~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

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 (Architecture mips) and /arch/sparc/Kconfig (Architecture sparc)


  1 # SPDX-License-Identifier: GPL-2.0             !!   1 # SPDX-License-Identifier: GPL-2.0-only
  2 config MIPS                                    !!   2 config 64BIT
                                                   >>   3         bool "64-bit kernel" if "$(ARCH)" = "sparc"
                                                   >>   4         default "$(ARCH)" = "sparc64"
                                                   >>   5         help
                                                   >>   6           SPARC is a family of RISC microprocessors designed and marketed by
                                                   >>   7           Sun Microsystems, incorporated.  They are very widely found in Sun
                                                   >>   8           workstations and clones.
                                                   >>   9 
                                                   >>  10           Say yes to build a 64-bit kernel - formerly known as sparc64
                                                   >>  11           Say no to build a 32-bit kernel - formerly known as sparc
                                                   >>  12 
                                                   >>  13 config SPARC
  3         bool                                       14         bool
  4         default y                                  15         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         16         select ARCH_HAS_CPU_CACHE_ALIASING
  8         select ARCH_HAS_CPU_FINALIZE_INIT      !!  17         select ARCH_HAS_DMA_OPS
  9         select ARCH_HAS_CURRENT_STACK_POINTER  !!  18         select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI
 10         select ARCH_HAS_DEBUG_VIRTUAL if !64BI !!  19         select ARCH_MIGHT_HAVE_PC_SERIO
 11         select ARCH_HAS_DMA_OPS if MACH_JAZZ   !!  20         select OF
 12         select ARCH_HAS_FORTIFY_SOURCE         !!  21         select OF_PROMTREE
 13         select ARCH_HAS_KCOV                   !!  22         select HAVE_ASM_MODVERSIONS
 14         select ARCH_HAS_NON_OVERLAPPING_ADDRES !!  23         select HAVE_ARCH_KGDB if !SMP || SPARC64
 15         select ARCH_HAS_PTE_SPECIAL if !(32BIT !!  24         select HAVE_ARCH_TRACEHOOK
 16         select ARCH_HAS_STRNCPY_FROM_USER      !!  25         select HAVE_ARCH_SECCOMP if SPARC64
 17         select ARCH_HAS_STRNLEN_USER           !!  26         select HAVE_EXIT_THREAD
 18         select ARCH_HAS_TICK_BROADCAST if GENE !!  27         select HAVE_PCI
 19         select ARCH_HAS_UBSAN                  !!  28         select SYSCTL_EXCEPTION_TRACE
 20         select ARCH_HAS_GCOV_PROFILE_ALL       !!  29         select RTC_CLASS
 21         select ARCH_KEEP_MEMBLOCK              !!  30         select RTC_DRV_M48T59
 22         select ARCH_USE_BUILTIN_BSWAP          !!  31         select RTC_SYSTOHC
 23         select ARCH_USE_CMPXCHG_LOCKREF if 64B !!  32         select HAVE_ARCH_JUMP_LABEL if SPARC64
 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                    33         select GENERIC_IRQ_SHOW
 42         select GENERIC_ISA_DMA if EISA         !!  34         select ARCH_WANT_IPC_PARSE_VERSION
 43         select GENERIC_LIB_ASHLDI3             !!  35         select GENERIC_PCI_IOMAP
 44         select GENERIC_LIB_ASHRDI3             !!  36         select HAS_IOPORT
                                                   >>  37         select HAVE_HARDLOCKUP_DETECTOR_SPARC64 if SPARC64
                                                   >>  38         select HAVE_CBPF_JIT if SPARC32
                                                   >>  39         select HAVE_EBPF_JIT if SPARC64
                                                   >>  40         select HAVE_DEBUG_BUGVERBOSE
                                                   >>  41         select GENERIC_SMP_IDLE_THREAD
                                                   >>  42         select MODULES_USE_ELF_RELA
                                                   >>  43         select PCI_SYSCALL if PCI
                                                   >>  44         select PCI_MSI_ARCH_FALLBACKS if PCI_MSI
                                                   >>  45         select ODD_RT_SIGACTION
                                                   >>  46         select OLD_SIGSUSPEND
                                                   >>  47         select CPU_NO_EFFICIENT_FFS
                                                   >>  48         select LOCKDEP_SMALL if LOCKDEP
                                                   >>  49         select NEED_DMA_MAP_STATE
                                                   >>  50         select NEED_SG_DMA_LENGTH
                                                   >>  51         select TRACE_IRQFLAGS_SUPPORT
                                                   >>  52 
                                                   >>  53 config SPARC32
                                                   >>  54         def_bool !64BIT
                                                   >>  55         select ARCH_32BIT_OFF_T
                                                   >>  56         select ARCH_HAS_CPU_FINALIZE_INIT if !SMP
                                                   >>  57         select ARCH_HAS_SYNC_DMA_FOR_CPU
                                                   >>  58         select CLZ_TAB
                                                   >>  59         select DMA_DIRECT_REMAP
                                                   >>  60         select GENERIC_ATOMIC64
 45         select GENERIC_LIB_CMPDI2                  61         select GENERIC_LIB_CMPDI2
 46         select GENERIC_LIB_LSHRDI3             << 
 47         select GENERIC_LIB_UCMPDI2                 62         select GENERIC_LIB_UCMPDI2
 48         select GENERIC_SCHED_CLOCK if !CAVIUM_ !!  63         select HAVE_UID16
 49         select GENERIC_SMP_IDLE_THREAD         !!  64         select HAVE_PAGE_SIZE_4KB
 50         select GENERIC_IDLE_POLL_SETUP         !!  65         select LOCK_MM_AND_FIND_VMA
 51         select GENERIC_TIME_VSYSCALL           !!  66         select OLD_SIGACTION
 52         select GUP_GET_PXX_LOW_HIGH if CPU_MIP !!  67         select ZONE_DMA
 53         select HAS_IOPORT if !NO_IOPORT_MAP || !!  68 
 54         select HAVE_ARCH_COMPILER_H            !!  69 config SPARC64
 55         select HAVE_ARCH_JUMP_LABEL            !!  70         def_bool 64BIT
 56         select HAVE_ARCH_KGDB if MIPS_FP_SUPPO !!  71         select ALTERNATE_USER_ADDRESS_SPACE
 57         select HAVE_ARCH_MMAP_RND_BITS if MMU  !!  72         select HAVE_FUNCTION_TRACER
 58         select HAVE_ARCH_MMAP_RND_COMPAT_BITS  !!  73         select HAVE_FUNCTION_GRAPH_TRACER
 59         select HAVE_ARCH_SECCOMP_FILTER        !!  74         select HAVE_KRETPROBES
 60         select HAVE_ARCH_TRACEHOOK             !!  75         select HAVE_KPROBES
 61         select HAVE_ARCH_TRANSPARENT_HUGEPAGE  !!  76         select MMU_GATHER_RCU_TABLE_FREE if SMP
 62         select HAVE_ASM_MODVERSIONS            !!  77         select MMU_GATHER_MERGE_VMAS
                                                   >>  78         select MMU_GATHER_NO_FLUSH_CACHE
                                                   >>  79         select HAVE_ARCH_TRANSPARENT_HUGEPAGE
                                                   >>  80         select HAVE_DYNAMIC_FTRACE
                                                   >>  81         select HAVE_FTRACE_MCOUNT_RECORD
                                                   >>  82         select HAVE_PAGE_SIZE_8KB
                                                   >>  83         select HAVE_SYSCALL_TRACEPOINTS
 63         select HAVE_CONTEXT_TRACKING_USER          84         select HAVE_CONTEXT_TRACKING_USER
 64         select HAVE_TIF_NOHZ                       85         select HAVE_TIF_NOHZ
 65         select HAVE_C_RECORDMCOUNT             << 
 66         select HAVE_DEBUG_KMEMLEAK                 86         select HAVE_DEBUG_KMEMLEAK
 67         select HAVE_DEBUG_STACKOVERFLOW        !!  87         select IOMMU_HELPER
 68         select HAVE_DMA_CONTIGUOUS             !!  88         select SPARSE_IRQ
 69         select HAVE_DYNAMIC_FTRACE             !!  89         select RTC_DRV_CMOS
 70         select HAVE_EBPF_JIT if !CPU_MICROMIPS !!  90         select RTC_DRV_BQ4802
 71         select HAVE_EXIT_THREAD                !!  91         select RTC_DRV_SUN4V
 72         select HAVE_GUP_FAST                   !!  92         select RTC_DRV_STARFIRE
 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                    93         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                    94         select PERF_USE_VMALLOC
104         select PCI_MSI_ARCH_FALLBACKS if PCI_M !!  95         select ARCH_HAVE_NMI_SAFE_CMPXCHG
105         select RTC_LIB                         !!  96         select HAVE_C_RECORDMCOUNT
106         select SYSCTL_EXCEPTION_TRACE          !!  97         select HAVE_ARCH_AUDITSYSCALL
107         select TRACE_IRQFLAGS_SUPPORT          !!  98         select ARCH_SUPPORTS_ATOMIC_RMW
108         select ARCH_HAS_ELFCORE_COMPAT         !!  99         select ARCH_SUPPORTS_DEBUG_PAGEALLOC
109         select HAVE_ARCH_KCSAN if 64BIT        !! 100         select HAVE_NMI
110                                                !! 101         select HAVE_REGS_AND_STACK_ACCESS_API
111 config MIPS_FIXUP_BIGPHYS_ADDR                 !! 102         select ARCH_USE_QUEUED_RWLOCKS
112         bool                                   !! 103         select ARCH_USE_QUEUED_SPINLOCKS
113                                                !! 104         select GENERIC_TIME_VSYSCALL
114 config MIPS_GENERIC                            !! 105         select ARCH_CLOCKSOURCE_DATA
115         bool                                   !! 106         select ARCH_HAS_PTE_SPECIAL
116                                                !! 107         select PCI_DOMAINS if PCI
117 config MACH_GENERIC_CORE                       !! 108         select ARCH_HAS_GIGANTIC_PAGE
118         bool                                   !! 109         select HAVE_SOFTIRQ_ON_OWN_STACK
119                                                !! 110         select HAVE_SETUP_PER_CPU_AREA
120 config MACH_INGENIC                            !! 111         select NEED_PER_CPU_EMBED_FIRST_CHUNK
121         bool                                   !! 112         select NEED_PER_CPU_PAGE_FIRST_CHUNK
122         select SYS_SUPPORTS_32BIT_KERNEL       << 
123         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
124         select SYS_SUPPORTS_ZBOOT              << 
125         select DMA_NONCOHERENT                 << 
126         select IRQ_MIPS_CPU                    << 
127         select PINCTRL                         << 
128         select GPIOLIB                         << 
129         select COMMON_CLK                      << 
130         select GENERIC_IRQ_CHIP                << 
131         select BUILTIN_DTB if MIPS_NO_APPENDED << 
132         select USE_OF                          << 
133         select CPU_SUPPORTS_CPUFREQ            << 
134         select MIPS_EXTERNAL_TIMER             << 
135                                                << 
136 menu "Machine selection"                       << 
137                                                << 
138 choice                                         << 
139         prompt "System type"                   << 
140         default MIPS_GENERIC_KERNEL            << 
141                                                << 
142 config MIPS_GENERIC_KERNEL                     << 
143         bool "Generic board-agnostic MIPS kern << 
144         select MIPS_GENERIC                    << 
145         select BOOT_RAW                        << 
146         select BUILTIN_DTB                     << 
147         select CEVT_R4K                        << 
148         select CLKSRC_MIPS_GIC                 << 
149         select COMMON_CLK                      << 
150         select CPU_MIPSR2_IRQ_EI               << 
151         select CPU_MIPSR2_IRQ_VI               << 
152         select CSRC_R4K                        << 
153         select DMA_NONCOHERENT                 << 
154         select HAVE_PCI                        << 
155         select IRQ_MIPS_CPU                    << 
156         select MACH_GENERIC_CORE               << 
157         select MIPS_AUTO_PFN_OFFSET            << 
158         select MIPS_CPU_SCACHE                 << 
159         select MIPS_GIC                        << 
160         select MIPS_L1_CACHE_SHIFT_7           << 
161         select NO_EXCEPT_FILL                  << 
162         select PCI_DRIVERS_GENERIC             << 
163         select SMP_UP if SMP                   << 
164         select SWAP_IO_SPACE                   << 
165         select SYS_HAS_CPU_MIPS32_R1           << 
166         select SYS_HAS_CPU_MIPS32_R2           << 
167         select SYS_HAS_CPU_MIPS32_R5           << 
168         select SYS_HAS_CPU_MIPS32_R6           << 
169         select SYS_HAS_CPU_MIPS64_R1           << 
170         select SYS_HAS_CPU_MIPS64_R2           << 
171         select SYS_HAS_CPU_MIPS64_R5           << 
172         select SYS_HAS_CPU_MIPS64_R6           << 
173         select SYS_SUPPORTS_32BIT_KERNEL       << 
174         select SYS_SUPPORTS_64BIT_KERNEL       << 
175         select SYS_SUPPORTS_BIG_ENDIAN         << 
176         select SYS_SUPPORTS_HIGHMEM            << 
177         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
178         select SYS_SUPPORTS_MICROMIPS          << 
179         select SYS_SUPPORTS_MIPS16             << 
180         select SYS_SUPPORTS_MIPS_CPS           << 
181         select SYS_SUPPORTS_MULTITHREADING     << 
182         select SYS_SUPPORTS_RELOCATABLE        << 
183         select SYS_SUPPORTS_SMARTMIPS          << 
184         select SYS_SUPPORTS_ZBOOT              << 
185         select UHI_BOOT                        << 
186         select USB_EHCI_BIG_ENDIAN_DESC if CPU << 
187         select USB_EHCI_BIG_ENDIAN_MMIO if CPU << 
188         select USB_OHCI_BIG_ENDIAN_DESC if CPU << 
189         select USB_OHCI_BIG_ENDIAN_MMIO if CPU << 
190         select USB_UHCI_BIG_ENDIAN_DESC if CPU << 
191         select USB_UHCI_BIG_ENDIAN_MMIO if CPU << 
192         select USE_OF                          << 
193         help                                   << 
194           Select this to build a kernel which  << 
195           generally using a flattened device t << 
196           using the boot protocol defined in t << 
197           Interface) specification.            << 
198                                                << 
199 config MIPS_ALCHEMY                            << 
200         bool "Alchemy processor based machines << 
201         select PHYS_ADDR_T_64BIT               << 
202         select CEVT_R4K                        << 
203         select CSRC_R4K                        << 
204         select IRQ_MIPS_CPU                    << 
205         select DMA_NONCOHERENT          # Au10 << 
206         select MIPS_FIXUP_BIGPHYS_ADDR if PCI  << 
207         select SYS_HAS_CPU_MIPS32_R1           << 
208         select SYS_SUPPORTS_32BIT_KERNEL       << 
209         select SYS_SUPPORTS_APM_EMULATION      << 
210         select GPIOLIB                         << 
211         select SYS_SUPPORTS_ZBOOT              << 
212         select COMMON_CLK                      << 
213                                                << 
214 config ATH25                                   << 
215         bool "Atheros AR231x/AR531x SoC suppor << 
216         select CEVT_R4K                        << 
217         select CSRC_R4K                        << 
218         select DMA_NONCOHERENT                 << 
219         select IRQ_MIPS_CPU                    << 
220         select IRQ_DOMAIN                      << 
221         select SYS_HAS_CPU_MIPS32_R1           << 
222         select SYS_SUPPORTS_BIG_ENDIAN         << 
223         select SYS_SUPPORTS_32BIT_KERNEL       << 
224         select SYS_HAS_EARLY_PRINTK            << 
225         help                                   << 
226           Support for Atheros AR231x and Ather << 
227                                                << 
228 config ATH79                                   << 
229         bool "Atheros AR71XX/AR724X/AR913X bas << 
230         select ARCH_HAS_RESET_CONTROLLER       << 
231         select BOOT_RAW                        << 
232         select CEVT_R4K                        << 
233         select CSRC_R4K                        << 
234         select DMA_NONCOHERENT                 << 
235         select GPIOLIB                         << 
236         select PINCTRL                         << 
237         select COMMON_CLK                      << 
238         select IRQ_MIPS_CPU                    << 
239         select SYS_HAS_CPU_MIPS32_R2           << 
240         select SYS_HAS_EARLY_PRINTK            << 
241         select SYS_SUPPORTS_32BIT_KERNEL       << 
242         select SYS_SUPPORTS_BIG_ENDIAN         << 
243         select SYS_SUPPORTS_MIPS16             << 
244         select SYS_SUPPORTS_ZBOOT_UART_PROM    << 
245         select USE_OF                          << 
246         select USB_EHCI_ROOT_HUB_TT if USB_EHC << 
247         help                                   << 
248           Support for the Atheros AR71XX/AR724 << 
249                                                << 
250 config BMIPS_GENERIC                           << 
251         bool "Broadcom Generic BMIPS kernel"   << 
252         select ARCH_HAS_RESET_CONTROLLER       << 
253         select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL   << 
254         select BOOT_RAW                        << 
255         select NO_EXCEPT_FILL                  << 
256         select USE_OF                          << 
257         select CEVT_R4K                        << 
258         select CSRC_R4K                        << 
259         select SYNC_R4K                        << 
260         select COMMON_CLK                      << 
261         select BCM6345_L1_IRQ                  << 
262         select BCM7038_L1_IRQ                  << 
263         select BCM7120_L2_IRQ                  << 
264         select BRCMSTB_L2_IRQ                  << 
265         select IRQ_MIPS_CPU                    << 
266         select DMA_NONCOHERENT                 << 
267         select SYS_SUPPORTS_32BIT_KERNEL       << 
268         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
269         select SYS_SUPPORTS_BIG_ENDIAN         << 
270         select SYS_SUPPORTS_HIGHMEM            << 
271         select SYS_HAS_CPU_BMIPS32_3300        << 
272         select SYS_HAS_CPU_BMIPS4350           << 
273         select SYS_HAS_CPU_BMIPS4380           << 
274         select SYS_HAS_CPU_BMIPS5000           << 
275         select SWAP_IO_SPACE                   << 
276         select USB_EHCI_BIG_ENDIAN_DESC if CPU << 
277         select USB_EHCI_BIG_ENDIAN_MMIO if CPU << 
278         select USB_OHCI_BIG_ENDIAN_DESC if CPU << 
279         select USB_OHCI_BIG_ENDIAN_MMIO if CPU << 
280         select HARDIRQS_SW_RESEND              << 
281         select HAVE_PCI                        << 
282         select PCI_DRIVERS_GENERIC             << 
283         select FW_CFE                          << 
284         help                                   << 
285           Build a generic DT-based kernel imag << 
286           BCM33xx cable modem chips, BCM63xx D << 
287           box chips.  Note that CONFIG_CPU_BIG << 
288           must be set appropriately for your b << 
289                                                << 
290 config BCM47XX                                 << 
291         bool "Broadcom BCM47XX based boards"   << 
292         select BOOT_RAW                        << 
293         select CEVT_R4K                        << 
294         select CSRC_R4K                        << 
295         select DMA_NONCOHERENT                 << 
296         select HAVE_PCI                        << 
297         select IRQ_MIPS_CPU                    << 
298         select SYS_HAS_CPU_MIPS32_R1           << 
299         select NO_EXCEPT_FILL                  << 
300         select SYS_SUPPORTS_32BIT_KERNEL       << 
301         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
302         select SYS_SUPPORTS_MIPS16             << 
303         select SYS_SUPPORTS_ZBOOT              << 
304         select SYS_HAS_EARLY_PRINTK            << 
305         select USE_GENERIC_EARLY_PRINTK_8250   << 
306         select GPIOLIB                         << 
307         select LEDS_GPIO_REGISTER              << 
308         select BCM47XX_NVRAM                   << 
309         select BCM47XX_SPROM                   << 
310         select BCM47XX_SSB if !BCM47XX_BCMA    << 
311         help                                   << 
312           Support for BCM47XX based boards     << 
313                                                << 
314 config BCM63XX                                 << 
315         bool "Broadcom BCM63XX based boards"   << 
316         select BOOT_RAW                        << 
317         select CEVT_R4K                        << 
318         select CSRC_R4K                        << 
319         select SYNC_R4K                        << 
320         select DMA_NONCOHERENT                 << 
321         select IRQ_MIPS_CPU                    << 
322         select SYS_SUPPORTS_32BIT_KERNEL       << 
323         select SYS_SUPPORTS_BIG_ENDIAN         << 
324         select SYS_HAS_EARLY_PRINTK            << 
325         select SYS_HAS_CPU_BMIPS32_3300        << 
326         select SYS_HAS_CPU_BMIPS4350           << 
327         select SYS_HAS_CPU_BMIPS4380           << 
328         select SWAP_IO_SPACE                   << 
329         select GPIOLIB                         << 
330         select MIPS_L1_CACHE_SHIFT_4           << 
331         select HAVE_LEGACY_CLK                 << 
332         help                                   << 
333           Support for BCM63XX based boards     << 
334                                                << 
335 config MIPS_COBALT                             << 
336         bool "Cobalt Server"                   << 
337         select CEVT_R4K                        << 
338         select CSRC_R4K                        << 
339         select CEVT_GT641XX                    << 
340         select DMA_NONCOHERENT                 << 
341         select FORCE_PCI                       << 
342         select I8253                           << 
343         select I8259                           << 
344         select IRQ_MIPS_CPU                    << 
345         select IRQ_GT641XX                     << 
346         select PCI_GT64XXX_PCI0                << 
347         select SYS_HAS_CPU_NEVADA              << 
348         select SYS_HAS_EARLY_PRINTK            << 
349         select SYS_SUPPORTS_32BIT_KERNEL       << 
350         select SYS_SUPPORTS_64BIT_KERNEL       << 
351         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
352         select USE_GENERIC_EARLY_PRINTK_8250   << 
353                                                << 
354 config MACH_DECSTATION                         << 
355         bool "DECstations"                     << 
356         select BOOT_ELF32                      << 
357         select CEVT_DS1287                     << 
358         select CEVT_R4K if CPU_R4X00           << 
359         select CSRC_IOASIC                     << 
360         select CSRC_R4K if CPU_R4X00           << 
361         select CPU_DADDI_WORKAROUNDS if 64BIT  << 
362         select CPU_R4000_WORKAROUNDS if 64BIT  << 
363         select CPU_R4400_WORKAROUNDS if 64BIT  << 
364         select DMA_NONCOHERENT                 << 
365         select NO_IOPORT_MAP                   << 
366         select IRQ_MIPS_CPU                    << 
367         select SYS_HAS_CPU_R3000               << 
368         select SYS_HAS_CPU_R4X00               << 
369         select SYS_SUPPORTS_32BIT_KERNEL       << 
370         select SYS_SUPPORTS_64BIT_KERNEL       << 
371         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
372         select SYS_SUPPORTS_128HZ              << 
373         select SYS_SUPPORTS_256HZ              << 
374         select SYS_SUPPORTS_1024HZ             << 
375         select MIPS_L1_CACHE_SHIFT_4           << 
376         help                                   << 
377           This enables support for DEC's MIPS  << 
378           see the Linux/MIPS FAQ on <http://ww << 
379           DECstation porting pages on <http:// << 
380                                                << 
381           If you have one of the following DEC << 
382           want to choose R4xx0 for the CPU Typ << 
383                                                << 
384                 DECstation 5000/50             << 
385                 DECstation 5000/150            << 
386                 DECstation 5000/260            << 
387                 DECsystem 5900/260             << 
388                                                << 
389           otherwise choose R3000.              << 
390                                                << 
391 config MACH_JAZZ                               << 
392         bool "Jazz family of machines"         << 
393         select ARC_MEMORY                      << 
394         select ARC_PROMLIB                     << 
395         select ARCH_MIGHT_HAVE_PC_PARPORT      << 
396         select ARCH_MIGHT_HAVE_PC_SERIO        << 
397         select FW_ARC                          << 
398         select FW_ARC32                        << 
399         select ARCH_MAY_HAVE_PC_FDC            << 
400         select CEVT_R4K                        << 
401         select CSRC_R4K                        << 
402         select DEFAULT_SGI_PARTITION if CPU_BI << 
403         select GENERIC_ISA_DMA                 << 
404         select HAVE_PCSPKR_PLATFORM            << 
405         select IRQ_MIPS_CPU                    << 
406         select I8253                           << 
407         select I8259                           << 
408         select ISA                             << 
409         select SYS_HAS_CPU_R4X00               << 
410         select SYS_SUPPORTS_32BIT_KERNEL       << 
411         select SYS_SUPPORTS_64BIT_KERNEL       << 
412         select SYS_SUPPORTS_100HZ              << 
413         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
414         help                                   << 
415           This a family of machines based on t << 
416           used by several vendors to build RIS << 
417           Members include the Acer PICA, MIPS  << 
418           Olivetti M700-10 workstations.       << 
419                                                << 
420 config MACH_INGENIC_SOC                        << 
421         bool "Ingenic SoC based machines"      << 
422         select MIPS_GENERIC                    << 
423         select MACH_INGENIC                    << 
424         select MACH_GENERIC_CORE               << 
425         select SYS_SUPPORTS_ZBOOT_UART16550    << 
426         select CPU_SUPPORTS_CPUFREQ            << 
427         select MIPS_EXTERNAL_TIMER             << 
428                                                << 
429 config LANTIQ                                  << 
430         bool "Lantiq based platforms"          << 
431         select DMA_NONCOHERENT                 << 
432         select IRQ_MIPS_CPU                    << 
433         select CEVT_R4K                        << 
434         select CSRC_R4K                        << 
435         select NO_EXCEPT_FILL                  << 
436         select SYS_HAS_CPU_MIPS32_R1           << 
437         select SYS_HAS_CPU_MIPS32_R2           << 
438         select SYS_SUPPORTS_BIG_ENDIAN         << 
439         select SYS_SUPPORTS_32BIT_KERNEL       << 
440         select SYS_SUPPORTS_MIPS16             << 
441         select SYS_SUPPORTS_MULTITHREADING     << 
442         select SYS_SUPPORTS_VPE_LOADER         << 
443         select SYS_HAS_EARLY_PRINTK            << 
444         select GPIOLIB                         << 
445         select SWAP_IO_SPACE                   << 
446         select BOOT_RAW                        << 
447         select HAVE_LEGACY_CLK                 << 
448         select USE_OF                          << 
449         select PINCTRL                         << 
450         select PINCTRL_LANTIQ                  << 
451         select ARCH_HAS_RESET_CONTROLLER       << 
452         select RESET_CONTROLLER                << 
453                                                << 
454 config MACH_LOONGSON32                         << 
455         bool "Loongson 32-bit family of machin << 
456         select SYS_SUPPORTS_ZBOOT              << 
457         help                                   << 
458           This enables support for the Loongso << 
459                                                << 
460           Loongson-1 is a family of 32-bit MIP << 
461           the Institute of Computing Technolog << 
462           Sciences (CAS).                      << 
463                                                << 
464 config MACH_LOONGSON2EF                        << 
465         bool "Loongson-2E/F family of machines << 
466         select SYS_SUPPORTS_ZBOOT              << 
467         help                                   << 
468           This enables the support of early Lo << 
469                                                << 
470 config MACH_LOONGSON64                         << 
471         bool "Loongson 64-bit family of machin << 
472         select ARCH_DMA_DEFAULT_COHERENT       << 
473         select ARCH_SPARSEMEM_ENABLE           << 
474         select ARCH_MIGHT_HAVE_PC_PARPORT      << 
475         select ARCH_MIGHT_HAVE_PC_SERIO        << 
476         select GENERIC_ISA_DMA_SUPPORT_BROKEN  << 
477         select BOOT_ELF32                      << 
478         select BOARD_SCACHE                    << 
479         select CSRC_R4K                        << 
480         select CEVT_R4K                        << 
481         select SYNC_R4K                        << 
482         select FORCE_PCI                       << 
483         select ISA                             << 
484         select I8259                           << 
485         select IRQ_MIPS_CPU                    << 
486         select NO_EXCEPT_FILL                  << 
487         select NR_CPUS_DEFAULT_64              << 
488         select USE_GENERIC_EARLY_PRINTK_8250   << 
489         select PCI_DRIVERS_GENERIC             << 
490         select SYS_HAS_CPU_LOONGSON64          << 
491         select SYS_HAS_EARLY_PRINTK            << 
492         select SYS_SUPPORTS_SMP                << 
493         select SYS_SUPPORTS_HOTPLUG_CPU        << 
494         select SYS_SUPPORTS_NUMA               << 
495         select SYS_SUPPORTS_64BIT_KERNEL       << 
496         select SYS_SUPPORTS_HIGHMEM            << 
497         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
498         select SYS_SUPPORTS_ZBOOT              << 
499         select SYS_SUPPORTS_RELOCATABLE        << 
500         select ZONE_DMA32                      << 
501         select COMMON_CLK                      << 
502         select USE_OF                          << 
503         select BUILTIN_DTB                     << 
504         select PCI_HOST_GENERIC                << 
505         help                                   << 
506           This enables the support of Loongson << 
507                                                << 
508           Loongson-2 and Loongson-3 are 64-bit << 
509           GS264/GS464/GS464E/GS464V microarchi << 
510           and Loongson-2F which will be remove << 
511           of Computing Technology (ICT), Chine << 
512                                                << 
513 config MIPS_MALTA                              << 
514         bool "MIPS Malta board"                << 
515         select ARCH_MAY_HAVE_PC_FDC            << 
516         select ARCH_MIGHT_HAVE_PC_PARPORT      << 
517         select ARCH_MIGHT_HAVE_PC_SERIO        << 
518         select BOOT_ELF32                      << 
519         select BOOT_RAW                        << 
520         select BUILTIN_DTB                     << 
521         select CEVT_R4K                        << 
522         select CLKSRC_MIPS_GIC                 << 
523         select COMMON_CLK                      << 
524         select CSRC_R4K                        << 
525         select DMA_NONCOHERENT                 << 
526         select GENERIC_ISA_DMA                 << 
527         select HAVE_PCSPKR_PLATFORM            << 
528         select HAVE_PCI                        << 
529         select I8253                           << 
530         select I8259                           << 
531         select IRQ_MIPS_CPU                    << 
532         select MIPS_BONITO64                   << 
533         select MIPS_CPU_SCACHE                 << 
534         select MIPS_GIC                        << 
535         select MIPS_L1_CACHE_SHIFT_6           << 
536         select MIPS_MSC                        << 
537         select PCI_GT64XXX_PCI0                << 
538         select SMP_UP if SMP                   << 
539         select SWAP_IO_SPACE                   << 
540         select SYS_HAS_CPU_MIPS32_R1           << 
541         select SYS_HAS_CPU_MIPS32_R2           << 
542         select SYS_HAS_CPU_MIPS32_R3_5         << 
543         select SYS_HAS_CPU_MIPS32_R5           << 
544         select SYS_HAS_CPU_MIPS32_R6           << 
545         select SYS_HAS_CPU_MIPS64_R1           << 
546         select SYS_HAS_CPU_MIPS64_R2           << 
547         select SYS_HAS_CPU_MIPS64_R6           << 
548         select SYS_HAS_CPU_NEVADA              << 
549         select SYS_HAS_CPU_RM7000              << 
550         select SYS_SUPPORTS_32BIT_KERNEL       << 
551         select SYS_SUPPORTS_64BIT_KERNEL       << 
552         select SYS_SUPPORTS_BIG_ENDIAN         << 
553         select SYS_SUPPORTS_HIGHMEM            << 
554         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
555         select SYS_SUPPORTS_MICROMIPS          << 
556         select SYS_SUPPORTS_MIPS16             << 
557         select SYS_SUPPORTS_MIPS_CPS           << 
558         select SYS_SUPPORTS_MULTITHREADING     << 
559         select SYS_SUPPORTS_RELOCATABLE        << 
560         select SYS_SUPPORTS_SMARTMIPS          << 
561         select SYS_SUPPORTS_VPE_LOADER         << 
562         select SYS_SUPPORTS_ZBOOT              << 
563         select USE_OF                          << 
564         select WAR_ICACHE_REFILLS              << 
565         select ZONE_DMA32 if 64BIT             << 
566         help                                   << 
567           This enables support for the MIPS Te << 
568           board.                               << 
569                                                << 
570 config MACH_PIC32                              << 
571         bool "Microchip PIC32 Family"          << 
572         help                                   << 
573           This enables support for the Microch << 
574                                                << 
575           Microchip PIC32 is a family of gener << 
576           microcontrollers.                    << 
577                                                << 
578 config EYEQ                                    << 
579         bool "Mobileye EyeQ SoC"               << 
580         select MACH_GENERIC_CORE               << 
581         select ARM_AMBA                        << 
582         select PHYSICAL_START_BOOL             << 
583         select ARCH_SPARSEMEM_DEFAULT if 64BIT << 
584         select BOOT_RAW                        << 
585         select BUILTIN_DTB                     << 
586         select CEVT_R4K                        << 
587         select CLKSRC_MIPS_GIC                 << 
588         select COMMON_CLK                      << 
589         select CPU_MIPSR2_IRQ_EI               << 
590         select CPU_MIPSR2_IRQ_VI               << 
591         select CSRC_R4K                        << 
592         select DMA_NONCOHERENT                 << 
593         select HAVE_PCI                        << 
594         select IRQ_MIPS_CPU                    << 
595         select MIPS_AUTO_PFN_OFFSET            << 
596         select MIPS_CPU_SCACHE                 << 
597         select MIPS_GIC                        << 
598         select MIPS_L1_CACHE_SHIFT_7           << 
599         select PCI_DRIVERS_GENERIC             << 
600         select SMP_UP if SMP                   << 
601         select SWAP_IO_SPACE                   << 
602         select SYS_HAS_CPU_MIPS64_R6           << 
603         select SYS_SUPPORTS_64BIT_KERNEL       << 
604         select SYS_SUPPORTS_HIGHMEM            << 
605         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
606         select SYS_SUPPORTS_MIPS_CPS           << 
607         select SYS_SUPPORTS_RELOCATABLE        << 
608         select SYS_SUPPORTS_ZBOOT              << 
609         select UHI_BOOT                        << 
610         select USB_EHCI_BIG_ENDIAN_DESC if CPU << 
611         select USB_EHCI_BIG_ENDIAN_MMIO if CPU << 
612         select USB_OHCI_BIG_ENDIAN_DESC if CPU << 
613         select USB_OHCI_BIG_ENDIAN_MMIO if CPU << 
614         select USB_UHCI_BIG_ENDIAN_DESC if CPU << 
615         select USB_UHCI_BIG_ENDIAN_MMIO if CPU << 
616         select USE_OF                          << 
617         help                                   << 
618           Select this to build a kernel suppor << 
619                                                << 
620         bool                                   << 
621                                                << 
622 config MACH_NINTENDO64                         << 
623         bool "Nintendo 64 console"             << 
624         select CEVT_R4K                        << 
625         select CSRC_R4K                        << 
626         select SYS_HAS_CPU_R4300               << 
627         select SYS_SUPPORTS_BIG_ENDIAN         << 
628         select SYS_SUPPORTS_ZBOOT              << 
629         select SYS_SUPPORTS_32BIT_KERNEL       << 
630         select SYS_SUPPORTS_64BIT_KERNEL       << 
631         select DMA_NONCOHERENT                 << 
632         select IRQ_MIPS_CPU                    << 
633                                                << 
634 config RALINK                                  << 
635         bool "Ralink based machines"           << 
636         select CEVT_R4K                        << 
637         select COMMON_CLK                      << 
638         select CSRC_R4K                        << 
639         select BOOT_RAW                        << 
640         select DMA_NONCOHERENT                 << 
641         select IRQ_MIPS_CPU                    << 
642         select USE_OF                          << 
643         select SYS_HAS_CPU_MIPS32_R2           << 
644         select SYS_SUPPORTS_32BIT_KERNEL       << 
645         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
646         select SYS_SUPPORTS_MIPS16             << 
647         select SYS_SUPPORTS_ZBOOT              << 
648         select SYS_HAS_EARLY_PRINTK            << 
649         select ARCH_HAS_RESET_CONTROLLER       << 
650         select RESET_CONTROLLER                << 
651                                                << 
652 config MACH_REALTEK_RTL                        << 
653         bool "Realtek RTL838x/RTL839x based ma << 
654         select MIPS_GENERIC                    << 
655         select MACH_GENERIC_CORE               << 
656         select DMA_NONCOHERENT                 << 
657         select IRQ_MIPS_CPU                    << 
658         select CSRC_R4K                        << 
659         select CEVT_R4K                        << 
660         select SYS_HAS_CPU_MIPS32_R1           << 
661         select SYS_HAS_CPU_MIPS32_R2           << 
662         select SYS_SUPPORTS_BIG_ENDIAN         << 
663         select SYS_SUPPORTS_32BIT_KERNEL       << 
664         select SYS_SUPPORTS_MIPS16             << 
665         select SYS_SUPPORTS_MULTITHREADING     << 
666         select SYS_SUPPORTS_VPE_LOADER         << 
667         select BOOT_RAW                        << 
668         select PINCTRL                         << 
669         select USE_OF                          << 
670         select REALTEK_OTTO_TIMER              << 
671                                                << 
672 config SGI_IP22                                << 
673         bool "SGI IP22 (Indy/Indigo2)"         << 
674         select ARC_MEMORY                      << 
675         select ARC_PROMLIB                     << 
676         select FW_ARC                          << 
677         select FW_ARC32                        << 
678         select ARCH_MIGHT_HAVE_PC_SERIO        << 
679         select BOOT_ELF32                      << 
680         select CEVT_R4K                        << 
681         select CSRC_R4K                        << 
682         select DEFAULT_SGI_PARTITION           << 
683         select DMA_NONCOHERENT                 << 
684         select HAVE_EISA                       << 
685         select I8253                           << 
686         select I8259                           << 
687         select IP22_CPU_SCACHE                 << 
688         select IRQ_MIPS_CPU                    << 
689         select GENERIC_ISA_DMA_SUPPORT_BROKEN  << 
690         select SGI_HAS_I8042                   << 
691         select SGI_HAS_INDYDOG                 << 
692         select SGI_HAS_HAL2                    << 
693         select SGI_HAS_SEEQ                    << 
694         select SGI_HAS_WD93                    << 
695         select SGI_HAS_ZILOG                   << 
696         select SWAP_IO_SPACE                   << 
697         select SYS_HAS_CPU_R4X00               << 
698         select SYS_HAS_CPU_R5000               << 
699         select SYS_HAS_EARLY_PRINTK            << 
700         select SYS_SUPPORTS_32BIT_KERNEL       << 
701         select SYS_SUPPORTS_64BIT_KERNEL       << 
702         select SYS_SUPPORTS_BIG_ENDIAN         << 
703         select WAR_R4600_V1_INDEX_ICACHEOP     << 
704         select WAR_R4600_V1_HIT_CACHEOP        << 
705         select WAR_R4600_V2_HIT_CACHEOP        << 
706         select MIPS_L1_CACHE_SHIFT_7           << 
707         help                                   << 
708           This are the SGI Indy, Challenge S a << 
709           OEM variants like the Tandem CMN B00 << 
710           that runs on these, say Y here.      << 
711                                                << 
712 config SGI_IP27                                << 
713         bool "SGI IP27 (Origin200/2000)"       << 
714         select ARCH_HAS_PHYS_TO_DMA            << 
715         select ARCH_SPARSEMEM_ENABLE           << 
716         select FW_ARC                          << 
717         select FW_ARC64                        << 
718         select ARC_CMDLINE_ONLY                << 
719         select BOOT_ELF64                      << 
720         select DEFAULT_SGI_PARTITION           << 
721         select FORCE_PCI                       << 
722         select SYS_HAS_EARLY_PRINTK            << 
723         select HAVE_PCI                        << 
724         select IRQ_MIPS_CPU                    << 
725         select IRQ_DOMAIN_HIERARCHY            << 
726         select NR_CPUS_DEFAULT_64              << 
727         select PCI_DRIVERS_GENERIC             << 
728         select PCI_XTALK_BRIDGE                << 
729         select SYS_HAS_CPU_R10000              << 
730         select SYS_SUPPORTS_64BIT_KERNEL       << 
731         select SYS_SUPPORTS_BIG_ENDIAN         << 
732         select SYS_SUPPORTS_NUMA               << 
733         select SYS_SUPPORTS_SMP                << 
734         select WAR_R10000_LLSC                 << 
735         select MIPS_L1_CACHE_SHIFT_7           << 
736         select NUMA                            << 
737         help                                   << 
738           This are the SGI Origin 200, Origin  << 
739           workstations.  To compile a Linux ke << 
740           here.                                << 
741                                                << 
742 config SGI_IP28                                << 
743         bool "SGI IP28 (Indigo2 R10k)"         << 
744         select ARC_MEMORY                      << 
745         select ARC_PROMLIB                     << 
746         select FW_ARC                          << 
747         select FW_ARC64                        << 
748         select ARCH_MIGHT_HAVE_PC_SERIO        << 
749         select BOOT_ELF64                      << 
750         select CEVT_R4K                        << 
751         select CSRC_R4K                        << 
752         select DEFAULT_SGI_PARTITION           << 
753         select DMA_NONCOHERENT                 << 
754         select GENERIC_ISA_DMA_SUPPORT_BROKEN  << 
755         select IRQ_MIPS_CPU                    << 
756         select HAVE_EISA                       << 
757         select I8253                           << 
758         select I8259                           << 
759         select SGI_HAS_I8042                   << 
760         select SGI_HAS_INDYDOG                 << 
761         select SGI_HAS_HAL2                    << 
762         select SGI_HAS_SEEQ                    << 
763         select SGI_HAS_WD93                    << 
764         select SGI_HAS_ZILOG                   << 
765         select SWAP_IO_SPACE                   << 
766         select SYS_HAS_CPU_R10000              << 
767         select SYS_HAS_EARLY_PRINTK            << 
768         select SYS_SUPPORTS_64BIT_KERNEL       << 
769         select SYS_SUPPORTS_BIG_ENDIAN         << 
770         select WAR_R10000_LLSC                 << 
771         select MIPS_L1_CACHE_SHIFT_7           << 
772         help                                   << 
773           This is the SGI Indigo2 with R10000  << 
774           kernel that runs on these, say Y her << 
775                                                << 
776 config SGI_IP30                                << 
777         bool "SGI IP30 (Octane/Octane2)"       << 
778         select ARCH_HAS_PHYS_TO_DMA            << 
779         select FW_ARC                          << 
780         select FW_ARC64                        << 
781         select BOOT_ELF64                      << 
782         select CEVT_R4K                        << 
783         select CSRC_R4K                        << 
784         select FORCE_PCI                       << 
785         select SYNC_R4K if SMP                 << 
786         select ZONE_DMA32                      << 
787         select HAVE_PCI                        << 
788         select IRQ_MIPS_CPU                    << 
789         select IRQ_DOMAIN_HIERARCHY            << 
790         select PCI_DRIVERS_GENERIC             << 
791         select PCI_XTALK_BRIDGE                << 
792         select SYS_HAS_EARLY_PRINTK            << 
793         select SYS_HAS_CPU_R10000              << 
794         select SYS_SUPPORTS_64BIT_KERNEL       << 
795         select SYS_SUPPORTS_BIG_ENDIAN         << 
796         select SYS_SUPPORTS_SMP                << 
797         select WAR_R10000_LLSC                 << 
798         select MIPS_L1_CACHE_SHIFT_7           << 
799         select ARC_MEMORY                      << 
800         help                                   << 
801           These are the SGI Octane and Octane2 << 
802           compile a Linux kernel that runs on  << 
803                                                << 
804 config SGI_IP32                                << 
805         bool "SGI IP32 (O2)"                   << 
806         select ARC_MEMORY                      << 
807         select ARC_PROMLIB                     << 
808         select ARCH_HAS_PHYS_TO_DMA            << 
809         select FW_ARC                          << 
810         select FW_ARC32                        << 
811         select BOOT_ELF32                      << 
812         select CEVT_R4K                        << 
813         select CSRC_R4K                        << 
814         select DMA_NONCOHERENT                 << 
815         select HAVE_PCI                        << 
816         select IRQ_MIPS_CPU                    << 
817         select R5000_CPU_SCACHE                << 
818         select RM7000_CPU_SCACHE               << 
819         select SYS_HAS_CPU_R5000               << 
820         select SYS_HAS_CPU_R10000 if BROKEN    << 
821         select SYS_HAS_CPU_RM7000              << 
822         select SYS_HAS_CPU_NEVADA              << 
823         select SYS_SUPPORTS_64BIT_KERNEL       << 
824         select SYS_SUPPORTS_BIG_ENDIAN         << 
825         select WAR_ICACHE_REFILLS              << 
826         help                                   << 
827           If you want this kernel to run on SG << 
828                                                << 
829 config SIBYTE_CRHONE                           << 
830         bool "Sibyte BCM91125C-CRhone"         << 
831         select BOOT_ELF32                      << 
832         select SIBYTE_BCM1125                  << 
833         select SWAP_IO_SPACE                   << 
834         select SYS_HAS_CPU_SB1                 << 
835         select SYS_SUPPORTS_BIG_ENDIAN         << 
836         select SYS_SUPPORTS_HIGHMEM            << 
837         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
838                                                << 
839 config SIBYTE_RHONE                            << 
840         bool "Sibyte BCM91125E-Rhone"          << 
841         select BOOT_ELF32                      << 
842         select SIBYTE_SB1250                   << 
843         select SWAP_IO_SPACE                   << 
844         select SYS_HAS_CPU_SB1                 << 
845         select SYS_SUPPORTS_BIG_ENDIAN         << 
846         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
847                                                << 
848 config SIBYTE_SWARM                            << 
849         bool "Sibyte BCM91250A-SWARM"          << 
850         select BOOT_ELF32                      << 
851         select HAVE_PATA_PLATFORM              << 
852         select SIBYTE_SB1250                   << 
853         select SWAP_IO_SPACE                   << 
854         select SYS_HAS_CPU_SB1                 << 
855         select SYS_SUPPORTS_BIG_ENDIAN         << 
856         select SYS_SUPPORTS_HIGHMEM            << 
857         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
858         select ZONE_DMA32 if 64BIT             << 
859         select SWIOTLB if ARCH_DMA_ADDR_T_64BI << 
860                                                << 
861 config SIBYTE_LITTLESUR                        << 
862         bool "Sibyte BCM91250C2-LittleSur"     << 
863         select BOOT_ELF32                      << 
864         select HAVE_PATA_PLATFORM              << 
865         select SIBYTE_SB1250                   << 
866         select SWAP_IO_SPACE                   << 
867         select SYS_HAS_CPU_SB1                 << 
868         select SYS_SUPPORTS_BIG_ENDIAN         << 
869         select SYS_SUPPORTS_HIGHMEM            << 
870         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
871         select ZONE_DMA32 if 64BIT             << 
872                                                << 
873 config SIBYTE_SENTOSA                          << 
874         bool "Sibyte BCM91250E-Sentosa"        << 
875         select BOOT_ELF32                      << 
876         select SIBYTE_SB1250                   << 
877         select SWAP_IO_SPACE                   << 
878         select SYS_HAS_CPU_SB1                 << 
879         select SYS_SUPPORTS_BIG_ENDIAN         << 
880         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
881         select SWIOTLB if ARCH_DMA_ADDR_T_64BI << 
882                                                << 
883 config SIBYTE_BIGSUR                           << 
884         bool "Sibyte BCM91480B-BigSur"         << 
885         select BOOT_ELF32                      << 
886         select NR_CPUS_DEFAULT_4               << 
887         select SIBYTE_BCM1x80                  << 
888         select SWAP_IO_SPACE                   << 
889         select SYS_HAS_CPU_SB1                 << 
890         select SYS_SUPPORTS_BIG_ENDIAN         << 
891         select SYS_SUPPORTS_HIGHMEM            << 
892         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
893         select ZONE_DMA32 if 64BIT             << 
894         select SWIOTLB if ARCH_DMA_ADDR_T_64BI << 
895                                                << 
896 config SNI_RM                                  << 
897         bool "SNI RM200/300/400"               << 
898         select ARC_MEMORY                      << 
899         select ARC_PROMLIB                     << 
900         select FW_ARC if CPU_LITTLE_ENDIAN     << 
901         select FW_ARC32 if CPU_LITTLE_ENDIAN   << 
902         select FW_SNIPROM if CPU_BIG_ENDIAN    << 
903         select ARCH_MAY_HAVE_PC_FDC            << 
904         select ARCH_MIGHT_HAVE_PC_PARPORT      << 
905         select ARCH_MIGHT_HAVE_PC_SERIO        << 
906         select BOOT_ELF32                      << 
907         select CEVT_R4K                        << 
908         select CSRC_R4K                        << 
909         select DEFAULT_SGI_PARTITION if CPU_BI << 
910         select DMA_NONCOHERENT                 << 
911         select GENERIC_ISA_DMA                 << 
912         select HAVE_EISA                       << 
913         select HAVE_PCSPKR_PLATFORM            << 
914         select HAVE_PCI                        << 
915         select IRQ_MIPS_CPU                    << 
916         select I8253                           << 
917         select I8259                           << 
918         select ISA                             << 
919         select MIPS_L1_CACHE_SHIFT_6           << 
920         select SWAP_IO_SPACE if CPU_BIG_ENDIAN << 
921         select SYS_HAS_CPU_R4X00               << 
922         select SYS_HAS_CPU_R5000               << 
923         select SYS_HAS_CPU_R10000              << 
924         select R5000_CPU_SCACHE                << 
925         select SYS_HAS_EARLY_PRINTK            << 
926         select SYS_SUPPORTS_32BIT_KERNEL       << 
927         select SYS_SUPPORTS_64BIT_KERNEL       << 
928         select SYS_SUPPORTS_BIG_ENDIAN         << 
929         select SYS_SUPPORTS_HIGHMEM            << 
930         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
931         select WAR_R4600_V2_HIT_CACHEOP        << 
932         help                                   << 
933           The SNI RM200/300/400 are MIPS-based << 
934           Siemens Nixdorf Informationssysteme  << 
935           Technology and now in turn merged wi << 
936           support this machine type.           << 
937                                                << 
938 config MACH_TX49XX                             << 
939         bool "Toshiba TX49 series based machin << 
940         select WAR_TX49XX_ICACHE_INDEX_INV     << 
941                                                << 
942 config MIKROTIK_RB532                          << 
943         bool "Mikrotik RB532 boards"           << 
944         select CEVT_R4K                        << 
945         select CSRC_R4K                        << 
946         select DMA_NONCOHERENT                 << 
947         select HAVE_PCI                        << 
948         select IRQ_MIPS_CPU                    << 
949         select SYS_HAS_CPU_MIPS32_R1           << 
950         select SYS_SUPPORTS_32BIT_KERNEL       << 
951         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
952         select SWAP_IO_SPACE                   << 
953         select BOOT_RAW                        << 
954         select GPIOLIB                         << 
955         select MIPS_L1_CACHE_SHIFT_4           << 
956         help                                   << 
957           Support the Mikrotik(tm) RouterBoard << 
958           based on the IDT RC32434 SoC.        << 
959                                                << 
960 config CAVIUM_OCTEON_SOC                       << 
961         bool "Cavium Networks Octeon SoC based << 
962         select CEVT_R4K                        << 
963         select ARCH_HAS_PHYS_TO_DMA            << 
964         select HAVE_RAPIDIO                    << 
965         select PHYS_ADDR_T_64BIT               << 
966         select SYS_SUPPORTS_64BIT_KERNEL       << 
967         select SYS_SUPPORTS_BIG_ENDIAN         << 
968         select EDAC_SUPPORT                    << 
969         select EDAC_ATOMIC_SCRUB               << 
970         select SYS_SUPPORTS_LITTLE_ENDIAN      << 
971         select SYS_SUPPORTS_HOTPLUG_CPU if CPU << 
972         select SYS_HAS_EARLY_PRINTK            << 
973         select SYS_HAS_CPU_CAVIUM_OCTEON       << 
974         select HAVE_PCI                        << 
975         select HAVE_PLAT_DELAY                 << 
976         select HAVE_PLAT_FW_INIT_CMDLINE       << 
977         select HAVE_PLAT_MEMCPY                << 
978         select ZONE_DMA32                      << 
979         select GPIOLIB                         << 
980         select USE_OF                          << 
981         select ARCH_SPARSEMEM_ENABLE           << 
982         select SYS_SUPPORTS_SMP                << 
983         select NR_CPUS_DEFAULT_64              << 
984         select MIPS_NR_CPU_NR_MAP_1024         << 
985         select BUILTIN_DTB                     << 
986         select MTD                             << 
987         select MTD_COMPLEX_MAPPINGS            << 
988         select SWIOTLB                         << 
989         select SYS_SUPPORTS_RELOCATABLE        << 
990         help                                   << 
991           This option supports all of the Octe << 
992           Networks. It builds a kernel that dy << 
993           CPU type and supports all known boar << 
994           Some of the supported boards are:    << 
995                 EBT3000                        << 
996                 EBH3000                        << 
997                 EBH3100                        << 
998                 Thunder                        << 
999                 Kodama                         << 
1000                 Hikari                        << 
1001           Say Y here for most Octeon referenc << 
1002                                               << 
1003 endchoice                                     << 
1004                                               << 
1005 config FIT_IMAGE_FDT_EPM5                     << 
1006         bool "Include FDT for Mobileye EyeQ5  << 
1007         depends on MACH_EYEQ5                 << 
1008         default n                             << 
1009         help                                  << 
1010           Enable this to include the FDT for  << 
1011           from Mobileye in the FIT kernel ima << 
1012           This requires u-boot on the platfor << 
1013                                               << 
1014 source "arch/mips/alchemy/Kconfig"            << 
1015 source "arch/mips/ath25/Kconfig"              << 
1016 source "arch/mips/ath79/Kconfig"              << 
1017 source "arch/mips/bcm47xx/Kconfig"            << 
1018 source "arch/mips/bcm63xx/Kconfig"            << 
1019 source "arch/mips/bmips/Kconfig"              << 
1020 source "arch/mips/generic/Kconfig"            << 
1021 source "arch/mips/ingenic/Kconfig"            << 
1022 source "arch/mips/jazz/Kconfig"               << 
1023 source "arch/mips/lantiq/Kconfig"             << 
1024 source "arch/mips/mobileye/Kconfig"           << 
1025 source "arch/mips/pic32/Kconfig"              << 
1026 source "arch/mips/ralink/Kconfig"             << 
1027 source "arch/mips/sgi-ip27/Kconfig"           << 
1028 source "arch/mips/sibyte/Kconfig"             << 
1029 source "arch/mips/txx9/Kconfig"               << 
1030 source "arch/mips/cavium-octeon/Kconfig"      << 
1031 source "arch/mips/loongson2ef/Kconfig"        << 
1032 source "arch/mips/loongson32/Kconfig"         << 
1033 source "arch/mips/loongson64/Kconfig"         << 
1034                                               << 
1035 endmenu                                       << 
1036                                               << 
1037 config GENERIC_HWEIGHT                        << 
1038         bool                                  << 
1039         default y                             << 
1040                                               << 
1041 config GENERIC_CALIBRATE_DELAY                << 
1042         bool                                  << 
1043         default y                             << 
1044                                               << 
1045 config SCHED_OMIT_FRAME_POINTER               << 
1046         bool                                  << 
1047         default y                             << 
1048                                               << 
1049 #                                             << 
1050 # Select some configuration options automatic << 
1051 #                                             << 
1052 config FW_ARC                                 << 
1053         bool                                  << 
1054                                               << 
1055 config ARCH_MAY_HAVE_PC_FDC                   << 
1056         bool                                  << 
1057                                               << 
1058 config BOOT_RAW                               << 
1059         bool                                  << 
1060                                               << 
1061 config CEVT_BCM1480                           << 
1062         bool                                  << 
1063                                               << 
1064 config CEVT_DS1287                            << 
1065         bool                                  << 
1066                                               << 
1067 config CEVT_GT641XX                           << 
1068         bool                                  << 
1069                                               << 
1070 config CEVT_R4K                               << 
1071         bool                                  << 
1072                                               << 
1073 config CEVT_SB1250                            << 
1074         bool                                  << 
1075                                               << 
1076 config CEVT_TXX9                              << 
1077         bool                                  << 
1078                                               << 
1079 config CSRC_BCM1480                           << 
1080         bool                                  << 
1081                                               << 
1082 config CSRC_IOASIC                            << 
1083         bool                                  << 
1084                                               << 
1085 config CSRC_R4K                               << 
1086         select CLOCKSOURCE_WATCHDOG if CPU_FR << 
1087         select HAVE_UNSTABLE_SCHED_CLOCK if S << 
1088         bool                                  << 
1089                                               << 
1090 config CSRC_SB1250                            << 
1091         bool                                  << 
1092                                               << 
1093 config MIPS_CLOCK_VSYSCALL                    << 
1094         def_bool CSRC_R4K || CLKSRC_MIPS_GIC  << 
1095                                               << 
1096 config GPIO_TXX9                              << 
1097         select GPIOLIB                        << 
1098         bool                                  << 
1099                                               << 
1100 config FW_CFE                                 << 
1101         bool                                  << 
1102                                                  113 
1103 config ARCH_SUPPORTS_UPROBES                  !! 114 config ARCH_PROC_KCORE_TEXT
1104         def_bool y                               115         def_bool y
1105                                                  116 
1106 config DMA_NONCOHERENT                        << 
1107         bool                                  << 
1108         #                                     << 
1109         # MIPS allows mixing "slightly differ << 
1110         # Attribute bits.  It is believed tha << 
1111         # KSEG1 and the implementation specif << 
1112         # by pgprot_writcombine can be mixed, << 
1113         # significant advantages.             << 
1114         #                                     << 
1115         select ARCH_HAS_SETUP_DMA_OPS         << 
1116         select ARCH_HAS_DMA_WRITE_COMBINE     << 
1117         select ARCH_HAS_DMA_PREP_COHERENT     << 
1118         select ARCH_HAS_SYNC_DMA_FOR_CPU      << 
1119         select ARCH_HAS_SYNC_DMA_FOR_DEVICE   << 
1120         select ARCH_HAS_DMA_SET_UNCACHED      << 
1121         select DMA_NONCOHERENT_MMAP           << 
1122         select NEED_DMA_MAP_STATE             << 
1123                                               << 
1124 config SYS_HAS_EARLY_PRINTK                   << 
1125         bool                                  << 
1126                                               << 
1127 config SYS_SUPPORTS_HOTPLUG_CPU               << 
1128         bool                                  << 
1129                                               << 
1130 config MIPS_BONITO64                          << 
1131         bool                                  << 
1132                                               << 
1133 config MIPS_MSC                               << 
1134         bool                                  << 
1135                                               << 
1136 config SYNC_R4K                               << 
1137         bool                                  << 
1138                                               << 
1139 config NO_IOPORT_MAP                          << 
1140         def_bool n                            << 
1141                                               << 
1142 config GENERIC_CSUM                           << 
1143         def_bool CPU_NO_LOAD_STORE_LR         << 
1144                                               << 
1145 config GENERIC_ISA_DMA                        << 
1146         bool                                  << 
1147         select ZONE_DMA if GENERIC_ISA_DMA_SU << 
1148         select ISA_DMA_API                    << 
1149                                               << 
1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN         << 
1151         bool                                  << 
1152         select GENERIC_ISA_DMA                << 
1153                                               << 
1154 config HAVE_PLAT_DELAY                        << 
1155         bool                                  << 
1156                                               << 
1157 config HAVE_PLAT_FW_INIT_CMDLINE              << 
1158         bool                                  << 
1159                                               << 
1160 config HAVE_PLAT_MEMCPY                       << 
1161         bool                                  << 
1162                                               << 
1163 config ISA_DMA_API                            << 
1164         bool                                  << 
1165                                               << 
1166 config SYS_SUPPORTS_RELOCATABLE               << 
1167         bool                                  << 
1168         help                                  << 
1169           Selected if the platform supports r << 
1170           The platform must provide plat_get_ << 
1171           to allow access to command line and << 
1172                                               << 
1173 #                                             << 
1174 # Endianness selection.  Sufficiently obscure << 
1175 # answer,so we try hard to limit the availabl << 
1176 # choice statement should be more obvious to  << 
1177 #                                             << 
1178 choice                                        << 
1179         prompt "Endianness selection"         << 
1180         help                                  << 
1181           Some MIPS machines can be configure << 
1182           byte order. These modes require dif << 
1183           Linux distribution.  In general the << 
1184           particular system but some systems  << 
1185           one or the other endianness.        << 
1186                                               << 
1187 config CPU_BIG_ENDIAN                            117 config CPU_BIG_ENDIAN
1188         bool "Big endian"                     !! 118         def_bool y
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                                                  119 
1224 config NO_EXCEPT_FILL                         !! 120 config STACKTRACE_SUPPORT
1225         bool                                     121         bool
                                                   >> 122         default y if SPARC64
1226                                                  123 
1227 config MIPS_SPRAM                             !! 124 config LOCKDEP_SUPPORT
1228         bool                                     125         bool
                                                   >> 126         default y if SPARC64
1229                                                  127 
1230 config SWAP_IO_SPACE                          !! 128 config ARCH_HIBERNATION_POSSIBLE
1231         bool                                  !! 129         def_bool y if SPARC64
1232                                                  130 
1233 config SGI_HAS_INDYDOG                        !! 131 config AUDIT_ARCH
1234         bool                                     132         bool
                                                   >> 133         default y
1235                                                  134 
1236 config SGI_HAS_HAL2                           !! 135 config MMU
1237         bool                                     136         bool
                                                   >> 137         default y
1238                                                  138 
1239 config SGI_HAS_SEEQ                           !! 139 config HIGHMEM
1240         bool                                     140         bool
                                                   >> 141         default y if SPARC32
                                                   >> 142         select KMAP_LOCAL
1241                                                  143 
1242 config SGI_HAS_WD93                           !! 144 config PGTABLE_LEVELS
1243         bool                                  !! 145         default 4 if 64BIT
                                                   >> 146         default 3
1244                                                  147 
1245 config SGI_HAS_ZILOG                          !! 148 config ARCH_SUPPORTS_UPROBES
1246         bool                                  !! 149         def_bool y if SPARC64
1247                                                  150 
1248 config SGI_HAS_I8042                          !! 151 menu "Processor type and features"
1249         bool                                  << 
1250                                                  152 
1251 config DEFAULT_SGI_PARTITION                  !! 153 config SMP
1252         bool                                  !! 154         bool "Symmetric multi-processing support"
                                                   >> 155         help
                                                   >> 156           This enables support for systems with more than one CPU. If you have
                                                   >> 157           a system with only one CPU, say N. If you have a system with more
                                                   >> 158           than one CPU, say Y.
1253                                                  159 
1254 config FW_ARC32                               !! 160           If you say N here, the kernel will run on uni- and multiprocessor
1255         bool                                  !! 161           machines, but will use only one CPU of a multiprocessor machine. If
                                                   >> 162           you say Y here, the kernel will run on many, but not all,
                                                   >> 163           uniprocessor machines. On a uniprocessor machine, the kernel
                                                   >> 164           will run faster if you say N here.
1256                                                  165 
1257 config FW_SNIPROM                             !! 166           People using multiprocessor machines who say Y here should also say
1258         bool                                  !! 167           Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
                                                   >> 168           Management" code will be disabled if you say Y here.
1259                                                  169 
1260 config BOOT_ELF32                             !! 170           See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO
1261         bool                                  !! 171           available at <https://www.tldp.org/docs.html#howto>.
1262                                                  172 
1263 config MIPS_L1_CACHE_SHIFT_4                  !! 173           If you don't know what to do here, say N.
1264         bool                                  << 
1265                                                  174 
1266 config MIPS_L1_CACHE_SHIFT_5                  !! 175 config NR_CPUS
1267         bool                                  !! 176         int "Maximum number of CPUs"
                                                   >> 177         depends on SMP
                                                   >> 178         range 2 32 if SPARC32
                                                   >> 179         range 2 4096 if SPARC64
                                                   >> 180         default 32 if SPARC32
                                                   >> 181         default 4096 if SPARC64
1268                                                  182 
1269 config MIPS_L1_CACHE_SHIFT_6                  !! 183 source "kernel/Kconfig.hz"
1270         bool                                  << 
1271                                                  184 
1272 config MIPS_L1_CACHE_SHIFT_7                  !! 185 config GENERIC_HWEIGHT
1273         bool                                     186         bool
                                                   >> 187         default y
1274                                                  188 
1275 config MIPS_L1_CACHE_SHIFT                    !! 189 config GENERIC_CALIBRATE_DELAY
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                                     190         bool
                                                   >> 191         default y
1285                                                  192 
1286 config ARC_CONSOLE                            !! 193 config ARCH_MAY_HAVE_PC_FDC
1287         bool "ARC console support"            << 
1288         depends on SGI_IP22 || SGI_IP28 || (S << 
1289                                               << 
1290 config ARC_MEMORY                             << 
1291         bool                                     194         bool
                                                   >> 195         default y
1292                                                  196 
1293 config ARC_PROMLIB                            !! 197 config EMULATED_CMPXCHG
1294         bool                                     198         bool
                                                   >> 199         default y if SPARC32
                                                   >> 200         help
                                                   >> 201           Sparc32 does not have a CAS instruction like sparc64. cmpxchg()
                                                   >> 202           is emulated, and therefore it is not completely atomic.
1295                                                  203 
1296 config FW_ARC64                               !! 204 # Makefile helpers
                                                   >> 205 config SPARC32_SMP
1297         bool                                     206         bool
                                                   >> 207         default y
                                                   >> 208         depends on SPARC32 && SMP
1298                                                  209 
1299 config BOOT_ELF64                             !! 210 config SPARC64_SMP
1300         bool                                     211         bool
1301                                               << 
1302 menu "CPU selection"                          << 
1303                                               << 
1304 choice                                        << 
1305         prompt "CPU type"                     << 
1306         default CPU_R4X00                     << 
1307                                               << 
1308 config CPU_LOONGSON64                         << 
1309         bool "Loongson 64-bit CPU"            << 
1310         depends on SYS_HAS_CPU_LOONGSON64     << 
1311         select ARCH_HAS_PHYS_TO_DMA           << 
1312         select CPU_MIPSR2                     << 
1313         select CPU_HAS_PREFETCH               << 
1314         select CPU_SUPPORTS_64BIT_KERNEL      << 
1315         select CPU_SUPPORTS_HIGHMEM           << 
1316         select CPU_SUPPORTS_HUGEPAGES         << 
1317         select CPU_SUPPORTS_MSA               << 
1318         select CPU_SUPPORTS_VZ                << 
1319         select CPU_DIEI_BROKEN if !LOONGSON3_ << 
1320         select CPU_MIPSR2_IRQ_VI              << 
1321         select DMA_NONCOHERENT                << 
1322         select WEAK_ORDERING                  << 
1323         select WEAK_REORDERING_BEYOND_LLSC    << 
1324         select MIPS_ASID_BITS_VARIABLE        << 
1325         select MIPS_PGD_C0_CONTEXT            << 
1326         select MIPS_L1_CACHE_SHIFT_6          << 
1327         select MIPS_FP_SUPPORT                << 
1328         select GPIOLIB                        << 
1329         select SWIOTLB                        << 
1330         help                                  << 
1331           The Loongson GSx64(GS264/GS464/GS46 << 
1332           cores implements the MIPS64R2 instr << 
1333           including most 64-bit Loongson-2 (2 << 
1334           3B1000, 3B1500, 3A2000, 3A3000 and  << 
1335           Loongson-2E/2F is not covered here  << 
1336                                               << 
1337 config CPU_LOONGSON2E                         << 
1338         bool "Loongson 2E"                    << 
1339         depends on SYS_HAS_CPU_LOONGSON2E     << 
1340         select CPU_LOONGSON2EF                << 
1341         help                                  << 
1342           The Loongson 2E processor implement << 
1343           with many extensions.               << 
1344                                               << 
1345           It has an internal FPGA northbridge << 
1346           bonito64.                           << 
1347                                               << 
1348 config CPU_LOONGSON2F                         << 
1349         bool "Loongson 2F"                    << 
1350         depends on SYS_HAS_CPU_LOONGSON2F     << 
1351         select CPU_LOONGSON2EF                << 
1352         help                                  << 
1353           The Loongson 2F processor implement << 
1354           with many extensions.               << 
1355                                               << 
1356           Loongson2F have built-in DDR2 and P << 
1357           have a similar programming interfac << 
1358           Loongson2E.                         << 
1359                                               << 
1360 config CPU_LOONGSON1B                         << 
1361         bool "Loongson 1B"                    << 
1362         depends on SYS_HAS_CPU_LOONGSON1B     << 
1363         select CPU_LOONGSON32                 << 
1364         select LEDS_GPIO_REGISTER             << 
1365         help                                  << 
1366           The Loongson 1B is a 32-bit SoC, wh << 
1367           Release 1 instruction set and part  << 
1368           instruction set.                    << 
1369                                               << 
1370 config CPU_LOONGSON1C                         << 
1371         bool "Loongson 1C"                    << 
1372         depends on SYS_HAS_CPU_LOONGSON1C     << 
1373         select CPU_LOONGSON32                 << 
1374         select LEDS_GPIO_REGISTER             << 
1375         help                                  << 
1376           The Loongson 1C is a 32-bit SoC, wh << 
1377           Release 1 instruction set and part  << 
1378           instruction set.                    << 
1379                                               << 
1380 config CPU_MIPS32_R1                          << 
1381         bool "MIPS32 Release 1"               << 
1382         depends on SYS_HAS_CPU_MIPS32_R1      << 
1383         select CPU_HAS_PREFETCH               << 
1384         select CPU_SUPPORTS_32BIT_KERNEL      << 
1385         select CPU_SUPPORTS_HIGHMEM           << 
1386         help                                  << 
1387           Choose this option to build a kerne << 
1388           MIPS32 architecture.  Most modern e << 
1389           MIPS processor are based on a MIPS3 << 
1390           specific type of processor in your  << 
1391           otherwise CPU_MIPS32_R1 is a safe b << 
1392           Release 2 of the MIPS32 architectur << 
1393           years so chances are you even have  << 
1394           in which case you should choose CPU << 
1395           performance.                        << 
1396                                               << 
1397 config CPU_MIPS32_R2                          << 
1398         bool "MIPS32 Release 2"               << 
1399         depends on SYS_HAS_CPU_MIPS32_R2      << 
1400         select CPU_HAS_PREFETCH               << 
1401         select CPU_SUPPORTS_32BIT_KERNEL      << 
1402         select CPU_SUPPORTS_HIGHMEM           << 
1403         select CPU_SUPPORTS_MSA               << 
1404         help                                  << 
1405           Choose this option to build a kerne << 
1406           MIPS32 architecture.  Most modern e << 
1407           MIPS processor are based on a MIPS3 << 
1408           specific type of processor in your  << 
1409           otherwise CPU_MIPS32_R1 is a safe b << 
1410                                               << 
1411 config CPU_MIPS32_R5                          << 
1412         bool "MIPS32 Release 5"               << 
1413         depends on SYS_HAS_CPU_MIPS32_R5      << 
1414         select CPU_HAS_PREFETCH               << 
1415         select CPU_SUPPORTS_32BIT_KERNEL      << 
1416         select CPU_SUPPORTS_HIGHMEM           << 
1417         select CPU_SUPPORTS_MSA               << 
1418         select CPU_SUPPORTS_VZ                << 
1419         select MIPS_O32_FP64_SUPPORT          << 
1420         help                                  << 
1421           Choose this option to build a kerne << 
1422           MIPS32 architecture.  New MIPS proc << 
1423           family, are based on a MIPS32r5 pro << 
1424           processor, you probably need to sel << 
1425                                               << 
1426 config CPU_MIPS32_R6                          << 
1427         bool "MIPS32 Release 6"               << 
1428         depends on SYS_HAS_CPU_MIPS32_R6      << 
1429         select CPU_HAS_PREFETCH               << 
1430         select CPU_NO_LOAD_STORE_LR           << 
1431         select CPU_SUPPORTS_32BIT_KERNEL      << 
1432         select CPU_SUPPORTS_HIGHMEM           << 
1433         select CPU_SUPPORTS_MSA               << 
1434         select CPU_SUPPORTS_VZ                << 
1435         select MIPS_O32_FP64_SUPPORT          << 
1436         help                                  << 
1437           Choose this option to build a kerne << 
1438           MIPS32 architecture.  New MIPS proc << 
1439           family, are based on a MIPS32r6 pro << 
1440           processor, you probably need to sel << 
1441                                               << 
1442 config CPU_MIPS64_R1                          << 
1443         bool "MIPS64 Release 1"               << 
1444         depends on SYS_HAS_CPU_MIPS64_R1      << 
1445         select CPU_HAS_PREFETCH               << 
1446         select CPU_SUPPORTS_32BIT_KERNEL      << 
1447         select CPU_SUPPORTS_64BIT_KERNEL      << 
1448         select CPU_SUPPORTS_HIGHMEM           << 
1449         select CPU_SUPPORTS_HUGEPAGES         << 
1450         help                                  << 
1451           Choose this option to build a kerne << 
1452           MIPS64 architecture.  Many modern e << 
1453           MIPS processor are based on a MIPS6 << 
1454           specific type of processor in your  << 
1455           otherwise CPU_MIPS64_R1 is a safe b << 
1456           Release 2 of the MIPS64 architectur << 
1457           years so chances are you even have  << 
1458           in which case you should choose CPU << 
1459           performance.                        << 
1460                                               << 
1461 config CPU_MIPS64_R2                          << 
1462         bool "MIPS64 Release 2"               << 
1463         depends on SYS_HAS_CPU_MIPS64_R2      << 
1464         select CPU_HAS_PREFETCH               << 
1465         select CPU_SUPPORTS_32BIT_KERNEL      << 
1466         select CPU_SUPPORTS_64BIT_KERNEL      << 
1467         select CPU_SUPPORTS_HIGHMEM           << 
1468         select CPU_SUPPORTS_HUGEPAGES         << 
1469         select CPU_SUPPORTS_MSA               << 
1470         help                                  << 
1471           Choose this option to build a kerne << 
1472           MIPS64 architecture.  Many modern e << 
1473           MIPS processor are based on a MIPS6 << 
1474           specific type of processor in your  << 
1475           otherwise CPU_MIPS64_R1 is a safe b << 
1476                                               << 
1477 config CPU_MIPS64_R5                          << 
1478         bool "MIPS64 Release 5"               << 
1479         depends on SYS_HAS_CPU_MIPS64_R5      << 
1480         select CPU_HAS_PREFETCH               << 
1481         select CPU_SUPPORTS_32BIT_KERNEL      << 
1482         select CPU_SUPPORTS_64BIT_KERNEL      << 
1483         select CPU_SUPPORTS_HIGHMEM           << 
1484         select CPU_SUPPORTS_HUGEPAGES         << 
1485         select CPU_SUPPORTS_MSA               << 
1486         select MIPS_O32_FP64_SUPPORT if 32BIT << 
1487         select CPU_SUPPORTS_VZ                << 
1488         help                                  << 
1489           Choose this option to build a kerne << 
1490           MIPS64 architecture.  This is a int << 
1491           release partly implementing release << 
1492           any hardware known to be based on t << 
1493                                               << 
1494 config CPU_MIPS64_R6                          << 
1495         bool "MIPS64 Release 6"               << 
1496         depends on SYS_HAS_CPU_MIPS64_R6      << 
1497         select CPU_HAS_PREFETCH               << 
1498         select CPU_NO_LOAD_STORE_LR           << 
1499         select CPU_SUPPORTS_32BIT_KERNEL      << 
1500         select CPU_SUPPORTS_64BIT_KERNEL      << 
1501         select CPU_SUPPORTS_HIGHMEM           << 
1502         select CPU_SUPPORTS_HUGEPAGES         << 
1503         select CPU_SUPPORTS_MSA               << 
1504         select MIPS_O32_FP64_SUPPORT if 32BIT << 
1505         select CPU_SUPPORTS_VZ                << 
1506         help                                  << 
1507           Choose this option to build a kerne << 
1508           MIPS64 architecture.  New MIPS proc << 
1509           family, are based on a MIPS64r6 pro << 
1510           processor, you probably need to sel << 
1511                                               << 
1512 config CPU_P5600                              << 
1513         bool "MIPS Warrior P5600"             << 
1514         depends on SYS_HAS_CPU_P5600          << 
1515         select CPU_HAS_PREFETCH               << 
1516         select CPU_SUPPORTS_32BIT_KERNEL      << 
1517         select CPU_SUPPORTS_HIGHMEM           << 
1518         select CPU_SUPPORTS_MSA               << 
1519         select CPU_SUPPORTS_CPUFREQ           << 
1520         select CPU_SUPPORTS_VZ                << 
1521         select CPU_MIPSR2_IRQ_VI              << 
1522         select CPU_MIPSR2_IRQ_EI              << 
1523         select MIPS_O32_FP64_SUPPORT          << 
1524         help                                  << 
1525           Choose this option to build a kerne << 
1526           It's based on MIPS32r5 ISA with XPA << 
1527           MMU with two-levels TLB, UCA, MSA,  << 
1528           level features like up to six P5600 << 
1529           cache, IOCU/IOMMU (though might be  << 
1530           specific IP core configuration), GI << 
1531           eJTAG and PDtrace.                  << 
1532                                               << 
1533 config CPU_R3000                              << 
1534         bool "R3000"                          << 
1535         depends on SYS_HAS_CPU_R3000          << 
1536         select CPU_HAS_WB                     << 
1537         select CPU_R3K_TLB                    << 
1538         select CPU_SUPPORTS_32BIT_KERNEL      << 
1539         select CPU_SUPPORTS_HIGHMEM           << 
1540         help                                  << 
1541           Please make sure to pick the right  << 
1542           designed to be generic, i.e. Kernel << 
1543           *not* work on R4000 machines and vi << 
1544           of the supported machines have an R << 
1545           might be a safe bet.  If the result << 
1546           try to recompile with R3000.        << 
1547                                               << 
1548 config CPU_R4300                              << 
1549         bool "R4300"                          << 
1550         depends on SYS_HAS_CPU_R4300          << 
1551         select CPU_SUPPORTS_32BIT_KERNEL      << 
1552         select CPU_SUPPORTS_64BIT_KERNEL      << 
1553         help                                  << 
1554           MIPS Technologies R4300-series proc << 
1555                                               << 
1556 config CPU_R4X00                              << 
1557         bool "R4x00"                          << 
1558         depends on SYS_HAS_CPU_R4X00          << 
1559         select CPU_SUPPORTS_32BIT_KERNEL      << 
1560         select CPU_SUPPORTS_64BIT_KERNEL      << 
1561         select CPU_SUPPORTS_HUGEPAGES         << 
1562         help                                  << 
1563           MIPS Technologies R4000-series proc << 
1564           the R4000, R4400, R4600, and 4700.  << 
1565                                               << 
1566 config CPU_TX49XX                             << 
1567         bool "R49XX"                          << 
1568         depends on SYS_HAS_CPU_TX49XX         << 
1569         select CPU_HAS_PREFETCH               << 
1570         select CPU_SUPPORTS_32BIT_KERNEL      << 
1571         select CPU_SUPPORTS_64BIT_KERNEL      << 
1572         select CPU_SUPPORTS_HUGEPAGES         << 
1573                                               << 
1574 config CPU_R5000                              << 
1575         bool "R5000"                          << 
1576         depends on SYS_HAS_CPU_R5000          << 
1577         select CPU_SUPPORTS_32BIT_KERNEL      << 
1578         select CPU_SUPPORTS_64BIT_KERNEL      << 
1579         select CPU_SUPPORTS_HUGEPAGES         << 
1580         help                                  << 
1581           MIPS Technologies R5000-series proc << 
1582                                               << 
1583 config CPU_R5500                              << 
1584         bool "R5500"                          << 
1585         depends on SYS_HAS_CPU_R5500          << 
1586         select CPU_SUPPORTS_32BIT_KERNEL      << 
1587         select CPU_SUPPORTS_64BIT_KERNEL      << 
1588         select CPU_SUPPORTS_HUGEPAGES         << 
1589         help                                  << 
1590           NEC VR5500 and VR5500A series proce << 
1591           instruction set.                    << 
1592                                               << 
1593 config CPU_NEVADA                             << 
1594         bool "RM52xx"                         << 
1595         depends on SYS_HAS_CPU_NEVADA         << 
1596         select CPU_SUPPORTS_32BIT_KERNEL      << 
1597         select CPU_SUPPORTS_64BIT_KERNEL      << 
1598         select CPU_SUPPORTS_HUGEPAGES         << 
1599         help                                  << 
1600           QED / PMC-Sierra RM52xx-series ("Ne << 
1601                                               << 
1602 config CPU_R10000                             << 
1603         bool "R10000"                         << 
1604         depends on SYS_HAS_CPU_R10000         << 
1605         select CPU_HAS_PREFETCH               << 
1606         select CPU_SUPPORTS_32BIT_KERNEL      << 
1607         select CPU_SUPPORTS_64BIT_KERNEL      << 
1608         select CPU_SUPPORTS_HIGHMEM           << 
1609         select CPU_SUPPORTS_HUGEPAGES         << 
1610         help                                  << 
1611           MIPS Technologies R10000-series pro << 
1612                                               << 
1613 config CPU_RM7000                             << 
1614         bool "RM7000"                         << 
1615         depends on SYS_HAS_CPU_RM7000         << 
1616         select CPU_HAS_PREFETCH               << 
1617         select CPU_SUPPORTS_32BIT_KERNEL      << 
1618         select CPU_SUPPORTS_64BIT_KERNEL      << 
1619         select CPU_SUPPORTS_HIGHMEM           << 
1620         select CPU_SUPPORTS_HUGEPAGES         << 
1621                                               << 
1622 config CPU_SB1                                << 
1623         bool "SB1"                            << 
1624         depends on SYS_HAS_CPU_SB1            << 
1625         select CPU_SUPPORTS_32BIT_KERNEL      << 
1626         select CPU_SUPPORTS_64BIT_KERNEL      << 
1627         select CPU_SUPPORTS_HIGHMEM           << 
1628         select CPU_SUPPORTS_HUGEPAGES         << 
1629         select WEAK_ORDERING                  << 
1630                                               << 
1631 config CPU_CAVIUM_OCTEON                      << 
1632         bool "Cavium Octeon processor"        << 
1633         depends on SYS_HAS_CPU_CAVIUM_OCTEON  << 
1634         select CPU_HAS_PREFETCH               << 
1635         select CPU_SUPPORTS_64BIT_KERNEL      << 
1636         select HAVE_PAGE_SIZE_8KB if !MIPS_VA << 
1637         select HAVE_PAGE_SIZE_32KB if !MIPS_V << 
1638         select WEAK_ORDERING                  << 
1639         select CPU_SUPPORTS_HIGHMEM           << 
1640         select CPU_SUPPORTS_HUGEPAGES         << 
1641         select USB_EHCI_BIG_ENDIAN_MMIO if CP << 
1642         select USB_OHCI_BIG_ENDIAN_MMIO if CP << 
1643         select MIPS_L1_CACHE_SHIFT_7          << 
1644         select CPU_SUPPORTS_VZ                << 
1645         help                                  << 
1646           The Cavium Octeon processor is a hi << 
1647           many ethernet hardware widgets for  << 
1648           can have up to 16 Mips64v2 cores an << 
1649           Full details can be found at http:/ << 
1650                                               << 
1651 config CPU_BMIPS                              << 
1652         bool "Broadcom BMIPS"                 << 
1653         depends on SYS_HAS_CPU_BMIPS          << 
1654         select CPU_MIPS32                     << 
1655         select CPU_BMIPS32_3300 if SYS_HAS_CP << 
1656         select CPU_BMIPS4350 if SYS_HAS_CPU_B << 
1657         select CPU_BMIPS4380 if SYS_HAS_CPU_B << 
1658         select CPU_BMIPS5000 if SYS_HAS_CPU_B << 
1659         select CPU_SUPPORTS_32BIT_KERNEL      << 
1660         select DMA_NONCOHERENT                << 
1661         select IRQ_MIPS_CPU                   << 
1662         select SWAP_IO_SPACE                  << 
1663         select WEAK_ORDERING                  << 
1664         select CPU_SUPPORTS_HIGHMEM           << 
1665         select CPU_HAS_PREFETCH               << 
1666         select CPU_SUPPORTS_CPUFREQ           << 
1667         select MIPS_EXTERNAL_TIMER            << 
1668         select GENERIC_IRQ_MIGRATION if HOTPL << 
1669         help                                  << 
1670           Support for BMIPS32/3300/4350/4380  << 
1671                                               << 
1672 endchoice                                     << 
1673                                               << 
1674 config LOONGSON3_ENHANCEMENT                  << 
1675         bool "New Loongson-3 CPU Enhancements << 
1676         default n                             << 
1677         depends on CPU_LOONGSON64             << 
1678         help                                  << 
1679           New Loongson-3 cores (since Loongso << 
1680           R1, Loongson-3B R1 and Loongson-3B  << 
1681           FTLB, L1-VCache, EI/DI/Wait/Prefetc << 
1682           Local register, Read-Inhibit/Execut << 
1683           Fast TLB refill support, etc.       << 
1684                                               << 
1685           This option enable those enhancemen << 
1686           time. If you want a generic kernel  << 
1687           please say 'N' here. If you want a  << 
1688           new Loongson-3 machines only, pleas << 
1689                                               << 
1690 config CPU_LOONGSON3_WORKAROUNDS              << 
1691         bool "Loongson-3 LLSC Workarounds"    << 
1692         default y if SMP                      << 
1693         depends on CPU_LOONGSON64             << 
1694         help                                  << 
1695           Loongson-3 processors have the llsc << 
1696           Without workarounds the system may  << 
1697                                               << 
1698           Say Y, unless you know what you are << 
1699                                               << 
1700 config CPU_LOONGSON3_CPUCFG_EMULATION         << 
1701         bool "Emulate the CPUCFG instruction  << 
1702         default y                                212         default y
1703         depends on CPU_LOONGSON64             !! 213         depends on SPARC64 && SMP
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                                                  214 
1712 config CPU_MIPS32_3_5_FEATURES                !! 215 config EARLYFB
1713         bool "MIPS32 Release 3.5 Features"    !! 216         bool "Support for early boot text console"
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                                217         default y
                                                   >> 218         depends on SPARC64
                                                   >> 219         select FONT_SUN8x16
                                                   >> 220         select FONT_SUPPORT
1727         help                                     221         help
1728           Choose this option if you want to e !! 222           Say Y here to enable a faster early framebuffer boot console.
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                                                  223 
1733 config CPU_MIPS32_R5_FEATURES                 !! 224 config HOTPLUG_CPU
1734         bool "MIPS32 Release 5 Features"      !! 225         bool "Support for hot-pluggable CPUs"
1735         depends on SYS_HAS_CPU_MIPS32_R5      !! 226         depends on SPARC64 && SMP
1736         depends on CPU_MIPS32_R2 || CPU_MIPS3 << 
1737         help                                  << 
1738           Choose this option to build a kerne << 
1739           MIPS32 architecture including featu << 
1740           support for Extended Physical Addre << 
1741                                               << 
1742 config CPU_MIPS32_R5_XPA                      << 
1743         bool "Extended Physical Addressing (X << 
1744         depends on CPU_MIPS32_R5_FEATURES     << 
1745         depends on !EVA                       << 
1746         depends on !PAGE_SIZE_4KB             << 
1747         depends on SYS_SUPPORTS_HIGHMEM       << 
1748         select XPA                            << 
1749         select HIGHMEM                        << 
1750         select PHYS_ADDR_T_64BIT              << 
1751         default n                             << 
1752         help                                     227         help
1753           Choose this option if you want to e !! 228           Say Y here to experiment with turning CPUs off and on.  CPUs
1754           Addressing (XPA) on your MIPS32 cor !! 229           can be controlled through /sys/devices/system/cpu/cpu#.
1755           benefit is to increase physical add !! 230           Say N if you want to disable CPU hotplug.
1756           than 40 bits. Note that this has th << 
1757           64-bit addressing which in turn mak << 
1758           If unsure, say 'N' here.            << 
1759                                               << 
1760 if CPU_LOONGSON2F                             << 
1761 config CPU_NOP_WORKAROUNDS                    << 
1762         bool                                  << 
1763                                                  231 
1764 config CPU_JUMP_WORKAROUNDS                   !! 232 if SPARC64
1765         bool                                  !! 233 source "drivers/cpufreq/Kconfig"
                                                   >> 234 endif
1766                                                  235 
1767 config CPU_LOONGSON2F_WORKAROUNDS             !! 236 config US3_MC
1768         bool "Loongson 2F Workarounds"        !! 237         tristate "UltraSPARC-III Memory Controller driver"
                                                   >> 238         depends on SPARC64
1769         default y                                239         default y
1770         select CPU_NOP_WORKAROUNDS            << 
1771         select CPU_JUMP_WORKAROUNDS           << 
1772         help                                     240         help
1773           Loongson 2F01 / 2F02 processors hav !! 241           This adds a driver for the UltraSPARC-III memory controller.
1774           require workarounds.  Without worka !! 242           Loading this driver allows exact mnemonic strings to be
1775           unexpectedly.  For more information !! 243           printed in the event of a memory error, so that the faulty DIMM
1776           -mfix-loongson2f-nop and -mfix-loon !! 244           on the motherboard can be matched to the error.
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                                                  245 
1801 config SYS_SUPPORTS_ZBOOT_UART_PROM           !! 246           If in doubt, say Y, as this information can be very useful.
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                                                  247 
1812 config CPU_LOONGSON32                         !! 248 # Global things across all Sun machines.
                                                   >> 249 config GENERIC_LOCKBREAK
1813         bool                                     250         bool
1814         select CPU_MIPS32                     !! 251         default y
1815         select CPU_MIPSR2                     !! 252         depends on SPARC64 && SMP && PREEMPTION
1816         select CPU_HAS_PREFETCH               << 
1817         select CPU_SUPPORTS_32BIT_KERNEL      << 
1818         select CPU_SUPPORTS_HIGHMEM           << 
1819         select CPU_SUPPORTS_CPUFREQ           << 
1820                                               << 
1821 config CPU_BMIPS32_3300                       << 
1822         select SMP_UP if SMP                  << 
1823         bool                                  << 
1824                                               << 
1825 config CPU_BMIPS4350                          << 
1826         bool                                  << 
1827         select SYS_SUPPORTS_SMP               << 
1828         select SYS_SUPPORTS_HOTPLUG_CPU       << 
1829                                               << 
1830 config CPU_BMIPS4380                          << 
1831         bool                                  << 
1832         select MIPS_L1_CACHE_SHIFT_6          << 
1833         select SYS_SUPPORTS_SMP               << 
1834         select SYS_SUPPORTS_HOTPLUG_CPU       << 
1835         select CPU_HAS_RIXI                   << 
1836                                               << 
1837 config CPU_BMIPS5000                          << 
1838         bool                                  << 
1839         select MIPS_CPU_SCACHE                << 
1840         select MIPS_L1_CACHE_SHIFT_7          << 
1841         select SYS_SUPPORTS_SMP               << 
1842         select SYS_SUPPORTS_HOTPLUG_CPU       << 
1843         select CPU_HAS_RIXI                   << 
1844                                               << 
1845 config SYS_HAS_CPU_LOONGSON64                 << 
1846         bool                                  << 
1847         select CPU_SUPPORTS_CPUFREQ           << 
1848         select CPU_HAS_RIXI                   << 
1849                                               << 
1850 config SYS_HAS_CPU_LOONGSON2E                 << 
1851         bool                                  << 
1852                                               << 
1853 config SYS_HAS_CPU_LOONGSON2F                 << 
1854         bool                                  << 
1855         select CPU_SUPPORTS_CPUFREQ           << 
1856         select CPU_SUPPORTS_ADDRWINCFG if 64B << 
1857                                               << 
1858 config SYS_HAS_CPU_LOONGSON1B                 << 
1859         bool                                  << 
1860                                               << 
1861 config SYS_HAS_CPU_LOONGSON1C                 << 
1862         bool                                  << 
1863                                               << 
1864 config SYS_HAS_CPU_MIPS32_R1                  << 
1865         bool                                  << 
1866                                               << 
1867 config SYS_HAS_CPU_MIPS32_R2                  << 
1868         bool                                  << 
1869                                               << 
1870 config SYS_HAS_CPU_MIPS32_R3_5                << 
1871         bool                                  << 
1872                                               << 
1873 config SYS_HAS_CPU_MIPS32_R5                  << 
1874         bool                                  << 
1875                                               << 
1876 config SYS_HAS_CPU_MIPS32_R6                  << 
1877         bool                                  << 
1878                                               << 
1879 config SYS_HAS_CPU_MIPS64_R1                  << 
1880         bool                                  << 
1881                                               << 
1882 config SYS_HAS_CPU_MIPS64_R2                  << 
1883         bool                                  << 
1884                                               << 
1885 config SYS_HAS_CPU_MIPS64_R5                  << 
1886         bool                                  << 
1887                                               << 
1888 config SYS_HAS_CPU_MIPS64_R6                  << 
1889         bool                                  << 
1890                                               << 
1891 config SYS_HAS_CPU_P5600                      << 
1892         bool                                  << 
1893                                               << 
1894 config SYS_HAS_CPU_R3000                      << 
1895         bool                                  << 
1896                                               << 
1897 config SYS_HAS_CPU_R4300                      << 
1898         bool                                  << 
1899                                               << 
1900 config SYS_HAS_CPU_R4X00                      << 
1901         bool                                  << 
1902                                               << 
1903 config SYS_HAS_CPU_TX49XX                     << 
1904         bool                                  << 
1905                                               << 
1906 config SYS_HAS_CPU_R5000                      << 
1907         bool                                  << 
1908                                               << 
1909 config SYS_HAS_CPU_R5500                      << 
1910         bool                                  << 
1911                                               << 
1912 config SYS_HAS_CPU_NEVADA                     << 
1913         bool                                  << 
1914                                               << 
1915 config SYS_HAS_CPU_R10000                     << 
1916         bool                                  << 
1917                                               << 
1918 config SYS_HAS_CPU_RM7000                     << 
1919         bool                                  << 
1920                                               << 
1921 config SYS_HAS_CPU_SB1                        << 
1922         bool                                  << 
1923                                               << 
1924 config SYS_HAS_CPU_CAVIUM_OCTEON              << 
1925         bool                                  << 
1926                                               << 
1927 config SYS_HAS_CPU_BMIPS                      << 
1928         bool                                  << 
1929                                               << 
1930 config SYS_HAS_CPU_BMIPS32_3300               << 
1931         bool                                  << 
1932         select SYS_HAS_CPU_BMIPS              << 
1933                                               << 
1934 config SYS_HAS_CPU_BMIPS4350                  << 
1935         bool                                  << 
1936         select SYS_HAS_CPU_BMIPS              << 
1937                                               << 
1938 config SYS_HAS_CPU_BMIPS4380                  << 
1939         bool                                  << 
1940         select SYS_HAS_CPU_BMIPS              << 
1941                                               << 
1942 config SYS_HAS_CPU_BMIPS5000                  << 
1943         bool                                  << 
1944         select SYS_HAS_CPU_BMIPS              << 
1945                                               << 
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                                                  253 
2061 config 32BIT                                  !! 254 config NUMA
2062         bool "32-bit kernel"                  !! 255         bool "NUMA support"
2063         depends on CPU_SUPPORTS_32BIT_KERNEL  !! 256         depends on SPARC64 && SMP
2064         select TRAD_SIGNALS                   << 
2065         help                                  << 
2066           Select this option if you want to b << 
2067                                                  257 
2068 config 64BIT                                  !! 258 config NODES_SHIFT
2069         bool "64-bit kernel"                  !! 259         int "Maximum NUMA Nodes (as a power of 2)"
2070         depends on CPU_SUPPORTS_64BIT_KERNEL  !! 260         range 4 5 if SPARC64
                                                   >> 261         default "5"
                                                   >> 262         depends on NUMA
2071         help                                     263         help
2072           Select this option if you want to b !! 264           Specify the maximum number of NUMA Nodes available on the target
2073                                               !! 265           system.  Increases memory reserved to accommodate various tables.
2074 endchoice                                     << 
2075                                               << 
2076 config MIPS_VA_BITS_48                        << 
2077         bool "48 bits virtual memory"         << 
2078         depends on 64BIT                      << 
2079         help                                  << 
2080           Support a maximum at least 48 bits  << 
2081           memory.  Default is 40 bits or less << 
2082           For page sizes 16k and above, this  << 
2083           memory overhead for page tables.  F << 
2084           level of page tables is added which << 
2085           overhead as well as slower TLB faul << 
2086                                                  266 
2087           If unsure, say N.                   !! 267 config ARCH_SPARSEMEM_ENABLE
2088                                               !! 268         def_bool y if SPARC64
2089 config ZBOOT_LOAD_ADDRESS                     !! 269         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                                                  270 
2097           This is only used if non-zero.      !! 271 config ARCH_SPARSEMEM_DEFAULT
                                                   >> 272         def_bool y if SPARC64
2098                                                  273 
2099 config ARCH_FORCE_MAX_ORDER                      274 config ARCH_FORCE_MAX_ORDER
2100         int "Maximum zone order"              !! 275         int "Order of maximal physically contiguous allocations"
2101         default "13" if MIPS_HUGE_TLB_SUPPORT !! 276         default "12"
2102         default "12" if MIPS_HUGE_TLB_SUPPORT << 
2103         default "11" if MIPS_HUGE_TLB_SUPPORT << 
2104         default "10"                          << 
2105         help                                  << 
2106           The kernel memory allocator divides << 
2107           blocks into "zones", where each zon << 
2108           pages.  This option selects the lar << 
2109           keeps in the memory allocator.  If  << 
2110           blocks of physically contiguous mem << 
2111           increase this value.                << 
2112                                               << 
2113           The page size is not necessarily 4K << 
2114           when choosing a value for this opti << 
2115                                               << 
2116 config BOARD_SCACHE                           << 
2117         bool                                  << 
2118                                               << 
2119 config IP22_CPU_SCACHE                        << 
2120         bool                                  << 
2121         select BOARD_SCACHE                   << 
2122                                               << 
2123 #                                             << 
2124 # Support for a MIPS32 / MIPS64 style S-cache << 
2125 #                                             << 
2126 config MIPS_CPU_SCACHE                        << 
2127         bool                                  << 
2128         select BOARD_SCACHE                   << 
2129                                               << 
2130 config R5000_CPU_SCACHE                       << 
2131         bool                                  << 
2132         select BOARD_SCACHE                   << 
2133                                               << 
2134 config RM7000_CPU_SCACHE                      << 
2135         bool                                  << 
2136         select BOARD_SCACHE                   << 
2137                                               << 
2138 config SIBYTE_DMA_PAGEOPS                     << 
2139         bool "Use DMA to clear/copy pages"    << 
2140         depends on CPU_SB1                    << 
2141         help                                     277         help
2142           Instead of using the CPU to zero an !! 278           The kernel page allocator limits the size of maximal physically
2143           channel.  These DMA channels are ot !! 279           contiguous allocations. The limit is called MAX_PAGE_ORDER and it
2144           SiByte Linux port.  Seems to give a !! 280           defines the maximal power of two of number of pages that can be
                                                   >> 281           allocated as a single contiguous block. This option allows
                                                   >> 282           overriding the default setting when ability to allocate very
                                                   >> 283           large blocks of physically contiguous memory is required.
2145                                                  284 
2146 config CPU_HAS_PREFETCH                       !! 285           Don't change if unsure.
2147         bool                                  << 
2148                                                  286 
2149 config CPU_GENERIC_DUMP_TLB                   !! 287 if SPARC64 || COMPILE_TEST
2150         bool                                  !! 288 source "kernel/power/Kconfig"
2151         default y if !CPU_R3000               !! 289 endif
2152                                                  290 
2153 config MIPS_FP_SUPPORT                        !! 291 config SCHED_SMT
2154         bool "Floating Point support" if EXPE !! 292         bool "SMT (Hyperthreading) scheduler support"
                                                   >> 293         depends on SPARC64 && SMP
2155         default y                                294         default y
2156         help                                     295         help
2157           Select y to include support for flo !! 296           SMT scheduler support improves the CPU scheduler's decision making
2158           including initialization of FPU har !! 297           when dealing with SPARC cpus at a cost of slightly increased overhead
2159           and emulation of an FPU where neces !! 298           in some places. If unsure say N here.
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                                                  299 
2185 config MIPS_MT_SMP                            !! 300 config SCHED_MC
2186         bool "MIPS MT SMP support (1 TC on ea !! 301         bool "Multi-core scheduler support"
                                                   >> 302         depends on SPARC64 && SMP
2187         default y                                303         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                                     304         help
2200           This is a kernel model which is kno !! 305           Multi-core scheduler support improves the CPU scheduler's decision
2201           on cores with the MT ASE and uses t !! 306           making when dealing with multi-core CPU chips at a cost of slightly
2202           virtual processors which supports S << 
2203           Intel Hyperthreading feature. For f << 
2204           <http://www.imgtec.com/mips/mips-mu << 
2205                                               << 
2206 config MIPS_MT                                << 
2207         bool                                  << 
2208                                               << 
2209 config SCHED_SMT                              << 
2210         bool "SMT (multithreading) scheduler  << 
2211         depends on SYS_SUPPORTS_SCHED_SMT     << 
2212         default n                             << 
2213         help                                  << 
2214           SMT scheduler support improves the  << 
2215           when dealing with MIPS MT enabled c << 
2216           increased overhead in some places.     307           increased overhead in some places. If unsure say N here.
2217                                                  308 
2218 config SYS_SUPPORTS_SCHED_SMT                 !! 309 config CMDLINE_BOOL
2219         bool                                  !! 310         bool "Default bootloader kernel arguments"
                                                   >> 311         depends on SPARC64
2220                                                  312 
2221 config SYS_SUPPORTS_MULTITHREADING            !! 313 config CMDLINE
2222         bool                                  !! 314         string "Initial kernel command string"
2223                                               !! 315         depends on CMDLINE_BOOL
2224 config MIPS_MT_FPAFF                          !! 316         default "console=ttyS0,9600 root=/dev/sda1"
2225         bool "Dynamic FPU affinity for FP-int << 
2226         default y                             << 
2227         depends on MIPS_MT_SMP                << 
2228                                               << 
2229 config MIPSR2_TO_R6_EMULATOR                  << 
2230         bool "MIPS R2-to-R6 emulator"         << 
2231         depends on CPU_MIPSR6                 << 
2232         depends on MIPS_FP_SUPPORT            << 
2233         default y                             << 
2234         help                                     317         help
2235           Choose this option if you want to r !! 318           Say Y here if you want to be able to pass default arguments to
2236           Even if you say 'Y' here, the emula !! 319           the kernel. This will be overridden by the bootloader, if you
2237           default. You can enable it using th !! 320           use one (such as SILO). This is most useful if you want to boot
2238           The only reason this is a build-tim !! 321           a kernel from TFTP, and want default options to be available
2239           final kernel image.                 !! 322           with having them passed on the command line.
2240                                                  323 
2241 config SYS_SUPPORTS_VPE_LOADER                !! 324           NOTE: This option WILL override the PROM bootargs setting!
2242         bool                                  << 
2243         depends on SYS_SUPPORTS_MULTITHREADIN << 
2244         help                                  << 
2245           Indicates that the platform support << 
2246           physical_memsize.                   << 
2247                                               << 
2248 config MIPS_VPE_LOADER                        << 
2249         bool "VPE loader support."            << 
2250         depends on SYS_SUPPORTS_VPE_LOADER && << 
2251         select CPU_MIPSR2_IRQ_VI              << 
2252         select CPU_MIPSR2_IRQ_EI              << 
2253         select MIPS_MT                        << 
2254         help                                  << 
2255           Includes a loader for loading an el << 
2256           onto another VPE and running it.    << 
2257                                                  325 
2258 config MIPS_VPE_LOADER_MT                     !! 326 config SUN_PM
2259         bool                                     327         bool
2260         default "y"                           !! 328         default y if SPARC32
2261         depends on MIPS_VPE_LOADER            << 
2262                                               << 
2263 config MIPS_VPE_LOADER_TOM                    << 
2264         bool "Load VPE program into memory hi << 
2265         depends on MIPS_VPE_LOADER            << 
2266         default y                             << 
2267         help                                     329         help
2268           The loader can use memory that is p !! 330           Enable power management and CPU standby features on supported
2269           Linux using the kernel command line !! 331           SPARC platforms.
2270           you to ensure the amount you put in << 
2271           program requires is less or equal t << 
2272                                               << 
2273 config MIPS_VPE_APSP_API                      << 
2274         bool "Enable support for AP/SP API (R << 
2275         depends on MIPS_VPE_LOADER            << 
2276                                                  332 
2277 config MIPS_VPE_APSP_API_MT                   !! 333 config SPARC_LED
2278         bool                                  !! 334         tristate "Sun4m LED driver"
2279         default "y"                           !! 335         depends on SPARC32
2280         depends on MIPS_VPE_APSP_API          << 
2281                                               << 
2282 config MIPS_CPS                               << 
2283         bool "MIPS Coherent Processing System << 
2284         depends on SYS_SUPPORTS_MIPS_CPS      << 
2285         select MIPS_CM                        << 
2286         select MIPS_CPS_PM if HOTPLUG_CPU     << 
2287         select SMP                            << 
2288         select HOTPLUG_CORE_SYNC_DEAD if HOTP << 
2289         select SYNC_R4K if (CEVT_R4K || CSRC_ << 
2290         select SYS_SUPPORTS_HOTPLUG_CPU       << 
2291         select SYS_SUPPORTS_SCHED_SMT if CPU_ << 
2292         select SYS_SUPPORTS_SMP               << 
2293         select WEAK_ORDERING                  << 
2294         select GENERIC_IRQ_MIGRATION if HOTPL << 
2295         help                                     336         help
2296           Select this if you wish to run an S !! 337           This driver toggles the front-panel LED on sun4m systems
2297           within a MIPS Coherent Processing S !! 338           in a user-specifiable manner.  Its state can be probed
2298           enabled the kernel will probe for o !! 339           by reading /proc/led and its blinking mode can be changed
2299           no external assistance. It is safe  !! 340           via writes to /proc/led
2300           support is unavailable.             << 
2301                                               << 
2302 config MIPS_CPS_PM                            << 
2303         depends on MIPS_CPS                   << 
2304         bool                                  << 
2305                                               << 
2306 config MIPS_CM                                << 
2307         bool                                  << 
2308         select MIPS_CPC                       << 
2309                                               << 
2310 config MIPS_CPC                               << 
2311         bool                                  << 
2312                                               << 
2313 config SB1_PASS_2_WORKAROUNDS                 << 
2314         bool                                  << 
2315         depends on CPU_SB1 && (CPU_SB1_PASS_2 << 
2316         default y                             << 
2317                                                  341 
2318 config SB1_PASS_2_1_WORKAROUNDS               !! 342 config SERIAL_CONSOLE
2319         bool                                     343         bool
2320         depends on CPU_SB1 && CPU_SB1_PASS_2  !! 344         depends on SPARC32
2321         default y                                345         default y
2322                                               << 
2323 choice                                        << 
2324         prompt "SmartMIPS or microMIPS ASE su << 
2325                                               << 
2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS    << 
2327         bool "None"                           << 
2328         help                                     346         help
2329           Select this if you want neither mic !! 347           If you say Y here, it will be possible to use a serial port as the
                                                   >> 348           system console (the system console is the device which receives all
                                                   >> 349           kernel messages and warnings and which allows logins in single user
                                                   >> 350           mode). This could be useful if some terminal or printer is connected
                                                   >> 351           to that serial port.
2330                                                  352 
2331 config CPU_HAS_SMARTMIPS                      !! 353           Even if you say Y here, the currently visible virtual console
2332         depends on SYS_SUPPORTS_SMARTMIPS     !! 354           (/dev/tty0) will still be used as the system console by default, but
2333         bool "SmartMIPS"                      !! 355           you can alter that using a kernel command line option such as
2334         help                                  !! 356           "console=ttyS1". (Try "man bootparam" or see the documentation of
2335           SmartMIPS is a extension of the MIP !! 357           your boot loader (silo) about how to pass options to the kernel at
2336           increased security at both hardware !! 358           boot time.)
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                                                  359 
2343 config CPU_MICROMIPS                          !! 360           If you don't have a graphics card installed and you say Y here, the
2344         depends on 32BIT && SYS_SUPPORTS_MICR !! 361           kernel will automatically use the first serial line, /dev/ttyS0, as
2345         bool "microMIPS"                      !! 362           system console.
2346         help                                  << 
2347           When this option is enabled the ker << 
2348           microMIPS ISA                       << 
2349                                                  363 
2350 endchoice                                     !! 364           If unsure, say N.
2351                                                  365 
2352 config CPU_HAS_MSA                            !! 366 config SPARC_LEON
2353         bool "Support for the MIPS SIMD Archi !! 367         bool "Sparc Leon processor family"
2354         depends on CPU_SUPPORTS_MSA           !! 368         depends on SPARC32
2355         depends on MIPS_FP_SUPPORT            !! 369         select USB_EHCI_BIG_ENDIAN_MMIO
2356         depends on 64BIT || MIPS_O32_FP64_SUP !! 370         select USB_EHCI_BIG_ENDIAN_DESC
                                                   >> 371         select USB_UHCI_BIG_ENDIAN_MMIO
                                                   >> 372         select USB_UHCI_BIG_ENDIAN_DESC
                                                   >> 373         help
                                                   >> 374           If you say Y here if you are running on a SPARC-LEON processor.
                                                   >> 375           The LEON processor is a synthesizable VHDL model of the
                                                   >> 376           SPARC-v8 standard. LEON is  part of the GRLIB collection of
                                                   >> 377           IP cores that are distributed under GPL. GRLIB can be downloaded
                                                   >> 378           from www.gaisler.com. You can download a sparc-linux cross-compilation
                                                   >> 379           toolchain at www.gaisler.com.
                                                   >> 380 
                                                   >> 381 if SPARC_LEON
                                                   >> 382 menu "U-Boot options"
                                                   >> 383 
                                                   >> 384 config UBOOT_LOAD_ADDR
                                                   >> 385         hex "uImage Load Address"
                                                   >> 386         default 0x40004000
                                                   >> 387         help
                                                   >> 388          U-Boot kernel load address, the address in physical address space
                                                   >> 389          where u-boot will place the Linux kernel before booting it.
                                                   >> 390          This address is normally the base address of main memory + 0x4000.
                                                   >> 391 
                                                   >> 392 config UBOOT_FLASH_ADDR
                                                   >> 393         hex "uImage.o Load Address"
                                                   >> 394         default 0x00080000
                                                   >> 395         help
                                                   >> 396          Optional setting only affecting the uImage.o ELF-image used to
                                                   >> 397          download the uImage file to the target using a ELF-loader other than
                                                   >> 398          U-Boot. It may for example be used to download an uImage to FLASH with
                                                   >> 399          the GRMON utility before even starting u-boot.
                                                   >> 400 
                                                   >> 401 config UBOOT_ENTRY_ADDR
                                                   >> 402         hex "uImage Entry Address"
                                                   >> 403         default 0xf0004000
2357         help                                     404         help
2358           MIPS SIMD Architecture (MSA) introd !! 405          Do not change this unless you know what you're doing. This is
2359           and a set of SIMD instructions to o !! 406          hardcoded by the SPARC32 and LEON port.
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                                                  407 
2366           If unsure, say Y.                   !! 408          This is the virtual address u-boot jumps to when booting the Linux
                                                   >> 409          Kernel.
2367                                                  410 
2368 config CPU_HAS_WB                             !! 411 endmenu
2369         bool                                  !! 412 endif
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                                                  413 
2398 #                                             !! 414 endmenu
2399 # Extended interrupt mode is an R2 feature    << 
2400 #                                             << 
2401 config CPU_MIPSR2_IRQ_EI                      << 
2402         bool                                  << 
2403                                                  415 
2404 config CPU_HAS_SYNC                           !! 416 menu "Bus options (PCI etc.)"
                                                   >> 417 config SBUS
2405         bool                                     418         bool
2406         depends on !CPU_R3000                 << 
2407         default y                                419         default y
2408                                                  420 
2409 #                                             !! 421 config SBUSCHAR
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                                  << 
2571                                               << 
2572 config SYS_SUPPORTS_HIGHMEM                   << 
2573         bool                                  << 
2574                                               << 
2575 config SYS_SUPPORTS_SMARTMIPS                 << 
2576         bool                                  << 
2577                                               << 
2578 config SYS_SUPPORTS_MICROMIPS                 << 
2579         bool                                     422         bool
                                                   >> 423         default y
2580                                                  424 
2581 config SYS_SUPPORTS_MIPS16                    !! 425 config SUN_LDOMS
2582         bool                                  !! 426         bool "Sun Logical Domains support"
                                                   >> 427         depends on SPARC64
2583         help                                     428         help
2584           This option must be set if a kernel !! 429           Say Y here is you want to support virtual devices via
2585           enabled CPU even if MIPS16 is not a !! 430           Logical Domains.
2586           words, it makes the kernel MIPS16-t << 
2587                                                  431 
2588 config CPU_SUPPORTS_MSA                       !! 432 config PCIC_PCI
2589         bool                                     433         bool
                                                   >> 434         depends on PCI && SPARC32 && !SPARC_LEON
                                                   >> 435         default y
2590                                                  436 
2591 config ARCH_FLATMEM_ENABLE                    !! 437 config LEON_PCI
2592         def_bool y                            << 
2593         depends on !NUMA && !CPU_LOONGSON2EF  << 
2594                                               << 
2595 config ARCH_SPARSEMEM_ENABLE                  << 
2596         bool                                     438         bool
2597                                               !! 439         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                                440         default y
2684         help                                  << 
2685           Enable hardware performance counter << 
2686           disabled, perf events will use soft << 
2687                                                  441 
2688 config DMI                                    !! 442 config SPARC_GRPCI1
2689         bool "Enable DMI scanning"            !! 443         bool "GRPCI Host Bridge Support"
2690         depends on MACH_LOONGSON64            !! 444         depends on LEON_PCI
2691         select DMI_SCAN_MACHINE_NON_EFI_FALLB << 
2692         default y                                445         default y
2693         help                                     446         help
2694           Enabled scanning of DMI to identify !! 447           Say Y here to include the GRPCI Host Bridge Driver. The GRPCI
2695           here unless you have verified that  !! 448           PCI host controller is typically found in GRLIB SPARC32/LEON
2696           affected by entries in the DMI blac !! 449           systems. The driver has one property (all_pci_errors) controlled
2697           BIOS code.                          !! 450           from the bootloader that makes the GRPCI to generate interrupts
2698                                               !! 451           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                                                  452 
2713           People using multiprocessor machine !! 453 config SPARC_GRPCI2
2714           Y to "Enhanced Real Time Clock Supp !! 454         bool "GRPCI2 Host Bridge Support"
2715                                               !! 455         depends on LEON_PCI
2716           See also the SMP-HOWTO available at !! 456         default y
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                                     457         help
2765           This allows you to specify the maxi !! 458           Say Y here to include the GRPCI2 Host Bridge Driver.
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                                               << 
2782 config MIPS_NR_CPU_NR_MAP                     << 
2783         int                                   << 
2784         depends on SMP                        << 
2785         default 1024 if MIPS_NR_CPU_NR_MAP_10 << 
2786         default NR_CPUS if !MIPS_NR_CPU_NR_MA << 
2787                                                  459 
2788 #                                             !! 460 config SUN_OPENPROMFS
2789 # Timer Interrupt Frequency Configuration     !! 461         tristate "Openprom tree appears in /proc/openprom"
2790 #                                             << 
2791                                               << 
2792 choice                                        << 
2793         prompt "Timer frequency"              << 
2794         default HZ_250                        << 
2795         help                                     462         help
2796           Allows the configuration of the tim !! 463           If you say Y, the OpenPROM device tree will be available as a
2797                                               !! 464           virtual file system, which you can mount to /proc/openprom by "mount
2798         config HZ_24                          !! 465           -t openpromfs none /proc/openprom".
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                                                  466 
2819         config HZ_1024                        !! 467           To compile the /proc/openprom support as a module, choose M here: the
2820                 bool "1024 HZ" if SYS_SUPPORT !! 468           module will be called openpromfs.
2821                                                  469 
2822 endchoice                                     !! 470           Only choose N if you know in advance that you will not need to modify
                                                   >> 471           OpenPROM settings on the running system.
2823                                                  472 
2824 config SYS_SUPPORTS_24HZ                      !! 473 # Makefile helpers
2825         bool                                  !! 474 config SPARC64_PCI
2826                                               << 
2827 config SYS_SUPPORTS_48HZ                      << 
2828         bool                                  << 
2829                                               << 
2830 config SYS_SUPPORTS_100HZ                     << 
2831         bool                                  << 
2832                                               << 
2833 config SYS_SUPPORTS_128HZ                     << 
2834         bool                                  << 
2835                                               << 
2836 config SYS_SUPPORTS_250HZ                     << 
2837         bool                                  << 
2838                                               << 
2839 config SYS_SUPPORTS_256HZ                     << 
2840         bool                                  << 
2841                                               << 
2842 config SYS_SUPPORTS_1000HZ                    << 
2843         bool                                  << 
2844                                               << 
2845 config SYS_SUPPORTS_1024HZ                    << 
2846         bool                                  << 
2847                                               << 
2848 config SYS_SUPPORTS_ARBIT_HZ                  << 
2849         bool                                  << 
2850         default y if !SYS_SUPPORTS_24HZ && \  << 
2851                      !SYS_SUPPORTS_48HZ && \  << 
2852                      !SYS_SUPPORTS_100HZ && \ << 
2853                      !SYS_SUPPORTS_128HZ && \ << 
2854                      !SYS_SUPPORTS_250HZ && \ << 
2855                      !SYS_SUPPORTS_256HZ && \ << 
2856                      !SYS_SUPPORTS_1000HZ &&  << 
2857                      !SYS_SUPPORTS_1024HZ     << 
2858                                               << 
2859 config HZ                                     << 
2860         int                                   << 
2861         default 24 if HZ_24                   << 
2862         default 48 if HZ_48                   << 
2863         default 100 if HZ_100                 << 
2864         default 128 if HZ_128                 << 
2865         default 250 if HZ_250                 << 
2866         default 256 if HZ_256                 << 
2867         default 1000 if HZ_1000               << 
2868         default 1024 if HZ_1024               << 
2869                                               << 
2870 config SCHED_HRTICK                           << 
2871         def_bool HIGH_RES_TIMERS              << 
2872                                               << 
2873 config ARCH_SUPPORTS_KEXEC                    << 
2874         def_bool y                            << 
2875                                               << 
2876 config ARCH_SUPPORTS_CRASH_DUMP               << 
2877         def_bool y                            << 
2878                                               << 
2879 config PHYSICAL_START                         << 
2880         hex "Physical address where the kerne << 
2881         default "0xffffffff84000000"          << 
2882         depends on CRASH_DUMP                 << 
2883         help                                  << 
2884           This gives the CKSEG0 or KSEG0 addr << 
2885           If you plan to use kernel for captu << 
2886           this value to start of the reserved << 
2887           specified in the "crashkernel=YM@XM << 
2888           passed to the panic-ed kernel).     << 
2889                                               << 
2890 config MIPS_O32_FP64_SUPPORT                  << 
2891         bool "Support for O32 binaries using  << 
2892         depends on 32BIT || MIPS32_O32        << 
2893         help                                  << 
2894           When this is enabled, the kernel wi << 
2895           point registers with binaries using << 
2896           EF_MIPS_FP64 ELF header flag (typic << 
2897           32-bit MIPS systems this support is << 
2898           size and complexity of the compiled << 
2899           running a MIPS32 system and know th << 
2900           will require 64-bit floating point, << 
2901           of your kernel & potentially improv << 
2902           saying N here.                      << 
2903                                               << 
2904           Although binutils currently support << 
2905           concerning its effect upon the O32  << 
2906           worked on. In order to avoid userla << 
2907           behaviour before the details have b << 
2908           be considered experimental and only << 
2909           said details.                       << 
2910                                               << 
2911           If unsure, say N.                   << 
2912                                               << 
2913 config USE_OF                                 << 
2914         bool                                  << 
2915         select OF                             << 
2916         select OF_EARLY_FLATTREE              << 
2917         select IRQ_DOMAIN                     << 
2918                                               << 
2919 config UHI_BOOT                               << 
2920         bool                                  << 
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                                     475         bool
2995         default y                                476         default y
                                                   >> 477         depends on SPARC64 && PCI
2996                                                  478 
2997 config STACKTRACE_SUPPORT                     !! 479 config SPARC64_PCI_MSI
2998         bool                                     480         bool
2999         default y                                481         default y
                                                   >> 482         depends on SPARC64_PCI && PCI_MSI
3000                                                  483 
3001 config PGTABLE_LEVELS                         << 
3002         int                                   << 
3003         default 4 if PAGE_SIZE_4KB && MIPS_VA << 
3004         default 3 if 64BIT && (!PAGE_SIZE_64K << 
3005         default 2                             << 
3006                                               << 
3007 config MIPS_AUTO_PFN_OFFSET                   << 
3008         bool                                  << 
3009                                               << 
3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC << 
3011                                               << 
3012 config PCI_DRIVERS_GENERIC                    << 
3013         select PCI_DOMAINS_GENERIC if PCI     << 
3014         bool                                  << 
3015                                               << 
3016 config PCI_DRIVERS_LEGACY                     << 
3017         def_bool !PCI_DRIVERS_GENERIC         << 
3018         select NO_GENERIC_PCI_IOPORT_MAP      << 
3019         select PCI_DOMAINS if PCI             << 
3020                                               << 
3021 #                                             << 
3022 # ISA support is now enabled via select.  Too << 
3023 # or other ISA chip on the board that users d << 
3024 # users to choose the right thing ...         << 
3025 #                                             << 
3026 config ISA                                    << 
3027         bool                                  << 
3028                                               << 
3029 config TC                                     << 
3030         bool "TURBOchannel support"           << 
3031         depends on MACH_DECSTATION            << 
3032         help                                  << 
3033           TURBOchannel is a DEC (now Compaq ( << 
3034           processors.  TURBOchannel programmi << 
3035           at:                                 << 
3036           <ftp://ftp.hp.com/pub/alphaserver/a << 
3037           and:                                << 
3038           <http://www.computer-refuge.org/cla << 
3039           Linux driver support status is docu << 
3040           <http://www.linux-mips.org/wiki/DEC << 
3041                                               << 
3042 config MMU                                    << 
3043         bool                                  << 
3044         default y                             << 
3045                                               << 
3046 config ARCH_MMAP_RND_BITS_MIN                 << 
3047         default 12 if 64BIT                   << 
3048         default 8                             << 
3049                                               << 
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                                          484 endmenu
3066                                                  485 
3067 config TRAD_SIGNALS                           << 
3068         bool                                  << 
3069                                               << 
3070 config MIPS32_COMPAT                          << 
3071         bool                                  << 
3072                                               << 
3073 config COMPAT                                    486 config COMPAT
3074         bool                                     487         bool
3075                                               !! 488         depends on SPARC64
3076 config MIPS32_O32                             !! 489         default y
3077         bool "Kernel support for o32 binaries !! 490         select HAVE_UID16
3078         depends on 64BIT                      << 
3079         select ARCH_WANT_OLD_COMPAT_IPC          491         select ARCH_WANT_OLD_COMPAT_IPC
3080         select COMPAT                         !! 492         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                                               << 
3101           If unsure, say N.                   << 
3102                                               << 
3103 config CC_HAS_MNO_BRANCH_LIKELY               << 
3104         def_bool y                            << 
3105         depends on $(cc-option,-mno-branch-li << 
3106                                               << 
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                                  << 
3127                                               << 
3128 menu "CPU Power Management"                   << 
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                                                  493 
3140 source "arch/mips/vdso/Kconfig"               !! 494 source "drivers/sbus/char/Kconfig"
                                                      

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

sflogo.php