select MIPS_MT 1871f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 187259d6ab86SRalf Baechle select SMP 18730ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 187459d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 187587353d8aSRalf Baechle select SMP_UP 1876399aaa25SAl Cooper select MIPS_PERF_SHARED_TC_COUNTERS 187759d6ab86SRalf Baechle help 187825f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 187925f12b33SRalf Baechle marketesed into SMVP. 188025f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 188125f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 188225f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 188325f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 188425f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 188525f12b33SRalf Baechle what Intel calls Hyperthreading. 188625f12b33SRalf Baechle 188725f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 188859d6ab86SRalf Baechle 188941c594abSRalf Baechleconfig MIPS_MT_SMTC 189041c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1891f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1892f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1893f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1894f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1895d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1896f41ae0b2SRalf Baechle select MIPS_MT 1897130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 189841c594abSRalf Baechle select SMP 189973b76c78SRalf Baechle select SYS_SUPPORTS_SMP 190087353d8aSRalf Baechle select SMP_UP 1901f41ae0b2SRalf Baechle help 1902f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1903f41ae0b2SRalf Baechle marketesed into SMVP. 190425f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 190525f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 190625f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 190725f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 190825f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 190925f12b33SRalf Baechle decision. 191025f12b33SRalf Baechle 191125f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 191241c594abSRalf Baechle 1913340ee4b9SRalf Baechleendchoice 1914340ee4b9SRalf Baechle 1915f41ae0b2SRalf Baechleconfig MIPS_MT 1916f41ae0b2SRalf Baechle bool 1917f41ae0b2SRalf Baechle 19180ab7aefcSRalf Baechleconfig SCHED_SMT 19190ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 19200ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 19210ab7aefcSRalf Baechle default n 19220ab7aefcSRalf Baechle help 19230ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 19240ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 19250ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 19260ab7aefcSRalf Baechle 19270ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 19280ab7aefcSRalf Baechle bool 19290ab7aefcSRalf Baechle 1930f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1931f41ae0b2SRalf Baechle bool 1932f41ae0b2SRalf Baechle 1933f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1934f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1935f088fc84SRalf Baechle default y 193607cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 193707cc0c9eSRalf Baechle 193807cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 193907cc0c9eSRalf Baechle bool "VPE loader support." 194007cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 194107cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 194207cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 194307cc0c9eSRalf Baechle select MIPS_MT 194407cc0c9eSRalf Baechle help 194507cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 194607cc0c9eSRalf Baechle onto another VPE and running it. 1947f088fc84SRalf Baechle 19480db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 19490db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 19500db34215SKevin D. Kissell depends on MIPS_MT_SMTC 19518531a35eSKevin D. Kissell default n 19520db34215SKevin D. Kissell help 19530db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 19540db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 19550db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 19560db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 19570db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 19588531a35eSKevin D. Kissell impact on interrupt service overhead. 19590db34215SKevin D. Kissell 1960f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1961f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1962f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1963f571eff0SKevin D. Kissell default n 1964f571eff0SKevin D. Kissell help 1965f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1966f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1967f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 19688531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 19698531a35eSKevin D. Kissell should be used only if you know what you are doing. 1970f571eff0SKevin D. Kissell 1971e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1972e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1973e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1974e01402b1SRalf Baechle default y 1975e01402b1SRalf Baechle help 1976e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1977e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1978e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1979e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1980e01402b1SRalf Baechle 1981e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1982e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1983e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1984e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 19855e83d430SRalf Baechle help 1986e01402b1SRalf Baechle 19874a16ff4cSRalf Baechleconfig MIPS_CMP 19884a16ff4cSRalf Baechle bool "MIPS CMP framework support" 19894a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1990eb9b5141STim Anderson select SYNC_R4K 19914a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 19924a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 19934a16ff4cSRalf Baechle select WEAK_ORDERING 19944a16ff4cSRalf Baechle default n 19954a16ff4cSRalf Baechle help 19964a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 19974a16ff4cSRalf Baechle be handled differently... 19984a16ff4cSRalf Baechle 19991da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 20001da177e4SLinus Torvalds bool 20011da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 20021da177e4SLinus Torvalds default y 20031da177e4SLinus Torvalds 20041da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 20051da177e4SLinus Torvalds bool 20061da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 20071da177e4SLinus Torvalds default y 20081da177e4SLinus Torvalds 20091da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 20101da177e4SLinus Torvalds bool 20111da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 20121da177e4SLinus Torvalds default y 20131da177e4SLinus Torvalds 20141da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 2015d806cb2bSRalf Baechle bool 20161da177e4SLinus Torvalds 201760ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 201860ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 201960ec6571Spascal@pabr.org 20209693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 20219693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 20229693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 20239693a853SFranck Bui-Huu help 20249693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 20259693a853SFranck Bui-Huu increased security at both hardware and software level for 20269693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 20279693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 20289693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 20299693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 20309693a853SFranck Bui-Huu here. 20319693a853SFranck Bui-Huu 20321da177e4SLinus Torvaldsconfig CPU_HAS_WB 2033f7062ddbSRalf Baechle bool 2034e01402b1SRalf Baechle 2035df0ac8a4SKevin Cernekeeconfig XKS01 2036df0ac8a4SKevin Cernekee bool 2037df0ac8a4SKevin Cernekee 2038f41ae0b2SRalf Baechle# 2039f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 2040f41ae0b2SRalf Baechle# 2041e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 2042f41ae0b2SRalf Baechle bool 2043e01402b1SRalf Baechle 2044f41ae0b2SRalf Baechle# 2045f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 2046f41ae0b2SRalf Baechle# 2047e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 2048f41ae0b2SRalf Baechle bool 2049e01402b1SRalf Baechle 20501da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 20511da177e4SLinus Torvalds bool 20521da177e4SLinus Torvalds depends on !CPU_R3000 20531da177e4SLinus Torvalds default y 20541da177e4SLinus Torvalds 20551da177e4SLinus Torvalds# 205620d60d99SMaciej W. Rozycki# CPU non-features 205720d60d99SMaciej W. Rozycki# 205820d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 205920d60d99SMaciej W. Rozycki bool 206020d60d99SMaciej W. Rozycki 206120d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 206220d60d99SMaciej W. Rozycki bool 206320d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 206420d60d99SMaciej W. Rozycki 206520d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 206620d60d99SMaciej W. Rozycki bool 206720d60d99SMaciej W. Rozycki 206820d60d99SMaciej W. Rozycki# 20691da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 20701da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 20711da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 20721da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 20731da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 20741da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 20751da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 20761da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 2077797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 2078797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 2079797798c1SRalf Baechle# support. 20801da177e4SLinus Torvalds# 20811da177e4SLinus Torvaldsconfig HIGHMEM 20821da177e4SLinus Torvalds bool "High Memory Support" 2083797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 2084797798c1SRalf Baechle 2085797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 2086797798c1SRalf Baechle bool 2087797798c1SRalf Baechle 2088797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 2089797798c1SRalf Baechle bool 20901da177e4SLinus Torvalds 20919693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 20929693a853SFranck Bui-Huu bool 20939693a853SFranck Bui-Huu 2094b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2095b4819b59SYoichi Yuasa def_bool y 2096f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2097b4819b59SYoichi Yuasa 2098d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2099d8cb4e11SRalf Baechle bool 2100d8cb4e11SRalf Baechle default y if SGI_IP27 2101d8cb4e11SRalf Baechle help 21023dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2103d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2104d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2105d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2106d8cb4e11SRalf Baechle 2107b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2108b1c6cd42SAtsushi Nemoto bool 21097de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 211031473747SAtsushi Nemoto 2111d8cb4e11SRalf Baechleconfig NUMA 2112d8cb4e11SRalf Baechle bool "NUMA Support" 2113d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2114d8cb4e11SRalf Baechle help 2115d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2116d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2117d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2118d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2119d8cb4e11SRalf Baechle disabled. 2120d8cb4e11SRalf Baechle 2121d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2122d8cb4e11SRalf Baechle bool 2123d8cb4e11SRalf Baechle 2124c80d79d7SYasunori Gotoconfig NODES_SHIFT 2125c80d79d7SYasunori Goto int 2126c80d79d7SYasunori Goto default "6" 2127c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2128c80d79d7SYasunori Goto 212914f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 213014f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 21314be3d2f3SZi Shen Lim depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP) 213214f70012SDeng-Cheng Zhu default y 213314f70012SDeng-Cheng Zhu help 213414f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 213514f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 213614f70012SDeng-Cheng Zhu 2137b4819b59SYoichi Yuasasource "mm/Kconfig" 2138b4819b59SYoichi Yuasa 21391da177e4SLinus Torvaldsconfig SMP 21401da177e4SLinus Torvalds bool "Multi-Processing support" 2141e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2142b4b30a5aSRalf Baechle select IRQ_PER_CPU 21432f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2144e73ea273SRalf Baechle help 21451da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 21461da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 21471da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 21481da177e4SLinus Torvalds 21491da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 21501da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 21511da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 21521da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 21531da177e4SLinus Torvalds will run faster if you say N here. 21541da177e4SLinus Torvalds 21551da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 21561da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 21571da177e4SLinus Torvalds 215803502faaSAdrian Bunk See also the SMP-HOWTO available at 215903502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 21601da177e4SLinus Torvalds 21611da177e4SLinus Torvalds If you don't know what to do here, say N. 21621da177e4SLinus Torvalds 216387353d8aSRalf Baechleconfig SMP_UP 216487353d8aSRalf Baechle bool 216587353d8aSRalf Baechle 21664a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 21674a16ff4cSRalf Baechle bool 21684a16ff4cSRalf Baechle 2169e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2170e73ea273SRalf Baechle bool 2171e73ea273SRalf Baechle 217272ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 217372ede9b1SAtsushi Nemoto bool 217472ede9b1SAtsushi Nemoto 2175130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2176130e2fb7SRalf Baechle bool 2177130e2fb7SRalf Baechle 2178130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2179130e2fb7SRalf Baechle bool 2180130e2fb7SRalf Baechle 2181130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2182130e2fb7SRalf Baechle bool 2183130e2fb7SRalf Baechle 2184130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2185130e2fb7SRalf Baechle bool 2186130e2fb7SRalf Baechle 2187130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2188130e2fb7SRalf Baechle bool 2189130e2fb7SRalf Baechle 2190130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2191130e2fb7SRalf Baechle bool 2192130e2fb7SRalf Baechle 21931da177e4SLinus Torvaldsconfig NR_CPUS 21941da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 219572ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 21961da177e4SLinus Torvalds depends on SMP 219772ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2198130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2199130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2200130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2201130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2202130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2203130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 22041da177e4SLinus Torvalds help 22051da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 22061da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 22071da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 220872ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 220972ede9b1SAtsushi Nemoto and 2 for all others. 22101da177e4SLinus Torvalds 22111da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 221272ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 221372ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 221472ede9b1SAtsushi Nemoto power of two. 22151da177e4SLinus Torvalds 2216399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS 2217399aaa25SAl Cooper bool 2218399aaa25SAl Cooper 22191723b4a3SAtsushi Nemoto# 22201723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 22211723b4a3SAtsushi Nemoto# 22221723b4a3SAtsushi Nemoto 22231723b4a3SAtsushi Nemotochoice 22241723b4a3SAtsushi Nemoto prompt "Timer frequency" 22251723b4a3SAtsushi Nemoto default HZ_250 22261723b4a3SAtsushi Nemoto help 22271723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 22281723b4a3SAtsushi Nemoto 22291723b4a3SAtsushi Nemoto config HZ_48 22300f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 22311723b4a3SAtsushi Nemoto 22321723b4a3SAtsushi Nemoto config HZ_100 22331723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 22341723b4a3SAtsushi Nemoto 22351723b4a3SAtsushi Nemoto config HZ_128 22361723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 22371723b4a3SAtsushi Nemoto 22381723b4a3SAtsushi Nemoto config HZ_250 22391723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 22401723b4a3SAtsushi Nemoto 22411723b4a3SAtsushi Nemoto config HZ_256 22421723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 22431723b4a3SAtsushi Nemoto 22441723b4a3SAtsushi Nemoto config HZ_1000 22451723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 22461723b4a3SAtsushi Nemoto 22471723b4a3SAtsushi Nemoto config HZ_1024 22481723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 22491723b4a3SAtsushi Nemoto 22501723b4a3SAtsushi Nemotoendchoice 22511723b4a3SAtsushi Nemoto 22521723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 22531723b4a3SAtsushi Nemoto bool 22541723b4a3SAtsushi Nemoto 22551723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 22561723b4a3SAtsushi Nemoto bool 22571723b4a3SAtsushi Nemoto 22581723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 22591723b4a3SAtsushi Nemoto bool 22601723b4a3SAtsushi Nemoto 22611723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 22621723b4a3SAtsushi Nemoto bool 22631723b4a3SAtsushi Nemoto 22641723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 22651723b4a3SAtsushi Nemoto bool 22661723b4a3SAtsushi Nemoto 22671723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 22681723b4a3SAtsushi Nemoto bool 22691723b4a3SAtsushi Nemoto 22701723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 22711723b4a3SAtsushi Nemoto bool 22721723b4a3SAtsushi Nemoto 22731723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 22741723b4a3SAtsushi Nemoto bool 22751723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 22761723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 22771723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 22781723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 22791723b4a3SAtsushi Nemoto 22801723b4a3SAtsushi Nemotoconfig HZ 22811723b4a3SAtsushi Nemoto int 22821723b4a3SAtsushi Nemoto default 48 if HZ_48 22831723b4a3SAtsushi Nemoto default 100 if HZ_100 22841723b4a3SAtsushi Nemoto default 128 if HZ_128 22851723b4a3SAtsushi Nemoto default 250 if HZ_250 22861723b4a3SAtsushi Nemoto default 256 if HZ_256 22871723b4a3SAtsushi Nemoto default 1000 if HZ_1000 22881723b4a3SAtsushi Nemoto default 1024 if HZ_1024 22891723b4a3SAtsushi Nemoto 2290e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 22911da177e4SLinus Torvalds 2292ea6e942bSAtsushi Nemotoconfig KEXEC 2293ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2294ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2295ea6e942bSAtsushi Nemoto help 2296ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2297ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 22983dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2299ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2300ea6e942bSAtsushi Nemoto 230101dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2302ea6e942bSAtsushi Nemoto 2303ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2304ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2305ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2306ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2307ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2308ea6e942bSAtsushi Nemoto 23097aa1c8f4SRalf Baechleconfig CRASH_DUMP 23107aa1c8f4SRalf Baechle bool "Kernel crash dumps" 23117aa1c8f4SRalf Baechle help 23127aa1c8f4SRalf Baechle Generate crash dump after being started by kexec. 23137aa1c8f4SRalf Baechle This should be normally only set in special crash dump kernels 23147aa1c8f4SRalf Baechle which are loaded in the main kernel with kexec-tools into 23157aa1c8f4SRalf Baechle a specially reserved region and then later executed after 23167aa1c8f4SRalf Baechle a crash by kdump/kexec. The crash dump kernel must be compiled 23177aa1c8f4SRalf Baechle to a memory address not used by the main kernel or firmware using 23187aa1c8f4SRalf Baechle PHYSICAL_START. 23197aa1c8f4SRalf Baechle 23207aa1c8f4SRalf Baechleconfig PHYSICAL_START 23217aa1c8f4SRalf Baechle hex "Physical address where the kernel is loaded" 23227aa1c8f4SRalf Baechle default "0xffffffff84000000" if 64BIT 23237aa1c8f4SRalf Baechle default "0x84000000" if 32BIT 23247aa1c8f4SRalf Baechle depends on CRASH_DUMP 23257aa1c8f4SRalf Baechle help 23267aa1c8f4SRalf Baechle This gives the CKSEG0 or KSEG0 address where the kernel is loaded. 23277aa1c8f4SRalf Baechle If you plan to use kernel for capturing the crash dump change 23287aa1c8f4SRalf Baechle this value to start of the reserved region (the "X" value as 23297aa1c8f4SRalf Baechle specified in the "crashkernel=YM@XM" command line boot parameter 23307aa1c8f4SRalf Baechle passed to the panic-ed kernel). 23317aa1c8f4SRalf Baechle 2332ea6e942bSAtsushi Nemotoconfig SECCOMP 2333ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2334293c5bd1SRalf Baechle depends on PROC_FS 2335ea6e942bSAtsushi Nemoto default y 2336ea6e942bSAtsushi Nemoto help 2337ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2338ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2339ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2340ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2341ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2342ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2343ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2344ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2345ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2346ea6e942bSAtsushi Nemoto 2347ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2348ea6e942bSAtsushi Nemoto 2349f2ffa5abSDezhong Diaoconfig USE_OF 23500b3e06fdSJonas Gorski bool 2351f2ffa5abSDezhong Diao select OF 2352e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2353abd2363fSGrant Likely select IRQ_DOMAIN 2354f2ffa5abSDezhong Diao 23555e83d430SRalf Baechleendmenu 23565e83d430SRalf Baechle 23571df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 23581df0f0ffSAtsushi Nemoto bool 23591df0f0ffSAtsushi Nemoto default y 23601df0f0ffSAtsushi Nemoto 23611df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 23621df0f0ffSAtsushi Nemoto bool 23631df0f0ffSAtsushi Nemoto default y 23641df0f0ffSAtsushi Nemoto 2365b6c3539bSRalf Baechlesource "init/Kconfig" 2366b6c3539bSRalf Baechle 2367dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2368dc52ddc0SMatt Helsley 23691da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 23701da177e4SLinus Torvalds 23715e83d430SRalf Baechleconfig HW_HAS_EISA 23725e83d430SRalf Baechle bool 23731da177e4SLinus Torvaldsconfig HW_HAS_PCI 23741da177e4SLinus Torvalds bool 23751da177e4SLinus Torvalds 23761da177e4SLinus Torvaldsconfig PCI 23771da177e4SLinus Torvalds bool "Support for PCI controller" 23781da177e4SLinus Torvalds depends on HW_HAS_PCI 2379abb4ae46SRalf Baechle select PCI_DOMAINS 2380eab90291SMichael S. Tsirkin select GENERIC_PCI_IOMAP 23810f3b3956SMichael S. Tsirkin select NO_GENERIC_PCI_IOPORT_MAP 23821da177e4SLinus Torvalds help 23831da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 23841da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 23851da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 23861da177e4SLinus Torvalds say Y, otherwise N. 23871da177e4SLinus Torvalds 23881da177e4SLinus Torvaldsconfig PCI_DOMAINS 23891da177e4SLinus Torvalds bool 23901da177e4SLinus Torvalds 23911da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 23921da177e4SLinus Torvalds 23933f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig" 23943f787ca4SJonas Gorski 23951da177e4SLinus Torvalds# 23961da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 23971da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 23981da177e4SLinus Torvalds# users to choose the right thing ... 23991da177e4SLinus Torvalds# 24001da177e4SLinus Torvaldsconfig ISA 24011da177e4SLinus Torvalds bool 24021da177e4SLinus Torvalds 24031da177e4SLinus Torvaldsconfig EISA 24041da177e4SLinus Torvalds bool "EISA support" 24055e83d430SRalf Baechle depends on HW_HAS_EISA 24061da177e4SLinus Torvalds select ISA 2407aa414dffSRalf Baechle select GENERIC_ISA_DMA 24081da177e4SLinus Torvalds ---help--- 24091da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 24101da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 24111da177e4SLinus Torvalds 24121da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 24131da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 24141da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 24151da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 24161da177e4SLinus Torvalds 24171da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 24181da177e4SLinus Torvalds 24191da177e4SLinus Torvalds Otherwise, say N. 24201da177e4SLinus Torvalds 24211da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 24221da177e4SLinus Torvalds 24231da177e4SLinus Torvaldsconfig TC 24241da177e4SLinus Torvalds bool "TURBOchannel support" 24251da177e4SLinus Torvalds depends on MACH_DECSTATION 24261da177e4SLinus Torvalds help 242750a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 242850a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 242950a23e6eSJustin P. Mattock at: 243050a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 243150a23e6eSJustin P. Mattock and: 243250a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 243350a23e6eSJustin P. Mattock Linux driver support status is documented at: 243450a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 24351da177e4SLinus Torvalds 24361da177e4SLinus Torvaldsconfig MMU 24371da177e4SLinus Torvalds bool 24381da177e4SLinus Torvalds default y 24391da177e4SLinus Torvalds 2440d865bea4SRalf Baechleconfig I8253 2441d865bea4SRalf Baechle bool 2442798778b8SRussell King select CLKSRC_I8253 24432d02612fSThomas Gleixner select CLKEVT_I8253 24449726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2445d865bea4SRalf Baechle 2446cce335aeSRalf Baechleconfig ZONE_DMA32 2447cce335aeSRalf Baechle bool 2448cce335aeSRalf Baechle 24491da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 24501da177e4SLinus Torvalds 24511da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 24521da177e4SLinus Torvalds 2453388b78adSAlexandre Bounineconfig RAPIDIO 2454388b78adSAlexandre Bounine bool "RapidIO support" 2455388b78adSAlexandre Bounine depends on PCI 2456388b78adSAlexandre Bounine default n 2457388b78adSAlexandre Bounine help 2458388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2459388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2460388b78adSAlexandre Bounine 2461388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2462388b78adSAlexandre Bounine 24631da177e4SLinus Torvaldsendmenu 24641da177e4SLinus Torvalds 24651da177e4SLinus Torvaldsmenu "Executable file formats" 24661da177e4SLinus Torvalds 24671da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 24681da177e4SLinus Torvalds 24691da177e4SLinus Torvaldsconfig TRAD_SIGNALS 24701da177e4SLinus Torvalds bool 24711da177e4SLinus Torvalds 24721da177e4SLinus Torvaldsconfig MIPS32_COMPAT 24731da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2474875d43e7SRalf Baechle depends on 64BIT 24751da177e4SLinus Torvalds help 24761da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 24771da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 24781da177e4SLinus Torvalds currently 32-bit you should say Y here. 24791da177e4SLinus Torvalds 24801da177e4SLinus Torvaldsconfig COMPAT 24811da177e4SLinus Torvalds bool 24821da177e4SLinus Torvalds depends on MIPS32_COMPAT 248348b25c43SChris Metcalf select ARCH_WANT_OLD_COMPAT_IPC 24841da177e4SLinus Torvalds default y 24851da177e4SLinus Torvalds 248605e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 248705e43966SAtsushi Nemoto bool 248805e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 248905e43966SAtsushi Nemoto default y 249005e43966SAtsushi Nemoto 24911da177e4SLinus Torvaldsconfig MIPS32_O32 24921da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 24931da177e4SLinus Torvalds depends on MIPS32_COMPAT 24941da177e4SLinus Torvalds help 24951da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 24961da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 24971da177e4SLinus Torvalds existing binaries are in this format. 24981da177e4SLinus Torvalds 24991da177e4SLinus Torvalds If unsure, say Y. 25001da177e4SLinus Torvalds 25011da177e4SLinus Torvaldsconfig MIPS32_N32 25021da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 25031da177e4SLinus Torvalds depends on MIPS32_COMPAT 25041da177e4SLinus Torvalds help 25051da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 25061da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 25071da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 25081da177e4SLinus Torvalds cases. 25091da177e4SLinus Torvalds 25101da177e4SLinus Torvalds If unsure, say N. 25111da177e4SLinus Torvalds 25121da177e4SLinus Torvaldsconfig BINFMT_ELF32 25131da177e4SLinus Torvalds bool 25141da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 25151da177e4SLinus Torvalds 25162116245eSRalf Baechleendmenu 25171da177e4SLinus Torvalds 25182116245eSRalf Baechlemenu "Power management options" 2519952fa954SRodolfo Giometti 2520363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2521363c55caSWu Zhangjin def_bool y 25223f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2523363c55caSWu Zhangjin 2524f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2525f4cb5700SJohannes Berg def_bool y 25263f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2527f4cb5700SJohannes Berg 25282116245eSRalf Baechlesource "kernel/power/Kconfig" 2529952fa954SRodolfo Giometti 25301da177e4SLinus Torvaldsendmenu 25311da177e4SLinus Torvalds 25329726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 25339726b43aSWu Zhangjin 2534d5950b43SSam Ravnborgsource "net/Kconfig" 2535d5950b43SSam Ravnborg 25361da177e4SLinus Torvaldssource "drivers/Kconfig" 25371da177e4SLinus Torvalds 253898cdee0eSRalf Baechlesource "drivers/firmware/Kconfig" 253998cdee0eSRalf Baechle 25401da177e4SLinus Torvaldssource "fs/Kconfig" 25411da177e4SLinus Torvalds 25421da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 25431da177e4SLinus Torvalds 25441da177e4SLinus Torvaldssource "security/Kconfig" 25451da177e4SLinus Torvalds 25461da177e4SLinus Torvaldssource "crypto/Kconfig" 25471da177e4SLinus Torvalds 25481da177e4SLinus Torvaldssource "lib/Kconfig" 2549