1ea0e1a9aSPaul Mundtconfig SUPERH 2ea0e1a9aSPaul Mundt def_bool y 3ea0e1a9aSPaul Mundt select EMBEDDED 49483a578SDavid Brownell select HAVE_CLK 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 18c7b16efbSPaul Mundt select HAVE_KERNEL_LZO 19a74f7e04SPaul Mundt select HAVE_SYSCALL_TRACEPOINTS 20eaaaeef3SPaul Mundt select HAVE_REGS_AND_STACK_ACCESS_API 2157b81330SPaul Mundt select HAVE_GENERIC_HARDIRQS 2257b81330SPaul Mundt select HAVE_SPARSE_IRQ 236eac1af0SPaul Mundt select RTC_LIB 24f01789c6SPaul Mundt select GENERIC_ATOMIC64 2580fbf838SPaul Mundt # Support the deprecated APIs until MFD and GPIOLIB catch up. 2680fbf838SPaul Mundt select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB 27ea0e1a9aSPaul Mundt help 28ea0e1a9aSPaul Mundt The SuperH is a RISC processor targeted for use in embedded systems 29ea0e1a9aSPaul Mundt and consumer electronics; it was also used in the Sega Dreamcast 30ea0e1a9aSPaul Mundt gaming console. The SuperH port has a home page at 31ea0e1a9aSPaul Mundt <http://www.linux-sh.org/>. 32ea0e1a9aSPaul Mundt 33ea0e1a9aSPaul Mundtconfig SUPERH32 343cc000b5SPaul Mundt def_bool ARCH = "sh" 35d39f5450SChris Smith select HAVE_KPROBES 36d39f5450SChris Smith select HAVE_KRETPROBES 376d63e73dSPaul Mundt select HAVE_IOREMAP_PROT if MMU && !X2TLB 38694f94f2SPaul Mundt select HAVE_FUNCTION_TRACER 39fad57febSMatt Fleming select HAVE_FTRACE_MCOUNT_RECORD 40fad57febSMatt Fleming select HAVE_DYNAMIC_FTRACE 41c1340c05SMatt Fleming select HAVE_FUNCTION_TRACE_MCOUNT_TEST 42e4b053d9SPaul Mundt select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE 43327933f5SMatt Fleming select HAVE_FUNCTION_GRAPH_TRACER 44ab6e570bSPaul Mundt select HAVE_ARCH_KGDB 456fbfe8d7SPaul Mundt select HAVE_HW_BREAKPOINT 460102752eSFrederic Weisbecker select HAVE_MIXED_BREAKPOINTS_REGS 47e583d6b3SSam Ravnborg select PERF_EVENTS 488dafc346SPaul Mundt select ARCH_HIBERNATION_POSSIBLE if MMU 4957b81330SPaul Mundt select SPARSE_IRQ 50ea0e1a9aSPaul Mundt 51ea0e1a9aSPaul Mundtconfig SUPERH64 523cc000b5SPaul Mundt def_bool ARCH = "sh64" 53ea0e1a9aSPaul Mundt 54f42b7e3dSPaul Mundtconfig ARCH_DEFCONFIG 55f42b7e3dSPaul Mundt string 56f42b7e3dSPaul Mundt default "arch/sh/configs/shx3_defconfig" if SUPERH32 57f42b7e3dSPaul Mundt default "arch/sh/configs/cayman_defconfig" if SUPERH64 58f42b7e3dSPaul Mundt 59ea0e1a9aSPaul Mundtconfig RWSEM_GENERIC_SPINLOCK 60d7ef4fb3SHarvey Harrison def_bool y 61ea0e1a9aSPaul Mundt 62ea0e1a9aSPaul Mundtconfig RWSEM_XCHGADD_ALGORITHM 63ea0e1a9aSPaul Mundt bool 64ea0e1a9aSPaul Mundt 65ea0e1a9aSPaul Mundtconfig GENERIC_BUG 66ea0e1a9aSPaul Mundt def_bool y 67a82d53ecSPaul Mundt depends on BUG && SUPERH32 68ea0e1a9aSPaul Mundt 693767f3f1SPaul Mundtconfig GENERIC_CSUM 703767f3f1SPaul Mundt def_bool y 713767f3f1SPaul Mundt depends on SUPERH64 723767f3f1SPaul Mundt 73ea0e1a9aSPaul Mundtconfig GENERIC_FIND_NEXT_BIT 74d7ef4fb3SHarvey Harrison def_bool y 75ea0e1a9aSPaul Mundt 76ea0e1a9aSPaul Mundtconfig GENERIC_HWEIGHT 77d7ef4fb3SHarvey Harrison def_bool y 78ea0e1a9aSPaul Mundt 792eb2a436SPaul Mundtconfig IRQ_PER_CPU 802eb2a436SPaul Mundt def_bool y 812eb2a436SPaul Mundt 822967dab1SMagnus Dammconfig GENERIC_GPIO 832967dab1SMagnus Damm def_bool n 842967dab1SMagnus Damm 85ea0e1a9aSPaul Mundtconfig GENERIC_CALIBRATE_DELAY 86cf204fa7SPaul Mundt bool 87ea0e1a9aSPaul Mundt 88ea0e1a9aSPaul Mundtconfig GENERIC_IOMAP 89ea0e1a9aSPaul Mundt bool 90ea0e1a9aSPaul Mundt 91ea0e1a9aSPaul Mundtconfig GENERIC_CLOCKEVENTS 92938edae1SPaul Mundt def_bool y 93ea0e1a9aSPaul Mundt 948c24594dSPaul Mundtconfig GENERIC_CLOCKEVENTS_BROADCAST 958c24594dSPaul Mundt bool 968c24594dSPaul Mundt 976d134b9eSPaul Mundtconfig GENERIC_CMOS_UPDATE 986d134b9eSPaul Mundt def_bool y 996d134b9eSPaul Mundt depends on SH_SH03 || SH_DREAMCAST 1006d134b9eSPaul Mundt 101bdcab87bSPaul Mundtconfig GENERIC_LOCKBREAK 102bdcab87bSPaul Mundt def_bool y 103bdcab87bSPaul Mundt depends on SMP && PREEMPT 104bdcab87bSPaul Mundt 105ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_PM 106ea0e1a9aSPaul Mundt bool 107af998a9aSMagnus Damm depends on !SMP 108af998a9aSMagnus Damm 109af998a9aSMagnus Dammconfig ARCH_SUSPEND_POSSIBLE 110af998a9aSMagnus Damm def_bool n 111af998a9aSMagnus Damm 112af998a9aSMagnus Dammconfig ARCH_HIBERNATION_POSSIBLE 113af998a9aSMagnus Damm def_bool n 114ea0e1a9aSPaul Mundt 115ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_APM_EMULATION 116ea0e1a9aSPaul Mundt bool 117af998a9aSMagnus Damm select ARCH_SUSPEND_POSSIBLE 118ea0e1a9aSPaul Mundt 119ffb4a73dSPaul Mundtconfig SYS_SUPPORTS_HUGETLBFS 120ffb4a73dSPaul Mundt bool 121ffb4a73dSPaul Mundt 122ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_SMP 123ea0e1a9aSPaul Mundt bool 124ea0e1a9aSPaul Mundt 125ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_NUMA 126ea0e1a9aSPaul Mundt bool 127ea0e1a9aSPaul Mundt 128ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_PCI 129ea0e1a9aSPaul Mundt bool 130ea0e1a9aSPaul Mundt 131f5ad881bSPaul Mundtconfig SYS_SUPPORTS_CMT 132f5ad881bSPaul Mundt bool 133f5ad881bSPaul Mundt 134d5ed4c2eSMagnus Dammconfig SYS_SUPPORTS_MTU2 135d5ed4c2eSMagnus Damm bool 136d5ed4c2eSMagnus Damm 1379570ef20SMagnus Dammconfig SYS_SUPPORTS_TMU 1389570ef20SMagnus Damm bool 1399570ef20SMagnus Damm 140ea0e1a9aSPaul Mundtconfig STACKTRACE_SUPPORT 141d7ef4fb3SHarvey Harrison def_bool y 142ea0e1a9aSPaul Mundt 143ea0e1a9aSPaul Mundtconfig LOCKDEP_SUPPORT 144d7ef4fb3SHarvey Harrison def_bool y 145ea0e1a9aSPaul Mundt 1465a89f1adSPaul Mundtconfig HAVE_LATENCYTOP_SUPPORT 1475a89f1adSPaul Mundt def_bool y 1485a89f1adSPaul Mundt 149ea0e1a9aSPaul Mundtconfig ARCH_HAS_ILOG2_U32 150d7ef4fb3SHarvey Harrison def_bool n 151ea0e1a9aSPaul Mundt 152ea0e1a9aSPaul Mundtconfig ARCH_HAS_ILOG2_U64 153d7ef4fb3SHarvey Harrison def_bool n 154ea0e1a9aSPaul Mundt 155ea0e1a9aSPaul Mundtconfig ARCH_NO_VIRT_TO_BUS 156ea0e1a9aSPaul Mundt def_bool y 157ea0e1a9aSPaul Mundt 158e869a90eSPaul Mundtconfig ARCH_HAS_DEFAULT_IDLE 159e869a90eSPaul Mundt def_bool y 160e869a90eSPaul Mundt 1612e046b94SPaul Mundtconfig ARCH_HAS_CPU_IDLE_WAIT 1622e046b94SPaul Mundt def_bool y 1632e046b94SPaul Mundt 16486e4dd5aSPaul Mundtconfig NO_IOPORT 16586e4dd5aSPaul Mundt bool 16686e4dd5aSPaul Mundt 167e7cc9a73SMagnus Dammconfig IO_TRAPPED 168e7cc9a73SMagnus Damm bool 169e7cc9a73SMagnus Damm 17001be5d63SPaul Mundtconfig DMA_COHERENT 17101be5d63SPaul Mundt bool 17201be5d63SPaul Mundt 17301be5d63SPaul Mundtconfig DMA_NONCOHERENT 17401be5d63SPaul Mundt def_bool !DMA_COHERENT 17501be5d63SPaul Mundt 1765cabbb62SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 1775cabbb62SFUJITA Tomonori def_bool DMA_NONCOHERENT 1785cabbb62SFUJITA Tomonori 17918e98307SFUJITA Tomonoriconfig NEED_SG_DMA_LENGTH 18018e98307SFUJITA Tomonori def_bool y 18118e98307SFUJITA Tomonori 182ea0e1a9aSPaul Mundtsource "init/Kconfig" 183ea0e1a9aSPaul Mundt 184dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 185dc52ddc0SMatt Helsley 186ea0e1a9aSPaul Mundtmenu "System type" 187ea0e1a9aSPaul Mundt 188ea0e1a9aSPaul Mundt# 189ea0e1a9aSPaul Mundt# Processor families 190ea0e1a9aSPaul Mundt# 191ea0e1a9aSPaul Mundtconfig CPU_SH2 192ea0e1a9aSPaul Mundt bool 193ea0e1a9aSPaul Mundt 194ea0e1a9aSPaul Mundtconfig CPU_SH2A 195ea0e1a9aSPaul Mundt bool 196ea0e1a9aSPaul Mundt select CPU_SH2 197e2fcf74fSPaul Mundt select UNCACHED_MAPPING 198ea0e1a9aSPaul Mundt 199ea0e1a9aSPaul Mundtconfig CPU_SH3 200ea0e1a9aSPaul Mundt bool 201ea0e1a9aSPaul Mundt select CPU_HAS_INTEVT 202ea0e1a9aSPaul Mundt select CPU_HAS_SR_RB 2034fa48e17SPaul Mundt select SYS_SUPPORTS_TMU 204ea0e1a9aSPaul Mundt 205ea0e1a9aSPaul Mundtconfig CPU_SH4 206ea0e1a9aSPaul Mundt bool 207ea0e1a9aSPaul Mundt select CPU_HAS_INTEVT 208ea0e1a9aSPaul Mundt select CPU_HAS_SR_RB 209ea0e1a9aSPaul Mundt select CPU_HAS_FPU if !CPU_SH4AL_DSP 2104fa48e17SPaul Mundt select SYS_SUPPORTS_TMU 211ffb4a73dSPaul Mundt select SYS_SUPPORTS_HUGETLBFS if MMU 212ea0e1a9aSPaul Mundt 213ea0e1a9aSPaul Mundtconfig CPU_SH4A 214ea0e1a9aSPaul Mundt bool 215ea0e1a9aSPaul Mundt select CPU_SH4 216ea0e1a9aSPaul Mundt 217ea0e1a9aSPaul Mundtconfig CPU_SH4AL_DSP 218ea0e1a9aSPaul Mundt bool 219ea0e1a9aSPaul Mundt select CPU_SH4A 220ea0e1a9aSPaul Mundt select CPU_HAS_DSP 221ea0e1a9aSPaul Mundt 222ea0e1a9aSPaul Mundtconfig CPU_SH5 223ea0e1a9aSPaul Mundt bool 224ea0e1a9aSPaul Mundt select CPU_HAS_FPU 225add47067SPaul Mundt select SYS_SUPPORTS_TMU 226ffb4a73dSPaul Mundt select SYS_SUPPORTS_HUGETLBFS if MMU 227ea0e1a9aSPaul Mundt 228ea0e1a9aSPaul Mundtconfig CPU_SHX2 229ea0e1a9aSPaul Mundt bool 230ea0e1a9aSPaul Mundt 231ea0e1a9aSPaul Mundtconfig CPU_SHX3 232ea0e1a9aSPaul Mundt bool 23301be5d63SPaul Mundt select DMA_COHERENT 2344b478ee2SPaul Mundt select SYS_SUPPORTS_SMP 2354b478ee2SPaul Mundt select SYS_SUPPORTS_NUMA 236ea0e1a9aSPaul Mundt 237dc65a977SPaul Mundtconfig ARCH_SHMOBILE 238dc65a977SPaul Mundt bool 23977594912SMagnus Damm select ARCH_SUSPEND_POSSIBLE 240ac2c596bSMagnus Damm select PM 241ac2c596bSMagnus Damm select PM_RUNTIME 242dc65a977SPaul Mundt 24386c8c047SMatt Flemingconfig CPU_HAS_PMU 24486c8c047SMatt Fleming depends on CPU_SH4 || CPU_SH4A 24586c8c047SMatt Fleming default y 24686c8c047SMatt Fleming bool 24786c8c047SMatt Fleming 2483cc000b5SPaul Mundtif SUPERH32 2493cc000b5SPaul Mundt 250ea0e1a9aSPaul Mundtchoice 251ea0e1a9aSPaul Mundt prompt "Processor sub-type selection" 252ea0e1a9aSPaul Mundt 253ea0e1a9aSPaul Mundt# 254ea0e1a9aSPaul Mundt# Processor subtypes 255ea0e1a9aSPaul Mundt# 256ea0e1a9aSPaul Mundt 257ea0e1a9aSPaul Mundt# SH-2 Processor Support 258ea0e1a9aSPaul Mundt 259ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7619 260ea0e1a9aSPaul Mundt bool "Support SH7619 processor" 261ea0e1a9aSPaul Mundt select CPU_SH2 262f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 263ea0e1a9aSPaul Mundt 264ea0e1a9aSPaul Mundt# SH-2A Processor Support 265ea0e1a9aSPaul Mundt 2662825999eSPeter Griffinconfig CPU_SUBTYPE_SH7201 2672825999eSPeter Griffin bool "Support SH7201 processor" 2682825999eSPeter Griffin select CPU_SH2A 2692825999eSPeter Griffin select CPU_HAS_FPU 270da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 2712825999eSPeter Griffin 2726d01f510SPaul Mundtconfig CPU_SUBTYPE_SH7203 2736d01f510SPaul Mundt bool "Support SH7203 processor" 2746d01f510SPaul Mundt select CPU_SH2A 27574d99a5eSPaul Mundt select CPU_HAS_FPU 276f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 277da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 2786d01f510SPaul Mundt 279ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7206 280ea0e1a9aSPaul Mundt bool "Support SH7206 processor" 281ea0e1a9aSPaul Mundt select CPU_SH2A 282f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 283da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 284ea0e1a9aSPaul Mundt 285a8f67f4bSPaul Mundtconfig CPU_SUBTYPE_SH7263 286a8f67f4bSPaul Mundt bool "Support SH7263 processor" 287a8f67f4bSPaul Mundt select CPU_SH2A 28874d99a5eSPaul Mundt select CPU_HAS_FPU 289f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 290da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 291a8f67f4bSPaul Mundt 2922ad69908SPaul Mundtconfig CPU_SUBTYPE_MXG 2932ad69908SPaul Mundt bool "Support MX-G processor" 2942ad69908SPaul Mundt select CPU_SH2A 295da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 2962ad69908SPaul Mundt help 2972ad69908SPaul Mundt Select MX-G if running on an R8A03022BG part. 2982ad69908SPaul Mundt 299ea0e1a9aSPaul Mundt# SH-3 Processor Support 300ea0e1a9aSPaul Mundt 301ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7705 302ea0e1a9aSPaul Mundt bool "Support SH7705 processor" 303ea0e1a9aSPaul Mundt select CPU_SH3 304ea0e1a9aSPaul Mundt 305ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7706 306ea0e1a9aSPaul Mundt bool "Support SH7706 processor" 307ea0e1a9aSPaul Mundt select CPU_SH3 308ea0e1a9aSPaul Mundt help 309ea0e1a9aSPaul Mundt Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. 310ea0e1a9aSPaul Mundt 311ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7707 312ea0e1a9aSPaul Mundt bool "Support SH7707 processor" 313ea0e1a9aSPaul Mundt select CPU_SH3 314ea0e1a9aSPaul Mundt help 315ea0e1a9aSPaul Mundt Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. 316ea0e1a9aSPaul Mundt 317ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7708 318ea0e1a9aSPaul Mundt bool "Support SH7708 processor" 319ea0e1a9aSPaul Mundt select CPU_SH3 320ea0e1a9aSPaul Mundt help 321ea0e1a9aSPaul Mundt Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or 322ea0e1a9aSPaul Mundt if you have a 100 Mhz SH-3 HD6417708R CPU. 323ea0e1a9aSPaul Mundt 324ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7709 325ea0e1a9aSPaul Mundt bool "Support SH7709 processor" 326ea0e1a9aSPaul Mundt select CPU_SH3 327ea0e1a9aSPaul Mundt help 328ea0e1a9aSPaul Mundt Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. 329ea0e1a9aSPaul Mundt 330ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7710 331ea0e1a9aSPaul Mundt bool "Support SH7710 processor" 332ea0e1a9aSPaul Mundt select CPU_SH3 333ea0e1a9aSPaul Mundt select CPU_HAS_DSP 334ea0e1a9aSPaul Mundt help 335ea0e1a9aSPaul Mundt Select SH7710 if you have a SH3-DSP SH7710 CPU. 336ea0e1a9aSPaul Mundt 337ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7712 338ea0e1a9aSPaul Mundt bool "Support SH7712 processor" 339ea0e1a9aSPaul Mundt select CPU_SH3 340ea0e1a9aSPaul Mundt select CPU_HAS_DSP 341ea0e1a9aSPaul Mundt help 342ea0e1a9aSPaul Mundt Select SH7712 if you have a SH3-DSP SH7712 CPU. 343ea0e1a9aSPaul Mundt 344ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7720 345ea0e1a9aSPaul Mundt bool "Support SH7720 processor" 346ea0e1a9aSPaul Mundt select CPU_SH3 347ea0e1a9aSPaul Mundt select CPU_HAS_DSP 3482b23a882SMagnus Damm select SYS_SUPPORTS_CMT 349ea0e1a9aSPaul Mundt help 350ea0e1a9aSPaul Mundt Select SH7720 if you have a SH3-DSP SH7720 CPU. 351ea0e1a9aSPaul Mundt 35231a49c4bSYoshihiro Shimodaconfig CPU_SUBTYPE_SH7721 35331a49c4bSYoshihiro Shimoda bool "Support SH7721 processor" 35431a49c4bSYoshihiro Shimoda select CPU_SH3 35531a49c4bSYoshihiro Shimoda select CPU_HAS_DSP 3562b23a882SMagnus Damm select SYS_SUPPORTS_CMT 35731a49c4bSYoshihiro Shimoda help 35831a49c4bSYoshihiro Shimoda Select SH7721 if you have a SH3-DSP SH7721 CPU. 35931a49c4bSYoshihiro Shimoda 360ea0e1a9aSPaul Mundt# SH-4 Processor Support 361ea0e1a9aSPaul Mundt 362ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750 363ea0e1a9aSPaul Mundt bool "Support SH7750 processor" 364ea0e1a9aSPaul Mundt select CPU_SH4 365ea0e1a9aSPaul Mundt help 366ea0e1a9aSPaul Mundt Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. 367ea0e1a9aSPaul Mundt 368ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7091 369ea0e1a9aSPaul Mundt bool "Support SH7091 processor" 370ea0e1a9aSPaul Mundt select CPU_SH4 371ea0e1a9aSPaul Mundt help 372ea0e1a9aSPaul Mundt Select SH7091 if you have an SH-4 based Sega device (such as 373ea0e1a9aSPaul Mundt the Dreamcast, Naomi, and Naomi 2). 374ea0e1a9aSPaul Mundt 375ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750R 376ea0e1a9aSPaul Mundt bool "Support SH7750R processor" 377ea0e1a9aSPaul Mundt select CPU_SH4 378ea0e1a9aSPaul Mundt 379ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750S 380ea0e1a9aSPaul Mundt bool "Support SH7750S processor" 381ea0e1a9aSPaul Mundt select CPU_SH4 382ea0e1a9aSPaul Mundt 383ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7751 384ea0e1a9aSPaul Mundt bool "Support SH7751 processor" 385ea0e1a9aSPaul Mundt select CPU_SH4 386ea0e1a9aSPaul Mundt help 387ea0e1a9aSPaul Mundt Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, 388ea0e1a9aSPaul Mundt or if you have a HD6417751R CPU. 389ea0e1a9aSPaul Mundt 390ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7751R 391ea0e1a9aSPaul Mundt bool "Support SH7751R processor" 392ea0e1a9aSPaul Mundt select CPU_SH4 393ea0e1a9aSPaul Mundt 394ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7760 395ea0e1a9aSPaul Mundt bool "Support SH7760 processor" 396ea0e1a9aSPaul Mundt select CPU_SH4 397ea0e1a9aSPaul Mundt 398ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH4_202 399ea0e1a9aSPaul Mundt bool "Support SH4-202 processor" 400ea0e1a9aSPaul Mundt select CPU_SH4 401ea0e1a9aSPaul Mundt 402ea0e1a9aSPaul Mundt# SH-4A Processor Support 403ea0e1a9aSPaul Mundt 404178dd0cdSPaul Mundtconfig CPU_SUBTYPE_SH7723 405178dd0cdSPaul Mundt bool "Support SH7723 processor" 406178dd0cdSPaul Mundt select CPU_SH4A 407178dd0cdSPaul Mundt select CPU_SHX2 408dc65a977SPaul Mundt select ARCH_SHMOBILE 409178dd0cdSPaul Mundt select ARCH_SPARSEMEM_ENABLE 410f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 411178dd0cdSPaul Mundt help 412178dd0cdSPaul Mundt Select SH7723 if you have an SH-MobileR2 CPU. 413178dd0cdSPaul Mundt 4140207a2efSKuninori Morimotoconfig CPU_SUBTYPE_SH7724 4150207a2efSKuninori Morimoto bool "Support SH7724 processor" 4160207a2efSKuninori Morimoto select CPU_SH4A 4170207a2efSKuninori Morimoto select CPU_SHX2 41859fe700dSPaul Mundt select ARCH_SHMOBILE 4190207a2efSKuninori Morimoto select ARCH_SPARSEMEM_ENABLE 4200207a2efSKuninori Morimoto select SYS_SUPPORTS_CMT 4210207a2efSKuninori Morimoto help 4220207a2efSKuninori Morimoto Select SH7724 if you have an SH-MobileR2R CPU. 4230207a2efSKuninori Morimoto 424c01f0f1aSYoshihiro Shimodaconfig CPU_SUBTYPE_SH7757 425c01f0f1aSYoshihiro Shimoda bool "Support SH7757 processor" 426c01f0f1aSYoshihiro Shimoda select CPU_SH4A 427c01f0f1aSYoshihiro Shimoda select CPU_SHX2 428c01f0f1aSYoshihiro Shimoda help 429c01f0f1aSYoshihiro Shimoda Select SH7757 if you have a SH4A SH7757 CPU. 430c01f0f1aSYoshihiro Shimoda 4317d740a06SYoshihiro Shimodaconfig CPU_SUBTYPE_SH7763 4327d740a06SYoshihiro Shimoda bool "Support SH7763 processor" 4337d740a06SYoshihiro Shimoda select CPU_SH4A 4347d740a06SYoshihiro Shimoda help 4357d740a06SYoshihiro Shimoda Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. 4367d740a06SYoshihiro Shimoda 437ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7770 438ea0e1a9aSPaul Mundt bool "Support SH7770 processor" 439ea0e1a9aSPaul Mundt select CPU_SH4A 440ea0e1a9aSPaul Mundt 441ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7780 442ea0e1a9aSPaul Mundt bool "Support SH7780 processor" 443ea0e1a9aSPaul Mundt select CPU_SH4A 444ea0e1a9aSPaul Mundt 445ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7785 446ea0e1a9aSPaul Mundt bool "Support SH7785 processor" 447ea0e1a9aSPaul Mundt select CPU_SH4A 448ea0e1a9aSPaul Mundt select CPU_SHX2 449ea0e1a9aSPaul Mundt select ARCH_SPARSEMEM_ENABLE 450ea0e1a9aSPaul Mundt select SYS_SUPPORTS_NUMA 451ea0e1a9aSPaul Mundt 45255ba99ebSKuninori Morimotoconfig CPU_SUBTYPE_SH7786 45355ba99ebSKuninori Morimoto bool "Support SH7786 processor" 45455ba99ebSKuninori Morimoto select CPU_SH4A 45537042fbdSPaul Mundt select CPU_SHX3 4568263a67eSPaul Mundt select CPU_HAS_PTEAEX 4572eb2a436SPaul Mundt select GENERIC_CLOCKEVENTS_BROADCAST if SMP 45855ba99ebSKuninori Morimoto 459ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SHX3 460ea0e1a9aSPaul Mundt bool "Support SH-X3 processor" 461ea0e1a9aSPaul Mundt select CPU_SH4A 462ea0e1a9aSPaul Mundt select CPU_SHX3 4635840263eSPaul Mundt select GENERIC_CLOCKEVENTS_BROADCAST if SMP 464742759eaSPaul Mundt select ARCH_REQUIRE_GPIOLIB 465ea0e1a9aSPaul Mundt 466ea0e1a9aSPaul Mundt# SH4AL-DSP Processor Support 467ea0e1a9aSPaul Mundt 468ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7343 469ea0e1a9aSPaul Mundt bool "Support SH7343 processor" 470ea0e1a9aSPaul Mundt select CPU_SH4AL_DSP 471dc65a977SPaul Mundt select ARCH_SHMOBILE 472f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 473ea0e1a9aSPaul Mundt 474ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7722 475ea0e1a9aSPaul Mundt bool "Support SH7722 processor" 476ea0e1a9aSPaul Mundt select CPU_SH4AL_DSP 477ea0e1a9aSPaul Mundt select CPU_SHX2 478dc65a977SPaul Mundt select ARCH_SHMOBILE 479ea0e1a9aSPaul Mundt select ARCH_SPARSEMEM_ENABLE 480ea0e1a9aSPaul Mundt select SYS_SUPPORTS_NUMA 481f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 482ea0e1a9aSPaul Mundt 4839109a30eSMagnus Dammconfig CPU_SUBTYPE_SH7366 4849109a30eSMagnus Damm bool "Support SH7366 processor" 4859109a30eSMagnus Damm select CPU_SH4AL_DSP 4869109a30eSMagnus Damm select CPU_SHX2 487dc65a977SPaul Mundt select ARCH_SHMOBILE 4889109a30eSMagnus Damm select ARCH_SPARSEMEM_ENABLE 4899109a30eSMagnus Damm select SYS_SUPPORTS_NUMA 490f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 4919109a30eSMagnus Damm 4923cc000b5SPaul Mundtendchoice 4933cc000b5SPaul Mundt 4943cc000b5SPaul Mundtendif 4953cc000b5SPaul Mundt 4963cc000b5SPaul Mundtif SUPERH64 4973cc000b5SPaul Mundt 4983cc000b5SPaul Mundtchoice 4993cc000b5SPaul Mundt prompt "Processor sub-type selection" 5003cc000b5SPaul Mundt 501ea0e1a9aSPaul Mundt# SH-5 Processor Support 502ea0e1a9aSPaul Mundt 503ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH5_101 504ea0e1a9aSPaul Mundt bool "Support SH5-101 processor" 505ea0e1a9aSPaul Mundt select CPU_SH5 506ea0e1a9aSPaul Mundt 507ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH5_103 508ea0e1a9aSPaul Mundt bool "Support SH5-103 processor" 5098ef97dd7SPaul Mundt select CPU_SH5 510ea0e1a9aSPaul Mundt 511ea0e1a9aSPaul Mundtendchoice 512ea0e1a9aSPaul Mundt 5133cc000b5SPaul Mundtendif 5143cc000b5SPaul Mundt 515ea0e1a9aSPaul Mundtsource "arch/sh/mm/Kconfig" 516939a24a6SPaul Mundt 517ea0e1a9aSPaul Mundtsource "arch/sh/Kconfig.cpu" 518ea0e1a9aSPaul Mundt 519939a24a6SPaul Mundtsource "arch/sh/boards/Kconfig" 520ea0e1a9aSPaul Mundt 521ea0e1a9aSPaul Mundtmenu "Timer and clock configuration" 522ea0e1a9aSPaul Mundt 5239570ef20SMagnus Dammconfig SH_TIMER_TMU 5249570ef20SMagnus Damm bool "TMU timer driver" 525f19900b2SMagnus Damm depends on SYS_SUPPORTS_TMU 5269570ef20SMagnus Damm default y 5279570ef20SMagnus Damm help 5289570ef20SMagnus Damm This enables the build of the TMU timer driver. 5299570ef20SMagnus Damm 530f5ad881bSPaul Mundtconfig SH_TIMER_CMT 531f425752fSMagnus Damm bool "CMT timer driver" 532f425752fSMagnus Damm depends on SYS_SUPPORTS_CMT 533f425752fSMagnus Damm default y 534f425752fSMagnus Damm help 535f425752fSMagnus Damm This enables build of the CMT timer driver. 536f5ad881bSPaul Mundt 537d5ed4c2eSMagnus Dammconfig SH_TIMER_MTU2 538d5ed4c2eSMagnus Damm bool "MTU2 timer driver" 5393280c886SMagnus Damm depends on SYS_SUPPORTS_MTU2 540d5ed4c2eSMagnus Damm default y 541d5ed4c2eSMagnus Damm help 542d5ed4c2eSMagnus Damm This enables build of the MTU2 timer driver. 543d5ed4c2eSMagnus Damm 544ea0e1a9aSPaul Mundtconfig SH_PCLK_FREQ 545ea0e1a9aSPaul Mundt int "Peripheral clock frequency (in Hz)" 5468152a74bSPaul Mundt depends on SH_CLK_CPG_LEGACY 547ea0e1a9aSPaul Mundt default "31250000" if CPU_SUBTYPE_SH7619 5488152a74bSPaul Mundt default "33333333" if CPU_SUBTYPE_SH7770 || \ 5498152a74bSPaul Mundt CPU_SUBTYPE_SH7760 || \ 5508152a74bSPaul Mundt CPU_SUBTYPE_SH7705 || \ 5518152a74bSPaul Mundt CPU_SUBTYPE_SH7203 || \ 5528152a74bSPaul Mundt CPU_SUBTYPE_SH7206 || \ 5538152a74bSPaul Mundt CPU_SUBTYPE_SH7263 || \ 55443a1839cSPaul Mundt CPU_SUBTYPE_MXG 555ea0e1a9aSPaul Mundt default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R 556ea0e1a9aSPaul Mundt default "66000000" if CPU_SUBTYPE_SH4_202 557ea0e1a9aSPaul Mundt default "50000000" 558ea0e1a9aSPaul Mundt help 559ea0e1a9aSPaul Mundt This option is used to specify the peripheral clock frequency. 560ea0e1a9aSPaul Mundt This is necessary for determining the reference clock value on 561ea0e1a9aSPaul Mundt platforms lacking an RTC. 562ea0e1a9aSPaul Mundt 56336aa1e32SPaul Mundtconfig SH_CLK_CPG 56436aa1e32SPaul Mundt def_bool y 56536aa1e32SPaul Mundt 566253b0887SPaul Mundtconfig SH_CLK_CPG_LEGACY 56736aa1e32SPaul Mundt depends on SH_CLK_CPG 56843a1839cSPaul Mundt def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ 5695924ad0dSPaul Mundt !CPU_SHX3 && !CPU_SUBTYPE_SH7757 570253b0887SPaul Mundt 571ea0e1a9aSPaul Mundtconfig SH_CLK_MD 572ea0e1a9aSPaul Mundt int "CPU Mode Pin Setting" 5736d01f510SPaul Mundt depends on CPU_SH2 574ea0e1a9aSPaul Mundt default 6 if CPU_SUBTYPE_SH7206 575ea0e1a9aSPaul Mundt default 5 if CPU_SUBTYPE_SH7619 576ea0e1a9aSPaul Mundt default 0 577ea0e1a9aSPaul Mundt help 578ea0e1a9aSPaul Mundt MD2 - MD0 pin setting. 579ea0e1a9aSPaul Mundt 580ea0e1a9aSPaul Mundtsource "kernel/time/Kconfig" 581ea0e1a9aSPaul Mundt 582ea0e1a9aSPaul Mundtendmenu 583ea0e1a9aSPaul Mundt 584ea0e1a9aSPaul Mundtmenu "CPU Frequency scaling" 585ea0e1a9aSPaul Mundt 586ea0e1a9aSPaul Mundtsource "drivers/cpufreq/Kconfig" 587ea0e1a9aSPaul Mundt 588ea0e1a9aSPaul Mundtconfig SH_CPU_FREQ 589ea0e1a9aSPaul Mundt tristate "SuperH CPU Frequency driver" 590ea0e1a9aSPaul Mundt depends on CPU_FREQ 591ea0e1a9aSPaul Mundt select CPU_FREQ_TABLE 592ea0e1a9aSPaul Mundt help 5938a655053SPaul Mundt This adds the cpufreq driver for SuperH. Any CPU that supports 5948a655053SPaul Mundt clock rate rounding through the clock framework can use this 5958a655053SPaul Mundt driver. While it will make the kernel slightly larger, this is 5968a655053SPaul Mundt harmless for CPUs that don't support rate rounding. The driver 5978a655053SPaul Mundt will also generate a notice in the boot log before disabling 5988a655053SPaul Mundt itself if the CPU in question is not capable of rate rounding. 599ea0e1a9aSPaul Mundt 600ea0e1a9aSPaul Mundt For details, take a look at <file:Documentation/cpu-freq>. 601ea0e1a9aSPaul Mundt 602ea0e1a9aSPaul Mundt If unsure, say N. 603ea0e1a9aSPaul Mundt 604ea0e1a9aSPaul Mundtendmenu 605ea0e1a9aSPaul Mundt 606ea0e1a9aSPaul Mundtsource "arch/sh/drivers/Kconfig" 607ea0e1a9aSPaul Mundt 608ea0e1a9aSPaul Mundtendmenu 609ea0e1a9aSPaul Mundt 610ea0e1a9aSPaul Mundtmenu "Kernel features" 611ea0e1a9aSPaul Mundt 612ea0e1a9aSPaul Mundtsource kernel/Kconfig.hz 613ea0e1a9aSPaul Mundt 614ea0e1a9aSPaul Mundtconfig KEXEC 615ea0e1a9aSPaul Mundt bool "kexec system call (EXPERIMENTAL)" 616f36b59d1SNobuhiro Iwamatsu depends on SUPERH32 && EXPERIMENTAL && MMU 617ea0e1a9aSPaul Mundt help 618ea0e1a9aSPaul Mundt kexec is a system call that implements the ability to shutdown your 619ea0e1a9aSPaul Mundt current kernel, and to start another kernel. It is like a reboot 620ea0e1a9aSPaul Mundt but it is independent of the system firmware. And like a reboot 621ea0e1a9aSPaul Mundt you can start any kernel with it, not just Linux. 622ea0e1a9aSPaul Mundt 623ea0e1a9aSPaul Mundt The name comes from the similarity to the exec system call. 624ea0e1a9aSPaul Mundt 625ea0e1a9aSPaul Mundt It is an ongoing process to be certain the hardware in a machine 626ea0e1a9aSPaul Mundt is properly shutdown, so do not be surprised if this code does not 627ea0e1a9aSPaul Mundt initially work for you. It may help to enable device hotplugging 628ea0e1a9aSPaul Mundt support. As of this writing the exact hardware interface is 629ea0e1a9aSPaul Mundt strongly in flux, so no good recommendation can be made. 630ea0e1a9aSPaul Mundt 631ea0e1a9aSPaul Mundtconfig CRASH_DUMP 632ea0e1a9aSPaul Mundt bool "kernel crash dumps (EXPERIMENTAL)" 633d523e1aeSPaul Mundt depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP 634ea0e1a9aSPaul Mundt help 635ea0e1a9aSPaul Mundt Generate crash dump after being started by kexec. 636ea0e1a9aSPaul Mundt This should be normally only set in special crash dump kernels 637ea0e1a9aSPaul Mundt which are loaded in the main kernel with kexec-tools into 638ea0e1a9aSPaul Mundt a specially reserved region and then later executed after 639ea0e1a9aSPaul Mundt a crash by kdump/kexec. The crash dump kernel must be compiled 640ea0e1a9aSPaul Mundt to a memory address not used by the main kernel using 641ea0e1a9aSPaul Mundt MEMORY_START. 642ea0e1a9aSPaul Mundt 643ea0e1a9aSPaul Mundt For more details see Documentation/kdump/kdump.txt 644ea0e1a9aSPaul Mundt 645b7cf6ddcSMagnus Dammconfig KEXEC_JUMP 646b7cf6ddcSMagnus Damm bool "kexec jump (EXPERIMENTAL)" 647b7cf6ddcSMagnus Damm depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL 648b7cf6ddcSMagnus Damm help 649b7cf6ddcSMagnus Damm Jump between original kernel and kexeced kernel and invoke 650b7cf6ddcSMagnus Damm code via KEXEC 651b7cf6ddcSMagnus Damm 652c4637d47SPaul Mundtconfig SECCOMP 653c4637d47SPaul Mundt bool "Enable seccomp to safely compute untrusted bytecode" 654c4637d47SPaul Mundt depends on PROC_FS 655c4637d47SPaul Mundt help 656c4637d47SPaul Mundt This kernel feature is useful for number crunching applications 657c4637d47SPaul Mundt that may need to compute untrusted bytecode during their 658c4637d47SPaul Mundt execution. By using pipes or other transports made available to 659c4637d47SPaul Mundt the process as file descriptors supporting the read/write 660c4637d47SPaul Mundt syscalls, it's possible to isolate those applications in 661c4637d47SPaul Mundt their own address space using seccomp. Once seccomp is 662c4637d47SPaul Mundt enabled via prctl, it cannot be disabled and the task is only 663c4637d47SPaul Mundt allowed to execute a few safe syscalls defined by each seccomp 664c4637d47SPaul Mundt mode. 665c4637d47SPaul Mundt 666c4637d47SPaul Mundt If unsure, say N. 667c4637d47SPaul Mundt 668ea0e1a9aSPaul Mundtconfig SMP 669ea0e1a9aSPaul Mundt bool "Symmetric multi-processing support" 670ea0e1a9aSPaul Mundt depends on SYS_SUPPORTS_SMP 671490f5de5SJens Axboe select USE_GENERIC_SMP_HELPERS 672ea0e1a9aSPaul Mundt ---help--- 673ea0e1a9aSPaul Mundt This enables support for systems with more than one CPU. If you have 674ea0e1a9aSPaul Mundt a system with only one CPU, like most personal computers, say N. If 675ea0e1a9aSPaul Mundt you have a system with more than one CPU, say Y. 676ea0e1a9aSPaul Mundt 677ea0e1a9aSPaul Mundt If you say N here, the kernel will run on single and multiprocessor 678ea0e1a9aSPaul Mundt machines, but will use only one CPU of a multiprocessor machine. If 679ea0e1a9aSPaul Mundt you say Y here, the kernel will run on many, but not all, 680ea0e1a9aSPaul Mundt singleprocessor machines. On a singleprocessor machine, the kernel 681ea0e1a9aSPaul Mundt will run faster if you say N here. 682ea0e1a9aSPaul Mundt 683ea0e1a9aSPaul Mundt People using multiprocessor machines who say Y here should also say 684ea0e1a9aSPaul Mundt Y to "Enhanced Real Time Clock Support", below. 685ea0e1a9aSPaul Mundt 68603502faaSAdrian Bunk See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 68703502faaSAdrian Bunk available at <http://www.tldp.org/docs.html#howto>. 688ea0e1a9aSPaul Mundt 689ea0e1a9aSPaul Mundt If you don't know what to do here, say N. 690ea0e1a9aSPaul Mundt 691ea0e1a9aSPaul Mundtconfig NR_CPUS 692ea0e1a9aSPaul Mundt int "Maximum number of CPUs (2-32)" 693ea0e1a9aSPaul Mundt range 2 32 694ea0e1a9aSPaul Mundt depends on SMP 6952eb2a436SPaul Mundt default "4" if CPU_SUBTYPE_SHX3 696ea0e1a9aSPaul Mundt default "2" 697ea0e1a9aSPaul Mundt help 698ea0e1a9aSPaul Mundt This allows you to specify the maximum number of CPUs which this 699ea0e1a9aSPaul Mundt kernel will support. The maximum supported value is 32 and the 700ea0e1a9aSPaul Mundt minimum value which makes sense is 2. 701ea0e1a9aSPaul Mundt 702ea0e1a9aSPaul Mundt This is purely to save memory - each supported CPU adds 703ea0e1a9aSPaul Mundt approximately eight kilobytes to the kernel image. 704ea0e1a9aSPaul Mundt 705763142d1SPaul Mundtconfig HOTPLUG_CPU 706763142d1SPaul Mundt bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" 707763142d1SPaul Mundt depends on SMP && HOTPLUG && EXPERIMENTAL 708763142d1SPaul Mundt help 709763142d1SPaul Mundt Say Y here to experiment with turning CPUs off and on. CPUs 710763142d1SPaul Mundt can be controlled through /sys/devices/system/cpu. 711763142d1SPaul Mundt 712ea0e1a9aSPaul Mundtsource "kernel/Kconfig.preempt" 713ea0e1a9aSPaul Mundt 714ea0e1a9aSPaul Mundtconfig GUSA 715ea0e1a9aSPaul Mundt def_bool y 7161efe4ce3SStuart Menefy depends on !SMP && SUPERH32 717ea0e1a9aSPaul Mundt help 718ea0e1a9aSPaul Mundt This enables support for gUSA (general UserSpace Atomicity). 719ea0e1a9aSPaul Mundt This is the default implementation for both UP and non-ll/sc 720ea0e1a9aSPaul Mundt CPUs, and is used by the libc, amongst others. 721ea0e1a9aSPaul Mundt 722ea0e1a9aSPaul Mundt For additional information, design information can be found 723ea0e1a9aSPaul Mundt in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. 724ea0e1a9aSPaul Mundt 725ea0e1a9aSPaul Mundt This should only be disabled for special cases where alternate 726ea0e1a9aSPaul Mundt atomicity implementations exist. 727ea0e1a9aSPaul Mundt 7281efe4ce3SStuart Menefyconfig GUSA_RB 7291efe4ce3SStuart Menefy bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" 7301efe4ce3SStuart Menefy depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) 7311efe4ce3SStuart Menefy help 7321efe4ce3SStuart Menefy Enabling this option will allow the kernel to implement some 733692105b8SMatt LaPlante atomic operations using a software implementation of load-locked/ 7341efe4ce3SStuart Menefy store-conditional (LLSC). On machines which do not have hardware 7351efe4ce3SStuart Menefy LLSC, this should be more efficient than the other alternative of 736692105b8SMatt LaPlante disabling interrupts around the atomic sequence. 7371efe4ce3SStuart Menefy 73886c8c047SMatt Flemingconfig HW_PERF_EVENTS 73986c8c047SMatt Fleming bool "Enable hardware performance counter support for perf events" 74086c8c047SMatt Fleming depends on PERF_EVENTS && CPU_HAS_PMU 74186c8c047SMatt Fleming default y 74286c8c047SMatt Fleming help 74386c8c047SMatt Fleming Enable hardware performance counter support for perf events. If 74486c8c047SMatt Fleming disabled, perf events will use software events only. 74586c8c047SMatt Fleming 74643b8774dSPaul Mundtsource "drivers/sh/Kconfig" 74743b8774dSPaul Mundt 748ea0e1a9aSPaul Mundtendmenu 749ea0e1a9aSPaul Mundt 750ea0e1a9aSPaul Mundtmenu "Boot options" 751ea0e1a9aSPaul Mundt 752ea0e1a9aSPaul Mundtconfig ZERO_PAGE_OFFSET 753b412a49aSPaul Mundt hex 754b412a49aSPaul Mundt default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ 755b412a49aSPaul Mundt SH_7751_SOLUTION_ENGINE 756b412a49aSPaul Mundt default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 757ea0e1a9aSPaul Mundt default "0x00002000" if PAGE_SIZE_8KB 758ea0e1a9aSPaul Mundt default "0x00001000" 759ea0e1a9aSPaul Mundt help 760ea0e1a9aSPaul Mundt This sets the default offset of zero page. 761ea0e1a9aSPaul Mundt 762ea0e1a9aSPaul Mundtconfig BOOT_LINK_OFFSET 763b412a49aSPaul Mundt hex 764b412a49aSPaul Mundt default "0x00210000" if SH_SHMIN 765a2e76c80SPaul Mundt default "0x00400000" if SH_CAYMAN 766b412a49aSPaul Mundt default "0x00810000" if SH_7780_SOLUTION_ENGINE 767b412a49aSPaul Mundt default "0x009e0000" if SH_TITAN 768b412a49aSPaul Mundt default "0x01800000" if SH_SDK7780 769b412a49aSPaul Mundt default "0x02000000" if SH_EDOSK7760 770ea0e1a9aSPaul Mundt default "0x00800000" 771ea0e1a9aSPaul Mundt help 772ea0e1a9aSPaul Mundt This option allows you to set the link address offset of the zImage. 773ea0e1a9aSPaul Mundt This can be useful if you are on a board which has a small amount of 774ea0e1a9aSPaul Mundt memory. 775ea0e1a9aSPaul Mundt 776b412a49aSPaul Mundtconfig ENTRY_OFFSET 777b412a49aSPaul Mundt hex 778b412a49aSPaul Mundt default "0x00001000" if PAGE_SIZE_4KB 779b412a49aSPaul Mundt default "0x00002000" if PAGE_SIZE_8KB 780b412a49aSPaul Mundt default "0x00004000" if PAGE_SIZE_16KB 781b412a49aSPaul Mundt default "0x00010000" if PAGE_SIZE_64KB 782b412a49aSPaul Mundt default "0x00000000" 783b412a49aSPaul Mundt 7844705b2e8SMagnus Dammconfig ROMIMAGE_MMCIF 7854705b2e8SMagnus Damm bool "Include MMCIF loader in romImage (EXPERIMENTAL)" 7864705b2e8SMagnus Damm depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 7874705b2e8SMagnus Damm help 7884705b2e8SMagnus Damm Say Y here to include experimental MMCIF loading code in 7894705b2e8SMagnus Damm romImage. With this enabled it is possible to write the romImage 7904705b2e8SMagnus Damm kernel image to an MMC card and boot the kernel straight from 7914705b2e8SMagnus Damm the reset vector. At reset the processor Mask ROM will load the 7924705b2e8SMagnus Damm first part of the romImage which in turn loads the rest the kernel 7934705b2e8SMagnus Damm image to RAM using the MMCIF hardware block. 7944705b2e8SMagnus Damm 795d724a9c9SPawel Mollchoice 796d724a9c9SPawel Moll prompt "Kernel command line" 797d724a9c9SPawel Moll optional 798d724a9c9SPawel Moll default CMDLINE_OVERWRITE 799d724a9c9SPawel Moll help 800d724a9c9SPawel Moll Setting this option allows the kernel command line arguments 801d724a9c9SPawel Moll to be set. 802d724a9c9SPawel Moll 803d724a9c9SPawel Mollconfig CMDLINE_OVERWRITE 804d724a9c9SPawel Moll bool "Overwrite bootloader kernel arguments" 805d724a9c9SPawel Moll help 806d724a9c9SPawel Moll Given string will overwrite any arguments passed in by 807d724a9c9SPawel Moll a bootloader. 808d724a9c9SPawel Moll 809d724a9c9SPawel Mollconfig CMDLINE_EXTEND 810d724a9c9SPawel Moll bool "Extend bootloader kernel arguments" 811d724a9c9SPawel Moll help 812d724a9c9SPawel Moll Given string will be concatenated with arguments passed in 813d724a9c9SPawel Moll by a bootloader. 814d724a9c9SPawel Moll 815d724a9c9SPawel Mollendchoice 816ea0e1a9aSPaul Mundt 817ea0e1a9aSPaul Mundtconfig CMDLINE 818d724a9c9SPawel Moll string "Kernel command line arguments string" 819d724a9c9SPawel Moll depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND 820ea0e1a9aSPaul Mundt default "console=ttySC1,115200" 821ea0e1a9aSPaul Mundt 822ea0e1a9aSPaul Mundtendmenu 823ea0e1a9aSPaul Mundt 824ea0e1a9aSPaul Mundtmenu "Bus options" 825ea0e1a9aSPaul Mundt 826ea0e1a9aSPaul Mundtconfig SUPERHYWAY 827ea0e1a9aSPaul Mundt tristate "SuperHyway Bus support" 828ea0e1a9aSPaul Mundt depends on CPU_SUBTYPE_SH4_202 829ea0e1a9aSPaul Mundt 830ea0e1a9aSPaul Mundtconfig MAPLE 831ea0e1a9aSPaul Mundt bool "Maple Bus support" 832ea0e1a9aSPaul Mundt depends on SH_DREAMCAST 833ea0e1a9aSPaul Mundt help 834ea0e1a9aSPaul Mundt The Maple Bus is SEGA's serial communication bus for peripherals 835ea0e1a9aSPaul Mundt on the Dreamcast. Without this bus support you won't be able to 836ea0e1a9aSPaul Mundt get your Dreamcast keyboard etc to work, so most users 837ea0e1a9aSPaul Mundt probably want to say 'Y' here, unless you are only using the 838ea0e1a9aSPaul Mundt Dreamcast with a serial line terminal or a remote network 839ea0e1a9aSPaul Mundt connection. 840ea0e1a9aSPaul Mundt 8417693465dSPaul Mundtconfig PCI 8427693465dSPaul Mundt bool "PCI support" 8437693465dSPaul Mundt depends on SYS_SUPPORTS_PCI 844320e68daSPaul Mundt select PCI_DOMAINS 8457693465dSPaul Mundt help 8467693465dSPaul Mundt Find out whether you have a PCI motherboard. PCI is the name of a 8477693465dSPaul Mundt bus system, i.e. the way the CPU talks to the other stuff inside 8487693465dSPaul Mundt your box. If you have PCI, say Y, otherwise N. 849ea0e1a9aSPaul Mundt 850320e68daSPaul Mundtconfig PCI_DOMAINS 851320e68daSPaul Mundt bool 852320e68daSPaul Mundt 853e16038abSPaul Mundtsource "drivers/pci/pcie/Kconfig" 854e16038abSPaul Mundt 855ea0e1a9aSPaul Mundtsource "drivers/pci/Kconfig" 856ea0e1a9aSPaul Mundt 857ea0e1a9aSPaul Mundtsource "drivers/pcmcia/Kconfig" 858ea0e1a9aSPaul Mundt 859ea0e1a9aSPaul Mundtsource "drivers/pci/hotplug/Kconfig" 860ea0e1a9aSPaul Mundt 861ea0e1a9aSPaul Mundtendmenu 862ea0e1a9aSPaul Mundt 863ea0e1a9aSPaul Mundtmenu "Executable file formats" 864ea0e1a9aSPaul Mundt 865ea0e1a9aSPaul Mundtsource "fs/Kconfig.binfmt" 866ea0e1a9aSPaul Mundt 867ea0e1a9aSPaul Mundtendmenu 868ea0e1a9aSPaul Mundt 869ea0e1a9aSPaul Mundtmenu "Power management options (EXPERIMENTAL)" 870af998a9aSMagnus Dammdepends on EXPERIMENTAL 871f4cb5700SJohannes Berg 872c6f17cb2SMagnus Dammsource "kernel/power/Kconfig" 873c6f17cb2SMagnus Damm 874c6f17cb2SMagnus Dammsource "drivers/cpuidle/Kconfig" 875ea0e1a9aSPaul Mundt 876ea0e1a9aSPaul Mundtendmenu 877ea0e1a9aSPaul Mundt 878ea0e1a9aSPaul Mundtsource "net/Kconfig" 879ea0e1a9aSPaul Mundt 880ea0e1a9aSPaul Mundtsource "drivers/Kconfig" 881ea0e1a9aSPaul Mundt 882ea0e1a9aSPaul Mundtsource "fs/Kconfig" 883ea0e1a9aSPaul Mundt 884ea0e1a9aSPaul Mundtsource "arch/sh/Kconfig.debug" 885ea0e1a9aSPaul Mundt 886ea0e1a9aSPaul Mundtsource "security/Kconfig" 887ea0e1a9aSPaul Mundt 888ea0e1a9aSPaul Mundtsource "crypto/Kconfig" 889ea0e1a9aSPaul Mundt 8905f737b39SMagnus Dammmenuconfig VIRTUALIZATION 8915f737b39SMagnus Damm bool "Virtualization" 8925f737b39SMagnus Damm default n 8935f737b39SMagnus Damm ---help--- 8945f737b39SMagnus Damm Say Y here to get to see options for using your Linux host to run other 8955f737b39SMagnus Damm operating systems inside virtual machines (guests). 8965f737b39SMagnus Damm This option alone does not add any kernel code. 8975f737b39SMagnus Damm 8985f737b39SMagnus Damm If you say N, all options in this submenu will be skipped and disabled. 8995f737b39SMagnus Damm 9005f737b39SMagnus Dammif VIRTUALIZATION 9015f737b39SMagnus Damm 9025f737b39SMagnus Dammsource drivers/virtio/Kconfig 9035f737b39SMagnus Damm 9045f737b39SMagnus Dammendif # VIRTUALIZATION 9055f737b39SMagnus Damm 906ea0e1a9aSPaul Mundtsource "lib/Kconfig" 907