1 # SPDX-License-Identifier: GPL-2.0 !! 1 # SPDX-License-Identifier: GPL-2.0-only 2 # !! 2 config 64BIT 3 # For a description of the syntax of this conf !! 3 bool "64-bit kernel" if "$(ARCH)" = "sparc" 4 # see Documentation/kbuild/kconfig-language.rs !! 4 default "$(ARCH)" = "sparc64" 5 # !! 5 help >> 6 SPARC is a family of RISC microprocessors designed and marketed by >> 7 Sun Microsystems, incorporated. They are very widely found in Sun >> 8 workstations and clones. 6 9 7 config OPENRISC !! 10 Say yes to build a 64-bit kernel - formerly known as sparc64 8 def_bool y !! 11 Say no to build a 32-bit kernel - formerly known as sparc 9 select ARCH_32BIT_OFF_T !! 12 10 select ARCH_HAS_DMA_SET_UNCACHED !! 13 config SPARC 11 select ARCH_HAS_DMA_CLEAR_UNCACHED !! 14 bool 12 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 15 default y 13 select COMMON_CLK !! 16 select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI >> 17 select ARCH_MIGHT_HAVE_PC_SERIO 14 select OF 18 select OF 15 select OF_EARLY_FLATTREE !! 19 select OF_PROMTREE 16 select IRQ_DOMAIN !! 20 select HAVE_ASM_MODVERSIONS 17 select GPIOLIB !! 21 select HAVE_IDE >> 22 select HAVE_OPROFILE >> 23 select HAVE_ARCH_KGDB if !SMP || SPARC64 18 select HAVE_ARCH_TRACEHOOK 24 select HAVE_ARCH_TRACEHOOK 19 select SPARSE_IRQ !! 25 select HAVE_EXIT_THREAD 20 select GENERIC_IRQ_CHIP !! 26 select HAVE_PCI 21 select GENERIC_IRQ_PROBE !! 27 select SYSCTL_EXCEPTION_TRACE >> 28 select RTC_CLASS >> 29 select RTC_DRV_M48T59 >> 30 select RTC_SYSTOHC >> 31 select HAVE_ARCH_JUMP_LABEL if SPARC64 22 select GENERIC_IRQ_SHOW 32 select GENERIC_IRQ_SHOW >> 33 select ARCH_WANT_IPC_PARSE_VERSION 23 select GENERIC_PCI_IOMAP 34 select GENERIC_PCI_IOMAP 24 select GENERIC_IOREMAP !! 35 select HAVE_NMI_WATCHDOG if SPARC64 25 select GENERIC_CPU_DEVICES !! 36 select HAVE_CBPF_JIT if SPARC32 26 select HAVE_PCI !! 37 select HAVE_EBPF_JIT if SPARC64 27 select HAVE_UID16 !! 38 select HAVE_DEBUG_BUGVERBOSE 28 select HAVE_PAGE_SIZE_8KB << 29 select GENERIC_ATOMIC64 << 30 select GENERIC_CLOCKEVENTS_BROADCAST << 31 select GENERIC_SMP_IDLE_THREAD 39 select GENERIC_SMP_IDLE_THREAD >> 40 select GENERIC_CLOCKEVENTS >> 41 select GENERIC_STRNCPY_FROM_USER >> 42 select GENERIC_STRNLEN_USER 32 select MODULES_USE_ELF_RELA 43 select MODULES_USE_ELF_RELA 33 select HAVE_DEBUG_STACKOVERFLOW !! 44 select PCI_SYSCALL if PCI 34 select OR1K_PIC !! 45 select ODD_RT_SIGACTION 35 select CPU_NO_EFFICIENT_FFS if !OPENRI !! 46 select OLD_SIGSUSPEND 36 select ARCH_USE_QUEUED_RWLOCKS !! 47 select CPU_NO_EFFICIENT_FFS 37 select OMPIC if SMP !! 48 select LOCKDEP_SMALL if LOCKDEP 38 select PCI_DOMAINS_GENERIC if PCI !! 49 select NEED_DMA_MAP_STATE 39 select PCI_MSI if PCI !! 50 select NEED_SG_DMA_LENGTH 40 select ARCH_WANT_FRAME_POINTERS << 41 select GENERIC_IRQ_MULTI_HANDLER << 42 select MMU_GATHER_NO_RANGE if MMU << 43 select TRACE_IRQFLAGS_SUPPORT << 44 51 45 config CPU_BIG_ENDIAN !! 52 config SPARC32 46 def_bool y !! 53 def_bool !64BIT >> 54 select ARCH_32BIT_OFF_T >> 55 select ARCH_HAS_SYNC_DMA_FOR_CPU >> 56 select GENERIC_ATOMIC64 >> 57 select CLZ_TAB >> 58 select HAVE_UID16 >> 59 select OLD_SIGACTION 47 60 48 config MMU !! 61 config SPARC64 49 def_bool y !! 62 def_bool 64BIT >> 63 select HAVE_FUNCTION_TRACER >> 64 select HAVE_FUNCTION_GRAPH_TRACER >> 65 select HAVE_KRETPROBES >> 66 select HAVE_KPROBES >> 67 select MMU_GATHER_RCU_TABLE_FREE if SMP >> 68 select HAVE_MEMBLOCK_NODE_MAP >> 69 select HAVE_ARCH_TRANSPARENT_HUGEPAGE >> 70 select HAVE_DYNAMIC_FTRACE >> 71 select HAVE_FTRACE_MCOUNT_RECORD >> 72 select HAVE_SYSCALL_TRACEPOINTS >> 73 select HAVE_CONTEXT_TRACKING >> 74 select HAVE_TIF_NOHZ >> 75 select HAVE_DEBUG_KMEMLEAK >> 76 select IOMMU_HELPER >> 77 select SPARSE_IRQ >> 78 select RTC_DRV_CMOS >> 79 select RTC_DRV_BQ4802 >> 80 select RTC_DRV_SUN4V >> 81 select RTC_DRV_STARFIRE >> 82 select HAVE_PERF_EVENTS >> 83 select PERF_USE_VMALLOC >> 84 select IRQ_PREFLOW_FASTEOI >> 85 select ARCH_HAVE_NMI_SAFE_CMPXCHG >> 86 select HAVE_C_RECORDMCOUNT >> 87 select HAVE_ARCH_AUDITSYSCALL >> 88 select ARCH_SUPPORTS_ATOMIC_RMW >> 89 select HAVE_NMI >> 90 select HAVE_REGS_AND_STACK_ACCESS_API >> 91 select ARCH_USE_QUEUED_RWLOCKS >> 92 select ARCH_USE_QUEUED_SPINLOCKS >> 93 select GENERIC_TIME_VSYSCALL >> 94 select ARCH_CLOCKSOURCE_DATA >> 95 select ARCH_HAS_PTE_SPECIAL >> 96 select PCI_DOMAINS if PCI >> 97 select ARCH_HAS_GIGANTIC_PAGE 50 98 51 config GENERIC_HWEIGHT !! 99 config ARCH_PROC_KCORE_TEXT 52 def_bool y 100 def_bool y 53 101 54 config NO_IOPORT_MAP !! 102 config CPU_BIG_ENDIAN 55 def_bool y 103 def_bool y 56 104 57 # For now, use generic checksum functions !! 105 config ARCH_ATU 58 #These can be reimplemented in assembly later !! 106 bool 59 config GENERIC_CSUM !! 107 default y if SPARC64 60 def_bool y << 61 108 62 config STACKTRACE_SUPPORT 109 config STACKTRACE_SUPPORT 63 def_bool y !! 110 bool >> 111 default y if SPARC64 64 112 65 config LOCKDEP_SUPPORT 113 config LOCKDEP_SUPPORT 66 def_bool y !! 114 bool >> 115 default y if SPARC64 >> 116 >> 117 config ARCH_HIBERNATION_POSSIBLE >> 118 def_bool y if SPARC64 >> 119 >> 120 config AUDIT_ARCH >> 121 bool >> 122 default y >> 123 >> 124 config HAVE_SETUP_PER_CPU_AREA >> 125 def_bool y if SPARC64 >> 126 >> 127 config NEED_PER_CPU_EMBED_FIRST_CHUNK >> 128 def_bool y if SPARC64 >> 129 >> 130 config NEED_PER_CPU_PAGE_FIRST_CHUNK >> 131 def_bool y if SPARC64 >> 132 >> 133 config MMU >> 134 bool >> 135 default y >> 136 >> 137 config HIGHMEM >> 138 bool >> 139 default y if SPARC32 >> 140 >> 141 config ZONE_DMA >> 142 bool >> 143 default y if SPARC32 >> 144 >> 145 config GENERIC_ISA_DMA >> 146 bool >> 147 default y if SPARC32 >> 148 >> 149 config ARCH_SUPPORTS_DEBUG_PAGEALLOC >> 150 def_bool y if SPARC64 >> 151 >> 152 config PGTABLE_LEVELS >> 153 default 4 if 64BIT >> 154 default 3 >> 155 >> 156 config ARCH_SUPPORTS_UPROBES >> 157 def_bool y if SPARC64 67 158 68 menu "Processor type and features" 159 menu "Processor type and features" 69 160 70 choice !! 161 config SMP 71 prompt "Subarchitecture" !! 162 bool "Symmetric multi-processing support" 72 default OR1K_1200 !! 163 ---help--- >> 164 This enables support for systems with more than one CPU. If you have >> 165 a system with only one CPU, say N. If you have a system with more >> 166 than one CPU, say Y. 73 167 74 config OR1K_1200 !! 168 If you say N here, the kernel will run on uni- and multiprocessor 75 bool "OR1200" !! 169 machines, but will use only one CPU of a multiprocessor machine. If 76 help !! 170 you say Y here, the kernel will run on many, but not all, 77 Generic OpenRISC 1200 architecture !! 171 uniprocessor machines. On a uniprocessor machine, the kernel >> 172 will run faster if you say N here. >> 173 >> 174 People using multiprocessor machines who say Y here should also say >> 175 Y to "Enhanced Real Time Clock Support", below. The "Advanced Power >> 176 Management" code will be disabled if you say Y here. 78 177 79 endchoice !! 178 See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO >> 179 available at <http://www.tldp.org/docs.html#howto>. 80 180 81 config DCACHE_WRITETHROUGH !! 181 If you don't know what to do here, say N. 82 bool "Have write through data caches" << 83 default n << 84 help << 85 Select this if your implementation f << 86 Selecting 'N' here will allow the ke << 87 caches at relevant times. Most OpenR << 88 through data caches. << 89 182 90 If unsure say N here !! 183 config NR_CPUS >> 184 int "Maximum number of CPUs" >> 185 depends on SMP >> 186 range 2 32 if SPARC32 >> 187 range 2 4096 if SPARC64 >> 188 default 32 if SPARC32 >> 189 default 4096 if SPARC64 91 190 92 config OPENRISC_BUILTIN_DTB !! 191 source "kernel/Kconfig.hz" 93 string "Builtin DTB" << 94 default "" << 95 192 96 menu "Class II Instructions" !! 193 config GENERIC_HWEIGHT >> 194 bool >> 195 default y 97 196 98 config OPENRISC_HAVE_INST_FF1 !! 197 config GENERIC_CALIBRATE_DELAY 99 bool "Have instruction l.ff1" !! 198 bool 100 default y 199 default y 101 help << 102 Select this if your implementation h << 103 200 104 config OPENRISC_HAVE_INST_FL1 !! 201 config ARCH_MAY_HAVE_PC_FDC 105 bool "Have instruction l.fl1" !! 202 bool 106 default y 203 default y 107 help << 108 Select this if your implementation h << 109 204 110 config OPENRISC_HAVE_INST_MUL !! 205 config EMULATED_CMPXCHG 111 bool "Have instruction l.mul for hardw !! 206 bool >> 207 default y if SPARC32 >> 208 help >> 209 Sparc32 does not have a CAS instruction like sparc64. cmpxchg() >> 210 is emulated, and therefore it is not completely atomic. >> 211 >> 212 # Makefile helpers >> 213 config SPARC32_SMP >> 214 bool 112 default y 215 default y 113 help !! 216 depends on SPARC32 && SMP 114 Select this if your implementation h << 115 217 116 config OPENRISC_HAVE_INST_DIV !! 218 config SPARC64_SMP 117 bool "Have instruction l.div for hardw !! 219 bool 118 default y 220 default y 119 help !! 221 depends on SPARC64 && SMP 120 Select this if your implementation h << 121 222 122 config OPENRISC_HAVE_INST_CMOV !! 223 config EARLYFB 123 bool "Have instruction l.cmov for cond !! 224 bool "Support for early boot text console" 124 default n !! 225 default y >> 226 depends on SPARC64 125 help 227 help 126 This config enables gcc to generate !! 228 Say Y here to enable a faster early framebuffer boot console. 127 the kernel which in general will imp << 128 binary size. << 129 << 130 Select this if your implementation h << 131 l.cmov conistional move instruction. << 132 229 133 Say N if you are unsure. !! 230 config SECCOMP 134 !! 231 bool "Enable seccomp to safely compute untrusted bytecode" 135 config OPENRISC_HAVE_INST_ROR !! 232 depends on SPARC64 && PROC_FS 136 bool "Have instruction l.ror for rotat !! 233 default y 137 default n << 138 help 234 help 139 This config enables gcc to generate !! 235 This kernel feature is useful for number crunching applications 140 the kernel which in general will imp !! 236 that may need to compute untrusted bytecode during their 141 binary size. !! 237 execution. By using pipes or other transports made available to 142 !! 238 the process as file descriptors supporting the read/write 143 Select this if your implementation h !! 239 syscalls, it's possible to isolate those applications in 144 l.ror rotate right instruction. !! 240 their own address space using seccomp. Once seccomp is 145 !! 241 enabled via /proc/<pid>/seccomp, it cannot be disabled 146 Say N if you are unsure. !! 242 and the task is only allowed to execute a few safe syscalls 147 !! 243 defined by each seccomp mode. 148 config OPENRISC_HAVE_INST_RORI !! 244 149 bool "Have instruction l.rori for rota !! 245 If unsure, say Y. Only embedded should say N here. 150 default n !! 246 >> 247 config HOTPLUG_CPU >> 248 bool "Support for hot-pluggable CPUs" >> 249 depends on SPARC64 && SMP >> 250 help >> 251 Say Y here to experiment with turning CPUs off and on. CPUs >> 252 can be controlled through /sys/devices/system/cpu/cpu#. >> 253 Say N if you want to disable CPU hotplug. >> 254 >> 255 if SPARC64 >> 256 source "drivers/cpufreq/Kconfig" >> 257 endif >> 258 >> 259 config US3_MC >> 260 tristate "UltraSPARC-III Memory Controller driver" >> 261 depends on SPARC64 >> 262 default y 151 help 263 help 152 This config enables gcc to generate !! 264 This adds a driver for the UltraSPARC-III memory controller. 153 the kernel which in general will imp !! 265 Loading this driver allows exact mnemonic strings to be 154 binary size. !! 266 printed in the event of a memory error, so that the faulty DIMM 155 !! 267 on the motherboard can be matched to the error. 156 Select this if your implementation h !! 268 157 l.rori rotate right with immediate i !! 269 If in doubt, say Y, as this information can be very useful. >> 270 >> 271 # Global things across all Sun machines. >> 272 config GENERIC_LOCKBREAK >> 273 bool >> 274 default y >> 275 depends on SPARC64 && SMP && PREEMPTION 158 276 159 Say N if you are unsure. !! 277 config NUMA >> 278 bool "NUMA support" >> 279 depends on SPARC64 && SMP >> 280 >> 281 config NODES_SHIFT >> 282 int "Maximum NUMA Nodes (as a power of 2)" >> 283 range 4 5 if SPARC64 >> 284 default "5" >> 285 depends on NEED_MULTIPLE_NODES >> 286 help >> 287 Specify the maximum number of NUMA Nodes available on the target >> 288 system. Increases memory reserved to accommodate various tables. >> 289 >> 290 # Some NUMA nodes have memory ranges that span >> 291 # other nodes. Even though a pfn is valid and >> 292 # between a node's start and end pfns, it may not >> 293 # reside on that node. See memmap_init_zone() >> 294 # for details. >> 295 config NODES_SPAN_OTHER_NODES >> 296 def_bool y >> 297 depends on NEED_MULTIPLE_NODES 160 298 161 config OPENRISC_HAVE_INST_SEXT !! 299 config ARCH_SPARSEMEM_ENABLE 162 bool "Have instructions l.ext* for sig !! 300 def_bool y if SPARC64 163 default n !! 301 select SPARSEMEM_VMEMMAP_ENABLE >> 302 >> 303 config ARCH_SPARSEMEM_DEFAULT >> 304 def_bool y if SPARC64 >> 305 >> 306 config FORCE_MAX_ZONEORDER >> 307 int "Maximum zone order" >> 308 default "13" >> 309 help >> 310 The kernel memory allocator divides physically contiguous memory >> 311 blocks into "zones", where each zone is a power of two number of >> 312 pages. This option selects the largest power of two that the kernel >> 313 keeps in the memory allocator. If you need to allocate very large >> 314 blocks of physically contiguous memory, then you may need to >> 315 increase this value. >> 316 >> 317 This config option is actually maximum order plus one. For example, >> 318 a value of 13 means that the largest free memory block is 2^12 pages. >> 319 >> 320 if SPARC64 >> 321 source "kernel/power/Kconfig" >> 322 endif >> 323 >> 324 config SCHED_SMT >> 325 bool "SMT (Hyperthreading) scheduler support" >> 326 depends on SPARC64 && SMP >> 327 default y >> 328 help >> 329 SMT scheduler support improves the CPU scheduler's decision making >> 330 when dealing with SPARC cpus at a cost of slightly increased overhead >> 331 in some places. If unsure say N here. >> 332 >> 333 config SCHED_MC >> 334 bool "Multi-core scheduler support" >> 335 depends on SPARC64 && SMP >> 336 default y 164 help 337 help 165 This config enables gcc to generate !! 338 Multi-core scheduler support improves the CPU scheduler's decision 166 the kernel which in general will imp !! 339 making when dealing with multi-core CPU chips at a cost of slightly 167 binary size. !! 340 increased overhead in some places. If unsure say N here. >> 341 >> 342 config CMDLINE_BOOL >> 343 bool "Default bootloader kernel arguments" >> 344 depends on SPARC64 168 345 169 Select this if your implementation h !! 346 config CMDLINE 170 l.exths, l.extbs, l.exthz and l.extb !! 347 string "Initial kernel command string" >> 348 depends on CMDLINE_BOOL >> 349 default "console=ttyS0,9600 root=/dev/sda1" >> 350 help >> 351 Say Y here if you want to be able to pass default arguments to >> 352 the kernel. This will be overridden by the bootloader, if you >> 353 use one (such as SILO). This is most useful if you want to boot >> 354 a kernel from TFTP, and want default options to be available >> 355 with having them passed on the command line. >> 356 >> 357 NOTE: This option WILL override the PROM bootargs setting! >> 358 >> 359 config SUN_PM >> 360 bool >> 361 default y if SPARC32 >> 362 help >> 363 Enable power management and CPU standby features on supported >> 364 SPARC platforms. >> 365 >> 366 config SPARC_LED >> 367 tristate "Sun4m LED driver" >> 368 depends on SPARC32 >> 369 help >> 370 This driver toggles the front-panel LED on sun4m systems >> 371 in a user-specifiable manner. Its state can be probed >> 372 by reading /proc/led and its blinking mode can be changed >> 373 via writes to /proc/led >> 374 >> 375 config SERIAL_CONSOLE >> 376 bool >> 377 depends on SPARC32 >> 378 default y >> 379 ---help--- >> 380 If you say Y here, it will be possible to use a serial port as the >> 381 system console (the system console is the device which receives all >> 382 kernel messages and warnings and which allows logins in single user >> 383 mode). This could be useful if some terminal or printer is connected >> 384 to that serial port. >> 385 >> 386 Even if you say Y here, the currently visible virtual console >> 387 (/dev/tty0) will still be used as the system console by default, but >> 388 you can alter that using a kernel command line option such as >> 389 "console=ttyS1". (Try "man bootparam" or see the documentation of >> 390 your boot loader (silo) about how to pass options to the kernel at >> 391 boot time.) >> 392 >> 393 If you don't have a graphics card installed and you say Y here, the >> 394 kernel will automatically use the first serial line, /dev/ttyS0, as >> 395 system console. >> 396 >> 397 If unsure, say N. >> 398 >> 399 config SPARC_LEON >> 400 bool "Sparc Leon processor family" >> 401 depends on SPARC32 >> 402 select USB_EHCI_BIG_ENDIAN_MMIO >> 403 select USB_EHCI_BIG_ENDIAN_DESC >> 404 select USB_UHCI_BIG_ENDIAN_MMIO >> 405 select USB_UHCI_BIG_ENDIAN_DESC >> 406 ---help--- >> 407 If you say Y here if you are running on a SPARC-LEON processor. >> 408 The LEON processor is a synthesizable VHDL model of the >> 409 SPARC-v8 standard. LEON is part of the GRLIB collection of >> 410 IP cores that are distributed under GPL. GRLIB can be downloaded >> 411 from www.gaisler.com. You can download a sparc-linux cross-compilation >> 412 toolchain at www.gaisler.com. >> 413 >> 414 if SPARC_LEON >> 415 menu "U-Boot options" >> 416 >> 417 config UBOOT_LOAD_ADDR >> 418 hex "uImage Load Address" >> 419 default 0x40004000 >> 420 ---help--- >> 421 U-Boot kernel load address, the address in physical address space >> 422 where u-boot will place the Linux kernel before booting it. >> 423 This address is normally the base address of main memory + 0x4000. >> 424 >> 425 config UBOOT_FLASH_ADDR >> 426 hex "uImage.o Load Address" >> 427 default 0x00080000 >> 428 ---help--- >> 429 Optional setting only affecting the uImage.o ELF-image used to >> 430 download the uImage file to the target using a ELF-loader other than >> 431 U-Boot. It may for example be used to download an uImage to FLASH with >> 432 the GRMON utility before even starting u-boot. >> 433 >> 434 config UBOOT_ENTRY_ADDR >> 435 hex "uImage Entry Address" >> 436 default 0xf0004000 >> 437 ---help--- >> 438 Do not change this unless you know what you're doing. This is >> 439 hardcoded by the SPARC32 and LEON port. 171 440 172 Say N if you are unsure. !! 441 This is the virtual address u-boot jumps to when booting the Linux >> 442 Kernel. 173 443 174 endmenu 444 endmenu >> 445 endif 175 446 176 config NR_CPUS !! 447 endmenu 177 int "Maximum number of CPUs (2-32)" << 178 range 2 32 << 179 depends on SMP << 180 default "2" << 181 << 182 config SMP << 183 bool "Symmetric Multi-Processing suppo << 184 help << 185 This enables support for systems wit << 186 a system with only one CPU, say N. I << 187 than one CPU, say Y. << 188 448 189 If you don't know what to do here, s !! 449 menu "Bus options (PCI etc.)" >> 450 config SBUS >> 451 bool >> 452 default y 190 453 191 config FPU !! 454 config SBUSCHAR 192 bool "FPU support" !! 455 bool 193 default y 456 default y 194 help << 195 Say N here if you want to disable al << 196 in the kernel and reduce binary size << 197 457 198 If you don't know what to do here, s !! 458 config SUN_LDOMS >> 459 bool "Sun Logical Domains support" >> 460 depends on SPARC64 >> 461 help >> 462 Say Y here is you want to support virtual devices via >> 463 Logical Domains. >> 464 >> 465 config PCIC_PCI >> 466 bool >> 467 depends on PCI && SPARC32 && !SPARC_LEON >> 468 default y 199 469 200 source "kernel/Kconfig.hz" !! 470 config LEON_PCI >> 471 bool >> 472 depends on PCI && SPARC_LEON >> 473 default y 201 474 202 config OPENRISC_NO_SPR_SR_DSX !! 475 config SPARC_GRPCI1 203 bool "use SPR_SR_DSX software emulatio !! 476 bool "GRPCI Host Bridge Support" >> 477 depends on LEON_PCI 204 default y 478 default y 205 help 479 help 206 SPR_SR_DSX bit is status register bi !! 480 Say Y here to include the GRPCI Host Bridge Driver. The GRPCI 207 the last exception has happened in d !! 481 PCI host controller is typically found in GRLIB SPARC32/LEON 208 !! 482 systems. The driver has one property (all_pci_errors) controlled 209 OpenRISC architecture makes it optio !! 483 from the bootloader that makes the GRPCI to generate interrupts 210 in hardware and the OR1200 does not !! 484 on detected PCI Parity and System errors. 211 !! 485 212 Say N here if you know that your Ope !! 486 config SPARC_GRPCI2 213 SPR_SR_DSX bit implemented. Say Y if !! 487 bool "GRPCI2 Host Bridge Support" 214 !! 488 depends on LEON_PCI 215 config OPENRISC_HAVE_SHADOW_GPRS !! 489 default y 216 bool "Support for shadow gpr files" if << 217 default y if SMP << 218 help 490 help 219 Say Y here if your OpenRISC processo !! 491 Say Y here to include the GRPCI2 Host Bridge Driver. 220 register files. They will in such ca << 221 scratch reg storage on exception ent << 222 492 223 On SMP systems, this feature is mand !! 493 config SUN_OPENPROMFS 224 On a unicore system it's safe to say !! 494 tristate "Openprom tree appears in /proc/openprom" 225 << 226 config CMDLINE << 227 string "Default kernel command string" << 228 default "" << 229 help 495 help 230 On some architectures there is curre !! 496 If you say Y, the OpenPROM device tree will be available as a 231 to pass arguments to the kernel. For !! 497 virtual file system, which you can mount to /proc/openprom by "mount 232 supply some command-line options at !! 498 -t openpromfs none /proc/openprom". 233 here. !! 499 >> 500 To compile the /proc/openprom support as a module, choose M here: the >> 501 module will be called openpromfs. 234 502 235 menu "Debugging options" !! 503 Only choose N if you know in advance that you will not need to modify >> 504 OpenPROM settings on the running system. 236 505 237 config JUMP_UPON_UNHANDLED_EXCEPTION !! 506 # Makefile helpers 238 bool "Try to die gracefully" !! 507 config SPARC64_PCI >> 508 bool 239 default y 509 default y 240 help !! 510 depends on SPARC64 && PCI 241 Now this puts kernel into infinite l << 242 your kernel crashes this doesn't hav << 243 511 244 Say Y if you are unsure. !! 512 config SPARC64_PCI_MSI >> 513 bool >> 514 default y >> 515 depends on SPARC64_PCI && PCI_MSI 245 516 246 config OPENRISC_ESR_EXCEPTION_BUG_CHECK !! 517 endmenu 247 bool "Check for possible ESR exception << 248 default n << 249 help << 250 This option enables some checks that << 251 in kernel. << 252 518 253 Say N if you are unsure. !! 519 config COMPAT >> 520 bool >> 521 depends on SPARC64 >> 522 default y >> 523 select COMPAT_BINFMT_ELF >> 524 select HAVE_UID16 >> 525 select ARCH_WANT_OLD_COMPAT_IPC >> 526 select COMPAT_OLD_SIGACTION 254 527 255 endmenu !! 528 config SYSVIPC_COMPAT >> 529 bool >> 530 depends on COMPAT && SYSVIPC >> 531 default y 256 532 257 endmenu !! 533 source "drivers/sbus/char/Kconfig"
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.