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TOMOYO Linux Cross Reference
Linux/arch/mips/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 ] ~

Diff markup

Differences between /arch/mips/Kconfig (Version linux-6.12-rc7) and /arch/sparc/Kconfig (Version linux-5.1.21)


  1 # SPDX-License-Identifier: GPL-2.0             !!   1 config 64BIT
  2 config MIPS                                    !!   2         bool "64-bit kernel" if "$(ARCH)" = "sparc"
  3         bool                                   !!   3         default "$(ARCH)" = "sparc64"
  4         default y                              << 
  5         select ARCH_32BIT_OFF_T if !64BIT      << 
  6         select ARCH_BINFMT_ELF_STATE if MIPS_F << 
  7         select ARCH_HAS_CPU_CACHE_ALIASING     << 
  8         select ARCH_HAS_CPU_FINALIZE_INIT      << 
  9         select ARCH_HAS_CURRENT_STACK_POINTER  << 
 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                << 
 42         select GENERIC_ISA_DMA if EISA         << 
 43         select GENERIC_LIB_ASHLDI3             << 
 44         select GENERIC_LIB_ASHRDI3             << 
 45         select GENERIC_LIB_CMPDI2              << 
 46         select GENERIC_LIB_LSHRDI3             << 
 47         select GENERIC_LIB_UCMPDI2             << 
 48         select GENERIC_SCHED_CLOCK if !CAVIUM_ << 
 49         select GENERIC_SMP_IDLE_THREAD         << 
 50         select GENERIC_IDLE_POLL_SETUP         << 
 51         select GENERIC_TIME_VSYSCALL           << 
 52         select GUP_GET_PXX_LOW_HIGH if CPU_MIP << 
 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          << 
 85         select HAVE_NMI                        << 
 86         select HAVE_PAGE_SIZE_4KB if !CPU_LOON << 
 87         select HAVE_PAGE_SIZE_16KB if !CPU_R30 << 
 88         select HAVE_PAGE_SIZE_64KB if !CPU_R30 << 
 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                                                << 
111 config MIPS_FIXUP_BIGPHYS_ADDR                 << 
112         bool                                   << 
113                                                << 
114 config MIPS_GENERIC                            << 
115         bool                                   << 
116                                                << 
117 config MACH_GENERIC_CORE                       << 
118         bool                                   << 
119                                                << 
120 config MACH_INGENIC                            << 
121         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                                        4         help
573           This enables support for the Microch !!   5           SPARC is a family of RISC microprocessors designed and marketed by
                                                   >>   6           Sun Microsystems, incorporated.  They are very widely found in Sun
                                                   >>   7           workstations and clones.
574                                                     8 
575           Microchip PIC32 is a family of gener !!   9           Say yes to build a 64-bit kernel - formerly known as sparc64
576           microcontrollers.                    !!  10           Say no to build a 32-bit kernel - formerly known as sparc
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                                                    11 
                                                   >>  12 config SPARC
620         bool                                       13         bool
621                                                !!  14         default y
622 config MACH_NINTENDO64                         !!  15         select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI
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            16         select ARCH_MIGHT_HAVE_PC_SERIO
906         select BOOT_ELF32                      !!  17         select OF
907         select CEVT_R4K                        !!  18         select OF_PROMTREE
908         select CSRC_R4K                        !!  19         select HAVE_IDE
909         select DEFAULT_SGI_PARTITION if CPU_BI !!  20         select HAVE_OPROFILE
910         select DMA_NONCOHERENT                 !!  21         select HAVE_ARCH_KGDB if !SMP || SPARC64
911         select GENERIC_ISA_DMA                 !!  22         select HAVE_ARCH_TRACEHOOK
912         select HAVE_EISA                       !!  23         select HAVE_EXIT_THREAD
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                            24         select HAVE_PCI
975         select HAVE_PLAT_DELAY                 !!  25         select SYSCTL_EXCEPTION_TRACE
976         select HAVE_PLAT_FW_INIT_CMDLINE       !!  26         select RTC_CLASS
977         select HAVE_PLAT_MEMCPY                !!  27         select RTC_DRV_M48T59
978         select ZONE_DMA32                      !!  28         select RTC_SYSTOHC
979         select GPIOLIB                         !!  29         select HAVE_ARCH_JUMP_LABEL if SPARC64
980         select USE_OF                          !!  30         select GENERIC_IRQ_SHOW
981         select ARCH_SPARSEMEM_ENABLE           !!  31         select ARCH_WANT_IPC_PARSE_VERSION
982         select SYS_SUPPORTS_SMP                !!  32         select GENERIC_PCI_IOMAP
983         select NR_CPUS_DEFAULT_64              !!  33         select HAVE_NMI_WATCHDOG if SPARC64
984         select MIPS_NR_CPU_NR_MAP_1024         !!  34         select HAVE_CBPF_JIT if SPARC32
985         select BUILTIN_DTB                     !!  35         select HAVE_EBPF_JIT if SPARC64
986         select MTD                             !!  36         select HAVE_DEBUG_BUGVERBOSE
987         select MTD_COMPLEX_MAPPINGS            !!  37         select GENERIC_SMP_IDLE_THREAD
988         select SWIOTLB                         !!  38         select GENERIC_CLOCKEVENTS
989         select SYS_SUPPORTS_RELOCATABLE        !!  39         select GENERIC_STRNCPY_FROM_USER
990         help                                   !!  40         select GENERIC_STRNLEN_USER
991           This option supports all of the Octe !!  41         select MODULES_USE_ELF_RELA
992           Networks. It builds a kernel that dy !!  42         select PCI_SYSCALL if PCI
993           CPU type and supports all known boar !!  43         select ODD_RT_SIGACTION
994           Some of the supported boards are:    !!  44         select OLD_SIGSUSPEND
995                 EBT3000                        !!  45         select CPU_NO_EFFICIENT_FFS
996                 EBH3000                        !!  46         select LOCKDEP_SMALL if LOCKDEP
997                 EBH3100                        !!  47         select NEED_DMA_MAP_STATE
998                 Thunder                        !!  48         select NEED_SG_DMA_LENGTH
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                                                   49 
1035 endmenu                                       !!  50 config SPARC32
                                                   >>  51         def_bool !64BIT
                                                   >>  52         select ARCH_32BIT_OFF_T
                                                   >>  53         select ARCH_HAS_SYNC_DMA_FOR_CPU
                                                   >>  54         select GENERIC_ATOMIC64
                                                   >>  55         select CLZ_TAB
                                                   >>  56         select HAVE_UID16
                                                   >>  57         select OLD_SIGACTION
1036                                                   58 
1037 config GENERIC_HWEIGHT                        !!  59 config SPARC64
1038         bool                                  !!  60         def_bool 64BIT
1039         default y                             !!  61         select HAVE_FUNCTION_TRACER
                                                   >>  62         select HAVE_FUNCTION_GRAPH_TRACER
                                                   >>  63         select HAVE_KRETPROBES
                                                   >>  64         select HAVE_KPROBES
                                                   >>  65         select HAVE_RCU_TABLE_FREE if SMP
                                                   >>  66         select HAVE_MEMBLOCK_NODE_MAP
                                                   >>  67         select HAVE_ARCH_TRANSPARENT_HUGEPAGE
                                                   >>  68         select HAVE_DYNAMIC_FTRACE
                                                   >>  69         select HAVE_FTRACE_MCOUNT_RECORD
                                                   >>  70         select HAVE_SYSCALL_TRACEPOINTS
                                                   >>  71         select HAVE_CONTEXT_TRACKING
                                                   >>  72         select HAVE_DEBUG_KMEMLEAK
                                                   >>  73         select IOMMU_HELPER
                                                   >>  74         select SPARSE_IRQ
                                                   >>  75         select RTC_DRV_CMOS
                                                   >>  76         select RTC_DRV_BQ4802
                                                   >>  77         select RTC_DRV_SUN4V
                                                   >>  78         select RTC_DRV_STARFIRE
                                                   >>  79         select HAVE_PERF_EVENTS
                                                   >>  80         select PERF_USE_VMALLOC
                                                   >>  81         select IRQ_PREFLOW_FASTEOI
                                                   >>  82         select ARCH_HAVE_NMI_SAFE_CMPXCHG
                                                   >>  83         select HAVE_C_RECORDMCOUNT
                                                   >>  84         select HAVE_ARCH_AUDITSYSCALL
                                                   >>  85         select ARCH_SUPPORTS_ATOMIC_RMW
                                                   >>  86         select HAVE_NMI
                                                   >>  87         select HAVE_REGS_AND_STACK_ACCESS_API
                                                   >>  88         select ARCH_USE_QUEUED_RWLOCKS
                                                   >>  89         select ARCH_USE_QUEUED_SPINLOCKS
                                                   >>  90         select GENERIC_TIME_VSYSCALL
                                                   >>  91         select ARCH_CLOCKSOURCE_DATA
                                                   >>  92         select ARCH_HAS_PTE_SPECIAL
                                                   >>  93         select PCI_DOMAINS if PCI
1040                                                   94 
1041 config GENERIC_CALIBRATE_DELAY                !!  95 config ARCH_DEFCONFIG
1042         bool                                  !!  96         string
1043         default y                             !!  97         default "arch/sparc/configs/sparc32_defconfig" if SPARC32
                                                   >>  98         default "arch/sparc/configs/sparc64_defconfig" if SPARC64
1044                                                   99 
1045 config SCHED_OMIT_FRAME_POINTER               !! 100 config ARCH_PROC_KCORE_TEXT
1046         bool                                  !! 101         def_bool y
1047         default y                             << 
1048                                                  102 
1049 #                                             !! 103 config CPU_BIG_ENDIAN
1050 # Select some configuration options automatic !! 104         def_bool y
1051 #                                             << 
1052 config FW_ARC                                 << 
1053         bool                                  << 
1054                                                  105 
1055 config ARCH_MAY_HAVE_PC_FDC                   !! 106 config ARCH_ATU
1056         bool                                     107         bool
                                                   >> 108         default y if SPARC64
1057                                                  109 
1058 config BOOT_RAW                               !! 110 config STACKTRACE_SUPPORT
1059         bool                                     111         bool
                                                   >> 112         default y if SPARC64
1060                                                  113 
1061 config CEVT_BCM1480                           !! 114 config LOCKDEP_SUPPORT
1062         bool                                     115         bool
                                                   >> 116         default y if SPARC64
1063                                                  117 
1064 config CEVT_DS1287                            !! 118 config ARCH_HIBERNATION_POSSIBLE
1065         bool                                  !! 119         def_bool y if SPARC64
1066                                                  120 
1067 config CEVT_GT641XX                           !! 121 config AUDIT_ARCH
1068         bool                                     122         bool
                                                   >> 123         default y
1069                                                  124 
1070 config CEVT_R4K                               !! 125 config HAVE_SETUP_PER_CPU_AREA
1071         bool                                  !! 126         def_bool y if SPARC64
1072                                                  127 
1073 config CEVT_SB1250                            !! 128 config NEED_PER_CPU_EMBED_FIRST_CHUNK
1074         bool                                  !! 129         def_bool y if SPARC64
1075                                                  130 
1076 config CEVT_TXX9                              !! 131 config NEED_PER_CPU_PAGE_FIRST_CHUNK
1077         bool                                  !! 132         def_bool y if SPARC64
1078                                                  133 
1079 config CSRC_BCM1480                           !! 134 config MMU
1080         bool                                     135         bool
                                                   >> 136         default y
1081                                                  137 
1082 config CSRC_IOASIC                            !! 138 config HIGHMEM
1083         bool                                     139         bool
                                                   >> 140         default y if SPARC32
1084                                                  141 
1085 config CSRC_R4K                               !! 142 config ZONE_DMA
1086         select CLOCKSOURCE_WATCHDOG if CPU_FR << 
1087         select HAVE_UNSTABLE_SCHED_CLOCK if S << 
1088         bool                                     143         bool
                                                   >> 144         default y if SPARC32
1089                                                  145 
1090 config CSRC_SB1250                            !! 146 config GENERIC_ISA_DMA
1091         bool                                     147         bool
                                                   >> 148         default y if SPARC32
1092                                                  149 
1093 config MIPS_CLOCK_VSYSCALL                    !! 150 config ARCH_SUPPORTS_DEBUG_PAGEALLOC
1094         def_bool CSRC_R4K || CLKSRC_MIPS_GIC  !! 151         def_bool y if SPARC64
1095                                                  152 
1096 config GPIO_TXX9                              !! 153 config PGTABLE_LEVELS
1097         select GPIOLIB                        !! 154         default 4 if 64BIT
1098         bool                                  !! 155         default 3
1099                                               << 
1100 config FW_CFE                                 << 
1101         bool                                  << 
1102                                                  156 
1103 config ARCH_SUPPORTS_UPROBES                     157 config ARCH_SUPPORTS_UPROBES
1104         def_bool y                            !! 158         def_bool y if SPARC64
1105                                                  159 
1106 config DMA_NONCOHERENT                        !! 160 menu "Processor type and features"
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                                                  161 
1124 config SYS_HAS_EARLY_PRINTK                   !! 162 config SMP
1125         bool                                  !! 163         bool "Symmetric multi-processing support"
1126                                               !! 164         ---help---
1127 config SYS_SUPPORTS_HOTPLUG_CPU               !! 165           This enables support for systems with more than one CPU. If you have
1128         bool                                  !! 166           a system with only one CPU, say N. If you have a system with more
                                                   >> 167           than one CPU, say Y.
1129                                                  168 
1130 config MIPS_BONITO64                          !! 169           If you say N here, the kernel will run on uni- and multiprocessor
1131         bool                                  !! 170           machines, but will use only one CPU of a multiprocessor machine. If
                                                   >> 171           you say Y here, the kernel will run on many, but not all,
                                                   >> 172           uniprocessor machines. On a uniprocessor machine, the kernel
                                                   >> 173           will run faster if you say N here.
1132                                                  174 
1133 config MIPS_MSC                               !! 175           People using multiprocessor machines who say Y here should also say
1134         bool                                  !! 176           Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
                                                   >> 177           Management" code will be disabled if you say Y here.
1135                                                  178 
1136 config SYNC_R4K                               !! 179           See also <file:Documentation/lockup-watchdogs.txt> and the SMP-HOWTO
1137         bool                                  !! 180           available at <http://www.tldp.org/docs.html#howto>.
1138                                                  181 
1139 config NO_IOPORT_MAP                          !! 182           If you don't know what to do here, say N.
1140         def_bool n                            << 
1141                                                  183 
1142 config GENERIC_CSUM                           !! 184 config NR_CPUS
1143         def_bool CPU_NO_LOAD_STORE_LR         !! 185         int "Maximum number of CPUs"
                                                   >> 186         depends on SMP
                                                   >> 187         range 2 32 if SPARC32
                                                   >> 188         range 2 4096 if SPARC64
                                                   >> 189         default 32 if SPARC32
                                                   >> 190         default 4096 if SPARC64
1144                                                  191 
1145 config GENERIC_ISA_DMA                        !! 192 source "kernel/Kconfig.hz"
1146         bool                                  << 
1147         select ZONE_DMA if GENERIC_ISA_DMA_SU << 
1148         select ISA_DMA_API                    << 
1149                                                  193 
1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN         !! 194 config RWSEM_GENERIC_SPINLOCK
1151         bool                                     195         bool
1152         select GENERIC_ISA_DMA                !! 196         default y if SPARC32
1153                                                  197 
1154 config HAVE_PLAT_DELAY                        !! 198 config RWSEM_XCHGADD_ALGORITHM
1155         bool                                     199         bool
                                                   >> 200         default y if SPARC64
1156                                                  201 
1157 config HAVE_PLAT_FW_INIT_CMDLINE              !! 202 config GENERIC_HWEIGHT
1158         bool                                     203         bool
                                                   >> 204         default y
1159                                                  205 
1160 config HAVE_PLAT_MEMCPY                       !! 206 config GENERIC_CALIBRATE_DELAY
1161         bool                                     207         bool
                                                   >> 208         default y
1162                                                  209 
1163 config ISA_DMA_API                            !! 210 config ARCH_MAY_HAVE_PC_FDC
1164         bool                                     211         bool
                                                   >> 212         default y
1165                                                  213 
1166 config SYS_SUPPORTS_RELOCATABLE               !! 214 config EMULATED_CMPXCHG
1167         bool                                     215         bool
                                                   >> 216         default y if SPARC32
1168         help                                     217         help
1169           Selected if the platform supports r !! 218           Sparc32 does not have a CAS instruction like sparc64. cmpxchg()
1170           The platform must provide plat_get_ !! 219           is emulated, and therefore it is not completely atomic.
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                                                  220 
1187 config CPU_BIG_ENDIAN                         !! 221 # Makefile helpers
1188         bool "Big endian"                     !! 222 config SPARC32_SMP
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                                  << 
1229                                               << 
1230 config SWAP_IO_SPACE                          << 
1231         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                                     223         bool
                                                   >> 224         default y
                                                   >> 225         depends on SPARC32 && SMP
1298                                                  226 
1299 config BOOT_ELF64                             !! 227 config SPARC64_SMP
1300         bool                                     228         bool
                                                   >> 229         default y
                                                   >> 230         depends on SPARC64 && SMP
1301                                                  231 
1302 menu "CPU selection"                          !! 232 config EARLYFB
1303                                               !! 233         bool "Support for early boot text console"
1304 choice                                        !! 234         default y
1305         prompt "CPU type"                     !! 235         depends on SPARC64
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                                     236         help
1611           MIPS Technologies R10000-series pro !! 237           Say Y here to enable a faster early framebuffer boot console.
1612                                                  238 
1613 config CPU_RM7000                             !! 239 config SECCOMP
1614         bool "RM7000"                         !! 240         bool "Enable seccomp to safely compute untrusted bytecode"
1615         depends on SYS_HAS_CPU_RM7000         !! 241         depends on SPARC64 && PROC_FS
1616         select CPU_HAS_PREFETCH               !! 242         default y
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                                     243         help
1670           Support for BMIPS32/3300/4350/4380  !! 244           This kernel feature is useful for number crunching applications
                                                   >> 245           that may need to compute untrusted bytecode during their
                                                   >> 246           execution. By using pipes or other transports made available to
                                                   >> 247           the process as file descriptors supporting the read/write
                                                   >> 248           syscalls, it's possible to isolate those applications in
                                                   >> 249           their own address space using seccomp. Once seccomp is
                                                   >> 250           enabled via /proc/<pid>/seccomp, it cannot be disabled
                                                   >> 251           and the task is only allowed to execute a few safe syscalls
                                                   >> 252           defined by each seccomp mode.
1671                                                  253 
1672 endchoice                                     !! 254           If unsure, say Y. Only embedded should say N here.
1673                                                  255 
1674 config LOONGSON3_ENHANCEMENT                  !! 256 config HOTPLUG_CPU
1675         bool "New Loongson-3 CPU Enhancements !! 257         bool "Support for hot-pluggable CPUs"
1676         default n                             !! 258         depends on SPARC64 && SMP
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                                     259         help
1695           Loongson-3 processors have the llsc !! 260           Say Y here to experiment with turning CPUs off and on.  CPUs
1696           Without workarounds the system may  !! 261           can be controlled through /sys/devices/system/cpu/cpu#.
                                                   >> 262           Say N if you want to disable CPU hotplug.
1697                                                  263 
1698           Say Y, unless you know what you are !! 264 if SPARC64
                                                   >> 265 source "drivers/cpufreq/Kconfig"
                                                   >> 266 endif
1699                                                  267 
1700 config CPU_LOONGSON3_CPUCFG_EMULATION         !! 268 config US3_MC
1701         bool "Emulate the CPUCFG instruction  !! 269         tristate "UltraSPARC-III Memory Controller driver"
                                                   >> 270         depends on SPARC64
1702         default y                                271         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                             << 
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                                     272         help
1738           Choose this option to build a kerne !! 273           This adds a driver for the UltraSPARC-III memory controller.
1739           MIPS32 architecture including featu !! 274           Loading this driver allows exact mnemonic strings to be
1740           support for Extended Physical Addre !! 275           printed in the event of a memory error, so that the faulty DIMM
1741                                               !! 276           on the motherboard can be matched to the error.
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                                                  277 
1760 if CPU_LOONGSON2F                             !! 278           If in doubt, say Y, as this information can be very useful.
1761 config CPU_NOP_WORKAROUNDS                    << 
1762         bool                                  << 
1763                                                  279 
1764 config CPU_JUMP_WORKAROUNDS                   !! 280 # Global things across all Sun machines.
                                                   >> 281 config GENERIC_LOCKBREAK
1765         bool                                     282         bool
1766                                               << 
1767 config CPU_LOONGSON2F_WORKAROUNDS             << 
1768         bool "Loongson 2F Workarounds"        << 
1769         default y                                283         default y
1770         select CPU_NOP_WORKAROUNDS            !! 284         depends on SPARC64 && SMP && PREEMPT
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                                                  285 
1897 config SYS_HAS_CPU_R4300                      !! 286 config NUMA
1898         bool                                  !! 287         bool "NUMA support"
1899                                               !! 288         depends on SPARC64 && SMP
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                                               << 
1946 #                                             << 
1947 # CPU may reorder R->R, R->W, W->R, W->W      << 
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                                                  289 
2068 config 64BIT                                  !! 290 config NODES_SHIFT
2069         bool "64-bit kernel"                  !! 291         int "Maximum NUMA Nodes (as a power of 2)"
2070         depends on CPU_SUPPORTS_64BIT_KERNEL  !! 292         range 4 5 if SPARC64
                                                   >> 293         default "5"
                                                   >> 294         depends on NEED_MULTIPLE_NODES
2071         help                                     295         help
2072           Select this option if you want to b !! 296           Specify the maximum number of NUMA Nodes available on the target
                                                   >> 297           system.  Increases memory reserved to accommodate various tables.
2073                                                  298 
2074 endchoice                                     !! 299 # Some NUMA nodes have memory ranges that span
                                                   >> 300 # other nodes.  Even though a pfn is valid and
                                                   >> 301 # between a node's start and end pfns, it may not
                                                   >> 302 # reside on that node.  See memmap_init_zone()
                                                   >> 303 # for details.
                                                   >> 304 config NODES_SPAN_OTHER_NODES
                                                   >> 305         def_bool y
                                                   >> 306         depends on NEED_MULTIPLE_NODES
2075                                                  307 
2076 config MIPS_VA_BITS_48                        !! 308 config ARCH_SELECT_MEMORY_MODEL
2077         bool "48 bits virtual memory"         !! 309         def_bool y if SPARC64
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                                                  310 
2087           If unsure, say N.                   !! 311 config ARCH_SPARSEMEM_ENABLE
2088                                               !! 312         def_bool y if SPARC64
2089 config ZBOOT_LOAD_ADDRESS                     !! 313         select SPARSEMEM_VMEMMAP_ENABLE
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                                                  314 
2097           This is only used if non-zero.      !! 315 config ARCH_SPARSEMEM_DEFAULT
                                                   >> 316         def_bool y if SPARC64
2098                                                  317 
2099 config ARCH_FORCE_MAX_ORDER                   !! 318 config FORCE_MAX_ZONEORDER
2100         int "Maximum zone order"                 319         int "Maximum zone order"
2101         default "13" if MIPS_HUGE_TLB_SUPPORT !! 320         default "13"
2102         default "12" if MIPS_HUGE_TLB_SUPPORT << 
2103         default "11" if MIPS_HUGE_TLB_SUPPORT << 
2104         default "10"                          << 
2105         help                                     321         help
2106           The kernel memory allocator divides    322           The kernel memory allocator divides physically contiguous memory
2107           blocks into "zones", where each zon    323           blocks into "zones", where each zone is a power of two number of
2108           pages.  This option selects the lar    324           pages.  This option selects the largest power of two that the kernel
2109           keeps in the memory allocator.  If     325           keeps in the memory allocator.  If you need to allocate very large
2110           blocks of physically contiguous mem    326           blocks of physically contiguous memory, then you may need to
2111           increase this value.                   327           increase this value.
2112                                                  328 
2113           The page size is not necessarily 4K !! 329           This config option is actually maximum order plus one. For example,
2114           when choosing a value for this opti !! 330           a value of 13 means that the largest free memory block is 2^12 pages.
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                                                  331 
2146 config CPU_HAS_PREFETCH                       !! 332 if SPARC64
2147         bool                                  !! 333 source "kernel/power/Kconfig"
2148                                               !! 334 endif
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                                                  335 
2209 config SCHED_SMT                                 336 config SCHED_SMT
2210         bool "SMT (multithreading) scheduler  !! 337         bool "SMT (Hyperthreading) scheduler support"
2211         depends on SYS_SUPPORTS_SCHED_SMT     !! 338         depends on SPARC64 && SMP
2212         default n                             !! 339         default y
2213         help                                     340         help
2214           SMT scheduler support improves the     341           SMT scheduler support improves the CPU scheduler's decision making
2215           when dealing with MIPS MT enabled c !! 342           when dealing with SPARC cpus at a cost of slightly increased overhead
2216           increased overhead in some places.  !! 343           in some places. If unsure say N here.
2217                                               << 
2218 config SYS_SUPPORTS_SCHED_SMT                 << 
2219         bool                                  << 
2220                                                  344 
2221 config SYS_SUPPORTS_MULTITHREADING            !! 345 config SCHED_MC
2222         bool                                  !! 346         bool "Multi-core scheduler support"
2223                                               !! 347         depends on SPARC64 && SMP
2224 config MIPS_MT_FPAFF                          << 
2225         bool "Dynamic FPU affinity for FP-int << 
2226         default y                                348         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                                     349         help
2245           Indicates that the platform support !! 350           Multi-core scheduler support improves the CPU scheduler's decision
2246           physical_memsize.                   !! 351           making when dealing with multi-core CPU chips at a cost of slightly
                                                   >> 352           increased overhead in some places. If unsure say N here.
2247                                                  353 
2248 config MIPS_VPE_LOADER                        !! 354 config CMDLINE_BOOL
2249         bool "VPE loader support."            !! 355         bool "Default bootloader kernel arguments"
2250         depends on SYS_SUPPORTS_VPE_LOADER && !! 356         depends on SPARC64
2251         select CPU_MIPSR2_IRQ_VI              !! 357 
2252         select CPU_MIPSR2_IRQ_EI              !! 358 config CMDLINE
2253         select MIPS_MT                        !! 359         string "Initial kernel command string"
2254         help                                  !! 360         depends on CMDLINE_BOOL
2255           Includes a loader for loading an el !! 361         default "console=ttyS0,9600 root=/dev/sda1"
2256           onto another VPE and running it.    !! 362         help
                                                   >> 363           Say Y here if you want to be able to pass default arguments to
                                                   >> 364           the kernel. This will be overridden by the bootloader, if you
                                                   >> 365           use one (such as SILO). This is most useful if you want to boot
                                                   >> 366           a kernel from TFTP, and want default options to be available
                                                   >> 367           with having them passed on the command line.
                                                   >> 368 
                                                   >> 369           NOTE: This option WILL override the PROM bootargs setting!
                                                   >> 370 
                                                   >> 371 config SUN_PM
                                                   >> 372         bool
                                                   >> 373         default y if SPARC32
                                                   >> 374         help
                                                   >> 375           Enable power management and CPU standby features on supported
                                                   >> 376           SPARC platforms.
                                                   >> 377 
                                                   >> 378 config SPARC_LED
                                                   >> 379         tristate "Sun4m LED driver"
                                                   >> 380         depends on SPARC32
                                                   >> 381         help
                                                   >> 382           This driver toggles the front-panel LED on sun4m systems
                                                   >> 383           in a user-specifiable manner.  Its state can be probed
                                                   >> 384           by reading /proc/led and its blinking mode can be changed
                                                   >> 385           via writes to /proc/led
                                                   >> 386 
                                                   >> 387 config SERIAL_CONSOLE
                                                   >> 388         bool
                                                   >> 389         depends on SPARC32
                                                   >> 390         default y
                                                   >> 391         ---help---
                                                   >> 392           If you say Y here, it will be possible to use a serial port as the
                                                   >> 393           system console (the system console is the device which receives all
                                                   >> 394           kernel messages and warnings and which allows logins in single user
                                                   >> 395           mode). This could be useful if some terminal or printer is connected
                                                   >> 396           to that serial port.
                                                   >> 397 
                                                   >> 398           Even if you say Y here, the currently visible virtual console
                                                   >> 399           (/dev/tty0) will still be used as the system console by default, but
                                                   >> 400           you can alter that using a kernel command line option such as
                                                   >> 401           "console=ttyS1". (Try "man bootparam" or see the documentation of
                                                   >> 402           your boot loader (silo) about how to pass options to the kernel at
                                                   >> 403           boot time.)
                                                   >> 404 
                                                   >> 405           If you don't have a graphics card installed and you say Y here, the
                                                   >> 406           kernel will automatically use the first serial line, /dev/ttyS0, as
                                                   >> 407           system console.
2257                                                  408 
2258 config MIPS_VPE_LOADER_MT                     !! 409           If unsure, say N.
2259         bool                                  << 
2260         default "y"                           << 
2261         depends on MIPS_VPE_LOADER            << 
2262                                                  410 
2263 config MIPS_VPE_LOADER_TOM                    !! 411 config SPARC_LEON
2264         bool "Load VPE program into memory hi !! 412         bool "Sparc Leon processor family"
2265         depends on MIPS_VPE_LOADER            !! 413         depends on SPARC32
2266         default y                             !! 414         select USB_EHCI_BIG_ENDIAN_MMIO
2267         help                                  !! 415         select USB_EHCI_BIG_ENDIAN_DESC
2268           The loader can use memory that is p !! 416         select USB_UHCI_BIG_ENDIAN_MMIO
2269           Linux using the kernel command line !! 417         select USB_UHCI_BIG_ENDIAN_DESC
2270           you to ensure the amount you put in !! 418         ---help---
2271           program requires is less or equal t !! 419           If you say Y here if you are running on a SPARC-LEON processor.
2272                                               !! 420           The LEON processor is a synthesizable VHDL model of the
2273 config MIPS_VPE_APSP_API                      !! 421           SPARC-v8 standard. LEON is  part of the GRLIB collection of
2274         bool "Enable support for AP/SP API (R !! 422           IP cores that are distributed under GPL. GRLIB can be downloaded
2275         depends on MIPS_VPE_LOADER            !! 423           from www.gaisler.com. You can download a sparc-linux cross-compilation
2276                                               !! 424           toolchain at www.gaisler.com.
2277 config MIPS_VPE_APSP_API_MT                   !! 425 
2278         bool                                  !! 426 if SPARC_LEON
2279         default "y"                           !! 427 menu "U-Boot options"
2280         depends on MIPS_VPE_APSP_API          !! 428 
2281                                               !! 429 config UBOOT_LOAD_ADDR
2282 config MIPS_CPS                               !! 430         hex "uImage Load Address"
2283         bool "MIPS Coherent Processing System !! 431         default 0x40004000
2284         depends on SYS_SUPPORTS_MIPS_CPS      !! 432         ---help---
2285         select MIPS_CM                        !! 433          U-Boot kernel load address, the address in physical address space
2286         select MIPS_CPS_PM if HOTPLUG_CPU     !! 434          where u-boot will place the Linux kernel before booting it.
2287         select SMP                            !! 435          This address is normally the base address of main memory + 0x4000.
2288         select HOTPLUG_CORE_SYNC_DEAD if HOTP !! 436 
2289         select SYNC_R4K if (CEVT_R4K || CSRC_ !! 437 config UBOOT_FLASH_ADDR
2290         select SYS_SUPPORTS_HOTPLUG_CPU       !! 438         hex "uImage.o Load Address"
2291         select SYS_SUPPORTS_SCHED_SMT if CPU_ !! 439         default 0x00080000
2292         select SYS_SUPPORTS_SMP               !! 440         ---help---
2293         select WEAK_ORDERING                  !! 441          Optional setting only affecting the uImage.o ELF-image used to
2294         select GENERIC_IRQ_MIGRATION if HOTPL !! 442          download the uImage file to the target using a ELF-loader other than
2295         help                                  !! 443          U-Boot. It may for example be used to download an uImage to FLASH with
2296           Select this if you wish to run an S !! 444          the GRMON utility before even starting u-boot.
2297           within a MIPS Coherent Processing S !! 445 
2298           enabled the kernel will probe for o !! 446 config UBOOT_ENTRY_ADDR
2299           no external assistance. It is safe  !! 447         hex "uImage Entry Address"
2300           support is unavailable.             !! 448         default 0xf0004000
                                                   >> 449         ---help---
                                                   >> 450          Do not change this unless you know what you're doing. This is
                                                   >> 451          hardcoded by the SPARC32 and LEON port.
2301                                                  452 
2302 config MIPS_CPS_PM                            !! 453          This is the virtual address u-boot jumps to when booting the Linux
2303         depends on MIPS_CPS                   !! 454          Kernel.
2304         bool                                  << 
2305                                                  455 
2306 config MIPS_CM                                !! 456 endmenu
2307         bool                                  !! 457 endif
2308         select MIPS_CPC                       << 
2309                                                  458 
2310 config MIPS_CPC                               !! 459 endmenu
2311         bool                                  << 
2312                                                  460 
2313 config SB1_PASS_2_WORKAROUNDS                 !! 461 menu "Bus options (PCI etc.)"
                                                   >> 462 config SBUS
2314         bool                                     463         bool
2315         depends on CPU_SB1 && (CPU_SB1_PASS_2 << 
2316         default y                                464         default y
2317                                                  465 
2318 config SB1_PASS_2_1_WORKAROUNDS               !! 466 config SBUSCHAR
2319         bool                                     467         bool
2320         depends on CPU_SB1 && CPU_SB1_PASS_2  << 
2321         default y                                468         default y
2322                                                  469 
2323 choice                                        !! 470 config SUN_LDOMS
2324         prompt "SmartMIPS or microMIPS ASE su !! 471         bool "Sun Logical Domains support"
2325                                               !! 472         depends on SPARC64
2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS    << 
2327         bool "None"                           << 
2328         help                                     473         help
2329           Select this if you want neither mic !! 474           Say Y here is you want to support virtual devices via
                                                   >> 475           Logical Domains.
2330                                                  476 
2331 config CPU_HAS_SMARTMIPS                      !! 477 config PCIC_PCI
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                                               << 
2398 #                                             << 
2399 # Extended interrupt mode is an R2 feature    << 
2400 #                                             << 
2401 config CPU_MIPSR2_IRQ_EI                      << 
2402         bool                                  << 
2403                                               << 
2404 config CPU_HAS_SYNC                           << 
2405         bool                                  << 
2406         depends on !CPU_R3000                 << 
2407         default y                             << 
2408                                               << 
2409 #                                             << 
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                                   << 
2471         default 0 if MIPS_ASID_BITS_VARIABLE  << 
2472         default 6 if CPU_R3000                << 
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                                     478         bool
                                                   >> 479         depends on PCI && SPARC32 && !SPARC_LEON
                                                   >> 480         default y
2571                                                  481 
2572 config SYS_SUPPORTS_HIGHMEM                   !! 482 config LEON_PCI
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                                     483         bool
2597                                               !! 484         depends on PCI && SPARC_LEON
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                                               << 
2672           This is limited by the size of KSEG << 
2673           EVA or 64-bit. The default is 16Mb. << 
2674                                               << 
2675 config NODES_SHIFT                            << 
2676         int                                   << 
2677         default "6"                           << 
2678         depends on NUMA                       << 
2679                                               << 
2680 config HW_PERF_EVENTS                         << 
2681         bool "Enable hardware performance cou << 
2682         depends on PERF_EVENTS && (CPU_MIPS32 << 
2683         default y                                485         default y
2684         help                                  << 
2685           Enable hardware performance counter << 
2686           disabled, perf events will use soft << 
2687                                                  486 
2688 config DMI                                    !! 487 config SPARC_GRPCI1
2689         bool "Enable DMI scanning"            !! 488         bool "GRPCI Host Bridge Support"
2690         depends on MACH_LOONGSON64            !! 489         depends on LEON_PCI
2691         select DMI_SCAN_MACHINE_NON_EFI_FALLB << 
2692         default y                                490         default y
2693         help                                     491         help
2694           Enabled scanning of DMI to identify !! 492           Say Y here to include the GRPCI Host Bridge Driver. The GRPCI
2695           here unless you have verified that  !! 493           PCI host controller is typically found in GRLIB SPARC32/LEON
2696           affected by entries in the DMI blac !! 494           systems. The driver has one property (all_pci_errors) controlled
2697           BIOS code.                          !! 495           from the bootloader that makes the GRPCI to generate interrupts
2698                                               !! 496           on detected PCI Parity and System errors.
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                                               << 
2731 config SMP_UP                                 << 
2732         bool                                  << 
2733                                               << 
2734 config SYS_SUPPORTS_MIPS_CPS                  << 
2735         bool                                  << 
2736                                               << 
2737 config SYS_SUPPORTS_SMP                       << 
2738         bool                                  << 
2739                                               << 
2740 config NR_CPUS_DEFAULT_4                      << 
2741         bool                                  << 
2742                                               << 
2743 config NR_CPUS_DEFAULT_8                      << 
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                                  << 
2765           This allows you to specify the maxi << 
2766           kernel will support.  The maximum s << 
2767           kernel and 64 for 64-bit kernels; t << 
2768           sense is 1 for Qemu (useful only fo << 
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                                                  497 
2782 config MIPS_NR_CPU_NR_MAP                     !! 498 config SPARC_GRPCI2
2783         int                                   !! 499         bool "GRPCI2 Host Bridge Support"
2784         depends on SMP                        !! 500         depends on LEON_PCI
2785         default 1024 if MIPS_NR_CPU_NR_MAP_10 !! 501         default y
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                                     502         help
2796           Allows the configuration of the tim !! 503           Say Y here to include the GRPCI2 Host Bridge Driver.
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                                               << 
2807         config HZ_128                         << 
2808                 bool "128 HZ" if SYS_SUPPORTS << 
2809                                               << 
2810         config HZ_250                         << 
2811                 bool "250 HZ" if SYS_SUPPORTS << 
2812                                               << 
2813         config HZ_256                         << 
2814                 bool "256 HZ" if SYS_SUPPORTS << 
2815                                               << 
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                                                  504 
2836 config SYS_SUPPORTS_250HZ                     !! 505 config SUN_OPENPROMFS
2837         bool                                  !! 506         tristate "Openprom tree appears in /proc/openprom"
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                                     507         help
2884           This gives the CKSEG0 or KSEG0 addr !! 508           If you say Y, the OpenPROM device tree will be available as a
2885           If you plan to use kernel for captu !! 509           virtual file system, which you can mount to /proc/openprom by "mount
2886           this value to start of the reserved !! 510           -t openpromfs none /proc/openprom".
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                                                  511 
2911           If unsure, say N.                   !! 512           To compile the /proc/openprom support as a module, choose M here: the
                                                   >> 513           module will be called openpromfs.
2912                                                  514 
2913 config USE_OF                                 !! 515           Only choose N if you know in advance that you will not need to modify
2914         bool                                  !! 516           OpenPROM settings on the running system.
2915         select OF                             << 
2916         select OF_EARLY_FLATTREE              << 
2917         select IRQ_DOMAIN                     << 
2918                                                  517 
2919 config UHI_BOOT                               !! 518 # Makefile helpers
2920         bool                                  !! 519 config SPARC64_PCI
2921                                               << 
2922 config BUILTIN_DTB                            << 
2923         bool                                  << 
2924                                               << 
2925 choice                                        << 
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                                               << 
2991 endmenu                                       << 
2992                                               << 
2993 config LOCKDEP_SUPPORT                        << 
2994         bool                                  << 
2995         default y                             << 
2996                                               << 
2997 config STACKTRACE_SUPPORT                     << 
2998         bool                                     520         bool
2999         default y                                521         default y
                                                   >> 522         depends on SPARC64 && PCI
3000                                                  523 
3001 config PGTABLE_LEVELS                         !! 524 config SPARC64_PCI_MSI
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                                     525         bool
3044         default y                                526         default y
                                                   >> 527         depends on SPARC64_PCI && PCI_MSI
3045                                                  528 
3046 config ARCH_MMAP_RND_BITS_MIN                 << 
3047         default 12 if 64BIT                   << 
3048         default 8                             << 
3049                                               << 
3050 config ARCH_MMAP_RND_BITS_MAX                 << 
3051         default 18 if 64BIT                   << 
3052         default 15                            << 
3053                                               << 
3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN          << 
3055         default 8                             << 
3056                                               << 
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                                          529 endmenu
3066                                                  530 
3067 config TRAD_SIGNALS                           << 
3068         bool                                  << 
3069                                               << 
3070 config MIPS32_COMPAT                          << 
3071         bool                                  << 
3072                                               << 
3073 config COMPAT                                    531 config COMPAT
3074         bool                                     532         bool
3075                                               !! 533         depends on SPARC64
3076 config MIPS32_O32                             !! 534         default y
3077         bool "Kernel support for o32 binaries !! 535         select COMPAT_BINFMT_ELF
3078         depends on 64BIT                      !! 536         select HAVE_UID16
3079         select ARCH_WANT_OLD_COMPAT_IPC          537         select ARCH_WANT_OLD_COMPAT_IPC
3080         select COMPAT                         !! 538         select COMPAT_OLD_SIGACTION
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                                                  539 
3101           If unsure, say N.                   !! 540 config SYSVIPC_COMPAT
3102                                               << 
3103 config CC_HAS_MNO_BRANCH_LIKELY               << 
3104         def_bool y                            << 
3105         depends on $(cc-option,-mno-branch-li << 
3106                                               << 
3107 # https://github.com/llvm/llvm-project/issues << 
3108 config CC_HAS_BROKEN_INLINE_COMPAT_BRANCH     << 
3109         def_bool y if CC_IS_CLANG             << 
3110                                               << 
3111 menu "Power management options"               << 
3112                                               << 
3113 config ARCH_HIBERNATION_POSSIBLE              << 
3114         def_bool y                            << 
3115         depends on SYS_SUPPORTS_HOTPLUG_CPU | << 
3116                                               << 
3117 config ARCH_SUSPEND_POSSIBLE                  << 
3118         def_bool y                            << 
3119         depends on SYS_SUPPORTS_HOTPLUG_CPU | << 
3120                                               << 
3121 source "kernel/power/Kconfig"                 << 
3122                                               << 
3123 endmenu                                       << 
3124                                               << 
3125 config MIPS_EXTERNAL_TIMER                    << 
3126         bool                                     541         bool
                                                   >> 542         depends on COMPAT && SYSVIPC
                                                   >> 543         default y
3127                                                  544 
3128 menu "CPU Power Management"                   !! 545 source "drivers/sbus/char/Kconfig"
3129                                               << 
3130 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIME << 
3131 source "drivers/cpufreq/Kconfig"              << 
3132 endif # CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL << 
3133                                               << 
3134 source "drivers/cpuidle/Kconfig"              << 
3135                                               << 
3136 endmenu                                       << 
3137                                               << 
3138 source "arch/mips/kvm/Kconfig"                << 
3139                                               << 
3140 source "arch/mips/vdso/Kconfig"               << 
                                                      

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