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 50*37663860SManuel Lauss select USB_ARCH_HAS_OHCI 51*37663860SManuel 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 2185ebabe59SLars-Peter Clausen 219171bb2f1SJohn Crispinconfig LANTIQ 220171bb2f1SJohn Crispin bool "Lantiq based platforms" 221171bb2f1SJohn Crispin select DMA_NONCOHERENT 222171bb2f1SJohn Crispin select IRQ_CPU 223171bb2f1SJohn Crispin select CEVT_R4K 224171bb2f1SJohn Crispin select CSRC_R4K 225171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R1 226171bb2f1SJohn Crispin select SYS_HAS_CPU_MIPS32_R2 227171bb2f1SJohn Crispin select SYS_SUPPORTS_BIG_ENDIAN 228171bb2f1SJohn Crispin select SYS_SUPPORTS_32BIT_KERNEL 229171bb2f1SJohn Crispin select SYS_SUPPORTS_MULTITHREADING 230171bb2f1SJohn Crispin select SYS_HAS_EARLY_PRINTK 231171bb2f1SJohn Crispin select ARCH_REQUIRE_GPIOLIB 232171bb2f1SJohn Crispin select SWAP_IO_SPACE 233171bb2f1SJohn Crispin select BOOT_RAW 234171bb2f1SJohn Crispin select HAVE_CLK 235a053ac17SJohn Crispin select MIPS_MACHINE 236171bb2f1SJohn Crispin 2371f21d2bdSBrian Murphyconfig LASAT 2381f21d2bdSBrian Murphy bool "LASAT Networks platforms" 23942f77542SRalf Baechle select CEVT_R4K 240940f6b48SRalf Baechle select CSRC_R4K 2411f21d2bdSBrian Murphy select DMA_NONCOHERENT 2421f21d2bdSBrian Murphy select SYS_HAS_EARLY_PRINTK 2431f21d2bdSBrian Murphy select HW_HAS_PCI 244a5ccfe5cSRalf Baechle select IRQ_CPU 2451f21d2bdSBrian Murphy select PCI_GT64XXX_PCI0 2461f21d2bdSBrian Murphy select MIPS_NILE4 2471f21d2bdSBrian Murphy select R5000_CPU_SCACHE 2481f21d2bdSBrian Murphy select SYS_HAS_CPU_R5000 2491f21d2bdSBrian Murphy select SYS_SUPPORTS_32BIT_KERNEL 2501f21d2bdSBrian Murphy select SYS_SUPPORTS_64BIT_KERNEL if BROKEN 2511f21d2bdSBrian Murphy select SYS_SUPPORTS_LITTLE_ENDIAN 2521f21d2bdSBrian Murphy 25385749d24SWu Zhangjinconfig MACH_LOONGSON 25485749d24SWu Zhangjin bool "Loongson family of machines" 255c7e8c668SWu Zhangjin select SYS_SUPPORTS_ZBOOT 256ade299d8SYoichi Yuasa help 25785749d24SWu Zhangjin This enables the support of Loongson family of machines. 25885749d24SWu Zhangjin 25985749d24SWu Zhangjin Loongson is a family of general-purpose MIPS-compatible CPUs. 26085749d24SWu Zhangjin developed at Institute of Computing Technology (ICT), 26185749d24SWu Zhangjin Chinese Academy of Sciences (CAS) in the People's Republic 26285749d24SWu Zhangjin of China. The chief architect is Professor Weiwu Hu. 263ade299d8SYoichi Yuasa 2641da177e4SLinus Torvaldsconfig MIPS_MALTA 2653fa986faSMartin Michlmayr bool "MIPS Malta board" 26661ed242dSRalf Baechle select ARCH_MAY_HAVE_PC_FDC 2671da177e4SLinus Torvalds select BOOT_ELF32 268fa71c960SRalf Baechle select BOOT_RAW 26942f77542SRalf Baechle select CEVT_R4K 270940f6b48SRalf Baechle select CSRC_R4K 2711da177e4SLinus Torvalds select DMA_NONCOHERENT 2721da177e4SLinus Torvalds select GENERIC_ISA_DMA 2738a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 274aa414dffSRalf Baechle select IRQ_CPU 27539b8d525SRalf Baechle select IRQ_GIC 2761da177e4SLinus Torvalds select HW_HAS_PCI 277d865bea4SRalf Baechle select I8253 2781da177e4SLinus Torvalds select I8259 2795e83d430SRalf Baechle select MIPS_BOARDS_GEN 2805e83d430SRalf Baechle select MIPS_BONITO64 2819318c51aSChris Dearman select MIPS_CPU_SCACHE 282252161ecSYoichi Yuasa select PCI_GT64XXX_PCI0 2835e83d430SRalf Baechle select MIPS_MSC 2841da177e4SLinus Torvalds select SWAP_IO_SPACE 2857cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 2867cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 2877cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS64_R1 2887cf8053bSRalf Baechle select SYS_HAS_CPU_NEVADA 2897cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 29036a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 291ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 292ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 2935e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 2945e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 2950365070fSTim Anderson select SYS_SUPPORTS_MIPS_CMP 296f41ae0b2SRalf Baechle select SYS_SUPPORTS_MULTITHREADING 2979693a853SFranck Bui-Huu select SYS_SUPPORTS_SMARTMIPS 2981b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 2991da177e4SLinus Torvalds help 300f638d197SMaciej W. Rozycki This enables support for the MIPS Technologies Malta evaluation 3011da177e4SLinus Torvalds board. 3021da177e4SLinus Torvalds 303c78cbf49SRalf Baechleconfig MIPS_SIM 3043fa986faSMartin Michlmayr bool 'MIPS simulator (MIPSsim)' 30542f77542SRalf Baechle select CEVT_R4K 306940f6b48SRalf Baechle select CSRC_R4K 307c78cbf49SRalf Baechle select DMA_NONCOHERENT 30836a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 309c78cbf49SRalf Baechle select IRQ_CPU 3109267a30dSMarc St-Jean select BOOT_RAW 3117cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 3127cf8053bSRalf Baechle select SYS_HAS_CPU_MIPS32_R2 31336a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 314c78cbf49SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 315c78cbf49SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 316f6e2373aSRalf Baechle select SYS_SUPPORTS_MULTITHREADING 317c78cbf49SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 318c78cbf49SRalf Baechle help 319c78cbf49SRalf Baechle This option enables support for MIPS Technologies MIPSsim software 320c78cbf49SRalf Baechle emulator. 321c78cbf49SRalf Baechle 322a83860c2SRalf Baechleconfig NEC_MARKEINS 323a83860c2SRalf Baechle bool "NEC EMMA2RH Mark-eins board" 324a83860c2SRalf Baechle select SOC_EMMA2RH 325a83860c2SRalf Baechle select HW_HAS_PCI 326a83860c2SRalf Baechle help 327a83860c2SRalf Baechle This enables support for the NEC Electronics Mark-eins boards. 328ade299d8SYoichi Yuasa 3295e83d430SRalf Baechleconfig MACH_VR41XX 33074142d65SYoichi Yuasa bool "NEC VR4100 series based machines" 33142f77542SRalf Baechle select CEVT_R4K 332940f6b48SRalf Baechle select CSRC_R4K 3337cf8053bSRalf Baechle select SYS_HAS_CPU_VR41XX 33427fdd325SYoichi Yuasa select ARCH_REQUIRE_GPIOLIB 3355e83d430SRalf Baechle 336edb6310aSDaniel Lairdconfig NXP_STB220 337edb6310aSDaniel Laird bool "NXP STB220 board" 338edb6310aSDaniel Laird select SOC_PNX833X 339edb6310aSDaniel Laird help 340edb6310aSDaniel Laird Support for NXP Semiconductors STB220 Development Board. 341edb6310aSDaniel Laird 342edb6310aSDaniel Lairdconfig NXP_STB225 343edb6310aSDaniel Laird bool "NXP 225 board" 344edb6310aSDaniel Laird select SOC_PNX833X 345edb6310aSDaniel Laird select SOC_PNX8335 346edb6310aSDaniel Laird help 347edb6310aSDaniel Laird Support for NXP Semiconductors STB225 Development Board. 348edb6310aSDaniel Laird 349ade299d8SYoichi Yuasaconfig PNX8550_JBS 350a92b0588SDaniel Laird bool "NXP PNX8550 based JBS board" 351ade299d8SYoichi Yuasa select PNX8550 352ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 353ade299d8SYoichi Yuasa 354ade299d8SYoichi Yuasaconfig PNX8550_STB810 355a92b0588SDaniel Laird bool "NXP PNX8550 based STB810 board" 356ade299d8SYoichi Yuasa select PNX8550 357ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 358ade299d8SYoichi Yuasa 3599267a30dSMarc St-Jeanconfig PMC_MSP 3609267a30dSMarc St-Jean bool "PMC-Sierra MSP chipsets" 3619267a30dSMarc St-Jean depends on EXPERIMENTAL 36239d30c13SAnoop P A select CEVT_R4K 36339d30c13SAnoop P A select CSRC_R4K 3649267a30dSMarc St-Jean select DMA_NONCOHERENT 3659267a30dSMarc St-Jean select SWAP_IO_SPACE 3669267a30dSMarc St-Jean select NO_EXCEPT_FILL 3679267a30dSMarc St-Jean select BOOT_RAW 3689267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R1 3699267a30dSMarc St-Jean select SYS_HAS_CPU_MIPS32_R2 3709267a30dSMarc St-Jean select SYS_SUPPORTS_32BIT_KERNEL 3719267a30dSMarc St-Jean select SYS_SUPPORTS_BIG_ENDIAN 3729267a30dSMarc St-Jean select IRQ_CPU 3739267a30dSMarc St-Jean select SERIAL_8250 3749267a30dSMarc St-Jean select SERIAL_8250_CONSOLE 3759267a30dSMarc St-Jean help 3769267a30dSMarc St-Jean This adds support for the PMC-Sierra family of Multi-Service 3779267a30dSMarc St-Jean Processor System-On-A-Chips. These parts include a number 3789267a30dSMarc St-Jean of integrated peripherals, interfaces and DSPs in addition to 3799267a30dSMarc St-Jean a variety of MIPS cores. 3809267a30dSMarc St-Jean 3815e83d430SRalf Baechleconfig PMC_YOSEMITE 3823fa986faSMartin Michlmayr bool "PMC-Sierra Yosemite eval board" 38342f77542SRalf Baechle select CEVT_R4K 384940f6b48SRalf Baechle select CSRC_R4K 3855e83d430SRalf Baechle select DMA_COHERENT 3865e83d430SRalf Baechle select HW_HAS_PCI 3875e83d430SRalf Baechle select IRQ_CPU 3885e83d430SRalf Baechle select IRQ_CPU_RM7K 3895e83d430SRalf Baechle select IRQ_CPU_RM9K 3905e83d430SRalf Baechle select SWAP_IO_SPACE 3917cf8053bSRalf Baechle select SYS_HAS_CPU_RM9000 39236a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 3935e83d430SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 3945e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 3955e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 3965e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 397e73ea273SRalf Baechle select SYS_SUPPORTS_SMP 3985e83d430SRalf Baechle help 3995e83d430SRalf Baechle Yosemite is an evaluation board for the RM9000x2 processor 4005e83d430SRalf Baechle manufactured by PMC-Sierra. 4011da177e4SLinus Torvalds 402a3a0f8c8SDavid VomLehnconfig POWERTV 403a3a0f8c8SDavid VomLehn bool "Cisco PowerTV" 404a3a0f8c8SDavid VomLehn select BOOT_ELF32 405a3a0f8c8SDavid VomLehn select CEVT_R4K 406a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_VI 407a3a0f8c8SDavid VomLehn select CPU_MIPSR2_IRQ_EI 408a3a0f8c8SDavid VomLehn select CSRC_POWERTV 409a3a0f8c8SDavid VomLehn select DMA_NONCOHERENT 410a3a0f8c8SDavid VomLehn select HW_HAS_PCI 411a3a0f8c8SDavid VomLehn select SYS_HAS_EARLY_PRINTK 412a3a0f8c8SDavid VomLehn select SYS_HAS_CPU_MIPS32_R2 413a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_32BIT_KERNEL 414a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_BIG_ENDIAN 415a3a0f8c8SDavid VomLehn select SYS_SUPPORTS_HIGHMEM 416a3a0f8c8SDavid VomLehn select USB_OHCI_LITTLE_ENDIAN 417a3a0f8c8SDavid VomLehn help 418a3a0f8c8SDavid VomLehn This enables support for the Cisco PowerTV Platform. 419a3a0f8c8SDavid VomLehn 4201da177e4SLinus Torvaldsconfig SGI_IP22 4213fa986faSMartin Michlmayr bool "SGI IP22 (Indy/Indigo2)" 4221da177e4SLinus Torvalds select ARC 4231da177e4SLinus Torvalds select ARC32 4241da177e4SLinus Torvalds select BOOT_ELF32 42542f77542SRalf Baechle select CEVT_R4K 426940f6b48SRalf Baechle select CSRC_R4K 427e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 4281da177e4SLinus Torvalds select DMA_NONCOHERENT 4295e83d430SRalf Baechle select HW_HAS_EISA 430d865bea4SRalf Baechle select I8253 43168de4803SThomas Bogendoerfer select I8259 4321da177e4SLinus Torvalds select IP22_CPU_SCACHE 4331da177e4SLinus Torvalds select IRQ_CPU 434aa414dffSRalf Baechle select GENERIC_ISA_DMA_SUPPORT_BROKEN 435e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 436e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 43736e5c21dSThomas Bogendoerfer select SGI_HAS_HAL2 438e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 439e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 440e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 4411da177e4SLinus Torvalds select SWAP_IO_SPACE 4427cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 4437cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 4442b5e63f6SMartin Michlmayr # 4452b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 4462b5e63f6SMartin Michlmayr # memory during early boot on some machines. 4472b5e63f6SMartin Michlmayr # 4482b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 4492b5e63f6SMartin Michlmayr # for a more details discussion 4502b5e63f6SMartin Michlmayr # 4512b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 452ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 453ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4545e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 4551da177e4SLinus Torvalds help 4561da177e4SLinus Torvalds This are the SGI Indy, Challenge S and Indigo2, as well as certain 4571da177e4SLinus Torvalds OEM variants like the Tandem CMN B006S. To compile a Linux kernel 4581da177e4SLinus Torvalds that runs on these, say Y here. 4591da177e4SLinus Torvalds 4601da177e4SLinus Torvaldsconfig SGI_IP27 4613fa986faSMartin Michlmayr bool "SGI IP27 (Origin200/2000)" 4621da177e4SLinus Torvalds select ARC 4631da177e4SLinus Torvalds select ARC64 4645e83d430SRalf Baechle select BOOT_ELF64 465e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 466634286f1SRalf Baechle select DMA_COHERENT 46736a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 4681da177e4SLinus Torvalds select HW_HAS_PCI 469130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_64 4707cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 471ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 4725e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 473d8cb4e11SRalf Baechle select SYS_SUPPORTS_NUMA 4741a5c5de1SRalf Baechle select SYS_SUPPORTS_SMP 4751da177e4SLinus Torvalds help 4761da177e4SLinus Torvalds This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 4771da177e4SLinus Torvalds workstations. To compile a Linux kernel that runs on these, say Y 4781da177e4SLinus Torvalds here. 4791da177e4SLinus Torvalds 480e2defae5SThomas Bogendoerferconfig SGI_IP28 481e2defae5SThomas Bogendoerfer bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" 482e2defae5SThomas Bogendoerfer depends on EXPERIMENTAL 483e2defae5SThomas Bogendoerfer select ARC 484e2defae5SThomas Bogendoerfer select ARC64 485e2defae5SThomas Bogendoerfer select BOOT_ELF64 486e2defae5SThomas Bogendoerfer select CEVT_R4K 487e2defae5SThomas Bogendoerfer select CSRC_R4K 488e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION 489e2defae5SThomas Bogendoerfer select DMA_NONCOHERENT 490e2defae5SThomas Bogendoerfer select GENERIC_ISA_DMA_SUPPORT_BROKEN 491e2defae5SThomas Bogendoerfer select IRQ_CPU 492e2defae5SThomas Bogendoerfer select HW_HAS_EISA 493e2defae5SThomas Bogendoerfer select I8253 494e2defae5SThomas Bogendoerfer select I8259 495e2defae5SThomas Bogendoerfer select SGI_HAS_I8042 496e2defae5SThomas Bogendoerfer select SGI_HAS_INDYDOG 4975b438c44SThomas Bogendoerfer select SGI_HAS_HAL2 498e2defae5SThomas Bogendoerfer select SGI_HAS_SEEQ 499e2defae5SThomas Bogendoerfer select SGI_HAS_WD93 500e2defae5SThomas Bogendoerfer select SGI_HAS_ZILOG 501e2defae5SThomas Bogendoerfer select SWAP_IO_SPACE 502e2defae5SThomas Bogendoerfer select SYS_HAS_CPU_R10000 5032b5e63f6SMartin Michlmayr # 5042b5e63f6SMartin Michlmayr # Disable EARLY_PRINTK for now since it leads to overwritten prom 5052b5e63f6SMartin Michlmayr # memory during early boot on some machines. 5062b5e63f6SMartin Michlmayr # 5072b5e63f6SMartin Michlmayr # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 5082b5e63f6SMartin Michlmayr # for a more details discussion 5092b5e63f6SMartin Michlmayr # 5102b5e63f6SMartin Michlmayr # select SYS_HAS_EARLY_PRINTK 511e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_64BIT_KERNEL 512e2defae5SThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 513e2defae5SThomas Bogendoerfer help 514e2defae5SThomas Bogendoerfer This is the SGI Indigo2 with R10000 processor. To compile a Linux 515e2defae5SThomas Bogendoerfer kernel that runs on these, say Y here. 516e2defae5SThomas Bogendoerfer 5171da177e4SLinus Torvaldsconfig SGI_IP32 518cfd2afc0SRalf Baechle bool "SGI IP32 (O2)" 5191da177e4SLinus Torvalds select ARC 5201da177e4SLinus Torvalds select ARC32 5211da177e4SLinus Torvalds select BOOT_ELF32 52242f77542SRalf Baechle select CEVT_R4K 523940f6b48SRalf Baechle select CSRC_R4K 5241da177e4SLinus Torvalds select DMA_NONCOHERENT 5251da177e4SLinus Torvalds select HW_HAS_PCI 526dd67b155SRalf Baechle select IRQ_CPU 5271da177e4SLinus Torvalds select R5000_CPU_SCACHE 5281da177e4SLinus Torvalds select RM7000_CPU_SCACHE 5297cf8053bSRalf Baechle select SYS_HAS_CPU_R5000 5307cf8053bSRalf Baechle select SYS_HAS_CPU_R10000 if BROKEN 5317cf8053bSRalf Baechle select SYS_HAS_CPU_RM7000 532dd2f18feSRalf Baechle select SYS_HAS_CPU_NEVADA 533ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 5345e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5351da177e4SLinus Torvalds help 5361da177e4SLinus Torvalds If you want this kernel to run on SGI O2 workstation, say Y here. 5371da177e4SLinus Torvalds 538ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE 539ade299d8SYoichi Yuasa bool "Sibyte BCM91120C-CRhine" 5405e83d430SRalf Baechle depends on EXPERIMENTAL 5415e83d430SRalf Baechle select BOOT_ELF32 5425e83d430SRalf Baechle select DMA_COHERENT 5435e83d430SRalf Baechle select SIBYTE_BCM1120 5445e83d430SRalf Baechle select SWAP_IO_SPACE 5457cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5465e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5475e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5485e83d430SRalf Baechle 549ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL 550ade299d8SYoichi Yuasa bool "Sibyte BCM91120x-Carmel" 5515e83d430SRalf Baechle depends on EXPERIMENTAL 5525e83d430SRalf Baechle select BOOT_ELF32 5535e83d430SRalf Baechle select DMA_COHERENT 5545e83d430SRalf Baechle select SIBYTE_BCM1120 5555e83d430SRalf Baechle select SWAP_IO_SPACE 5567cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5575e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5585e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5595e83d430SRalf Baechle 5605e83d430SRalf Baechleconfig SIBYTE_CRHONE 5613fa986faSMartin Michlmayr bool "Sibyte BCM91125C-CRhone" 5625e83d430SRalf Baechle depends on EXPERIMENTAL 5635e83d430SRalf Baechle select BOOT_ELF32 5645e83d430SRalf Baechle select DMA_COHERENT 5655e83d430SRalf Baechle select SIBYTE_BCM1125 5665e83d430SRalf Baechle select SWAP_IO_SPACE 5677cf8053bSRalf Baechle select SYS_HAS_CPU_SB1 5685e83d430SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 5695e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 5705e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 5715e83d430SRalf Baechle 572ade299d8SYoichi Yuasaconfig SIBYTE_RHONE 573ade299d8SYoichi Yuasa bool "Sibyte BCM91125E-Rhone" 574ade299d8SYoichi Yuasa depends on EXPERIMENTAL 575ade299d8SYoichi Yuasa select BOOT_ELF32 576ade299d8SYoichi Yuasa select DMA_COHERENT 577ade299d8SYoichi Yuasa select SIBYTE_BCM1125H 578ade299d8SYoichi Yuasa select SWAP_IO_SPACE 579ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 580ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 581ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 582ade299d8SYoichi Yuasa 583ade299d8SYoichi Yuasaconfig SIBYTE_SWARM 584ade299d8SYoichi Yuasa bool "Sibyte BCM91250A-SWARM" 585ade299d8SYoichi Yuasa select BOOT_ELF32 586ade299d8SYoichi Yuasa select DMA_COHERENT 587fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 588ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 589ade299d8SYoichi Yuasa select SIBYTE_SB1250 590ade299d8SYoichi Yuasa select SWAP_IO_SPACE 591ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 592ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 593ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 594ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 595cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 596ade299d8SYoichi Yuasa 597ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR 598ade299d8SYoichi Yuasa bool "Sibyte BCM91250C2-LittleSur" 599ade299d8SYoichi Yuasa depends on EXPERIMENTAL 600ade299d8SYoichi Yuasa select BOOT_ELF32 601ade299d8SYoichi Yuasa select DMA_COHERENT 602fcf3ca4cSSebastian Andrzej Siewior select HAVE_PATA_PLATFORM 603ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 604ade299d8SYoichi Yuasa select SIBYTE_SB1250 605ade299d8SYoichi Yuasa select SWAP_IO_SPACE 606ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 607ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 608ade299d8SYoichi Yuasa select SYS_SUPPORTS_HIGHMEM 609ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 610ade299d8SYoichi Yuasa 611ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA 612ade299d8SYoichi Yuasa bool "Sibyte BCM91250E-Sentosa" 613ade299d8SYoichi Yuasa depends on EXPERIMENTAL 614ade299d8SYoichi Yuasa select BOOT_ELF32 615ade299d8SYoichi Yuasa select DMA_COHERENT 616ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_2 617ade299d8SYoichi Yuasa select SIBYTE_SB1250 618ade299d8SYoichi Yuasa select SWAP_IO_SPACE 619ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 620ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 621ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 622ade299d8SYoichi Yuasa 623ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR 624ade299d8SYoichi Yuasa bool "Sibyte BCM91480B-BigSur" 625ade299d8SYoichi Yuasa select BOOT_ELF32 626ade299d8SYoichi Yuasa select DMA_COHERENT 627ade299d8SYoichi Yuasa select NR_CPUS_DEFAULT_4 628ade299d8SYoichi Yuasa select SIBYTE_BCM1x80 629ade299d8SYoichi Yuasa select SWAP_IO_SPACE 630ade299d8SYoichi Yuasa select SYS_HAS_CPU_SB1 631ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 632651194f8SRalf Baechle select SYS_SUPPORTS_HIGHMEM 633ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 634cce335aeSRalf Baechle select ZONE_DMA32 if 64BIT 635ade299d8SYoichi Yuasa 63614b36af4SThomas Bogendoerferconfig SNI_RM 63714b36af4SThomas Bogendoerfer bool "SNI RM200/300/400" 6384a0312fcSThomas Bogendoerfer select ARC if CPU_LITTLE_ENDIAN 6394a0312fcSThomas Bogendoerfer select ARC32 if CPU_LITTLE_ENDIAN 640231a35d3SThomas Bogendoerfer select SNIPROM if CPU_BIG_ENDIAN 6415e83d430SRalf Baechle select ARCH_MAY_HAVE_PC_FDC 6425e83d430SRalf Baechle select BOOT_ELF32 64342f77542SRalf Baechle select CEVT_R4K 644940f6b48SRalf Baechle select CSRC_R4K 645e2defae5SThomas Bogendoerfer select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 6465e83d430SRalf Baechle select DMA_NONCOHERENT 6475e83d430SRalf Baechle select GENERIC_ISA_DMA 6488a118c38SRalf Baechle select HAVE_PCSPKR_PLATFORM 6495e83d430SRalf Baechle select HW_HAS_EISA 6505e83d430SRalf Baechle select HW_HAS_PCI 651c066a32aSThomas Bogendoerfer select IRQ_CPU 652d865bea4SRalf Baechle select I8253 6535e83d430SRalf Baechle select I8259 6545e83d430SRalf Baechle select ISA 6554a0312fcSThomas Bogendoerfer select SWAP_IO_SPACE if CPU_BIG_ENDIAN 6567cf8053bSRalf Baechle select SYS_HAS_CPU_R4X00 6574a0312fcSThomas Bogendoerfer select SYS_HAS_CPU_R5000 658c066a32aSThomas Bogendoerfer select SYS_HAS_CPU_R10000 6594a0312fcSThomas Bogendoerfer select R5000_CPU_SCACHE 66036a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 661ed5ba2fbSYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 6625e83d430SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL 6634a0312fcSThomas Bogendoerfer select SYS_SUPPORTS_BIG_ENDIAN 6645e83d430SRalf Baechle select SYS_SUPPORTS_HIGHMEM 6655e83d430SRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 6661da177e4SLinus Torvalds help 66714b36af4SThomas Bogendoerfer The SNI RM200/300/400 are MIPS-based machines manufactured by 66814b36af4SThomas Bogendoerfer Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 6695e83d430SRalf Baechle Technology and now in turn merged with Fujitsu. Say Y here to 6705e83d430SRalf Baechle support this machine type. 6711da177e4SLinus Torvalds 672edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX 673edcaf1a6SAtsushi Nemoto bool "Toshiba TX39 series based machines" 6745e83d430SRalf Baechle 675edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX 676edcaf1a6SAtsushi Nemoto bool "Toshiba TX49 series based machines" 67723fbee9dSRalf Baechle 67873b4390fSRalf Baechleconfig MIKROTIK_RB532 67973b4390fSRalf Baechle bool "Mikrotik RB532 boards" 68073b4390fSRalf Baechle select CEVT_R4K 68173b4390fSRalf Baechle select CSRC_R4K 68273b4390fSRalf Baechle select DMA_NONCOHERENT 68373b4390fSRalf Baechle select HW_HAS_PCI 68473b4390fSRalf Baechle select IRQ_CPU 68573b4390fSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 68673b4390fSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 68773b4390fSRalf Baechle select SYS_SUPPORTS_LITTLE_ENDIAN 68873b4390fSRalf Baechle select SWAP_IO_SPACE 68973b4390fSRalf Baechle select BOOT_RAW 690d888e25bSFlorian Fainelli select ARCH_REQUIRE_GPIOLIB 69173b4390fSRalf Baechle help 69273b4390fSRalf Baechle Support the Mikrotik(tm) RouterBoard 532 series, 69373b4390fSRalf Baechle based on the IDT RC32434 SoC. 69473b4390fSRalf Baechle 695ade299d8SYoichi Yuasaconfig WR_PPMC 696ade299d8SYoichi Yuasa bool "Wind River PPMC board" 69742f77542SRalf Baechle select CEVT_R4K 698940f6b48SRalf Baechle select CSRC_R4K 699ade299d8SYoichi Yuasa select IRQ_CPU 700ade299d8SYoichi Yuasa select BOOT_ELF32 701ade299d8SYoichi Yuasa select DMA_NONCOHERENT 702ade299d8SYoichi Yuasa select HW_HAS_PCI 703ade299d8SYoichi Yuasa select PCI_GT64XXX_PCI0 704ade299d8SYoichi Yuasa select SWAP_IO_SPACE 705ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R1 706ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS32_R2 707ade299d8SYoichi Yuasa select SYS_HAS_CPU_MIPS64_R1 708ade299d8SYoichi Yuasa select SYS_HAS_CPU_NEVADA 709ade299d8SYoichi Yuasa select SYS_HAS_CPU_RM7000 710ade299d8SYoichi Yuasa select SYS_SUPPORTS_32BIT_KERNEL 711ade299d8SYoichi Yuasa select SYS_SUPPORTS_64BIT_KERNEL 712ade299d8SYoichi Yuasa select SYS_SUPPORTS_BIG_ENDIAN 713ade299d8SYoichi Yuasa select SYS_SUPPORTS_LITTLE_ENDIAN 714ade299d8SYoichi Yuasa help 715ade299d8SYoichi Yuasa This enables support for the Wind River MIPS32 4KC PPMC evaluation 716ade299d8SYoichi Yuasa board, which is based on GT64120 bridge chip. 717ade299d8SYoichi Yuasa 718a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR 719c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon Simulator" 720a86c7f72SDavid Daney select CEVT_R4K 721a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 722a86c7f72SDavid Daney select DMA_COHERENT 723a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 724a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 725a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 726773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 7275e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 728465aaed0SDavid Daney select HOLES_IN_ZONE 729a86c7f72SDavid Daney help 730a86c7f72SDavid Daney The Octeon simulator is software performance model of the Cavium 731a86c7f72SDavid Daney Octeon Processor. It supports simulating Octeon processors on x86 732a86c7f72SDavid Daney hardware. 733a86c7f72SDavid Daney 734a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD 735c9d89d97SYoichi Yuasa bool "Cavium Networks Octeon reference board" 736a86c7f72SDavid Daney select CEVT_R4K 737a86c7f72SDavid Daney select 64BIT_PHYS_ADDR 738a86c7f72SDavid Daney select DMA_COHERENT 739a86c7f72SDavid Daney select SYS_SUPPORTS_64BIT_KERNEL 740a86c7f72SDavid Daney select SYS_SUPPORTS_BIG_ENDIAN 741a86c7f72SDavid Daney select SYS_SUPPORTS_HIGHMEM 742773cb77dSRalf Baechle select SYS_SUPPORTS_HOTPLUG_CPU 743a86c7f72SDavid Daney select SYS_HAS_EARLY_PRINTK 7445e683389SDavid Daney select SYS_HAS_CPU_CAVIUM_OCTEON 745a86c7f72SDavid Daney select SWAP_IO_SPACE 746e8635b48SDavid Daney select HW_HAS_PCI 747e8635b48SDavid Daney select ARCH_SUPPORTS_MSI 748f00e001eSDavid Daney select ZONE_DMA32 749340fbb8bSDavid Daney select USB_ARCH_HAS_OHCI 750340fbb8bSDavid Daney select USB_ARCH_HAS_EHCI 751465aaed0SDavid Daney select HOLES_IN_ZONE 752a86c7f72SDavid Daney help 753a86c7f72SDavid Daney This option supports all of the Octeon reference boards from Cavium 754a86c7f72SDavid Daney Networks. It builds a kernel that dynamically determines the Octeon 755a86c7f72SDavid Daney CPU type and supports all known board reference implementations. 756a86c7f72SDavid Daney Some of the supported boards are: 757a86c7f72SDavid Daney EBT3000 758a86c7f72SDavid Daney EBH3000 759a86c7f72SDavid Daney EBH3100 760a86c7f72SDavid Daney Thunder 761a86c7f72SDavid Daney Kodama 762a86c7f72SDavid Daney Hikari 763a86c7f72SDavid Daney Say Y here for most Octeon reference boards. 764a86c7f72SDavid Daney 7657f058e85SJayachandran Cconfig NLM_XLR_BOARD 7667f058e85SJayachandran C bool "Netlogic XLR/XLS based systems" 7677f058e85SJayachandran C depends on EXPERIMENTAL 7687f058e85SJayachandran C select BOOT_ELF32 7697f058e85SJayachandran C select NLM_COMMON 7707f058e85SJayachandran C select NLM_XLR 7717f058e85SJayachandran C select SYS_HAS_CPU_XLR 7727f058e85SJayachandran C select SYS_SUPPORTS_SMP 7737f058e85SJayachandran C select HW_HAS_PCI 7747f058e85SJayachandran C select SWAP_IO_SPACE 7757f058e85SJayachandran C select SYS_SUPPORTS_32BIT_KERNEL 7767f058e85SJayachandran C select SYS_SUPPORTS_64BIT_KERNEL 7777f058e85SJayachandran C select 64BIT_PHYS_ADDR 7787f058e85SJayachandran C select SYS_SUPPORTS_BIG_ENDIAN 7797f058e85SJayachandran C select SYS_SUPPORTS_HIGHMEM 7807f058e85SJayachandran C select DMA_COHERENT 7817f058e85SJayachandran C select NR_CPUS_DEFAULT_32 7827f058e85SJayachandran C select CEVT_R4K 7837f058e85SJayachandran C select CSRC_R4K 7847f058e85SJayachandran C select IRQ_CPU 7857f058e85SJayachandran C select ZONE_DMA if 64BIT 7867f058e85SJayachandran C select SYNC_R4K 7877f058e85SJayachandran C select SYS_HAS_EARLY_PRINTK 7887f058e85SJayachandran C help 7897f058e85SJayachandran C Support for systems based on Netlogic XLR and XLS processors. 7907f058e85SJayachandran C Say Y here if you have a XLR or XLS based board. 7917f058e85SJayachandran C 7921da177e4SLinus Torvaldsendchoice 7931da177e4SLinus Torvalds 794e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig" 795d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig" 796e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig" 7975e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig" 7985ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig" 7998ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig" 8001f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig" 8015e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig" 802a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig" 80329c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig" 80438b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig" 80522b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig" 8065e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig" 807a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig" 80885749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig" 8097f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig" 81038b18f72SRalf Baechle 8115e83d430SRalf Baechleendmenu 8125e83d430SRalf Baechle 8131da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK 8141da177e4SLinus Torvalds bool 8151da177e4SLinus Torvalds default y 8161da177e4SLinus Torvalds 8171da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM 8181da177e4SLinus Torvalds bool 8191da177e4SLinus Torvalds 820f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 821f0d1b0b3SDavid Howells bool 822f0d1b0b3SDavid Howells default n 823f0d1b0b3SDavid Howells 824f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 825f0d1b0b3SDavid Howells bool 826f0d1b0b3SDavid Howells default n 827f0d1b0b3SDavid Howells 82800a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE 82900a58253SRalf Baechle bool 83000a58253SRalf Baechle default y if !MIPS_MT_SMTC 83100a58253SRalf Baechle 8323c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT 8333c9ee7efSAkinobu Mita bool 8343c9ee7efSAkinobu Mita default y 8353c9ee7efSAkinobu Mita 8361da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 8371da177e4SLinus Torvalds bool 8381da177e4SLinus Torvalds default y 8391da177e4SLinus Torvalds 8407bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS 8417bcf7717SRalf Baechle bool 8427bcf7717SRalf Baechle default y 8437bcf7717SRalf Baechle 844f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE 845f5ff0a28SRalf Baechle bool 846f5ff0a28SRalf Baechle default y 847f5ff0a28SRalf Baechle 848ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER 8491cc89038SAtsushi Nemoto bool 8501cc89038SAtsushi Nemoto default y 8511cc89038SAtsushi Nemoto 8521da177e4SLinus Torvalds# 8531da177e4SLinus Torvalds# Select some configuration options automatically based on user selections. 8541da177e4SLinus Torvalds# 8551da177e4SLinus Torvaldsconfig ARC 8561da177e4SLinus Torvalds bool 8571da177e4SLinus Torvalds 85861ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC 85961ed242dSRalf Baechle bool 86061ed242dSRalf Baechle 8619267a30dSMarc St-Jeanconfig BOOT_RAW 8629267a30dSMarc St-Jean bool 8639267a30dSMarc St-Jean 864217dd11eSRalf Baechleconfig CEVT_BCM1480 865217dd11eSRalf Baechle bool 866217dd11eSRalf Baechle 8676457d9fcSYoichi Yuasaconfig CEVT_DS1287 8686457d9fcSYoichi Yuasa bool 8696457d9fcSYoichi Yuasa 8701097c6acSYoichi Yuasaconfig CEVT_GT641XX 8711097c6acSYoichi Yuasa bool 8721097c6acSYoichi Yuasa 873779e7d41SManuel Laussconfig CEVT_R4K_LIB 874779e7d41SManuel Lauss bool 875779e7d41SManuel Lauss 87642f77542SRalf Baechleconfig CEVT_R4K 877779e7d41SManuel Lauss select CEVT_R4K_LIB 87842f77542SRalf Baechle bool 87942f77542SRalf Baechle 880217dd11eSRalf Baechleconfig CEVT_SB1250 881217dd11eSRalf Baechle bool 882217dd11eSRalf Baechle 883229f773eSAtsushi Nemotoconfig CEVT_TXX9 884229f773eSAtsushi Nemoto bool 885229f773eSAtsushi Nemoto 886217dd11eSRalf Baechleconfig CSRC_BCM1480 887217dd11eSRalf Baechle bool 888217dd11eSRalf Baechle 8894247417dSYoichi Yuasaconfig CSRC_IOASIC 8904247417dSYoichi Yuasa bool 8914247417dSYoichi Yuasa 892a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV 893a3a0f8c8SDavid VomLehn bool 894a3a0f8c8SDavid VomLehn 895779e7d41SManuel Laussconfig CSRC_R4K_LIB 896779e7d41SManuel Lauss bool 897779e7d41SManuel Lauss 898940f6b48SRalf Baechleconfig CSRC_R4K 899779e7d41SManuel Lauss select CSRC_R4K_LIB 900940f6b48SRalf Baechle bool 901940f6b48SRalf Baechle 902217dd11eSRalf Baechleconfig CSRC_SB1250 903217dd11eSRalf Baechle bool 904217dd11eSRalf Baechle 905a9aec7feSAtsushi Nemotoconfig GPIO_TXX9 906a9aec7feSAtsushi Nemoto select GENERIC_GPIO 9077444a72eSMichael Buesch select ARCH_REQUIRE_GPIOLIB 908a9aec7feSAtsushi Nemoto bool 909a9aec7feSAtsushi Nemoto 910df78b5c8SAurelien Jarnoconfig CFE 911df78b5c8SAurelien Jarno bool 912df78b5c8SAurelien Jarno 9134bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT 9144bafad92SFUJITA Tomonori def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT 9154bafad92SFUJITA Tomonori 9161da177e4SLinus Torvaldsconfig DMA_COHERENT 9171da177e4SLinus Torvalds bool 9181da177e4SLinus Torvalds 9191da177e4SLinus Torvaldsconfig DMA_NONCOHERENT 9201da177e4SLinus Torvalds bool 921e1e02b32SFUJITA Tomonori select NEED_DMA_MAP_STATE 9224ce588cdSRalf Baechle 923e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 9244ce588cdSRalf Baechle bool 9251da177e4SLinus Torvalds 92636a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK 9271da177e4SLinus Torvalds bool 9281da177e4SLinus Torvalds 929dbb74540SRalf Baechleconfig HOTPLUG_CPU 9301b2bc75cSRalf Baechle bool "Support for hot-pluggable CPUs" 9311b2bc75cSRalf Baechle depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU 9321b2bc75cSRalf Baechle help 9331b2bc75cSRalf Baechle Say Y here to allow turning CPUs off and on. CPUs can be 9341b2bc75cSRalf Baechle controlled through /sys/devices/system/cpu. 9351b2bc75cSRalf Baechle (Note: power management support will enable this option 9361b2bc75cSRalf Baechle automatically on SMP systems. ) 9371b2bc75cSRalf Baechle Say N if you want to disable CPU hotplug. 9381b2bc75cSRalf Baechle 9391b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU 940dbb74540SRalf Baechle bool 941dbb74540SRalf Baechle 9421da177e4SLinus Torvaldsconfig I8259 9431da177e4SLinus Torvalds bool 9441da177e4SLinus Torvalds 9451da177e4SLinus Torvaldsconfig MIPS_BONITO64 9461da177e4SLinus Torvalds bool 9471da177e4SLinus Torvalds 9481da177e4SLinus Torvaldsconfig MIPS_MSC 9491da177e4SLinus Torvalds bool 9501da177e4SLinus Torvalds 9511f21d2bdSBrian Murphyconfig MIPS_NILE4 9521f21d2bdSBrian Murphy bool 9531f21d2bdSBrian Murphy 9541da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE 9551da177e4SLinus Torvalds bool 9561da177e4SLinus Torvalds 95739b8d525SRalf Baechleconfig SYNC_R4K 95839b8d525SRalf Baechle bool 95939b8d525SRalf Baechle 960487d70d0SGabor Juhosconfig MIPS_MACHINE 961487d70d0SGabor Juhos def_bool n 962487d70d0SGabor Juhos 963d388d685SMaciej W. Rozyckiconfig NO_IOPORT 964d388d685SMaciej W. Rozycki def_bool n 965d388d685SMaciej W. Rozycki 9668313da30SRalf Baechleconfig GENERIC_ISA_DMA 9678313da30SRalf Baechle bool 9688313da30SRalf Baechle select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 969a35bee8aSNamhyung Kim select ISA_DMA_API 9708313da30SRalf Baechle 971aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN 972aa414dffSRalf Baechle bool 9738313da30SRalf Baechle select GENERIC_ISA_DMA 974aa414dffSRalf Baechle 975a35bee8aSNamhyung Kimconfig ISA_DMA_API 976a35bee8aSNamhyung Kim bool 977a35bee8aSNamhyung Kim 97809663335SYoichi Yuasaconfig GENERIC_GPIO 97909663335SYoichi Yuasa bool 98009663335SYoichi Yuasa 981465aaed0SDavid Daneyconfig HOLES_IN_ZONE 982465aaed0SDavid Daney bool 983465aaed0SDavid Daney 9845e83d430SRalf Baechle# 9853cb2fcccSMatt LaPlante# Endianess selection. Sufficiently obscure so many users don't know what to 9865e83d430SRalf Baechle# answer,so we try hard to limit the available choices. Also the use of a 9875e83d430SRalf Baechle# choice statement should be more obvious to the user. 9885e83d430SRalf Baechle# 9895e83d430SRalf Baechlechoice 9905e83d430SRalf Baechle prompt "Endianess selection" 9911da177e4SLinus Torvalds help 9921da177e4SLinus Torvalds Some MIPS machines can be configured for either little or big endian 9935e83d430SRalf Baechle byte order. These modes require different kernels and a different 9943cb2fcccSMatt LaPlante Linux distribution. In general there is one preferred byteorder for a 9955e83d430SRalf Baechle particular system but some systems are just as commonly used in the 9963dde6ad8SDavid Sterba one or the other endianness. 9975e83d430SRalf Baechle 9985e83d430SRalf Baechleconfig CPU_BIG_ENDIAN 9995e83d430SRalf Baechle bool "Big endian" 10005e83d430SRalf Baechle depends on SYS_SUPPORTS_BIG_ENDIAN 10015e83d430SRalf Baechle 10025e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN 10035e83d430SRalf Baechle bool "Little endian" 10045e83d430SRalf Baechle depends on SYS_SUPPORTS_LITTLE_ENDIAN 10055e83d430SRalf Baechle help 10065e83d430SRalf Baechle 10075e83d430SRalf Baechleendchoice 10085e83d430SRalf Baechle 100922b0763aSDavid Daneyconfig EXPORT_UASM 101022b0763aSDavid Daney bool 101122b0763aSDavid Daney 10122116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION 10132116245eSRalf Baechle bool 10142116245eSRalf Baechle 10155e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN 10165e83d430SRalf Baechle bool 10175e83d430SRalf Baechle 10185e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN 10195e83d430SRalf Baechle bool 10201da177e4SLinus Torvalds 10219cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS 10229cffd154SDavid Daney bool 10239cffd154SDavid Daney depends on CPU_SUPPORTS_HUGEPAGES && 64BIT 10249cffd154SDavid Daney default y 10259cffd154SDavid Daney 10261da177e4SLinus Torvaldsconfig IRQ_CPU 10271da177e4SLinus Torvalds bool 10281da177e4SLinus Torvalds 10291da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K 10301da177e4SLinus Torvalds bool 10311da177e4SLinus Torvalds 10325e83d430SRalf Baechleconfig IRQ_CPU_RM9K 10335e83d430SRalf Baechle bool 10345e83d430SRalf Baechle 10359267a30dSMarc St-Jeanconfig IRQ_MSP_SLP 10369267a30dSMarc St-Jean bool 10379267a30dSMarc St-Jean 10389267a30dSMarc St-Jeanconfig IRQ_MSP_CIC 10399267a30dSMarc St-Jean bool 10409267a30dSMarc St-Jean 10418420fd00SAtsushi Nemotoconfig IRQ_TXX9 10428420fd00SAtsushi Nemoto bool 10438420fd00SAtsushi Nemoto 1044d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX 1045d5ab1a69SYoichi Yuasa bool 1046d5ab1a69SYoichi Yuasa 104739b8d525SRalf Baechleconfig IRQ_GIC 104839b8d525SRalf Baechle bool 104939b8d525SRalf Baechle 10501da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN 10511da177e4SLinus Torvalds bool 10521da177e4SLinus Torvalds 1053252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0 10541da177e4SLinus Torvalds bool 10551da177e4SLinus Torvalds 10569267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL 10579267a30dSMarc St-Jean bool 10589267a30dSMarc St-Jean 1059663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122 1060663c3d90Sthomas@koeller.dyndns.org bool 1061663c3d90Sthomas@koeller.dyndns.org select SERIAL_RM9000 1062663c3d90Sthomas@koeller.dyndns.org 1063a83860c2SRalf Baechleconfig SOC_EMMA2RH 1064a83860c2SRalf Baechle bool 1065a83860c2SRalf Baechle select CEVT_R4K 1066a83860c2SRalf Baechle select CSRC_R4K 1067a83860c2SRalf Baechle select DMA_NONCOHERENT 1068a83860c2SRalf Baechle select IRQ_CPU 1069a83860c2SRalf Baechle select SWAP_IO_SPACE 1070a83860c2SRalf Baechle select SYS_HAS_CPU_R5500 1071a83860c2SRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 1072a83860c2SRalf Baechle select SYS_SUPPORTS_64BIT_KERNEL 1073a83860c2SRalf Baechle select SYS_SUPPORTS_BIG_ENDIAN 1074a83860c2SRalf Baechle 1075edb6310aSDaniel Lairdconfig SOC_PNX833X 1076edb6310aSDaniel Laird bool 1077edb6310aSDaniel Laird select CEVT_R4K 1078edb6310aSDaniel Laird select CSRC_R4K 1079edb6310aSDaniel Laird select IRQ_CPU 1080edb6310aSDaniel Laird select DMA_NONCOHERENT 1081edb6310aSDaniel Laird select SYS_HAS_CPU_MIPS32_R2 1082edb6310aSDaniel Laird select SYS_SUPPORTS_32BIT_KERNEL 1083edb6310aSDaniel Laird select SYS_SUPPORTS_LITTLE_ENDIAN 1084edb6310aSDaniel Laird select SYS_SUPPORTS_BIG_ENDIAN 1085edb6310aSDaniel Laird select GENERIC_GPIO 1086edb6310aSDaniel Laird select CPU_MIPSR2_IRQ_VI 1087edb6310aSDaniel Laird 1088edb6310aSDaniel Lairdconfig SOC_PNX8335 1089edb6310aSDaniel Laird bool 1090edb6310aSDaniel Laird select SOC_PNX833X 1091edb6310aSDaniel Laird 1092bdf21b18SPete Popovconfig PNX8550 1093bdf21b18SPete Popov bool 1094bdf21b18SPete Popov select SOC_PNX8550 1095bdf21b18SPete Popov 1096bdf21b18SPete Popovconfig SOC_PNX8550 1097bdf21b18SPete Popov bool 1098bdf21b18SPete Popov select DMA_NONCOHERENT 1099bdf21b18SPete Popov select HW_HAS_PCI 1100b8c2a77cSRalf Baechle select SYS_HAS_CPU_MIPS32_R1 110136a88530SRalf Baechle select SYS_HAS_EARLY_PRINTK 11027cf8053bSRalf Baechle select SYS_SUPPORTS_32BIT_KERNEL 11034ead1681SFlorian Fainelli select GENERIC_GPIO 1104bdf21b18SPete Popov 11051da177e4SLinus Torvaldsconfig SWAP_IO_SPACE 11061da177e4SLinus Torvalds bool 11071da177e4SLinus Torvalds 1108663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000 1109663c3d90Sthomas@koeller.dyndns.org bool 1110663c3d90Sthomas@koeller.dyndns.org 1111e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG 1112e2defae5SThomas Bogendoerfer bool 1113e2defae5SThomas Bogendoerfer 11145b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2 11155b438c44SThomas Bogendoerfer bool 11165b438c44SThomas Bogendoerfer 1117e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ 1118e2defae5SThomas Bogendoerfer bool 1119e2defae5SThomas Bogendoerfer 1120e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93 1121e2defae5SThomas Bogendoerfer bool 1122e2defae5SThomas Bogendoerfer 1123e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG 1124e2defae5SThomas Bogendoerfer bool 1125e2defae5SThomas Bogendoerfer 1126e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042 1127e2defae5SThomas Bogendoerfer bool 1128e2defae5SThomas Bogendoerfer 1129e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION 1130e2defae5SThomas Bogendoerfer bool 1131e2defae5SThomas Bogendoerfer 11325e83d430SRalf Baechleconfig ARC32 11335e83d430SRalf Baechle bool 11345e83d430SRalf Baechle 1135231a35d3SThomas Bogendoerferconfig SNIPROM 1136231a35d3SThomas Bogendoerfer bool 1137231a35d3SThomas Bogendoerfer 11381da177e4SLinus Torvaldsconfig BOOT_ELF32 11391da177e4SLinus Torvalds bool 11401da177e4SLinus Torvalds 11411da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT 11421da177e4SLinus Torvalds int 1143c7088755SRalf Baechle default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL 11440db2b74eSRalf Baechle default "6" if MIPS_CPU_SCACHE 1145a86c7f72SDavid Daney default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON 11461da177e4SLinus Torvalds default "5" 11471da177e4SLinus Torvalds 11481da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT 11491da177e4SLinus Torvalds bool 11501da177e4SLinus Torvalds 11511da177e4SLinus Torvaldsconfig ARC_CONSOLE 11521da177e4SLinus Torvalds bool "ARC console support" 1153e2defae5SThomas Bogendoerfer depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 11541da177e4SLinus Torvalds 11551da177e4SLinus Torvaldsconfig ARC_MEMORY 11561da177e4SLinus Torvalds bool 115714b36af4SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP32 11581da177e4SLinus Torvalds default y 11591da177e4SLinus Torvalds 11601da177e4SLinus Torvaldsconfig ARC_PROMLIB 11611da177e4SLinus Torvalds bool 1162e2defae5SThomas Bogendoerfer depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 11631da177e4SLinus Torvalds default y 11641da177e4SLinus Torvalds 11651da177e4SLinus Torvaldsconfig ARC64 11661da177e4SLinus Torvalds bool 11671da177e4SLinus Torvalds 11681da177e4SLinus Torvaldsconfig BOOT_ELF64 11691da177e4SLinus Torvalds bool 11701da177e4SLinus Torvalds 11711da177e4SLinus Torvaldsmenu "CPU selection" 11721da177e4SLinus Torvalds 11731da177e4SLinus Torvaldschoice 11741da177e4SLinus Torvalds prompt "CPU type" 11751da177e4SLinus Torvalds default CPU_R4X00 11761da177e4SLinus Torvalds 11773702bba5SWu Zhangjinconfig CPU_LOONGSON2E 11783702bba5SWu Zhangjin bool "Loongson 2E" 11793702bba5SWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2E 11803702bba5SWu Zhangjin select CPU_LOONGSON2 11812a21c730SFuxin Zhang help 11822a21c730SFuxin Zhang The Loongson 2E processor implements the MIPS III instruction set 11832a21c730SFuxin Zhang with many extensions. 11842a21c730SFuxin Zhang 118525985edcSLucas De Marchi It has an internal FPGA northbridge, which is compatible to 11866f7a251aSWu Zhangjin bonito64. 11876f7a251aSWu Zhangjin 11886f7a251aSWu Zhangjinconfig CPU_LOONGSON2F 11896f7a251aSWu Zhangjin bool "Loongson 2F" 11906f7a251aSWu Zhangjin depends on SYS_HAS_CPU_LOONGSON2F 11916f7a251aSWu Zhangjin select CPU_LOONGSON2 1192c197da91SArnaud Patard select GENERIC_GPIO 1193c197da91SArnaud Patard select ARCH_REQUIRE_GPIOLIB 11946f7a251aSWu Zhangjin help 11956f7a251aSWu Zhangjin The Loongson 2F processor implements the MIPS III instruction set 11966f7a251aSWu Zhangjin with many extensions. 11976f7a251aSWu Zhangjin 11986f7a251aSWu Zhangjin Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 11996f7a251aSWu Zhangjin have a similar programming interface with FPGA northbridge used in 12006f7a251aSWu Zhangjin Loongson2E. 12016f7a251aSWu Zhangjin 12026e760c8dSRalf Baechleconfig CPU_MIPS32_R1 12036e760c8dSRalf Baechle bool "MIPS32 Release 1" 12047cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R1 12056e760c8dSRalf Baechle select CPU_HAS_PREFETCH 1206797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1207ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12086e760c8dSRalf Baechle help 12095e83d430SRalf Baechle Choose this option to build a kernel for release 1 or later of the 12101e5f1caaSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12111e5f1caaSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12121e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12131e5f1caaSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12141e5f1caaSRalf Baechle Release 2 of the MIPS32 architecture is available since several 12151e5f1caaSRalf Baechle years so chances are you even have a MIPS32 Release 2 processor 12161e5f1caaSRalf Baechle in which case you should choose CPU_MIPS32_R2 instead for better 12171e5f1caaSRalf Baechle performance. 12181e5f1caaSRalf Baechle 12191e5f1caaSRalf Baechleconfig CPU_MIPS32_R2 12201e5f1caaSRalf Baechle bool "MIPS32 Release 2" 12217cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS32_R2 12221e5f1caaSRalf Baechle select CPU_HAS_PREFETCH 1223797798c1SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 1224ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12251e5f1caaSRalf Baechle help 12265e83d430SRalf Baechle Choose this option to build a kernel for release 2 or later of the 12276e760c8dSRalf Baechle MIPS32 architecture. Most modern embedded systems with a 32-bit 12286e760c8dSRalf Baechle MIPS processor are based on a MIPS32 processor. If you know the 12296e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12306e760c8dSRalf Baechle otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 12311da177e4SLinus Torvalds 12326e760c8dSRalf Baechleconfig CPU_MIPS64_R1 12336e760c8dSRalf Baechle bool "MIPS64 Release 1" 12347cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R1 1235797798c1SRalf Baechle select CPU_HAS_PREFETCH 1236ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1237ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1238ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12399cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12406e760c8dSRalf Baechle help 12416e760c8dSRalf Baechle Choose this option to build a kernel for release 1 or later of the 12426e760c8dSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12436e760c8dSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12446e760c8dSRalf Baechle specific type of processor in your system, choose those that one 12456e760c8dSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12461e5f1caaSRalf Baechle Release 2 of the MIPS64 architecture is available since several 12471e5f1caaSRalf Baechle years so chances are you even have a MIPS64 Release 2 processor 12481e5f1caaSRalf Baechle in which case you should choose CPU_MIPS64_R2 instead for better 12491e5f1caaSRalf Baechle performance. 12501e5f1caaSRalf Baechle 12511e5f1caaSRalf Baechleconfig CPU_MIPS64_R2 12521e5f1caaSRalf Baechle bool "MIPS64 Release 2" 12537cf8053bSRalf Baechle depends on SYS_HAS_CPU_MIPS64_R2 1254797798c1SRalf Baechle select CPU_HAS_PREFETCH 12551e5f1caaSRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 12561e5f1caaSRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 1257ec28f306SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12589cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 12591e5f1caaSRalf Baechle help 12601e5f1caaSRalf Baechle Choose this option to build a kernel for release 2 or later of the 12611e5f1caaSRalf Baechle MIPS64 architecture. Many modern embedded systems with a 64-bit 12621e5f1caaSRalf Baechle MIPS processor are based on a MIPS64 processor. If you know the 12631e5f1caaSRalf Baechle specific type of processor in your system, choose those that one 12641e5f1caaSRalf Baechle otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 12651da177e4SLinus Torvalds 12661da177e4SLinus Torvaldsconfig CPU_R3000 12671da177e4SLinus Torvalds bool "R3000" 12687cf8053bSRalf Baechle depends on SYS_HAS_CPU_R3000 1269f7062ddbSRalf Baechle select CPU_HAS_WB 1270ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1271797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 12721da177e4SLinus Torvalds help 12731da177e4SLinus Torvalds Please make sure to pick the right CPU type. Linux/MIPS is not 12741da177e4SLinus Torvalds designed to be generic, i.e. Kernels compiled for R3000 CPUs will 12751da177e4SLinus Torvalds *not* work on R4000 machines and vice versa. However, since most 12761da177e4SLinus Torvalds of the supported machines have an R4000 (or similar) CPU, R4x00 12771da177e4SLinus Torvalds might be a safe bet. If the resulting kernel does not work, 12781da177e4SLinus Torvalds try to recompile with R3000. 12791da177e4SLinus Torvalds 12801da177e4SLinus Torvaldsconfig CPU_TX39XX 12811da177e4SLinus Torvalds bool "R39XX" 12827cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX39XX 1283ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 12841da177e4SLinus Torvalds 12851da177e4SLinus Torvaldsconfig CPU_VR41XX 12861da177e4SLinus Torvalds bool "R41xx" 12877cf8053bSRalf Baechle depends on SYS_HAS_CPU_VR41XX 1288ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1289ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 12901da177e4SLinus Torvalds help 12915e83d430SRalf Baechle The options selects support for the NEC VR4100 series of processors. 12921da177e4SLinus Torvalds Only choose this option if you have one of these processors as a 12931da177e4SLinus Torvalds kernel built with this option will not run on any other type of 12941da177e4SLinus Torvalds processor or vice versa. 12951da177e4SLinus Torvalds 12961da177e4SLinus Torvaldsconfig CPU_R4300 12971da177e4SLinus Torvalds bool "R4300" 12987cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4300 1299ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1300ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13011da177e4SLinus Torvalds help 13021da177e4SLinus Torvalds MIPS Technologies R4300-series processors. 13031da177e4SLinus Torvalds 13041da177e4SLinus Torvaldsconfig CPU_R4X00 13051da177e4SLinus Torvalds bool "R4x00" 13067cf8053bSRalf Baechle depends on SYS_HAS_CPU_R4X00 1307ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1308ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13091da177e4SLinus Torvalds help 13101da177e4SLinus Torvalds MIPS Technologies R4000-series processors other than 4300, including 13111da177e4SLinus Torvalds the R4000, R4400, R4600, and 4700. 13121da177e4SLinus Torvalds 13131da177e4SLinus Torvaldsconfig CPU_TX49XX 13141da177e4SLinus Torvalds bool "R49XX" 13157cf8053bSRalf Baechle depends on SYS_HAS_CPU_TX49XX 1316de862b48SAtsushi Nemoto select CPU_HAS_PREFETCH 1317ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1318ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13191da177e4SLinus Torvalds 13201da177e4SLinus Torvaldsconfig CPU_R5000 13211da177e4SLinus Torvalds bool "R5000" 13227cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5000 1323ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1324ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13251da177e4SLinus Torvalds help 13261da177e4SLinus Torvalds MIPS Technologies R5000-series processors other than the Nevada. 13271da177e4SLinus Torvalds 13281da177e4SLinus Torvaldsconfig CPU_R5432 13291da177e4SLinus Torvalds bool "R5432" 13307cf8053bSRalf Baechle depends on SYS_HAS_CPU_R5432 13315e83d430SRalf Baechle select CPU_SUPPORTS_32BIT_KERNEL 13325e83d430SRalf Baechle select CPU_SUPPORTS_64BIT_KERNEL 13331da177e4SLinus Torvalds 1334542c1020SShinya Kuribayashiconfig CPU_R5500 1335542c1020SShinya Kuribayashi bool "R5500" 1336542c1020SShinya Kuribayashi depends on SYS_HAS_CPU_R5500 1337542c1020SShinya Kuribayashi select CPU_SUPPORTS_32BIT_KERNEL 1338542c1020SShinya Kuribayashi select CPU_SUPPORTS_64BIT_KERNEL 13399cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1340542c1020SShinya Kuribayashi help 1341542c1020SShinya Kuribayashi NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1342542c1020SShinya Kuribayashi instruction set. 1343542c1020SShinya Kuribayashi 13441da177e4SLinus Torvaldsconfig CPU_R6000 13451da177e4SLinus Torvalds bool "R6000" 1346ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13477cf8053bSRalf Baechle depends on SYS_HAS_CPU_R6000 1348ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 13491da177e4SLinus Torvalds help 13501da177e4SLinus Torvalds MIPS Technologies R6000 and R6000A series processors. Note these 1351c09b47d8SChris Dearman processors are extremely rare and the support for them is incomplete. 13521da177e4SLinus Torvalds 13531da177e4SLinus Torvaldsconfig CPU_NEVADA 13541da177e4SLinus Torvalds bool "RM52xx" 13557cf8053bSRalf Baechle depends on SYS_HAS_CPU_NEVADA 1356ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1357ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13581da177e4SLinus Torvalds help 13591da177e4SLinus Torvalds QED / PMC-Sierra RM52xx-series ("Nevada") processors. 13601da177e4SLinus Torvalds 13611da177e4SLinus Torvaldsconfig CPU_R8000 13621da177e4SLinus Torvalds bool "R8000" 1363ed5ba2fbSYoichi Yuasa depends on EXPERIMENTAL 13647cf8053bSRalf Baechle depends on SYS_HAS_CPU_R8000 13655e83d430SRalf Baechle select CPU_HAS_PREFETCH 1366ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 13671da177e4SLinus Torvalds help 13681da177e4SLinus Torvalds MIPS Technologies R8000 processors. Note these processors are 13691da177e4SLinus Torvalds uncommon and the support for them is incomplete. 13701da177e4SLinus Torvalds 13711da177e4SLinus Torvaldsconfig CPU_R10000 13721da177e4SLinus Torvalds bool "R10000" 13737cf8053bSRalf Baechle depends on SYS_HAS_CPU_R10000 13745e83d430SRalf Baechle select CPU_HAS_PREFETCH 1375ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1376ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1377797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13781da177e4SLinus Torvalds help 13791da177e4SLinus Torvalds MIPS Technologies R10000-series processors. 13801da177e4SLinus Torvalds 13811da177e4SLinus Torvaldsconfig CPU_RM7000 13821da177e4SLinus Torvalds bool "RM7000" 13837cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM7000 13845e83d430SRalf Baechle select CPU_HAS_PREFETCH 1385ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1386ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1387797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13881da177e4SLinus Torvalds 13891da177e4SLinus Torvaldsconfig CPU_RM9000 13901da177e4SLinus Torvalds bool "RM9000" 13917cf8053bSRalf Baechle depends on SYS_HAS_CPU_RM9000 13925e83d430SRalf Baechle select CPU_HAS_PREFETCH 1393ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1394ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1395797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 13960004a9dfSRalf Baechle select WEAK_ORDERING 13971da177e4SLinus Torvalds 13981da177e4SLinus Torvaldsconfig CPU_SB1 13991da177e4SLinus Torvalds bool "SB1" 14007cf8053bSRalf Baechle depends on SYS_HAS_CPU_SB1 1401ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_32BIT_KERNEL 1402ed5ba2fbSYoichi Yuasa select CPU_SUPPORTS_64BIT_KERNEL 1403797798c1SRalf Baechle select CPU_SUPPORTS_HIGHMEM 14040004a9dfSRalf Baechle select WEAK_ORDERING 14051da177e4SLinus Torvalds 1406a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON 1407a86c7f72SDavid Daney bool "Cavium Octeon processor" 14085e683389SDavid Daney depends on SYS_HAS_CPU_CAVIUM_OCTEON 1409a86c7f72SDavid Daney select CPU_HAS_PREFETCH 1410a86c7f72SDavid Daney select CPU_SUPPORTS_64BIT_KERNEL 1411a86c7f72SDavid Daney select SYS_SUPPORTS_SMP 1412a86c7f72SDavid Daney select NR_CPUS_DEFAULT_16 1413a86c7f72SDavid Daney select WEAK_ORDERING 1414a86c7f72SDavid Daney select CPU_SUPPORTS_HIGHMEM 14159cffd154SDavid Daney select CPU_SUPPORTS_HUGEPAGES 1416a86c7f72SDavid Daney help 1417a86c7f72SDavid Daney The Cavium Octeon processor is a highly integrated chip containing 1418a86c7f72SDavid Daney many ethernet hardware widgets for networking tasks. The processor 1419a86c7f72SDavid Daney can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1420a86c7f72SDavid Daney Full details can be found at http://www.caviumnetworks.com. 1421a86c7f72SDavid Daney 1422c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300 1423c1c0c461SKevin Cernekee bool "BMIPS3300" 1424c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS3300 1425c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1426c1c0c461SKevin Cernekee select IRQ_CPU 1427c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1428c1c0c461SKevin Cernekee select SYS_SUPPORTS_32BIT_KERNEL 1429c1c0c461SKevin Cernekee select WEAK_ORDERING 1430c1c0c461SKevin Cernekee help 1431c1c0c461SKevin Cernekee Broadcom BMIPS3300 processors. 1432c1c0c461SKevin Cernekee 1433c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350 1434c1c0c461SKevin Cernekee bool "BMIPS4350" 1435c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4350 1436c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1437c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1438c1c0c461SKevin Cernekee select IRQ_CPU 1439c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1440c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1441c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1442c1c0c461SKevin Cernekee select WEAK_ORDERING 1443c1c0c461SKevin Cernekee help 1444c1c0c461SKevin Cernekee Broadcom BMIPS4350 ("VIPER") processors. 1445c1c0c461SKevin Cernekee 1446c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380 1447c1c0c461SKevin Cernekee bool "BMIPS4380" 1448c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS4380 1449c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1450c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1451c1c0c461SKevin Cernekee select IRQ_CPU 1452c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1453c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1454c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1455c1c0c461SKevin Cernekee select WEAK_ORDERING 1456c1c0c461SKevin Cernekee help 1457c1c0c461SKevin Cernekee Broadcom BMIPS4380 processors. 1458c1c0c461SKevin Cernekee 1459c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000 1460c1c0c461SKevin Cernekee bool "BMIPS5000" 1461c1c0c461SKevin Cernekee depends on SYS_HAS_CPU_BMIPS5000 1462c1c0c461SKevin Cernekee select CPU_SUPPORTS_32BIT_KERNEL 1463c1c0c461SKevin Cernekee select CPU_SUPPORTS_HIGHMEM 1464c1c0c461SKevin Cernekee select DMA_NONCOHERENT 1465c1c0c461SKevin Cernekee select IRQ_CPU 1466c1c0c461SKevin Cernekee select SWAP_IO_SPACE 1467c1c0c461SKevin Cernekee select SYS_SUPPORTS_SMP 1468c1c0c461SKevin Cernekee select SYS_SUPPORTS_HOTPLUG_CPU 1469c1c0c461SKevin Cernekee select WEAK_ORDERING 1470c1c0c461SKevin Cernekee help 1471c1c0c461SKevin Cernekee Broadcom BMIPS5000 processors. 1472c1c0c461SKevin Cernekee 14737f058e85SJayachandran Cconfig CPU_XLR 14747f058e85SJayachandran C bool "Netlogic XLR SoC" 14757f058e85SJayachandran C depends on SYS_HAS_CPU_XLR 14767f058e85SJayachandran C select CPU_SUPPORTS_32BIT_KERNEL 14777f058e85SJayachandran C select CPU_SUPPORTS_64BIT_KERNEL 14787f058e85SJayachandran C select CPU_SUPPORTS_HIGHMEM 14797f058e85SJayachandran C select WEAK_ORDERING 14807f058e85SJayachandran C select WEAK_REORDERING_BEYOND_LLSC 14817f058e85SJayachandran C select CPU_SUPPORTS_HUGEPAGES 14827f058e85SJayachandran C help 14837f058e85SJayachandran C Netlogic Microsystems XLR/XLS processors. 14841da177e4SLinus Torvaldsendchoice 14851da177e4SLinus Torvalds 1486622844bfSWu Zhangjinif CPU_LOONGSON2F 1487622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS 1488622844bfSWu Zhangjin bool 1489622844bfSWu Zhangjin 1490622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS 1491622844bfSWu Zhangjin bool 1492622844bfSWu Zhangjin 1493622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS 1494622844bfSWu Zhangjin bool "Loongson 2F Workarounds" 1495622844bfSWu Zhangjin default y 1496622844bfSWu Zhangjin select CPU_NOP_WORKAROUNDS 1497622844bfSWu Zhangjin select CPU_JUMP_WORKAROUNDS 1498622844bfSWu Zhangjin help 1499622844bfSWu Zhangjin Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1500622844bfSWu Zhangjin require workarounds. Without workarounds the system may hang 1501622844bfSWu Zhangjin unexpectedly. For more information please refer to the gas 1502622844bfSWu Zhangjin -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1503622844bfSWu Zhangjin 1504622844bfSWu Zhangjin Loongson 2F03 and later have fixed these issues and no workarounds 1505622844bfSWu Zhangjin are needed. The workarounds have no significant side effect on them 1506622844bfSWu Zhangjin but may decrease the performance of the system so this option should 1507622844bfSWu Zhangjin be disabled unless the kernel is intended to be run on 2F01 or 2F02 1508622844bfSWu Zhangjin systems. 1509622844bfSWu Zhangjin 1510622844bfSWu Zhangjin If unsure, please say Y. 1511622844bfSWu Zhangjinendif # CPU_LOONGSON2F 1512622844bfSWu Zhangjin 15131b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT 15141b93b3c3SWu Zhangjin bool 15151b93b3c3SWu Zhangjin select HAVE_KERNEL_GZIP 15161b93b3c3SWu Zhangjin select HAVE_KERNEL_BZIP2 15171b93b3c3SWu Zhangjin select HAVE_KERNEL_LZMA 1518fe1d45e0SWu Zhangjin select HAVE_KERNEL_LZO 15191b93b3c3SWu Zhangjin 15201b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550 15211b93b3c3SWu Zhangjin bool 15221b93b3c3SWu Zhangjin select SYS_SUPPORTS_ZBOOT 15231b93b3c3SWu Zhangjin 15243702bba5SWu Zhangjinconfig CPU_LOONGSON2 15253702bba5SWu Zhangjin bool 15263702bba5SWu Zhangjin select CPU_SUPPORTS_32BIT_KERNEL 15273702bba5SWu Zhangjin select CPU_SUPPORTS_64BIT_KERNEL 15283702bba5SWu Zhangjin select CPU_SUPPORTS_HIGHMEM 15293702bba5SWu Zhangjin 15303702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E 15312a21c730SFuxin Zhang bool 15322a21c730SFuxin Zhang 15336f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F 15346f7a251aSWu Zhangjin bool 153555045ff5SWu Zhangjin select CPU_SUPPORTS_CPUFREQ 153655045ff5SWu Zhangjin select CPU_SUPPORTS_ADDRWINCFG if 64BIT 153722f1fdfdSWu Zhangjin select CPU_SUPPORTS_UNCACHED_ACCELERATED 15386f7a251aSWu Zhangjin 15397cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1 15407cf8053bSRalf Baechle bool 15417cf8053bSRalf Baechle 15427cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2 15437cf8053bSRalf Baechle bool 15447cf8053bSRalf Baechle 15457cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1 15467cf8053bSRalf Baechle bool 15477cf8053bSRalf Baechle 15487cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2 15497cf8053bSRalf Baechle bool 15507cf8053bSRalf Baechle 15517cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000 15527cf8053bSRalf Baechle bool 15537cf8053bSRalf Baechle 15547cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX 15557cf8053bSRalf Baechle bool 15567cf8053bSRalf Baechle 15577cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX 15587cf8053bSRalf Baechle bool 15597cf8053bSRalf Baechle 15607cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300 15617cf8053bSRalf Baechle bool 15627cf8053bSRalf Baechle 15637cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00 15647cf8053bSRalf Baechle bool 15657cf8053bSRalf Baechle 15667cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX 15677cf8053bSRalf Baechle bool 15687cf8053bSRalf Baechle 15697cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000 15707cf8053bSRalf Baechle bool 15717cf8053bSRalf Baechle 15727cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432 15737cf8053bSRalf Baechle bool 15747cf8053bSRalf Baechle 1575542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500 1576542c1020SShinya Kuribayashi bool 1577542c1020SShinya Kuribayashi 15787cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000 15797cf8053bSRalf Baechle bool 15807cf8053bSRalf Baechle 15817cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA 15827cf8053bSRalf Baechle bool 15837cf8053bSRalf Baechle 15847cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000 15857cf8053bSRalf Baechle bool 15867cf8053bSRalf Baechle 15877cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000 15887cf8053bSRalf Baechle bool 15897cf8053bSRalf Baechle 15907cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000 15917cf8053bSRalf Baechle bool 15927cf8053bSRalf Baechle 15937cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000 15947cf8053bSRalf Baechle bool 15957cf8053bSRalf Baechle 15967cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1 15977cf8053bSRalf Baechle bool 15987cf8053bSRalf Baechle 15995e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON 16005e683389SDavid Daney bool 16015e683389SDavid Daney 1602c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300 1603c1c0c461SKevin Cernekee bool 1604c1c0c461SKevin Cernekee 1605c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350 1606c1c0c461SKevin Cernekee bool 1607c1c0c461SKevin Cernekee 1608c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380 1609c1c0c461SKevin Cernekee bool 1610c1c0c461SKevin Cernekee 1611c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000 1612c1c0c461SKevin Cernekee bool 1613c1c0c461SKevin Cernekee 16147f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR 16157f058e85SJayachandran C bool 16167f058e85SJayachandran C 161717099b11SRalf Baechle# 161817099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W 161917099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 162017099b11SRalf Baechle# 16210004a9dfSRalf Baechleconfig WEAK_ORDERING 16220004a9dfSRalf Baechle bool 162317099b11SRalf Baechle 162417099b11SRalf Baechle# 162517099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC 162617099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 162717099b11SRalf Baechle# 162817099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC 162917099b11SRalf Baechle bool 16305e83d430SRalf Baechleendmenu 16315e83d430SRalf Baechle 16325e83d430SRalf Baechle# 16335e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture 16345e83d430SRalf Baechle# 16355e83d430SRalf Baechleconfig CPU_MIPS32 16365e83d430SRalf Baechle bool 16375e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 16385e83d430SRalf Baechle 16395e83d430SRalf Baechleconfig CPU_MIPS64 16405e83d430SRalf Baechle bool 16415e83d430SRalf Baechle default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 16425e83d430SRalf Baechle 16435e83d430SRalf Baechle# 1644c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2 16455e83d430SRalf Baechle# 16465e83d430SRalf Baechleconfig CPU_MIPSR1 16475e83d430SRalf Baechle bool 16485e83d430SRalf Baechle default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 16495e83d430SRalf Baechle 16505e83d430SRalf Baechleconfig CPU_MIPSR2 16515e83d430SRalf Baechle bool 1652a86c7f72SDavid Daney default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 16535e83d430SRalf Baechle 16545e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL 16555e83d430SRalf Baechle bool 16565e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL 16575e83d430SRalf Baechle bool 16585e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL 16595e83d430SRalf Baechle bool 16605e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL 16615e83d430SRalf Baechle bool 166255045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ 166355045ff5SWu Zhangjin bool 166455045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG 166555045ff5SWu Zhangjin bool 16669cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES 16679cffd154SDavid Daney bool 166822f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED 166922f1fdfdSWu Zhangjin bool 167082622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT 167182622284SDavid Daney bool 167282622284SDavid Daney default y if 64BIT && CPU_MIPSR2 16735e83d430SRalf Baechle 16748192c9eaSDavid Daney# 16758192c9eaSDavid Daney# Set to y for ptrace access to watch registers. 16768192c9eaSDavid Daney# 16778192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS 16788192c9eaSDavid Daney bool 1679f839490aSDavid Daney default y if CPU_MIPSR1 || CPU_MIPSR2 16808192c9eaSDavid Daney 16815e83d430SRalf Baechlemenu "Kernel type" 16825e83d430SRalf Baechle 16835e83d430SRalf Baechlechoice 16845e83d430SRalf Baechle 16855e83d430SRalf Baechle prompt "Kernel code model" 16865e83d430SRalf Baechle help 16875e83d430SRalf Baechle You should only select this option if you have a workload that 16885e83d430SRalf Baechle actually benefits from 64-bit processing or if your machine has 16895e83d430SRalf Baechle large memory. You will only be presented a single option in this 16905e83d430SRalf Baechle menu if your system does not support both 32-bit and 64-bit kernels. 16915e83d430SRalf Baechle 16925e83d430SRalf Baechleconfig 32BIT 16935e83d430SRalf Baechle bool "32-bit kernel" 16945e83d430SRalf Baechle depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 16955e83d430SRalf Baechle select TRAD_SIGNALS 16965e83d430SRalf Baechle help 16975e83d430SRalf Baechle Select this option if you want to build a 32-bit kernel. 16985e83d430SRalf Baechleconfig 64BIT 16995e83d430SRalf Baechle bool "64-bit kernel" 17005e83d430SRalf Baechle depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1701dbda6ac0SRalf Baechle select HAVE_SYSCALL_WRAPPERS 17025e83d430SRalf Baechle help 17035e83d430SRalf Baechle Select this option if you want to build a 64-bit kernel. 17045e83d430SRalf Baechle 17055e83d430SRalf Baechleendchoice 17065e83d430SRalf Baechle 17071da177e4SLinus Torvaldschoice 17081da177e4SLinus Torvalds prompt "Kernel page size" 17091da177e4SLinus Torvalds default PAGE_SIZE_4KB 17101da177e4SLinus Torvalds 17111da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB 17121da177e4SLinus Torvalds bool "4kB" 1713315fe625SWu Zhangjin depends on !CPU_LOONGSON2 17141da177e4SLinus Torvalds help 17151da177e4SLinus Torvalds This option select the standard 4kB Linux page size. On some 17161da177e4SLinus Torvalds R3000-family processors this is the only available page size. Using 17171da177e4SLinus Torvalds 4kB page size will minimize memory consumption and is therefore 17181da177e4SLinus Torvalds recommended for low memory systems. 17191da177e4SLinus Torvalds 17201da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB 17211da177e4SLinus Torvalds bool "8kB" 1722c52399beSRalf Baechle depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON 17231da177e4SLinus Torvalds help 17241da177e4SLinus Torvalds Using 8kB page size will result in higher performance kernel at 17251da177e4SLinus Torvalds the price of higher memory consumption. This option is available 1726c52399beSRalf Baechle only on R8000 and cnMIPS processors. Note that you will need a 1727c52399beSRalf Baechle suitable Linux distribution to support this. 17281da177e4SLinus Torvalds 17291da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB 17301da177e4SLinus Torvalds bool "16kB" 1731714bfad6SRalf Baechle depends on !CPU_R3000 && !CPU_TX39XX 17321da177e4SLinus Torvalds help 17331da177e4SLinus Torvalds Using 16kB page size will result in higher performance kernel at 17341da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 1735714bfad6SRalf Baechle all non-R3000 family processors. Note that you will need a suitable 1736714bfad6SRalf Baechle Linux distribution to support this. 17371da177e4SLinus Torvalds 1738c52399beSRalf Baechleconfig PAGE_SIZE_32KB 1739c52399beSRalf Baechle bool "32kB" 1740c52399beSRalf Baechle depends on CPU_CAVIUM_OCTEON 1741c52399beSRalf Baechle help 1742c52399beSRalf Baechle Using 32kB page size will result in higher performance kernel at 1743c52399beSRalf Baechle the price of higher memory consumption. This option is available 1744c52399beSRalf Baechle only on cnMIPS cores. Note that you will need a suitable Linux 1745c52399beSRalf Baechle distribution to support this. 1746c52399beSRalf Baechle 17471da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB 17481da177e4SLinus Torvalds bool "64kB" 17491da177e4SLinus Torvalds depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX 17501da177e4SLinus Torvalds help 17511da177e4SLinus Torvalds Using 64kB page size will result in higher performance kernel at 17521da177e4SLinus Torvalds the price of higher memory consumption. This option is available on 17531da177e4SLinus Torvalds all non-R3000 family processor. Not that at the time of this 1754714bfad6SRalf Baechle writing this option is still high experimental. 17551da177e4SLinus Torvalds 17561da177e4SLinus Torvaldsendchoice 17571da177e4SLinus Torvalds 1758c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER 1759c9bace7cSDavid Daney int "Maximum zone order" 1760c9bace7cSDavid Daney range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1761c9bace7cSDavid Daney default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB 1762c9bace7cSDavid Daney range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1763c9bace7cSDavid Daney default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB 1764c9bace7cSDavid Daney range 11 64 1765c9bace7cSDavid Daney default "11" 1766c9bace7cSDavid Daney help 1767c9bace7cSDavid Daney The kernel memory allocator divides physically contiguous memory 1768c9bace7cSDavid Daney blocks into "zones", where each zone is a power of two number of 1769c9bace7cSDavid Daney pages. This option selects the largest power of two that the kernel 1770c9bace7cSDavid Daney keeps in the memory allocator. If you need to allocate very large 1771c9bace7cSDavid Daney blocks of physically contiguous memory, then you may need to 1772c9bace7cSDavid Daney increase this value. 1773c9bace7cSDavid Daney 1774c9bace7cSDavid Daney This config option is actually maximum order plus one. For example, 1775c9bace7cSDavid Daney a value of 11 means that the largest free memory block is 2^10 pages. 1776c9bace7cSDavid Daney 1777c9bace7cSDavid Daney The page size is not necessarily 4KB. Keep this in mind 1778c9bace7cSDavid Daney when choosing a value for this option. 1779c9bace7cSDavid Daney 17801da177e4SLinus Torvaldsconfig BOARD_SCACHE 17811da177e4SLinus Torvalds bool 17821da177e4SLinus Torvalds 17831da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE 17841da177e4SLinus Torvalds bool 17851da177e4SLinus Torvalds select BOARD_SCACHE 17861da177e4SLinus Torvalds 17879318c51aSChris Dearman# 17889318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches 17899318c51aSChris Dearman# 17909318c51aSChris Dearmanconfig MIPS_CPU_SCACHE 17919318c51aSChris Dearman bool 17929318c51aSChris Dearman select BOARD_SCACHE 17939318c51aSChris Dearman 17941da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE 17951da177e4SLinus Torvalds bool 17961da177e4SLinus Torvalds select BOARD_SCACHE 17971da177e4SLinus Torvalds 17981da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE 17991da177e4SLinus Torvalds bool 18001da177e4SLinus Torvalds select BOARD_SCACHE 18011da177e4SLinus Torvalds 18021da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS 18031da177e4SLinus Torvalds bool "Use DMA to clear/copy pages" 18041da177e4SLinus Torvalds depends on CPU_SB1 18051da177e4SLinus Torvalds help 18061da177e4SLinus Torvalds Instead of using the CPU to zero and copy pages, use a Data Mover 18071da177e4SLinus Torvalds channel. These DMA channels are otherwise unused by the standard 18081da177e4SLinus Torvalds SiByte Linux port. Seems to give a small performance benefit. 18091da177e4SLinus Torvalds 18101da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH 1811c8094b53SRalf Baechle bool 18121da177e4SLinus Torvalds 1813340ee4b9SRalf Baechlechoice 1814340ee4b9SRalf Baechle prompt "MIPS MT options" 1815f41ae0b2SRalf Baechle 1816f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED 1817f41ae0b2SRalf Baechle bool "Disable multithreading support." 1818f41ae0b2SRalf Baechle help 1819f41ae0b2SRalf Baechle Use this option if your workload can't take advantage of 1820f41ae0b2SRalf Baechle MIPS hardware multithreading support. On systems that don't have 1821f41ae0b2SRalf Baechle the option of an MT-enabled processor this option will be the only 1822f41ae0b2SRalf Baechle option in this menu. 1823340ee4b9SRalf Baechle 182459d6ab86SRalf Baechleconfig MIPS_MT_SMP 182559d6ab86SRalf Baechle bool "Use 1 TC on each available VPE for SMP" 182659d6ab86SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 182759d6ab86SRalf Baechle select CPU_MIPSR2_IRQ_VI 1828d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 182959d6ab86SRalf Baechle select MIPS_MT 1830f510aa3bSRalf Baechle select NR_CPUS_DEFAULT_2 183159d6ab86SRalf Baechle select SMP 18320ab7aefcSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 183359d6ab86SRalf Baechle select SYS_SUPPORTS_SMP 183487353d8aSRalf Baechle select SMP_UP 183559d6ab86SRalf Baechle help 183625f12b33SRalf Baechle This is a kernel model which is known a VSMP but lately has been 183725f12b33SRalf Baechle marketesed into SMVP. 183825f12b33SRalf Baechle Virtual SMP uses the processor's VPEs to implement virtual 183925f12b33SRalf Baechle processors. In currently available configuration of the 34K processor 184025f12b33SRalf Baechle this allows for a dual processor. Both processors will share the same 184125f12b33SRalf Baechle primary caches; each will obtain the half of the TLB for it's own 184225f12b33SRalf Baechle exclusive use. For a layman this model can be described as similar to 184325f12b33SRalf Baechle what Intel calls Hyperthreading. 184425f12b33SRalf Baechle 184525f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#VSMP 184659d6ab86SRalf Baechle 184741c594abSRalf Baechleconfig MIPS_MT_SMTC 184841c594abSRalf Baechle bool "SMTC: Use all TCs on all VPEs for SMP" 1849f41ae0b2SRalf Baechle depends on CPU_MIPS32_R2 1850f41ae0b2SRalf Baechle #depends on CPU_MIPS64_R2 # once there is hardware ... 1851f41ae0b2SRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 1852f7062ddbSRalf Baechle select CPU_MIPSR2_IRQ_VI 1853d725cf38SChris Dearman select CPU_MIPSR2_IRQ_EI 1854f41ae0b2SRalf Baechle select MIPS_MT 1855130e2fb7SRalf Baechle select NR_CPUS_DEFAULT_8 185641c594abSRalf Baechle select SMP 185773b76c78SRalf Baechle select SYS_SUPPORTS_SMP 185887353d8aSRalf Baechle select SMP_UP 1859f41ae0b2SRalf Baechle help 1860f41ae0b2SRalf Baechle This is a kernel model which is known a SMTC or lately has been 1861f41ae0b2SRalf Baechle marketesed into SMVP. 186225f12b33SRalf Baechle is presenting the available TC's of the core as processors to Linux. 186325f12b33SRalf Baechle On currently available 34K processors this means a Linux system will 186425f12b33SRalf Baechle see up to 5 processors. The implementation of the SMTC kernel differs 186525f12b33SRalf Baechle significantly from VSMP and cannot efficiently coexist in the same 186625f12b33SRalf Baechle kernel binary so the choice between VSMP and SMTC is a compile time 186725f12b33SRalf Baechle decision. 186825f12b33SRalf Baechle 186925f12b33SRalf Baechle For further information see http://www.linux-mips.org/wiki/34K#SMTC 187041c594abSRalf Baechle 1871340ee4b9SRalf Baechleendchoice 1872340ee4b9SRalf Baechle 1873f41ae0b2SRalf Baechleconfig MIPS_MT 1874f41ae0b2SRalf Baechle bool 1875f41ae0b2SRalf Baechle 18760ab7aefcSRalf Baechleconfig SCHED_SMT 18770ab7aefcSRalf Baechle bool "SMT (multithreading) scheduler support" 18780ab7aefcSRalf Baechle depends on SYS_SUPPORTS_SCHED_SMT 18790ab7aefcSRalf Baechle default n 18800ab7aefcSRalf Baechle help 18810ab7aefcSRalf Baechle SMT scheduler support improves the CPU scheduler's decision making 18820ab7aefcSRalf Baechle when dealing with MIPS MT enabled cores at a cost of slightly 18830ab7aefcSRalf Baechle increased overhead in some places. If unsure say N here. 18840ab7aefcSRalf Baechle 18850ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT 18860ab7aefcSRalf Baechle bool 18870ab7aefcSRalf Baechle 18880ab7aefcSRalf Baechle 1889f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING 1890f41ae0b2SRalf Baechle bool 1891f41ae0b2SRalf Baechle 1892f088fc84SRalf Baechleconfig MIPS_MT_FPAFF 1893f088fc84SRalf Baechle bool "Dynamic FPU affinity for FP-intensive threads" 1894f088fc84SRalf Baechle default y 189507cc0c9eSRalf Baechle depends on MIPS_MT_SMP || MIPS_MT_SMTC 189607cc0c9eSRalf Baechle 189707cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER 189807cc0c9eSRalf Baechle bool "VPE loader support." 189907cc0c9eSRalf Baechle depends on SYS_SUPPORTS_MULTITHREADING 190007cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_VI 190107cc0c9eSRalf Baechle select CPU_MIPSR2_IRQ_EI 190207cc0c9eSRalf Baechle select MIPS_MT 190307cc0c9eSRalf Baechle help 190407cc0c9eSRalf Baechle Includes a loader for loading an elf relocatable object 190507cc0c9eSRalf Baechle onto another VPE and running it. 1906f088fc84SRalf Baechle 19070db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP 19080db34215SKevin D. Kissell bool "Use per-TC register bits as backstop for inhibited IM bits" 19090db34215SKevin D. Kissell depends on MIPS_MT_SMTC 19108531a35eSKevin D. Kissell default n 19110db34215SKevin D. Kissell help 19120db34215SKevin D. Kissell To support multiple TC microthreads acting as "CPUs" within 19130db34215SKevin D. Kissell a VPE, VPE-wide interrupt mask bits must be specially manipulated 19140db34215SKevin D. Kissell during interrupt handling. To support legacy drivers and interrupt 19150db34215SKevin D. Kissell controller management code, SMTC has a "backstop" to track and 19160db34215SKevin D. Kissell if necessary restore the interrupt mask. This has some performance 19178531a35eSKevin D. Kissell impact on interrupt service overhead. 19180db34215SKevin D. Kissell 1919f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF 1920f571eff0SKevin D. Kissell bool "Support IRQ affinity API" 1921f571eff0SKevin D. Kissell depends on MIPS_MT_SMTC 1922f571eff0SKevin D. Kissell default n 1923f571eff0SKevin D. Kissell help 1924f571eff0SKevin D. Kissell Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) 1925f571eff0SKevin D. Kissell for SMTC Linux kernel. Requires platform support, of which 1926f571eff0SKevin D. Kissell an example can be found in the MIPS kernel i8259 and Malta 19278531a35eSKevin D. Kissell platform code. Adds some overhead to interrupt dispatch, and 19288531a35eSKevin D. Kissell should be used only if you know what you are doing. 1929f571eff0SKevin D. Kissell 1930e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM 1931e01402b1SRalf Baechle bool "Load VPE program into memory hidden from linux" 1932e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 1933e01402b1SRalf Baechle default y 1934e01402b1SRalf Baechle help 1935e01402b1SRalf Baechle The loader can use memory that is present but has been hidden from 1936e01402b1SRalf Baechle Linux using the kernel command line option "mem=xxMB". It's up to 1937e01402b1SRalf Baechle you to ensure the amount you put in the option and the space your 1938e01402b1SRalf Baechle program requires is less or equal to the amount physically present. 1939e01402b1SRalf Baechle 1940e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm 1941e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API 1942e01402b1SRalf Baechle bool "Enable support for AP/SP API (RTLX)" 1943e01402b1SRalf Baechle depends on MIPS_VPE_LOADER 19445e83d430SRalf Baechle help 1945e01402b1SRalf Baechle 19462600990eSRalf Baechleconfig MIPS_APSP_KSPD 19472600990eSRalf Baechle bool "Enable KSPD" 19482600990eSRalf Baechle depends on MIPS_VPE_APSP_API 19492600990eSRalf Baechle default y 19502600990eSRalf Baechle help 19512600990eSRalf Baechle KSPD is a kernel daemon that accepts syscall requests from the SP 19522600990eSRalf Baechle side, actions them and returns the results. It also handles the 19532600990eSRalf Baechle "exit" syscall notifying other kernel modules the SP program is 19542600990eSRalf Baechle exiting. You probably want to say yes here. 19552600990eSRalf Baechle 19564a16ff4cSRalf Baechleconfig MIPS_CMP 19574a16ff4cSRalf Baechle bool "MIPS CMP framework support" 19584a16ff4cSRalf Baechle depends on SYS_SUPPORTS_MIPS_CMP 1959eb9b5141STim Anderson select SYNC_R4K 19604a16ff4cSRalf Baechle select SYS_SUPPORTS_SMP 19614a16ff4cSRalf Baechle select SYS_SUPPORTS_SCHED_SMT if SMP 19624a16ff4cSRalf Baechle select WEAK_ORDERING 19634a16ff4cSRalf Baechle default n 19644a16ff4cSRalf Baechle help 19654a16ff4cSRalf Baechle This is a placeholder option for the GCMP work. It will need to 19664a16ff4cSRalf Baechle be handled differently... 19674a16ff4cSRalf Baechle 19681da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS 19691da177e4SLinus Torvalds bool 19701da177e4SLinus Torvalds depends on CPU_SB1_PASS_1 19711da177e4SLinus Torvalds default y 19721da177e4SLinus Torvalds 19731da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS 19741da177e4SLinus Torvalds bool 19751da177e4SLinus Torvalds depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 19761da177e4SLinus Torvalds default y 19771da177e4SLinus Torvalds 19781da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS 19791da177e4SLinus Torvalds bool 19801da177e4SLinus Torvalds depends on CPU_SB1 && CPU_SB1_PASS_2 19811da177e4SLinus Torvalds default y 19821da177e4SLinus Torvalds 19831da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR 1984d806cb2bSRalf Baechle bool 19851da177e4SLinus Torvalds 198660ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT 198760ec6571Spascal@pabr.org def_bool 64BIT_PHYS_ADDR 198860ec6571Spascal@pabr.org 19899693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS 19909693a853SFranck Bui-Huu depends on SYS_SUPPORTS_SMARTMIPS 19919693a853SFranck Bui-Huu bool "Support for the SmartMIPS ASE" 19929693a853SFranck Bui-Huu help 19939693a853SFranck Bui-Huu SmartMIPS is a extension of the MIPS32 architecture aimed at 19949693a853SFranck Bui-Huu increased security at both hardware and software level for 19959693a853SFranck Bui-Huu smartcards. Enabling this option will allow proper use of the 19969693a853SFranck Bui-Huu SmartMIPS instructions by Linux applications. However a kernel with 19979693a853SFranck Bui-Huu this option will not work on a MIPS core without SmartMIPS core. If 19989693a853SFranck Bui-Huu you don't know you probably don't have SmartMIPS and should say N 19999693a853SFranck Bui-Huu here. 20009693a853SFranck Bui-Huu 20011da177e4SLinus Torvaldsconfig CPU_HAS_WB 2002f7062ddbSRalf Baechle bool 2003e01402b1SRalf Baechle 2004f41ae0b2SRalf Baechle# 2005f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature 2006f41ae0b2SRalf Baechle# 2007e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI 2008f41ae0b2SRalf Baechle bool 2009e01402b1SRalf Baechle 2010f41ae0b2SRalf Baechle# 2011f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature 2012f41ae0b2SRalf Baechle# 2013e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI 2014f41ae0b2SRalf Baechle bool 2015e01402b1SRalf Baechle 20161da177e4SLinus Torvaldsconfig CPU_HAS_SYNC 20171da177e4SLinus Torvalds bool 20181da177e4SLinus Torvalds depends on !CPU_R3000 20191da177e4SLinus Torvalds default y 20201da177e4SLinus Torvalds 2021ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST 2022ea580401SRalf Baechle bool 2023ea580401SRalf Baechle 20241da177e4SLinus Torvalds# 202520d60d99SMaciej W. Rozycki# CPU non-features 202620d60d99SMaciej W. Rozycki# 202720d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS 202820d60d99SMaciej W. Rozycki bool 202920d60d99SMaciej W. Rozycki 203020d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS 203120d60d99SMaciej W. Rozycki bool 203220d60d99SMaciej W. Rozycki select CPU_R4400_WORKAROUNDS 203320d60d99SMaciej W. Rozycki 203420d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS 203520d60d99SMaciej W. Rozycki bool 203620d60d99SMaciej W. Rozycki 203720d60d99SMaciej W. Rozycki# 20381da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel. 20391da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed 20401da177e4SLinus Torvalds# caches such as R3000, SB1, R7000 or those that look like they're virtually 20411da177e4SLinus Torvalds# indexed such as R4000/R4400 SC and MC versions or R10000. So for the 20421da177e4SLinus Torvalds# moment we protect the user and offer the highmem option only on machines 20431da177e4SLinus Torvalds# where it's known to be safe. This will not offer highmem on a few systems 20441da177e4SLinus Torvalds# such as MIPS32 and MIPS64 CPUs which may have virtual and physically 20451da177e4SLinus Torvalds# indexed CPUs but we're playing safe. 2046797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 2047797798c1SRalf Baechle# know they might have memory configurations that could make use of highmem 2048797798c1SRalf Baechle# support. 20491da177e4SLinus Torvalds# 20501da177e4SLinus Torvaldsconfig HIGHMEM 20511da177e4SLinus Torvalds bool "High Memory Support" 2052797798c1SRalf Baechle depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM 2053797798c1SRalf Baechle 2054797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM 2055797798c1SRalf Baechle bool 2056797798c1SRalf Baechle 2057797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM 2058797798c1SRalf Baechle bool 20591da177e4SLinus Torvalds 20609693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS 20619693a853SFranck Bui-Huu bool 20629693a853SFranck Bui-Huu 2063b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE 2064b4819b59SYoichi Yuasa def_bool y 2065f133f22dSWu Zhangjin depends on !NUMA && !CPU_LOONGSON2 2066b4819b59SYoichi Yuasa 2067d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE 2068d8cb4e11SRalf Baechle bool 2069d8cb4e11SRalf Baechle default y if SGI_IP27 2070d8cb4e11SRalf Baechle help 20713dde6ad8SDavid Sterba Say Y to support efficient handling of discontiguous physical memory, 2072d8cb4e11SRalf Baechle for architectures which are either NUMA (Non-Uniform Memory Access) 2073d8cb4e11SRalf Baechle or have huge holes in the physical address space for other reasons. 2074d8cb4e11SRalf Baechle See <file:Documentation/vm/numa> for more. 2075d8cb4e11SRalf Baechle 2076cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP 2077cce335aeSRalf Baechle def_bool y 2078cce335aeSRalf Baechle 2079b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE 2080b1c6cd42SAtsushi Nemoto bool 20817de58fabSAtsushi Nemoto select SPARSEMEM_STATIC 208231473747SAtsushi Nemoto 2083d8cb4e11SRalf Baechleconfig NUMA 2084d8cb4e11SRalf Baechle bool "NUMA Support" 2085d8cb4e11SRalf Baechle depends on SYS_SUPPORTS_NUMA 2086d8cb4e11SRalf Baechle help 2087d8cb4e11SRalf Baechle Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2088d8cb4e11SRalf Baechle Access). This option improves performance on systems with more 2089d8cb4e11SRalf Baechle than two nodes; on two node systems it is generally better to 2090d8cb4e11SRalf Baechle leave it disabled; on single node systems disable this option 2091d8cb4e11SRalf Baechle disabled. 2092d8cb4e11SRalf Baechle 2093d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA 2094d8cb4e11SRalf Baechle bool 2095d8cb4e11SRalf Baechle 2096c80d79d7SYasunori Gotoconfig NODES_SHIFT 2097c80d79d7SYasunori Goto int 2098c80d79d7SYasunori Goto default "6" 2099c80d79d7SYasunori Goto depends on NEED_MULTIPLE_NODES 2100c80d79d7SYasunori Goto 210114f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS 210214f70012SDeng-Cheng Zhu bool "Enable hardware performance counter support for perf events" 210314f70012SDeng-Cheng Zhu depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32 210414f70012SDeng-Cheng Zhu default y 210514f70012SDeng-Cheng Zhu help 210614f70012SDeng-Cheng Zhu Enable hardware performance counter support for perf events. If 210714f70012SDeng-Cheng Zhu disabled, perf events will use software events only. 210814f70012SDeng-Cheng Zhu 2109b4819b59SYoichi Yuasasource "mm/Kconfig" 2110b4819b59SYoichi Yuasa 21111da177e4SLinus Torvaldsconfig SMP 21121da177e4SLinus Torvalds bool "Multi-Processing support" 2113e73ea273SRalf Baechle depends on SYS_SUPPORTS_SMP 2114b4b30a5aSRalf Baechle select IRQ_PER_CPU 21152f304c0aSJens Axboe select USE_GENERIC_SMP_HELPERS 2116e73ea273SRalf Baechle help 21171da177e4SLinus Torvalds This enables support for systems with more than one CPU. If you have 21181da177e4SLinus Torvalds a system with only one CPU, like most personal computers, say N. If 21191da177e4SLinus Torvalds you have a system with more than one CPU, say Y. 21201da177e4SLinus Torvalds 21211da177e4SLinus Torvalds If you say N here, the kernel will run on single and multiprocessor 21221da177e4SLinus Torvalds machines, but will use only one CPU of a multiprocessor machine. If 21231da177e4SLinus Torvalds you say Y here, the kernel will run on many, but not all, 21241da177e4SLinus Torvalds singleprocessor machines. On a singleprocessor machine, the kernel 21251da177e4SLinus Torvalds will run faster if you say N here. 21261da177e4SLinus Torvalds 21271da177e4SLinus Torvalds People using multiprocessor machines who say Y here should also say 21281da177e4SLinus Torvalds Y to "Enhanced Real Time Clock Support", below. 21291da177e4SLinus Torvalds 213003502faaSAdrian Bunk See also the SMP-HOWTO available at 213103502faaSAdrian Bunk <http://www.tldp.org/docs.html#howto>. 21321da177e4SLinus Torvalds 21331da177e4SLinus Torvalds If you don't know what to do here, say N. 21341da177e4SLinus Torvalds 213587353d8aSRalf Baechleconfig SMP_UP 213687353d8aSRalf Baechle bool 213787353d8aSRalf Baechle 21384a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP 21394a16ff4cSRalf Baechle bool 21404a16ff4cSRalf Baechle 2141e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP 2142e73ea273SRalf Baechle bool 2143e73ea273SRalf Baechle 214472ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1 214572ede9b1SAtsushi Nemoto bool 214672ede9b1SAtsushi Nemoto 2147130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2 2148130e2fb7SRalf Baechle bool 2149130e2fb7SRalf Baechle 2150130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4 2151130e2fb7SRalf Baechle bool 2152130e2fb7SRalf Baechle 2153130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8 2154130e2fb7SRalf Baechle bool 2155130e2fb7SRalf Baechle 2156130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16 2157130e2fb7SRalf Baechle bool 2158130e2fb7SRalf Baechle 2159130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32 2160130e2fb7SRalf Baechle bool 2161130e2fb7SRalf Baechle 2162130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64 2163130e2fb7SRalf Baechle bool 2164130e2fb7SRalf Baechle 21651da177e4SLinus Torvaldsconfig NR_CPUS 21661da177e4SLinus Torvalds int "Maximum number of CPUs (2-64)" 216772ede9b1SAtsushi Nemoto range 1 64 if NR_CPUS_DEFAULT_1 21681da177e4SLinus Torvalds depends on SMP 216972ede9b1SAtsushi Nemoto default "1" if NR_CPUS_DEFAULT_1 2170130e2fb7SRalf Baechle default "2" if NR_CPUS_DEFAULT_2 2171130e2fb7SRalf Baechle default "4" if NR_CPUS_DEFAULT_4 2172130e2fb7SRalf Baechle default "8" if NR_CPUS_DEFAULT_8 2173130e2fb7SRalf Baechle default "16" if NR_CPUS_DEFAULT_16 2174130e2fb7SRalf Baechle default "32" if NR_CPUS_DEFAULT_32 2175130e2fb7SRalf Baechle default "64" if NR_CPUS_DEFAULT_64 21761da177e4SLinus Torvalds help 21771da177e4SLinus Torvalds This allows you to specify the maximum number of CPUs which this 21781da177e4SLinus Torvalds kernel will support. The maximum supported value is 32 for 32-bit 21791da177e4SLinus Torvalds kernel and 64 for 64-bit kernels; the minimum value which makes 218072ede9b1SAtsushi Nemoto sense is 1 for Qemu (useful only for kernel debugging purposes) 218172ede9b1SAtsushi Nemoto and 2 for all others. 21821da177e4SLinus Torvalds 21831da177e4SLinus Torvalds This is purely to save memory - each supported CPU adds 218472ede9b1SAtsushi Nemoto approximately eight kilobytes to the kernel image. For best 218572ede9b1SAtsushi Nemoto performance should round up your number of processors to the next 218672ede9b1SAtsushi Nemoto power of two. 21871da177e4SLinus Torvalds 2188c4eee283SAtsushi Nemotosource "kernel/time/Kconfig" 2189c4eee283SAtsushi Nemoto 21901723b4a3SAtsushi Nemoto# 21911723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration 21921723b4a3SAtsushi Nemoto# 21931723b4a3SAtsushi Nemoto 21941723b4a3SAtsushi Nemotochoice 21951723b4a3SAtsushi Nemoto prompt "Timer frequency" 21961723b4a3SAtsushi Nemoto default HZ_250 21971723b4a3SAtsushi Nemoto help 21981723b4a3SAtsushi Nemoto Allows the configuration of the timer frequency. 21991723b4a3SAtsushi Nemoto 22001723b4a3SAtsushi Nemoto config HZ_48 22010f873585SRalf Baechle bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 22021723b4a3SAtsushi Nemoto 22031723b4a3SAtsushi Nemoto config HZ_100 22041723b4a3SAtsushi Nemoto bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 22051723b4a3SAtsushi Nemoto 22061723b4a3SAtsushi Nemoto config HZ_128 22071723b4a3SAtsushi Nemoto bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 22081723b4a3SAtsushi Nemoto 22091723b4a3SAtsushi Nemoto config HZ_250 22101723b4a3SAtsushi Nemoto bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 22111723b4a3SAtsushi Nemoto 22121723b4a3SAtsushi Nemoto config HZ_256 22131723b4a3SAtsushi Nemoto bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 22141723b4a3SAtsushi Nemoto 22151723b4a3SAtsushi Nemoto config HZ_1000 22161723b4a3SAtsushi Nemoto bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 22171723b4a3SAtsushi Nemoto 22181723b4a3SAtsushi Nemoto config HZ_1024 22191723b4a3SAtsushi Nemoto bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 22201723b4a3SAtsushi Nemoto 22211723b4a3SAtsushi Nemotoendchoice 22221723b4a3SAtsushi Nemoto 22231723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ 22241723b4a3SAtsushi Nemoto bool 22251723b4a3SAtsushi Nemoto 22261723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ 22271723b4a3SAtsushi Nemoto bool 22281723b4a3SAtsushi Nemoto 22291723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ 22301723b4a3SAtsushi Nemoto bool 22311723b4a3SAtsushi Nemoto 22321723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ 22331723b4a3SAtsushi Nemoto bool 22341723b4a3SAtsushi Nemoto 22351723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ 22361723b4a3SAtsushi Nemoto bool 22371723b4a3SAtsushi Nemoto 22381723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ 22391723b4a3SAtsushi Nemoto bool 22401723b4a3SAtsushi Nemoto 22411723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ 22421723b4a3SAtsushi Nemoto bool 22431723b4a3SAtsushi Nemoto 22441723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ 22451723b4a3SAtsushi Nemoto bool 22461723b4a3SAtsushi Nemoto default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ 22471723b4a3SAtsushi Nemoto !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ 22481723b4a3SAtsushi Nemoto !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ 22491723b4a3SAtsushi Nemoto !SYS_SUPPORTS_1024HZ 22501723b4a3SAtsushi Nemoto 22511723b4a3SAtsushi Nemotoconfig HZ 22521723b4a3SAtsushi Nemoto int 22531723b4a3SAtsushi Nemoto default 48 if HZ_48 22541723b4a3SAtsushi Nemoto default 100 if HZ_100 22551723b4a3SAtsushi Nemoto default 128 if HZ_128 22561723b4a3SAtsushi Nemoto default 250 if HZ_250 22571723b4a3SAtsushi Nemoto default 256 if HZ_256 22581723b4a3SAtsushi Nemoto default 1000 if HZ_1000 22591723b4a3SAtsushi Nemoto default 1024 if HZ_1024 22601723b4a3SAtsushi Nemoto 2261e80de850SRalf Baechlesource "kernel/Kconfig.preempt" 22621da177e4SLinus Torvalds 22631da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE 22641da177e4SLinus Torvalds bool "Support for large 64-bit configurations" 2265875d43e7SRalf Baechle depends on CPU_R10000 && 64BIT 22661da177e4SLinus Torvalds help 22671da177e4SLinus Torvalds MIPS R10000 does support a 44 bit / 16TB address space as opposed to 22681da177e4SLinus Torvalds previous 64-bit processors which only supported 40 bit / 1TB. If you 22691da177e4SLinus Torvalds need processes of more than 1TB virtual address space, say Y here. 22701da177e4SLinus Torvalds This will result in additional memory usage, so it is not 22711da177e4SLinus Torvalds recommended for normal users. 22721da177e4SLinus Torvalds 2273ea6e942bSAtsushi Nemotoconfig KEXEC 2274ea6e942bSAtsushi Nemoto bool "Kexec system call (EXPERIMENTAL)" 2275ea6e942bSAtsushi Nemoto depends on EXPERIMENTAL 2276ea6e942bSAtsushi Nemoto help 2277ea6e942bSAtsushi Nemoto kexec is a system call that implements the ability to shutdown your 2278ea6e942bSAtsushi Nemoto current kernel, and to start another kernel. It is like a reboot 22793dde6ad8SDavid Sterba but it is independent of the system firmware. And like a reboot 2280ea6e942bSAtsushi Nemoto you can start any kernel with it, not just Linux. 2281ea6e942bSAtsushi Nemoto 228201dd2fbfSMatt LaPlante The name comes from the similarity to the exec system call. 2283ea6e942bSAtsushi Nemoto 2284ea6e942bSAtsushi Nemoto It is an ongoing process to be certain the hardware in a machine 2285ea6e942bSAtsushi Nemoto is properly shutdown, so do not be surprised if this code does not 2286ea6e942bSAtsushi Nemoto initially work for you. It may help to enable device hotplugging 2287ea6e942bSAtsushi Nemoto support. As of this writing the exact hardware interface is 2288ea6e942bSAtsushi Nemoto strongly in flux, so no good recommendation can be made. 2289ea6e942bSAtsushi Nemoto 2290ea6e942bSAtsushi Nemotoconfig SECCOMP 2291ea6e942bSAtsushi Nemoto bool "Enable seccomp to safely compute untrusted bytecode" 2292293c5bd1SRalf Baechle depends on PROC_FS 2293ea6e942bSAtsushi Nemoto default y 2294ea6e942bSAtsushi Nemoto help 2295ea6e942bSAtsushi Nemoto This kernel feature is useful for number crunching applications 2296ea6e942bSAtsushi Nemoto that may need to compute untrusted bytecode during their 2297ea6e942bSAtsushi Nemoto execution. By using pipes or other transports made available to 2298ea6e942bSAtsushi Nemoto the process as file descriptors supporting the read/write 2299ea6e942bSAtsushi Nemoto syscalls, it's possible to isolate those applications in 2300ea6e942bSAtsushi Nemoto their own address space using seccomp. Once seccomp is 2301ea6e942bSAtsushi Nemoto enabled via /proc/<pid>/seccomp, it cannot be disabled 2302ea6e942bSAtsushi Nemoto and the task is only allowed to execute a few safe syscalls 2303ea6e942bSAtsushi Nemoto defined by each seccomp mode. 2304ea6e942bSAtsushi Nemoto 2305ea6e942bSAtsushi Nemoto If unsure, say Y. Only embedded should say N here. 2306ea6e942bSAtsushi Nemoto 2307f2ffa5abSDezhong Diaoconfig USE_OF 2308f2ffa5abSDezhong Diao bool "Flattened Device Tree support" 2309f2ffa5abSDezhong Diao select OF 2310e6ce1324SStephen Neuendorffer select OF_EARLY_FLATTREE 2311f2ffa5abSDezhong Diao help 2312f2ffa5abSDezhong Diao Include support for flattened device tree machine descriptions. 2313f2ffa5abSDezhong Diao 23145e83d430SRalf Baechleendmenu 23155e83d430SRalf Baechle 23161df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT 23171df0f0ffSAtsushi Nemoto bool 23181df0f0ffSAtsushi Nemoto default y 23191df0f0ffSAtsushi Nemoto 23201df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT 23211df0f0ffSAtsushi Nemoto bool 23221df0f0ffSAtsushi Nemoto default y 23231df0f0ffSAtsushi Nemoto 2324b6c3539bSRalf Baechlesource "init/Kconfig" 2325b6c3539bSRalf Baechle 2326dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 2327dc52ddc0SMatt Helsley 23281da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 23291da177e4SLinus Torvalds 23305e83d430SRalf Baechleconfig HW_HAS_EISA 23315e83d430SRalf Baechle bool 23321da177e4SLinus Torvaldsconfig HW_HAS_PCI 23331da177e4SLinus Torvalds bool 23341da177e4SLinus Torvalds 23351da177e4SLinus Torvaldsconfig PCI 23361da177e4SLinus Torvalds bool "Support for PCI controller" 23371da177e4SLinus Torvalds depends on HW_HAS_PCI 2338abb4ae46SRalf Baechle select PCI_DOMAINS 23391da177e4SLinus Torvalds help 23401da177e4SLinus Torvalds Find out whether you have a PCI motherboard. PCI is the name of a 23411da177e4SLinus Torvalds bus system, i.e. the way the CPU talks to the other stuff inside 23421da177e4SLinus Torvalds your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, 23431da177e4SLinus Torvalds say Y, otherwise N. 23441da177e4SLinus Torvalds 23451da177e4SLinus Torvaldsconfig PCI_DOMAINS 23461da177e4SLinus Torvalds bool 23471da177e4SLinus Torvalds 23481da177e4SLinus Torvaldssource "drivers/pci/Kconfig" 23491da177e4SLinus Torvalds 23501da177e4SLinus Torvalds# 23511da177e4SLinus Torvalds# ISA support is now enabled via select. Too many systems still have the one 23521da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect 23531da177e4SLinus Torvalds# users to choose the right thing ... 23541da177e4SLinus Torvalds# 23551da177e4SLinus Torvaldsconfig ISA 23561da177e4SLinus Torvalds bool 23571da177e4SLinus Torvalds 23581da177e4SLinus Torvaldsconfig EISA 23591da177e4SLinus Torvalds bool "EISA support" 23605e83d430SRalf Baechle depends on HW_HAS_EISA 23611da177e4SLinus Torvalds select ISA 2362aa414dffSRalf Baechle select GENERIC_ISA_DMA 23631da177e4SLinus Torvalds ---help--- 23641da177e4SLinus Torvalds The Extended Industry Standard Architecture (EISA) bus was 23651da177e4SLinus Torvalds developed as an open alternative to the IBM MicroChannel bus. 23661da177e4SLinus Torvalds 23671da177e4SLinus Torvalds The EISA bus provided some of the features of the IBM MicroChannel 23681da177e4SLinus Torvalds bus while maintaining backward compatibility with cards made for 23691da177e4SLinus Torvalds the older ISA bus. The EISA bus saw limited use between 1988 and 23701da177e4SLinus Torvalds 1995 when it was made obsolete by the PCI bus. 23711da177e4SLinus Torvalds 23721da177e4SLinus Torvalds Say Y here if you are building a kernel for an EISA-based machine. 23731da177e4SLinus Torvalds 23741da177e4SLinus Torvalds Otherwise, say N. 23751da177e4SLinus Torvalds 23761da177e4SLinus Torvaldssource "drivers/eisa/Kconfig" 23771da177e4SLinus Torvalds 23781da177e4SLinus Torvaldsconfig TC 23791da177e4SLinus Torvalds bool "TURBOchannel support" 23801da177e4SLinus Torvalds depends on MACH_DECSTATION 23811da177e4SLinus Torvalds help 238250a23e6eSJustin P. Mattock TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 238350a23e6eSJustin P. Mattock processors. TURBOchannel programming specifications are available 238450a23e6eSJustin P. Mattock at: 238550a23e6eSJustin P. Mattock <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 238650a23e6eSJustin P. Mattock and: 238750a23e6eSJustin P. Mattock <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 238850a23e6eSJustin P. Mattock Linux driver support status is documented at: 238950a23e6eSJustin P. Mattock <http://www.linux-mips.org/wiki/DECstation> 23901da177e4SLinus Torvalds 23911da177e4SLinus Torvalds#config ACCESSBUS 23921da177e4SLinus Torvalds# bool "Access.Bus support" 23931da177e4SLinus Torvalds# depends on TC 23941da177e4SLinus Torvalds 23951da177e4SLinus Torvaldsconfig MMU 23961da177e4SLinus Torvalds bool 23971da177e4SLinus Torvalds default y 23981da177e4SLinus Torvalds 2399d865bea4SRalf Baechleconfig I8253 2400d865bea4SRalf Baechle bool 2401798778b8SRussell King select CLKSRC_I8253 24022d02612fSThomas Gleixner select CLKEVT_I8253 24039726b43aSWu Zhangjin select MIPS_EXTERNAL_TIMER 2404d865bea4SRalf Baechle 2405cce335aeSRalf Baechleconfig ZONE_DMA32 2406cce335aeSRalf Baechle bool 2407cce335aeSRalf Baechle 24081da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig" 24091da177e4SLinus Torvalds 24101da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig" 24111da177e4SLinus Torvalds 2412388b78adSAlexandre Bounineconfig RAPIDIO 2413388b78adSAlexandre Bounine bool "RapidIO support" 2414388b78adSAlexandre Bounine depends on PCI 2415388b78adSAlexandre Bounine default n 2416388b78adSAlexandre Bounine help 2417388b78adSAlexandre Bounine If you say Y here, the kernel will include drivers and 2418388b78adSAlexandre Bounine infrastructure code to support RapidIO interconnect devices. 2419388b78adSAlexandre Bounine 2420388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig" 2421388b78adSAlexandre Bounine 24221da177e4SLinus Torvaldsendmenu 24231da177e4SLinus Torvalds 24241da177e4SLinus Torvaldsmenu "Executable file formats" 24251da177e4SLinus Torvalds 24261da177e4SLinus Torvaldssource "fs/Kconfig.binfmt" 24271da177e4SLinus Torvalds 24281da177e4SLinus Torvaldsconfig TRAD_SIGNALS 24291da177e4SLinus Torvalds bool 24301da177e4SLinus Torvalds 24311da177e4SLinus Torvaldsconfig MIPS32_COMPAT 24321da177e4SLinus Torvalds bool "Kernel support for Linux/MIPS 32-bit binary compatibility" 2433875d43e7SRalf Baechle depends on 64BIT 24341da177e4SLinus Torvalds help 24351da177e4SLinus Torvalds Select this option if you want Linux/MIPS 32-bit binary 24361da177e4SLinus Torvalds compatibility. Since all software available for Linux/MIPS is 24371da177e4SLinus Torvalds currently 32-bit you should say Y here. 24381da177e4SLinus Torvalds 24391da177e4SLinus Torvaldsconfig COMPAT 24401da177e4SLinus Torvalds bool 24411da177e4SLinus Torvalds depends on MIPS32_COMPAT 24421da177e4SLinus Torvalds default y 24431da177e4SLinus Torvalds 244405e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT 244505e43966SAtsushi Nemoto bool 244605e43966SAtsushi Nemoto depends on COMPAT && SYSVIPC 244705e43966SAtsushi Nemoto default y 244805e43966SAtsushi Nemoto 24491da177e4SLinus Torvaldsconfig MIPS32_O32 24501da177e4SLinus Torvalds bool "Kernel support for o32 binaries" 24511da177e4SLinus Torvalds depends on MIPS32_COMPAT 24521da177e4SLinus Torvalds help 24531da177e4SLinus Torvalds Select this option if you want to run o32 binaries. These are pure 24541da177e4SLinus Torvalds 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 24551da177e4SLinus Torvalds existing binaries are in this format. 24561da177e4SLinus Torvalds 24571da177e4SLinus Torvalds If unsure, say Y. 24581da177e4SLinus Torvalds 24591da177e4SLinus Torvaldsconfig MIPS32_N32 24601da177e4SLinus Torvalds bool "Kernel support for n32 binaries" 24611da177e4SLinus Torvalds depends on MIPS32_COMPAT 24621da177e4SLinus Torvalds help 24631da177e4SLinus Torvalds Select this option if you want to run n32 binaries. These are 24641da177e4SLinus Torvalds 64-bit binaries using 32-bit quantities for addressing and certain 24651da177e4SLinus Torvalds data that would normally be 64-bit. They are used in special 24661da177e4SLinus Torvalds cases. 24671da177e4SLinus Torvalds 24681da177e4SLinus Torvalds If unsure, say N. 24691da177e4SLinus Torvalds 24701da177e4SLinus Torvaldsconfig BINFMT_ELF32 24711da177e4SLinus Torvalds bool 24721da177e4SLinus Torvalds default y if MIPS32_O32 || MIPS32_N32 24731da177e4SLinus Torvalds 24742116245eSRalf Baechleendmenu 24751da177e4SLinus Torvalds 24762116245eSRalf Baechlemenu "Power management options" 2477952fa954SRodolfo Giometti 2478363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE 2479363c55caSWu Zhangjin def_bool y 24803f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2481363c55caSWu Zhangjin 2482f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE 2483f4cb5700SJohannes Berg def_bool y 24843f5b3e17SRalf Baechle depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 2485f4cb5700SJohannes Berg 24862116245eSRalf Baechlesource "kernel/power/Kconfig" 2487952fa954SRodolfo Giometti 24881da177e4SLinus Torvaldsendmenu 24891da177e4SLinus Torvalds 24909726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig" 24919726b43aSWu Zhangjin 2492d5950b43SSam Ravnborgsource "net/Kconfig" 2493d5950b43SSam Ravnborg 24941da177e4SLinus Torvaldssource "drivers/Kconfig" 24951da177e4SLinus Torvalds 24961da177e4SLinus Torvaldssource "fs/Kconfig" 24971da177e4SLinus Torvalds 24981da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug" 24991da177e4SLinus Torvalds 25001da177e4SLinus Torvaldssource "security/Kconfig" 25011da177e4SLinus Torvalds 25021da177e4SLinus Torvaldssource "crypto/Kconfig" 25031da177e4SLinus Torvalds 25041da177e4SLinus Torvaldssource "lib/Kconfig" 2505