1ea0e1a9aSPaul Mundtconfig SUPERH 2ea0e1a9aSPaul Mundt def_bool y 36a108a14SDavid Rientjes select EXPERT 46d803ba7SJean-Christop PLAGNIOL-VILLARD select CLKDEV_LOOKUP 586e4dd5aSPaul Mundt select HAVE_IDE if HAS_IOPORT 695f72d1eSYinghai Lu select HAVE_MEMBLOCK 742d4b839SMathieu Desnoyers select HAVE_OPROFILE 89de90ac2SDmitry Baryshkov select HAVE_GENERIC_DMA_COHERENT 9d7b01f78SPaul Mundt select HAVE_ARCH_TRACEHOOK 10f802d969SPaul Mundt select HAVE_DMA_API_DEBUG 1173c926beSPaul Mundt select HAVE_DMA_ATTRS 12e360adbeSPeter Zijlstra select HAVE_IRQ_WORK 13cdd6c482SIngo Molnar select HAVE_PERF_EVENTS 1472f0c137SPaul Mundt select PERF_USE_VMALLOC 15df8ce259SPaul Mundt select HAVE_KERNEL_GZIP 1607e88e1bSPaul Mundt select HAVE_KERNEL_BZIP2 1707e88e1bSPaul Mundt select HAVE_KERNEL_LZMA 1850cfa79dSPaul Mundt select HAVE_KERNEL_XZ 19c7b16efbSPaul Mundt select HAVE_KERNEL_LZO 20a74f7e04SPaul Mundt select HAVE_SYSCALL_TRACEPOINTS 21eaaaeef3SPaul Mundt select HAVE_REGS_AND_STACK_ACCESS_API 2257b81330SPaul Mundt select HAVE_GENERIC_HARDIRQS 2357b81330SPaul Mundt select HAVE_SPARSE_IRQ 24ed170924SPaul Mundt select IRQ_FORCED_THREADING 256eac1af0SPaul Mundt select RTC_LIB 26f01789c6SPaul Mundt select GENERIC_ATOMIC64 273d44ae40SPaul Mundt select GENERIC_IRQ_SHOW 28ea0e1a9aSPaul Mundt help 29ea0e1a9aSPaul Mundt The SuperH is a RISC processor targeted for use in embedded systems 30ea0e1a9aSPaul Mundt and consumer electronics; it was also used in the Sega Dreamcast 31ea0e1a9aSPaul Mundt gaming console. The SuperH port has a home page at 32ea0e1a9aSPaul Mundt <http://www.linux-sh.org/>. 33ea0e1a9aSPaul Mundt 34ea0e1a9aSPaul Mundtconfig SUPERH32 353cc000b5SPaul Mundt def_bool ARCH = "sh" 36d39f5450SChris Smith select HAVE_KPROBES 37d39f5450SChris Smith select HAVE_KRETPROBES 386d63e73dSPaul Mundt select HAVE_IOREMAP_PROT if MMU && !X2TLB 39694f94f2SPaul Mundt select HAVE_FUNCTION_TRACER 40fad57febSMatt Fleming select HAVE_FTRACE_MCOUNT_RECORD 41fad57febSMatt Fleming select HAVE_DYNAMIC_FTRACE 42c1340c05SMatt Fleming select HAVE_FUNCTION_TRACE_MCOUNT_TEST 43e4b053d9SPaul Mundt select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE 44327933f5SMatt Fleming select HAVE_FUNCTION_GRAPH_TRACER 45ab6e570bSPaul Mundt select HAVE_ARCH_KGDB 466fbfe8d7SPaul Mundt select HAVE_HW_BREAKPOINT 470102752eSFrederic Weisbecker select HAVE_MIXED_BREAKPOINTS_REGS 48e583d6b3SSam Ravnborg select PERF_EVENTS 498dafc346SPaul Mundt select ARCH_HIBERNATION_POSSIBLE if MMU 5057b81330SPaul Mundt select SPARSE_IRQ 51ea0e1a9aSPaul Mundt 52ea0e1a9aSPaul Mundtconfig SUPERH64 533cc000b5SPaul Mundt def_bool ARCH = "sh64" 54ea0e1a9aSPaul Mundt 55f42b7e3dSPaul Mundtconfig ARCH_DEFCONFIG 56f42b7e3dSPaul Mundt string 57f42b7e3dSPaul Mundt default "arch/sh/configs/shx3_defconfig" if SUPERH32 58f42b7e3dSPaul Mundt default "arch/sh/configs/cayman_defconfig" if SUPERH64 59f42b7e3dSPaul Mundt 60ea0e1a9aSPaul Mundtconfig RWSEM_GENERIC_SPINLOCK 61d7ef4fb3SHarvey Harrison def_bool y 62ea0e1a9aSPaul Mundt 63ea0e1a9aSPaul Mundtconfig RWSEM_XCHGADD_ALGORITHM 64ea0e1a9aSPaul Mundt bool 65ea0e1a9aSPaul Mundt 66ea0e1a9aSPaul Mundtconfig GENERIC_BUG 67ea0e1a9aSPaul Mundt def_bool y 68a82d53ecSPaul Mundt depends on BUG && SUPERH32 69ea0e1a9aSPaul Mundt 703767f3f1SPaul Mundtconfig GENERIC_CSUM 713767f3f1SPaul Mundt def_bool y 723767f3f1SPaul Mundt depends on SUPERH64 733767f3f1SPaul Mundt 74ea0e1a9aSPaul Mundtconfig GENERIC_FIND_NEXT_BIT 75d7ef4fb3SHarvey Harrison def_bool y 76ea0e1a9aSPaul Mundt 770664996bSAkinobu Mitaconfig GENERIC_FIND_BIT_LE 780664996bSAkinobu Mita def_bool y 790664996bSAkinobu Mita 80ea0e1a9aSPaul Mundtconfig GENERIC_HWEIGHT 81d7ef4fb3SHarvey Harrison def_bool y 82ea0e1a9aSPaul Mundt 832eb2a436SPaul Mundtconfig IRQ_PER_CPU 842eb2a436SPaul Mundt def_bool y 852eb2a436SPaul Mundt 862967dab1SMagnus Dammconfig GENERIC_GPIO 872967dab1SMagnus Damm def_bool n 882967dab1SMagnus Damm 89ea0e1a9aSPaul Mundtconfig GENERIC_CALIBRATE_DELAY 90cf204fa7SPaul Mundt bool 91ea0e1a9aSPaul Mundt 92ea0e1a9aSPaul Mundtconfig GENERIC_IOMAP 93ea0e1a9aSPaul Mundt bool 94ea0e1a9aSPaul Mundt 95ea0e1a9aSPaul Mundtconfig GENERIC_CLOCKEVENTS 96938edae1SPaul Mundt def_bool y 97ea0e1a9aSPaul Mundt 988c24594dSPaul Mundtconfig GENERIC_CLOCKEVENTS_BROADCAST 998c24594dSPaul Mundt bool 1008c24594dSPaul Mundt 1016d134b9eSPaul Mundtconfig GENERIC_CMOS_UPDATE 1026d134b9eSPaul Mundt def_bool y 1036d134b9eSPaul Mundt depends on SH_SH03 || SH_DREAMCAST 1046d134b9eSPaul Mundt 105bdcab87bSPaul Mundtconfig GENERIC_LOCKBREAK 106bdcab87bSPaul Mundt def_bool y 107bdcab87bSPaul Mundt depends on SMP && PREEMPT 108bdcab87bSPaul Mundt 109ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_PM 110ea0e1a9aSPaul Mundt bool 111af998a9aSMagnus Damm depends on !SMP 112af998a9aSMagnus Damm 113af998a9aSMagnus Dammconfig ARCH_SUSPEND_POSSIBLE 114af998a9aSMagnus Damm def_bool n 115af998a9aSMagnus Damm 116af998a9aSMagnus Dammconfig ARCH_HIBERNATION_POSSIBLE 117af998a9aSMagnus Damm def_bool n 118ea0e1a9aSPaul Mundt 119ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_APM_EMULATION 120ea0e1a9aSPaul Mundt bool 121af998a9aSMagnus Damm select ARCH_SUSPEND_POSSIBLE 122ea0e1a9aSPaul Mundt 123ffb4a73dSPaul Mundtconfig SYS_SUPPORTS_HUGETLBFS 124ffb4a73dSPaul Mundt bool 125ffb4a73dSPaul Mundt 126ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_SMP 127ea0e1a9aSPaul Mundt bool 128ea0e1a9aSPaul Mundt 129ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_NUMA 130ea0e1a9aSPaul Mundt bool 131ea0e1a9aSPaul Mundt 132ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_PCI 133ea0e1a9aSPaul Mundt bool 134ea0e1a9aSPaul Mundt 135f5ad881bSPaul Mundtconfig SYS_SUPPORTS_CMT 136f5ad881bSPaul Mundt bool 137f5ad881bSPaul Mundt 138d5ed4c2eSMagnus Dammconfig SYS_SUPPORTS_MTU2 139d5ed4c2eSMagnus Damm bool 140d5ed4c2eSMagnus Damm 1419570ef20SMagnus Dammconfig SYS_SUPPORTS_TMU 1429570ef20SMagnus Damm bool 1439570ef20SMagnus Damm 144ea0e1a9aSPaul Mundtconfig STACKTRACE_SUPPORT 145d7ef4fb3SHarvey Harrison def_bool y 146ea0e1a9aSPaul Mundt 147ea0e1a9aSPaul Mundtconfig LOCKDEP_SUPPORT 148d7ef4fb3SHarvey Harrison def_bool y 149ea0e1a9aSPaul Mundt 1505a89f1adSPaul Mundtconfig HAVE_LATENCYTOP_SUPPORT 1515a89f1adSPaul Mundt def_bool y 1525a89f1adSPaul Mundt 153ea0e1a9aSPaul Mundtconfig ARCH_HAS_ILOG2_U32 154d7ef4fb3SHarvey Harrison def_bool n 155ea0e1a9aSPaul Mundt 156ea0e1a9aSPaul Mundtconfig ARCH_HAS_ILOG2_U64 157d7ef4fb3SHarvey Harrison def_bool n 158ea0e1a9aSPaul Mundt 159ea0e1a9aSPaul Mundtconfig ARCH_NO_VIRT_TO_BUS 160ea0e1a9aSPaul Mundt def_bool y 161ea0e1a9aSPaul Mundt 162e869a90eSPaul Mundtconfig ARCH_HAS_DEFAULT_IDLE 163e869a90eSPaul Mundt def_bool y 164e869a90eSPaul Mundt 1652e046b94SPaul Mundtconfig ARCH_HAS_CPU_IDLE_WAIT 1662e046b94SPaul Mundt def_bool y 1672e046b94SPaul Mundt 16886e4dd5aSPaul Mundtconfig NO_IOPORT 16937b7a978SPaul Mundt def_bool !PCI 1704e2b1084SPaul Mundt depends on !SH_CAYMAN && !SH_SH4202_MICRODEV && !SH_SHMIN 17186e4dd5aSPaul Mundt 172e7cc9a73SMagnus Dammconfig IO_TRAPPED 173e7cc9a73SMagnus Damm bool 174e7cc9a73SMagnus Damm 17501be5d63SPaul Mundtconfig DMA_COHERENT 17601be5d63SPaul Mundt bool 17701be5d63SPaul Mundt 17801be5d63SPaul Mundtconfig DMA_NONCOHERENT 17901be5d63SPaul Mundt def_bool !DMA_COHERENT 18001be5d63SPaul Mundt 1815cabbb62SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 1825cabbb62SFUJITA Tomonori def_bool DMA_NONCOHERENT 1835cabbb62SFUJITA Tomonori 18418e98307SFUJITA Tomonoriconfig NEED_SG_DMA_LENGTH 18518e98307SFUJITA Tomonori def_bool y 18618e98307SFUJITA Tomonori 187ea0e1a9aSPaul Mundtsource "init/Kconfig" 188ea0e1a9aSPaul Mundt 189dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 190dc52ddc0SMatt Helsley 191ea0e1a9aSPaul Mundtmenu "System type" 192ea0e1a9aSPaul Mundt 193ea0e1a9aSPaul Mundt# 194ea0e1a9aSPaul Mundt# Processor families 195ea0e1a9aSPaul Mundt# 196ea0e1a9aSPaul Mundtconfig CPU_SH2 197ea0e1a9aSPaul Mundt bool 198ea0e1a9aSPaul Mundt 199ea0e1a9aSPaul Mundtconfig CPU_SH2A 200ea0e1a9aSPaul Mundt bool 201ea0e1a9aSPaul Mundt select CPU_SH2 202e2fcf74fSPaul Mundt select UNCACHED_MAPPING 203ea0e1a9aSPaul Mundt 204ea0e1a9aSPaul Mundtconfig CPU_SH3 205ea0e1a9aSPaul Mundt bool 206ea0e1a9aSPaul Mundt select CPU_HAS_INTEVT 207ea0e1a9aSPaul Mundt select CPU_HAS_SR_RB 2084fa48e17SPaul Mundt select SYS_SUPPORTS_TMU 209ea0e1a9aSPaul Mundt 210ea0e1a9aSPaul Mundtconfig CPU_SH4 211ea0e1a9aSPaul Mundt bool 212ea0e1a9aSPaul Mundt select CPU_HAS_INTEVT 213ea0e1a9aSPaul Mundt select CPU_HAS_SR_RB 214ea0e1a9aSPaul Mundt select CPU_HAS_FPU if !CPU_SH4AL_DSP 2154fa48e17SPaul Mundt select SYS_SUPPORTS_TMU 216ffb4a73dSPaul Mundt select SYS_SUPPORTS_HUGETLBFS if MMU 217ea0e1a9aSPaul Mundt 218ea0e1a9aSPaul Mundtconfig CPU_SH4A 219ea0e1a9aSPaul Mundt bool 220ea0e1a9aSPaul Mundt select CPU_SH4 221ea0e1a9aSPaul Mundt 222ea0e1a9aSPaul Mundtconfig CPU_SH4AL_DSP 223ea0e1a9aSPaul Mundt bool 224ea0e1a9aSPaul Mundt select CPU_SH4A 225ea0e1a9aSPaul Mundt select CPU_HAS_DSP 226ea0e1a9aSPaul Mundt 227ea0e1a9aSPaul Mundtconfig CPU_SH5 228ea0e1a9aSPaul Mundt bool 229ea0e1a9aSPaul Mundt select CPU_HAS_FPU 230add47067SPaul Mundt select SYS_SUPPORTS_TMU 231ffb4a73dSPaul Mundt select SYS_SUPPORTS_HUGETLBFS if MMU 232ea0e1a9aSPaul Mundt 233ea0e1a9aSPaul Mundtconfig CPU_SHX2 234ea0e1a9aSPaul Mundt bool 235ea0e1a9aSPaul Mundt 236ea0e1a9aSPaul Mundtconfig CPU_SHX3 237ea0e1a9aSPaul Mundt bool 23801be5d63SPaul Mundt select DMA_COHERENT 2394b478ee2SPaul Mundt select SYS_SUPPORTS_SMP 2404b478ee2SPaul Mundt select SYS_SUPPORTS_NUMA 241ea0e1a9aSPaul Mundt 242dc65a977SPaul Mundtconfig ARCH_SHMOBILE 243dc65a977SPaul Mundt bool 24477594912SMagnus Damm select ARCH_SUSPEND_POSSIBLE 245ac2c596bSMagnus Damm select PM 246ac2c596bSMagnus Damm select PM_RUNTIME 247dc65a977SPaul Mundt 24886c8c047SMatt Flemingconfig CPU_HAS_PMU 24986c8c047SMatt Fleming depends on CPU_SH4 || CPU_SH4A 25086c8c047SMatt Fleming default y 25186c8c047SMatt Fleming bool 25286c8c047SMatt Fleming 2533cc000b5SPaul Mundtif SUPERH32 2543cc000b5SPaul Mundt 255ea0e1a9aSPaul Mundtchoice 256ea0e1a9aSPaul Mundt prompt "Processor sub-type selection" 257ea0e1a9aSPaul Mundt 258ea0e1a9aSPaul Mundt# 259ea0e1a9aSPaul Mundt# Processor subtypes 260ea0e1a9aSPaul Mundt# 261ea0e1a9aSPaul Mundt 262ea0e1a9aSPaul Mundt# SH-2 Processor Support 263ea0e1a9aSPaul Mundt 264ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7619 265ea0e1a9aSPaul Mundt bool "Support SH7619 processor" 266ea0e1a9aSPaul Mundt select CPU_SH2 267f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 268ea0e1a9aSPaul Mundt 269ea0e1a9aSPaul Mundt# SH-2A Processor Support 270ea0e1a9aSPaul Mundt 2712825999eSPeter Griffinconfig CPU_SUBTYPE_SH7201 2722825999eSPeter Griffin bool "Support SH7201 processor" 2732825999eSPeter Griffin select CPU_SH2A 2742825999eSPeter Griffin select CPU_HAS_FPU 275da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 2762825999eSPeter Griffin 2776d01f510SPaul Mundtconfig CPU_SUBTYPE_SH7203 2786d01f510SPaul Mundt bool "Support SH7203 processor" 2796d01f510SPaul Mundt select CPU_SH2A 28074d99a5eSPaul Mundt select CPU_HAS_FPU 281f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 282da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 283f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 2846d01f510SPaul Mundt 285ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7206 286ea0e1a9aSPaul Mundt bool "Support SH7206 processor" 287ea0e1a9aSPaul Mundt select CPU_SH2A 288f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 289da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 290ea0e1a9aSPaul Mundt 291a8f67f4bSPaul Mundtconfig CPU_SUBTYPE_SH7263 292a8f67f4bSPaul Mundt bool "Support SH7263 processor" 293a8f67f4bSPaul Mundt select CPU_SH2A 29474d99a5eSPaul Mundt select CPU_HAS_FPU 295f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 296da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 297a8f67f4bSPaul Mundt 2982ad69908SPaul Mundtconfig CPU_SUBTYPE_MXG 2992ad69908SPaul Mundt bool "Support MX-G processor" 3002ad69908SPaul Mundt select CPU_SH2A 301da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 3022ad69908SPaul Mundt help 3032ad69908SPaul Mundt Select MX-G if running on an R8A03022BG part. 3042ad69908SPaul Mundt 305ea0e1a9aSPaul Mundt# SH-3 Processor Support 306ea0e1a9aSPaul Mundt 307ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7705 308ea0e1a9aSPaul Mundt bool "Support SH7705 processor" 309ea0e1a9aSPaul Mundt select CPU_SH3 310ea0e1a9aSPaul Mundt 311ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7706 312ea0e1a9aSPaul Mundt bool "Support SH7706 processor" 313ea0e1a9aSPaul Mundt select CPU_SH3 314ea0e1a9aSPaul Mundt help 315ea0e1a9aSPaul Mundt Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. 316ea0e1a9aSPaul Mundt 317ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7707 318ea0e1a9aSPaul Mundt bool "Support SH7707 processor" 319ea0e1a9aSPaul Mundt select CPU_SH3 320ea0e1a9aSPaul Mundt help 321ea0e1a9aSPaul Mundt Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. 322ea0e1a9aSPaul Mundt 323ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7708 324ea0e1a9aSPaul Mundt bool "Support SH7708 processor" 325ea0e1a9aSPaul Mundt select CPU_SH3 326ea0e1a9aSPaul Mundt help 327ea0e1a9aSPaul Mundt Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or 328ea0e1a9aSPaul Mundt if you have a 100 Mhz SH-3 HD6417708R CPU. 329ea0e1a9aSPaul Mundt 330ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7709 331ea0e1a9aSPaul Mundt bool "Support SH7709 processor" 332ea0e1a9aSPaul Mundt select CPU_SH3 333ea0e1a9aSPaul Mundt help 334ea0e1a9aSPaul Mundt Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. 335ea0e1a9aSPaul Mundt 336ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7710 337ea0e1a9aSPaul Mundt bool "Support SH7710 processor" 338ea0e1a9aSPaul Mundt select CPU_SH3 339ea0e1a9aSPaul Mundt select CPU_HAS_DSP 340ea0e1a9aSPaul Mundt help 341ea0e1a9aSPaul Mundt Select SH7710 if you have a SH3-DSP SH7710 CPU. 342ea0e1a9aSPaul Mundt 343ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7712 344ea0e1a9aSPaul Mundt bool "Support SH7712 processor" 345ea0e1a9aSPaul Mundt select CPU_SH3 346ea0e1a9aSPaul Mundt select CPU_HAS_DSP 347ea0e1a9aSPaul Mundt help 348ea0e1a9aSPaul Mundt Select SH7712 if you have a SH3-DSP SH7712 CPU. 349ea0e1a9aSPaul Mundt 350ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7720 351ea0e1a9aSPaul Mundt bool "Support SH7720 processor" 352ea0e1a9aSPaul Mundt select CPU_SH3 353ea0e1a9aSPaul Mundt select CPU_HAS_DSP 3542b23a882SMagnus Damm select SYS_SUPPORTS_CMT 355f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 356e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 357ea0e1a9aSPaul Mundt help 358ea0e1a9aSPaul Mundt Select SH7720 if you have a SH3-DSP SH7720 CPU. 359ea0e1a9aSPaul Mundt 36031a49c4bSYoshihiro Shimodaconfig CPU_SUBTYPE_SH7721 36131a49c4bSYoshihiro Shimoda bool "Support SH7721 processor" 36231a49c4bSYoshihiro Shimoda select CPU_SH3 36331a49c4bSYoshihiro Shimoda select CPU_HAS_DSP 3642b23a882SMagnus Damm select SYS_SUPPORTS_CMT 365e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 36631a49c4bSYoshihiro Shimoda help 36731a49c4bSYoshihiro Shimoda Select SH7721 if you have a SH3-DSP SH7721 CPU. 36831a49c4bSYoshihiro Shimoda 369ea0e1a9aSPaul Mundt# SH-4 Processor Support 370ea0e1a9aSPaul Mundt 371ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750 372ea0e1a9aSPaul Mundt bool "Support SH7750 processor" 373ea0e1a9aSPaul Mundt select CPU_SH4 374ea0e1a9aSPaul Mundt help 375ea0e1a9aSPaul Mundt Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. 376ea0e1a9aSPaul Mundt 377ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7091 378ea0e1a9aSPaul Mundt bool "Support SH7091 processor" 379ea0e1a9aSPaul Mundt select CPU_SH4 380ea0e1a9aSPaul Mundt help 381ea0e1a9aSPaul Mundt Select SH7091 if you have an SH-4 based Sega device (such as 382ea0e1a9aSPaul Mundt the Dreamcast, Naomi, and Naomi 2). 383ea0e1a9aSPaul Mundt 384ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750R 385ea0e1a9aSPaul Mundt bool "Support SH7750R processor" 386ea0e1a9aSPaul Mundt select CPU_SH4 387ea0e1a9aSPaul Mundt 388ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750S 389ea0e1a9aSPaul Mundt bool "Support SH7750S processor" 390ea0e1a9aSPaul Mundt select CPU_SH4 391ea0e1a9aSPaul Mundt 392ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7751 393ea0e1a9aSPaul Mundt bool "Support SH7751 processor" 394ea0e1a9aSPaul Mundt select CPU_SH4 395ea0e1a9aSPaul Mundt help 396ea0e1a9aSPaul Mundt Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, 397ea0e1a9aSPaul Mundt or if you have a HD6417751R CPU. 398ea0e1a9aSPaul Mundt 399ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7751R 400ea0e1a9aSPaul Mundt bool "Support SH7751R processor" 401ea0e1a9aSPaul Mundt select CPU_SH4 402ea0e1a9aSPaul Mundt 403ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7760 404ea0e1a9aSPaul Mundt bool "Support SH7760 processor" 405ea0e1a9aSPaul Mundt select CPU_SH4 406ea0e1a9aSPaul Mundt 407ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH4_202 408ea0e1a9aSPaul Mundt bool "Support SH4-202 processor" 409ea0e1a9aSPaul Mundt select CPU_SH4 410ea0e1a9aSPaul Mundt 411ea0e1a9aSPaul Mundt# SH-4A Processor Support 412ea0e1a9aSPaul Mundt 413178dd0cdSPaul Mundtconfig CPU_SUBTYPE_SH7723 414178dd0cdSPaul Mundt bool "Support SH7723 processor" 415178dd0cdSPaul Mundt select CPU_SH4A 416178dd0cdSPaul Mundt select CPU_SHX2 417dc65a977SPaul Mundt select ARCH_SHMOBILE 418178dd0cdSPaul Mundt select ARCH_SPARSEMEM_ENABLE 419f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 420f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 421178dd0cdSPaul Mundt help 422178dd0cdSPaul Mundt Select SH7723 if you have an SH-MobileR2 CPU. 423178dd0cdSPaul Mundt 4240207a2efSKuninori Morimotoconfig CPU_SUBTYPE_SH7724 4250207a2efSKuninori Morimoto bool "Support SH7724 processor" 4260207a2efSKuninori Morimoto select CPU_SH4A 4270207a2efSKuninori Morimoto select CPU_SHX2 42859fe700dSPaul Mundt select ARCH_SHMOBILE 4290207a2efSKuninori Morimoto select ARCH_SPARSEMEM_ENABLE 4300207a2efSKuninori Morimoto select SYS_SUPPORTS_CMT 431f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 4320207a2efSKuninori Morimoto help 4330207a2efSKuninori Morimoto Select SH7724 if you have an SH-MobileR2R CPU. 4340207a2efSKuninori Morimoto 435c01f0f1aSYoshihiro Shimodaconfig CPU_SUBTYPE_SH7757 436c01f0f1aSYoshihiro Shimoda bool "Support SH7757 processor" 437c01f0f1aSYoshihiro Shimoda select CPU_SH4A 438c01f0f1aSYoshihiro Shimoda select CPU_SHX2 439f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 4400fe48601SYoshihiro Shimoda select USB_ARCH_HAS_OHCI 4410fe48601SYoshihiro Shimoda select USB_ARCH_HAS_EHCI 442c01f0f1aSYoshihiro Shimoda help 443c01f0f1aSYoshihiro Shimoda Select SH7757 if you have a SH4A SH7757 CPU. 444c01f0f1aSYoshihiro Shimoda 4457d740a06SYoshihiro Shimodaconfig CPU_SUBTYPE_SH7763 4467d740a06SYoshihiro Shimoda bool "Support SH7763 processor" 4477d740a06SYoshihiro Shimoda select CPU_SH4A 448e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 4497d740a06SYoshihiro Shimoda help 4507d740a06SYoshihiro Shimoda Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. 4517d740a06SYoshihiro Shimoda 452ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7770 453ea0e1a9aSPaul Mundt bool "Support SH7770 processor" 454ea0e1a9aSPaul Mundt select CPU_SH4A 455ea0e1a9aSPaul Mundt 456ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7780 457ea0e1a9aSPaul Mundt bool "Support SH7780 processor" 458ea0e1a9aSPaul Mundt select CPU_SH4A 459ea0e1a9aSPaul Mundt 460ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7785 461ea0e1a9aSPaul Mundt bool "Support SH7785 processor" 462ea0e1a9aSPaul Mundt select CPU_SH4A 463ea0e1a9aSPaul Mundt select CPU_SHX2 464ea0e1a9aSPaul Mundt select ARCH_SPARSEMEM_ENABLE 465ea0e1a9aSPaul Mundt select SYS_SUPPORTS_NUMA 466f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 467ea0e1a9aSPaul Mundt 46855ba99ebSKuninori Morimotoconfig CPU_SUBTYPE_SH7786 46955ba99ebSKuninori Morimoto bool "Support SH7786 processor" 47055ba99ebSKuninori Morimoto select CPU_SH4A 47137042fbdSPaul Mundt select CPU_SHX3 4728263a67eSPaul Mundt select CPU_HAS_PTEAEX 4732eb2a436SPaul Mundt select GENERIC_CLOCKEVENTS_BROADCAST if SMP 474f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 475e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 476e3e9887eSPaul Mundt select USB_ARCH_HAS_EHCI 47755ba99ebSKuninori Morimoto 478ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SHX3 479ea0e1a9aSPaul Mundt bool "Support SH-X3 processor" 480ea0e1a9aSPaul Mundt select CPU_SH4A 481ea0e1a9aSPaul Mundt select CPU_SHX3 4825840263eSPaul Mundt select GENERIC_CLOCKEVENTS_BROADCAST if SMP 483742759eaSPaul Mundt select ARCH_REQUIRE_GPIOLIB 484ea0e1a9aSPaul Mundt 485ea0e1a9aSPaul Mundt# SH4AL-DSP Processor Support 486ea0e1a9aSPaul Mundt 487ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7343 488ea0e1a9aSPaul Mundt bool "Support SH7343 processor" 489ea0e1a9aSPaul Mundt select CPU_SH4AL_DSP 490dc65a977SPaul Mundt select ARCH_SHMOBILE 491f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 492ea0e1a9aSPaul Mundt 493ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7722 494ea0e1a9aSPaul Mundt bool "Support SH7722 processor" 495ea0e1a9aSPaul Mundt select CPU_SH4AL_DSP 496ea0e1a9aSPaul Mundt select CPU_SHX2 497dc65a977SPaul Mundt select ARCH_SHMOBILE 498ea0e1a9aSPaul Mundt select ARCH_SPARSEMEM_ENABLE 499ea0e1a9aSPaul Mundt select SYS_SUPPORTS_NUMA 500f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 501f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 502ea0e1a9aSPaul Mundt 5039109a30eSMagnus Dammconfig CPU_SUBTYPE_SH7366 5049109a30eSMagnus Damm bool "Support SH7366 processor" 5059109a30eSMagnus Damm select CPU_SH4AL_DSP 5069109a30eSMagnus Damm select CPU_SHX2 507dc65a977SPaul Mundt select ARCH_SHMOBILE 5089109a30eSMagnus Damm select ARCH_SPARSEMEM_ENABLE 5099109a30eSMagnus Damm select SYS_SUPPORTS_NUMA 510f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 5119109a30eSMagnus Damm 5123cc000b5SPaul Mundtendchoice 5133cc000b5SPaul Mundt 5143cc000b5SPaul Mundtendif 5153cc000b5SPaul Mundt 5163cc000b5SPaul Mundtif SUPERH64 5173cc000b5SPaul Mundt 5183cc000b5SPaul Mundtchoice 5193cc000b5SPaul Mundt prompt "Processor sub-type selection" 5203cc000b5SPaul Mundt 521ea0e1a9aSPaul Mundt# SH-5 Processor Support 522ea0e1a9aSPaul Mundt 523ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH5_101 524ea0e1a9aSPaul Mundt bool "Support SH5-101 processor" 525ea0e1a9aSPaul Mundt select CPU_SH5 526ea0e1a9aSPaul Mundt 527ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH5_103 528ea0e1a9aSPaul Mundt bool "Support SH5-103 processor" 5298ef97dd7SPaul Mundt select CPU_SH5 530ea0e1a9aSPaul Mundt 531ea0e1a9aSPaul Mundtendchoice 532ea0e1a9aSPaul Mundt 5333cc000b5SPaul Mundtendif 5343cc000b5SPaul Mundt 535ea0e1a9aSPaul Mundtsource "arch/sh/mm/Kconfig" 536939a24a6SPaul Mundt 537ea0e1a9aSPaul Mundtsource "arch/sh/Kconfig.cpu" 538ea0e1a9aSPaul Mundt 539939a24a6SPaul Mundtsource "arch/sh/boards/Kconfig" 540ea0e1a9aSPaul Mundt 541ea0e1a9aSPaul Mundtmenu "Timer and clock configuration" 542ea0e1a9aSPaul Mundt 5439570ef20SMagnus Dammconfig SH_TIMER_TMU 5449570ef20SMagnus Damm bool "TMU timer driver" 545f19900b2SMagnus Damm depends on SYS_SUPPORTS_TMU 5469570ef20SMagnus Damm default y 5479570ef20SMagnus Damm help 5489570ef20SMagnus Damm This enables the build of the TMU timer driver. 5499570ef20SMagnus Damm 550f5ad881bSPaul Mundtconfig SH_TIMER_CMT 551f425752fSMagnus Damm bool "CMT timer driver" 552f425752fSMagnus Damm depends on SYS_SUPPORTS_CMT 553f425752fSMagnus Damm default y 554f425752fSMagnus Damm help 555f425752fSMagnus Damm This enables build of the CMT timer driver. 556f5ad881bSPaul Mundt 557d5ed4c2eSMagnus Dammconfig SH_TIMER_MTU2 558d5ed4c2eSMagnus Damm bool "MTU2 timer driver" 5593280c886SMagnus Damm depends on SYS_SUPPORTS_MTU2 560d5ed4c2eSMagnus Damm default y 561d5ed4c2eSMagnus Damm help 562d5ed4c2eSMagnus Damm This enables build of the MTU2 timer driver. 563d5ed4c2eSMagnus Damm 564ea0e1a9aSPaul Mundtconfig SH_PCLK_FREQ 565ea0e1a9aSPaul Mundt int "Peripheral clock frequency (in Hz)" 5668152a74bSPaul Mundt depends on SH_CLK_CPG_LEGACY 567ea0e1a9aSPaul Mundt default "31250000" if CPU_SUBTYPE_SH7619 5688152a74bSPaul Mundt default "33333333" if CPU_SUBTYPE_SH7770 || \ 5698152a74bSPaul Mundt CPU_SUBTYPE_SH7760 || \ 5708152a74bSPaul Mundt CPU_SUBTYPE_SH7705 || \ 5718152a74bSPaul Mundt CPU_SUBTYPE_SH7203 || \ 5728152a74bSPaul Mundt CPU_SUBTYPE_SH7206 || \ 5738152a74bSPaul Mundt CPU_SUBTYPE_SH7263 || \ 57443a1839cSPaul Mundt CPU_SUBTYPE_MXG 575ea0e1a9aSPaul Mundt default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R 576ea0e1a9aSPaul Mundt default "66000000" if CPU_SUBTYPE_SH4_202 577ea0e1a9aSPaul Mundt default "50000000" 578ea0e1a9aSPaul Mundt help 579ea0e1a9aSPaul Mundt This option is used to specify the peripheral clock frequency. 580ea0e1a9aSPaul Mundt This is necessary for determining the reference clock value on 581ea0e1a9aSPaul Mundt platforms lacking an RTC. 582ea0e1a9aSPaul Mundt 58336aa1e32SPaul Mundtconfig SH_CLK_CPG 58436aa1e32SPaul Mundt def_bool y 58536aa1e32SPaul Mundt 586253b0887SPaul Mundtconfig SH_CLK_CPG_LEGACY 58736aa1e32SPaul Mundt depends on SH_CLK_CPG 58843a1839cSPaul Mundt def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ 5895924ad0dSPaul Mundt !CPU_SHX3 && !CPU_SUBTYPE_SH7757 590253b0887SPaul Mundt 591ea0e1a9aSPaul Mundtsource "kernel/time/Kconfig" 592ea0e1a9aSPaul Mundt 593ea0e1a9aSPaul Mundtendmenu 594ea0e1a9aSPaul Mundt 595ea0e1a9aSPaul Mundtmenu "CPU Frequency scaling" 596ea0e1a9aSPaul Mundt 597ea0e1a9aSPaul Mundtsource "drivers/cpufreq/Kconfig" 598ea0e1a9aSPaul Mundt 599ea0e1a9aSPaul Mundtconfig SH_CPU_FREQ 600ea0e1a9aSPaul Mundt tristate "SuperH CPU Frequency driver" 601ea0e1a9aSPaul Mundt depends on CPU_FREQ 602ea0e1a9aSPaul Mundt select CPU_FREQ_TABLE 603ea0e1a9aSPaul Mundt help 6048a655053SPaul Mundt This adds the cpufreq driver for SuperH. Any CPU that supports 6058a655053SPaul Mundt clock rate rounding through the clock framework can use this 6068a655053SPaul Mundt driver. While it will make the kernel slightly larger, this is 6078a655053SPaul Mundt harmless for CPUs that don't support rate rounding. The driver 6088a655053SPaul Mundt will also generate a notice in the boot log before disabling 6098a655053SPaul Mundt itself if the CPU in question is not capable of rate rounding. 610ea0e1a9aSPaul Mundt 611ea0e1a9aSPaul Mundt For details, take a look at <file:Documentation/cpu-freq>. 612ea0e1a9aSPaul Mundt 613ea0e1a9aSPaul Mundt If unsure, say N. 614ea0e1a9aSPaul Mundt 615ea0e1a9aSPaul Mundtendmenu 616ea0e1a9aSPaul Mundt 617ea0e1a9aSPaul Mundtsource "arch/sh/drivers/Kconfig" 618ea0e1a9aSPaul Mundt 619ea0e1a9aSPaul Mundtendmenu 620ea0e1a9aSPaul Mundt 621ea0e1a9aSPaul Mundtmenu "Kernel features" 622ea0e1a9aSPaul Mundt 623ea0e1a9aSPaul Mundtsource kernel/Kconfig.hz 624ea0e1a9aSPaul Mundt 625ea0e1a9aSPaul Mundtconfig KEXEC 626ea0e1a9aSPaul Mundt bool "kexec system call (EXPERIMENTAL)" 627f36b59d1SNobuhiro Iwamatsu depends on SUPERH32 && EXPERIMENTAL && MMU 628ea0e1a9aSPaul Mundt help 629ea0e1a9aSPaul Mundt kexec is a system call that implements the ability to shutdown your 630ea0e1a9aSPaul Mundt current kernel, and to start another kernel. It is like a reboot 631ea0e1a9aSPaul Mundt but it is independent of the system firmware. And like a reboot 632ea0e1a9aSPaul Mundt you can start any kernel with it, not just Linux. 633ea0e1a9aSPaul Mundt 634ea0e1a9aSPaul Mundt The name comes from the similarity to the exec system call. 635ea0e1a9aSPaul Mundt 636ea0e1a9aSPaul Mundt It is an ongoing process to be certain the hardware in a machine 637ea0e1a9aSPaul Mundt is properly shutdown, so do not be surprised if this code does not 638ea0e1a9aSPaul Mundt initially work for you. It may help to enable device hotplugging 639ea0e1a9aSPaul Mundt support. As of this writing the exact hardware interface is 640ea0e1a9aSPaul Mundt strongly in flux, so no good recommendation can be made. 641ea0e1a9aSPaul Mundt 642ea0e1a9aSPaul Mundtconfig CRASH_DUMP 643ea0e1a9aSPaul Mundt bool "kernel crash dumps (EXPERIMENTAL)" 644d523e1aeSPaul Mundt depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP 645ea0e1a9aSPaul Mundt help 646ea0e1a9aSPaul Mundt Generate crash dump after being started by kexec. 647ea0e1a9aSPaul Mundt This should be normally only set in special crash dump kernels 648ea0e1a9aSPaul Mundt which are loaded in the main kernel with kexec-tools into 649ea0e1a9aSPaul Mundt a specially reserved region and then later executed after 650ea0e1a9aSPaul Mundt a crash by kdump/kexec. The crash dump kernel must be compiled 651ea0e1a9aSPaul Mundt to a memory address not used by the main kernel using 652ea0e1a9aSPaul Mundt MEMORY_START. 653ea0e1a9aSPaul Mundt 654ea0e1a9aSPaul Mundt For more details see Documentation/kdump/kdump.txt 655ea0e1a9aSPaul Mundt 656b7cf6ddcSMagnus Dammconfig KEXEC_JUMP 657b7cf6ddcSMagnus Damm bool "kexec jump (EXPERIMENTAL)" 658b7cf6ddcSMagnus Damm depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL 659b7cf6ddcSMagnus Damm help 660b7cf6ddcSMagnus Damm Jump between original kernel and kexeced kernel and invoke 661b7cf6ddcSMagnus Damm code via KEXEC 662b7cf6ddcSMagnus Damm 663c4637d47SPaul Mundtconfig SECCOMP 664c4637d47SPaul Mundt bool "Enable seccomp to safely compute untrusted bytecode" 665c4637d47SPaul Mundt depends on PROC_FS 666c4637d47SPaul Mundt help 667c4637d47SPaul Mundt This kernel feature is useful for number crunching applications 668c4637d47SPaul Mundt that may need to compute untrusted bytecode during their 669c4637d47SPaul Mundt execution. By using pipes or other transports made available to 670c4637d47SPaul Mundt the process as file descriptors supporting the read/write 671c4637d47SPaul Mundt syscalls, it's possible to isolate those applications in 672c4637d47SPaul Mundt their own address space using seccomp. Once seccomp is 673c4637d47SPaul Mundt enabled via prctl, it cannot be disabled and the task is only 674c4637d47SPaul Mundt allowed to execute a few safe syscalls defined by each seccomp 675c4637d47SPaul Mundt mode. 676c4637d47SPaul Mundt 677c4637d47SPaul Mundt If unsure, say N. 678c4637d47SPaul Mundt 679ea0e1a9aSPaul Mundtconfig SMP 680ea0e1a9aSPaul Mundt bool "Symmetric multi-processing support" 681ea0e1a9aSPaul Mundt depends on SYS_SUPPORTS_SMP 682490f5de5SJens Axboe select USE_GENERIC_SMP_HELPERS 683ea0e1a9aSPaul Mundt ---help--- 684ea0e1a9aSPaul Mundt This enables support for systems with more than one CPU. If you have 685ea0e1a9aSPaul Mundt a system with only one CPU, like most personal computers, say N. If 686ea0e1a9aSPaul Mundt you have a system with more than one CPU, say Y. 687ea0e1a9aSPaul Mundt 688ea0e1a9aSPaul Mundt If you say N here, the kernel will run on single and multiprocessor 689ea0e1a9aSPaul Mundt machines, but will use only one CPU of a multiprocessor machine. If 690ea0e1a9aSPaul Mundt you say Y here, the kernel will run on many, but not all, 691ea0e1a9aSPaul Mundt singleprocessor machines. On a singleprocessor machine, the kernel 692ea0e1a9aSPaul Mundt will run faster if you say N here. 693ea0e1a9aSPaul Mundt 694ea0e1a9aSPaul Mundt People using multiprocessor machines who say Y here should also say 695ea0e1a9aSPaul Mundt Y to "Enhanced Real Time Clock Support", below. 696ea0e1a9aSPaul Mundt 69703502faaSAdrian Bunk See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 69803502faaSAdrian Bunk available at <http://www.tldp.org/docs.html#howto>. 699ea0e1a9aSPaul Mundt 700ea0e1a9aSPaul Mundt If you don't know what to do here, say N. 701ea0e1a9aSPaul Mundt 702ea0e1a9aSPaul Mundtconfig NR_CPUS 703ea0e1a9aSPaul Mundt int "Maximum number of CPUs (2-32)" 704ea0e1a9aSPaul Mundt range 2 32 705ea0e1a9aSPaul Mundt depends on SMP 7062eb2a436SPaul Mundt default "4" if CPU_SUBTYPE_SHX3 707ea0e1a9aSPaul Mundt default "2" 708ea0e1a9aSPaul Mundt help 709ea0e1a9aSPaul Mundt This allows you to specify the maximum number of CPUs which this 710ea0e1a9aSPaul Mundt kernel will support. The maximum supported value is 32 and the 711ea0e1a9aSPaul Mundt minimum value which makes sense is 2. 712ea0e1a9aSPaul Mundt 713ea0e1a9aSPaul Mundt This is purely to save memory - each supported CPU adds 714ea0e1a9aSPaul Mundt approximately eight kilobytes to the kernel image. 715ea0e1a9aSPaul Mundt 716763142d1SPaul Mundtconfig HOTPLUG_CPU 717763142d1SPaul Mundt bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" 718763142d1SPaul Mundt depends on SMP && HOTPLUG && EXPERIMENTAL 719763142d1SPaul Mundt help 720763142d1SPaul Mundt Say Y here to experiment with turning CPUs off and on. CPUs 721763142d1SPaul Mundt can be controlled through /sys/devices/system/cpu. 722763142d1SPaul Mundt 723ea0e1a9aSPaul Mundtsource "kernel/Kconfig.preempt" 724ea0e1a9aSPaul Mundt 725ea0e1a9aSPaul Mundtconfig GUSA 726ea0e1a9aSPaul Mundt def_bool y 7271efe4ce3SStuart Menefy depends on !SMP && SUPERH32 728ea0e1a9aSPaul Mundt help 729ea0e1a9aSPaul Mundt This enables support for gUSA (general UserSpace Atomicity). 730ea0e1a9aSPaul Mundt This is the default implementation for both UP and non-ll/sc 731ea0e1a9aSPaul Mundt CPUs, and is used by the libc, amongst others. 732ea0e1a9aSPaul Mundt 733ea0e1a9aSPaul Mundt For additional information, design information can be found 734ea0e1a9aSPaul Mundt in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. 735ea0e1a9aSPaul Mundt 736ea0e1a9aSPaul Mundt This should only be disabled for special cases where alternate 737ea0e1a9aSPaul Mundt atomicity implementations exist. 738ea0e1a9aSPaul Mundt 7391efe4ce3SStuart Menefyconfig GUSA_RB 7401efe4ce3SStuart Menefy bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" 7411efe4ce3SStuart Menefy depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) 7421efe4ce3SStuart Menefy help 7431efe4ce3SStuart Menefy Enabling this option will allow the kernel to implement some 744692105b8SMatt LaPlante atomic operations using a software implementation of load-locked/ 7451efe4ce3SStuart Menefy store-conditional (LLSC). On machines which do not have hardware 7461efe4ce3SStuart Menefy LLSC, this should be more efficient than the other alternative of 747692105b8SMatt LaPlante disabling interrupts around the atomic sequence. 7481efe4ce3SStuart Menefy 74986c8c047SMatt Flemingconfig HW_PERF_EVENTS 75086c8c047SMatt Fleming bool "Enable hardware performance counter support for perf events" 75186c8c047SMatt Fleming depends on PERF_EVENTS && CPU_HAS_PMU 75286c8c047SMatt Fleming default y 75386c8c047SMatt Fleming help 75486c8c047SMatt Fleming Enable hardware performance counter support for perf events. If 75586c8c047SMatt Fleming disabled, perf events will use software events only. 75686c8c047SMatt Fleming 75743b8774dSPaul Mundtsource "drivers/sh/Kconfig" 75843b8774dSPaul Mundt 759ea0e1a9aSPaul Mundtendmenu 760ea0e1a9aSPaul Mundt 761ea0e1a9aSPaul Mundtmenu "Boot options" 762ea0e1a9aSPaul Mundt 763ea0e1a9aSPaul Mundtconfig ZERO_PAGE_OFFSET 764b412a49aSPaul Mundt hex 765b412a49aSPaul Mundt default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ 766b412a49aSPaul Mundt SH_7751_SOLUTION_ENGINE 767b412a49aSPaul Mundt default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 768ea0e1a9aSPaul Mundt default "0x00002000" if PAGE_SIZE_8KB 769ea0e1a9aSPaul Mundt default "0x00001000" 770ea0e1a9aSPaul Mundt help 771ea0e1a9aSPaul Mundt This sets the default offset of zero page. 772ea0e1a9aSPaul Mundt 773ea0e1a9aSPaul Mundtconfig BOOT_LINK_OFFSET 774b412a49aSPaul Mundt hex 775b412a49aSPaul Mundt default "0x00210000" if SH_SHMIN 776a2e76c80SPaul Mundt default "0x00400000" if SH_CAYMAN 777b412a49aSPaul Mundt default "0x00810000" if SH_7780_SOLUTION_ENGINE 778b412a49aSPaul Mundt default "0x009e0000" if SH_TITAN 779b412a49aSPaul Mundt default "0x01800000" if SH_SDK7780 780b412a49aSPaul Mundt default "0x02000000" if SH_EDOSK7760 781ea0e1a9aSPaul Mundt default "0x00800000" 782ea0e1a9aSPaul Mundt help 783ea0e1a9aSPaul Mundt This option allows you to set the link address offset of the zImage. 784ea0e1a9aSPaul Mundt This can be useful if you are on a board which has a small amount of 785ea0e1a9aSPaul Mundt memory. 786ea0e1a9aSPaul Mundt 787b412a49aSPaul Mundtconfig ENTRY_OFFSET 788b412a49aSPaul Mundt hex 789b412a49aSPaul Mundt default "0x00001000" if PAGE_SIZE_4KB 790b412a49aSPaul Mundt default "0x00002000" if PAGE_SIZE_8KB 791b412a49aSPaul Mundt default "0x00004000" if PAGE_SIZE_16KB 792b412a49aSPaul Mundt default "0x00010000" if PAGE_SIZE_64KB 793b412a49aSPaul Mundt default "0x00000000" 794b412a49aSPaul Mundt 7954705b2e8SMagnus Dammconfig ROMIMAGE_MMCIF 7964705b2e8SMagnus Damm bool "Include MMCIF loader in romImage (EXPERIMENTAL)" 7974705b2e8SMagnus Damm depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 7984705b2e8SMagnus Damm help 7994705b2e8SMagnus Damm Say Y here to include experimental MMCIF loading code in 8004705b2e8SMagnus Damm romImage. With this enabled it is possible to write the romImage 8014705b2e8SMagnus Damm kernel image to an MMC card and boot the kernel straight from 8024705b2e8SMagnus Damm the reset vector. At reset the processor Mask ROM will load the 8034705b2e8SMagnus Damm first part of the romImage which in turn loads the rest the kernel 8044705b2e8SMagnus Damm image to RAM using the MMCIF hardware block. 8054705b2e8SMagnus Damm 806d724a9c9SPawel Mollchoice 807d724a9c9SPawel Moll prompt "Kernel command line" 808d724a9c9SPawel Moll optional 809d724a9c9SPawel Moll default CMDLINE_OVERWRITE 810d724a9c9SPawel Moll help 811d724a9c9SPawel Moll Setting this option allows the kernel command line arguments 812d724a9c9SPawel Moll to be set. 813d724a9c9SPawel Moll 814d724a9c9SPawel Mollconfig CMDLINE_OVERWRITE 815d724a9c9SPawel Moll bool "Overwrite bootloader kernel arguments" 816d724a9c9SPawel Moll help 817d724a9c9SPawel Moll Given string will overwrite any arguments passed in by 818d724a9c9SPawel Moll a bootloader. 819d724a9c9SPawel Moll 820d724a9c9SPawel Mollconfig CMDLINE_EXTEND 821d724a9c9SPawel Moll bool "Extend bootloader kernel arguments" 822d724a9c9SPawel Moll help 823d724a9c9SPawel Moll Given string will be concatenated with arguments passed in 824d724a9c9SPawel Moll by a bootloader. 825d724a9c9SPawel Moll 826d724a9c9SPawel Mollendchoice 827ea0e1a9aSPaul Mundt 828ea0e1a9aSPaul Mundtconfig CMDLINE 829d724a9c9SPawel Moll string "Kernel command line arguments string" 830d724a9c9SPawel Moll depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND 831ea0e1a9aSPaul Mundt default "console=ttySC1,115200" 832ea0e1a9aSPaul Mundt 833ea0e1a9aSPaul Mundtendmenu 834ea0e1a9aSPaul Mundt 835ea0e1a9aSPaul Mundtmenu "Bus options" 836ea0e1a9aSPaul Mundt 837ea0e1a9aSPaul Mundtconfig SUPERHYWAY 838ea0e1a9aSPaul Mundt tristate "SuperHyway Bus support" 839ea0e1a9aSPaul Mundt depends on CPU_SUBTYPE_SH4_202 840ea0e1a9aSPaul Mundt 841ea0e1a9aSPaul Mundtconfig MAPLE 842ea0e1a9aSPaul Mundt bool "Maple Bus support" 843ea0e1a9aSPaul Mundt depends on SH_DREAMCAST 844ea0e1a9aSPaul Mundt help 845ea0e1a9aSPaul Mundt The Maple Bus is SEGA's serial communication bus for peripherals 846ea0e1a9aSPaul Mundt on the Dreamcast. Without this bus support you won't be able to 847ea0e1a9aSPaul Mundt get your Dreamcast keyboard etc to work, so most users 848ea0e1a9aSPaul Mundt probably want to say 'Y' here, unless you are only using the 849ea0e1a9aSPaul Mundt Dreamcast with a serial line terminal or a remote network 850ea0e1a9aSPaul Mundt connection. 851ea0e1a9aSPaul Mundt 8527693465dSPaul Mundtconfig PCI 8537693465dSPaul Mundt bool "PCI support" 8547693465dSPaul Mundt depends on SYS_SUPPORTS_PCI 855320e68daSPaul Mundt select PCI_DOMAINS 8567693465dSPaul Mundt help 8577693465dSPaul Mundt Find out whether you have a PCI motherboard. PCI is the name of a 8587693465dSPaul Mundt bus system, i.e. the way the CPU talks to the other stuff inside 8597693465dSPaul Mundt your box. If you have PCI, say Y, otherwise N. 860ea0e1a9aSPaul Mundt 861320e68daSPaul Mundtconfig PCI_DOMAINS 862320e68daSPaul Mundt bool 863320e68daSPaul Mundt 864e16038abSPaul Mundtsource "drivers/pci/pcie/Kconfig" 865e16038abSPaul Mundt 866ea0e1a9aSPaul Mundtsource "drivers/pci/Kconfig" 867ea0e1a9aSPaul Mundt 868ea0e1a9aSPaul Mundtsource "drivers/pcmcia/Kconfig" 869ea0e1a9aSPaul Mundt 870ea0e1a9aSPaul Mundtsource "drivers/pci/hotplug/Kconfig" 871ea0e1a9aSPaul Mundt 872ea0e1a9aSPaul Mundtendmenu 873ea0e1a9aSPaul Mundt 874ea0e1a9aSPaul Mundtmenu "Executable file formats" 875ea0e1a9aSPaul Mundt 876ea0e1a9aSPaul Mundtsource "fs/Kconfig.binfmt" 877ea0e1a9aSPaul Mundt 878ea0e1a9aSPaul Mundtendmenu 879ea0e1a9aSPaul Mundt 880ea0e1a9aSPaul Mundtmenu "Power management options (EXPERIMENTAL)" 881af998a9aSMagnus Dammdepends on EXPERIMENTAL 882f4cb5700SJohannes Berg 883c6f17cb2SMagnus Dammsource "kernel/power/Kconfig" 884c6f17cb2SMagnus Damm 885c6f17cb2SMagnus Dammsource "drivers/cpuidle/Kconfig" 886ea0e1a9aSPaul Mundt 887ea0e1a9aSPaul Mundtendmenu 888ea0e1a9aSPaul Mundt 889ea0e1a9aSPaul Mundtsource "net/Kconfig" 890ea0e1a9aSPaul Mundt 891ea0e1a9aSPaul Mundtsource "drivers/Kconfig" 892ea0e1a9aSPaul Mundt 893ea0e1a9aSPaul Mundtsource "fs/Kconfig" 894ea0e1a9aSPaul Mundt 895ea0e1a9aSPaul Mundtsource "arch/sh/Kconfig.debug" 896ea0e1a9aSPaul Mundt 897ea0e1a9aSPaul Mundtsource "security/Kconfig" 898ea0e1a9aSPaul Mundt 899ea0e1a9aSPaul Mundtsource "crypto/Kconfig" 900ea0e1a9aSPaul Mundt 9015f737b39SMagnus Dammmenuconfig VIRTUALIZATION 9025f737b39SMagnus Damm bool "Virtualization" 9035f737b39SMagnus Damm default n 9045f737b39SMagnus Damm ---help--- 9055f737b39SMagnus Damm Say Y here to get to see options for using your Linux host to run other 9065f737b39SMagnus Damm operating systems inside virtual machines (guests). 9075f737b39SMagnus Damm This option alone does not add any kernel code. 9085f737b39SMagnus Damm 9095f737b39SMagnus Damm If you say N, all options in this submenu will be skipped and disabled. 9105f737b39SMagnus Damm 9115f737b39SMagnus Dammif VIRTUALIZATION 9125f737b39SMagnus Damm 9135f737b39SMagnus Dammsource drivers/virtio/Kconfig 9145f737b39SMagnus Damm 9155f737b39SMagnus Dammendif # VIRTUALIZATION 9165f737b39SMagnus Damm 917ea0e1a9aSPaul Mundtsource "lib/Kconfig" 918