1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0 2 config MIPS 2 config MIPS 3 bool 3 bool 4 default y 4 default y 5 select ARCH_32BIT_OFF_T if !64BIT << 6 select ARCH_BINFMT_ELF_STATE if MIPS_F 5 select ARCH_BINFMT_ELF_STATE if MIPS_FP_SUPPORT 7 select ARCH_HAS_CPU_CACHE_ALIASING !! 6 select ARCH_CLOCKSOURCE_DATA 8 select ARCH_HAS_CPU_FINALIZE_INIT !! 7 select ARCH_DISCARD_MEMBLOCK 9 select ARCH_HAS_CURRENT_STACK_POINTER !! 8 select ARCH_HAS_ELF_RANDOMIZE 10 select ARCH_HAS_DEBUG_VIRTUAL if !64BI << 11 select ARCH_HAS_DMA_OPS if MACH_JAZZ << 12 select ARCH_HAS_FORTIFY_SOURCE << 13 select ARCH_HAS_KCOV << 14 select ARCH_HAS_NON_OVERLAPPING_ADDRES << 15 select ARCH_HAS_PTE_SPECIAL if !(32BIT << 16 select ARCH_HAS_STRNCPY_FROM_USER << 17 select ARCH_HAS_STRNLEN_USER << 18 select ARCH_HAS_TICK_BROADCAST if GENE 9 select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST 19 select ARCH_HAS_UBSAN !! 10 select ARCH_HAS_UBSAN_SANITIZE_ALL 20 select ARCH_HAS_GCOV_PROFILE_ALL !! 11 select ARCH_SUPPORTS_UPROBES 21 select ARCH_KEEP_MEMBLOCK << 22 select ARCH_USE_BUILTIN_BSWAP 12 select ARCH_USE_BUILTIN_BSWAP 23 select ARCH_USE_CMPXCHG_LOCKREF if 64B 13 select ARCH_USE_CMPXCHG_LOCKREF if 64BIT 24 select ARCH_USE_MEMTEST << 25 select ARCH_USE_QUEUED_RWLOCKS 14 select ARCH_USE_QUEUED_RWLOCKS 26 select ARCH_USE_QUEUED_SPINLOCKS 15 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 16 select ARCH_WANT_IPC_PARSE_VERSION 30 select ARCH_WANT_LD_ORPHAN_WARN !! 17 select BUILDTIME_EXTABLE_SORT 31 select BUILDTIME_TABLE_SORT << 32 select CLONE_BACKWARDS 18 select CLONE_BACKWARDS 33 select CPU_NO_EFFICIENT_FFS if (TARGET 19 select CPU_NO_EFFICIENT_FFS if (TARGET_ISA_REV < 1) 34 select CPU_PM if CPU_IDLE || SUSPEND !! 20 select CPU_PM if CPU_IDLE 35 select GENERIC_ATOMIC64 if !64BIT 21 select GENERIC_ATOMIC64 if !64BIT >> 22 select GENERIC_CLOCKEVENTS 36 select GENERIC_CMOS_UPDATE 23 select GENERIC_CMOS_UPDATE 37 select GENERIC_CPU_AUTOPROBE 24 select GENERIC_CPU_AUTOPROBE 38 select GENERIC_GETTIMEOFDAY << 39 select GENERIC_IOMAP 25 select GENERIC_IOMAP 40 select GENERIC_IRQ_PROBE 26 select GENERIC_IRQ_PROBE 41 select GENERIC_IRQ_SHOW 27 select GENERIC_IRQ_SHOW 42 select GENERIC_ISA_DMA if EISA 28 select GENERIC_ISA_DMA if EISA 43 select GENERIC_LIB_ASHLDI3 29 select GENERIC_LIB_ASHLDI3 44 select GENERIC_LIB_ASHRDI3 30 select GENERIC_LIB_ASHRDI3 45 select GENERIC_LIB_CMPDI2 31 select GENERIC_LIB_CMPDI2 46 select GENERIC_LIB_LSHRDI3 32 select GENERIC_LIB_LSHRDI3 47 select GENERIC_LIB_UCMPDI2 33 select GENERIC_LIB_UCMPDI2 48 select GENERIC_SCHED_CLOCK if !CAVIUM_ 34 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC 49 select GENERIC_SMP_IDLE_THREAD 35 select GENERIC_SMP_IDLE_THREAD 50 select GENERIC_IDLE_POLL_SETUP << 51 select GENERIC_TIME_VSYSCALL 36 select GENERIC_TIME_VSYSCALL 52 select GUP_GET_PXX_LOW_HIGH if CPU_MIP !! 37 select HANDLE_DOMAIN_IRQ 53 select HAS_IOPORT if !NO_IOPORT_MAP || << 54 select HAVE_ARCH_COMPILER_H 38 select HAVE_ARCH_COMPILER_H 55 select HAVE_ARCH_JUMP_LABEL 39 select HAVE_ARCH_JUMP_LABEL 56 select HAVE_ARCH_KGDB if MIPS_FP_SUPPO !! 40 select HAVE_ARCH_KGDB 57 select HAVE_ARCH_MMAP_RND_BITS if MMU 41 select HAVE_ARCH_MMAP_RND_BITS if MMU 58 select HAVE_ARCH_MMAP_RND_COMPAT_BITS 42 select HAVE_ARCH_MMAP_RND_COMPAT_BITS if MMU && COMPAT 59 select HAVE_ARCH_SECCOMP_FILTER 43 select HAVE_ARCH_SECCOMP_FILTER 60 select HAVE_ARCH_TRACEHOOK 44 select HAVE_ARCH_TRACEHOOK 61 select HAVE_ARCH_TRANSPARENT_HUGEPAGE !! 45 select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT 62 select HAVE_ASM_MODVERSIONS !! 46 select HAVE_CBPF_JIT if (!64BIT && !CPU_MICROMIPS) 63 select HAVE_CONTEXT_TRACKING_USER !! 47 select HAVE_EBPF_JIT if (64BIT && !CPU_MICROMIPS) 64 select HAVE_TIF_NOHZ !! 48 select HAVE_CONTEXT_TRACKING >> 49 select HAVE_COPY_THREAD_TLS 65 select HAVE_C_RECORDMCOUNT 50 select HAVE_C_RECORDMCOUNT 66 select HAVE_DEBUG_KMEMLEAK 51 select HAVE_DEBUG_KMEMLEAK 67 select HAVE_DEBUG_STACKOVERFLOW 52 select HAVE_DEBUG_STACKOVERFLOW 68 select HAVE_DMA_CONTIGUOUS 53 select HAVE_DMA_CONTIGUOUS 69 select HAVE_DYNAMIC_FTRACE 54 select HAVE_DYNAMIC_FTRACE 70 select HAVE_EBPF_JIT if !CPU_MICROMIPS << 71 select HAVE_EXIT_THREAD 55 select HAVE_EXIT_THREAD 72 select HAVE_GUP_FAST << 73 select HAVE_FTRACE_MCOUNT_RECORD 56 select HAVE_FTRACE_MCOUNT_RECORD 74 select HAVE_FUNCTION_GRAPH_TRACER 57 select HAVE_FUNCTION_GRAPH_TRACER 75 select HAVE_FUNCTION_TRACER 58 select HAVE_FUNCTION_TRACER 76 select HAVE_GCC_PLUGINS !! 59 select HAVE_GENERIC_DMA_COHERENT 77 select HAVE_GENERIC_VDSO !! 60 select HAVE_IDE 78 select HAVE_IOREMAP_PROT 61 select HAVE_IOREMAP_PROT 79 select HAVE_IRQ_EXIT_ON_IRQ_STACK 62 select HAVE_IRQ_EXIT_ON_IRQ_STACK 80 select HAVE_IRQ_TIME_ACCOUNTING 63 select HAVE_IRQ_TIME_ACCOUNTING 81 select HAVE_KPROBES 64 select HAVE_KPROBES 82 select HAVE_KRETPROBES 65 select HAVE_KRETPROBES 83 select HAVE_LD_DEAD_CODE_DATA_ELIMINAT 66 select HAVE_LD_DEAD_CODE_DATA_ELIMINATION >> 67 select HAVE_MEMBLOCK_NODE_MAP 84 select HAVE_MOD_ARCH_SPECIFIC 68 select HAVE_MOD_ARCH_SPECIFIC 85 select HAVE_NMI 69 select HAVE_NMI 86 select HAVE_PAGE_SIZE_4KB if !CPU_LOON !! 70 select HAVE_OPROFILE 87 select HAVE_PAGE_SIZE_16KB if !CPU_R30 << 88 select HAVE_PAGE_SIZE_64KB if !CPU_R30 << 89 select HAVE_PERF_EVENTS 71 select HAVE_PERF_EVENTS 90 select HAVE_PERF_REGS << 91 select HAVE_PERF_USER_STACK_DUMP << 92 select HAVE_REGS_AND_STACK_ACCESS_API 72 select HAVE_REGS_AND_STACK_ACCESS_API 93 select HAVE_RSEQ 73 select HAVE_RSEQ 94 select HAVE_SPARSE_SYSCALL_NR << 95 select HAVE_STACKPROTECTOR 74 select HAVE_STACKPROTECTOR 96 select HAVE_SYSCALL_TRACEPOINTS 75 select HAVE_SYSCALL_TRACEPOINTS 97 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 76 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP 98 select IRQ_FORCED_THREADING 77 select IRQ_FORCED_THREADING 99 select ISA if EISA 78 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 79 select MODULES_USE_ELF_RELA if MODULES && 64BIT >> 80 select MODULES_USE_ELF_REL if MODULES 103 select PERF_USE_VMALLOC 81 select PERF_USE_VMALLOC 104 select PCI_MSI_ARCH_FALLBACKS if PCI_M << 105 select RTC_LIB 82 select RTC_LIB 106 select SYSCTL_EXCEPTION_TRACE 83 select SYSCTL_EXCEPTION_TRACE 107 select TRACE_IRQFLAGS_SUPPORT !! 84 select VIRT_TO_BUS 108 select ARCH_HAS_ELFCORE_COMPAT << 109 select HAVE_ARCH_KCSAN if 64BIT << 110 << 111 config MIPS_FIXUP_BIGPHYS_ADDR << 112 bool << 113 << 114 config MIPS_GENERIC << 115 bool << 116 << 117 config MACH_GENERIC_CORE << 118 bool << 119 << 120 config MACH_INGENIC << 121 bool << 122 select SYS_SUPPORTS_32BIT_KERNEL << 123 select SYS_SUPPORTS_LITTLE_ENDIAN << 124 select SYS_SUPPORTS_ZBOOT << 125 select DMA_NONCOHERENT << 126 select IRQ_MIPS_CPU << 127 select PINCTRL << 128 select GPIOLIB << 129 select COMMON_CLK << 130 select GENERIC_IRQ_CHIP << 131 select BUILTIN_DTB if MIPS_NO_APPENDED << 132 select USE_OF << 133 select CPU_SUPPORTS_CPUFREQ << 134 select MIPS_EXTERNAL_TIMER << 135 85 136 menu "Machine selection" 86 menu "Machine selection" 137 87 138 choice 88 choice 139 prompt "System type" 89 prompt "System type" 140 default MIPS_GENERIC_KERNEL !! 90 default MIPS_GENERIC 141 91 142 config MIPS_GENERIC_KERNEL !! 92 config MIPS_GENERIC 143 bool "Generic board-agnostic MIPS kern 93 bool "Generic board-agnostic MIPS kernel" 144 select MIPS_GENERIC << 145 select BOOT_RAW 94 select BOOT_RAW 146 select BUILTIN_DTB 95 select BUILTIN_DTB 147 select CEVT_R4K 96 select CEVT_R4K 148 select CLKSRC_MIPS_GIC 97 select CLKSRC_MIPS_GIC 149 select COMMON_CLK 98 select COMMON_CLK 150 select CPU_MIPSR2_IRQ_EI << 151 select CPU_MIPSR2_IRQ_VI 99 select CPU_MIPSR2_IRQ_VI >> 100 select CPU_MIPSR2_IRQ_EI 152 select CSRC_R4K 101 select CSRC_R4K 153 select DMA_NONCOHERENT !! 102 select DMA_PERDEV_COHERENT 154 select HAVE_PCI 103 select HAVE_PCI 155 select IRQ_MIPS_CPU 104 select IRQ_MIPS_CPU 156 select MACH_GENERIC_CORE !! 105 select LIBFDT 157 select MIPS_AUTO_PFN_OFFSET 106 select MIPS_AUTO_PFN_OFFSET 158 select MIPS_CPU_SCACHE 107 select MIPS_CPU_SCACHE 159 select MIPS_GIC 108 select MIPS_GIC 160 select MIPS_L1_CACHE_SHIFT_7 109 select MIPS_L1_CACHE_SHIFT_7 161 select NO_EXCEPT_FILL 110 select NO_EXCEPT_FILL 162 select PCI_DRIVERS_GENERIC 111 select PCI_DRIVERS_GENERIC >> 112 select PINCTRL 163 select SMP_UP if SMP 113 select SMP_UP if SMP 164 select SWAP_IO_SPACE 114 select SWAP_IO_SPACE 165 select SYS_HAS_CPU_MIPS32_R1 115 select SYS_HAS_CPU_MIPS32_R1 166 select SYS_HAS_CPU_MIPS32_R2 116 select SYS_HAS_CPU_MIPS32_R2 167 select SYS_HAS_CPU_MIPS32_R5 << 168 select SYS_HAS_CPU_MIPS32_R6 117 select SYS_HAS_CPU_MIPS32_R6 169 select SYS_HAS_CPU_MIPS64_R1 118 select SYS_HAS_CPU_MIPS64_R1 170 select SYS_HAS_CPU_MIPS64_R2 119 select SYS_HAS_CPU_MIPS64_R2 171 select SYS_HAS_CPU_MIPS64_R5 << 172 select SYS_HAS_CPU_MIPS64_R6 120 select SYS_HAS_CPU_MIPS64_R6 173 select SYS_SUPPORTS_32BIT_KERNEL 121 select SYS_SUPPORTS_32BIT_KERNEL 174 select SYS_SUPPORTS_64BIT_KERNEL 122 select SYS_SUPPORTS_64BIT_KERNEL 175 select SYS_SUPPORTS_BIG_ENDIAN 123 select SYS_SUPPORTS_BIG_ENDIAN 176 select SYS_SUPPORTS_HIGHMEM 124 select SYS_SUPPORTS_HIGHMEM 177 select SYS_SUPPORTS_LITTLE_ENDIAN 125 select SYS_SUPPORTS_LITTLE_ENDIAN 178 select SYS_SUPPORTS_MICROMIPS 126 select SYS_SUPPORTS_MICROMIPS 179 select SYS_SUPPORTS_MIPS16 << 180 select SYS_SUPPORTS_MIPS_CPS 127 select SYS_SUPPORTS_MIPS_CPS >> 128 select SYS_SUPPORTS_MIPS16 181 select SYS_SUPPORTS_MULTITHREADING 129 select SYS_SUPPORTS_MULTITHREADING 182 select SYS_SUPPORTS_RELOCATABLE 130 select SYS_SUPPORTS_RELOCATABLE 183 select SYS_SUPPORTS_SMARTMIPS 131 select SYS_SUPPORTS_SMARTMIPS 184 select SYS_SUPPORTS_ZBOOT << 185 select UHI_BOOT << 186 select USB_EHCI_BIG_ENDIAN_DESC if CPU 132 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN 187 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 133 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 188 select USB_OHCI_BIG_ENDIAN_DESC if CPU 134 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN 189 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 135 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 190 select USB_UHCI_BIG_ENDIAN_DESC if CPU 136 select USB_UHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN 191 select USB_UHCI_BIG_ENDIAN_MMIO if CPU 137 select USB_UHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 192 select USE_OF 138 select USE_OF >> 139 select UHI_BOOT 193 help 140 help 194 Select this to build a kernel which 141 Select this to build a kernel which aims to support multiple boards, 195 generally using a flattened device t 142 generally using a flattened device tree passed from the bootloader 196 using the boot protocol defined in t 143 using the boot protocol defined in the UHI (Unified Hosting 197 Interface) specification. 144 Interface) specification. 198 145 199 config MIPS_ALCHEMY 146 config MIPS_ALCHEMY 200 bool "Alchemy processor based machines 147 bool "Alchemy processor based machines" 201 select PHYS_ADDR_T_64BIT 148 select PHYS_ADDR_T_64BIT 202 select CEVT_R4K 149 select CEVT_R4K 203 select CSRC_R4K 150 select CSRC_R4K 204 select IRQ_MIPS_CPU 151 select IRQ_MIPS_CPU 205 select DMA_NONCOHERENT # Au10 !! 152 select DMA_MAYBE_COHERENT # Au1000,1500,1100 aren't, rest is 206 select MIPS_FIXUP_BIGPHYS_ADDR if PCI << 207 select SYS_HAS_CPU_MIPS32_R1 153 select SYS_HAS_CPU_MIPS32_R1 208 select SYS_SUPPORTS_32BIT_KERNEL 154 select SYS_SUPPORTS_32BIT_KERNEL 209 select SYS_SUPPORTS_APM_EMULATION 155 select SYS_SUPPORTS_APM_EMULATION 210 select GPIOLIB 156 select GPIOLIB 211 select SYS_SUPPORTS_ZBOOT 157 select SYS_SUPPORTS_ZBOOT 212 select COMMON_CLK 158 select COMMON_CLK 213 159 >> 160 config AR7 >> 161 bool "Texas Instruments AR7" >> 162 select BOOT_ELF32 >> 163 select DMA_NONCOHERENT >> 164 select CEVT_R4K >> 165 select CSRC_R4K >> 166 select IRQ_MIPS_CPU >> 167 select NO_EXCEPT_FILL >> 168 select SWAP_IO_SPACE >> 169 select SYS_HAS_CPU_MIPS32_R1 >> 170 select SYS_HAS_EARLY_PRINTK >> 171 select SYS_SUPPORTS_32BIT_KERNEL >> 172 select SYS_SUPPORTS_LITTLE_ENDIAN >> 173 select SYS_SUPPORTS_MIPS16 >> 174 select SYS_SUPPORTS_ZBOOT_UART16550 >> 175 select GPIOLIB >> 176 select VLYNQ >> 177 select HAVE_CLK >> 178 help >> 179 Support for the Texas Instruments AR7 System-on-a-Chip >> 180 family: TNETD7100, 7200 and 7300. >> 181 214 config ATH25 182 config ATH25 215 bool "Atheros AR231x/AR531x SoC suppor 183 bool "Atheros AR231x/AR531x SoC support" 216 select CEVT_R4K 184 select CEVT_R4K 217 select CSRC_R4K 185 select CSRC_R4K 218 select DMA_NONCOHERENT 186 select DMA_NONCOHERENT 219 select IRQ_MIPS_CPU 187 select IRQ_MIPS_CPU 220 select IRQ_DOMAIN 188 select IRQ_DOMAIN 221 select SYS_HAS_CPU_MIPS32_R1 189 select SYS_HAS_CPU_MIPS32_R1 222 select SYS_SUPPORTS_BIG_ENDIAN 190 select SYS_SUPPORTS_BIG_ENDIAN 223 select SYS_SUPPORTS_32BIT_KERNEL 191 select SYS_SUPPORTS_32BIT_KERNEL 224 select SYS_HAS_EARLY_PRINTK 192 select SYS_HAS_EARLY_PRINTK 225 help 193 help 226 Support for Atheros AR231x and Ather 194 Support for Atheros AR231x and Atheros AR531x based boards 227 195 228 config ATH79 196 config ATH79 229 bool "Atheros AR71XX/AR724X/AR913X bas 197 bool "Atheros AR71XX/AR724X/AR913X based boards" 230 select ARCH_HAS_RESET_CONTROLLER 198 select ARCH_HAS_RESET_CONTROLLER 231 select BOOT_RAW 199 select BOOT_RAW 232 select CEVT_R4K 200 select CEVT_R4K 233 select CSRC_R4K 201 select CSRC_R4K 234 select DMA_NONCOHERENT 202 select DMA_NONCOHERENT 235 select GPIOLIB 203 select GPIOLIB 236 select PINCTRL 204 select PINCTRL >> 205 select HAVE_CLK 237 select COMMON_CLK 206 select COMMON_CLK >> 207 select CLKDEV_LOOKUP 238 select IRQ_MIPS_CPU 208 select IRQ_MIPS_CPU >> 209 select MIPS_MACHINE 239 select SYS_HAS_CPU_MIPS32_R2 210 select SYS_HAS_CPU_MIPS32_R2 240 select SYS_HAS_EARLY_PRINTK 211 select SYS_HAS_EARLY_PRINTK 241 select SYS_SUPPORTS_32BIT_KERNEL 212 select SYS_SUPPORTS_32BIT_KERNEL 242 select SYS_SUPPORTS_BIG_ENDIAN 213 select SYS_SUPPORTS_BIG_ENDIAN 243 select SYS_SUPPORTS_MIPS16 214 select SYS_SUPPORTS_MIPS16 244 select SYS_SUPPORTS_ZBOOT_UART_PROM 215 select SYS_SUPPORTS_ZBOOT_UART_PROM 245 select USE_OF 216 select USE_OF 246 select USB_EHCI_ROOT_HUB_TT if USB_EHC 217 select USB_EHCI_ROOT_HUB_TT if USB_EHCI_HCD_PLATFORM 247 help 218 help 248 Support for the Atheros AR71XX/AR724 219 Support for the Atheros AR71XX/AR724X/AR913X SoCs. 249 220 250 config BMIPS_GENERIC 221 config BMIPS_GENERIC 251 bool "Broadcom Generic BMIPS kernel" 222 bool "Broadcom Generic BMIPS kernel" 252 select ARCH_HAS_RESET_CONTROLLER << 253 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL 223 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL >> 224 select ARCH_HAS_PHYS_TO_DMA 254 select BOOT_RAW 225 select BOOT_RAW 255 select NO_EXCEPT_FILL 226 select NO_EXCEPT_FILL 256 select USE_OF 227 select USE_OF 257 select CEVT_R4K 228 select CEVT_R4K 258 select CSRC_R4K 229 select CSRC_R4K 259 select SYNC_R4K 230 select SYNC_R4K 260 select COMMON_CLK 231 select COMMON_CLK 261 select BCM6345_L1_IRQ 232 select BCM6345_L1_IRQ 262 select BCM7038_L1_IRQ 233 select BCM7038_L1_IRQ 263 select BCM7120_L2_IRQ 234 select BCM7120_L2_IRQ 264 select BRCMSTB_L2_IRQ 235 select BRCMSTB_L2_IRQ 265 select IRQ_MIPS_CPU 236 select IRQ_MIPS_CPU 266 select DMA_NONCOHERENT 237 select DMA_NONCOHERENT 267 select SYS_SUPPORTS_32BIT_KERNEL 238 select SYS_SUPPORTS_32BIT_KERNEL 268 select SYS_SUPPORTS_LITTLE_ENDIAN 239 select SYS_SUPPORTS_LITTLE_ENDIAN 269 select SYS_SUPPORTS_BIG_ENDIAN 240 select SYS_SUPPORTS_BIG_ENDIAN 270 select SYS_SUPPORTS_HIGHMEM 241 select SYS_SUPPORTS_HIGHMEM 271 select SYS_HAS_CPU_BMIPS32_3300 242 select SYS_HAS_CPU_BMIPS32_3300 272 select SYS_HAS_CPU_BMIPS4350 243 select SYS_HAS_CPU_BMIPS4350 273 select SYS_HAS_CPU_BMIPS4380 244 select SYS_HAS_CPU_BMIPS4380 274 select SYS_HAS_CPU_BMIPS5000 245 select SYS_HAS_CPU_BMIPS5000 275 select SWAP_IO_SPACE 246 select SWAP_IO_SPACE 276 select USB_EHCI_BIG_ENDIAN_DESC if CPU 247 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN 277 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 248 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 278 select USB_OHCI_BIG_ENDIAN_DESC if CPU 249 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN 279 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 250 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 280 select HARDIRQS_SW_RESEND 251 select HARDIRQS_SW_RESEND 281 select HAVE_PCI << 282 select PCI_DRIVERS_GENERIC << 283 select FW_CFE << 284 help 252 help 285 Build a generic DT-based kernel imag 253 Build a generic DT-based kernel image that boots on select 286 BCM33xx cable modem chips, BCM63xx D 254 BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top 287 box chips. Note that CONFIG_CPU_BIG 255 box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN 288 must be set appropriately for your b 256 must be set appropriately for your board. 289 257 290 config BCM47XX 258 config BCM47XX 291 bool "Broadcom BCM47XX based boards" 259 bool "Broadcom BCM47XX based boards" 292 select BOOT_RAW 260 select BOOT_RAW 293 select CEVT_R4K 261 select CEVT_R4K 294 select CSRC_R4K 262 select CSRC_R4K 295 select DMA_NONCOHERENT 263 select DMA_NONCOHERENT 296 select HAVE_PCI 264 select HAVE_PCI 297 select IRQ_MIPS_CPU 265 select IRQ_MIPS_CPU 298 select SYS_HAS_CPU_MIPS32_R1 266 select SYS_HAS_CPU_MIPS32_R1 299 select NO_EXCEPT_FILL 267 select NO_EXCEPT_FILL 300 select SYS_SUPPORTS_32BIT_KERNEL 268 select SYS_SUPPORTS_32BIT_KERNEL 301 select SYS_SUPPORTS_LITTLE_ENDIAN 269 select SYS_SUPPORTS_LITTLE_ENDIAN 302 select SYS_SUPPORTS_MIPS16 270 select SYS_SUPPORTS_MIPS16 303 select SYS_SUPPORTS_ZBOOT 271 select SYS_SUPPORTS_ZBOOT 304 select SYS_HAS_EARLY_PRINTK 272 select SYS_HAS_EARLY_PRINTK 305 select USE_GENERIC_EARLY_PRINTK_8250 273 select USE_GENERIC_EARLY_PRINTK_8250 306 select GPIOLIB 274 select GPIOLIB 307 select LEDS_GPIO_REGISTER 275 select LEDS_GPIO_REGISTER 308 select BCM47XX_NVRAM 276 select BCM47XX_NVRAM 309 select BCM47XX_SPROM 277 select BCM47XX_SPROM 310 select BCM47XX_SSB if !BCM47XX_BCMA 278 select BCM47XX_SSB if !BCM47XX_BCMA 311 help 279 help 312 Support for BCM47XX based boards !! 280 Support for BCM47XX based boards 313 281 314 config BCM63XX 282 config BCM63XX 315 bool "Broadcom BCM63XX based boards" 283 bool "Broadcom BCM63XX based boards" 316 select BOOT_RAW 284 select BOOT_RAW 317 select CEVT_R4K 285 select CEVT_R4K 318 select CSRC_R4K 286 select CSRC_R4K 319 select SYNC_R4K 287 select SYNC_R4K 320 select DMA_NONCOHERENT 288 select DMA_NONCOHERENT 321 select IRQ_MIPS_CPU 289 select IRQ_MIPS_CPU 322 select SYS_SUPPORTS_32BIT_KERNEL 290 select SYS_SUPPORTS_32BIT_KERNEL 323 select SYS_SUPPORTS_BIG_ENDIAN 291 select SYS_SUPPORTS_BIG_ENDIAN 324 select SYS_HAS_EARLY_PRINTK 292 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 293 select SWAP_IO_SPACE 329 select GPIOLIB 294 select GPIOLIB >> 295 select HAVE_CLK 330 select MIPS_L1_CACHE_SHIFT_4 296 select MIPS_L1_CACHE_SHIFT_4 331 select HAVE_LEGACY_CLK !! 297 select CLKDEV_LOOKUP 332 help 298 help 333 Support for BCM63XX based boards !! 299 Support for BCM63XX based boards 334 300 335 config MIPS_COBALT 301 config MIPS_COBALT 336 bool "Cobalt Server" 302 bool "Cobalt Server" 337 select CEVT_R4K 303 select CEVT_R4K 338 select CSRC_R4K 304 select CSRC_R4K 339 select CEVT_GT641XX 305 select CEVT_GT641XX 340 select DMA_NONCOHERENT 306 select DMA_NONCOHERENT 341 select FORCE_PCI 307 select FORCE_PCI 342 select I8253 308 select I8253 343 select I8259 309 select I8259 344 select IRQ_MIPS_CPU 310 select IRQ_MIPS_CPU 345 select IRQ_GT641XX 311 select IRQ_GT641XX 346 select PCI_GT64XXX_PCI0 312 select PCI_GT64XXX_PCI0 347 select SYS_HAS_CPU_NEVADA 313 select SYS_HAS_CPU_NEVADA 348 select SYS_HAS_EARLY_PRINTK 314 select SYS_HAS_EARLY_PRINTK 349 select SYS_SUPPORTS_32BIT_KERNEL 315 select SYS_SUPPORTS_32BIT_KERNEL 350 select SYS_SUPPORTS_64BIT_KERNEL 316 select SYS_SUPPORTS_64BIT_KERNEL 351 select SYS_SUPPORTS_LITTLE_ENDIAN 317 select SYS_SUPPORTS_LITTLE_ENDIAN 352 select USE_GENERIC_EARLY_PRINTK_8250 318 select USE_GENERIC_EARLY_PRINTK_8250 353 319 354 config MACH_DECSTATION 320 config MACH_DECSTATION 355 bool "DECstations" 321 bool "DECstations" 356 select BOOT_ELF32 322 select BOOT_ELF32 357 select CEVT_DS1287 323 select CEVT_DS1287 358 select CEVT_R4K if CPU_R4X00 324 select CEVT_R4K if CPU_R4X00 359 select CSRC_IOASIC 325 select CSRC_IOASIC 360 select CSRC_R4K if CPU_R4X00 326 select CSRC_R4K if CPU_R4X00 361 select CPU_DADDI_WORKAROUNDS if 64BIT 327 select CPU_DADDI_WORKAROUNDS if 64BIT 362 select CPU_R4000_WORKAROUNDS if 64BIT 328 select CPU_R4000_WORKAROUNDS if 64BIT 363 select CPU_R4400_WORKAROUNDS if 64BIT 329 select CPU_R4400_WORKAROUNDS if 64BIT 364 select DMA_NONCOHERENT 330 select DMA_NONCOHERENT 365 select NO_IOPORT_MAP 331 select NO_IOPORT_MAP 366 select IRQ_MIPS_CPU 332 select IRQ_MIPS_CPU 367 select SYS_HAS_CPU_R3000 333 select SYS_HAS_CPU_R3000 368 select SYS_HAS_CPU_R4X00 334 select SYS_HAS_CPU_R4X00 369 select SYS_SUPPORTS_32BIT_KERNEL 335 select SYS_SUPPORTS_32BIT_KERNEL 370 select SYS_SUPPORTS_64BIT_KERNEL 336 select SYS_SUPPORTS_64BIT_KERNEL 371 select SYS_SUPPORTS_LITTLE_ENDIAN 337 select SYS_SUPPORTS_LITTLE_ENDIAN 372 select SYS_SUPPORTS_128HZ 338 select SYS_SUPPORTS_128HZ 373 select SYS_SUPPORTS_256HZ 339 select SYS_SUPPORTS_256HZ 374 select SYS_SUPPORTS_1024HZ 340 select SYS_SUPPORTS_1024HZ 375 select MIPS_L1_CACHE_SHIFT_4 341 select MIPS_L1_CACHE_SHIFT_4 376 help 342 help 377 This enables support for DEC's MIPS 343 This enables support for DEC's MIPS based workstations. For details 378 see the Linux/MIPS FAQ on <http://ww 344 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the 379 DECstation porting pages on <http:// 345 DECstation porting pages on <http://decstation.unix-ag.org/>. 380 346 381 If you have one of the following DEC 347 If you have one of the following DECstation Models you definitely 382 want to choose R4xx0 for the CPU Typ 348 want to choose R4xx0 for the CPU Type: 383 349 384 DECstation 5000/50 350 DECstation 5000/50 385 DECstation 5000/150 351 DECstation 5000/150 386 DECstation 5000/260 352 DECstation 5000/260 387 DECsystem 5900/260 353 DECsystem 5900/260 388 354 389 otherwise choose R3000. 355 otherwise choose R3000. 390 356 391 config MACH_JAZZ 357 config MACH_JAZZ 392 bool "Jazz family of machines" 358 bool "Jazz family of machines" 393 select ARC_MEMORY << 394 select ARC_PROMLIB << 395 select ARCH_MIGHT_HAVE_PC_PARPORT 359 select ARCH_MIGHT_HAVE_PC_PARPORT 396 select ARCH_MIGHT_HAVE_PC_SERIO 360 select ARCH_MIGHT_HAVE_PC_SERIO 397 select FW_ARC 361 select FW_ARC 398 select FW_ARC32 362 select FW_ARC32 399 select ARCH_MAY_HAVE_PC_FDC 363 select ARCH_MAY_HAVE_PC_FDC 400 select CEVT_R4K 364 select CEVT_R4K 401 select CSRC_R4K 365 select CSRC_R4K 402 select DEFAULT_SGI_PARTITION if CPU_BI 366 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 403 select GENERIC_ISA_DMA 367 select GENERIC_ISA_DMA 404 select HAVE_PCSPKR_PLATFORM 368 select HAVE_PCSPKR_PLATFORM 405 select IRQ_MIPS_CPU 369 select IRQ_MIPS_CPU 406 select I8253 370 select I8253 407 select I8259 371 select I8259 408 select ISA 372 select ISA 409 select SYS_HAS_CPU_R4X00 373 select SYS_HAS_CPU_R4X00 410 select SYS_SUPPORTS_32BIT_KERNEL 374 select SYS_SUPPORTS_32BIT_KERNEL 411 select SYS_SUPPORTS_64BIT_KERNEL 375 select SYS_SUPPORTS_64BIT_KERNEL 412 select SYS_SUPPORTS_100HZ 376 select SYS_SUPPORTS_100HZ 413 select SYS_SUPPORTS_LITTLE_ENDIAN << 414 help 377 help 415 This a family of machines based on t !! 378 This a family of machines based on the MIPS R4030 chipset which was 416 used by several vendors to build RIS !! 379 used by several vendors to build RISC/os and Windows NT workstations. 417 Members include the Acer PICA, MIPS !! 380 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and 418 Olivetti M700-10 workstations. !! 381 Olivetti M700-10 workstations. 419 382 420 config MACH_INGENIC_SOC !! 383 config MACH_INGENIC 421 bool "Ingenic SoC based machines" 384 bool "Ingenic SoC based machines" 422 select MIPS_GENERIC !! 385 select SYS_SUPPORTS_32BIT_KERNEL 423 select MACH_INGENIC !! 386 select SYS_SUPPORTS_LITTLE_ENDIAN 424 select MACH_GENERIC_CORE << 425 select SYS_SUPPORTS_ZBOOT_UART16550 387 select SYS_SUPPORTS_ZBOOT_UART16550 426 select CPU_SUPPORTS_CPUFREQ !! 388 select DMA_NONCOHERENT 427 select MIPS_EXTERNAL_TIMER !! 389 select IRQ_MIPS_CPU >> 390 select PINCTRL >> 391 select GPIOLIB >> 392 select COMMON_CLK >> 393 select GENERIC_IRQ_CHIP >> 394 select BUILTIN_DTB >> 395 select USE_OF >> 396 select LIBFDT 428 397 429 config LANTIQ 398 config LANTIQ 430 bool "Lantiq based platforms" 399 bool "Lantiq based platforms" 431 select DMA_NONCOHERENT 400 select DMA_NONCOHERENT 432 select IRQ_MIPS_CPU 401 select IRQ_MIPS_CPU 433 select CEVT_R4K 402 select CEVT_R4K 434 select CSRC_R4K 403 select CSRC_R4K 435 select NO_EXCEPT_FILL << 436 select SYS_HAS_CPU_MIPS32_R1 404 select SYS_HAS_CPU_MIPS32_R1 437 select SYS_HAS_CPU_MIPS32_R2 405 select SYS_HAS_CPU_MIPS32_R2 438 select SYS_SUPPORTS_BIG_ENDIAN 406 select SYS_SUPPORTS_BIG_ENDIAN 439 select SYS_SUPPORTS_32BIT_KERNEL 407 select SYS_SUPPORTS_32BIT_KERNEL 440 select SYS_SUPPORTS_MIPS16 408 select SYS_SUPPORTS_MIPS16 441 select SYS_SUPPORTS_MULTITHREADING 409 select SYS_SUPPORTS_MULTITHREADING 442 select SYS_SUPPORTS_VPE_LOADER 410 select SYS_SUPPORTS_VPE_LOADER 443 select SYS_HAS_EARLY_PRINTK 411 select SYS_HAS_EARLY_PRINTK 444 select GPIOLIB 412 select GPIOLIB 445 select SWAP_IO_SPACE 413 select SWAP_IO_SPACE 446 select BOOT_RAW 414 select BOOT_RAW 447 select HAVE_LEGACY_CLK !! 415 select CLKDEV_LOOKUP 448 select USE_OF 416 select USE_OF 449 select PINCTRL 417 select PINCTRL 450 select PINCTRL_LANTIQ 418 select PINCTRL_LANTIQ 451 select ARCH_HAS_RESET_CONTROLLER 419 select ARCH_HAS_RESET_CONTROLLER 452 select RESET_CONTROLLER 420 select RESET_CONTROLLER 453 421 >> 422 config LASAT >> 423 bool "LASAT Networks platforms" >> 424 select CEVT_R4K >> 425 select CRC32 >> 426 select CSRC_R4K >> 427 select DMA_NONCOHERENT >> 428 select SYS_HAS_EARLY_PRINTK >> 429 select HAVE_PCI >> 430 select IRQ_MIPS_CPU >> 431 select PCI_GT64XXX_PCI0 >> 432 select MIPS_NILE4 >> 433 select R5000_CPU_SCACHE >> 434 select SYS_HAS_CPU_R5000 >> 435 select SYS_SUPPORTS_32BIT_KERNEL >> 436 select SYS_SUPPORTS_64BIT_KERNEL if BROKEN >> 437 select SYS_SUPPORTS_LITTLE_ENDIAN >> 438 454 config MACH_LOONGSON32 439 config MACH_LOONGSON32 455 bool "Loongson 32-bit family of machin !! 440 bool "Loongson-1 family of machines" 456 select SYS_SUPPORTS_ZBOOT 441 select SYS_SUPPORTS_ZBOOT 457 help 442 help 458 This enables support for the Loongso 443 This enables support for the Loongson-1 family of machines. 459 444 460 Loongson-1 is a family of 32-bit MIP 445 Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by 461 the Institute of Computing Technolog 446 the Institute of Computing Technology (ICT), Chinese Academy of 462 Sciences (CAS). 447 Sciences (CAS). 463 448 464 config MACH_LOONGSON2EF !! 449 config MACH_LOONGSON64 465 bool "Loongson-2E/F family of machines !! 450 bool "Loongson-2/3 family of machines" 466 select SYS_SUPPORTS_ZBOOT 451 select SYS_SUPPORTS_ZBOOT 467 help 452 help 468 This enables the support of early Lo !! 453 This enables the support of Loongson-2/3 family of machines. 469 454 470 config MACH_LOONGSON64 !! 455 Loongson-2 is a family of single-core CPUs and Loongson-3 is a 471 bool "Loongson 64-bit family of machin !! 456 family of multi-core CPUs. They are both 64-bit general-purpose 472 select ARCH_DMA_DEFAULT_COHERENT !! 457 MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute 473 select ARCH_SPARSEMEM_ENABLE !! 458 of Computing Technology (ICT), Chinese Academy of Sciences (CAS) 474 select ARCH_MIGHT_HAVE_PC_PARPORT !! 459 in the People's Republic of China. The chief architect is Professor 475 select ARCH_MIGHT_HAVE_PC_SERIO !! 460 Weiwu Hu. 476 select GENERIC_ISA_DMA_SUPPORT_BROKEN !! 461 >> 462 config MACH_PISTACHIO >> 463 bool "IMG Pistachio SoC based boards" 477 select BOOT_ELF32 464 select BOOT_ELF32 478 select BOARD_SCACHE !! 465 select BOOT_RAW 479 select CSRC_R4K << 480 select CEVT_R4K 466 select CEVT_R4K 481 select SYNC_R4K !! 467 select CLKSRC_MIPS_GIC 482 select FORCE_PCI !! 468 select COMMON_CLK 483 select ISA !! 469 select CSRC_R4K 484 select I8259 !! 470 select DMA_NONCOHERENT >> 471 select GPIOLIB 485 select IRQ_MIPS_CPU 472 select IRQ_MIPS_CPU 486 select NO_EXCEPT_FILL !! 473 select LIBFDT 487 select NR_CPUS_DEFAULT_64 !! 474 select MFD_SYSCON 488 select USE_GENERIC_EARLY_PRINTK_8250 !! 475 select MIPS_CPU_SCACHE 489 select PCI_DRIVERS_GENERIC !! 476 select MIPS_GIC 490 select SYS_HAS_CPU_LOONGSON64 !! 477 select PINCTRL 491 select SYS_HAS_EARLY_PRINTK !! 478 select REGULATOR 492 select SYS_SUPPORTS_SMP !! 479 select SYS_HAS_CPU_MIPS32_R2 493 select SYS_SUPPORTS_HOTPLUG_CPU !! 480 select SYS_SUPPORTS_32BIT_KERNEL 494 select SYS_SUPPORTS_NUMA << 495 select SYS_SUPPORTS_64BIT_KERNEL << 496 select SYS_SUPPORTS_HIGHMEM << 497 select SYS_SUPPORTS_LITTLE_ENDIAN 481 select SYS_SUPPORTS_LITTLE_ENDIAN 498 select SYS_SUPPORTS_ZBOOT !! 482 select SYS_SUPPORTS_MIPS_CPS >> 483 select SYS_SUPPORTS_MULTITHREADING 499 select SYS_SUPPORTS_RELOCATABLE 484 select SYS_SUPPORTS_RELOCATABLE 500 select ZONE_DMA32 !! 485 select SYS_SUPPORTS_ZBOOT 501 select COMMON_CLK !! 486 select SYS_HAS_EARLY_PRINTK >> 487 select USE_GENERIC_EARLY_PRINTK_8250 502 select USE_OF 488 select USE_OF 503 select BUILTIN_DTB << 504 select PCI_HOST_GENERIC << 505 help 489 help 506 This enables the support of Loongson !! 490 This enables support for the IMG Pistachio SoC platform. 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 << 512 491 513 config MIPS_MALTA 492 config MIPS_MALTA 514 bool "MIPS Malta board" 493 bool "MIPS Malta board" 515 select ARCH_MAY_HAVE_PC_FDC 494 select ARCH_MAY_HAVE_PC_FDC 516 select ARCH_MIGHT_HAVE_PC_PARPORT 495 select ARCH_MIGHT_HAVE_PC_PARPORT 517 select ARCH_MIGHT_HAVE_PC_SERIO 496 select ARCH_MIGHT_HAVE_PC_SERIO 518 select BOOT_ELF32 497 select BOOT_ELF32 519 select BOOT_RAW 498 select BOOT_RAW 520 select BUILTIN_DTB 499 select BUILTIN_DTB 521 select CEVT_R4K 500 select CEVT_R4K 522 select CLKSRC_MIPS_GIC 501 select CLKSRC_MIPS_GIC 523 select COMMON_CLK 502 select COMMON_CLK 524 select CSRC_R4K 503 select CSRC_R4K 525 select DMA_NONCOHERENT !! 504 select DMA_MAYBE_COHERENT 526 select GENERIC_ISA_DMA 505 select GENERIC_ISA_DMA 527 select HAVE_PCSPKR_PLATFORM 506 select HAVE_PCSPKR_PLATFORM 528 select HAVE_PCI 507 select HAVE_PCI 529 select I8253 508 select I8253 530 select I8259 509 select I8259 531 select IRQ_MIPS_CPU 510 select IRQ_MIPS_CPU >> 511 select LIBFDT 532 select MIPS_BONITO64 512 select MIPS_BONITO64 533 select MIPS_CPU_SCACHE 513 select MIPS_CPU_SCACHE 534 select MIPS_GIC 514 select MIPS_GIC 535 select MIPS_L1_CACHE_SHIFT_6 515 select MIPS_L1_CACHE_SHIFT_6 536 select MIPS_MSC 516 select MIPS_MSC 537 select PCI_GT64XXX_PCI0 517 select PCI_GT64XXX_PCI0 538 select SMP_UP if SMP 518 select SMP_UP if SMP 539 select SWAP_IO_SPACE 519 select SWAP_IO_SPACE 540 select SYS_HAS_CPU_MIPS32_R1 520 select SYS_HAS_CPU_MIPS32_R1 541 select SYS_HAS_CPU_MIPS32_R2 521 select SYS_HAS_CPU_MIPS32_R2 542 select SYS_HAS_CPU_MIPS32_R3_5 522 select SYS_HAS_CPU_MIPS32_R3_5 543 select SYS_HAS_CPU_MIPS32_R5 523 select SYS_HAS_CPU_MIPS32_R5 544 select SYS_HAS_CPU_MIPS32_R6 524 select SYS_HAS_CPU_MIPS32_R6 545 select SYS_HAS_CPU_MIPS64_R1 525 select SYS_HAS_CPU_MIPS64_R1 546 select SYS_HAS_CPU_MIPS64_R2 526 select SYS_HAS_CPU_MIPS64_R2 547 select SYS_HAS_CPU_MIPS64_R6 527 select SYS_HAS_CPU_MIPS64_R6 548 select SYS_HAS_CPU_NEVADA 528 select SYS_HAS_CPU_NEVADA 549 select SYS_HAS_CPU_RM7000 529 select SYS_HAS_CPU_RM7000 550 select SYS_SUPPORTS_32BIT_KERNEL 530 select SYS_SUPPORTS_32BIT_KERNEL 551 select SYS_SUPPORTS_64BIT_KERNEL 531 select SYS_SUPPORTS_64BIT_KERNEL 552 select SYS_SUPPORTS_BIG_ENDIAN 532 select SYS_SUPPORTS_BIG_ENDIAN 553 select SYS_SUPPORTS_HIGHMEM 533 select SYS_SUPPORTS_HIGHMEM 554 select SYS_SUPPORTS_LITTLE_ENDIAN 534 select SYS_SUPPORTS_LITTLE_ENDIAN 555 select SYS_SUPPORTS_MICROMIPS 535 select SYS_SUPPORTS_MICROMIPS 556 select SYS_SUPPORTS_MIPS16 536 select SYS_SUPPORTS_MIPS16 >> 537 select SYS_SUPPORTS_MIPS_CMP 557 select SYS_SUPPORTS_MIPS_CPS 538 select SYS_SUPPORTS_MIPS_CPS 558 select SYS_SUPPORTS_MULTITHREADING 539 select SYS_SUPPORTS_MULTITHREADING 559 select SYS_SUPPORTS_RELOCATABLE 540 select SYS_SUPPORTS_RELOCATABLE 560 select SYS_SUPPORTS_SMARTMIPS 541 select SYS_SUPPORTS_SMARTMIPS 561 select SYS_SUPPORTS_VPE_LOADER 542 select SYS_SUPPORTS_VPE_LOADER 562 select SYS_SUPPORTS_ZBOOT 543 select SYS_SUPPORTS_ZBOOT 563 select USE_OF 544 select USE_OF 564 select WAR_ICACHE_REFILLS << 565 select ZONE_DMA32 if 64BIT 545 select ZONE_DMA32 if 64BIT 566 help 546 help 567 This enables support for the MIPS Te 547 This enables support for the MIPS Technologies Malta evaluation 568 board. 548 board. 569 549 570 config MACH_PIC32 550 config MACH_PIC32 571 bool "Microchip PIC32 Family" 551 bool "Microchip PIC32 Family" 572 help 552 help 573 This enables support for the Microch 553 This enables support for the Microchip PIC32 family of platforms. 574 554 575 Microchip PIC32 is a family of gener 555 Microchip PIC32 is a family of general-purpose 32 bit MIPS core 576 microcontrollers. 556 microcontrollers. 577 557 578 config EYEQ !! 558 config NEC_MARKEINS 579 bool "Mobileye EyeQ SoC" !! 559 bool "NEC EMMA2RH Mark-eins board" 580 select MACH_GENERIC_CORE !! 560 select SOC_EMMA2RH 581 select ARM_AMBA !! 561 select HAVE_PCI 582 select PHYSICAL_START_BOOL !! 562 help 583 select ARCH_SPARSEMEM_DEFAULT if 64BIT !! 563 This enables support for the NEC Electronics Mark-eins boards. 584 select BOOT_RAW !! 564 585 select BUILTIN_DTB !! 565 config MACH_VR41XX >> 566 bool "NEC VR4100 series based machines" 586 select CEVT_R4K 567 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 568 select CSRC_R4K 592 select DMA_NONCOHERENT !! 569 select SYS_HAS_CPU_VR41XX 593 select HAVE_PCI !! 570 select SYS_SUPPORTS_MIPS16 594 select IRQ_MIPS_CPU !! 571 select GPIOLIB 595 select MIPS_AUTO_PFN_OFFSET !! 572 596 select MIPS_CPU_SCACHE !! 573 config NXP_STB220 597 select MIPS_GIC !! 574 bool "NXP STB220 board" 598 select MIPS_L1_CACHE_SHIFT_7 !! 575 select SOC_PNX833X 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 576 help 618 Select this to build a kernel suppor !! 577 Support for NXP Semiconductors STB220 Development Board. 619 578 620 bool !! 579 config NXP_STB225 >> 580 bool "NXP 225 board" >> 581 select SOC_PNX833X >> 582 select SOC_PNX8335 >> 583 help >> 584 Support for NXP Semiconductors STB225 Development Board. 621 585 622 config MACH_NINTENDO64 !! 586 config PMC_MSP 623 bool "Nintendo 64 console" !! 587 bool "PMC-Sierra MSP chipsets" 624 select CEVT_R4K 588 select CEVT_R4K 625 select CSRC_R4K 589 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 590 select DMA_NONCOHERENT >> 591 select SWAP_IO_SPACE >> 592 select NO_EXCEPT_FILL >> 593 select BOOT_RAW >> 594 select SYS_HAS_CPU_MIPS32_R1 >> 595 select SYS_HAS_CPU_MIPS32_R2 >> 596 select SYS_SUPPORTS_32BIT_KERNEL >> 597 select SYS_SUPPORTS_BIG_ENDIAN >> 598 select SYS_SUPPORTS_MIPS16 632 select IRQ_MIPS_CPU 599 select IRQ_MIPS_CPU >> 600 select SERIAL_8250 >> 601 select SERIAL_8250_CONSOLE >> 602 select USB_EHCI_BIG_ENDIAN_MMIO >> 603 select USB_EHCI_BIG_ENDIAN_DESC >> 604 help >> 605 This adds support for the PMC-Sierra family of Multi-Service >> 606 Processor System-On-A-Chips. These parts include a number >> 607 of integrated peripherals, interfaces and DSPs in addition to >> 608 a variety of MIPS cores. 633 609 634 config RALINK 610 config RALINK 635 bool "Ralink based machines" 611 bool "Ralink based machines" 636 select CEVT_R4K 612 select CEVT_R4K 637 select COMMON_CLK << 638 select CSRC_R4K 613 select CSRC_R4K 639 select BOOT_RAW 614 select BOOT_RAW 640 select DMA_NONCOHERENT 615 select DMA_NONCOHERENT 641 select IRQ_MIPS_CPU 616 select IRQ_MIPS_CPU 642 select USE_OF 617 select USE_OF >> 618 select SYS_HAS_CPU_MIPS32_R1 643 select SYS_HAS_CPU_MIPS32_R2 619 select SYS_HAS_CPU_MIPS32_R2 644 select SYS_SUPPORTS_32BIT_KERNEL 620 select SYS_SUPPORTS_32BIT_KERNEL 645 select SYS_SUPPORTS_LITTLE_ENDIAN 621 select SYS_SUPPORTS_LITTLE_ENDIAN 646 select SYS_SUPPORTS_MIPS16 622 select SYS_SUPPORTS_MIPS16 647 select SYS_SUPPORTS_ZBOOT << 648 select SYS_HAS_EARLY_PRINTK 623 select SYS_HAS_EARLY_PRINTK >> 624 select CLKDEV_LOOKUP 649 select ARCH_HAS_RESET_CONTROLLER 625 select ARCH_HAS_RESET_CONTROLLER 650 select RESET_CONTROLLER 626 select RESET_CONTROLLER 651 627 652 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 628 config SGI_IP22 673 bool "SGI IP22 (Indy/Indigo2)" 629 bool "SGI IP22 (Indy/Indigo2)" 674 select ARC_MEMORY << 675 select ARC_PROMLIB << 676 select FW_ARC 630 select FW_ARC 677 select FW_ARC32 631 select FW_ARC32 678 select ARCH_MIGHT_HAVE_PC_SERIO 632 select ARCH_MIGHT_HAVE_PC_SERIO 679 select BOOT_ELF32 633 select BOOT_ELF32 680 select CEVT_R4K 634 select CEVT_R4K 681 select CSRC_R4K 635 select CSRC_R4K 682 select DEFAULT_SGI_PARTITION 636 select DEFAULT_SGI_PARTITION 683 select DMA_NONCOHERENT 637 select DMA_NONCOHERENT 684 select HAVE_EISA 638 select HAVE_EISA 685 select I8253 639 select I8253 686 select I8259 640 select I8259 687 select IP22_CPU_SCACHE 641 select IP22_CPU_SCACHE 688 select IRQ_MIPS_CPU 642 select IRQ_MIPS_CPU 689 select GENERIC_ISA_DMA_SUPPORT_BROKEN 643 select GENERIC_ISA_DMA_SUPPORT_BROKEN 690 select SGI_HAS_I8042 644 select SGI_HAS_I8042 691 select SGI_HAS_INDYDOG 645 select SGI_HAS_INDYDOG 692 select SGI_HAS_HAL2 646 select SGI_HAS_HAL2 693 select SGI_HAS_SEEQ 647 select SGI_HAS_SEEQ 694 select SGI_HAS_WD93 648 select SGI_HAS_WD93 695 select SGI_HAS_ZILOG 649 select SGI_HAS_ZILOG 696 select SWAP_IO_SPACE 650 select SWAP_IO_SPACE 697 select SYS_HAS_CPU_R4X00 651 select SYS_HAS_CPU_R4X00 698 select SYS_HAS_CPU_R5000 652 select SYS_HAS_CPU_R5000 699 select SYS_HAS_EARLY_PRINTK !! 653 # >> 654 # Disable EARLY_PRINTK for now since it leads to overwritten prom >> 655 # memory during early boot on some machines. >> 656 # >> 657 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com >> 658 # for a more details discussion >> 659 # >> 660 # select SYS_HAS_EARLY_PRINTK 700 select SYS_SUPPORTS_32BIT_KERNEL 661 select SYS_SUPPORTS_32BIT_KERNEL 701 select SYS_SUPPORTS_64BIT_KERNEL 662 select SYS_SUPPORTS_64BIT_KERNEL 702 select SYS_SUPPORTS_BIG_ENDIAN 663 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_7 664 select MIPS_L1_CACHE_SHIFT_7 707 help 665 help 708 This are the SGI Indy, Challenge S a 666 This are the SGI Indy, Challenge S and Indigo2, as well as certain 709 OEM variants like the Tandem CMN B00 667 OEM variants like the Tandem CMN B006S. To compile a Linux kernel 710 that runs on these, say Y here. 668 that runs on these, say Y here. 711 669 712 config SGI_IP27 670 config SGI_IP27 713 bool "SGI IP27 (Origin200/2000)" 671 bool "SGI IP27 (Origin200/2000)" 714 select ARCH_HAS_PHYS_TO_DMA 672 select ARCH_HAS_PHYS_TO_DMA 715 select ARCH_SPARSEMEM_ENABLE << 716 select FW_ARC 673 select FW_ARC 717 select FW_ARC64 674 select FW_ARC64 718 select ARC_CMDLINE_ONLY << 719 select BOOT_ELF64 675 select BOOT_ELF64 720 select DEFAULT_SGI_PARTITION 676 select DEFAULT_SGI_PARTITION 721 select FORCE_PCI << 722 select SYS_HAS_EARLY_PRINTK 677 select SYS_HAS_EARLY_PRINTK 723 select HAVE_PCI 678 select HAVE_PCI 724 select IRQ_MIPS_CPU << 725 select IRQ_DOMAIN_HIERARCHY << 726 select NR_CPUS_DEFAULT_64 679 select NR_CPUS_DEFAULT_64 727 select PCI_DRIVERS_GENERIC << 728 select PCI_XTALK_BRIDGE << 729 select SYS_HAS_CPU_R10000 680 select SYS_HAS_CPU_R10000 730 select SYS_SUPPORTS_64BIT_KERNEL 681 select SYS_SUPPORTS_64BIT_KERNEL 731 select SYS_SUPPORTS_BIG_ENDIAN 682 select SYS_SUPPORTS_BIG_ENDIAN 732 select SYS_SUPPORTS_NUMA 683 select SYS_SUPPORTS_NUMA 733 select SYS_SUPPORTS_SMP 684 select SYS_SUPPORTS_SMP 734 select WAR_R10000_LLSC << 735 select MIPS_L1_CACHE_SHIFT_7 685 select MIPS_L1_CACHE_SHIFT_7 736 select NUMA << 737 help 686 help 738 This are the SGI Origin 200, Origin 687 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics 739 workstations. To compile a Linux ke 688 workstations. To compile a Linux kernel that runs on these, say Y 740 here. 689 here. 741 690 742 config SGI_IP28 691 config SGI_IP28 743 bool "SGI IP28 (Indigo2 R10k)" 692 bool "SGI IP28 (Indigo2 R10k)" 744 select ARC_MEMORY << 745 select ARC_PROMLIB << 746 select FW_ARC 693 select FW_ARC 747 select FW_ARC64 694 select FW_ARC64 748 select ARCH_MIGHT_HAVE_PC_SERIO 695 select ARCH_MIGHT_HAVE_PC_SERIO 749 select BOOT_ELF64 696 select BOOT_ELF64 750 select CEVT_R4K 697 select CEVT_R4K 751 select CSRC_R4K 698 select CSRC_R4K 752 select DEFAULT_SGI_PARTITION 699 select DEFAULT_SGI_PARTITION 753 select DMA_NONCOHERENT 700 select DMA_NONCOHERENT 754 select GENERIC_ISA_DMA_SUPPORT_BROKEN 701 select GENERIC_ISA_DMA_SUPPORT_BROKEN 755 select IRQ_MIPS_CPU 702 select IRQ_MIPS_CPU 756 select HAVE_EISA 703 select HAVE_EISA 757 select I8253 704 select I8253 758 select I8259 705 select I8259 759 select SGI_HAS_I8042 706 select SGI_HAS_I8042 760 select SGI_HAS_INDYDOG 707 select SGI_HAS_INDYDOG 761 select SGI_HAS_HAL2 708 select SGI_HAS_HAL2 762 select SGI_HAS_SEEQ 709 select SGI_HAS_SEEQ 763 select SGI_HAS_WD93 710 select SGI_HAS_WD93 764 select SGI_HAS_ZILOG 711 select SGI_HAS_ZILOG 765 select SWAP_IO_SPACE 712 select SWAP_IO_SPACE 766 select SYS_HAS_CPU_R10000 713 select SYS_HAS_CPU_R10000 767 select SYS_HAS_EARLY_PRINTK !! 714 # 768 select SYS_SUPPORTS_64BIT_KERNEL !! 715 # Disable EARLY_PRINTK for now since it leads to overwritten prom 769 select SYS_SUPPORTS_BIG_ENDIAN !! 716 # memory during early boot on some machines. 770 select WAR_R10000_LLSC !! 717 # 771 select MIPS_L1_CACHE_SHIFT_7 !! 718 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com 772 help !! 719 # for a more details discussion 773 This is the SGI Indigo2 with R10000 !! 720 # 774 kernel that runs on these, say Y her !! 721 # select SYS_HAS_EARLY_PRINTK 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 722 select SYS_SUPPORTS_64BIT_KERNEL 795 select SYS_SUPPORTS_BIG_ENDIAN 723 select SYS_SUPPORTS_BIG_ENDIAN 796 select SYS_SUPPORTS_SMP << 797 select WAR_R10000_LLSC << 798 select MIPS_L1_CACHE_SHIFT_7 724 select MIPS_L1_CACHE_SHIFT_7 799 select ARC_MEMORY !! 725 help 800 help !! 726 This is the SGI Indigo2 with R10000 processor. To compile a Linux 801 These are the SGI Octane and Octane2 !! 727 kernel that runs on these, say Y here. 802 compile a Linux kernel that runs on << 803 728 804 config SGI_IP32 729 config SGI_IP32 805 bool "SGI IP32 (O2)" 730 bool "SGI IP32 (O2)" 806 select ARC_MEMORY << 807 select ARC_PROMLIB << 808 select ARCH_HAS_PHYS_TO_DMA 731 select ARCH_HAS_PHYS_TO_DMA 809 select FW_ARC 732 select FW_ARC 810 select FW_ARC32 733 select FW_ARC32 811 select BOOT_ELF32 734 select BOOT_ELF32 812 select CEVT_R4K 735 select CEVT_R4K 813 select CSRC_R4K 736 select CSRC_R4K 814 select DMA_NONCOHERENT 737 select DMA_NONCOHERENT 815 select HAVE_PCI 738 select HAVE_PCI 816 select IRQ_MIPS_CPU 739 select IRQ_MIPS_CPU 817 select R5000_CPU_SCACHE 740 select R5000_CPU_SCACHE 818 select RM7000_CPU_SCACHE 741 select RM7000_CPU_SCACHE 819 select SYS_HAS_CPU_R5000 742 select SYS_HAS_CPU_R5000 820 select SYS_HAS_CPU_R10000 if BROKEN 743 select SYS_HAS_CPU_R10000 if BROKEN 821 select SYS_HAS_CPU_RM7000 744 select SYS_HAS_CPU_RM7000 822 select SYS_HAS_CPU_NEVADA 745 select SYS_HAS_CPU_NEVADA 823 select SYS_SUPPORTS_64BIT_KERNEL 746 select SYS_SUPPORTS_64BIT_KERNEL 824 select SYS_SUPPORTS_BIG_ENDIAN 747 select SYS_SUPPORTS_BIG_ENDIAN 825 select WAR_ICACHE_REFILLS << 826 help 748 help 827 If you want this kernel to run on SG 749 If you want this kernel to run on SGI O2 workstation, say Y here. 828 750 >> 751 config SIBYTE_CRHINE >> 752 bool "Sibyte BCM91120C-CRhine" >> 753 select BOOT_ELF32 >> 754 select SIBYTE_BCM1120 >> 755 select SWAP_IO_SPACE >> 756 select SYS_HAS_CPU_SB1 >> 757 select SYS_SUPPORTS_BIG_ENDIAN >> 758 select SYS_SUPPORTS_LITTLE_ENDIAN >> 759 >> 760 config SIBYTE_CARMEL >> 761 bool "Sibyte BCM91120x-Carmel" >> 762 select BOOT_ELF32 >> 763 select SIBYTE_BCM1120 >> 764 select SWAP_IO_SPACE >> 765 select SYS_HAS_CPU_SB1 >> 766 select SYS_SUPPORTS_BIG_ENDIAN >> 767 select SYS_SUPPORTS_LITTLE_ENDIAN >> 768 829 config SIBYTE_CRHONE 769 config SIBYTE_CRHONE 830 bool "Sibyte BCM91125C-CRhone" 770 bool "Sibyte BCM91125C-CRhone" 831 select BOOT_ELF32 771 select BOOT_ELF32 832 select SIBYTE_BCM1125 772 select SIBYTE_BCM1125 833 select SWAP_IO_SPACE 773 select SWAP_IO_SPACE 834 select SYS_HAS_CPU_SB1 774 select SYS_HAS_CPU_SB1 835 select SYS_SUPPORTS_BIG_ENDIAN 775 select SYS_SUPPORTS_BIG_ENDIAN 836 select SYS_SUPPORTS_HIGHMEM 776 select SYS_SUPPORTS_HIGHMEM 837 select SYS_SUPPORTS_LITTLE_ENDIAN 777 select SYS_SUPPORTS_LITTLE_ENDIAN 838 778 839 config SIBYTE_RHONE 779 config SIBYTE_RHONE 840 bool "Sibyte BCM91125E-Rhone" 780 bool "Sibyte BCM91125E-Rhone" 841 select BOOT_ELF32 781 select BOOT_ELF32 842 select SIBYTE_SB1250 !! 782 select SIBYTE_BCM1125H 843 select SWAP_IO_SPACE 783 select SWAP_IO_SPACE 844 select SYS_HAS_CPU_SB1 784 select SYS_HAS_CPU_SB1 845 select SYS_SUPPORTS_BIG_ENDIAN 785 select SYS_SUPPORTS_BIG_ENDIAN 846 select SYS_SUPPORTS_LITTLE_ENDIAN 786 select SYS_SUPPORTS_LITTLE_ENDIAN 847 787 848 config SIBYTE_SWARM 788 config SIBYTE_SWARM 849 bool "Sibyte BCM91250A-SWARM" 789 bool "Sibyte BCM91250A-SWARM" 850 select BOOT_ELF32 790 select BOOT_ELF32 851 select HAVE_PATA_PLATFORM 791 select HAVE_PATA_PLATFORM 852 select SIBYTE_SB1250 792 select SIBYTE_SB1250 853 select SWAP_IO_SPACE 793 select SWAP_IO_SPACE 854 select SYS_HAS_CPU_SB1 794 select SYS_HAS_CPU_SB1 855 select SYS_SUPPORTS_BIG_ENDIAN 795 select SYS_SUPPORTS_BIG_ENDIAN 856 select SYS_SUPPORTS_HIGHMEM 796 select SYS_SUPPORTS_HIGHMEM 857 select SYS_SUPPORTS_LITTLE_ENDIAN 797 select SYS_SUPPORTS_LITTLE_ENDIAN 858 select ZONE_DMA32 if 64BIT 798 select ZONE_DMA32 if 64BIT 859 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 799 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI 860 800 861 config SIBYTE_LITTLESUR 801 config SIBYTE_LITTLESUR 862 bool "Sibyte BCM91250C2-LittleSur" 802 bool "Sibyte BCM91250C2-LittleSur" 863 select BOOT_ELF32 803 select BOOT_ELF32 864 select HAVE_PATA_PLATFORM 804 select HAVE_PATA_PLATFORM 865 select SIBYTE_SB1250 805 select SIBYTE_SB1250 866 select SWAP_IO_SPACE 806 select SWAP_IO_SPACE 867 select SYS_HAS_CPU_SB1 807 select SYS_HAS_CPU_SB1 868 select SYS_SUPPORTS_BIG_ENDIAN 808 select SYS_SUPPORTS_BIG_ENDIAN 869 select SYS_SUPPORTS_HIGHMEM 809 select SYS_SUPPORTS_HIGHMEM 870 select SYS_SUPPORTS_LITTLE_ENDIAN 810 select SYS_SUPPORTS_LITTLE_ENDIAN 871 select ZONE_DMA32 if 64BIT 811 select ZONE_DMA32 if 64BIT 872 812 873 config SIBYTE_SENTOSA 813 config SIBYTE_SENTOSA 874 bool "Sibyte BCM91250E-Sentosa" 814 bool "Sibyte BCM91250E-Sentosa" 875 select BOOT_ELF32 815 select BOOT_ELF32 876 select SIBYTE_SB1250 816 select SIBYTE_SB1250 877 select SWAP_IO_SPACE 817 select SWAP_IO_SPACE 878 select SYS_HAS_CPU_SB1 818 select SYS_HAS_CPU_SB1 879 select SYS_SUPPORTS_BIG_ENDIAN 819 select SYS_SUPPORTS_BIG_ENDIAN 880 select SYS_SUPPORTS_LITTLE_ENDIAN 820 select SYS_SUPPORTS_LITTLE_ENDIAN 881 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 821 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI 882 822 883 config SIBYTE_BIGSUR 823 config SIBYTE_BIGSUR 884 bool "Sibyte BCM91480B-BigSur" 824 bool "Sibyte BCM91480B-BigSur" 885 select BOOT_ELF32 825 select BOOT_ELF32 886 select NR_CPUS_DEFAULT_4 826 select NR_CPUS_DEFAULT_4 887 select SIBYTE_BCM1x80 827 select SIBYTE_BCM1x80 888 select SWAP_IO_SPACE 828 select SWAP_IO_SPACE 889 select SYS_HAS_CPU_SB1 829 select SYS_HAS_CPU_SB1 890 select SYS_SUPPORTS_BIG_ENDIAN 830 select SYS_SUPPORTS_BIG_ENDIAN 891 select SYS_SUPPORTS_HIGHMEM 831 select SYS_SUPPORTS_HIGHMEM 892 select SYS_SUPPORTS_LITTLE_ENDIAN 832 select SYS_SUPPORTS_LITTLE_ENDIAN 893 select ZONE_DMA32 if 64BIT 833 select ZONE_DMA32 if 64BIT 894 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 834 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI 895 835 896 config SNI_RM 836 config SNI_RM 897 bool "SNI RM200/300/400" 837 bool "SNI RM200/300/400" 898 select ARC_MEMORY << 899 select ARC_PROMLIB << 900 select FW_ARC if CPU_LITTLE_ENDIAN 838 select FW_ARC if CPU_LITTLE_ENDIAN 901 select FW_ARC32 if CPU_LITTLE_ENDIAN 839 select FW_ARC32 if CPU_LITTLE_ENDIAN 902 select FW_SNIPROM if CPU_BIG_ENDIAN 840 select FW_SNIPROM if CPU_BIG_ENDIAN 903 select ARCH_MAY_HAVE_PC_FDC 841 select ARCH_MAY_HAVE_PC_FDC 904 select ARCH_MIGHT_HAVE_PC_PARPORT 842 select ARCH_MIGHT_HAVE_PC_PARPORT 905 select ARCH_MIGHT_HAVE_PC_SERIO 843 select ARCH_MIGHT_HAVE_PC_SERIO 906 select BOOT_ELF32 844 select BOOT_ELF32 907 select CEVT_R4K 845 select CEVT_R4K 908 select CSRC_R4K 846 select CSRC_R4K 909 select DEFAULT_SGI_PARTITION if CPU_BI 847 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN 910 select DMA_NONCOHERENT 848 select DMA_NONCOHERENT 911 select GENERIC_ISA_DMA 849 select GENERIC_ISA_DMA 912 select HAVE_EISA 850 select HAVE_EISA 913 select HAVE_PCSPKR_PLATFORM 851 select HAVE_PCSPKR_PLATFORM 914 select HAVE_PCI 852 select HAVE_PCI 915 select IRQ_MIPS_CPU 853 select IRQ_MIPS_CPU 916 select I8253 854 select I8253 917 select I8259 855 select I8259 918 select ISA 856 select ISA 919 select MIPS_L1_CACHE_SHIFT_6 << 920 select SWAP_IO_SPACE if CPU_BIG_ENDIAN 857 select SWAP_IO_SPACE if CPU_BIG_ENDIAN 921 select SYS_HAS_CPU_R4X00 858 select SYS_HAS_CPU_R4X00 922 select SYS_HAS_CPU_R5000 859 select SYS_HAS_CPU_R5000 923 select SYS_HAS_CPU_R10000 860 select SYS_HAS_CPU_R10000 924 select R5000_CPU_SCACHE 861 select R5000_CPU_SCACHE 925 select SYS_HAS_EARLY_PRINTK 862 select SYS_HAS_EARLY_PRINTK 926 select SYS_SUPPORTS_32BIT_KERNEL 863 select SYS_SUPPORTS_32BIT_KERNEL 927 select SYS_SUPPORTS_64BIT_KERNEL 864 select SYS_SUPPORTS_64BIT_KERNEL 928 select SYS_SUPPORTS_BIG_ENDIAN 865 select SYS_SUPPORTS_BIG_ENDIAN 929 select SYS_SUPPORTS_HIGHMEM 866 select SYS_SUPPORTS_HIGHMEM 930 select SYS_SUPPORTS_LITTLE_ENDIAN 867 select SYS_SUPPORTS_LITTLE_ENDIAN 931 select WAR_R4600_V2_HIT_CACHEOP << 932 help 868 help 933 The SNI RM200/300/400 are MIPS-based 869 The SNI RM200/300/400 are MIPS-based machines manufactured by 934 Siemens Nixdorf Informationssysteme 870 Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid 935 Technology and now in turn merged wi 871 Technology and now in turn merged with Fujitsu. Say Y here to 936 support this machine type. 872 support this machine type. 937 873 >> 874 config MACH_TX39XX >> 875 bool "Toshiba TX39 series based machines" >> 876 938 config MACH_TX49XX 877 config MACH_TX49XX 939 bool "Toshiba TX49 series based machin 878 bool "Toshiba TX49 series based machines" 940 select WAR_TX49XX_ICACHE_INDEX_INV << 941 879 942 config MIKROTIK_RB532 880 config MIKROTIK_RB532 943 bool "Mikrotik RB532 boards" 881 bool "Mikrotik RB532 boards" 944 select CEVT_R4K 882 select CEVT_R4K 945 select CSRC_R4K 883 select CSRC_R4K 946 select DMA_NONCOHERENT 884 select DMA_NONCOHERENT 947 select HAVE_PCI 885 select HAVE_PCI 948 select IRQ_MIPS_CPU 886 select IRQ_MIPS_CPU 949 select SYS_HAS_CPU_MIPS32_R1 887 select SYS_HAS_CPU_MIPS32_R1 950 select SYS_SUPPORTS_32BIT_KERNEL 888 select SYS_SUPPORTS_32BIT_KERNEL 951 select SYS_SUPPORTS_LITTLE_ENDIAN 889 select SYS_SUPPORTS_LITTLE_ENDIAN 952 select SWAP_IO_SPACE 890 select SWAP_IO_SPACE 953 select BOOT_RAW 891 select BOOT_RAW 954 select GPIOLIB 892 select GPIOLIB 955 select MIPS_L1_CACHE_SHIFT_4 893 select MIPS_L1_CACHE_SHIFT_4 956 help 894 help 957 Support the Mikrotik(tm) RouterBoard 895 Support the Mikrotik(tm) RouterBoard 532 series, 958 based on the IDT RC32434 SoC. 896 based on the IDT RC32434 SoC. 959 897 960 config CAVIUM_OCTEON_SOC 898 config CAVIUM_OCTEON_SOC 961 bool "Cavium Networks Octeon SoC based 899 bool "Cavium Networks Octeon SoC based boards" 962 select CEVT_R4K 900 select CEVT_R4K 963 select ARCH_HAS_PHYS_TO_DMA 901 select ARCH_HAS_PHYS_TO_DMA 964 select HAVE_RAPIDIO 902 select HAVE_RAPIDIO 965 select PHYS_ADDR_T_64BIT 903 select PHYS_ADDR_T_64BIT 966 select SYS_SUPPORTS_64BIT_KERNEL 904 select SYS_SUPPORTS_64BIT_KERNEL 967 select SYS_SUPPORTS_BIG_ENDIAN 905 select SYS_SUPPORTS_BIG_ENDIAN 968 select EDAC_SUPPORT 906 select EDAC_SUPPORT 969 select EDAC_ATOMIC_SCRUB 907 select EDAC_ATOMIC_SCRUB 970 select SYS_SUPPORTS_LITTLE_ENDIAN 908 select SYS_SUPPORTS_LITTLE_ENDIAN 971 select SYS_SUPPORTS_HOTPLUG_CPU if CPU 909 select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN 972 select SYS_HAS_EARLY_PRINTK 910 select SYS_HAS_EARLY_PRINTK 973 select SYS_HAS_CPU_CAVIUM_OCTEON 911 select SYS_HAS_CPU_CAVIUM_OCTEON 974 select HAVE_PCI 912 select HAVE_PCI 975 select HAVE_PLAT_DELAY << 976 select HAVE_PLAT_FW_INIT_CMDLINE << 977 select HAVE_PLAT_MEMCPY << 978 select ZONE_DMA32 913 select ZONE_DMA32 >> 914 select HOLES_IN_ZONE 979 select GPIOLIB 915 select GPIOLIB >> 916 select LIBFDT 980 select USE_OF 917 select USE_OF 981 select ARCH_SPARSEMEM_ENABLE 918 select ARCH_SPARSEMEM_ENABLE 982 select SYS_SUPPORTS_SMP 919 select SYS_SUPPORTS_SMP 983 select NR_CPUS_DEFAULT_64 920 select NR_CPUS_DEFAULT_64 984 select MIPS_NR_CPU_NR_MAP_1024 921 select MIPS_NR_CPU_NR_MAP_1024 985 select BUILTIN_DTB 922 select BUILTIN_DTB 986 select MTD << 987 select MTD_COMPLEX_MAPPINGS 923 select MTD_COMPLEX_MAPPINGS 988 select SWIOTLB 924 select SWIOTLB 989 select SYS_SUPPORTS_RELOCATABLE 925 select SYS_SUPPORTS_RELOCATABLE 990 help 926 help 991 This option supports all of the Octe 927 This option supports all of the Octeon reference boards from Cavium 992 Networks. It builds a kernel that dy 928 Networks. It builds a kernel that dynamically determines the Octeon 993 CPU type and supports all known boar 929 CPU type and supports all known board reference implementations. 994 Some of the supported boards are: 930 Some of the supported boards are: 995 EBT3000 931 EBT3000 996 EBH3000 932 EBH3000 997 EBH3100 933 EBH3100 998 Thunder 934 Thunder 999 Kodama 935 Kodama 1000 Hikari 936 Hikari 1001 Say Y here for most Octeon referenc 937 Say Y here for most Octeon reference boards. 1002 938 1003 endchoice !! 939 config NLM_XLR_BOARD >> 940 bool "Netlogic XLR/XLS based systems" >> 941 select BOOT_ELF32 >> 942 select NLM_COMMON >> 943 select SYS_HAS_CPU_XLR >> 944 select SYS_SUPPORTS_SMP >> 945 select HAVE_PCI >> 946 select SWAP_IO_SPACE >> 947 select SYS_SUPPORTS_32BIT_KERNEL >> 948 select SYS_SUPPORTS_64BIT_KERNEL >> 949 select PHYS_ADDR_T_64BIT >> 950 select SYS_SUPPORTS_BIG_ENDIAN >> 951 select SYS_SUPPORTS_HIGHMEM >> 952 select NR_CPUS_DEFAULT_32 >> 953 select CEVT_R4K >> 954 select CSRC_R4K >> 955 select IRQ_MIPS_CPU >> 956 select ZONE_DMA32 if 64BIT >> 957 select SYNC_R4K >> 958 select SYS_HAS_EARLY_PRINTK >> 959 select SYS_SUPPORTS_ZBOOT >> 960 select SYS_SUPPORTS_ZBOOT_UART16550 >> 961 help >> 962 Support for systems based on Netlogic XLR and XLS processors. >> 963 Say Y here if you have a XLR or XLS based board. 1004 964 1005 config FIT_IMAGE_FDT_EPM5 !! 965 config NLM_XLP_BOARD 1006 bool "Include FDT for Mobileye EyeQ5 !! 966 bool "Netlogic XLP based systems" 1007 depends on MACH_EYEQ5 !! 967 select BOOT_ELF32 1008 default n !! 968 select NLM_COMMON >> 969 select SYS_HAS_CPU_XLP >> 970 select SYS_SUPPORTS_SMP >> 971 select HAVE_PCI >> 972 select SYS_SUPPORTS_32BIT_KERNEL >> 973 select SYS_SUPPORTS_64BIT_KERNEL >> 974 select PHYS_ADDR_T_64BIT >> 975 select GPIOLIB >> 976 select SYS_SUPPORTS_BIG_ENDIAN >> 977 select SYS_SUPPORTS_LITTLE_ENDIAN >> 978 select SYS_SUPPORTS_HIGHMEM >> 979 select NR_CPUS_DEFAULT_32 >> 980 select CEVT_R4K >> 981 select CSRC_R4K >> 982 select IRQ_MIPS_CPU >> 983 select ZONE_DMA32 if 64BIT >> 984 select SYNC_R4K >> 985 select SYS_HAS_EARLY_PRINTK >> 986 select USE_OF >> 987 select SYS_SUPPORTS_ZBOOT >> 988 select SYS_SUPPORTS_ZBOOT_UART16550 1009 help 989 help 1010 Enable this to include the FDT for !! 990 This board is based on Netlogic XLP Processor. 1011 from Mobileye in the FIT kernel ima !! 991 Say Y here if you have a XLP based board. 1012 This requires u-boot on the platfor !! 992 >> 993 config MIPS_PARAVIRT >> 994 bool "Para-Virtualized guest system" >> 995 select CEVT_R4K >> 996 select CSRC_R4K >> 997 select SYS_SUPPORTS_64BIT_KERNEL >> 998 select SYS_SUPPORTS_32BIT_KERNEL >> 999 select SYS_SUPPORTS_BIG_ENDIAN >> 1000 select SYS_SUPPORTS_SMP >> 1001 select NR_CPUS_DEFAULT_4 >> 1002 select SYS_HAS_EARLY_PRINTK >> 1003 select SYS_HAS_CPU_MIPS32_R2 >> 1004 select SYS_HAS_CPU_MIPS64_R2 >> 1005 select SYS_HAS_CPU_CAVIUM_OCTEON >> 1006 select HAVE_PCI >> 1007 select SWAP_IO_SPACE >> 1008 help >> 1009 This option supports guest running under ???? >> 1010 >> 1011 endchoice 1013 1012 1014 source "arch/mips/alchemy/Kconfig" 1013 source "arch/mips/alchemy/Kconfig" 1015 source "arch/mips/ath25/Kconfig" 1014 source "arch/mips/ath25/Kconfig" 1016 source "arch/mips/ath79/Kconfig" 1015 source "arch/mips/ath79/Kconfig" 1017 source "arch/mips/bcm47xx/Kconfig" 1016 source "arch/mips/bcm47xx/Kconfig" 1018 source "arch/mips/bcm63xx/Kconfig" 1017 source "arch/mips/bcm63xx/Kconfig" 1019 source "arch/mips/bmips/Kconfig" 1018 source "arch/mips/bmips/Kconfig" 1020 source "arch/mips/generic/Kconfig" 1019 source "arch/mips/generic/Kconfig" 1021 source "arch/mips/ingenic/Kconfig" << 1022 source "arch/mips/jazz/Kconfig" 1020 source "arch/mips/jazz/Kconfig" >> 1021 source "arch/mips/jz4740/Kconfig" 1023 source "arch/mips/lantiq/Kconfig" 1022 source "arch/mips/lantiq/Kconfig" 1024 source "arch/mips/mobileye/Kconfig" !! 1023 source "arch/mips/lasat/Kconfig" 1025 source "arch/mips/pic32/Kconfig" 1024 source "arch/mips/pic32/Kconfig" >> 1025 source "arch/mips/pistachio/Kconfig" >> 1026 source "arch/mips/pmcs-msp71xx/Kconfig" 1026 source "arch/mips/ralink/Kconfig" 1027 source "arch/mips/ralink/Kconfig" 1027 source "arch/mips/sgi-ip27/Kconfig" 1028 source "arch/mips/sgi-ip27/Kconfig" 1028 source "arch/mips/sibyte/Kconfig" 1029 source "arch/mips/sibyte/Kconfig" 1029 source "arch/mips/txx9/Kconfig" 1030 source "arch/mips/txx9/Kconfig" >> 1031 source "arch/mips/vr41xx/Kconfig" 1030 source "arch/mips/cavium-octeon/Kconfig" 1032 source "arch/mips/cavium-octeon/Kconfig" 1031 source "arch/mips/loongson2ef/Kconfig" << 1032 source "arch/mips/loongson32/Kconfig" 1033 source "arch/mips/loongson32/Kconfig" 1033 source "arch/mips/loongson64/Kconfig" 1034 source "arch/mips/loongson64/Kconfig" >> 1035 source "arch/mips/netlogic/Kconfig" >> 1036 source "arch/mips/paravirt/Kconfig" 1034 1037 1035 endmenu 1038 endmenu 1036 1039 >> 1040 config RWSEM_GENERIC_SPINLOCK >> 1041 bool >> 1042 default y >> 1043 >> 1044 config RWSEM_XCHGADD_ALGORITHM >> 1045 bool >> 1046 1037 config GENERIC_HWEIGHT 1047 config GENERIC_HWEIGHT 1038 bool 1048 bool 1039 default y 1049 default y 1040 1050 1041 config GENERIC_CALIBRATE_DELAY 1051 config GENERIC_CALIBRATE_DELAY 1042 bool 1052 bool 1043 default y 1053 default y 1044 1054 1045 config SCHED_OMIT_FRAME_POINTER 1055 config SCHED_OMIT_FRAME_POINTER 1046 bool 1056 bool 1047 default y 1057 default y 1048 1058 1049 # 1059 # 1050 # Select some configuration options automatic 1060 # Select some configuration options automatically based on user selections. 1051 # 1061 # 1052 config FW_ARC 1062 config FW_ARC 1053 bool 1063 bool 1054 1064 1055 config ARCH_MAY_HAVE_PC_FDC 1065 config ARCH_MAY_HAVE_PC_FDC 1056 bool 1066 bool 1057 1067 1058 config BOOT_RAW 1068 config BOOT_RAW 1059 bool 1069 bool 1060 1070 1061 config CEVT_BCM1480 1071 config CEVT_BCM1480 1062 bool 1072 bool 1063 1073 1064 config CEVT_DS1287 1074 config CEVT_DS1287 1065 bool 1075 bool 1066 1076 1067 config CEVT_GT641XX 1077 config CEVT_GT641XX 1068 bool 1078 bool 1069 1079 1070 config CEVT_R4K 1080 config CEVT_R4K 1071 bool 1081 bool 1072 1082 1073 config CEVT_SB1250 1083 config CEVT_SB1250 1074 bool 1084 bool 1075 1085 1076 config CEVT_TXX9 1086 config CEVT_TXX9 1077 bool 1087 bool 1078 1088 1079 config CSRC_BCM1480 1089 config CSRC_BCM1480 1080 bool 1090 bool 1081 1091 1082 config CSRC_IOASIC 1092 config CSRC_IOASIC 1083 bool 1093 bool 1084 1094 1085 config CSRC_R4K 1095 config CSRC_R4K 1086 select CLOCKSOURCE_WATCHDOG if CPU_FR << 1087 select HAVE_UNSTABLE_SCHED_CLOCK if S << 1088 bool 1096 bool 1089 1097 1090 config CSRC_SB1250 1098 config CSRC_SB1250 1091 bool 1099 bool 1092 1100 1093 config MIPS_CLOCK_VSYSCALL 1101 config MIPS_CLOCK_VSYSCALL 1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC 1102 def_bool CSRC_R4K || CLKSRC_MIPS_GIC 1095 1103 1096 config GPIO_TXX9 1104 config GPIO_TXX9 1097 select GPIOLIB 1105 select GPIOLIB 1098 bool 1106 bool 1099 1107 1100 config FW_CFE 1108 config FW_CFE 1101 bool 1109 bool 1102 1110 1103 config ARCH_SUPPORTS_UPROBES 1111 config ARCH_SUPPORTS_UPROBES 1104 def_bool y !! 1112 bool >> 1113 >> 1114 config DMA_MAYBE_COHERENT >> 1115 select ARCH_HAS_DMA_COHERENCE_H >> 1116 select DMA_NONCOHERENT >> 1117 bool >> 1118 >> 1119 config DMA_PERDEV_COHERENT >> 1120 bool >> 1121 select DMA_NONCOHERENT 1105 1122 1106 config DMA_NONCOHERENT 1123 config DMA_NONCOHERENT 1107 bool 1124 bool 1108 # !! 1125 select ARCH_HAS_DMA_MMAP_PGPROT 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 1126 select ARCH_HAS_SYNC_DMA_FOR_DEVICE 1120 select ARCH_HAS_DMA_SET_UNCACHED !! 1127 select ARCH_HAS_SYNC_DMA_FOR_CPU 1121 select DMA_NONCOHERENT_MMAP << 1122 select NEED_DMA_MAP_STATE 1128 select NEED_DMA_MAP_STATE >> 1129 select ARCH_HAS_DMA_COHERENT_TO_PFN >> 1130 select DMA_NONCOHERENT_CACHE_SYNC 1123 1131 1124 config SYS_HAS_EARLY_PRINTK 1132 config SYS_HAS_EARLY_PRINTK 1125 bool 1133 bool 1126 1134 1127 config SYS_SUPPORTS_HOTPLUG_CPU 1135 config SYS_SUPPORTS_HOTPLUG_CPU 1128 bool 1136 bool 1129 1137 1130 config MIPS_BONITO64 1138 config MIPS_BONITO64 1131 bool 1139 bool 1132 1140 1133 config MIPS_MSC 1141 config MIPS_MSC 1134 bool 1142 bool 1135 1143 >> 1144 config MIPS_NILE4 >> 1145 bool >> 1146 1136 config SYNC_R4K 1147 config SYNC_R4K 1137 bool 1148 bool 1138 1149 >> 1150 config MIPS_MACHINE >> 1151 def_bool n >> 1152 1139 config NO_IOPORT_MAP 1153 config NO_IOPORT_MAP 1140 def_bool n 1154 def_bool n 1141 1155 1142 config GENERIC_CSUM 1156 config GENERIC_CSUM 1143 def_bool CPU_NO_LOAD_STORE_LR !! 1157 bool >> 1158 default y if !CPU_HAS_LOAD_STORE_LR 1144 1159 1145 config GENERIC_ISA_DMA 1160 config GENERIC_ISA_DMA 1146 bool 1161 bool 1147 select ZONE_DMA if GENERIC_ISA_DMA_SU 1162 select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n 1148 select ISA_DMA_API 1163 select ISA_DMA_API 1149 1164 1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN 1165 config GENERIC_ISA_DMA_SUPPORT_BROKEN 1151 bool 1166 bool 1152 select GENERIC_ISA_DMA 1167 select GENERIC_ISA_DMA 1153 1168 1154 config HAVE_PLAT_DELAY !! 1169 config ISA_DMA_API 1155 bool << 1156 << 1157 config HAVE_PLAT_FW_INIT_CMDLINE << 1158 bool << 1159 << 1160 config HAVE_PLAT_MEMCPY << 1161 bool 1170 bool 1162 1171 1163 config ISA_DMA_API !! 1172 config HOLES_IN_ZONE 1164 bool 1173 bool 1165 1174 1166 config SYS_SUPPORTS_RELOCATABLE 1175 config SYS_SUPPORTS_RELOCATABLE 1167 bool 1176 bool 1168 help 1177 help 1169 Selected if the platform supports r !! 1178 Selected if the platform supports relocating the kernel. 1170 The platform must provide plat_get_ !! 1179 The platform must provide plat_get_fdt() if it selects CONFIG_USE_OF 1171 to allow access to command line and !! 1180 to allow access to command line and entropy sources. >> 1181 >> 1182 config MIPS_CBPF_JIT >> 1183 def_bool y >> 1184 depends on BPF_JIT && HAVE_CBPF_JIT >> 1185 >> 1186 config MIPS_EBPF_JIT >> 1187 def_bool y >> 1188 depends on BPF_JIT && HAVE_EBPF_JIT >> 1189 1172 1190 1173 # 1191 # 1174 # Endianness selection. Sufficiently obscure 1192 # Endianness selection. Sufficiently obscure so many users don't know what to 1175 # answer,so we try hard to limit the availabl 1193 # answer,so we try hard to limit the available choices. Also the use of a 1176 # choice statement should be more obvious to 1194 # choice statement should be more obvious to the user. 1177 # 1195 # 1178 choice 1196 choice 1179 prompt "Endianness selection" 1197 prompt "Endianness selection" 1180 help 1198 help 1181 Some MIPS machines can be configure 1199 Some MIPS machines can be configured for either little or big endian 1182 byte order. These modes require dif 1200 byte order. These modes require different kernels and a different 1183 Linux distribution. In general the 1201 Linux distribution. In general there is one preferred byteorder for a 1184 particular system but some systems 1202 particular system but some systems are just as commonly used in the 1185 one or the other endianness. 1203 one or the other endianness. 1186 1204 1187 config CPU_BIG_ENDIAN 1205 config CPU_BIG_ENDIAN 1188 bool "Big endian" 1206 bool "Big endian" 1189 depends on SYS_SUPPORTS_BIG_ENDIAN 1207 depends on SYS_SUPPORTS_BIG_ENDIAN 1190 1208 1191 config CPU_LITTLE_ENDIAN 1209 config CPU_LITTLE_ENDIAN 1192 bool "Little endian" 1210 bool "Little endian" 1193 depends on SYS_SUPPORTS_LITTLE_ENDIAN 1211 depends on SYS_SUPPORTS_LITTLE_ENDIAN 1194 1212 1195 endchoice 1213 endchoice 1196 1214 1197 config EXPORT_UASM 1215 config EXPORT_UASM 1198 bool 1216 bool 1199 1217 1200 config SYS_SUPPORTS_APM_EMULATION 1218 config SYS_SUPPORTS_APM_EMULATION 1201 bool 1219 bool 1202 1220 1203 config SYS_SUPPORTS_BIG_ENDIAN 1221 config SYS_SUPPORTS_BIG_ENDIAN 1204 bool 1222 bool 1205 1223 1206 config SYS_SUPPORTS_LITTLE_ENDIAN 1224 config SYS_SUPPORTS_LITTLE_ENDIAN 1207 bool 1225 bool 1208 1226 >> 1227 config SYS_SUPPORTS_HUGETLBFS >> 1228 bool >> 1229 depends on CPU_SUPPORTS_HUGEPAGES && 64BIT >> 1230 default y >> 1231 1209 config MIPS_HUGE_TLB_SUPPORT 1232 config MIPS_HUGE_TLB_SUPPORT 1210 def_bool HUGETLB_PAGE || TRANSPARENT_ 1233 def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE 1211 1234 >> 1235 config IRQ_CPU_RM7K >> 1236 bool >> 1237 >> 1238 config IRQ_MSP_SLP >> 1239 bool >> 1240 >> 1241 config IRQ_MSP_CIC >> 1242 bool >> 1243 1212 config IRQ_TXX9 1244 config IRQ_TXX9 1213 bool 1245 bool 1214 1246 1215 config IRQ_GT641XX 1247 config IRQ_GT641XX 1216 bool 1248 bool 1217 1249 1218 config PCI_GT64XXX_PCI0 1250 config PCI_GT64XXX_PCI0 1219 bool 1251 bool 1220 1252 1221 config PCI_XTALK_BRIDGE !! 1253 config NO_EXCEPT_FILL 1222 bool 1254 bool 1223 1255 1224 config NO_EXCEPT_FILL !! 1256 config SOC_EMMA2RH >> 1257 bool >> 1258 select CEVT_R4K >> 1259 select CSRC_R4K >> 1260 select DMA_NONCOHERENT >> 1261 select IRQ_MIPS_CPU >> 1262 select SWAP_IO_SPACE >> 1263 select SYS_HAS_CPU_R5500 >> 1264 select SYS_SUPPORTS_32BIT_KERNEL >> 1265 select SYS_SUPPORTS_64BIT_KERNEL >> 1266 select SYS_SUPPORTS_BIG_ENDIAN >> 1267 >> 1268 config SOC_PNX833X >> 1269 bool >> 1270 select CEVT_R4K >> 1271 select CSRC_R4K >> 1272 select IRQ_MIPS_CPU >> 1273 select DMA_NONCOHERENT >> 1274 select SYS_HAS_CPU_MIPS32_R2 >> 1275 select SYS_SUPPORTS_32BIT_KERNEL >> 1276 select SYS_SUPPORTS_LITTLE_ENDIAN >> 1277 select SYS_SUPPORTS_BIG_ENDIAN >> 1278 select SYS_SUPPORTS_MIPS16 >> 1279 select CPU_MIPSR2_IRQ_VI >> 1280 >> 1281 config SOC_PNX8335 1225 bool 1282 bool >> 1283 select SOC_PNX833X 1226 1284 1227 config MIPS_SPRAM 1285 config MIPS_SPRAM 1228 bool 1286 bool 1229 1287 1230 config SWAP_IO_SPACE 1288 config SWAP_IO_SPACE 1231 bool 1289 bool 1232 1290 1233 config SGI_HAS_INDYDOG 1291 config SGI_HAS_INDYDOG 1234 bool 1292 bool 1235 1293 1236 config SGI_HAS_HAL2 1294 config SGI_HAS_HAL2 1237 bool 1295 bool 1238 1296 1239 config SGI_HAS_SEEQ 1297 config SGI_HAS_SEEQ 1240 bool 1298 bool 1241 1299 1242 config SGI_HAS_WD93 1300 config SGI_HAS_WD93 1243 bool 1301 bool 1244 1302 1245 config SGI_HAS_ZILOG 1303 config SGI_HAS_ZILOG 1246 bool 1304 bool 1247 1305 1248 config SGI_HAS_I8042 1306 config SGI_HAS_I8042 1249 bool 1307 bool 1250 1308 1251 config DEFAULT_SGI_PARTITION 1309 config DEFAULT_SGI_PARTITION 1252 bool 1310 bool 1253 1311 1254 config FW_ARC32 1312 config FW_ARC32 1255 bool 1313 bool 1256 1314 1257 config FW_SNIPROM 1315 config FW_SNIPROM 1258 bool 1316 bool 1259 1317 1260 config BOOT_ELF32 1318 config BOOT_ELF32 1261 bool 1319 bool 1262 1320 1263 config MIPS_L1_CACHE_SHIFT_4 1321 config MIPS_L1_CACHE_SHIFT_4 1264 bool 1322 bool 1265 1323 1266 config MIPS_L1_CACHE_SHIFT_5 1324 config MIPS_L1_CACHE_SHIFT_5 1267 bool 1325 bool 1268 1326 1269 config MIPS_L1_CACHE_SHIFT_6 1327 config MIPS_L1_CACHE_SHIFT_6 1270 bool 1328 bool 1271 1329 1272 config MIPS_L1_CACHE_SHIFT_7 1330 config MIPS_L1_CACHE_SHIFT_7 1273 bool 1331 bool 1274 1332 1275 config MIPS_L1_CACHE_SHIFT 1333 config MIPS_L1_CACHE_SHIFT 1276 int 1334 int 1277 default "7" if MIPS_L1_CACHE_SHIFT_7 1335 default "7" if MIPS_L1_CACHE_SHIFT_7 1278 default "6" if MIPS_L1_CACHE_SHIFT_6 1336 default "6" if MIPS_L1_CACHE_SHIFT_6 1279 default "5" if MIPS_L1_CACHE_SHIFT_5 1337 default "5" if MIPS_L1_CACHE_SHIFT_5 1280 default "4" if MIPS_L1_CACHE_SHIFT_4 1338 default "4" if MIPS_L1_CACHE_SHIFT_4 1281 default "5" 1339 default "5" 1282 1340 1283 config ARC_CMDLINE_ONLY !! 1341 config HAVE_STD_PC_SERIAL_PORT 1284 bool 1342 bool 1285 1343 1286 config ARC_CONSOLE 1344 config ARC_CONSOLE 1287 bool "ARC console support" 1345 bool "ARC console support" 1288 depends on SGI_IP22 || SGI_IP28 || (S 1346 depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) 1289 1347 1290 config ARC_MEMORY 1348 config ARC_MEMORY 1291 bool 1349 bool >> 1350 depends on MACH_JAZZ || SNI_RM || SGI_IP32 >> 1351 default y 1292 1352 1293 config ARC_PROMLIB 1353 config ARC_PROMLIB 1294 bool 1354 bool >> 1355 depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 >> 1356 default y 1295 1357 1296 config FW_ARC64 1358 config FW_ARC64 1297 bool 1359 bool 1298 1360 1299 config BOOT_ELF64 1361 config BOOT_ELF64 1300 bool 1362 bool 1301 1363 1302 menu "CPU selection" 1364 menu "CPU selection" 1303 1365 1304 choice 1366 choice 1305 prompt "CPU type" 1367 prompt "CPU type" 1306 default CPU_R4X00 1368 default CPU_R4X00 1307 1369 1308 config CPU_LOONGSON64 !! 1370 config CPU_LOONGSON3 1309 bool "Loongson 64-bit CPU" !! 1371 bool "Loongson 3 CPU" 1310 depends on SYS_HAS_CPU_LOONGSON64 !! 1372 depends on SYS_HAS_CPU_LOONGSON3 1311 select ARCH_HAS_PHYS_TO_DMA 1373 select ARCH_HAS_PHYS_TO_DMA 1312 select CPU_MIPSR2 << 1313 select CPU_HAS_PREFETCH << 1314 select CPU_SUPPORTS_64BIT_KERNEL 1374 select CPU_SUPPORTS_64BIT_KERNEL 1315 select CPU_SUPPORTS_HIGHMEM 1375 select CPU_SUPPORTS_HIGHMEM 1316 select CPU_SUPPORTS_HUGEPAGES 1376 select CPU_SUPPORTS_HUGEPAGES 1317 select CPU_SUPPORTS_MSA !! 1377 select CPU_HAS_LOAD_STORE_LR 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 1378 select WEAK_ORDERING 1323 select WEAK_REORDERING_BEYOND_LLSC 1379 select WEAK_REORDERING_BEYOND_LLSC 1324 select MIPS_ASID_BITS_VARIABLE << 1325 select MIPS_PGD_C0_CONTEXT 1380 select MIPS_PGD_C0_CONTEXT 1326 select MIPS_L1_CACHE_SHIFT_6 1381 select MIPS_L1_CACHE_SHIFT_6 1327 select MIPS_FP_SUPPORT << 1328 select GPIOLIB 1382 select GPIOLIB 1329 select SWIOTLB 1383 select SWIOTLB 1330 help 1384 help 1331 The Loongson GSx64(GS264/GS464/GS46 !! 1385 The Loongson 3 processor implements the MIPS64R2 instruction 1332 cores implements the MIPS64R2 instr !! 1386 set with many extensions. 1333 including most 64-bit Loongson-2 (2 !! 1387 1334 3B1000, 3B1500, 3A2000, 3A3000 and !! 1388 config LOONGSON3_ENHANCEMENT 1335 Loongson-2E/2F is not covered here !! 1389 bool "New Loongson 3 CPU Enhancements" >> 1390 default n >> 1391 select CPU_MIPSR2 >> 1392 select CPU_HAS_PREFETCH >> 1393 depends on CPU_LOONGSON3 >> 1394 help >> 1395 New Loongson 3 CPU (since Loongson-3A R2, as opposed to Loongson-3A >> 1396 R1, Loongson-3B R1 and Loongson-3B R2) has many enhancements, such as >> 1397 FTLB, L1-VCache, EI/DI/Wait/Prefetch instruction, DSP/DSPv2 ASE, User >> 1398 Local register, Read-Inhibit/Execute-Inhibit, SFB (Store Fill Buffer), >> 1399 Fast TLB refill support, etc. >> 1400 >> 1401 This option enable those enhancements which are not probed at run >> 1402 time. If you want a generic kernel to run on all Loongson 3 machines, >> 1403 please say 'N' here. If you want a high-performance kernel to run on >> 1404 new Loongson 3 machines only, please say 'Y' here. >> 1405 >> 1406 config CPU_LOONGSON3_WORKAROUNDS >> 1407 bool "Old Loongson 3 LLSC Workarounds" >> 1408 default y if SMP >> 1409 depends on CPU_LOONGSON3 >> 1410 help >> 1411 Loongson 3 processors have the llsc issues which require workarounds. >> 1412 Without workarounds the system may hang unexpectedly. >> 1413 >> 1414 Newer Loongson 3 will fix these issues and no workarounds are needed. >> 1415 The workarounds have no significant side effect on them but may >> 1416 decrease the performance of the system so this option should be >> 1417 disabled unless the kernel is intended to be run on old systems. >> 1418 >> 1419 If unsure, please say Y. 1336 1420 1337 config CPU_LOONGSON2E 1421 config CPU_LOONGSON2E 1338 bool "Loongson 2E" 1422 bool "Loongson 2E" 1339 depends on SYS_HAS_CPU_LOONGSON2E 1423 depends on SYS_HAS_CPU_LOONGSON2E 1340 select CPU_LOONGSON2EF !! 1424 select CPU_LOONGSON2 1341 help 1425 help 1342 The Loongson 2E processor implement 1426 The Loongson 2E processor implements the MIPS III instruction set 1343 with many extensions. 1427 with many extensions. 1344 1428 1345 It has an internal FPGA northbridge 1429 It has an internal FPGA northbridge, which is compatible to 1346 bonito64. 1430 bonito64. 1347 1431 1348 config CPU_LOONGSON2F 1432 config CPU_LOONGSON2F 1349 bool "Loongson 2F" 1433 bool "Loongson 2F" 1350 depends on SYS_HAS_CPU_LOONGSON2F 1434 depends on SYS_HAS_CPU_LOONGSON2F 1351 select CPU_LOONGSON2EF !! 1435 select CPU_LOONGSON2 >> 1436 select GPIOLIB 1352 help 1437 help 1353 The Loongson 2F processor implement 1438 The Loongson 2F processor implements the MIPS III instruction set 1354 with many extensions. 1439 with many extensions. 1355 1440 1356 Loongson2F have built-in DDR2 and P 1441 Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller 1357 have a similar programming interfac 1442 have a similar programming interface with FPGA northbridge used in 1358 Loongson2E. 1443 Loongson2E. 1359 1444 1360 config CPU_LOONGSON1B 1445 config CPU_LOONGSON1B 1361 bool "Loongson 1B" 1446 bool "Loongson 1B" 1362 depends on SYS_HAS_CPU_LOONGSON1B 1447 depends on SYS_HAS_CPU_LOONGSON1B 1363 select CPU_LOONGSON32 !! 1448 select CPU_LOONGSON1 1364 select LEDS_GPIO_REGISTER 1449 select LEDS_GPIO_REGISTER 1365 help 1450 help 1366 The Loongson 1B is a 32-bit SoC, wh 1451 The Loongson 1B is a 32-bit SoC, which implements the MIPS32 1367 Release 1 instruction set and part 1452 Release 1 instruction set and part of the MIPS32 Release 2 1368 instruction set. 1453 instruction set. 1369 1454 1370 config CPU_LOONGSON1C 1455 config CPU_LOONGSON1C 1371 bool "Loongson 1C" 1456 bool "Loongson 1C" 1372 depends on SYS_HAS_CPU_LOONGSON1C 1457 depends on SYS_HAS_CPU_LOONGSON1C 1373 select CPU_LOONGSON32 !! 1458 select CPU_LOONGSON1 1374 select LEDS_GPIO_REGISTER 1459 select LEDS_GPIO_REGISTER 1375 help 1460 help 1376 The Loongson 1C is a 32-bit SoC, wh 1461 The Loongson 1C is a 32-bit SoC, which implements the MIPS32 1377 Release 1 instruction set and part 1462 Release 1 instruction set and part of the MIPS32 Release 2 1378 instruction set. 1463 instruction set. 1379 1464 1380 config CPU_MIPS32_R1 1465 config CPU_MIPS32_R1 1381 bool "MIPS32 Release 1" 1466 bool "MIPS32 Release 1" 1382 depends on SYS_HAS_CPU_MIPS32_R1 1467 depends on SYS_HAS_CPU_MIPS32_R1 1383 select CPU_HAS_PREFETCH 1468 select CPU_HAS_PREFETCH >> 1469 select CPU_HAS_LOAD_STORE_LR 1384 select CPU_SUPPORTS_32BIT_KERNEL 1470 select CPU_SUPPORTS_32BIT_KERNEL 1385 select CPU_SUPPORTS_HIGHMEM 1471 select CPU_SUPPORTS_HIGHMEM 1386 help 1472 help 1387 Choose this option to build a kerne 1473 Choose this option to build a kernel for release 1 or later of the 1388 MIPS32 architecture. Most modern e 1474 MIPS32 architecture. Most modern embedded systems with a 32-bit 1389 MIPS processor are based on a MIPS3 1475 MIPS processor are based on a MIPS32 processor. If you know the 1390 specific type of processor in your 1476 specific type of processor in your system, choose those that one 1391 otherwise CPU_MIPS32_R1 is a safe b 1477 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 1392 Release 2 of the MIPS32 architectur 1478 Release 2 of the MIPS32 architecture is available since several 1393 years so chances are you even have 1479 years so chances are you even have a MIPS32 Release 2 processor 1394 in which case you should choose CPU 1480 in which case you should choose CPU_MIPS32_R2 instead for better 1395 performance. 1481 performance. 1396 1482 1397 config CPU_MIPS32_R2 1483 config CPU_MIPS32_R2 1398 bool "MIPS32 Release 2" 1484 bool "MIPS32 Release 2" 1399 depends on SYS_HAS_CPU_MIPS32_R2 1485 depends on SYS_HAS_CPU_MIPS32_R2 1400 select CPU_HAS_PREFETCH 1486 select CPU_HAS_PREFETCH >> 1487 select CPU_HAS_LOAD_STORE_LR 1401 select CPU_SUPPORTS_32BIT_KERNEL 1488 select CPU_SUPPORTS_32BIT_KERNEL 1402 select CPU_SUPPORTS_HIGHMEM 1489 select CPU_SUPPORTS_HIGHMEM 1403 select CPU_SUPPORTS_MSA 1490 select CPU_SUPPORTS_MSA >> 1491 select HAVE_KVM 1404 help 1492 help 1405 Choose this option to build a kerne 1493 Choose this option to build a kernel for release 2 or later of the 1406 MIPS32 architecture. Most modern e 1494 MIPS32 architecture. Most modern embedded systems with a 32-bit 1407 MIPS processor are based on a MIPS3 1495 MIPS processor are based on a MIPS32 processor. If you know the 1408 specific type of processor in your 1496 specific type of processor in your system, choose those that one 1409 otherwise CPU_MIPS32_R1 is a safe b 1497 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. 1410 1498 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 1499 config CPU_MIPS32_R6 1427 bool "MIPS32 Release 6" 1500 bool "MIPS32 Release 6" 1428 depends on SYS_HAS_CPU_MIPS32_R6 1501 depends on SYS_HAS_CPU_MIPS32_R6 1429 select CPU_HAS_PREFETCH 1502 select CPU_HAS_PREFETCH 1430 select CPU_NO_LOAD_STORE_LR << 1431 select CPU_SUPPORTS_32BIT_KERNEL 1503 select CPU_SUPPORTS_32BIT_KERNEL 1432 select CPU_SUPPORTS_HIGHMEM 1504 select CPU_SUPPORTS_HIGHMEM 1433 select CPU_SUPPORTS_MSA 1505 select CPU_SUPPORTS_MSA 1434 select CPU_SUPPORTS_VZ !! 1506 select HAVE_KVM 1435 select MIPS_O32_FP64_SUPPORT 1507 select MIPS_O32_FP64_SUPPORT 1436 help 1508 help 1437 Choose this option to build a kerne 1509 Choose this option to build a kernel for release 6 or later of the 1438 MIPS32 architecture. New MIPS proc 1510 MIPS32 architecture. New MIPS processors, starting with the Warrior 1439 family, are based on a MIPS32r6 pro 1511 family, are based on a MIPS32r6 processor. If you own an older 1440 processor, you probably need to sel 1512 processor, you probably need to select MIPS32r1 or MIPS32r2 instead. 1441 1513 1442 config CPU_MIPS64_R1 1514 config CPU_MIPS64_R1 1443 bool "MIPS64 Release 1" 1515 bool "MIPS64 Release 1" 1444 depends on SYS_HAS_CPU_MIPS64_R1 1516 depends on SYS_HAS_CPU_MIPS64_R1 1445 select CPU_HAS_PREFETCH 1517 select CPU_HAS_PREFETCH >> 1518 select CPU_HAS_LOAD_STORE_LR 1446 select CPU_SUPPORTS_32BIT_KERNEL 1519 select CPU_SUPPORTS_32BIT_KERNEL 1447 select CPU_SUPPORTS_64BIT_KERNEL 1520 select CPU_SUPPORTS_64BIT_KERNEL 1448 select CPU_SUPPORTS_HIGHMEM 1521 select CPU_SUPPORTS_HIGHMEM 1449 select CPU_SUPPORTS_HUGEPAGES 1522 select CPU_SUPPORTS_HUGEPAGES 1450 help 1523 help 1451 Choose this option to build a kerne 1524 Choose this option to build a kernel for release 1 or later of the 1452 MIPS64 architecture. Many modern e 1525 MIPS64 architecture. Many modern embedded systems with a 64-bit 1453 MIPS processor are based on a MIPS6 1526 MIPS processor are based on a MIPS64 processor. If you know the 1454 specific type of processor in your 1527 specific type of processor in your system, choose those that one 1455 otherwise CPU_MIPS64_R1 is a safe b 1528 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 1456 Release 2 of the MIPS64 architectur 1529 Release 2 of the MIPS64 architecture is available since several 1457 years so chances are you even have 1530 years so chances are you even have a MIPS64 Release 2 processor 1458 in which case you should choose CPU 1531 in which case you should choose CPU_MIPS64_R2 instead for better 1459 performance. 1532 performance. 1460 1533 1461 config CPU_MIPS64_R2 1534 config CPU_MIPS64_R2 1462 bool "MIPS64 Release 2" 1535 bool "MIPS64 Release 2" 1463 depends on SYS_HAS_CPU_MIPS64_R2 1536 depends on SYS_HAS_CPU_MIPS64_R2 1464 select CPU_HAS_PREFETCH 1537 select CPU_HAS_PREFETCH >> 1538 select CPU_HAS_LOAD_STORE_LR 1465 select CPU_SUPPORTS_32BIT_KERNEL 1539 select CPU_SUPPORTS_32BIT_KERNEL 1466 select CPU_SUPPORTS_64BIT_KERNEL 1540 select CPU_SUPPORTS_64BIT_KERNEL 1467 select CPU_SUPPORTS_HIGHMEM 1541 select CPU_SUPPORTS_HIGHMEM 1468 select CPU_SUPPORTS_HUGEPAGES 1542 select CPU_SUPPORTS_HUGEPAGES 1469 select CPU_SUPPORTS_MSA 1543 select CPU_SUPPORTS_MSA >> 1544 select HAVE_KVM 1470 help 1545 help 1471 Choose this option to build a kerne 1546 Choose this option to build a kernel for release 2 or later of the 1472 MIPS64 architecture. Many modern e 1547 MIPS64 architecture. Many modern embedded systems with a 64-bit 1473 MIPS processor are based on a MIPS6 1548 MIPS processor are based on a MIPS64 processor. If you know the 1474 specific type of processor in your 1549 specific type of processor in your system, choose those that one 1475 otherwise CPU_MIPS64_R1 is a safe b 1550 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. 1476 1551 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 1552 config CPU_MIPS64_R6 1495 bool "MIPS64 Release 6" 1553 bool "MIPS64 Release 6" 1496 depends on SYS_HAS_CPU_MIPS64_R6 1554 depends on SYS_HAS_CPU_MIPS64_R6 1497 select CPU_HAS_PREFETCH 1555 select CPU_HAS_PREFETCH 1498 select CPU_NO_LOAD_STORE_LR << 1499 select CPU_SUPPORTS_32BIT_KERNEL 1556 select CPU_SUPPORTS_32BIT_KERNEL 1500 select CPU_SUPPORTS_64BIT_KERNEL 1557 select CPU_SUPPORTS_64BIT_KERNEL 1501 select CPU_SUPPORTS_HIGHMEM 1558 select CPU_SUPPORTS_HIGHMEM 1502 select CPU_SUPPORTS_HUGEPAGES << 1503 select CPU_SUPPORTS_MSA 1559 select CPU_SUPPORTS_MSA 1504 select MIPS_O32_FP64_SUPPORT if 32BIT 1560 select MIPS_O32_FP64_SUPPORT if 32BIT || MIPS32_O32 1505 select CPU_SUPPORTS_VZ !! 1561 select HAVE_KVM 1506 help 1562 help 1507 Choose this option to build a kerne 1563 Choose this option to build a kernel for release 6 or later of the 1508 MIPS64 architecture. New MIPS proc 1564 MIPS64 architecture. New MIPS processors, starting with the Warrior 1509 family, are based on a MIPS64r6 pro 1565 family, are based on a MIPS64r6 processor. If you own an older 1510 processor, you probably need to sel 1566 processor, you probably need to select MIPS64r1 or MIPS64r2 instead. 1511 1567 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 1568 config CPU_R3000 1534 bool "R3000" 1569 bool "R3000" 1535 depends on SYS_HAS_CPU_R3000 1570 depends on SYS_HAS_CPU_R3000 1536 select CPU_HAS_WB 1571 select CPU_HAS_WB 1537 select CPU_R3K_TLB !! 1572 select CPU_HAS_LOAD_STORE_LR 1538 select CPU_SUPPORTS_32BIT_KERNEL 1573 select CPU_SUPPORTS_32BIT_KERNEL 1539 select CPU_SUPPORTS_HIGHMEM 1574 select CPU_SUPPORTS_HIGHMEM 1540 help 1575 help 1541 Please make sure to pick the right 1576 Please make sure to pick the right CPU type. Linux/MIPS is not 1542 designed to be generic, i.e. Kernel 1577 designed to be generic, i.e. Kernels compiled for R3000 CPUs will 1543 *not* work on R4000 machines and vi 1578 *not* work on R4000 machines and vice versa. However, since most 1544 of the supported machines have an R 1579 of the supported machines have an R4000 (or similar) CPU, R4x00 1545 might be a safe bet. If the result 1580 might be a safe bet. If the resulting kernel does not work, 1546 try to recompile with R3000. 1581 try to recompile with R3000. 1547 1582 >> 1583 config CPU_TX39XX >> 1584 bool "R39XX" >> 1585 depends on SYS_HAS_CPU_TX39XX >> 1586 select CPU_SUPPORTS_32BIT_KERNEL >> 1587 select CPU_HAS_LOAD_STORE_LR >> 1588 >> 1589 config CPU_VR41XX >> 1590 bool "R41xx" >> 1591 depends on SYS_HAS_CPU_VR41XX >> 1592 select CPU_SUPPORTS_32BIT_KERNEL >> 1593 select CPU_SUPPORTS_64BIT_KERNEL >> 1594 select CPU_HAS_LOAD_STORE_LR >> 1595 help >> 1596 The options selects support for the NEC VR4100 series of processors. >> 1597 Only choose this option if you have one of these processors as a >> 1598 kernel built with this option will not run on any other type of >> 1599 processor or vice versa. >> 1600 1548 config CPU_R4300 1601 config CPU_R4300 1549 bool "R4300" 1602 bool "R4300" 1550 depends on SYS_HAS_CPU_R4300 1603 depends on SYS_HAS_CPU_R4300 1551 select CPU_SUPPORTS_32BIT_KERNEL 1604 select CPU_SUPPORTS_32BIT_KERNEL 1552 select CPU_SUPPORTS_64BIT_KERNEL 1605 select CPU_SUPPORTS_64BIT_KERNEL >> 1606 select CPU_HAS_LOAD_STORE_LR 1553 help 1607 help 1554 MIPS Technologies R4300-series proc 1608 MIPS Technologies R4300-series processors. 1555 1609 1556 config CPU_R4X00 1610 config CPU_R4X00 1557 bool "R4x00" 1611 bool "R4x00" 1558 depends on SYS_HAS_CPU_R4X00 1612 depends on SYS_HAS_CPU_R4X00 1559 select CPU_SUPPORTS_32BIT_KERNEL 1613 select CPU_SUPPORTS_32BIT_KERNEL 1560 select CPU_SUPPORTS_64BIT_KERNEL 1614 select CPU_SUPPORTS_64BIT_KERNEL 1561 select CPU_SUPPORTS_HUGEPAGES 1615 select CPU_SUPPORTS_HUGEPAGES >> 1616 select CPU_HAS_LOAD_STORE_LR 1562 help 1617 help 1563 MIPS Technologies R4000-series proc 1618 MIPS Technologies R4000-series processors other than 4300, including 1564 the R4000, R4400, R4600, and 4700. 1619 the R4000, R4400, R4600, and 4700. 1565 1620 1566 config CPU_TX49XX 1621 config CPU_TX49XX 1567 bool "R49XX" 1622 bool "R49XX" 1568 depends on SYS_HAS_CPU_TX49XX 1623 depends on SYS_HAS_CPU_TX49XX 1569 select CPU_HAS_PREFETCH 1624 select CPU_HAS_PREFETCH >> 1625 select CPU_HAS_LOAD_STORE_LR 1570 select CPU_SUPPORTS_32BIT_KERNEL 1626 select CPU_SUPPORTS_32BIT_KERNEL 1571 select CPU_SUPPORTS_64BIT_KERNEL 1627 select CPU_SUPPORTS_64BIT_KERNEL 1572 select CPU_SUPPORTS_HUGEPAGES 1628 select CPU_SUPPORTS_HUGEPAGES 1573 1629 1574 config CPU_R5000 1630 config CPU_R5000 1575 bool "R5000" 1631 bool "R5000" 1576 depends on SYS_HAS_CPU_R5000 1632 depends on SYS_HAS_CPU_R5000 1577 select CPU_SUPPORTS_32BIT_KERNEL 1633 select CPU_SUPPORTS_32BIT_KERNEL 1578 select CPU_SUPPORTS_64BIT_KERNEL 1634 select CPU_SUPPORTS_64BIT_KERNEL 1579 select CPU_SUPPORTS_HUGEPAGES 1635 select CPU_SUPPORTS_HUGEPAGES >> 1636 select CPU_HAS_LOAD_STORE_LR 1580 help 1637 help 1581 MIPS Technologies R5000-series proc 1638 MIPS Technologies R5000-series processors other than the Nevada. 1582 1639 >> 1640 config CPU_R5432 >> 1641 bool "R5432" >> 1642 depends on SYS_HAS_CPU_R5432 >> 1643 select CPU_SUPPORTS_32BIT_KERNEL >> 1644 select CPU_SUPPORTS_64BIT_KERNEL >> 1645 select CPU_SUPPORTS_HUGEPAGES >> 1646 select CPU_HAS_LOAD_STORE_LR >> 1647 1583 config CPU_R5500 1648 config CPU_R5500 1584 bool "R5500" 1649 bool "R5500" 1585 depends on SYS_HAS_CPU_R5500 1650 depends on SYS_HAS_CPU_R5500 1586 select CPU_SUPPORTS_32BIT_KERNEL 1651 select CPU_SUPPORTS_32BIT_KERNEL 1587 select CPU_SUPPORTS_64BIT_KERNEL 1652 select CPU_SUPPORTS_64BIT_KERNEL 1588 select CPU_SUPPORTS_HUGEPAGES 1653 select CPU_SUPPORTS_HUGEPAGES >> 1654 select CPU_HAS_LOAD_STORE_LR 1589 help 1655 help 1590 NEC VR5500 and VR5500A series proce 1656 NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV 1591 instruction set. 1657 instruction set. 1592 1658 1593 config CPU_NEVADA 1659 config CPU_NEVADA 1594 bool "RM52xx" 1660 bool "RM52xx" 1595 depends on SYS_HAS_CPU_NEVADA 1661 depends on SYS_HAS_CPU_NEVADA 1596 select CPU_SUPPORTS_32BIT_KERNEL 1662 select CPU_SUPPORTS_32BIT_KERNEL 1597 select CPU_SUPPORTS_64BIT_KERNEL 1663 select CPU_SUPPORTS_64BIT_KERNEL 1598 select CPU_SUPPORTS_HUGEPAGES 1664 select CPU_SUPPORTS_HUGEPAGES >> 1665 select CPU_HAS_LOAD_STORE_LR 1599 help 1666 help 1600 QED / PMC-Sierra RM52xx-series ("Ne 1667 QED / PMC-Sierra RM52xx-series ("Nevada") processors. 1601 1668 >> 1669 config CPU_R8000 >> 1670 bool "R8000" >> 1671 depends on SYS_HAS_CPU_R8000 >> 1672 select CPU_HAS_PREFETCH >> 1673 select CPU_HAS_LOAD_STORE_LR >> 1674 select CPU_SUPPORTS_64BIT_KERNEL >> 1675 help >> 1676 MIPS Technologies R8000 processors. Note these processors are >> 1677 uncommon and the support for them is incomplete. >> 1678 1602 config CPU_R10000 1679 config CPU_R10000 1603 bool "R10000" 1680 bool "R10000" 1604 depends on SYS_HAS_CPU_R10000 1681 depends on SYS_HAS_CPU_R10000 1605 select CPU_HAS_PREFETCH 1682 select CPU_HAS_PREFETCH >> 1683 select CPU_HAS_LOAD_STORE_LR 1606 select CPU_SUPPORTS_32BIT_KERNEL 1684 select CPU_SUPPORTS_32BIT_KERNEL 1607 select CPU_SUPPORTS_64BIT_KERNEL 1685 select CPU_SUPPORTS_64BIT_KERNEL 1608 select CPU_SUPPORTS_HIGHMEM 1686 select CPU_SUPPORTS_HIGHMEM 1609 select CPU_SUPPORTS_HUGEPAGES 1687 select CPU_SUPPORTS_HUGEPAGES 1610 help 1688 help 1611 MIPS Technologies R10000-series pro 1689 MIPS Technologies R10000-series processors. 1612 1690 1613 config CPU_RM7000 1691 config CPU_RM7000 1614 bool "RM7000" 1692 bool "RM7000" 1615 depends on SYS_HAS_CPU_RM7000 1693 depends on SYS_HAS_CPU_RM7000 1616 select CPU_HAS_PREFETCH 1694 select CPU_HAS_PREFETCH >> 1695 select CPU_HAS_LOAD_STORE_LR 1617 select CPU_SUPPORTS_32BIT_KERNEL 1696 select CPU_SUPPORTS_32BIT_KERNEL 1618 select CPU_SUPPORTS_64BIT_KERNEL 1697 select CPU_SUPPORTS_64BIT_KERNEL 1619 select CPU_SUPPORTS_HIGHMEM 1698 select CPU_SUPPORTS_HIGHMEM 1620 select CPU_SUPPORTS_HUGEPAGES 1699 select CPU_SUPPORTS_HUGEPAGES 1621 1700 1622 config CPU_SB1 1701 config CPU_SB1 1623 bool "SB1" 1702 bool "SB1" 1624 depends on SYS_HAS_CPU_SB1 1703 depends on SYS_HAS_CPU_SB1 >> 1704 select CPU_HAS_LOAD_STORE_LR 1625 select CPU_SUPPORTS_32BIT_KERNEL 1705 select CPU_SUPPORTS_32BIT_KERNEL 1626 select CPU_SUPPORTS_64BIT_KERNEL 1706 select CPU_SUPPORTS_64BIT_KERNEL 1627 select CPU_SUPPORTS_HIGHMEM 1707 select CPU_SUPPORTS_HIGHMEM 1628 select CPU_SUPPORTS_HUGEPAGES 1708 select CPU_SUPPORTS_HUGEPAGES 1629 select WEAK_ORDERING 1709 select WEAK_ORDERING 1630 1710 1631 config CPU_CAVIUM_OCTEON 1711 config CPU_CAVIUM_OCTEON 1632 bool "Cavium Octeon processor" 1712 bool "Cavium Octeon processor" 1633 depends on SYS_HAS_CPU_CAVIUM_OCTEON 1713 depends on SYS_HAS_CPU_CAVIUM_OCTEON 1634 select CPU_HAS_PREFETCH 1714 select CPU_HAS_PREFETCH >> 1715 select CPU_HAS_LOAD_STORE_LR 1635 select CPU_SUPPORTS_64BIT_KERNEL 1716 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 1717 select WEAK_ORDERING 1639 select CPU_SUPPORTS_HIGHMEM 1718 select CPU_SUPPORTS_HIGHMEM 1640 select CPU_SUPPORTS_HUGEPAGES 1719 select CPU_SUPPORTS_HUGEPAGES 1641 select USB_EHCI_BIG_ENDIAN_MMIO if CP 1720 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 1642 select USB_OHCI_BIG_ENDIAN_MMIO if CP 1721 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN 1643 select MIPS_L1_CACHE_SHIFT_7 1722 select MIPS_L1_CACHE_SHIFT_7 1644 select CPU_SUPPORTS_VZ !! 1723 select HAVE_KVM 1645 help 1724 help 1646 The Cavium Octeon processor is a hi 1725 The Cavium Octeon processor is a highly integrated chip containing 1647 many ethernet hardware widgets for 1726 many ethernet hardware widgets for networking tasks. The processor 1648 can have up to 16 Mips64v2 cores an 1727 can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. 1649 Full details can be found at http:/ 1728 Full details can be found at http://www.caviumnetworks.com. 1650 1729 1651 config CPU_BMIPS 1730 config CPU_BMIPS 1652 bool "Broadcom BMIPS" 1731 bool "Broadcom BMIPS" 1653 depends on SYS_HAS_CPU_BMIPS 1732 depends on SYS_HAS_CPU_BMIPS 1654 select CPU_MIPS32 1733 select CPU_MIPS32 1655 select CPU_BMIPS32_3300 if SYS_HAS_CP 1734 select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300 1656 select CPU_BMIPS4350 if SYS_HAS_CPU_B 1735 select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350 1657 select CPU_BMIPS4380 if SYS_HAS_CPU_B 1736 select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380 1658 select CPU_BMIPS5000 if SYS_HAS_CPU_B 1737 select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000 1659 select CPU_SUPPORTS_32BIT_KERNEL 1738 select CPU_SUPPORTS_32BIT_KERNEL 1660 select DMA_NONCOHERENT 1739 select DMA_NONCOHERENT 1661 select IRQ_MIPS_CPU 1740 select IRQ_MIPS_CPU 1662 select SWAP_IO_SPACE 1741 select SWAP_IO_SPACE 1663 select WEAK_ORDERING 1742 select WEAK_ORDERING 1664 select CPU_SUPPORTS_HIGHMEM 1743 select CPU_SUPPORTS_HIGHMEM 1665 select CPU_HAS_PREFETCH 1744 select CPU_HAS_PREFETCH >> 1745 select CPU_HAS_LOAD_STORE_LR 1666 select CPU_SUPPORTS_CPUFREQ 1746 select CPU_SUPPORTS_CPUFREQ 1667 select MIPS_EXTERNAL_TIMER 1747 select MIPS_EXTERNAL_TIMER 1668 select GENERIC_IRQ_MIGRATION if HOTPL << 1669 help 1748 help 1670 Support for BMIPS32/3300/4350/4380 1749 Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors. 1671 1750 1672 endchoice !! 1751 config CPU_XLR 1673 !! 1752 bool "Netlogic XLR SoC" 1674 config LOONGSON3_ENHANCEMENT !! 1753 depends on SYS_HAS_CPU_XLR 1675 bool "New Loongson-3 CPU Enhancements !! 1754 select CPU_HAS_LOAD_STORE_LR 1676 default n !! 1755 select CPU_SUPPORTS_32BIT_KERNEL 1677 depends on CPU_LOONGSON64 !! 1756 select CPU_SUPPORTS_64BIT_KERNEL 1678 help !! 1757 select CPU_SUPPORTS_HIGHMEM 1679 New Loongson-3 cores (since Loongso !! 1758 select CPU_SUPPORTS_HUGEPAGES 1680 R1, Loongson-3B R1 and Loongson-3B !! 1759 select WEAK_ORDERING 1681 FTLB, L1-VCache, EI/DI/Wait/Prefetc !! 1760 select WEAK_REORDERING_BEYOND_LLSC 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 1761 help 1695 Loongson-3 processors have the llsc !! 1762 Netlogic Microsystems XLR/XLS processors. 1696 Without workarounds the system may << 1697 << 1698 Say Y, unless you know what you are << 1699 1763 1700 config CPU_LOONGSON3_CPUCFG_EMULATION !! 1764 config CPU_XLP 1701 bool "Emulate the CPUCFG instruction !! 1765 bool "Netlogic XLP SoC" 1702 default y !! 1766 depends on SYS_HAS_CPU_XLP 1703 depends on CPU_LOONGSON64 !! 1767 select CPU_SUPPORTS_32BIT_KERNEL >> 1768 select CPU_SUPPORTS_64BIT_KERNEL >> 1769 select CPU_SUPPORTS_HIGHMEM >> 1770 select WEAK_ORDERING >> 1771 select WEAK_REORDERING_BEYOND_LLSC >> 1772 select CPU_HAS_PREFETCH >> 1773 select CPU_HAS_LOAD_STORE_LR >> 1774 select CPU_MIPSR2 >> 1775 select CPU_SUPPORTS_HUGEPAGES >> 1776 select MIPS_ASID_BITS_VARIABLE 1704 help 1777 help 1705 Loongson-3A R4 and newer have the C !! 1778 Netlogic Microsystems XLP processors. 1706 userland to query CPU capabilities, !! 1779 endchoice 1707 option provides emulation of the in << 1708 cores, back to Loongson-3A1000. << 1709 << 1710 If unsure, please say Y. << 1711 1780 1712 config CPU_MIPS32_3_5_FEATURES 1781 config CPU_MIPS32_3_5_FEATURES 1713 bool "MIPS32 Release 3.5 Features" 1782 bool "MIPS32 Release 3.5 Features" 1714 depends on SYS_HAS_CPU_MIPS32_R3_5 1783 depends on SYS_HAS_CPU_MIPS32_R3_5 1715 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1784 depends on CPU_MIPS32_R2 || CPU_MIPS32_R6 1716 CPU_P5600 << 1717 help 1785 help 1718 Choose this option to build a kerne 1786 Choose this option to build a kernel for release 2 or later of the 1719 MIPS32 architecture including featu 1787 MIPS32 architecture including features from the 3.5 release such as 1720 support for Enhanced Virtual Addres 1788 support for Enhanced Virtual Addressing (EVA). 1721 1789 1722 config CPU_MIPS32_3_5_EVA 1790 config CPU_MIPS32_3_5_EVA 1723 bool "Enhanced Virtual Addressing (EV 1791 bool "Enhanced Virtual Addressing (EVA)" 1724 depends on CPU_MIPS32_3_5_FEATURES 1792 depends on CPU_MIPS32_3_5_FEATURES 1725 select EVA 1793 select EVA 1726 default y 1794 default y 1727 help 1795 help 1728 Choose this option if you want to e 1796 Choose this option if you want to enable the Enhanced Virtual 1729 Addressing (EVA) on your MIPS32 cor 1797 Addressing (EVA) on your MIPS32 core (such as proAptiv). 1730 One of its primary benefits is an i 1798 One of its primary benefits is an increase in the maximum size 1731 of lowmem (up to 3GB). If unsure, s 1799 of lowmem (up to 3GB). If unsure, say 'N' here. 1732 1800 1733 config CPU_MIPS32_R5_FEATURES 1801 config CPU_MIPS32_R5_FEATURES 1734 bool "MIPS32 Release 5 Features" 1802 bool "MIPS32 Release 5 Features" 1735 depends on SYS_HAS_CPU_MIPS32_R5 1803 depends on SYS_HAS_CPU_MIPS32_R5 1736 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1804 depends on CPU_MIPS32_R2 1737 help 1805 help 1738 Choose this option to build a kerne 1806 Choose this option to build a kernel for release 2 or later of the 1739 MIPS32 architecture including featu 1807 MIPS32 architecture including features from release 5 such as 1740 support for Extended Physical Addre 1808 support for Extended Physical Addressing (XPA). 1741 1809 1742 config CPU_MIPS32_R5_XPA 1810 config CPU_MIPS32_R5_XPA 1743 bool "Extended Physical Addressing (X 1811 bool "Extended Physical Addressing (XPA)" 1744 depends on CPU_MIPS32_R5_FEATURES 1812 depends on CPU_MIPS32_R5_FEATURES 1745 depends on !EVA 1813 depends on !EVA 1746 depends on !PAGE_SIZE_4KB 1814 depends on !PAGE_SIZE_4KB 1747 depends on SYS_SUPPORTS_HIGHMEM 1815 depends on SYS_SUPPORTS_HIGHMEM 1748 select XPA 1816 select XPA 1749 select HIGHMEM 1817 select HIGHMEM 1750 select PHYS_ADDR_T_64BIT 1818 select PHYS_ADDR_T_64BIT 1751 default n 1819 default n 1752 help 1820 help 1753 Choose this option if you want to e 1821 Choose this option if you want to enable the Extended Physical 1754 Addressing (XPA) on your MIPS32 cor 1822 Addressing (XPA) on your MIPS32 core (such as P5600 series). The 1755 benefit is to increase physical add 1823 benefit is to increase physical addressing equal to or greater 1756 than 40 bits. Note that this has th 1824 than 40 bits. Note that this has the side effect of turning on 1757 64-bit addressing which in turn mak 1825 64-bit addressing which in turn makes the PTEs 64-bit in size. 1758 If unsure, say 'N' here. 1826 If unsure, say 'N' here. 1759 1827 1760 if CPU_LOONGSON2F 1828 if CPU_LOONGSON2F 1761 config CPU_NOP_WORKAROUNDS 1829 config CPU_NOP_WORKAROUNDS 1762 bool 1830 bool 1763 1831 1764 config CPU_JUMP_WORKAROUNDS 1832 config CPU_JUMP_WORKAROUNDS 1765 bool 1833 bool 1766 1834 1767 config CPU_LOONGSON2F_WORKAROUNDS 1835 config CPU_LOONGSON2F_WORKAROUNDS 1768 bool "Loongson 2F Workarounds" 1836 bool "Loongson 2F Workarounds" 1769 default y 1837 default y 1770 select CPU_NOP_WORKAROUNDS 1838 select CPU_NOP_WORKAROUNDS 1771 select CPU_JUMP_WORKAROUNDS 1839 select CPU_JUMP_WORKAROUNDS 1772 help 1840 help 1773 Loongson 2F01 / 2F02 processors hav 1841 Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which 1774 require workarounds. Without worka 1842 require workarounds. Without workarounds the system may hang 1775 unexpectedly. For more information 1843 unexpectedly. For more information please refer to the gas 1776 -mfix-loongson2f-nop and -mfix-loon 1844 -mfix-loongson2f-nop and -mfix-loongson2f-jump options. 1777 1845 1778 Loongson 2F03 and later have fixed 1846 Loongson 2F03 and later have fixed these issues and no workarounds 1779 are needed. The workarounds have n 1847 are needed. The workarounds have no significant side effect on them 1780 but may decrease the performance of 1848 but may decrease the performance of the system so this option should 1781 be disabled unless the kernel is in 1849 be disabled unless the kernel is intended to be run on 2F01 or 2F02 1782 systems. 1850 systems. 1783 1851 1784 If unsure, please say Y. 1852 If unsure, please say Y. 1785 endif # CPU_LOONGSON2F 1853 endif # CPU_LOONGSON2F 1786 1854 1787 config SYS_SUPPORTS_ZBOOT 1855 config SYS_SUPPORTS_ZBOOT 1788 bool 1856 bool 1789 select HAVE_KERNEL_GZIP 1857 select HAVE_KERNEL_GZIP 1790 select HAVE_KERNEL_BZIP2 1858 select HAVE_KERNEL_BZIP2 1791 select HAVE_KERNEL_LZ4 1859 select HAVE_KERNEL_LZ4 1792 select HAVE_KERNEL_LZMA 1860 select HAVE_KERNEL_LZMA 1793 select HAVE_KERNEL_LZO 1861 select HAVE_KERNEL_LZO 1794 select HAVE_KERNEL_XZ 1862 select HAVE_KERNEL_XZ 1795 select HAVE_KERNEL_ZSTD << 1796 1863 1797 config SYS_SUPPORTS_ZBOOT_UART16550 1864 config SYS_SUPPORTS_ZBOOT_UART16550 1798 bool 1865 bool 1799 select SYS_SUPPORTS_ZBOOT 1866 select SYS_SUPPORTS_ZBOOT 1800 1867 1801 config SYS_SUPPORTS_ZBOOT_UART_PROM 1868 config SYS_SUPPORTS_ZBOOT_UART_PROM 1802 bool 1869 bool 1803 select SYS_SUPPORTS_ZBOOT 1870 select SYS_SUPPORTS_ZBOOT 1804 1871 1805 config CPU_LOONGSON2EF !! 1872 config CPU_LOONGSON2 1806 bool 1873 bool 1807 select CPU_SUPPORTS_32BIT_KERNEL 1874 select CPU_SUPPORTS_32BIT_KERNEL 1808 select CPU_SUPPORTS_64BIT_KERNEL 1875 select CPU_SUPPORTS_64BIT_KERNEL 1809 select CPU_SUPPORTS_HIGHMEM 1876 select CPU_SUPPORTS_HIGHMEM 1810 select CPU_SUPPORTS_HUGEPAGES 1877 select CPU_SUPPORTS_HUGEPAGES >> 1878 select ARCH_HAS_PHYS_TO_DMA >> 1879 select CPU_HAS_LOAD_STORE_LR 1811 1880 1812 config CPU_LOONGSON32 !! 1881 config CPU_LOONGSON1 1813 bool 1882 bool 1814 select CPU_MIPS32 1883 select CPU_MIPS32 1815 select CPU_MIPSR2 !! 1884 select CPU_MIPSR1 1816 select CPU_HAS_PREFETCH 1885 select CPU_HAS_PREFETCH >> 1886 select CPU_HAS_LOAD_STORE_LR 1817 select CPU_SUPPORTS_32BIT_KERNEL 1887 select CPU_SUPPORTS_32BIT_KERNEL 1818 select CPU_SUPPORTS_HIGHMEM 1888 select CPU_SUPPORTS_HIGHMEM 1819 select CPU_SUPPORTS_CPUFREQ 1889 select CPU_SUPPORTS_CPUFREQ 1820 1890 1821 config CPU_BMIPS32_3300 1891 config CPU_BMIPS32_3300 1822 select SMP_UP if SMP 1892 select SMP_UP if SMP 1823 bool 1893 bool 1824 1894 1825 config CPU_BMIPS4350 1895 config CPU_BMIPS4350 1826 bool 1896 bool 1827 select SYS_SUPPORTS_SMP 1897 select SYS_SUPPORTS_SMP 1828 select SYS_SUPPORTS_HOTPLUG_CPU 1898 select SYS_SUPPORTS_HOTPLUG_CPU 1829 1899 1830 config CPU_BMIPS4380 1900 config CPU_BMIPS4380 1831 bool 1901 bool 1832 select MIPS_L1_CACHE_SHIFT_6 1902 select MIPS_L1_CACHE_SHIFT_6 1833 select SYS_SUPPORTS_SMP 1903 select SYS_SUPPORTS_SMP 1834 select SYS_SUPPORTS_HOTPLUG_CPU 1904 select SYS_SUPPORTS_HOTPLUG_CPU 1835 select CPU_HAS_RIXI 1905 select CPU_HAS_RIXI 1836 1906 1837 config CPU_BMIPS5000 1907 config CPU_BMIPS5000 1838 bool 1908 bool 1839 select MIPS_CPU_SCACHE 1909 select MIPS_CPU_SCACHE 1840 select MIPS_L1_CACHE_SHIFT_7 1910 select MIPS_L1_CACHE_SHIFT_7 1841 select SYS_SUPPORTS_SMP 1911 select SYS_SUPPORTS_SMP 1842 select SYS_SUPPORTS_HOTPLUG_CPU 1912 select SYS_SUPPORTS_HOTPLUG_CPU 1843 select CPU_HAS_RIXI 1913 select CPU_HAS_RIXI 1844 1914 1845 config SYS_HAS_CPU_LOONGSON64 !! 1915 config SYS_HAS_CPU_LOONGSON3 1846 bool 1916 bool 1847 select CPU_SUPPORTS_CPUFREQ 1917 select CPU_SUPPORTS_CPUFREQ 1848 select CPU_HAS_RIXI 1918 select CPU_HAS_RIXI 1849 1919 1850 config SYS_HAS_CPU_LOONGSON2E 1920 config SYS_HAS_CPU_LOONGSON2E 1851 bool 1921 bool 1852 1922 1853 config SYS_HAS_CPU_LOONGSON2F 1923 config SYS_HAS_CPU_LOONGSON2F 1854 bool 1924 bool 1855 select CPU_SUPPORTS_CPUFREQ 1925 select CPU_SUPPORTS_CPUFREQ 1856 select CPU_SUPPORTS_ADDRWINCFG if 64B 1926 select CPU_SUPPORTS_ADDRWINCFG if 64BIT >> 1927 select CPU_SUPPORTS_UNCACHED_ACCELERATED 1857 1928 1858 config SYS_HAS_CPU_LOONGSON1B 1929 config SYS_HAS_CPU_LOONGSON1B 1859 bool 1930 bool 1860 1931 1861 config SYS_HAS_CPU_LOONGSON1C 1932 config SYS_HAS_CPU_LOONGSON1C 1862 bool 1933 bool 1863 1934 1864 config SYS_HAS_CPU_MIPS32_R1 1935 config SYS_HAS_CPU_MIPS32_R1 1865 bool 1936 bool 1866 1937 1867 config SYS_HAS_CPU_MIPS32_R2 1938 config SYS_HAS_CPU_MIPS32_R2 1868 bool 1939 bool 1869 1940 1870 config SYS_HAS_CPU_MIPS32_R3_5 1941 config SYS_HAS_CPU_MIPS32_R3_5 1871 bool 1942 bool 1872 1943 1873 config SYS_HAS_CPU_MIPS32_R5 1944 config SYS_HAS_CPU_MIPS32_R5 1874 bool 1945 bool 1875 1946 1876 config SYS_HAS_CPU_MIPS32_R6 1947 config SYS_HAS_CPU_MIPS32_R6 1877 bool 1948 bool 1878 1949 1879 config SYS_HAS_CPU_MIPS64_R1 1950 config SYS_HAS_CPU_MIPS64_R1 1880 bool 1951 bool 1881 1952 1882 config SYS_HAS_CPU_MIPS64_R2 1953 config SYS_HAS_CPU_MIPS64_R2 1883 bool 1954 bool 1884 1955 1885 config SYS_HAS_CPU_MIPS64_R5 !! 1956 config SYS_HAS_CPU_MIPS64_R6 1886 bool 1957 bool 1887 1958 1888 config SYS_HAS_CPU_MIPS64_R6 !! 1959 config SYS_HAS_CPU_R3000 1889 bool 1960 bool 1890 1961 1891 config SYS_HAS_CPU_P5600 !! 1962 config SYS_HAS_CPU_TX39XX 1892 bool 1963 bool 1893 1964 1894 config SYS_HAS_CPU_R3000 !! 1965 config SYS_HAS_CPU_VR41XX 1895 bool 1966 bool 1896 1967 1897 config SYS_HAS_CPU_R4300 1968 config SYS_HAS_CPU_R4300 1898 bool 1969 bool 1899 1970 1900 config SYS_HAS_CPU_R4X00 1971 config SYS_HAS_CPU_R4X00 1901 bool 1972 bool 1902 1973 1903 config SYS_HAS_CPU_TX49XX 1974 config SYS_HAS_CPU_TX49XX 1904 bool 1975 bool 1905 1976 1906 config SYS_HAS_CPU_R5000 1977 config SYS_HAS_CPU_R5000 1907 bool 1978 bool 1908 1979 >> 1980 config SYS_HAS_CPU_R5432 >> 1981 bool >> 1982 1909 config SYS_HAS_CPU_R5500 1983 config SYS_HAS_CPU_R5500 1910 bool 1984 bool 1911 1985 1912 config SYS_HAS_CPU_NEVADA 1986 config SYS_HAS_CPU_NEVADA 1913 bool 1987 bool 1914 1988 >> 1989 config SYS_HAS_CPU_R8000 >> 1990 bool >> 1991 1915 config SYS_HAS_CPU_R10000 1992 config SYS_HAS_CPU_R10000 1916 bool 1993 bool 1917 1994 1918 config SYS_HAS_CPU_RM7000 1995 config SYS_HAS_CPU_RM7000 1919 bool 1996 bool 1920 1997 1921 config SYS_HAS_CPU_SB1 1998 config SYS_HAS_CPU_SB1 1922 bool 1999 bool 1923 2000 1924 config SYS_HAS_CPU_CAVIUM_OCTEON 2001 config SYS_HAS_CPU_CAVIUM_OCTEON 1925 bool 2002 bool 1926 2003 1927 config SYS_HAS_CPU_BMIPS 2004 config SYS_HAS_CPU_BMIPS 1928 bool 2005 bool 1929 2006 1930 config SYS_HAS_CPU_BMIPS32_3300 2007 config SYS_HAS_CPU_BMIPS32_3300 1931 bool 2008 bool 1932 select SYS_HAS_CPU_BMIPS 2009 select SYS_HAS_CPU_BMIPS 1933 2010 1934 config SYS_HAS_CPU_BMIPS4350 2011 config SYS_HAS_CPU_BMIPS4350 1935 bool 2012 bool 1936 select SYS_HAS_CPU_BMIPS 2013 select SYS_HAS_CPU_BMIPS 1937 2014 1938 config SYS_HAS_CPU_BMIPS4380 2015 config SYS_HAS_CPU_BMIPS4380 1939 bool 2016 bool 1940 select SYS_HAS_CPU_BMIPS 2017 select SYS_HAS_CPU_BMIPS 1941 2018 1942 config SYS_HAS_CPU_BMIPS5000 2019 config SYS_HAS_CPU_BMIPS5000 1943 bool 2020 bool 1944 select SYS_HAS_CPU_BMIPS 2021 select SYS_HAS_CPU_BMIPS 1945 2022 >> 2023 config SYS_HAS_CPU_XLR >> 2024 bool >> 2025 >> 2026 config SYS_HAS_CPU_XLP >> 2027 bool >> 2028 1946 # 2029 # 1947 # CPU may reorder R->R, R->W, W->R, W->W 2030 # CPU may reorder R->R, R->W, W->R, W->W 1948 # Reordering beyond LL and SC is handled in W 2031 # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 1949 # 2032 # 1950 config WEAK_ORDERING 2033 config WEAK_ORDERING 1951 bool 2034 bool 1952 2035 1953 # 2036 # 1954 # CPU may reorder reads and writes beyond LL/ 2037 # CPU may reorder reads and writes beyond LL/SC 1955 # CPU may reorder R->LL, R->LL, W->LL, W->LL, 2038 # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC 1956 # 2039 # 1957 config WEAK_REORDERING_BEYOND_LLSC 2040 config WEAK_REORDERING_BEYOND_LLSC 1958 bool 2041 bool 1959 endmenu 2042 endmenu 1960 2043 1961 # 2044 # 1962 # These two indicate any level of the MIPS32 2045 # These two indicate any level of the MIPS32 and MIPS64 architecture 1963 # 2046 # 1964 config CPU_MIPS32 2047 config CPU_MIPS32 1965 bool 2048 bool 1966 default y if CPU_MIPS32_R1 || CPU_MIP !! 2049 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6 1967 CPU_MIPS32_R6 || CPU_P56 << 1968 2050 1969 config CPU_MIPS64 2051 config CPU_MIPS64 1970 bool 2052 bool 1971 default y if CPU_MIPS64_R1 || CPU_MIP !! 2053 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6 1972 CPU_MIPS64_R6 || CPU_LOO << 1973 2054 1974 # 2055 # 1975 # These indicate the revision of the architec 2056 # These indicate the revision of the architecture 1976 # 2057 # 1977 config CPU_MIPSR1 2058 config CPU_MIPSR1 1978 bool 2059 bool 1979 default y if CPU_MIPS32_R1 || CPU_MIP 2060 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 1980 2061 1981 config CPU_MIPSR2 2062 config CPU_MIPSR2 1982 bool 2063 bool 1983 default y if CPU_MIPS32_R2 || CPU_MIP 2064 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON 1984 select CPU_HAS_RIXI 2065 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 2066 select MIPS_SPRAM 1994 2067 1995 config CPU_MIPSR6 2068 config CPU_MIPSR6 1996 bool 2069 bool 1997 default y if CPU_MIPS32_R6 || CPU_MIP 2070 default y if CPU_MIPS32_R6 || CPU_MIPS64_R6 1998 select CPU_HAS_RIXI 2071 select CPU_HAS_RIXI 1999 select CPU_HAS_DIEI if !CPU_DIEI_BROK << 2000 select HAVE_ARCH_BITREVERSE 2072 select HAVE_ARCH_BITREVERSE 2001 select MIPS_ASID_BITS_VARIABLE 2073 select MIPS_ASID_BITS_VARIABLE 2002 select MIPS_CRC_SUPPORT 2074 select MIPS_CRC_SUPPORT 2003 select MIPS_SPRAM 2075 select MIPS_SPRAM 2004 2076 2005 config TARGET_ISA_REV 2077 config TARGET_ISA_REV 2006 int 2078 int 2007 default 1 if CPU_MIPSR1 2079 default 1 if CPU_MIPSR1 2008 default 2 if CPU_MIPSR2 2080 default 2 if CPU_MIPSR2 2009 default 5 if CPU_MIPSR5 << 2010 default 6 if CPU_MIPSR6 2081 default 6 if CPU_MIPSR6 2011 default 0 2082 default 0 2012 help 2083 help 2013 Reflects the ISA revision being tar 2084 Reflects the ISA revision being targeted by the kernel build. This 2014 is effectively the Kconfig equivale 2085 is effectively the Kconfig equivalent of MIPS_ISA_REV. 2015 2086 2016 config EVA 2087 config EVA 2017 bool 2088 bool 2018 2089 2019 config XPA 2090 config XPA 2020 bool 2091 bool 2021 2092 2022 config SYS_SUPPORTS_32BIT_KERNEL 2093 config SYS_SUPPORTS_32BIT_KERNEL 2023 bool 2094 bool 2024 config SYS_SUPPORTS_64BIT_KERNEL 2095 config SYS_SUPPORTS_64BIT_KERNEL 2025 bool 2096 bool 2026 config CPU_SUPPORTS_32BIT_KERNEL 2097 config CPU_SUPPORTS_32BIT_KERNEL 2027 bool 2098 bool 2028 config CPU_SUPPORTS_64BIT_KERNEL 2099 config CPU_SUPPORTS_64BIT_KERNEL 2029 bool 2100 bool 2030 config CPU_SUPPORTS_CPUFREQ 2101 config CPU_SUPPORTS_CPUFREQ 2031 bool 2102 bool 2032 config CPU_SUPPORTS_ADDRWINCFG 2103 config CPU_SUPPORTS_ADDRWINCFG 2033 bool 2104 bool 2034 config CPU_SUPPORTS_HUGEPAGES 2105 config CPU_SUPPORTS_HUGEPAGES 2035 bool 2106 bool 2036 depends on !(32BIT && (PHYS_ADDR_T_64 !! 2107 config CPU_SUPPORTS_UNCACHED_ACCELERATED 2037 config CPU_SUPPORTS_VZ << 2038 bool 2108 bool 2039 config MIPS_PGD_C0_CONTEXT 2109 config MIPS_PGD_C0_CONTEXT 2040 bool 2110 bool 2041 depends on 64BIT !! 2111 default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP 2042 default y if (CPU_MIPSR2 || CPU_MIPSR << 2043 2112 2044 # 2113 # 2045 # Set to y for ptrace access to watch registe 2114 # Set to y for ptrace access to watch registers. 2046 # 2115 # 2047 config HARDWARE_WATCHPOINTS 2116 config HARDWARE_WATCHPOINTS 2048 bool !! 2117 bool 2049 default y if CPU_MIPSR1 || CPU_MIPSR2 !! 2118 default y if CPU_MIPSR1 || CPU_MIPSR2 || CPU_MIPSR6 2050 2119 2051 menu "Kernel type" 2120 menu "Kernel type" 2052 2121 2053 choice 2122 choice 2054 prompt "Kernel code model" 2123 prompt "Kernel code model" 2055 help 2124 help 2056 You should only select this option 2125 You should only select this option if you have a workload that 2057 actually benefits from 64-bit proce 2126 actually benefits from 64-bit processing or if your machine has 2058 large memory. You will only be pre 2127 large memory. You will only be presented a single option in this 2059 menu if your system does not suppor 2128 menu if your system does not support both 32-bit and 64-bit kernels. 2060 2129 2061 config 32BIT 2130 config 32BIT 2062 bool "32-bit kernel" 2131 bool "32-bit kernel" 2063 depends on CPU_SUPPORTS_32BIT_KERNEL 2132 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL 2064 select TRAD_SIGNALS 2133 select TRAD_SIGNALS 2065 help 2134 help 2066 Select this option if you want to b 2135 Select this option if you want to build a 32-bit kernel. 2067 2136 2068 config 64BIT 2137 config 64BIT 2069 bool "64-bit kernel" 2138 bool "64-bit kernel" 2070 depends on CPU_SUPPORTS_64BIT_KERNEL 2139 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 2071 help 2140 help 2072 Select this option if you want to b 2141 Select this option if you want to build a 64-bit kernel. 2073 2142 2074 endchoice 2143 endchoice 2075 2144 >> 2145 config KVM_GUEST >> 2146 bool "KVM Guest Kernel" >> 2147 depends on BROKEN_ON_SMP >> 2148 help >> 2149 Select this option if building a guest kernel for KVM (Trap & Emulate) >> 2150 mode. >> 2151 >> 2152 config KVM_GUEST_TIMER_FREQ >> 2153 int "Count/Compare Timer Frequency (MHz)" >> 2154 depends on KVM_GUEST >> 2155 default 100 >> 2156 help >> 2157 Set this to non-zero if building a guest kernel for KVM to skip RTC >> 2158 emulation when determining guest CPU Frequency. Instead, the guest's >> 2159 timer frequency is specified directly. >> 2160 2076 config MIPS_VA_BITS_48 2161 config MIPS_VA_BITS_48 2077 bool "48 bits virtual memory" 2162 bool "48 bits virtual memory" 2078 depends on 64BIT 2163 depends on 64BIT 2079 help 2164 help 2080 Support a maximum at least 48 bits 2165 Support a maximum at least 48 bits of application virtual 2081 memory. Default is 40 bits or less 2166 memory. Default is 40 bits or less, depending on the CPU. 2082 For page sizes 16k and above, this 2167 For page sizes 16k and above, this option results in a small 2083 memory overhead for page tables. F 2168 memory overhead for page tables. For 4k page size, a fourth 2084 level of page tables is added which 2169 level of page tables is added which imposes both a memory 2085 overhead as well as slower TLB faul 2170 overhead as well as slower TLB fault handling. 2086 2171 2087 If unsure, say N. 2172 If unsure, say N. 2088 2173 2089 config ZBOOT_LOAD_ADDRESS !! 2174 choice 2090 hex "Compressed kernel load address" !! 2175 prompt "Kernel page size" 2091 default 0xffffffff80400000 if BCM47XX !! 2176 default PAGE_SIZE_4KB 2092 default 0x0 << 2093 depends on SYS_SUPPORTS_ZBOOT << 2094 help << 2095 The address to load compressed kern << 2096 2177 2097 This is only used if non-zero. !! 2178 config PAGE_SIZE_4KB >> 2179 bool "4kB" >> 2180 depends on !CPU_LOONGSON2 && !CPU_LOONGSON3 >> 2181 help >> 2182 This option select the standard 4kB Linux page size. On some >> 2183 R3000-family processors this is the only available page size. Using >> 2184 4kB page size will minimize memory consumption and is therefore >> 2185 recommended for low memory systems. >> 2186 >> 2187 config PAGE_SIZE_8KB >> 2188 bool "8kB" >> 2189 depends on CPU_R8000 || CPU_CAVIUM_OCTEON >> 2190 depends on !MIPS_VA_BITS_48 >> 2191 help >> 2192 Using 8kB page size will result in higher performance kernel at >> 2193 the price of higher memory consumption. This option is available >> 2194 only on R8000 and cnMIPS processors. Note that you will need a >> 2195 suitable Linux distribution to support this. >> 2196 >> 2197 config PAGE_SIZE_16KB >> 2198 bool "16kB" >> 2199 depends on !CPU_R3000 && !CPU_TX39XX >> 2200 help >> 2201 Using 16kB page size will result in higher performance kernel at >> 2202 the price of higher memory consumption. This option is available on >> 2203 all non-R3000 family processors. Note that you will need a suitable >> 2204 Linux distribution to support this. >> 2205 >> 2206 config PAGE_SIZE_32KB >> 2207 bool "32kB" >> 2208 depends on CPU_CAVIUM_OCTEON >> 2209 depends on !MIPS_VA_BITS_48 >> 2210 help >> 2211 Using 32kB page size will result in higher performance kernel at >> 2212 the price of higher memory consumption. This option is available >> 2213 only on cnMIPS cores. Note that you will need a suitable Linux >> 2214 distribution to support this. >> 2215 >> 2216 config PAGE_SIZE_64KB >> 2217 bool "64kB" >> 2218 depends on !CPU_R3000 && !CPU_TX39XX >> 2219 help >> 2220 Using 64kB page size will result in higher performance kernel at >> 2221 the price of higher memory consumption. This option is available on >> 2222 all non-R3000 family processor. Not that at the time of this >> 2223 writing this option is still high experimental. >> 2224 >> 2225 endchoice 2098 2226 2099 config ARCH_FORCE_MAX_ORDER !! 2227 config FORCE_MAX_ZONEORDER 2100 int "Maximum zone order" 2228 int "Maximum zone order" 2101 default "13" if MIPS_HUGE_TLB_SUPPORT !! 2229 range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB 2102 default "12" if MIPS_HUGE_TLB_SUPPORT !! 2230 default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB 2103 default "11" if MIPS_HUGE_TLB_SUPPORT !! 2231 range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB 2104 default "10" !! 2232 default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB >> 2233 range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB >> 2234 default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB >> 2235 range 11 64 >> 2236 default "11" 2105 help 2237 help 2106 The kernel memory allocator divides 2238 The kernel memory allocator divides physically contiguous memory 2107 blocks into "zones", where each zon 2239 blocks into "zones", where each zone is a power of two number of 2108 pages. This option selects the lar 2240 pages. This option selects the largest power of two that the kernel 2109 keeps in the memory allocator. If 2241 keeps in the memory allocator. If you need to allocate very large 2110 blocks of physically contiguous mem 2242 blocks of physically contiguous memory, then you may need to 2111 increase this value. 2243 increase this value. 2112 2244 >> 2245 This config option is actually maximum order plus one. For example, >> 2246 a value of 11 means that the largest free memory block is 2^10 pages. >> 2247 2113 The page size is not necessarily 4K 2248 The page size is not necessarily 4KB. Keep this in mind 2114 when choosing a value for this opti 2249 when choosing a value for this option. 2115 2250 2116 config BOARD_SCACHE 2251 config BOARD_SCACHE 2117 bool 2252 bool 2118 2253 2119 config IP22_CPU_SCACHE 2254 config IP22_CPU_SCACHE 2120 bool 2255 bool 2121 select BOARD_SCACHE 2256 select BOARD_SCACHE 2122 2257 2123 # 2258 # 2124 # Support for a MIPS32 / MIPS64 style S-cache 2259 # Support for a MIPS32 / MIPS64 style S-caches 2125 # 2260 # 2126 config MIPS_CPU_SCACHE 2261 config MIPS_CPU_SCACHE 2127 bool 2262 bool 2128 select BOARD_SCACHE 2263 select BOARD_SCACHE 2129 2264 2130 config R5000_CPU_SCACHE 2265 config R5000_CPU_SCACHE 2131 bool 2266 bool 2132 select BOARD_SCACHE 2267 select BOARD_SCACHE 2133 2268 2134 config RM7000_CPU_SCACHE 2269 config RM7000_CPU_SCACHE 2135 bool 2270 bool 2136 select BOARD_SCACHE 2271 select BOARD_SCACHE 2137 2272 2138 config SIBYTE_DMA_PAGEOPS 2273 config SIBYTE_DMA_PAGEOPS 2139 bool "Use DMA to clear/copy pages" 2274 bool "Use DMA to clear/copy pages" 2140 depends on CPU_SB1 2275 depends on CPU_SB1 2141 help 2276 help 2142 Instead of using the CPU to zero an 2277 Instead of using the CPU to zero and copy pages, use a Data Mover 2143 channel. These DMA channels are ot 2278 channel. These DMA channels are otherwise unused by the standard 2144 SiByte Linux port. Seems to give a 2279 SiByte Linux port. Seems to give a small performance benefit. 2145 2280 2146 config CPU_HAS_PREFETCH 2281 config CPU_HAS_PREFETCH 2147 bool 2282 bool 2148 2283 2149 config CPU_GENERIC_DUMP_TLB 2284 config CPU_GENERIC_DUMP_TLB 2150 bool 2285 bool 2151 default y if !CPU_R3000 !! 2286 default y if !(CPU_R3000 || CPU_R8000 || CPU_TX39XX) 2152 2287 2153 config MIPS_FP_SUPPORT 2288 config MIPS_FP_SUPPORT 2154 bool "Floating Point support" if EXPE 2289 bool "Floating Point support" if EXPERT 2155 default y 2290 default y 2156 help 2291 help 2157 Select y to include support for flo 2292 Select y to include support for floating point in the kernel 2158 including initialization of FPU har 2293 including initialization of FPU hardware, FP context save & restore 2159 and emulation of an FPU where neces 2294 and emulation of an FPU where necessary. Without this support any 2160 userland program attempting to use 2295 userland program attempting to use floating point instructions will 2161 receive a SIGILL. 2296 receive a SIGILL. 2162 2297 2163 If you know that your userland will 2298 If you know that your userland will not attempt to use floating point 2164 instructions then you can say n her 2299 instructions then you can say n here to shrink the kernel a little. 2165 2300 2166 If unsure, say y. 2301 If unsure, say y. 2167 2302 2168 config CPU_R2300_FPU 2303 config CPU_R2300_FPU 2169 bool 2304 bool 2170 depends on MIPS_FP_SUPPORT 2305 depends on MIPS_FP_SUPPORT 2171 default y if CPU_R3000 !! 2306 default y if CPU_R3000 || CPU_TX39XX 2172 << 2173 config CPU_R3K_TLB << 2174 bool << 2175 2307 2176 config CPU_R4K_FPU 2308 config CPU_R4K_FPU 2177 bool 2309 bool 2178 depends on MIPS_FP_SUPPORT 2310 depends on MIPS_FP_SUPPORT 2179 default y if !CPU_R2300_FPU 2311 default y if !CPU_R2300_FPU 2180 2312 2181 config CPU_R4K_CACHE_TLB 2313 config CPU_R4K_CACHE_TLB 2182 bool 2314 bool 2183 default y if !(CPU_R3K_TLB || CPU_SB1 !! 2315 default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) 2184 2316 2185 config MIPS_MT_SMP 2317 config MIPS_MT_SMP 2186 bool "MIPS MT SMP support (1 TC on ea 2318 bool "MIPS MT SMP support (1 TC on each available VPE)" 2187 default y 2319 default y 2188 depends on TARGET_ISA_REV > 0 && TARG !! 2320 depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6 && !CPU_MICROMIPS 2189 depends on SYS_SUPPORTS_MULTITHREADIN << 2190 select CPU_MIPSR2_IRQ_VI 2321 select CPU_MIPSR2_IRQ_VI 2191 select CPU_MIPSR2_IRQ_EI 2322 select CPU_MIPSR2_IRQ_EI 2192 select SYNC_R4K 2323 select SYNC_R4K 2193 select MIPS_MT 2324 select MIPS_MT 2194 select SMP 2325 select SMP 2195 select SMP_UP 2326 select SMP_UP 2196 select SYS_SUPPORTS_SMP 2327 select SYS_SUPPORTS_SMP 2197 select SYS_SUPPORTS_SCHED_SMT 2328 select SYS_SUPPORTS_SCHED_SMT 2198 select MIPS_PERF_SHARED_TC_COUNTERS 2329 select MIPS_PERF_SHARED_TC_COUNTERS 2199 help 2330 help 2200 This is a kernel model which is kno 2331 This is a kernel model which is known as SMVP. This is supported 2201 on cores with the MT ASE and uses t 2332 on cores with the MT ASE and uses the available VPEs to implement 2202 virtual processors which supports S 2333 virtual processors which supports SMP. This is equivalent to the 2203 Intel Hyperthreading feature. For f 2334 Intel Hyperthreading feature. For further information go to 2204 <http://www.imgtec.com/mips/mips-mu 2335 <http://www.imgtec.com/mips/mips-multithreading.asp>. 2205 2336 2206 config MIPS_MT 2337 config MIPS_MT 2207 bool 2338 bool 2208 2339 2209 config SCHED_SMT 2340 config SCHED_SMT 2210 bool "SMT (multithreading) scheduler 2341 bool "SMT (multithreading) scheduler support" 2211 depends on SYS_SUPPORTS_SCHED_SMT 2342 depends on SYS_SUPPORTS_SCHED_SMT 2212 default n 2343 default n 2213 help 2344 help 2214 SMT scheduler support improves the 2345 SMT scheduler support improves the CPU scheduler's decision making 2215 when dealing with MIPS MT enabled c 2346 when dealing with MIPS MT enabled cores at a cost of slightly 2216 increased overhead in some places. 2347 increased overhead in some places. If unsure say N here. 2217 2348 2218 config SYS_SUPPORTS_SCHED_SMT 2349 config SYS_SUPPORTS_SCHED_SMT 2219 bool 2350 bool 2220 2351 2221 config SYS_SUPPORTS_MULTITHREADING 2352 config SYS_SUPPORTS_MULTITHREADING 2222 bool 2353 bool 2223 2354 2224 config MIPS_MT_FPAFF 2355 config MIPS_MT_FPAFF 2225 bool "Dynamic FPU affinity for FP-int 2356 bool "Dynamic FPU affinity for FP-intensive threads" 2226 default y 2357 default y 2227 depends on MIPS_MT_SMP 2358 depends on MIPS_MT_SMP 2228 2359 2229 config MIPSR2_TO_R6_EMULATOR 2360 config MIPSR2_TO_R6_EMULATOR 2230 bool "MIPS R2-to-R6 emulator" 2361 bool "MIPS R2-to-R6 emulator" 2231 depends on CPU_MIPSR6 2362 depends on CPU_MIPSR6 2232 depends on MIPS_FP_SUPPORT 2363 depends on MIPS_FP_SUPPORT 2233 default y 2364 default y 2234 help 2365 help 2235 Choose this option if you want to r 2366 Choose this option if you want to run non-R6 MIPS userland code. 2236 Even if you say 'Y' here, the emula 2367 Even if you say 'Y' here, the emulator will still be disabled by 2237 default. You can enable it using th 2368 default. You can enable it using the 'mipsr2emu' kernel option. 2238 The only reason this is a build-tim 2369 The only reason this is a build-time option is to save ~14K from the 2239 final kernel image. 2370 final kernel image. 2240 2371 2241 config SYS_SUPPORTS_VPE_LOADER 2372 config SYS_SUPPORTS_VPE_LOADER 2242 bool 2373 bool 2243 depends on SYS_SUPPORTS_MULTITHREADIN 2374 depends on SYS_SUPPORTS_MULTITHREADING 2244 help 2375 help 2245 Indicates that the platform support 2376 Indicates that the platform supports the VPE loader, and provides 2246 physical_memsize. 2377 physical_memsize. 2247 2378 2248 config MIPS_VPE_LOADER 2379 config MIPS_VPE_LOADER 2249 bool "VPE loader support." 2380 bool "VPE loader support." 2250 depends on SYS_SUPPORTS_VPE_LOADER && 2381 depends on SYS_SUPPORTS_VPE_LOADER && MODULES 2251 select CPU_MIPSR2_IRQ_VI 2382 select CPU_MIPSR2_IRQ_VI 2252 select CPU_MIPSR2_IRQ_EI 2383 select CPU_MIPSR2_IRQ_EI 2253 select MIPS_MT 2384 select MIPS_MT 2254 help 2385 help 2255 Includes a loader for loading an el 2386 Includes a loader for loading an elf relocatable object 2256 onto another VPE and running it. 2387 onto another VPE and running it. 2257 2388 >> 2389 config MIPS_VPE_LOADER_CMP >> 2390 bool >> 2391 default "y" >> 2392 depends on MIPS_VPE_LOADER && MIPS_CMP >> 2393 2258 config MIPS_VPE_LOADER_MT 2394 config MIPS_VPE_LOADER_MT 2259 bool 2395 bool 2260 default "y" 2396 default "y" 2261 depends on MIPS_VPE_LOADER !! 2397 depends on MIPS_VPE_LOADER && !MIPS_CMP 2262 2398 2263 config MIPS_VPE_LOADER_TOM 2399 config MIPS_VPE_LOADER_TOM 2264 bool "Load VPE program into memory hi 2400 bool "Load VPE program into memory hidden from linux" 2265 depends on MIPS_VPE_LOADER 2401 depends on MIPS_VPE_LOADER 2266 default y 2402 default y 2267 help 2403 help 2268 The loader can use memory that is p 2404 The loader can use memory that is present but has been hidden from 2269 Linux using the kernel command line 2405 Linux using the kernel command line option "mem=xxMB". It's up to 2270 you to ensure the amount you put in 2406 you to ensure the amount you put in the option and the space your 2271 program requires is less or equal t 2407 program requires is less or equal to the amount physically present. 2272 2408 2273 config MIPS_VPE_APSP_API 2409 config MIPS_VPE_APSP_API 2274 bool "Enable support for AP/SP API (R 2410 bool "Enable support for AP/SP API (RTLX)" 2275 depends on MIPS_VPE_LOADER 2411 depends on MIPS_VPE_LOADER 2276 2412 >> 2413 config MIPS_VPE_APSP_API_CMP >> 2414 bool >> 2415 default "y" >> 2416 depends on MIPS_VPE_APSP_API && MIPS_CMP >> 2417 2277 config MIPS_VPE_APSP_API_MT 2418 config MIPS_VPE_APSP_API_MT 2278 bool 2419 bool 2279 default "y" 2420 default "y" 2280 depends on MIPS_VPE_APSP_API !! 2421 depends on MIPS_VPE_APSP_API && !MIPS_CMP >> 2422 >> 2423 config MIPS_CMP >> 2424 bool "MIPS CMP framework support (DEPRECATED)" >> 2425 depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6 >> 2426 select SMP >> 2427 select SYNC_R4K >> 2428 select SYS_SUPPORTS_SMP >> 2429 select WEAK_ORDERING >> 2430 default n >> 2431 help >> 2432 Select this if you are using a bootloader which implements the "CMP >> 2433 framework" protocol (ie. YAMON) and want your kernel to make use of >> 2434 its ability to start secondary CPUs. >> 2435 >> 2436 Unless you have a specific need, you should use CONFIG_MIPS_CPS >> 2437 instead of this. 2281 2438 2282 config MIPS_CPS 2439 config MIPS_CPS 2283 bool "MIPS Coherent Processing System 2440 bool "MIPS Coherent Processing System support" 2284 depends on SYS_SUPPORTS_MIPS_CPS 2441 depends on SYS_SUPPORTS_MIPS_CPS 2285 select MIPS_CM 2442 select MIPS_CM 2286 select MIPS_CPS_PM if HOTPLUG_CPU 2443 select MIPS_CPS_PM if HOTPLUG_CPU 2287 select SMP 2444 select SMP 2288 select HOTPLUG_CORE_SYNC_DEAD if HOTP << 2289 select SYNC_R4K if (CEVT_R4K || CSRC_ 2445 select SYNC_R4K if (CEVT_R4K || CSRC_R4K) 2290 select SYS_SUPPORTS_HOTPLUG_CPU 2446 select SYS_SUPPORTS_HOTPLUG_CPU 2291 select SYS_SUPPORTS_SCHED_SMT if CPU_ 2447 select SYS_SUPPORTS_SCHED_SMT if CPU_MIPSR6 2292 select SYS_SUPPORTS_SMP 2448 select SYS_SUPPORTS_SMP 2293 select WEAK_ORDERING 2449 select WEAK_ORDERING 2294 select GENERIC_IRQ_MIGRATION if HOTPL << 2295 help 2450 help 2296 Select this if you wish to run an S 2451 Select this if you wish to run an SMP kernel across multiple cores 2297 within a MIPS Coherent Processing S 2452 within a MIPS Coherent Processing System. When this option is 2298 enabled the kernel will probe for o 2453 enabled the kernel will probe for other cores and boot them with 2299 no external assistance. It is safe 2454 no external assistance. It is safe to enable this when hardware 2300 support is unavailable. 2455 support is unavailable. 2301 2456 2302 config MIPS_CPS_PM 2457 config MIPS_CPS_PM 2303 depends on MIPS_CPS 2458 depends on MIPS_CPS 2304 bool 2459 bool 2305 2460 2306 config MIPS_CM 2461 config MIPS_CM 2307 bool 2462 bool 2308 select MIPS_CPC 2463 select MIPS_CPC 2309 2464 2310 config MIPS_CPC 2465 config MIPS_CPC 2311 bool 2466 bool 2312 2467 2313 config SB1_PASS_2_WORKAROUNDS 2468 config SB1_PASS_2_WORKAROUNDS 2314 bool 2469 bool 2315 depends on CPU_SB1 && (CPU_SB1_PASS_2 2470 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) 2316 default y 2471 default y 2317 2472 2318 config SB1_PASS_2_1_WORKAROUNDS 2473 config SB1_PASS_2_1_WORKAROUNDS 2319 bool 2474 bool 2320 depends on CPU_SB1 && CPU_SB1_PASS_2 2475 depends on CPU_SB1 && CPU_SB1_PASS_2 2321 default y 2476 default y 2322 2477 >> 2478 2323 choice 2479 choice 2324 prompt "SmartMIPS or microMIPS ASE su 2480 prompt "SmartMIPS or microMIPS ASE support" 2325 2481 2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS 2482 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS 2327 bool "None" 2483 bool "None" 2328 help 2484 help 2329 Select this if you want neither mic 2485 Select this if you want neither microMIPS nor SmartMIPS support 2330 2486 2331 config CPU_HAS_SMARTMIPS 2487 config CPU_HAS_SMARTMIPS 2332 depends on SYS_SUPPORTS_SMARTMIPS 2488 depends on SYS_SUPPORTS_SMARTMIPS 2333 bool "SmartMIPS" 2489 bool "SmartMIPS" 2334 help 2490 help 2335 SmartMIPS is a extension of the MIP 2491 SmartMIPS is a extension of the MIPS32 architecture aimed at 2336 increased security at both hardware 2492 increased security at both hardware and software level for 2337 smartcards. Enabling this option w 2493 smartcards. Enabling this option will allow proper use of the 2338 SmartMIPS instructions by Linux app 2494 SmartMIPS instructions by Linux applications. However a kernel with 2339 this option will not work on a MIPS 2495 this option will not work on a MIPS core without SmartMIPS core. If 2340 you don't know you probably don't h 2496 you don't know you probably don't have SmartMIPS and should say N 2341 here. 2497 here. 2342 2498 2343 config CPU_MICROMIPS 2499 config CPU_MICROMIPS 2344 depends on 32BIT && SYS_SUPPORTS_MICR 2500 depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6 2345 bool "microMIPS" 2501 bool "microMIPS" 2346 help 2502 help 2347 When this option is enabled the ker 2503 When this option is enabled the kernel will be built using the 2348 microMIPS ISA 2504 microMIPS ISA 2349 2505 2350 endchoice 2506 endchoice 2351 2507 2352 config CPU_HAS_MSA 2508 config CPU_HAS_MSA 2353 bool "Support for the MIPS SIMD Archi 2509 bool "Support for the MIPS SIMD Architecture" 2354 depends on CPU_SUPPORTS_MSA 2510 depends on CPU_SUPPORTS_MSA 2355 depends on MIPS_FP_SUPPORT 2511 depends on MIPS_FP_SUPPORT 2356 depends on 64BIT || MIPS_O32_FP64_SUP 2512 depends on 64BIT || MIPS_O32_FP64_SUPPORT 2357 help 2513 help 2358 MIPS SIMD Architecture (MSA) introd 2514 MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers 2359 and a set of SIMD instructions to o 2515 and a set of SIMD instructions to operate on them. When this option 2360 is enabled the kernel will support 2516 is enabled the kernel will support allocating & switching MSA 2361 vector register contexts. If you kn 2517 vector register contexts. If you know that your kernel will only be 2362 running on CPUs which do not suppor 2518 running on CPUs which do not support MSA or that your userland will 2363 not be making use of it then you ma 2519 not be making use of it then you may wish to say N here to reduce 2364 the size & complexity of your kerne 2520 the size & complexity of your kernel. 2365 2521 2366 If unsure, say Y. 2522 If unsure, say Y. 2367 2523 2368 config CPU_HAS_WB 2524 config CPU_HAS_WB 2369 bool 2525 bool 2370 2526 2371 config XKS01 2527 config XKS01 2372 bool 2528 bool 2373 2529 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 2530 config CPU_HAS_RIXI 2382 bool 2531 bool 2383 2532 2384 config CPU_NO_LOAD_STORE_LR !! 2533 config CPU_HAS_LOAD_STORE_LR 2385 bool 2534 bool 2386 help 2535 help 2387 CPU lacks support for unaligned loa !! 2536 CPU has support for unaligned load and store instructions: 2388 LWL, LWR, SWL, SWR (Load/store word 2537 LWL, LWR, SWL, SWR (Load/store word left/right). 2389 LDL, LDR, SDL, SDR (Load/store doub !! 2538 LDL, LDR, SDL, SDR (Load/store doubleword left/right, for 64bit systems). 2390 systems). << 2391 2539 2392 # 2540 # 2393 # Vectored interrupt mode is an R2 feature 2541 # Vectored interrupt mode is an R2 feature 2394 # 2542 # 2395 config CPU_MIPSR2_IRQ_VI 2543 config CPU_MIPSR2_IRQ_VI 2396 bool 2544 bool 2397 2545 2398 # 2546 # 2399 # Extended interrupt mode is an R2 feature 2547 # Extended interrupt mode is an R2 feature 2400 # 2548 # 2401 config CPU_MIPSR2_IRQ_EI 2549 config CPU_MIPSR2_IRQ_EI 2402 bool 2550 bool 2403 2551 2404 config CPU_HAS_SYNC 2552 config CPU_HAS_SYNC 2405 bool 2553 bool 2406 depends on !CPU_R3000 2554 depends on !CPU_R3000 2407 default y 2555 default y 2408 2556 2409 # 2557 # 2410 # CPU non-features 2558 # CPU non-features 2411 # 2559 # 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 2560 config CPU_DADDI_WORKAROUNDS 2427 bool 2561 bool 2428 2562 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 2563 config CPU_R4000_WORKAROUNDS 2448 bool 2564 bool 2449 select CPU_R4400_WORKAROUNDS 2565 select CPU_R4400_WORKAROUNDS 2450 2566 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 2567 config CPU_R4400_WORKAROUNDS 2458 bool 2568 bool 2459 2569 2460 config CPU_R4X00_BUGS64 << 2461 bool << 2462 default y if SYS_HAS_CPU_R4X00 && 64B << 2463 << 2464 config MIPS_ASID_SHIFT 2570 config MIPS_ASID_SHIFT 2465 int 2571 int 2466 default 6 if CPU_R3000 !! 2572 default 6 if CPU_R3000 || CPU_TX39XX >> 2573 default 4 if CPU_R8000 2467 default 0 2574 default 0 2468 2575 2469 config MIPS_ASID_BITS 2576 config MIPS_ASID_BITS 2470 int 2577 int 2471 default 0 if MIPS_ASID_BITS_VARIABLE 2578 default 0 if MIPS_ASID_BITS_VARIABLE 2472 default 6 if CPU_R3000 !! 2579 default 6 if CPU_R3000 || CPU_TX39XX 2473 default 8 2580 default 8 2474 2581 2475 config MIPS_ASID_BITS_VARIABLE 2582 config MIPS_ASID_BITS_VARIABLE 2476 bool 2583 bool 2477 2584 2478 config MIPS_CRC_SUPPORT 2585 config MIPS_CRC_SUPPORT 2479 bool 2586 bool 2480 2587 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 # 2588 # 2552 # - Highmem only makes sense for the 32-bit k 2589 # - Highmem only makes sense for the 32-bit kernel. 2553 # - The current highmem code will only work p 2590 # - The current highmem code will only work properly on physically indexed 2554 # caches such as R3000, SB1, R7000 or those 2591 # caches such as R3000, SB1, R7000 or those that look like they're virtually 2555 # indexed such as R4000/R4400 SC and MC ver 2592 # indexed such as R4000/R4400 SC and MC versions or R10000. So for the 2556 # moment we protect the user and offer the 2593 # moment we protect the user and offer the highmem option only on machines 2557 # where it's known to be safe. This will n 2594 # where it's known to be safe. This will not offer highmem on a few systems 2558 # such as MIPS32 and MIPS64 CPUs which may 2595 # such as MIPS32 and MIPS64 CPUs which may have virtual and physically 2559 # indexed CPUs but we're playing safe. 2596 # indexed CPUs but we're playing safe. 2560 # - We use SYS_SUPPORTS_HIGHMEM to offer high 2597 # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we 2561 # know they might have memory configuration 2598 # know they might have memory configurations that could make use of highmem 2562 # support. 2599 # support. 2563 # 2600 # 2564 config HIGHMEM 2601 config HIGHMEM 2565 bool "High Memory Support" 2602 bool "High Memory Support" 2566 depends on 32BIT && CPU_SUPPORTS_HIGH 2603 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA 2567 select KMAP_LOCAL << 2568 2604 2569 config CPU_SUPPORTS_HIGHMEM 2605 config CPU_SUPPORTS_HIGHMEM 2570 bool 2606 bool 2571 2607 2572 config SYS_SUPPORTS_HIGHMEM 2608 config SYS_SUPPORTS_HIGHMEM 2573 bool 2609 bool 2574 2610 2575 config SYS_SUPPORTS_SMARTMIPS 2611 config SYS_SUPPORTS_SMARTMIPS 2576 bool 2612 bool 2577 2613 2578 config SYS_SUPPORTS_MICROMIPS 2614 config SYS_SUPPORTS_MICROMIPS 2579 bool 2615 bool 2580 2616 2581 config SYS_SUPPORTS_MIPS16 2617 config SYS_SUPPORTS_MIPS16 2582 bool 2618 bool 2583 help 2619 help 2584 This option must be set if a kernel 2620 This option must be set if a kernel might be executed on a MIPS16- 2585 enabled CPU even if MIPS16 is not a 2621 enabled CPU even if MIPS16 is not actually being used. In other 2586 words, it makes the kernel MIPS16-t 2622 words, it makes the kernel MIPS16-tolerant. 2587 2623 2588 config CPU_SUPPORTS_MSA 2624 config CPU_SUPPORTS_MSA 2589 bool 2625 bool 2590 2626 2591 config ARCH_FLATMEM_ENABLE 2627 config ARCH_FLATMEM_ENABLE 2592 def_bool y 2628 def_bool y 2593 depends on !NUMA && !CPU_LOONGSON2EF !! 2629 depends on !NUMA && !CPU_LOONGSON2 >> 2630 >> 2631 config ARCH_DISCONTIGMEM_ENABLE >> 2632 bool >> 2633 default y if SGI_IP27 >> 2634 help >> 2635 Say Y to support efficient handling of discontiguous physical memory, >> 2636 for architectures which are either NUMA (Non-Uniform Memory Access) >> 2637 or have huge holes in the physical address space for other reasons. >> 2638 See <file:Documentation/vm/numa.rst> for more. 2594 2639 2595 config ARCH_SPARSEMEM_ENABLE 2640 config ARCH_SPARSEMEM_ENABLE 2596 bool 2641 bool >> 2642 select SPARSEMEM_STATIC 2597 2643 2598 config NUMA 2644 config NUMA 2599 bool "NUMA Support" 2645 bool "NUMA Support" 2600 depends on SYS_SUPPORTS_NUMA 2646 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 2647 help 2605 Say Y to compile the kernel to supp 2648 Say Y to compile the kernel to support NUMA (Non-Uniform Memory 2606 Access). This option improves perf 2649 Access). This option improves performance on systems with more 2607 than two nodes; on two node systems 2650 than two nodes; on two node systems it is generally better to 2608 leave it disabled; on single node s !! 2651 leave it disabled; on single node systems disable this option 2609 disabled. 2652 disabled. 2610 2653 2611 config SYS_SUPPORTS_NUMA 2654 config SYS_SUPPORTS_NUMA 2612 bool 2655 bool 2613 2656 2614 config RELOCATABLE 2657 config RELOCATABLE 2615 bool "Relocatable kernel" 2658 bool "Relocatable kernel" 2616 depends on SYS_SUPPORTS_RELOCATABLE !! 2659 depends on SYS_SUPPORTS_RELOCATABLE && (CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_MIPS32_R6 || CPU_MIPS64_R6 || CAVIUM_OCTEON_SOC) 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 2660 help 2623 This builds a kernel image that ret 2661 This builds a kernel image that retains relocation information 2624 so it can be loaded someplace besid 2662 so it can be loaded someplace besides the default 1MB. 2625 The relocations make the kernel bin 2663 The relocations make the kernel binary about 15% larger, 2626 but are discarded at runtime 2664 but are discarded at runtime 2627 2665 2628 config RELOCATION_TABLE_SIZE 2666 config RELOCATION_TABLE_SIZE 2629 hex "Relocation table size" 2667 hex "Relocation table size" 2630 depends on RELOCATABLE 2668 depends on RELOCATABLE 2631 range 0x0 0x01000000 2669 range 0x0 0x01000000 2632 default "0x00200000" if CPU_LOONGSON6 << 2633 default "0x00100000" 2670 default "0x00100000" 2634 help !! 2671 ---help--- 2635 A table of relocation data will be 2672 A table of relocation data will be appended to the kernel binary 2636 and parsed at boot to fix up the re 2673 and parsed at boot to fix up the relocated kernel. 2637 2674 2638 This option allows the amount of sp 2675 This option allows the amount of space reserved for the table to be 2639 adjusted, although the default of 1 2676 adjusted, although the default of 1Mb should be ok in most cases. 2640 2677 2641 The build will fail and a valid siz 2678 The build will fail and a valid size suggested if this is too small. 2642 2679 2643 If unsure, leave at the default val 2680 If unsure, leave at the default value. 2644 2681 2645 config RANDOMIZE_BASE 2682 config RANDOMIZE_BASE 2646 bool "Randomize the address of the ke 2683 bool "Randomize the address of the kernel image" 2647 depends on RELOCATABLE 2684 depends on RELOCATABLE 2648 help !! 2685 ---help--- 2649 Randomizes the physical and virtual !! 2686 Randomizes the physical and virtual address at which the 2650 kernel image is loaded, as a securi !! 2687 kernel image is loaded, as a security feature that 2651 deters exploit attempts relying on !! 2688 deters exploit attempts relying on knowledge of the location 2652 of kernel internals. !! 2689 of kernel internals. 2653 2690 2654 Entropy is generated using any copr !! 2691 Entropy is generated using any coprocessor 0 registers available. 2655 2692 2656 The kernel will be offset by up to !! 2693 The kernel will be offset by up to RANDOMIZE_BASE_MAX_OFFSET. 2657 2694 2658 If unsure, say N. !! 2695 If unsure, say N. 2659 2696 2660 config RANDOMIZE_BASE_MAX_OFFSET 2697 config RANDOMIZE_BASE_MAX_OFFSET 2661 hex "Maximum kASLR offset" if EXPERT 2698 hex "Maximum kASLR offset" if EXPERT 2662 depends on RANDOMIZE_BASE 2699 depends on RANDOMIZE_BASE 2663 range 0x0 0x40000000 if EVA || 64BIT 2700 range 0x0 0x40000000 if EVA || 64BIT 2664 range 0x0 0x08000000 2701 range 0x0 0x08000000 2665 default "0x01000000" 2702 default "0x01000000" 2666 help !! 2703 ---help--- 2667 When kASLR is active, this provides 2704 When kASLR is active, this provides the maximum offset that will 2668 be applied to the kernel image. It 2705 be applied to the kernel image. It should be set according to the 2669 amount of physical RAM available in 2706 amount of physical RAM available in the target system minus 2670 PHYSICAL_START and must be a power 2707 PHYSICAL_START and must be a power of 2. 2671 2708 2672 This is limited by the size of KSEG 2709 This is limited by the size of KSEG0, 256Mb on 32-bit or 1Gb with 2673 EVA or 64-bit. The default is 16Mb. 2710 EVA or 64-bit. The default is 16Mb. 2674 2711 2675 config NODES_SHIFT 2712 config NODES_SHIFT 2676 int 2713 int 2677 default "6" 2714 default "6" 2678 depends on NUMA !! 2715 depends on NEED_MULTIPLE_NODES 2679 2716 2680 config HW_PERF_EVENTS 2717 config HW_PERF_EVENTS 2681 bool "Enable hardware performance cou 2718 bool "Enable hardware performance counter support for perf events" 2682 depends on PERF_EVENTS && (CPU_MIPS32 !! 2719 depends on PERF_EVENTS && !OPROFILE && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3) 2683 default y 2720 default y 2684 help 2721 help 2685 Enable hardware performance counter 2722 Enable hardware performance counter support for perf events. If 2686 disabled, perf events will use soft 2723 disabled, perf events will use software events only. 2687 2724 2688 config DMI << 2689 bool "Enable DMI scanning" << 2690 depends on MACH_LOONGSON64 << 2691 select DMI_SCAN_MACHINE_NON_EFI_FALLB << 2692 default y << 2693 help << 2694 Enabled scanning of DMI to identify << 2695 here unless you have verified that << 2696 affected by entries in the DMI blac << 2697 BIOS code. << 2698 << 2699 config SMP 2725 config SMP 2700 bool "Multi-Processing support" 2726 bool "Multi-Processing support" 2701 depends on SYS_SUPPORTS_SMP 2727 depends on SYS_SUPPORTS_SMP 2702 help 2728 help 2703 This enables support for systems wi 2729 This enables support for systems with more than one CPU. If you have 2704 a system with only one CPU, say N. 2730 a system with only one CPU, say N. If you have a system with more 2705 than one CPU, say Y. 2731 than one CPU, say Y. 2706 2732 2707 If you say N here, the kernel will 2733 If you say N here, the kernel will run on uni- and multiprocessor 2708 machines, but will use only one CPU 2734 machines, but will use only one CPU of a multiprocessor machine. If 2709 you say Y here, the kernel will run 2735 you say Y here, the kernel will run on many, but not all, 2710 uniprocessor machines. On a uniproc 2736 uniprocessor machines. On a uniprocessor machine, the kernel 2711 will run faster if you say N here. 2737 will run faster if you say N here. 2712 2738 2713 People using multiprocessor machine 2739 People using multiprocessor machines who say Y here should also say 2714 Y to "Enhanced Real Time Clock Supp 2740 Y to "Enhanced Real Time Clock Support", below. 2715 2741 2716 See also the SMP-HOWTO available at 2742 See also the SMP-HOWTO available at 2717 <https://www.tldp.org/docs.html#how !! 2743 <http://www.tldp.org/docs.html#howto>. 2718 2744 2719 If you don't know what to do here, 2745 If you don't know what to do here, say N. 2720 2746 2721 config HOTPLUG_CPU 2747 config HOTPLUG_CPU 2722 bool "Support for hot-pluggable CPUs" 2748 bool "Support for hot-pluggable CPUs" 2723 depends on SMP && SYS_SUPPORTS_HOTPLU 2749 depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU 2724 help 2750 help 2725 Say Y here to allow turning CPUs of 2751 Say Y here to allow turning CPUs off and on. CPUs can be 2726 controlled through /sys/devices/sys 2752 controlled through /sys/devices/system/cpu. 2727 (Note: power management support wil 2753 (Note: power management support will enable this option 2728 automatically on SMP systems. ) 2754 automatically on SMP systems. ) 2729 Say N if you want to disable CPU ho 2755 Say N if you want to disable CPU hotplug. 2730 2756 2731 config SMP_UP 2757 config SMP_UP 2732 bool 2758 bool 2733 2759 >> 2760 config SYS_SUPPORTS_MIPS_CMP >> 2761 bool >> 2762 2734 config SYS_SUPPORTS_MIPS_CPS 2763 config SYS_SUPPORTS_MIPS_CPS 2735 bool 2764 bool 2736 2765 2737 config SYS_SUPPORTS_SMP 2766 config SYS_SUPPORTS_SMP 2738 bool 2767 bool 2739 2768 2740 config NR_CPUS_DEFAULT_4 2769 config NR_CPUS_DEFAULT_4 2741 bool 2770 bool 2742 2771 2743 config NR_CPUS_DEFAULT_8 2772 config NR_CPUS_DEFAULT_8 2744 bool 2773 bool 2745 2774 2746 config NR_CPUS_DEFAULT_16 2775 config NR_CPUS_DEFAULT_16 2747 bool 2776 bool 2748 2777 2749 config NR_CPUS_DEFAULT_32 2778 config NR_CPUS_DEFAULT_32 2750 bool 2779 bool 2751 2780 2752 config NR_CPUS_DEFAULT_64 2781 config NR_CPUS_DEFAULT_64 2753 bool 2782 bool 2754 2783 2755 config NR_CPUS 2784 config NR_CPUS 2756 int "Maximum number of CPUs (2-256)" 2785 int "Maximum number of CPUs (2-256)" 2757 range 2 256 2786 range 2 256 2758 depends on SMP 2787 depends on SMP 2759 default "4" if NR_CPUS_DEFAULT_4 2788 default "4" if NR_CPUS_DEFAULT_4 2760 default "8" if NR_CPUS_DEFAULT_8 2789 default "8" if NR_CPUS_DEFAULT_8 2761 default "16" if NR_CPUS_DEFAULT_16 2790 default "16" if NR_CPUS_DEFAULT_16 2762 default "32" if NR_CPUS_DEFAULT_32 2791 default "32" if NR_CPUS_DEFAULT_32 2763 default "64" if NR_CPUS_DEFAULT_64 2792 default "64" if NR_CPUS_DEFAULT_64 2764 help 2793 help 2765 This allows you to specify the maxi 2794 This allows you to specify the maximum number of CPUs which this 2766 kernel will support. The maximum s 2795 kernel will support. The maximum supported value is 32 for 32-bit 2767 kernel and 64 for 64-bit kernels; t 2796 kernel and 64 for 64-bit kernels; the minimum value which makes 2768 sense is 1 for Qemu (useful only fo 2797 sense is 1 for Qemu (useful only for kernel debugging purposes) 2769 and 2 for all others. 2798 and 2 for all others. 2770 2799 2771 This is purely to save memory - eac 2800 This is purely to save memory - each supported CPU adds 2772 approximately eight kilobytes to th 2801 approximately eight kilobytes to the kernel image. For best 2773 performance should round up your nu 2802 performance should round up your number of processors to the next 2774 power of two. 2803 power of two. 2775 2804 2776 config MIPS_PERF_SHARED_TC_COUNTERS 2805 config MIPS_PERF_SHARED_TC_COUNTERS 2777 bool 2806 bool 2778 2807 2779 config MIPS_NR_CPU_NR_MAP_1024 2808 config MIPS_NR_CPU_NR_MAP_1024 2780 bool 2809 bool 2781 2810 2782 config MIPS_NR_CPU_NR_MAP 2811 config MIPS_NR_CPU_NR_MAP 2783 int 2812 int 2784 depends on SMP 2813 depends on SMP 2785 default 1024 if MIPS_NR_CPU_NR_MAP_10 2814 default 1024 if MIPS_NR_CPU_NR_MAP_1024 2786 default NR_CPUS if !MIPS_NR_CPU_NR_MA 2815 default NR_CPUS if !MIPS_NR_CPU_NR_MAP_1024 2787 2816 2788 # 2817 # 2789 # Timer Interrupt Frequency Configuration 2818 # Timer Interrupt Frequency Configuration 2790 # 2819 # 2791 2820 2792 choice 2821 choice 2793 prompt "Timer frequency" 2822 prompt "Timer frequency" 2794 default HZ_250 2823 default HZ_250 2795 help 2824 help 2796 Allows the configuration of the tim !! 2825 Allows the configuration of the timer frequency. 2797 2826 2798 config HZ_24 2827 config HZ_24 2799 bool "24 HZ" if SYS_SUPPORTS_ 2828 bool "24 HZ" if SYS_SUPPORTS_24HZ || SYS_SUPPORTS_ARBIT_HZ 2800 2829 2801 config HZ_48 2830 config HZ_48 2802 bool "48 HZ" if SYS_SUPPORTS_ 2831 bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ 2803 2832 2804 config HZ_100 2833 config HZ_100 2805 bool "100 HZ" if SYS_SUPPORTS 2834 bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ 2806 2835 2807 config HZ_128 2836 config HZ_128 2808 bool "128 HZ" if SYS_SUPPORTS 2837 bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ 2809 2838 2810 config HZ_250 2839 config HZ_250 2811 bool "250 HZ" if SYS_SUPPORTS 2840 bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ 2812 2841 2813 config HZ_256 2842 config HZ_256 2814 bool "256 HZ" if SYS_SUPPORTS 2843 bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ 2815 2844 2816 config HZ_1000 2845 config HZ_1000 2817 bool "1000 HZ" if SYS_SUPPORT 2846 bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ 2818 2847 2819 config HZ_1024 2848 config HZ_1024 2820 bool "1024 HZ" if SYS_SUPPORT 2849 bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ 2821 2850 2822 endchoice 2851 endchoice 2823 2852 2824 config SYS_SUPPORTS_24HZ 2853 config SYS_SUPPORTS_24HZ 2825 bool 2854 bool 2826 2855 2827 config SYS_SUPPORTS_48HZ 2856 config SYS_SUPPORTS_48HZ 2828 bool 2857 bool 2829 2858 2830 config SYS_SUPPORTS_100HZ 2859 config SYS_SUPPORTS_100HZ 2831 bool 2860 bool 2832 2861 2833 config SYS_SUPPORTS_128HZ 2862 config SYS_SUPPORTS_128HZ 2834 bool 2863 bool 2835 2864 2836 config SYS_SUPPORTS_250HZ 2865 config SYS_SUPPORTS_250HZ 2837 bool 2866 bool 2838 2867 2839 config SYS_SUPPORTS_256HZ 2868 config SYS_SUPPORTS_256HZ 2840 bool 2869 bool 2841 2870 2842 config SYS_SUPPORTS_1000HZ 2871 config SYS_SUPPORTS_1000HZ 2843 bool 2872 bool 2844 2873 2845 config SYS_SUPPORTS_1024HZ 2874 config SYS_SUPPORTS_1024HZ 2846 bool 2875 bool 2847 2876 2848 config SYS_SUPPORTS_ARBIT_HZ 2877 config SYS_SUPPORTS_ARBIT_HZ 2849 bool 2878 bool 2850 default y if !SYS_SUPPORTS_24HZ && \ 2879 default y if !SYS_SUPPORTS_24HZ && \ 2851 !SYS_SUPPORTS_48HZ && \ 2880 !SYS_SUPPORTS_48HZ && \ 2852 !SYS_SUPPORTS_100HZ && \ 2881 !SYS_SUPPORTS_100HZ && \ 2853 !SYS_SUPPORTS_128HZ && \ 2882 !SYS_SUPPORTS_128HZ && \ 2854 !SYS_SUPPORTS_250HZ && \ 2883 !SYS_SUPPORTS_250HZ && \ 2855 !SYS_SUPPORTS_256HZ && \ 2884 !SYS_SUPPORTS_256HZ && \ 2856 !SYS_SUPPORTS_1000HZ && 2885 !SYS_SUPPORTS_1000HZ && \ 2857 !SYS_SUPPORTS_1024HZ 2886 !SYS_SUPPORTS_1024HZ 2858 2887 2859 config HZ 2888 config HZ 2860 int 2889 int 2861 default 24 if HZ_24 2890 default 24 if HZ_24 2862 default 48 if HZ_48 2891 default 48 if HZ_48 2863 default 100 if HZ_100 2892 default 100 if HZ_100 2864 default 128 if HZ_128 2893 default 128 if HZ_128 2865 default 250 if HZ_250 2894 default 250 if HZ_250 2866 default 256 if HZ_256 2895 default 256 if HZ_256 2867 default 1000 if HZ_1000 2896 default 1000 if HZ_1000 2868 default 1024 if HZ_1024 2897 default 1024 if HZ_1024 2869 2898 2870 config SCHED_HRTICK 2899 config SCHED_HRTICK 2871 def_bool HIGH_RES_TIMERS 2900 def_bool HIGH_RES_TIMERS 2872 2901 2873 config ARCH_SUPPORTS_KEXEC !! 2902 config KEXEC 2874 def_bool y !! 2903 bool "Kexec system call" 2875 !! 2904 select KEXEC_CORE 2876 config ARCH_SUPPORTS_CRASH_DUMP !! 2905 help 2877 def_bool y !! 2906 kexec is a system call that implements the ability to shutdown your >> 2907 current kernel, and to start another kernel. It is like a reboot >> 2908 but it is independent of the system firmware. And like a reboot >> 2909 you can start any kernel with it, not just Linux. >> 2910 >> 2911 The name comes from the similarity to the exec system call. >> 2912 >> 2913 It is an ongoing process to be certain the hardware in a machine >> 2914 is properly shutdown, so do not be surprised if this code does not >> 2915 initially work for you. As of this writing the exact hardware >> 2916 interface is strongly in flux, so no good recommendation can be >> 2917 made. >> 2918 >> 2919 config CRASH_DUMP >> 2920 bool "Kernel crash dumps" >> 2921 help >> 2922 Generate crash dump after being started by kexec. >> 2923 This should be normally only set in special crash dump kernels >> 2924 which are loaded in the main kernel with kexec-tools into >> 2925 a specially reserved region and then later executed after >> 2926 a crash by kdump/kexec. The crash dump kernel must be compiled >> 2927 to a memory address not used by the main kernel or firmware using >> 2928 PHYSICAL_START. 2878 2929 2879 config PHYSICAL_START 2930 config PHYSICAL_START 2880 hex "Physical address where the kerne 2931 hex "Physical address where the kernel is loaded" 2881 default "0xffffffff84000000" 2932 default "0xffffffff84000000" 2882 depends on CRASH_DUMP 2933 depends on CRASH_DUMP 2883 help 2934 help 2884 This gives the CKSEG0 or KSEG0 addr 2935 This gives the CKSEG0 or KSEG0 address where the kernel is loaded. 2885 If you plan to use kernel for captu 2936 If you plan to use kernel for capturing the crash dump change 2886 this value to start of the reserved 2937 this value to start of the reserved region (the "X" value as 2887 specified in the "crashkernel=YM@XM 2938 specified in the "crashkernel=YM@XM" command line boot parameter 2888 passed to the panic-ed kernel). 2939 passed to the panic-ed kernel). 2889 2940 >> 2941 config SECCOMP >> 2942 bool "Enable seccomp to safely compute untrusted bytecode" >> 2943 depends on PROC_FS >> 2944 default y >> 2945 help >> 2946 This kernel feature is useful for number crunching applications >> 2947 that may need to compute untrusted bytecode during their >> 2948 execution. By using pipes or other transports made available to >> 2949 the process as file descriptors supporting the read/write >> 2950 syscalls, it's possible to isolate those applications in >> 2951 their own address space using seccomp. Once seccomp is >> 2952 enabled via /proc/<pid>/seccomp, it cannot be disabled >> 2953 and the task is only allowed to execute a few safe syscalls >> 2954 defined by each seccomp mode. >> 2955 >> 2956 If unsure, say Y. Only embedded should say N here. >> 2957 2890 config MIPS_O32_FP64_SUPPORT 2958 config MIPS_O32_FP64_SUPPORT 2891 bool "Support for O32 binaries using 2959 bool "Support for O32 binaries using 64-bit FP" if !CPU_MIPSR6 2892 depends on 32BIT || MIPS32_O32 2960 depends on 32BIT || MIPS32_O32 2893 help 2961 help 2894 When this is enabled, the kernel wi 2962 When this is enabled, the kernel will support use of 64-bit floating 2895 point registers with binaries using 2963 point registers with binaries using the O32 ABI along with the 2896 EF_MIPS_FP64 ELF header flag (typic 2964 EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On 2897 32-bit MIPS systems this support is 2965 32-bit MIPS systems this support is at the cost of increasing the 2898 size and complexity of the compiled 2966 size and complexity of the compiled FPU emulator. Thus if you are 2899 running a MIPS32 system and know th 2967 running a MIPS32 system and know that none of your userland binaries 2900 will require 64-bit floating point, 2968 will require 64-bit floating point, you may wish to reduce the size 2901 of your kernel & potentially improv 2969 of your kernel & potentially improve FP emulation performance by 2902 saying N here. 2970 saying N here. 2903 2971 2904 Although binutils currently support 2972 Although binutils currently supports use of this flag the details 2905 concerning its effect upon the O32 2973 concerning its effect upon the O32 ABI in userland are still being 2906 worked on. In order to avoid userla !! 2974 worked on. In order to avoid userland becoming dependant upon current 2907 behaviour before the details have b 2975 behaviour before the details have been finalised, this option should 2908 be considered experimental and only 2976 be considered experimental and only enabled by those working upon 2909 said details. 2977 said details. 2910 2978 2911 If unsure, say N. 2979 If unsure, say N. 2912 2980 2913 config USE_OF 2981 config USE_OF 2914 bool 2982 bool 2915 select OF 2983 select OF 2916 select OF_EARLY_FLATTREE 2984 select OF_EARLY_FLATTREE 2917 select IRQ_DOMAIN 2985 select IRQ_DOMAIN 2918 2986 2919 config UHI_BOOT 2987 config UHI_BOOT 2920 bool 2988 bool 2921 2989 2922 config BUILTIN_DTB 2990 config BUILTIN_DTB 2923 bool 2991 bool 2924 2992 2925 choice 2993 choice 2926 prompt "Kernel appended dtb support" !! 2994 prompt "Kernel appended dtb support" if USE_OF 2927 depends on USE_OF << 2928 default MIPS_NO_APPENDED_DTB 2995 default MIPS_NO_APPENDED_DTB 2929 2996 2930 config MIPS_NO_APPENDED_DTB 2997 config MIPS_NO_APPENDED_DTB 2931 bool "None" 2998 bool "None" 2932 help 2999 help 2933 Do not enable appended dtb 3000 Do not enable appended dtb support. 2934 3001 2935 config MIPS_ELF_APPENDED_DTB 3002 config MIPS_ELF_APPENDED_DTB 2936 bool "vmlinux" 3003 bool "vmlinux" 2937 help 3004 help 2938 With this option, the boot 3005 With this option, the boot code will look for a device tree binary 2939 DTB) included in the vmlinu 3006 DTB) included in the vmlinux ELF section .appended_dtb. By default 2940 it is empty and the DTB can 3007 it is empty and the DTB can be appended using binutils command 2941 objcopy: 3008 objcopy: 2942 3009 2943 objcopy --update-section 3010 objcopy --update-section .appended_dtb=<filename>.dtb vmlinux 2944 3011 2945 This is meant as a backward !! 3012 This is meant as a backward compatiblity convenience for those 2946 systems with a bootloader t 3013 systems with a bootloader that can't be upgraded to accommodate 2947 the documented boot protoco 3014 the documented boot protocol using a device tree. 2948 3015 2949 config MIPS_RAW_APPENDED_DTB 3016 config MIPS_RAW_APPENDED_DTB 2950 bool "vmlinux.bin or vmlinuz. 3017 bool "vmlinux.bin or vmlinuz.bin" 2951 help 3018 help 2952 With this option, the boot 3019 With this option, the boot code will look for a device tree binary 2953 DTB) appended to raw vmlinu 3020 DTB) appended to raw vmlinux.bin or vmlinuz.bin. 2954 (e.g. cat vmlinux.bin <file 3021 (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb). 2955 3022 2956 This is meant as a backward 3023 This is meant as a backward compatibility convenience for those 2957 systems with a bootloader t 3024 systems with a bootloader that can't be upgraded to accommodate 2958 the documented boot protoco 3025 the documented boot protocol using a device tree. 2959 3026 2960 Beware that there is very l 3027 Beware that there is very little in terms of protection against 2961 this option being confused 3028 this option being confused by leftover garbage in memory that might 2962 look like a DTB header afte 3029 look like a DTB header after a reboot if no actual DTB is appended 2963 to vmlinux.bin. Do not lea 3030 to vmlinux.bin. Do not leave this option active in a production kernel 2964 if you don't intend to alwa 3031 if you don't intend to always append a DTB. 2965 endchoice 3032 endchoice 2966 3033 2967 choice 3034 choice 2968 prompt "Kernel command line type" !! 3035 prompt "Kernel command line type" if !CMDLINE_OVERRIDE 2969 depends on !CMDLINE_OVERRIDE << 2970 default MIPS_CMDLINE_FROM_DTB if USE_ 3036 default MIPS_CMDLINE_FROM_DTB if USE_OF && !ATH79 && !MACH_INGENIC && \ 2971 !MAC !! 3037 !MIPS_MALTA && \ 2972 !CAV 3038 !CAVIUM_OCTEON_SOC 2973 default MIPS_CMDLINE_FROM_BOOTLOADER 3039 default MIPS_CMDLINE_FROM_BOOTLOADER 2974 3040 2975 config MIPS_CMDLINE_FROM_DTB 3041 config MIPS_CMDLINE_FROM_DTB 2976 depends on USE_OF 3042 depends on USE_OF 2977 bool "Dtb kernel arguments if 3043 bool "Dtb kernel arguments if available" 2978 3044 2979 config MIPS_CMDLINE_DTB_EXTEND 3045 config MIPS_CMDLINE_DTB_EXTEND 2980 depends on USE_OF 3046 depends on USE_OF 2981 bool "Extend dtb kernel argum 3047 bool "Extend dtb kernel arguments with bootloader arguments" 2982 3048 2983 config MIPS_CMDLINE_FROM_BOOTLOADER 3049 config MIPS_CMDLINE_FROM_BOOTLOADER 2984 bool "Bootloader kernel argum 3050 bool "Bootloader kernel arguments if available" 2985 3051 2986 config MIPS_CMDLINE_BUILTIN_EXTEND 3052 config MIPS_CMDLINE_BUILTIN_EXTEND 2987 depends on CMDLINE_BOOL 3053 depends on CMDLINE_BOOL 2988 bool "Extend builtin kernel a 3054 bool "Extend builtin kernel arguments with bootloader arguments" 2989 endchoice 3055 endchoice 2990 3056 2991 endmenu 3057 endmenu 2992 3058 2993 config LOCKDEP_SUPPORT 3059 config LOCKDEP_SUPPORT 2994 bool 3060 bool 2995 default y 3061 default y 2996 3062 2997 config STACKTRACE_SUPPORT 3063 config STACKTRACE_SUPPORT 2998 bool 3064 bool 2999 default y 3065 default y 3000 3066 >> 3067 config HAVE_LATENCYTOP_SUPPORT >> 3068 bool >> 3069 default y >> 3070 3001 config PGTABLE_LEVELS 3071 config PGTABLE_LEVELS 3002 int 3072 int 3003 default 4 if PAGE_SIZE_4KB && MIPS_VA 3073 default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48 3004 default 3 if 64BIT && (!PAGE_SIZE_64K !! 3074 default 3 if 64BIT && !PAGE_SIZE_64KB 3005 default 2 3075 default 2 3006 3076 3007 config MIPS_AUTO_PFN_OFFSET 3077 config MIPS_AUTO_PFN_OFFSET 3008 bool 3078 bool 3009 3079 3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC 3080 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 3011 3081 3012 config PCI_DRIVERS_GENERIC 3082 config PCI_DRIVERS_GENERIC 3013 select PCI_DOMAINS_GENERIC if PCI 3083 select PCI_DOMAINS_GENERIC if PCI 3014 bool 3084 bool 3015 3085 3016 config PCI_DRIVERS_LEGACY 3086 config PCI_DRIVERS_LEGACY 3017 def_bool !PCI_DRIVERS_GENERIC 3087 def_bool !PCI_DRIVERS_GENERIC 3018 select NO_GENERIC_PCI_IOPORT_MAP 3088 select NO_GENERIC_PCI_IOPORT_MAP 3019 select PCI_DOMAINS if PCI 3089 select PCI_DOMAINS if PCI 3020 3090 3021 # 3091 # 3022 # ISA support is now enabled via select. Too 3092 # ISA support is now enabled via select. Too many systems still have the one 3023 # or other ISA chip on the board that users d 3093 # or other ISA chip on the board that users don't know about so don't expect 3024 # users to choose the right thing ... 3094 # users to choose the right thing ... 3025 # 3095 # 3026 config ISA 3096 config ISA 3027 bool 3097 bool 3028 3098 3029 config TC 3099 config TC 3030 bool "TURBOchannel support" 3100 bool "TURBOchannel support" 3031 depends on MACH_DECSTATION 3101 depends on MACH_DECSTATION 3032 help 3102 help 3033 TURBOchannel is a DEC (now Compaq ( 3103 TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS 3034 processors. TURBOchannel programmi 3104 processors. TURBOchannel programming specifications are available 3035 at: 3105 at: 3036 <ftp://ftp.hp.com/pub/alphaserver/a 3106 <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> 3037 and: 3107 and: 3038 <http://www.computer-refuge.org/cla 3108 <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> 3039 Linux driver support status is docu 3109 Linux driver support status is documented at: 3040 <http://www.linux-mips.org/wiki/DEC 3110 <http://www.linux-mips.org/wiki/DECstation> 3041 3111 3042 config MMU 3112 config MMU 3043 bool 3113 bool 3044 default y 3114 default y 3045 3115 3046 config ARCH_MMAP_RND_BITS_MIN 3116 config ARCH_MMAP_RND_BITS_MIN 3047 default 12 if 64BIT 3117 default 12 if 64BIT 3048 default 8 3118 default 8 3049 3119 3050 config ARCH_MMAP_RND_BITS_MAX 3120 config ARCH_MMAP_RND_BITS_MAX 3051 default 18 if 64BIT 3121 default 18 if 64BIT 3052 default 15 3122 default 15 3053 3123 3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN 3124 config ARCH_MMAP_RND_COMPAT_BITS_MIN 3055 default 8 !! 3125 default 8 3056 3126 3057 config ARCH_MMAP_RND_COMPAT_BITS_MAX 3127 config ARCH_MMAP_RND_COMPAT_BITS_MAX 3058 default 15 !! 3128 default 15 3059 3129 3060 config I8253 3130 config I8253 3061 bool 3131 bool 3062 select CLKSRC_I8253 3132 select CLKSRC_I8253 3063 select CLKEVT_I8253 3133 select CLKEVT_I8253 3064 select MIPS_EXTERNAL_TIMER 3134 select MIPS_EXTERNAL_TIMER >> 3135 >> 3136 config ZONE_DMA >> 3137 bool >> 3138 >> 3139 config ZONE_DMA32 >> 3140 bool >> 3141 3065 endmenu 3142 endmenu 3066 3143 3067 config TRAD_SIGNALS 3144 config TRAD_SIGNALS 3068 bool 3145 bool 3069 3146 3070 config MIPS32_COMPAT 3147 config MIPS32_COMPAT 3071 bool 3148 bool 3072 3149 3073 config COMPAT 3150 config COMPAT 3074 bool 3151 bool 3075 3152 >> 3153 config SYSVIPC_COMPAT >> 3154 bool >> 3155 3076 config MIPS32_O32 3156 config MIPS32_O32 3077 bool "Kernel support for o32 binaries 3157 bool "Kernel support for o32 binaries" 3078 depends on 64BIT 3158 depends on 64BIT 3079 select ARCH_WANT_OLD_COMPAT_IPC 3159 select ARCH_WANT_OLD_COMPAT_IPC 3080 select COMPAT 3160 select COMPAT 3081 select MIPS32_COMPAT 3161 select MIPS32_COMPAT >> 3162 select SYSVIPC_COMPAT if SYSVIPC 3082 help 3163 help 3083 Select this option if you want to r 3164 Select this option if you want to run o32 binaries. These are pure 3084 32-bit binaries as used by the 32-b 3165 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of 3085 existing binaries are in this forma 3166 existing binaries are in this format. 3086 3167 3087 If unsure, say Y. 3168 If unsure, say Y. 3088 3169 3089 config MIPS32_N32 3170 config MIPS32_N32 3090 bool "Kernel support for n32 binaries 3171 bool "Kernel support for n32 binaries" 3091 depends on 64BIT 3172 depends on 64BIT 3092 select ARCH_WANT_COMPAT_IPC_PARSE_VER 3173 select ARCH_WANT_COMPAT_IPC_PARSE_VERSION 3093 select COMPAT 3174 select COMPAT 3094 select MIPS32_COMPAT 3175 select MIPS32_COMPAT >> 3176 select SYSVIPC_COMPAT if SYSVIPC 3095 help 3177 help 3096 Select this option if you want to r 3178 Select this option if you want to run n32 binaries. These are 3097 64-bit binaries using 32-bit quanti 3179 64-bit binaries using 32-bit quantities for addressing and certain 3098 data that would normally be 64-bit. 3180 data that would normally be 64-bit. They are used in special 3099 cases. 3181 cases. 3100 3182 3101 If unsure, say N. 3183 If unsure, say N. 3102 3184 3103 config CC_HAS_MNO_BRANCH_LIKELY !! 3185 config BINFMT_ELF32 3104 def_bool y !! 3186 bool 3105 depends on $(cc-option,-mno-branch-li !! 3187 default y if MIPS32_O32 || MIPS32_N32 3106 !! 3188 select ELFCORE 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 3189 3111 menu "Power management options" 3190 menu "Power management options" 3112 3191 3113 config ARCH_HIBERNATION_POSSIBLE 3192 config ARCH_HIBERNATION_POSSIBLE 3114 def_bool y 3193 def_bool y 3115 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3194 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 3116 3195 3117 config ARCH_SUSPEND_POSSIBLE 3196 config ARCH_SUSPEND_POSSIBLE 3118 def_bool y 3197 def_bool y 3119 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3198 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP 3120 3199 3121 source "kernel/power/Kconfig" 3200 source "kernel/power/Kconfig" 3122 3201 3123 endmenu 3202 endmenu 3124 3203 3125 config MIPS_EXTERNAL_TIMER 3204 config MIPS_EXTERNAL_TIMER 3126 bool 3205 bool 3127 3206 3128 menu "CPU Power Management" 3207 menu "CPU Power Management" 3129 3208 3130 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIME 3209 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER 3131 source "drivers/cpufreq/Kconfig" 3210 source "drivers/cpufreq/Kconfig" 3132 endif # CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL !! 3211 endif 3133 3212 3134 source "drivers/cpuidle/Kconfig" 3213 source "drivers/cpuidle/Kconfig" 3135 3214 3136 endmenu 3215 endmenu 3137 3216 3138 source "arch/mips/kvm/Kconfig" !! 3217 source "drivers/firmware/Kconfig" 3139 3218 3140 source "arch/mips/vdso/Kconfig" !! 3219 source "arch/mips/kvm/Kconfig"
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.