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 14df013ffbSHuang Ying select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A) 1572f0c137SPaul Mundt select PERF_USE_VMALLOC 16df8ce259SPaul Mundt select HAVE_KERNEL_GZIP 1707e88e1bSPaul Mundt select HAVE_KERNEL_BZIP2 1807e88e1bSPaul Mundt select HAVE_KERNEL_LZMA 1950cfa79dSPaul Mundt select HAVE_KERNEL_XZ 20c7b16efbSPaul Mundt select HAVE_KERNEL_LZO 21a74f7e04SPaul Mundt select HAVE_SYSCALL_TRACEPOINTS 22eaaaeef3SPaul Mundt select HAVE_REGS_AND_STACK_ACCESS_API 2357b81330SPaul Mundt select HAVE_GENERIC_HARDIRQS 2457b81330SPaul Mundt select HAVE_SPARSE_IRQ 25ed170924SPaul Mundt select IRQ_FORCED_THREADING 266eac1af0SPaul Mundt select RTC_LIB 27f01789c6SPaul Mundt select GENERIC_ATOMIC64 283d44ae40SPaul Mundt select GENERIC_IRQ_SHOW 29ea0e1a9aSPaul Mundt help 30ea0e1a9aSPaul Mundt The SuperH is a RISC processor targeted for use in embedded systems 31ea0e1a9aSPaul Mundt and consumer electronics; it was also used in the Sega Dreamcast 32ea0e1a9aSPaul Mundt gaming console. The SuperH port has a home page at 33ea0e1a9aSPaul Mundt <http://www.linux-sh.org/>. 34ea0e1a9aSPaul Mundt 35ea0e1a9aSPaul Mundtconfig SUPERH32 363cc000b5SPaul Mundt def_bool ARCH = "sh" 37d39f5450SChris Smith select HAVE_KPROBES 38d39f5450SChris Smith select HAVE_KRETPROBES 396d63e73dSPaul Mundt select HAVE_IOREMAP_PROT if MMU && !X2TLB 40694f94f2SPaul Mundt select HAVE_FUNCTION_TRACER 41fad57febSMatt Fleming select HAVE_FTRACE_MCOUNT_RECORD 42fad57febSMatt Fleming select HAVE_DYNAMIC_FTRACE 43c1340c05SMatt Fleming select HAVE_FUNCTION_TRACE_MCOUNT_TEST 44e4b053d9SPaul Mundt select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE 45327933f5SMatt Fleming select HAVE_FUNCTION_GRAPH_TRACER 46ab6e570bSPaul Mundt select HAVE_ARCH_KGDB 476fbfe8d7SPaul Mundt select HAVE_HW_BREAKPOINT 480102752eSFrederic Weisbecker select HAVE_MIXED_BREAKPOINTS_REGS 49e583d6b3SSam Ravnborg select PERF_EVENTS 508dafc346SPaul Mundt select ARCH_HIBERNATION_POSSIBLE if MMU 5157b81330SPaul Mundt select SPARSE_IRQ 52ea0e1a9aSPaul Mundt 53ea0e1a9aSPaul Mundtconfig SUPERH64 543cc000b5SPaul Mundt def_bool ARCH = "sh64" 55ea0e1a9aSPaul Mundt 56f42b7e3dSPaul Mundtconfig ARCH_DEFCONFIG 57f42b7e3dSPaul Mundt string 58f42b7e3dSPaul Mundt default "arch/sh/configs/shx3_defconfig" if SUPERH32 59f42b7e3dSPaul Mundt default "arch/sh/configs/cayman_defconfig" if SUPERH64 60f42b7e3dSPaul Mundt 61ea0e1a9aSPaul Mundtconfig RWSEM_GENERIC_SPINLOCK 62d7ef4fb3SHarvey Harrison def_bool y 63ea0e1a9aSPaul Mundt 64ea0e1a9aSPaul Mundtconfig RWSEM_XCHGADD_ALGORITHM 65ea0e1a9aSPaul Mundt bool 66ea0e1a9aSPaul Mundt 67ea0e1a9aSPaul Mundtconfig GENERIC_BUG 68ea0e1a9aSPaul Mundt def_bool y 69a82d53ecSPaul Mundt depends on BUG && SUPERH32 70ea0e1a9aSPaul Mundt 713767f3f1SPaul Mundtconfig GENERIC_CSUM 723767f3f1SPaul Mundt def_bool y 733767f3f1SPaul Mundt depends on SUPERH64 743767f3f1SPaul Mundt 75ea0e1a9aSPaul Mundtconfig GENERIC_HWEIGHT 76d7ef4fb3SHarvey Harrison def_bool y 77ea0e1a9aSPaul Mundt 782eb2a436SPaul Mundtconfig IRQ_PER_CPU 792eb2a436SPaul Mundt def_bool y 802eb2a436SPaul Mundt 812967dab1SMagnus Dammconfig GENERIC_GPIO 822967dab1SMagnus Damm def_bool n 832967dab1SMagnus Damm 84ea0e1a9aSPaul Mundtconfig GENERIC_CALIBRATE_DELAY 85cf204fa7SPaul Mundt bool 86ea0e1a9aSPaul Mundt 87ea0e1a9aSPaul Mundtconfig GENERIC_CLOCKEVENTS 88938edae1SPaul Mundt def_bool y 89ea0e1a9aSPaul Mundt 908c24594dSPaul Mundtconfig GENERIC_CLOCKEVENTS_BROADCAST 918c24594dSPaul Mundt bool 928c24594dSPaul Mundt 936d134b9eSPaul Mundtconfig GENERIC_CMOS_UPDATE 946d134b9eSPaul Mundt def_bool y 956d134b9eSPaul Mundt depends on SH_SH03 || SH_DREAMCAST 966d134b9eSPaul Mundt 97bdcab87bSPaul Mundtconfig GENERIC_LOCKBREAK 98bdcab87bSPaul Mundt def_bool y 99bdcab87bSPaul Mundt depends on SMP && PREEMPT 100bdcab87bSPaul Mundt 101af998a9aSMagnus Dammconfig ARCH_SUSPEND_POSSIBLE 102af998a9aSMagnus Damm def_bool n 103af998a9aSMagnus Damm 104af998a9aSMagnus Dammconfig ARCH_HIBERNATION_POSSIBLE 105af998a9aSMagnus Damm def_bool n 106ea0e1a9aSPaul Mundt 107ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_APM_EMULATION 108ea0e1a9aSPaul Mundt bool 109af998a9aSMagnus Damm select ARCH_SUSPEND_POSSIBLE 110ea0e1a9aSPaul Mundt 111ffb4a73dSPaul Mundtconfig SYS_SUPPORTS_HUGETLBFS 112ffb4a73dSPaul Mundt bool 113ffb4a73dSPaul Mundt 114ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_SMP 115ea0e1a9aSPaul Mundt bool 116ea0e1a9aSPaul Mundt 117ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_NUMA 118ea0e1a9aSPaul Mundt bool 119ea0e1a9aSPaul Mundt 120ea0e1a9aSPaul Mundtconfig SYS_SUPPORTS_PCI 121ea0e1a9aSPaul Mundt bool 122ea0e1a9aSPaul Mundt 123f5ad881bSPaul Mundtconfig SYS_SUPPORTS_CMT 124f5ad881bSPaul Mundt bool 125f5ad881bSPaul Mundt 126d5ed4c2eSMagnus Dammconfig SYS_SUPPORTS_MTU2 127d5ed4c2eSMagnus Damm bool 128d5ed4c2eSMagnus Damm 1299570ef20SMagnus Dammconfig SYS_SUPPORTS_TMU 1309570ef20SMagnus Damm bool 1319570ef20SMagnus Damm 132ea0e1a9aSPaul Mundtconfig STACKTRACE_SUPPORT 133d7ef4fb3SHarvey Harrison def_bool y 134ea0e1a9aSPaul Mundt 135ea0e1a9aSPaul Mundtconfig LOCKDEP_SUPPORT 136d7ef4fb3SHarvey Harrison def_bool y 137ea0e1a9aSPaul Mundt 1385a89f1adSPaul Mundtconfig HAVE_LATENCYTOP_SUPPORT 1395a89f1adSPaul Mundt def_bool y 1405a89f1adSPaul Mundt 141ea0e1a9aSPaul Mundtconfig ARCH_HAS_ILOG2_U32 142d7ef4fb3SHarvey Harrison def_bool n 143ea0e1a9aSPaul Mundt 144ea0e1a9aSPaul Mundtconfig ARCH_HAS_ILOG2_U64 145d7ef4fb3SHarvey Harrison def_bool n 146ea0e1a9aSPaul Mundt 147ea0e1a9aSPaul Mundtconfig ARCH_NO_VIRT_TO_BUS 148ea0e1a9aSPaul Mundt def_bool y 149ea0e1a9aSPaul Mundt 150e869a90eSPaul Mundtconfig ARCH_HAS_DEFAULT_IDLE 151e869a90eSPaul Mundt def_bool y 152e869a90eSPaul Mundt 1532e046b94SPaul Mundtconfig ARCH_HAS_CPU_IDLE_WAIT 1542e046b94SPaul Mundt def_bool y 1552e046b94SPaul Mundt 15686e4dd5aSPaul Mundtconfig NO_IOPORT 15737b7a978SPaul Mundt def_bool !PCI 1584e2b1084SPaul Mundt depends on !SH_CAYMAN && !SH_SH4202_MICRODEV && !SH_SHMIN 15986e4dd5aSPaul Mundt 160e7cc9a73SMagnus Dammconfig IO_TRAPPED 161e7cc9a73SMagnus Damm bool 162e7cc9a73SMagnus Damm 16301be5d63SPaul Mundtconfig DMA_COHERENT 16401be5d63SPaul Mundt bool 16501be5d63SPaul Mundt 16601be5d63SPaul Mundtconfig DMA_NONCOHERENT 16701be5d63SPaul Mundt def_bool !DMA_COHERENT 16801be5d63SPaul Mundt 1695cabbb62SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE 1705cabbb62SFUJITA Tomonori def_bool DMA_NONCOHERENT 1715cabbb62SFUJITA Tomonori 17218e98307SFUJITA Tomonoriconfig NEED_SG_DMA_LENGTH 17318e98307SFUJITA Tomonori def_bool y 17418e98307SFUJITA Tomonori 175ea0e1a9aSPaul Mundtsource "init/Kconfig" 176ea0e1a9aSPaul Mundt 177dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer" 178dc52ddc0SMatt Helsley 179ea0e1a9aSPaul Mundtmenu "System type" 180ea0e1a9aSPaul Mundt 181ea0e1a9aSPaul Mundt# 182ea0e1a9aSPaul Mundt# Processor families 183ea0e1a9aSPaul Mundt# 184ea0e1a9aSPaul Mundtconfig CPU_SH2 185ea0e1a9aSPaul Mundt bool 186ea0e1a9aSPaul Mundt 187ea0e1a9aSPaul Mundtconfig CPU_SH2A 188ea0e1a9aSPaul Mundt bool 189ea0e1a9aSPaul Mundt select CPU_SH2 190e2fcf74fSPaul Mundt select UNCACHED_MAPPING 191ea0e1a9aSPaul Mundt 192ea0e1a9aSPaul Mundtconfig CPU_SH3 193ea0e1a9aSPaul Mundt bool 194ea0e1a9aSPaul Mundt select CPU_HAS_INTEVT 195ea0e1a9aSPaul Mundt select CPU_HAS_SR_RB 1964fa48e17SPaul Mundt select SYS_SUPPORTS_TMU 197ea0e1a9aSPaul Mundt 198ea0e1a9aSPaul Mundtconfig CPU_SH4 199ea0e1a9aSPaul Mundt bool 200ea0e1a9aSPaul Mundt select CPU_HAS_INTEVT 201ea0e1a9aSPaul Mundt select CPU_HAS_SR_RB 202ea0e1a9aSPaul Mundt select CPU_HAS_FPU if !CPU_SH4AL_DSP 2034fa48e17SPaul Mundt select SYS_SUPPORTS_TMU 204ffb4a73dSPaul Mundt select SYS_SUPPORTS_HUGETLBFS if MMU 205ea0e1a9aSPaul Mundt 206ea0e1a9aSPaul Mundtconfig CPU_SH4A 207ea0e1a9aSPaul Mundt bool 208ea0e1a9aSPaul Mundt select CPU_SH4 209ea0e1a9aSPaul Mundt 210ea0e1a9aSPaul Mundtconfig CPU_SH4AL_DSP 211ea0e1a9aSPaul Mundt bool 212ea0e1a9aSPaul Mundt select CPU_SH4A 213ea0e1a9aSPaul Mundt select CPU_HAS_DSP 214ea0e1a9aSPaul Mundt 215ea0e1a9aSPaul Mundtconfig CPU_SH5 216ea0e1a9aSPaul Mundt bool 217ea0e1a9aSPaul Mundt select CPU_HAS_FPU 218add47067SPaul Mundt select SYS_SUPPORTS_TMU 219ffb4a73dSPaul Mundt select SYS_SUPPORTS_HUGETLBFS if MMU 220ea0e1a9aSPaul Mundt 221ea0e1a9aSPaul Mundtconfig CPU_SHX2 222ea0e1a9aSPaul Mundt bool 223ea0e1a9aSPaul Mundt 224ea0e1a9aSPaul Mundtconfig CPU_SHX3 225ea0e1a9aSPaul Mundt bool 22601be5d63SPaul Mundt select DMA_COHERENT 2274b478ee2SPaul Mundt select SYS_SUPPORTS_SMP 2284b478ee2SPaul Mundt select SYS_SUPPORTS_NUMA 229ea0e1a9aSPaul Mundt 230dc65a977SPaul Mundtconfig ARCH_SHMOBILE 231dc65a977SPaul Mundt bool 23277594912SMagnus Damm select ARCH_SUSPEND_POSSIBLE 233ac2c596bSMagnus Damm select PM 234ac2c596bSMagnus Damm select PM_RUNTIME 235dc65a977SPaul Mundt 23686c8c047SMatt Flemingconfig CPU_HAS_PMU 23786c8c047SMatt Fleming depends on CPU_SH4 || CPU_SH4A 23886c8c047SMatt Fleming default y 23986c8c047SMatt Fleming bool 24086c8c047SMatt Fleming 2413cc000b5SPaul Mundtif SUPERH32 2423cc000b5SPaul Mundt 243ea0e1a9aSPaul Mundtchoice 244ea0e1a9aSPaul Mundt prompt "Processor sub-type selection" 245ea0e1a9aSPaul Mundt 246ea0e1a9aSPaul Mundt# 247ea0e1a9aSPaul Mundt# Processor subtypes 248ea0e1a9aSPaul Mundt# 249ea0e1a9aSPaul Mundt 250ea0e1a9aSPaul Mundt# SH-2 Processor Support 251ea0e1a9aSPaul Mundt 252ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7619 253ea0e1a9aSPaul Mundt bool "Support SH7619 processor" 254ea0e1a9aSPaul Mundt select CPU_SH2 255f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 256ea0e1a9aSPaul Mundt 257ea0e1a9aSPaul Mundt# SH-2A Processor Support 258ea0e1a9aSPaul Mundt 2592825999eSPeter Griffinconfig CPU_SUBTYPE_SH7201 2602825999eSPeter Griffin bool "Support SH7201 processor" 2612825999eSPeter Griffin select CPU_SH2A 2622825999eSPeter Griffin select CPU_HAS_FPU 263da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 2642825999eSPeter Griffin 2656d01f510SPaul Mundtconfig CPU_SUBTYPE_SH7203 2666d01f510SPaul Mundt bool "Support SH7203 processor" 2676d01f510SPaul Mundt select CPU_SH2A 26874d99a5eSPaul Mundt select CPU_HAS_FPU 269f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 270da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 271f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 2726d01f510SPaul Mundt 273ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7206 274ea0e1a9aSPaul Mundt bool "Support SH7206 processor" 275ea0e1a9aSPaul Mundt select CPU_SH2A 276f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 277da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 278ea0e1a9aSPaul Mundt 279a8f67f4bSPaul Mundtconfig CPU_SUBTYPE_SH7263 280a8f67f4bSPaul Mundt bool "Support SH7263 processor" 281a8f67f4bSPaul Mundt select CPU_SH2A 28274d99a5eSPaul Mundt select CPU_HAS_FPU 283f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 284da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 285a8f67f4bSPaul Mundt 2862ad69908SPaul Mundtconfig CPU_SUBTYPE_MXG 2872ad69908SPaul Mundt bool "Support MX-G processor" 2882ad69908SPaul Mundt select CPU_SH2A 289da107c6eSMagnus Damm select SYS_SUPPORTS_MTU2 2902ad69908SPaul Mundt help 2912ad69908SPaul Mundt Select MX-G if running on an R8A03022BG part. 2922ad69908SPaul Mundt 293ea0e1a9aSPaul Mundt# SH-3 Processor Support 294ea0e1a9aSPaul Mundt 295ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7705 296ea0e1a9aSPaul Mundt bool "Support SH7705 processor" 297ea0e1a9aSPaul Mundt select CPU_SH3 298ea0e1a9aSPaul Mundt 299ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7706 300ea0e1a9aSPaul Mundt bool "Support SH7706 processor" 301ea0e1a9aSPaul Mundt select CPU_SH3 302ea0e1a9aSPaul Mundt help 303ea0e1a9aSPaul Mundt Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. 304ea0e1a9aSPaul Mundt 305ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7707 306ea0e1a9aSPaul Mundt bool "Support SH7707 processor" 307ea0e1a9aSPaul Mundt select CPU_SH3 308ea0e1a9aSPaul Mundt help 309ea0e1a9aSPaul Mundt Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. 310ea0e1a9aSPaul Mundt 311ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7708 312ea0e1a9aSPaul Mundt bool "Support SH7708 processor" 313ea0e1a9aSPaul Mundt select CPU_SH3 314ea0e1a9aSPaul Mundt help 315ea0e1a9aSPaul Mundt Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or 316ea0e1a9aSPaul Mundt if you have a 100 Mhz SH-3 HD6417708R CPU. 317ea0e1a9aSPaul Mundt 318ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7709 319ea0e1a9aSPaul Mundt bool "Support SH7709 processor" 320ea0e1a9aSPaul Mundt select CPU_SH3 321ea0e1a9aSPaul Mundt help 322ea0e1a9aSPaul Mundt Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. 323ea0e1a9aSPaul Mundt 324ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7710 325ea0e1a9aSPaul Mundt bool "Support SH7710 processor" 326ea0e1a9aSPaul Mundt select CPU_SH3 327ea0e1a9aSPaul Mundt select CPU_HAS_DSP 328ea0e1a9aSPaul Mundt help 329ea0e1a9aSPaul Mundt Select SH7710 if you have a SH3-DSP SH7710 CPU. 330ea0e1a9aSPaul Mundt 331ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7712 332ea0e1a9aSPaul Mundt bool "Support SH7712 processor" 333ea0e1a9aSPaul Mundt select CPU_SH3 334ea0e1a9aSPaul Mundt select CPU_HAS_DSP 335ea0e1a9aSPaul Mundt help 336ea0e1a9aSPaul Mundt Select SH7712 if you have a SH3-DSP SH7712 CPU. 337ea0e1a9aSPaul Mundt 338ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7720 339ea0e1a9aSPaul Mundt bool "Support SH7720 processor" 340ea0e1a9aSPaul Mundt select CPU_SH3 341ea0e1a9aSPaul Mundt select CPU_HAS_DSP 3422b23a882SMagnus Damm select SYS_SUPPORTS_CMT 343f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 344e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 3457b61ca5dSPaul Mundt select USB_OHCI_SH if USB_OHCI_HCD 346ea0e1a9aSPaul Mundt help 347ea0e1a9aSPaul Mundt Select SH7720 if you have a SH3-DSP SH7720 CPU. 348ea0e1a9aSPaul Mundt 34931a49c4bSYoshihiro Shimodaconfig CPU_SUBTYPE_SH7721 35031a49c4bSYoshihiro Shimoda bool "Support SH7721 processor" 35131a49c4bSYoshihiro Shimoda select CPU_SH3 35231a49c4bSYoshihiro Shimoda select CPU_HAS_DSP 3532b23a882SMagnus Damm select SYS_SUPPORTS_CMT 354e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 3557b61ca5dSPaul Mundt select USB_OHCI_SH if USB_OHCI_HCD 35631a49c4bSYoshihiro Shimoda help 35731a49c4bSYoshihiro Shimoda Select SH7721 if you have a SH3-DSP SH7721 CPU. 35831a49c4bSYoshihiro Shimoda 359ea0e1a9aSPaul Mundt# SH-4 Processor Support 360ea0e1a9aSPaul Mundt 361ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750 362ea0e1a9aSPaul Mundt bool "Support SH7750 processor" 363ea0e1a9aSPaul Mundt select CPU_SH4 364ea0e1a9aSPaul Mundt help 365ea0e1a9aSPaul Mundt Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. 366ea0e1a9aSPaul Mundt 367ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7091 368ea0e1a9aSPaul Mundt bool "Support SH7091 processor" 369ea0e1a9aSPaul Mundt select CPU_SH4 370ea0e1a9aSPaul Mundt help 371ea0e1a9aSPaul Mundt Select SH7091 if you have an SH-4 based Sega device (such as 372ea0e1a9aSPaul Mundt the Dreamcast, Naomi, and Naomi 2). 373ea0e1a9aSPaul Mundt 374ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750R 375ea0e1a9aSPaul Mundt bool "Support SH7750R processor" 376ea0e1a9aSPaul Mundt select CPU_SH4 377ea0e1a9aSPaul Mundt 378ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7750S 379ea0e1a9aSPaul Mundt bool "Support SH7750S processor" 380ea0e1a9aSPaul Mundt select CPU_SH4 381ea0e1a9aSPaul Mundt 382ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7751 383ea0e1a9aSPaul Mundt bool "Support SH7751 processor" 384ea0e1a9aSPaul Mundt select CPU_SH4 385ea0e1a9aSPaul Mundt help 386ea0e1a9aSPaul Mundt Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, 387ea0e1a9aSPaul Mundt or if you have a HD6417751R CPU. 388ea0e1a9aSPaul Mundt 389ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7751R 390ea0e1a9aSPaul Mundt bool "Support SH7751R processor" 391ea0e1a9aSPaul Mundt select CPU_SH4 392ea0e1a9aSPaul Mundt 393ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7760 394ea0e1a9aSPaul Mundt bool "Support SH7760 processor" 395ea0e1a9aSPaul Mundt select CPU_SH4 396ea0e1a9aSPaul Mundt 397ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH4_202 398ea0e1a9aSPaul Mundt bool "Support SH4-202 processor" 399ea0e1a9aSPaul Mundt select CPU_SH4 400ea0e1a9aSPaul Mundt 401ea0e1a9aSPaul Mundt# SH-4A Processor Support 402ea0e1a9aSPaul Mundt 403178dd0cdSPaul Mundtconfig CPU_SUBTYPE_SH7723 404178dd0cdSPaul Mundt bool "Support SH7723 processor" 405178dd0cdSPaul Mundt select CPU_SH4A 406178dd0cdSPaul Mundt select CPU_SHX2 407dc65a977SPaul Mundt select ARCH_SHMOBILE 408178dd0cdSPaul Mundt select ARCH_SPARSEMEM_ENABLE 409f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 410f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 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 421f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 4220207a2efSKuninori Morimoto help 4230207a2efSKuninori Morimoto Select SH7724 if you have an SH-MobileR2R CPU. 4240207a2efSKuninori Morimoto 425c01f0f1aSYoshihiro Shimodaconfig CPU_SUBTYPE_SH7757 426c01f0f1aSYoshihiro Shimoda bool "Support SH7757 processor" 427c01f0f1aSYoshihiro Shimoda select CPU_SH4A 428c01f0f1aSYoshihiro Shimoda select CPU_SHX2 429f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 4300fe48601SYoshihiro Shimoda select USB_ARCH_HAS_OHCI 4310fe48601SYoshihiro Shimoda select USB_ARCH_HAS_EHCI 432c01f0f1aSYoshihiro Shimoda help 433c01f0f1aSYoshihiro Shimoda Select SH7757 if you have a SH4A SH7757 CPU. 434c01f0f1aSYoshihiro Shimoda 4357d740a06SYoshihiro Shimodaconfig CPU_SUBTYPE_SH7763 4367d740a06SYoshihiro Shimoda bool "Support SH7763 processor" 4377d740a06SYoshihiro Shimoda select CPU_SH4A 438e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 4397b61ca5dSPaul Mundt select USB_OHCI_SH if USB_OHCI_HCD 4407d740a06SYoshihiro Shimoda help 4417d740a06SYoshihiro Shimoda Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. 4427d740a06SYoshihiro Shimoda 443ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7770 444ea0e1a9aSPaul Mundt bool "Support SH7770 processor" 445ea0e1a9aSPaul Mundt select CPU_SH4A 446ea0e1a9aSPaul Mundt 447ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7780 448ea0e1a9aSPaul Mundt bool "Support SH7780 processor" 449ea0e1a9aSPaul Mundt select CPU_SH4A 450ea0e1a9aSPaul Mundt 451ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7785 452ea0e1a9aSPaul Mundt bool "Support SH7785 processor" 453ea0e1a9aSPaul Mundt select CPU_SH4A 454ea0e1a9aSPaul Mundt select CPU_SHX2 455ea0e1a9aSPaul Mundt select ARCH_SPARSEMEM_ENABLE 456ea0e1a9aSPaul Mundt select SYS_SUPPORTS_NUMA 457f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 458ea0e1a9aSPaul Mundt 45955ba99ebSKuninori Morimotoconfig CPU_SUBTYPE_SH7786 46055ba99ebSKuninori Morimoto bool "Support SH7786 processor" 46155ba99ebSKuninori Morimoto select CPU_SH4A 46237042fbdSPaul Mundt select CPU_SHX3 4638263a67eSPaul Mundt select CPU_HAS_PTEAEX 4642eb2a436SPaul Mundt select GENERIC_CLOCKEVENTS_BROADCAST if SMP 465f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 466e3e9887eSPaul Mundt select USB_ARCH_HAS_OHCI 4677b61ca5dSPaul Mundt select USB_OHCI_SH if USB_OHCI_HCD 468e3e9887eSPaul Mundt select USB_ARCH_HAS_EHCI 4697b61ca5dSPaul Mundt select USB_EHCI_SH if USB_EHCI_HCD 47055ba99ebSKuninori Morimoto 471ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SHX3 472ea0e1a9aSPaul Mundt bool "Support SH-X3 processor" 473ea0e1a9aSPaul Mundt select CPU_SH4A 474ea0e1a9aSPaul Mundt select CPU_SHX3 4755840263eSPaul Mundt select GENERIC_CLOCKEVENTS_BROADCAST if SMP 476742759eaSPaul Mundt select ARCH_REQUIRE_GPIOLIB 477ea0e1a9aSPaul Mundt 478ea0e1a9aSPaul Mundt# SH4AL-DSP Processor Support 479ea0e1a9aSPaul Mundt 480ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7343 481ea0e1a9aSPaul Mundt bool "Support SH7343 processor" 482ea0e1a9aSPaul Mundt select CPU_SH4AL_DSP 483dc65a977SPaul Mundt select ARCH_SHMOBILE 484f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 485ea0e1a9aSPaul Mundt 486ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH7722 487ea0e1a9aSPaul Mundt bool "Support SH7722 processor" 488ea0e1a9aSPaul Mundt select CPU_SH4AL_DSP 489ea0e1a9aSPaul Mundt select CPU_SHX2 490dc65a977SPaul Mundt select ARCH_SHMOBILE 491ea0e1a9aSPaul Mundt select ARCH_SPARSEMEM_ENABLE 492ea0e1a9aSPaul Mundt select SYS_SUPPORTS_NUMA 493f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 494f020c92dSPaul Mundt select ARCH_WANT_OPTIONAL_GPIOLIB 495ea0e1a9aSPaul Mundt 4969109a30eSMagnus Dammconfig CPU_SUBTYPE_SH7366 4979109a30eSMagnus Damm bool "Support SH7366 processor" 4989109a30eSMagnus Damm select CPU_SH4AL_DSP 4999109a30eSMagnus Damm select CPU_SHX2 500dc65a977SPaul Mundt select ARCH_SHMOBILE 5019109a30eSMagnus Damm select ARCH_SPARSEMEM_ENABLE 5029109a30eSMagnus Damm select SYS_SUPPORTS_NUMA 503f5ad881bSPaul Mundt select SYS_SUPPORTS_CMT 5049109a30eSMagnus Damm 5053cc000b5SPaul Mundtendchoice 5063cc000b5SPaul Mundt 5073cc000b5SPaul Mundtendif 5083cc000b5SPaul Mundt 5093cc000b5SPaul Mundtif SUPERH64 5103cc000b5SPaul Mundt 5113cc000b5SPaul Mundtchoice 5123cc000b5SPaul Mundt prompt "Processor sub-type selection" 5133cc000b5SPaul Mundt 514ea0e1a9aSPaul Mundt# SH-5 Processor Support 515ea0e1a9aSPaul Mundt 516ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH5_101 517ea0e1a9aSPaul Mundt bool "Support SH5-101 processor" 518ea0e1a9aSPaul Mundt select CPU_SH5 519ea0e1a9aSPaul Mundt 520ea0e1a9aSPaul Mundtconfig CPU_SUBTYPE_SH5_103 521ea0e1a9aSPaul Mundt bool "Support SH5-103 processor" 5228ef97dd7SPaul Mundt select CPU_SH5 523ea0e1a9aSPaul Mundt 524ea0e1a9aSPaul Mundtendchoice 525ea0e1a9aSPaul Mundt 5263cc000b5SPaul Mundtendif 5273cc000b5SPaul Mundt 528ea0e1a9aSPaul Mundtsource "arch/sh/mm/Kconfig" 529939a24a6SPaul Mundt 530ea0e1a9aSPaul Mundtsource "arch/sh/Kconfig.cpu" 531ea0e1a9aSPaul Mundt 532939a24a6SPaul Mundtsource "arch/sh/boards/Kconfig" 533ea0e1a9aSPaul Mundt 534ea0e1a9aSPaul Mundtmenu "Timer and clock configuration" 535ea0e1a9aSPaul Mundt 5369570ef20SMagnus Dammconfig SH_TIMER_TMU 5379570ef20SMagnus Damm bool "TMU timer driver" 538f19900b2SMagnus Damm depends on SYS_SUPPORTS_TMU 5399570ef20SMagnus Damm default y 5409570ef20SMagnus Damm help 5419570ef20SMagnus Damm This enables the build of the TMU timer driver. 5429570ef20SMagnus Damm 543f5ad881bSPaul Mundtconfig SH_TIMER_CMT 544f425752fSMagnus Damm bool "CMT timer driver" 545f425752fSMagnus Damm depends on SYS_SUPPORTS_CMT 546f425752fSMagnus Damm default y 547f425752fSMagnus Damm help 548f425752fSMagnus Damm This enables build of the CMT timer driver. 549f5ad881bSPaul Mundt 550d5ed4c2eSMagnus Dammconfig SH_TIMER_MTU2 551d5ed4c2eSMagnus Damm bool "MTU2 timer driver" 5523280c886SMagnus Damm depends on SYS_SUPPORTS_MTU2 553d5ed4c2eSMagnus Damm default y 554d5ed4c2eSMagnus Damm help 555d5ed4c2eSMagnus Damm This enables build of the MTU2 timer driver. 556d5ed4c2eSMagnus Damm 557ea0e1a9aSPaul Mundtconfig SH_PCLK_FREQ 558ea0e1a9aSPaul Mundt int "Peripheral clock frequency (in Hz)" 5598152a74bSPaul Mundt depends on SH_CLK_CPG_LEGACY 560ea0e1a9aSPaul Mundt default "31250000" if CPU_SUBTYPE_SH7619 5618152a74bSPaul Mundt default "33333333" if CPU_SUBTYPE_SH7770 || \ 5628152a74bSPaul Mundt CPU_SUBTYPE_SH7760 || \ 5638152a74bSPaul Mundt CPU_SUBTYPE_SH7705 || \ 5648152a74bSPaul Mundt CPU_SUBTYPE_SH7203 || \ 5658152a74bSPaul Mundt CPU_SUBTYPE_SH7206 || \ 5668152a74bSPaul Mundt CPU_SUBTYPE_SH7263 || \ 56743a1839cSPaul Mundt CPU_SUBTYPE_MXG 568ea0e1a9aSPaul Mundt default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R 569ea0e1a9aSPaul Mundt default "66000000" if CPU_SUBTYPE_SH4_202 570ea0e1a9aSPaul Mundt default "50000000" 571ea0e1a9aSPaul Mundt help 572ea0e1a9aSPaul Mundt This option is used to specify the peripheral clock frequency. 573ea0e1a9aSPaul Mundt This is necessary for determining the reference clock value on 574ea0e1a9aSPaul Mundt platforms lacking an RTC. 575ea0e1a9aSPaul Mundt 57636aa1e32SPaul Mundtconfig SH_CLK_CPG 57736aa1e32SPaul Mundt def_bool y 57836aa1e32SPaul Mundt 579253b0887SPaul Mundtconfig SH_CLK_CPG_LEGACY 58036aa1e32SPaul Mundt depends on SH_CLK_CPG 58143a1839cSPaul Mundt def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ 5825924ad0dSPaul Mundt !CPU_SHX3 && !CPU_SUBTYPE_SH7757 583253b0887SPaul Mundt 584ea0e1a9aSPaul Mundtsource "kernel/time/Kconfig" 585ea0e1a9aSPaul Mundt 586ea0e1a9aSPaul Mundtendmenu 587ea0e1a9aSPaul Mundt 588ea0e1a9aSPaul Mundtmenu "CPU Frequency scaling" 589ea0e1a9aSPaul Mundt 590ea0e1a9aSPaul Mundtsource "drivers/cpufreq/Kconfig" 591ea0e1a9aSPaul Mundt 592ea0e1a9aSPaul Mundtconfig SH_CPU_FREQ 593ea0e1a9aSPaul Mundt tristate "SuperH CPU Frequency driver" 594ea0e1a9aSPaul Mundt depends on CPU_FREQ 595ea0e1a9aSPaul Mundt select CPU_FREQ_TABLE 596ea0e1a9aSPaul Mundt help 5978a655053SPaul Mundt This adds the cpufreq driver for SuperH. Any CPU that supports 5988a655053SPaul Mundt clock rate rounding through the clock framework can use this 5998a655053SPaul Mundt driver. While it will make the kernel slightly larger, this is 6008a655053SPaul Mundt harmless for CPUs that don't support rate rounding. The driver 6018a655053SPaul Mundt will also generate a notice in the boot log before disabling 6028a655053SPaul Mundt itself if the CPU in question is not capable of rate rounding. 603ea0e1a9aSPaul Mundt 604ea0e1a9aSPaul Mundt For details, take a look at <file:Documentation/cpu-freq>. 605ea0e1a9aSPaul Mundt 606ea0e1a9aSPaul Mundt If unsure, say N. 607ea0e1a9aSPaul Mundt 608ea0e1a9aSPaul Mundtendmenu 609ea0e1a9aSPaul Mundt 610ea0e1a9aSPaul Mundtsource "arch/sh/drivers/Kconfig" 611ea0e1a9aSPaul Mundt 612ea0e1a9aSPaul Mundtendmenu 613ea0e1a9aSPaul Mundt 614ea0e1a9aSPaul Mundtmenu "Kernel features" 615ea0e1a9aSPaul Mundt 616ea0e1a9aSPaul Mundtsource kernel/Kconfig.hz 617ea0e1a9aSPaul Mundt 618ea0e1a9aSPaul Mundtconfig KEXEC 619ea0e1a9aSPaul Mundt bool "kexec system call (EXPERIMENTAL)" 620f36b59d1SNobuhiro Iwamatsu depends on SUPERH32 && EXPERIMENTAL && MMU 621ea0e1a9aSPaul Mundt help 622ea0e1a9aSPaul Mundt kexec is a system call that implements the ability to shutdown your 623ea0e1a9aSPaul Mundt current kernel, and to start another kernel. It is like a reboot 624ea0e1a9aSPaul Mundt but it is independent of the system firmware. And like a reboot 625ea0e1a9aSPaul Mundt you can start any kernel with it, not just Linux. 626ea0e1a9aSPaul Mundt 627ea0e1a9aSPaul Mundt The name comes from the similarity to the exec system call. 628ea0e1a9aSPaul Mundt 629ea0e1a9aSPaul Mundt It is an ongoing process to be certain the hardware in a machine 630ea0e1a9aSPaul Mundt is properly shutdown, so do not be surprised if this code does not 631ea0e1a9aSPaul Mundt initially work for you. It may help to enable device hotplugging 632ea0e1a9aSPaul Mundt support. As of this writing the exact hardware interface is 633ea0e1a9aSPaul Mundt strongly in flux, so no good recommendation can be made. 634ea0e1a9aSPaul Mundt 635ea0e1a9aSPaul Mundtconfig CRASH_DUMP 636ea0e1a9aSPaul Mundt bool "kernel crash dumps (EXPERIMENTAL)" 637d523e1aeSPaul Mundt depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP 638ea0e1a9aSPaul Mundt help 639ea0e1a9aSPaul Mundt Generate crash dump after being started by kexec. 640ea0e1a9aSPaul Mundt This should be normally only set in special crash dump kernels 641ea0e1a9aSPaul Mundt which are loaded in the main kernel with kexec-tools into 642ea0e1a9aSPaul Mundt a specially reserved region and then later executed after 643ea0e1a9aSPaul Mundt a crash by kdump/kexec. The crash dump kernel must be compiled 644ea0e1a9aSPaul Mundt to a memory address not used by the main kernel using 645e66ac3f2SSimon Horman PHYSICAL_START. 646ea0e1a9aSPaul Mundt 647ea0e1a9aSPaul Mundt For more details see Documentation/kdump/kdump.txt 648ea0e1a9aSPaul Mundt 649b7cf6ddcSMagnus Dammconfig KEXEC_JUMP 650b7cf6ddcSMagnus Damm bool "kexec jump (EXPERIMENTAL)" 651b7cf6ddcSMagnus Damm depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL 652b7cf6ddcSMagnus Damm help 653b7cf6ddcSMagnus Damm Jump between original kernel and kexeced kernel and invoke 654b7cf6ddcSMagnus Damm code via KEXEC 655b7cf6ddcSMagnus Damm 656e66ac3f2SSimon Hormanconfig PHYSICAL_START 657e66ac3f2SSimon Horman hex "Physical address where the kernel is loaded" if (EXPERT || CRASH_DUMP) 658e66ac3f2SSimon Horman default MEMORY_START 659e66ac3f2SSimon Horman ---help--- 660e66ac3f2SSimon Horman This gives the physical address where the kernel is loaded 661e66ac3f2SSimon Horman and is ordinarily the same as MEMORY_START. 662e66ac3f2SSimon Horman 663e66ac3f2SSimon Horman Different values are primarily used in the case of kexec on panic 664e66ac3f2SSimon Horman where the fail safe kernel needs to run at a different address 665e66ac3f2SSimon Horman than the panic-ed kernel. 666e66ac3f2SSimon Horman 667c4637d47SPaul Mundtconfig SECCOMP 668c4637d47SPaul Mundt bool "Enable seccomp to safely compute untrusted bytecode" 669c4637d47SPaul Mundt depends on PROC_FS 670c4637d47SPaul Mundt help 671c4637d47SPaul Mundt This kernel feature is useful for number crunching applications 672c4637d47SPaul Mundt that may need to compute untrusted bytecode during their 673c4637d47SPaul Mundt execution. By using pipes or other transports made available to 674c4637d47SPaul Mundt the process as file descriptors supporting the read/write 675c4637d47SPaul Mundt syscalls, it's possible to isolate those applications in 676c4637d47SPaul Mundt their own address space using seccomp. Once seccomp is 677c4637d47SPaul Mundt enabled via prctl, it cannot be disabled and the task is only 678c4637d47SPaul Mundt allowed to execute a few safe syscalls defined by each seccomp 679c4637d47SPaul Mundt mode. 680c4637d47SPaul Mundt 681c4637d47SPaul Mundt If unsure, say N. 682c4637d47SPaul Mundt 683ea0e1a9aSPaul Mundtconfig SMP 684ea0e1a9aSPaul Mundt bool "Symmetric multi-processing support" 685ea0e1a9aSPaul Mundt depends on SYS_SUPPORTS_SMP 686490f5de5SJens Axboe select USE_GENERIC_SMP_HELPERS 687ea0e1a9aSPaul Mundt ---help--- 688ea0e1a9aSPaul Mundt This enables support for systems with more than one CPU. If you have 689ea0e1a9aSPaul Mundt a system with only one CPU, like most personal computers, say N. If 690ea0e1a9aSPaul Mundt you have a system with more than one CPU, say Y. 691ea0e1a9aSPaul Mundt 692ea0e1a9aSPaul Mundt If you say N here, the kernel will run on single and multiprocessor 693ea0e1a9aSPaul Mundt machines, but will use only one CPU of a multiprocessor machine. If 694ea0e1a9aSPaul Mundt you say Y here, the kernel will run on many, but not all, 695ea0e1a9aSPaul Mundt singleprocessor machines. On a singleprocessor machine, the kernel 696ea0e1a9aSPaul Mundt will run faster if you say N here. 697ea0e1a9aSPaul Mundt 698ea0e1a9aSPaul Mundt People using multiprocessor machines who say Y here should also say 699ea0e1a9aSPaul Mundt Y to "Enhanced Real Time Clock Support", below. 700ea0e1a9aSPaul Mundt 70103502faaSAdrian Bunk See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 70203502faaSAdrian Bunk available at <http://www.tldp.org/docs.html#howto>. 703ea0e1a9aSPaul Mundt 704ea0e1a9aSPaul Mundt If you don't know what to do here, say N. 705ea0e1a9aSPaul Mundt 706ea0e1a9aSPaul Mundtconfig NR_CPUS 707ea0e1a9aSPaul Mundt int "Maximum number of CPUs (2-32)" 708ea0e1a9aSPaul Mundt range 2 32 709ea0e1a9aSPaul Mundt depends on SMP 7102eb2a436SPaul Mundt default "4" if CPU_SUBTYPE_SHX3 711ea0e1a9aSPaul Mundt default "2" 712ea0e1a9aSPaul Mundt help 713ea0e1a9aSPaul Mundt This allows you to specify the maximum number of CPUs which this 714ea0e1a9aSPaul Mundt kernel will support. The maximum supported value is 32 and the 715ea0e1a9aSPaul Mundt minimum value which makes sense is 2. 716ea0e1a9aSPaul Mundt 717ea0e1a9aSPaul Mundt This is purely to save memory - each supported CPU adds 718ea0e1a9aSPaul Mundt approximately eight kilobytes to the kernel image. 719ea0e1a9aSPaul Mundt 720763142d1SPaul Mundtconfig HOTPLUG_CPU 721763142d1SPaul Mundt bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" 722763142d1SPaul Mundt depends on SMP && HOTPLUG && EXPERIMENTAL 723763142d1SPaul Mundt help 724763142d1SPaul Mundt Say Y here to experiment with turning CPUs off and on. CPUs 725763142d1SPaul Mundt can be controlled through /sys/devices/system/cpu. 726763142d1SPaul Mundt 727ea0e1a9aSPaul Mundtsource "kernel/Kconfig.preempt" 728ea0e1a9aSPaul Mundt 729ea0e1a9aSPaul Mundtconfig GUSA 730ea0e1a9aSPaul Mundt def_bool y 7311efe4ce3SStuart Menefy depends on !SMP && SUPERH32 732ea0e1a9aSPaul Mundt help 733ea0e1a9aSPaul Mundt This enables support for gUSA (general UserSpace Atomicity). 734ea0e1a9aSPaul Mundt This is the default implementation for both UP and non-ll/sc 735ea0e1a9aSPaul Mundt CPUs, and is used by the libc, amongst others. 736ea0e1a9aSPaul Mundt 737ea0e1a9aSPaul Mundt For additional information, design information can be found 738ea0e1a9aSPaul Mundt in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. 739ea0e1a9aSPaul Mundt 740ea0e1a9aSPaul Mundt This should only be disabled for special cases where alternate 741ea0e1a9aSPaul Mundt atomicity implementations exist. 742ea0e1a9aSPaul Mundt 7431efe4ce3SStuart Menefyconfig GUSA_RB 7441efe4ce3SStuart Menefy bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" 7451efe4ce3SStuart Menefy depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) 7461efe4ce3SStuart Menefy help 7471efe4ce3SStuart Menefy Enabling this option will allow the kernel to implement some 748692105b8SMatt LaPlante atomic operations using a software implementation of load-locked/ 7491efe4ce3SStuart Menefy store-conditional (LLSC). On machines which do not have hardware 7501efe4ce3SStuart Menefy LLSC, this should be more efficient than the other alternative of 751692105b8SMatt LaPlante disabling interrupts around the atomic sequence. 7521efe4ce3SStuart Menefy 75386c8c047SMatt Flemingconfig HW_PERF_EVENTS 75486c8c047SMatt Fleming bool "Enable hardware performance counter support for perf events" 75586c8c047SMatt Fleming depends on PERF_EVENTS && CPU_HAS_PMU 75686c8c047SMatt Fleming default y 75786c8c047SMatt Fleming help 75886c8c047SMatt Fleming Enable hardware performance counter support for perf events. If 75986c8c047SMatt Fleming disabled, perf events will use software events only. 76086c8c047SMatt Fleming 76143b8774dSPaul Mundtsource "drivers/sh/Kconfig" 76243b8774dSPaul Mundt 763ea0e1a9aSPaul Mundtendmenu 764ea0e1a9aSPaul Mundt 765ea0e1a9aSPaul Mundtmenu "Boot options" 766ea0e1a9aSPaul Mundt 767ea0e1a9aSPaul Mundtconfig ZERO_PAGE_OFFSET 768b412a49aSPaul Mundt hex 769b412a49aSPaul Mundt default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ 770b412a49aSPaul Mundt SH_7751_SOLUTION_ENGINE 771b412a49aSPaul Mundt default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 772ea0e1a9aSPaul Mundt default "0x00002000" if PAGE_SIZE_8KB 773ea0e1a9aSPaul Mundt default "0x00001000" 774ea0e1a9aSPaul Mundt help 775ea0e1a9aSPaul Mundt This sets the default offset of zero page. 776ea0e1a9aSPaul Mundt 777ea0e1a9aSPaul Mundtconfig BOOT_LINK_OFFSET 778b412a49aSPaul Mundt hex 779b412a49aSPaul Mundt default "0x00210000" if SH_SHMIN 780a2e76c80SPaul Mundt default "0x00400000" if SH_CAYMAN 781b412a49aSPaul Mundt default "0x00810000" if SH_7780_SOLUTION_ENGINE 782b412a49aSPaul Mundt default "0x009e0000" if SH_TITAN 783b412a49aSPaul Mundt default "0x01800000" if SH_SDK7780 784b412a49aSPaul Mundt default "0x02000000" if SH_EDOSK7760 785ea0e1a9aSPaul Mundt default "0x00800000" 786ea0e1a9aSPaul Mundt help 787ea0e1a9aSPaul Mundt This option allows you to set the link address offset of the zImage. 788ea0e1a9aSPaul Mundt This can be useful if you are on a board which has a small amount of 789ea0e1a9aSPaul Mundt memory. 790ea0e1a9aSPaul Mundt 791b412a49aSPaul Mundtconfig ENTRY_OFFSET 792b412a49aSPaul Mundt hex 793b412a49aSPaul Mundt default "0x00001000" if PAGE_SIZE_4KB 794b412a49aSPaul Mundt default "0x00002000" if PAGE_SIZE_8KB 795b412a49aSPaul Mundt default "0x00004000" if PAGE_SIZE_16KB 796b412a49aSPaul Mundt default "0x00010000" if PAGE_SIZE_64KB 797b412a49aSPaul Mundt default "0x00000000" 798b412a49aSPaul Mundt 7994705b2e8SMagnus Dammconfig ROMIMAGE_MMCIF 8004705b2e8SMagnus Damm bool "Include MMCIF loader in romImage (EXPERIMENTAL)" 8014705b2e8SMagnus Damm depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 8024705b2e8SMagnus Damm help 8034705b2e8SMagnus Damm Say Y here to include experimental MMCIF loading code in 8044705b2e8SMagnus Damm romImage. With this enabled it is possible to write the romImage 8054705b2e8SMagnus Damm kernel image to an MMC card and boot the kernel straight from 8064705b2e8SMagnus Damm the reset vector. At reset the processor Mask ROM will load the 8074705b2e8SMagnus Damm first part of the romImage which in turn loads the rest the kernel 8084705b2e8SMagnus Damm image to RAM using the MMCIF hardware block. 8094705b2e8SMagnus Damm 810d724a9c9SPawel Mollchoice 811d724a9c9SPawel Moll prompt "Kernel command line" 812d724a9c9SPawel Moll optional 813d724a9c9SPawel Moll default CMDLINE_OVERWRITE 814d724a9c9SPawel Moll help 815d724a9c9SPawel Moll Setting this option allows the kernel command line arguments 816d724a9c9SPawel Moll to be set. 817d724a9c9SPawel Moll 818d724a9c9SPawel Mollconfig CMDLINE_OVERWRITE 819d724a9c9SPawel Moll bool "Overwrite bootloader kernel arguments" 820d724a9c9SPawel Moll help 821d724a9c9SPawel Moll Given string will overwrite any arguments passed in by 822d724a9c9SPawel Moll a bootloader. 823d724a9c9SPawel Moll 824d724a9c9SPawel Mollconfig CMDLINE_EXTEND 825d724a9c9SPawel Moll bool "Extend bootloader kernel arguments" 826d724a9c9SPawel Moll help 827d724a9c9SPawel Moll Given string will be concatenated with arguments passed in 828d724a9c9SPawel Moll by a bootloader. 829d724a9c9SPawel Moll 830d724a9c9SPawel Mollendchoice 831ea0e1a9aSPaul Mundt 832ea0e1a9aSPaul Mundtconfig CMDLINE 833d724a9c9SPawel Moll string "Kernel command line arguments string" 834d724a9c9SPawel Moll depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND 835ea0e1a9aSPaul Mundt default "console=ttySC1,115200" 836ea0e1a9aSPaul Mundt 837ea0e1a9aSPaul Mundtendmenu 838ea0e1a9aSPaul Mundt 839ea0e1a9aSPaul Mundtmenu "Bus options" 840ea0e1a9aSPaul Mundt 841ea0e1a9aSPaul Mundtconfig SUPERHYWAY 842ea0e1a9aSPaul Mundt tristate "SuperHyway Bus support" 843ea0e1a9aSPaul Mundt depends on CPU_SUBTYPE_SH4_202 844ea0e1a9aSPaul Mundt 845ea0e1a9aSPaul Mundtconfig MAPLE 846ea0e1a9aSPaul Mundt bool "Maple Bus support" 847ea0e1a9aSPaul Mundt depends on SH_DREAMCAST 848ea0e1a9aSPaul Mundt help 849ea0e1a9aSPaul Mundt The Maple Bus is SEGA's serial communication bus for peripherals 850ea0e1a9aSPaul Mundt on the Dreamcast. Without this bus support you won't be able to 851ea0e1a9aSPaul Mundt get your Dreamcast keyboard etc to work, so most users 852ea0e1a9aSPaul Mundt probably want to say 'Y' here, unless you are only using the 853ea0e1a9aSPaul Mundt Dreamcast with a serial line terminal or a remote network 854ea0e1a9aSPaul Mundt connection. 855ea0e1a9aSPaul Mundt 8567693465dSPaul Mundtconfig PCI 8577693465dSPaul Mundt bool "PCI support" 8587693465dSPaul Mundt depends on SYS_SUPPORTS_PCI 859320e68daSPaul Mundt select PCI_DOMAINS 86043db595eSMichael S. Tsirkin select GENERIC_PCI_IOMAP 8617693465dSPaul Mundt help 8627693465dSPaul Mundt Find out whether you have a PCI motherboard. PCI is the name of a 8637693465dSPaul Mundt bus system, i.e. the way the CPU talks to the other stuff inside 8647693465dSPaul Mundt your box. If you have PCI, say Y, otherwise N. 865ea0e1a9aSPaul Mundt 866320e68daSPaul Mundtconfig PCI_DOMAINS 867320e68daSPaul Mundt bool 868320e68daSPaul Mundt 869e16038abSPaul Mundtsource "drivers/pci/pcie/Kconfig" 870e16038abSPaul Mundt 871ea0e1a9aSPaul Mundtsource "drivers/pci/Kconfig" 872ea0e1a9aSPaul Mundt 873ea0e1a9aSPaul Mundtsource "drivers/pcmcia/Kconfig" 874ea0e1a9aSPaul Mundt 875ea0e1a9aSPaul Mundtsource "drivers/pci/hotplug/Kconfig" 876ea0e1a9aSPaul Mundt 877ea0e1a9aSPaul Mundtendmenu 878ea0e1a9aSPaul Mundt 879ea0e1a9aSPaul Mundtmenu "Executable file formats" 880ea0e1a9aSPaul Mundt 881ea0e1a9aSPaul Mundtsource "fs/Kconfig.binfmt" 882ea0e1a9aSPaul Mundt 883ea0e1a9aSPaul Mundtendmenu 884ea0e1a9aSPaul Mundt 885ea0e1a9aSPaul Mundtmenu "Power management options (EXPERIMENTAL)" 886af998a9aSMagnus Dammdepends on EXPERIMENTAL 887f4cb5700SJohannes Berg 888c6f17cb2SMagnus Dammsource "kernel/power/Kconfig" 889c6f17cb2SMagnus Damm 890c6f17cb2SMagnus Dammsource "drivers/cpuidle/Kconfig" 891ea0e1a9aSPaul Mundt 892ea0e1a9aSPaul Mundtendmenu 893ea0e1a9aSPaul Mundt 894ea0e1a9aSPaul Mundtsource "net/Kconfig" 895ea0e1a9aSPaul Mundt 896ea0e1a9aSPaul Mundtsource "drivers/Kconfig" 897ea0e1a9aSPaul Mundt 898ea0e1a9aSPaul Mundtsource "fs/Kconfig" 899ea0e1a9aSPaul Mundt 900ea0e1a9aSPaul Mundtsource "arch/sh/Kconfig.debug" 901ea0e1a9aSPaul Mundt 902ea0e1a9aSPaul Mundtsource "security/Kconfig" 903ea0e1a9aSPaul Mundt 904ea0e1a9aSPaul Mundtsource "crypto/Kconfig" 905ea0e1a9aSPaul Mundt 906ea0e1a9aSPaul Mundtsource "lib/Kconfig" 907