11da177e4SLinus Torvaldsconfig MIPS 21da177e4SLinus Torvalds bool 31da177e4SLinus Torvalds default y 4f8ac0425SYoichi Yuasa select HAVE_GENERIC_DMA_COHERENT 5ec7748b5SSam Ravnborg select HAVE_IDE 642d4b839SMathieu Desnoyers select HAVE_OPROFILE 77f788d2dSDeng-Cheng Zhu select HAVE_PERF_EVENTS 87f788d2dSDeng-Cheng Zhu select PERF_USE_VMALLOC 988547001SJason Wessel select HAVE_ARCH_KGDB 10d2bb0762SWu Zhangjin select HAVE_FUNCTION_TRACER 1169a7d1b3SWu Zhangjin select HAVE_FUNCTION_TRACE_MCOUNT_TEST 12538f1952SWu Zhangjin select HAVE_DYNAMIC_FTRACE 13538f1952SWu Zhangjin select HAVE_FTRACE_MCOUNT_RECORD 14*64575f91SWu Zhangjin select HAVE_C_RECORDMCOUNT 1529c5d346SWu Zhangjin select HAVE_FUNCTION_GRAPH_TRACER 16c1bf207dSDavid Daney select HAVE_KPROBES 17c1bf207dSDavid Daney select HAVE_KRETPROBES 1821a41faaSWu Zhangjin select RTC_LIB if !MACH_LOONGSON 192b78920dSDeng-Cheng Zhu select GENERIC_ATOMIC64 if !64BIT 2048e1fd5aSDavid Daney select HAVE_DMA_ATTRS 2148e1fd5aSDavid Daney select HAVE_DMA_API_DEBUG 221da177e4SLinus Torvalds 231da177e4SLinus Torvaldsmenu "Machine selection" 241da177e4SLinus Torvalds 255ac6da66SChristoph Lameterconfig ZONE_DMA 265ac6da66SChristoph Lameter bool 275ac6da66SChristoph Lameter 285e83d430SRalf Baechlechoice 295e83d430SRalf Baechle prompt "System type" 305e83d430SRalf Baechle default SGI_IP22 311da177e4SLinus Torvalds 3242a4f17dSManuel Laussconfig MIPS_ALCHEMY 33c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 3442a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 3542a4f17dSManuel Lauss select CEVT_R4K_LIB 3642a4f17dSManuel Lauss select CSRC_R4K_LIB 3742a4f17dSManuel Lauss select IRQ_CPU 3842a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 3942a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 4042a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 4142a4f17dSManuel Lauss select GENERIC_GPIO 4242a4f17dSManuel Lauss select ARCH_WANT_OPTIONAL_GPIOLIB 431b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 441da177e4SLinus Torvalds 457ca5dc14SFlorian Fainelliconfig AR7 467ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 477ca5dc14SFlorian Fainelli select BOOT_ELF32 487ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 497ca5dc14SFlorian Fainelli select CEVT_R4K 507ca5dc14SFlorian Fainelli select CSRC_R4K 517ca5dc14SFlorian Fainelli select IRQ_CPU 527ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 537ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 547ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 557ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 567ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 577ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 581b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 595f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 607ca5dc14SFlorian Fainelli select GCD 617ca5dc14SFlorian Fainelli select VLYNQ 627ca5dc14SFlorian Fainelli help 637ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 647ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 657ca5dc14SFlorian Fainelli 661c0c13ebSAurelien Jarnoconfig BCM47XX 67c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 6842f77542SRalf Baechle select CEVT_R4K 69940f6b48SRalf Baechle select CSRC_R4K 701c0c13ebSAurelien Jarno select DMA_NONCOHERENT 711c0c13ebSAurelien Jarno select HW_HAS_PCI 721c0c13ebSAurelien Jarno select IRQ_CPU 731c0c13ebSAurelien Jarno select SYS_HAS_CPU_MIPS32_R1 741c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 751c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 761c0c13ebSAurelien Jarno select SSB 771c0c13ebSAurelien Jarno select SSB_DRIVER_MIPS 782f02c15aSAurelien Jarno select SSB_DRIVER_EXTIF 79b06f3e19SAurelien Jarno select SSB_EMBEDDED 80220937b1SHauke Mehrtens select SSB_B43_PCI_BRIDGE if PCI 812f02c15aSAurelien Jarno select SSB_PCICORE_HOSTMODE if PCI 821c0c13ebSAurelien Jarno select GENERIC_GPIO 8325e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 8425e5fb97SAurelien Jarno select CFE 851c0c13ebSAurelien Jarno help 861c0c13ebSAurelien Jarno Support for BCM47XX based boards 871c0c13ebSAurelien Jarno 88e7300d04SMaxime Bizonconfig BCM63XX 89e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 90e7300d04SMaxime Bizon select CEVT_R4K 91e7300d04SMaxime Bizon select CSRC_R4K 92e7300d04SMaxime Bizon select DMA_NONCOHERENT 93e7300d04SMaxime Bizon select IRQ_CPU 94e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 95e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 96e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 97e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 98e7300d04SMaxime Bizon select SWAP_IO_SPACE 99e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 100e7300d04SMaxime Bizon help 101e7300d04SMaxime Bizon Support for BCM63XX based boards 102e7300d04SMaxime Bizon 1031da177e4SLinus Torvaldsconfig MIPS_COBALT 1043fa986faSMartin Michlmayr bool "Cobalt Server" 10542f77542SRalf Baechle select CEVT_R4K 106940f6b48SRalf Baechle select CSRC_R4K 1071097c6acSYoichi Yuasa select CEVT_GT641XX 1081da177e4SLinus Torvalds select DMA_NONCOHERENT 1091da177e4SLinus Torvalds select HW_HAS_PCI 110d865bea4SRalf Baechle select I8253 1111da177e4SLinus Torvalds select I8259 1121da177e4SLinus Torvalds select IRQ_CPU 113d5ab1a69SYoichi Yuasa select IRQ_GT641XX 114252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 115e25bfc92SYoichi Yuasa select PCI 1167cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1170a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 118ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1190e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1205e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1211da177e4SLinus Torvalds 1221da177e4SLinus Torvaldsconfig MACH_DECSTATION 1233fa986faSMartin Michlmayr bool "DECstations" 1241da177e4SLinus Torvalds select BOOT_ELF32 1256457d9fcSYoichi Yuasa select CEVT_DS1287 12642f77542SRalf Baechle select CEVT_R4K 1274247417dSYoichi Yuasa select CSRC_IOASIC 128940f6b48SRalf Baechle select CSRC_R4K 12920d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 13020d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 13120d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1321da177e4SLinus Torvalds select DMA_NONCOHERENT 133d388d685SMaciej W. Rozycki select NO_IOPORT 1341da177e4SLinus Torvalds select IRQ_CPU 1357cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1367cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 137ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 138ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1395e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1401723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1411723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1421723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1435e83d430SRalf Baechle help 1441da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1451da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1461da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1471da177e4SLinus Torvalds 1481da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1491da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1501da177e4SLinus Torvalds 1511da177e4SLinus Torvalds DECstation 5000/50 1521da177e4SLinus Torvalds DECstation 5000/150 1531da177e4SLinus Torvalds DECstation 5000/260 1541da177e4SLinus Torvalds DECsystem 5900/260 1551da177e4SLinus Torvalds 1561da177e4SLinus Torvalds otherwise choose R3000. 1571da177e4SLinus Torvalds 1585e83d430SRalf Baechleconfig MACH_JAZZ 1593fa986faSMartin Michlmayr bool "Jazz family of machines" 1605e83d430SRalf Baechle select ARC 1615e83d430SRalf Baechle select ARC32 1625e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 16342f77542SRalf Baechle select CEVT_R4K 164940f6b48SRalf Baechle select CSRC_R4K 165e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 1665e83d430SRalf Baechle select GENERIC_ISA_DMA 167ea202c63SThomas Bogendoerfer select IRQ_CPU 168d865bea4SRalf Baechle select I8253 1695e83d430SRalf Baechle select I8259 1705e83d430SRalf Baechle select ISA 1717cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 1725e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1735e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1741723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 1751da177e4SLinus Torvalds help 1765e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 1775e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 178692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 1795e83d430SRalf Baechle Olivetti M700-10 workstations. 1805e83d430SRalf Baechle 1815ebabe59SLars-Peter Clausenconfig MACH_JZ4740 1825ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 1835ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 1845ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 1855ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 1865ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 1875ebabe59SLars-Peter Clausen select IRQ_CPU 1885ebabe59SLars-Peter Clausen select GENERIC_GPIO 1895ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 1905ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 1915ebabe59SLars-Peter Clausen select HAVE_PWM 1925ebabe59SLars-Peter Clausen 1931f21d2bdSBrian Murphyconfig LASAT 1941f21d2bdSBrian Murphy bool "LASAT Networks platforms" 19542f77542SRalf Baechle select CEVT_R4K 196940f6b48SRalf Baechle select CSRC_R4K 1971f21d2bdSBrian Murphy select DMA_NONCOHERENT 1981f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 1991f21d2bdSBrian Murphy select HW_HAS_PCI 200a5ccfe5cSRalf Baechle select IRQ_CPU 2011f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2021f21d2bdSBrian Murphy select MIPS_NILE4 2031f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2041f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2051f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2061f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2071f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2081f21d2bdSBrian Murphy 20985749d24SWu Zhangjinconfig MACH_LOONGSON 21085749d24SWu Zhangjin bool "Loongson family of machines" 211c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 212ade299d8SYoichi Yuasa help 21385749d24SWu Zhangjin This enables the support of Loongson family of machines. 21485749d24SWu Zhangjin 21585749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 21685749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 21785749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 21885749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 219ade299d8SYoichi Yuasa 2201da177e4SLinus Torvaldsconfig MIPS_MALTA 2213fa986faSMartin Michlmayr bool "MIPS Malta board" 22261ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2231da177e4SLinus Torvalds select BOOT_ELF32 224fa71c960SRalf Baechle select BOOT_RAW 22542f77542SRalf Baechle select CEVT_R4K 226940f6b48SRalf Baechle select CSRC_R4K 2271da177e4SLinus Torvalds select DMA_NONCOHERENT 2281da177e4SLinus Torvalds select GENERIC_ISA_DMA 229aa414dffSRalf Baechle select IRQ_CPU 23039b8d525SRalf Baechle select IRQ_GIC 2311da177e4SLinus Torvalds select HW_HAS_PCI 232d865bea4SRalf Baechle select I8253 2331da177e4SLinus Torvalds select I8259 2345e83d430SRalf Baechle select MIPS_BOARDS_GEN 2355e83d430SRalf Baechle select MIPS_BONITO64 2369318c51aSChris Dearman select MIPS_CPU_SCACHE 237252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 2385e83d430SRalf Baechle select MIPS_MSC 2391da177e4SLinus Torvalds select SWAP_IO_SPACE 2407cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2417cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 2427cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 2437cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 2447cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 24536a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 246ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 247ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 2485e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 2495e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 2500365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 251f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 2529693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 2531b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 2541da177e4SLinus Torvalds help 255f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 2561da177e4SLinus Torvalds board. 2571da177e4SLinus Torvalds 258c78cbf49SRalf Baechleconfig MIPS_SIM 2593fa986faSMartin Michlmayr bool 'MIPS simulator (MIPSsim)' 26042f77542SRalf Baechle select CEVT_R4K 261940f6b48SRalf Baechle select CSRC_R4K 262c78cbf49SRalf Baechle select DMA_NONCOHERENT 26336a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 264c78cbf49SRalf Baechle select IRQ_CPU 2659267a30dSMarc St-Jean select BOOT_RAW 2667cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2677cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 26836a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 269c78cbf49SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 270c78cbf49SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 271f6e2373aSRalf Baechle select SYS_SUPPORTS_MULTITHREADING 272c78cbf49SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 273c78cbf49SRalf Baechle help 274c78cbf49SRalf Baechle This option enables support for MIPS Technologies MIPSsim software 275c78cbf49SRalf Baechle emulator. 276c78cbf49SRalf Baechle 277a83860c2SRalf Baechleconfig NEC_MARKEINS 278a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 279a83860c2SRalf Baechle select SOC_EMMA2RH 280a83860c2SRalf Baechle select HW_HAS_PCI 281a83860c2SRalf Baechle help 282a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 283ade299d8SYoichi Yuasa 2845e83d430SRalf Baechleconfig MACH_VR41XX 28574142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 28642f77542SRalf Baechle select CEVT_R4K 287940f6b48SRalf Baechle select CSRC_R4K 2887cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 28927fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 2905e83d430SRalf Baechle 291edb6310aSDaniel Lairdconfig NXP_STB220 292edb6310aSDaniel Laird bool "NXP STB220 board" 293edb6310aSDaniel Laird select SOC_PNX833X 294edb6310aSDaniel Laird help 295edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 296edb6310aSDaniel Laird 297edb6310aSDaniel Lairdconfig NXP_STB225 298edb6310aSDaniel Laird bool "NXP 225 board" 299edb6310aSDaniel Laird select SOC_PNX833X 300edb6310aSDaniel Laird select SOC_PNX8335 301edb6310aSDaniel Laird help 302edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 303edb6310aSDaniel Laird 304ade299d8SYoichi Yuasaconfig PNX8550_JBS 305a92b0588SDaniel Laird bool "NXP PNX8550 based JBS board" 306ade299d8SYoichi Yuasa select PNX8550 307ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 308ade299d8SYoichi Yuasa 309ade299d8SYoichi Yuasaconfig PNX8550_STB810 310a92b0588SDaniel Laird bool "NXP PNX8550 based STB810 board" 311ade299d8SYoichi Yuasa select PNX8550 312ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 313ade299d8SYoichi Yuasa 3149267a30dSMarc St-Jeanconfig PMC_MSP 3159267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3169267a30dSMarc St-Jean depends on EXPERIMENTAL 3179267a30dSMarc St-Jean select DMA_NONCOHERENT 3189267a30dSMarc St-Jean select SWAP_IO_SPACE 3199267a30dSMarc St-Jean select NO_EXCEPT_FILL 3209267a30dSMarc St-Jean select BOOT_RAW 3219267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3229267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3239267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 3249267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 3259267a30dSMarc St-Jean select IRQ_CPU 3269267a30dSMarc St-Jean select SERIAL_8250 3279267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 3289267a30dSMarc St-Jean help 3299267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 3309267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 3319267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 3329267a30dSMarc St-Jean a variety of MIPS cores. 3339267a30dSMarc St-Jean 3345e83d430SRalf Baechleconfig PMC_YOSEMITE 3353fa986faSMartin Michlmayr bool "PMC-Sierra Yosemite eval board" 33642f77542SRalf Baechle select CEVT_R4K 337940f6b48SRalf Baechle select CSRC_R4K 3385e83d430SRalf Baechle select DMA_COHERENT 3395e83d430SRalf Baechle select HW_HAS_PCI 3405e83d430SRalf Baechle select IRQ_CPU 3415e83d430SRalf Baechle select IRQ_CPU_RM7K 3425e83d430SRalf Baechle select IRQ_CPU_RM9K 3435e83d430SRalf Baechle select SWAP_IO_SPACE 3447cf8053bSRalf Baechle select SYS_HAS_CPU_RM9000 34536a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 3465e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 3475e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 3485e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3495e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 350e73ea273SRalf Baechle select SYS_SUPPORTS_SMP 3515e83d430SRalf Baechle help 3525e83d430SRalf Baechle Yosemite is an evaluation board for the RM9000x2 processor 3535e83d430SRalf Baechle manufactured by PMC-Sierra. 3541da177e4SLinus Torvalds 355a3a0f8c8SDavid VomLehnconfig POWERTV 356a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 357a3a0f8c8SDavid VomLehn select BOOT_ELF32 358a3a0f8c8SDavid VomLehn select CEVT_R4K 359a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 360a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 361a3a0f8c8SDavid VomLehn select CSRC_POWERTV 362a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 363a3a0f8c8SDavid VomLehn select HW_HAS_PCI 364a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 365a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 366a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 367a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 368a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 369a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 370a3a0f8c8SDavid VomLehn help 371a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 372a3a0f8c8SDavid VomLehn 3731da177e4SLinus Torvaldsconfig SGI_IP22 3743fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 3751da177e4SLinus Torvalds select ARC 3761da177e4SLinus Torvalds select ARC32 3771da177e4SLinus Torvalds select BOOT_ELF32 37842f77542SRalf Baechle select CEVT_R4K 379940f6b48SRalf Baechle select CSRC_R4K 380e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 3811da177e4SLinus Torvalds select DMA_NONCOHERENT 3825e83d430SRalf Baechle select HW_HAS_EISA 383d865bea4SRalf Baechle select I8253 38468de4803SThomas Bogendoerfer select I8259 3851da177e4SLinus Torvalds select IP22_CPU_SCACHE 3861da177e4SLinus Torvalds select IRQ_CPU 387aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 388e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 389e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 39036e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 391e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 392e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 393e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 3941da177e4SLinus Torvalds select SWAP_IO_SPACE 3957cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 3967cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 3972b5e63f6SMartin Michlmayr # 3982b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 3992b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4002b5e63f6SMartin Michlmayr # 4012b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4022b5e63f6SMartin Michlmayr # for a more details discussion 4032b5e63f6SMartin Michlmayr # 4042b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 405ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 406ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4075e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4081da177e4SLinus Torvalds help 4091da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4101da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4111da177e4SLinus Torvalds that runs on these, say Y here. 4121da177e4SLinus Torvalds 4131da177e4SLinus Torvaldsconfig SGI_IP27 4143fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4151da177e4SLinus Torvalds select ARC 4161da177e4SLinus Torvalds select ARC64 4175e83d430SRalf Baechle select BOOT_ELF64 418e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 419634286f1SRalf Baechle select DMA_COHERENT 42036a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4211da177e4SLinus Torvalds select HW_HAS_PCI 422130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4237cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 424ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4255e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 426d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4271a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4281da177e4SLinus Torvalds help 4291da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4301da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4311da177e4SLinus Torvalds here. 4321da177e4SLinus Torvalds 433e2defae5SThomas Bogendoerferconfig SGI_IP28 434e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 435e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 436e2defae5SThomas Bogendoerfer select ARC 437e2defae5SThomas Bogendoerfer select ARC64 438e2defae5SThomas Bogendoerfer select BOOT_ELF64 439e2defae5SThomas Bogendoerfer select CEVT_R4K 440e2defae5SThomas Bogendoerfer select CSRC_R4K 441e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 442e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 443e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 444e2defae5SThomas Bogendoerfer select IRQ_CPU 445e2defae5SThomas Bogendoerfer select HW_HAS_EISA 446e2defae5SThomas Bogendoerfer select I8253 447e2defae5SThomas Bogendoerfer select I8259 448e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 449e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 4505b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 451e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 452e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 453e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 454e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 455e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 4562b5e63f6SMartin Michlmayr # 4572b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4582b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4592b5e63f6SMartin Michlmayr # 4602b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4612b5e63f6SMartin Michlmayr # for a more details discussion 4622b5e63f6SMartin Michlmayr # 4632b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 464e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 465e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 466e2defae5SThomas Bogendoerfer help 467e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 468e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 469e2defae5SThomas Bogendoerfer 4701da177e4SLinus Torvaldsconfig SGI_IP32 471cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 4721da177e4SLinus Torvalds select ARC 4731da177e4SLinus Torvalds select ARC32 4741da177e4SLinus Torvalds select BOOT_ELF32 47542f77542SRalf Baechle select CEVT_R4K 476940f6b48SRalf Baechle select CSRC_R4K 4771da177e4SLinus Torvalds select DMA_NONCOHERENT 4781da177e4SLinus Torvalds select HW_HAS_PCI 479dd67b155SRalf Baechle select IRQ_CPU 4801da177e4SLinus Torvalds select R5000_CPU_SCACHE 4811da177e4SLinus Torvalds select RM7000_CPU_SCACHE 4827cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4837cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 4847cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 485dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 486ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4875e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4881da177e4SLinus Torvalds help 4891da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 4901da177e4SLinus Torvalds 491ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 492ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 4935e83d430SRalf Baechle depends on EXPERIMENTAL 4945e83d430SRalf Baechle select BOOT_ELF32 4955e83d430SRalf Baechle select DMA_COHERENT 4965e83d430SRalf Baechle select SIBYTE_BCM1120 4975e83d430SRalf Baechle select SWAP_IO_SPACE 4987cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 4995e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5005e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5015e83d430SRalf Baechle 502ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 503ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5045e83d430SRalf Baechle depends on EXPERIMENTAL 5055e83d430SRalf Baechle select BOOT_ELF32 5065e83d430SRalf Baechle select DMA_COHERENT 5075e83d430SRalf Baechle select SIBYTE_BCM1120 5085e83d430SRalf Baechle select SWAP_IO_SPACE 5097cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5105e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5115e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5125e83d430SRalf Baechle 5135e83d430SRalf Baechleconfig SIBYTE_CRHONE 5143fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5155e83d430SRalf Baechle depends on EXPERIMENTAL 5165e83d430SRalf Baechle select BOOT_ELF32 5175e83d430SRalf Baechle select DMA_COHERENT 5185e83d430SRalf Baechle select SIBYTE_BCM1125 5195e83d430SRalf Baechle select SWAP_IO_SPACE 5207cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5215e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5225e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5235e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5245e83d430SRalf Baechle 525ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 526ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 527ade299d8SYoichi Yuasa depends on EXPERIMENTAL 528ade299d8SYoichi Yuasa select BOOT_ELF32 529ade299d8SYoichi Yuasa select DMA_COHERENT 530ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 531ade299d8SYoichi Yuasa select SWAP_IO_SPACE 532ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 533ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 534ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 535ade299d8SYoichi Yuasa 536ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 537ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 538ade299d8SYoichi Yuasa select BOOT_ELF32 539ade299d8SYoichi Yuasa select DMA_COHERENT 540fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 541ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 542ade299d8SYoichi Yuasa select SIBYTE_SB1250 543ade299d8SYoichi Yuasa select SWAP_IO_SPACE 544ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 545ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 546ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 547ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 548cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 549ade299d8SYoichi Yuasa 550ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 551ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 552ade299d8SYoichi Yuasa depends on EXPERIMENTAL 553ade299d8SYoichi Yuasa select BOOT_ELF32 554ade299d8SYoichi Yuasa select DMA_COHERENT 555fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 556ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 557ade299d8SYoichi Yuasa select SIBYTE_SB1250 558ade299d8SYoichi Yuasa select SWAP_IO_SPACE 559ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 560ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 561ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 562ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 563ade299d8SYoichi Yuasa 564ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 565ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 566ade299d8SYoichi Yuasa depends on EXPERIMENTAL 567ade299d8SYoichi Yuasa select BOOT_ELF32 568ade299d8SYoichi Yuasa select DMA_COHERENT 569ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 570ade299d8SYoichi Yuasa select SIBYTE_SB1250 571ade299d8SYoichi Yuasa select SWAP_IO_SPACE 572ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 573ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 574ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 575ade299d8SYoichi Yuasa 576ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 577ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 578ade299d8SYoichi Yuasa select BOOT_ELF32 579ade299d8SYoichi Yuasa select DMA_COHERENT 580ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 581ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 582ade299d8SYoichi Yuasa select SWAP_IO_SPACE 583ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 584ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 585651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 586ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 587cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 588ade299d8SYoichi Yuasa 58914b36af4SThomas Bogendoerferconfig SNI_RM 59014b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 5914a0312fcSThomas Bogendoerfer select ARC if CPU_LITTLE_ENDIAN 5924a0312fcSThomas Bogendoerfer select ARC32 if CPU_LITTLE_ENDIAN 593231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 5945e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 5955e83d430SRalf Baechle select BOOT_ELF32 59642f77542SRalf Baechle select CEVT_R4K 597940f6b48SRalf Baechle select CSRC_R4K 598e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 5995e83d430SRalf Baechle select DMA_NONCOHERENT 6005e83d430SRalf Baechle select GENERIC_ISA_DMA 6015e83d430SRalf Baechle select HW_HAS_EISA 6025e83d430SRalf Baechle select HW_HAS_PCI 603c066a32aSThomas Bogendoerfer select IRQ_CPU 604d865bea4SRalf Baechle select I8253 6055e83d430SRalf Baechle select I8259 6065e83d430SRalf Baechle select ISA 6074a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6087cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6094a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 610c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6114a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 61236a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 613ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6145e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6154a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6165e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6175e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6181da177e4SLinus Torvalds help 61914b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 62014b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6215e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6225e83d430SRalf Baechle support this machine type. 6231da177e4SLinus Torvalds 624edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 625edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6265e83d430SRalf Baechle 627edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 628edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 62923fbee9dSRalf Baechle 63073b4390fSRalf Baechleconfig MIKROTIK_RB532 63173b4390fSRalf Baechle bool "Mikrotik RB532 boards" 63273b4390fSRalf Baechle select CEVT_R4K 63373b4390fSRalf Baechle select CSRC_R4K 63473b4390fSRalf Baechle select DMA_NONCOHERENT 63573b4390fSRalf Baechle select HW_HAS_PCI 63673b4390fSRalf Baechle select IRQ_CPU 63773b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 63873b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 63973b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 64073b4390fSRalf Baechle select SWAP_IO_SPACE 64173b4390fSRalf Baechle select BOOT_RAW 642d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 64373b4390fSRalf Baechle help 64473b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 64573b4390fSRalf Baechle based on the IDT RC32434 SoC. 64673b4390fSRalf Baechle 647ade299d8SYoichi Yuasaconfig WR_PPMC 648ade299d8SYoichi Yuasa bool "Wind River PPMC board" 64942f77542SRalf Baechle select CEVT_R4K 650940f6b48SRalf Baechle select CSRC_R4K 651ade299d8SYoichi Yuasa select IRQ_CPU 652ade299d8SYoichi Yuasa select BOOT_ELF32 653ade299d8SYoichi Yuasa select DMA_NONCOHERENT 654ade299d8SYoichi Yuasa select HW_HAS_PCI 655ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 656ade299d8SYoichi Yuasa select SWAP_IO_SPACE 657ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 658ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 659ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 660ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 661ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 662ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 663ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 664ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 665ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 666ade299d8SYoichi Yuasa help 667ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 668ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 669ade299d8SYoichi Yuasa 670a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 671c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 672a86c7f72SDavid Daney select CEVT_R4K 673a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 674a86c7f72SDavid Daney select DMA_COHERENT 675a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 676a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 677a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 678773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 6795e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 680a86c7f72SDavid Daney help 681a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 682a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 683a86c7f72SDavid Daney hardware. 684a86c7f72SDavid Daney 685a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 686c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 687a86c7f72SDavid Daney select CEVT_R4K 688a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 689a86c7f72SDavid Daney select DMA_COHERENT 690a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 691a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 692a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 693773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 694a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 6955e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 696a86c7f72SDavid Daney select SWAP_IO_SPACE 697e8635b48SDavid Daney select HW_HAS_PCI 698e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 699f00e001eSDavid Daney select ZONE_DMA32 700340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 701340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 702a86c7f72SDavid Daney help 703a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 704a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 705a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 706a86c7f72SDavid Daney Some of the supported boards are: 707a86c7f72SDavid Daney EBT3000 708a86c7f72SDavid Daney EBH3000 709a86c7f72SDavid Daney EBH3100 710a86c7f72SDavid Daney Thunder 711a86c7f72SDavid Daney Kodama 712a86c7f72SDavid Daney Hikari 713a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 714a86c7f72SDavid Daney 7151da177e4SLinus Torvaldsendchoice 7161da177e4SLinus Torvalds 717e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 718e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 7195e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 7205ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 7211f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 7225e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig" 723a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 72429c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 72538b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 72622b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 7275e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 728a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 72985749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 73038b18f72SRalf Baechle 7315e83d430SRalf Baechleendmenu 7325e83d430SRalf Baechle 7331da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 7341da177e4SLinus Torvalds bool 7351da177e4SLinus Torvalds default y 7361da177e4SLinus Torvalds 7371da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 7381da177e4SLinus Torvalds bool 7391da177e4SLinus Torvalds 740f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 741f0d1b0b3SDavid Howells bool 742f0d1b0b3SDavid Howells default n 743f0d1b0b3SDavid Howells 744f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 745f0d1b0b3SDavid Howells bool 746f0d1b0b3SDavid Howells default n 747f0d1b0b3SDavid Howells 74800a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE 74900a58253SRalf Baechle bool 75000a58253SRalf Baechle default y if !MIPS_MT_SMTC 75100a58253SRalf Baechle 7523c9ee7efSAkinobu Mitaconfig GENERIC_FIND_NEXT_BIT 7533c9ee7efSAkinobu Mita bool 7543c9ee7efSAkinobu Mita default y 7553c9ee7efSAkinobu Mita 7563c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 7573c9ee7efSAkinobu Mita bool 7583c9ee7efSAkinobu Mita default y 7593c9ee7efSAkinobu Mita 7601da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 7611da177e4SLinus Torvalds bool 7621da177e4SLinus Torvalds default y 7631da177e4SLinus Torvalds 7647bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 7657bcf7717SRalf Baechle bool 7667bcf7717SRalf Baechle default y 7677bcf7717SRalf Baechle 768f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 769f5ff0a28SRalf Baechle bool 770f5ff0a28SRalf Baechle default y 771f5ff0a28SRalf Baechle 772ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 7731cc89038SAtsushi Nemoto bool 7741cc89038SAtsushi Nemoto default y 7751cc89038SAtsushi Nemoto 776e77c232cSFranck Bui-Huuconfig GENERIC_HARDIRQS_NO__DO_IRQ 777c87e0909SRalf Baechle def_bool y 778e77c232cSFranck Bui-Huu 7791da177e4SLinus Torvalds# 7801da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 7811da177e4SLinus Torvalds# 7821da177e4SLinus Torvaldsconfig ARC 7831da177e4SLinus Torvalds bool 7841da177e4SLinus Torvalds 78561ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 78661ed242dSRalf Baechle bool 78761ed242dSRalf Baechle 7889267a30dSMarc St-Jeanconfig BOOT_RAW 7899267a30dSMarc St-Jean bool 7909267a30dSMarc St-Jean 791217dd11eSRalf Baechleconfig CEVT_BCM1480 792217dd11eSRalf Baechle bool 793217dd11eSRalf Baechle 7946457d9fcSYoichi Yuasaconfig CEVT_DS1287 7956457d9fcSYoichi Yuasa bool 7966457d9fcSYoichi Yuasa 7971097c6acSYoichi Yuasaconfig CEVT_GT641XX 7981097c6acSYoichi Yuasa bool 7991097c6acSYoichi Yuasa 800779e7d41SManuel Laussconfig CEVT_R4K_LIB 801779e7d41SManuel Lauss bool 802779e7d41SManuel Lauss 80342f77542SRalf Baechleconfig CEVT_R4K 804779e7d41SManuel Lauss select CEVT_R4K_LIB 80542f77542SRalf Baechle bool 80642f77542SRalf Baechle 807217dd11eSRalf Baechleconfig CEVT_SB1250 808217dd11eSRalf Baechle bool 809217dd11eSRalf Baechle 810229f773eSAtsushi Nemotoconfig CEVT_TXX9 811229f773eSAtsushi Nemoto bool 812229f773eSAtsushi Nemoto 813217dd11eSRalf Baechleconfig CSRC_BCM1480 814217dd11eSRalf Baechle bool 815217dd11eSRalf Baechle 8164247417dSYoichi Yuasaconfig CSRC_IOASIC 8174247417dSYoichi Yuasa bool 8184247417dSYoichi Yuasa 819a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 820a3a0f8c8SDavid VomLehn bool 821a3a0f8c8SDavid VomLehn 822779e7d41SManuel Laussconfig CSRC_R4K_LIB 823779e7d41SManuel Lauss bool 824779e7d41SManuel Lauss 825940f6b48SRalf Baechleconfig CSRC_R4K 826779e7d41SManuel Lauss select CSRC_R4K_LIB 827940f6b48SRalf Baechle bool 828940f6b48SRalf Baechle 829217dd11eSRalf Baechleconfig CSRC_SB1250 830217dd11eSRalf Baechle bool 831217dd11eSRalf Baechle 832a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 833a9aec7feSAtsushi Nemoto select GENERIC_GPIO 8347444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 835a9aec7feSAtsushi Nemoto bool 836a9aec7feSAtsushi Nemoto 837df78b5c8SAurelien Jarnoconfig CFE 838df78b5c8SAurelien Jarno bool 839df78b5c8SAurelien Jarno 8401da177e4SLinus Torvaldsconfig DMA_COHERENT 8411da177e4SLinus Torvalds bool 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 8441da177e4SLinus Torvalds bool 845e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 8464ce588cdSRalf Baechle 847e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 8484ce588cdSRalf Baechle bool 8491da177e4SLinus Torvalds 85036a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 8511da177e4SLinus Torvalds bool 8521da177e4SLinus Torvalds 853dbb74540SRalf Baechleconfig HOTPLUG_CPU 8541b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 8551b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 8561b2bc75cSRalf Baechle help 8571b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 8581b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 8591b2bc75cSRalf Baechle (Note: power management support will enable this option 8601b2bc75cSRalf Baechle automatically on SMP systems. ) 8611b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 8621b2bc75cSRalf Baechle 8631b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 864dbb74540SRalf Baechle bool 865dbb74540SRalf Baechle 8661da177e4SLinus Torvaldsconfig I8259 8671da177e4SLinus Torvalds bool 8681da177e4SLinus Torvalds 8691da177e4SLinus Torvaldsconfig MIPS_BONITO64 8701da177e4SLinus Torvalds bool 8711da177e4SLinus Torvalds 8721da177e4SLinus Torvaldsconfig MIPS_MSC 8731da177e4SLinus Torvalds bool 8741da177e4SLinus Torvalds 8751f21d2bdSBrian Murphyconfig MIPS_NILE4 8761f21d2bdSBrian Murphy bool 8771f21d2bdSBrian Murphy 8781da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 8791da177e4SLinus Torvalds bool 8801da177e4SLinus Torvalds 88139b8d525SRalf Baechleconfig SYNC_R4K 88239b8d525SRalf Baechle bool 88339b8d525SRalf Baechle 884d388d685SMaciej W. Rozyckiconfig NO_IOPORT 885d388d685SMaciej W. Rozycki def_bool n 886d388d685SMaciej W. Rozycki 8878313da30SRalf Baechleconfig GENERIC_ISA_DMA 8888313da30SRalf Baechle bool 8898313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 890a35bee8aSNamhyung Kim select ISA_DMA_API 8918313da30SRalf Baechle 892aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 893aa414dffSRalf Baechle bool 8948313da30SRalf Baechle select GENERIC_ISA_DMA 895aa414dffSRalf Baechle 896a35bee8aSNamhyung Kimconfig ISA_DMA_API 897a35bee8aSNamhyung Kim bool 898a35bee8aSNamhyung Kim 89909663335SYoichi Yuasaconfig GENERIC_GPIO 90009663335SYoichi Yuasa bool 90109663335SYoichi Yuasa 9025e83d430SRalf Baechle# 9033cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9045e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9055e83d430SRalf Baechle# choice statement should be more obvious to the user. 9065e83d430SRalf Baechle# 9075e83d430SRalf Baechlechoice 9085e83d430SRalf Baechle prompt "Endianess selection" 9091da177e4SLinus Torvalds help 9101da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9115e83d430SRalf Baechle byte order. These modes require different kernels and a different 9123cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9135e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9143dde6ad8SDavid Sterba one or the other endianness. 9155e83d430SRalf Baechle 9165e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 9175e83d430SRalf Baechle bool "Big endian" 9185e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 9195e83d430SRalf Baechle 9205e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 9215e83d430SRalf Baechle bool "Little endian" 9225e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 9235e83d430SRalf Baechle help 9245e83d430SRalf Baechle 9255e83d430SRalf Baechleendchoice 9265e83d430SRalf Baechle 92722b0763aSDavid Daneyconfig EXPORT_UASM 92822b0763aSDavid Daney bool 92922b0763aSDavid Daney 9302116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 9312116245eSRalf Baechle bool 9322116245eSRalf Baechle 9335e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 9345e83d430SRalf Baechle bool 9355e83d430SRalf Baechle 9365e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 9375e83d430SRalf Baechle bool 9381da177e4SLinus Torvalds 9399cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 9409cffd154SDavid Daney bool 9419cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 9429cffd154SDavid Daney default y 9439cffd154SDavid Daney 9441da177e4SLinus Torvaldsconfig IRQ_CPU 9451da177e4SLinus Torvalds bool 9461da177e4SLinus Torvalds 9471da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 9481da177e4SLinus Torvalds bool 9491da177e4SLinus Torvalds 9505e83d430SRalf Baechleconfig IRQ_CPU_RM9K 9515e83d430SRalf Baechle bool 9525e83d430SRalf Baechle 9539267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 9549267a30dSMarc St-Jean bool 9559267a30dSMarc St-Jean 9569267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 9579267a30dSMarc St-Jean bool 9589267a30dSMarc St-Jean 9598420fd00SAtsushi Nemotoconfig IRQ_TXX9 9608420fd00SAtsushi Nemoto bool 9618420fd00SAtsushi Nemoto 962d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 963d5ab1a69SYoichi Yuasa bool 964d5ab1a69SYoichi Yuasa 96539b8d525SRalf Baechleconfig IRQ_GIC 96639b8d525SRalf Baechle bool 96739b8d525SRalf Baechle 968a86c7f72SDavid Daneyconfig IRQ_CPU_OCTEON 969a86c7f72SDavid Daney bool 970a86c7f72SDavid Daney 9711da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 9721da177e4SLinus Torvalds bool 9731da177e4SLinus Torvalds 974252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 9751da177e4SLinus Torvalds bool 9761da177e4SLinus Torvalds 9779267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 9789267a30dSMarc St-Jean bool 9799267a30dSMarc St-Jean 980663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 981663c3d90Sthomas@koeller.dyndns.org bool 982663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 983663c3d90Sthomas@koeller.dyndns.org 984a83860c2SRalf Baechleconfig SOC_EMMA2RH 985a83860c2SRalf Baechle bool 986a83860c2SRalf Baechle select CEVT_R4K 987a83860c2SRalf Baechle select CSRC_R4K 988a83860c2SRalf Baechle select DMA_NONCOHERENT 989a83860c2SRalf Baechle select IRQ_CPU 990a83860c2SRalf Baechle select SWAP_IO_SPACE 991a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 992a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 993a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 994a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 995a83860c2SRalf Baechle 996edb6310aSDaniel Lairdconfig SOC_PNX833X 997edb6310aSDaniel Laird bool 998edb6310aSDaniel Laird select CEVT_R4K 999edb6310aSDaniel Laird select CSRC_R4K 1000edb6310aSDaniel Laird select IRQ_CPU 1001edb6310aSDaniel Laird select DMA_NONCOHERENT 1002edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1003edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1004edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1005edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1006edb6310aSDaniel Laird select GENERIC_GPIO 1007edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1008edb6310aSDaniel Laird 1009edb6310aSDaniel Lairdconfig SOC_PNX8335 1010edb6310aSDaniel Laird bool 1011edb6310aSDaniel Laird select SOC_PNX833X 1012edb6310aSDaniel Laird 1013bdf21b18SPete Popovconfig PNX8550 1014bdf21b18SPete Popov bool 1015bdf21b18SPete Popov select SOC_PNX8550 1016bdf21b18SPete Popov 1017bdf21b18SPete Popovconfig SOC_PNX8550 1018bdf21b18SPete Popov bool 1019bdf21b18SPete Popov select DMA_NONCOHERENT 1020bdf21b18SPete Popov select HW_HAS_PCI 1021b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 102236a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 10237cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 10244ead1681SFlorian Fainelli select GENERIC_GPIO 1025bdf21b18SPete Popov 10261da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 10271da177e4SLinus Torvalds bool 10281da177e4SLinus Torvalds 1029663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1030663c3d90Sthomas@koeller.dyndns.org bool 1031663c3d90Sthomas@koeller.dyndns.org 1032e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1033e2defae5SThomas Bogendoerfer bool 1034e2defae5SThomas Bogendoerfer 10355b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 10365b438c44SThomas Bogendoerfer bool 10375b438c44SThomas Bogendoerfer 1038e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1039e2defae5SThomas Bogendoerfer bool 1040e2defae5SThomas Bogendoerfer 1041e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1042e2defae5SThomas Bogendoerfer bool 1043e2defae5SThomas Bogendoerfer 1044e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1045e2defae5SThomas Bogendoerfer bool 1046e2defae5SThomas Bogendoerfer 1047e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1048e2defae5SThomas Bogendoerfer bool 1049e2defae5SThomas Bogendoerfer 1050e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1051e2defae5SThomas Bogendoerfer bool 1052e2defae5SThomas Bogendoerfer 10535e83d430SRalf Baechleconfig ARC32 10545e83d430SRalf Baechle bool 10555e83d430SRalf Baechle 1056231a35d3SThomas Bogendoerferconfig SNIPROM 1057231a35d3SThomas Bogendoerfer bool 1058231a35d3SThomas Bogendoerfer 10591da177e4SLinus Torvaldsconfig BOOT_ELF32 10601da177e4SLinus Torvalds bool 10611da177e4SLinus Torvalds 10621da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 10631da177e4SLinus Torvalds int 1064c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 10650db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1066a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 10671da177e4SLinus Torvalds default "5" 10681da177e4SLinus Torvalds 10691da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 10701da177e4SLinus Torvalds bool 10711da177e4SLinus Torvalds 10721da177e4SLinus Torvaldsconfig ARC_CONSOLE 10731da177e4SLinus Torvalds bool "ARC console support" 1074e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 10751da177e4SLinus Torvalds 10761da177e4SLinus Torvaldsconfig ARC_MEMORY 10771da177e4SLinus Torvalds bool 107814b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 10791da177e4SLinus Torvalds default y 10801da177e4SLinus Torvalds 10811da177e4SLinus Torvaldsconfig ARC_PROMLIB 10821da177e4SLinus Torvalds bool 1083e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 10841da177e4SLinus Torvalds default y 10851da177e4SLinus Torvalds 10861da177e4SLinus Torvaldsconfig ARC64 10871da177e4SLinus Torvalds bool 10881da177e4SLinus Torvalds 10891da177e4SLinus Torvaldsconfig BOOT_ELF64 10901da177e4SLinus Torvalds bool 10911da177e4SLinus Torvalds 10921da177e4SLinus Torvaldsmenu "CPU selection" 10931da177e4SLinus Torvalds 10941da177e4SLinus Torvaldschoice 10951da177e4SLinus Torvalds prompt "CPU type" 10961da177e4SLinus Torvalds default CPU_R4X00 10971da177e4SLinus Torvalds 10983702bba5SWu Zhangjinconfig CPU_LOONGSON2E 10993702bba5SWu Zhangjin bool "Loongson 2E" 11003702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11013702bba5SWu Zhangjin select CPU_LOONGSON2 11022a21c730SFuxin Zhang help 11032a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11042a21c730SFuxin Zhang with many extensions. 11052a21c730SFuxin Zhang 11066f7a251aSWu Zhangjin It has an internal FPGA northbridge, which is compatiable to 11076f7a251aSWu Zhangjin bonito64. 11086f7a251aSWu Zhangjin 11096f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11106f7a251aSWu Zhangjin bool "Loongson 2F" 11116f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11126f7a251aSWu Zhangjin select CPU_LOONGSON2 1113c197da91SArnaud Patard select GENERIC_GPIO 1114c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11156f7a251aSWu Zhangjin help 11166f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11176f7a251aSWu Zhangjin with many extensions. 11186f7a251aSWu Zhangjin 11196f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11206f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 11216f7a251aSWu Zhangjin Loongson2E. 11226f7a251aSWu Zhangjin 11236e760c8dSRalf Baechleconfig CPU_MIPS32_R1 11246e760c8dSRalf Baechle bool "MIPS32 Release 1" 11257cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 11266e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1127797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1128ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11296e760c8dSRalf Baechle help 11305e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 11311e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11321e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11331e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11341e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11351e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 11361e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 11371e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 11381e5f1caaSRalf Baechle performance. 11391e5f1caaSRalf Baechle 11401e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 11411e5f1caaSRalf Baechle bool "MIPS32 Release 2" 11427cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 11431e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1144797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1145ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11461e5f1caaSRalf Baechle help 11475e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 11486e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11496e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11506e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11516e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11521da177e4SLinus Torvalds 11536e760c8dSRalf Baechleconfig CPU_MIPS64_R1 11546e760c8dSRalf Baechle bool "MIPS64 Release 1" 11557cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1156797798c1SRalf Baechle select CPU_HAS_PREFETCH 1157ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1158ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1159ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11609cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11616e760c8dSRalf Baechle help 11626e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 11636e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11646e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11656e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11666e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11671e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 11681e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 11691e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 11701e5f1caaSRalf Baechle performance. 11711e5f1caaSRalf Baechle 11721e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 11731e5f1caaSRalf Baechle bool "MIPS64 Release 2" 11747cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1175797798c1SRalf Baechle select CPU_HAS_PREFETCH 11761e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 11771e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1178ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11799cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11801e5f1caaSRalf Baechle help 11811e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 11821e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11831e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11841e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11851e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11861da177e4SLinus Torvalds 11871da177e4SLinus Torvaldsconfig CPU_R3000 11881da177e4SLinus Torvalds bool "R3000" 11897cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1190f7062ddbSRalf Baechle select CPU_HAS_WB 1191ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1192797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11931da177e4SLinus Torvalds help 11941da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 11951da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 11961da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 11971da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 11981da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 11991da177e4SLinus Torvalds try to recompile with R3000. 12001da177e4SLinus Torvalds 12011da177e4SLinus Torvaldsconfig CPU_TX39XX 12021da177e4SLinus Torvalds bool "R39XX" 12037cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1204ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12051da177e4SLinus Torvalds 12061da177e4SLinus Torvaldsconfig CPU_VR41XX 12071da177e4SLinus Torvalds bool "R41xx" 12087cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1209ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1210ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12111da177e4SLinus Torvalds help 12125e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12131da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12141da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12151da177e4SLinus Torvalds processor or vice versa. 12161da177e4SLinus Torvalds 12171da177e4SLinus Torvaldsconfig CPU_R4300 12181da177e4SLinus Torvalds bool "R4300" 12197cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1220ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1221ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12221da177e4SLinus Torvalds help 12231da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 12241da177e4SLinus Torvalds 12251da177e4SLinus Torvaldsconfig CPU_R4X00 12261da177e4SLinus Torvalds bool "R4x00" 12277cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1228ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1229ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12301da177e4SLinus Torvalds help 12311da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 12321da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 12331da177e4SLinus Torvalds 12341da177e4SLinus Torvaldsconfig CPU_TX49XX 12351da177e4SLinus Torvalds bool "R49XX" 12367cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1237de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1238ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1239ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12401da177e4SLinus Torvalds 12411da177e4SLinus Torvaldsconfig CPU_R5000 12421da177e4SLinus Torvalds bool "R5000" 12437cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1244ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1245ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12461da177e4SLinus Torvalds help 12471da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 12481da177e4SLinus Torvalds 12491da177e4SLinus Torvaldsconfig CPU_R5432 12501da177e4SLinus Torvalds bool "R5432" 12517cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 12525e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12535e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 12541da177e4SLinus Torvalds 1255542c1020SShinya Kuribayashiconfig CPU_R5500 1256542c1020SShinya Kuribayashi bool "R5500" 1257542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1258542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1259542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 12609cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1261542c1020SShinya Kuribayashi help 1262542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1263542c1020SShinya Kuribayashi instruction set. 1264542c1020SShinya Kuribayashi 12651da177e4SLinus Torvaldsconfig CPU_R6000 12661da177e4SLinus Torvalds bool "R6000" 1267ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 12687cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1269ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12701da177e4SLinus Torvalds help 12711da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1272c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 12731da177e4SLinus Torvalds 12741da177e4SLinus Torvaldsconfig CPU_NEVADA 12751da177e4SLinus Torvalds bool "RM52xx" 12767cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1277ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1278ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12791da177e4SLinus Torvalds help 12801da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 12811da177e4SLinus Torvalds 12821da177e4SLinus Torvaldsconfig CPU_R8000 12831da177e4SLinus Torvalds bool "R8000" 1284ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 12857cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 12865e83d430SRalf Baechle select CPU_HAS_PREFETCH 1287ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12881da177e4SLinus Torvalds help 12891da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 12901da177e4SLinus Torvalds uncommon and the support for them is incomplete. 12911da177e4SLinus Torvalds 12921da177e4SLinus Torvaldsconfig CPU_R10000 12931da177e4SLinus Torvalds bool "R10000" 12947cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 12955e83d430SRalf Baechle select CPU_HAS_PREFETCH 1296ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1297ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1298797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12991da177e4SLinus Torvalds help 13001da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13011da177e4SLinus Torvalds 13021da177e4SLinus Torvaldsconfig CPU_RM7000 13031da177e4SLinus Torvalds bool "RM7000" 13047cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13055e83d430SRalf Baechle select CPU_HAS_PREFETCH 1306ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1307ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1308797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13091da177e4SLinus Torvalds 13101da177e4SLinus Torvaldsconfig CPU_RM9000 13111da177e4SLinus Torvalds bool "RM9000" 13127cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 13135e83d430SRalf Baechle select CPU_HAS_PREFETCH 1314ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1315ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1316797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13170004a9dfSRalf Baechle select WEAK_ORDERING 13181da177e4SLinus Torvalds 13191da177e4SLinus Torvaldsconfig CPU_SB1 13201da177e4SLinus Torvalds bool "SB1" 13217cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1322ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1323ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1324797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13250004a9dfSRalf Baechle select WEAK_ORDERING 13261da177e4SLinus Torvalds 1327a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1328a86c7f72SDavid Daney bool "Cavium Octeon processor" 13295e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1330a86c7f72SDavid Daney select IRQ_CPU 1331a86c7f72SDavid Daney select IRQ_CPU_OCTEON 1332a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1333a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1334a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1335a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1336a86c7f72SDavid Daney select WEAK_ORDERING 1337a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 13389cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1339a86c7f72SDavid Daney help 1340a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1341a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1342a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1343a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1344a86c7f72SDavid Daney 1345c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1346c1c0c461SKevin Cernekee bool "BMIPS3300" 1347c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 1348c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1349c1c0c461SKevin Cernekee select IRQ_CPU 1350c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1351c1c0c461SKevin Cernekee select SYS_SUPPORTS_32BIT_KERNEL 1352c1c0c461SKevin Cernekee select WEAK_ORDERING 1353c1c0c461SKevin Cernekee help 1354c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1355c1c0c461SKevin Cernekee 1356c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1357c1c0c461SKevin Cernekee bool "BMIPS4350" 1358c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 1359c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1360c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1361c1c0c461SKevin Cernekee select IRQ_CPU 1362c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1363c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1364c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1365c1c0c461SKevin Cernekee select WEAK_ORDERING 1366c1c0c461SKevin Cernekee help 1367c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1368c1c0c461SKevin Cernekee 1369c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1370c1c0c461SKevin Cernekee bool "BMIPS4380" 1371c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 1372c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1373c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1374c1c0c461SKevin Cernekee select IRQ_CPU 1375c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1376c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1377c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1378c1c0c461SKevin Cernekee select WEAK_ORDERING 1379c1c0c461SKevin Cernekee help 1380c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1381c1c0c461SKevin Cernekee 1382c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1383c1c0c461SKevin Cernekee bool "BMIPS5000" 1384c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 1385c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1386c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 1387c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1388c1c0c461SKevin Cernekee select IRQ_CPU 1389c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1390c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1391c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1392c1c0c461SKevin Cernekee select WEAK_ORDERING 1393c1c0c461SKevin Cernekee help 1394c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1395c1c0c461SKevin Cernekee 13961da177e4SLinus Torvaldsendchoice 13971da177e4SLinus Torvalds 1398622844bfSWu Zhangjinif CPU_LOONGSON2F 1399622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1400622844bfSWu Zhangjin bool 1401622844bfSWu Zhangjin 1402622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1403622844bfSWu Zhangjin bool 1404622844bfSWu Zhangjin 1405622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1406622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1407622844bfSWu Zhangjin default y 1408622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1409622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1410622844bfSWu Zhangjin help 1411622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1412622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1413622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1414622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1415622844bfSWu Zhangjin 1416622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1417622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1418622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1419622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1420622844bfSWu Zhangjin systems. 1421622844bfSWu Zhangjin 1422622844bfSWu Zhangjin If unsure, please say Y. 1423622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1424622844bfSWu Zhangjin 14251b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 14261b93b3c3SWu Zhangjin bool 14271b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 14281b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 14291b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1430fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 14311b93b3c3SWu Zhangjin 14321b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 14331b93b3c3SWu Zhangjin bool 14341b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 14351b93b3c3SWu Zhangjin 14363702bba5SWu Zhangjinconfig CPU_LOONGSON2 14373702bba5SWu Zhangjin bool 14383702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 14393702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 14403702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 14413702bba5SWu Zhangjin 14423702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 14432a21c730SFuxin Zhang bool 14442a21c730SFuxin Zhang 14456f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 14466f7a251aSWu Zhangjin bool 144755045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 144855045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 144922f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 14506f7a251aSWu Zhangjin 14517cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 14527cf8053bSRalf Baechle bool 14537cf8053bSRalf Baechle 14547cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 14557cf8053bSRalf Baechle bool 14567cf8053bSRalf Baechle 14577cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 14587cf8053bSRalf Baechle bool 14597cf8053bSRalf Baechle 14607cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 14617cf8053bSRalf Baechle bool 14627cf8053bSRalf Baechle 14637cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 14647cf8053bSRalf Baechle bool 14657cf8053bSRalf Baechle 14667cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 14677cf8053bSRalf Baechle bool 14687cf8053bSRalf Baechle 14697cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 14707cf8053bSRalf Baechle bool 14717cf8053bSRalf Baechle 14727cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 14737cf8053bSRalf Baechle bool 14747cf8053bSRalf Baechle 14757cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 14767cf8053bSRalf Baechle bool 14777cf8053bSRalf Baechle 14787cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 14797cf8053bSRalf Baechle bool 14807cf8053bSRalf Baechle 14817cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 14827cf8053bSRalf Baechle bool 14837cf8053bSRalf Baechle 14847cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 14857cf8053bSRalf Baechle bool 14867cf8053bSRalf Baechle 1487542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1488542c1020SShinya Kuribayashi bool 1489542c1020SShinya Kuribayashi 14907cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 14917cf8053bSRalf Baechle bool 14927cf8053bSRalf Baechle 14937cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 14947cf8053bSRalf Baechle bool 14957cf8053bSRalf Baechle 14967cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 14977cf8053bSRalf Baechle bool 14987cf8053bSRalf Baechle 14997cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 15007cf8053bSRalf Baechle bool 15017cf8053bSRalf Baechle 15027cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 15037cf8053bSRalf Baechle bool 15047cf8053bSRalf Baechle 15057cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 15067cf8053bSRalf Baechle bool 15077cf8053bSRalf Baechle 15087cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 15097cf8053bSRalf Baechle bool 15107cf8053bSRalf Baechle 15115e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 15125e683389SDavid Daney bool 15135e683389SDavid Daney 1514c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1515c1c0c461SKevin Cernekee bool 1516c1c0c461SKevin Cernekee 1517c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1518c1c0c461SKevin Cernekee bool 1519c1c0c461SKevin Cernekee 1520c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1521c1c0c461SKevin Cernekee bool 1522c1c0c461SKevin Cernekee 1523c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1524c1c0c461SKevin Cernekee bool 1525c1c0c461SKevin Cernekee 152617099b11SRalf Baechle# 152717099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 152817099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 152917099b11SRalf Baechle# 15300004a9dfSRalf Baechleconfig WEAK_ORDERING 15310004a9dfSRalf Baechle bool 153217099b11SRalf Baechle 153317099b11SRalf Baechle# 153417099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 153517099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 153617099b11SRalf Baechle# 153717099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 153817099b11SRalf Baechle bool 15395e83d430SRalf Baechleendmenu 15405e83d430SRalf Baechle 15415e83d430SRalf Baechle# 15425e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 15435e83d430SRalf Baechle# 15445e83d430SRalf Baechleconfig CPU_MIPS32 15455e83d430SRalf Baechle bool 15465e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 15475e83d430SRalf Baechle 15485e83d430SRalf Baechleconfig CPU_MIPS64 15495e83d430SRalf Baechle bool 15505e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 15515e83d430SRalf Baechle 15525e83d430SRalf Baechle# 1553c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 15545e83d430SRalf Baechle# 15555e83d430SRalf Baechleconfig CPU_MIPSR1 15565e83d430SRalf Baechle bool 15575e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 15585e83d430SRalf Baechle 15595e83d430SRalf Baechleconfig CPU_MIPSR2 15605e83d430SRalf Baechle bool 1561a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 15625e83d430SRalf Baechle 15635e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 15645e83d430SRalf Baechle bool 15655e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 15665e83d430SRalf Baechle bool 15675e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 15685e83d430SRalf Baechle bool 15695e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 15705e83d430SRalf Baechle bool 157155045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 157255045ff5SWu Zhangjin bool 157355045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 157455045ff5SWu Zhangjin bool 15759cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 15769cffd154SDavid Daney bool 157722f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 157822f1fdfdSWu Zhangjin bool 157982622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 158082622284SDavid Daney bool 158182622284SDavid Daney default y if 64BIT && CPU_MIPSR2 15825e83d430SRalf Baechle 15838192c9eaSDavid Daney# 15848192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 15858192c9eaSDavid Daney# 15868192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 15878192c9eaSDavid Daney bool 1588f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 15898192c9eaSDavid Daney 15905e83d430SRalf Baechlemenu "Kernel type" 15915e83d430SRalf Baechle 15925e83d430SRalf Baechlechoice 15935e83d430SRalf Baechle 15945e83d430SRalf Baechle prompt "Kernel code model" 15955e83d430SRalf Baechle help 15965e83d430SRalf Baechle You should only select this option if you have a workload that 15975e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 15985e83d430SRalf Baechle large memory. You will only be presented a single option in this 15995e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 16005e83d430SRalf Baechle 16015e83d430SRalf Baechleconfig 32BIT 16025e83d430SRalf Baechle bool "32-bit kernel" 16035e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 16045e83d430SRalf Baechle select TRAD_SIGNALS 16055e83d430SRalf Baechle help 16065e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 16075e83d430SRalf Baechleconfig 64BIT 16085e83d430SRalf Baechle bool "64-bit kernel" 16095e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1610dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 16115e83d430SRalf Baechle help 16125e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 16135e83d430SRalf Baechle 16145e83d430SRalf Baechleendchoice 16155e83d430SRalf Baechle 16161da177e4SLinus Torvaldschoice 16171da177e4SLinus Torvalds prompt "Kernel page size" 16181da177e4SLinus Torvalds default PAGE_SIZE_4KB 16191da177e4SLinus Torvalds 16201da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 16211da177e4SLinus Torvalds bool "4kB" 1622315fe625SWu Zhangjin depends on !CPU_LOONGSON2 16231da177e4SLinus Torvalds help 16241da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 16251da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 16261da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 16271da177e4SLinus Torvalds recommended for low memory systems. 16281da177e4SLinus Torvalds 16291da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 16301da177e4SLinus Torvalds bool "8kB" 1631c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 16321da177e4SLinus Torvalds help 16331da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 16341da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1635c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1636c52399beSRalf Baechle suitable Linux distribution to support this. 16371da177e4SLinus Torvalds 16381da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 16391da177e4SLinus Torvalds bool "16kB" 1640714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 16411da177e4SLinus Torvalds help 16421da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 16431da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1644714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1645714bfad6SRalf Baechle Linux distribution to support this. 16461da177e4SLinus Torvalds 1647c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1648c52399beSRalf Baechle bool "32kB" 1649c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1650c52399beSRalf Baechle help 1651c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1652c52399beSRalf Baechle the price of higher memory consumption. This option is available 1653c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1654c52399beSRalf Baechle distribution to support this. 1655c52399beSRalf Baechle 16561da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 16571da177e4SLinus Torvalds bool "64kB" 16581da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 16591da177e4SLinus Torvalds help 16601da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 16611da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 16621da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1663714bfad6SRalf Baechle writing this option is still high experimental. 16641da177e4SLinus Torvalds 16651da177e4SLinus Torvaldsendchoice 16661da177e4SLinus Torvalds 16671da177e4SLinus Torvaldsconfig BOARD_SCACHE 16681da177e4SLinus Torvalds bool 16691da177e4SLinus Torvalds 16701da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 16711da177e4SLinus Torvalds bool 16721da177e4SLinus Torvalds select BOARD_SCACHE 16731da177e4SLinus Torvalds 16749318c51aSChris Dearman# 16759318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 16769318c51aSChris Dearman# 16779318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 16789318c51aSChris Dearman bool 16799318c51aSChris Dearman select BOARD_SCACHE 16809318c51aSChris Dearman 16811da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 16821da177e4SLinus Torvalds bool 16831da177e4SLinus Torvalds select BOARD_SCACHE 16841da177e4SLinus Torvalds 16851da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 16861da177e4SLinus Torvalds bool 16871da177e4SLinus Torvalds select BOARD_SCACHE 16881da177e4SLinus Torvalds 16891da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 16901da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 16911da177e4SLinus Torvalds depends on CPU_SB1 16921da177e4SLinus Torvalds help 16931da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 16941da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 16951da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 16961da177e4SLinus Torvalds 16971da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1698c8094b53SRalf Baechle bool 16991da177e4SLinus Torvalds 1700340ee4b9SRalf Baechlechoice 1701340ee4b9SRalf Baechle prompt "MIPS MT options" 1702f41ae0b2SRalf Baechle 1703f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1704f41ae0b2SRalf Baechle bool "Disable multithreading support." 1705f41ae0b2SRalf Baechle help 1706f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1707f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1708f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1709f41ae0b2SRalf Baechle option in this menu. 1710340ee4b9SRalf Baechle 171159d6ab86SRalf Baechleconfig MIPS_MT_SMP 171259d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 171359d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 171459d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1715d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 171659d6ab86SRalf Baechle select MIPS_MT 1717f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 171859d6ab86SRalf Baechle select SMP 17190ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 172059d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 172187353d8aSRalf Baechle select SMP_UP 172259d6ab86SRalf Baechle help 172325f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 172425f12b33SRalf Baechle marketesed into SMVP. 172525f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 172625f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 172725f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 172825f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 172925f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 173025f12b33SRalf Baechle what Intel calls Hyperthreading. 173125f12b33SRalf Baechle 173225f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 173359d6ab86SRalf Baechle 173441c594abSRalf Baechleconfig MIPS_MT_SMTC 173541c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1736f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1737f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1738f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1739f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1740d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1741f41ae0b2SRalf Baechle select MIPS_MT 1742130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 174341c594abSRalf Baechle select SMP 174473b76c78SRalf Baechle select SYS_SUPPORTS_SMP 174587353d8aSRalf Baechle select SMP_UP 1746f41ae0b2SRalf Baechle help 1747f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1748f41ae0b2SRalf Baechle marketesed into SMVP. 174925f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 175025f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 175125f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 175225f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 175325f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 175425f12b33SRalf Baechle decision. 175525f12b33SRalf Baechle 175625f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 175741c594abSRalf Baechle 1758340ee4b9SRalf Baechleendchoice 1759340ee4b9SRalf Baechle 1760f41ae0b2SRalf Baechleconfig MIPS_MT 1761f41ae0b2SRalf Baechle bool 1762f41ae0b2SRalf Baechle 17630ab7aefcSRalf Baechleconfig SCHED_SMT 17640ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 17650ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 17660ab7aefcSRalf Baechle default n 17670ab7aefcSRalf Baechle help 17680ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 17690ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 17700ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 17710ab7aefcSRalf Baechle 17720ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 17730ab7aefcSRalf Baechle bool 17740ab7aefcSRalf Baechle 17750ab7aefcSRalf Baechle 1776f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1777f41ae0b2SRalf Baechle bool 1778f41ae0b2SRalf Baechle 1779f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1780f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1781f088fc84SRalf Baechle default y 178207cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 178307cc0c9eSRalf Baechle 178407cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 178507cc0c9eSRalf Baechle bool "VPE loader support." 178607cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 178707cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 178807cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 178907cc0c9eSRalf Baechle select MIPS_MT 179007cc0c9eSRalf Baechle help 179107cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 179207cc0c9eSRalf Baechle onto another VPE and running it. 1793f088fc84SRalf Baechle 17940db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 17950db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 17960db34215SKevin D. Kissell depends on MIPS_MT_SMTC 17978531a35eSKevin D. Kissell default n 17980db34215SKevin D. Kissell help 17990db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 18000db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 18010db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 18020db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 18030db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 18048531a35eSKevin D. Kissell impact on interrupt service overhead. 18050db34215SKevin D. Kissell 1806f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1807f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1808f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1809f571eff0SKevin D. Kissell default n 1810f571eff0SKevin D. Kissell help 1811f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1812f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1813f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 18148531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 18158531a35eSKevin D. Kissell should be used only if you know what you are doing. 1816f571eff0SKevin D. Kissell 1817e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1818e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1819e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1820e01402b1SRalf Baechle default y 1821e01402b1SRalf Baechle help 1822e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1823e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1824e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1825e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1826e01402b1SRalf Baechle 1827e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1828e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1829e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1830e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 18315e83d430SRalf Baechle help 1832e01402b1SRalf Baechle 18332600990eSRalf Baechleconfig MIPS_APSP_KSPD 18342600990eSRalf Baechle bool "Enable KSPD" 18352600990eSRalf Baechle depends on MIPS_VPE_APSP_API 18362600990eSRalf Baechle default y 18372600990eSRalf Baechle help 18382600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 18392600990eSRalf Baechle side, actions them and returns the results. It also handles the 18402600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 18412600990eSRalf Baechle exiting. You probably want to say yes here. 18422600990eSRalf Baechle 18434a16ff4cSRalf Baechleconfig MIPS_CMP 18444a16ff4cSRalf Baechle bool "MIPS CMP framework support" 18454a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1846eb9b5141STim Anderson select SYNC_R4K 18474a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 18484a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 18494a16ff4cSRalf Baechle select WEAK_ORDERING 18504a16ff4cSRalf Baechle default n 18514a16ff4cSRalf Baechle help 18524a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 18534a16ff4cSRalf Baechle be handled differently... 18544a16ff4cSRalf Baechle 18551da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 18561da177e4SLinus Torvalds bool 18571da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 18581da177e4SLinus Torvalds default y 18591da177e4SLinus Torvalds 18601da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 18611da177e4SLinus Torvalds bool 18621da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 18631da177e4SLinus Torvalds default y 18641da177e4SLinus Torvalds 18651da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 18661da177e4SLinus Torvalds bool 18671da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 18681da177e4SLinus Torvalds default y 18691da177e4SLinus Torvalds 18701da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1871d806cb2bSRalf Baechle bool 18721da177e4SLinus Torvalds 187360ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 187460ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 187560ec6571Spascal@pabr.org 18769693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 18779693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 18789693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 18799693a853SFranck Bui-Huu help 18809693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 18819693a853SFranck Bui-Huu increased security at both hardware and software level for 18829693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 18839693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 18849693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 18859693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 18869693a853SFranck Bui-Huu here. 18879693a853SFranck Bui-Huu 18881da177e4SLinus Torvaldsconfig CPU_HAS_WB 1889f7062ddbSRalf Baechle bool 1890e01402b1SRalf Baechle 1891f41ae0b2SRalf Baechle# 1892f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 1893f41ae0b2SRalf Baechle# 1894e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 1895f41ae0b2SRalf Baechle bool 1896e01402b1SRalf Baechle 1897f41ae0b2SRalf Baechle# 1898f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 1899f41ae0b2SRalf Baechle# 1900e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 1901f41ae0b2SRalf Baechle bool 1902e01402b1SRalf Baechle 19031da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 19041da177e4SLinus Torvalds bool 19051da177e4SLinus Torvalds depends on !CPU_R3000 19061da177e4SLinus Torvalds default y 19071da177e4SLinus Torvalds 1908ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 1909ea580401SRalf Baechle bool 1910ea580401SRalf Baechle 19111da177e4SLinus Torvalds# 191220d60d99SMaciej W. Rozycki# CPU non-features 191320d60d99SMaciej W. Rozycki# 191420d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 191520d60d99SMaciej W. Rozycki bool 191620d60d99SMaciej W. Rozycki 191720d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 191820d60d99SMaciej W. Rozycki bool 191920d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 192020d60d99SMaciej W. Rozycki 192120d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 192220d60d99SMaciej W. Rozycki bool 192320d60d99SMaciej W. Rozycki 192420d60d99SMaciej W. Rozycki# 1925797798c1SRalf Baechle# Use the generic interrupt handling code in kernel/irq/: 1926797798c1SRalf Baechle# 1927797798c1SRalf Baechleconfig GENERIC_HARDIRQS 1928797798c1SRalf Baechle bool 1929797798c1SRalf Baechle default y 1930797798c1SRalf Baechle 1931797798c1SRalf Baechleconfig GENERIC_IRQ_PROBE 1932797798c1SRalf Baechle bool 1933797798c1SRalf Baechle default y 1934797798c1SRalf Baechle 19350d7012a9SIngo Molnarconfig IRQ_PER_CPU 19360d7012a9SIngo Molnar bool 19370d7012a9SIngo Molnar 1938797798c1SRalf Baechle# 19391da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 19401da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 19411da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 19421da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 19431da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 19441da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 19451da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 19461da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 1947797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 1948797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 1949797798c1SRalf Baechle# support. 19501da177e4SLinus Torvalds# 19511da177e4SLinus Torvaldsconfig HIGHMEM 19521da177e4SLinus Torvalds bool "High Memory Support" 1953797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 1954797798c1SRalf Baechle 1955797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 1956797798c1SRalf Baechle bool 1957797798c1SRalf Baechle 1958797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 1959797798c1SRalf Baechle bool 19601da177e4SLinus Torvalds 19619693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 19629693a853SFranck Bui-Huu bool 19639693a853SFranck Bui-Huu 1964b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 1965b4819b59SYoichi Yuasa def_bool y 1966f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 1967b4819b59SYoichi Yuasa 1968d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 1969d8cb4e11SRalf Baechle bool 1970d8cb4e11SRalf Baechle default y if SGI_IP27 1971d8cb4e11SRalf Baechle help 19723dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 1973d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 1974d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 1975d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 1976d8cb4e11SRalf Baechle 1977cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 1978cce335aeSRalf Baechle def_bool y 1979cce335aeSRalf Baechle 1980b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 1981b1c6cd42SAtsushi Nemoto bool 19827de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 198331473747SAtsushi Nemoto 1984d8cb4e11SRalf Baechleconfig NUMA 1985d8cb4e11SRalf Baechle bool "NUMA Support" 1986d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 1987d8cb4e11SRalf Baechle help 1988d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 1989d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 1990d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 1991d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 1992d8cb4e11SRalf Baechle disabled. 1993d8cb4e11SRalf Baechle 1994d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 1995d8cb4e11SRalf Baechle bool 1996d8cb4e11SRalf Baechle 1997c80d79d7SYasunori Gotoconfig NODES_SHIFT 1998c80d79d7SYasunori Goto int 1999c80d79d7SYasunori Goto default "6" 2000c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2001c80d79d7SYasunori Goto 200214f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 200314f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 200414f70012SDeng-Cheng Zhu depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32 200514f70012SDeng-Cheng Zhu default y 200614f70012SDeng-Cheng Zhu help 200714f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 200814f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 200914f70012SDeng-Cheng Zhu 2010b4819b59SYoichi Yuasasource "mm/Kconfig" 2011b4819b59SYoichi Yuasa 20121da177e4SLinus Torvaldsconfig SMP 20131da177e4SLinus Torvalds bool "Multi-Processing support" 2014e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2015b4b30a5aSRalf Baechle select IRQ_PER_CPU 20162f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2017e73ea273SRalf Baechle help 20181da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 20191da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 20201da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 20211da177e4SLinus Torvalds 20221da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 20231da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 20241da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 20251da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 20261da177e4SLinus Torvalds will run faster if you say N here. 20271da177e4SLinus Torvalds 20281da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 20291da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 20301da177e4SLinus Torvalds 203103502faaSAdrian Bunk See also the SMP-HOWTO available at 203203502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 20331da177e4SLinus Torvalds 20341da177e4SLinus Torvalds If you don't know what to do here, say N. 20351da177e4SLinus Torvalds 203687353d8aSRalf Baechleconfig SMP_UP 203787353d8aSRalf Baechle bool 203887353d8aSRalf Baechle 20394a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 20404a16ff4cSRalf Baechle bool 20414a16ff4cSRalf Baechle 2042e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2043e73ea273SRalf Baechle bool 2044e73ea273SRalf Baechle 204572ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 204672ede9b1SAtsushi Nemoto bool 204772ede9b1SAtsushi Nemoto 2048130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2049130e2fb7SRalf Baechle bool 2050130e2fb7SRalf Baechle 2051130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2052130e2fb7SRalf Baechle bool 2053130e2fb7SRalf Baechle 2054130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2055130e2fb7SRalf Baechle bool 2056130e2fb7SRalf Baechle 2057130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2058130e2fb7SRalf Baechle bool 2059130e2fb7SRalf Baechle 2060130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2061130e2fb7SRalf Baechle bool 2062130e2fb7SRalf Baechle 2063130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2064130e2fb7SRalf Baechle bool 2065130e2fb7SRalf Baechle 20661da177e4SLinus Torvaldsconfig NR_CPUS 20671da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 206872ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 20691da177e4SLinus Torvalds depends on SMP 207072ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2071130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2072130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2073130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2074130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2075130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2076130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 20771da177e4SLinus Torvalds help 20781da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 20791da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 20801da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 208172ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 208272ede9b1SAtsushi Nemoto and 2 for all others. 20831da177e4SLinus Torvalds 20841da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 208572ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 208672ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 208772ede9b1SAtsushi Nemoto power of two. 20881da177e4SLinus Torvalds 2089c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2090c4eee283SAtsushi Nemoto 20911723b4a3SAtsushi Nemoto# 20921723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 20931723b4a3SAtsushi Nemoto# 20941723b4a3SAtsushi Nemoto 20951723b4a3SAtsushi Nemotochoice 20961723b4a3SAtsushi Nemoto prompt "Timer frequency" 20971723b4a3SAtsushi Nemoto default HZ_250 20981723b4a3SAtsushi Nemoto help 20991723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 21001723b4a3SAtsushi Nemoto 21011723b4a3SAtsushi Nemoto config HZ_48 21020f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 21031723b4a3SAtsushi Nemoto 21041723b4a3SAtsushi Nemoto config HZ_100 21051723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 21061723b4a3SAtsushi Nemoto 21071723b4a3SAtsushi Nemoto config HZ_128 21081723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 21091723b4a3SAtsushi Nemoto 21101723b4a3SAtsushi Nemoto config HZ_250 21111723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 21121723b4a3SAtsushi Nemoto 21131723b4a3SAtsushi Nemoto config HZ_256 21141723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 21151723b4a3SAtsushi Nemoto 21161723b4a3SAtsushi Nemoto config HZ_1000 21171723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 21181723b4a3SAtsushi Nemoto 21191723b4a3SAtsushi Nemoto config HZ_1024 21201723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 21211723b4a3SAtsushi Nemoto 21221723b4a3SAtsushi Nemotoendchoice 21231723b4a3SAtsushi Nemoto 21241723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 21251723b4a3SAtsushi Nemoto bool 21261723b4a3SAtsushi Nemoto 21271723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 21281723b4a3SAtsushi Nemoto bool 21291723b4a3SAtsushi Nemoto 21301723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 21311723b4a3SAtsushi Nemoto bool 21321723b4a3SAtsushi Nemoto 21331723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 21341723b4a3SAtsushi Nemoto bool 21351723b4a3SAtsushi Nemoto 21361723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 21371723b4a3SAtsushi Nemoto bool 21381723b4a3SAtsushi Nemoto 21391723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 21401723b4a3SAtsushi Nemoto bool 21411723b4a3SAtsushi Nemoto 21421723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 21431723b4a3SAtsushi Nemoto bool 21441723b4a3SAtsushi Nemoto 21451723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 21461723b4a3SAtsushi Nemoto bool 21471723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 21481723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 21491723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 21501723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 21511723b4a3SAtsushi Nemoto 21521723b4a3SAtsushi Nemotoconfig HZ 21531723b4a3SAtsushi Nemoto int 21541723b4a3SAtsushi Nemoto default 48 if HZ_48 21551723b4a3SAtsushi Nemoto default 100 if HZ_100 21561723b4a3SAtsushi Nemoto default 128 if HZ_128 21571723b4a3SAtsushi Nemoto default 250 if HZ_250 21581723b4a3SAtsushi Nemoto default 256 if HZ_256 21591723b4a3SAtsushi Nemoto default 1000 if HZ_1000 21601723b4a3SAtsushi Nemoto default 1024 if HZ_1024 21611723b4a3SAtsushi Nemoto 2162e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 21631da177e4SLinus Torvalds 21641da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 21651da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2166875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 21671da177e4SLinus Torvalds help 21681da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 21691da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 21701da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 21711da177e4SLinus Torvalds This will result in additional memory usage, so it is not 21721da177e4SLinus Torvalds recommended for normal users. 21731da177e4SLinus Torvalds 2174ea6e942bSAtsushi Nemotoconfig KEXEC 2175ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2176ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2177ea6e942bSAtsushi Nemoto help 2178ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2179ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 21803dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2181ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2182ea6e942bSAtsushi Nemoto 218301dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2184ea6e942bSAtsushi Nemoto 2185ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2186ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2187ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2188ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2189ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2190ea6e942bSAtsushi Nemoto 2191ea6e942bSAtsushi Nemotoconfig SECCOMP 2192ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2193293c5bd1SRalf Baechle depends on PROC_FS 2194ea6e942bSAtsushi Nemoto default y 2195ea6e942bSAtsushi Nemoto help 2196ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2197ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2198ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2199ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2200ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2201ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2202ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2203ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2204ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2205ea6e942bSAtsushi Nemoto 2206ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2207ea6e942bSAtsushi Nemoto 2208f2ffa5abSDezhong Diaoconfig USE_OF 2209f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2210f2ffa5abSDezhong Diao select OF 2211f2ffa5abSDezhong Diao select OF_FLATTREE 2212f2ffa5abSDezhong Diao help 2213f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2214f2ffa5abSDezhong Diao 22155e83d430SRalf Baechleendmenu 22165e83d430SRalf Baechle 22171df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 22181df0f0ffSAtsushi Nemoto bool 22191df0f0ffSAtsushi Nemoto default y 22201df0f0ffSAtsushi Nemoto 22211df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 22221df0f0ffSAtsushi Nemoto bool 22231df0f0ffSAtsushi Nemoto default y 22241df0f0ffSAtsushi Nemoto 2225b6c3539bSRalf Baechlesource "init/Kconfig" 2226b6c3539bSRalf Baechle 2227dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2228dc52ddc0SMatt Helsley 22291da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 22301da177e4SLinus Torvalds 22315e83d430SRalf Baechleconfig HW_HAS_EISA 22325e83d430SRalf Baechle bool 22331da177e4SLinus Torvaldsconfig HW_HAS_PCI 22341da177e4SLinus Torvalds bool 22351da177e4SLinus Torvalds 22361da177e4SLinus Torvaldsconfig PCI 22371da177e4SLinus Torvalds bool "Support for PCI controller" 22381da177e4SLinus Torvalds depends on HW_HAS_PCI 2239abb4ae46SRalf Baechle select PCI_DOMAINS 22401da177e4SLinus Torvalds help 22411da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 22421da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 22431da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 22441da177e4SLinus Torvalds say Y, otherwise N. 22451da177e4SLinus Torvalds 22461da177e4SLinus Torvaldsconfig PCI_DOMAINS 22471da177e4SLinus Torvalds bool 22481da177e4SLinus Torvalds 22491da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 22501da177e4SLinus Torvalds 22511da177e4SLinus Torvalds# 22521da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 22531da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 22541da177e4SLinus Torvalds# users to choose the right thing ... 22551da177e4SLinus Torvalds# 22561da177e4SLinus Torvaldsconfig ISA 22571da177e4SLinus Torvalds bool 22581da177e4SLinus Torvalds 22591da177e4SLinus Torvaldsconfig EISA 22601da177e4SLinus Torvalds bool "EISA support" 22615e83d430SRalf Baechle depends on HW_HAS_EISA 22621da177e4SLinus Torvalds select ISA 2263aa414dffSRalf Baechle select GENERIC_ISA_DMA 22641da177e4SLinus Torvalds ---help--- 22651da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 22661da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 22671da177e4SLinus Torvalds 22681da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 22691da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 22701da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 22711da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 22721da177e4SLinus Torvalds 22731da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 22741da177e4SLinus Torvalds 22751da177e4SLinus Torvalds Otherwise, say N. 22761da177e4SLinus Torvalds 22771da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 22781da177e4SLinus Torvalds 22791da177e4SLinus Torvaldsconfig TC 22801da177e4SLinus Torvalds bool "TURBOchannel support" 22811da177e4SLinus Torvalds depends on MACH_DECSTATION 22821da177e4SLinus Torvalds help 228350a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 228450a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 228550a23e6eSJustin P. Mattock at: 228650a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 228750a23e6eSJustin P. Mattock and: 228850a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 228950a23e6eSJustin P. Mattock Linux driver support status is documented at: 229050a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 22911da177e4SLinus Torvalds 22921da177e4SLinus Torvalds#config ACCESSBUS 22931da177e4SLinus Torvalds# bool "Access.Bus support" 22941da177e4SLinus Torvalds# depends on TC 22951da177e4SLinus Torvalds 22961da177e4SLinus Torvaldsconfig MMU 22971da177e4SLinus Torvalds bool 22981da177e4SLinus Torvalds default y 22991da177e4SLinus Torvalds 2300d865bea4SRalf Baechleconfig I8253 2301d865bea4SRalf Baechle bool 23029726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2303d865bea4SRalf Baechle 2304cce335aeSRalf Baechleconfig ZONE_DMA32 2305cce335aeSRalf Baechle bool 2306cce335aeSRalf Baechle 23071da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 23081da177e4SLinus Torvalds 23091da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 23101da177e4SLinus Torvalds 23111da177e4SLinus Torvaldsendmenu 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvaldsmenu "Executable file formats" 23141da177e4SLinus Torvalds 23151da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 23161da177e4SLinus Torvalds 23171da177e4SLinus Torvaldsconfig TRAD_SIGNALS 23181da177e4SLinus Torvalds bool 23191da177e4SLinus Torvalds 23201da177e4SLinus Torvaldsconfig MIPS32_COMPAT 23211da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2322875d43e7SRalf Baechle depends on 64BIT 23231da177e4SLinus Torvalds help 23241da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 23251da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 23261da177e4SLinus Torvalds currently 32-bit you should say Y here. 23271da177e4SLinus Torvalds 23281da177e4SLinus Torvaldsconfig COMPAT 23291da177e4SLinus Torvalds bool 23301da177e4SLinus Torvalds depends on MIPS32_COMPAT 23311da177e4SLinus Torvalds default y 23321da177e4SLinus Torvalds 233305e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 233405e43966SAtsushi Nemoto bool 233505e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 233605e43966SAtsushi Nemoto default y 233705e43966SAtsushi Nemoto 23381da177e4SLinus Torvaldsconfig MIPS32_O32 23391da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 23401da177e4SLinus Torvalds depends on MIPS32_COMPAT 23411da177e4SLinus Torvalds help 23421da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 23431da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 23441da177e4SLinus Torvalds existing binaries are in this format. 23451da177e4SLinus Torvalds 23461da177e4SLinus Torvalds If unsure, say Y. 23471da177e4SLinus Torvalds 23481da177e4SLinus Torvaldsconfig MIPS32_N32 23491da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 23501da177e4SLinus Torvalds depends on MIPS32_COMPAT 23511da177e4SLinus Torvalds help 23521da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 23531da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 23541da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 23551da177e4SLinus Torvalds cases. 23561da177e4SLinus Torvalds 23571da177e4SLinus Torvalds If unsure, say N. 23581da177e4SLinus Torvalds 23591da177e4SLinus Torvaldsconfig BINFMT_ELF32 23601da177e4SLinus Torvalds bool 23611da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 23621da177e4SLinus Torvalds 23632116245eSRalf Baechleendmenu 23641da177e4SLinus Torvalds 23652116245eSRalf Baechlemenu "Power management options" 2366952fa954SRodolfo Giometti 2367363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2368363c55caSWu Zhangjin def_bool y 23693f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2370363c55caSWu Zhangjin 2371f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2372f4cb5700SJohannes Berg def_bool y 23733f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2374f4cb5700SJohannes Berg 23752116245eSRalf Baechlesource "kernel/power/Kconfig" 2376952fa954SRodolfo Giometti 23771da177e4SLinus Torvaldsendmenu 23781da177e4SLinus Torvalds 23799726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 23809726b43aSWu Zhangjin 2381d5950b43SSam Ravnborgsource "net/Kconfig" 2382d5950b43SSam Ravnborg 23831da177e4SLinus Torvaldssource "drivers/Kconfig" 23841da177e4SLinus Torvalds 23851da177e4SLinus Torvaldssource "fs/Kconfig" 23861da177e4SLinus Torvalds 23871da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 23881da177e4SLinus Torvalds 23891da177e4SLinus Torvaldssource "security/Kconfig" 23901da177e4SLinus Torvalds 23911da177e4SLinus Torvaldssource "crypto/Kconfig" 23921da177e4SLinus Torvalds 23931da177e4SLinus Torvaldssource "lib/Kconfig" 2394