Linux/arch/openrisc/Kconfig

Version: ~ [ linux-6.12-rc7 ] ~ [ linux-6.11.7 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.60 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.116 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.171 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.229 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.285 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.323 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.12 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

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1 # SPDX-License-Identifier: GPL-2.0 !! 1 config M68K 2 # !! 2 bool 3 # For a description of the syntax of this conf !! 3 default y 4 # see Documentation/kbuild/kconfig-language.rs !! 4 select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 5 # !! 5 select ARCH_NO_COHERENT_DMA_MMAP if !MMU 6 !! 6 select HAVE_IDE 7 config OPENRISC !! 7 select HAVE_AOUT if MMU 8 def_bool y !! 8 select HAVE_DEBUG_BUGVERBOSE 9 select ARCH_32BIT_OFF_T << 10 select ARCH_HAS_DMA_SET_UNCACHED << 11 select ARCH_HAS_DMA_CLEAR_UNCACHED << 12 select ARCH_HAS_SYNC_DMA_FOR_DEVICE << 13 select COMMON_CLK << 14 select OF << 15 select OF_EARLY_FLATTREE << 16 select IRQ_DOMAIN << 17 select GPIOLIB << 18 select HAVE_ARCH_TRACEHOOK << 19 select SPARSE_IRQ << 20 select GENERIC_IRQ_CHIP << 21 select GENERIC_IRQ_PROBE << 22 select GENERIC_IRQ_SHOW 9 select GENERIC_IRQ_SHOW 23 select GENERIC_PCI_IOMAP << 24 select GENERIC_IOREMAP << 25 select GENERIC_CPU_DEVICES << 26 select HAVE_PCI << 27 select HAVE_UID16 << 28 select HAVE_PAGE_SIZE_8KB << 29 select GENERIC_ATOMIC64 10 select GENERIC_ATOMIC64 30 select GENERIC_CLOCKEVENTS_BROADCAST !! 11 select HAVE_UID16 31 select GENERIC_SMP_IDLE_THREAD !! 12 select VIRT_TO_BUS >> 13 select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS >> 14 select GENERIC_CPU_DEVICES >> 15 select GENERIC_IOMAP >> 16 select GENERIC_STRNCPY_FROM_USER if MMU >> 17 select GENERIC_STRNLEN_USER if MMU >> 18 select ARCH_WANT_IPC_PARSE_VERSION >> 19 select ARCH_USES_GETTIMEOFFSET if MMU && !COLDFIRE >> 20 select HAVE_FUTEX_CMPXCHG if MMU && FUTEX >> 21 select HAVE_MOD_ARCH_SPECIFIC >> 22 select MODULES_USE_ELF_REL 32 select MODULES_USE_ELF_RELA 23 select MODULES_USE_ELF_RELA 33 select HAVE_DEBUG_STACKOVERFLOW !! 24 select OLD_SIGSUSPEND3 34 select OR1K_PIC !! 25 select OLD_SIGACTION 35 select CPU_NO_EFFICIENT_FFS if !OPENRI << 36 select ARCH_USE_QUEUED_RWLOCKS << 37 select OMPIC if SMP << 38 select PCI_DOMAINS_GENERIC if PCI << 39 select PCI_MSI if PCI << 40 select ARCH_WANT_FRAME_POINTERS << 41 select GENERIC_IRQ_MULTI_HANDLER << 42 select MMU_GATHER_NO_RANGE if MMU << 43 select TRACE_IRQFLAGS_SUPPORT << 44 26 45 config CPU_BIG_ENDIAN !! 27 config RWSEM_GENERIC_SPINLOCK 46 def_bool y !! 28 bool >> 29 default y 47 30 48 config MMU !! 31 config RWSEM_XCHGADD_ALGORITHM 49 def_bool y !! 32 bool >> 33 >> 34 config ARCH_HAS_ILOG2_U32 >> 35 bool >> 36 >> 37 config ARCH_HAS_ILOG2_U64 >> 38 bool 50 39 51 config GENERIC_HWEIGHT 40 config GENERIC_HWEIGHT 52 def_bool y !! 41 bool >> 42 default y 53 43 54 config NO_IOPORT_MAP !! 44 config GENERIC_CALIBRATE_DELAY 55 def_bool y !! 45 bool >> 46 default y 56 47 57 # For now, use generic checksum functions << 58 #These can be reimplemented in assembly later << 59 config GENERIC_CSUM 48 config GENERIC_CSUM 60 def_bool y !! 49 bool >> 50 >> 51 config TIME_LOW_RES >> 52 bool >> 53 default y 61 54 62 config STACKTRACE_SUPPORT !! 55 config NO_IOPORT_MAP 63 def_bool y 56 def_bool y 64 57 65 config LOCKDEP_SUPPORT !! 58 config NO_DMA 66 def_bool y !! 59 def_bool (MMU && SUN3) || (!MMU && !COLDFIRE) >> 60 >> 61 config ZONE_DMA >> 62 bool >> 63 default y 67 64 68 menu "Processor type and features" !! 65 config HZ >> 66 int >> 67 default 1000 if CLEOPATRA >> 68 default 100 69 69 70 choice !! 70 config PGTABLE_LEVELS 71 prompt "Subarchitecture" !! 71 default 2 if SUN3 || COLDFIRE 72 default OR1K_1200 !! 72 default 3 73 73 74 config OR1K_1200 !! 74 source "init/Kconfig" 75 bool "OR1200" << 76 help << 77 Generic OpenRISC 1200 architecture << 78 75 79 endchoice !! 76 source "kernel/Kconfig.freezer" 80 77 81 config DCACHE_WRITETHROUGH !! 78 config MMU 82 bool "Have write through data caches" !! 79 bool "MMU-based Paged Memory Management Support" 83 default n !! 80 default y 84 help 81 help 85 Select this if your implementation f !! 82 Select if you want MMU-based virtualised addressing space 86 Selecting 'N' here will allow the ke !! 83 support by paged memory management. If unsure, say 'Y'. 87 caches at relevant times. Most OpenR << 88 through data caches. << 89 84 90 If unsure say N here !! 85 config MMU_MOTOROLA >> 86 bool 91 87 92 config OPENRISC_BUILTIN_DTB !! 88 config MMU_COLDFIRE 93 string "Builtin DTB" !! 89 bool 94 default "" << 95 90 96 menu "Class II Instructions" !! 91 config MMU_SUN3 >> 92 bool >> 93 depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 97 94 98 config OPENRISC_HAVE_INST_FF1 !! 95 config KEXEC 99 bool "Have instruction l.ff1" !! 96 bool "kexec system call" 100 default y !! 97 depends on M68KCLASSIC >> 98 select KEXEC_CORE 101 help 99 help 102 Select this if your implementation h !! 100 kexec is a system call that implements the ability to shutdown your >> 101 current kernel, and to start another kernel. It is like a reboot >> 102 but it is independent of the system firmware. And like a reboot >> 103 you can start any kernel with it, not just Linux. 103 104 104 config OPENRISC_HAVE_INST_FL1 !! 105 The name comes from the similarity to the exec system call. 105 bool "Have instruction l.fl1" << 106 default y << 107 help << 108 Select this if your implementation h << 109 106 110 config OPENRISC_HAVE_INST_MUL !! 107 It is an ongoing process to be certain the hardware in a machine 111 bool "Have instruction l.mul for hardw !! 108 is properly shutdown, so do not be surprised if this code does not 112 default y !! 109 initially work for you. As of this writing the exact hardware 113 help !! 110 interface is strongly in flux, so no good recommendation can be 114 Select this if your implementation h !! 111 made. 115 112 116 config OPENRISC_HAVE_INST_DIV !! 113 config BOOTINFO_PROC 117 bool "Have instruction l.div for hardw !! 114 bool "Export bootinfo in procfs" 118 default y !! 115 depends on KEXEC && M68KCLASSIC 119 help 116 help 120 Select this if your implementation h !! 117 Say Y to export the bootinfo used to boot the kernel in a >> 118 "bootinfo" file in procfs. This is useful with kexec. 121 119 122 config OPENRISC_HAVE_INST_CMOV !! 120 menu "Platform setup" 123 bool "Have instruction l.cmov for cond << 124 default n << 125 help << 126 This config enables gcc to generate << 127 the kernel which in general will imp << 128 binary size. << 129 << 130 Select this if your implementation h << 131 l.cmov conistional move instruction. << 132 << 133 Say N if you are unsure. << 134 << 135 config OPENRISC_HAVE_INST_ROR << 136 bool "Have instruction l.ror for rotat << 137 default n << 138 help << 139 This config enables gcc to generate << 140 the kernel which in general will imp << 141 binary size. << 142 << 143 Select this if your implementation h << 144 l.ror rotate right instruction. << 145 << 146 Say N if you are unsure. << 147 << 148 config OPENRISC_HAVE_INST_RORI << 149 bool "Have instruction l.rori for rota << 150 default n << 151 help << 152 This config enables gcc to generate << 153 the kernel which in general will imp << 154 binary size. << 155 << 156 Select this if your implementation h << 157 l.rori rotate right with immediate i << 158 << 159 Say N if you are unsure. << 160 << 161 config OPENRISC_HAVE_INST_SEXT << 162 bool "Have instructions l.ext* for sig << 163 default n << 164 help << 165 This config enables gcc to generate << 166 the kernel which in general will imp << 167 binary size. << 168 121 169 Select this if your implementation h !! 122 source arch/m68k/Kconfig.cpu 170 l.exths, l.extbs, l.exthz and l.extb << 171 123 172 Say N if you are unsure. !! 124 source arch/m68k/Kconfig.machine >> 125 >> 126 source arch/m68k/Kconfig.bus 173 127 174 endmenu 128 endmenu 175 129 176 config NR_CPUS !! 130 menu "Kernel Features" 177 int "Maximum number of CPUs (2-32)" << 178 range 2 32 << 179 depends on SMP << 180 default "2" << 181 131 182 config SMP !! 132 if COLDFIRE 183 bool "Symmetric Multi-Processing suppo !! 133 source "kernel/Kconfig.preempt" 184 help !! 134 endif 185 This enables support for systems wit << 186 a system with only one CPU, say N. I << 187 than one CPU, say Y. << 188 135 189 If you don't know what to do here, s !! 136 source "mm/Kconfig" 190 << 191 config FPU << 192 bool "FPU support" << 193 default y << 194 help << 195 Say N here if you want to disable al << 196 in the kernel and reduce binary size << 197 137 198 If you don't know what to do here, s !! 138 endmenu 199 139 200 source "kernel/Kconfig.hz" !! 140 menu "Executable file formats" 201 141 202 config OPENRISC_NO_SPR_SR_DSX !! 142 source "fs/Kconfig.binfmt" 203 bool "use SPR_SR_DSX software emulatio << 204 default y << 205 help << 206 SPR_SR_DSX bit is status register bi << 207 the last exception has happened in d << 208 143 209 OpenRISC architecture makes it optio !! 144 endmenu 210 in hardware and the OR1200 does not << 211 145 212 Say N here if you know that your Ope !! 146 if !MMU 213 SPR_SR_DSX bit implemented. Say Y if !! 147 menu "Power management options" 214 148 215 config OPENRISC_HAVE_SHADOW_GPRS !! 149 config PM 216 bool "Support for shadow gpr files" if !! 150 bool "Power Management support" 217 default y if SMP << 218 help 151 help 219 Say Y here if your OpenRISC processo !! 152 Support processor power management modes 220 register files. They will in such ca << 221 scratch reg storage on exception ent << 222 << 223 On SMP systems, this feature is mand << 224 On a unicore system it's safe to say << 225 << 226 config CMDLINE << 227 string "Default kernel command string" << 228 default "" << 229 help << 230 On some architectures there is curre << 231 to pass arguments to the kernel. For << 232 supply some command-line options at << 233 here. << 234 153 235 menu "Debugging options" !! 154 endmenu >> 155 endif 236 156 237 config JUMP_UPON_UNHANDLED_EXCEPTION !! 157 source "net/Kconfig" 238 bool "Try to die gracefully" << 239 default y << 240 help << 241 Now this puts kernel into infinite l << 242 your kernel crashes this doesn't hav << 243 158 244 Say Y if you are unsure. !! 159 source "drivers/Kconfig" 245 160 246 config OPENRISC_ESR_EXCEPTION_BUG_CHECK !! 161 source "arch/m68k/Kconfig.devices" 247 bool "Check for possible ESR exception << 248 default n << 249 help << 250 This option enables some checks that << 251 in kernel. << 252 162 253 Say N if you are unsure. !! 163 source "fs/Kconfig" 254 164 255 endmenu !! 165 source "arch/m68k/Kconfig.debug" 256 166 257 endmenu !! 167 source "security/Kconfig" >> 168 >> 169 source "crypto/Kconfig" >> 170 >> 171 source "lib/Kconfig"

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TOMOYO Linux Cross Reference
Linux/arch/openrisc/Kconfig

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Differences between /arch/openrisc/Kconfig (Version linux-6.12-rc7) and /arch/m68k/Kconfig (Version linux-4.13.16)

TOMOYO Linux Cross Reference Linux/arch/openrisc/Kconfig

Diff markup

Differences between /arch/openrisc/Kconfig (Version linux-6.12-rc7) and /arch/m68k/Kconfig (Version linux-4.13.16)

TOMOYO Linux Cross Reference
Linux/arch/openrisc/Kconfig