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 1429c5d346SWu Zhangjin select HAVE_FUNCTION_GRAPH_TRACER 15c1bf207dSDavid Daney select HAVE_KPROBES 16c1bf207dSDavid Daney select HAVE_KRETPROBES 1721a41faaSWu Zhangjin select RTC_LIB if !MACH_LOONGSON 182b78920dSDeng-Cheng Zhu select GENERIC_ATOMIC64 if !64BIT 1948e1fd5aSDavid Daney select HAVE_DMA_ATTRS 2048e1fd5aSDavid Daney select HAVE_DMA_API_DEBUG 211da177e4SLinus Torvalds 221da177e4SLinus Torvaldsmenu "Machine selection" 231da177e4SLinus Torvalds 245ac6da66SChristoph Lameterconfig ZONE_DMA 255ac6da66SChristoph Lameter bool 265ac6da66SChristoph Lameter 275e83d430SRalf Baechlechoice 285e83d430SRalf Baechle prompt "System type" 295e83d430SRalf Baechle default SGI_IP22 301da177e4SLinus Torvalds 3142a4f17dSManuel Laussconfig MIPS_ALCHEMY 32c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 3342a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 3442a4f17dSManuel Lauss select CEVT_R4K_LIB 3542a4f17dSManuel Lauss select CSRC_R4K_LIB 3642a4f17dSManuel Lauss select IRQ_CPU 3742a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 3842a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 3942a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 4042a4f17dSManuel Lauss select GENERIC_GPIO 4142a4f17dSManuel Lauss select ARCH_WANT_OPTIONAL_GPIOLIB 421b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 431da177e4SLinus Torvalds 447ca5dc14SFlorian Fainelliconfig AR7 457ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 467ca5dc14SFlorian Fainelli select BOOT_ELF32 477ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 487ca5dc14SFlorian Fainelli select CEVT_R4K 497ca5dc14SFlorian Fainelli select CSRC_R4K 507ca5dc14SFlorian Fainelli select IRQ_CPU 517ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 527ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 537ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 547ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 557ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 567ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 571b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 585f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 597ca5dc14SFlorian Fainelli select GCD 607ca5dc14SFlorian Fainelli select VLYNQ 617ca5dc14SFlorian Fainelli help 627ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 637ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 647ca5dc14SFlorian Fainelli 651c0c13ebSAurelien Jarnoconfig BCM47XX 66c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 6742f77542SRalf Baechle select CEVT_R4K 68940f6b48SRalf Baechle select CSRC_R4K 691c0c13ebSAurelien Jarno select DMA_NONCOHERENT 701c0c13ebSAurelien Jarno select HW_HAS_PCI 711c0c13ebSAurelien Jarno select IRQ_CPU 721c0c13ebSAurelien Jarno select SYS_HAS_CPU_MIPS32_R1 731c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 741c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 751c0c13ebSAurelien Jarno select SSB 761c0c13ebSAurelien Jarno select SSB_DRIVER_MIPS 772f02c15aSAurelien Jarno select SSB_DRIVER_EXTIF 78b06f3e19SAurelien Jarno select SSB_EMBEDDED 79220937b1SHauke Mehrtens select SSB_B43_PCI_BRIDGE if PCI 802f02c15aSAurelien Jarno select SSB_PCICORE_HOSTMODE if PCI 811c0c13ebSAurelien Jarno select GENERIC_GPIO 8225e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 8325e5fb97SAurelien Jarno select CFE 841c0c13ebSAurelien Jarno help 851c0c13ebSAurelien Jarno Support for BCM47XX based boards 861c0c13ebSAurelien Jarno 87e7300d04SMaxime Bizonconfig BCM63XX 88e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 89e7300d04SMaxime Bizon select CEVT_R4K 90e7300d04SMaxime Bizon select CSRC_R4K 91e7300d04SMaxime Bizon select DMA_NONCOHERENT 92e7300d04SMaxime Bizon select IRQ_CPU 93e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 94e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 95e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 96e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 97e7300d04SMaxime Bizon select SWAP_IO_SPACE 98e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 99e7300d04SMaxime Bizon help 100e7300d04SMaxime Bizon Support for BCM63XX based boards 101e7300d04SMaxime Bizon 1021da177e4SLinus Torvaldsconfig MIPS_COBALT 1033fa986faSMartin Michlmayr bool "Cobalt Server" 10442f77542SRalf Baechle select CEVT_R4K 105940f6b48SRalf Baechle select CSRC_R4K 1061097c6acSYoichi Yuasa select CEVT_GT641XX 1071da177e4SLinus Torvalds select DMA_NONCOHERENT 1081da177e4SLinus Torvalds select HW_HAS_PCI 109d865bea4SRalf Baechle select I8253 1101da177e4SLinus Torvalds select I8259 1111da177e4SLinus Torvalds select IRQ_CPU 112d5ab1a69SYoichi Yuasa select IRQ_GT641XX 113252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 114e25bfc92SYoichi Yuasa select PCI 1157cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1160a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 117ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1180e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1195e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1201da177e4SLinus Torvalds 1211da177e4SLinus Torvaldsconfig MACH_DECSTATION 1223fa986faSMartin Michlmayr bool "DECstations" 1231da177e4SLinus Torvalds select BOOT_ELF32 1246457d9fcSYoichi Yuasa select CEVT_DS1287 12542f77542SRalf Baechle select CEVT_R4K 1264247417dSYoichi Yuasa select CSRC_IOASIC 127940f6b48SRalf Baechle select CSRC_R4K 12820d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 12920d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 13020d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1311da177e4SLinus Torvalds select DMA_NONCOHERENT 132d388d685SMaciej W. Rozycki select NO_IOPORT 1331da177e4SLinus Torvalds select IRQ_CPU 1347cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1357cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 136ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 137ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1385e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1391723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1401723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1411723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1425e83d430SRalf Baechle help 1431da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1441da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1451da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1481da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1491da177e4SLinus Torvalds 1501da177e4SLinus Torvalds DECstation 5000/50 1511da177e4SLinus Torvalds DECstation 5000/150 1521da177e4SLinus Torvalds DECstation 5000/260 1531da177e4SLinus Torvalds DECsystem 5900/260 1541da177e4SLinus Torvalds 1551da177e4SLinus Torvalds otherwise choose R3000. 1561da177e4SLinus Torvalds 1575e83d430SRalf Baechleconfig MACH_JAZZ 1583fa986faSMartin Michlmayr bool "Jazz family of machines" 1595e83d430SRalf Baechle select ARC 1605e83d430SRalf Baechle select ARC32 1615e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 16242f77542SRalf Baechle select CEVT_R4K 163940f6b48SRalf Baechle select CSRC_R4K 164e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 1655e83d430SRalf Baechle select GENERIC_ISA_DMA 166ea202c63SThomas Bogendoerfer select IRQ_CPU 167d865bea4SRalf Baechle select I8253 1685e83d430SRalf Baechle select I8259 1695e83d430SRalf Baechle select ISA 1707cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 1715e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1725e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1731723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 1741da177e4SLinus Torvalds help 1755e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 1765e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 177692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 1785e83d430SRalf Baechle Olivetti M700-10 workstations. 1795e83d430SRalf Baechle 1805ebabe59SLars-Peter Clausenconfig MACH_JZ4740 1815ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 1825ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 1835ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 1845ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 1855ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 1865ebabe59SLars-Peter Clausen select IRQ_CPU 1875ebabe59SLars-Peter Clausen select GENERIC_GPIO 1885ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 1895ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 1905ebabe59SLars-Peter Clausen select HAVE_PWM 1915ebabe59SLars-Peter Clausen 1921f21d2bdSBrian Murphyconfig LASAT 1931f21d2bdSBrian Murphy bool "LASAT Networks platforms" 19442f77542SRalf Baechle select CEVT_R4K 195940f6b48SRalf Baechle select CSRC_R4K 1961f21d2bdSBrian Murphy select DMA_NONCOHERENT 1971f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 1981f21d2bdSBrian Murphy select HW_HAS_PCI 199a5ccfe5cSRalf Baechle select IRQ_CPU 2001f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2011f21d2bdSBrian Murphy select MIPS_NILE4 2021f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2031f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2041f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2051f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2061f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2071f21d2bdSBrian Murphy 20885749d24SWu Zhangjinconfig MACH_LOONGSON 20985749d24SWu Zhangjin bool "Loongson family of machines" 210c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 211ade299d8SYoichi Yuasa help 21285749d24SWu Zhangjin This enables the support of Loongson family of machines. 21385749d24SWu Zhangjin 21485749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 21585749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 21685749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 21785749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 218ade299d8SYoichi Yuasa 2191da177e4SLinus Torvaldsconfig MIPS_MALTA 2203fa986faSMartin Michlmayr bool "MIPS Malta board" 22161ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2221da177e4SLinus Torvalds select BOOT_ELF32 223fa71c960SRalf Baechle select BOOT_RAW 22442f77542SRalf Baechle select CEVT_R4K 225940f6b48SRalf Baechle select CSRC_R4K 2261da177e4SLinus Torvalds select DMA_NONCOHERENT 2271da177e4SLinus Torvalds select GENERIC_ISA_DMA 228aa414dffSRalf Baechle select IRQ_CPU 22939b8d525SRalf Baechle select IRQ_GIC 2301da177e4SLinus Torvalds select HW_HAS_PCI 231d865bea4SRalf Baechle select I8253 2321da177e4SLinus Torvalds select I8259 2335e83d430SRalf Baechle select MIPS_BOARDS_GEN 2345e83d430SRalf Baechle select MIPS_BONITO64 2359318c51aSChris Dearman select MIPS_CPU_SCACHE 236252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 2375e83d430SRalf Baechle select MIPS_MSC 2381da177e4SLinus Torvalds select SWAP_IO_SPACE 2397cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2407cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 2417cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 2427cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 2437cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 24436a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 245ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 246ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 2475e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 2485e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 2490365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 250f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 2519693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 2521b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 2531da177e4SLinus Torvalds help 254f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 2551da177e4SLinus Torvalds board. 2561da177e4SLinus Torvalds 257c78cbf49SRalf Baechleconfig MIPS_SIM 2583fa986faSMartin Michlmayr bool 'MIPS simulator (MIPSsim)' 25942f77542SRalf Baechle select CEVT_R4K 260940f6b48SRalf Baechle select CSRC_R4K 261c78cbf49SRalf Baechle select DMA_NONCOHERENT 26236a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 263c78cbf49SRalf Baechle select IRQ_CPU 2649267a30dSMarc St-Jean select BOOT_RAW 2657cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2667cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 26736a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 268c78cbf49SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 269c78cbf49SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 270f6e2373aSRalf Baechle select SYS_SUPPORTS_MULTITHREADING 271c78cbf49SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 272c78cbf49SRalf Baechle help 273c78cbf49SRalf Baechle This option enables support for MIPS Technologies MIPSsim software 274c78cbf49SRalf Baechle emulator. 275c78cbf49SRalf Baechle 276a83860c2SRalf Baechleconfig NEC_MARKEINS 277a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 278a83860c2SRalf Baechle select SOC_EMMA2RH 279a83860c2SRalf Baechle select HW_HAS_PCI 280a83860c2SRalf Baechle help 281a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 282ade299d8SYoichi Yuasa 2835e83d430SRalf Baechleconfig MACH_VR41XX 28474142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 28542f77542SRalf Baechle select CEVT_R4K 286940f6b48SRalf Baechle select CSRC_R4K 2877cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 28827fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 2895e83d430SRalf Baechle 290edb6310aSDaniel Lairdconfig NXP_STB220 291edb6310aSDaniel Laird bool "NXP STB220 board" 292edb6310aSDaniel Laird select SOC_PNX833X 293edb6310aSDaniel Laird help 294edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 295edb6310aSDaniel Laird 296edb6310aSDaniel Lairdconfig NXP_STB225 297edb6310aSDaniel Laird bool "NXP 225 board" 298edb6310aSDaniel Laird select SOC_PNX833X 299edb6310aSDaniel Laird select SOC_PNX8335 300edb6310aSDaniel Laird help 301edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 302edb6310aSDaniel Laird 303ade299d8SYoichi Yuasaconfig PNX8550_JBS 304a92b0588SDaniel Laird bool "NXP PNX8550 based JBS board" 305ade299d8SYoichi Yuasa select PNX8550 306ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 307ade299d8SYoichi Yuasa 308ade299d8SYoichi Yuasaconfig PNX8550_STB810 309a92b0588SDaniel Laird bool "NXP PNX8550 based STB810 board" 310ade299d8SYoichi Yuasa select PNX8550 311ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 312ade299d8SYoichi Yuasa 3139267a30dSMarc St-Jeanconfig PMC_MSP 3149267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3159267a30dSMarc St-Jean depends on EXPERIMENTAL 3169267a30dSMarc St-Jean select DMA_NONCOHERENT 3179267a30dSMarc St-Jean select SWAP_IO_SPACE 3189267a30dSMarc St-Jean select NO_EXCEPT_FILL 3199267a30dSMarc St-Jean select BOOT_RAW 3209267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3219267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3229267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 3239267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 3249267a30dSMarc St-Jean select IRQ_CPU 3259267a30dSMarc St-Jean select SERIAL_8250 3269267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 3279267a30dSMarc St-Jean help 3289267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 3299267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 3309267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 3319267a30dSMarc St-Jean a variety of MIPS cores. 3329267a30dSMarc St-Jean 3335e83d430SRalf Baechleconfig PMC_YOSEMITE 3343fa986faSMartin Michlmayr bool "PMC-Sierra Yosemite eval board" 33542f77542SRalf Baechle select CEVT_R4K 336940f6b48SRalf Baechle select CSRC_R4K 3375e83d430SRalf Baechle select DMA_COHERENT 3385e83d430SRalf Baechle select HW_HAS_PCI 3395e83d430SRalf Baechle select IRQ_CPU 3405e83d430SRalf Baechle select IRQ_CPU_RM7K 3415e83d430SRalf Baechle select IRQ_CPU_RM9K 3425e83d430SRalf Baechle select SWAP_IO_SPACE 3437cf8053bSRalf Baechle select SYS_HAS_CPU_RM9000 34436a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 3455e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 3465e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 3475e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3485e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 349e73ea273SRalf Baechle select SYS_SUPPORTS_SMP 3505e83d430SRalf Baechle help 3515e83d430SRalf Baechle Yosemite is an evaluation board for the RM9000x2 processor 3525e83d430SRalf Baechle manufactured by PMC-Sierra. 3531da177e4SLinus Torvalds 354a3a0f8c8SDavid VomLehnconfig POWERTV 355a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 356a3a0f8c8SDavid VomLehn select BOOT_ELF32 357a3a0f8c8SDavid VomLehn select CEVT_R4K 358a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 359a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 360a3a0f8c8SDavid VomLehn select CSRC_POWERTV 361a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 362a3a0f8c8SDavid VomLehn select HW_HAS_PCI 363a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 364a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 365a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 366a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 367a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 368a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 369a3a0f8c8SDavid VomLehn help 370a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 371a3a0f8c8SDavid VomLehn 3721da177e4SLinus Torvaldsconfig SGI_IP22 3733fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 3741da177e4SLinus Torvalds select ARC 3751da177e4SLinus Torvalds select ARC32 3761da177e4SLinus Torvalds select BOOT_ELF32 37742f77542SRalf Baechle select CEVT_R4K 378940f6b48SRalf Baechle select CSRC_R4K 379e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 3801da177e4SLinus Torvalds select DMA_NONCOHERENT 3815e83d430SRalf Baechle select HW_HAS_EISA 382d865bea4SRalf Baechle select I8253 38368de4803SThomas Bogendoerfer select I8259 3841da177e4SLinus Torvalds select IP22_CPU_SCACHE 3851da177e4SLinus Torvalds select IRQ_CPU 386aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 387e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 388e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 38936e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 390e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 391e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 392e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 3931da177e4SLinus Torvalds select SWAP_IO_SPACE 3947cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 3957cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 3962b5e63f6SMartin Michlmayr # 3972b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 3982b5e63f6SMartin Michlmayr # memory during early boot on some machines. 3992b5e63f6SMartin Michlmayr # 4002b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4012b5e63f6SMartin Michlmayr # for a more details discussion 4022b5e63f6SMartin Michlmayr # 4032b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 404ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 405ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4065e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4071da177e4SLinus Torvalds help 4081da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4091da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4101da177e4SLinus Torvalds that runs on these, say Y here. 4111da177e4SLinus Torvalds 4121da177e4SLinus Torvaldsconfig SGI_IP27 4133fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4141da177e4SLinus Torvalds select ARC 4151da177e4SLinus Torvalds select ARC64 4165e83d430SRalf Baechle select BOOT_ELF64 417e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 418634286f1SRalf Baechle select DMA_COHERENT 41936a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4201da177e4SLinus Torvalds select HW_HAS_PCI 421130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4227cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 423ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4245e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 425d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4261a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4271da177e4SLinus Torvalds help 4281da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4291da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4301da177e4SLinus Torvalds here. 4311da177e4SLinus Torvalds 432e2defae5SThomas Bogendoerferconfig SGI_IP28 433e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 434e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 435e2defae5SThomas Bogendoerfer select ARC 436e2defae5SThomas Bogendoerfer select ARC64 437e2defae5SThomas Bogendoerfer select BOOT_ELF64 438e2defae5SThomas Bogendoerfer select CEVT_R4K 439e2defae5SThomas Bogendoerfer select CSRC_R4K 440e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 441e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 442e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 443e2defae5SThomas Bogendoerfer select IRQ_CPU 444e2defae5SThomas Bogendoerfer select HW_HAS_EISA 445e2defae5SThomas Bogendoerfer select I8253 446e2defae5SThomas Bogendoerfer select I8259 447e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 448e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 4495b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 450e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 451e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 452e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 453e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 454e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 4552b5e63f6SMartin Michlmayr # 4562b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4572b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4582b5e63f6SMartin Michlmayr # 4592b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4602b5e63f6SMartin Michlmayr # for a more details discussion 4612b5e63f6SMartin Michlmayr # 4622b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 463e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 464e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 465e2defae5SThomas Bogendoerfer help 466e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 467e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 468e2defae5SThomas Bogendoerfer 4691da177e4SLinus Torvaldsconfig SGI_IP32 470cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 4711da177e4SLinus Torvalds select ARC 4721da177e4SLinus Torvalds select ARC32 4731da177e4SLinus Torvalds select BOOT_ELF32 47442f77542SRalf Baechle select CEVT_R4K 475940f6b48SRalf Baechle select CSRC_R4K 4761da177e4SLinus Torvalds select DMA_NONCOHERENT 4771da177e4SLinus Torvalds select HW_HAS_PCI 478dd67b155SRalf Baechle select IRQ_CPU 4791da177e4SLinus Torvalds select R5000_CPU_SCACHE 4801da177e4SLinus Torvalds select RM7000_CPU_SCACHE 4817cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4827cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 4837cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 484dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 485ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4865e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4871da177e4SLinus Torvalds help 4881da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 4891da177e4SLinus Torvalds 490ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 491ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 4925e83d430SRalf Baechle depends on EXPERIMENTAL 4935e83d430SRalf Baechle select BOOT_ELF32 4945e83d430SRalf Baechle select DMA_COHERENT 4955e83d430SRalf Baechle select SIBYTE_BCM1120 4965e83d430SRalf Baechle select SWAP_IO_SPACE 4977cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 4985e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4995e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5005e83d430SRalf Baechle 501ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 502ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5035e83d430SRalf Baechle depends on EXPERIMENTAL 5045e83d430SRalf Baechle select BOOT_ELF32 5055e83d430SRalf Baechle select DMA_COHERENT 5065e83d430SRalf Baechle select SIBYTE_BCM1120 5075e83d430SRalf Baechle select SWAP_IO_SPACE 5087cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5095e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5105e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5115e83d430SRalf Baechle 5125e83d430SRalf Baechleconfig SIBYTE_CRHONE 5133fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5145e83d430SRalf Baechle depends on EXPERIMENTAL 5155e83d430SRalf Baechle select BOOT_ELF32 5165e83d430SRalf Baechle select DMA_COHERENT 5175e83d430SRalf Baechle select SIBYTE_BCM1125 5185e83d430SRalf Baechle select SWAP_IO_SPACE 5197cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5205e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5215e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5225e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5235e83d430SRalf Baechle 524ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 525ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 526ade299d8SYoichi Yuasa depends on EXPERIMENTAL 527ade299d8SYoichi Yuasa select BOOT_ELF32 528ade299d8SYoichi Yuasa select DMA_COHERENT 529ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 530ade299d8SYoichi Yuasa select SWAP_IO_SPACE 531ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 532ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 533ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 534ade299d8SYoichi Yuasa 535ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 536ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 537ade299d8SYoichi Yuasa select BOOT_ELF32 538ade299d8SYoichi Yuasa select DMA_COHERENT 539fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 540ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 541ade299d8SYoichi Yuasa select SIBYTE_SB1250 542ade299d8SYoichi Yuasa select SWAP_IO_SPACE 543ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 544ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 545ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 546ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 547cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 548ade299d8SYoichi Yuasa 549ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 550ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 551ade299d8SYoichi Yuasa depends on EXPERIMENTAL 552ade299d8SYoichi Yuasa select BOOT_ELF32 553ade299d8SYoichi Yuasa select DMA_COHERENT 554fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 555ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 556ade299d8SYoichi Yuasa select SIBYTE_SB1250 557ade299d8SYoichi Yuasa select SWAP_IO_SPACE 558ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 559ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 560ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 561ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 562ade299d8SYoichi Yuasa 563ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 564ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 565ade299d8SYoichi Yuasa depends on EXPERIMENTAL 566ade299d8SYoichi Yuasa select BOOT_ELF32 567ade299d8SYoichi Yuasa select DMA_COHERENT 568ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 569ade299d8SYoichi Yuasa select SIBYTE_SB1250 570ade299d8SYoichi Yuasa select SWAP_IO_SPACE 571ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 572ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 573ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 574ade299d8SYoichi Yuasa 575ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 576ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 577ade299d8SYoichi Yuasa select BOOT_ELF32 578ade299d8SYoichi Yuasa select DMA_COHERENT 579ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 580ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 581ade299d8SYoichi Yuasa select SWAP_IO_SPACE 582ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 583ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 584651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 585ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 586cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 587ade299d8SYoichi Yuasa 58814b36af4SThomas Bogendoerferconfig SNI_RM 58914b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 5904a0312fcSThomas Bogendoerfer select ARC if CPU_LITTLE_ENDIAN 5914a0312fcSThomas Bogendoerfer select ARC32 if CPU_LITTLE_ENDIAN 592231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 5935e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 5945e83d430SRalf Baechle select BOOT_ELF32 59542f77542SRalf Baechle select CEVT_R4K 596940f6b48SRalf Baechle select CSRC_R4K 597e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 5985e83d430SRalf Baechle select DMA_NONCOHERENT 5995e83d430SRalf Baechle select GENERIC_ISA_DMA 6005e83d430SRalf Baechle select HW_HAS_EISA 6015e83d430SRalf Baechle select HW_HAS_PCI 602c066a32aSThomas Bogendoerfer select IRQ_CPU 603d865bea4SRalf Baechle select I8253 6045e83d430SRalf Baechle select I8259 6055e83d430SRalf Baechle select ISA 6064a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6077cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6084a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 609c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6104a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 61136a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 612ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6135e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6144a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6155e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6165e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6171da177e4SLinus Torvalds help 61814b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 61914b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6205e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6215e83d430SRalf Baechle support this machine type. 6221da177e4SLinus Torvalds 623edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 624edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6255e83d430SRalf Baechle 626edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 627edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 62823fbee9dSRalf Baechle 62973b4390fSRalf Baechleconfig MIKROTIK_RB532 63073b4390fSRalf Baechle bool "Mikrotik RB532 boards" 63173b4390fSRalf Baechle select CEVT_R4K 63273b4390fSRalf Baechle select CSRC_R4K 63373b4390fSRalf Baechle select DMA_NONCOHERENT 63473b4390fSRalf Baechle select HW_HAS_PCI 63573b4390fSRalf Baechle select IRQ_CPU 63673b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 63773b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 63873b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 63973b4390fSRalf Baechle select SWAP_IO_SPACE 64073b4390fSRalf Baechle select BOOT_RAW 641d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 64273b4390fSRalf Baechle help 64373b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 64473b4390fSRalf Baechle based on the IDT RC32434 SoC. 64573b4390fSRalf Baechle 646ade299d8SYoichi Yuasaconfig WR_PPMC 647ade299d8SYoichi Yuasa bool "Wind River PPMC board" 64842f77542SRalf Baechle select CEVT_R4K 649940f6b48SRalf Baechle select CSRC_R4K 650ade299d8SYoichi Yuasa select IRQ_CPU 651ade299d8SYoichi Yuasa select BOOT_ELF32 652ade299d8SYoichi Yuasa select DMA_NONCOHERENT 653ade299d8SYoichi Yuasa select HW_HAS_PCI 654ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 655ade299d8SYoichi Yuasa select SWAP_IO_SPACE 656ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 657ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 658ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 659ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 660ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 661ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 662ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 663ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 664ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 665ade299d8SYoichi Yuasa help 666ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 667ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 668ade299d8SYoichi Yuasa 669a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 670c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 671a86c7f72SDavid Daney select CEVT_R4K 672a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 673a86c7f72SDavid Daney select DMA_COHERENT 674a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 675a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 676a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 677773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 6785e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 679a86c7f72SDavid Daney help 680a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 681a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 682a86c7f72SDavid Daney hardware. 683a86c7f72SDavid Daney 684a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 685c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 686a86c7f72SDavid Daney select CEVT_R4K 687a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 688a86c7f72SDavid Daney select DMA_COHERENT 689a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 690a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 691a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 692773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 693a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 6945e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 695a86c7f72SDavid Daney select SWAP_IO_SPACE 696e8635b48SDavid Daney select HW_HAS_PCI 697e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 698f00e001eSDavid Daney select ZONE_DMA32 699340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 700340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 701a86c7f72SDavid Daney help 702a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 703a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 704a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 705a86c7f72SDavid Daney Some of the supported boards are: 706a86c7f72SDavid Daney EBT3000 707a86c7f72SDavid Daney EBH3000 708a86c7f72SDavid Daney EBH3100 709a86c7f72SDavid Daney Thunder 710a86c7f72SDavid Daney Kodama 711a86c7f72SDavid Daney Hikari 712a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 713a86c7f72SDavid Daney 7141da177e4SLinus Torvaldsendchoice 7151da177e4SLinus Torvalds 716e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 717e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 7185e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 7195ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 7201f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 7215e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig" 722a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 72329c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 72438b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 72522b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 7265e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 727a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 72885749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 72938b18f72SRalf Baechle 7305e83d430SRalf Baechleendmenu 7315e83d430SRalf Baechle 7321da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 7331da177e4SLinus Torvalds bool 7341da177e4SLinus Torvalds default y 7351da177e4SLinus Torvalds 7361da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 7371da177e4SLinus Torvalds bool 7381da177e4SLinus Torvalds 739f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 740f0d1b0b3SDavid Howells bool 741f0d1b0b3SDavid Howells default n 742f0d1b0b3SDavid Howells 743f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 744f0d1b0b3SDavid Howells bool 745f0d1b0b3SDavid Howells default n 746f0d1b0b3SDavid Howells 74700a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE 74800a58253SRalf Baechle bool 74900a58253SRalf Baechle default y if !MIPS_MT_SMTC 75000a58253SRalf Baechle 7513c9ee7efSAkinobu Mitaconfig GENERIC_FIND_NEXT_BIT 7523c9ee7efSAkinobu Mita bool 7533c9ee7efSAkinobu Mita default y 7543c9ee7efSAkinobu Mita 7553c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 7563c9ee7efSAkinobu Mita bool 7573c9ee7efSAkinobu Mita default y 7583c9ee7efSAkinobu Mita 7591da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 7601da177e4SLinus Torvalds bool 7611da177e4SLinus Torvalds default y 7621da177e4SLinus Torvalds 7637bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 7647bcf7717SRalf Baechle bool 7657bcf7717SRalf Baechle default y 7667bcf7717SRalf Baechle 767f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 768f5ff0a28SRalf Baechle bool 769f5ff0a28SRalf Baechle default y 770f5ff0a28SRalf Baechle 771ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 7721cc89038SAtsushi Nemoto bool 7731cc89038SAtsushi Nemoto default y 7741cc89038SAtsushi Nemoto 775e77c232cSFranck Bui-Huuconfig GENERIC_HARDIRQS_NO__DO_IRQ 776c87e0909SRalf Baechle def_bool y 777e77c232cSFranck Bui-Huu 7781da177e4SLinus Torvalds# 7791da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 7801da177e4SLinus Torvalds# 7811da177e4SLinus Torvaldsconfig ARC 7821da177e4SLinus Torvalds bool 7831da177e4SLinus Torvalds 78461ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 78561ed242dSRalf Baechle bool 78661ed242dSRalf Baechle 7879267a30dSMarc St-Jeanconfig BOOT_RAW 7889267a30dSMarc St-Jean bool 7899267a30dSMarc St-Jean 790217dd11eSRalf Baechleconfig CEVT_BCM1480 791217dd11eSRalf Baechle bool 792217dd11eSRalf Baechle 7936457d9fcSYoichi Yuasaconfig CEVT_DS1287 7946457d9fcSYoichi Yuasa bool 7956457d9fcSYoichi Yuasa 7961097c6acSYoichi Yuasaconfig CEVT_GT641XX 7971097c6acSYoichi Yuasa bool 7981097c6acSYoichi Yuasa 799779e7d41SManuel Laussconfig CEVT_R4K_LIB 800779e7d41SManuel Lauss bool 801779e7d41SManuel Lauss 80242f77542SRalf Baechleconfig CEVT_R4K 803779e7d41SManuel Lauss select CEVT_R4K_LIB 80442f77542SRalf Baechle bool 80542f77542SRalf Baechle 806217dd11eSRalf Baechleconfig CEVT_SB1250 807217dd11eSRalf Baechle bool 808217dd11eSRalf Baechle 809229f773eSAtsushi Nemotoconfig CEVT_TXX9 810229f773eSAtsushi Nemoto bool 811229f773eSAtsushi Nemoto 812217dd11eSRalf Baechleconfig CSRC_BCM1480 813217dd11eSRalf Baechle bool 814217dd11eSRalf Baechle 8154247417dSYoichi Yuasaconfig CSRC_IOASIC 8164247417dSYoichi Yuasa bool 8174247417dSYoichi Yuasa 818a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 819a3a0f8c8SDavid VomLehn bool 820a3a0f8c8SDavid VomLehn 821779e7d41SManuel Laussconfig CSRC_R4K_LIB 822779e7d41SManuel Lauss bool 823779e7d41SManuel Lauss 824940f6b48SRalf Baechleconfig CSRC_R4K 825779e7d41SManuel Lauss select CSRC_R4K_LIB 826940f6b48SRalf Baechle bool 827940f6b48SRalf Baechle 828217dd11eSRalf Baechleconfig CSRC_SB1250 829217dd11eSRalf Baechle bool 830217dd11eSRalf Baechle 831a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 832a9aec7feSAtsushi Nemoto select GENERIC_GPIO 8337444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 834a9aec7feSAtsushi Nemoto bool 835a9aec7feSAtsushi Nemoto 836df78b5c8SAurelien Jarnoconfig CFE 837df78b5c8SAurelien Jarno bool 838df78b5c8SAurelien Jarno 8391da177e4SLinus Torvaldsconfig DMA_COHERENT 8401da177e4SLinus Torvalds bool 8411da177e4SLinus Torvalds 8421da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 8431da177e4SLinus Torvalds bool 844e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 8454ce588cdSRalf Baechle 846e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 8474ce588cdSRalf Baechle bool 8481da177e4SLinus Torvalds 84936a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 8501da177e4SLinus Torvalds bool 8511da177e4SLinus Torvalds 852dbb74540SRalf Baechleconfig HOTPLUG_CPU 8531b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 8541b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 8551b2bc75cSRalf Baechle help 8561b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 8571b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 8581b2bc75cSRalf Baechle (Note: power management support will enable this option 8591b2bc75cSRalf Baechle automatically on SMP systems. ) 8601b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 8611b2bc75cSRalf Baechle 8621b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 863dbb74540SRalf Baechle bool 864dbb74540SRalf Baechle 8651da177e4SLinus Torvaldsconfig I8259 8661da177e4SLinus Torvalds bool 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvaldsconfig MIPS_BONITO64 8691da177e4SLinus Torvalds bool 8701da177e4SLinus Torvalds 8711da177e4SLinus Torvaldsconfig MIPS_MSC 8721da177e4SLinus Torvalds bool 8731da177e4SLinus Torvalds 8741f21d2bdSBrian Murphyconfig MIPS_NILE4 8751f21d2bdSBrian Murphy bool 8761f21d2bdSBrian Murphy 8771da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 8781da177e4SLinus Torvalds bool 8791da177e4SLinus Torvalds 88039b8d525SRalf Baechleconfig SYNC_R4K 88139b8d525SRalf Baechle bool 88239b8d525SRalf Baechle 883d388d685SMaciej W. Rozyckiconfig NO_IOPORT 884d388d685SMaciej W. Rozycki def_bool n 885d388d685SMaciej W. Rozycki 8868313da30SRalf Baechleconfig GENERIC_ISA_DMA 8878313da30SRalf Baechle bool 8888313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 889a35bee8aSNamhyung Kim select ISA_DMA_API 8908313da30SRalf Baechle 891aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 892aa414dffSRalf Baechle bool 8938313da30SRalf Baechle select GENERIC_ISA_DMA 894aa414dffSRalf Baechle 895a35bee8aSNamhyung Kimconfig ISA_DMA_API 896a35bee8aSNamhyung Kim bool 897a35bee8aSNamhyung Kim 89809663335SYoichi Yuasaconfig GENERIC_GPIO 89909663335SYoichi Yuasa bool 90009663335SYoichi Yuasa 9015e83d430SRalf Baechle# 9023cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9035e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9045e83d430SRalf Baechle# choice statement should be more obvious to the user. 9055e83d430SRalf Baechle# 9065e83d430SRalf Baechlechoice 9075e83d430SRalf Baechle prompt "Endianess selection" 9081da177e4SLinus Torvalds help 9091da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9105e83d430SRalf Baechle byte order. These modes require different kernels and a different 9113cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9125e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9133dde6ad8SDavid Sterba one or the other endianness. 9145e83d430SRalf Baechle 9155e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 9165e83d430SRalf Baechle bool "Big endian" 9175e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 9185e83d430SRalf Baechle 9195e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 9205e83d430SRalf Baechle bool "Little endian" 9215e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 9225e83d430SRalf Baechle help 9235e83d430SRalf Baechle 9245e83d430SRalf Baechleendchoice 9255e83d430SRalf Baechle 92622b0763aSDavid Daneyconfig EXPORT_UASM 92722b0763aSDavid Daney bool 92822b0763aSDavid Daney 9292116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 9302116245eSRalf Baechle bool 9312116245eSRalf Baechle 9325e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 9335e83d430SRalf Baechle bool 9345e83d430SRalf Baechle 9355e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 9365e83d430SRalf Baechle bool 9371da177e4SLinus Torvalds 9389cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 9399cffd154SDavid Daney bool 9409cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 9419cffd154SDavid Daney default y 9429cffd154SDavid Daney 9431da177e4SLinus Torvaldsconfig IRQ_CPU 9441da177e4SLinus Torvalds bool 9451da177e4SLinus Torvalds 9461da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 9471da177e4SLinus Torvalds bool 9481da177e4SLinus Torvalds 9495e83d430SRalf Baechleconfig IRQ_CPU_RM9K 9505e83d430SRalf Baechle bool 9515e83d430SRalf Baechle 9529267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 9539267a30dSMarc St-Jean bool 9549267a30dSMarc St-Jean 9559267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 9569267a30dSMarc St-Jean bool 9579267a30dSMarc St-Jean 9588420fd00SAtsushi Nemotoconfig IRQ_TXX9 9598420fd00SAtsushi Nemoto bool 9608420fd00SAtsushi Nemoto 961d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 962d5ab1a69SYoichi Yuasa bool 963d5ab1a69SYoichi Yuasa 96439b8d525SRalf Baechleconfig IRQ_GIC 96539b8d525SRalf Baechle bool 96639b8d525SRalf Baechle 967a86c7f72SDavid Daneyconfig IRQ_CPU_OCTEON 968a86c7f72SDavid Daney bool 969a86c7f72SDavid Daney 9701da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 9711da177e4SLinus Torvalds bool 9721da177e4SLinus Torvalds 973252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 9741da177e4SLinus Torvalds bool 9751da177e4SLinus Torvalds 9769267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 9779267a30dSMarc St-Jean bool 9789267a30dSMarc St-Jean 979663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 980663c3d90Sthomas@koeller.dyndns.org bool 981663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 982663c3d90Sthomas@koeller.dyndns.org 983a83860c2SRalf Baechleconfig SOC_EMMA2RH 984a83860c2SRalf Baechle bool 985a83860c2SRalf Baechle select CEVT_R4K 986a83860c2SRalf Baechle select CSRC_R4K 987a83860c2SRalf Baechle select DMA_NONCOHERENT 988a83860c2SRalf Baechle select IRQ_CPU 989a83860c2SRalf Baechle select SWAP_IO_SPACE 990a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 991a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 992a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 993a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 994a83860c2SRalf Baechle 995edb6310aSDaniel Lairdconfig SOC_PNX833X 996edb6310aSDaniel Laird bool 997edb6310aSDaniel Laird select CEVT_R4K 998edb6310aSDaniel Laird select CSRC_R4K 999edb6310aSDaniel Laird select IRQ_CPU 1000edb6310aSDaniel Laird select DMA_NONCOHERENT 1001edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1002edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1003edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1004edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1005edb6310aSDaniel Laird select GENERIC_GPIO 1006edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1007edb6310aSDaniel Laird 1008edb6310aSDaniel Lairdconfig SOC_PNX8335 1009edb6310aSDaniel Laird bool 1010edb6310aSDaniel Laird select SOC_PNX833X 1011edb6310aSDaniel Laird 1012bdf21b18SPete Popovconfig PNX8550 1013bdf21b18SPete Popov bool 1014bdf21b18SPete Popov select SOC_PNX8550 1015bdf21b18SPete Popov 1016bdf21b18SPete Popovconfig SOC_PNX8550 1017bdf21b18SPete Popov bool 1018bdf21b18SPete Popov select DMA_NONCOHERENT 1019bdf21b18SPete Popov select HW_HAS_PCI 1020b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 102136a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 10227cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 10234ead1681SFlorian Fainelli select GENERIC_GPIO 1024bdf21b18SPete Popov 10251da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 10261da177e4SLinus Torvalds bool 10271da177e4SLinus Torvalds 1028663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1029663c3d90Sthomas@koeller.dyndns.org bool 1030663c3d90Sthomas@koeller.dyndns.org 1031e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1032e2defae5SThomas Bogendoerfer bool 1033e2defae5SThomas Bogendoerfer 10345b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 10355b438c44SThomas Bogendoerfer bool 10365b438c44SThomas Bogendoerfer 1037e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1038e2defae5SThomas Bogendoerfer bool 1039e2defae5SThomas Bogendoerfer 1040e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1041e2defae5SThomas Bogendoerfer bool 1042e2defae5SThomas Bogendoerfer 1043e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1044e2defae5SThomas Bogendoerfer bool 1045e2defae5SThomas Bogendoerfer 1046e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1047e2defae5SThomas Bogendoerfer bool 1048e2defae5SThomas Bogendoerfer 1049e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1050e2defae5SThomas Bogendoerfer bool 1051e2defae5SThomas Bogendoerfer 10525e83d430SRalf Baechleconfig ARC32 10535e83d430SRalf Baechle bool 10545e83d430SRalf Baechle 1055231a35d3SThomas Bogendoerferconfig SNIPROM 1056231a35d3SThomas Bogendoerfer bool 1057231a35d3SThomas Bogendoerfer 10581da177e4SLinus Torvaldsconfig BOOT_ELF32 10591da177e4SLinus Torvalds bool 10601da177e4SLinus Torvalds 10611da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 10621da177e4SLinus Torvalds int 1063c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 10640db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1065a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 10661da177e4SLinus Torvalds default "5" 10671da177e4SLinus Torvalds 10681da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 10691da177e4SLinus Torvalds bool 10701da177e4SLinus Torvalds 10711da177e4SLinus Torvaldsconfig ARC_CONSOLE 10721da177e4SLinus Torvalds bool "ARC console support" 1073e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 10741da177e4SLinus Torvalds 10751da177e4SLinus Torvaldsconfig ARC_MEMORY 10761da177e4SLinus Torvalds bool 107714b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 10781da177e4SLinus Torvalds default y 10791da177e4SLinus Torvalds 10801da177e4SLinus Torvaldsconfig ARC_PROMLIB 10811da177e4SLinus Torvalds bool 1082e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 10831da177e4SLinus Torvalds default y 10841da177e4SLinus Torvalds 10851da177e4SLinus Torvaldsconfig ARC64 10861da177e4SLinus Torvalds bool 10871da177e4SLinus Torvalds 10881da177e4SLinus Torvaldsconfig BOOT_ELF64 10891da177e4SLinus Torvalds bool 10901da177e4SLinus Torvalds 10911da177e4SLinus Torvaldsmenu "CPU selection" 10921da177e4SLinus Torvalds 10931da177e4SLinus Torvaldschoice 10941da177e4SLinus Torvalds prompt "CPU type" 10951da177e4SLinus Torvalds default CPU_R4X00 10961da177e4SLinus Torvalds 10973702bba5SWu Zhangjinconfig CPU_LOONGSON2E 10983702bba5SWu Zhangjin bool "Loongson 2E" 10993702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11003702bba5SWu Zhangjin select CPU_LOONGSON2 11012a21c730SFuxin Zhang help 11022a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11032a21c730SFuxin Zhang with many extensions. 11042a21c730SFuxin Zhang 11056f7a251aSWu Zhangjin It has an internal FPGA northbridge, which is compatiable to 11066f7a251aSWu Zhangjin bonito64. 11076f7a251aSWu Zhangjin 11086f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11096f7a251aSWu Zhangjin bool "Loongson 2F" 11106f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11116f7a251aSWu Zhangjin select CPU_LOONGSON2 1112c197da91SArnaud Patard select GENERIC_GPIO 1113c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11146f7a251aSWu Zhangjin help 11156f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11166f7a251aSWu Zhangjin with many extensions. 11176f7a251aSWu Zhangjin 11186f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11196f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 11206f7a251aSWu Zhangjin Loongson2E. 11216f7a251aSWu Zhangjin 11226e760c8dSRalf Baechleconfig CPU_MIPS32_R1 11236e760c8dSRalf Baechle bool "MIPS32 Release 1" 11247cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 11256e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1126797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1127ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11286e760c8dSRalf Baechle help 11295e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 11301e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11311e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11321e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11331e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11341e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 11351e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 11361e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 11371e5f1caaSRalf Baechle performance. 11381e5f1caaSRalf Baechle 11391e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 11401e5f1caaSRalf Baechle bool "MIPS32 Release 2" 11417cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 11421e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1143797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1144ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11451e5f1caaSRalf Baechle help 11465e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 11476e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 11486e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 11496e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11506e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 11511da177e4SLinus Torvalds 11526e760c8dSRalf Baechleconfig CPU_MIPS64_R1 11536e760c8dSRalf Baechle bool "MIPS64 Release 1" 11547cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1155797798c1SRalf Baechle select CPU_HAS_PREFETCH 1156ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1157ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1158ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11599cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11606e760c8dSRalf Baechle help 11616e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 11626e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11636e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11646e760c8dSRalf Baechle specific type of processor in your system, choose those that one 11656e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11661e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 11671e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 11681e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 11691e5f1caaSRalf Baechle performance. 11701e5f1caaSRalf Baechle 11711e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 11721e5f1caaSRalf Baechle bool "MIPS64 Release 2" 11737cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1174797798c1SRalf Baechle select CPU_HAS_PREFETCH 11751e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 11761e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1177ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11789cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 11791e5f1caaSRalf Baechle help 11801e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 11811e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 11821e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 11831e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 11841e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 11851da177e4SLinus Torvalds 11861da177e4SLinus Torvaldsconfig CPU_R3000 11871da177e4SLinus Torvalds bool "R3000" 11887cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1189f7062ddbSRalf Baechle select CPU_HAS_WB 1190ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1191797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 11921da177e4SLinus Torvalds help 11931da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 11941da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 11951da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 11961da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 11971da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 11981da177e4SLinus Torvalds try to recompile with R3000. 11991da177e4SLinus Torvalds 12001da177e4SLinus Torvaldsconfig CPU_TX39XX 12011da177e4SLinus Torvalds bool "R39XX" 12027cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1203ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12041da177e4SLinus Torvalds 12051da177e4SLinus Torvaldsconfig CPU_VR41XX 12061da177e4SLinus Torvalds bool "R41xx" 12077cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1208ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1209ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12101da177e4SLinus Torvalds help 12115e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12121da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12131da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12141da177e4SLinus Torvalds processor or vice versa. 12151da177e4SLinus Torvalds 12161da177e4SLinus Torvaldsconfig CPU_R4300 12171da177e4SLinus Torvalds bool "R4300" 12187cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1219ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1220ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12211da177e4SLinus Torvalds help 12221da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 12231da177e4SLinus Torvalds 12241da177e4SLinus Torvaldsconfig CPU_R4X00 12251da177e4SLinus Torvalds bool "R4x00" 12267cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1227ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1228ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12291da177e4SLinus Torvalds help 12301da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 12311da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 12321da177e4SLinus Torvalds 12331da177e4SLinus Torvaldsconfig CPU_TX49XX 12341da177e4SLinus Torvalds bool "R49XX" 12357cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1236de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1237ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1238ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12391da177e4SLinus Torvalds 12401da177e4SLinus Torvaldsconfig CPU_R5000 12411da177e4SLinus Torvalds bool "R5000" 12427cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1243ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1244ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12451da177e4SLinus Torvalds help 12461da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 12471da177e4SLinus Torvalds 12481da177e4SLinus Torvaldsconfig CPU_R5432 12491da177e4SLinus Torvalds bool "R5432" 12507cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 12515e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12525e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 12531da177e4SLinus Torvalds 1254542c1020SShinya Kuribayashiconfig CPU_R5500 1255542c1020SShinya Kuribayashi bool "R5500" 1256542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1257542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1258542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 12599cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1260542c1020SShinya Kuribayashi help 1261542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1262542c1020SShinya Kuribayashi instruction set. 1263542c1020SShinya Kuribayashi 12641da177e4SLinus Torvaldsconfig CPU_R6000 12651da177e4SLinus Torvalds bool "R6000" 1266ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 12677cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1268ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12691da177e4SLinus Torvalds help 12701da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1271c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 12721da177e4SLinus Torvalds 12731da177e4SLinus Torvaldsconfig CPU_NEVADA 12741da177e4SLinus Torvalds bool "RM52xx" 12757cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1276ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1277ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12781da177e4SLinus Torvalds help 12791da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 12801da177e4SLinus Torvalds 12811da177e4SLinus Torvaldsconfig CPU_R8000 12821da177e4SLinus Torvalds bool "R8000" 1283ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 12847cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 12855e83d430SRalf Baechle select CPU_HAS_PREFETCH 1286ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12871da177e4SLinus Torvalds help 12881da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 12891da177e4SLinus Torvalds uncommon and the support for them is incomplete. 12901da177e4SLinus Torvalds 12911da177e4SLinus Torvaldsconfig CPU_R10000 12921da177e4SLinus Torvalds bool "R10000" 12937cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 12945e83d430SRalf Baechle select CPU_HAS_PREFETCH 1295ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1296ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1297797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12981da177e4SLinus Torvalds help 12991da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13001da177e4SLinus Torvalds 13011da177e4SLinus Torvaldsconfig CPU_RM7000 13021da177e4SLinus Torvalds bool "RM7000" 13037cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13045e83d430SRalf Baechle select CPU_HAS_PREFETCH 1305ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1306ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1307797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13081da177e4SLinus Torvalds 13091da177e4SLinus Torvaldsconfig CPU_RM9000 13101da177e4SLinus Torvalds bool "RM9000" 13117cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 13125e83d430SRalf Baechle select CPU_HAS_PREFETCH 1313ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1314ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1315797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13160004a9dfSRalf Baechle select WEAK_ORDERING 13171da177e4SLinus Torvalds 13181da177e4SLinus Torvaldsconfig CPU_SB1 13191da177e4SLinus Torvalds bool "SB1" 13207cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1321ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1322ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1323797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13240004a9dfSRalf Baechle select WEAK_ORDERING 13251da177e4SLinus Torvalds 1326a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1327a86c7f72SDavid Daney bool "Cavium Octeon processor" 13285e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1329a86c7f72SDavid Daney select IRQ_CPU 1330a86c7f72SDavid Daney select IRQ_CPU_OCTEON 1331a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1332a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1333a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1334a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1335a86c7f72SDavid Daney select WEAK_ORDERING 1336a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 13379cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1338a86c7f72SDavid Daney help 1339a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1340a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1341a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1342a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1343a86c7f72SDavid Daney 13441da177e4SLinus Torvaldsendchoice 13451da177e4SLinus Torvalds 1346622844bfSWu Zhangjinif CPU_LOONGSON2F 1347622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1348622844bfSWu Zhangjin bool 1349622844bfSWu Zhangjin 1350622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1351622844bfSWu Zhangjin bool 1352622844bfSWu Zhangjin 1353622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1354622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1355622844bfSWu Zhangjin default y 1356622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1357622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1358622844bfSWu Zhangjin help 1359622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1360622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1361622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1362622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1363622844bfSWu Zhangjin 1364622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1365622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1366622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1367622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1368622844bfSWu Zhangjin systems. 1369622844bfSWu Zhangjin 1370622844bfSWu Zhangjin If unsure, please say Y. 1371622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1372622844bfSWu Zhangjin 13731b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 13741b93b3c3SWu Zhangjin bool 13751b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 13761b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 13771b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1378fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 13791b93b3c3SWu Zhangjin 13801b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 13811b93b3c3SWu Zhangjin bool 13821b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 13831b93b3c3SWu Zhangjin 13843702bba5SWu Zhangjinconfig CPU_LOONGSON2 13853702bba5SWu Zhangjin bool 13863702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 13873702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 13883702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 13893702bba5SWu Zhangjin 13903702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 13912a21c730SFuxin Zhang bool 13922a21c730SFuxin Zhang 13936f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 13946f7a251aSWu Zhangjin bool 139555045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 139655045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 139722f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 13986f7a251aSWu Zhangjin 13997cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 14007cf8053bSRalf Baechle bool 14017cf8053bSRalf Baechle 14027cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 14037cf8053bSRalf Baechle bool 14047cf8053bSRalf Baechle 14057cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 14067cf8053bSRalf Baechle bool 14077cf8053bSRalf Baechle 14087cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 14097cf8053bSRalf Baechle bool 14107cf8053bSRalf Baechle 14117cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 14127cf8053bSRalf Baechle bool 14137cf8053bSRalf Baechle 14147cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 14157cf8053bSRalf Baechle bool 14167cf8053bSRalf Baechle 14177cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 14187cf8053bSRalf Baechle bool 14197cf8053bSRalf Baechle 14207cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 14217cf8053bSRalf Baechle bool 14227cf8053bSRalf Baechle 14237cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 14247cf8053bSRalf Baechle bool 14257cf8053bSRalf Baechle 14267cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 14277cf8053bSRalf Baechle bool 14287cf8053bSRalf Baechle 14297cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 14307cf8053bSRalf Baechle bool 14317cf8053bSRalf Baechle 14327cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 14337cf8053bSRalf Baechle bool 14347cf8053bSRalf Baechle 1435542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1436542c1020SShinya Kuribayashi bool 1437542c1020SShinya Kuribayashi 14387cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 14397cf8053bSRalf Baechle bool 14407cf8053bSRalf Baechle 14417cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 14427cf8053bSRalf Baechle bool 14437cf8053bSRalf Baechle 14447cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 14457cf8053bSRalf Baechle bool 14467cf8053bSRalf Baechle 14477cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 14487cf8053bSRalf Baechle bool 14497cf8053bSRalf Baechle 14507cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 14517cf8053bSRalf Baechle bool 14527cf8053bSRalf Baechle 14537cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 14547cf8053bSRalf Baechle bool 14557cf8053bSRalf Baechle 14567cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 14577cf8053bSRalf Baechle bool 14587cf8053bSRalf Baechle 14595e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 14605e683389SDavid Daney bool 14615e683389SDavid Daney 146217099b11SRalf Baechle# 146317099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 146417099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 146517099b11SRalf Baechle# 14660004a9dfSRalf Baechleconfig WEAK_ORDERING 14670004a9dfSRalf Baechle bool 146817099b11SRalf Baechle 146917099b11SRalf Baechle# 147017099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 147117099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 147217099b11SRalf Baechle# 147317099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 147417099b11SRalf Baechle bool 14755e83d430SRalf Baechleendmenu 14765e83d430SRalf Baechle 14775e83d430SRalf Baechle# 14785e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 14795e83d430SRalf Baechle# 14805e83d430SRalf Baechleconfig CPU_MIPS32 14815e83d430SRalf Baechle bool 14825e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 14835e83d430SRalf Baechle 14845e83d430SRalf Baechleconfig CPU_MIPS64 14855e83d430SRalf Baechle bool 14865e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 14875e83d430SRalf Baechle 14885e83d430SRalf Baechle# 1489c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 14905e83d430SRalf Baechle# 14915e83d430SRalf Baechleconfig CPU_MIPSR1 14925e83d430SRalf Baechle bool 14935e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 14945e83d430SRalf Baechle 14955e83d430SRalf Baechleconfig CPU_MIPSR2 14965e83d430SRalf Baechle bool 1497a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 14985e83d430SRalf Baechle 14995e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 15005e83d430SRalf Baechle bool 15015e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 15025e83d430SRalf Baechle bool 15035e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 15045e83d430SRalf Baechle bool 15055e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 15065e83d430SRalf Baechle bool 150755045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 150855045ff5SWu Zhangjin bool 150955045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 151055045ff5SWu Zhangjin bool 15119cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 15129cffd154SDavid Daney bool 151322f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 151422f1fdfdSWu Zhangjin bool 151582622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 151682622284SDavid Daney bool 151782622284SDavid Daney default y if 64BIT && CPU_MIPSR2 15185e83d430SRalf Baechle 15198192c9eaSDavid Daney# 15208192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 15218192c9eaSDavid Daney# 15228192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 15238192c9eaSDavid Daney bool 1524f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 15258192c9eaSDavid Daney 15265e83d430SRalf Baechlemenu "Kernel type" 15275e83d430SRalf Baechle 15285e83d430SRalf Baechlechoice 15295e83d430SRalf Baechle 15305e83d430SRalf Baechle prompt "Kernel code model" 15315e83d430SRalf Baechle help 15325e83d430SRalf Baechle You should only select this option if you have a workload that 15335e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 15345e83d430SRalf Baechle large memory. You will only be presented a single option in this 15355e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 15365e83d430SRalf Baechle 15375e83d430SRalf Baechleconfig 32BIT 15385e83d430SRalf Baechle bool "32-bit kernel" 15395e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 15405e83d430SRalf Baechle select TRAD_SIGNALS 15415e83d430SRalf Baechle help 15425e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 15435e83d430SRalf Baechleconfig 64BIT 15445e83d430SRalf Baechle bool "64-bit kernel" 15455e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1546dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 15475e83d430SRalf Baechle help 15485e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 15495e83d430SRalf Baechle 15505e83d430SRalf Baechleendchoice 15515e83d430SRalf Baechle 15521da177e4SLinus Torvaldschoice 15531da177e4SLinus Torvalds prompt "Kernel page size" 15541da177e4SLinus Torvalds default PAGE_SIZE_4KB 15551da177e4SLinus Torvalds 15561da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 15571da177e4SLinus Torvalds bool "4kB" 1558315fe625SWu Zhangjin depends on !CPU_LOONGSON2 15591da177e4SLinus Torvalds help 15601da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 15611da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 15621da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 15631da177e4SLinus Torvalds recommended for low memory systems. 15641da177e4SLinus Torvalds 15651da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 15661da177e4SLinus Torvalds bool "8kB" 1567c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 15681da177e4SLinus Torvalds help 15691da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 15701da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1571c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1572c52399beSRalf Baechle suitable Linux distribution to support this. 15731da177e4SLinus Torvalds 15741da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 15751da177e4SLinus Torvalds bool "16kB" 1576714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 15771da177e4SLinus Torvalds help 15781da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 15791da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1580714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1581714bfad6SRalf Baechle Linux distribution to support this. 15821da177e4SLinus Torvalds 1583c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1584c52399beSRalf Baechle bool "32kB" 1585c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1586c52399beSRalf Baechle help 1587c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1588c52399beSRalf Baechle the price of higher memory consumption. This option is available 1589c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1590c52399beSRalf Baechle distribution to support this. 1591c52399beSRalf Baechle 15921da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 15931da177e4SLinus Torvalds bool "64kB" 15941da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 15951da177e4SLinus Torvalds help 15961da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 15971da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 15981da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1599714bfad6SRalf Baechle writing this option is still high experimental. 16001da177e4SLinus Torvalds 16011da177e4SLinus Torvaldsendchoice 16021da177e4SLinus Torvalds 16031da177e4SLinus Torvaldsconfig BOARD_SCACHE 16041da177e4SLinus Torvalds bool 16051da177e4SLinus Torvalds 16061da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 16071da177e4SLinus Torvalds bool 16081da177e4SLinus Torvalds select BOARD_SCACHE 16091da177e4SLinus Torvalds 16109318c51aSChris Dearman# 16119318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 16129318c51aSChris Dearman# 16139318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 16149318c51aSChris Dearman bool 16159318c51aSChris Dearman select BOARD_SCACHE 16169318c51aSChris Dearman 16171da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 16181da177e4SLinus Torvalds bool 16191da177e4SLinus Torvalds select BOARD_SCACHE 16201da177e4SLinus Torvalds 16211da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 16221da177e4SLinus Torvalds bool 16231da177e4SLinus Torvalds select BOARD_SCACHE 16241da177e4SLinus Torvalds 16251da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 16261da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 16271da177e4SLinus Torvalds depends on CPU_SB1 16281da177e4SLinus Torvalds help 16291da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 16301da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 16311da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 16321da177e4SLinus Torvalds 16331da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1634c8094b53SRalf Baechle bool 16351da177e4SLinus Torvalds 1636340ee4b9SRalf Baechlechoice 1637340ee4b9SRalf Baechle prompt "MIPS MT options" 1638f41ae0b2SRalf Baechle 1639f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1640f41ae0b2SRalf Baechle bool "Disable multithreading support." 1641f41ae0b2SRalf Baechle help 1642f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1643f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1644f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1645f41ae0b2SRalf Baechle option in this menu. 1646340ee4b9SRalf Baechle 164759d6ab86SRalf Baechleconfig MIPS_MT_SMP 164859d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 164959d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 165059d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1651d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 165259d6ab86SRalf Baechle select MIPS_MT 1653f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 165459d6ab86SRalf Baechle select SMP 16550ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 165659d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 165787353d8aSRalf Baechle select SMP_UP 165859d6ab86SRalf Baechle help 165925f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 166025f12b33SRalf Baechle marketesed into SMVP. 166125f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 166225f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 166325f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 166425f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 166525f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 166625f12b33SRalf Baechle what Intel calls Hyperthreading. 166725f12b33SRalf Baechle 166825f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 166959d6ab86SRalf Baechle 167041c594abSRalf Baechleconfig MIPS_MT_SMTC 167141c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1672f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1673f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1674f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1675f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1676d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1677f41ae0b2SRalf Baechle select MIPS_MT 1678130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 167941c594abSRalf Baechle select SMP 168073b76c78SRalf Baechle select SYS_SUPPORTS_SMP 168187353d8aSRalf Baechle select SMP_UP 1682f41ae0b2SRalf Baechle help 1683f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1684f41ae0b2SRalf Baechle marketesed into SMVP. 168525f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 168625f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 168725f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 168825f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 168925f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 169025f12b33SRalf Baechle decision. 169125f12b33SRalf Baechle 169225f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 169341c594abSRalf Baechle 1694340ee4b9SRalf Baechleendchoice 1695340ee4b9SRalf Baechle 1696f41ae0b2SRalf Baechleconfig MIPS_MT 1697f41ae0b2SRalf Baechle bool 1698f41ae0b2SRalf Baechle 16990ab7aefcSRalf Baechleconfig SCHED_SMT 17000ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 17010ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 17020ab7aefcSRalf Baechle default n 17030ab7aefcSRalf Baechle help 17040ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 17050ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 17060ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 17070ab7aefcSRalf Baechle 17080ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 17090ab7aefcSRalf Baechle bool 17100ab7aefcSRalf Baechle 17110ab7aefcSRalf Baechle 1712f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1713f41ae0b2SRalf Baechle bool 1714f41ae0b2SRalf Baechle 1715f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1716f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1717f088fc84SRalf Baechle default y 171807cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 171907cc0c9eSRalf Baechle 172007cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 172107cc0c9eSRalf Baechle bool "VPE loader support." 172207cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 172307cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 172407cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 172507cc0c9eSRalf Baechle select MIPS_MT 172607cc0c9eSRalf Baechle help 172707cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 172807cc0c9eSRalf Baechle onto another VPE and running it. 1729f088fc84SRalf Baechle 17300db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 17310db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 17320db34215SKevin D. Kissell depends on MIPS_MT_SMTC 17338531a35eSKevin D. Kissell default n 17340db34215SKevin D. Kissell help 17350db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 17360db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 17370db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 17380db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 17390db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 17408531a35eSKevin D. Kissell impact on interrupt service overhead. 17410db34215SKevin D. Kissell 1742f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1743f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1744f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1745f571eff0SKevin D. Kissell default n 1746f571eff0SKevin D. Kissell help 1747f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1748f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1749f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 17508531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 17518531a35eSKevin D. Kissell should be used only if you know what you are doing. 1752f571eff0SKevin D. Kissell 1753e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1754e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1755e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1756e01402b1SRalf Baechle default y 1757e01402b1SRalf Baechle help 1758e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1759e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1760e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1761e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1762e01402b1SRalf Baechle 1763e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1764e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1765e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1766e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 17675e83d430SRalf Baechle help 1768e01402b1SRalf Baechle 17692600990eSRalf Baechleconfig MIPS_APSP_KSPD 17702600990eSRalf Baechle bool "Enable KSPD" 17712600990eSRalf Baechle depends on MIPS_VPE_APSP_API 17722600990eSRalf Baechle default y 17732600990eSRalf Baechle help 17742600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 17752600990eSRalf Baechle side, actions them and returns the results. It also handles the 17762600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 17772600990eSRalf Baechle exiting. You probably want to say yes here. 17782600990eSRalf Baechle 17794a16ff4cSRalf Baechleconfig MIPS_CMP 17804a16ff4cSRalf Baechle bool "MIPS CMP framework support" 17814a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1782eb9b5141STim Anderson select SYNC_R4K 17834a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 17844a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 17854a16ff4cSRalf Baechle select WEAK_ORDERING 17864a16ff4cSRalf Baechle default n 17874a16ff4cSRalf Baechle help 17884a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 17894a16ff4cSRalf Baechle be handled differently... 17904a16ff4cSRalf Baechle 17911da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 17921da177e4SLinus Torvalds bool 17931da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 17941da177e4SLinus Torvalds default y 17951da177e4SLinus Torvalds 17961da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 17971da177e4SLinus Torvalds bool 17981da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 17991da177e4SLinus Torvalds default y 18001da177e4SLinus Torvalds 18011da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 18021da177e4SLinus Torvalds bool 18031da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 18041da177e4SLinus Torvalds default y 18051da177e4SLinus Torvalds 18061da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1807d806cb2bSRalf Baechle bool 18081da177e4SLinus Torvalds 180960ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 181060ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 181160ec6571Spascal@pabr.org 18129693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 18139693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 18149693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 18159693a853SFranck Bui-Huu help 18169693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 18179693a853SFranck Bui-Huu increased security at both hardware and software level for 18189693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 18199693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 18209693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 18219693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 18229693a853SFranck Bui-Huu here. 18239693a853SFranck Bui-Huu 18241da177e4SLinus Torvaldsconfig CPU_HAS_WB 1825f7062ddbSRalf Baechle bool 1826e01402b1SRalf Baechle 1827f41ae0b2SRalf Baechle# 1828f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 1829f41ae0b2SRalf Baechle# 1830e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 1831f41ae0b2SRalf Baechle bool 1832e01402b1SRalf Baechle 1833f41ae0b2SRalf Baechle# 1834f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 1835f41ae0b2SRalf Baechle# 1836e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 1837f41ae0b2SRalf Baechle bool 1838e01402b1SRalf Baechle 18391da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 18401da177e4SLinus Torvalds bool 18411da177e4SLinus Torvalds depends on !CPU_R3000 18421da177e4SLinus Torvalds default y 18431da177e4SLinus Torvalds 1844ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 1845ea580401SRalf Baechle bool 1846ea580401SRalf Baechle 18471da177e4SLinus Torvalds# 184820d60d99SMaciej W. Rozycki# CPU non-features 184920d60d99SMaciej W. Rozycki# 185020d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 185120d60d99SMaciej W. Rozycki bool 185220d60d99SMaciej W. Rozycki 185320d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 185420d60d99SMaciej W. Rozycki bool 185520d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 185620d60d99SMaciej W. Rozycki 185720d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 185820d60d99SMaciej W. Rozycki bool 185920d60d99SMaciej W. Rozycki 186020d60d99SMaciej W. Rozycki# 1861797798c1SRalf Baechle# Use the generic interrupt handling code in kernel/irq/: 1862797798c1SRalf Baechle# 1863797798c1SRalf Baechleconfig GENERIC_HARDIRQS 1864797798c1SRalf Baechle bool 1865797798c1SRalf Baechle default y 1866797798c1SRalf Baechle 1867797798c1SRalf Baechleconfig GENERIC_IRQ_PROBE 1868797798c1SRalf Baechle bool 1869797798c1SRalf Baechle default y 1870797798c1SRalf Baechle 18710d7012a9SIngo Molnarconfig IRQ_PER_CPU 18720d7012a9SIngo Molnar bool 18730d7012a9SIngo Molnar 1874797798c1SRalf Baechle# 18751da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 18761da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 18771da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 18781da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 18791da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 18801da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 18811da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 18821da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 1883797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 1884797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 1885797798c1SRalf Baechle# support. 18861da177e4SLinus Torvalds# 18871da177e4SLinus Torvaldsconfig HIGHMEM 18881da177e4SLinus Torvalds bool "High Memory Support" 1889797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 1890797798c1SRalf Baechle 1891797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 1892797798c1SRalf Baechle bool 1893797798c1SRalf Baechle 1894797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 1895797798c1SRalf Baechle bool 18961da177e4SLinus Torvalds 18979693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 18989693a853SFranck Bui-Huu bool 18999693a853SFranck Bui-Huu 1900b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 1901b4819b59SYoichi Yuasa def_bool y 1902f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 1903b4819b59SYoichi Yuasa 1904d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 1905d8cb4e11SRalf Baechle bool 1906d8cb4e11SRalf Baechle default y if SGI_IP27 1907d8cb4e11SRalf Baechle help 19083dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 1909d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 1910d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 1911d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 1912d8cb4e11SRalf Baechle 1913cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 1914cce335aeSRalf Baechle def_bool y 1915cce335aeSRalf Baechle 1916b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 1917b1c6cd42SAtsushi Nemoto bool 19187de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 191931473747SAtsushi Nemoto 1920d8cb4e11SRalf Baechleconfig NUMA 1921d8cb4e11SRalf Baechle bool "NUMA Support" 1922d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 1923d8cb4e11SRalf Baechle help 1924d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 1925d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 1926d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 1927d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 1928d8cb4e11SRalf Baechle disabled. 1929d8cb4e11SRalf Baechle 1930d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 1931d8cb4e11SRalf Baechle bool 1932d8cb4e11SRalf Baechle 1933c80d79d7SYasunori Gotoconfig NODES_SHIFT 1934c80d79d7SYasunori Goto int 1935c80d79d7SYasunori Goto default "6" 1936c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 1937c80d79d7SYasunori Goto 1938*14f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 1939*14f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 1940*14f70012SDeng-Cheng Zhu depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32 1941*14f70012SDeng-Cheng Zhu default y 1942*14f70012SDeng-Cheng Zhu help 1943*14f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 1944*14f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 1945*14f70012SDeng-Cheng Zhu 1946b4819b59SYoichi Yuasasource "mm/Kconfig" 1947b4819b59SYoichi Yuasa 19481da177e4SLinus Torvaldsconfig SMP 19491da177e4SLinus Torvalds bool "Multi-Processing support" 1950e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 1951b4b30a5aSRalf Baechle select IRQ_PER_CPU 19522f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 1953e73ea273SRalf Baechle help 19541da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 19551da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 19561da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 19571da177e4SLinus Torvalds 19581da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 19591da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 19601da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 19611da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 19621da177e4SLinus Torvalds will run faster if you say N here. 19631da177e4SLinus Torvalds 19641da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 19651da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 19661da177e4SLinus Torvalds 196703502faaSAdrian Bunk See also the SMP-HOWTO available at 196803502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 19691da177e4SLinus Torvalds 19701da177e4SLinus Torvalds If you don't know what to do here, say N. 19711da177e4SLinus Torvalds 197287353d8aSRalf Baechleconfig SMP_UP 197387353d8aSRalf Baechle bool 197487353d8aSRalf Baechle 19754a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 19764a16ff4cSRalf Baechle bool 19774a16ff4cSRalf Baechle 1978e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 1979e73ea273SRalf Baechle bool 1980e73ea273SRalf Baechle 198172ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 198272ede9b1SAtsushi Nemoto bool 198372ede9b1SAtsushi Nemoto 1984130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 1985130e2fb7SRalf Baechle bool 1986130e2fb7SRalf Baechle 1987130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 1988130e2fb7SRalf Baechle bool 1989130e2fb7SRalf Baechle 1990130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 1991130e2fb7SRalf Baechle bool 1992130e2fb7SRalf Baechle 1993130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 1994130e2fb7SRalf Baechle bool 1995130e2fb7SRalf Baechle 1996130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 1997130e2fb7SRalf Baechle bool 1998130e2fb7SRalf Baechle 1999130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2000130e2fb7SRalf Baechle bool 2001130e2fb7SRalf Baechle 20021da177e4SLinus Torvaldsconfig NR_CPUS 20031da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 200472ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 20051da177e4SLinus Torvalds depends on SMP 200672ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2007130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2008130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2009130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2010130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2011130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2012130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 20131da177e4SLinus Torvalds help 20141da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 20151da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 20161da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 201772ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 201872ede9b1SAtsushi Nemoto and 2 for all others. 20191da177e4SLinus Torvalds 20201da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 202172ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 202272ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 202372ede9b1SAtsushi Nemoto power of two. 20241da177e4SLinus Torvalds 2025c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2026c4eee283SAtsushi Nemoto 20271723b4a3SAtsushi Nemoto# 20281723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 20291723b4a3SAtsushi Nemoto# 20301723b4a3SAtsushi Nemoto 20311723b4a3SAtsushi Nemotochoice 20321723b4a3SAtsushi Nemoto prompt "Timer frequency" 20331723b4a3SAtsushi Nemoto default HZ_250 20341723b4a3SAtsushi Nemoto help 20351723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 20361723b4a3SAtsushi Nemoto 20371723b4a3SAtsushi Nemoto config HZ_48 20380f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 20391723b4a3SAtsushi Nemoto 20401723b4a3SAtsushi Nemoto config HZ_100 20411723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 20421723b4a3SAtsushi Nemoto 20431723b4a3SAtsushi Nemoto config HZ_128 20441723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 20451723b4a3SAtsushi Nemoto 20461723b4a3SAtsushi Nemoto config HZ_250 20471723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 20481723b4a3SAtsushi Nemoto 20491723b4a3SAtsushi Nemoto config HZ_256 20501723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 20511723b4a3SAtsushi Nemoto 20521723b4a3SAtsushi Nemoto config HZ_1000 20531723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 20541723b4a3SAtsushi Nemoto 20551723b4a3SAtsushi Nemoto config HZ_1024 20561723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 20571723b4a3SAtsushi Nemoto 20581723b4a3SAtsushi Nemotoendchoice 20591723b4a3SAtsushi Nemoto 20601723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 20611723b4a3SAtsushi Nemoto bool 20621723b4a3SAtsushi Nemoto 20631723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 20641723b4a3SAtsushi Nemoto bool 20651723b4a3SAtsushi Nemoto 20661723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 20671723b4a3SAtsushi Nemoto bool 20681723b4a3SAtsushi Nemoto 20691723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 20701723b4a3SAtsushi Nemoto bool 20711723b4a3SAtsushi Nemoto 20721723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 20731723b4a3SAtsushi Nemoto bool 20741723b4a3SAtsushi Nemoto 20751723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 20761723b4a3SAtsushi Nemoto bool 20771723b4a3SAtsushi Nemoto 20781723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 20791723b4a3SAtsushi Nemoto bool 20801723b4a3SAtsushi Nemoto 20811723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 20821723b4a3SAtsushi Nemoto bool 20831723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 20841723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 20851723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 20861723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 20871723b4a3SAtsushi Nemoto 20881723b4a3SAtsushi Nemotoconfig HZ 20891723b4a3SAtsushi Nemoto int 20901723b4a3SAtsushi Nemoto default 48 if HZ_48 20911723b4a3SAtsushi Nemoto default 100 if HZ_100 20921723b4a3SAtsushi Nemoto default 128 if HZ_128 20931723b4a3SAtsushi Nemoto default 250 if HZ_250 20941723b4a3SAtsushi Nemoto default 256 if HZ_256 20951723b4a3SAtsushi Nemoto default 1000 if HZ_1000 20961723b4a3SAtsushi Nemoto default 1024 if HZ_1024 20971723b4a3SAtsushi Nemoto 2098e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 20991da177e4SLinus Torvalds 21001da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 21011da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2102875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 21031da177e4SLinus Torvalds help 21041da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 21051da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 21061da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 21071da177e4SLinus Torvalds This will result in additional memory usage, so it is not 21081da177e4SLinus Torvalds recommended for normal users. 21091da177e4SLinus Torvalds 2110ea6e942bSAtsushi Nemotoconfig KEXEC 2111ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2112ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2113ea6e942bSAtsushi Nemoto help 2114ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2115ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 21163dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2117ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2118ea6e942bSAtsushi Nemoto 211901dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2120ea6e942bSAtsushi Nemoto 2121ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2122ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2123ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2124ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2125ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2126ea6e942bSAtsushi Nemoto 2127ea6e942bSAtsushi Nemotoconfig SECCOMP 2128ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2129293c5bd1SRalf Baechle depends on PROC_FS 2130ea6e942bSAtsushi Nemoto default y 2131ea6e942bSAtsushi Nemoto help 2132ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2133ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2134ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2135ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2136ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2137ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2138ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2139ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2140ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2141ea6e942bSAtsushi Nemoto 2142ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2143ea6e942bSAtsushi Nemoto 2144f2ffa5abSDezhong Diaoconfig USE_OF 2145f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2146f2ffa5abSDezhong Diao select OF 2147f2ffa5abSDezhong Diao select OF_FLATTREE 2148f2ffa5abSDezhong Diao help 2149f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2150f2ffa5abSDezhong Diao 21515e83d430SRalf Baechleendmenu 21525e83d430SRalf Baechle 21531df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 21541df0f0ffSAtsushi Nemoto bool 21551df0f0ffSAtsushi Nemoto default y 21561df0f0ffSAtsushi Nemoto 21571df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 21581df0f0ffSAtsushi Nemoto bool 21591df0f0ffSAtsushi Nemoto default y 21601df0f0ffSAtsushi Nemoto 2161b6c3539bSRalf Baechlesource "init/Kconfig" 2162b6c3539bSRalf Baechle 2163dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2164dc52ddc0SMatt Helsley 21651da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 21661da177e4SLinus Torvalds 21675e83d430SRalf Baechleconfig HW_HAS_EISA 21685e83d430SRalf Baechle bool 21691da177e4SLinus Torvaldsconfig HW_HAS_PCI 21701da177e4SLinus Torvalds bool 21711da177e4SLinus Torvalds 21721da177e4SLinus Torvaldsconfig PCI 21731da177e4SLinus Torvalds bool "Support for PCI controller" 21741da177e4SLinus Torvalds depends on HW_HAS_PCI 2175abb4ae46SRalf Baechle select PCI_DOMAINS 21761da177e4SLinus Torvalds help 21771da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 21781da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 21791da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 21801da177e4SLinus Torvalds say Y, otherwise N. 21811da177e4SLinus Torvalds 21821da177e4SLinus Torvaldsconfig PCI_DOMAINS 21831da177e4SLinus Torvalds bool 21841da177e4SLinus Torvalds 21851da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 21861da177e4SLinus Torvalds 21871da177e4SLinus Torvalds# 21881da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 21891da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 21901da177e4SLinus Torvalds# users to choose the right thing ... 21911da177e4SLinus Torvalds# 21921da177e4SLinus Torvaldsconfig ISA 21931da177e4SLinus Torvalds bool 21941da177e4SLinus Torvalds 21951da177e4SLinus Torvaldsconfig EISA 21961da177e4SLinus Torvalds bool "EISA support" 21975e83d430SRalf Baechle depends on HW_HAS_EISA 21981da177e4SLinus Torvalds select ISA 2199aa414dffSRalf Baechle select GENERIC_ISA_DMA 22001da177e4SLinus Torvalds ---help--- 22011da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 22021da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 22031da177e4SLinus Torvalds 22041da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 22051da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 22061da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 22071da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 22081da177e4SLinus Torvalds 22091da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 22101da177e4SLinus Torvalds 22111da177e4SLinus Torvalds Otherwise, say N. 22121da177e4SLinus Torvalds 22131da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 22141da177e4SLinus Torvalds 22151da177e4SLinus Torvaldsconfig TC 22161da177e4SLinus Torvalds bool "TURBOchannel support" 22171da177e4SLinus Torvalds depends on MACH_DECSTATION 22181da177e4SLinus Torvalds help 221950a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 222050a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 222150a23e6eSJustin P. Mattock at: 222250a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 222350a23e6eSJustin P. Mattock and: 222450a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 222550a23e6eSJustin P. Mattock Linux driver support status is documented at: 222650a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 22271da177e4SLinus Torvalds 22281da177e4SLinus Torvalds#config ACCESSBUS 22291da177e4SLinus Torvalds# bool "Access.Bus support" 22301da177e4SLinus Torvalds# depends on TC 22311da177e4SLinus Torvalds 22321da177e4SLinus Torvaldsconfig MMU 22331da177e4SLinus Torvalds bool 22341da177e4SLinus Torvalds default y 22351da177e4SLinus Torvalds 2236d865bea4SRalf Baechleconfig I8253 2237d865bea4SRalf Baechle bool 22389726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2239d865bea4SRalf Baechle 2240cce335aeSRalf Baechleconfig ZONE_DMA32 2241cce335aeSRalf Baechle bool 2242cce335aeSRalf Baechle 22431da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 22441da177e4SLinus Torvalds 22451da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 22461da177e4SLinus Torvalds 22471da177e4SLinus Torvaldsendmenu 22481da177e4SLinus Torvalds 22491da177e4SLinus Torvaldsmenu "Executable file formats" 22501da177e4SLinus Torvalds 22511da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 22521da177e4SLinus Torvalds 22531da177e4SLinus Torvaldsconfig TRAD_SIGNALS 22541da177e4SLinus Torvalds bool 22551da177e4SLinus Torvalds 22561da177e4SLinus Torvaldsconfig MIPS32_COMPAT 22571da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2258875d43e7SRalf Baechle depends on 64BIT 22591da177e4SLinus Torvalds help 22601da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 22611da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 22621da177e4SLinus Torvalds currently 32-bit you should say Y here. 22631da177e4SLinus Torvalds 22641da177e4SLinus Torvaldsconfig COMPAT 22651da177e4SLinus Torvalds bool 22661da177e4SLinus Torvalds depends on MIPS32_COMPAT 22671da177e4SLinus Torvalds default y 22681da177e4SLinus Torvalds 226905e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 227005e43966SAtsushi Nemoto bool 227105e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 227205e43966SAtsushi Nemoto default y 227305e43966SAtsushi Nemoto 22741da177e4SLinus Torvaldsconfig MIPS32_O32 22751da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 22761da177e4SLinus Torvalds depends on MIPS32_COMPAT 22771da177e4SLinus Torvalds help 22781da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 22791da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 22801da177e4SLinus Torvalds existing binaries are in this format. 22811da177e4SLinus Torvalds 22821da177e4SLinus Torvalds If unsure, say Y. 22831da177e4SLinus Torvalds 22841da177e4SLinus Torvaldsconfig MIPS32_N32 22851da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 22861da177e4SLinus Torvalds depends on MIPS32_COMPAT 22871da177e4SLinus Torvalds help 22881da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 22891da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 22901da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 22911da177e4SLinus Torvalds cases. 22921da177e4SLinus Torvalds 22931da177e4SLinus Torvalds If unsure, say N. 22941da177e4SLinus Torvalds 22951da177e4SLinus Torvaldsconfig BINFMT_ELF32 22961da177e4SLinus Torvalds bool 22971da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 22981da177e4SLinus Torvalds 22992116245eSRalf Baechleendmenu 23001da177e4SLinus Torvalds 23012116245eSRalf Baechlemenu "Power management options" 2302952fa954SRodolfo Giometti 2303363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2304363c55caSWu Zhangjin def_bool y 23053f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2306363c55caSWu Zhangjin 2307f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2308f4cb5700SJohannes Berg def_bool y 23093f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2310f4cb5700SJohannes Berg 23112116245eSRalf Baechlesource "kernel/power/Kconfig" 2312952fa954SRodolfo Giometti 23131da177e4SLinus Torvaldsendmenu 23141da177e4SLinus Torvalds 23159726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 23169726b43aSWu Zhangjin 2317d5950b43SSam Ravnborgsource "net/Kconfig" 2318d5950b43SSam Ravnborg 23191da177e4SLinus Torvaldssource "drivers/Kconfig" 23201da177e4SLinus Torvalds 23211da177e4SLinus Torvaldssource "fs/Kconfig" 23221da177e4SLinus Torvalds 23231da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 23241da177e4SLinus Torvalds 23251da177e4SLinus Torvaldssource "security/Kconfig" 23261da177e4SLinus Torvalds 23271da177e4SLinus Torvaldssource "crypto/Kconfig" 23281da177e4SLinus Torvalds 23291da177e4SLinus Torvaldssource "lib/Kconfig" 2330