Linux/arch/sparc/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-only !! 1 # SPDX-License-Identifier: GPL-2.0 2 config 64BIT !! 2 config M68K 3 bool "64-bit kernel" if "$(ARCH)" = "s << 4 default "$(ARCH)" = "sparc64" << 5 help << 6 SPARC is a family of RISC microproce << 7 Sun Microsystems, incorporated. The << 8 workstations and clones. << 9 << 10 Say yes to build a 64-bit kernel - f << 11 Say no to build a 32-bit kernel - fo << 12 << 13 config SPARC << 14 bool 3 bool 15 default y 4 default y 16 select ARCH_HAS_CPU_CACHE_ALIASING << 17 select ARCH_HAS_DMA_OPS << 18 select ARCH_MIGHT_HAVE_PC_PARPORT if S << 19 select ARCH_MIGHT_HAVE_PC_SERIO << 20 select OF << 21 select OF_PROMTREE << 22 select HAVE_ASM_MODVERSIONS << 23 select HAVE_ARCH_KGDB if !SMP || SPARC << 24 select HAVE_ARCH_TRACEHOOK << 25 select HAVE_ARCH_SECCOMP if SPARC64 << 26 select HAVE_EXIT_THREAD << 27 select HAVE_PCI << 28 select SYSCTL_EXCEPTION_TRACE << 29 select RTC_CLASS << 30 select RTC_DRV_M48T59 << 31 select RTC_SYSTOHC << 32 select HAVE_ARCH_JUMP_LABEL if SPARC64 << 33 select GENERIC_IRQ_SHOW << 34 select ARCH_WANT_IPC_PARSE_VERSION << 35 select GENERIC_PCI_IOMAP << 36 select HAS_IOPORT << 37 select HAVE_HARDLOCKUP_DETECTOR_SPARC6 << 38 select HAVE_CBPF_JIT if SPARC32 << 39 select HAVE_EBPF_JIT if SPARC64 << 40 select HAVE_DEBUG_BUGVERBOSE << 41 select GENERIC_SMP_IDLE_THREAD << 42 select MODULES_USE_ELF_RELA << 43 select PCI_SYSCALL if PCI << 44 select PCI_MSI_ARCH_FALLBACKS if PCI_M << 45 select ODD_RT_SIGACTION << 46 select OLD_SIGSUSPEND << 47 select CPU_NO_EFFICIENT_FFS << 48 select LOCKDEP_SMALL if LOCKDEP << 49 select NEED_DMA_MAP_STATE << 50 select NEED_SG_DMA_LENGTH << 51 select TRACE_IRQFLAGS_SUPPORT << 52 << 53 config SPARC32 << 54 def_bool !64BIT << 55 select ARCH_32BIT_OFF_T 5 select ARCH_32BIT_OFF_T 56 select ARCH_HAS_CPU_FINALIZE_INIT if ! !! 6 select ARCH_HAS_BINFMT_FLAT 57 select ARCH_HAS_SYNC_DMA_FOR_CPU !! 7 select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE 58 select CLZ_TAB !! 8 select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA 59 select DMA_DIRECT_REMAP !! 9 select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS >> 10 select ARCH_MIGHT_HAVE_PC_PARPORT if ISA >> 11 select ARCH_NO_PREEMPT if !COLDFIRE >> 12 select ARCH_WANT_IPC_PARSE_VERSION >> 13 select BINFMT_FLAT_ARGVP_ENVP_ON_STACK >> 14 select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE 60 select GENERIC_ATOMIC64 15 select GENERIC_ATOMIC64 61 select GENERIC_LIB_CMPDI2 !! 16 select GENERIC_CPU_DEVICES 62 select GENERIC_LIB_UCMPDI2 !! 17 select GENERIC_IOMAP >> 18 select GENERIC_IRQ_SHOW >> 19 select GENERIC_STRNCPY_FROM_USER if MMU >> 20 select GENERIC_STRNLEN_USER if MMU >> 21 select HAVE_AOUT if MMU >> 22 select HAVE_ASM_MODVERSIONS >> 23 select HAVE_DEBUG_BUGVERBOSE >> 24 select HAVE_FUTEX_CMPXCHG if MMU && FUTEX >> 25 select HAVE_IDE >> 26 select HAVE_MOD_ARCH_SPECIFIC 63 select HAVE_UID16 27 select HAVE_UID16 64 select HAVE_PAGE_SIZE_4KB !! 28 select MMU_GATHER_NO_RANGE if MMU 65 select LOCK_MM_AND_FIND_VMA !! 29 select MODULES_USE_ELF_REL >> 30 select MODULES_USE_ELF_RELA >> 31 select NO_DMA if !MMU && !COLDFIRE 66 select OLD_SIGACTION 32 select OLD_SIGACTION 67 select ZONE_DMA !! 33 select OLD_SIGSUSPEND3 68 !! 34 select SET_FS 69 config SPARC64 !! 35 select UACCESS_MEMCPY if !MMU 70 def_bool 64BIT !! 36 select VIRT_TO_BUS 71 select ALTERNATE_USER_ADDRESS_SPACE << 72 select HAVE_FUNCTION_TRACER << 73 select HAVE_FUNCTION_GRAPH_TRACER << 74 select HAVE_KRETPROBES << 75 select HAVE_KPROBES << 76 select MMU_GATHER_RCU_TABLE_FREE if SM << 77 select MMU_GATHER_MERGE_VMAS << 78 select MMU_GATHER_NO_FLUSH_CACHE << 79 select HAVE_ARCH_TRANSPARENT_HUGEPAGE << 80 select HAVE_DYNAMIC_FTRACE << 81 select HAVE_FTRACE_MCOUNT_RECORD << 82 select HAVE_PAGE_SIZE_8KB << 83 select HAVE_SYSCALL_TRACEPOINTS << 84 select HAVE_CONTEXT_TRACKING_USER << 85 select HAVE_TIF_NOHZ << 86 select HAVE_DEBUG_KMEMLEAK << 87 select IOMMU_HELPER << 88 select SPARSE_IRQ << 89 select RTC_DRV_CMOS << 90 select RTC_DRV_BQ4802 << 91 select RTC_DRV_SUN4V << 92 select RTC_DRV_STARFIRE << 93 select HAVE_PERF_EVENTS << 94 select PERF_USE_VMALLOC << 95 select ARCH_HAVE_NMI_SAFE_CMPXCHG << 96 select HAVE_C_RECORDMCOUNT << 97 select HAVE_ARCH_AUDITSYSCALL << 98 select ARCH_SUPPORTS_ATOMIC_RMW << 99 select ARCH_SUPPORTS_DEBUG_PAGEALLOC << 100 select HAVE_NMI << 101 select HAVE_REGS_AND_STACK_ACCESS_API << 102 select ARCH_USE_QUEUED_RWLOCKS << 103 select ARCH_USE_QUEUED_SPINLOCKS << 104 select GENERIC_TIME_VSYSCALL << 105 select ARCH_CLOCKSOURCE_DATA << 106 select ARCH_HAS_PTE_SPECIAL << 107 select PCI_DOMAINS if PCI << 108 select ARCH_HAS_GIGANTIC_PAGE << 109 select HAVE_SOFTIRQ_ON_OWN_STACK << 110 select HAVE_SETUP_PER_CPU_AREA << 111 select NEED_PER_CPU_EMBED_FIRST_CHUNK << 112 select NEED_PER_CPU_PAGE_FIRST_CHUNK << 113 << 114 config ARCH_PROC_KCORE_TEXT << 115 def_bool y << 116 37 117 config CPU_BIG_ENDIAN 38 config CPU_BIG_ENDIAN 118 def_bool y 39 def_bool y 119 40 120 config STACKTRACE_SUPPORT !! 41 config ARCH_HAS_ILOG2_U32 121 bool 42 bool 122 default y if SPARC64 << 123 43 124 config LOCKDEP_SUPPORT !! 44 config ARCH_HAS_ILOG2_U64 125 bool 45 bool 126 default y if SPARC64 << 127 << 128 config ARCH_HIBERNATION_POSSIBLE << 129 def_bool y if SPARC64 << 130 << 131 config AUDIT_ARCH << 132 bool << 133 default y << 134 << 135 config MMU << 136 bool << 137 default y << 138 << 139 config HIGHMEM << 140 bool << 141 default y if SPARC32 << 142 select KMAP_LOCAL << 143 << 144 config PGTABLE_LEVELS << 145 default 4 if 64BIT << 146 default 3 << 147 << 148 config ARCH_SUPPORTS_UPROBES << 149 def_bool y if SPARC64 << 150 << 151 menu "Processor type and features" << 152 << 153 config SMP << 154 bool "Symmetric multi-processing suppo << 155 help << 156 This enables support for systems wit << 157 a system with only one CPU, say N. I << 158 than one CPU, say Y. << 159 << 160 If you say N here, the kernel will r << 161 machines, but will use only one CPU << 162 you say Y here, the kernel will run << 163 uniprocessor machines. On a uniproce << 164 will run faster if you say N here. << 165 << 166 People using multiprocessor machines << 167 Y to "Enhanced Real Time Clock Suppo << 168 Management" code will be disabled if << 169 << 170 See also <file:Documentation/admin-g << 171 available at <https://www.tldp.org/d << 172 << 173 If you don't know what to do here, s << 174 << 175 config NR_CPUS << 176 int "Maximum number of CPUs" << 177 depends on SMP << 178 range 2 32 if SPARC32 << 179 range 2 4096 if SPARC64 << 180 default 32 if SPARC32 << 181 default 4096 if SPARC64 << 182 << 183 source "kernel/Kconfig.hz" << 184 46 185 config GENERIC_HWEIGHT 47 config GENERIC_HWEIGHT 186 bool 48 bool 187 default y 49 default y 188 50 189 config GENERIC_CALIBRATE_DELAY 51 config GENERIC_CALIBRATE_DELAY 190 bool 52 bool 191 default y 53 default y 192 54 193 config ARCH_MAY_HAVE_PC_FDC !! 55 config GENERIC_CSUM 194 bool << 195 default y << 196 << 197 config EMULATED_CMPXCHG << 198 bool 56 bool 199 default y if SPARC32 << 200 help << 201 Sparc32 does not have a CAS instruct << 202 is emulated, and therefore it is not << 203 57 204 # Makefile helpers !! 58 config TIME_LOW_RES 205 config SPARC32_SMP << 206 bool 59 bool 207 default y 60 default y 208 depends on SPARC32 && SMP << 209 61 210 config SPARC64_SMP !! 62 config NO_IOPORT_MAP 211 bool !! 63 def_bool y 212 default y << 213 depends on SPARC64 && SMP << 214 64 215 config EARLYFB !! 65 config ZONE_DMA 216 bool "Support for early boot text cons !! 66 bool 217 default y 67 default y 218 depends on SPARC64 << 219 select FONT_SUN8x16 << 220 select FONT_SUPPORT << 221 help << 222 Say Y here to enable a faster early << 223 68 224 config HOTPLUG_CPU !! 69 config HZ 225 bool "Support for hot-pluggable CPUs" !! 70 int 226 depends on SPARC64 && SMP !! 71 default 1000 if CLEOPATRA 227 help !! 72 default 100 228 Say Y here to experiment with turnin << 229 can be controlled through /sys/devic << 230 Say N if you want to disable CPU hot << 231 73 232 if SPARC64 !! 74 config PGTABLE_LEVELS 233 source "drivers/cpufreq/Kconfig" !! 75 default 2 if SUN3 || COLDFIRE 234 endif !! 76 default 3 235 77 236 config US3_MC !! 78 config MMU 237 tristate "UltraSPARC-III Memory Contro !! 79 bool "MMU-based Paged Memory Management Support" 238 depends on SPARC64 << 239 default y 80 default y 240 help 81 help 241 This adds a driver for the UltraSPAR !! 82 Select if you want MMU-based virtualised addressing space 242 Loading this driver allows exact mne !! 83 support by paged memory management. If unsure, say 'Y'. 243 printed in the event of a memory err << 244 on the motherboard can be matched to << 245 84 246 If in doubt, say Y, as this informat !! 85 config MMU_MOTOROLA >> 86 bool 247 87 248 # Global things across all Sun machines. !! 88 config MMU_COLDFIRE 249 config GENERIC_LOCKBREAK << 250 bool 89 bool 251 default y << 252 depends on SPARC64 && SMP && PREEMPTIO << 253 90 254 config NUMA !! 91 config MMU_SUN3 255 bool "NUMA support" !! 92 bool 256 depends on SPARC64 && SMP !! 93 depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 257 << 258 config NODES_SHIFT << 259 int "Maximum NUMA Nodes (as a power of << 260 range 4 5 if SPARC64 << 261 default "5" << 262 depends on NUMA << 263 help << 264 Specify the maximum number of NUMA N << 265 system. Increases memory reserved t << 266 94 267 config ARCH_SPARSEMEM_ENABLE !! 95 config KEXEC 268 def_bool y if SPARC64 !! 96 bool "kexec system call" 269 select SPARSEMEM_VMEMMAP_ENABLE !! 97 depends on M68KCLASSIC 270 !! 98 select KEXEC_CORE 271 config ARCH_SPARSEMEM_DEFAULT << 272 def_bool y if SPARC64 << 273 << 274 config ARCH_FORCE_MAX_ORDER << 275 int "Order of maximal physically conti << 276 default "12" << 277 help 99 help 278 The kernel page allocator limits the !! 100 kexec is a system call that implements the ability to shutdown your 279 contiguous allocations. The limit is !! 101 current kernel, and to start another kernel. It is like a reboot 280 defines the maximal power of two of !! 102 but it is independent of the system firmware. And like a reboot 281 allocated as a single contiguous blo !! 103 you can start any kernel with it, not just Linux. 282 overriding the default setting when << 283 large blocks of physically contiguou << 284 104 285 Don't change if unsure. !! 105 The name comes from the similarity to the exec system call. 286 106 287 if SPARC64 || COMPILE_TEST !! 107 It is an ongoing process to be certain the hardware in a machine 288 source "kernel/power/Kconfig" !! 108 is properly shutdown, so do not be surprised if this code does not 289 endif !! 109 initially work for you. As of this writing the exact hardware >> 110 interface is strongly in flux, so no good recommendation can be >> 111 made. 290 112 291 config SCHED_SMT !! 113 config BOOTINFO_PROC 292 bool "SMT (Hyperthreading) scheduler s !! 114 bool "Export bootinfo in procfs" 293 depends on SPARC64 && SMP !! 115 depends on KEXEC && M68KCLASSIC 294 default y << 295 help << 296 SMT scheduler support improves the C << 297 when dealing with SPARC cpus at a co << 298 in some places. If unsure say N here << 299 << 300 config SCHED_MC << 301 bool "Multi-core scheduler support" << 302 depends on SPARC64 && SMP << 303 default y << 304 help << 305 Multi-core scheduler support improve << 306 making when dealing with multi-core << 307 increased overhead in some places. I << 308 << 309 config CMDLINE_BOOL << 310 bool "Default bootloader kernel argume << 311 depends on SPARC64 << 312 << 313 config CMDLINE << 314 string "Initial kernel command string" << 315 depends on CMDLINE_BOOL << 316 default "console=ttyS0,9600 root=/dev/ << 317 help 116 help 318 Say Y here if you want to be able to !! 117 Say Y to export the bootinfo used to boot the kernel in a 319 the kernel. This will be overridden !! 118 "bootinfo" file in procfs. This is useful with kexec. 320 use one (such as SILO). This is most << 321 a kernel from TFTP, and want default << 322 with having them passed on the comma << 323 119 324 NOTE: This option WILL override the !! 120 menu "Platform setup" 325 121 326 config SUN_PM !! 122 source "arch/m68k/Kconfig.cpu" 327 bool << 328 default y if SPARC32 << 329 help << 330 Enable power management and CPU stan << 331 SPARC platforms. << 332 << 333 config SPARC_LED << 334 tristate "Sun4m LED driver" << 335 depends on SPARC32 << 336 help << 337 This driver toggles the front-panel << 338 in a user-specifiable manner. Its s << 339 by reading /proc/led and its blinkin << 340 via writes to /proc/led << 341 << 342 config SERIAL_CONSOLE << 343 bool << 344 depends on SPARC32 << 345 default y << 346 help << 347 If you say Y here, it will be possib << 348 system console (the system console i << 349 kernel messages and warnings and whi << 350 mode). This could be useful if some << 351 to that serial port. << 352 << 353 Even if you say Y here, the currentl << 354 (/dev/tty0) will still be used as th << 355 you can alter that using a kernel co << 356 "console=ttyS1". (Try "man bootparam << 357 your boot loader (silo) about how to << 358 boot time.) << 359 << 360 If you don't have a graphics card in << 361 kernel will automatically use the fi << 362 system console. << 363 << 364 If unsure, say N. << 365 << 366 config SPARC_LEON << 367 bool "Sparc Leon processor family" << 368 depends on SPARC32 << 369 select USB_EHCI_BIG_ENDIAN_MMIO << 370 select USB_EHCI_BIG_ENDIAN_DESC << 371 select USB_UHCI_BIG_ENDIAN_MMIO << 372 select USB_UHCI_BIG_ENDIAN_DESC << 373 help << 374 If you say Y here if you are running << 375 The LEON processor is a synthesizabl << 376 SPARC-v8 standard. LEON is part of << 377 IP cores that are distributed under << 378 from www.gaisler.com. You can downlo << 379 toolchain at www.gaisler.com. << 380 << 381 if SPARC_LEON << 382 menu "U-Boot options" << 383 << 384 config UBOOT_LOAD_ADDR << 385 hex "uImage Load Address" << 386 default 0x40004000 << 387 help << 388 U-Boot kernel load address, the addre << 389 where u-boot will place the Linux ker << 390 This address is normally the base add << 391 << 392 config UBOOT_FLASH_ADDR << 393 hex "uImage.o Load Address" << 394 default 0x00080000 << 395 help << 396 Optional setting only affecting the u << 397 download the uImage file to the targe << 398 U-Boot. It may for example be used to << 399 the GRMON utility before even startin << 400 << 401 config UBOOT_ENTRY_ADDR << 402 hex "uImage Entry Address" << 403 default 0xf0004000 << 404 help << 405 Do not change this unless you know wh << 406 hardcoded by the SPARC32 and LEON por << 407 123 408 This is the virtual address u-boot ju !! 124 source "arch/m68k/Kconfig.machine" 409 Kernel. << 410 125 411 endmenu !! 126 source "arch/m68k/Kconfig.bus" 412 endif << 413 127 414 endmenu 128 endmenu 415 129 416 menu "Bus options (PCI etc.)" !! 130 menu "Kernel Features" 417 config SBUS << 418 bool << 419 default y << 420 << 421 config SBUSCHAR << 422 bool << 423 default y << 424 131 425 config SUN_LDOMS !! 132 endmenu 426 bool "Sun Logical Domains support" << 427 depends on SPARC64 << 428 help << 429 Say Y here is you want to support vi << 430 Logical Domains. << 431 << 432 config PCIC_PCI << 433 bool << 434 depends on PCI && SPARC32 && !SPARC_LE << 435 default y << 436 << 437 config LEON_PCI << 438 bool << 439 depends on PCI && SPARC_LEON << 440 default y << 441 133 442 config SPARC_GRPCI1 !! 134 if !MMU 443 bool "GRPCI Host Bridge Support" !! 135 menu "Power management options" 444 depends on LEON_PCI << 445 default y << 446 help << 447 Say Y here to include the GRPCI Host << 448 PCI host controller is typically fou << 449 systems. The driver has one property << 450 from the bootloader that makes the G << 451 on detected PCI Parity and System er << 452 << 453 config SPARC_GRPCI2 << 454 bool "GRPCI2 Host Bridge Support" << 455 depends on LEON_PCI << 456 default y << 457 help << 458 Say Y here to include the GRPCI2 Hos << 459 136 460 config SUN_OPENPROMFS !! 137 config PM 461 tristate "Openprom tree appears in /pr !! 138 bool "Power Management support" 462 help 139 help 463 If you say Y, the OpenPROM device tr !! 140 Support processor power management modes 464 virtual file system, which you can m << 465 -t openpromfs none /proc/openprom". << 466 << 467 To compile the /proc/openprom suppor << 468 module will be called openpromfs. << 469 << 470 Only choose N if you know in advance << 471 OpenPROM settings on the running sys << 472 << 473 # Makefile helpers << 474 config SPARC64_PCI << 475 bool << 476 default y << 477 depends on SPARC64 && PCI << 478 << 479 config SPARC64_PCI_MSI << 480 bool << 481 default y << 482 depends on SPARC64_PCI && PCI_MSI << 483 141 484 endmenu 142 endmenu >> 143 endif 485 144 486 config COMPAT !! 145 source "arch/m68k/Kconfig.devices" 487 bool << 488 depends on SPARC64 << 489 default y << 490 select HAVE_UID16 << 491 select ARCH_WANT_OLD_COMPAT_IPC << 492 select COMPAT_OLD_SIGACTION << 493 << 494 source "drivers/sbus/char/Kconfig" <<

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TOMOYO Linux Cross Reference
Linux/arch/sparc/Kconfig

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Differences between /arch/sparc/Kconfig (Version linux-6.12-rc7) and /arch/m68k/Kconfig (Version linux-5.13.19)

TOMOYO Linux Cross Reference Linux/arch/sparc/Kconfig

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Differences between /arch/sparc/Kconfig (Version linux-6.12-rc7) and /arch/m68k/Kconfig (Version linux-5.13.19)

TOMOYO Linux Cross Reference
Linux/arch/sparc/Kconfig