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 212ab5330ebSMaurus 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 7800664996bSAkinobu Mitaconfig GENERIC_FIND_BIT_LE 7810664996bSAkinobu Mita bool 7820664996bSAkinobu Mita default y 7830664996bSAkinobu Mita 7843c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 7853c9ee7efSAkinobu Mita bool 7863c9ee7efSAkinobu Mita default y 7873c9ee7efSAkinobu Mita 7881da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 7891da177e4SLinus Torvalds bool 7901da177e4SLinus Torvalds default y 7911da177e4SLinus Torvalds 7927bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 7937bcf7717SRalf Baechle bool 7947bcf7717SRalf Baechle default y 7957bcf7717SRalf Baechle 796f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 797f5ff0a28SRalf Baechle bool 798f5ff0a28SRalf Baechle default y 799f5ff0a28SRalf Baechle 800ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8011cc89038SAtsushi Nemoto bool 8021cc89038SAtsushi Nemoto default y 8031cc89038SAtsushi Nemoto 8041da177e4SLinus Torvalds# 8051da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8061da177e4SLinus Torvalds# 8071da177e4SLinus Torvaldsconfig ARC 8081da177e4SLinus Torvalds bool 8091da177e4SLinus Torvalds 81061ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 81161ed242dSRalf Baechle bool 81261ed242dSRalf Baechle 8139267a30dSMarc St-Jeanconfig BOOT_RAW 8149267a30dSMarc St-Jean bool 8159267a30dSMarc St-Jean 816217dd11eSRalf Baechleconfig CEVT_BCM1480 817217dd11eSRalf Baechle bool 818217dd11eSRalf Baechle 8196457d9fcSYoichi Yuasaconfig CEVT_DS1287 8206457d9fcSYoichi Yuasa bool 8216457d9fcSYoichi Yuasa 8221097c6acSYoichi Yuasaconfig CEVT_GT641XX 8231097c6acSYoichi Yuasa bool 8241097c6acSYoichi Yuasa 825779e7d41SManuel Laussconfig CEVT_R4K_LIB 826779e7d41SManuel Lauss bool 827779e7d41SManuel Lauss 82842f77542SRalf Baechleconfig CEVT_R4K 829779e7d41SManuel Lauss select CEVT_R4K_LIB 83042f77542SRalf Baechle bool 83142f77542SRalf Baechle 832217dd11eSRalf Baechleconfig CEVT_SB1250 833217dd11eSRalf Baechle bool 834217dd11eSRalf Baechle 835229f773eSAtsushi Nemotoconfig CEVT_TXX9 836229f773eSAtsushi Nemoto bool 837229f773eSAtsushi Nemoto 838217dd11eSRalf Baechleconfig CSRC_BCM1480 839217dd11eSRalf Baechle bool 840217dd11eSRalf Baechle 8414247417dSYoichi Yuasaconfig CSRC_IOASIC 8424247417dSYoichi Yuasa bool 8434247417dSYoichi Yuasa 844a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 845a3a0f8c8SDavid VomLehn bool 846a3a0f8c8SDavid VomLehn 847779e7d41SManuel Laussconfig CSRC_R4K_LIB 848779e7d41SManuel Lauss bool 849779e7d41SManuel Lauss 850940f6b48SRalf Baechleconfig CSRC_R4K 851779e7d41SManuel Lauss select CSRC_R4K_LIB 852940f6b48SRalf Baechle bool 853940f6b48SRalf Baechle 854217dd11eSRalf Baechleconfig CSRC_SB1250 855217dd11eSRalf Baechle bool 856217dd11eSRalf Baechle 857a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 858a9aec7feSAtsushi Nemoto select GENERIC_GPIO 8597444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 860a9aec7feSAtsushi Nemoto bool 861a9aec7feSAtsushi Nemoto 862df78b5c8SAurelien Jarnoconfig CFE 863df78b5c8SAurelien Jarno bool 864df78b5c8SAurelien Jarno 8651da177e4SLinus Torvaldsconfig DMA_COHERENT 8661da177e4SLinus Torvalds bool 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 8691da177e4SLinus Torvalds bool 870e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 8714ce588cdSRalf Baechle 872e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 8734ce588cdSRalf Baechle bool 8741da177e4SLinus Torvalds 87536a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 8761da177e4SLinus Torvalds bool 8771da177e4SLinus Torvalds 878dbb74540SRalf Baechleconfig HOTPLUG_CPU 8791b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 8801b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 8811b2bc75cSRalf Baechle help 8821b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 8831b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 8841b2bc75cSRalf Baechle (Note: power management support will enable this option 8851b2bc75cSRalf Baechle automatically on SMP systems. ) 8861b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 8871b2bc75cSRalf Baechle 8881b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 889dbb74540SRalf Baechle bool 890dbb74540SRalf Baechle 8911da177e4SLinus Torvaldsconfig I8259 8921da177e4SLinus Torvalds bool 8931da177e4SLinus Torvalds 8941da177e4SLinus Torvaldsconfig MIPS_BONITO64 8951da177e4SLinus Torvalds bool 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvaldsconfig MIPS_MSC 8981da177e4SLinus Torvalds bool 8991da177e4SLinus Torvalds 9001f21d2bdSBrian Murphyconfig MIPS_NILE4 9011f21d2bdSBrian Murphy bool 9021f21d2bdSBrian Murphy 9031da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9041da177e4SLinus Torvalds bool 9051da177e4SLinus Torvalds 90639b8d525SRalf Baechleconfig SYNC_R4K 90739b8d525SRalf Baechle bool 90839b8d525SRalf Baechle 909487d70d0SGabor Juhosconfig MIPS_MACHINE 910487d70d0SGabor Juhos def_bool n 911487d70d0SGabor Juhos 912d388d685SMaciej W. Rozyckiconfig NO_IOPORT 913d388d685SMaciej W. Rozycki def_bool n 914d388d685SMaciej W. Rozycki 9158313da30SRalf Baechleconfig GENERIC_ISA_DMA 9168313da30SRalf Baechle bool 9178313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 918a35bee8aSNamhyung Kim select ISA_DMA_API 9198313da30SRalf Baechle 920aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 921aa414dffSRalf Baechle bool 9228313da30SRalf Baechle select GENERIC_ISA_DMA 923aa414dffSRalf Baechle 924a35bee8aSNamhyung Kimconfig ISA_DMA_API 925a35bee8aSNamhyung Kim bool 926a35bee8aSNamhyung Kim 92709663335SYoichi Yuasaconfig GENERIC_GPIO 92809663335SYoichi Yuasa bool 92909663335SYoichi Yuasa 9305e83d430SRalf Baechle# 9313cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9325e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9335e83d430SRalf Baechle# choice statement should be more obvious to the user. 9345e83d430SRalf Baechle# 9355e83d430SRalf Baechlechoice 9365e83d430SRalf Baechle prompt "Endianess selection" 9371da177e4SLinus Torvalds help 9381da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9395e83d430SRalf Baechle byte order. These modes require different kernels and a different 9403cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9415e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9423dde6ad8SDavid Sterba one or the other endianness. 9435e83d430SRalf Baechle 9445e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 9455e83d430SRalf Baechle bool "Big endian" 9465e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 9475e83d430SRalf Baechle 9485e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 9495e83d430SRalf Baechle bool "Little endian" 9505e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 9515e83d430SRalf Baechle help 9525e83d430SRalf Baechle 9535e83d430SRalf Baechleendchoice 9545e83d430SRalf Baechle 95522b0763aSDavid Daneyconfig EXPORT_UASM 95622b0763aSDavid Daney bool 95722b0763aSDavid Daney 9582116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 9592116245eSRalf Baechle bool 9602116245eSRalf Baechle 9615e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 9625e83d430SRalf Baechle bool 9635e83d430SRalf Baechle 9645e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 9655e83d430SRalf Baechle bool 9661da177e4SLinus Torvalds 9679cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 9689cffd154SDavid Daney bool 9699cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 9709cffd154SDavid Daney default y 9719cffd154SDavid Daney 9721da177e4SLinus Torvaldsconfig IRQ_CPU 9731da177e4SLinus Torvalds bool 9741da177e4SLinus Torvalds 9751da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 9761da177e4SLinus Torvalds bool 9771da177e4SLinus Torvalds 9785e83d430SRalf Baechleconfig IRQ_CPU_RM9K 9795e83d430SRalf Baechle bool 9805e83d430SRalf Baechle 9819267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 9829267a30dSMarc St-Jean bool 9839267a30dSMarc St-Jean 9849267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 9859267a30dSMarc St-Jean bool 9869267a30dSMarc St-Jean 9878420fd00SAtsushi Nemotoconfig IRQ_TXX9 9888420fd00SAtsushi Nemoto bool 9898420fd00SAtsushi Nemoto 990d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 991d5ab1a69SYoichi Yuasa bool 992d5ab1a69SYoichi Yuasa 99339b8d525SRalf Baechleconfig IRQ_GIC 99439b8d525SRalf Baechle bool 99539b8d525SRalf Baechle 996a86c7f72SDavid Daneyconfig IRQ_CPU_OCTEON 997a86c7f72SDavid Daney bool 998a86c7f72SDavid Daney 9991da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 10001da177e4SLinus Torvalds bool 10011da177e4SLinus Torvalds 1002252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10031da177e4SLinus Torvalds bool 10041da177e4SLinus Torvalds 10059267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10069267a30dSMarc St-Jean bool 10079267a30dSMarc St-Jean 1008663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 1009663c3d90Sthomas@koeller.dyndns.org bool 1010663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 1011663c3d90Sthomas@koeller.dyndns.org 1012a83860c2SRalf Baechleconfig SOC_EMMA2RH 1013a83860c2SRalf Baechle bool 1014a83860c2SRalf Baechle select CEVT_R4K 1015a83860c2SRalf Baechle select CSRC_R4K 1016a83860c2SRalf Baechle select DMA_NONCOHERENT 1017a83860c2SRalf Baechle select IRQ_CPU 1018a83860c2SRalf Baechle select SWAP_IO_SPACE 1019a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1020a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1021a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1022a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1023a83860c2SRalf Baechle 1024edb6310aSDaniel Lairdconfig SOC_PNX833X 1025edb6310aSDaniel Laird bool 1026edb6310aSDaniel Laird select CEVT_R4K 1027edb6310aSDaniel Laird select CSRC_R4K 1028edb6310aSDaniel Laird select IRQ_CPU 1029edb6310aSDaniel Laird select DMA_NONCOHERENT 1030edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1031edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1032edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1033edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1034edb6310aSDaniel Laird select GENERIC_GPIO 1035edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1036edb6310aSDaniel Laird 1037edb6310aSDaniel Lairdconfig SOC_PNX8335 1038edb6310aSDaniel Laird bool 1039edb6310aSDaniel Laird select SOC_PNX833X 1040edb6310aSDaniel Laird 1041bdf21b18SPete Popovconfig PNX8550 1042bdf21b18SPete Popov bool 1043bdf21b18SPete Popov select SOC_PNX8550 1044bdf21b18SPete Popov 1045bdf21b18SPete Popovconfig SOC_PNX8550 1046bdf21b18SPete Popov bool 1047bdf21b18SPete Popov select DMA_NONCOHERENT 1048bdf21b18SPete Popov select HW_HAS_PCI 1049b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 105036a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 10517cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 10524ead1681SFlorian Fainelli select GENERIC_GPIO 1053bdf21b18SPete Popov 10541da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 10551da177e4SLinus Torvalds bool 10561da177e4SLinus Torvalds 1057663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1058663c3d90Sthomas@koeller.dyndns.org bool 1059663c3d90Sthomas@koeller.dyndns.org 1060e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1061e2defae5SThomas Bogendoerfer bool 1062e2defae5SThomas Bogendoerfer 10635b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 10645b438c44SThomas Bogendoerfer bool 10655b438c44SThomas Bogendoerfer 1066e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1067e2defae5SThomas Bogendoerfer bool 1068e2defae5SThomas Bogendoerfer 1069e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1070e2defae5SThomas Bogendoerfer bool 1071e2defae5SThomas Bogendoerfer 1072e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1073e2defae5SThomas Bogendoerfer bool 1074e2defae5SThomas Bogendoerfer 1075e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1076e2defae5SThomas Bogendoerfer bool 1077e2defae5SThomas Bogendoerfer 1078e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1079e2defae5SThomas Bogendoerfer bool 1080e2defae5SThomas Bogendoerfer 10815e83d430SRalf Baechleconfig ARC32 10825e83d430SRalf Baechle bool 10835e83d430SRalf Baechle 1084231a35d3SThomas Bogendoerferconfig SNIPROM 1085231a35d3SThomas Bogendoerfer bool 1086231a35d3SThomas Bogendoerfer 10871da177e4SLinus Torvaldsconfig BOOT_ELF32 10881da177e4SLinus Torvalds bool 10891da177e4SLinus Torvalds 10901da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 10911da177e4SLinus Torvalds int 1092c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 10930db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1094a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 10951da177e4SLinus Torvalds default "5" 10961da177e4SLinus Torvalds 10971da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 10981da177e4SLinus Torvalds bool 10991da177e4SLinus Torvalds 11001da177e4SLinus Torvaldsconfig ARC_CONSOLE 11011da177e4SLinus Torvalds bool "ARC console support" 1102e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11031da177e4SLinus Torvalds 11041da177e4SLinus Torvaldsconfig ARC_MEMORY 11051da177e4SLinus Torvalds bool 110614b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11071da177e4SLinus Torvalds default y 11081da177e4SLinus Torvalds 11091da177e4SLinus Torvaldsconfig ARC_PROMLIB 11101da177e4SLinus Torvalds bool 1111e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11121da177e4SLinus Torvalds default y 11131da177e4SLinus Torvalds 11141da177e4SLinus Torvaldsconfig ARC64 11151da177e4SLinus Torvalds bool 11161da177e4SLinus Torvalds 11171da177e4SLinus Torvaldsconfig BOOT_ELF64 11181da177e4SLinus Torvalds bool 11191da177e4SLinus Torvalds 11201da177e4SLinus Torvaldsmenu "CPU selection" 11211da177e4SLinus Torvalds 11221da177e4SLinus Torvaldschoice 11231da177e4SLinus Torvalds prompt "CPU type" 11241da177e4SLinus Torvalds default CPU_R4X00 11251da177e4SLinus Torvalds 11263702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11273702bba5SWu Zhangjin bool "Loongson 2E" 11283702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11293702bba5SWu Zhangjin select CPU_LOONGSON2 11302a21c730SFuxin Zhang help 11312a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11322a21c730SFuxin Zhang with many extensions. 11332a21c730SFuxin Zhang 11346f7a251aSWu Zhangjin It has an internal FPGA northbridge, which is compatiable to 11356f7a251aSWu Zhangjin bonito64. 11366f7a251aSWu Zhangjin 11376f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11386f7a251aSWu Zhangjin bool "Loongson 2F" 11396f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11406f7a251aSWu Zhangjin select CPU_LOONGSON2 1141c197da91SArnaud Patard select GENERIC_GPIO 1142c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11436f7a251aSWu Zhangjin help 11446f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11456f7a251aSWu Zhangjin with many extensions. 11466f7a251aSWu Zhangjin 11476f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11486f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 11496f7a251aSWu Zhangjin Loongson2E. 11506f7a251aSWu Zhangjin 11516e760c8dSRalf Baechleconfig CPU_MIPS32_R1 11526e760c8dSRalf Baechle bool "MIPS32 Release 1" 11537cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 11546e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1155797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1156ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11576e760c8dSRalf Baechle help 11585e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 11591e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11601e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11611e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11621e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11631e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 11641e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 11651e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 11661e5f1caaSRalf Baechle performance. 11671e5f1caaSRalf Baechle 11681e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 11691e5f1caaSRalf Baechle bool "MIPS32 Release 2" 11707cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 11711e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1172797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1173ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11741e5f1caaSRalf Baechle help 11755e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 11766e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11776e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11786e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11796e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11801da177e4SLinus Torvalds 11816e760c8dSRalf Baechleconfig CPU_MIPS64_R1 11826e760c8dSRalf Baechle bool "MIPS64 Release 1" 11837cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1184797798c1SRalf Baechle select CPU_HAS_PREFETCH 1185ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1186ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1187ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11889cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11896e760c8dSRalf Baechle help 11906e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 11916e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11926e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11936e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11946e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11951e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 11961e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 11971e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 11981e5f1caaSRalf Baechle performance. 11991e5f1caaSRalf Baechle 12001e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12011e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12027cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1203797798c1SRalf Baechle select CPU_HAS_PREFETCH 12041e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12051e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1206ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12079cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12081e5f1caaSRalf Baechle help 12091e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12101e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12111e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12121e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12131e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12141da177e4SLinus Torvalds 12151da177e4SLinus Torvaldsconfig CPU_R3000 12161da177e4SLinus Torvalds bool "R3000" 12177cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1218f7062ddbSRalf Baechle select CPU_HAS_WB 1219ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1220797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12211da177e4SLinus Torvalds help 12221da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12231da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12241da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12251da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12261da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12271da177e4SLinus Torvalds try to recompile with R3000. 12281da177e4SLinus Torvalds 12291da177e4SLinus Torvaldsconfig CPU_TX39XX 12301da177e4SLinus Torvalds bool "R39XX" 12317cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1232ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12331da177e4SLinus Torvalds 12341da177e4SLinus Torvaldsconfig CPU_VR41XX 12351da177e4SLinus Torvalds bool "R41xx" 12367cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1237ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1238ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12391da177e4SLinus Torvalds help 12405e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12411da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12421da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12431da177e4SLinus Torvalds processor or vice versa. 12441da177e4SLinus Torvalds 12451da177e4SLinus Torvaldsconfig CPU_R4300 12461da177e4SLinus Torvalds bool "R4300" 12477cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1248ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1249ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12501da177e4SLinus Torvalds help 12511da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 12521da177e4SLinus Torvalds 12531da177e4SLinus Torvaldsconfig CPU_R4X00 12541da177e4SLinus Torvalds bool "R4x00" 12557cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1256ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1257ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12581da177e4SLinus Torvalds help 12591da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 12601da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 12611da177e4SLinus Torvalds 12621da177e4SLinus Torvaldsconfig CPU_TX49XX 12631da177e4SLinus Torvalds bool "R49XX" 12647cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1265de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1266ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1267ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12681da177e4SLinus Torvalds 12691da177e4SLinus Torvaldsconfig CPU_R5000 12701da177e4SLinus Torvalds bool "R5000" 12717cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1272ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1273ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12741da177e4SLinus Torvalds help 12751da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 12761da177e4SLinus Torvalds 12771da177e4SLinus Torvaldsconfig CPU_R5432 12781da177e4SLinus Torvalds bool "R5432" 12797cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 12805e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12815e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 12821da177e4SLinus Torvalds 1283542c1020SShinya Kuribayashiconfig CPU_R5500 1284542c1020SShinya Kuribayashi bool "R5500" 1285542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1286542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1287542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 12889cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1289542c1020SShinya Kuribayashi help 1290542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1291542c1020SShinya Kuribayashi instruction set. 1292542c1020SShinya Kuribayashi 12931da177e4SLinus Torvaldsconfig CPU_R6000 12941da177e4SLinus Torvalds bool "R6000" 1295ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 12967cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1297ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12981da177e4SLinus Torvalds help 12991da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1300c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13011da177e4SLinus Torvalds 13021da177e4SLinus Torvaldsconfig CPU_NEVADA 13031da177e4SLinus Torvalds bool "RM52xx" 13047cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1305ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1306ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13071da177e4SLinus Torvalds help 13081da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13091da177e4SLinus Torvalds 13101da177e4SLinus Torvaldsconfig CPU_R8000 13111da177e4SLinus Torvalds bool "R8000" 1312ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13137cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13145e83d430SRalf Baechle select CPU_HAS_PREFETCH 1315ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13161da177e4SLinus Torvalds help 13171da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13181da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13191da177e4SLinus Torvalds 13201da177e4SLinus Torvaldsconfig CPU_R10000 13211da177e4SLinus Torvalds bool "R10000" 13227cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13235e83d430SRalf Baechle select CPU_HAS_PREFETCH 1324ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1325ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1326797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13271da177e4SLinus Torvalds help 13281da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13291da177e4SLinus Torvalds 13301da177e4SLinus Torvaldsconfig CPU_RM7000 13311da177e4SLinus Torvalds bool "RM7000" 13327cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13335e83d430SRalf Baechle select CPU_HAS_PREFETCH 1334ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1335ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1336797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13371da177e4SLinus Torvalds 13381da177e4SLinus Torvaldsconfig CPU_RM9000 13391da177e4SLinus Torvalds bool "RM9000" 13407cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 13415e83d430SRalf Baechle select CPU_HAS_PREFETCH 1342ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1343ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1344797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13450004a9dfSRalf Baechle select WEAK_ORDERING 13461da177e4SLinus Torvalds 13471da177e4SLinus Torvaldsconfig CPU_SB1 13481da177e4SLinus Torvalds bool "SB1" 13497cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1350ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1351ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1352797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13530004a9dfSRalf Baechle select WEAK_ORDERING 13541da177e4SLinus Torvalds 1355a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1356a86c7f72SDavid Daney bool "Cavium Octeon processor" 13575e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1358a86c7f72SDavid Daney select IRQ_CPU 1359a86c7f72SDavid Daney select IRQ_CPU_OCTEON 1360a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1361a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1362a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1363a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1364a86c7f72SDavid Daney select WEAK_ORDERING 1365a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 13669cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1367a86c7f72SDavid Daney help 1368a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1369a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1370a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1371a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1372a86c7f72SDavid Daney 1373c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1374c1c0c461SKevin Cernekee bool "BMIPS3300" 1375c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 1376c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1377c1c0c461SKevin Cernekee select IRQ_CPU 1378c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1379c1c0c461SKevin Cernekee select SYS_SUPPORTS_32BIT_KERNEL 1380c1c0c461SKevin Cernekee select WEAK_ORDERING 1381c1c0c461SKevin Cernekee help 1382c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1383c1c0c461SKevin Cernekee 1384c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1385c1c0c461SKevin Cernekee bool "BMIPS4350" 1386c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 1387c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1388c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1389c1c0c461SKevin Cernekee select IRQ_CPU 1390c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1391c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1392c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1393c1c0c461SKevin Cernekee select WEAK_ORDERING 1394c1c0c461SKevin Cernekee help 1395c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1396c1c0c461SKevin Cernekee 1397c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1398c1c0c461SKevin Cernekee bool "BMIPS4380" 1399c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 1400c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1401c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1402c1c0c461SKevin Cernekee select IRQ_CPU 1403c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1404c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1405c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1406c1c0c461SKevin Cernekee select WEAK_ORDERING 1407c1c0c461SKevin Cernekee help 1408c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1409c1c0c461SKevin Cernekee 1410c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1411c1c0c461SKevin Cernekee bool "BMIPS5000" 1412c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 1413c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1414c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 1415c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1416c1c0c461SKevin Cernekee select IRQ_CPU 1417c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1418c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1419c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1420c1c0c461SKevin Cernekee select WEAK_ORDERING 1421c1c0c461SKevin Cernekee help 1422c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1423c1c0c461SKevin Cernekee 14241da177e4SLinus Torvaldsendchoice 14251da177e4SLinus Torvalds 1426622844bfSWu Zhangjinif CPU_LOONGSON2F 1427622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1428622844bfSWu Zhangjin bool 1429622844bfSWu Zhangjin 1430622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1431622844bfSWu Zhangjin bool 1432622844bfSWu Zhangjin 1433622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1434622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1435622844bfSWu Zhangjin default y 1436622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1437622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1438622844bfSWu Zhangjin help 1439622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1440622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1441622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1442622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1443622844bfSWu Zhangjin 1444622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1445622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1446622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1447622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1448622844bfSWu Zhangjin systems. 1449622844bfSWu Zhangjin 1450622844bfSWu Zhangjin If unsure, please say Y. 1451622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1452622844bfSWu Zhangjin 14531b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 14541b93b3c3SWu Zhangjin bool 14551b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 14561b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 14571b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1458fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 14591b93b3c3SWu Zhangjin 14601b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 14611b93b3c3SWu Zhangjin bool 14621b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 14631b93b3c3SWu Zhangjin 14643702bba5SWu Zhangjinconfig CPU_LOONGSON2 14653702bba5SWu Zhangjin bool 14663702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 14673702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 14683702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 14693702bba5SWu Zhangjin 14703702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 14712a21c730SFuxin Zhang bool 14722a21c730SFuxin Zhang 14736f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 14746f7a251aSWu Zhangjin bool 147555045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 147655045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 147722f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 14786f7a251aSWu Zhangjin 14797cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 14807cf8053bSRalf Baechle bool 14817cf8053bSRalf Baechle 14827cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 14837cf8053bSRalf Baechle bool 14847cf8053bSRalf Baechle 14857cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 14867cf8053bSRalf Baechle bool 14877cf8053bSRalf Baechle 14887cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 14897cf8053bSRalf Baechle bool 14907cf8053bSRalf Baechle 14917cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 14927cf8053bSRalf Baechle bool 14937cf8053bSRalf Baechle 14947cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 14957cf8053bSRalf Baechle bool 14967cf8053bSRalf Baechle 14977cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 14987cf8053bSRalf Baechle bool 14997cf8053bSRalf Baechle 15007cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15017cf8053bSRalf Baechle bool 15027cf8053bSRalf Baechle 15037cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15047cf8053bSRalf Baechle bool 15057cf8053bSRalf Baechle 15067cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 15077cf8053bSRalf Baechle bool 15087cf8053bSRalf Baechle 15097cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 15107cf8053bSRalf Baechle bool 15117cf8053bSRalf Baechle 15127cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 15137cf8053bSRalf Baechle bool 15147cf8053bSRalf Baechle 1515542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1516542c1020SShinya Kuribayashi bool 1517542c1020SShinya Kuribayashi 15187cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 15197cf8053bSRalf Baechle bool 15207cf8053bSRalf Baechle 15217cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 15227cf8053bSRalf Baechle bool 15237cf8053bSRalf Baechle 15247cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 15257cf8053bSRalf Baechle bool 15267cf8053bSRalf Baechle 15277cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 15287cf8053bSRalf Baechle bool 15297cf8053bSRalf Baechle 15307cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 15317cf8053bSRalf Baechle bool 15327cf8053bSRalf Baechle 15337cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 15347cf8053bSRalf Baechle bool 15357cf8053bSRalf Baechle 15367cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 15377cf8053bSRalf Baechle bool 15387cf8053bSRalf Baechle 15395e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 15405e683389SDavid Daney bool 15415e683389SDavid Daney 1542c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1543c1c0c461SKevin Cernekee bool 1544c1c0c461SKevin Cernekee 1545c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1546c1c0c461SKevin Cernekee bool 1547c1c0c461SKevin Cernekee 1548c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1549c1c0c461SKevin Cernekee bool 1550c1c0c461SKevin Cernekee 1551c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1552c1c0c461SKevin Cernekee bool 1553c1c0c461SKevin Cernekee 155417099b11SRalf Baechle# 155517099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 155617099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 155717099b11SRalf Baechle# 15580004a9dfSRalf Baechleconfig WEAK_ORDERING 15590004a9dfSRalf Baechle bool 156017099b11SRalf Baechle 156117099b11SRalf Baechle# 156217099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 156317099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 156417099b11SRalf Baechle# 156517099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 156617099b11SRalf Baechle bool 15675e83d430SRalf Baechleendmenu 15685e83d430SRalf Baechle 15695e83d430SRalf Baechle# 15705e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 15715e83d430SRalf Baechle# 15725e83d430SRalf Baechleconfig CPU_MIPS32 15735e83d430SRalf Baechle bool 15745e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 15755e83d430SRalf Baechle 15765e83d430SRalf Baechleconfig CPU_MIPS64 15775e83d430SRalf Baechle bool 15785e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 15795e83d430SRalf Baechle 15805e83d430SRalf Baechle# 1581c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 15825e83d430SRalf Baechle# 15835e83d430SRalf Baechleconfig CPU_MIPSR1 15845e83d430SRalf Baechle bool 15855e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 15865e83d430SRalf Baechle 15875e83d430SRalf Baechleconfig CPU_MIPSR2 15885e83d430SRalf Baechle bool 1589a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 15905e83d430SRalf Baechle 15915e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 15925e83d430SRalf Baechle bool 15935e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 15945e83d430SRalf Baechle bool 15955e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 15965e83d430SRalf Baechle bool 15975e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 15985e83d430SRalf Baechle bool 159955045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 160055045ff5SWu Zhangjin bool 160155045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 160255045ff5SWu Zhangjin bool 16039cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 16049cffd154SDavid Daney bool 160522f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 160622f1fdfdSWu Zhangjin bool 160782622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 160882622284SDavid Daney bool 160982622284SDavid Daney default y if 64BIT && CPU_MIPSR2 16105e83d430SRalf Baechle 16118192c9eaSDavid Daney# 16128192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 16138192c9eaSDavid Daney# 16148192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 16158192c9eaSDavid Daney bool 1616f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 16178192c9eaSDavid Daney 16185e83d430SRalf Baechlemenu "Kernel type" 16195e83d430SRalf Baechle 16205e83d430SRalf Baechlechoice 16215e83d430SRalf Baechle 16225e83d430SRalf Baechle prompt "Kernel code model" 16235e83d430SRalf Baechle help 16245e83d430SRalf Baechle You should only select this option if you have a workload that 16255e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 16265e83d430SRalf Baechle large memory. You will only be presented a single option in this 16275e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 16285e83d430SRalf Baechle 16295e83d430SRalf Baechleconfig 32BIT 16305e83d430SRalf Baechle bool "32-bit kernel" 16315e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 16325e83d430SRalf Baechle select TRAD_SIGNALS 16335e83d430SRalf Baechle help 16345e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 16355e83d430SRalf Baechleconfig 64BIT 16365e83d430SRalf Baechle bool "64-bit kernel" 16375e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1638dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 16395e83d430SRalf Baechle help 16405e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 16415e83d430SRalf Baechle 16425e83d430SRalf Baechleendchoice 16435e83d430SRalf Baechle 16441da177e4SLinus Torvaldschoice 16451da177e4SLinus Torvalds prompt "Kernel page size" 16461da177e4SLinus Torvalds default PAGE_SIZE_4KB 16471da177e4SLinus Torvalds 16481da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 16491da177e4SLinus Torvalds bool "4kB" 1650315fe625SWu Zhangjin depends on !CPU_LOONGSON2 16511da177e4SLinus Torvalds help 16521da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 16531da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 16541da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 16551da177e4SLinus Torvalds recommended for low memory systems. 16561da177e4SLinus Torvalds 16571da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 16581da177e4SLinus Torvalds bool "8kB" 1659c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 16601da177e4SLinus Torvalds help 16611da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 16621da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1663c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1664c52399beSRalf Baechle suitable Linux distribution to support this. 16651da177e4SLinus Torvalds 16661da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 16671da177e4SLinus Torvalds bool "16kB" 1668714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 16691da177e4SLinus Torvalds help 16701da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 16711da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1672714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1673714bfad6SRalf Baechle Linux distribution to support this. 16741da177e4SLinus Torvalds 1675c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1676c52399beSRalf Baechle bool "32kB" 1677c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1678c52399beSRalf Baechle help 1679c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1680c52399beSRalf Baechle the price of higher memory consumption. This option is available 1681c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1682c52399beSRalf Baechle distribution to support this. 1683c52399beSRalf Baechle 16841da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 16851da177e4SLinus Torvalds bool "64kB" 16861da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 16871da177e4SLinus Torvalds help 16881da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 16891da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 16901da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1691714bfad6SRalf Baechle writing this option is still high experimental. 16921da177e4SLinus Torvalds 16931da177e4SLinus Torvaldsendchoice 16941da177e4SLinus Torvalds 1695c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1696c9bace7cSDavid Daney int "Maximum zone order" 1697c9bace7cSDavid Daney range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1698c9bace7cSDavid Daney default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1699c9bace7cSDavid Daney range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1700c9bace7cSDavid Daney default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1701c9bace7cSDavid Daney range 11 64 1702c9bace7cSDavid Daney default "11" 1703c9bace7cSDavid Daney help 1704c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1705c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1706c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1707c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1708c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1709c9bace7cSDavid Daney increase this value. 1710c9bace7cSDavid Daney 1711c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1712c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1713c9bace7cSDavid Daney 1714c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1715c9bace7cSDavid Daney when choosing a value for this option. 1716c9bace7cSDavid Daney 17171da177e4SLinus Torvaldsconfig BOARD_SCACHE 17181da177e4SLinus Torvalds bool 17191da177e4SLinus Torvalds 17201da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 17211da177e4SLinus Torvalds bool 17221da177e4SLinus Torvalds select BOARD_SCACHE 17231da177e4SLinus Torvalds 17249318c51aSChris Dearman# 17259318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 17269318c51aSChris Dearman# 17279318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 17289318c51aSChris Dearman bool 17299318c51aSChris Dearman select BOARD_SCACHE 17309318c51aSChris Dearman 17311da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 17321da177e4SLinus Torvalds bool 17331da177e4SLinus Torvalds select BOARD_SCACHE 17341da177e4SLinus Torvalds 17351da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 17361da177e4SLinus Torvalds bool 17371da177e4SLinus Torvalds select BOARD_SCACHE 17381da177e4SLinus Torvalds 17391da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 17401da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 17411da177e4SLinus Torvalds depends on CPU_SB1 17421da177e4SLinus Torvalds help 17431da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 17441da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 17451da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 17461da177e4SLinus Torvalds 17471da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1748c8094b53SRalf Baechle bool 17491da177e4SLinus Torvalds 1750340ee4b9SRalf Baechlechoice 1751340ee4b9SRalf Baechle prompt "MIPS MT options" 1752f41ae0b2SRalf Baechle 1753f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1754f41ae0b2SRalf Baechle bool "Disable multithreading support." 1755f41ae0b2SRalf Baechle help 1756f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1757f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1758f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1759f41ae0b2SRalf Baechle option in this menu. 1760340ee4b9SRalf Baechle 176159d6ab86SRalf Baechleconfig MIPS_MT_SMP 176259d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 176359d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 176459d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1765d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 176659d6ab86SRalf Baechle select MIPS_MT 1767f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 176859d6ab86SRalf Baechle select SMP 17690ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 177059d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 177187353d8aSRalf Baechle select SMP_UP 177259d6ab86SRalf Baechle help 177325f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 177425f12b33SRalf Baechle marketesed into SMVP. 177525f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 177625f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 177725f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 177825f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 177925f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 178025f12b33SRalf Baechle what Intel calls Hyperthreading. 178125f12b33SRalf Baechle 178225f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 178359d6ab86SRalf Baechle 178441c594abSRalf Baechleconfig MIPS_MT_SMTC 178541c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1786f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1787f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1788f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1789f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1790d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1791f41ae0b2SRalf Baechle select MIPS_MT 1792130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 179341c594abSRalf Baechle select SMP 179473b76c78SRalf Baechle select SYS_SUPPORTS_SMP 179587353d8aSRalf Baechle select SMP_UP 1796f41ae0b2SRalf Baechle help 1797f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1798f41ae0b2SRalf Baechle marketesed into SMVP. 179925f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 180025f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 180125f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 180225f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 180325f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 180425f12b33SRalf Baechle decision. 180525f12b33SRalf Baechle 180625f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 180741c594abSRalf Baechle 1808340ee4b9SRalf Baechleendchoice 1809340ee4b9SRalf Baechle 1810f41ae0b2SRalf Baechleconfig MIPS_MT 1811f41ae0b2SRalf Baechle bool 1812f41ae0b2SRalf Baechle 18130ab7aefcSRalf Baechleconfig SCHED_SMT 18140ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 18150ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 18160ab7aefcSRalf Baechle default n 18170ab7aefcSRalf Baechle help 18180ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 18190ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 18200ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 18210ab7aefcSRalf Baechle 18220ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 18230ab7aefcSRalf Baechle bool 18240ab7aefcSRalf Baechle 18250ab7aefcSRalf Baechle 1826f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1827f41ae0b2SRalf Baechle bool 1828f41ae0b2SRalf Baechle 1829f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1830f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1831f088fc84SRalf Baechle default y 183207cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 183307cc0c9eSRalf Baechle 183407cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 183507cc0c9eSRalf Baechle bool "VPE loader support." 183607cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 183707cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 183807cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 183907cc0c9eSRalf Baechle select MIPS_MT 184007cc0c9eSRalf Baechle help 184107cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 184207cc0c9eSRalf Baechle onto another VPE and running it. 1843f088fc84SRalf Baechle 18440db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 18450db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 18460db34215SKevin D. Kissell depends on MIPS_MT_SMTC 18478531a35eSKevin D. Kissell default n 18480db34215SKevin D. Kissell help 18490db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 18500db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 18510db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 18520db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 18530db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 18548531a35eSKevin D. Kissell impact on interrupt service overhead. 18550db34215SKevin D. Kissell 1856f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1857f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1858f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1859f571eff0SKevin D. Kissell default n 1860f571eff0SKevin D. Kissell help 1861f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1862f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1863f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 18648531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 18658531a35eSKevin D. Kissell should be used only if you know what you are doing. 1866f571eff0SKevin D. Kissell 1867e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1868e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1869e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1870e01402b1SRalf Baechle default y 1871e01402b1SRalf Baechle help 1872e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1873e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1874e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1875e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1876e01402b1SRalf Baechle 1877e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1878e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1879e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1880e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 18815e83d430SRalf Baechle help 1882e01402b1SRalf Baechle 18832600990eSRalf Baechleconfig MIPS_APSP_KSPD 18842600990eSRalf Baechle bool "Enable KSPD" 18852600990eSRalf Baechle depends on MIPS_VPE_APSP_API 18862600990eSRalf Baechle default y 18872600990eSRalf Baechle help 18882600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 18892600990eSRalf Baechle side, actions them and returns the results. It also handles the 18902600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 18912600990eSRalf Baechle exiting. You probably want to say yes here. 18922600990eSRalf Baechle 18934a16ff4cSRalf Baechleconfig MIPS_CMP 18944a16ff4cSRalf Baechle bool "MIPS CMP framework support" 18954a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1896eb9b5141STim Anderson select SYNC_R4K 18974a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 18984a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 18994a16ff4cSRalf Baechle select WEAK_ORDERING 19004a16ff4cSRalf Baechle default n 19014a16ff4cSRalf Baechle help 19024a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 19034a16ff4cSRalf Baechle be handled differently... 19044a16ff4cSRalf Baechle 19051da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 19061da177e4SLinus Torvalds bool 19071da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 19081da177e4SLinus Torvalds default y 19091da177e4SLinus Torvalds 19101da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 19111da177e4SLinus Torvalds bool 19121da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 19131da177e4SLinus Torvalds default y 19141da177e4SLinus Torvalds 19151da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 19161da177e4SLinus Torvalds bool 19171da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 19181da177e4SLinus Torvalds default y 19191da177e4SLinus Torvalds 19201da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1921d806cb2bSRalf Baechle bool 19221da177e4SLinus Torvalds 192360ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 192460ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 192560ec6571Spascal@pabr.org 19269693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 19279693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 19289693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 19299693a853SFranck Bui-Huu help 19309693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 19319693a853SFranck Bui-Huu increased security at both hardware and software level for 19329693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 19339693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 19349693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 19359693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 19369693a853SFranck Bui-Huu here. 19379693a853SFranck Bui-Huu 19381da177e4SLinus Torvaldsconfig CPU_HAS_WB 1939f7062ddbSRalf Baechle bool 1940e01402b1SRalf Baechle 1941f41ae0b2SRalf Baechle# 1942f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 1943f41ae0b2SRalf Baechle# 1944e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 1945f41ae0b2SRalf Baechle bool 1946e01402b1SRalf Baechle 1947f41ae0b2SRalf Baechle# 1948f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 1949f41ae0b2SRalf Baechle# 1950e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 1951f41ae0b2SRalf Baechle bool 1952e01402b1SRalf Baechle 19531da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 19541da177e4SLinus Torvalds bool 19551da177e4SLinus Torvalds depends on !CPU_R3000 19561da177e4SLinus Torvalds default y 19571da177e4SLinus Torvalds 1958ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 1959ea580401SRalf Baechle bool 1960ea580401SRalf Baechle 19611da177e4SLinus Torvalds# 196220d60d99SMaciej W. Rozycki# CPU non-features 196320d60d99SMaciej W. Rozycki# 196420d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 196520d60d99SMaciej W. Rozycki bool 196620d60d99SMaciej W. Rozycki 196720d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 196820d60d99SMaciej W. Rozycki bool 196920d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 197020d60d99SMaciej W. Rozycki 197120d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 197220d60d99SMaciej W. Rozycki bool 197320d60d99SMaciej W. Rozycki 197420d60d99SMaciej W. Rozycki# 19751da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 19761da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 19771da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 19781da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 19791da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 19801da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 19811da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 19821da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 1983797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 1984797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 1985797798c1SRalf Baechle# support. 19861da177e4SLinus Torvalds# 19871da177e4SLinus Torvaldsconfig HIGHMEM 19881da177e4SLinus Torvalds bool "High Memory Support" 1989797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 1990797798c1SRalf Baechle 1991797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 1992797798c1SRalf Baechle bool 1993797798c1SRalf Baechle 1994797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 1995797798c1SRalf Baechle bool 19961da177e4SLinus Torvalds 19979693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 19989693a853SFranck Bui-Huu bool 19999693a853SFranck Bui-Huu 2000b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2001b4819b59SYoichi Yuasa def_bool y 2002f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2003b4819b59SYoichi Yuasa 2004d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2005d8cb4e11SRalf Baechle bool 2006d8cb4e11SRalf Baechle default y if SGI_IP27 2007d8cb4e11SRalf Baechle help 20083dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2009d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2010d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2011d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2012d8cb4e11SRalf Baechle 2013cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 2014cce335aeSRalf Baechle def_bool y 2015cce335aeSRalf Baechle 2016b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2017b1c6cd42SAtsushi Nemoto bool 20187de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 201931473747SAtsushi Nemoto 2020d8cb4e11SRalf Baechleconfig NUMA 2021d8cb4e11SRalf Baechle bool "NUMA Support" 2022d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2023d8cb4e11SRalf Baechle help 2024d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2025d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2026d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2027d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2028d8cb4e11SRalf Baechle disabled. 2029d8cb4e11SRalf Baechle 2030d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2031d8cb4e11SRalf Baechle bool 2032d8cb4e11SRalf Baechle 2033c80d79d7SYasunori Gotoconfig NODES_SHIFT 2034c80d79d7SYasunori Goto int 2035c80d79d7SYasunori Goto default "6" 2036c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2037c80d79d7SYasunori Goto 203814f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 203914f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 204014f70012SDeng-Cheng Zhu depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32 204114f70012SDeng-Cheng Zhu default y 204214f70012SDeng-Cheng Zhu help 204314f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 204414f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 204514f70012SDeng-Cheng Zhu 2046b4819b59SYoichi Yuasasource "mm/Kconfig" 2047b4819b59SYoichi Yuasa 20481da177e4SLinus Torvaldsconfig SMP 20491da177e4SLinus Torvalds bool "Multi-Processing support" 2050e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2051b4b30a5aSRalf Baechle select IRQ_PER_CPU 20522f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2053e73ea273SRalf Baechle help 20541da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 20551da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 20561da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 20571da177e4SLinus Torvalds 20581da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 20591da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 20601da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 20611da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 20621da177e4SLinus Torvalds will run faster if you say N here. 20631da177e4SLinus Torvalds 20641da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 20651da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 20661da177e4SLinus Torvalds 206703502faaSAdrian Bunk See also the SMP-HOWTO available at 206803502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 20691da177e4SLinus Torvalds 20701da177e4SLinus Torvalds If you don't know what to do here, say N. 20711da177e4SLinus Torvalds 207287353d8aSRalf Baechleconfig SMP_UP 207387353d8aSRalf Baechle bool 207487353d8aSRalf Baechle 20754a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 20764a16ff4cSRalf Baechle bool 20774a16ff4cSRalf Baechle 2078e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2079e73ea273SRalf Baechle bool 2080e73ea273SRalf Baechle 208172ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 208272ede9b1SAtsushi Nemoto bool 208372ede9b1SAtsushi Nemoto 2084130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2085130e2fb7SRalf Baechle bool 2086130e2fb7SRalf Baechle 2087130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2088130e2fb7SRalf Baechle bool 2089130e2fb7SRalf Baechle 2090130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2091130e2fb7SRalf Baechle bool 2092130e2fb7SRalf Baechle 2093130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2094130e2fb7SRalf Baechle bool 2095130e2fb7SRalf Baechle 2096130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2097130e2fb7SRalf Baechle bool 2098130e2fb7SRalf Baechle 2099130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2100130e2fb7SRalf Baechle bool 2101130e2fb7SRalf Baechle 21021da177e4SLinus Torvaldsconfig NR_CPUS 21031da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 210472ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 21051da177e4SLinus Torvalds depends on SMP 210672ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2107130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2108130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2109130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2110130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2111130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2112130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 21131da177e4SLinus Torvalds help 21141da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 21151da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 21161da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 211772ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 211872ede9b1SAtsushi Nemoto and 2 for all others. 21191da177e4SLinus Torvalds 21201da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 212172ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 212272ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 212372ede9b1SAtsushi Nemoto power of two. 21241da177e4SLinus Torvalds 2125c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2126c4eee283SAtsushi Nemoto 21271723b4a3SAtsushi Nemoto# 21281723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 21291723b4a3SAtsushi Nemoto# 21301723b4a3SAtsushi Nemoto 21311723b4a3SAtsushi Nemotochoice 21321723b4a3SAtsushi Nemoto prompt "Timer frequency" 21331723b4a3SAtsushi Nemoto default HZ_250 21341723b4a3SAtsushi Nemoto help 21351723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 21361723b4a3SAtsushi Nemoto 21371723b4a3SAtsushi Nemoto config HZ_48 21380f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 21391723b4a3SAtsushi Nemoto 21401723b4a3SAtsushi Nemoto config HZ_100 21411723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 21421723b4a3SAtsushi Nemoto 21431723b4a3SAtsushi Nemoto config HZ_128 21441723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 21451723b4a3SAtsushi Nemoto 21461723b4a3SAtsushi Nemoto config HZ_250 21471723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 21481723b4a3SAtsushi Nemoto 21491723b4a3SAtsushi Nemoto config HZ_256 21501723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 21511723b4a3SAtsushi Nemoto 21521723b4a3SAtsushi Nemoto config HZ_1000 21531723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 21541723b4a3SAtsushi Nemoto 21551723b4a3SAtsushi Nemoto config HZ_1024 21561723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 21571723b4a3SAtsushi Nemoto 21581723b4a3SAtsushi Nemotoendchoice 21591723b4a3SAtsushi Nemoto 21601723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 21611723b4a3SAtsushi Nemoto bool 21621723b4a3SAtsushi Nemoto 21631723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 21641723b4a3SAtsushi Nemoto bool 21651723b4a3SAtsushi Nemoto 21661723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 21671723b4a3SAtsushi Nemoto bool 21681723b4a3SAtsushi Nemoto 21691723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 21701723b4a3SAtsushi Nemoto bool 21711723b4a3SAtsushi Nemoto 21721723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 21731723b4a3SAtsushi Nemoto bool 21741723b4a3SAtsushi Nemoto 21751723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 21761723b4a3SAtsushi Nemoto bool 21771723b4a3SAtsushi Nemoto 21781723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 21791723b4a3SAtsushi Nemoto bool 21801723b4a3SAtsushi Nemoto 21811723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 21821723b4a3SAtsushi Nemoto bool 21831723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 21841723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 21851723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 21861723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 21871723b4a3SAtsushi Nemoto 21881723b4a3SAtsushi Nemotoconfig HZ 21891723b4a3SAtsushi Nemoto int 21901723b4a3SAtsushi Nemoto default 48 if HZ_48 21911723b4a3SAtsushi Nemoto default 100 if HZ_100 21921723b4a3SAtsushi Nemoto default 128 if HZ_128 21931723b4a3SAtsushi Nemoto default 250 if HZ_250 21941723b4a3SAtsushi Nemoto default 256 if HZ_256 21951723b4a3SAtsushi Nemoto default 1000 if HZ_1000 21961723b4a3SAtsushi Nemoto default 1024 if HZ_1024 21971723b4a3SAtsushi Nemoto 2198e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 21991da177e4SLinus Torvalds 22001da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 22011da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2202875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 22031da177e4SLinus Torvalds help 22041da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 22051da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 22061da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 22071da177e4SLinus Torvalds This will result in additional memory usage, so it is not 22081da177e4SLinus Torvalds recommended for normal users. 22091da177e4SLinus Torvalds 2210ea6e942bSAtsushi Nemotoconfig KEXEC 2211ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2212ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2213ea6e942bSAtsushi Nemoto help 2214ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2215ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 22163dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2217ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2218ea6e942bSAtsushi Nemoto 221901dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2220ea6e942bSAtsushi Nemoto 2221ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2222ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2223ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2224ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2225ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2226ea6e942bSAtsushi Nemoto 2227ea6e942bSAtsushi Nemotoconfig SECCOMP 2228ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2229293c5bd1SRalf Baechle depends on PROC_FS 2230ea6e942bSAtsushi Nemoto default y 2231ea6e942bSAtsushi Nemoto help 2232ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2233ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2234ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2235ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2236ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2237ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2238ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2239ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2240ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2241ea6e942bSAtsushi Nemoto 2242ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2243ea6e942bSAtsushi Nemoto 2244f2ffa5abSDezhong Diaoconfig USE_OF 2245f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2246f2ffa5abSDezhong Diao select OF 2247e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2248f2ffa5abSDezhong Diao help 2249f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2250f2ffa5abSDezhong Diao 22515e83d430SRalf Baechleendmenu 22525e83d430SRalf Baechle 22531df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 22541df0f0ffSAtsushi Nemoto bool 22551df0f0ffSAtsushi Nemoto default y 22561df0f0ffSAtsushi Nemoto 22571df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 22581df0f0ffSAtsushi Nemoto bool 22591df0f0ffSAtsushi Nemoto default y 22601df0f0ffSAtsushi Nemoto 2261b6c3539bSRalf Baechlesource "init/Kconfig" 2262b6c3539bSRalf Baechle 2263dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2264dc52ddc0SMatt Helsley 22651da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 22661da177e4SLinus Torvalds 22675e83d430SRalf Baechleconfig HW_HAS_EISA 22685e83d430SRalf Baechle bool 22691da177e4SLinus Torvaldsconfig HW_HAS_PCI 22701da177e4SLinus Torvalds bool 22711da177e4SLinus Torvalds 22721da177e4SLinus Torvaldsconfig PCI 22731da177e4SLinus Torvalds bool "Support for PCI controller" 22741da177e4SLinus Torvalds depends on HW_HAS_PCI 2275abb4ae46SRalf Baechle select PCI_DOMAINS 22761da177e4SLinus Torvalds help 22771da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 22781da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 22791da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 22801da177e4SLinus Torvalds say Y, otherwise N. 22811da177e4SLinus Torvalds 22821da177e4SLinus Torvaldsconfig PCI_DOMAINS 22831da177e4SLinus Torvalds bool 22841da177e4SLinus Torvalds 22851da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 22861da177e4SLinus Torvalds 22871da177e4SLinus Torvalds# 22881da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 22891da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 22901da177e4SLinus Torvalds# users to choose the right thing ... 22911da177e4SLinus Torvalds# 22921da177e4SLinus Torvaldsconfig ISA 22931da177e4SLinus Torvalds bool 22941da177e4SLinus Torvalds 22951da177e4SLinus Torvaldsconfig EISA 22961da177e4SLinus Torvalds bool "EISA support" 22975e83d430SRalf Baechle depends on HW_HAS_EISA 22981da177e4SLinus Torvalds select ISA 2299aa414dffSRalf Baechle select GENERIC_ISA_DMA 23001da177e4SLinus Torvalds ---help--- 23011da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 23021da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 23031da177e4SLinus Torvalds 23041da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 23051da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 23061da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 23071da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 23081da177e4SLinus Torvalds 23091da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 23101da177e4SLinus Torvalds 23111da177e4SLinus Torvalds Otherwise, say N. 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 23141da177e4SLinus Torvalds 23151da177e4SLinus Torvaldsconfig TC 23161da177e4SLinus Torvalds bool "TURBOchannel support" 23171da177e4SLinus Torvalds depends on MACH_DECSTATION 23181da177e4SLinus Torvalds help 231950a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 232050a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 232150a23e6eSJustin P. Mattock at: 232250a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 232350a23e6eSJustin P. Mattock and: 232450a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 232550a23e6eSJustin P. Mattock Linux driver support status is documented at: 232650a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 23271da177e4SLinus Torvalds 23281da177e4SLinus Torvalds#config ACCESSBUS 23291da177e4SLinus Torvalds# bool "Access.Bus support" 23301da177e4SLinus Torvalds# depends on TC 23311da177e4SLinus Torvalds 23321da177e4SLinus Torvaldsconfig MMU 23331da177e4SLinus Torvalds bool 23341da177e4SLinus Torvalds default y 23351da177e4SLinus Torvalds 2336d865bea4SRalf Baechleconfig I8253 2337d865bea4SRalf Baechle bool 23389726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2339d865bea4SRalf Baechle 2340cce335aeSRalf Baechleconfig ZONE_DMA32 2341cce335aeSRalf Baechle bool 2342cce335aeSRalf Baechle 23431da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 23441da177e4SLinus Torvalds 23451da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 23461da177e4SLinus Torvalds 2347*388b78adSAlexandre Bounineconfig RAPIDIO 2348*388b78adSAlexandre Bounine bool "RapidIO support" 2349*388b78adSAlexandre Bounine depends on PCI 2350*388b78adSAlexandre Bounine default n 2351*388b78adSAlexandre Bounine help 2352*388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2353*388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2354*388b78adSAlexandre Bounine 2355*388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2356*388b78adSAlexandre Bounine 23571da177e4SLinus Torvaldsendmenu 23581da177e4SLinus Torvalds 23591da177e4SLinus Torvaldsmenu "Executable file formats" 23601da177e4SLinus Torvalds 23611da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 23621da177e4SLinus Torvalds 23631da177e4SLinus Torvaldsconfig TRAD_SIGNALS 23641da177e4SLinus Torvalds bool 23651da177e4SLinus Torvalds 23661da177e4SLinus Torvaldsconfig MIPS32_COMPAT 23671da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2368875d43e7SRalf Baechle depends on 64BIT 23691da177e4SLinus Torvalds help 23701da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 23711da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 23721da177e4SLinus Torvalds currently 32-bit you should say Y here. 23731da177e4SLinus Torvalds 23741da177e4SLinus Torvaldsconfig COMPAT 23751da177e4SLinus Torvalds bool 23761da177e4SLinus Torvalds depends on MIPS32_COMPAT 23771da177e4SLinus Torvalds default y 23781da177e4SLinus Torvalds 237905e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 238005e43966SAtsushi Nemoto bool 238105e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 238205e43966SAtsushi Nemoto default y 238305e43966SAtsushi Nemoto 23841da177e4SLinus Torvaldsconfig MIPS32_O32 23851da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 23861da177e4SLinus Torvalds depends on MIPS32_COMPAT 23871da177e4SLinus Torvalds help 23881da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 23891da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 23901da177e4SLinus Torvalds existing binaries are in this format. 23911da177e4SLinus Torvalds 23921da177e4SLinus Torvalds If unsure, say Y. 23931da177e4SLinus Torvalds 23941da177e4SLinus Torvaldsconfig MIPS32_N32 23951da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 23961da177e4SLinus Torvalds depends on MIPS32_COMPAT 23971da177e4SLinus Torvalds help 23981da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 23991da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 24001da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 24011da177e4SLinus Torvalds cases. 24021da177e4SLinus Torvalds 24031da177e4SLinus Torvalds If unsure, say N. 24041da177e4SLinus Torvalds 24051da177e4SLinus Torvaldsconfig BINFMT_ELF32 24061da177e4SLinus Torvalds bool 24071da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 24081da177e4SLinus Torvalds 24092116245eSRalf Baechleendmenu 24101da177e4SLinus Torvalds 24112116245eSRalf Baechlemenu "Power management options" 2412952fa954SRodolfo Giometti 2413363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2414363c55caSWu Zhangjin def_bool y 24153f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2416363c55caSWu Zhangjin 2417f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2418f4cb5700SJohannes Berg def_bool y 24193f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2420f4cb5700SJohannes Berg 24212116245eSRalf Baechlesource "kernel/power/Kconfig" 2422952fa954SRodolfo Giometti 24231da177e4SLinus Torvaldsendmenu 24241da177e4SLinus Torvalds 24259726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 24269726b43aSWu Zhangjin 2427d5950b43SSam Ravnborgsource "net/Kconfig" 2428d5950b43SSam Ravnborg 24291da177e4SLinus Torvaldssource "drivers/Kconfig" 24301da177e4SLinus Torvalds 24311da177e4SLinus Torvaldssource "fs/Kconfig" 24321da177e4SLinus Torvalds 24331da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 24341da177e4SLinus Torvalds 24351da177e4SLinus Torvaldssource "security/Kconfig" 24361da177e4SLinus Torvalds 24371da177e4SLinus Torvaldssource "crypto/Kconfig" 24381da177e4SLinus Torvalds 243992e88b4eSAurelien Jarnomenuconfig VIRTUALIZATION 244092e88b4eSAurelien Jarno bool "Virtualization" 244192e88b4eSAurelien Jarno default n 244292e88b4eSAurelien Jarno ---help--- 244392e88b4eSAurelien Jarno Say Y here to get to see options for using your Linux host to run other 244492e88b4eSAurelien Jarno operating systems inside virtual machines (guests). 244592e88b4eSAurelien Jarno This option alone does not add any kernel code. 244692e88b4eSAurelien Jarno 244792e88b4eSAurelien Jarno If you say N, all options in this submenu will be skipped and disabled. 244892e88b4eSAurelien Jarno 244992e88b4eSAurelien Jarnoif VIRTUALIZATION 245092e88b4eSAurelien Jarno 245192e88b4eSAurelien Jarnosource drivers/virtio/Kconfig 245292e88b4eSAurelien Jarno 245392e88b4eSAurelien Jarnoendif # VIRTUALIZATION 245492e88b4eSAurelien Jarno 24551da177e4SLinus Torvaldssource "lib/Kconfig" 2456