1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0 2 config MIPS !! 2 config M68K 3 bool 3 bool 4 default y 4 default y 5 select ARCH_32BIT_OFF_T if !64BIT !! 5 select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 6 select ARCH_BINFMT_ELF_STATE if MIPS_F !! 6 select ARCH_NO_COHERENT_DMA_MMAP if !MMU 7 select ARCH_HAS_CPU_CACHE_ALIASING !! 7 select HAVE_IDE 8 select ARCH_HAS_CPU_FINALIZE_INIT !! 8 select HAVE_AOUT if MMU 9 select ARCH_HAS_CURRENT_STACK_POINTER !! 9 select HAVE_DEBUG_BUGVERBOSE 10 select ARCH_HAS_DEBUG_VIRTUAL if !64BI << 11 select ARCH_HAS_DMA_OPS if MACH_JAZZ << 12 select ARCH_HAS_FORTIFY_SOURCE << 13 select ARCH_HAS_KCOV << 14 select ARCH_HAS_NON_OVERLAPPING_ADDRES << 15 select ARCH_HAS_PTE_SPECIAL if !(32BIT << 16 select ARCH_HAS_STRNCPY_FROM_USER << 17 select ARCH_HAS_STRNLEN_USER << 18 select ARCH_HAS_TICK_BROADCAST if GENE << 19 select ARCH_HAS_UBSAN << 20 select ARCH_HAS_GCOV_PROFILE_ALL << 21 select ARCH_KEEP_MEMBLOCK << 22 select ARCH_USE_BUILTIN_BSWAP << 23 select ARCH_USE_CMPXCHG_LOCKREF if 64B << 24 select ARCH_USE_MEMTEST << 25 select ARCH_USE_QUEUED_RWLOCKS << 26 select ARCH_USE_QUEUED_SPINLOCKS << 27 select ARCH_SUPPORTS_HUGETLBFS if CPU_ << 28 select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_ << 29 select ARCH_WANT_IPC_PARSE_VERSION << 30 select ARCH_WANT_LD_ORPHAN_WARN << 31 select BUILDTIME_TABLE_SORT << 32 select CLONE_BACKWARDS << 33 select CPU_NO_EFFICIENT_FFS if (TARGET << 34 select CPU_PM if CPU_IDLE || SUSPEND << 35 select GENERIC_ATOMIC64 if !64BIT << 36 select GENERIC_CMOS_UPDATE << 37 select GENERIC_CPU_AUTOPROBE << 38 select GENERIC_GETTIMEOFDAY << 39 select GENERIC_IOMAP << 40 select GENERIC_IRQ_PROBE << 41 select GENERIC_IRQ_SHOW 10 select GENERIC_IRQ_SHOW 42 select GENERIC_ISA_DMA if EISA !! 11 select GENERIC_ATOMIC64 43 select GENERIC_LIB_ASHLDI3 !! 12 select HAVE_UID16 44 select GENERIC_LIB_ASHRDI3 !! 13 select VIRT_TO_BUS 45 select GENERIC_LIB_CMPDI2 !! 14 select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS 46 select GENERIC_LIB_LSHRDI3 !! 15 select GENERIC_CPU_DEVICES 47 select GENERIC_LIB_UCMPDI2 !! 16 select GENERIC_IOMAP 48 select GENERIC_SCHED_CLOCK if !CAVIUM_ !! 17 select GENERIC_STRNCPY_FROM_USER if MMU 49 select GENERIC_SMP_IDLE_THREAD !! 18 select GENERIC_STRNLEN_USER if MMU 50 select GENERIC_IDLE_POLL_SETUP !! 19 select ARCH_WANT_IPC_PARSE_VERSION 51 select GENERIC_TIME_VSYSCALL !! 20 select ARCH_USES_GETTIMEOFFSET if MMU && !COLDFIRE 52 select GUP_GET_PXX_LOW_HIGH if CPU_MIP !! 21 select HAVE_FUTEX_CMPXCHG if MMU && FUTEX 53 select HAS_IOPORT if !NO_IOPORT_MAP || << 54 select HAVE_ARCH_COMPILER_H << 55 select HAVE_ARCH_JUMP_LABEL << 56 select HAVE_ARCH_KGDB if MIPS_FP_SUPPO << 57 select HAVE_ARCH_MMAP_RND_BITS if MMU << 58 select HAVE_ARCH_MMAP_RND_COMPAT_BITS << 59 select HAVE_ARCH_SECCOMP_FILTER << 60 select HAVE_ARCH_TRACEHOOK << 61 select HAVE_ARCH_TRANSPARENT_HUGEPAGE << 62 select HAVE_ASM_MODVERSIONS << 63 select HAVE_CONTEXT_TRACKING_USER << 64 select HAVE_TIF_NOHZ << 65 select HAVE_C_RECORDMCOUNT << 66 select HAVE_DEBUG_KMEMLEAK << 67 select HAVE_DEBUG_STACKOVERFLOW << 68 select HAVE_DMA_CONTIGUOUS << 69 select HAVE_DYNAMIC_FTRACE << 70 select HAVE_EBPF_JIT if !CPU_MICROMIPS << 71 select HAVE_EXIT_THREAD << 72 select HAVE_GUP_FAST << 73 select HAVE_FTRACE_MCOUNT_RECORD << 74 select HAVE_FUNCTION_GRAPH_TRACER << 75 select HAVE_FUNCTION_TRACER << 76 select HAVE_GCC_PLUGINS << 77 select HAVE_GENERIC_VDSO << 78 select HAVE_IOREMAP_PROT << 79 select HAVE_IRQ_EXIT_ON_IRQ_STACK << 80 select HAVE_IRQ_TIME_ACCOUNTING << 81 select HAVE_KPROBES << 82 select HAVE_KRETPROBES << 83 select HAVE_LD_DEAD_CODE_DATA_ELIMINAT << 84 select HAVE_MOD_ARCH_SPECIFIC 22 select HAVE_MOD_ARCH_SPECIFIC 85 select HAVE_NMI !! 23 select MODULES_USE_ELF_REL 86 select HAVE_PAGE_SIZE_4KB if !CPU_LOON !! 24 select MODULES_USE_ELF_RELA 87 select HAVE_PAGE_SIZE_16KB if !CPU_R30 !! 25 select OLD_SIGSUSPEND3 88 select HAVE_PAGE_SIZE_64KB if !CPU_R30 !! 26 select OLD_SIGACTION 89 select HAVE_PERF_EVENTS << 90 select HAVE_PERF_REGS << 91 select HAVE_PERF_USER_STACK_DUMP << 92 select HAVE_REGS_AND_STACK_ACCESS_API << 93 select HAVE_RSEQ << 94 select HAVE_SPARSE_SYSCALL_NR << 95 select HAVE_STACKPROTECTOR << 96 select HAVE_SYSCALL_TRACEPOINTS << 97 select HAVE_VIRT_CPU_ACCOUNTING_GEN if << 98 select IRQ_FORCED_THREADING << 99 select ISA if EISA << 100 select LOCK_MM_AND_FIND_VMA << 101 select MODULES_USE_ELF_REL if MODULES << 102 select MODULES_USE_ELF_RELA if MODULES << 103 select PERF_USE_VMALLOC << 104 select PCI_MSI_ARCH_FALLBACKS if PCI_M << 105 select RTC_LIB << 106 select SYSCTL_EXCEPTION_TRACE << 107 select TRACE_IRQFLAGS_SUPPORT << 108 select ARCH_HAS_ELFCORE_COMPAT << 109 select HAVE_ARCH_KCSAN if 64BIT << 110 27 111 config MIPS_FIXUP_BIGPHYS_ADDR !! 28 config CPU_BIG_ENDIAN 112 bool !! 29 def_bool y 113 30 114 config MIPS_GENERIC !! 31 config RWSEM_GENERIC_SPINLOCK 115 bool 32 bool >> 33 default y 116 34 117 config MACH_GENERIC_CORE !! 35 config RWSEM_XCHGADD_ALGORITHM 118 bool 36 bool 119 37 120 config MACH_INGENIC !! 38 config ARCH_HAS_ILOG2_U32 121 bool 39 bool 122 select SYS_SUPPORTS_32BIT_KERNEL << 123 select SYS_SUPPORTS_LITTLE_ENDIAN << 124 select SYS_SUPPORTS_ZBOOT << 125 select DMA_NONCOHERENT << 126 select IRQ_MIPS_CPU << 127 select PINCTRL << 128 select GPIOLIB << 129 select COMMON_CLK << 130 select GENERIC_IRQ_CHIP << 131 select BUILTIN_DTB if MIPS_NO_APPENDED << 132 select USE_OF << 133 select CPU_SUPPORTS_CPUFREQ << 134 select MIPS_EXTERNAL_TIMER << 135 << 136 menu "Machine selection" << 137 << 138 choice << 139 prompt "System type" << 140 default MIPS_GENERIC_KERNEL << 141 << 142 config MIPS_GENERIC_KERNEL << 143 bool "Generic board-agnostic MIPS kern << 144 select MIPS_GENERIC << 145 select BOOT_RAW << 146 select BUILTIN_DTB << 147 select CEVT_R4K << 148 select CLKSRC_MIPS_GIC << 149 select COMMON_CLK << 150 select CPU_MIPSR2_IRQ_EI << 151 select CPU_MIPSR2_IRQ_VI << 152 select CSRC_R4K << 153 select DMA_NONCOHERENT << 154 select HAVE_PCI << 155 select IRQ_MIPS_CPU << 156 select MACH_GENERIC_CORE << 157 select MIPS_AUTO_PFN_OFFSET << 158 select MIPS_CPU_SCACHE << 159 select MIPS_GIC << 160 select MIPS_L1_CACHE_SHIFT_7 << 161 select NO_EXCEPT_FILL << 162 select PCI_DRIVERS_GENERIC << 163 select SMP_UP if SMP << 164 select SWAP_IO_SPACE << 165 select SYS_HAS_CPU_MIPS32_R1 << 166 select SYS_HAS_CPU_MIPS32_R2 << 167 select SYS_HAS_CPU_MIPS32_R5 << 168 select SYS_HAS_CPU_MIPS32_R6 << 169 select SYS_HAS_CPU_MIPS64_R1 << 170 select SYS_HAS_CPU_MIPS64_R2 << 171 select SYS_HAS_CPU_MIPS64_R5 << 172 select SYS_HAS_CPU_MIPS64_R6 << 173 select SYS_SUPPORTS_32BIT_KERNEL << 174 select SYS_SUPPORTS_64BIT_KERNEL << 175 select SYS_SUPPORTS_BIG_ENDIAN << 176 select SYS_SUPPORTS_HIGHMEM << 177 select SYS_SUPPORTS_LITTLE_ENDIAN << 178 select SYS_SUPPORTS_MICROMIPS << 179 select SYS_SUPPORTS_MIPS16 << 180 select SYS_SUPPORTS_MIPS_CPS << 181 select SYS_SUPPORTS_MULTITHREADING << 182 select SYS_SUPPORTS_RELOCATABLE << 183 select SYS_SUPPORTS_SMARTMIPS << 184 select SYS_SUPPORTS_ZBOOT << 185 select UHI_BOOT << 186 select USB_EHCI_BIG_ENDIAN_DESC if CPU << 187 select USB_EHCI_BIG_ENDIAN_MMIO if CPU << 188 select USB_OHCI_BIG_ENDIAN_DESC if CPU << 189 select USB_OHCI_BIG_ENDIAN_MMIO if CPU << 190 select USB_UHCI_BIG_ENDIAN_DESC if CPU << 191 select USB_UHCI_BIG_ENDIAN_MMIO if CPU << 192 select USE_OF << 193 help << 194 Select this to build a kernel which << 195 generally using a flattened device t << 196 using the boot protocol defined in t << 197 Interface) specification. << 198 << 199 config MIPS_ALCHEMY << 200 bool "Alchemy processor based machines << 201 select PHYS_ADDR_T_64BIT << 202 select CEVT_R4K << 203 select CSRC_R4K << 204 select IRQ_MIPS_CPU << 205 select DMA_NONCOHERENT # Au10 << 206 select MIPS_FIXUP_BIGPHYS_ADDR if PCI << 207 select SYS_HAS_CPU_MIPS32_R1 << 208 select SYS_SUPPORTS_32BIT_KERNEL << 209 select SYS_SUPPORTS_APM_EMULATION << 210 select GPIOLIB << 211 select SYS_SUPPORTS_ZBOOT << 212 select COMMON_CLK << 213 << 214 config ATH25 << 215 bool "Atheros AR231x/AR531x SoC suppor << 216 select CEVT_R4K << 217 select CSRC_R4K << 218 select DMA_NONCOHERENT << 219 select IRQ_MIPS_CPU << 220 select IRQ_DOMAIN << 221 select SYS_HAS_CPU_MIPS32_R1 << 222 select SYS_SUPPORTS_BIG_ENDIAN << 223 select SYS_SUPPORTS_32BIT_KERNEL << 224 select SYS_HAS_EARLY_PRINTK << 225 help << 226 Support for Atheros AR231x and Ather << 227 << 228 config ATH79 << 229 bool "Atheros AR71XX/AR724X/AR913X bas << 230 select ARCH_HAS_RESET_CONTROLLER << 231 select BOOT_RAW << 232 select CEVT_R4K << 233 select CSRC_R4K << 234 select DMA_NONCOHERENT << 235 select GPIOLIB << 236 select PINCTRL << 237 select COMMON_CLK << 238 select IRQ_MIPS_CPU << 239 select SYS_HAS_CPU_MIPS32_R2 << 240 select SYS_HAS_EARLY_PRINTK << 241 select SYS_SUPPORTS_32BIT_KERNEL << 242 select SYS_SUPPORTS_BIG_ENDIAN << 243 select SYS_SUPPORTS_MIPS16 << 244 select SYS_SUPPORTS_ZBOOT_UART_PROM << 245 select USE_OF << 246 select USB_EHCI_ROOT_HUB_TT if USB_EHC << 247 help << 248 Support for the Atheros AR71XX/AR724 << 249 << 250 config BMIPS_GENERIC << 251 bool "Broadcom Generic BMIPS kernel" << 252 select ARCH_HAS_RESET_CONTROLLER << 253 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL << 254 select BOOT_RAW << 255 select NO_EXCEPT_FILL << 256 select USE_OF << 257 select CEVT_R4K << 258 select CSRC_R4K << 259 select SYNC_R4K << 260 select COMMON_CLK << 261 select BCM6345_L1_IRQ << 262 select BCM7038_L1_IRQ << 263 select BCM7120_L2_IRQ << 264 select BRCMSTB_L2_IRQ << 265 select IRQ_MIPS_CPU << 266 select DMA_NONCOHERENT << 267 select SYS_SUPPORTS_32BIT_KERNEL << 268 select SYS_SUPPORTS_LITTLE_ENDIAN << 269 select SYS_SUPPORTS_BIG_ENDIAN << 270 select SYS_SUPPORTS_HIGHMEM << 271 select SYS_HAS_CPU_BMIPS32_3300 << 272 select SYS_HAS_CPU_BMIPS4350 << 273 select SYS_HAS_CPU_BMIPS4380 << 274 select SYS_HAS_CPU_BMIPS5000 << 275 select SWAP_IO_SPACE << 276 select USB_EHCI_BIG_ENDIAN_DESC if CPU << 277 select USB_EHCI_BIG_ENDIAN_MMIO if CPU << 278 select USB_OHCI_BIG_ENDIAN_DESC if CPU << 279 select USB_OHCI_BIG_ENDIAN_MMIO if CPU << 280 select HARDIRQS_SW_RESEND << 281 select HAVE_PCI << 282 select PCI_DRIVERS_GENERIC << 283 select FW_CFE << 284 help << 285 Build a generic DT-based kernel imag << 286 BCM33xx cable modem chips, BCM63xx D << 287 box chips. Note that CONFIG_CPU_BIG << 288 must be set appropriately for your b << 289 << 290 config BCM47XX << 291 bool "Broadcom BCM47XX based boards" << 292 select BOOT_RAW << 293 select CEVT_R4K << 294 select CSRC_R4K << 295 select DMA_NONCOHERENT << 296 select HAVE_PCI << 297 select IRQ_MIPS_CPU << 298 select SYS_HAS_CPU_MIPS32_R1 << 299 select NO_EXCEPT_FILL << 300 select SYS_SUPPORTS_32BIT_KERNEL << 301 select SYS_SUPPORTS_LITTLE_ENDIAN << 302 select SYS_SUPPORTS_MIPS16 << 303 select SYS_SUPPORTS_ZBOOT << 304 select SYS_HAS_EARLY_PRINTK << 305 select USE_GENERIC_EARLY_PRINTK_8250 << 306 select GPIOLIB << 307 select LEDS_GPIO_REGISTER << 308 select BCM47XX_NVRAM << 309 select BCM47XX_SPROM << 310 select BCM47XX_SSB if !BCM47XX_BCMA << 311 help << 312 Support for BCM47XX based boards << 313 << 314 config BCM63XX << 315 bool "Broadcom BCM63XX based boards" << 316 select BOOT_RAW << 317 select CEVT_R4K << 318 select CSRC_R4K << 319 select SYNC_R4K << 320 select DMA_NONCOHERENT << 321 select IRQ_MIPS_CPU << 322 select SYS_SUPPORTS_32BIT_KERNEL << 323 select SYS_SUPPORTS_BIG_ENDIAN << 324 select SYS_HAS_EARLY_PRINTK << 325 select SYS_HAS_CPU_BMIPS32_3300 << 326 select SYS_HAS_CPU_BMIPS4350 << 327 select SYS_HAS_CPU_BMIPS4380 << 328 select SWAP_IO_SPACE << 329 select GPIOLIB << 330 select MIPS_L1_CACHE_SHIFT_4 << 331 select HAVE_LEGACY_CLK << 332 help << 333 Support for BCM63XX based boards << 334 << 335 config MIPS_COBALT << 336 bool "Cobalt Server" << 337 select CEVT_R4K << 338 select CSRC_R4K << 339 select CEVT_GT641XX << 340 select DMA_NONCOHERENT << 341 select FORCE_PCI << 342 select I8253 << 343 select I8259 << 344 select IRQ_MIPS_CPU << 345 select IRQ_GT641XX << 346 select PCI_GT64XXX_PCI0 << 347 select SYS_HAS_CPU_NEVADA << 348 select SYS_HAS_EARLY_PRINTK << 349 select SYS_SUPPORTS_32BIT_KERNEL << 350 select SYS_SUPPORTS_64BIT_KERNEL << 351 select SYS_SUPPORTS_LITTLE_ENDIAN << 352 select USE_GENERIC_EARLY_PRINTK_8250 << 353 << 354 config MACH_DECSTATION << 355 bool "DECstations" << 356 select BOOT_ELF32 << 357 select CEVT_DS1287 << 358 select CEVT_R4K if CPU_R4X00 << 359 select CSRC_IOASIC << 360 select CSRC_R4K if CPU_R4X00 << 361 select CPU_DADDI_WORKAROUNDS if 64BIT << 362 select CPU_R4000_WORKAROUNDS if 64BIT << 363 select CPU_R4400_WORKAROUNDS if 64BIT << 364 select DMA_NONCOHERENT << 365 select NO_IOPORT_MAP << 366 select IRQ_MIPS_CPU << 367 select SYS_HAS_CPU_R3000 << 368 select SYS_HAS_CPU_R4X00 << 369 select SYS_SUPPORTS_32BIT_KERNEL << 370 select SYS_SUPPORTS_64BIT_KERNEL << 371 select SYS_SUPPORTS_LITTLE_ENDIAN << 372 select SYS_SUPPORTS_128HZ << 373 select SYS_SUPPORTS_256HZ << 374 select SYS_SUPPORTS_1024HZ << 375 select MIPS_L1_CACHE_SHIFT_4 << 376 help << 377 This enables support for DEC's MIPS << 378 see the Linux/MIPS FAQ on <http://ww << 379 DECstation porting pages on <http:// << 380 << 381 If you have one of the following DEC << 382 want to choose R4xx0 for the CPU Typ << 383 << 384 DECstation 5000/50 << 385 DECstation 5000/150 << 386 DECstation 5000/260 << 387 DECsystem 5900/260 << 388 << 389 otherwise choose R3000. << 390 << 391 config MACH_JAZZ << 392 bool "Jazz family of machines" << 393 select ARC_MEMORY << 394 select ARC_PROMLIB << 395 select ARCH_MIGHT_HAVE_PC_PARPORT << 396 select ARCH_MIGHT_HAVE_PC_SERIO << 397 select FW_ARC << 398 select FW_ARC32 << 399 select ARCH_MAY_HAVE_PC_FDC << 400 select CEVT_R4K << 401 select CSRC_R4K << 402 select DEFAULT_SGI_PARTITION if CPU_BI << 403 select GENERIC_ISA_DMA << 404 select HAVE_PCSPKR_PLATFORM << 405 select IRQ_MIPS_CPU << 406 select I8253 << 407 select I8259 << 408 select ISA << 409 select SYS_HAS_CPU_R4X00 << 410 select SYS_SUPPORTS_32BIT_KERNEL << 411 select SYS_SUPPORTS_64BIT_KERNEL << 412 select SYS_SUPPORTS_100HZ << 413 select SYS_SUPPORTS_LITTLE_ENDIAN << 414 help << 415 This a family of machines based on t << 416 used by several vendors to build RIS << 417 Members include the Acer PICA, MIPS << 418 Olivetti M700-10 workstations. << 419 << 420 config MACH_INGENIC_SOC << 421 bool "Ingenic SoC based machines" << 422 select MIPS_GENERIC << 423 select MACH_INGENIC << 424 select MACH_GENERIC_CORE << 425 select SYS_SUPPORTS_ZBOOT_UART16550 << 426 select CPU_SUPPORTS_CPUFREQ << 427 select MIPS_EXTERNAL_TIMER << 428 << 429 config LANTIQ << 430 bool "Lantiq based platforms" << 431 select DMA_NONCOHERENT << 432 select IRQ_MIPS_CPU << 433 select CEVT_R4K << 434 select CSRC_R4K << 435 select NO_EXCEPT_FILL << 436 select SYS_HAS_CPU_MIPS32_R1 << 437 select SYS_HAS_CPU_MIPS32_R2 << 438 select SYS_SUPPORTS_BIG_ENDIAN << 439 select SYS_SUPPORTS_32BIT_KERNEL << 440 select SYS_SUPPORTS_MIPS16 << 441 select SYS_SUPPORTS_MULTITHREADING << 442 select SYS_SUPPORTS_VPE_LOADER << 443 select SYS_HAS_EARLY_PRINTK << 444 select GPIOLIB << 445 select SWAP_IO_SPACE << 446 select BOOT_RAW << 447 select HAVE_LEGACY_CLK << 448 select USE_OF << 449 select PINCTRL << 450 select PINCTRL_LANTIQ << 451 select ARCH_HAS_RESET_CONTROLLER << 452 select RESET_CONTROLLER << 453 << 454 config MACH_LOONGSON32 << 455 bool "Loongson 32-bit family of machin << 456 select SYS_SUPPORTS_ZBOOT << 457 help << 458 This enables support for the Loongso << 459 << 460 Loongson-1 is a family of 32-bit MIP << 461 the Institute of Computing Technolog << 462 Sciences (CAS). << 463 << 464 config MACH_LOONGSON2EF << 465 bool "Loongson-2E/F family of machines << 466 select SYS_SUPPORTS_ZBOOT << 467 help << 468 This enables the support of early Lo << 469 << 470 config MACH_LOONGSON64 << 471 bool "Loongson 64-bit family of machin << 472 select ARCH_DMA_DEFAULT_COHERENT << 473 select ARCH_SPARSEMEM_ENABLE << 474 select ARCH_MIGHT_HAVE_PC_PARPORT << 475 select ARCH_MIGHT_HAVE_PC_SERIO << 476 select GENERIC_ISA_DMA_SUPPORT_BROKEN << 477 select BOOT_ELF32 << 478 select BOARD_SCACHE << 479 select CSRC_R4K << 480 select CEVT_R4K << 481 select SYNC_R4K << 482 select FORCE_PCI << 483 select ISA << 484 select I8259 << 485 select IRQ_MIPS_CPU << 486 select NO_EXCEPT_FILL << 487 select NR_CPUS_DEFAULT_64 << 488 select USE_GENERIC_EARLY_PRINTK_8250 << 489 select PCI_DRIVERS_GENERIC << 490 select SYS_HAS_CPU_LOONGSON64 << 491 select SYS_HAS_EARLY_PRINTK << 492 select SYS_SUPPORTS_SMP << 493 select SYS_SUPPORTS_HOTPLUG_CPU << 494 select SYS_SUPPORTS_NUMA << 495 select SYS_SUPPORTS_64BIT_KERNEL << 496 select SYS_SUPPORTS_HIGHMEM << 497 select SYS_SUPPORTS_LITTLE_ENDIAN << 498 select SYS_SUPPORTS_ZBOOT << 499 select SYS_SUPPORTS_RELOCATABLE << 500 select ZONE_DMA32 << 501 select COMMON_CLK << 502 select USE_OF << 503 select BUILTIN_DTB << 504 select PCI_HOST_GENERIC << 505 help << 506 This enables the support of Loongson << 507 << 508 Loongson-2 and Loongson-3 are 64-bit << 509 GS264/GS464/GS464E/GS464V microarchi << 510 and Loongson-2F which will be remove << 511 of Computing Technology (ICT), Chine << 512 << 513 config MIPS_MALTA << 514 bool "MIPS Malta board" << 515 select ARCH_MAY_HAVE_PC_FDC << 516 select ARCH_MIGHT_HAVE_PC_PARPORT << 517 select ARCH_MIGHT_HAVE_PC_SERIO << 518 select BOOT_ELF32 << 519 select BOOT_RAW << 520 select BUILTIN_DTB << 521 select CEVT_R4K << 522 select CLKSRC_MIPS_GIC << 523 select COMMON_CLK << 524 select CSRC_R4K << 525 select DMA_NONCOHERENT << 526 select GENERIC_ISA_DMA << 527 select HAVE_PCSPKR_PLATFORM << 528 select HAVE_PCI << 529 select I8253 << 530 select I8259 << 531 select IRQ_MIPS_CPU << 532 select MIPS_BONITO64 << 533 select MIPS_CPU_SCACHE << 534 select MIPS_GIC << 535 select MIPS_L1_CACHE_SHIFT_6 << 536 select MIPS_MSC << 537 select PCI_GT64XXX_PCI0 << 538 select SMP_UP if SMP << 539 select SWAP_IO_SPACE << 540 select SYS_HAS_CPU_MIPS32_R1 << 541 select SYS_HAS_CPU_MIPS32_R2 << 542 select SYS_HAS_CPU_MIPS32_R3_5 << 543 select SYS_HAS_CPU_MIPS32_R5 << 544 select SYS_HAS_CPU_MIPS32_R6 << 545 select SYS_HAS_CPU_MIPS64_R1 << 546 select SYS_HAS_CPU_MIPS64_R2 << 547 select SYS_HAS_CPU_MIPS64_R6 << 548 select SYS_HAS_CPU_NEVADA << 549 select SYS_HAS_CPU_RM7000 << 550 select SYS_SUPPORTS_32BIT_KERNEL << 551 select SYS_SUPPORTS_64BIT_KERNEL << 552 select SYS_SUPPORTS_BIG_ENDIAN << 553 select SYS_SUPPORTS_HIGHMEM << 554 select SYS_SUPPORTS_LITTLE_ENDIAN << 555 select SYS_SUPPORTS_MICROMIPS << 556 select SYS_SUPPORTS_MIPS16 << 557 select SYS_SUPPORTS_MIPS_CPS << 558 select SYS_SUPPORTS_MULTITHREADING << 559 select SYS_SUPPORTS_RELOCATABLE << 560 select SYS_SUPPORTS_SMARTMIPS << 561 select SYS_SUPPORTS_VPE_LOADER << 562 select SYS_SUPPORTS_ZBOOT << 563 select USE_OF << 564 select WAR_ICACHE_REFILLS << 565 select ZONE_DMA32 if 64BIT << 566 help << 567 This enables support for the MIPS Te << 568 board. << 569 << 570 config MACH_PIC32 << 571 bool "Microchip PIC32 Family" << 572 help << 573 This enables support for the Microch << 574 << 575 Microchip PIC32 is a family of gener << 576 microcontrollers. << 577 << 578 config EYEQ << 579 bool "Mobileye EyeQ SoC" << 580 select MACH_GENERIC_CORE << 581 select ARM_AMBA << 582 select PHYSICAL_START_BOOL << 583 select ARCH_SPARSEMEM_DEFAULT if 64BIT << 584 select BOOT_RAW << 585 select BUILTIN_DTB << 586 select CEVT_R4K << 587 select CLKSRC_MIPS_GIC << 588 select COMMON_CLK << 589 select CPU_MIPSR2_IRQ_EI << 590 select CPU_MIPSR2_IRQ_VI << 591 select CSRC_R4K << 592 select DMA_NONCOHERENT << 593 select HAVE_PCI << 594 select IRQ_MIPS_CPU << 595 select MIPS_AUTO_PFN_OFFSET << 596 select MIPS_CPU_SCACHE << 597 select MIPS_GIC << 598 select MIPS_L1_CACHE_SHIFT_7 << 599 select PCI_DRIVERS_GENERIC << 600 select SMP_UP if SMP << 601 select SWAP_IO_SPACE << 602 select SYS_HAS_CPU_MIPS64_R6 << 603 select SYS_SUPPORTS_64BIT_KERNEL << 604 select SYS_SUPPORTS_HIGHMEM << 605 select SYS_SUPPORTS_LITTLE_ENDIAN << 606 select SYS_SUPPORTS_MIPS_CPS << 607 select SYS_SUPPORTS_RELOCATABLE << 608 select SYS_SUPPORTS_ZBOOT << 609 select UHI_BOOT << 610 select USB_EHCI_BIG_ENDIAN_DESC if CPU << 611 select USB_EHCI_BIG_ENDIAN_MMIO if CPU << 612 select USB_OHCI_BIG_ENDIAN_DESC if CPU << 613 select USB_OHCI_BIG_ENDIAN_MMIO if CPU << 614 select USB_UHCI_BIG_ENDIAN_DESC if CPU << 615 select USB_UHCI_BIG_ENDIAN_MMIO if CPU << 616 select USE_OF << 617 help << 618 Select this to build a kernel suppor << 619 40 >> 41 config ARCH_HAS_ILOG2_U64 620 bool 42 bool 621 43 622 config MACH_NINTENDO64 << 623 bool "Nintendo 64 console" << 624 select CEVT_R4K << 625 select CSRC_R4K << 626 select SYS_HAS_CPU_R4300 << 627 select SYS_SUPPORTS_BIG_ENDIAN << 628 select SYS_SUPPORTS_ZBOOT << 629 select SYS_SUPPORTS_32BIT_KERNEL << 630 select SYS_SUPPORTS_64BIT_KERNEL << 631 select DMA_NONCOHERENT << 632 select IRQ_MIPS_CPU << 633 << 634 config RALINK << 635 bool "Ralink based machines" << 636 select CEVT_R4K << 637 select COMMON_CLK << 638 select CSRC_R4K << 639 select BOOT_RAW << 640 select DMA_NONCOHERENT << 641 select IRQ_MIPS_CPU << 642 select USE_OF << 643 select SYS_HAS_CPU_MIPS32_R2 << 644 select SYS_SUPPORTS_32BIT_KERNEL << 645 select SYS_SUPPORTS_LITTLE_ENDIAN << 646 select SYS_SUPPORTS_MIPS16 << 647 select SYS_SUPPORTS_ZBOOT << 648 select SYS_HAS_EARLY_PRINTK << 649 select ARCH_HAS_RESET_CONTROLLER << 650 select RESET_CONTROLLER << 651 << 652 config MACH_REALTEK_RTL << 653 bool "Realtek RTL838x/RTL839x based ma << 654 select MIPS_GENERIC << 655 select MACH_GENERIC_CORE << 656 select DMA_NONCOHERENT << 657 select IRQ_MIPS_CPU << 658 select CSRC_R4K << 659 select CEVT_R4K << 660 select SYS_HAS_CPU_MIPS32_R1 << 661 select SYS_HAS_CPU_MIPS32_R2 << 662 select SYS_SUPPORTS_BIG_ENDIAN << 663 select SYS_SUPPORTS_32BIT_KERNEL << 664 select SYS_SUPPORTS_MIPS16 << 665 select SYS_SUPPORTS_MULTITHREADING << 666 select SYS_SUPPORTS_VPE_LOADER << 667 select BOOT_RAW << 668 select PINCTRL << 669 select USE_OF << 670 select REALTEK_OTTO_TIMER << 671 << 672 config SGI_IP22 << 673 bool "SGI IP22 (Indy/Indigo2)" << 674 select ARC_MEMORY << 675 select ARC_PROMLIB << 676 select FW_ARC << 677 select FW_ARC32 << 678 select ARCH_MIGHT_HAVE_PC_SERIO << 679 select BOOT_ELF32 << 680 select CEVT_R4K << 681 select CSRC_R4K << 682 select DEFAULT_SGI_PARTITION << 683 select DMA_NONCOHERENT << 684 select HAVE_EISA << 685 select I8253 << 686 select I8259 << 687 select IP22_CPU_SCACHE << 688 select IRQ_MIPS_CPU << 689 select GENERIC_ISA_DMA_SUPPORT_BROKEN << 690 select SGI_HAS_I8042 << 691 select SGI_HAS_INDYDOG << 692 select SGI_HAS_HAL2 << 693 select SGI_HAS_SEEQ << 694 select SGI_HAS_WD93 << 695 select SGI_HAS_ZILOG << 696 select SWAP_IO_SPACE << 697 select SYS_HAS_CPU_R4X00 << 698 select SYS_HAS_CPU_R5000 << 699 select SYS_HAS_EARLY_PRINTK << 700 select SYS_SUPPORTS_32BIT_KERNEL << 701 select SYS_SUPPORTS_64BIT_KERNEL << 702 select SYS_SUPPORTS_BIG_ENDIAN << 703 select WAR_R4600_V1_INDEX_ICACHEOP << 704 select WAR_R4600_V1_HIT_CACHEOP << 705 select WAR_R4600_V2_HIT_CACHEOP << 706 select MIPS_L1_CACHE_SHIFT_7 << 707 help << 708 This are the SGI Indy, Challenge S a << 709 OEM variants like the Tandem CMN B00 << 710 that runs on these, say Y here. << 711 << 712 config SGI_IP27 << 713 bool "SGI IP27 (Origin200/2000)" << 714 select ARCH_HAS_PHYS_TO_DMA << 715 select ARCH_SPARSEMEM_ENABLE << 716 select FW_ARC << 717 select FW_ARC64 << 718 select ARC_CMDLINE_ONLY << 719 select BOOT_ELF64 << 720 select DEFAULT_SGI_PARTITION << 721 select FORCE_PCI << 722 select SYS_HAS_EARLY_PRINTK << 723 select HAVE_PCI << 724 select IRQ_MIPS_CPU << 725 select IRQ_DOMAIN_HIERARCHY << 726 select NR_CPUS_DEFAULT_64 << 727 select PCI_DRIVERS_GENERIC << 728 select PCI_XTALK_BRIDGE << 729 select SYS_HAS_CPU_R10000 << 730 select SYS_SUPPORTS_64BIT_KERNEL << 731 select SYS_SUPPORTS_BIG_ENDIAN << 732 select SYS_SUPPORTS_NUMA << 733 select SYS_SUPPORTS_SMP << 734 select WAR_R10000_LLSC << 735 select MIPS_L1_CACHE_SHIFT_7 << 736 select NUMA << 737 help << 738 This are the SGI Origin 200, Origin << 739 workstations. To compile a Linux ke << 740 here. << 741 << 742 config SGI_IP28 << 743 bool "SGI IP28 (Indigo2 R10k)" << 744 select ARC_MEMORY << 745 select ARC_PROMLIB << 746 select FW_ARC << 747 select FW_ARC64 << 748 select ARCH_MIGHT_HAVE_PC_SERIO << 749 select BOOT_ELF64 << 750 select CEVT_R4K << 751 select CSRC_R4K << 752 select DEFAULT_SGI_PARTITION << 753 select DMA_NONCOHERENT << 754 select GENERIC_ISA_DMA_SUPPORT_BROKEN << 755 select IRQ_MIPS_CPU << 756 select HAVE_EISA << 757 select I8253 << 758 select I8259 << 759 select SGI_HAS_I8042 << 760 select SGI_HAS_INDYDOG << 761 select SGI_HAS_HAL2 << 762 select SGI_HAS_SEEQ << 763 select SGI_HAS_WD93 << 764 select SGI_HAS_ZILOG << 765 select SWAP_IO_SPACE << 766 select SYS_HAS_CPU_R10000 << 767 select SYS_HAS_EARLY_PRINTK << 768 select SYS_SUPPORTS_64BIT_KERNEL << 769 select SYS_SUPPORTS_BIG_ENDIAN << 770 select WAR_R10000_LLSC << 771 select MIPS_L1_CACHE_SHIFT_7 << 772 help << 773 This is the SGI Indigo2 with R10000 << 774 kernel that runs on these, say Y her << 775 << 776 config SGI_IP30 << 777 bool "SGI IP30 (Octane/Octane2)" << 778 select ARCH_HAS_PHYS_TO_DMA << 779 select FW_ARC << 780 select FW_ARC64 << 781 select BOOT_ELF64 << 782 select CEVT_R4K << 783 select CSRC_R4K << 784 select FORCE_PCI << 785 select SYNC_R4K if SMP << 786 select ZONE_DMA32 << 787 select HAVE_PCI << 788 select IRQ_MIPS_CPU << 789 select IRQ_DOMAIN_HIERARCHY << 790 select PCI_DRIVERS_GENERIC << 791 select PCI_XTALK_BRIDGE << 792 select SYS_HAS_EARLY_PRINTK << 793 select SYS_HAS_CPU_R10000 << 794 select SYS_SUPPORTS_64BIT_KERNEL << 795 select SYS_SUPPORTS_BIG_ENDIAN << 796 select SYS_SUPPORTS_SMP << 797 select WAR_R10000_LLSC << 798 select MIPS_L1_CACHE_SHIFT_7 << 799 select ARC_MEMORY << 800 help << 801 These are the SGI Octane and Octane2 << 802 compile a Linux kernel that runs on << 803 << 804 config SGI_IP32 << 805 bool "SGI IP32 (O2)" << 806 select ARC_MEMORY << 807 select ARC_PROMLIB << 808 select ARCH_HAS_PHYS_TO_DMA << 809 select FW_ARC << 810 select FW_ARC32 << 811 select BOOT_ELF32 << 812 select CEVT_R4K << 813 select CSRC_R4K << 814 select DMA_NONCOHERENT << 815 select HAVE_PCI << 816 select IRQ_MIPS_CPU << 817 select R5000_CPU_SCACHE << 818 select RM7000_CPU_SCACHE << 819 select SYS_HAS_CPU_R5000 << 820 select SYS_HAS_CPU_R10000 if BROKEN << 821 select SYS_HAS_CPU_RM7000 << 822 select SYS_HAS_CPU_NEVADA << 823 select SYS_SUPPORTS_64BIT_KERNEL << 824 select SYS_SUPPORTS_BIG_ENDIAN << 825 select WAR_ICACHE_REFILLS << 826 help << 827 If you want this kernel to run on SG << 828 << 829 config SIBYTE_CRHONE << 830 bool "Sibyte BCM91125C-CRhone" << 831 select BOOT_ELF32 << 832 select SIBYTE_BCM1125 << 833 select SWAP_IO_SPACE << 834 select SYS_HAS_CPU_SB1 << 835 select SYS_SUPPORTS_BIG_ENDIAN << 836 select SYS_SUPPORTS_HIGHMEM << 837 select SYS_SUPPORTS_LITTLE_ENDIAN << 838 << 839 config SIBYTE_RHONE << 840 bool "Sibyte BCM91125E-Rhone" << 841 select BOOT_ELF32 << 842 select SIBYTE_SB1250 << 843 select SWAP_IO_SPACE << 844 select SYS_HAS_CPU_SB1 << 845 select SYS_SUPPORTS_BIG_ENDIAN << 846 select SYS_SUPPORTS_LITTLE_ENDIAN << 847 << 848 config SIBYTE_SWARM << 849 bool "Sibyte BCM91250A-SWARM" << 850 select BOOT_ELF32 << 851 select HAVE_PATA_PLATFORM << 852 select SIBYTE_SB1250 << 853 select SWAP_IO_SPACE << 854 select SYS_HAS_CPU_SB1 << 855 select SYS_SUPPORTS_BIG_ENDIAN << 856 select SYS_SUPPORTS_HIGHMEM << 857 select SYS_SUPPORTS_LITTLE_ENDIAN << 858 select ZONE_DMA32 if 64BIT << 859 select SWIOTLB if ARCH_DMA_ADDR_T_64BI << 860 << 861 config SIBYTE_LITTLESUR << 862 bool "Sibyte BCM91250C2-LittleSur" << 863 select BOOT_ELF32 << 864 select HAVE_PATA_PLATFORM << 865 select SIBYTE_SB1250 << 866 select SWAP_IO_SPACE << 867 select SYS_HAS_CPU_SB1 << 868 select SYS_SUPPORTS_BIG_ENDIAN << 869 select SYS_SUPPORTS_HIGHMEM << 870 select SYS_SUPPORTS_LITTLE_ENDIAN << 871 select ZONE_DMA32 if 64BIT << 872 << 873 config SIBYTE_SENTOSA << 874 bool "Sibyte BCM91250E-Sentosa" << 875 select BOOT_ELF32 << 876 select SIBYTE_SB1250 << 877 select SWAP_IO_SPACE << 878 select SYS_HAS_CPU_SB1 << 879 select SYS_SUPPORTS_BIG_ENDIAN << 880 select SYS_SUPPORTS_LITTLE_ENDIAN << 881 select SWIOTLB if ARCH_DMA_ADDR_T_64BI << 882 << 883 config SIBYTE_BIGSUR << 884 bool "Sibyte BCM91480B-BigSur" << 885 select BOOT_ELF32 << 886 select NR_CPUS_DEFAULT_4 << 887 select SIBYTE_BCM1x80 << 888 select SWAP_IO_SPACE << 889 select SYS_HAS_CPU_SB1 << 890 select SYS_SUPPORTS_BIG_ENDIAN << 891 select SYS_SUPPORTS_HIGHMEM << 892 select SYS_SUPPORTS_LITTLE_ENDIAN << 893 select ZONE_DMA32 if 64BIT << 894 select SWIOTLB if ARCH_DMA_ADDR_T_64BI << 895 << 896 config SNI_RM << 897 bool "SNI RM200/300/400" << 898 select ARC_MEMORY << 899 select ARC_PROMLIB << 900 select FW_ARC if CPU_LITTLE_ENDIAN << 901 select FW_ARC32 if CPU_LITTLE_ENDIAN << 902 select FW_SNIPROM if CPU_BIG_ENDIAN << 903 select ARCH_MAY_HAVE_PC_FDC << 904 select ARCH_MIGHT_HAVE_PC_PARPORT << 905 select ARCH_MIGHT_HAVE_PC_SERIO << 906 select BOOT_ELF32 << 907 select CEVT_R4K << 908 select CSRC_R4K << 909 select DEFAULT_SGI_PARTITION if CPU_BI << 910 select DMA_NONCOHERENT << 911 select GENERIC_ISA_DMA << 912 select HAVE_EISA << 913 select HAVE_PCSPKR_PLATFORM << 914 select HAVE_PCI << 915 select IRQ_MIPS_CPU << 916 select I8253 << 917 select I8259 << 918 select ISA << 919 select MIPS_L1_CACHE_SHIFT_6 << 920 select SWAP_IO_SPACE if CPU_BIG_ENDIAN << 921 select SYS_HAS_CPU_R4X00 << 922 select SYS_HAS_CPU_R5000 << 923 select SYS_HAS_CPU_R10000 << 924 select R5000_CPU_SCACHE << 925 select SYS_HAS_EARLY_PRINTK << 926 select SYS_SUPPORTS_32BIT_KERNEL << 927 select SYS_SUPPORTS_64BIT_KERNEL << 928 select SYS_SUPPORTS_BIG_ENDIAN << 929 select SYS_SUPPORTS_HIGHMEM << 930 select SYS_SUPPORTS_LITTLE_ENDIAN << 931 select WAR_R4600_V2_HIT_CACHEOP << 932 help << 933 The SNI RM200/300/400 are MIPS-based << 934 Siemens Nixdorf Informationssysteme << 935 Technology and now in turn merged wi << 936 support this machine type. << 937 << 938 config MACH_TX49XX << 939 bool "Toshiba TX49 series based machin << 940 select WAR_TX49XX_ICACHE_INDEX_INV << 941 << 942 config MIKROTIK_RB532 << 943 bool "Mikrotik RB532 boards" << 944 select CEVT_R4K << 945 select CSRC_R4K << 946 select DMA_NONCOHERENT << 947 select HAVE_PCI << 948 select IRQ_MIPS_CPU << 949 select SYS_HAS_CPU_MIPS32_R1 << 950 select SYS_SUPPORTS_32BIT_KERNEL << 951 select SYS_SUPPORTS_LITTLE_ENDIAN << 952 select SWAP_IO_SPACE << 953 select BOOT_RAW << 954 select GPIOLIB << 955 select MIPS_L1_CACHE_SHIFT_4 << 956 help << 957 Support the Mikrotik(tm) RouterBoard << 958 based on the IDT RC32434 SoC. << 959 << 960 config CAVIUM_OCTEON_SOC << 961 bool "Cavium Networks Octeon SoC based << 962 select CEVT_R4K << 963 select ARCH_HAS_PHYS_TO_DMA << 964 select HAVE_RAPIDIO << 965 select PHYS_ADDR_T_64BIT << 966 select SYS_SUPPORTS_64BIT_KERNEL << 967 select SYS_SUPPORTS_BIG_ENDIAN << 968 select EDAC_SUPPORT << 969 select EDAC_ATOMIC_SCRUB << 970 select SYS_SUPPORTS_LITTLE_ENDIAN << 971 select SYS_SUPPORTS_HOTPLUG_CPU if CPU << 972 select SYS_HAS_EARLY_PRINTK << 973 select SYS_HAS_CPU_CAVIUM_OCTEON << 974 select HAVE_PCI << 975 select HAVE_PLAT_DELAY << 976 select HAVE_PLAT_FW_INIT_CMDLINE << 977 select HAVE_PLAT_MEMCPY << 978 select ZONE_DMA32 << 979 select GPIOLIB << 980 select USE_OF << 981 select ARCH_SPARSEMEM_ENABLE << 982 select SYS_SUPPORTS_SMP << 983 select NR_CPUS_DEFAULT_64 << 984 select MIPS_NR_CPU_NR_MAP_1024 << 985 select BUILTIN_DTB << 986 select MTD << 987 select MTD_COMPLEX_MAPPINGS << 988 select SWIOTLB << 989 select SYS_SUPPORTS_RELOCATABLE << 990 help << 991 This option supports all of the Octe << 992 Networks. It builds a kernel that dy << 993 CPU type and supports all known boar << 994 Some of the supported boards are: << 995 EBT3000 << 996 EBH3000 << 997 EBH3100 << 998 Thunder << 999 Kodama << 1000 Hikari << 1001 Say Y here for most Octeon referenc << 1002 << 1003 endchoice << 1004 << 1005 config FIT_IMAGE_FDT_EPM5 << 1006 bool "Include FDT for Mobileye EyeQ5 << 1007 depends on MACH_EYEQ5 << 1008 default n << 1009 help << 1010 Enable this to include the FDT for << 1011 from Mobileye in the FIT kernel ima << 1012 This requires u-boot on the platfor << 1013 << 1014 source "arch/mips/alchemy/Kconfig" << 1015 source "arch/mips/ath25/Kconfig" << 1016 source "arch/mips/ath79/Kconfig" << 1017 source "arch/mips/bcm47xx/Kconfig" << 1018 source "arch/mips/bcm63xx/Kconfig" << 1019 source "arch/mips/bmips/Kconfig" << 1020 source "arch/mips/generic/Kconfig" << 1021 source "arch/mips/ingenic/Kconfig" << 1022 source "arch/mips/jazz/Kconfig" << 1023 source "arch/mips/lantiq/Kconfig" << 1024 source "arch/mips/mobileye/Kconfig" << 1025 source "arch/mips/pic32/Kconfig" << 1026 source "arch/mips/ralink/Kconfig" << 1027 source "arch/mips/sgi-ip27/Kconfig" << 1028 source "arch/mips/sibyte/Kconfig" << 1029 source "arch/mips/txx9/Kconfig" << 1030 source "arch/mips/cavium-octeon/Kconfig" << 1031 source "arch/mips/loongson2ef/Kconfig" << 1032 source "arch/mips/loongson32/Kconfig" << 1033 source "arch/mips/loongson64/Kconfig" << 1034 << 1035 endmenu << 1036 << 1037 config GENERIC_HWEIGHT 44 config GENERIC_HWEIGHT 1038 bool 45 bool 1039 default y 46 default y 1040 47 1041 config GENERIC_CALIBRATE_DELAY 48 config GENERIC_CALIBRATE_DELAY 1042 bool 49 bool 1043 default y 50 default y 1044 51 1045 config SCHED_OMIT_FRAME_POINTER << 1046 bool << 1047 default y << 1048 << 1049 # << 1050 # Select some configuration options automatic << 1051 # << 1052 config FW_ARC << 1053 bool << 1054 << 1055 config ARCH_MAY_HAVE_PC_FDC << 1056 bool << 1057 << 1058 config BOOT_RAW << 1059 bool << 1060 << 1061 config CEVT_BCM1480 << 1062 bool << 1063 << 1064 config CEVT_DS1287 << 1065 bool << 1066 << 1067 config CEVT_GT641XX << 1068 bool << 1069 << 1070 config CEVT_R4K << 1071 bool << 1072 << 1073 config CEVT_SB1250 << 1074 bool << 1075 << 1076 config CEVT_TXX9 << 1077 bool << 1078 << 1079 config CSRC_BCM1480 << 1080 bool << 1081 << 1082 config CSRC_IOASIC << 1083 bool << 1084 << 1085 config CSRC_R4K << 1086 select CLOCKSOURCE_WATCHDOG if CPU_FR << 1087 select HAVE_UNSTABLE_SCHED_CLOCK if S << 1088 bool << 1089 << 1090 config CSRC_SB1250 << 1091 bool << 1092 << 1093 config MIPS_CLOCK_VSYSCALL << 1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC << 1095 << 1096 config GPIO_TXX9 << 1097 select GPIOLIB << 1098 bool << 1099 << 1100 config FW_CFE << 1101 bool << 1102 << 1103 config ARCH_SUPPORTS_UPROBES << 1104 def_bool y << 1105 << 1106 config DMA_NONCOHERENT << 1107 bool << 1108 # << 1109 # MIPS allows mixing "slightly differ << 1110 # Attribute bits. It is believed tha << 1111 # KSEG1 and the implementation specif << 1112 # by pgprot_writcombine can be mixed, << 1113 # significant advantages. << 1114 # << 1115 select ARCH_HAS_SETUP_DMA_OPS << 1116 select ARCH_HAS_DMA_WRITE_COMBINE << 1117 select ARCH_HAS_DMA_PREP_COHERENT << 1118 select ARCH_HAS_SYNC_DMA_FOR_CPU << 1119 select ARCH_HAS_SYNC_DMA_FOR_DEVICE << 1120 select ARCH_HAS_DMA_SET_UNCACHED << 1121 select DMA_NONCOHERENT_MMAP << 1122 select NEED_DMA_MAP_STATE << 1123 << 1124 config SYS_HAS_EARLY_PRINTK << 1125 bool << 1126 << 1127 config SYS_SUPPORTS_HOTPLUG_CPU << 1128 bool << 1129 << 1130 config MIPS_BONITO64 << 1131 bool << 1132 << 1133 config MIPS_MSC << 1134 bool << 1135 << 1136 config SYNC_R4K << 1137 bool << 1138 << 1139 config NO_IOPORT_MAP << 1140 def_bool n << 1141 << 1142 config GENERIC_CSUM 52 config GENERIC_CSUM 1143 def_bool CPU_NO_LOAD_STORE_LR << 1144 << 1145 config GENERIC_ISA_DMA << 1146 bool << 1147 select ZONE_DMA if GENERIC_ISA_DMA_SU << 1148 select ISA_DMA_API << 1149 << 1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN << 1151 bool << 1152 select GENERIC_ISA_DMA << 1153 << 1154 config HAVE_PLAT_DELAY << 1155 bool << 1156 << 1157 config HAVE_PLAT_FW_INIT_CMDLINE << 1158 bool << 1159 << 1160 config HAVE_PLAT_MEMCPY << 1161 bool << 1162 << 1163 config ISA_DMA_API << 1164 bool << 1165 << 1166 config SYS_SUPPORTS_RELOCATABLE << 1167 bool << 1168 help << 1169 Selected if the platform supports r << 1170 The platform must provide plat_get_ << 1171 to allow access to command line and << 1172 << 1173 # << 1174 # Endianness selection. Sufficiently obscure << 1175 # answer,so we try hard to limit the availabl << 1176 # choice statement should be more obvious to << 1177 # << 1178 choice << 1179 prompt "Endianness selection" << 1180 help << 1181 Some MIPS machines can be configure << 1182 byte order. These modes require dif << 1183 Linux distribution. In general the << 1184 particular system but some systems << 1185 one or the other endianness. << 1186 << 1187 config CPU_BIG_ENDIAN << 1188 bool "Big endian" << 1189 depends on SYS_SUPPORTS_BIG_ENDIAN << 1190 << 1191 config CPU_LITTLE_ENDIAN << 1192 bool "Little endian" << 1193 depends on SYS_SUPPORTS_LITTLE_ENDIAN << 1194 << 1195 endchoice << 1196 << 1197 config EXPORT_UASM << 1198 bool << 1199 << 1200 config SYS_SUPPORTS_APM_EMULATION << 1201 bool << 1202 << 1203 config SYS_SUPPORTS_BIG_ENDIAN << 1204 bool << 1205 << 1206 config SYS_SUPPORTS_LITTLE_ENDIAN << 1207 bool << 1208 << 1209 config MIPS_HUGE_TLB_SUPPORT << 1210 def_bool HUGETLB_PAGE || TRANSPARENT_ << 1211 << 1212 config IRQ_TXX9 << 1213 bool << 1214 << 1215 config IRQ_GT641XX << 1216 bool << 1217 << 1218 config PCI_GT64XXX_PCI0 << 1219 bool << 1220 << 1221 config PCI_XTALK_BRIDGE << 1222 bool << 1223 << 1224 config NO_EXCEPT_FILL << 1225 bool << 1226 << 1227 config MIPS_SPRAM << 1228 bool 53 bool 1229 54 1230 config SWAP_IO_SPACE !! 55 config TIME_LOW_RES 1231 bool 56 bool 1232 << 1233 config SGI_HAS_INDYDOG << 1234 bool << 1235 << 1236 config SGI_HAS_HAL2 << 1237 bool << 1238 << 1239 config SGI_HAS_SEEQ << 1240 bool << 1241 << 1242 config SGI_HAS_WD93 << 1243 bool << 1244 << 1245 config SGI_HAS_ZILOG << 1246 bool << 1247 << 1248 config SGI_HAS_I8042 << 1249 bool << 1250 << 1251 config DEFAULT_SGI_PARTITION << 1252 bool << 1253 << 1254 config FW_ARC32 << 1255 bool << 1256 << 1257 config FW_SNIPROM << 1258 bool << 1259 << 1260 config BOOT_ELF32 << 1261 bool << 1262 << 1263 config MIPS_L1_CACHE_SHIFT_4 << 1264 bool << 1265 << 1266 config MIPS_L1_CACHE_SHIFT_5 << 1267 bool << 1268 << 1269 config MIPS_L1_CACHE_SHIFT_6 << 1270 bool << 1271 << 1272 config MIPS_L1_CACHE_SHIFT_7 << 1273 bool << 1274 << 1275 config MIPS_L1_CACHE_SHIFT << 1276 int << 1277 default "7" if MIPS_L1_CACHE_SHIFT_7 << 1278 default "6" if MIPS_L1_CACHE_SHIFT_6 << 1279 default "5" if MIPS_L1_CACHE_SHIFT_5 << 1280 default "4" if MIPS_L1_CACHE_SHIFT_4 << 1281 default "5" << 1282 << 1283 config ARC_CMDLINE_ONLY << 1284 bool << 1285 << 1286 config ARC_CONSOLE << 1287 bool "ARC console support" << 1288 depends on SGI_IP22 || SGI_IP28 || (S << 1289 << 1290 config ARC_MEMORY << 1291 bool << 1292 << 1293 config ARC_PROMLIB << 1294 bool << 1295 << 1296 config FW_ARC64 << 1297 bool << 1298 << 1299 config BOOT_ELF64 << 1300 bool << 1301 << 1302 menu "CPU selection" << 1303 << 1304 choice << 1305 prompt "CPU type" << 1306 default CPU_R4X00 << 1307 << 1308 config CPU_LOONGSON64 << 1309 bool "Loongson 64-bit CPU" << 1310 depends on SYS_HAS_CPU_LOONGSON64 << 1311 select ARCH_HAS_PHYS_TO_DMA << 1312 select CPU_MIPSR2 << 1313 select CPU_HAS_PREFETCH << 1314 select CPU_SUPPORTS_64BIT_KERNEL << 1315 select CPU_SUPPORTS_HIGHMEM << 1316 select CPU_SUPPORTS_HUGEPAGES << 1317 select CPU_SUPPORTS_MSA << 1318 select CPU_SUPPORTS_VZ << 1319 select CPU_DIEI_BROKEN if !LOONGSON3_ << 1320 select CPU_MIPSR2_IRQ_VI << 1321 select DMA_NONCOHERENT << 1322 select WEAK_ORDERING << 1323 select WEAK_REORDERING_BEYOND_LLSC << 1324 select MIPS_ASID_BITS_VARIABLE << 1325 select MIPS_PGD_C0_CONTEXT << 1326 select MIPS_L1_CACHE_SHIFT_6 << 1327 select MIPS_FP_SUPPORT << 1328 select GPIOLIB << 1329 select SWIOTLB << 1330 help << 1331 The Loongson GSx64(GS264/GS464/GS46 << 1332 cores implements the MIPS64R2 instr << 1333 including most 64-bit Loongson-2 (2 << 1334 3B1000, 3B1500, 3A2000, 3A3000 and << 1335 Loongson-2E/2F is not covered here << 1336 << 1337 config CPU_LOONGSON2E << 1338 bool "Loongson 2E" << 1339 depends on SYS_HAS_CPU_LOONGSON2E << 1340 select CPU_LOONGSON2EF << 1341 help << 1342 The Loongson 2E processor implement << 1343 with many extensions. << 1344 << 1345 It has an internal FPGA northbridge << 1346 bonito64. << 1347 << 1348 config CPU_LOONGSON2F << 1349 bool "Loongson 2F" << 1350 depends on SYS_HAS_CPU_LOONGSON2F << 1351 select CPU_LOONGSON2EF << 1352 help << 1353 The Loongson 2F processor implement << 1354 with many extensions. << 1355 << 1356 Loongson2F have built-in DDR2 and P << 1357 have a similar programming interfac << 1358 Loongson2E. << 1359 << 1360 config CPU_LOONGSON1B << 1361 bool "Loongson 1B" << 1362 depends on SYS_HAS_CPU_LOONGSON1B << 1363 select CPU_LOONGSON32 << 1364 select LEDS_GPIO_REGISTER << 1365 help << 1366 The Loongson 1B is a 32-bit SoC, wh << 1367 Release 1 instruction set and part << 1368 instruction set. << 1369 << 1370 config CPU_LOONGSON1C << 1371 bool "Loongson 1C" << 1372 depends on SYS_HAS_CPU_LOONGSON1C << 1373 select CPU_LOONGSON32 << 1374 select LEDS_GPIO_REGISTER << 1375 help << 1376 The Loongson 1C is a 32-bit SoC, wh << 1377 Release 1 instruction set and part << 1378 instruction set. << 1379 << 1380 config CPU_MIPS32_R1 << 1381 bool "MIPS32 Release 1" << 1382 depends on SYS_HAS_CPU_MIPS32_R1 << 1383 select CPU_HAS_PREFETCH << 1384 select CPU_SUPPORTS_32BIT_KERNEL << 1385 select CPU_SUPPORTS_HIGHMEM << 1386 help << 1387 Choose this option to build a kerne << 1388 MIPS32 architecture. Most modern e << 1389 MIPS processor are based on a MIPS3 << 1390 specific type of processor in your << 1391 otherwise CPU_MIPS32_R1 is a safe b << 1392 Release 2 of the MIPS32 architectur << 1393 years so chances are you even have << 1394 in which case you should choose CPU << 1395 performance. << 1396 << 1397 config CPU_MIPS32_R2 << 1398 bool "MIPS32 Release 2" << 1399 depends on SYS_HAS_CPU_MIPS32_R2 << 1400 select CPU_HAS_PREFETCH << 1401 select CPU_SUPPORTS_32BIT_KERNEL << 1402 select CPU_SUPPORTS_HIGHMEM << 1403 select CPU_SUPPORTS_MSA << 1404 help << 1405 Choose this option to build a kerne << 1406 MIPS32 architecture. Most modern e << 1407 MIPS processor are based on a MIPS3 << 1408 specific type of processor in your << 1409 otherwise CPU_MIPS32_R1 is a safe b << 1410 << 1411 config CPU_MIPS32_R5 << 1412 bool "MIPS32 Release 5" << 1413 depends on SYS_HAS_CPU_MIPS32_R5 << 1414 select CPU_HAS_PREFETCH << 1415 select CPU_SUPPORTS_32BIT_KERNEL << 1416 select CPU_SUPPORTS_HIGHMEM << 1417 select CPU_SUPPORTS_MSA << 1418 select CPU_SUPPORTS_VZ << 1419 select MIPS_O32_FP64_SUPPORT << 1420 help << 1421 Choose this option to build a kerne << 1422 MIPS32 architecture. New MIPS proc << 1423 family, are based on a MIPS32r5 pro << 1424 processor, you probably need to sel << 1425 << 1426 config CPU_MIPS32_R6 << 1427 bool "MIPS32 Release 6" << 1428 depends on SYS_HAS_CPU_MIPS32_R6 << 1429 select CPU_HAS_PREFETCH << 1430 select CPU_NO_LOAD_STORE_LR << 1431 select CPU_SUPPORTS_32BIT_KERNEL << 1432 select CPU_SUPPORTS_HIGHMEM << 1433 select CPU_SUPPORTS_MSA << 1434 select CPU_SUPPORTS_VZ << 1435 select MIPS_O32_FP64_SUPPORT << 1436 help << 1437 Choose this option to build a kerne << 1438 MIPS32 architecture. New MIPS proc << 1439 family, are based on a MIPS32r6 pro << 1440 processor, you probably need to sel << 1441 << 1442 config CPU_MIPS64_R1 << 1443 bool "MIPS64 Release 1" << 1444 depends on SYS_HAS_CPU_MIPS64_R1 << 1445 select CPU_HAS_PREFETCH << 1446 select CPU_SUPPORTS_32BIT_KERNEL << 1447 select CPU_SUPPORTS_64BIT_KERNEL << 1448 select CPU_SUPPORTS_HIGHMEM << 1449 select CPU_SUPPORTS_HUGEPAGES << 1450 help << 1451 Choose this option to build a kerne << 1452 MIPS64 architecture. Many modern e << 1453 MIPS processor are based on a MIPS6 << 1454 specific type of processor in your << 1455 otherwise CPU_MIPS64_R1 is a safe b << 1456 Release 2 of the MIPS64 architectur << 1457 years so chances are you even have << 1458 in which case you should choose CPU << 1459 performance. << 1460 << 1461 config CPU_MIPS64_R2 << 1462 bool "MIPS64 Release 2" << 1463 depends on SYS_HAS_CPU_MIPS64_R2 << 1464 select CPU_HAS_PREFETCH << 1465 select CPU_SUPPORTS_32BIT_KERNEL << 1466 select CPU_SUPPORTS_64BIT_KERNEL << 1467 select CPU_SUPPORTS_HIGHMEM << 1468 select CPU_SUPPORTS_HUGEPAGES << 1469 select CPU_SUPPORTS_MSA << 1470 help << 1471 Choose this option to build a kerne << 1472 MIPS64 architecture. Many modern e << 1473 MIPS processor are based on a MIPS6 << 1474 specific type of processor in your << 1475 otherwise CPU_MIPS64_R1 is a safe b << 1476 << 1477 config CPU_MIPS64_R5 << 1478 bool "MIPS64 Release 5" << 1479 depends on SYS_HAS_CPU_MIPS64_R5 << 1480 select CPU_HAS_PREFETCH << 1481 select CPU_SUPPORTS_32BIT_KERNEL << 1482 select CPU_SUPPORTS_64BIT_KERNEL << 1483 select CPU_SUPPORTS_HIGHMEM << 1484 select CPU_SUPPORTS_HUGEPAGES << 1485 select CPU_SUPPORTS_MSA << 1486 select MIPS_O32_FP64_SUPPORT if 32BIT << 1487 select CPU_SUPPORTS_VZ << 1488 help << 1489 Choose this option to build a kerne << 1490 MIPS64 architecture. This is a int << 1491 release partly implementing release << 1492 any hardware known to be based on t << 1493 << 1494 config CPU_MIPS64_R6 << 1495 bool "MIPS64 Release 6" << 1496 depends on SYS_HAS_CPU_MIPS64_R6 << 1497 select CPU_HAS_PREFETCH << 1498 select CPU_NO_LOAD_STORE_LR << 1499 select CPU_SUPPORTS_32BIT_KERNEL << 1500 select CPU_SUPPORTS_64BIT_KERNEL << 1501 select CPU_SUPPORTS_HIGHMEM << 1502 select CPU_SUPPORTS_HUGEPAGES << 1503 select CPU_SUPPORTS_MSA << 1504 select MIPS_O32_FP64_SUPPORT if 32BIT << 1505 select CPU_SUPPORTS_VZ << 1506 help << 1507 Choose this option to build a kerne << 1508 MIPS64 architecture. New MIPS proc << 1509 family, are based on a MIPS64r6 pro << 1510 processor, you probably need to sel << 1511 << 1512 config CPU_P5600 << 1513 bool "MIPS Warrior P5600" << 1514 depends on SYS_HAS_CPU_P5600 << 1515 select CPU_HAS_PREFETCH << 1516 select CPU_SUPPORTS_32BIT_KERNEL << 1517 select CPU_SUPPORTS_HIGHMEM << 1518 select CPU_SUPPORTS_MSA << 1519 select CPU_SUPPORTS_CPUFREQ << 1520 select CPU_SUPPORTS_VZ << 1521 select CPU_MIPSR2_IRQ_VI << 1522 select CPU_MIPSR2_IRQ_EI << 1523 select MIPS_O32_FP64_SUPPORT << 1524 help << 1525 Choose this option to build a kerne << 1526 It's based on MIPS32r5 ISA with XPA << 1527 MMU with two-levels TLB, UCA, MSA, << 1528 level features like up to six P5600 << 1529 cache, IOCU/IOMMU (though might be << 1530 specific IP core configuration), GI << 1531 eJTAG and PDtrace. << 1532 << 1533 config CPU_R3000 << 1534 bool "R3000" << 1535 depends on SYS_HAS_CPU_R3000 << 1536 select CPU_HAS_WB << 1537 select CPU_R3K_TLB << 1538 select CPU_SUPPORTS_32BIT_KERNEL << 1539 select CPU_SUPPORTS_HIGHMEM << 1540 help << 1541 Please make sure to pick the right << 1542 designed to be generic, i.e. Kernel << 1543 *not* work on R4000 machines and vi << 1544 of the supported machines have an R << 1545 might be a safe bet. If the result << 1546 try to recompile with R3000. << 1547 << 1548 config CPU_R4300 << 1549 bool "R4300" << 1550 depends on SYS_HAS_CPU_R4300 << 1551 select CPU_SUPPORTS_32BIT_KERNEL << 1552 select CPU_SUPPORTS_64BIT_KERNEL << 1553 help << 1554 MIPS Technologies R4300-series proc << 1555 << 1556 config CPU_R4X00 << 1557 bool "R4x00" << 1558 depends on SYS_HAS_CPU_R4X00 << 1559 select CPU_SUPPORTS_32BIT_KERNEL << 1560 select CPU_SUPPORTS_64BIT_KERNEL << 1561 select CPU_SUPPORTS_HUGEPAGES << 1562 help << 1563 MIPS Technologies R4000-series proc << 1564 the R4000, R4400, R4600, and 4700. << 1565 << 1566 config CPU_TX49XX << 1567 bool "R49XX" << 1568 depends on SYS_HAS_CPU_TX49XX << 1569 select CPU_HAS_PREFETCH << 1570 select CPU_SUPPORTS_32BIT_KERNEL << 1571 select CPU_SUPPORTS_64BIT_KERNEL << 1572 select CPU_SUPPORTS_HUGEPAGES << 1573 << 1574 config CPU_R5000 << 1575 bool "R5000" << 1576 depends on SYS_HAS_CPU_R5000 << 1577 select CPU_SUPPORTS_32BIT_KERNEL << 1578 select CPU_SUPPORTS_64BIT_KERNEL << 1579 select CPU_SUPPORTS_HUGEPAGES << 1580 help << 1581 MIPS Technologies R5000-series proc << 1582 << 1583 config CPU_R5500 << 1584 bool "R5500" << 1585 depends on SYS_HAS_CPU_R5500 << 1586 select CPU_SUPPORTS_32BIT_KERNEL << 1587 select CPU_SUPPORTS_64BIT_KERNEL << 1588 select CPU_SUPPORTS_HUGEPAGES << 1589 help << 1590 NEC VR5500 and VR5500A series proce << 1591 instruction set. << 1592 << 1593 config CPU_NEVADA << 1594 bool "RM52xx" << 1595 depends on SYS_HAS_CPU_NEVADA << 1596 select CPU_SUPPORTS_32BIT_KERNEL << 1597 select CPU_SUPPORTS_64BIT_KERNEL << 1598 select CPU_SUPPORTS_HUGEPAGES << 1599 help << 1600 QED / PMC-Sierra RM52xx-series ("Ne << 1601 << 1602 config CPU_R10000 << 1603 bool "R10000" << 1604 depends on SYS_HAS_CPU_R10000 << 1605 select CPU_HAS_PREFETCH << 1606 select CPU_SUPPORTS_32BIT_KERNEL << 1607 select CPU_SUPPORTS_64BIT_KERNEL << 1608 select CPU_SUPPORTS_HIGHMEM << 1609 select CPU_SUPPORTS_HUGEPAGES << 1610 help << 1611 MIPS Technologies R10000-series pro << 1612 << 1613 config CPU_RM7000 << 1614 bool "RM7000" << 1615 depends on SYS_HAS_CPU_RM7000 << 1616 select CPU_HAS_PREFETCH << 1617 select CPU_SUPPORTS_32BIT_KERNEL << 1618 select CPU_SUPPORTS_64BIT_KERNEL << 1619 select CPU_SUPPORTS_HIGHMEM << 1620 select CPU_SUPPORTS_HUGEPAGES << 1621 << 1622 config CPU_SB1 << 1623 bool "SB1" << 1624 depends on SYS_HAS_CPU_SB1 << 1625 select CPU_SUPPORTS_32BIT_KERNEL << 1626 select CPU_SUPPORTS_64BIT_KERNEL << 1627 select CPU_SUPPORTS_HIGHMEM << 1628 select CPU_SUPPORTS_HUGEPAGES << 1629 select WEAK_ORDERING << 1630 << 1631 config CPU_CAVIUM_OCTEON << 1632 bool "Cavium Octeon processor" << 1633 depends on SYS_HAS_CPU_CAVIUM_OCTEON << 1634 select CPU_HAS_PREFETCH << 1635 select CPU_SUPPORTS_64BIT_KERNEL << 1636 select HAVE_PAGE_SIZE_8KB if !MIPS_VA << 1637 select HAVE_PAGE_SIZE_32KB if !MIPS_V << 1638 select WEAK_ORDERING << 1639 select CPU_SUPPORTS_HIGHMEM << 1640 select CPU_SUPPORTS_HUGEPAGES << 1641 select USB_EHCI_BIG_ENDIAN_MMIO if CP << 1642 select USB_OHCI_BIG_ENDIAN_MMIO if CP << 1643 select MIPS_L1_CACHE_SHIFT_7 << 1644 select CPU_SUPPORTS_VZ << 1645 help << 1646 The Cavium Octeon processor is a hi << 1647 many ethernet hardware widgets for << 1648 can have up to 16 Mips64v2 cores an << 1649 Full details can be found at http:/ << 1650 << 1651 config CPU_BMIPS << 1652 bool "Broadcom BMIPS" << 1653 depends on SYS_HAS_CPU_BMIPS << 1654 select CPU_MIPS32 << 1655 select CPU_BMIPS32_3300 if SYS_HAS_CP << 1656 select CPU_BMIPS4350 if SYS_HAS_CPU_B << 1657 select CPU_BMIPS4380 if SYS_HAS_CPU_B << 1658 select CPU_BMIPS5000 if SYS_HAS_CPU_B << 1659 select CPU_SUPPORTS_32BIT_KERNEL << 1660 select DMA_NONCOHERENT << 1661 select IRQ_MIPS_CPU << 1662 select SWAP_IO_SPACE << 1663 select WEAK_ORDERING << 1664 select CPU_SUPPORTS_HIGHMEM << 1665 select CPU_HAS_PREFETCH << 1666 select CPU_SUPPORTS_CPUFREQ << 1667 select MIPS_EXTERNAL_TIMER << 1668 select GENERIC_IRQ_MIGRATION if HOTPL << 1669 help << 1670 Support for BMIPS32/3300/4350/4380 << 1671 << 1672 endchoice << 1673 << 1674 config LOONGSON3_ENHANCEMENT << 1675 bool "New Loongson-3 CPU Enhancements << 1676 default n << 1677 depends on CPU_LOONGSON64 << 1678 help << 1679 New Loongson-3 cores (since Loongso << 1680 R1, Loongson-3B R1 and Loongson-3B << 1681 FTLB, L1-VCache, EI/DI/Wait/Prefetc << 1682 Local register, Read-Inhibit/Execut << 1683 Fast TLB refill support, etc. << 1684 << 1685 This option enable those enhancemen << 1686 time. If you want a generic kernel << 1687 please say 'N' here. If you want a << 1688 new Loongson-3 machines only, pleas << 1689 << 1690 config CPU_LOONGSON3_WORKAROUNDS << 1691 bool "Loongson-3 LLSC Workarounds" << 1692 default y if SMP << 1693 depends on CPU_LOONGSON64 << 1694 help << 1695 Loongson-3 processors have the llsc << 1696 Without workarounds the system may << 1697 << 1698 Say Y, unless you know what you are << 1699 << 1700 config CPU_LOONGSON3_CPUCFG_EMULATION << 1701 bool "Emulate the CPUCFG instruction << 1702 default y << 1703 depends on CPU_LOONGSON64 << 1704 help << 1705 Loongson-3A R4 and newer have the C << 1706 userland to query CPU capabilities, << 1707 option provides emulation of the in << 1708 cores, back to Loongson-3A1000. << 1709 << 1710 If unsure, please say Y. << 1711 << 1712 config CPU_MIPS32_3_5_FEATURES << 1713 bool "MIPS32 Release 3.5 Features" << 1714 depends on SYS_HAS_CPU_MIPS32_R3_5 << 1715 depends on CPU_MIPS32_R2 || CPU_MIPS3 << 1716 CPU_P5600 << 1717 help << 1718 Choose this option to build a kerne << 1719 MIPS32 architecture including featu << 1720 support for Enhanced Virtual Addres << 1721 << 1722 config CPU_MIPS32_3_5_EVA << 1723 bool "Enhanced Virtual Addressing (EV << 1724 depends on CPU_MIPS32_3_5_FEATURES << 1725 select EVA << 1726 default y 57 default y 1727 help << 1728 Choose this option if you want to e << 1729 Addressing (EVA) on your MIPS32 cor << 1730 One of its primary benefits is an i << 1731 of lowmem (up to 3GB). If unsure, s << 1732 << 1733 config CPU_MIPS32_R5_FEATURES << 1734 bool "MIPS32 Release 5 Features" << 1735 depends on SYS_HAS_CPU_MIPS32_R5 << 1736 depends on CPU_MIPS32_R2 || CPU_MIPS3 << 1737 help << 1738 Choose this option to build a kerne << 1739 MIPS32 architecture including featu << 1740 support for Extended Physical Addre << 1741 << 1742 config CPU_MIPS32_R5_XPA << 1743 bool "Extended Physical Addressing (X << 1744 depends on CPU_MIPS32_R5_FEATURES << 1745 depends on !EVA << 1746 depends on !PAGE_SIZE_4KB << 1747 depends on SYS_SUPPORTS_HIGHMEM << 1748 select XPA << 1749 select HIGHMEM << 1750 select PHYS_ADDR_T_64BIT << 1751 default n << 1752 help << 1753 Choose this option if you want to e << 1754 Addressing (XPA) on your MIPS32 cor << 1755 benefit is to increase physical add << 1756 than 40 bits. Note that this has th << 1757 64-bit addressing which in turn mak << 1758 If unsure, say 'N' here. << 1759 << 1760 if CPU_LOONGSON2F << 1761 config CPU_NOP_WORKAROUNDS << 1762 bool << 1763 << 1764 config CPU_JUMP_WORKAROUNDS << 1765 bool << 1766 << 1767 config CPU_LOONGSON2F_WORKAROUNDS << 1768 bool "Loongson 2F Workarounds" << 1769 default y << 1770 select CPU_NOP_WORKAROUNDS << 1771 select CPU_JUMP_WORKAROUNDS << 1772 help << 1773 Loongson 2F01 / 2F02 processors hav << 1774 require workarounds. Without worka << 1775 unexpectedly. For more information << 1776 -mfix-loongson2f-nop and -mfix-loon << 1777 << 1778 Loongson 2F03 and later have fixed << 1779 are needed. The workarounds have n << 1780 but may decrease the performance of << 1781 be disabled unless the kernel is in << 1782 systems. << 1783 << 1784 If unsure, please say Y. << 1785 endif # CPU_LOONGSON2F << 1786 << 1787 config SYS_SUPPORTS_ZBOOT << 1788 bool << 1789 select HAVE_KERNEL_GZIP << 1790 select HAVE_KERNEL_BZIP2 << 1791 select HAVE_KERNEL_LZ4 << 1792 select HAVE_KERNEL_LZMA << 1793 select HAVE_KERNEL_LZO << 1794 select HAVE_KERNEL_XZ << 1795 select HAVE_KERNEL_ZSTD << 1796 << 1797 config SYS_SUPPORTS_ZBOOT_UART16550 << 1798 bool << 1799 select SYS_SUPPORTS_ZBOOT << 1800 << 1801 config SYS_SUPPORTS_ZBOOT_UART_PROM << 1802 bool << 1803 select SYS_SUPPORTS_ZBOOT << 1804 << 1805 config CPU_LOONGSON2EF << 1806 bool << 1807 select CPU_SUPPORTS_32BIT_KERNEL << 1808 select CPU_SUPPORTS_64BIT_KERNEL << 1809 select CPU_SUPPORTS_HIGHMEM << 1810 select CPU_SUPPORTS_HUGEPAGES << 1811 << 1812 config CPU_LOONGSON32 << 1813 bool << 1814 select CPU_MIPS32 << 1815 select CPU_MIPSR2 << 1816 select CPU_HAS_PREFETCH << 1817 select CPU_SUPPORTS_32BIT_KERNEL << 1818 select CPU_SUPPORTS_HIGHMEM << 1819 select CPU_SUPPORTS_CPUFREQ << 1820 << 1821 config CPU_BMIPS32_3300 << 1822 select SMP_UP if SMP << 1823 bool << 1824 << 1825 config CPU_BMIPS4350 << 1826 bool << 1827 select SYS_SUPPORTS_SMP << 1828 select SYS_SUPPORTS_HOTPLUG_CPU << 1829 << 1830 config CPU_BMIPS4380 << 1831 bool << 1832 select MIPS_L1_CACHE_SHIFT_6 << 1833 select SYS_SUPPORTS_SMP << 1834 select SYS_SUPPORTS_HOTPLUG_CPU << 1835 select CPU_HAS_RIXI << 1836 << 1837 config CPU_BMIPS5000 << 1838 bool << 1839 select MIPS_CPU_SCACHE << 1840 select MIPS_L1_CACHE_SHIFT_7 << 1841 select SYS_SUPPORTS_SMP << 1842 select SYS_SUPPORTS_HOTPLUG_CPU << 1843 select CPU_HAS_RIXI << 1844 << 1845 config SYS_HAS_CPU_LOONGSON64 << 1846 bool << 1847 select CPU_SUPPORTS_CPUFREQ << 1848 select CPU_HAS_RIXI << 1849 << 1850 config SYS_HAS_CPU_LOONGSON2E << 1851 bool << 1852 << 1853 config SYS_HAS_CPU_LOONGSON2F << 1854 bool << 1855 select CPU_SUPPORTS_CPUFREQ << 1856 select CPU_SUPPORTS_ADDRWINCFG if 64B << 1857 << 1858 config SYS_HAS_CPU_LOONGSON1B << 1859 bool << 1860 << 1861 config SYS_HAS_CPU_LOONGSON1C << 1862 bool << 1863 << 1864 config SYS_HAS_CPU_MIPS32_R1 << 1865 bool << 1866 << 1867 config SYS_HAS_CPU_MIPS32_R2 << 1868 bool << 1869 << 1870 config SYS_HAS_CPU_MIPS32_R3_5 << 1871 bool << 1872 << 1873 config SYS_HAS_CPU_MIPS32_R5 << 1874 bool << 1875 << 1876 config SYS_HAS_CPU_MIPS32_R6 << 1877 bool << 1878 << 1879 config SYS_HAS_CPU_MIPS64_R1 << 1880 bool << 1881 << 1882 config SYS_HAS_CPU_MIPS64_R2 << 1883 bool << 1884 << 1885 config SYS_HAS_CPU_MIPS64_R5 << 1886 bool << 1887 << 1888 config SYS_HAS_CPU_MIPS64_R6 << 1889 bool << 1890 << 1891 config SYS_HAS_CPU_P5600 << 1892 bool << 1893 << 1894 config SYS_HAS_CPU_R3000 << 1895 bool << 1896 << 1897 config SYS_HAS_CPU_R4300 << 1898 bool << 1899 << 1900 config SYS_HAS_CPU_R4X00 << 1901 bool << 1902 << 1903 config SYS_HAS_CPU_TX49XX << 1904 bool << 1905 << 1906 config SYS_HAS_CPU_R5000 << 1907 bool << 1908 << 1909 config SYS_HAS_CPU_R5500 << 1910 bool << 1911 << 1912 config SYS_HAS_CPU_NEVADA << 1913 bool << 1914 << 1915 config SYS_HAS_CPU_R10000 << 1916 bool << 1917 << 1918 config SYS_HAS_CPU_RM7000 << 1919 bool << 1920 << 1921 config SYS_HAS_CPU_SB1 << 1922 bool << 1923 << 1924 config SYS_HAS_CPU_CAVIUM_OCTEON << 1925 bool << 1926 << 1927 config SYS_HAS_CPU_BMIPS << 1928 bool << 1929 << 1930 config SYS_HAS_CPU_BMIPS32_3300 << 1931 bool << 1932 select SYS_HAS_CPU_BMIPS << 1933 << 1934 config SYS_HAS_CPU_BMIPS4350 << 1935 bool << 1936 select SYS_HAS_CPU_BMIPS << 1937 << 1938 config SYS_HAS_CPU_BMIPS4380 << 1939 bool << 1940 select SYS_HAS_CPU_BMIPS << 1941 << 1942 config SYS_HAS_CPU_BMIPS5000 << 1943 bool << 1944 select SYS_HAS_CPU_BMIPS << 1945 58 1946 # !! 59 config NO_IOPORT_MAP 1947 # CPU may reorder R->R, R->W, W->R, W->W !! 60 def_bool y 1948 # Reordering beyond LL and SC is handled in W << 1949 # << 1950 config WEAK_ORDERING << 1951 bool << 1952 << 1953 # << 1954 # CPU may reorder reads and writes beyond LL/ << 1955 # CPU may reorder R->LL, R->LL, W->LL, W->LL, << 1956 # << 1957 config WEAK_REORDERING_BEYOND_LLSC << 1958 bool << 1959 endmenu << 1960 << 1961 # << 1962 # These two indicate any level of the MIPS32 << 1963 # << 1964 config CPU_MIPS32 << 1965 bool << 1966 default y if CPU_MIPS32_R1 || CPU_MIP << 1967 CPU_MIPS32_R6 || CPU_P56 << 1968 << 1969 config CPU_MIPS64 << 1970 bool << 1971 default y if CPU_MIPS64_R1 || CPU_MIP << 1972 CPU_MIPS64_R6 || CPU_LOO << 1973 << 1974 # << 1975 # These indicate the revision of the architec << 1976 # << 1977 config CPU_MIPSR1 << 1978 bool << 1979 default y if CPU_MIPS32_R1 || CPU_MIP << 1980 << 1981 config CPU_MIPSR2 << 1982 bool << 1983 default y if CPU_MIPS32_R2 || CPU_MIP << 1984 select CPU_HAS_RIXI << 1985 select CPU_HAS_DIEI if !CPU_DIEI_BROK << 1986 select MIPS_SPRAM << 1987 << 1988 config CPU_MIPSR5 << 1989 bool << 1990 default y if CPU_MIPS32_R5 || CPU_MIP << 1991 select CPU_HAS_RIXI << 1992 select CPU_HAS_DIEI if !CPU_DIEI_BROK << 1993 select MIPS_SPRAM << 1994 << 1995 config CPU_MIPSR6 << 1996 bool << 1997 default y if CPU_MIPS32_R6 || CPU_MIP << 1998 select CPU_HAS_RIXI << 1999 select CPU_HAS_DIEI if !CPU_DIEI_BROK << 2000 select HAVE_ARCH_BITREVERSE << 2001 select MIPS_ASID_BITS_VARIABLE << 2002 select MIPS_CRC_SUPPORT << 2003 select MIPS_SPRAM << 2004 << 2005 config TARGET_ISA_REV << 2006 int << 2007 default 1 if CPU_MIPSR1 << 2008 default 2 if CPU_MIPSR2 << 2009 default 5 if CPU_MIPSR5 << 2010 default 6 if CPU_MIPSR6 << 2011 default 0 << 2012 help << 2013 Reflects the ISA revision being tar << 2014 is effectively the Kconfig equivale << 2015 << 2016 config EVA << 2017 bool << 2018 << 2019 config XPA << 2020 bool << 2021 << 2022 config SYS_SUPPORTS_32BIT_KERNEL << 2023 bool << 2024 config SYS_SUPPORTS_64BIT_KERNEL << 2025 bool << 2026 config CPU_SUPPORTS_32BIT_KERNEL << 2027 bool << 2028 config CPU_SUPPORTS_64BIT_KERNEL << 2029 bool << 2030 config CPU_SUPPORTS_CPUFREQ << 2031 bool << 2032 config CPU_SUPPORTS_ADDRWINCFG << 2033 bool << 2034 config CPU_SUPPORTS_HUGEPAGES << 2035 bool << 2036 depends on !(32BIT && (PHYS_ADDR_T_64 << 2037 config CPU_SUPPORTS_VZ << 2038 bool << 2039 config MIPS_PGD_C0_CONTEXT << 2040 bool << 2041 depends on 64BIT << 2042 default y if (CPU_MIPSR2 || CPU_MIPSR << 2043 << 2044 # << 2045 # Set to y for ptrace access to watch registe << 2046 # << 2047 config HARDWARE_WATCHPOINTS << 2048 bool << 2049 default y if CPU_MIPSR1 || CPU_MIPSR2 << 2050 << 2051 menu "Kernel type" << 2052 << 2053 choice << 2054 prompt "Kernel code model" << 2055 help << 2056 You should only select this option << 2057 actually benefits from 64-bit proce << 2058 large memory. You will only be pre << 2059 menu if your system does not suppor << 2060 << 2061 config 32BIT << 2062 bool "32-bit kernel" << 2063 depends on CPU_SUPPORTS_32BIT_KERNEL << 2064 select TRAD_SIGNALS << 2065 help << 2066 Select this option if you want to b << 2067 << 2068 config 64BIT << 2069 bool "64-bit kernel" << 2070 depends on CPU_SUPPORTS_64BIT_KERNEL << 2071 help << 2072 Select this option if you want to b << 2073 << 2074 endchoice << 2075 << 2076 config MIPS_VA_BITS_48 << 2077 bool "48 bits virtual memory" << 2078 depends on 64BIT << 2079 help << 2080 Support a maximum at least 48 bits << 2081 memory. Default is 40 bits or less << 2082 For page sizes 16k and above, this << 2083 memory overhead for page tables. F << 2084 level of page tables is added which << 2085 overhead as well as slower TLB faul << 2086 << 2087 If unsure, say N. << 2088 << 2089 config ZBOOT_LOAD_ADDRESS << 2090 hex "Compressed kernel load address" << 2091 default 0xffffffff80400000 if BCM47XX << 2092 default 0x0 << 2093 depends on SYS_SUPPORTS_ZBOOT << 2094 help << 2095 The address to load compressed kern << 2096 << 2097 This is only used if non-zero. << 2098 << 2099 config ARCH_FORCE_MAX_ORDER << 2100 int "Maximum zone order" << 2101 default "13" if MIPS_HUGE_TLB_SUPPORT << 2102 default "12" if MIPS_HUGE_TLB_SUPPORT << 2103 default "11" if MIPS_HUGE_TLB_SUPPORT << 2104 default "10" << 2105 help << 2106 The kernel memory allocator divides << 2107 blocks into "zones", where each zon << 2108 pages. This option selects the lar << 2109 keeps in the memory allocator. If << 2110 blocks of physically contiguous mem << 2111 increase this value. << 2112 << 2113 The page size is not necessarily 4K << 2114 when choosing a value for this opti << 2115 << 2116 config BOARD_SCACHE << 2117 bool << 2118 << 2119 config IP22_CPU_SCACHE << 2120 bool << 2121 select BOARD_SCACHE << 2122 << 2123 # << 2124 # Support for a MIPS32 / MIPS64 style S-cache << 2125 # << 2126 config MIPS_CPU_SCACHE << 2127 bool << 2128 select BOARD_SCACHE << 2129 << 2130 config R5000_CPU_SCACHE << 2131 bool << 2132 select BOARD_SCACHE << 2133 << 2134 config RM7000_CPU_SCACHE << 2135 bool << 2136 select BOARD_SCACHE << 2137 << 2138 config SIBYTE_DMA_PAGEOPS << 2139 bool "Use DMA to clear/copy pages" << 2140 depends on CPU_SB1 << 2141 help << 2142 Instead of using the CPU to zero an << 2143 channel. These DMA channels are ot << 2144 SiByte Linux port. Seems to give a << 2145 << 2146 config CPU_HAS_PREFETCH << 2147 bool << 2148 << 2149 config CPU_GENERIC_DUMP_TLB << 2150 bool << 2151 default y if !CPU_R3000 << 2152 << 2153 config MIPS_FP_SUPPORT << 2154 bool "Floating Point support" if EXPE << 2155 default y << 2156 help << 2157 Select y to include support for flo << 2158 including initialization of FPU har << 2159 and emulation of an FPU where neces << 2160 userland program attempting to use << 2161 receive a SIGILL. << 2162 << 2163 If you know that your userland will << 2164 instructions then you can say n her << 2165 << 2166 If unsure, say y. << 2167 << 2168 config CPU_R2300_FPU << 2169 bool << 2170 depends on MIPS_FP_SUPPORT << 2171 default y if CPU_R3000 << 2172 << 2173 config CPU_R3K_TLB << 2174 bool << 2175 << 2176 config CPU_R4K_FPU << 2177 bool << 2178 depends on MIPS_FP_SUPPORT << 2179 default y if !CPU_R2300_FPU << 2180 << 2181 config CPU_R4K_CACHE_TLB << 2182 bool << 2183 default y if !(CPU_R3K_TLB || CPU_SB1 << 2184 << 2185 config MIPS_MT_SMP << 2186 bool "MIPS MT SMP support (1 TC on ea << 2187 default y << 2188 depends on TARGET_ISA_REV > 0 && TARG << 2189 depends on SYS_SUPPORTS_MULTITHREADIN << 2190 select CPU_MIPSR2_IRQ_VI << 2191 select CPU_MIPSR2_IRQ_EI << 2192 select SYNC_R4K << 2193 select MIPS_MT << 2194 select SMP << 2195 select SMP_UP << 2196 select SYS_SUPPORTS_SMP << 2197 select SYS_SUPPORTS_SCHED_SMT << 2198 select MIPS_PERF_SHARED_TC_COUNTERS << 2199 help << 2200 This is a kernel model which is kno << 2201 on cores with the MT ASE and uses t << 2202 virtual processors which supports S << 2203 Intel Hyperthreading feature. For f << 2204 <http://www.imgtec.com/mips/mips-mu << 2205 << 2206 config MIPS_MT << 2207 bool << 2208 << 2209 config SCHED_SMT << 2210 bool "SMT (multithreading) scheduler << 2211 depends on SYS_SUPPORTS_SCHED_SMT << 2212 default n << 2213 help << 2214 SMT scheduler support improves the << 2215 when dealing with MIPS MT enabled c << 2216 increased overhead in some places. << 2217 << 2218 config SYS_SUPPORTS_SCHED_SMT << 2219 bool << 2220 << 2221 config SYS_SUPPORTS_MULTITHREADING << 2222 bool << 2223 << 2224 config MIPS_MT_FPAFF << 2225 bool "Dynamic FPU affinity for FP-int << 2226 default y << 2227 depends on MIPS_MT_SMP << 2228 << 2229 config MIPSR2_TO_R6_EMULATOR << 2230 bool "MIPS R2-to-R6 emulator" << 2231 depends on CPU_MIPSR6 << 2232 depends on MIPS_FP_SUPPORT << 2233 default y << 2234 help << 2235 Choose this option if you want to r << 2236 Even if you say 'Y' here, the emula << 2237 default. You can enable it using th << 2238 The only reason this is a build-tim << 2239 final kernel image. << 2240 << 2241 config SYS_SUPPORTS_VPE_LOADER << 2242 bool << 2243 depends on SYS_SUPPORTS_MULTITHREADIN << 2244 help << 2245 Indicates that the platform support << 2246 physical_memsize. << 2247 << 2248 config MIPS_VPE_LOADER << 2249 bool "VPE loader support." << 2250 depends on SYS_SUPPORTS_VPE_LOADER && << 2251 select CPU_MIPSR2_IRQ_VI << 2252 select CPU_MIPSR2_IRQ_EI << 2253 select MIPS_MT << 2254 help << 2255 Includes a loader for loading an el << 2256 onto another VPE and running it. << 2257 << 2258 config MIPS_VPE_LOADER_MT << 2259 bool << 2260 default "y" << 2261 depends on MIPS_VPE_LOADER << 2262 << 2263 config MIPS_VPE_LOADER_TOM << 2264 bool "Load VPE program into memory hi << 2265 depends on MIPS_VPE_LOADER << 2266 default y << 2267 help << 2268 The loader can use memory that is p << 2269 Linux using the kernel command line << 2270 you to ensure the amount you put in << 2271 program requires is less or equal t << 2272 << 2273 config MIPS_VPE_APSP_API << 2274 bool "Enable support for AP/SP API (R << 2275 depends on MIPS_VPE_LOADER << 2276 << 2277 config MIPS_VPE_APSP_API_MT << 2278 bool << 2279 default "y" << 2280 depends on MIPS_VPE_APSP_API << 2281 << 2282 config MIPS_CPS << 2283 bool "MIPS Coherent Processing System << 2284 depends on SYS_SUPPORTS_MIPS_CPS << 2285 select MIPS_CM << 2286 select MIPS_CPS_PM if HOTPLUG_CPU << 2287 select SMP << 2288 select HOTPLUG_CORE_SYNC_DEAD if HOTP << 2289 select SYNC_R4K if (CEVT_R4K || CSRC_ << 2290 select SYS_SUPPORTS_HOTPLUG_CPU << 2291 select SYS_SUPPORTS_SCHED_SMT if CPU_ << 2292 select SYS_SUPPORTS_SMP << 2293 select WEAK_ORDERING << 2294 select GENERIC_IRQ_MIGRATION if HOTPL << 2295 help << 2296 Select this if you wish to run an S << 2297 within a MIPS Coherent Processing S << 2298 enabled the kernel will probe for o << 2299 no external assistance. It is safe << 2300 support is unavailable. << 2301 << 2302 config MIPS_CPS_PM << 2303 depends on MIPS_CPS << 2304 bool << 2305 << 2306 config MIPS_CM << 2307 bool << 2308 select MIPS_CPC << 2309 << 2310 config MIPS_CPC << 2311 bool << 2312 << 2313 config SB1_PASS_2_WORKAROUNDS << 2314 bool << 2315 depends on CPU_SB1 && (CPU_SB1_PASS_2 << 2316 default y << 2317 << 2318 config SB1_PASS_2_1_WORKAROUNDS << 2319 bool << 2320 depends on CPU_SB1 && CPU_SB1_PASS_2 << 2321 default y << 2322 << 2323 choice << 2324 prompt "SmartMIPS or microMIPS ASE su << 2325 << 2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS << 2327 bool "None" << 2328 help << 2329 Select this if you want neither mic << 2330 << 2331 config CPU_HAS_SMARTMIPS << 2332 depends on SYS_SUPPORTS_SMARTMIPS << 2333 bool "SmartMIPS" << 2334 help << 2335 SmartMIPS is a extension of the MIP << 2336 increased security at both hardware << 2337 smartcards. Enabling this option w << 2338 SmartMIPS instructions by Linux app << 2339 this option will not work on a MIPS << 2340 you don't know you probably don't h << 2341 here. << 2342 << 2343 config CPU_MICROMIPS << 2344 depends on 32BIT && SYS_SUPPORTS_MICR << 2345 bool "microMIPS" << 2346 help << 2347 When this option is enabled the ker << 2348 microMIPS ISA << 2349 << 2350 endchoice << 2351 << 2352 config CPU_HAS_MSA << 2353 bool "Support for the MIPS SIMD Archi << 2354 depends on CPU_SUPPORTS_MSA << 2355 depends on MIPS_FP_SUPPORT << 2356 depends on 64BIT || MIPS_O32_FP64_SUP << 2357 help << 2358 MIPS SIMD Architecture (MSA) introd << 2359 and a set of SIMD instructions to o << 2360 is enabled the kernel will support << 2361 vector register contexts. If you kn << 2362 running on CPUs which do not suppor << 2363 not be making use of it then you ma << 2364 the size & complexity of your kerne << 2365 << 2366 If unsure, say Y. << 2367 << 2368 config CPU_HAS_WB << 2369 bool << 2370 << 2371 config XKS01 << 2372 bool << 2373 << 2374 config CPU_HAS_DIEI << 2375 depends on !CPU_DIEI_BROKEN << 2376 bool << 2377 << 2378 config CPU_DIEI_BROKEN << 2379 bool << 2380 << 2381 config CPU_HAS_RIXI << 2382 bool << 2383 << 2384 config CPU_NO_LOAD_STORE_LR << 2385 bool << 2386 help << 2387 CPU lacks support for unaligned loa << 2388 LWL, LWR, SWL, SWR (Load/store word << 2389 LDL, LDR, SDL, SDR (Load/store doub << 2390 systems). << 2391 << 2392 # << 2393 # Vectored interrupt mode is an R2 feature << 2394 # << 2395 config CPU_MIPSR2_IRQ_VI << 2396 bool << 2397 61 2398 # !! 62 config NO_DMA 2399 # Extended interrupt mode is an R2 feature !! 63 def_bool (MMU && SUN3) || (!MMU && !COLDFIRE) 2400 # << 2401 config CPU_MIPSR2_IRQ_EI << 2402 bool << 2403 64 2404 config CPU_HAS_SYNC !! 65 config ZONE_DMA 2405 bool 66 bool 2406 depends on !CPU_R3000 << 2407 default y 67 default y 2408 68 2409 # !! 69 config HZ 2410 # CPU non-features << 2411 # << 2412 << 2413 # Work around the "daddi" and "daddiu" CPU er << 2414 # << 2415 # - The `daddi' instruction fails to trap on << 2416 # "MIPS R4000PC/SC Errata, Processor Revisi << 2417 # erratum #23 << 2418 # << 2419 # - The `daddiu' instruction can produce an i << 2420 # "MIPS R4000PC/SC Errata, Processor Revisi << 2421 # erratum #41 << 2422 # "MIPS R4000MC Errata, Processor Revision << 2423 # #15 << 2424 # "MIPS R4400PC/SC Errata, Processor Revisi << 2425 # "MIPS R4400MC Errata, Processor Revision << 2426 config CPU_DADDI_WORKAROUNDS << 2427 bool << 2428 << 2429 # Work around certain R4000 CPU errata (as im << 2430 # << 2431 # - A double-word or a variable shift may giv << 2432 # if executed immediately after starting an << 2433 # "MIPS R4000PC/SC Errata, Processor Revisi << 2434 # erratum #28 << 2435 # "MIPS R4000MC Errata, Processor Revision << 2436 # #19 << 2437 # << 2438 # - A double-word or a variable shift may giv << 2439 # if executed while an integer multiplicati << 2440 # "MIPS R4000PC/SC Errata, Processor Revisi << 2441 # errata #16 & #28 << 2442 # << 2443 # - An integer division may give an incorrect << 2444 # a delay slot of a taken branch or a jump: << 2445 # "MIPS R4000PC/SC Errata, Processor Revisi << 2446 # erratum #52 << 2447 config CPU_R4000_WORKAROUNDS << 2448 bool << 2449 select CPU_R4400_WORKAROUNDS << 2450 << 2451 # Work around certain R4400 CPU errata (as im << 2452 # << 2453 # - A double-word or a variable shift may giv << 2454 # if executed immediately after starting an << 2455 # "MIPS R4400MC Errata, Processor Revision << 2456 # "MIPS R4400MC Errata, Processor Revision << 2457 config CPU_R4400_WORKAROUNDS << 2458 bool << 2459 << 2460 config CPU_R4X00_BUGS64 << 2461 bool << 2462 default y if SYS_HAS_CPU_R4X00 && 64B << 2463 << 2464 config MIPS_ASID_SHIFT << 2465 int << 2466 default 6 if CPU_R3000 << 2467 default 0 << 2468 << 2469 config MIPS_ASID_BITS << 2470 int 70 int 2471 default 0 if MIPS_ASID_BITS_VARIABLE !! 71 default 1000 if CLEOPATRA 2472 default 6 if CPU_R3000 !! 72 default 100 2473 default 8 << 2474 << 2475 config MIPS_ASID_BITS_VARIABLE << 2476 bool << 2477 << 2478 config MIPS_CRC_SUPPORT << 2479 bool << 2480 << 2481 # R4600 erratum. Due to the lack of errata i << 2482 # technical details aren't known. I've exper << 2483 # interrupts during indexed I-cache flushes s << 2484 # with the issue. << 2485 config WAR_R4600_V1_INDEX_ICACHEOP << 2486 bool << 2487 << 2488 # Pleasures of the R4600 V1.x. Cite from the << 2489 # << 2490 # 18. The CACHE instructions Hit_Writeback_I << 2491 # Hit_Invalidate_D and Create_Dirty_Excl << 2492 # executed if there is no other dcache a << 2493 # accessed for another instruction immed << 2494 # cache instructions are executing, it i << 2495 # tag match outputs used by these cache << 2496 # incorrect. These cache instructions sh << 2497 # four instructions that are not any kin << 2498 # instruction. << 2499 # << 2500 # This is not allowed: lw << 2501 # nop << 2502 # nop << 2503 # nop << 2504 # cache Hi << 2505 # << 2506 # This is allowed: lw << 2507 # nop << 2508 # nop << 2509 # nop << 2510 # nop << 2511 # cache Hi << 2512 config WAR_R4600_V1_HIT_CACHEOP << 2513 bool << 2514 << 2515 # Writeback and invalidate the primary cache << 2516 # << 2517 # R4600 v2.0 bug: "The CACHE instructions Hit << 2518 # Hit_Writeback_D, Hit_Invalidate_D and Creat << 2519 # operate correctly if the internal data cach << 2520 # CACHE instructions should be separated from << 2521 # by a load instruction to an uncached addres << 2522 # (Revision 2.0 device errata from IDT availa << 2523 # in .pdf format.) << 2524 config WAR_R4600_V2_HIT_CACHEOP << 2525 bool << 2526 << 2527 # From TX49/H2 manual: "If the instruction (i << 2528 # the line which this instruction itself exis << 2529 # operation is not guaranteed." << 2530 # << 2531 # Workaround: do two phase flushing for Index << 2532 config WAR_TX49XX_ICACHE_INDEX_INV << 2533 bool << 2534 << 2535 # The RM7000 processors and the E9000 cores h << 2536 # opposes it being called that) where invalid << 2537 # I-cache line worth of instructions being fe << 2538 # exceptions. << 2539 config WAR_ICACHE_REFILLS << 2540 bool << 2541 << 2542 # On the R10000 up to version 2.6 (not sure a << 2543 # may cause ll / sc and lld / scd sequences t << 2544 config WAR_R10000_LLSC << 2545 bool << 2546 << 2547 # 34K core erratum: "Problems Executing the T << 2548 config WAR_MIPS34K_MISSED_ITLB << 2549 bool << 2550 << 2551 # << 2552 # - Highmem only makes sense for the 32-bit k << 2553 # - The current highmem code will only work p << 2554 # caches such as R3000, SB1, R7000 or those << 2555 # indexed such as R4000/R4400 SC and MC ver << 2556 # moment we protect the user and offer the << 2557 # where it's known to be safe. This will n << 2558 # such as MIPS32 and MIPS64 CPUs which may << 2559 # indexed CPUs but we're playing safe. << 2560 # - We use SYS_SUPPORTS_HIGHMEM to offer high << 2561 # know they might have memory configuration << 2562 # support. << 2563 # << 2564 config HIGHMEM << 2565 bool "High Memory Support" << 2566 depends on 32BIT && CPU_SUPPORTS_HIGH << 2567 select KMAP_LOCAL << 2568 << 2569 config CPU_SUPPORTS_HIGHMEM << 2570 bool << 2571 << 2572 config SYS_SUPPORTS_HIGHMEM << 2573 bool << 2574 << 2575 config SYS_SUPPORTS_SMARTMIPS << 2576 bool << 2577 << 2578 config SYS_SUPPORTS_MICROMIPS << 2579 bool << 2580 << 2581 config SYS_SUPPORTS_MIPS16 << 2582 bool << 2583 help << 2584 This option must be set if a kernel << 2585 enabled CPU even if MIPS16 is not a << 2586 words, it makes the kernel MIPS16-t << 2587 << 2588 config CPU_SUPPORTS_MSA << 2589 bool << 2590 << 2591 config ARCH_FLATMEM_ENABLE << 2592 def_bool y << 2593 depends on !NUMA && !CPU_LOONGSON2EF << 2594 << 2595 config ARCH_SPARSEMEM_ENABLE << 2596 bool << 2597 << 2598 config NUMA << 2599 bool "NUMA Support" << 2600 depends on SYS_SUPPORTS_NUMA << 2601 select SMP << 2602 select HAVE_SETUP_PER_CPU_AREA << 2603 select NEED_PER_CPU_EMBED_FIRST_CHUNK << 2604 help << 2605 Say Y to compile the kernel to supp << 2606 Access). This option improves perf << 2607 than two nodes; on two node systems << 2608 leave it disabled; on single node s << 2609 disabled. << 2610 << 2611 config SYS_SUPPORTS_NUMA << 2612 bool << 2613 << 2614 config RELOCATABLE << 2615 bool "Relocatable kernel" << 2616 depends on SYS_SUPPORTS_RELOCATABLE << 2617 depends on CPU_MIPS32_R2 || CPU_MIPS6 << 2618 CPU_MIPS32_R5 || CPU_MIPS6 << 2619 CPU_MIPS32_R6 || CPU_MIPS6 << 2620 CPU_P5600 || CAVIUM_OCTEON << 2621 CPU_LOONGSON64 << 2622 help << 2623 This builds a kernel image that ret << 2624 so it can be loaded someplace besid << 2625 The relocations make the kernel bin << 2626 but are discarded at runtime << 2627 << 2628 config RELOCATION_TABLE_SIZE << 2629 hex "Relocation table size" << 2630 depends on RELOCATABLE << 2631 range 0x0 0x01000000 << 2632 default "0x00200000" if CPU_LOONGSON6 << 2633 default "0x00100000" << 2634 help << 2635 A table of relocation data will be << 2636 and parsed at boot to fix up the re << 2637 << 2638 This option allows the amount of sp << 2639 adjusted, although the default of 1 << 2640 << 2641 The build will fail and a valid siz << 2642 << 2643 If unsure, leave at the default val << 2644 << 2645 config RANDOMIZE_BASE << 2646 bool "Randomize the address of the ke << 2647 depends on RELOCATABLE << 2648 help << 2649 Randomizes the physical and virtual << 2650 kernel image is loaded, as a securi << 2651 deters exploit attempts relying on << 2652 of kernel internals. << 2653 << 2654 Entropy is generated using any copr << 2655 << 2656 The kernel will be offset by up to << 2657 << 2658 If unsure, say N. << 2659 << 2660 config RANDOMIZE_BASE_MAX_OFFSET << 2661 hex "Maximum kASLR offset" if EXPERT << 2662 depends on RANDOMIZE_BASE << 2663 range 0x0 0x40000000 if EVA || 64BIT << 2664 range 0x0 0x08000000 << 2665 default "0x01000000" << 2666 help << 2667 When kASLR is active, this provides << 2668 be applied to the kernel image. It << 2669 amount of physical RAM available in << 2670 PHYSICAL_START and must be a power << 2671 73 2672 This is limited by the size of KSEG !! 74 config PGTABLE_LEVELS 2673 EVA or 64-bit. The default is 16Mb. !! 75 default 2 if SUN3 || COLDFIRE >> 76 default 3 2674 77 2675 config NODES_SHIFT !! 78 source "init/Kconfig" 2676 int << 2677 default "6" << 2678 depends on NUMA << 2679 79 2680 config HW_PERF_EVENTS !! 80 source "kernel/Kconfig.freezer" 2681 bool "Enable hardware performance cou << 2682 depends on PERF_EVENTS && (CPU_MIPS32 << 2683 default y << 2684 help << 2685 Enable hardware performance counter << 2686 disabled, perf events will use soft << 2687 81 2688 config DMI !! 82 config MMU 2689 bool "Enable DMI scanning" !! 83 bool "MMU-based Paged Memory Management Support" 2690 depends on MACH_LOONGSON64 << 2691 select DMI_SCAN_MACHINE_NON_EFI_FALLB << 2692 default y 84 default y 2693 help 85 help 2694 Enabled scanning of DMI to identify !! 86 Select if you want MMU-based virtualised addressing space 2695 here unless you have verified that !! 87 support by paged memory management. If unsure, say 'Y'. 2696 affected by entries in the DMI blac << 2697 BIOS code. << 2698 << 2699 config SMP << 2700 bool "Multi-Processing support" << 2701 depends on SYS_SUPPORTS_SMP << 2702 help << 2703 This enables support for systems wi << 2704 a system with only one CPU, say N. << 2705 than one CPU, say Y. << 2706 << 2707 If you say N here, the kernel will << 2708 machines, but will use only one CPU << 2709 you say Y here, the kernel will run << 2710 uniprocessor machines. On a uniproc << 2711 will run faster if you say N here. << 2712 << 2713 People using multiprocessor machine << 2714 Y to "Enhanced Real Time Clock Supp << 2715 << 2716 See also the SMP-HOWTO available at << 2717 <https://www.tldp.org/docs.html#how << 2718 << 2719 If you don't know what to do here, << 2720 << 2721 config HOTPLUG_CPU << 2722 bool "Support for hot-pluggable CPUs" << 2723 depends on SMP && SYS_SUPPORTS_HOTPLU << 2724 help << 2725 Say Y here to allow turning CPUs of << 2726 controlled through /sys/devices/sys << 2727 (Note: power management support wil << 2728 automatically on SMP systems. ) << 2729 Say N if you want to disable CPU ho << 2730 88 2731 config SMP_UP !! 89 config MMU_MOTOROLA 2732 bool 90 bool 2733 91 2734 config SYS_SUPPORTS_MIPS_CPS !! 92 config MMU_COLDFIRE 2735 bool 93 bool 2736 94 2737 config SYS_SUPPORTS_SMP !! 95 config MMU_SUN3 2738 bool 96 bool >> 97 depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 2739 98 2740 config NR_CPUS_DEFAULT_4 !! 99 config KEXEC 2741 bool !! 100 bool "kexec system call" 2742 !! 101 depends on M68KCLASSIC 2743 config NR_CPUS_DEFAULT_8 !! 102 select KEXEC_CORE 2744 bool << 2745 << 2746 config NR_CPUS_DEFAULT_16 << 2747 bool << 2748 << 2749 config NR_CPUS_DEFAULT_32 << 2750 bool << 2751 << 2752 config NR_CPUS_DEFAULT_64 << 2753 bool << 2754 << 2755 config NR_CPUS << 2756 int "Maximum number of CPUs (2-256)" << 2757 range 2 256 << 2758 depends on SMP << 2759 default "4" if NR_CPUS_DEFAULT_4 << 2760 default "8" if NR_CPUS_DEFAULT_8 << 2761 default "16" if NR_CPUS_DEFAULT_16 << 2762 default "32" if NR_CPUS_DEFAULT_32 << 2763 default "64" if NR_CPUS_DEFAULT_64 << 2764 help 103 help 2765 This allows you to specify the maxi !! 104 kexec is a system call that implements the ability to shutdown your 2766 kernel will support. The maximum s !! 105 current kernel, and to start another kernel. It is like a reboot 2767 kernel and 64 for 64-bit kernels; t !! 106 but it is independent of the system firmware. And like a reboot 2768 sense is 1 for Qemu (useful only fo !! 107 you can start any kernel with it, not just Linux. 2769 and 2 for all others. << 2770 << 2771 This is purely to save memory - eac << 2772 approximately eight kilobytes to th << 2773 performance should round up your nu << 2774 power of two. << 2775 << 2776 config MIPS_PERF_SHARED_TC_COUNTERS << 2777 bool << 2778 << 2779 config MIPS_NR_CPU_NR_MAP_1024 << 2780 bool << 2781 << 2782 config MIPS_NR_CPU_NR_MAP << 2783 int << 2784 depends on SMP << 2785 default 1024 if MIPS_NR_CPU_NR_MAP_10 << 2786 default NR_CPUS if !MIPS_NR_CPU_NR_MA << 2787 << 2788 # << 2789 # Timer Interrupt Frequency Configuration << 2790 # << 2791 << 2792 choice << 2793 prompt "Timer frequency" << 2794 default HZ_250 << 2795 help << 2796 Allows the configuration of the tim << 2797 << 2798 config HZ_24 << 2799 bool "24 HZ" if SYS_SUPPORTS_ << 2800 << 2801 config HZ_48 << 2802 bool "48 HZ" if SYS_SUPPORTS_ << 2803 << 2804 config HZ_100 << 2805 bool "100 HZ" if SYS_SUPPORTS << 2806 108 2807 config HZ_128 !! 109 The name comes from the similarity to the exec system call. 2808 bool "128 HZ" if SYS_SUPPORTS << 2809 110 2810 config HZ_250 !! 111 It is an ongoing process to be certain the hardware in a machine 2811 bool "250 HZ" if SYS_SUPPORTS !! 112 is properly shutdown, so do not be surprised if this code does not >> 113 initially work for you. As of this writing the exact hardware >> 114 interface is strongly in flux, so no good recommendation can be >> 115 made. 2812 116 2813 config HZ_256 !! 117 config BOOTINFO_PROC 2814 bool "256 HZ" if SYS_SUPPORTS !! 118 bool "Export bootinfo in procfs" 2815 !! 119 depends on KEXEC && M68KCLASSIC 2816 config HZ_1000 << 2817 bool "1000 HZ" if SYS_SUPPORT << 2818 << 2819 config HZ_1024 << 2820 bool "1024 HZ" if SYS_SUPPORT << 2821 << 2822 endchoice << 2823 << 2824 config SYS_SUPPORTS_24HZ << 2825 bool << 2826 << 2827 config SYS_SUPPORTS_48HZ << 2828 bool << 2829 << 2830 config SYS_SUPPORTS_100HZ << 2831 bool << 2832 << 2833 config SYS_SUPPORTS_128HZ << 2834 bool << 2835 << 2836 config SYS_SUPPORTS_250HZ << 2837 bool << 2838 << 2839 config SYS_SUPPORTS_256HZ << 2840 bool << 2841 << 2842 config SYS_SUPPORTS_1000HZ << 2843 bool << 2844 << 2845 config SYS_SUPPORTS_1024HZ << 2846 bool << 2847 << 2848 config SYS_SUPPORTS_ARBIT_HZ << 2849 bool << 2850 default y if !SYS_SUPPORTS_24HZ && \ << 2851 !SYS_SUPPORTS_48HZ && \ << 2852 !SYS_SUPPORTS_100HZ && \ << 2853 !SYS_SUPPORTS_128HZ && \ << 2854 !SYS_SUPPORTS_250HZ && \ << 2855 !SYS_SUPPORTS_256HZ && \ << 2856 !SYS_SUPPORTS_1000HZ && << 2857 !SYS_SUPPORTS_1024HZ << 2858 << 2859 config HZ << 2860 int << 2861 default 24 if HZ_24 << 2862 default 48 if HZ_48 << 2863 default 100 if HZ_100 << 2864 default 128 if HZ_128 << 2865 default 250 if HZ_250 << 2866 default 256 if HZ_256 << 2867 default 1000 if HZ_1000 << 2868 default 1024 if HZ_1024 << 2869 << 2870 config SCHED_HRTICK << 2871 def_bool HIGH_RES_TIMERS << 2872 << 2873 config ARCH_SUPPORTS_KEXEC << 2874 def_bool y << 2875 << 2876 config ARCH_SUPPORTS_CRASH_DUMP << 2877 def_bool y << 2878 << 2879 config PHYSICAL_START << 2880 hex "Physical address where the kerne << 2881 default "0xffffffff84000000" << 2882 depends on CRASH_DUMP << 2883 help 120 help 2884 This gives the CKSEG0 or KSEG0 addr !! 121 Say Y to export the bootinfo used to boot the kernel in a 2885 If you plan to use kernel for captu !! 122 "bootinfo" file in procfs. This is useful with kexec. 2886 this value to start of the reserved << 2887 specified in the "crashkernel=YM@XM << 2888 passed to the panic-ed kernel). << 2889 << 2890 config MIPS_O32_FP64_SUPPORT << 2891 bool "Support for O32 binaries using << 2892 depends on 32BIT || MIPS32_O32 << 2893 help << 2894 When this is enabled, the kernel wi << 2895 point registers with binaries using << 2896 EF_MIPS_FP64 ELF header flag (typic << 2897 32-bit MIPS systems this support is << 2898 size and complexity of the compiled << 2899 running a MIPS32 system and know th << 2900 will require 64-bit floating point, << 2901 of your kernel & potentially improv << 2902 saying N here. << 2903 << 2904 Although binutils currently support << 2905 concerning its effect upon the O32 << 2906 worked on. In order to avoid userla << 2907 behaviour before the details have b << 2908 be considered experimental and only << 2909 said details. << 2910 123 2911 If unsure, say N. !! 124 menu "Platform setup" 2912 125 2913 config USE_OF !! 126 source arch/m68k/Kconfig.cpu 2914 bool << 2915 select OF << 2916 select OF_EARLY_FLATTREE << 2917 select IRQ_DOMAIN << 2918 127 2919 config UHI_BOOT !! 128 source arch/m68k/Kconfig.machine 2920 bool << 2921 << 2922 config BUILTIN_DTB << 2923 bool << 2924 129 2925 choice !! 130 source arch/m68k/Kconfig.bus 2926 prompt "Kernel appended dtb support" << 2927 depends on USE_OF << 2928 default MIPS_NO_APPENDED_DTB << 2929 << 2930 config MIPS_NO_APPENDED_DTB << 2931 bool "None" << 2932 help << 2933 Do not enable appended dtb << 2934 << 2935 config MIPS_ELF_APPENDED_DTB << 2936 bool "vmlinux" << 2937 help << 2938 With this option, the boot << 2939 DTB) included in the vmlinu << 2940 it is empty and the DTB can << 2941 objcopy: << 2942 << 2943 objcopy --update-section << 2944 << 2945 This is meant as a backward << 2946 systems with a bootloader t << 2947 the documented boot protoco << 2948 << 2949 config MIPS_RAW_APPENDED_DTB << 2950 bool "vmlinux.bin or vmlinuz. << 2951 help << 2952 With this option, the boot << 2953 DTB) appended to raw vmlinu << 2954 (e.g. cat vmlinux.bin <file << 2955 << 2956 This is meant as a backward << 2957 systems with a bootloader t << 2958 the documented boot protoco << 2959 << 2960 Beware that there is very l << 2961 this option being confused << 2962 look like a DTB header afte << 2963 to vmlinux.bin. Do not lea << 2964 if you don't intend to alwa << 2965 endchoice << 2966 << 2967 choice << 2968 prompt "Kernel command line type" << 2969 depends on !CMDLINE_OVERRIDE << 2970 default MIPS_CMDLINE_FROM_DTB if USE_ << 2971 !MAC << 2972 !CAV << 2973 default MIPS_CMDLINE_FROM_BOOTLOADER << 2974 << 2975 config MIPS_CMDLINE_FROM_DTB << 2976 depends on USE_OF << 2977 bool "Dtb kernel arguments if << 2978 << 2979 config MIPS_CMDLINE_DTB_EXTEND << 2980 depends on USE_OF << 2981 bool "Extend dtb kernel argum << 2982 << 2983 config MIPS_CMDLINE_FROM_BOOTLOADER << 2984 bool "Bootloader kernel argum << 2985 << 2986 config MIPS_CMDLINE_BUILTIN_EXTEND << 2987 depends on CMDLINE_BOOL << 2988 bool "Extend builtin kernel a << 2989 endchoice << 2990 131 2991 endmenu 132 endmenu 2992 133 2993 config LOCKDEP_SUPPORT !! 134 menu "Kernel Features" 2994 bool << 2995 default y << 2996 << 2997 config STACKTRACE_SUPPORT << 2998 bool << 2999 default y << 3000 << 3001 config PGTABLE_LEVELS << 3002 int << 3003 default 4 if PAGE_SIZE_4KB && MIPS_VA << 3004 default 3 if 64BIT && (!PAGE_SIZE_64K << 3005 default 2 << 3006 << 3007 config MIPS_AUTO_PFN_OFFSET << 3008 bool << 3009 << 3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC << 3011 << 3012 config PCI_DRIVERS_GENERIC << 3013 select PCI_DOMAINS_GENERIC if PCI << 3014 bool << 3015 << 3016 config PCI_DRIVERS_LEGACY << 3017 def_bool !PCI_DRIVERS_GENERIC << 3018 select NO_GENERIC_PCI_IOPORT_MAP << 3019 select PCI_DOMAINS if PCI << 3020 << 3021 # << 3022 # ISA support is now enabled via select. Too << 3023 # or other ISA chip on the board that users d << 3024 # users to choose the right thing ... << 3025 # << 3026 config ISA << 3027 bool << 3028 << 3029 config TC << 3030 bool "TURBOchannel support" << 3031 depends on MACH_DECSTATION << 3032 help << 3033 TURBOchannel is a DEC (now Compaq ( << 3034 processors. TURBOchannel programmi << 3035 at: << 3036 <ftp://ftp.hp.com/pub/alphaserver/a << 3037 and: << 3038 <http://www.computer-refuge.org/cla << 3039 Linux driver support status is docu << 3040 <http://www.linux-mips.org/wiki/DEC << 3041 << 3042 config MMU << 3043 bool << 3044 default y << 3045 << 3046 config ARCH_MMAP_RND_BITS_MIN << 3047 default 12 if 64BIT << 3048 default 8 << 3049 135 3050 config ARCH_MMAP_RND_BITS_MAX !! 136 if COLDFIRE 3051 default 18 if 64BIT !! 137 source "kernel/Kconfig.preempt" 3052 default 15 !! 138 endif 3053 139 3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN !! 140 source "mm/Kconfig" 3055 default 8 << 3056 141 3057 config ARCH_MMAP_RND_COMPAT_BITS_MAX << 3058 default 15 << 3059 << 3060 config I8253 << 3061 bool << 3062 select CLKSRC_I8253 << 3063 select CLKEVT_I8253 << 3064 select MIPS_EXTERNAL_TIMER << 3065 endmenu 142 endmenu 3066 143 3067 config TRAD_SIGNALS !! 144 menu "Executable file formats" 3068 bool << 3069 << 3070 config MIPS32_COMPAT << 3071 bool << 3072 << 3073 config COMPAT << 3074 bool << 3075 145 3076 config MIPS32_O32 !! 146 source "fs/Kconfig.binfmt" 3077 bool "Kernel support for o32 binaries << 3078 depends on 64BIT << 3079 select ARCH_WANT_OLD_COMPAT_IPC << 3080 select COMPAT << 3081 select MIPS32_COMPAT << 3082 help << 3083 Select this option if you want to r << 3084 32-bit binaries as used by the 32-b << 3085 existing binaries are in this forma << 3086 << 3087 If unsure, say Y. << 3088 << 3089 config MIPS32_N32 << 3090 bool "Kernel support for n32 binaries << 3091 depends on 64BIT << 3092 select ARCH_WANT_COMPAT_IPC_PARSE_VER << 3093 select COMPAT << 3094 select MIPS32_COMPAT << 3095 help << 3096 Select this option if you want to r << 3097 64-bit binaries using 32-bit quanti << 3098 data that would normally be 64-bit. << 3099 cases. << 3100 << 3101 If unsure, say N. << 3102 << 3103 config CC_HAS_MNO_BRANCH_LIKELY << 3104 def_bool y << 3105 depends on $(cc-option,-mno-branch-li << 3106 147 3107 # https://github.com/llvm/llvm-project/issues !! 148 endmenu 3108 config CC_HAS_BROKEN_INLINE_COMPAT_BRANCH << 3109 def_bool y if CC_IS_CLANG << 3110 149 >> 150 if !MMU 3111 menu "Power management options" 151 menu "Power management options" 3112 152 3113 config ARCH_HIBERNATION_POSSIBLE !! 153 config PM 3114 def_bool y !! 154 bool "Power Management support" 3115 depends on SYS_SUPPORTS_HOTPLUG_CPU | !! 155 help 3116 !! 156 Support processor power management modes 3117 config ARCH_SUSPEND_POSSIBLE << 3118 def_bool y << 3119 depends on SYS_SUPPORTS_HOTPLUG_CPU | << 3120 << 3121 source "kernel/power/Kconfig" << 3122 157 3123 endmenu 158 endmenu >> 159 endif 3124 160 3125 config MIPS_EXTERNAL_TIMER !! 161 source "net/Kconfig" 3126 bool << 3127 162 3128 menu "CPU Power Management" !! 163 source "drivers/Kconfig" 3129 164 3130 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIME !! 165 source "arch/m68k/Kconfig.devices" 3131 source "drivers/cpufreq/Kconfig" << 3132 endif # CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL << 3133 166 3134 source "drivers/cpuidle/Kconfig" !! 167 source "fs/Kconfig" 3135 168 3136 endmenu !! 169 source "arch/m68k/Kconfig.debug" >> 170 >> 171 source "security/Kconfig" 3137 172 3138 source "arch/mips/kvm/Kconfig" !! 173 source "crypto/Kconfig" 3139 174 3140 source "arch/mips/vdso/Kconfig" !! 175 source "lib/Kconfig"
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