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 11d2bb0762SWu Zhangjin select HAVE_FUNCTION_TRACER 1269a7d1b3SWu Zhangjin select HAVE_FUNCTION_TRACE_MCOUNT_TEST 13538f1952SWu Zhangjin select HAVE_DYNAMIC_FTRACE 14538f1952SWu Zhangjin select HAVE_FTRACE_MCOUNT_RECORD 1564575f91SWu Zhangjin select HAVE_C_RECORDMCOUNT 1629c5d346SWu Zhangjin select HAVE_FUNCTION_GRAPH_TRACER 17c1bf207dSDavid Daney select HAVE_KPROBES 18c1bf207dSDavid Daney select HAVE_KRETPROBES 1921a41faaSWu Zhangjin select RTC_LIB if !MACH_LOONGSON 202b78920dSDeng-Cheng Zhu select GENERIC_ATOMIC64 if !64BIT 2148e1fd5aSDavid Daney select HAVE_DMA_ATTRS 2248e1fd5aSDavid Daney select HAVE_DMA_API_DEBUG 233bd27e32SDavid Daney select HAVE_GENERIC_HARDIRQS 243bd27e32SDavid Daney select GENERIC_IRQ_PROBE 25f8396c17SThomas Gleixner select GENERIC_IRQ_SHOW 2694bb0c1aSDavid Daney select HAVE_ARCH_JUMP_LABEL 271da177e4SLinus Torvalds 281da177e4SLinus Torvaldsmenu "Machine selection" 291da177e4SLinus Torvalds 305ac6da66SChristoph Lameterconfig ZONE_DMA 315ac6da66SChristoph Lameter bool 325ac6da66SChristoph Lameter 335e83d430SRalf Baechlechoice 345e83d430SRalf Baechle prompt "System type" 355e83d430SRalf Baechle default SGI_IP22 361da177e4SLinus Torvalds 3742a4f17dSManuel Laussconfig MIPS_ALCHEMY 38c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 3942a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 4042a4f17dSManuel Lauss select CEVT_R4K_LIB 4142a4f17dSManuel Lauss select CSRC_R4K_LIB 4242a4f17dSManuel Lauss select IRQ_CPU 4342a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 4442a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 4542a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 4642a4f17dSManuel Lauss select GENERIC_GPIO 4742a4f17dSManuel Lauss select ARCH_WANT_OPTIONAL_GPIOLIB 481b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 491da177e4SLinus Torvalds 507ca5dc14SFlorian Fainelliconfig AR7 517ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 527ca5dc14SFlorian Fainelli select BOOT_ELF32 537ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 547ca5dc14SFlorian Fainelli select CEVT_R4K 557ca5dc14SFlorian Fainelli select CSRC_R4K 567ca5dc14SFlorian Fainelli select IRQ_CPU 577ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 587ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 597ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 607ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 617ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 627ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 631b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 645f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 657ca5dc14SFlorian Fainelli select GCD 667ca5dc14SFlorian Fainelli select VLYNQ 677ca5dc14SFlorian Fainelli help 687ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 697ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 707ca5dc14SFlorian Fainelli 71d4a67d9dSGabor Juhosconfig ATH79 72d4a67d9dSGabor Juhos bool "Atheros AR71XX/AR724X/AR913X based boards" 736eae43c5SGabor Juhos select ARCH_REQUIRE_GPIOLIB 74d4a67d9dSGabor Juhos select BOOT_RAW 75d4a67d9dSGabor Juhos select CEVT_R4K 76d4a67d9dSGabor Juhos select CSRC_R4K 77d4a67d9dSGabor Juhos select DMA_NONCOHERENT 78d4a67d9dSGabor Juhos select IRQ_CPU 790aabf1a4SGabor Juhos select MIPS_MACHINE 80d4a67d9dSGabor Juhos select SYS_HAS_CPU_MIPS32_R2 81d4a67d9dSGabor Juhos select SYS_HAS_EARLY_PRINTK 82d4a67d9dSGabor Juhos select SYS_SUPPORTS_32BIT_KERNEL 83d4a67d9dSGabor Juhos select SYS_SUPPORTS_BIG_ENDIAN 84d4a67d9dSGabor Juhos help 85d4a67d9dSGabor Juhos Support for the Atheros AR71XX/AR724X/AR913X SoCs. 86d4a67d9dSGabor Juhos 871c0c13ebSAurelien Jarnoconfig BCM47XX 88c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 8942f77542SRalf Baechle select CEVT_R4K 90940f6b48SRalf Baechle select CSRC_R4K 911c0c13ebSAurelien Jarno select DMA_NONCOHERENT 921c0c13ebSAurelien Jarno select HW_HAS_PCI 931c0c13ebSAurelien Jarno select IRQ_CPU 941c0c13ebSAurelien Jarno select SYS_HAS_CPU_MIPS32_R1 951c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 961c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 971c0c13ebSAurelien Jarno select SSB 981c0c13ebSAurelien Jarno select SSB_DRIVER_MIPS 992f02c15aSAurelien Jarno select SSB_DRIVER_EXTIF 100b06f3e19SAurelien Jarno select SSB_EMBEDDED 101220937b1SHauke Mehrtens select SSB_B43_PCI_BRIDGE if PCI 1022f02c15aSAurelien Jarno select SSB_PCICORE_HOSTMODE if PCI 1031c0c13ebSAurelien Jarno select GENERIC_GPIO 10425e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 10525e5fb97SAurelien Jarno select CFE 1061c0c13ebSAurelien Jarno help 1071c0c13ebSAurelien Jarno Support for BCM47XX based boards 1081c0c13ebSAurelien Jarno 109e7300d04SMaxime Bizonconfig BCM63XX 110e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 111e7300d04SMaxime Bizon select CEVT_R4K 112e7300d04SMaxime Bizon select CSRC_R4K 113e7300d04SMaxime Bizon select DMA_NONCOHERENT 114e7300d04SMaxime Bizon select IRQ_CPU 115e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 116e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 117e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 118e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 119e7300d04SMaxime Bizon select SWAP_IO_SPACE 120e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 121e7300d04SMaxime Bizon help 122e7300d04SMaxime Bizon Support for BCM63XX based boards 123e7300d04SMaxime Bizon 1241da177e4SLinus Torvaldsconfig MIPS_COBALT 1253fa986faSMartin Michlmayr bool "Cobalt Server" 12642f77542SRalf Baechle select CEVT_R4K 127940f6b48SRalf Baechle select CSRC_R4K 1281097c6acSYoichi Yuasa select CEVT_GT641XX 1291da177e4SLinus Torvalds select DMA_NONCOHERENT 1301da177e4SLinus Torvalds select HW_HAS_PCI 131d865bea4SRalf Baechle select I8253 1321da177e4SLinus Torvalds select I8259 1331da177e4SLinus Torvalds select IRQ_CPU 134d5ab1a69SYoichi Yuasa select IRQ_GT641XX 135252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 136e25bfc92SYoichi Yuasa select PCI 1377cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1380a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 139ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1400e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1415e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1421da177e4SLinus Torvalds 1431da177e4SLinus Torvaldsconfig MACH_DECSTATION 1443fa986faSMartin Michlmayr bool "DECstations" 1451da177e4SLinus Torvalds select BOOT_ELF32 1466457d9fcSYoichi Yuasa select CEVT_DS1287 14742f77542SRalf Baechle select CEVT_R4K 1484247417dSYoichi Yuasa select CSRC_IOASIC 149940f6b48SRalf Baechle select CSRC_R4K 15020d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 15120d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 15220d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1531da177e4SLinus Torvalds select DMA_NONCOHERENT 154d388d685SMaciej W. Rozycki select NO_IOPORT 1551da177e4SLinus Torvalds select IRQ_CPU 1567cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1577cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 158ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 159ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1605e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1611723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1621723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1631723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1645e83d430SRalf Baechle help 1651da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1661da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1671da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1681da177e4SLinus Torvalds 1691da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1701da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1711da177e4SLinus Torvalds 1721da177e4SLinus Torvalds DECstation 5000/50 1731da177e4SLinus Torvalds DECstation 5000/150 1741da177e4SLinus Torvalds DECstation 5000/260 1751da177e4SLinus Torvalds DECsystem 5900/260 1761da177e4SLinus Torvalds 1771da177e4SLinus Torvalds otherwise choose R3000. 1781da177e4SLinus Torvalds 1795e83d430SRalf Baechleconfig MACH_JAZZ 1803fa986faSMartin Michlmayr bool "Jazz family of machines" 1815e83d430SRalf Baechle select ARC 1825e83d430SRalf Baechle select ARC32 1835e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 18442f77542SRalf Baechle select CEVT_R4K 185940f6b48SRalf Baechle select CSRC_R4K 186e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 1875e83d430SRalf Baechle select GENERIC_ISA_DMA 188ea202c63SThomas Bogendoerfer select IRQ_CPU 189d865bea4SRalf Baechle select I8253 1905e83d430SRalf Baechle select I8259 1915e83d430SRalf Baechle select ISA 1927cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 1935e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1945e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1951723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 1961da177e4SLinus Torvalds help 1975e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 1985e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 199692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 2005e83d430SRalf Baechle Olivetti M700-10 workstations. 2015e83d430SRalf Baechle 2025ebabe59SLars-Peter Clausenconfig MACH_JZ4740 2035ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 2045ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 2055ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 2065ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 2075ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 2085ebabe59SLars-Peter Clausen select IRQ_CPU 2095ebabe59SLars-Peter Clausen select GENERIC_GPIO 2105ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 2115ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 2125ebabe59SLars-Peter Clausen select HAVE_PWM 213ab5330ebSMaurus Cuelenaere select HAVE_CLK 2145ebabe59SLars-Peter Clausen 2151f21d2bdSBrian Murphyconfig LASAT 2161f21d2bdSBrian Murphy bool "LASAT Networks platforms" 21742f77542SRalf Baechle select CEVT_R4K 218940f6b48SRalf Baechle select CSRC_R4K 2191f21d2bdSBrian Murphy select DMA_NONCOHERENT 2201f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 2211f21d2bdSBrian Murphy select HW_HAS_PCI 222a5ccfe5cSRalf Baechle select IRQ_CPU 2231f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2241f21d2bdSBrian Murphy select MIPS_NILE4 2251f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2261f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2271f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2281f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2291f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2301f21d2bdSBrian Murphy 23185749d24SWu Zhangjinconfig MACH_LOONGSON 23285749d24SWu Zhangjin bool "Loongson family of machines" 233c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 234ade299d8SYoichi Yuasa help 23585749d24SWu Zhangjin This enables the support of Loongson family of machines. 23685749d24SWu Zhangjin 23785749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 23885749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 23985749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 24085749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 241ade299d8SYoichi Yuasa 2421da177e4SLinus Torvaldsconfig MIPS_MALTA 2433fa986faSMartin Michlmayr bool "MIPS Malta board" 24461ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2451da177e4SLinus Torvalds select BOOT_ELF32 246fa71c960SRalf Baechle select BOOT_RAW 24742f77542SRalf Baechle select CEVT_R4K 248940f6b48SRalf Baechle select CSRC_R4K 2491da177e4SLinus Torvalds select DMA_NONCOHERENT 2501da177e4SLinus Torvalds select GENERIC_ISA_DMA 251aa414dffSRalf Baechle select IRQ_CPU 25239b8d525SRalf Baechle select IRQ_GIC 2531da177e4SLinus Torvalds select HW_HAS_PCI 254d865bea4SRalf Baechle select I8253 2551da177e4SLinus Torvalds select I8259 2565e83d430SRalf Baechle select MIPS_BOARDS_GEN 2575e83d430SRalf Baechle select MIPS_BONITO64 2589318c51aSChris Dearman select MIPS_CPU_SCACHE 259252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 2605e83d430SRalf Baechle select MIPS_MSC 2611da177e4SLinus Torvalds select SWAP_IO_SPACE 2627cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2637cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 2647cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 2657cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 2667cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 26736a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 268ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 269ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 2705e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 2715e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 2720365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 273f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 2749693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 2751b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 2761da177e4SLinus Torvalds help 277f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 2781da177e4SLinus Torvalds board. 2791da177e4SLinus Torvalds 280c78cbf49SRalf Baechleconfig MIPS_SIM 2813fa986faSMartin Michlmayr bool 'MIPS simulator (MIPSsim)' 28242f77542SRalf Baechle select CEVT_R4K 283940f6b48SRalf Baechle select CSRC_R4K 284c78cbf49SRalf Baechle select DMA_NONCOHERENT 28536a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 286c78cbf49SRalf Baechle select IRQ_CPU 2879267a30dSMarc St-Jean select BOOT_RAW 2887cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2897cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 29036a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 291c78cbf49SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 292c78cbf49SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 293f6e2373aSRalf Baechle select SYS_SUPPORTS_MULTITHREADING 294c78cbf49SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 295c78cbf49SRalf Baechle help 296c78cbf49SRalf Baechle This option enables support for MIPS Technologies MIPSsim software 297c78cbf49SRalf Baechle emulator. 298c78cbf49SRalf Baechle 299a83860c2SRalf Baechleconfig NEC_MARKEINS 300a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 301a83860c2SRalf Baechle select SOC_EMMA2RH 302a83860c2SRalf Baechle select HW_HAS_PCI 303a83860c2SRalf Baechle help 304a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 305ade299d8SYoichi Yuasa 3065e83d430SRalf Baechleconfig MACH_VR41XX 30774142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 30842f77542SRalf Baechle select CEVT_R4K 309940f6b48SRalf Baechle select CSRC_R4K 3107cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 31127fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 3125e83d430SRalf Baechle 313edb6310aSDaniel Lairdconfig NXP_STB220 314edb6310aSDaniel Laird bool "NXP STB220 board" 315edb6310aSDaniel Laird select SOC_PNX833X 316edb6310aSDaniel Laird help 317edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 318edb6310aSDaniel Laird 319edb6310aSDaniel Lairdconfig NXP_STB225 320edb6310aSDaniel Laird bool "NXP 225 board" 321edb6310aSDaniel Laird select SOC_PNX833X 322edb6310aSDaniel Laird select SOC_PNX8335 323edb6310aSDaniel Laird help 324edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 325edb6310aSDaniel Laird 326ade299d8SYoichi Yuasaconfig PNX8550_JBS 327a92b0588SDaniel Laird bool "NXP PNX8550 based JBS board" 328ade299d8SYoichi Yuasa select PNX8550 329ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 330ade299d8SYoichi Yuasa 331ade299d8SYoichi Yuasaconfig PNX8550_STB810 332a92b0588SDaniel Laird bool "NXP PNX8550 based STB810 board" 333ade299d8SYoichi Yuasa select PNX8550 334ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 335ade299d8SYoichi Yuasa 3369267a30dSMarc St-Jeanconfig PMC_MSP 3379267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3389267a30dSMarc St-Jean depends on EXPERIMENTAL 33939d30c13SAnoop P A select CEVT_R4K 34039d30c13SAnoop P A select CSRC_R4K 3419267a30dSMarc St-Jean select DMA_NONCOHERENT 3429267a30dSMarc St-Jean select SWAP_IO_SPACE 3439267a30dSMarc St-Jean select NO_EXCEPT_FILL 3449267a30dSMarc St-Jean select BOOT_RAW 3459267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3469267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3479267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 3489267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 3499267a30dSMarc St-Jean select IRQ_CPU 3509267a30dSMarc St-Jean select SERIAL_8250 3519267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 3529267a30dSMarc St-Jean help 3539267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 3549267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 3559267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 3569267a30dSMarc St-Jean a variety of MIPS cores. 3579267a30dSMarc St-Jean 3585e83d430SRalf Baechleconfig PMC_YOSEMITE 3593fa986faSMartin Michlmayr bool "PMC-Sierra Yosemite eval board" 36042f77542SRalf Baechle select CEVT_R4K 361940f6b48SRalf Baechle select CSRC_R4K 3625e83d430SRalf Baechle select DMA_COHERENT 3635e83d430SRalf Baechle select HW_HAS_PCI 3645e83d430SRalf Baechle select IRQ_CPU 3655e83d430SRalf Baechle select IRQ_CPU_RM7K 3665e83d430SRalf Baechle select IRQ_CPU_RM9K 3675e83d430SRalf Baechle select SWAP_IO_SPACE 3687cf8053bSRalf Baechle select SYS_HAS_CPU_RM9000 36936a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 3705e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 3715e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 3725e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3735e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 374e73ea273SRalf Baechle select SYS_SUPPORTS_SMP 3755e83d430SRalf Baechle help 3765e83d430SRalf Baechle Yosemite is an evaluation board for the RM9000x2 processor 3775e83d430SRalf Baechle manufactured by PMC-Sierra. 3781da177e4SLinus Torvalds 379a3a0f8c8SDavid VomLehnconfig POWERTV 380a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 381a3a0f8c8SDavid VomLehn select BOOT_ELF32 382a3a0f8c8SDavid VomLehn select CEVT_R4K 383a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 384a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 385a3a0f8c8SDavid VomLehn select CSRC_POWERTV 386a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 387a3a0f8c8SDavid VomLehn select HW_HAS_PCI 388a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 389a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 390a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 391a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 392a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 393a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 394a3a0f8c8SDavid VomLehn help 395a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 396a3a0f8c8SDavid VomLehn 3971da177e4SLinus Torvaldsconfig SGI_IP22 3983fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 3991da177e4SLinus Torvalds select ARC 4001da177e4SLinus Torvalds select ARC32 4011da177e4SLinus Torvalds select BOOT_ELF32 40242f77542SRalf Baechle select CEVT_R4K 403940f6b48SRalf Baechle select CSRC_R4K 404e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4051da177e4SLinus Torvalds select DMA_NONCOHERENT 4065e83d430SRalf Baechle select HW_HAS_EISA 407d865bea4SRalf Baechle select I8253 40868de4803SThomas Bogendoerfer select I8259 4091da177e4SLinus Torvalds select IP22_CPU_SCACHE 4101da177e4SLinus Torvalds select IRQ_CPU 411aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 412e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 413e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 41436e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 415e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 416e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 417e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4181da177e4SLinus Torvalds select SWAP_IO_SPACE 4197cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4207cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4212b5e63f6SMartin Michlmayr # 4222b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4232b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4242b5e63f6SMartin Michlmayr # 4252b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4262b5e63f6SMartin Michlmayr # for a more details discussion 4272b5e63f6SMartin Michlmayr # 4282b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 429ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 430ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4315e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4321da177e4SLinus Torvalds help 4331da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4341da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4351da177e4SLinus Torvalds that runs on these, say Y here. 4361da177e4SLinus Torvalds 4371da177e4SLinus Torvaldsconfig SGI_IP27 4383fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4391da177e4SLinus Torvalds select ARC 4401da177e4SLinus Torvalds select ARC64 4415e83d430SRalf Baechle select BOOT_ELF64 442e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 443634286f1SRalf Baechle select DMA_COHERENT 44436a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4451da177e4SLinus Torvalds select HW_HAS_PCI 446130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4477cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 448ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4495e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 450d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4511a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4521da177e4SLinus Torvalds help 4531da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4541da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4551da177e4SLinus Torvalds here. 4561da177e4SLinus Torvalds 457e2defae5SThomas Bogendoerferconfig SGI_IP28 458e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 459e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 460e2defae5SThomas Bogendoerfer select ARC 461e2defae5SThomas Bogendoerfer select ARC64 462e2defae5SThomas Bogendoerfer select BOOT_ELF64 463e2defae5SThomas Bogendoerfer select CEVT_R4K 464e2defae5SThomas Bogendoerfer select CSRC_R4K 465e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 466e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 467e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 468e2defae5SThomas Bogendoerfer select IRQ_CPU 469e2defae5SThomas Bogendoerfer select HW_HAS_EISA 470e2defae5SThomas Bogendoerfer select I8253 471e2defae5SThomas Bogendoerfer select I8259 472e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 473e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 4745b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 475e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 476e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 477e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 478e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 479e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 4802b5e63f6SMartin Michlmayr # 4812b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4822b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4832b5e63f6SMartin Michlmayr # 4842b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4852b5e63f6SMartin Michlmayr # for a more details discussion 4862b5e63f6SMartin Michlmayr # 4872b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 488e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 489e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 490e2defae5SThomas Bogendoerfer help 491e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 492e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 493e2defae5SThomas Bogendoerfer 4941da177e4SLinus Torvaldsconfig SGI_IP32 495cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 4961da177e4SLinus Torvalds select ARC 4971da177e4SLinus Torvalds select ARC32 4981da177e4SLinus Torvalds select BOOT_ELF32 49942f77542SRalf Baechle select CEVT_R4K 500940f6b48SRalf Baechle select CSRC_R4K 5011da177e4SLinus Torvalds select DMA_NONCOHERENT 5021da177e4SLinus Torvalds select HW_HAS_PCI 503dd67b155SRalf Baechle select IRQ_CPU 5041da177e4SLinus Torvalds select R5000_CPU_SCACHE 5051da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5067cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5077cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5087cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 509dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 510ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5115e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5121da177e4SLinus Torvalds help 5131da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5141da177e4SLinus Torvalds 515ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 516ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5175e83d430SRalf Baechle depends on EXPERIMENTAL 5185e83d430SRalf Baechle select BOOT_ELF32 5195e83d430SRalf Baechle select DMA_COHERENT 5205e83d430SRalf Baechle select SIBYTE_BCM1120 5215e83d430SRalf Baechle select SWAP_IO_SPACE 5227cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5235e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5245e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5255e83d430SRalf Baechle 526ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 527ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5285e83d430SRalf Baechle depends on EXPERIMENTAL 5295e83d430SRalf Baechle select BOOT_ELF32 5305e83d430SRalf Baechle select DMA_COHERENT 5315e83d430SRalf Baechle select SIBYTE_BCM1120 5325e83d430SRalf Baechle select SWAP_IO_SPACE 5337cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5345e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5355e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5365e83d430SRalf Baechle 5375e83d430SRalf Baechleconfig SIBYTE_CRHONE 5383fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5395e83d430SRalf Baechle depends on EXPERIMENTAL 5405e83d430SRalf Baechle select BOOT_ELF32 5415e83d430SRalf Baechle select DMA_COHERENT 5425e83d430SRalf Baechle select SIBYTE_BCM1125 5435e83d430SRalf Baechle select SWAP_IO_SPACE 5447cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5455e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5465e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5475e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5485e83d430SRalf Baechle 549ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 550ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 551ade299d8SYoichi Yuasa depends on EXPERIMENTAL 552ade299d8SYoichi Yuasa select BOOT_ELF32 553ade299d8SYoichi Yuasa select DMA_COHERENT 554ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 555ade299d8SYoichi Yuasa select SWAP_IO_SPACE 556ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 557ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 558ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 559ade299d8SYoichi Yuasa 560ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 561ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 562ade299d8SYoichi Yuasa select BOOT_ELF32 563ade299d8SYoichi Yuasa select DMA_COHERENT 564fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 565ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 566ade299d8SYoichi Yuasa select SIBYTE_SB1250 567ade299d8SYoichi Yuasa select SWAP_IO_SPACE 568ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 569ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 570ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 571ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 572cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 573ade299d8SYoichi Yuasa 574ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 575ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 576ade299d8SYoichi Yuasa depends on EXPERIMENTAL 577ade299d8SYoichi Yuasa select BOOT_ELF32 578ade299d8SYoichi Yuasa select DMA_COHERENT 579fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 580ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 581ade299d8SYoichi Yuasa select SIBYTE_SB1250 582ade299d8SYoichi Yuasa select SWAP_IO_SPACE 583ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 584ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 585ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 586ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 587ade299d8SYoichi Yuasa 588ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 589ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 590ade299d8SYoichi Yuasa depends on EXPERIMENTAL 591ade299d8SYoichi Yuasa select BOOT_ELF32 592ade299d8SYoichi Yuasa select DMA_COHERENT 593ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 594ade299d8SYoichi Yuasa select SIBYTE_SB1250 595ade299d8SYoichi Yuasa select SWAP_IO_SPACE 596ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 597ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 598ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 599ade299d8SYoichi Yuasa 600ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 601ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 602ade299d8SYoichi Yuasa select BOOT_ELF32 603ade299d8SYoichi Yuasa select DMA_COHERENT 604ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 605ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 606ade299d8SYoichi Yuasa select SWAP_IO_SPACE 607ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 608ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 609651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 610ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 611cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 612ade299d8SYoichi Yuasa 61314b36af4SThomas Bogendoerferconfig SNI_RM 61414b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6154a0312fcSThomas Bogendoerfer select ARC if CPU_LITTLE_ENDIAN 6164a0312fcSThomas Bogendoerfer select ARC32 if CPU_LITTLE_ENDIAN 617231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 6185e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6195e83d430SRalf Baechle select BOOT_ELF32 62042f77542SRalf Baechle select CEVT_R4K 621940f6b48SRalf Baechle select CSRC_R4K 622e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6235e83d430SRalf Baechle select DMA_NONCOHERENT 6245e83d430SRalf Baechle select GENERIC_ISA_DMA 6255e83d430SRalf Baechle select HW_HAS_EISA 6265e83d430SRalf Baechle select HW_HAS_PCI 627c066a32aSThomas Bogendoerfer select IRQ_CPU 628d865bea4SRalf Baechle select I8253 6295e83d430SRalf Baechle select I8259 6305e83d430SRalf Baechle select ISA 6314a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6327cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6334a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 634c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6354a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 63636a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 637ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6385e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6394a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6405e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6415e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6421da177e4SLinus Torvalds help 64314b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 64414b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6455e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6465e83d430SRalf Baechle support this machine type. 6471da177e4SLinus Torvalds 648edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 649edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6505e83d430SRalf Baechle 651edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 652edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 65323fbee9dSRalf Baechle 65473b4390fSRalf Baechleconfig MIKROTIK_RB532 65573b4390fSRalf Baechle bool "Mikrotik RB532 boards" 65673b4390fSRalf Baechle select CEVT_R4K 65773b4390fSRalf Baechle select CSRC_R4K 65873b4390fSRalf Baechle select DMA_NONCOHERENT 65973b4390fSRalf Baechle select HW_HAS_PCI 66073b4390fSRalf Baechle select IRQ_CPU 66173b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 66273b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 66373b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 66473b4390fSRalf Baechle select SWAP_IO_SPACE 66573b4390fSRalf Baechle select BOOT_RAW 666d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 66773b4390fSRalf Baechle help 66873b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 66973b4390fSRalf Baechle based on the IDT RC32434 SoC. 67073b4390fSRalf Baechle 671ade299d8SYoichi Yuasaconfig WR_PPMC 672ade299d8SYoichi Yuasa bool "Wind River PPMC board" 67342f77542SRalf Baechle select CEVT_R4K 674940f6b48SRalf Baechle select CSRC_R4K 675ade299d8SYoichi Yuasa select IRQ_CPU 676ade299d8SYoichi Yuasa select BOOT_ELF32 677ade299d8SYoichi Yuasa select DMA_NONCOHERENT 678ade299d8SYoichi Yuasa select HW_HAS_PCI 679ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 680ade299d8SYoichi Yuasa select SWAP_IO_SPACE 681ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 682ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 683ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 684ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 685ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 686ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 687ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 688ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 689ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 690ade299d8SYoichi Yuasa help 691ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 692ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 693ade299d8SYoichi Yuasa 694a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 695c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 696a86c7f72SDavid Daney select CEVT_R4K 697a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 698a86c7f72SDavid Daney select DMA_COHERENT 699a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 700a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 701a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 702773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7035e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 704a86c7f72SDavid Daney help 705a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 706a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 707a86c7f72SDavid Daney hardware. 708a86c7f72SDavid Daney 709a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 710c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 711a86c7f72SDavid Daney select CEVT_R4K 712a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 713a86c7f72SDavid Daney select DMA_COHERENT 714a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 715a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 716a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 717773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 718a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7195e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 720a86c7f72SDavid Daney select SWAP_IO_SPACE 721e8635b48SDavid Daney select HW_HAS_PCI 722e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 723f00e001eSDavid Daney select ZONE_DMA32 724340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 725340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 726a86c7f72SDavid Daney help 727a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 728a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 729a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 730a86c7f72SDavid Daney Some of the supported boards are: 731a86c7f72SDavid Daney EBT3000 732a86c7f72SDavid Daney EBH3000 733a86c7f72SDavid Daney EBH3100 734a86c7f72SDavid Daney Thunder 735a86c7f72SDavid Daney Kodama 736a86c7f72SDavid Daney Hikari 737a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 738a86c7f72SDavid Daney 7391da177e4SLinus Torvaldsendchoice 7401da177e4SLinus Torvalds 741e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 742d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 743e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 7445e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 7455ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 7461f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 7475e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig" 748a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 74929c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 75038b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 75122b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 7525e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 753a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 75485749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 75538b18f72SRalf Baechle 7565e83d430SRalf Baechleendmenu 7575e83d430SRalf Baechle 7581da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 7591da177e4SLinus Torvalds bool 7601da177e4SLinus Torvalds default y 7611da177e4SLinus Torvalds 7621da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 7631da177e4SLinus Torvalds bool 7641da177e4SLinus Torvalds 765f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 766f0d1b0b3SDavid Howells bool 767f0d1b0b3SDavid Howells default n 768f0d1b0b3SDavid Howells 769f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 770f0d1b0b3SDavid Howells bool 771f0d1b0b3SDavid Howells default n 772f0d1b0b3SDavid Howells 77300a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE 77400a58253SRalf Baechle bool 77500a58253SRalf Baechle default y if !MIPS_MT_SMTC 77600a58253SRalf Baechle 7773c9ee7efSAkinobu Mitaconfig GENERIC_FIND_NEXT_BIT 7783c9ee7efSAkinobu Mita bool 7793c9ee7efSAkinobu Mita default y 7803c9ee7efSAkinobu Mita 7810664996bSAkinobu Mitaconfig GENERIC_FIND_BIT_LE 7820664996bSAkinobu Mita bool 7830664996bSAkinobu Mita default y 7840664996bSAkinobu Mita 7853c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 7863c9ee7efSAkinobu Mita bool 7873c9ee7efSAkinobu Mita default y 7883c9ee7efSAkinobu Mita 7891da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 7901da177e4SLinus Torvalds bool 7911da177e4SLinus Torvalds default y 7921da177e4SLinus Torvalds 7937bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 7947bcf7717SRalf Baechle bool 7957bcf7717SRalf Baechle default y 7967bcf7717SRalf Baechle 797f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 798f5ff0a28SRalf Baechle bool 799f5ff0a28SRalf Baechle default y 800f5ff0a28SRalf Baechle 801ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8021cc89038SAtsushi Nemoto bool 8031cc89038SAtsushi Nemoto default y 8041cc89038SAtsushi Nemoto 8051da177e4SLinus Torvalds# 8061da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8071da177e4SLinus Torvalds# 8081da177e4SLinus Torvaldsconfig ARC 8091da177e4SLinus Torvalds bool 8101da177e4SLinus Torvalds 81161ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 81261ed242dSRalf Baechle bool 81361ed242dSRalf Baechle 8149267a30dSMarc St-Jeanconfig BOOT_RAW 8159267a30dSMarc St-Jean bool 8169267a30dSMarc St-Jean 817217dd11eSRalf Baechleconfig CEVT_BCM1480 818217dd11eSRalf Baechle bool 819217dd11eSRalf Baechle 8206457d9fcSYoichi Yuasaconfig CEVT_DS1287 8216457d9fcSYoichi Yuasa bool 8226457d9fcSYoichi Yuasa 8231097c6acSYoichi Yuasaconfig CEVT_GT641XX 8241097c6acSYoichi Yuasa bool 8251097c6acSYoichi Yuasa 826779e7d41SManuel Laussconfig CEVT_R4K_LIB 827779e7d41SManuel Lauss bool 828779e7d41SManuel Lauss 82942f77542SRalf Baechleconfig CEVT_R4K 830779e7d41SManuel Lauss select CEVT_R4K_LIB 83142f77542SRalf Baechle bool 83242f77542SRalf Baechle 833217dd11eSRalf Baechleconfig CEVT_SB1250 834217dd11eSRalf Baechle bool 835217dd11eSRalf Baechle 836229f773eSAtsushi Nemotoconfig CEVT_TXX9 837229f773eSAtsushi Nemoto bool 838229f773eSAtsushi Nemoto 839217dd11eSRalf Baechleconfig CSRC_BCM1480 840217dd11eSRalf Baechle bool 841217dd11eSRalf Baechle 8424247417dSYoichi Yuasaconfig CSRC_IOASIC 8434247417dSYoichi Yuasa bool 8444247417dSYoichi Yuasa 845a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 846a3a0f8c8SDavid VomLehn bool 847a3a0f8c8SDavid VomLehn 848779e7d41SManuel Laussconfig CSRC_R4K_LIB 849779e7d41SManuel Lauss bool 850779e7d41SManuel Lauss 851940f6b48SRalf Baechleconfig CSRC_R4K 852779e7d41SManuel Lauss select CSRC_R4K_LIB 853940f6b48SRalf Baechle bool 854940f6b48SRalf Baechle 855217dd11eSRalf Baechleconfig CSRC_SB1250 856217dd11eSRalf Baechle bool 857217dd11eSRalf Baechle 858a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 859a9aec7feSAtsushi Nemoto select GENERIC_GPIO 8607444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 861a9aec7feSAtsushi Nemoto bool 862a9aec7feSAtsushi Nemoto 863df78b5c8SAurelien Jarnoconfig CFE 864df78b5c8SAurelien Jarno bool 865df78b5c8SAurelien Jarno 8664bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT 8674bafad92SFUJITA Tomonori def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT 8684bafad92SFUJITA Tomonori 8691da177e4SLinus Torvaldsconfig DMA_COHERENT 8701da177e4SLinus Torvalds bool 8711da177e4SLinus Torvalds 8721da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 8731da177e4SLinus Torvalds bool 874e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 8754ce588cdSRalf Baechle 876e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 8774ce588cdSRalf Baechle bool 8781da177e4SLinus Torvalds 87936a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 8801da177e4SLinus Torvalds bool 8811da177e4SLinus Torvalds 882dbb74540SRalf Baechleconfig HOTPLUG_CPU 8831b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 8841b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 8851b2bc75cSRalf Baechle help 8861b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 8871b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 8881b2bc75cSRalf Baechle (Note: power management support will enable this option 8891b2bc75cSRalf Baechle automatically on SMP systems. ) 8901b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 8911b2bc75cSRalf Baechle 8921b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 893dbb74540SRalf Baechle bool 894dbb74540SRalf Baechle 8951da177e4SLinus Torvaldsconfig I8259 8961da177e4SLinus Torvalds bool 8971da177e4SLinus Torvalds 8981da177e4SLinus Torvaldsconfig MIPS_BONITO64 8991da177e4SLinus Torvalds bool 9001da177e4SLinus Torvalds 9011da177e4SLinus Torvaldsconfig MIPS_MSC 9021da177e4SLinus Torvalds bool 9031da177e4SLinus Torvalds 9041f21d2bdSBrian Murphyconfig MIPS_NILE4 9051f21d2bdSBrian Murphy bool 9061f21d2bdSBrian Murphy 9071da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9081da177e4SLinus Torvalds bool 9091da177e4SLinus Torvalds 91039b8d525SRalf Baechleconfig SYNC_R4K 91139b8d525SRalf Baechle bool 91239b8d525SRalf Baechle 913487d70d0SGabor Juhosconfig MIPS_MACHINE 914487d70d0SGabor Juhos def_bool n 915487d70d0SGabor Juhos 916d388d685SMaciej W. Rozyckiconfig NO_IOPORT 917d388d685SMaciej W. Rozycki def_bool n 918d388d685SMaciej W. Rozycki 9198313da30SRalf Baechleconfig GENERIC_ISA_DMA 9208313da30SRalf Baechle bool 9218313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 922a35bee8aSNamhyung Kim select ISA_DMA_API 9238313da30SRalf Baechle 924aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 925aa414dffSRalf Baechle bool 9268313da30SRalf Baechle select GENERIC_ISA_DMA 927aa414dffSRalf Baechle 928a35bee8aSNamhyung Kimconfig ISA_DMA_API 929a35bee8aSNamhyung Kim bool 930a35bee8aSNamhyung Kim 93109663335SYoichi Yuasaconfig GENERIC_GPIO 93209663335SYoichi Yuasa bool 93309663335SYoichi Yuasa 9345e83d430SRalf Baechle# 9353cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9365e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9375e83d430SRalf Baechle# choice statement should be more obvious to the user. 9385e83d430SRalf Baechle# 9395e83d430SRalf Baechlechoice 9405e83d430SRalf Baechle prompt "Endianess selection" 9411da177e4SLinus Torvalds help 9421da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9435e83d430SRalf Baechle byte order. These modes require different kernels and a different 9443cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9455e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9463dde6ad8SDavid Sterba one or the other endianness. 9475e83d430SRalf Baechle 9485e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 9495e83d430SRalf Baechle bool "Big endian" 9505e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 9515e83d430SRalf Baechle 9525e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 9535e83d430SRalf Baechle bool "Little endian" 9545e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 9555e83d430SRalf Baechle help 9565e83d430SRalf Baechle 9575e83d430SRalf Baechleendchoice 9585e83d430SRalf Baechle 95922b0763aSDavid Daneyconfig EXPORT_UASM 96022b0763aSDavid Daney bool 96122b0763aSDavid Daney 9622116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 9632116245eSRalf Baechle bool 9642116245eSRalf Baechle 9655e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 9665e83d430SRalf Baechle bool 9675e83d430SRalf Baechle 9685e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 9695e83d430SRalf Baechle bool 9701da177e4SLinus Torvalds 9719cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 9729cffd154SDavid Daney bool 9739cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 9749cffd154SDavid Daney default y 9759cffd154SDavid Daney 9761da177e4SLinus Torvaldsconfig IRQ_CPU 9771da177e4SLinus Torvalds bool 9781da177e4SLinus Torvalds 9791da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 9801da177e4SLinus Torvalds bool 9811da177e4SLinus Torvalds 9825e83d430SRalf Baechleconfig IRQ_CPU_RM9K 9835e83d430SRalf Baechle bool 9845e83d430SRalf Baechle 9859267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 9869267a30dSMarc St-Jean bool 9879267a30dSMarc St-Jean 9889267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 9899267a30dSMarc St-Jean bool 9909267a30dSMarc St-Jean 9918420fd00SAtsushi Nemotoconfig IRQ_TXX9 9928420fd00SAtsushi Nemoto bool 9938420fd00SAtsushi Nemoto 994d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 995d5ab1a69SYoichi Yuasa bool 996d5ab1a69SYoichi Yuasa 99739b8d525SRalf Baechleconfig IRQ_GIC 99839b8d525SRalf Baechle bool 99939b8d525SRalf Baechle 1000a86c7f72SDavid Daneyconfig IRQ_CPU_OCTEON 1001a86c7f72SDavid Daney bool 1002a86c7f72SDavid Daney 10031da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 10041da177e4SLinus Torvalds bool 10051da177e4SLinus Torvalds 1006252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10071da177e4SLinus Torvalds bool 10081da177e4SLinus Torvalds 10099267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10109267a30dSMarc St-Jean bool 10119267a30dSMarc St-Jean 1012663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 1013663c3d90Sthomas@koeller.dyndns.org bool 1014663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 1015663c3d90Sthomas@koeller.dyndns.org 1016a83860c2SRalf Baechleconfig SOC_EMMA2RH 1017a83860c2SRalf Baechle bool 1018a83860c2SRalf Baechle select CEVT_R4K 1019a83860c2SRalf Baechle select CSRC_R4K 1020a83860c2SRalf Baechle select DMA_NONCOHERENT 1021a83860c2SRalf Baechle select IRQ_CPU 1022a83860c2SRalf Baechle select SWAP_IO_SPACE 1023a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1024a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1025a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1026a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1027a83860c2SRalf Baechle 1028edb6310aSDaniel Lairdconfig SOC_PNX833X 1029edb6310aSDaniel Laird bool 1030edb6310aSDaniel Laird select CEVT_R4K 1031edb6310aSDaniel Laird select CSRC_R4K 1032edb6310aSDaniel Laird select IRQ_CPU 1033edb6310aSDaniel Laird select DMA_NONCOHERENT 1034edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1035edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1036edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1037edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1038edb6310aSDaniel Laird select GENERIC_GPIO 1039edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1040edb6310aSDaniel Laird 1041edb6310aSDaniel Lairdconfig SOC_PNX8335 1042edb6310aSDaniel Laird bool 1043edb6310aSDaniel Laird select SOC_PNX833X 1044edb6310aSDaniel Laird 1045bdf21b18SPete Popovconfig PNX8550 1046bdf21b18SPete Popov bool 1047bdf21b18SPete Popov select SOC_PNX8550 1048bdf21b18SPete Popov 1049bdf21b18SPete Popovconfig SOC_PNX8550 1050bdf21b18SPete Popov bool 1051bdf21b18SPete Popov select DMA_NONCOHERENT 1052bdf21b18SPete Popov select HW_HAS_PCI 1053b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 105436a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 10557cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 10564ead1681SFlorian Fainelli select GENERIC_GPIO 1057bdf21b18SPete Popov 10581da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 10591da177e4SLinus Torvalds bool 10601da177e4SLinus Torvalds 1061663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1062663c3d90Sthomas@koeller.dyndns.org bool 1063663c3d90Sthomas@koeller.dyndns.org 1064e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1065e2defae5SThomas Bogendoerfer bool 1066e2defae5SThomas Bogendoerfer 10675b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 10685b438c44SThomas Bogendoerfer bool 10695b438c44SThomas Bogendoerfer 1070e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1071e2defae5SThomas Bogendoerfer bool 1072e2defae5SThomas Bogendoerfer 1073e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1074e2defae5SThomas Bogendoerfer bool 1075e2defae5SThomas Bogendoerfer 1076e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1077e2defae5SThomas Bogendoerfer bool 1078e2defae5SThomas Bogendoerfer 1079e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1080e2defae5SThomas Bogendoerfer bool 1081e2defae5SThomas Bogendoerfer 1082e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1083e2defae5SThomas Bogendoerfer bool 1084e2defae5SThomas Bogendoerfer 10855e83d430SRalf Baechleconfig ARC32 10865e83d430SRalf Baechle bool 10875e83d430SRalf Baechle 1088231a35d3SThomas Bogendoerferconfig SNIPROM 1089231a35d3SThomas Bogendoerfer bool 1090231a35d3SThomas Bogendoerfer 10911da177e4SLinus Torvaldsconfig BOOT_ELF32 10921da177e4SLinus Torvalds bool 10931da177e4SLinus Torvalds 10941da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 10951da177e4SLinus Torvalds int 1096c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 10970db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1098a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 10991da177e4SLinus Torvalds default "5" 11001da177e4SLinus Torvalds 11011da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 11021da177e4SLinus Torvalds bool 11031da177e4SLinus Torvalds 11041da177e4SLinus Torvaldsconfig ARC_CONSOLE 11051da177e4SLinus Torvalds bool "ARC console support" 1106e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11071da177e4SLinus Torvalds 11081da177e4SLinus Torvaldsconfig ARC_MEMORY 11091da177e4SLinus Torvalds bool 111014b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11111da177e4SLinus Torvalds default y 11121da177e4SLinus Torvalds 11131da177e4SLinus Torvaldsconfig ARC_PROMLIB 11141da177e4SLinus Torvalds bool 1115e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11161da177e4SLinus Torvalds default y 11171da177e4SLinus Torvalds 11181da177e4SLinus Torvaldsconfig ARC64 11191da177e4SLinus Torvalds bool 11201da177e4SLinus Torvalds 11211da177e4SLinus Torvaldsconfig BOOT_ELF64 11221da177e4SLinus Torvalds bool 11231da177e4SLinus Torvalds 11241da177e4SLinus Torvaldsmenu "CPU selection" 11251da177e4SLinus Torvalds 11261da177e4SLinus Torvaldschoice 11271da177e4SLinus Torvalds prompt "CPU type" 11281da177e4SLinus Torvalds default CPU_R4X00 11291da177e4SLinus Torvalds 11303702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11313702bba5SWu Zhangjin bool "Loongson 2E" 11323702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11333702bba5SWu Zhangjin select CPU_LOONGSON2 11342a21c730SFuxin Zhang help 11352a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11362a21c730SFuxin Zhang with many extensions. 11372a21c730SFuxin Zhang 113825985edcSLucas De Marchi It has an internal FPGA northbridge, which is compatible to 11396f7a251aSWu Zhangjin bonito64. 11406f7a251aSWu Zhangjin 11416f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11426f7a251aSWu Zhangjin bool "Loongson 2F" 11436f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11446f7a251aSWu Zhangjin select CPU_LOONGSON2 1145c197da91SArnaud Patard select GENERIC_GPIO 1146c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11476f7a251aSWu Zhangjin help 11486f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11496f7a251aSWu Zhangjin with many extensions. 11506f7a251aSWu Zhangjin 11516f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11526f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 11536f7a251aSWu Zhangjin Loongson2E. 11546f7a251aSWu Zhangjin 11556e760c8dSRalf Baechleconfig CPU_MIPS32_R1 11566e760c8dSRalf Baechle bool "MIPS32 Release 1" 11577cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 11586e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1159797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1160ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11616e760c8dSRalf Baechle help 11625e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 11631e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11641e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11651e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11661e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11671e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 11681e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 11691e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 11701e5f1caaSRalf Baechle performance. 11711e5f1caaSRalf Baechle 11721e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 11731e5f1caaSRalf Baechle bool "MIPS32 Release 2" 11747cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 11751e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1176797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1177ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11781e5f1caaSRalf Baechle help 11795e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 11806e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11816e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11826e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11836e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11841da177e4SLinus Torvalds 11856e760c8dSRalf Baechleconfig CPU_MIPS64_R1 11866e760c8dSRalf Baechle bool "MIPS64 Release 1" 11877cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1188797798c1SRalf Baechle select CPU_HAS_PREFETCH 1189ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1190ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1191ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11929cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11936e760c8dSRalf Baechle help 11946e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 11956e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11966e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11976e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11986e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11991e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 12001e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 12011e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 12021e5f1caaSRalf Baechle performance. 12031e5f1caaSRalf Baechle 12041e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12051e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12067cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1207797798c1SRalf Baechle select CPU_HAS_PREFETCH 12081e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12091e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1210ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12119cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12121e5f1caaSRalf Baechle help 12131e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12141e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12151e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12161e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12171e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12181da177e4SLinus Torvalds 12191da177e4SLinus Torvaldsconfig CPU_R3000 12201da177e4SLinus Torvalds bool "R3000" 12217cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1222f7062ddbSRalf Baechle select CPU_HAS_WB 1223ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1224797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12251da177e4SLinus Torvalds help 12261da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12271da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12281da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12291da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12301da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12311da177e4SLinus Torvalds try to recompile with R3000. 12321da177e4SLinus Torvalds 12331da177e4SLinus Torvaldsconfig CPU_TX39XX 12341da177e4SLinus Torvalds bool "R39XX" 12357cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1236ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12371da177e4SLinus Torvalds 12381da177e4SLinus Torvaldsconfig CPU_VR41XX 12391da177e4SLinus Torvalds bool "R41xx" 12407cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1241ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1242ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12431da177e4SLinus Torvalds help 12445e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12451da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12461da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12471da177e4SLinus Torvalds processor or vice versa. 12481da177e4SLinus Torvalds 12491da177e4SLinus Torvaldsconfig CPU_R4300 12501da177e4SLinus Torvalds bool "R4300" 12517cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1252ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1253ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12541da177e4SLinus Torvalds help 12551da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 12561da177e4SLinus Torvalds 12571da177e4SLinus Torvaldsconfig CPU_R4X00 12581da177e4SLinus Torvalds bool "R4x00" 12597cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1260ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1261ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12621da177e4SLinus Torvalds help 12631da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 12641da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 12651da177e4SLinus Torvalds 12661da177e4SLinus Torvaldsconfig CPU_TX49XX 12671da177e4SLinus Torvalds bool "R49XX" 12687cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1269de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1270ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1271ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12721da177e4SLinus Torvalds 12731da177e4SLinus Torvaldsconfig CPU_R5000 12741da177e4SLinus Torvalds bool "R5000" 12757cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1276ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1277ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12781da177e4SLinus Torvalds help 12791da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 12801da177e4SLinus Torvalds 12811da177e4SLinus Torvaldsconfig CPU_R5432 12821da177e4SLinus Torvalds bool "R5432" 12837cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 12845e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12855e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 12861da177e4SLinus Torvalds 1287542c1020SShinya Kuribayashiconfig CPU_R5500 1288542c1020SShinya Kuribayashi bool "R5500" 1289542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1290542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1291542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 12929cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1293542c1020SShinya Kuribayashi help 1294542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1295542c1020SShinya Kuribayashi instruction set. 1296542c1020SShinya Kuribayashi 12971da177e4SLinus Torvaldsconfig CPU_R6000 12981da177e4SLinus Torvalds bool "R6000" 1299ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13007cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1301ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13021da177e4SLinus Torvalds help 13031da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1304c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13051da177e4SLinus Torvalds 13061da177e4SLinus Torvaldsconfig CPU_NEVADA 13071da177e4SLinus Torvalds bool "RM52xx" 13087cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1309ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1310ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13111da177e4SLinus Torvalds help 13121da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13131da177e4SLinus Torvalds 13141da177e4SLinus Torvaldsconfig CPU_R8000 13151da177e4SLinus Torvalds bool "R8000" 1316ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13177cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13185e83d430SRalf Baechle select CPU_HAS_PREFETCH 1319ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13201da177e4SLinus Torvalds help 13211da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13221da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13231da177e4SLinus Torvalds 13241da177e4SLinus Torvaldsconfig CPU_R10000 13251da177e4SLinus Torvalds bool "R10000" 13267cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13275e83d430SRalf Baechle select CPU_HAS_PREFETCH 1328ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1329ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1330797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13311da177e4SLinus Torvalds help 13321da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13331da177e4SLinus Torvalds 13341da177e4SLinus Torvaldsconfig CPU_RM7000 13351da177e4SLinus Torvalds bool "RM7000" 13367cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13375e83d430SRalf Baechle select CPU_HAS_PREFETCH 1338ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1339ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1340797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13411da177e4SLinus Torvalds 13421da177e4SLinus Torvaldsconfig CPU_RM9000 13431da177e4SLinus Torvalds bool "RM9000" 13447cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 13455e83d430SRalf Baechle select CPU_HAS_PREFETCH 1346ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1347ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1348797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13490004a9dfSRalf Baechle select WEAK_ORDERING 13501da177e4SLinus Torvalds 13511da177e4SLinus Torvaldsconfig CPU_SB1 13521da177e4SLinus Torvalds bool "SB1" 13537cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1354ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1355ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1356797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13570004a9dfSRalf Baechle select WEAK_ORDERING 13581da177e4SLinus Torvalds 1359a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1360a86c7f72SDavid Daney bool "Cavium Octeon processor" 13615e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1362a86c7f72SDavid Daney select IRQ_CPU 1363a86c7f72SDavid Daney select IRQ_CPU_OCTEON 1364a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1365a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1366a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1367a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1368a86c7f72SDavid Daney select WEAK_ORDERING 1369a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 13709cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1371a86c7f72SDavid Daney help 1372a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1373a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1374a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1375a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1376a86c7f72SDavid Daney 1377c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1378c1c0c461SKevin Cernekee bool "BMIPS3300" 1379c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 1380c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1381c1c0c461SKevin Cernekee select IRQ_CPU 1382c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1383c1c0c461SKevin Cernekee select SYS_SUPPORTS_32BIT_KERNEL 1384c1c0c461SKevin Cernekee select WEAK_ORDERING 1385c1c0c461SKevin Cernekee help 1386c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1387c1c0c461SKevin Cernekee 1388c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1389c1c0c461SKevin Cernekee bool "BMIPS4350" 1390c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 1391c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1392c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1393c1c0c461SKevin Cernekee select IRQ_CPU 1394c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1395c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1396c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1397c1c0c461SKevin Cernekee select WEAK_ORDERING 1398c1c0c461SKevin Cernekee help 1399c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1400c1c0c461SKevin Cernekee 1401c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1402c1c0c461SKevin Cernekee bool "BMIPS4380" 1403c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 1404c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1405c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1406c1c0c461SKevin Cernekee select IRQ_CPU 1407c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1408c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1409c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1410c1c0c461SKevin Cernekee select WEAK_ORDERING 1411c1c0c461SKevin Cernekee help 1412c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1413c1c0c461SKevin Cernekee 1414c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1415c1c0c461SKevin Cernekee bool "BMIPS5000" 1416c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 1417c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1418c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 1419c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1420c1c0c461SKevin Cernekee select IRQ_CPU 1421c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1422c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1423c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1424c1c0c461SKevin Cernekee select WEAK_ORDERING 1425c1c0c461SKevin Cernekee help 1426c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1427c1c0c461SKevin Cernekee 14281da177e4SLinus Torvaldsendchoice 14291da177e4SLinus Torvalds 1430622844bfSWu Zhangjinif CPU_LOONGSON2F 1431622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1432622844bfSWu Zhangjin bool 1433622844bfSWu Zhangjin 1434622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1435622844bfSWu Zhangjin bool 1436622844bfSWu Zhangjin 1437622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1438622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1439622844bfSWu Zhangjin default y 1440622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1441622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1442622844bfSWu Zhangjin help 1443622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1444622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1445622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1446622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1447622844bfSWu Zhangjin 1448622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1449622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1450622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1451622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1452622844bfSWu Zhangjin systems. 1453622844bfSWu Zhangjin 1454622844bfSWu Zhangjin If unsure, please say Y. 1455622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1456622844bfSWu Zhangjin 14571b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 14581b93b3c3SWu Zhangjin bool 14591b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 14601b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 14611b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1462fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 14631b93b3c3SWu Zhangjin 14641b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 14651b93b3c3SWu Zhangjin bool 14661b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 14671b93b3c3SWu Zhangjin 14683702bba5SWu Zhangjinconfig CPU_LOONGSON2 14693702bba5SWu Zhangjin bool 14703702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 14713702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 14723702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 14733702bba5SWu Zhangjin 14743702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 14752a21c730SFuxin Zhang bool 14762a21c730SFuxin Zhang 14776f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 14786f7a251aSWu Zhangjin bool 147955045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 148055045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 148122f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 14826f7a251aSWu Zhangjin 14837cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 14847cf8053bSRalf Baechle bool 14857cf8053bSRalf Baechle 14867cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 14877cf8053bSRalf Baechle bool 14887cf8053bSRalf Baechle 14897cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 14907cf8053bSRalf Baechle bool 14917cf8053bSRalf Baechle 14927cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 14937cf8053bSRalf Baechle bool 14947cf8053bSRalf Baechle 14957cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 14967cf8053bSRalf Baechle bool 14977cf8053bSRalf Baechle 14987cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 14997cf8053bSRalf Baechle bool 15007cf8053bSRalf Baechle 15017cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 15027cf8053bSRalf Baechle bool 15037cf8053bSRalf Baechle 15047cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15057cf8053bSRalf Baechle bool 15067cf8053bSRalf Baechle 15077cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15087cf8053bSRalf Baechle bool 15097cf8053bSRalf Baechle 15107cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 15117cf8053bSRalf Baechle bool 15127cf8053bSRalf Baechle 15137cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 15147cf8053bSRalf Baechle bool 15157cf8053bSRalf Baechle 15167cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 15177cf8053bSRalf Baechle bool 15187cf8053bSRalf Baechle 1519542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1520542c1020SShinya Kuribayashi bool 1521542c1020SShinya Kuribayashi 15227cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 15237cf8053bSRalf Baechle bool 15247cf8053bSRalf Baechle 15257cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 15267cf8053bSRalf Baechle bool 15277cf8053bSRalf Baechle 15287cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 15297cf8053bSRalf Baechle bool 15307cf8053bSRalf Baechle 15317cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 15327cf8053bSRalf Baechle bool 15337cf8053bSRalf Baechle 15347cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 15357cf8053bSRalf Baechle bool 15367cf8053bSRalf Baechle 15377cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 15387cf8053bSRalf Baechle bool 15397cf8053bSRalf Baechle 15407cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 15417cf8053bSRalf Baechle bool 15427cf8053bSRalf Baechle 15435e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 15445e683389SDavid Daney bool 15455e683389SDavid Daney 1546c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1547c1c0c461SKevin Cernekee bool 1548c1c0c461SKevin Cernekee 1549c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1550c1c0c461SKevin Cernekee bool 1551c1c0c461SKevin Cernekee 1552c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1553c1c0c461SKevin Cernekee bool 1554c1c0c461SKevin Cernekee 1555c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1556c1c0c461SKevin Cernekee bool 1557c1c0c461SKevin Cernekee 155817099b11SRalf Baechle# 155917099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 156017099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 156117099b11SRalf Baechle# 15620004a9dfSRalf Baechleconfig WEAK_ORDERING 15630004a9dfSRalf Baechle bool 156417099b11SRalf Baechle 156517099b11SRalf Baechle# 156617099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 156717099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 156817099b11SRalf Baechle# 156917099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 157017099b11SRalf Baechle bool 15715e83d430SRalf Baechleendmenu 15725e83d430SRalf Baechle 15735e83d430SRalf Baechle# 15745e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 15755e83d430SRalf Baechle# 15765e83d430SRalf Baechleconfig CPU_MIPS32 15775e83d430SRalf Baechle bool 15785e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 15795e83d430SRalf Baechle 15805e83d430SRalf Baechleconfig CPU_MIPS64 15815e83d430SRalf Baechle bool 15825e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 15835e83d430SRalf Baechle 15845e83d430SRalf Baechle# 1585c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 15865e83d430SRalf Baechle# 15875e83d430SRalf Baechleconfig CPU_MIPSR1 15885e83d430SRalf Baechle bool 15895e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 15905e83d430SRalf Baechle 15915e83d430SRalf Baechleconfig CPU_MIPSR2 15925e83d430SRalf Baechle bool 1593a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 15945e83d430SRalf Baechle 15955e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 15965e83d430SRalf Baechle bool 15975e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 15985e83d430SRalf Baechle bool 15995e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 16005e83d430SRalf Baechle bool 16015e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 16025e83d430SRalf Baechle bool 160355045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 160455045ff5SWu Zhangjin bool 160555045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 160655045ff5SWu Zhangjin bool 16079cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 16089cffd154SDavid Daney bool 160922f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 161022f1fdfdSWu Zhangjin bool 161182622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 161282622284SDavid Daney bool 161382622284SDavid Daney default y if 64BIT && CPU_MIPSR2 16145e83d430SRalf Baechle 16158192c9eaSDavid Daney# 16168192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 16178192c9eaSDavid Daney# 16188192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 16198192c9eaSDavid Daney bool 1620f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 16218192c9eaSDavid Daney 16225e83d430SRalf Baechlemenu "Kernel type" 16235e83d430SRalf Baechle 16245e83d430SRalf Baechlechoice 16255e83d430SRalf Baechle 16265e83d430SRalf Baechle prompt "Kernel code model" 16275e83d430SRalf Baechle help 16285e83d430SRalf Baechle You should only select this option if you have a workload that 16295e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 16305e83d430SRalf Baechle large memory. You will only be presented a single option in this 16315e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 16325e83d430SRalf Baechle 16335e83d430SRalf Baechleconfig 32BIT 16345e83d430SRalf Baechle bool "32-bit kernel" 16355e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 16365e83d430SRalf Baechle select TRAD_SIGNALS 16375e83d430SRalf Baechle help 16385e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 16395e83d430SRalf Baechleconfig 64BIT 16405e83d430SRalf Baechle bool "64-bit kernel" 16415e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1642dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 16435e83d430SRalf Baechle help 16445e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 16455e83d430SRalf Baechle 16465e83d430SRalf Baechleendchoice 16475e83d430SRalf Baechle 16481da177e4SLinus Torvaldschoice 16491da177e4SLinus Torvalds prompt "Kernel page size" 16501da177e4SLinus Torvalds default PAGE_SIZE_4KB 16511da177e4SLinus Torvalds 16521da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 16531da177e4SLinus Torvalds bool "4kB" 1654315fe625SWu Zhangjin depends on !CPU_LOONGSON2 16551da177e4SLinus Torvalds help 16561da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 16571da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 16581da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 16591da177e4SLinus Torvalds recommended for low memory systems. 16601da177e4SLinus Torvalds 16611da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 16621da177e4SLinus Torvalds bool "8kB" 1663c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 16641da177e4SLinus Torvalds help 16651da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 16661da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1667c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1668c52399beSRalf Baechle suitable Linux distribution to support this. 16691da177e4SLinus Torvalds 16701da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 16711da177e4SLinus Torvalds bool "16kB" 1672714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 16731da177e4SLinus Torvalds help 16741da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 16751da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1676714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1677714bfad6SRalf Baechle Linux distribution to support this. 16781da177e4SLinus Torvalds 1679c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1680c52399beSRalf Baechle bool "32kB" 1681c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1682c52399beSRalf Baechle help 1683c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1684c52399beSRalf Baechle the price of higher memory consumption. This option is available 1685c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1686c52399beSRalf Baechle distribution to support this. 1687c52399beSRalf Baechle 16881da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 16891da177e4SLinus Torvalds bool "64kB" 16901da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 16911da177e4SLinus Torvalds help 16921da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 16931da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 16941da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1695714bfad6SRalf Baechle writing this option is still high experimental. 16961da177e4SLinus Torvalds 16971da177e4SLinus Torvaldsendchoice 16981da177e4SLinus Torvalds 1699c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1700c9bace7cSDavid Daney int "Maximum zone order" 1701c9bace7cSDavid Daney range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1702c9bace7cSDavid Daney default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1703c9bace7cSDavid Daney range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1704c9bace7cSDavid Daney default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1705c9bace7cSDavid Daney range 11 64 1706c9bace7cSDavid Daney default "11" 1707c9bace7cSDavid Daney help 1708c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1709c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1710c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1711c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1712c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1713c9bace7cSDavid Daney increase this value. 1714c9bace7cSDavid Daney 1715c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1716c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1717c9bace7cSDavid Daney 1718c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1719c9bace7cSDavid Daney when choosing a value for this option. 1720c9bace7cSDavid Daney 17211da177e4SLinus Torvaldsconfig BOARD_SCACHE 17221da177e4SLinus Torvalds bool 17231da177e4SLinus Torvalds 17241da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 17251da177e4SLinus Torvalds bool 17261da177e4SLinus Torvalds select BOARD_SCACHE 17271da177e4SLinus Torvalds 17289318c51aSChris Dearman# 17299318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 17309318c51aSChris Dearman# 17319318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 17329318c51aSChris Dearman bool 17339318c51aSChris Dearman select BOARD_SCACHE 17349318c51aSChris Dearman 17351da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 17361da177e4SLinus Torvalds bool 17371da177e4SLinus Torvalds select BOARD_SCACHE 17381da177e4SLinus Torvalds 17391da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 17401da177e4SLinus Torvalds bool 17411da177e4SLinus Torvalds select BOARD_SCACHE 17421da177e4SLinus Torvalds 17431da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 17441da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 17451da177e4SLinus Torvalds depends on CPU_SB1 17461da177e4SLinus Torvalds help 17471da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 17481da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 17491da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 17501da177e4SLinus Torvalds 17511da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1752c8094b53SRalf Baechle bool 17531da177e4SLinus Torvalds 1754340ee4b9SRalf Baechlechoice 1755340ee4b9SRalf Baechle prompt "MIPS MT options" 1756f41ae0b2SRalf Baechle 1757f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1758f41ae0b2SRalf Baechle bool "Disable multithreading support." 1759f41ae0b2SRalf Baechle help 1760f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1761f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1762f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1763f41ae0b2SRalf Baechle option in this menu. 1764340ee4b9SRalf Baechle 176559d6ab86SRalf Baechleconfig MIPS_MT_SMP 176659d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 176759d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 176859d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1769d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 177059d6ab86SRalf Baechle select MIPS_MT 1771f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 177259d6ab86SRalf Baechle select SMP 17730ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 177459d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 177587353d8aSRalf Baechle select SMP_UP 177659d6ab86SRalf Baechle help 177725f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 177825f12b33SRalf Baechle marketesed into SMVP. 177925f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 178025f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 178125f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 178225f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 178325f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 178425f12b33SRalf Baechle what Intel calls Hyperthreading. 178525f12b33SRalf Baechle 178625f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 178759d6ab86SRalf Baechle 178841c594abSRalf Baechleconfig MIPS_MT_SMTC 178941c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1790f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1791f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1792f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1793f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1794d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1795f41ae0b2SRalf Baechle select MIPS_MT 1796130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 179741c594abSRalf Baechle select SMP 179873b76c78SRalf Baechle select SYS_SUPPORTS_SMP 179987353d8aSRalf Baechle select SMP_UP 1800f41ae0b2SRalf Baechle help 1801f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1802f41ae0b2SRalf Baechle marketesed into SMVP. 180325f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 180425f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 180525f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 180625f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 180725f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 180825f12b33SRalf Baechle decision. 180925f12b33SRalf Baechle 181025f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 181141c594abSRalf Baechle 1812340ee4b9SRalf Baechleendchoice 1813340ee4b9SRalf Baechle 1814f41ae0b2SRalf Baechleconfig MIPS_MT 1815f41ae0b2SRalf Baechle bool 1816f41ae0b2SRalf Baechle 18170ab7aefcSRalf Baechleconfig SCHED_SMT 18180ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 18190ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 18200ab7aefcSRalf Baechle default n 18210ab7aefcSRalf Baechle help 18220ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 18230ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 18240ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 18250ab7aefcSRalf Baechle 18260ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 18270ab7aefcSRalf Baechle bool 18280ab7aefcSRalf Baechle 18290ab7aefcSRalf Baechle 1830f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1831f41ae0b2SRalf Baechle bool 1832f41ae0b2SRalf Baechle 1833f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1834f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1835f088fc84SRalf Baechle default y 183607cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 183707cc0c9eSRalf Baechle 183807cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 183907cc0c9eSRalf Baechle bool "VPE loader support." 184007cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 184107cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 184207cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 184307cc0c9eSRalf Baechle select MIPS_MT 184407cc0c9eSRalf Baechle help 184507cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 184607cc0c9eSRalf Baechle onto another VPE and running it. 1847f088fc84SRalf Baechle 18480db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 18490db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 18500db34215SKevin D. Kissell depends on MIPS_MT_SMTC 18518531a35eSKevin D. Kissell default n 18520db34215SKevin D. Kissell help 18530db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 18540db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 18550db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 18560db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 18570db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 18588531a35eSKevin D. Kissell impact on interrupt service overhead. 18590db34215SKevin D. Kissell 1860f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1861f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1862f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1863f571eff0SKevin D. Kissell default n 1864f571eff0SKevin D. Kissell help 1865f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1866f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1867f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 18688531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 18698531a35eSKevin D. Kissell should be used only if you know what you are doing. 1870f571eff0SKevin D. Kissell 1871e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1872e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1873e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1874e01402b1SRalf Baechle default y 1875e01402b1SRalf Baechle help 1876e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1877e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1878e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1879e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1880e01402b1SRalf Baechle 1881e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1882e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1883e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1884e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 18855e83d430SRalf Baechle help 1886e01402b1SRalf Baechle 18872600990eSRalf Baechleconfig MIPS_APSP_KSPD 18882600990eSRalf Baechle bool "Enable KSPD" 18892600990eSRalf Baechle depends on MIPS_VPE_APSP_API 18902600990eSRalf Baechle default y 18912600990eSRalf Baechle help 18922600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 18932600990eSRalf Baechle side, actions them and returns the results. It also handles the 18942600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 18952600990eSRalf Baechle exiting. You probably want to say yes here. 18962600990eSRalf Baechle 18974a16ff4cSRalf Baechleconfig MIPS_CMP 18984a16ff4cSRalf Baechle bool "MIPS CMP framework support" 18994a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1900eb9b5141STim Anderson select SYNC_R4K 19014a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 19024a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 19034a16ff4cSRalf Baechle select WEAK_ORDERING 19044a16ff4cSRalf Baechle default n 19054a16ff4cSRalf Baechle help 19064a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 19074a16ff4cSRalf Baechle be handled differently... 19084a16ff4cSRalf Baechle 19091da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 19101da177e4SLinus Torvalds bool 19111da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 19121da177e4SLinus Torvalds default y 19131da177e4SLinus Torvalds 19141da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 19151da177e4SLinus Torvalds bool 19161da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 19171da177e4SLinus Torvalds default y 19181da177e4SLinus Torvalds 19191da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 19201da177e4SLinus Torvalds bool 19211da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 19221da177e4SLinus Torvalds default y 19231da177e4SLinus Torvalds 19241da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1925d806cb2bSRalf Baechle bool 19261da177e4SLinus Torvalds 192760ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 192860ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 192960ec6571Spascal@pabr.org 19309693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 19319693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 19329693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 19339693a853SFranck Bui-Huu help 19349693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 19359693a853SFranck Bui-Huu increased security at both hardware and software level for 19369693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 19379693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 19389693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 19399693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 19409693a853SFranck Bui-Huu here. 19419693a853SFranck Bui-Huu 19421da177e4SLinus Torvaldsconfig CPU_HAS_WB 1943f7062ddbSRalf Baechle bool 1944e01402b1SRalf Baechle 1945f41ae0b2SRalf Baechle# 1946f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 1947f41ae0b2SRalf Baechle# 1948e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 1949f41ae0b2SRalf Baechle bool 1950e01402b1SRalf Baechle 1951f41ae0b2SRalf Baechle# 1952f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 1953f41ae0b2SRalf Baechle# 1954e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 1955f41ae0b2SRalf Baechle bool 1956e01402b1SRalf Baechle 19571da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 19581da177e4SLinus Torvalds bool 19591da177e4SLinus Torvalds depends on !CPU_R3000 19601da177e4SLinus Torvalds default y 19611da177e4SLinus Torvalds 1962ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 1963ea580401SRalf Baechle bool 1964ea580401SRalf Baechle 19651da177e4SLinus Torvalds# 196620d60d99SMaciej W. Rozycki# CPU non-features 196720d60d99SMaciej W. Rozycki# 196820d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 196920d60d99SMaciej W. Rozycki bool 197020d60d99SMaciej W. Rozycki 197120d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 197220d60d99SMaciej W. Rozycki bool 197320d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 197420d60d99SMaciej W. Rozycki 197520d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 197620d60d99SMaciej W. Rozycki bool 197720d60d99SMaciej W. Rozycki 197820d60d99SMaciej W. Rozycki# 19791da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 19801da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 19811da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 19821da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 19831da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 19841da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 19851da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 19861da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 1987797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 1988797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 1989797798c1SRalf Baechle# support. 19901da177e4SLinus Torvalds# 19911da177e4SLinus Torvaldsconfig HIGHMEM 19921da177e4SLinus Torvalds bool "High Memory Support" 1993797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 1994797798c1SRalf Baechle 1995797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 1996797798c1SRalf Baechle bool 1997797798c1SRalf Baechle 1998797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 1999797798c1SRalf Baechle bool 20001da177e4SLinus Torvalds 20019693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 20029693a853SFranck Bui-Huu bool 20039693a853SFranck Bui-Huu 2004b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2005b4819b59SYoichi Yuasa def_bool y 2006f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2007b4819b59SYoichi Yuasa 2008d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2009d8cb4e11SRalf Baechle bool 2010d8cb4e11SRalf Baechle default y if SGI_IP27 2011d8cb4e11SRalf Baechle help 20123dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2013d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2014d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2015d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2016d8cb4e11SRalf Baechle 2017cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 2018cce335aeSRalf Baechle def_bool y 2019cce335aeSRalf Baechle 2020b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2021b1c6cd42SAtsushi Nemoto bool 20227de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 202331473747SAtsushi Nemoto 2024d8cb4e11SRalf Baechleconfig NUMA 2025d8cb4e11SRalf Baechle bool "NUMA Support" 2026d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2027d8cb4e11SRalf Baechle help 2028d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2029d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2030d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2031d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2032d8cb4e11SRalf Baechle disabled. 2033d8cb4e11SRalf Baechle 2034d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2035d8cb4e11SRalf Baechle bool 2036d8cb4e11SRalf Baechle 2037c80d79d7SYasunori Gotoconfig NODES_SHIFT 2038c80d79d7SYasunori Goto int 2039c80d79d7SYasunori Goto default "6" 2040c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2041c80d79d7SYasunori Goto 204214f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 204314f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 204414f70012SDeng-Cheng Zhu depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32 204514f70012SDeng-Cheng Zhu default y 204614f70012SDeng-Cheng Zhu help 204714f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 204814f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 204914f70012SDeng-Cheng Zhu 2050b4819b59SYoichi Yuasasource "mm/Kconfig" 2051b4819b59SYoichi Yuasa 20521da177e4SLinus Torvaldsconfig SMP 20531da177e4SLinus Torvalds bool "Multi-Processing support" 2054e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2055b4b30a5aSRalf Baechle select IRQ_PER_CPU 20562f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2057e73ea273SRalf Baechle help 20581da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 20591da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 20601da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 20611da177e4SLinus Torvalds 20621da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 20631da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 20641da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 20651da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 20661da177e4SLinus Torvalds will run faster if you say N here. 20671da177e4SLinus Torvalds 20681da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 20691da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 20701da177e4SLinus Torvalds 207103502faaSAdrian Bunk See also the SMP-HOWTO available at 207203502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 20731da177e4SLinus Torvalds 20741da177e4SLinus Torvalds If you don't know what to do here, say N. 20751da177e4SLinus Torvalds 207687353d8aSRalf Baechleconfig SMP_UP 207787353d8aSRalf Baechle bool 207887353d8aSRalf Baechle 20794a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 20804a16ff4cSRalf Baechle bool 20814a16ff4cSRalf Baechle 2082e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2083e73ea273SRalf Baechle bool 2084e73ea273SRalf Baechle 208572ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 208672ede9b1SAtsushi Nemoto bool 208772ede9b1SAtsushi Nemoto 2088130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2089130e2fb7SRalf Baechle bool 2090130e2fb7SRalf Baechle 2091130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2092130e2fb7SRalf Baechle bool 2093130e2fb7SRalf Baechle 2094130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2095130e2fb7SRalf Baechle bool 2096130e2fb7SRalf Baechle 2097130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2098130e2fb7SRalf Baechle bool 2099130e2fb7SRalf Baechle 2100130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2101130e2fb7SRalf Baechle bool 2102130e2fb7SRalf Baechle 2103130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2104130e2fb7SRalf Baechle bool 2105130e2fb7SRalf Baechle 21061da177e4SLinus Torvaldsconfig NR_CPUS 21071da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 210872ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 21091da177e4SLinus Torvalds depends on SMP 211072ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2111130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2112130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2113130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2114130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2115130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2116130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 21171da177e4SLinus Torvalds help 21181da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 21191da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 21201da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 212172ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 212272ede9b1SAtsushi Nemoto and 2 for all others. 21231da177e4SLinus Torvalds 21241da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 212572ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 212672ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 212772ede9b1SAtsushi Nemoto power of two. 21281da177e4SLinus Torvalds 2129c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2130c4eee283SAtsushi Nemoto 21311723b4a3SAtsushi Nemoto# 21321723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 21331723b4a3SAtsushi Nemoto# 21341723b4a3SAtsushi Nemoto 21351723b4a3SAtsushi Nemotochoice 21361723b4a3SAtsushi Nemoto prompt "Timer frequency" 21371723b4a3SAtsushi Nemoto default HZ_250 21381723b4a3SAtsushi Nemoto help 21391723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 21401723b4a3SAtsushi Nemoto 21411723b4a3SAtsushi Nemoto config HZ_48 21420f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 21431723b4a3SAtsushi Nemoto 21441723b4a3SAtsushi Nemoto config HZ_100 21451723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 21461723b4a3SAtsushi Nemoto 21471723b4a3SAtsushi Nemoto config HZ_128 21481723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 21491723b4a3SAtsushi Nemoto 21501723b4a3SAtsushi Nemoto config HZ_250 21511723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 21521723b4a3SAtsushi Nemoto 21531723b4a3SAtsushi Nemoto config HZ_256 21541723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 21551723b4a3SAtsushi Nemoto 21561723b4a3SAtsushi Nemoto config HZ_1000 21571723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 21581723b4a3SAtsushi Nemoto 21591723b4a3SAtsushi Nemoto config HZ_1024 21601723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 21611723b4a3SAtsushi Nemoto 21621723b4a3SAtsushi Nemotoendchoice 21631723b4a3SAtsushi Nemoto 21641723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 21651723b4a3SAtsushi Nemoto bool 21661723b4a3SAtsushi Nemoto 21671723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 21681723b4a3SAtsushi Nemoto bool 21691723b4a3SAtsushi Nemoto 21701723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 21711723b4a3SAtsushi Nemoto bool 21721723b4a3SAtsushi Nemoto 21731723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 21741723b4a3SAtsushi Nemoto bool 21751723b4a3SAtsushi Nemoto 21761723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 21771723b4a3SAtsushi Nemoto bool 21781723b4a3SAtsushi Nemoto 21791723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 21801723b4a3SAtsushi Nemoto bool 21811723b4a3SAtsushi Nemoto 21821723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 21831723b4a3SAtsushi Nemoto bool 21841723b4a3SAtsushi Nemoto 21851723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 21861723b4a3SAtsushi Nemoto bool 21871723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 21881723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 21891723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 21901723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 21911723b4a3SAtsushi Nemoto 21921723b4a3SAtsushi Nemotoconfig HZ 21931723b4a3SAtsushi Nemoto int 21941723b4a3SAtsushi Nemoto default 48 if HZ_48 21951723b4a3SAtsushi Nemoto default 100 if HZ_100 21961723b4a3SAtsushi Nemoto default 128 if HZ_128 21971723b4a3SAtsushi Nemoto default 250 if HZ_250 21981723b4a3SAtsushi Nemoto default 256 if HZ_256 21991723b4a3SAtsushi Nemoto default 1000 if HZ_1000 22001723b4a3SAtsushi Nemoto default 1024 if HZ_1024 22011723b4a3SAtsushi Nemoto 2202e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 22031da177e4SLinus Torvalds 22041da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 22051da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2206875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 22071da177e4SLinus Torvalds help 22081da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 22091da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 22101da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 22111da177e4SLinus Torvalds This will result in additional memory usage, so it is not 22121da177e4SLinus Torvalds recommended for normal users. 22131da177e4SLinus Torvalds 2214ea6e942bSAtsushi Nemotoconfig KEXEC 2215ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2216ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2217ea6e942bSAtsushi Nemoto help 2218ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2219ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 22203dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2221ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2222ea6e942bSAtsushi Nemoto 222301dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2224ea6e942bSAtsushi Nemoto 2225ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2226ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2227ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2228ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2229ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2230ea6e942bSAtsushi Nemoto 2231ea6e942bSAtsushi Nemotoconfig SECCOMP 2232ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2233293c5bd1SRalf Baechle depends on PROC_FS 2234ea6e942bSAtsushi Nemoto default y 2235ea6e942bSAtsushi Nemoto help 2236ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2237ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2238ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2239ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2240ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2241ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2242ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2243ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2244ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2245ea6e942bSAtsushi Nemoto 2246ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2247ea6e942bSAtsushi Nemoto 2248f2ffa5abSDezhong Diaoconfig USE_OF 2249f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2250f2ffa5abSDezhong Diao select OF 2251e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2252f2ffa5abSDezhong Diao help 2253f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2254f2ffa5abSDezhong Diao 22555e83d430SRalf Baechleendmenu 22565e83d430SRalf Baechle 22571df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 22581df0f0ffSAtsushi Nemoto bool 22591df0f0ffSAtsushi Nemoto default y 22601df0f0ffSAtsushi Nemoto 22611df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 22621df0f0ffSAtsushi Nemoto bool 22631df0f0ffSAtsushi Nemoto default y 22641df0f0ffSAtsushi Nemoto 2265b6c3539bSRalf Baechlesource "init/Kconfig" 2266b6c3539bSRalf Baechle 2267dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2268dc52ddc0SMatt Helsley 22691da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 22701da177e4SLinus Torvalds 22715e83d430SRalf Baechleconfig HW_HAS_EISA 22725e83d430SRalf Baechle bool 22731da177e4SLinus Torvaldsconfig HW_HAS_PCI 22741da177e4SLinus Torvalds bool 22751da177e4SLinus Torvalds 22761da177e4SLinus Torvaldsconfig PCI 22771da177e4SLinus Torvalds bool "Support for PCI controller" 22781da177e4SLinus Torvalds depends on HW_HAS_PCI 2279abb4ae46SRalf Baechle select PCI_DOMAINS 22801da177e4SLinus Torvalds help 22811da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 22821da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 22831da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 22841da177e4SLinus Torvalds say Y, otherwise N. 22851da177e4SLinus Torvalds 22861da177e4SLinus Torvaldsconfig PCI_DOMAINS 22871da177e4SLinus Torvalds bool 22881da177e4SLinus Torvalds 22891da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 22901da177e4SLinus Torvalds 22911da177e4SLinus Torvalds# 22921da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 22931da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 22941da177e4SLinus Torvalds# users to choose the right thing ... 22951da177e4SLinus Torvalds# 22961da177e4SLinus Torvaldsconfig ISA 22971da177e4SLinus Torvalds bool 22981da177e4SLinus Torvalds 22991da177e4SLinus Torvaldsconfig EISA 23001da177e4SLinus Torvalds bool "EISA support" 23015e83d430SRalf Baechle depends on HW_HAS_EISA 23021da177e4SLinus Torvalds select ISA 2303aa414dffSRalf Baechle select GENERIC_ISA_DMA 23041da177e4SLinus Torvalds ---help--- 23051da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 23061da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 23071da177e4SLinus Torvalds 23081da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 23091da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 23101da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 23111da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 23141da177e4SLinus Torvalds 23151da177e4SLinus Torvalds Otherwise, say N. 23161da177e4SLinus Torvalds 23171da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 23181da177e4SLinus Torvalds 23191da177e4SLinus Torvaldsconfig TC 23201da177e4SLinus Torvalds bool "TURBOchannel support" 23211da177e4SLinus Torvalds depends on MACH_DECSTATION 23221da177e4SLinus Torvalds help 232350a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 232450a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 232550a23e6eSJustin P. Mattock at: 232650a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 232750a23e6eSJustin P. Mattock and: 232850a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 232950a23e6eSJustin P. Mattock Linux driver support status is documented at: 233050a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 23311da177e4SLinus Torvalds 23321da177e4SLinus Torvalds#config ACCESSBUS 23331da177e4SLinus Torvalds# bool "Access.Bus support" 23341da177e4SLinus Torvalds# depends on TC 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvaldsconfig MMU 23371da177e4SLinus Torvalds bool 23381da177e4SLinus Torvalds default y 23391da177e4SLinus Torvalds 2340d865bea4SRalf Baechleconfig I8253 2341d865bea4SRalf Baechle bool 2342*798778b8SRussell King select CLKSRC_I8253 23439726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2344d865bea4SRalf Baechle 2345cce335aeSRalf Baechleconfig ZONE_DMA32 2346cce335aeSRalf Baechle bool 2347cce335aeSRalf Baechle 23481da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 23491da177e4SLinus Torvalds 23501da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 23511da177e4SLinus Torvalds 2352388b78adSAlexandre Bounineconfig RAPIDIO 2353388b78adSAlexandre Bounine bool "RapidIO support" 2354388b78adSAlexandre Bounine depends on PCI 2355388b78adSAlexandre Bounine default n 2356388b78adSAlexandre Bounine help 2357388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2358388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2359388b78adSAlexandre Bounine 2360388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2361388b78adSAlexandre Bounine 23621da177e4SLinus Torvaldsendmenu 23631da177e4SLinus Torvalds 23641da177e4SLinus Torvaldsmenu "Executable file formats" 23651da177e4SLinus Torvalds 23661da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 23671da177e4SLinus Torvalds 23681da177e4SLinus Torvaldsconfig TRAD_SIGNALS 23691da177e4SLinus Torvalds bool 23701da177e4SLinus Torvalds 23711da177e4SLinus Torvaldsconfig MIPS32_COMPAT 23721da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2373875d43e7SRalf Baechle depends on 64BIT 23741da177e4SLinus Torvalds help 23751da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 23761da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 23771da177e4SLinus Torvalds currently 32-bit you should say Y here. 23781da177e4SLinus Torvalds 23791da177e4SLinus Torvaldsconfig COMPAT 23801da177e4SLinus Torvalds bool 23811da177e4SLinus Torvalds depends on MIPS32_COMPAT 23821da177e4SLinus Torvalds default y 23831da177e4SLinus Torvalds 238405e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 238505e43966SAtsushi Nemoto bool 238605e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 238705e43966SAtsushi Nemoto default y 238805e43966SAtsushi Nemoto 23891da177e4SLinus Torvaldsconfig MIPS32_O32 23901da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 23911da177e4SLinus Torvalds depends on MIPS32_COMPAT 23921da177e4SLinus Torvalds help 23931da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 23941da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 23951da177e4SLinus Torvalds existing binaries are in this format. 23961da177e4SLinus Torvalds 23971da177e4SLinus Torvalds If unsure, say Y. 23981da177e4SLinus Torvalds 23991da177e4SLinus Torvaldsconfig MIPS32_N32 24001da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 24011da177e4SLinus Torvalds depends on MIPS32_COMPAT 24021da177e4SLinus Torvalds help 24031da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 24041da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 24051da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 24061da177e4SLinus Torvalds cases. 24071da177e4SLinus Torvalds 24081da177e4SLinus Torvalds If unsure, say N. 24091da177e4SLinus Torvalds 24101da177e4SLinus Torvaldsconfig BINFMT_ELF32 24111da177e4SLinus Torvalds bool 24121da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 24131da177e4SLinus Torvalds 24142116245eSRalf Baechleendmenu 24151da177e4SLinus Torvalds 24162116245eSRalf Baechlemenu "Power management options" 2417952fa954SRodolfo Giometti 2418363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2419363c55caSWu Zhangjin def_bool y 24203f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2421363c55caSWu Zhangjin 2422f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2423f4cb5700SJohannes Berg def_bool y 24243f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2425f4cb5700SJohannes Berg 24262116245eSRalf Baechlesource "kernel/power/Kconfig" 2427952fa954SRodolfo Giometti 24281da177e4SLinus Torvaldsendmenu 24291da177e4SLinus Torvalds 24309726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 24319726b43aSWu Zhangjin 2432d5950b43SSam Ravnborgsource "net/Kconfig" 2433d5950b43SSam Ravnborg 24341da177e4SLinus Torvaldssource "drivers/Kconfig" 24351da177e4SLinus Torvalds 24361da177e4SLinus Torvaldssource "fs/Kconfig" 24371da177e4SLinus Torvalds 24381da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 24391da177e4SLinus Torvalds 24401da177e4SLinus Torvaldssource "security/Kconfig" 24411da177e4SLinus Torvalds 24421da177e4SLinus Torvaldssource "crypto/Kconfig" 24431da177e4SLinus Torvalds 244492e88b4eSAurelien Jarnomenuconfig VIRTUALIZATION 244592e88b4eSAurelien Jarno bool "Virtualization" 244692e88b4eSAurelien Jarno default n 244792e88b4eSAurelien Jarno ---help--- 244892e88b4eSAurelien Jarno Say Y here to get to see options for using your Linux host to run other 244992e88b4eSAurelien Jarno operating systems inside virtual machines (guests). 245092e88b4eSAurelien Jarno This option alone does not add any kernel code. 245192e88b4eSAurelien Jarno 245292e88b4eSAurelien Jarno If you say N, all options in this submenu will be skipped and disabled. 245392e88b4eSAurelien Jarno 245492e88b4eSAurelien Jarnoif VIRTUALIZATION 245592e88b4eSAurelien Jarno 245692e88b4eSAurelien Jarnosource drivers/virtio/Kconfig 245792e88b4eSAurelien Jarno 245892e88b4eSAurelien Jarnoendif # VIRTUALIZATION 245992e88b4eSAurelien Jarno 24601da177e4SLinus Torvaldssource "lib/Kconfig" 2461