11da177e4SLinus Torvaldsconfig MIPS 21da177e4SLinus Torvalds bool 31da177e4SLinus Torvalds default y 4f8ac0425SYoichi Yuasa select HAVE_GENERIC_DMA_COHERENT 5ec7748b5SSam Ravnborg select HAVE_IDE 642d4b839SMathieu Desnoyers select HAVE_OPROFILE 791f01737SDeng-Cheng Zhu select HAVE_IRQ_WORK 87f788d2dSDeng-Cheng Zhu select HAVE_PERF_EVENTS 97f788d2dSDeng-Cheng Zhu select PERF_USE_VMALLOC 1088547001SJason Wessel select HAVE_ARCH_KGDB 11d2bb0762SWu Zhangjin select HAVE_FUNCTION_TRACER 1269a7d1b3SWu Zhangjin select HAVE_FUNCTION_TRACE_MCOUNT_TEST 13538f1952SWu Zhangjin select HAVE_DYNAMIC_FTRACE 14538f1952SWu Zhangjin select HAVE_FTRACE_MCOUNT_RECORD 1564575f91SWu Zhangjin select HAVE_C_RECORDMCOUNT 1629c5d346SWu Zhangjin select HAVE_FUNCTION_GRAPH_TRACER 17c1bf207dSDavid Daney select HAVE_KPROBES 18c1bf207dSDavid Daney select HAVE_KRETPROBES 1921a41faaSWu Zhangjin select RTC_LIB if !MACH_LOONGSON 202b78920dSDeng-Cheng Zhu select GENERIC_ATOMIC64 if !64BIT 2148e1fd5aSDavid Daney select HAVE_DMA_ATTRS 2248e1fd5aSDavid Daney select HAVE_DMA_API_DEBUG 233bd27e32SDavid Daney select HAVE_GENERIC_HARDIRQS 243bd27e32SDavid Daney select GENERIC_IRQ_PROBE 25f8396c17SThomas Gleixner select GENERIC_IRQ_SHOW 2694bb0c1aSDavid Daney select HAVE_ARCH_JUMP_LABEL 270f462e3cSThomas Gleixner select IRQ_FORCED_THREADING 281da177e4SLinus Torvalds 291da177e4SLinus Torvaldsmenu "Machine selection" 301da177e4SLinus Torvalds 315ac6da66SChristoph Lameterconfig ZONE_DMA 325ac6da66SChristoph Lameter bool 335ac6da66SChristoph Lameter 345e83d430SRalf Baechlechoice 355e83d430SRalf Baechle prompt "System type" 365e83d430SRalf Baechle default SGI_IP22 371da177e4SLinus Torvalds 3842a4f17dSManuel Laussconfig MIPS_ALCHEMY 39c3543e25SYoichi Yuasa bool "Alchemy processor based machines" 4042a4f17dSManuel Lauss select 64BIT_PHYS_ADDR 4142a4f17dSManuel Lauss select CEVT_R4K_LIB 4242a4f17dSManuel Lauss select CSRC_R4K_LIB 4342a4f17dSManuel Lauss select IRQ_CPU 4442a4f17dSManuel Lauss select SYS_HAS_CPU_MIPS32_R1 4542a4f17dSManuel Lauss select SYS_SUPPORTS_32BIT_KERNEL 4642a4f17dSManuel Lauss select SYS_SUPPORTS_APM_EMULATION 4742a4f17dSManuel Lauss select GENERIC_GPIO 4842a4f17dSManuel Lauss select ARCH_WANT_OPTIONAL_GPIOLIB 491b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 5037663860SManuel Lauss select USB_ARCH_HAS_OHCI 5137663860SManuel Lauss select USB_ARCH_HAS_EHCI 521da177e4SLinus Torvalds 537ca5dc14SFlorian Fainelliconfig AR7 547ca5dc14SFlorian Fainelli bool "Texas Instruments AR7" 557ca5dc14SFlorian Fainelli select BOOT_ELF32 567ca5dc14SFlorian Fainelli select DMA_NONCOHERENT 577ca5dc14SFlorian Fainelli select CEVT_R4K 587ca5dc14SFlorian Fainelli select CSRC_R4K 597ca5dc14SFlorian Fainelli select IRQ_CPU 607ca5dc14SFlorian Fainelli select NO_EXCEPT_FILL 617ca5dc14SFlorian Fainelli select SWAP_IO_SPACE 627ca5dc14SFlorian Fainelli select SYS_HAS_CPU_MIPS32_R1 637ca5dc14SFlorian Fainelli select SYS_HAS_EARLY_PRINTK 647ca5dc14SFlorian Fainelli select SYS_SUPPORTS_32BIT_KERNEL 657ca5dc14SFlorian Fainelli select SYS_SUPPORTS_LITTLE_ENDIAN 661b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT_UART16550 675f3c9098SFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 687ca5dc14SFlorian Fainelli select GCD 697ca5dc14SFlorian Fainelli select VLYNQ 707ca5dc14SFlorian Fainelli help 717ca5dc14SFlorian Fainelli Support for the Texas Instruments AR7 System-on-a-Chip 727ca5dc14SFlorian Fainelli family: TNETD7100, 7200 and 7300. 737ca5dc14SFlorian Fainelli 74d4a67d9dSGabor Juhosconfig ATH79 75d4a67d9dSGabor Juhos bool "Atheros AR71XX/AR724X/AR913X based boards" 766eae43c5SGabor Juhos select ARCH_REQUIRE_GPIOLIB 77d4a67d9dSGabor Juhos select BOOT_RAW 78d4a67d9dSGabor Juhos select CEVT_R4K 79d4a67d9dSGabor Juhos select CSRC_R4K 80d4a67d9dSGabor Juhos select DMA_NONCOHERENT 81d4a67d9dSGabor Juhos select IRQ_CPU 820aabf1a4SGabor Juhos select MIPS_MACHINE 83d4a67d9dSGabor Juhos select SYS_HAS_CPU_MIPS32_R2 84d4a67d9dSGabor Juhos select SYS_HAS_EARLY_PRINTK 85d4a67d9dSGabor Juhos select SYS_SUPPORTS_32BIT_KERNEL 86d4a67d9dSGabor Juhos select SYS_SUPPORTS_BIG_ENDIAN 87d4a67d9dSGabor Juhos help 88d4a67d9dSGabor Juhos Support for the Atheros AR71XX/AR724X/AR913X SoCs. 89d4a67d9dSGabor Juhos 901c0c13ebSAurelien Jarnoconfig BCM47XX 91c619366eSFlorian Fainelli bool "Broadcom BCM47XX based boards" 9242f77542SRalf Baechle select CEVT_R4K 93940f6b48SRalf Baechle select CSRC_R4K 941c0c13ebSAurelien Jarno select DMA_NONCOHERENT 951c0c13ebSAurelien Jarno select HW_HAS_PCI 961c0c13ebSAurelien Jarno select IRQ_CPU 971c0c13ebSAurelien Jarno select SYS_HAS_CPU_MIPS32_R1 981c0c13ebSAurelien Jarno select SYS_SUPPORTS_32BIT_KERNEL 991c0c13ebSAurelien Jarno select SYS_SUPPORTS_LITTLE_ENDIAN 1001c0c13ebSAurelien Jarno select SSB 1011c0c13ebSAurelien Jarno select SSB_DRIVER_MIPS 1022f02c15aSAurelien Jarno select SSB_DRIVER_EXTIF 103b06f3e19SAurelien Jarno select SSB_EMBEDDED 104220937b1SHauke Mehrtens select SSB_B43_PCI_BRIDGE if PCI 1052f02c15aSAurelien Jarno select SSB_PCICORE_HOSTMODE if PCI 1061c0c13ebSAurelien Jarno select GENERIC_GPIO 10725e5fb97SAurelien Jarno select SYS_HAS_EARLY_PRINTK 10825e5fb97SAurelien Jarno select CFE 1091c0c13ebSAurelien Jarno help 1101c0c13ebSAurelien Jarno Support for BCM47XX based boards 1111c0c13ebSAurelien Jarno 112e7300d04SMaxime Bizonconfig BCM63XX 113e7300d04SMaxime Bizon bool "Broadcom BCM63XX based boards" 114e7300d04SMaxime Bizon select CEVT_R4K 115e7300d04SMaxime Bizon select CSRC_R4K 116e7300d04SMaxime Bizon select DMA_NONCOHERENT 117e7300d04SMaxime Bizon select IRQ_CPU 118e7300d04SMaxime Bizon select SYS_HAS_CPU_MIPS32_R1 119e7300d04SMaxime Bizon select SYS_SUPPORTS_32BIT_KERNEL 120e7300d04SMaxime Bizon select SYS_SUPPORTS_BIG_ENDIAN 121e7300d04SMaxime Bizon select SYS_HAS_EARLY_PRINTK 122e7300d04SMaxime Bizon select SWAP_IO_SPACE 123e7300d04SMaxime Bizon select ARCH_REQUIRE_GPIOLIB 124e7300d04SMaxime Bizon help 125e7300d04SMaxime Bizon Support for BCM63XX based boards 126e7300d04SMaxime Bizon 1271da177e4SLinus Torvaldsconfig MIPS_COBALT 1283fa986faSMartin Michlmayr bool "Cobalt Server" 12942f77542SRalf Baechle select CEVT_R4K 130940f6b48SRalf Baechle select CSRC_R4K 1311097c6acSYoichi Yuasa select CEVT_GT641XX 1321da177e4SLinus Torvalds select DMA_NONCOHERENT 1331da177e4SLinus Torvalds select HW_HAS_PCI 134d865bea4SRalf Baechle select I8253 1351da177e4SLinus Torvalds select I8259 1361da177e4SLinus Torvalds select IRQ_CPU 137d5ab1a69SYoichi Yuasa select IRQ_GT641XX 138252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 139e25bfc92SYoichi Yuasa select PCI 1407cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 1410a22e0d4SYoichi Yuasa select SYS_HAS_EARLY_PRINTK 142ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 1430e8774b6SFlorian Fainelli select SYS_SUPPORTS_64BIT_KERNEL 1445e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvaldsconfig MACH_DECSTATION 1473fa986faSMartin Michlmayr bool "DECstations" 1481da177e4SLinus Torvalds select BOOT_ELF32 1496457d9fcSYoichi Yuasa select CEVT_DS1287 15042f77542SRalf Baechle select CEVT_R4K 1514247417dSYoichi Yuasa select CSRC_IOASIC 152940f6b48SRalf Baechle select CSRC_R4K 15320d60d99SMaciej W. Rozycki select CPU_DADDI_WORKAROUNDS if 64BIT 15420d60d99SMaciej W. Rozycki select CPU_R4000_WORKAROUNDS if 64BIT 15520d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS if 64BIT 1561da177e4SLinus Torvalds select DMA_NONCOHERENT 157d388d685SMaciej W. Rozycki select NO_IOPORT 1581da177e4SLinus Torvalds select IRQ_CPU 1597cf8053bSRalf Baechle select SYS_HAS_CPU_R3000 1607cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 161ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 162ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1635e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 1641723b4a3SAtsushi Nemoto select SYS_SUPPORTS_128HZ 1651723b4a3SAtsushi Nemoto select SYS_SUPPORTS_256HZ 1661723b4a3SAtsushi Nemoto select SYS_SUPPORTS_1024HZ 1675e83d430SRalf Baechle help 1681da177e4SLinus Torvalds This enables support for DEC's MIPS based workstations. For details 1691da177e4SLinus Torvalds see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 1701da177e4SLinus Torvalds DECstation porting pages on <http://decstation.unix-ag.org/>. 1711da177e4SLinus Torvalds 1721da177e4SLinus Torvalds If you have one of the following DECstation Models you definitely 1731da177e4SLinus Torvalds want to choose R4xx0 for the CPU Type: 1741da177e4SLinus Torvalds 1751da177e4SLinus Torvalds DECstation 5000/50 1761da177e4SLinus Torvalds DECstation 5000/150 1771da177e4SLinus Torvalds DECstation 5000/260 1781da177e4SLinus Torvalds DECsystem 5900/260 1791da177e4SLinus Torvalds 1801da177e4SLinus Torvalds otherwise choose R3000. 1811da177e4SLinus Torvalds 1825e83d430SRalf Baechleconfig MACH_JAZZ 1833fa986faSMartin Michlmayr bool "Jazz family of machines" 1845e83d430SRalf Baechle select ARC 1855e83d430SRalf Baechle select ARC32 1865e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 18742f77542SRalf Baechle select CEVT_R4K 188940f6b48SRalf Baechle select CSRC_R4K 189e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 1905e83d430SRalf Baechle select GENERIC_ISA_DMA 1918a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 192ea202c63SThomas Bogendoerfer select IRQ_CPU 193d865bea4SRalf Baechle select I8253 1945e83d430SRalf Baechle select I8259 1955e83d430SRalf Baechle select ISA 1967cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 1975e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1985e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 1991723b4a3SAtsushi Nemoto select SYS_SUPPORTS_100HZ 2001da177e4SLinus Torvalds help 2015e83d430SRalf Baechle This a family of machines based on the MIPS R4030 chipset which was 2025e83d430SRalf Baechle used by several vendors to build RISC/os and Windows NT workstations. 203692105b8SMatt LaPlante Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 2045e83d430SRalf Baechle Olivetti M700-10 workstations. 2055e83d430SRalf Baechle 2065ebabe59SLars-Peter Clausenconfig MACH_JZ4740 2075ebabe59SLars-Peter Clausen bool "Ingenic JZ4740 based machines" 2085ebabe59SLars-Peter Clausen select SYS_HAS_CPU_MIPS32_R1 2095ebabe59SLars-Peter Clausen select SYS_SUPPORTS_32BIT_KERNEL 2105ebabe59SLars-Peter Clausen select SYS_SUPPORTS_LITTLE_ENDIAN 2115ebabe59SLars-Peter Clausen select DMA_NONCOHERENT 2125ebabe59SLars-Peter Clausen select IRQ_CPU 2135ebabe59SLars-Peter Clausen select GENERIC_GPIO 2145ebabe59SLars-Peter Clausen select ARCH_REQUIRE_GPIOLIB 2155ebabe59SLars-Peter Clausen select SYS_HAS_EARLY_PRINTK 2165ebabe59SLars-Peter Clausen select HAVE_PWM 217ab5330ebSMaurus Cuelenaere select HAVE_CLK 21883bc7692SLars-Peter Clausen select GENERIC_IRQ_CHIP 2195ebabe59SLars-Peter Clausen 220171bb2f1SJohn Crispinconfig LANTIQ 221171bb2f1SJohn Crispin bool "Lantiq based platforms" 222171bb2f1SJohn Crispin select DMA_NONCOHERENT 223171bb2f1SJohn Crispin select IRQ_CPU 224171bb2f1SJohn Crispin select CEVT_R4K 225171bb2f1SJohn Crispin select CSRC_R4K 226171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R1 227171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R2 228171bb2f1SJohn Crispin select SYS_SUPPORTS_BIG_ENDIAN 229171bb2f1SJohn Crispin select SYS_SUPPORTS_32BIT_KERNEL 230171bb2f1SJohn Crispin select SYS_SUPPORTS_MULTITHREADING 231171bb2f1SJohn Crispin select SYS_HAS_EARLY_PRINTK 232171bb2f1SJohn Crispin select ARCH_REQUIRE_GPIOLIB 233171bb2f1SJohn Crispin select SWAP_IO_SPACE 234171bb2f1SJohn Crispin select BOOT_RAW 235171bb2f1SJohn Crispin select HAVE_CLK 236a053ac17SJohn Crispin select MIPS_MACHINE 237171bb2f1SJohn Crispin 2381f21d2bdSBrian Murphyconfig LASAT 2391f21d2bdSBrian Murphy bool "LASAT Networks platforms" 24042f77542SRalf Baechle select CEVT_R4K 241940f6b48SRalf Baechle select CSRC_R4K 2421f21d2bdSBrian Murphy select DMA_NONCOHERENT 2431f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 2441f21d2bdSBrian Murphy select HW_HAS_PCI 245a5ccfe5cSRalf Baechle select IRQ_CPU 2461f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2471f21d2bdSBrian Murphy select MIPS_NILE4 2481f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2491f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2501f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2511f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2521f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2531f21d2bdSBrian Murphy 25485749d24SWu Zhangjinconfig MACH_LOONGSON 25585749d24SWu Zhangjin bool "Loongson family of machines" 256c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 257ade299d8SYoichi Yuasa help 25885749d24SWu Zhangjin This enables the support of Loongson family of machines. 25985749d24SWu Zhangjin 26085749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 26185749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 26285749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 26385749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 264ade299d8SYoichi Yuasa 2651da177e4SLinus Torvaldsconfig MIPS_MALTA 2663fa986faSMartin Michlmayr bool "MIPS Malta board" 26761ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2681da177e4SLinus Torvalds select BOOT_ELF32 269fa71c960SRalf Baechle select BOOT_RAW 27042f77542SRalf Baechle select CEVT_R4K 271940f6b48SRalf Baechle select CSRC_R4K 2721da177e4SLinus Torvalds select DMA_NONCOHERENT 2731da177e4SLinus Torvalds select GENERIC_ISA_DMA 2748a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 275aa414dffSRalf Baechle select IRQ_CPU 27639b8d525SRalf Baechle select IRQ_GIC 2771da177e4SLinus Torvalds select HW_HAS_PCI 278d865bea4SRalf Baechle select I8253 2791da177e4SLinus Torvalds select I8259 2805e83d430SRalf Baechle select MIPS_BOARDS_GEN 2815e83d430SRalf Baechle select MIPS_BONITO64 2829318c51aSChris Dearman select MIPS_CPU_SCACHE 283252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 2845e83d430SRalf Baechle select MIPS_MSC 2851da177e4SLinus Torvalds select SWAP_IO_SPACE 2867cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2877cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 2887cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 2897cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 2907cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 29136a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 292ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 293ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 2945e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 2955e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 2960365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 297f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 2989693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 2991b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 3001da177e4SLinus Torvalds help 301f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 3021da177e4SLinus Torvalds board. 3031da177e4SLinus Torvalds 304c78cbf49SRalf Baechleconfig MIPS_SIM 3053fa986faSMartin Michlmayr bool 'MIPS simulator (MIPSsim)' 30642f77542SRalf Baechle select CEVT_R4K 307940f6b48SRalf Baechle select CSRC_R4K 308c78cbf49SRalf Baechle select DMA_NONCOHERENT 30936a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 310c78cbf49SRalf Baechle select IRQ_CPU 3119267a30dSMarc St-Jean select BOOT_RAW 3127cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 3137cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 31436a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 315c78cbf49SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 316c78cbf49SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 317f6e2373aSRalf Baechle select SYS_SUPPORTS_MULTITHREADING 318c78cbf49SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 319c78cbf49SRalf Baechle help 320c78cbf49SRalf Baechle This option enables support for MIPS Technologies MIPSsim software 321c78cbf49SRalf Baechle emulator. 322c78cbf49SRalf Baechle 323a83860c2SRalf Baechleconfig NEC_MARKEINS 324a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 325a83860c2SRalf Baechle select SOC_EMMA2RH 326a83860c2SRalf Baechle select HW_HAS_PCI 327a83860c2SRalf Baechle help 328a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 329ade299d8SYoichi Yuasa 3305e83d430SRalf Baechleconfig MACH_VR41XX 33174142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 33242f77542SRalf Baechle select CEVT_R4K 333940f6b48SRalf Baechle select CSRC_R4K 3347cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 33527fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 3365e83d430SRalf Baechle 337edb6310aSDaniel Lairdconfig NXP_STB220 338edb6310aSDaniel Laird bool "NXP STB220 board" 339edb6310aSDaniel Laird select SOC_PNX833X 340edb6310aSDaniel Laird help 341edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 342edb6310aSDaniel Laird 343edb6310aSDaniel Lairdconfig NXP_STB225 344edb6310aSDaniel Laird bool "NXP 225 board" 345edb6310aSDaniel Laird select SOC_PNX833X 346edb6310aSDaniel Laird select SOC_PNX8335 347edb6310aSDaniel Laird help 348edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 349edb6310aSDaniel Laird 350ade299d8SYoichi Yuasaconfig PNX8550_JBS 351a92b0588SDaniel Laird bool "NXP PNX8550 based JBS board" 352ade299d8SYoichi Yuasa select PNX8550 353ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 354ade299d8SYoichi Yuasa 355ade299d8SYoichi Yuasaconfig PNX8550_STB810 356a92b0588SDaniel Laird bool "NXP PNX8550 based STB810 board" 357ade299d8SYoichi Yuasa select PNX8550 358ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 359ade299d8SYoichi Yuasa 3609267a30dSMarc St-Jeanconfig PMC_MSP 3619267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3629267a30dSMarc St-Jean depends on EXPERIMENTAL 36339d30c13SAnoop P A select CEVT_R4K 36439d30c13SAnoop P A select CSRC_R4K 3659267a30dSMarc St-Jean select DMA_NONCOHERENT 3669267a30dSMarc St-Jean select SWAP_IO_SPACE 3679267a30dSMarc St-Jean select NO_EXCEPT_FILL 3689267a30dSMarc St-Jean select BOOT_RAW 3699267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3709267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3719267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 3729267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 3739267a30dSMarc St-Jean select IRQ_CPU 3749267a30dSMarc St-Jean select SERIAL_8250 3759267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 3769267a30dSMarc St-Jean help 3779267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 3789267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 3799267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 3809267a30dSMarc St-Jean a variety of MIPS cores. 3819267a30dSMarc St-Jean 3825e83d430SRalf Baechleconfig PMC_YOSEMITE 3833fa986faSMartin Michlmayr bool "PMC-Sierra Yosemite eval board" 38442f77542SRalf Baechle select CEVT_R4K 385940f6b48SRalf Baechle select CSRC_R4K 3865e83d430SRalf Baechle select DMA_COHERENT 3875e83d430SRalf Baechle select HW_HAS_PCI 3885e83d430SRalf Baechle select IRQ_CPU 3895e83d430SRalf Baechle select IRQ_CPU_RM7K 3905e83d430SRalf Baechle select IRQ_CPU_RM9K 3915e83d430SRalf Baechle select SWAP_IO_SPACE 3927cf8053bSRalf Baechle select SYS_HAS_CPU_RM9000 39336a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 3945e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 3955e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 3965e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3975e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 398e73ea273SRalf Baechle select SYS_SUPPORTS_SMP 3995e83d430SRalf Baechle help 4005e83d430SRalf Baechle Yosemite is an evaluation board for the RM9000x2 processor 4015e83d430SRalf Baechle manufactured by PMC-Sierra. 4021da177e4SLinus Torvalds 403a3a0f8c8SDavid VomLehnconfig POWERTV 404a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 405a3a0f8c8SDavid VomLehn select BOOT_ELF32 406a3a0f8c8SDavid VomLehn select CEVT_R4K 407a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 408a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 409a3a0f8c8SDavid VomLehn select CSRC_POWERTV 410a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 411a3a0f8c8SDavid VomLehn select HW_HAS_PCI 412a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 413a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 414a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 415a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 416a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 417a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 418a3a0f8c8SDavid VomLehn help 419a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 420a3a0f8c8SDavid VomLehn 4211da177e4SLinus Torvaldsconfig SGI_IP22 4223fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 4231da177e4SLinus Torvalds select ARC 4241da177e4SLinus Torvalds select ARC32 4251da177e4SLinus Torvalds select BOOT_ELF32 42642f77542SRalf Baechle select CEVT_R4K 427940f6b48SRalf Baechle select CSRC_R4K 428e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4291da177e4SLinus Torvalds select DMA_NONCOHERENT 4305e83d430SRalf Baechle select HW_HAS_EISA 431d865bea4SRalf Baechle select I8253 43268de4803SThomas Bogendoerfer select I8259 4331da177e4SLinus Torvalds select IP22_CPU_SCACHE 4341da177e4SLinus Torvalds select IRQ_CPU 435aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 436e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 437e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 43836e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 439e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 440e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 441e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4421da177e4SLinus Torvalds select SWAP_IO_SPACE 4437cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4447cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4452b5e63f6SMartin Michlmayr # 4462b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4472b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4482b5e63f6SMartin Michlmayr # 4492b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4502b5e63f6SMartin Michlmayr # for a more details discussion 4512b5e63f6SMartin Michlmayr # 4522b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 453ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 454ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4555e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4561da177e4SLinus Torvalds help 4571da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4581da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4591da177e4SLinus Torvalds that runs on these, say Y here. 4601da177e4SLinus Torvalds 4611da177e4SLinus Torvaldsconfig SGI_IP27 4623fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4631da177e4SLinus Torvalds select ARC 4641da177e4SLinus Torvalds select ARC64 4655e83d430SRalf Baechle select BOOT_ELF64 466e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 467634286f1SRalf Baechle select DMA_COHERENT 46836a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4691da177e4SLinus Torvalds select HW_HAS_PCI 470130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4717cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 472ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4735e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 474d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4751a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4761da177e4SLinus Torvalds help 4771da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4781da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4791da177e4SLinus Torvalds here. 4801da177e4SLinus Torvalds 481e2defae5SThomas Bogendoerferconfig SGI_IP28 482e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 483e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 484e2defae5SThomas Bogendoerfer select ARC 485e2defae5SThomas Bogendoerfer select ARC64 486e2defae5SThomas Bogendoerfer select BOOT_ELF64 487e2defae5SThomas Bogendoerfer select CEVT_R4K 488e2defae5SThomas Bogendoerfer select CSRC_R4K 489e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 490e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 491e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 492e2defae5SThomas Bogendoerfer select IRQ_CPU 493e2defae5SThomas Bogendoerfer select HW_HAS_EISA 494e2defae5SThomas Bogendoerfer select I8253 495e2defae5SThomas Bogendoerfer select I8259 496e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 497e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 4985b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 499e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 500e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 501e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 502e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 503e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 5042b5e63f6SMartin Michlmayr # 5052b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 5062b5e63f6SMartin Michlmayr # memory during early boot on some machines. 5072b5e63f6SMartin Michlmayr # 5082b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 5092b5e63f6SMartin Michlmayr # for a more details discussion 5102b5e63f6SMartin Michlmayr # 5112b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 512e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 513e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 514e2defae5SThomas Bogendoerfer help 515e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 516e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 517e2defae5SThomas Bogendoerfer 5181da177e4SLinus Torvaldsconfig SGI_IP32 519cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 5201da177e4SLinus Torvalds select ARC 5211da177e4SLinus Torvalds select ARC32 5221da177e4SLinus Torvalds select BOOT_ELF32 52342f77542SRalf Baechle select CEVT_R4K 524940f6b48SRalf Baechle select CSRC_R4K 5251da177e4SLinus Torvalds select DMA_NONCOHERENT 5261da177e4SLinus Torvalds select HW_HAS_PCI 527dd67b155SRalf Baechle select IRQ_CPU 5281da177e4SLinus Torvalds select R5000_CPU_SCACHE 5291da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5307cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5317cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5327cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 533dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 534ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5355e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5361da177e4SLinus Torvalds help 5371da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5381da177e4SLinus Torvalds 539ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 540ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5415e83d430SRalf Baechle depends on EXPERIMENTAL 5425e83d430SRalf Baechle select BOOT_ELF32 5435e83d430SRalf Baechle select DMA_COHERENT 5445e83d430SRalf Baechle select SIBYTE_BCM1120 5455e83d430SRalf Baechle select SWAP_IO_SPACE 5467cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5475e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5485e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5495e83d430SRalf Baechle 550ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 551ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5525e83d430SRalf Baechle depends on EXPERIMENTAL 5535e83d430SRalf Baechle select BOOT_ELF32 5545e83d430SRalf Baechle select DMA_COHERENT 5555e83d430SRalf Baechle select SIBYTE_BCM1120 5565e83d430SRalf Baechle select SWAP_IO_SPACE 5577cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5585e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5595e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5605e83d430SRalf Baechle 5615e83d430SRalf Baechleconfig SIBYTE_CRHONE 5623fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5635e83d430SRalf Baechle depends on EXPERIMENTAL 5645e83d430SRalf Baechle select BOOT_ELF32 5655e83d430SRalf Baechle select DMA_COHERENT 5665e83d430SRalf Baechle select SIBYTE_BCM1125 5675e83d430SRalf Baechle select SWAP_IO_SPACE 5687cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5695e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5705e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5715e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5725e83d430SRalf Baechle 573ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 574ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 575ade299d8SYoichi Yuasa depends on EXPERIMENTAL 576ade299d8SYoichi Yuasa select BOOT_ELF32 577ade299d8SYoichi Yuasa select DMA_COHERENT 578ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 579ade299d8SYoichi Yuasa select SWAP_IO_SPACE 580ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 581ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 582ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 583ade299d8SYoichi Yuasa 584ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 585ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 586ade299d8SYoichi Yuasa select BOOT_ELF32 587ade299d8SYoichi Yuasa select DMA_COHERENT 588fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 589ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 590ade299d8SYoichi Yuasa select SIBYTE_SB1250 591ade299d8SYoichi Yuasa select SWAP_IO_SPACE 592ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 593ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 594ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 595ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 596cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 597ade299d8SYoichi Yuasa 598ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 599ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 600ade299d8SYoichi Yuasa depends on EXPERIMENTAL 601ade299d8SYoichi Yuasa select BOOT_ELF32 602ade299d8SYoichi Yuasa select DMA_COHERENT 603fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 604ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 605ade299d8SYoichi Yuasa select SIBYTE_SB1250 606ade299d8SYoichi Yuasa select SWAP_IO_SPACE 607ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 608ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 609ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 610ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 611ade299d8SYoichi Yuasa 612ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 613ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 614ade299d8SYoichi Yuasa depends on EXPERIMENTAL 615ade299d8SYoichi Yuasa select BOOT_ELF32 616ade299d8SYoichi Yuasa select DMA_COHERENT 617ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 618ade299d8SYoichi Yuasa select SIBYTE_SB1250 619ade299d8SYoichi Yuasa select SWAP_IO_SPACE 620ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 621ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 622ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 623ade299d8SYoichi Yuasa 624ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 625ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 626ade299d8SYoichi Yuasa select BOOT_ELF32 627ade299d8SYoichi Yuasa select DMA_COHERENT 628ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 629ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 630ade299d8SYoichi Yuasa select SWAP_IO_SPACE 631ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 632ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 633651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 634ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 635cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 636ade299d8SYoichi Yuasa 63714b36af4SThomas Bogendoerferconfig SNI_RM 63814b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6394a0312fcSThomas Bogendoerfer select ARC if CPU_LITTLE_ENDIAN 6404a0312fcSThomas Bogendoerfer select ARC32 if CPU_LITTLE_ENDIAN 641231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 6425e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6435e83d430SRalf Baechle select BOOT_ELF32 64442f77542SRalf Baechle select CEVT_R4K 645940f6b48SRalf Baechle select CSRC_R4K 646e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6475e83d430SRalf Baechle select DMA_NONCOHERENT 6485e83d430SRalf Baechle select GENERIC_ISA_DMA 6498a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 6505e83d430SRalf Baechle select HW_HAS_EISA 6515e83d430SRalf Baechle select HW_HAS_PCI 652c066a32aSThomas Bogendoerfer select IRQ_CPU 653d865bea4SRalf Baechle select I8253 6545e83d430SRalf Baechle select I8259 6555e83d430SRalf Baechle select ISA 6564a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6577cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6584a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 659c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6604a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 66136a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 662ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6635e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6644a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6655e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6665e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6671da177e4SLinus Torvalds help 66814b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 66914b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6705e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6715e83d430SRalf Baechle support this machine type. 6721da177e4SLinus Torvalds 673edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 674edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6755e83d430SRalf Baechle 676edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 677edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 67823fbee9dSRalf Baechle 67973b4390fSRalf Baechleconfig MIKROTIK_RB532 68073b4390fSRalf Baechle bool "Mikrotik RB532 boards" 68173b4390fSRalf Baechle select CEVT_R4K 68273b4390fSRalf Baechle select CSRC_R4K 68373b4390fSRalf Baechle select DMA_NONCOHERENT 68473b4390fSRalf Baechle select HW_HAS_PCI 68573b4390fSRalf Baechle select IRQ_CPU 68673b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 68773b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 68873b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 68973b4390fSRalf Baechle select SWAP_IO_SPACE 69073b4390fSRalf Baechle select BOOT_RAW 691d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 69273b4390fSRalf Baechle help 69373b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 69473b4390fSRalf Baechle based on the IDT RC32434 SoC. 69573b4390fSRalf Baechle 696ade299d8SYoichi Yuasaconfig WR_PPMC 697ade299d8SYoichi Yuasa bool "Wind River PPMC board" 69842f77542SRalf Baechle select CEVT_R4K 699940f6b48SRalf Baechle select CSRC_R4K 700ade299d8SYoichi Yuasa select IRQ_CPU 701ade299d8SYoichi Yuasa select BOOT_ELF32 702ade299d8SYoichi Yuasa select DMA_NONCOHERENT 703ade299d8SYoichi Yuasa select HW_HAS_PCI 704ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 705ade299d8SYoichi Yuasa select SWAP_IO_SPACE 706ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 707ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 708ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 709ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 710ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 711ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 712ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 713ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 714ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 715ade299d8SYoichi Yuasa help 716ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 717ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 718ade299d8SYoichi Yuasa 719a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 720c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 721a86c7f72SDavid Daney select CEVT_R4K 722a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 723a86c7f72SDavid Daney select DMA_COHERENT 724a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 725a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 726a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 727773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7285e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 729465aaed0SDavid Daney select HOLES_IN_ZONE 730a86c7f72SDavid Daney help 731a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 732a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 733a86c7f72SDavid Daney hardware. 734a86c7f72SDavid Daney 735a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 736c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 737a86c7f72SDavid Daney select CEVT_R4K 738a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 739a86c7f72SDavid Daney select DMA_COHERENT 740a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 741a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 742a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 743773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 744a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7455e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 746a86c7f72SDavid Daney select SWAP_IO_SPACE 747e8635b48SDavid Daney select HW_HAS_PCI 748e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 749f00e001eSDavid Daney select ZONE_DMA32 750340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 751340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 752465aaed0SDavid Daney select HOLES_IN_ZONE 753a86c7f72SDavid Daney help 754a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 755a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 756a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 757a86c7f72SDavid Daney Some of the supported boards are: 758a86c7f72SDavid Daney EBT3000 759a86c7f72SDavid Daney EBH3000 760a86c7f72SDavid Daney EBH3100 761a86c7f72SDavid Daney Thunder 762a86c7f72SDavid Daney Kodama 763a86c7f72SDavid Daney Hikari 764a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 765a86c7f72SDavid Daney 7667f058e85SJayachandran Cconfig NLM_XLR_BOARD 7677f058e85SJayachandran C bool "Netlogic XLR/XLS based systems" 7687f058e85SJayachandran C depends on EXPERIMENTAL 7697f058e85SJayachandran C select BOOT_ELF32 7707f058e85SJayachandran C select NLM_COMMON 7717f058e85SJayachandran C select NLM_XLR 7727f058e85SJayachandran C select SYS_HAS_CPU_XLR 7737f058e85SJayachandran C select SYS_SUPPORTS_SMP 7747f058e85SJayachandran C select HW_HAS_PCI 7757f058e85SJayachandran C select SWAP_IO_SPACE 7767f058e85SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 7777f058e85SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 7787f058e85SJayachandran C select 64BIT_PHYS_ADDR 7797f058e85SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 7807f058e85SJayachandran C select SYS_SUPPORTS_HIGHMEM 7817f058e85SJayachandran C select DMA_COHERENT 7827f058e85SJayachandran C select NR_CPUS_DEFAULT_32 7837f058e85SJayachandran C select CEVT_R4K 7847f058e85SJayachandran C select CSRC_R4K 7857f058e85SJayachandran C select IRQ_CPU 7867f058e85SJayachandran C select ZONE_DMA if 64BIT 7877f058e85SJayachandran C select SYNC_R4K 7887f058e85SJayachandran C select SYS_HAS_EARLY_PRINTK 7897f058e85SJayachandran C help 7907f058e85SJayachandran C Support for systems based on Netlogic XLR and XLS processors. 7917f058e85SJayachandran C Say Y here if you have a XLR or XLS based board. 7927f058e85SJayachandran C 7931da177e4SLinus Torvaldsendchoice 7941da177e4SLinus Torvalds 795e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 796d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 797e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 7985e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 7995ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 8008ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig" 8011f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 8025e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig" 803a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 80429c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 80538b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 80622b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 8075e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 808a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 80985749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 8107f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig" 81138b18f72SRalf Baechle 8125e83d430SRalf Baechleendmenu 8135e83d430SRalf Baechle 8141da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 8151da177e4SLinus Torvalds bool 8161da177e4SLinus Torvalds default y 8171da177e4SLinus Torvalds 8181da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 8191da177e4SLinus Torvalds bool 8201da177e4SLinus Torvalds 821f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 822f0d1b0b3SDavid Howells bool 823f0d1b0b3SDavid Howells default n 824f0d1b0b3SDavid Howells 825f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 826f0d1b0b3SDavid Howells bool 827f0d1b0b3SDavid Howells default n 828f0d1b0b3SDavid Howells 82900a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE 83000a58253SRalf Baechle bool 83100a58253SRalf Baechle default y if !MIPS_MT_SMTC 83200a58253SRalf Baechle 8333c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 8343c9ee7efSAkinobu Mita bool 8353c9ee7efSAkinobu Mita default y 8363c9ee7efSAkinobu Mita 8371da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 8381da177e4SLinus Torvalds bool 8391da177e4SLinus Torvalds default y 8401da177e4SLinus Torvalds 8417bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 8427bcf7717SRalf Baechle bool 8437bcf7717SRalf Baechle default y 8447bcf7717SRalf Baechle 845f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 846f5ff0a28SRalf Baechle bool 847f5ff0a28SRalf Baechle default y 848f5ff0a28SRalf Baechle 849ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8501cc89038SAtsushi Nemoto bool 8511cc89038SAtsushi Nemoto default y 8521cc89038SAtsushi Nemoto 8531da177e4SLinus Torvalds# 8541da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8551da177e4SLinus Torvalds# 8561da177e4SLinus Torvaldsconfig ARC 8571da177e4SLinus Torvalds bool 8581da177e4SLinus Torvalds 85961ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 86061ed242dSRalf Baechle bool 86161ed242dSRalf Baechle 8629267a30dSMarc St-Jeanconfig BOOT_RAW 8639267a30dSMarc St-Jean bool 8649267a30dSMarc St-Jean 865217dd11eSRalf Baechleconfig CEVT_BCM1480 866217dd11eSRalf Baechle bool 867217dd11eSRalf Baechle 8686457d9fcSYoichi Yuasaconfig CEVT_DS1287 8696457d9fcSYoichi Yuasa bool 8706457d9fcSYoichi Yuasa 8711097c6acSYoichi Yuasaconfig CEVT_GT641XX 8721097c6acSYoichi Yuasa bool 8731097c6acSYoichi Yuasa 874779e7d41SManuel Laussconfig CEVT_R4K_LIB 875779e7d41SManuel Lauss bool 876779e7d41SManuel Lauss 87742f77542SRalf Baechleconfig CEVT_R4K 878779e7d41SManuel Lauss select CEVT_R4K_LIB 87942f77542SRalf Baechle bool 88042f77542SRalf Baechle 881217dd11eSRalf Baechleconfig CEVT_SB1250 882217dd11eSRalf Baechle bool 883217dd11eSRalf Baechle 884229f773eSAtsushi Nemotoconfig CEVT_TXX9 885229f773eSAtsushi Nemoto bool 886229f773eSAtsushi Nemoto 887217dd11eSRalf Baechleconfig CSRC_BCM1480 888217dd11eSRalf Baechle bool 889217dd11eSRalf Baechle 8904247417dSYoichi Yuasaconfig CSRC_IOASIC 8914247417dSYoichi Yuasa bool 8924247417dSYoichi Yuasa 893a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 894a3a0f8c8SDavid VomLehn bool 895a3a0f8c8SDavid VomLehn 896779e7d41SManuel Laussconfig CSRC_R4K_LIB 897779e7d41SManuel Lauss bool 898779e7d41SManuel Lauss 899940f6b48SRalf Baechleconfig CSRC_R4K 900779e7d41SManuel Lauss select CSRC_R4K_LIB 901940f6b48SRalf Baechle bool 902940f6b48SRalf Baechle 903217dd11eSRalf Baechleconfig CSRC_SB1250 904217dd11eSRalf Baechle bool 905217dd11eSRalf Baechle 906a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 907a9aec7feSAtsushi Nemoto select GENERIC_GPIO 9087444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 909a9aec7feSAtsushi Nemoto bool 910a9aec7feSAtsushi Nemoto 911df78b5c8SAurelien Jarnoconfig CFE 912df78b5c8SAurelien Jarno bool 913df78b5c8SAurelien Jarno 9144bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT 9154bafad92SFUJITA Tomonori def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT 9164bafad92SFUJITA Tomonori 9171da177e4SLinus Torvaldsconfig DMA_COHERENT 9181da177e4SLinus Torvalds bool 9191da177e4SLinus Torvalds 9201da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 9211da177e4SLinus Torvalds bool 922e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 9234ce588cdSRalf Baechle 924e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 9254ce588cdSRalf Baechle bool 9261da177e4SLinus Torvalds 92736a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 9281da177e4SLinus Torvalds bool 9291da177e4SLinus Torvalds 930dbb74540SRalf Baechleconfig HOTPLUG_CPU 9311b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 9321b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 9331b2bc75cSRalf Baechle help 9341b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 9351b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 9361b2bc75cSRalf Baechle (Note: power management support will enable this option 9371b2bc75cSRalf Baechle automatically on SMP systems. ) 9381b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 9391b2bc75cSRalf Baechle 9401b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 941dbb74540SRalf Baechle bool 942dbb74540SRalf Baechle 9431da177e4SLinus Torvaldsconfig I8259 9441da177e4SLinus Torvalds bool 9451da177e4SLinus Torvalds 9461da177e4SLinus Torvaldsconfig MIPS_BONITO64 9471da177e4SLinus Torvalds bool 9481da177e4SLinus Torvalds 9491da177e4SLinus Torvaldsconfig MIPS_MSC 9501da177e4SLinus Torvalds bool 9511da177e4SLinus Torvalds 9521f21d2bdSBrian Murphyconfig MIPS_NILE4 9531f21d2bdSBrian Murphy bool 9541f21d2bdSBrian Murphy 9551da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9561da177e4SLinus Torvalds bool 9571da177e4SLinus Torvalds 95839b8d525SRalf Baechleconfig SYNC_R4K 95939b8d525SRalf Baechle bool 96039b8d525SRalf Baechle 961487d70d0SGabor Juhosconfig MIPS_MACHINE 962487d70d0SGabor Juhos def_bool n 963487d70d0SGabor Juhos 964d388d685SMaciej W. Rozyckiconfig NO_IOPORT 965d388d685SMaciej W. Rozycki def_bool n 966d388d685SMaciej W. Rozycki 9678313da30SRalf Baechleconfig GENERIC_ISA_DMA 9688313da30SRalf Baechle bool 9698313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 970a35bee8aSNamhyung Kim select ISA_DMA_API 9718313da30SRalf Baechle 972aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 973aa414dffSRalf Baechle bool 9748313da30SRalf Baechle select GENERIC_ISA_DMA 975aa414dffSRalf Baechle 976a35bee8aSNamhyung Kimconfig ISA_DMA_API 977a35bee8aSNamhyung Kim bool 978a35bee8aSNamhyung Kim 97909663335SYoichi Yuasaconfig GENERIC_GPIO 98009663335SYoichi Yuasa bool 98109663335SYoichi Yuasa 982465aaed0SDavid Daneyconfig HOLES_IN_ZONE 983465aaed0SDavid Daney bool 984465aaed0SDavid Daney 9855e83d430SRalf Baechle# 9863cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9875e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9885e83d430SRalf Baechle# choice statement should be more obvious to the user. 9895e83d430SRalf Baechle# 9905e83d430SRalf Baechlechoice 9915e83d430SRalf Baechle prompt "Endianess selection" 9921da177e4SLinus Torvalds help 9931da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9945e83d430SRalf Baechle byte order. These modes require different kernels and a different 9953cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9965e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9973dde6ad8SDavid Sterba one or the other endianness. 9985e83d430SRalf Baechle 9995e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 10005e83d430SRalf Baechle bool "Big endian" 10015e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 10025e83d430SRalf Baechle 10035e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 10045e83d430SRalf Baechle bool "Little endian" 10055e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 10065e83d430SRalf Baechle help 10075e83d430SRalf Baechle 10085e83d430SRalf Baechleendchoice 10095e83d430SRalf Baechle 101022b0763aSDavid Daneyconfig EXPORT_UASM 101122b0763aSDavid Daney bool 101222b0763aSDavid Daney 10132116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 10142116245eSRalf Baechle bool 10152116245eSRalf Baechle 10165e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 10175e83d430SRalf Baechle bool 10185e83d430SRalf Baechle 10195e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 10205e83d430SRalf Baechle bool 10211da177e4SLinus Torvalds 10229cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 10239cffd154SDavid Daney bool 10249cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 10259cffd154SDavid Daney default y 10269cffd154SDavid Daney 10271da177e4SLinus Torvaldsconfig IRQ_CPU 10281da177e4SLinus Torvalds bool 10291da177e4SLinus Torvalds 10301da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 10311da177e4SLinus Torvalds bool 10321da177e4SLinus Torvalds 10335e83d430SRalf Baechleconfig IRQ_CPU_RM9K 10345e83d430SRalf Baechle bool 10355e83d430SRalf Baechle 10369267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 10379267a30dSMarc St-Jean bool 10389267a30dSMarc St-Jean 10399267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 10409267a30dSMarc St-Jean bool 10419267a30dSMarc St-Jean 10428420fd00SAtsushi Nemotoconfig IRQ_TXX9 10438420fd00SAtsushi Nemoto bool 10448420fd00SAtsushi Nemoto 1045d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 1046d5ab1a69SYoichi Yuasa bool 1047d5ab1a69SYoichi Yuasa 104839b8d525SRalf Baechleconfig IRQ_GIC 104939b8d525SRalf Baechle bool 105039b8d525SRalf Baechle 10511da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 10521da177e4SLinus Torvalds bool 10531da177e4SLinus Torvalds 1054252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10551da177e4SLinus Torvalds bool 10561da177e4SLinus Torvalds 10579267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10589267a30dSMarc St-Jean bool 10599267a30dSMarc St-Jean 1060663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 1061663c3d90Sthomas@koeller.dyndns.org bool 1062663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 1063663c3d90Sthomas@koeller.dyndns.org 1064a83860c2SRalf Baechleconfig SOC_EMMA2RH 1065a83860c2SRalf Baechle bool 1066a83860c2SRalf Baechle select CEVT_R4K 1067a83860c2SRalf Baechle select CSRC_R4K 1068a83860c2SRalf Baechle select DMA_NONCOHERENT 1069a83860c2SRalf Baechle select IRQ_CPU 1070a83860c2SRalf Baechle select SWAP_IO_SPACE 1071a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1072a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1073a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1074a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1075a83860c2SRalf Baechle 1076edb6310aSDaniel Lairdconfig SOC_PNX833X 1077edb6310aSDaniel Laird bool 1078edb6310aSDaniel Laird select CEVT_R4K 1079edb6310aSDaniel Laird select CSRC_R4K 1080edb6310aSDaniel Laird select IRQ_CPU 1081edb6310aSDaniel Laird select DMA_NONCOHERENT 1082edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1083edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1084edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1085edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1086edb6310aSDaniel Laird select GENERIC_GPIO 1087edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1088edb6310aSDaniel Laird 1089edb6310aSDaniel Lairdconfig SOC_PNX8335 1090edb6310aSDaniel Laird bool 1091edb6310aSDaniel Laird select SOC_PNX833X 1092edb6310aSDaniel Laird 1093bdf21b18SPete Popovconfig PNX8550 1094bdf21b18SPete Popov bool 1095bdf21b18SPete Popov select SOC_PNX8550 1096bdf21b18SPete Popov 1097bdf21b18SPete Popovconfig SOC_PNX8550 1098bdf21b18SPete Popov bool 1099bdf21b18SPete Popov select DMA_NONCOHERENT 1100bdf21b18SPete Popov select HW_HAS_PCI 1101b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 110236a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 11037cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 11044ead1681SFlorian Fainelli select GENERIC_GPIO 1105bdf21b18SPete Popov 11061da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 11071da177e4SLinus Torvalds bool 11081da177e4SLinus Torvalds 1109663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1110663c3d90Sthomas@koeller.dyndns.org bool 1111663c3d90Sthomas@koeller.dyndns.org 1112e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1113e2defae5SThomas Bogendoerfer bool 1114e2defae5SThomas Bogendoerfer 11155b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 11165b438c44SThomas Bogendoerfer bool 11175b438c44SThomas Bogendoerfer 1118e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1119e2defae5SThomas Bogendoerfer bool 1120e2defae5SThomas Bogendoerfer 1121e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1122e2defae5SThomas Bogendoerfer bool 1123e2defae5SThomas Bogendoerfer 1124e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1125e2defae5SThomas Bogendoerfer bool 1126e2defae5SThomas Bogendoerfer 1127e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1128e2defae5SThomas Bogendoerfer bool 1129e2defae5SThomas Bogendoerfer 1130e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1131e2defae5SThomas Bogendoerfer bool 1132e2defae5SThomas Bogendoerfer 11335e83d430SRalf Baechleconfig ARC32 11345e83d430SRalf Baechle bool 11355e83d430SRalf Baechle 1136231a35d3SThomas Bogendoerferconfig SNIPROM 1137231a35d3SThomas Bogendoerfer bool 1138231a35d3SThomas Bogendoerfer 11391da177e4SLinus Torvaldsconfig BOOT_ELF32 11401da177e4SLinus Torvalds bool 11411da177e4SLinus Torvalds 11421da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 11431da177e4SLinus Torvalds int 1144c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 11450db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1146a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 11471da177e4SLinus Torvalds default "5" 11481da177e4SLinus Torvalds 11491da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 11501da177e4SLinus Torvalds bool 11511da177e4SLinus Torvalds 11521da177e4SLinus Torvaldsconfig ARC_CONSOLE 11531da177e4SLinus Torvalds bool "ARC console support" 1154e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11551da177e4SLinus Torvalds 11561da177e4SLinus Torvaldsconfig ARC_MEMORY 11571da177e4SLinus Torvalds bool 115814b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11591da177e4SLinus Torvalds default y 11601da177e4SLinus Torvalds 11611da177e4SLinus Torvaldsconfig ARC_PROMLIB 11621da177e4SLinus Torvalds bool 1163e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11641da177e4SLinus Torvalds default y 11651da177e4SLinus Torvalds 11661da177e4SLinus Torvaldsconfig ARC64 11671da177e4SLinus Torvalds bool 11681da177e4SLinus Torvalds 11691da177e4SLinus Torvaldsconfig BOOT_ELF64 11701da177e4SLinus Torvalds bool 11711da177e4SLinus Torvalds 11721da177e4SLinus Torvaldsmenu "CPU selection" 11731da177e4SLinus Torvalds 11741da177e4SLinus Torvaldschoice 11751da177e4SLinus Torvalds prompt "CPU type" 11761da177e4SLinus Torvalds default CPU_R4X00 11771da177e4SLinus Torvalds 11783702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11793702bba5SWu Zhangjin bool "Loongson 2E" 11803702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11813702bba5SWu Zhangjin select CPU_LOONGSON2 11822a21c730SFuxin Zhang help 11832a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11842a21c730SFuxin Zhang with many extensions. 11852a21c730SFuxin Zhang 118625985edcSLucas De Marchi It has an internal FPGA northbridge, which is compatible to 11876f7a251aSWu Zhangjin bonito64. 11886f7a251aSWu Zhangjin 11896f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11906f7a251aSWu Zhangjin bool "Loongson 2F" 11916f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11926f7a251aSWu Zhangjin select CPU_LOONGSON2 1193c197da91SArnaud Patard select GENERIC_GPIO 1194c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11956f7a251aSWu Zhangjin help 11966f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11976f7a251aSWu Zhangjin with many extensions. 11986f7a251aSWu Zhangjin 11996f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 12006f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 12016f7a251aSWu Zhangjin Loongson2E. 12026f7a251aSWu Zhangjin 12036e760c8dSRalf Baechleconfig CPU_MIPS32_R1 12046e760c8dSRalf Baechle bool "MIPS32 Release 1" 12057cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 12066e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1207797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1208ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12096e760c8dSRalf Baechle help 12105e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 12111e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12121e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12131e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12141e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12151e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 12161e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 12171e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 12181e5f1caaSRalf Baechle performance. 12191e5f1caaSRalf Baechle 12201e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 12211e5f1caaSRalf Baechle bool "MIPS32 Release 2" 12227cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 12231e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1224797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1225ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12261e5f1caaSRalf Baechle help 12275e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 12286e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12296e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12306e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12316e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12321da177e4SLinus Torvalds 12336e760c8dSRalf Baechleconfig CPU_MIPS64_R1 12346e760c8dSRalf Baechle bool "MIPS64 Release 1" 12357cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1236797798c1SRalf Baechle select CPU_HAS_PREFETCH 1237ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1238ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1239ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12409cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12416e760c8dSRalf Baechle help 12426e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 12436e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12446e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12456e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12466e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12471e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 12481e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 12491e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 12501e5f1caaSRalf Baechle performance. 12511e5f1caaSRalf Baechle 12521e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12531e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12547cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1255797798c1SRalf Baechle select CPU_HAS_PREFETCH 12561e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12571e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1258ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12599cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12601e5f1caaSRalf Baechle help 12611e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12621e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12631e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12641e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12651e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12661da177e4SLinus Torvalds 12671da177e4SLinus Torvaldsconfig CPU_R3000 12681da177e4SLinus Torvalds bool "R3000" 12697cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1270f7062ddbSRalf Baechle select CPU_HAS_WB 1271ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1272797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12731da177e4SLinus Torvalds help 12741da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12751da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12761da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12771da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12781da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12791da177e4SLinus Torvalds try to recompile with R3000. 12801da177e4SLinus Torvalds 12811da177e4SLinus Torvaldsconfig CPU_TX39XX 12821da177e4SLinus Torvalds bool "R39XX" 12837cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1284ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12851da177e4SLinus Torvalds 12861da177e4SLinus Torvaldsconfig CPU_VR41XX 12871da177e4SLinus Torvalds bool "R41xx" 12887cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1289ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1290ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12911da177e4SLinus Torvalds help 12925e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12931da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12941da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12951da177e4SLinus Torvalds processor or vice versa. 12961da177e4SLinus Torvalds 12971da177e4SLinus Torvaldsconfig CPU_R4300 12981da177e4SLinus Torvalds bool "R4300" 12997cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1300ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1301ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13021da177e4SLinus Torvalds help 13031da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 13041da177e4SLinus Torvalds 13051da177e4SLinus Torvaldsconfig CPU_R4X00 13061da177e4SLinus Torvalds bool "R4x00" 13077cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1308ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1309ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13101da177e4SLinus Torvalds help 13111da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 13121da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 13131da177e4SLinus Torvalds 13141da177e4SLinus Torvaldsconfig CPU_TX49XX 13151da177e4SLinus Torvalds bool "R49XX" 13167cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1317de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1318ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1319ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13201da177e4SLinus Torvalds 13211da177e4SLinus Torvaldsconfig CPU_R5000 13221da177e4SLinus Torvalds bool "R5000" 13237cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1324ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1325ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13261da177e4SLinus Torvalds help 13271da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 13281da177e4SLinus Torvalds 13291da177e4SLinus Torvaldsconfig CPU_R5432 13301da177e4SLinus Torvalds bool "R5432" 13317cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 13325e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 13335e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 13341da177e4SLinus Torvalds 1335542c1020SShinya Kuribayashiconfig CPU_R5500 1336542c1020SShinya Kuribayashi bool "R5500" 1337542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1338542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1339542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 13409cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1341542c1020SShinya Kuribayashi help 1342542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1343542c1020SShinya Kuribayashi instruction set. 1344542c1020SShinya Kuribayashi 13451da177e4SLinus Torvaldsconfig CPU_R6000 13461da177e4SLinus Torvalds bool "R6000" 1347ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13487cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1349ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13501da177e4SLinus Torvalds help 13511da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1352c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13531da177e4SLinus Torvalds 13541da177e4SLinus Torvaldsconfig CPU_NEVADA 13551da177e4SLinus Torvalds bool "RM52xx" 13567cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1357ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1358ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13591da177e4SLinus Torvalds help 13601da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13611da177e4SLinus Torvalds 13621da177e4SLinus Torvaldsconfig CPU_R8000 13631da177e4SLinus Torvalds bool "R8000" 1364ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13657cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13665e83d430SRalf Baechle select CPU_HAS_PREFETCH 1367ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13681da177e4SLinus Torvalds help 13691da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13701da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13711da177e4SLinus Torvalds 13721da177e4SLinus Torvaldsconfig CPU_R10000 13731da177e4SLinus Torvalds bool "R10000" 13747cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13755e83d430SRalf Baechle select CPU_HAS_PREFETCH 1376ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1377ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1378797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13791da177e4SLinus Torvalds help 13801da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13811da177e4SLinus Torvalds 13821da177e4SLinus Torvaldsconfig CPU_RM7000 13831da177e4SLinus Torvalds bool "RM7000" 13847cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13855e83d430SRalf Baechle select CPU_HAS_PREFETCH 1386ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1387ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1388797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13891da177e4SLinus Torvalds 13901da177e4SLinus Torvaldsconfig CPU_RM9000 13911da177e4SLinus Torvalds bool "RM9000" 13927cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 13935e83d430SRalf Baechle select CPU_HAS_PREFETCH 1394ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1395ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1396797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13970004a9dfSRalf Baechle select WEAK_ORDERING 13981da177e4SLinus Torvalds 13991da177e4SLinus Torvaldsconfig CPU_SB1 14001da177e4SLinus Torvalds bool "SB1" 14017cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1402ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1403ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1404797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 14050004a9dfSRalf Baechle select WEAK_ORDERING 14061da177e4SLinus Torvalds 1407a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1408a86c7f72SDavid Daney bool "Cavium Octeon processor" 14095e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1410a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1411a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1412a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1413a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1414a86c7f72SDavid Daney select WEAK_ORDERING 1415a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 14169cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1417a86c7f72SDavid Daney help 1418a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1419a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1420a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1421a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1422a86c7f72SDavid Daney 1423c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1424c1c0c461SKevin Cernekee bool "BMIPS3300" 1425c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 1426c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1427c1c0c461SKevin Cernekee select IRQ_CPU 1428c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1429c1c0c461SKevin Cernekee select SYS_SUPPORTS_32BIT_KERNEL 1430c1c0c461SKevin Cernekee select WEAK_ORDERING 1431c1c0c461SKevin Cernekee help 1432c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1433c1c0c461SKevin Cernekee 1434c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1435c1c0c461SKevin Cernekee bool "BMIPS4350" 1436c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 1437c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1438c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1439c1c0c461SKevin Cernekee select IRQ_CPU 1440c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1441c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1442c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1443c1c0c461SKevin Cernekee select WEAK_ORDERING 1444c1c0c461SKevin Cernekee help 1445c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1446c1c0c461SKevin Cernekee 1447c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1448c1c0c461SKevin Cernekee bool "BMIPS4380" 1449c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 1450c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1451c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1452c1c0c461SKevin Cernekee select IRQ_CPU 1453c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1454c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1455c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1456c1c0c461SKevin Cernekee select WEAK_ORDERING 1457c1c0c461SKevin Cernekee help 1458c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1459c1c0c461SKevin Cernekee 1460c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1461c1c0c461SKevin Cernekee bool "BMIPS5000" 1462c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 1463c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1464c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 1465c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1466c1c0c461SKevin Cernekee select IRQ_CPU 1467c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1468c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1469c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1470c1c0c461SKevin Cernekee select WEAK_ORDERING 1471c1c0c461SKevin Cernekee help 1472c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1473c1c0c461SKevin Cernekee 14747f058e85SJayachandran Cconfig CPU_XLR 14757f058e85SJayachandran C bool "Netlogic XLR SoC" 14767f058e85SJayachandran C depends on SYS_HAS_CPU_XLR 14777f058e85SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14787f058e85SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14797f058e85SJayachandran C select CPU_SUPPORTS_HIGHMEM 14807f058e85SJayachandran C select WEAK_ORDERING 14817f058e85SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14827f058e85SJayachandran C select CPU_SUPPORTS_HUGEPAGES 14837f058e85SJayachandran C help 14847f058e85SJayachandran C Netlogic Microsystems XLR/XLS processors. 14851da177e4SLinus Torvaldsendchoice 14861da177e4SLinus Torvalds 1487622844bfSWu Zhangjinif CPU_LOONGSON2F 1488622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1489622844bfSWu Zhangjin bool 1490622844bfSWu Zhangjin 1491622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1492622844bfSWu Zhangjin bool 1493622844bfSWu Zhangjin 1494622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1495622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1496622844bfSWu Zhangjin default y 1497622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1498622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1499622844bfSWu Zhangjin help 1500622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1501622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1502622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1503622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1504622844bfSWu Zhangjin 1505622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1506622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1507622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1508622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1509622844bfSWu Zhangjin systems. 1510622844bfSWu Zhangjin 1511622844bfSWu Zhangjin If unsure, please say Y. 1512622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1513622844bfSWu Zhangjin 15141b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 15151b93b3c3SWu Zhangjin bool 15161b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 15171b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 15181b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1519fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 15201b93b3c3SWu Zhangjin 15211b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 15221b93b3c3SWu Zhangjin bool 15231b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 15241b93b3c3SWu Zhangjin 15253702bba5SWu Zhangjinconfig CPU_LOONGSON2 15263702bba5SWu Zhangjin bool 15273702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 15283702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 15293702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 15303702bba5SWu Zhangjin 15313702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 15322a21c730SFuxin Zhang bool 15332a21c730SFuxin Zhang 15346f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 15356f7a251aSWu Zhangjin bool 153655045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 153755045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 153822f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 15396f7a251aSWu Zhangjin 15407cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 15417cf8053bSRalf Baechle bool 15427cf8053bSRalf Baechle 15437cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 15447cf8053bSRalf Baechle bool 15457cf8053bSRalf Baechle 15467cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 15477cf8053bSRalf Baechle bool 15487cf8053bSRalf Baechle 15497cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 15507cf8053bSRalf Baechle bool 15517cf8053bSRalf Baechle 15527cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 15537cf8053bSRalf Baechle bool 15547cf8053bSRalf Baechle 15557cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 15567cf8053bSRalf Baechle bool 15577cf8053bSRalf Baechle 15587cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 15597cf8053bSRalf Baechle bool 15607cf8053bSRalf Baechle 15617cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15627cf8053bSRalf Baechle bool 15637cf8053bSRalf Baechle 15647cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15657cf8053bSRalf Baechle bool 15667cf8053bSRalf Baechle 15677cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 15687cf8053bSRalf Baechle bool 15697cf8053bSRalf Baechle 15707cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 15717cf8053bSRalf Baechle bool 15727cf8053bSRalf Baechle 15737cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 15747cf8053bSRalf Baechle bool 15757cf8053bSRalf Baechle 1576542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1577542c1020SShinya Kuribayashi bool 1578542c1020SShinya Kuribayashi 15797cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 15807cf8053bSRalf Baechle bool 15817cf8053bSRalf Baechle 15827cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 15837cf8053bSRalf Baechle bool 15847cf8053bSRalf Baechle 15857cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 15867cf8053bSRalf Baechle bool 15877cf8053bSRalf Baechle 15887cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 15897cf8053bSRalf Baechle bool 15907cf8053bSRalf Baechle 15917cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 15927cf8053bSRalf Baechle bool 15937cf8053bSRalf Baechle 15947cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 15957cf8053bSRalf Baechle bool 15967cf8053bSRalf Baechle 15977cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 15987cf8053bSRalf Baechle bool 15997cf8053bSRalf Baechle 16005e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 16015e683389SDavid Daney bool 16025e683389SDavid Daney 1603c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1604c1c0c461SKevin Cernekee bool 1605c1c0c461SKevin Cernekee 1606c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1607c1c0c461SKevin Cernekee bool 1608c1c0c461SKevin Cernekee 1609c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1610c1c0c461SKevin Cernekee bool 1611c1c0c461SKevin Cernekee 1612c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1613c1c0c461SKevin Cernekee bool 1614c1c0c461SKevin Cernekee 16157f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR 16167f058e85SJayachandran C bool 16177f058e85SJayachandran C 161817099b11SRalf Baechle# 161917099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 162017099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 162117099b11SRalf Baechle# 16220004a9dfSRalf Baechleconfig WEAK_ORDERING 16230004a9dfSRalf Baechle bool 162417099b11SRalf Baechle 162517099b11SRalf Baechle# 162617099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 162717099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 162817099b11SRalf Baechle# 162917099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 163017099b11SRalf Baechle bool 16315e83d430SRalf Baechleendmenu 16325e83d430SRalf Baechle 16335e83d430SRalf Baechle# 16345e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 16355e83d430SRalf Baechle# 16365e83d430SRalf Baechleconfig CPU_MIPS32 16375e83d430SRalf Baechle bool 16385e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 16395e83d430SRalf Baechle 16405e83d430SRalf Baechleconfig CPU_MIPS64 16415e83d430SRalf Baechle bool 16425e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 16435e83d430SRalf Baechle 16445e83d430SRalf Baechle# 1645c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 16465e83d430SRalf Baechle# 16475e83d430SRalf Baechleconfig CPU_MIPSR1 16485e83d430SRalf Baechle bool 16495e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 16505e83d430SRalf Baechle 16515e83d430SRalf Baechleconfig CPU_MIPSR2 16525e83d430SRalf Baechle bool 1653a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 16545e83d430SRalf Baechle 16555e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 16565e83d430SRalf Baechle bool 16575e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 16585e83d430SRalf Baechle bool 16595e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 16605e83d430SRalf Baechle bool 16615e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 16625e83d430SRalf Baechle bool 166355045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 166455045ff5SWu Zhangjin bool 166555045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 166655045ff5SWu Zhangjin bool 16679cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 16689cffd154SDavid Daney bool 166922f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 167022f1fdfdSWu Zhangjin bool 167182622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 167282622284SDavid Daney bool 167382622284SDavid Daney default y if 64BIT && CPU_MIPSR2 16745e83d430SRalf Baechle 16758192c9eaSDavid Daney# 16768192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 16778192c9eaSDavid Daney# 16788192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 16798192c9eaSDavid Daney bool 1680f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 16818192c9eaSDavid Daney 16825e83d430SRalf Baechlemenu "Kernel type" 16835e83d430SRalf Baechle 16845e83d430SRalf Baechlechoice 16855e83d430SRalf Baechle 16865e83d430SRalf Baechle prompt "Kernel code model" 16875e83d430SRalf Baechle help 16885e83d430SRalf Baechle You should only select this option if you have a workload that 16895e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 16905e83d430SRalf Baechle large memory. You will only be presented a single option in this 16915e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 16925e83d430SRalf Baechle 16935e83d430SRalf Baechleconfig 32BIT 16945e83d430SRalf Baechle bool "32-bit kernel" 16955e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 16965e83d430SRalf Baechle select TRAD_SIGNALS 16975e83d430SRalf Baechle help 16985e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 16995e83d430SRalf Baechleconfig 64BIT 17005e83d430SRalf Baechle bool "64-bit kernel" 17015e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1702dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 17035e83d430SRalf Baechle help 17045e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 17055e83d430SRalf Baechle 17065e83d430SRalf Baechleendchoice 17075e83d430SRalf Baechle 17081da177e4SLinus Torvaldschoice 17091da177e4SLinus Torvalds prompt "Kernel page size" 17101da177e4SLinus Torvalds default PAGE_SIZE_4KB 17111da177e4SLinus Torvalds 17121da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 17131da177e4SLinus Torvalds bool "4kB" 1714315fe625SWu Zhangjin depends on !CPU_LOONGSON2 17151da177e4SLinus Torvalds help 17161da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 17171da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 17181da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 17191da177e4SLinus Torvalds recommended for low memory systems. 17201da177e4SLinus Torvalds 17211da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 17221da177e4SLinus Torvalds bool "8kB" 1723c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 17241da177e4SLinus Torvalds help 17251da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 17261da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1727c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1728c52399beSRalf Baechle suitable Linux distribution to support this. 17291da177e4SLinus Torvalds 17301da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 17311da177e4SLinus Torvalds bool "16kB" 1732714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 17331da177e4SLinus Torvalds help 17341da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 17351da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1736714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1737714bfad6SRalf Baechle Linux distribution to support this. 17381da177e4SLinus Torvalds 1739c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1740c52399beSRalf Baechle bool "32kB" 1741c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1742c52399beSRalf Baechle help 1743c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1744c52399beSRalf Baechle the price of higher memory consumption. This option is available 1745c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1746c52399beSRalf Baechle distribution to support this. 1747c52399beSRalf Baechle 17481da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 17491da177e4SLinus Torvalds bool "64kB" 17501da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 17511da177e4SLinus Torvalds help 17521da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 17531da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 17541da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1755714bfad6SRalf Baechle writing this option is still high experimental. 17561da177e4SLinus Torvalds 17571da177e4SLinus Torvaldsendchoice 17581da177e4SLinus Torvalds 1759c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1760c9bace7cSDavid Daney int "Maximum zone order" 1761c9bace7cSDavid Daney range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1762c9bace7cSDavid Daney default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1763c9bace7cSDavid Daney range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1764c9bace7cSDavid Daney default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1765c9bace7cSDavid Daney range 11 64 1766c9bace7cSDavid Daney default "11" 1767c9bace7cSDavid Daney help 1768c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1769c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1770c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1771c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1772c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1773c9bace7cSDavid Daney increase this value. 1774c9bace7cSDavid Daney 1775c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1776c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1777c9bace7cSDavid Daney 1778c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1779c9bace7cSDavid Daney when choosing a value for this option. 1780c9bace7cSDavid Daney 17811da177e4SLinus Torvaldsconfig BOARD_SCACHE 17821da177e4SLinus Torvalds bool 17831da177e4SLinus Torvalds 17841da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 17851da177e4SLinus Torvalds bool 17861da177e4SLinus Torvalds select BOARD_SCACHE 17871da177e4SLinus Torvalds 17889318c51aSChris Dearman# 17899318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 17909318c51aSChris Dearman# 17919318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 17929318c51aSChris Dearman bool 17939318c51aSChris Dearman select BOARD_SCACHE 17949318c51aSChris Dearman 17951da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 17961da177e4SLinus Torvalds bool 17971da177e4SLinus Torvalds select BOARD_SCACHE 17981da177e4SLinus Torvalds 17991da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 18001da177e4SLinus Torvalds bool 18011da177e4SLinus Torvalds select BOARD_SCACHE 18021da177e4SLinus Torvalds 18031da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 18041da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 18051da177e4SLinus Torvalds depends on CPU_SB1 18061da177e4SLinus Torvalds help 18071da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 18081da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 18091da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 18101da177e4SLinus Torvalds 18111da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1812c8094b53SRalf Baechle bool 18131da177e4SLinus Torvalds 1814340ee4b9SRalf Baechlechoice 1815340ee4b9SRalf Baechle prompt "MIPS MT options" 1816f41ae0b2SRalf Baechle 1817f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1818f41ae0b2SRalf Baechle bool "Disable multithreading support." 1819f41ae0b2SRalf Baechle help 1820f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1821f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1822f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1823f41ae0b2SRalf Baechle option in this menu. 1824340ee4b9SRalf Baechle 182559d6ab86SRalf Baechleconfig MIPS_MT_SMP 182659d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 182759d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 182859d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1829d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 183059d6ab86SRalf Baechle select MIPS_MT 1831f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 183259d6ab86SRalf Baechle select SMP 18330ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 183459d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 183587353d8aSRalf Baechle select SMP_UP 183659d6ab86SRalf Baechle help 183725f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 183825f12b33SRalf Baechle marketesed into SMVP. 183925f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 184025f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 184125f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 184225f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 184325f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 184425f12b33SRalf Baechle what Intel calls Hyperthreading. 184525f12b33SRalf Baechle 184625f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 184759d6ab86SRalf Baechle 184841c594abSRalf Baechleconfig MIPS_MT_SMTC 184941c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1850f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1851f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1852f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1853f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1854d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1855f41ae0b2SRalf Baechle select MIPS_MT 1856130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 185741c594abSRalf Baechle select SMP 185873b76c78SRalf Baechle select SYS_SUPPORTS_SMP 185987353d8aSRalf Baechle select SMP_UP 1860f41ae0b2SRalf Baechle help 1861f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1862f41ae0b2SRalf Baechle marketesed into SMVP. 186325f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 186425f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 186525f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 186625f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 186725f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 186825f12b33SRalf Baechle decision. 186925f12b33SRalf Baechle 187025f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 187141c594abSRalf Baechle 1872340ee4b9SRalf Baechleendchoice 1873340ee4b9SRalf Baechle 1874f41ae0b2SRalf Baechleconfig MIPS_MT 1875f41ae0b2SRalf Baechle bool 1876f41ae0b2SRalf Baechle 18770ab7aefcSRalf Baechleconfig SCHED_SMT 18780ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 18790ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 18800ab7aefcSRalf Baechle default n 18810ab7aefcSRalf Baechle help 18820ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 18830ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 18840ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 18850ab7aefcSRalf Baechle 18860ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 18870ab7aefcSRalf Baechle bool 18880ab7aefcSRalf Baechle 18890ab7aefcSRalf Baechle 1890f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1891f41ae0b2SRalf Baechle bool 1892f41ae0b2SRalf Baechle 1893f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1894f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1895f088fc84SRalf Baechle default y 189607cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 189707cc0c9eSRalf Baechle 189807cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 189907cc0c9eSRalf Baechle bool "VPE loader support." 190007cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 190107cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 190207cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 190307cc0c9eSRalf Baechle select MIPS_MT 190407cc0c9eSRalf Baechle help 190507cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 190607cc0c9eSRalf Baechle onto another VPE and running it. 1907f088fc84SRalf Baechle 19080db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 19090db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 19100db34215SKevin D. Kissell depends on MIPS_MT_SMTC 19118531a35eSKevin D. Kissell default n 19120db34215SKevin D. Kissell help 19130db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 19140db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 19150db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 19160db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 19170db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 19188531a35eSKevin D. Kissell impact on interrupt service overhead. 19190db34215SKevin D. Kissell 1920f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1921f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1922f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1923f571eff0SKevin D. Kissell default n 1924f571eff0SKevin D. Kissell help 1925f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1926f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1927f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 19288531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 19298531a35eSKevin D. Kissell should be used only if you know what you are doing. 1930f571eff0SKevin D. Kissell 1931e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1932e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1933e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1934e01402b1SRalf Baechle default y 1935e01402b1SRalf Baechle help 1936e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1937e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1938e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1939e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1940e01402b1SRalf Baechle 1941e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1942e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1943e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1944e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 19455e83d430SRalf Baechle help 1946e01402b1SRalf Baechle 19472600990eSRalf Baechleconfig MIPS_APSP_KSPD 19482600990eSRalf Baechle bool "Enable KSPD" 19492600990eSRalf Baechle depends on MIPS_VPE_APSP_API 19502600990eSRalf Baechle default y 19512600990eSRalf Baechle help 19522600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 19532600990eSRalf Baechle side, actions them and returns the results. It also handles the 19542600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 19552600990eSRalf Baechle exiting. You probably want to say yes here. 19562600990eSRalf Baechle 19574a16ff4cSRalf Baechleconfig MIPS_CMP 19584a16ff4cSRalf Baechle bool "MIPS CMP framework support" 19594a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1960eb9b5141STim Anderson select SYNC_R4K 19614a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 19624a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 19634a16ff4cSRalf Baechle select WEAK_ORDERING 19644a16ff4cSRalf Baechle default n 19654a16ff4cSRalf Baechle help 19664a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 19674a16ff4cSRalf Baechle be handled differently... 19684a16ff4cSRalf Baechle 19691da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 19701da177e4SLinus Torvalds bool 19711da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 19721da177e4SLinus Torvalds default y 19731da177e4SLinus Torvalds 19741da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 19751da177e4SLinus Torvalds bool 19761da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 19771da177e4SLinus Torvalds default y 19781da177e4SLinus Torvalds 19791da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 19801da177e4SLinus Torvalds bool 19811da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 19821da177e4SLinus Torvalds default y 19831da177e4SLinus Torvalds 19841da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1985d806cb2bSRalf Baechle bool 19861da177e4SLinus Torvalds 198760ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 198860ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 198960ec6571Spascal@pabr.org 19909693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 19919693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 19929693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 19939693a853SFranck Bui-Huu help 19949693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 19959693a853SFranck Bui-Huu increased security at both hardware and software level for 19969693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 19979693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 19989693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 19999693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 20009693a853SFranck Bui-Huu here. 20019693a853SFranck Bui-Huu 20021da177e4SLinus Torvaldsconfig CPU_HAS_WB 2003f7062ddbSRalf Baechle bool 2004e01402b1SRalf Baechle 2005f41ae0b2SRalf Baechle# 2006f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 2007f41ae0b2SRalf Baechle# 2008e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 2009f41ae0b2SRalf Baechle bool 2010e01402b1SRalf Baechle 2011f41ae0b2SRalf Baechle# 2012f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 2013f41ae0b2SRalf Baechle# 2014e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 2015f41ae0b2SRalf Baechle bool 2016e01402b1SRalf Baechle 20171da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 20181da177e4SLinus Torvalds bool 20191da177e4SLinus Torvalds depends on !CPU_R3000 20201da177e4SLinus Torvalds default y 20211da177e4SLinus Torvalds 2022ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 2023ea580401SRalf Baechle bool 2024ea580401SRalf Baechle 20251da177e4SLinus Torvalds# 202620d60d99SMaciej W. Rozycki# CPU non-features 202720d60d99SMaciej W. Rozycki# 202820d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 202920d60d99SMaciej W. Rozycki bool 203020d60d99SMaciej W. Rozycki 203120d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 203220d60d99SMaciej W. Rozycki bool 203320d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 203420d60d99SMaciej W. Rozycki 203520d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 203620d60d99SMaciej W. Rozycki bool 203720d60d99SMaciej W. Rozycki 203820d60d99SMaciej W. Rozycki# 20391da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 20401da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 20411da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 20421da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 20431da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 20441da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 20451da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 20461da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 2047797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 2048797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 2049797798c1SRalf Baechle# support. 20501da177e4SLinus Torvalds# 20511da177e4SLinus Torvaldsconfig HIGHMEM 20521da177e4SLinus Torvalds bool "High Memory Support" 2053797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 2054797798c1SRalf Baechle 2055797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 2056797798c1SRalf Baechle bool 2057797798c1SRalf Baechle 2058797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 2059797798c1SRalf Baechle bool 20601da177e4SLinus Torvalds 20619693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 20629693a853SFranck Bui-Huu bool 20639693a853SFranck Bui-Huu 2064b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2065b4819b59SYoichi Yuasa def_bool y 2066f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2067b4819b59SYoichi Yuasa 2068d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2069d8cb4e11SRalf Baechle bool 2070d8cb4e11SRalf Baechle default y if SGI_IP27 2071d8cb4e11SRalf Baechle help 20723dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2073d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2074d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2075d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2076d8cb4e11SRalf Baechle 2077cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 2078cce335aeSRalf Baechle def_bool y 2079cce335aeSRalf Baechle 2080b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2081b1c6cd42SAtsushi Nemoto bool 20827de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 208331473747SAtsushi Nemoto 2084d8cb4e11SRalf Baechleconfig NUMA 2085d8cb4e11SRalf Baechle bool "NUMA Support" 2086d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2087d8cb4e11SRalf Baechle help 2088d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2089d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2090d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2091d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2092d8cb4e11SRalf Baechle disabled. 2093d8cb4e11SRalf Baechle 2094d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2095d8cb4e11SRalf Baechle bool 2096d8cb4e11SRalf Baechle 2097c80d79d7SYasunori Gotoconfig NODES_SHIFT 2098c80d79d7SYasunori Goto int 2099c80d79d7SYasunori Goto default "6" 2100c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2101c80d79d7SYasunori Goto 210214f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 210314f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 2104*939991cfSDavid Daney depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON) 210514f70012SDeng-Cheng Zhu default y 210614f70012SDeng-Cheng Zhu help 210714f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 210814f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 210914f70012SDeng-Cheng Zhu 2110b4819b59SYoichi Yuasasource "mm/Kconfig" 2111b4819b59SYoichi Yuasa 21121da177e4SLinus Torvaldsconfig SMP 21131da177e4SLinus Torvalds bool "Multi-Processing support" 2114e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2115b4b30a5aSRalf Baechle select IRQ_PER_CPU 21162f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2117e73ea273SRalf Baechle help 21181da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 21191da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 21201da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 21211da177e4SLinus Torvalds 21221da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 21231da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 21241da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 21251da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 21261da177e4SLinus Torvalds will run faster if you say N here. 21271da177e4SLinus Torvalds 21281da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 21291da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 21301da177e4SLinus Torvalds 213103502faaSAdrian Bunk See also the SMP-HOWTO available at 213203502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 21331da177e4SLinus Torvalds 21341da177e4SLinus Torvalds If you don't know what to do here, say N. 21351da177e4SLinus Torvalds 213687353d8aSRalf Baechleconfig SMP_UP 213787353d8aSRalf Baechle bool 213887353d8aSRalf Baechle 21394a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 21404a16ff4cSRalf Baechle bool 21414a16ff4cSRalf Baechle 2142e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2143e73ea273SRalf Baechle bool 2144e73ea273SRalf Baechle 214572ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 214672ede9b1SAtsushi Nemoto bool 214772ede9b1SAtsushi Nemoto 2148130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2149130e2fb7SRalf Baechle bool 2150130e2fb7SRalf Baechle 2151130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2152130e2fb7SRalf Baechle bool 2153130e2fb7SRalf Baechle 2154130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2155130e2fb7SRalf Baechle bool 2156130e2fb7SRalf Baechle 2157130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2158130e2fb7SRalf Baechle bool 2159130e2fb7SRalf Baechle 2160130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2161130e2fb7SRalf Baechle bool 2162130e2fb7SRalf Baechle 2163130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2164130e2fb7SRalf Baechle bool 2165130e2fb7SRalf Baechle 21661da177e4SLinus Torvaldsconfig NR_CPUS 21671da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 216872ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 21691da177e4SLinus Torvalds depends on SMP 217072ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2171130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2172130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2173130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2174130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2175130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2176130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 21771da177e4SLinus Torvalds help 21781da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 21791da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 21801da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 218172ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 218272ede9b1SAtsushi Nemoto and 2 for all others. 21831da177e4SLinus Torvalds 21841da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 218572ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 218672ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 218772ede9b1SAtsushi Nemoto power of two. 21881da177e4SLinus Torvalds 2189c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2190c4eee283SAtsushi Nemoto 21911723b4a3SAtsushi Nemoto# 21921723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 21931723b4a3SAtsushi Nemoto# 21941723b4a3SAtsushi Nemoto 21951723b4a3SAtsushi Nemotochoice 21961723b4a3SAtsushi Nemoto prompt "Timer frequency" 21971723b4a3SAtsushi Nemoto default HZ_250 21981723b4a3SAtsushi Nemoto help 21991723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 22001723b4a3SAtsushi Nemoto 22011723b4a3SAtsushi Nemoto config HZ_48 22020f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 22031723b4a3SAtsushi Nemoto 22041723b4a3SAtsushi Nemoto config HZ_100 22051723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 22061723b4a3SAtsushi Nemoto 22071723b4a3SAtsushi Nemoto config HZ_128 22081723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 22091723b4a3SAtsushi Nemoto 22101723b4a3SAtsushi Nemoto config HZ_250 22111723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 22121723b4a3SAtsushi Nemoto 22131723b4a3SAtsushi Nemoto config HZ_256 22141723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 22151723b4a3SAtsushi Nemoto 22161723b4a3SAtsushi Nemoto config HZ_1000 22171723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 22181723b4a3SAtsushi Nemoto 22191723b4a3SAtsushi Nemoto config HZ_1024 22201723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 22211723b4a3SAtsushi Nemoto 22221723b4a3SAtsushi Nemotoendchoice 22231723b4a3SAtsushi Nemoto 22241723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 22251723b4a3SAtsushi Nemoto bool 22261723b4a3SAtsushi Nemoto 22271723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 22281723b4a3SAtsushi Nemoto bool 22291723b4a3SAtsushi Nemoto 22301723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 22311723b4a3SAtsushi Nemoto bool 22321723b4a3SAtsushi Nemoto 22331723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 22341723b4a3SAtsushi Nemoto bool 22351723b4a3SAtsushi Nemoto 22361723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 22371723b4a3SAtsushi Nemoto bool 22381723b4a3SAtsushi Nemoto 22391723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 22401723b4a3SAtsushi Nemoto bool 22411723b4a3SAtsushi Nemoto 22421723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 22431723b4a3SAtsushi Nemoto bool 22441723b4a3SAtsushi Nemoto 22451723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 22461723b4a3SAtsushi Nemoto bool 22471723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 22481723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 22491723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 22501723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 22511723b4a3SAtsushi Nemoto 22521723b4a3SAtsushi Nemotoconfig HZ 22531723b4a3SAtsushi Nemoto int 22541723b4a3SAtsushi Nemoto default 48 if HZ_48 22551723b4a3SAtsushi Nemoto default 100 if HZ_100 22561723b4a3SAtsushi Nemoto default 128 if HZ_128 22571723b4a3SAtsushi Nemoto default 250 if HZ_250 22581723b4a3SAtsushi Nemoto default 256 if HZ_256 22591723b4a3SAtsushi Nemoto default 1000 if HZ_1000 22601723b4a3SAtsushi Nemoto default 1024 if HZ_1024 22611723b4a3SAtsushi Nemoto 2262e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 22631da177e4SLinus Torvalds 22641da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 22651da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2266875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 22671da177e4SLinus Torvalds help 22681da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 22691da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 22701da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 22711da177e4SLinus Torvalds This will result in additional memory usage, so it is not 22721da177e4SLinus Torvalds recommended for normal users. 22731da177e4SLinus Torvalds 2274ea6e942bSAtsushi Nemotoconfig KEXEC 2275ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2276ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2277ea6e942bSAtsushi Nemoto help 2278ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2279ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 22803dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2281ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2282ea6e942bSAtsushi Nemoto 228301dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2284ea6e942bSAtsushi Nemoto 2285ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2286ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2287ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2288ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2289ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2290ea6e942bSAtsushi Nemoto 2291ea6e942bSAtsushi Nemotoconfig SECCOMP 2292ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2293293c5bd1SRalf Baechle depends on PROC_FS 2294ea6e942bSAtsushi Nemoto default y 2295ea6e942bSAtsushi Nemoto help 2296ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2297ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2298ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2299ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2300ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2301ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2302ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2303ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2304ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2305ea6e942bSAtsushi Nemoto 2306ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2307ea6e942bSAtsushi Nemoto 2308f2ffa5abSDezhong Diaoconfig USE_OF 2309f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2310f2ffa5abSDezhong Diao select OF 2311e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2312f2ffa5abSDezhong Diao help 2313f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2314f2ffa5abSDezhong Diao 23155e83d430SRalf Baechleendmenu 23165e83d430SRalf Baechle 23171df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 23181df0f0ffSAtsushi Nemoto bool 23191df0f0ffSAtsushi Nemoto default y 23201df0f0ffSAtsushi Nemoto 23211df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 23221df0f0ffSAtsushi Nemoto bool 23231df0f0ffSAtsushi Nemoto default y 23241df0f0ffSAtsushi Nemoto 2325b6c3539bSRalf Baechlesource "init/Kconfig" 2326b6c3539bSRalf Baechle 2327dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2328dc52ddc0SMatt Helsley 23291da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 23301da177e4SLinus Torvalds 23315e83d430SRalf Baechleconfig HW_HAS_EISA 23325e83d430SRalf Baechle bool 23331da177e4SLinus Torvaldsconfig HW_HAS_PCI 23341da177e4SLinus Torvalds bool 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvaldsconfig PCI 23371da177e4SLinus Torvalds bool "Support for PCI controller" 23381da177e4SLinus Torvalds depends on HW_HAS_PCI 2339abb4ae46SRalf Baechle select PCI_DOMAINS 23401da177e4SLinus Torvalds help 23411da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 23421da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 23431da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 23441da177e4SLinus Torvalds say Y, otherwise N. 23451da177e4SLinus Torvalds 23461da177e4SLinus Torvaldsconfig PCI_DOMAINS 23471da177e4SLinus Torvalds bool 23481da177e4SLinus Torvalds 23491da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 23501da177e4SLinus Torvalds 23511da177e4SLinus Torvalds# 23521da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 23531da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 23541da177e4SLinus Torvalds# users to choose the right thing ... 23551da177e4SLinus Torvalds# 23561da177e4SLinus Torvaldsconfig ISA 23571da177e4SLinus Torvalds bool 23581da177e4SLinus Torvalds 23591da177e4SLinus Torvaldsconfig EISA 23601da177e4SLinus Torvalds bool "EISA support" 23615e83d430SRalf Baechle depends on HW_HAS_EISA 23621da177e4SLinus Torvalds select ISA 2363aa414dffSRalf Baechle select GENERIC_ISA_DMA 23641da177e4SLinus Torvalds ---help--- 23651da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 23661da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 23671da177e4SLinus Torvalds 23681da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 23691da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 23701da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 23711da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 23721da177e4SLinus Torvalds 23731da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 23741da177e4SLinus Torvalds 23751da177e4SLinus Torvalds Otherwise, say N. 23761da177e4SLinus Torvalds 23771da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 23781da177e4SLinus Torvalds 23791da177e4SLinus Torvaldsconfig TC 23801da177e4SLinus Torvalds bool "TURBOchannel support" 23811da177e4SLinus Torvalds depends on MACH_DECSTATION 23821da177e4SLinus Torvalds help 238350a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 238450a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 238550a23e6eSJustin P. Mattock at: 238650a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 238750a23e6eSJustin P. Mattock and: 238850a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 238950a23e6eSJustin P. Mattock Linux driver support status is documented at: 239050a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 23911da177e4SLinus Torvalds 23921da177e4SLinus Torvalds#config ACCESSBUS 23931da177e4SLinus Torvalds# bool "Access.Bus support" 23941da177e4SLinus Torvalds# depends on TC 23951da177e4SLinus Torvalds 23961da177e4SLinus Torvaldsconfig MMU 23971da177e4SLinus Torvalds bool 23981da177e4SLinus Torvalds default y 23991da177e4SLinus Torvalds 2400d865bea4SRalf Baechleconfig I8253 2401d865bea4SRalf Baechle bool 2402798778b8SRussell King select CLKSRC_I8253 24032d02612fSThomas Gleixner select CLKEVT_I8253 24049726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2405d865bea4SRalf Baechle 2406cce335aeSRalf Baechleconfig ZONE_DMA32 2407cce335aeSRalf Baechle bool 2408cce335aeSRalf Baechle 24091da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 24101da177e4SLinus Torvalds 24111da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 24121da177e4SLinus Torvalds 2413388b78adSAlexandre Bounineconfig RAPIDIO 2414388b78adSAlexandre Bounine bool "RapidIO support" 2415388b78adSAlexandre Bounine depends on PCI 2416388b78adSAlexandre Bounine default n 2417388b78adSAlexandre Bounine help 2418388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2419388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2420388b78adSAlexandre Bounine 2421388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2422388b78adSAlexandre Bounine 24231da177e4SLinus Torvaldsendmenu 24241da177e4SLinus Torvalds 24251da177e4SLinus Torvaldsmenu "Executable file formats" 24261da177e4SLinus Torvalds 24271da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 24281da177e4SLinus Torvalds 24291da177e4SLinus Torvaldsconfig TRAD_SIGNALS 24301da177e4SLinus Torvalds bool 24311da177e4SLinus Torvalds 24321da177e4SLinus Torvaldsconfig MIPS32_COMPAT 24331da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2434875d43e7SRalf Baechle depends on 64BIT 24351da177e4SLinus Torvalds help 24361da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 24371da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 24381da177e4SLinus Torvalds currently 32-bit you should say Y here. 24391da177e4SLinus Torvalds 24401da177e4SLinus Torvaldsconfig COMPAT 24411da177e4SLinus Torvalds bool 24421da177e4SLinus Torvalds depends on MIPS32_COMPAT 24431da177e4SLinus Torvalds default y 24441da177e4SLinus Torvalds 244505e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 244605e43966SAtsushi Nemoto bool 244705e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 244805e43966SAtsushi Nemoto default y 244905e43966SAtsushi Nemoto 24501da177e4SLinus Torvaldsconfig MIPS32_O32 24511da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 24521da177e4SLinus Torvalds depends on MIPS32_COMPAT 24531da177e4SLinus Torvalds help 24541da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 24551da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 24561da177e4SLinus Torvalds existing binaries are in this format. 24571da177e4SLinus Torvalds 24581da177e4SLinus Torvalds If unsure, say Y. 24591da177e4SLinus Torvalds 24601da177e4SLinus Torvaldsconfig MIPS32_N32 24611da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 24621da177e4SLinus Torvalds depends on MIPS32_COMPAT 24631da177e4SLinus Torvalds help 24641da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 24651da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 24661da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 24671da177e4SLinus Torvalds cases. 24681da177e4SLinus Torvalds 24691da177e4SLinus Torvalds If unsure, say N. 24701da177e4SLinus Torvalds 24711da177e4SLinus Torvaldsconfig BINFMT_ELF32 24721da177e4SLinus Torvalds bool 24731da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 24741da177e4SLinus Torvalds 24752116245eSRalf Baechleendmenu 24761da177e4SLinus Torvalds 24772116245eSRalf Baechlemenu "Power management options" 2478952fa954SRodolfo Giometti 2479363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2480363c55caSWu Zhangjin def_bool y 24813f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2482363c55caSWu Zhangjin 2483f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2484f4cb5700SJohannes Berg def_bool y 24853f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2486f4cb5700SJohannes Berg 24872116245eSRalf Baechlesource "kernel/power/Kconfig" 2488952fa954SRodolfo Giometti 24891da177e4SLinus Torvaldsendmenu 24901da177e4SLinus Torvalds 24919726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 24929726b43aSWu Zhangjin 2493d5950b43SSam Ravnborgsource "net/Kconfig" 2494d5950b43SSam Ravnborg 24951da177e4SLinus Torvaldssource "drivers/Kconfig" 24961da177e4SLinus Torvalds 24971da177e4SLinus Torvaldssource "fs/Kconfig" 24981da177e4SLinus Torvalds 24991da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 25001da177e4SLinus Torvalds 25011da177e4SLinus Torvaldssource "security/Kconfig" 25021da177e4SLinus Torvalds 25031da177e4SLinus Torvaldssource "crypto/Kconfig" 25041da177e4SLinus Torvalds 25051da177e4SLinus Torvaldssource "lib/Kconfig" 2506