Linux/arch/alpha/Kconfig

Version: ~ [ linux-6.12-rc7 ] ~ [ linux-6.11.7 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.60 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.116 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.171 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.229 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.285 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.323 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.12 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

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1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0 2 config ALPHA !! 2 config M68K 3 bool 3 bool 4 default y 4 default y 5 select ARCH_32BIT_USTAT_F_TINODE !! 5 select ARCH_32BIT_OFF_T >> 6 select ARCH_HAS_BINFMT_FLAT >> 7 select ARCH_HAS_CPU_CACHE_ALIASING >> 8 select ARCH_HAS_CPU_FINALIZE_INIT if MMU 6 select ARCH_HAS_CURRENT_STACK_POINTER 9 select ARCH_HAS_CURRENT_STACK_POINTER 7 select ARCH_HAS_DMA_OPS if PCI !! 10 select ARCH_HAS_DMA_PREP_COHERENT if M68K_NONCOHERENT_DMA && !COLDFIRE 8 select ARCH_MIGHT_HAVE_PC_PARPORT !! 11 select ARCH_HAS_SYNC_DMA_FOR_DEVICE if M68K_NONCOHERENT_DMA 9 select ARCH_MIGHT_HAVE_PC_SERIO !! 12 select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS 10 select ARCH_NO_PREEMPT !! 13 select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 11 select ARCH_NO_SG_CHAIN !! 14 select ARCH_NO_PREEMPT if !COLDFIRE 12 select ARCH_USE_CMPXCHG_LOCKREF !! 15 select ARCH_USE_MEMTEST if MMU_MOTOROLA 13 select FORCE_PCI << 14 select PCI_DOMAINS if PCI << 15 select PCI_SYSCALL if PCI << 16 select HAVE_ASM_MODVERSIONS << 17 select HAVE_PAGE_SIZE_8KB << 18 select HAVE_PCSPKR_PLATFORM << 19 select HAVE_PERF_EVENTS << 20 select NEED_DMA_MAP_STATE << 21 select NEED_SG_DMA_LENGTH << 22 select GENERIC_IRQ_PROBE << 23 select GENERIC_PCI_IOMAP << 24 select AUTO_IRQ_AFFINITY if SMP << 25 select GENERIC_IRQ_SHOW << 26 select ARCH_WANT_IPC_PARSE_VERSION 16 select ARCH_WANT_IPC_PARSE_VERSION 27 select ARCH_HAVE_NMI_SAFE_CMPXCHG !! 17 select BINFMT_FLAT_ARGVP_ENVP_ON_STACK 28 select AUDIT_ARCH !! 18 select DMA_DIRECT_REMAP if M68K_NONCOHERENT_DMA && !COLDFIRE 29 select GENERIC_CPU_VULNERABILITIES !! 19 select GENERIC_ATOMIC64 30 select GENERIC_SMP_IDLE_THREAD !! 20 select GENERIC_CPU_DEVICES 31 select HAS_IOPORT !! 21 select GENERIC_IOMAP if HAS_IOPORT 32 select HAVE_ARCH_AUDITSYSCALL !! 22 select GENERIC_IRQ_SHOW >> 23 select GENERIC_LIB_ASHLDI3 >> 24 select GENERIC_LIB_ASHRDI3 >> 25 select GENERIC_LIB_LSHRDI3 >> 26 select HAS_IOPORT if PCI || ISA || ATARI_ROM_ISA >> 27 select HAVE_ARCH_SECCOMP >> 28 select HAVE_ARCH_SECCOMP_FILTER >> 29 select HAVE_ASM_MODVERSIONS >> 30 select HAVE_DEBUG_BUGVERBOSE >> 31 select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED 33 select HAVE_MOD_ARCH_SPECIFIC 32 select HAVE_MOD_ARCH_SPECIFIC 34 select LOCK_MM_AND_FIND_VMA !! 33 select HAVE_UID16 >> 34 select MMU_GATHER_NO_RANGE if MMU >> 35 select MODULES_USE_ELF_REL 35 select MODULES_USE_ELF_RELA 36 select MODULES_USE_ELF_RELA 36 select ODD_RT_SIGACTION !! 37 select NO_DMA if !MMU && !COLDFIRE 37 select OLD_SIGSUSPEND !! 38 select OLD_SIGACTION 38 select CPU_NO_EFFICIENT_FFS if !ALPHA_ !! 39 select OLD_SIGSUSPEND3 39 select MMU_GATHER_NO_RANGE !! 40 select UACCESS_MEMCPY if !MMU 40 select SPARSEMEM_EXTREME if SPARSEMEM << 41 select ZONE_DMA 41 select ZONE_DMA 42 help << 43 The Alpha is a 64-bit general-purpos << 44 marketed by the Digital Equipment Co << 45 now Hewlett-Packard. The Alpha Linu << 46 <http://www.alphalinux.org/>. << 47 42 48 config 64BIT !! 43 config CPU_BIG_ENDIAN 49 def_bool y 44 def_bool y 50 45 51 config MMU << 52 bool << 53 default y << 54 << 55 config ARCH_HAS_ILOG2_U32 46 config ARCH_HAS_ILOG2_U32 56 bool 47 bool 57 default n << 58 48 59 config ARCH_HAS_ILOG2_U64 49 config ARCH_HAS_ILOG2_U64 60 bool 50 bool 61 default n << 62 51 63 config GENERIC_CALIBRATE_DELAY !! 52 config GENERIC_HWEIGHT 64 bool << 65 default y << 66 << 67 config GENERIC_ISA_DMA << 68 bool 53 bool 69 default y 54 default y 70 55 71 config PGTABLE_LEVELS !! 56 config GENERIC_CALIBRATE_DELAY 72 int << 73 default 3 << 74 << 75 config AUDIT_ARCH << 76 bool << 77 << 78 menu "System setup" << 79 << 80 choice << 81 prompt "Alpha system type" << 82 default ALPHA_GENERIC << 83 help << 84 This is the system type of your hard << 85 run on any supported Alpha system. H << 86 kernel for your specific system, it << 87 << 88 To find out what type of Alpha syste << 89 check out the Linux/Alpha FAQ, acces << 90 <http://www.alphalinux.org/>. In sum << 91 << 92 Alcor/Alpha-XLT AS 600, AS 500, << 93 DP264 DP264 / DS20 / E << 94 LX164 AlphaPC164-LX << 95 Miata Personal Worksta << 96 Marvel AlphaServer ES47 << 97 Mikasa AS 1000 << 98 Noritake AS 1000A, AS 600 << 99 PC164 AlphaPC164 << 100 Rawhide AS 1200, AS 4000 << 101 Ruffian RPX164-2, AlphaP << 102 SX164 AlphaPC164-SX << 103 Sable AS 2000, AS 2100 << 104 Shark DS 20L << 105 Takara Takara (OEM) << 106 Titan AlphaServer ES45 << 107 Wildfire AlphaServer GS 4 << 108 << 109 If you don't know what to do, choose << 110 << 111 config ALPHA_GENERIC << 112 bool "Generic" << 113 depends on TTY << 114 select HAVE_EISA << 115 help << 116 A generic kernel will run on all sup << 117 << 118 config ALPHA_ALCOR << 119 bool "Alcor/Alpha-XLT" << 120 select HAVE_EISA << 121 help << 122 For systems using the Digital ALCOR << 123 slices (Data Switch, DSW) - 208-pin << 124 Address, CIA) - a 383 pin plastic PG << 125 controller (256-bit memory bus) and << 126 all the work required to support an << 127 memory coherence when a PCI device D << 128 << 129 config ALPHA_DP264 << 130 bool "DP264" << 131 help << 132 Various 21264 systems with the tsuna << 133 API Networks: 264DP, UP2000(+), CS20 << 134 Compaq: DS10(E,L), XP900, XP1000, DS << 135 << 136 config ALPHA_EIGER << 137 bool "Eiger" << 138 help << 139 Apparently an obscure OEM single-boa << 140 Typhoon/Tsunami chipset family. Info << 141 << 142 config ALPHA_LX164 << 143 bool "LX164" << 144 help << 145 A technical overview of this board i << 146 <http://www.unix-ag.org/Linux-Alpha/ << 147 << 148 config ALPHA_MARVEL << 149 bool "Marvel" << 150 help << 151 AlphaServer ES47 / ES80 / GS1280 bas << 152 << 153 config ALPHA_MIATA << 154 bool "Miata" << 155 select HAVE_EISA << 156 help << 157 The Digital PersonalWorkStation (PWS << 158 or 600au). << 159 << 160 config ALPHA_MIKASA << 161 bool "Mikasa" << 162 help << 163 AlphaServer 1000-based Alpha systems << 164 << 165 config ALPHA_NAUTILUS << 166 bool "Nautilus" << 167 help << 168 Alpha systems based on the AMD 751 & << 169 << 170 config ALPHA_NORITAKE << 171 bool "Noritake" << 172 select HAVE_EISA << 173 help << 174 AlphaServer 1000A, AlphaServer 600A, << 175 systems. << 176 << 177 config ALPHA_PC164 << 178 bool "PC164" << 179 << 180 config ALPHA_RAWHIDE << 181 bool "Rawhide" << 182 select HAVE_EISA << 183 help << 184 AlphaServer 1200, AlphaServer 4000 a << 185 See HOWTO at << 186 <http://www.alphalinux.org/docs/rawh << 187 << 188 config ALPHA_RUFFIAN << 189 bool "Ruffian" << 190 help << 191 Samsung APC164UX. There is a page o << 192 at <http://www.alphalinux.org/faq/FA << 193 << 194 config ALPHA_RX164 << 195 bool "RX164" << 196 << 197 config ALPHA_SX164 << 198 bool "SX164" << 199 << 200 config ALPHA_SABLE << 201 bool "Sable" << 202 select HAVE_EISA << 203 help << 204 Digital AlphaServer 2000 and 2100-ba << 205 << 206 config ALPHA_SHARK << 207 bool "Shark" << 208 << 209 config ALPHA_TAKARA << 210 bool "Takara" << 211 help << 212 Alpha 11164-based OEM single-board c << 213 << 214 config ALPHA_TITAN << 215 bool "Titan" << 216 help << 217 AlphaServer ES45/DS25 SMP based on E << 218 << 219 config ALPHA_WILDFIRE << 220 bool "Wildfire" << 221 help << 222 AlphaServer GS 40/80/160/320 SMP bas << 223 << 224 endchoice << 225 << 226 # clear all implied options (don't want defaul << 227 # Most of these machines have ISA slots; not e << 228 # and this doesn't activate hordes of code, so << 229 config ISA << 230 bool 57 bool 231 default y 58 default y 232 help << 233 Find out whether you have ISA slots << 234 name of a bus system, i.e. the way t << 235 inside your box. Other bus systems << 236 (MCA) or VESA. ISA is an older syst << 237 newer boards don't support it. If y << 238 59 239 config ISA_DMA_API !! 60 config GENERIC_CSUM 240 bool 61 bool 241 default y << 242 62 243 config ALPHA_CIA !! 63 config TIME_LOW_RES 244 bool 64 bool 245 depends on ALPHA_MIATA || ALPHA_LX164 << 246 default y 65 default y 247 66 248 config ALPHA_EV56 !! 67 config NO_IOPORT_MAP 249 bool !! 68 def_bool y 250 default y if ALPHA_ALCOR || ALPHA_RX16 << 251 << 252 config ALPHA_T2 << 253 bool << 254 depends on ALPHA_SABLE << 255 default y << 256 69 257 config ALPHA_PYXIS !! 70 config HZ 258 bool !! 71 int 259 depends on ALPHA_MIATA || ALPHA_LX164 !! 72 default 1000 if CLEOPATRA 260 default y !! 73 default 100 261 74 262 config ALPHA_EV6 !! 75 config PGTABLE_LEVELS 263 bool !! 76 default 2 if SUN3 || COLDFIRE 264 depends on ALPHA_NAUTILUS || ALPHA_WIL !! 77 default 3 265 default y << 266 78 267 config ALPHA_TSUNAMI !! 79 config MMU 268 bool !! 80 bool "MMU-based Paged Memory Management Support" 269 depends on ALPHA_SHARK || ALPHA_DP264 << 270 default y 81 default y 271 << 272 config ALPHA_EV67 << 273 bool "EV67 (or later) CPU (speed > 600 << 274 default y if ALPHA_NAUTILUS || ALPHA_W << 275 help 82 help 276 Is this a machine based on the EV67 !! 83 Select if you want MMU-based virtualised addressing space 277 and the machine will be treated as a !! 84 support by paged memory management. If unsure, say 'Y'. 278 << 279 config ALPHA_MCPCIA << 280 bool << 281 depends on ALPHA_RAWHIDE << 282 default y << 283 85 284 config ALPHA_POLARIS !! 86 config MMU_MOTOROLA 285 bool << 286 depends on ALPHA_RX164 << 287 default y << 288 << 289 config ALPHA_IRONGATE << 290 bool << 291 depends on ALPHA_NAUTILUS << 292 default y << 293 << 294 config GENERIC_HWEIGHT << 295 bool 87 bool 296 default y if !ALPHA_EV67 !! 88 select HAVE_PAGE_SIZE_4KB 297 89 298 config ALPHA_BROKEN_IRQ_MASK !! 90 config MMU_COLDFIRE >> 91 select HAVE_PAGE_SIZE_8KB 299 bool 92 bool 300 depends on ALPHA_GENERIC || ALPHA_PC16 << 301 default y << 302 93 303 config VGA_HOSE !! 94 config MMU_SUN3 304 bool 95 bool 305 depends on VGA_CONSOLE && (ALPHA_GENER !! 96 select HAVE_PAGE_SIZE_8KB 306 default y !! 97 depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 307 help << 308 Support VGA on an arbitrary hose; ne << 309 which always have multiple hoses, an << 310 << 311 << 312 config ALPHA_QEMU << 313 bool "Run under QEMU emulation" << 314 depends on !ALPHA_GENERIC << 315 help << 316 Assume the presence of special featu << 317 that reduce the overhead of system e << 318 << 319 Generic kernels will auto-detect QEM << 320 system-specific kernel, the assumpti << 321 eliminate as many runtime tests as p << 322 << 323 If unsure, say N. << 324 98 >> 99 config ARCH_SUPPORTS_KEXEC >> 100 def_bool M68KCLASSIC && MMU 325 101 326 config ALPHA_SRM !! 102 config BOOTINFO_PROC 327 bool "Use SRM as bootloader" if ALPHA_ !! 103 bool "Export bootinfo in procfs" 328 depends on TTY !! 104 depends on KEXEC && M68KCLASSIC 329 default y if ALPHA_MIKASA || ALPHA_SAB << 330 help 105 help 331 There are two different types of boo !! 106 Say Y to export the bootinfo used to boot the kernel in a 332 which is command line driven, and AR !! 107 "bootinfo" file in procfs. This is useful with kexec. 333 keys. Details about the Linux/Alpha << 334 the Linux/Alpha FAQ, accessible on t << 335 <http://www.alphalinux.org/>. << 336 << 337 The usual way to load Linux on an Al << 338 (a bootloader that lets you pass com << 339 kernel just like lilo does for the x << 340 loaded either from ARC or can be ins << 341 firmware replacement from floppy (wh << 342 jumper on the motherboard). If you w << 343 here. If MILO doesn't work on your s << 344 motherboards), you can bypass it alt << 345 from an SRM console; say Y here in o << 346 won't be able to boot from an IDE di << 347 108 348 If unsure, say N. !! 109 menu "Platform setup" 349 110 350 config ARCH_MAY_HAVE_PC_FDC !! 111 source "arch/m68k/Kconfig.cpu" 351 def_bool y << 352 112 353 config SMP !! 113 source "arch/m68k/Kconfig.machine" 354 bool "Symmetric multi-processing suppo << 355 depends on ALPHA_SABLE || ALPHA_RAWHID << 356 help << 357 This enables support for systems wit << 358 a system with only one CPU, say N. I << 359 than one CPU, say Y. << 360 << 361 If you say N here, the kernel will r << 362 machines, but will use only one CPU << 363 you say Y here, the kernel will run << 364 uniprocessor machines. On a uniproce << 365 will run faster if you say N here. << 366 << 367 See also the SMP-HOWTO available at << 368 <https://www.tldp.org/docs.html#howt << 369 << 370 If you don't know what to do here, s << 371 << 372 config NR_CPUS << 373 int "Maximum number of CPUs (2-32)" << 374 range 2 32 << 375 depends on SMP << 376 default "32" if ALPHA_GENERIC || ALPHA << 377 default "4" if !ALPHA_GENERIC && !ALPH << 378 help << 379 MARVEL support can handle a maximum << 380 with working support have a maximum << 381 114 382 config ARCH_SPARSEMEM_ENABLE !! 115 source "arch/m68k/Kconfig.bus" 383 bool "Sparse Memory Support" << 384 help << 385 Say Y to support efficient handling << 386 for systems that have huge holes in << 387 116 388 config ALPHA_WTINT !! 117 endmenu 389 bool "Use WTINT" if ALPHA_SRM || ALPHA << 390 default y if ALPHA_QEMU << 391 default n if ALPHA_EV56 << 392 default n if !ALPHA_SRM && !ALPHA_GENE << 393 default y if SMP << 394 help << 395 The Wait for Interrupt (WTINT) PALca << 396 to sleep until the next interrupt. << 397 consumed, and the heat produced by t << 398 the side effect of making the cycle << 399 device across the sleep. << 400 << 401 For emulation under QEMU, definitely << 402 mechanisms for measuring time than t << 403 << 404 For EV4 (but not LCA), EV5 and EV56 << 405 MILO, sleep mode is not supported so << 406 << 407 For SMP systems we cannot use the cy << 408 so you might as well say Y here. << 409 118 410 If unsure, say N. !! 119 menu "Kernel Features" 411 120 412 # LARGE_VMALLOC is racy, if you *really* need !! 121 endmenu 413 config ALPHA_LARGE_VMALLOC << 414 bool << 415 help << 416 Process creation and other aspects o << 417 be streamlined if we restrict the ke << 418 allocations. This equates to about << 419 << 420 Under normal circumstances, this is << 421 as to be laughable. However, there << 422 as benchmark-grade in-kernel web ser << 423 much vmalloc space as is available. << 424 << 425 Say N unless you know you need gobs << 426 << 427 config VERBOSE_MCHECK << 428 bool "Verbose Machine Checks" << 429 << 430 config VERBOSE_MCHECK_ON << 431 int "Verbose Printing Mode (0=off, 1=o << 432 depends on VERBOSE_MCHECK << 433 default 1 << 434 help << 435 This option allows the default print << 436 possibly overridden by a boot comman << 437 122 438 For example, if one wanted the optio !! 123 if !MMU 439 machine checks, but wanted the defau !! 124 menu "Power management options" 440 machine check printing was turned of << 441 the printing mode to be 0. Then, upo << 442 the boot command line "verbose_mchec << 443 verbose machine check printing, or " << 444 the maximum information available. << 445 << 446 Take the default (1) unless you want << 447 << 448 choice << 449 prompt "Timer interrupt frequency (HZ) << 450 default HZ_128 if ALPHA_QEMU << 451 default HZ_1200 if ALPHA_RAWHIDE << 452 default HZ_1024 << 453 help << 454 The frequency at which timer interru << 455 minimizes latency, whereas a low fre << 456 process accounting. The later effec << 457 when being run under QEMU. << 458 << 459 Note that some Alpha hardware cannot << 460 of the timer. If unsure, say 1024 ( << 461 << 462 config HZ_32 << 463 bool "32 Hz" << 464 config HZ_64 << 465 bool "64 Hz" << 466 config HZ_128 << 467 bool "128 Hz" << 468 config HZ_256 << 469 bool "256 Hz" << 470 config HZ_1024 << 471 bool "1024 Hz" << 472 config HZ_1200 << 473 bool "1200 Hz" << 474 endchoice << 475 125 476 config HZ !! 126 config PM 477 int !! 127 bool "Power Management support" 478 default 32 if HZ_32 << 479 default 64 if HZ_64 << 480 default 128 if HZ_128 << 481 default 256 if HZ_256 << 482 default 1200 if HZ_1200 << 483 default 1024 << 484 << 485 config SRM_ENV << 486 tristate "SRM environment through proc << 487 depends on PROC_FS << 488 help 128 help 489 If you enable this option, a subdire !! 129 Support processor power management modes 490 /proc/srm_environment will give you << 491 SRM environment variables (those whi << 492 to all others (by their internal num << 493 << 494 SRM is something like a BIOS for Alp << 495 other such BIOSes, like AlphaBIOS, w << 496 support (hey, that's not SRM!). << 497 << 498 Despite the fact that this driver do << 499 only on those which have SRM as thei << 500 build it even if your particular mac << 501 (or if you intend to compile a gener << 502 not create those subdirectory in /pr << 503 of course). << 504 << 505 This driver is also available as a m << 506 srm_env then. << 507 130 508 endmenu 131 endmenu >> 132 endif 509 133 510 # DUMMY_CONSOLE may be defined in drivers/vide !! 134 source "arch/m68k/Kconfig.devices" 511 # but we also need it if VGA_HOSE is set << 512 config DUMMY_CONSOLE << 513 bool << 514 depends on VGA_HOSE << 515 default y <<

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TOMOYO Linux Cross Reference
Linux/arch/alpha/Kconfig

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Differences between /arch/alpha/Kconfig (Architecture alpha) and /arch/m68k/Kconfig (Architecture m68k)

TOMOYO Linux Cross Reference Linux/arch/alpha/Kconfig

Diff markup

Differences between /arch/alpha/Kconfig (Architecture alpha) and /arch/m68k/Kconfig (Architecture m68k)

TOMOYO Linux Cross Reference
Linux/arch/alpha/Kconfig