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 2594bb0c1aSDavid Daney select HAVE_ARCH_JUMP_LABEL 261da177e4SLinus Torvalds 271da177e4SLinus Torvaldsmenu "Machine selection" 281da177e4SLinus Torvalds 295ac6da66SChristoph Lameterconfig ZONE_DMA 305ac6da66SChristoph Lameter bool 315ac6da66SChristoph Lameter 325e83d430SRalf Baechlechoice 335e83d430SRalf Baechle prompt "System type" 345e83d430SRalf Baechle default SGI_IP22 351da177e4SLinus Torvalds 3642a4f17dSManuel Laussconfig MIPS_ALCHEMY 37c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 3842a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 3942a4f17dSManuel Lauss select CEVT_R4K_LIB 4042a4f17dSManuel Lauss select CSRC_R4K_LIB 4142a4f17dSManuel Lauss select IRQ_CPU 4242a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 4342a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 4442a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 4542a4f17dSManuel Lauss select GENERIC_GPIO 4642a4f17dSManuel Lauss select ARCH_WANT_OPTIONAL_GPIOLIB 471b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 481da177e4SLinus Torvalds 497ca5dc14SFlorian Fainelliconfig AR7 507ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 517ca5dc14SFlorian Fainelli select BOOT_ELF32 527ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 537ca5dc14SFlorian Fainelli select CEVT_R4K 547ca5dc14SFlorian Fainelli select CSRC_R4K 557ca5dc14SFlorian Fainelli select IRQ_CPU 567ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 577ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 587ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 597ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 607ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 617ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 621b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 635f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 647ca5dc14SFlorian Fainelli select GCD 657ca5dc14SFlorian Fainelli select VLYNQ 667ca5dc14SFlorian Fainelli help 677ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 687ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 697ca5dc14SFlorian Fainelli 70d4a67d9dSGabor Juhosconfig ATH79 71d4a67d9dSGabor Juhos bool "Atheros AR71XX/AR724X/AR913X based boards" 726eae43c5SGabor Juhos select ARCH_REQUIRE_GPIOLIB 73d4a67d9dSGabor Juhos select BOOT_RAW 74d4a67d9dSGabor Juhos select CEVT_R4K 75d4a67d9dSGabor Juhos select CSRC_R4K 76d4a67d9dSGabor Juhos select DMA_NONCOHERENT 77d4a67d9dSGabor Juhos select IRQ_CPU 780aabf1a4SGabor Juhos select MIPS_MACHINE 79d4a67d9dSGabor Juhos select SYS_HAS_CPU_MIPS32_R2 80d4a67d9dSGabor Juhos select SYS_HAS_EARLY_PRINTK 81d4a67d9dSGabor Juhos select SYS_SUPPORTS_32BIT_KERNEL 82d4a67d9dSGabor Juhos select SYS_SUPPORTS_BIG_ENDIAN 83d4a67d9dSGabor Juhos help 84d4a67d9dSGabor Juhos Support for the Atheros AR71XX/AR724X/AR913X SoCs. 85d4a67d9dSGabor Juhos 861c0c13ebSAurelien Jarnoconfig BCM47XX 87c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 8842f77542SRalf Baechle select CEVT_R4K 89940f6b48SRalf Baechle select CSRC_R4K 901c0c13ebSAurelien Jarno select DMA_NONCOHERENT 911c0c13ebSAurelien Jarno select HW_HAS_PCI 921c0c13ebSAurelien Jarno select IRQ_CPU 931c0c13ebSAurelien Jarno select SYS_HAS_CPU_MIPS32_R1 941c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 951c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 961c0c13ebSAurelien Jarno select SSB 971c0c13ebSAurelien Jarno select SSB_DRIVER_MIPS 982f02c15aSAurelien Jarno select SSB_DRIVER_EXTIF 99b06f3e19SAurelien Jarno select SSB_EMBEDDED 100220937b1SHauke Mehrtens select SSB_B43_PCI_BRIDGE if PCI 1012f02c15aSAurelien Jarno select SSB_PCICORE_HOSTMODE if PCI 1021c0c13ebSAurelien Jarno select GENERIC_GPIO 10325e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 10425e5fb97SAurelien Jarno select CFE 1051c0c13ebSAurelien Jarno help 1061c0c13ebSAurelien Jarno Support for BCM47XX based boards 1071c0c13ebSAurelien Jarno 108e7300d04SMaxime Bizonconfig BCM63XX 109e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 110e7300d04SMaxime Bizon select CEVT_R4K 111e7300d04SMaxime Bizon select CSRC_R4K 112e7300d04SMaxime Bizon select DMA_NONCOHERENT 113e7300d04SMaxime Bizon select IRQ_CPU 114e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 115e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 116e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 117e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 118e7300d04SMaxime Bizon select SWAP_IO_SPACE 119e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 120e7300d04SMaxime Bizon help 121e7300d04SMaxime Bizon Support for BCM63XX based boards 122e7300d04SMaxime Bizon 1231da177e4SLinus Torvaldsconfig MIPS_COBALT 1243fa986faSMartin Michlmayr bool "Cobalt Server" 12542f77542SRalf Baechle select CEVT_R4K 126940f6b48SRalf Baechle select CSRC_R4K 1271097c6acSYoichi Yuasa select CEVT_GT641XX 1281da177e4SLinus Torvalds select DMA_NONCOHERENT 1291da177e4SLinus Torvalds select HW_HAS_PCI 130d865bea4SRalf Baechle select I8253 1311da177e4SLinus Torvalds select I8259 1321da177e4SLinus Torvalds select IRQ_CPU 133d5ab1a69SYoichi Yuasa select IRQ_GT641XX 134252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 135e25bfc92SYoichi Yuasa select PCI 1367cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1370a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 138ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1390e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1405e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvaldsconfig MACH_DECSTATION 1433fa986faSMartin Michlmayr bool "DECstations" 1441da177e4SLinus Torvalds select BOOT_ELF32 1456457d9fcSYoichi Yuasa select CEVT_DS1287 14642f77542SRalf Baechle select CEVT_R4K 1474247417dSYoichi Yuasa select CSRC_IOASIC 148940f6b48SRalf Baechle select CSRC_R4K 14920d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 15020d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 15120d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1521da177e4SLinus Torvalds select DMA_NONCOHERENT 153d388d685SMaciej W. Rozycki select NO_IOPORT 1541da177e4SLinus Torvalds select IRQ_CPU 1557cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1567cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 157ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 158ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1595e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1601723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1611723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1621723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1635e83d430SRalf Baechle help 1641da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1651da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1661da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1671da177e4SLinus Torvalds 1681da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1691da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1701da177e4SLinus Torvalds 1711da177e4SLinus Torvalds DECstation 5000/50 1721da177e4SLinus Torvalds DECstation 5000/150 1731da177e4SLinus Torvalds DECstation 5000/260 1741da177e4SLinus Torvalds DECsystem 5900/260 1751da177e4SLinus Torvalds 1761da177e4SLinus Torvalds otherwise choose R3000. 1771da177e4SLinus Torvalds 1785e83d430SRalf Baechleconfig MACH_JAZZ 1793fa986faSMartin Michlmayr bool "Jazz family of machines" 1805e83d430SRalf Baechle select ARC 1815e83d430SRalf Baechle select ARC32 1825e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 18342f77542SRalf Baechle select CEVT_R4K 184940f6b48SRalf Baechle select CSRC_R4K 185e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 1865e83d430SRalf Baechle select GENERIC_ISA_DMA 187ea202c63SThomas Bogendoerfer select IRQ_CPU 188d865bea4SRalf Baechle select I8253 1895e83d430SRalf Baechle select I8259 1905e83d430SRalf Baechle select ISA 1917cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 1925e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1935e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1941723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 1951da177e4SLinus Torvalds help 1965e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 1975e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 198692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 1995e83d430SRalf Baechle Olivetti M700-10 workstations. 2005e83d430SRalf Baechle 2015ebabe59SLars-Peter Clausenconfig MACH_JZ4740 2025ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 2035ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 2045ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 2055ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 2065ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 2075ebabe59SLars-Peter Clausen select IRQ_CPU 2085ebabe59SLars-Peter Clausen select GENERIC_GPIO 2095ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 2105ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 2115ebabe59SLars-Peter Clausen select HAVE_PWM 212*ab5330ebSMaurus Cuelenaere select HAVE_CLK 2135ebabe59SLars-Peter Clausen 2141f21d2bdSBrian Murphyconfig LASAT 2151f21d2bdSBrian Murphy bool "LASAT Networks platforms" 21642f77542SRalf Baechle select CEVT_R4K 217940f6b48SRalf Baechle select CSRC_R4K 2181f21d2bdSBrian Murphy select DMA_NONCOHERENT 2191f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 2201f21d2bdSBrian Murphy select HW_HAS_PCI 221a5ccfe5cSRalf Baechle select IRQ_CPU 2221f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2231f21d2bdSBrian Murphy select MIPS_NILE4 2241f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2251f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2261f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2271f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2281f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2291f21d2bdSBrian Murphy 23085749d24SWu Zhangjinconfig MACH_LOONGSON 23185749d24SWu Zhangjin bool "Loongson family of machines" 232c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 233ade299d8SYoichi Yuasa help 23485749d24SWu Zhangjin This enables the support of Loongson family of machines. 23585749d24SWu Zhangjin 23685749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 23785749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 23885749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 23985749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 240ade299d8SYoichi Yuasa 2411da177e4SLinus Torvaldsconfig MIPS_MALTA 2423fa986faSMartin Michlmayr bool "MIPS Malta board" 24361ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2441da177e4SLinus Torvalds select BOOT_ELF32 245fa71c960SRalf Baechle select BOOT_RAW 24642f77542SRalf Baechle select CEVT_R4K 247940f6b48SRalf Baechle select CSRC_R4K 2481da177e4SLinus Torvalds select DMA_NONCOHERENT 2491da177e4SLinus Torvalds select GENERIC_ISA_DMA 250aa414dffSRalf Baechle select IRQ_CPU 25139b8d525SRalf Baechle select IRQ_GIC 2521da177e4SLinus Torvalds select HW_HAS_PCI 253d865bea4SRalf Baechle select I8253 2541da177e4SLinus Torvalds select I8259 2555e83d430SRalf Baechle select MIPS_BOARDS_GEN 2565e83d430SRalf Baechle select MIPS_BONITO64 2579318c51aSChris Dearman select MIPS_CPU_SCACHE 258252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 2595e83d430SRalf Baechle select MIPS_MSC 2601da177e4SLinus Torvalds select SWAP_IO_SPACE 2617cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2627cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 2637cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 2647cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 2657cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 26636a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 267ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 268ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 2695e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 2705e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 2710365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 272f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 2739693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 2741b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 2751da177e4SLinus Torvalds help 276f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 2771da177e4SLinus Torvalds board. 2781da177e4SLinus Torvalds 279c78cbf49SRalf Baechleconfig MIPS_SIM 2803fa986faSMartin Michlmayr bool 'MIPS simulator (MIPSsim)' 28142f77542SRalf Baechle select CEVT_R4K 282940f6b48SRalf Baechle select CSRC_R4K 283c78cbf49SRalf Baechle select DMA_NONCOHERENT 28436a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 285c78cbf49SRalf Baechle select IRQ_CPU 2869267a30dSMarc St-Jean select BOOT_RAW 2877cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2887cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 28936a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 290c78cbf49SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 291c78cbf49SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 292f6e2373aSRalf Baechle select SYS_SUPPORTS_MULTITHREADING 293c78cbf49SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 294c78cbf49SRalf Baechle help 295c78cbf49SRalf Baechle This option enables support for MIPS Technologies MIPSsim software 296c78cbf49SRalf Baechle emulator. 297c78cbf49SRalf Baechle 298a83860c2SRalf Baechleconfig NEC_MARKEINS 299a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 300a83860c2SRalf Baechle select SOC_EMMA2RH 301a83860c2SRalf Baechle select HW_HAS_PCI 302a83860c2SRalf Baechle help 303a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 304ade299d8SYoichi Yuasa 3055e83d430SRalf Baechleconfig MACH_VR41XX 30674142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 30742f77542SRalf Baechle select CEVT_R4K 308940f6b48SRalf Baechle select CSRC_R4K 3097cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 31027fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 3115e83d430SRalf Baechle 312edb6310aSDaniel Lairdconfig NXP_STB220 313edb6310aSDaniel Laird bool "NXP STB220 board" 314edb6310aSDaniel Laird select SOC_PNX833X 315edb6310aSDaniel Laird help 316edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 317edb6310aSDaniel Laird 318edb6310aSDaniel Lairdconfig NXP_STB225 319edb6310aSDaniel Laird bool "NXP 225 board" 320edb6310aSDaniel Laird select SOC_PNX833X 321edb6310aSDaniel Laird select SOC_PNX8335 322edb6310aSDaniel Laird help 323edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 324edb6310aSDaniel Laird 325ade299d8SYoichi Yuasaconfig PNX8550_JBS 326a92b0588SDaniel Laird bool "NXP PNX8550 based JBS board" 327ade299d8SYoichi Yuasa select PNX8550 328ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 329ade299d8SYoichi Yuasa 330ade299d8SYoichi Yuasaconfig PNX8550_STB810 331a92b0588SDaniel Laird bool "NXP PNX8550 based STB810 board" 332ade299d8SYoichi Yuasa select PNX8550 333ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 334ade299d8SYoichi Yuasa 3359267a30dSMarc St-Jeanconfig PMC_MSP 3369267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3379267a30dSMarc St-Jean depends on EXPERIMENTAL 33839d30c13SAnoop P A select CEVT_R4K 33939d30c13SAnoop P A select CSRC_R4K 3409267a30dSMarc St-Jean select DMA_NONCOHERENT 3419267a30dSMarc St-Jean select SWAP_IO_SPACE 3429267a30dSMarc St-Jean select NO_EXCEPT_FILL 3439267a30dSMarc St-Jean select BOOT_RAW 3449267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3459267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3469267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 3479267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 3489267a30dSMarc St-Jean select IRQ_CPU 3499267a30dSMarc St-Jean select SERIAL_8250 3509267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 3519267a30dSMarc St-Jean help 3529267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 3539267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 3549267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 3559267a30dSMarc St-Jean a variety of MIPS cores. 3569267a30dSMarc St-Jean 3575e83d430SRalf Baechleconfig PMC_YOSEMITE 3583fa986faSMartin Michlmayr bool "PMC-Sierra Yosemite eval board" 35942f77542SRalf Baechle select CEVT_R4K 360940f6b48SRalf Baechle select CSRC_R4K 3615e83d430SRalf Baechle select DMA_COHERENT 3625e83d430SRalf Baechle select HW_HAS_PCI 3635e83d430SRalf Baechle select IRQ_CPU 3645e83d430SRalf Baechle select IRQ_CPU_RM7K 3655e83d430SRalf Baechle select IRQ_CPU_RM9K 3665e83d430SRalf Baechle select SWAP_IO_SPACE 3677cf8053bSRalf Baechle select SYS_HAS_CPU_RM9000 36836a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 3695e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 3705e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 3715e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3725e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 373e73ea273SRalf Baechle select SYS_SUPPORTS_SMP 3745e83d430SRalf Baechle help 3755e83d430SRalf Baechle Yosemite is an evaluation board for the RM9000x2 processor 3765e83d430SRalf Baechle manufactured by PMC-Sierra. 3771da177e4SLinus Torvalds 378a3a0f8c8SDavid VomLehnconfig POWERTV 379a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 380a3a0f8c8SDavid VomLehn select BOOT_ELF32 381a3a0f8c8SDavid VomLehn select CEVT_R4K 382a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 383a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 384a3a0f8c8SDavid VomLehn select CSRC_POWERTV 385a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 386a3a0f8c8SDavid VomLehn select HW_HAS_PCI 387a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 388a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 389a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 390a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 391a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 392a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 393a3a0f8c8SDavid VomLehn help 394a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 395a3a0f8c8SDavid VomLehn 3961da177e4SLinus Torvaldsconfig SGI_IP22 3973fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 3981da177e4SLinus Torvalds select ARC 3991da177e4SLinus Torvalds select ARC32 4001da177e4SLinus Torvalds select BOOT_ELF32 40142f77542SRalf Baechle select CEVT_R4K 402940f6b48SRalf Baechle select CSRC_R4K 403e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4041da177e4SLinus Torvalds select DMA_NONCOHERENT 4055e83d430SRalf Baechle select HW_HAS_EISA 406d865bea4SRalf Baechle select I8253 40768de4803SThomas Bogendoerfer select I8259 4081da177e4SLinus Torvalds select IP22_CPU_SCACHE 4091da177e4SLinus Torvalds select IRQ_CPU 410aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 411e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 412e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 41336e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 414e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 415e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 416e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4171da177e4SLinus Torvalds select SWAP_IO_SPACE 4187cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4197cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4202b5e63f6SMartin Michlmayr # 4212b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4222b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4232b5e63f6SMartin Michlmayr # 4242b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4252b5e63f6SMartin Michlmayr # for a more details discussion 4262b5e63f6SMartin Michlmayr # 4272b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 428ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 429ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4305e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4311da177e4SLinus Torvalds help 4321da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4331da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4341da177e4SLinus Torvalds that runs on these, say Y here. 4351da177e4SLinus Torvalds 4361da177e4SLinus Torvaldsconfig SGI_IP27 4373fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4381da177e4SLinus Torvalds select ARC 4391da177e4SLinus Torvalds select ARC64 4405e83d430SRalf Baechle select BOOT_ELF64 441e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 442634286f1SRalf Baechle select DMA_COHERENT 44336a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4441da177e4SLinus Torvalds select HW_HAS_PCI 445130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4467cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 447ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4485e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 449d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4501a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4511da177e4SLinus Torvalds help 4521da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4531da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4541da177e4SLinus Torvalds here. 4551da177e4SLinus Torvalds 456e2defae5SThomas Bogendoerferconfig SGI_IP28 457e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 458e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 459e2defae5SThomas Bogendoerfer select ARC 460e2defae5SThomas Bogendoerfer select ARC64 461e2defae5SThomas Bogendoerfer select BOOT_ELF64 462e2defae5SThomas Bogendoerfer select CEVT_R4K 463e2defae5SThomas Bogendoerfer select CSRC_R4K 464e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 465e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 466e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 467e2defae5SThomas Bogendoerfer select IRQ_CPU 468e2defae5SThomas Bogendoerfer select HW_HAS_EISA 469e2defae5SThomas Bogendoerfer select I8253 470e2defae5SThomas Bogendoerfer select I8259 471e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 472e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 4735b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 474e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 475e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 476e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 477e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 478e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 4792b5e63f6SMartin Michlmayr # 4802b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4812b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4822b5e63f6SMartin Michlmayr # 4832b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4842b5e63f6SMartin Michlmayr # for a more details discussion 4852b5e63f6SMartin Michlmayr # 4862b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 487e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 488e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 489e2defae5SThomas Bogendoerfer help 490e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 491e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 492e2defae5SThomas Bogendoerfer 4931da177e4SLinus Torvaldsconfig SGI_IP32 494cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 4951da177e4SLinus Torvalds select ARC 4961da177e4SLinus Torvalds select ARC32 4971da177e4SLinus Torvalds select BOOT_ELF32 49842f77542SRalf Baechle select CEVT_R4K 499940f6b48SRalf Baechle select CSRC_R4K 5001da177e4SLinus Torvalds select DMA_NONCOHERENT 5011da177e4SLinus Torvalds select HW_HAS_PCI 502dd67b155SRalf Baechle select IRQ_CPU 5031da177e4SLinus Torvalds select R5000_CPU_SCACHE 5041da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5057cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5067cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5077cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 508dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 509ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5105e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5111da177e4SLinus Torvalds help 5121da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5131da177e4SLinus Torvalds 514ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 515ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5165e83d430SRalf Baechle depends on EXPERIMENTAL 5175e83d430SRalf Baechle select BOOT_ELF32 5185e83d430SRalf Baechle select DMA_COHERENT 5195e83d430SRalf Baechle select SIBYTE_BCM1120 5205e83d430SRalf Baechle select SWAP_IO_SPACE 5217cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5225e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5235e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5245e83d430SRalf Baechle 525ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 526ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5275e83d430SRalf Baechle depends on EXPERIMENTAL 5285e83d430SRalf Baechle select BOOT_ELF32 5295e83d430SRalf Baechle select DMA_COHERENT 5305e83d430SRalf Baechle select SIBYTE_BCM1120 5315e83d430SRalf Baechle select SWAP_IO_SPACE 5327cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5335e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5345e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5355e83d430SRalf Baechle 5365e83d430SRalf Baechleconfig SIBYTE_CRHONE 5373fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5385e83d430SRalf Baechle depends on EXPERIMENTAL 5395e83d430SRalf Baechle select BOOT_ELF32 5405e83d430SRalf Baechle select DMA_COHERENT 5415e83d430SRalf Baechle select SIBYTE_BCM1125 5425e83d430SRalf Baechle select SWAP_IO_SPACE 5437cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5445e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5455e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5465e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5475e83d430SRalf Baechle 548ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 549ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 550ade299d8SYoichi Yuasa depends on EXPERIMENTAL 551ade299d8SYoichi Yuasa select BOOT_ELF32 552ade299d8SYoichi Yuasa select DMA_COHERENT 553ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 554ade299d8SYoichi Yuasa select SWAP_IO_SPACE 555ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 556ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 557ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 558ade299d8SYoichi Yuasa 559ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 560ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 561ade299d8SYoichi Yuasa select BOOT_ELF32 562ade299d8SYoichi Yuasa select DMA_COHERENT 563fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 564ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 565ade299d8SYoichi Yuasa select SIBYTE_SB1250 566ade299d8SYoichi Yuasa select SWAP_IO_SPACE 567ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 568ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 569ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 570ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 571cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 572ade299d8SYoichi Yuasa 573ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 574ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 575ade299d8SYoichi Yuasa depends on EXPERIMENTAL 576ade299d8SYoichi Yuasa select BOOT_ELF32 577ade299d8SYoichi Yuasa select DMA_COHERENT 578fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 579ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 580ade299d8SYoichi Yuasa select SIBYTE_SB1250 581ade299d8SYoichi Yuasa select SWAP_IO_SPACE 582ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 583ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 584ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 585ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 586ade299d8SYoichi Yuasa 587ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 588ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 589ade299d8SYoichi Yuasa depends on EXPERIMENTAL 590ade299d8SYoichi Yuasa select BOOT_ELF32 591ade299d8SYoichi Yuasa select DMA_COHERENT 592ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 593ade299d8SYoichi Yuasa select SIBYTE_SB1250 594ade299d8SYoichi Yuasa select SWAP_IO_SPACE 595ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 596ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 597ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 598ade299d8SYoichi Yuasa 599ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 600ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 601ade299d8SYoichi Yuasa select BOOT_ELF32 602ade299d8SYoichi Yuasa select DMA_COHERENT 603ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 604ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 605ade299d8SYoichi Yuasa select SWAP_IO_SPACE 606ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 607ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 608651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 609ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 610cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 611ade299d8SYoichi Yuasa 61214b36af4SThomas Bogendoerferconfig SNI_RM 61314b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6144a0312fcSThomas Bogendoerfer select ARC if CPU_LITTLE_ENDIAN 6154a0312fcSThomas Bogendoerfer select ARC32 if CPU_LITTLE_ENDIAN 616231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 6175e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6185e83d430SRalf Baechle select BOOT_ELF32 61942f77542SRalf Baechle select CEVT_R4K 620940f6b48SRalf Baechle select CSRC_R4K 621e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6225e83d430SRalf Baechle select DMA_NONCOHERENT 6235e83d430SRalf Baechle select GENERIC_ISA_DMA 6245e83d430SRalf Baechle select HW_HAS_EISA 6255e83d430SRalf Baechle select HW_HAS_PCI 626c066a32aSThomas Bogendoerfer select IRQ_CPU 627d865bea4SRalf Baechle select I8253 6285e83d430SRalf Baechle select I8259 6295e83d430SRalf Baechle select ISA 6304a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6317cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6324a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 633c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6344a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 63536a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 636ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6375e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6384a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6395e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6405e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6411da177e4SLinus Torvalds help 64214b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 64314b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6445e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6455e83d430SRalf Baechle support this machine type. 6461da177e4SLinus Torvalds 647edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 648edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6495e83d430SRalf Baechle 650edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 651edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 65223fbee9dSRalf Baechle 65373b4390fSRalf Baechleconfig MIKROTIK_RB532 65473b4390fSRalf Baechle bool "Mikrotik RB532 boards" 65573b4390fSRalf Baechle select CEVT_R4K 65673b4390fSRalf Baechle select CSRC_R4K 65773b4390fSRalf Baechle select DMA_NONCOHERENT 65873b4390fSRalf Baechle select HW_HAS_PCI 65973b4390fSRalf Baechle select IRQ_CPU 66073b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 66173b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 66273b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 66373b4390fSRalf Baechle select SWAP_IO_SPACE 66473b4390fSRalf Baechle select BOOT_RAW 665d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 66673b4390fSRalf Baechle help 66773b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 66873b4390fSRalf Baechle based on the IDT RC32434 SoC. 66973b4390fSRalf Baechle 670ade299d8SYoichi Yuasaconfig WR_PPMC 671ade299d8SYoichi Yuasa bool "Wind River PPMC board" 67242f77542SRalf Baechle select CEVT_R4K 673940f6b48SRalf Baechle select CSRC_R4K 674ade299d8SYoichi Yuasa select IRQ_CPU 675ade299d8SYoichi Yuasa select BOOT_ELF32 676ade299d8SYoichi Yuasa select DMA_NONCOHERENT 677ade299d8SYoichi Yuasa select HW_HAS_PCI 678ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 679ade299d8SYoichi Yuasa select SWAP_IO_SPACE 680ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 681ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 682ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 683ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 684ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 685ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 686ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 687ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 688ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 689ade299d8SYoichi Yuasa help 690ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 691ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 692ade299d8SYoichi Yuasa 693a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 694c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 695a86c7f72SDavid Daney select CEVT_R4K 696a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 697a86c7f72SDavid Daney select DMA_COHERENT 698a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 699a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 700a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 701773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7025e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 703a86c7f72SDavid Daney help 704a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 705a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 706a86c7f72SDavid Daney hardware. 707a86c7f72SDavid Daney 708a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 709c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 710a86c7f72SDavid Daney select CEVT_R4K 711a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 712a86c7f72SDavid Daney select DMA_COHERENT 713a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 714a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 715a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 716773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 717a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7185e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 719a86c7f72SDavid Daney select SWAP_IO_SPACE 720e8635b48SDavid Daney select HW_HAS_PCI 721e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 722f00e001eSDavid Daney select ZONE_DMA32 723340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 724340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 725a86c7f72SDavid Daney help 726a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 727a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 728a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 729a86c7f72SDavid Daney Some of the supported boards are: 730a86c7f72SDavid Daney EBT3000 731a86c7f72SDavid Daney EBH3000 732a86c7f72SDavid Daney EBH3100 733a86c7f72SDavid Daney Thunder 734a86c7f72SDavid Daney Kodama 735a86c7f72SDavid Daney Hikari 736a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 737a86c7f72SDavid Daney 7381da177e4SLinus Torvaldsendchoice 7391da177e4SLinus Torvalds 740e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 741d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 742e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 7435e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 7445ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 7451f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 7465e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig" 747a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 74829c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 74938b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 75022b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 7515e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 752a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 75385749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 75438b18f72SRalf Baechle 7555e83d430SRalf Baechleendmenu 7565e83d430SRalf Baechle 7571da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 7581da177e4SLinus Torvalds bool 7591da177e4SLinus Torvalds default y 7601da177e4SLinus Torvalds 7611da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 7621da177e4SLinus Torvalds bool 7631da177e4SLinus Torvalds 764f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 765f0d1b0b3SDavid Howells bool 766f0d1b0b3SDavid Howells default n 767f0d1b0b3SDavid Howells 768f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 769f0d1b0b3SDavid Howells bool 770f0d1b0b3SDavid Howells default n 771f0d1b0b3SDavid Howells 77200a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE 77300a58253SRalf Baechle bool 77400a58253SRalf Baechle default y if !MIPS_MT_SMTC 77500a58253SRalf Baechle 7763c9ee7efSAkinobu Mitaconfig GENERIC_FIND_NEXT_BIT 7773c9ee7efSAkinobu Mita bool 7783c9ee7efSAkinobu Mita default y 7793c9ee7efSAkinobu Mita 7803c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 7813c9ee7efSAkinobu Mita bool 7823c9ee7efSAkinobu Mita default y 7833c9ee7efSAkinobu Mita 7841da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 7851da177e4SLinus Torvalds bool 7861da177e4SLinus Torvalds default y 7871da177e4SLinus Torvalds 7887bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 7897bcf7717SRalf Baechle bool 7907bcf7717SRalf Baechle default y 7917bcf7717SRalf Baechle 792f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 793f5ff0a28SRalf Baechle bool 794f5ff0a28SRalf Baechle default y 795f5ff0a28SRalf Baechle 796ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 7971cc89038SAtsushi Nemoto bool 7981cc89038SAtsushi Nemoto default y 7991cc89038SAtsushi Nemoto 8001da177e4SLinus Torvalds# 8011da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8021da177e4SLinus Torvalds# 8031da177e4SLinus Torvaldsconfig ARC 8041da177e4SLinus Torvalds bool 8051da177e4SLinus Torvalds 80661ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 80761ed242dSRalf Baechle bool 80861ed242dSRalf Baechle 8099267a30dSMarc St-Jeanconfig BOOT_RAW 8109267a30dSMarc St-Jean bool 8119267a30dSMarc St-Jean 812217dd11eSRalf Baechleconfig CEVT_BCM1480 813217dd11eSRalf Baechle bool 814217dd11eSRalf Baechle 8156457d9fcSYoichi Yuasaconfig CEVT_DS1287 8166457d9fcSYoichi Yuasa bool 8176457d9fcSYoichi Yuasa 8181097c6acSYoichi Yuasaconfig CEVT_GT641XX 8191097c6acSYoichi Yuasa bool 8201097c6acSYoichi Yuasa 821779e7d41SManuel Laussconfig CEVT_R4K_LIB 822779e7d41SManuel Lauss bool 823779e7d41SManuel Lauss 82442f77542SRalf Baechleconfig CEVT_R4K 825779e7d41SManuel Lauss select CEVT_R4K_LIB 82642f77542SRalf Baechle bool 82742f77542SRalf Baechle 828217dd11eSRalf Baechleconfig CEVT_SB1250 829217dd11eSRalf Baechle bool 830217dd11eSRalf Baechle 831229f773eSAtsushi Nemotoconfig CEVT_TXX9 832229f773eSAtsushi Nemoto bool 833229f773eSAtsushi Nemoto 834217dd11eSRalf Baechleconfig CSRC_BCM1480 835217dd11eSRalf Baechle bool 836217dd11eSRalf Baechle 8374247417dSYoichi Yuasaconfig CSRC_IOASIC 8384247417dSYoichi Yuasa bool 8394247417dSYoichi Yuasa 840a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 841a3a0f8c8SDavid VomLehn bool 842a3a0f8c8SDavid VomLehn 843779e7d41SManuel Laussconfig CSRC_R4K_LIB 844779e7d41SManuel Lauss bool 845779e7d41SManuel Lauss 846940f6b48SRalf Baechleconfig CSRC_R4K 847779e7d41SManuel Lauss select CSRC_R4K_LIB 848940f6b48SRalf Baechle bool 849940f6b48SRalf Baechle 850217dd11eSRalf Baechleconfig CSRC_SB1250 851217dd11eSRalf Baechle bool 852217dd11eSRalf Baechle 853a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 854a9aec7feSAtsushi Nemoto select GENERIC_GPIO 8557444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 856a9aec7feSAtsushi Nemoto bool 857a9aec7feSAtsushi Nemoto 858df78b5c8SAurelien Jarnoconfig CFE 859df78b5c8SAurelien Jarno bool 860df78b5c8SAurelien Jarno 8611da177e4SLinus Torvaldsconfig DMA_COHERENT 8621da177e4SLinus Torvalds bool 8631da177e4SLinus Torvalds 8641da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 8651da177e4SLinus Torvalds bool 866e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 8674ce588cdSRalf Baechle 868e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 8694ce588cdSRalf Baechle bool 8701da177e4SLinus Torvalds 87136a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 8721da177e4SLinus Torvalds bool 8731da177e4SLinus Torvalds 874dbb74540SRalf Baechleconfig HOTPLUG_CPU 8751b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 8761b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 8771b2bc75cSRalf Baechle help 8781b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 8791b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 8801b2bc75cSRalf Baechle (Note: power management support will enable this option 8811b2bc75cSRalf Baechle automatically on SMP systems. ) 8821b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 8831b2bc75cSRalf Baechle 8841b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 885dbb74540SRalf Baechle bool 886dbb74540SRalf Baechle 8871da177e4SLinus Torvaldsconfig I8259 8881da177e4SLinus Torvalds bool 8891da177e4SLinus Torvalds 8901da177e4SLinus Torvaldsconfig MIPS_BONITO64 8911da177e4SLinus Torvalds bool 8921da177e4SLinus Torvalds 8931da177e4SLinus Torvaldsconfig MIPS_MSC 8941da177e4SLinus Torvalds bool 8951da177e4SLinus Torvalds 8961f21d2bdSBrian Murphyconfig MIPS_NILE4 8971f21d2bdSBrian Murphy bool 8981f21d2bdSBrian Murphy 8991da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9001da177e4SLinus Torvalds bool 9011da177e4SLinus Torvalds 90239b8d525SRalf Baechleconfig SYNC_R4K 90339b8d525SRalf Baechle bool 90439b8d525SRalf Baechle 905487d70d0SGabor Juhosconfig MIPS_MACHINE 906487d70d0SGabor Juhos def_bool n 907487d70d0SGabor Juhos 908d388d685SMaciej W. Rozyckiconfig NO_IOPORT 909d388d685SMaciej W. Rozycki def_bool n 910d388d685SMaciej W. Rozycki 9118313da30SRalf Baechleconfig GENERIC_ISA_DMA 9128313da30SRalf Baechle bool 9138313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 914a35bee8aSNamhyung Kim select ISA_DMA_API 9158313da30SRalf Baechle 916aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 917aa414dffSRalf Baechle bool 9188313da30SRalf Baechle select GENERIC_ISA_DMA 919aa414dffSRalf Baechle 920a35bee8aSNamhyung Kimconfig ISA_DMA_API 921a35bee8aSNamhyung Kim bool 922a35bee8aSNamhyung Kim 92309663335SYoichi Yuasaconfig GENERIC_GPIO 92409663335SYoichi Yuasa bool 92509663335SYoichi Yuasa 9265e83d430SRalf Baechle# 9273cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9285e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9295e83d430SRalf Baechle# choice statement should be more obvious to the user. 9305e83d430SRalf Baechle# 9315e83d430SRalf Baechlechoice 9325e83d430SRalf Baechle prompt "Endianess selection" 9331da177e4SLinus Torvalds help 9341da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9355e83d430SRalf Baechle byte order. These modes require different kernels and a different 9363cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9375e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9383dde6ad8SDavid Sterba one or the other endianness. 9395e83d430SRalf Baechle 9405e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 9415e83d430SRalf Baechle bool "Big endian" 9425e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 9435e83d430SRalf Baechle 9445e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 9455e83d430SRalf Baechle bool "Little endian" 9465e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 9475e83d430SRalf Baechle help 9485e83d430SRalf Baechle 9495e83d430SRalf Baechleendchoice 9505e83d430SRalf Baechle 95122b0763aSDavid Daneyconfig EXPORT_UASM 95222b0763aSDavid Daney bool 95322b0763aSDavid Daney 9542116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 9552116245eSRalf Baechle bool 9562116245eSRalf Baechle 9575e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 9585e83d430SRalf Baechle bool 9595e83d430SRalf Baechle 9605e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 9615e83d430SRalf Baechle bool 9621da177e4SLinus Torvalds 9639cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 9649cffd154SDavid Daney bool 9659cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 9669cffd154SDavid Daney default y 9679cffd154SDavid Daney 9681da177e4SLinus Torvaldsconfig IRQ_CPU 9691da177e4SLinus Torvalds bool 9701da177e4SLinus Torvalds 9711da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 9721da177e4SLinus Torvalds bool 9731da177e4SLinus Torvalds 9745e83d430SRalf Baechleconfig IRQ_CPU_RM9K 9755e83d430SRalf Baechle bool 9765e83d430SRalf Baechle 9779267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 9789267a30dSMarc St-Jean bool 9799267a30dSMarc St-Jean 9809267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 9819267a30dSMarc St-Jean bool 9829267a30dSMarc St-Jean 9838420fd00SAtsushi Nemotoconfig IRQ_TXX9 9848420fd00SAtsushi Nemoto bool 9858420fd00SAtsushi Nemoto 986d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 987d5ab1a69SYoichi Yuasa bool 988d5ab1a69SYoichi Yuasa 98939b8d525SRalf Baechleconfig IRQ_GIC 99039b8d525SRalf Baechle bool 99139b8d525SRalf Baechle 992a86c7f72SDavid Daneyconfig IRQ_CPU_OCTEON 993a86c7f72SDavid Daney bool 994a86c7f72SDavid Daney 9951da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 9961da177e4SLinus Torvalds bool 9971da177e4SLinus Torvalds 998252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 9991da177e4SLinus Torvalds bool 10001da177e4SLinus Torvalds 10019267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10029267a30dSMarc St-Jean bool 10039267a30dSMarc St-Jean 1004663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 1005663c3d90Sthomas@koeller.dyndns.org bool 1006663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 1007663c3d90Sthomas@koeller.dyndns.org 1008a83860c2SRalf Baechleconfig SOC_EMMA2RH 1009a83860c2SRalf Baechle bool 1010a83860c2SRalf Baechle select CEVT_R4K 1011a83860c2SRalf Baechle select CSRC_R4K 1012a83860c2SRalf Baechle select DMA_NONCOHERENT 1013a83860c2SRalf Baechle select IRQ_CPU 1014a83860c2SRalf Baechle select SWAP_IO_SPACE 1015a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1016a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1017a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1018a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1019a83860c2SRalf Baechle 1020edb6310aSDaniel Lairdconfig SOC_PNX833X 1021edb6310aSDaniel Laird bool 1022edb6310aSDaniel Laird select CEVT_R4K 1023edb6310aSDaniel Laird select CSRC_R4K 1024edb6310aSDaniel Laird select IRQ_CPU 1025edb6310aSDaniel Laird select DMA_NONCOHERENT 1026edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1027edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1028edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1029edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1030edb6310aSDaniel Laird select GENERIC_GPIO 1031edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1032edb6310aSDaniel Laird 1033edb6310aSDaniel Lairdconfig SOC_PNX8335 1034edb6310aSDaniel Laird bool 1035edb6310aSDaniel Laird select SOC_PNX833X 1036edb6310aSDaniel Laird 1037bdf21b18SPete Popovconfig PNX8550 1038bdf21b18SPete Popov bool 1039bdf21b18SPete Popov select SOC_PNX8550 1040bdf21b18SPete Popov 1041bdf21b18SPete Popovconfig SOC_PNX8550 1042bdf21b18SPete Popov bool 1043bdf21b18SPete Popov select DMA_NONCOHERENT 1044bdf21b18SPete Popov select HW_HAS_PCI 1045b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 104636a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 10477cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 10484ead1681SFlorian Fainelli select GENERIC_GPIO 1049bdf21b18SPete Popov 10501da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 10511da177e4SLinus Torvalds bool 10521da177e4SLinus Torvalds 1053663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1054663c3d90Sthomas@koeller.dyndns.org bool 1055663c3d90Sthomas@koeller.dyndns.org 1056e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1057e2defae5SThomas Bogendoerfer bool 1058e2defae5SThomas Bogendoerfer 10595b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 10605b438c44SThomas Bogendoerfer bool 10615b438c44SThomas Bogendoerfer 1062e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1063e2defae5SThomas Bogendoerfer bool 1064e2defae5SThomas Bogendoerfer 1065e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1066e2defae5SThomas Bogendoerfer bool 1067e2defae5SThomas Bogendoerfer 1068e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1069e2defae5SThomas Bogendoerfer bool 1070e2defae5SThomas Bogendoerfer 1071e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1072e2defae5SThomas Bogendoerfer bool 1073e2defae5SThomas Bogendoerfer 1074e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1075e2defae5SThomas Bogendoerfer bool 1076e2defae5SThomas Bogendoerfer 10775e83d430SRalf Baechleconfig ARC32 10785e83d430SRalf Baechle bool 10795e83d430SRalf Baechle 1080231a35d3SThomas Bogendoerferconfig SNIPROM 1081231a35d3SThomas Bogendoerfer bool 1082231a35d3SThomas Bogendoerfer 10831da177e4SLinus Torvaldsconfig BOOT_ELF32 10841da177e4SLinus Torvalds bool 10851da177e4SLinus Torvalds 10861da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 10871da177e4SLinus Torvalds int 1088c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 10890db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1090a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 10911da177e4SLinus Torvalds default "5" 10921da177e4SLinus Torvalds 10931da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 10941da177e4SLinus Torvalds bool 10951da177e4SLinus Torvalds 10961da177e4SLinus Torvaldsconfig ARC_CONSOLE 10971da177e4SLinus Torvalds bool "ARC console support" 1098e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 10991da177e4SLinus Torvalds 11001da177e4SLinus Torvaldsconfig ARC_MEMORY 11011da177e4SLinus Torvalds bool 110214b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11031da177e4SLinus Torvalds default y 11041da177e4SLinus Torvalds 11051da177e4SLinus Torvaldsconfig ARC_PROMLIB 11061da177e4SLinus Torvalds bool 1107e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11081da177e4SLinus Torvalds default y 11091da177e4SLinus Torvalds 11101da177e4SLinus Torvaldsconfig ARC64 11111da177e4SLinus Torvalds bool 11121da177e4SLinus Torvalds 11131da177e4SLinus Torvaldsconfig BOOT_ELF64 11141da177e4SLinus Torvalds bool 11151da177e4SLinus Torvalds 11161da177e4SLinus Torvaldsmenu "CPU selection" 11171da177e4SLinus Torvalds 11181da177e4SLinus Torvaldschoice 11191da177e4SLinus Torvalds prompt "CPU type" 11201da177e4SLinus Torvalds default CPU_R4X00 11211da177e4SLinus Torvalds 11223702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11233702bba5SWu Zhangjin bool "Loongson 2E" 11243702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11253702bba5SWu Zhangjin select CPU_LOONGSON2 11262a21c730SFuxin Zhang help 11272a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11282a21c730SFuxin Zhang with many extensions. 11292a21c730SFuxin Zhang 11306f7a251aSWu Zhangjin It has an internal FPGA northbridge, which is compatiable to 11316f7a251aSWu Zhangjin bonito64. 11326f7a251aSWu Zhangjin 11336f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11346f7a251aSWu Zhangjin bool "Loongson 2F" 11356f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11366f7a251aSWu Zhangjin select CPU_LOONGSON2 1137c197da91SArnaud Patard select GENERIC_GPIO 1138c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11396f7a251aSWu Zhangjin help 11406f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11416f7a251aSWu Zhangjin with many extensions. 11426f7a251aSWu Zhangjin 11436f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11446f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 11456f7a251aSWu Zhangjin Loongson2E. 11466f7a251aSWu Zhangjin 11476e760c8dSRalf Baechleconfig CPU_MIPS32_R1 11486e760c8dSRalf Baechle bool "MIPS32 Release 1" 11497cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 11506e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1151797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1152ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11536e760c8dSRalf Baechle help 11545e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 11551e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11561e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11571e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11581e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11591e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 11601e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 11611e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 11621e5f1caaSRalf Baechle performance. 11631e5f1caaSRalf Baechle 11641e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 11651e5f1caaSRalf Baechle bool "MIPS32 Release 2" 11667cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 11671e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1168797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1169ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11701e5f1caaSRalf Baechle help 11715e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 11726e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11736e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11746e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11756e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11761da177e4SLinus Torvalds 11776e760c8dSRalf Baechleconfig CPU_MIPS64_R1 11786e760c8dSRalf Baechle bool "MIPS64 Release 1" 11797cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1180797798c1SRalf Baechle select CPU_HAS_PREFETCH 1181ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1182ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1183ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11849cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11856e760c8dSRalf Baechle help 11866e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 11876e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11886e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11896e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11906e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11911e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 11921e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 11931e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 11941e5f1caaSRalf Baechle performance. 11951e5f1caaSRalf Baechle 11961e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 11971e5f1caaSRalf Baechle bool "MIPS64 Release 2" 11987cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1199797798c1SRalf Baechle select CPU_HAS_PREFETCH 12001e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12011e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1202ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12039cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12041e5f1caaSRalf Baechle help 12051e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12061e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12071e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12081e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12091e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12101da177e4SLinus Torvalds 12111da177e4SLinus Torvaldsconfig CPU_R3000 12121da177e4SLinus Torvalds bool "R3000" 12137cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1214f7062ddbSRalf Baechle select CPU_HAS_WB 1215ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1216797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12171da177e4SLinus Torvalds help 12181da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12191da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12201da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12211da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12221da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12231da177e4SLinus Torvalds try to recompile with R3000. 12241da177e4SLinus Torvalds 12251da177e4SLinus Torvaldsconfig CPU_TX39XX 12261da177e4SLinus Torvalds bool "R39XX" 12277cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1228ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12291da177e4SLinus Torvalds 12301da177e4SLinus Torvaldsconfig CPU_VR41XX 12311da177e4SLinus Torvalds bool "R41xx" 12327cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1233ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1234ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12351da177e4SLinus Torvalds help 12365e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12371da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12381da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12391da177e4SLinus Torvalds processor or vice versa. 12401da177e4SLinus Torvalds 12411da177e4SLinus Torvaldsconfig CPU_R4300 12421da177e4SLinus Torvalds bool "R4300" 12437cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1244ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1245ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12461da177e4SLinus Torvalds help 12471da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 12481da177e4SLinus Torvalds 12491da177e4SLinus Torvaldsconfig CPU_R4X00 12501da177e4SLinus Torvalds bool "R4x00" 12517cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1252ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1253ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12541da177e4SLinus Torvalds help 12551da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 12561da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 12571da177e4SLinus Torvalds 12581da177e4SLinus Torvaldsconfig CPU_TX49XX 12591da177e4SLinus Torvalds bool "R49XX" 12607cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1261de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1262ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1263ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12641da177e4SLinus Torvalds 12651da177e4SLinus Torvaldsconfig CPU_R5000 12661da177e4SLinus Torvalds bool "R5000" 12677cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1268ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1269ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12701da177e4SLinus Torvalds help 12711da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 12721da177e4SLinus Torvalds 12731da177e4SLinus Torvaldsconfig CPU_R5432 12741da177e4SLinus Torvalds bool "R5432" 12757cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 12765e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12775e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 12781da177e4SLinus Torvalds 1279542c1020SShinya Kuribayashiconfig CPU_R5500 1280542c1020SShinya Kuribayashi bool "R5500" 1281542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1282542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1283542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 12849cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1285542c1020SShinya Kuribayashi help 1286542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1287542c1020SShinya Kuribayashi instruction set. 1288542c1020SShinya Kuribayashi 12891da177e4SLinus Torvaldsconfig CPU_R6000 12901da177e4SLinus Torvalds bool "R6000" 1291ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 12927cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1293ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12941da177e4SLinus Torvalds help 12951da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1296c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 12971da177e4SLinus Torvalds 12981da177e4SLinus Torvaldsconfig CPU_NEVADA 12991da177e4SLinus Torvalds bool "RM52xx" 13007cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1301ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1302ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13031da177e4SLinus Torvalds help 13041da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13051da177e4SLinus Torvalds 13061da177e4SLinus Torvaldsconfig CPU_R8000 13071da177e4SLinus Torvalds bool "R8000" 1308ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13097cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13105e83d430SRalf Baechle select CPU_HAS_PREFETCH 1311ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13121da177e4SLinus Torvalds help 13131da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13141da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13151da177e4SLinus Torvalds 13161da177e4SLinus Torvaldsconfig CPU_R10000 13171da177e4SLinus Torvalds bool "R10000" 13187cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13195e83d430SRalf Baechle select CPU_HAS_PREFETCH 1320ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1321ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1322797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13231da177e4SLinus Torvalds help 13241da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13251da177e4SLinus Torvalds 13261da177e4SLinus Torvaldsconfig CPU_RM7000 13271da177e4SLinus Torvalds bool "RM7000" 13287cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13295e83d430SRalf Baechle select CPU_HAS_PREFETCH 1330ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1331ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1332797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13331da177e4SLinus Torvalds 13341da177e4SLinus Torvaldsconfig CPU_RM9000 13351da177e4SLinus Torvalds bool "RM9000" 13367cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 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 13410004a9dfSRalf Baechle select WEAK_ORDERING 13421da177e4SLinus Torvalds 13431da177e4SLinus Torvaldsconfig CPU_SB1 13441da177e4SLinus Torvalds bool "SB1" 13457cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 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 1351a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1352a86c7f72SDavid Daney bool "Cavium Octeon processor" 13535e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1354a86c7f72SDavid Daney select IRQ_CPU 1355a86c7f72SDavid Daney select IRQ_CPU_OCTEON 1356a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1357a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1358a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1359a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1360a86c7f72SDavid Daney select WEAK_ORDERING 1361a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 13629cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1363a86c7f72SDavid Daney help 1364a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1365a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1366a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1367a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1368a86c7f72SDavid Daney 1369c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1370c1c0c461SKevin Cernekee bool "BMIPS3300" 1371c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 1372c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1373c1c0c461SKevin Cernekee select IRQ_CPU 1374c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1375c1c0c461SKevin Cernekee select SYS_SUPPORTS_32BIT_KERNEL 1376c1c0c461SKevin Cernekee select WEAK_ORDERING 1377c1c0c461SKevin Cernekee help 1378c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1379c1c0c461SKevin Cernekee 1380c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1381c1c0c461SKevin Cernekee bool "BMIPS4350" 1382c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 1383c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1384c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1385c1c0c461SKevin Cernekee select IRQ_CPU 1386c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1387c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1388c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1389c1c0c461SKevin Cernekee select WEAK_ORDERING 1390c1c0c461SKevin Cernekee help 1391c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1392c1c0c461SKevin Cernekee 1393c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1394c1c0c461SKevin Cernekee bool "BMIPS4380" 1395c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 1396c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1397c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1398c1c0c461SKevin Cernekee select IRQ_CPU 1399c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1400c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1401c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1402c1c0c461SKevin Cernekee select WEAK_ORDERING 1403c1c0c461SKevin Cernekee help 1404c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1405c1c0c461SKevin Cernekee 1406c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1407c1c0c461SKevin Cernekee bool "BMIPS5000" 1408c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 1409c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1410c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 1411c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1412c1c0c461SKevin Cernekee select IRQ_CPU 1413c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1414c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1415c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1416c1c0c461SKevin Cernekee select WEAK_ORDERING 1417c1c0c461SKevin Cernekee help 1418c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1419c1c0c461SKevin Cernekee 14201da177e4SLinus Torvaldsendchoice 14211da177e4SLinus Torvalds 1422622844bfSWu Zhangjinif CPU_LOONGSON2F 1423622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1424622844bfSWu Zhangjin bool 1425622844bfSWu Zhangjin 1426622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1427622844bfSWu Zhangjin bool 1428622844bfSWu Zhangjin 1429622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1430622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1431622844bfSWu Zhangjin default y 1432622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1433622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1434622844bfSWu Zhangjin help 1435622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1436622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1437622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1438622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1439622844bfSWu Zhangjin 1440622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1441622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1442622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1443622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1444622844bfSWu Zhangjin systems. 1445622844bfSWu Zhangjin 1446622844bfSWu Zhangjin If unsure, please say Y. 1447622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1448622844bfSWu Zhangjin 14491b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 14501b93b3c3SWu Zhangjin bool 14511b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 14521b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 14531b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1454fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 14551b93b3c3SWu Zhangjin 14561b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 14571b93b3c3SWu Zhangjin bool 14581b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 14591b93b3c3SWu Zhangjin 14603702bba5SWu Zhangjinconfig CPU_LOONGSON2 14613702bba5SWu Zhangjin bool 14623702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 14633702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 14643702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 14653702bba5SWu Zhangjin 14663702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 14672a21c730SFuxin Zhang bool 14682a21c730SFuxin Zhang 14696f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 14706f7a251aSWu Zhangjin bool 147155045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 147255045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 147322f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 14746f7a251aSWu Zhangjin 14757cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 14767cf8053bSRalf Baechle bool 14777cf8053bSRalf Baechle 14787cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 14797cf8053bSRalf Baechle bool 14807cf8053bSRalf Baechle 14817cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 14827cf8053bSRalf Baechle bool 14837cf8053bSRalf Baechle 14847cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 14857cf8053bSRalf Baechle bool 14867cf8053bSRalf Baechle 14877cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 14887cf8053bSRalf Baechle bool 14897cf8053bSRalf Baechle 14907cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 14917cf8053bSRalf Baechle bool 14927cf8053bSRalf Baechle 14937cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 14947cf8053bSRalf Baechle bool 14957cf8053bSRalf Baechle 14967cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 14977cf8053bSRalf Baechle bool 14987cf8053bSRalf Baechle 14997cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15007cf8053bSRalf Baechle bool 15017cf8053bSRalf Baechle 15027cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 15037cf8053bSRalf Baechle bool 15047cf8053bSRalf Baechle 15057cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 15067cf8053bSRalf Baechle bool 15077cf8053bSRalf Baechle 15087cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 15097cf8053bSRalf Baechle bool 15107cf8053bSRalf Baechle 1511542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1512542c1020SShinya Kuribayashi bool 1513542c1020SShinya Kuribayashi 15147cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 15157cf8053bSRalf Baechle bool 15167cf8053bSRalf Baechle 15177cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 15187cf8053bSRalf Baechle bool 15197cf8053bSRalf Baechle 15207cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 15217cf8053bSRalf Baechle bool 15227cf8053bSRalf Baechle 15237cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 15247cf8053bSRalf Baechle bool 15257cf8053bSRalf Baechle 15267cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 15277cf8053bSRalf Baechle bool 15287cf8053bSRalf Baechle 15297cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 15307cf8053bSRalf Baechle bool 15317cf8053bSRalf Baechle 15327cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 15337cf8053bSRalf Baechle bool 15347cf8053bSRalf Baechle 15355e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 15365e683389SDavid Daney bool 15375e683389SDavid Daney 1538c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1539c1c0c461SKevin Cernekee bool 1540c1c0c461SKevin Cernekee 1541c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1542c1c0c461SKevin Cernekee bool 1543c1c0c461SKevin Cernekee 1544c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1545c1c0c461SKevin Cernekee bool 1546c1c0c461SKevin Cernekee 1547c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1548c1c0c461SKevin Cernekee bool 1549c1c0c461SKevin Cernekee 155017099b11SRalf Baechle# 155117099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 155217099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 155317099b11SRalf Baechle# 15540004a9dfSRalf Baechleconfig WEAK_ORDERING 15550004a9dfSRalf Baechle bool 155617099b11SRalf Baechle 155717099b11SRalf Baechle# 155817099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 155917099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 156017099b11SRalf Baechle# 156117099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 156217099b11SRalf Baechle bool 15635e83d430SRalf Baechleendmenu 15645e83d430SRalf Baechle 15655e83d430SRalf Baechle# 15665e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 15675e83d430SRalf Baechle# 15685e83d430SRalf Baechleconfig CPU_MIPS32 15695e83d430SRalf Baechle bool 15705e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 15715e83d430SRalf Baechle 15725e83d430SRalf Baechleconfig CPU_MIPS64 15735e83d430SRalf Baechle bool 15745e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 15755e83d430SRalf Baechle 15765e83d430SRalf Baechle# 1577c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 15785e83d430SRalf Baechle# 15795e83d430SRalf Baechleconfig CPU_MIPSR1 15805e83d430SRalf Baechle bool 15815e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 15825e83d430SRalf Baechle 15835e83d430SRalf Baechleconfig CPU_MIPSR2 15845e83d430SRalf Baechle bool 1585a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 15865e83d430SRalf Baechle 15875e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 15885e83d430SRalf Baechle bool 15895e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 15905e83d430SRalf Baechle bool 15915e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 15925e83d430SRalf Baechle bool 15935e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 15945e83d430SRalf Baechle bool 159555045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 159655045ff5SWu Zhangjin bool 159755045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 159855045ff5SWu Zhangjin bool 15999cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 16009cffd154SDavid Daney bool 160122f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 160222f1fdfdSWu Zhangjin bool 160382622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 160482622284SDavid Daney bool 160582622284SDavid Daney default y if 64BIT && CPU_MIPSR2 16065e83d430SRalf Baechle 16078192c9eaSDavid Daney# 16088192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 16098192c9eaSDavid Daney# 16108192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 16118192c9eaSDavid Daney bool 1612f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 16138192c9eaSDavid Daney 16145e83d430SRalf Baechlemenu "Kernel type" 16155e83d430SRalf Baechle 16165e83d430SRalf Baechlechoice 16175e83d430SRalf Baechle 16185e83d430SRalf Baechle prompt "Kernel code model" 16195e83d430SRalf Baechle help 16205e83d430SRalf Baechle You should only select this option if you have a workload that 16215e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 16225e83d430SRalf Baechle large memory. You will only be presented a single option in this 16235e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 16245e83d430SRalf Baechle 16255e83d430SRalf Baechleconfig 32BIT 16265e83d430SRalf Baechle bool "32-bit kernel" 16275e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 16285e83d430SRalf Baechle select TRAD_SIGNALS 16295e83d430SRalf Baechle help 16305e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 16315e83d430SRalf Baechleconfig 64BIT 16325e83d430SRalf Baechle bool "64-bit kernel" 16335e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1634dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 16355e83d430SRalf Baechle help 16365e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 16375e83d430SRalf Baechle 16385e83d430SRalf Baechleendchoice 16395e83d430SRalf Baechle 16401da177e4SLinus Torvaldschoice 16411da177e4SLinus Torvalds prompt "Kernel page size" 16421da177e4SLinus Torvalds default PAGE_SIZE_4KB 16431da177e4SLinus Torvalds 16441da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 16451da177e4SLinus Torvalds bool "4kB" 1646315fe625SWu Zhangjin depends on !CPU_LOONGSON2 16471da177e4SLinus Torvalds help 16481da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 16491da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 16501da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 16511da177e4SLinus Torvalds recommended for low memory systems. 16521da177e4SLinus Torvalds 16531da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 16541da177e4SLinus Torvalds bool "8kB" 1655c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 16561da177e4SLinus Torvalds help 16571da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 16581da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1659c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1660c52399beSRalf Baechle suitable Linux distribution to support this. 16611da177e4SLinus Torvalds 16621da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 16631da177e4SLinus Torvalds bool "16kB" 1664714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 16651da177e4SLinus Torvalds help 16661da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 16671da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1668714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1669714bfad6SRalf Baechle Linux distribution to support this. 16701da177e4SLinus Torvalds 1671c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1672c52399beSRalf Baechle bool "32kB" 1673c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1674c52399beSRalf Baechle help 1675c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1676c52399beSRalf Baechle the price of higher memory consumption. This option is available 1677c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1678c52399beSRalf Baechle distribution to support this. 1679c52399beSRalf Baechle 16801da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 16811da177e4SLinus Torvalds bool "64kB" 16821da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 16831da177e4SLinus Torvalds help 16841da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 16851da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 16861da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1687714bfad6SRalf Baechle writing this option is still high experimental. 16881da177e4SLinus Torvalds 16891da177e4SLinus Torvaldsendchoice 16901da177e4SLinus Torvalds 1691c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1692c9bace7cSDavid Daney int "Maximum zone order" 1693c9bace7cSDavid Daney range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1694c9bace7cSDavid Daney default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1695c9bace7cSDavid Daney range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1696c9bace7cSDavid Daney default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1697c9bace7cSDavid Daney range 11 64 1698c9bace7cSDavid Daney default "11" 1699c9bace7cSDavid Daney help 1700c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1701c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1702c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1703c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1704c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1705c9bace7cSDavid Daney increase this value. 1706c9bace7cSDavid Daney 1707c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1708c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1709c9bace7cSDavid Daney 1710c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1711c9bace7cSDavid Daney when choosing a value for this option. 1712c9bace7cSDavid Daney 17131da177e4SLinus Torvaldsconfig BOARD_SCACHE 17141da177e4SLinus Torvalds bool 17151da177e4SLinus Torvalds 17161da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 17171da177e4SLinus Torvalds bool 17181da177e4SLinus Torvalds select BOARD_SCACHE 17191da177e4SLinus Torvalds 17209318c51aSChris Dearman# 17219318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 17229318c51aSChris Dearman# 17239318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 17249318c51aSChris Dearman bool 17259318c51aSChris Dearman select BOARD_SCACHE 17269318c51aSChris Dearman 17271da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 17281da177e4SLinus Torvalds bool 17291da177e4SLinus Torvalds select BOARD_SCACHE 17301da177e4SLinus Torvalds 17311da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 17321da177e4SLinus Torvalds bool 17331da177e4SLinus Torvalds select BOARD_SCACHE 17341da177e4SLinus Torvalds 17351da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 17361da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 17371da177e4SLinus Torvalds depends on CPU_SB1 17381da177e4SLinus Torvalds help 17391da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 17401da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 17411da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 17421da177e4SLinus Torvalds 17431da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1744c8094b53SRalf Baechle bool 17451da177e4SLinus Torvalds 1746340ee4b9SRalf Baechlechoice 1747340ee4b9SRalf Baechle prompt "MIPS MT options" 1748f41ae0b2SRalf Baechle 1749f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1750f41ae0b2SRalf Baechle bool "Disable multithreading support." 1751f41ae0b2SRalf Baechle help 1752f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1753f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1754f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1755f41ae0b2SRalf Baechle option in this menu. 1756340ee4b9SRalf Baechle 175759d6ab86SRalf Baechleconfig MIPS_MT_SMP 175859d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 175959d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 176059d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1761d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 176259d6ab86SRalf Baechle select MIPS_MT 1763f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 176459d6ab86SRalf Baechle select SMP 17650ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 176659d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 176787353d8aSRalf Baechle select SMP_UP 176859d6ab86SRalf Baechle help 176925f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 177025f12b33SRalf Baechle marketesed into SMVP. 177125f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 177225f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 177325f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 177425f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 177525f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 177625f12b33SRalf Baechle what Intel calls Hyperthreading. 177725f12b33SRalf Baechle 177825f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 177959d6ab86SRalf Baechle 178041c594abSRalf Baechleconfig MIPS_MT_SMTC 178141c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1782f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1783f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1784f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1785f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1786d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1787f41ae0b2SRalf Baechle select MIPS_MT 1788130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 178941c594abSRalf Baechle select SMP 179073b76c78SRalf Baechle select SYS_SUPPORTS_SMP 179187353d8aSRalf Baechle select SMP_UP 1792f41ae0b2SRalf Baechle help 1793f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1794f41ae0b2SRalf Baechle marketesed into SMVP. 179525f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 179625f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 179725f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 179825f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 179925f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 180025f12b33SRalf Baechle decision. 180125f12b33SRalf Baechle 180225f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 180341c594abSRalf Baechle 1804340ee4b9SRalf Baechleendchoice 1805340ee4b9SRalf Baechle 1806f41ae0b2SRalf Baechleconfig MIPS_MT 1807f41ae0b2SRalf Baechle bool 1808f41ae0b2SRalf Baechle 18090ab7aefcSRalf Baechleconfig SCHED_SMT 18100ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 18110ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 18120ab7aefcSRalf Baechle default n 18130ab7aefcSRalf Baechle help 18140ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 18150ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 18160ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 18170ab7aefcSRalf Baechle 18180ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 18190ab7aefcSRalf Baechle bool 18200ab7aefcSRalf Baechle 18210ab7aefcSRalf Baechle 1822f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1823f41ae0b2SRalf Baechle bool 1824f41ae0b2SRalf Baechle 1825f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1826f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1827f088fc84SRalf Baechle default y 182807cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 182907cc0c9eSRalf Baechle 183007cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 183107cc0c9eSRalf Baechle bool "VPE loader support." 183207cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 183307cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 183407cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 183507cc0c9eSRalf Baechle select MIPS_MT 183607cc0c9eSRalf Baechle help 183707cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 183807cc0c9eSRalf Baechle onto another VPE and running it. 1839f088fc84SRalf Baechle 18400db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 18410db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 18420db34215SKevin D. Kissell depends on MIPS_MT_SMTC 18438531a35eSKevin D. Kissell default n 18440db34215SKevin D. Kissell help 18450db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 18460db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 18470db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 18480db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 18490db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 18508531a35eSKevin D. Kissell impact on interrupt service overhead. 18510db34215SKevin D. Kissell 1852f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1853f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1854f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1855f571eff0SKevin D. Kissell default n 1856f571eff0SKevin D. Kissell help 1857f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1858f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1859f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 18608531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 18618531a35eSKevin D. Kissell should be used only if you know what you are doing. 1862f571eff0SKevin D. Kissell 1863e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1864e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1865e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1866e01402b1SRalf Baechle default y 1867e01402b1SRalf Baechle help 1868e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1869e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1870e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1871e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1872e01402b1SRalf Baechle 1873e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1874e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1875e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1876e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 18775e83d430SRalf Baechle help 1878e01402b1SRalf Baechle 18792600990eSRalf Baechleconfig MIPS_APSP_KSPD 18802600990eSRalf Baechle bool "Enable KSPD" 18812600990eSRalf Baechle depends on MIPS_VPE_APSP_API 18822600990eSRalf Baechle default y 18832600990eSRalf Baechle help 18842600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 18852600990eSRalf Baechle side, actions them and returns the results. It also handles the 18862600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 18872600990eSRalf Baechle exiting. You probably want to say yes here. 18882600990eSRalf Baechle 18894a16ff4cSRalf Baechleconfig MIPS_CMP 18904a16ff4cSRalf Baechle bool "MIPS CMP framework support" 18914a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1892eb9b5141STim Anderson select SYNC_R4K 18934a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 18944a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 18954a16ff4cSRalf Baechle select WEAK_ORDERING 18964a16ff4cSRalf Baechle default n 18974a16ff4cSRalf Baechle help 18984a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 18994a16ff4cSRalf Baechle be handled differently... 19004a16ff4cSRalf Baechle 19011da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 19021da177e4SLinus Torvalds bool 19031da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 19041da177e4SLinus Torvalds default y 19051da177e4SLinus Torvalds 19061da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 19071da177e4SLinus Torvalds bool 19081da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 19091da177e4SLinus Torvalds default y 19101da177e4SLinus Torvalds 19111da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 19121da177e4SLinus Torvalds bool 19131da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 19141da177e4SLinus Torvalds default y 19151da177e4SLinus Torvalds 19161da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1917d806cb2bSRalf Baechle bool 19181da177e4SLinus Torvalds 191960ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 192060ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 192160ec6571Spascal@pabr.org 19229693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 19239693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 19249693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 19259693a853SFranck Bui-Huu help 19269693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 19279693a853SFranck Bui-Huu increased security at both hardware and software level for 19289693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 19299693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 19309693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 19319693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 19329693a853SFranck Bui-Huu here. 19339693a853SFranck Bui-Huu 19341da177e4SLinus Torvaldsconfig CPU_HAS_WB 1935f7062ddbSRalf Baechle bool 1936e01402b1SRalf Baechle 1937f41ae0b2SRalf Baechle# 1938f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 1939f41ae0b2SRalf Baechle# 1940e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 1941f41ae0b2SRalf Baechle bool 1942e01402b1SRalf Baechle 1943f41ae0b2SRalf Baechle# 1944f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 1945f41ae0b2SRalf Baechle# 1946e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 1947f41ae0b2SRalf Baechle bool 1948e01402b1SRalf Baechle 19491da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 19501da177e4SLinus Torvalds bool 19511da177e4SLinus Torvalds depends on !CPU_R3000 19521da177e4SLinus Torvalds default y 19531da177e4SLinus Torvalds 1954ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 1955ea580401SRalf Baechle bool 1956ea580401SRalf Baechle 19571da177e4SLinus Torvalds# 195820d60d99SMaciej W. Rozycki# CPU non-features 195920d60d99SMaciej W. Rozycki# 196020d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 196120d60d99SMaciej W. Rozycki bool 196220d60d99SMaciej W. Rozycki 196320d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 196420d60d99SMaciej W. Rozycki bool 196520d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 196620d60d99SMaciej W. Rozycki 196720d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 196820d60d99SMaciej W. Rozycki bool 196920d60d99SMaciej W. Rozycki 197020d60d99SMaciej W. Rozycki# 19711da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 19721da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 19731da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 19741da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 19751da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 19761da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 19771da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 19781da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 1979797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 1980797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 1981797798c1SRalf Baechle# support. 19821da177e4SLinus Torvalds# 19831da177e4SLinus Torvaldsconfig HIGHMEM 19841da177e4SLinus Torvalds bool "High Memory Support" 1985797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 1986797798c1SRalf Baechle 1987797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 1988797798c1SRalf Baechle bool 1989797798c1SRalf Baechle 1990797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 1991797798c1SRalf Baechle bool 19921da177e4SLinus Torvalds 19939693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 19949693a853SFranck Bui-Huu bool 19959693a853SFranck Bui-Huu 1996b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 1997b4819b59SYoichi Yuasa def_bool y 1998f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 1999b4819b59SYoichi Yuasa 2000d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2001d8cb4e11SRalf Baechle bool 2002d8cb4e11SRalf Baechle default y if SGI_IP27 2003d8cb4e11SRalf Baechle help 20043dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2005d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2006d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2007d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2008d8cb4e11SRalf Baechle 2009cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 2010cce335aeSRalf Baechle def_bool y 2011cce335aeSRalf Baechle 2012b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2013b1c6cd42SAtsushi Nemoto bool 20147de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 201531473747SAtsushi Nemoto 2016d8cb4e11SRalf Baechleconfig NUMA 2017d8cb4e11SRalf Baechle bool "NUMA Support" 2018d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2019d8cb4e11SRalf Baechle help 2020d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2021d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2022d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2023d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2024d8cb4e11SRalf Baechle disabled. 2025d8cb4e11SRalf Baechle 2026d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2027d8cb4e11SRalf Baechle bool 2028d8cb4e11SRalf Baechle 2029c80d79d7SYasunori Gotoconfig NODES_SHIFT 2030c80d79d7SYasunori Goto int 2031c80d79d7SYasunori Goto default "6" 2032c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2033c80d79d7SYasunori Goto 203414f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 203514f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 203614f70012SDeng-Cheng Zhu depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32 203714f70012SDeng-Cheng Zhu default y 203814f70012SDeng-Cheng Zhu help 203914f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 204014f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 204114f70012SDeng-Cheng Zhu 2042b4819b59SYoichi Yuasasource "mm/Kconfig" 2043b4819b59SYoichi Yuasa 20441da177e4SLinus Torvaldsconfig SMP 20451da177e4SLinus Torvalds bool "Multi-Processing support" 2046e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2047b4b30a5aSRalf Baechle select IRQ_PER_CPU 20482f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2049e73ea273SRalf Baechle help 20501da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 20511da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 20521da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 20531da177e4SLinus Torvalds 20541da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 20551da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 20561da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 20571da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 20581da177e4SLinus Torvalds will run faster if you say N here. 20591da177e4SLinus Torvalds 20601da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 20611da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 20621da177e4SLinus Torvalds 206303502faaSAdrian Bunk See also the SMP-HOWTO available at 206403502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 20651da177e4SLinus Torvalds 20661da177e4SLinus Torvalds If you don't know what to do here, say N. 20671da177e4SLinus Torvalds 206887353d8aSRalf Baechleconfig SMP_UP 206987353d8aSRalf Baechle bool 207087353d8aSRalf Baechle 20714a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 20724a16ff4cSRalf Baechle bool 20734a16ff4cSRalf Baechle 2074e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2075e73ea273SRalf Baechle bool 2076e73ea273SRalf Baechle 207772ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 207872ede9b1SAtsushi Nemoto bool 207972ede9b1SAtsushi Nemoto 2080130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2081130e2fb7SRalf Baechle bool 2082130e2fb7SRalf Baechle 2083130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2084130e2fb7SRalf Baechle bool 2085130e2fb7SRalf Baechle 2086130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2087130e2fb7SRalf Baechle bool 2088130e2fb7SRalf Baechle 2089130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2090130e2fb7SRalf Baechle bool 2091130e2fb7SRalf Baechle 2092130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2093130e2fb7SRalf Baechle bool 2094130e2fb7SRalf Baechle 2095130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2096130e2fb7SRalf Baechle bool 2097130e2fb7SRalf Baechle 20981da177e4SLinus Torvaldsconfig NR_CPUS 20991da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 210072ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 21011da177e4SLinus Torvalds depends on SMP 210272ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2103130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2104130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2105130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2106130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2107130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2108130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 21091da177e4SLinus Torvalds help 21101da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 21111da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 21121da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 211372ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 211472ede9b1SAtsushi Nemoto and 2 for all others. 21151da177e4SLinus Torvalds 21161da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 211772ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 211872ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 211972ede9b1SAtsushi Nemoto power of two. 21201da177e4SLinus Torvalds 2121c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2122c4eee283SAtsushi Nemoto 21231723b4a3SAtsushi Nemoto# 21241723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 21251723b4a3SAtsushi Nemoto# 21261723b4a3SAtsushi Nemoto 21271723b4a3SAtsushi Nemotochoice 21281723b4a3SAtsushi Nemoto prompt "Timer frequency" 21291723b4a3SAtsushi Nemoto default HZ_250 21301723b4a3SAtsushi Nemoto help 21311723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 21321723b4a3SAtsushi Nemoto 21331723b4a3SAtsushi Nemoto config HZ_48 21340f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 21351723b4a3SAtsushi Nemoto 21361723b4a3SAtsushi Nemoto config HZ_100 21371723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 21381723b4a3SAtsushi Nemoto 21391723b4a3SAtsushi Nemoto config HZ_128 21401723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 21411723b4a3SAtsushi Nemoto 21421723b4a3SAtsushi Nemoto config HZ_250 21431723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 21441723b4a3SAtsushi Nemoto 21451723b4a3SAtsushi Nemoto config HZ_256 21461723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 21471723b4a3SAtsushi Nemoto 21481723b4a3SAtsushi Nemoto config HZ_1000 21491723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 21501723b4a3SAtsushi Nemoto 21511723b4a3SAtsushi Nemoto config HZ_1024 21521723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 21531723b4a3SAtsushi Nemoto 21541723b4a3SAtsushi Nemotoendchoice 21551723b4a3SAtsushi Nemoto 21561723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 21571723b4a3SAtsushi Nemoto bool 21581723b4a3SAtsushi Nemoto 21591723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 21601723b4a3SAtsushi Nemoto bool 21611723b4a3SAtsushi Nemoto 21621723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 21631723b4a3SAtsushi Nemoto bool 21641723b4a3SAtsushi Nemoto 21651723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 21661723b4a3SAtsushi Nemoto bool 21671723b4a3SAtsushi Nemoto 21681723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 21691723b4a3SAtsushi Nemoto bool 21701723b4a3SAtsushi Nemoto 21711723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 21721723b4a3SAtsushi Nemoto bool 21731723b4a3SAtsushi Nemoto 21741723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 21751723b4a3SAtsushi Nemoto bool 21761723b4a3SAtsushi Nemoto 21771723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 21781723b4a3SAtsushi Nemoto bool 21791723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 21801723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 21811723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 21821723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 21831723b4a3SAtsushi Nemoto 21841723b4a3SAtsushi Nemotoconfig HZ 21851723b4a3SAtsushi Nemoto int 21861723b4a3SAtsushi Nemoto default 48 if HZ_48 21871723b4a3SAtsushi Nemoto default 100 if HZ_100 21881723b4a3SAtsushi Nemoto default 128 if HZ_128 21891723b4a3SAtsushi Nemoto default 250 if HZ_250 21901723b4a3SAtsushi Nemoto default 256 if HZ_256 21911723b4a3SAtsushi Nemoto default 1000 if HZ_1000 21921723b4a3SAtsushi Nemoto default 1024 if HZ_1024 21931723b4a3SAtsushi Nemoto 2194e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 21951da177e4SLinus Torvalds 21961da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 21971da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2198875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 21991da177e4SLinus Torvalds help 22001da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 22011da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 22021da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 22031da177e4SLinus Torvalds This will result in additional memory usage, so it is not 22041da177e4SLinus Torvalds recommended for normal users. 22051da177e4SLinus Torvalds 2206ea6e942bSAtsushi Nemotoconfig KEXEC 2207ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2208ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2209ea6e942bSAtsushi Nemoto help 2210ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2211ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 22123dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2213ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2214ea6e942bSAtsushi Nemoto 221501dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2216ea6e942bSAtsushi Nemoto 2217ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2218ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2219ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2220ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2221ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2222ea6e942bSAtsushi Nemoto 2223ea6e942bSAtsushi Nemotoconfig SECCOMP 2224ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2225293c5bd1SRalf Baechle depends on PROC_FS 2226ea6e942bSAtsushi Nemoto default y 2227ea6e942bSAtsushi Nemoto help 2228ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2229ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2230ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2231ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2232ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2233ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2234ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2235ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2236ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2237ea6e942bSAtsushi Nemoto 2238ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2239ea6e942bSAtsushi Nemoto 2240f2ffa5abSDezhong Diaoconfig USE_OF 2241f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2242f2ffa5abSDezhong Diao select OF 2243e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2244f2ffa5abSDezhong Diao help 2245f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2246f2ffa5abSDezhong Diao 22475e83d430SRalf Baechleendmenu 22485e83d430SRalf Baechle 22491df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 22501df0f0ffSAtsushi Nemoto bool 22511df0f0ffSAtsushi Nemoto default y 22521df0f0ffSAtsushi Nemoto 22531df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 22541df0f0ffSAtsushi Nemoto bool 22551df0f0ffSAtsushi Nemoto default y 22561df0f0ffSAtsushi Nemoto 2257b6c3539bSRalf Baechlesource "init/Kconfig" 2258b6c3539bSRalf Baechle 2259dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2260dc52ddc0SMatt Helsley 22611da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 22621da177e4SLinus Torvalds 22635e83d430SRalf Baechleconfig HW_HAS_EISA 22645e83d430SRalf Baechle bool 22651da177e4SLinus Torvaldsconfig HW_HAS_PCI 22661da177e4SLinus Torvalds bool 22671da177e4SLinus Torvalds 22681da177e4SLinus Torvaldsconfig PCI 22691da177e4SLinus Torvalds bool "Support for PCI controller" 22701da177e4SLinus Torvalds depends on HW_HAS_PCI 2271abb4ae46SRalf Baechle select PCI_DOMAINS 22721da177e4SLinus Torvalds help 22731da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 22741da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 22751da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 22761da177e4SLinus Torvalds say Y, otherwise N. 22771da177e4SLinus Torvalds 22781da177e4SLinus Torvaldsconfig PCI_DOMAINS 22791da177e4SLinus Torvalds bool 22801da177e4SLinus Torvalds 22811da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 22821da177e4SLinus Torvalds 22831da177e4SLinus Torvalds# 22841da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 22851da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 22861da177e4SLinus Torvalds# users to choose the right thing ... 22871da177e4SLinus Torvalds# 22881da177e4SLinus Torvaldsconfig ISA 22891da177e4SLinus Torvalds bool 22901da177e4SLinus Torvalds 22911da177e4SLinus Torvaldsconfig EISA 22921da177e4SLinus Torvalds bool "EISA support" 22935e83d430SRalf Baechle depends on HW_HAS_EISA 22941da177e4SLinus Torvalds select ISA 2295aa414dffSRalf Baechle select GENERIC_ISA_DMA 22961da177e4SLinus Torvalds ---help--- 22971da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 22981da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 22991da177e4SLinus Torvalds 23001da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 23011da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 23021da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 23031da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 23041da177e4SLinus Torvalds 23051da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 23061da177e4SLinus Torvalds 23071da177e4SLinus Torvalds Otherwise, say N. 23081da177e4SLinus Torvalds 23091da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 23101da177e4SLinus Torvalds 23111da177e4SLinus Torvaldsconfig TC 23121da177e4SLinus Torvalds bool "TURBOchannel support" 23131da177e4SLinus Torvalds depends on MACH_DECSTATION 23141da177e4SLinus Torvalds help 231550a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 231650a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 231750a23e6eSJustin P. Mattock at: 231850a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 231950a23e6eSJustin P. Mattock and: 232050a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 232150a23e6eSJustin P. Mattock Linux driver support status is documented at: 232250a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 23231da177e4SLinus Torvalds 23241da177e4SLinus Torvalds#config ACCESSBUS 23251da177e4SLinus Torvalds# bool "Access.Bus support" 23261da177e4SLinus Torvalds# depends on TC 23271da177e4SLinus Torvalds 23281da177e4SLinus Torvaldsconfig MMU 23291da177e4SLinus Torvalds bool 23301da177e4SLinus Torvalds default y 23311da177e4SLinus Torvalds 2332d865bea4SRalf Baechleconfig I8253 2333d865bea4SRalf Baechle bool 23349726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2335d865bea4SRalf Baechle 2336cce335aeSRalf Baechleconfig ZONE_DMA32 2337cce335aeSRalf Baechle bool 2338cce335aeSRalf Baechle 23391da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 23401da177e4SLinus Torvalds 23411da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 23421da177e4SLinus Torvalds 23431da177e4SLinus Torvaldsendmenu 23441da177e4SLinus Torvalds 23451da177e4SLinus Torvaldsmenu "Executable file formats" 23461da177e4SLinus Torvalds 23471da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 23481da177e4SLinus Torvalds 23491da177e4SLinus Torvaldsconfig TRAD_SIGNALS 23501da177e4SLinus Torvalds bool 23511da177e4SLinus Torvalds 23521da177e4SLinus Torvaldsconfig MIPS32_COMPAT 23531da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2354875d43e7SRalf Baechle depends on 64BIT 23551da177e4SLinus Torvalds help 23561da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 23571da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 23581da177e4SLinus Torvalds currently 32-bit you should say Y here. 23591da177e4SLinus Torvalds 23601da177e4SLinus Torvaldsconfig COMPAT 23611da177e4SLinus Torvalds bool 23621da177e4SLinus Torvalds depends on MIPS32_COMPAT 23631da177e4SLinus Torvalds default y 23641da177e4SLinus Torvalds 236505e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 236605e43966SAtsushi Nemoto bool 236705e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 236805e43966SAtsushi Nemoto default y 236905e43966SAtsushi Nemoto 23701da177e4SLinus Torvaldsconfig MIPS32_O32 23711da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 23721da177e4SLinus Torvalds depends on MIPS32_COMPAT 23731da177e4SLinus Torvalds help 23741da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 23751da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 23761da177e4SLinus Torvalds existing binaries are in this format. 23771da177e4SLinus Torvalds 23781da177e4SLinus Torvalds If unsure, say Y. 23791da177e4SLinus Torvalds 23801da177e4SLinus Torvaldsconfig MIPS32_N32 23811da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 23821da177e4SLinus Torvalds depends on MIPS32_COMPAT 23831da177e4SLinus Torvalds help 23841da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 23851da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 23861da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 23871da177e4SLinus Torvalds cases. 23881da177e4SLinus Torvalds 23891da177e4SLinus Torvalds If unsure, say N. 23901da177e4SLinus Torvalds 23911da177e4SLinus Torvaldsconfig BINFMT_ELF32 23921da177e4SLinus Torvalds bool 23931da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 23941da177e4SLinus Torvalds 23952116245eSRalf Baechleendmenu 23961da177e4SLinus Torvalds 23972116245eSRalf Baechlemenu "Power management options" 2398952fa954SRodolfo Giometti 2399363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2400363c55caSWu Zhangjin def_bool y 24013f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2402363c55caSWu Zhangjin 2403f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2404f4cb5700SJohannes Berg def_bool y 24053f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2406f4cb5700SJohannes Berg 24072116245eSRalf Baechlesource "kernel/power/Kconfig" 2408952fa954SRodolfo Giometti 24091da177e4SLinus Torvaldsendmenu 24101da177e4SLinus Torvalds 24119726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 24129726b43aSWu Zhangjin 2413d5950b43SSam Ravnborgsource "net/Kconfig" 2414d5950b43SSam Ravnborg 24151da177e4SLinus Torvaldssource "drivers/Kconfig" 24161da177e4SLinus Torvalds 24171da177e4SLinus Torvaldssource "fs/Kconfig" 24181da177e4SLinus Torvalds 24191da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 24201da177e4SLinus Torvalds 24211da177e4SLinus Torvaldssource "security/Kconfig" 24221da177e4SLinus Torvalds 24231da177e4SLinus Torvaldssource "crypto/Kconfig" 24241da177e4SLinus Torvalds 242592e88b4eSAurelien Jarnomenuconfig VIRTUALIZATION 242692e88b4eSAurelien Jarno bool "Virtualization" 242792e88b4eSAurelien Jarno default n 242892e88b4eSAurelien Jarno ---help--- 242992e88b4eSAurelien Jarno Say Y here to get to see options for using your Linux host to run other 243092e88b4eSAurelien Jarno operating systems inside virtual machines (guests). 243192e88b4eSAurelien Jarno This option alone does not add any kernel code. 243292e88b4eSAurelien Jarno 243392e88b4eSAurelien Jarno If you say N, all options in this submenu will be skipped and disabled. 243492e88b4eSAurelien Jarno 243592e88b4eSAurelien Jarnoif VIRTUALIZATION 243692e88b4eSAurelien Jarno 243792e88b4eSAurelien Jarnosource drivers/virtio/Kconfig 243892e88b4eSAurelien Jarno 243992e88b4eSAurelien Jarnoendif # VIRTUALIZATION 244092e88b4eSAurelien Jarno 24411da177e4SLinus Torvaldssource "lib/Kconfig" 2442