Linux/arch/powerpc/Kconfig.debug

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 menu "Kernel hacking" 2 2 3 config PPC_DISABLE_WERROR !! 3 source "lib/Kconfig.debug" 4 bool "Don't build arch/powerpc code wi << 5 help << 6 This option tells the compiler NOT t << 7 arch/powerpc with the -Werror flag ( << 8 are treated as errors). << 9 << 10 Only enable this if you are hitting << 11 arch/powerpc code caused by a warnin << 12 inclined to fix it. << 13 4 14 config PPC_WERROR !! 5 config EARLY_PRINTK 15 bool 6 bool 16 depends on !PPC_DISABLE_WERROR !! 7 depends on ALPHA_GENERIC || ALPHA_SRM 17 default y 8 default y 18 9 19 config PRINT_STACK_DEPTH !! 10 config ALPHA_LEGACY_START_ADDRESS 20 int "Stack depth to print" if DEBUG_KE !! 11 bool "Legacy kernel start address" 21 default 64 !! 12 depends on ALPHA_GENERIC 22 help !! 13 default n 23 This option allows you to set the st !! 14 ---help--- 24 prints in stack traces. This can be !! 15 The 2.4 kernel changed the kernel start address from 0x310000 25 too small and stack traces cause imp !! 16 to 0x810000 to make room for the Wildfire's larger SRM console. 26 scroll off the screen. !! 17 Recent consoles on Titan and Marvel machines also require the 27 !! 18 extra room. 28 config HCALL_STATS !! 19 29 bool "Hypervisor call instrumentation" !! 20 If you're using aboot 0.7 or later, the bootloader will examine the 30 depends on PPC_PSERIES && DEBUG_FS && !! 21 ELF headers to determine where to transfer control. Unfortunately, 31 help !! 22 most older bootloaders -- APB or MILO -- hardcoded the kernel start 32 Adds code to keep track of the numbe !! 23 address rather than examining the ELF headers, and the result is a 33 the amount of time spent in hypervis !! 24 hard lockup. 34 each call is always calculated, and << 35 are also calculated. A directory na << 36 root of the debugfs filesystem. Wit << 37 are files that contain CPU specific << 38 << 39 This option will add a small amount << 40 calls. << 41 25 42 config PPC_EMULATED_STATS !! 26 Say Y if you have a broken bootloader. Say N if you do not, or if 43 bool "Emulated instructions tracking" !! 27 you wish to run on Wildfire, Titan, or Marvel. 44 depends on DEBUG_FS << 45 help << 46 Adds code to keep track of the numbe << 47 emulated by the in-kernel emulator. << 48 of emulated instructions are availab << 49 powerpc/emulated_instructions/ in th << 50 system. Optionally (controlled by << 51 powerpc/emulated_instructions/do_war << 52 warnings can be printed to the conso << 53 emulated. << 54 << 55 config CODE_PATCHING_SELFTEST << 56 bool "Run self-tests of the code-patch << 57 depends on DEBUG_KERNEL << 58 << 59 config JUMP_LABEL_FEATURE_CHECKS << 60 bool "Enable use of jump label for cpu << 61 depends on JUMP_LABEL << 62 default y << 63 help << 64 Selecting this options enables use o << 65 feature checks. This should generate << 66 checks. << 67 28 68 config JUMP_LABEL_FEATURE_CHECK_DEBUG !! 29 config ALPHA_LEGACY_START_ADDRESS 69 bool "Do extra check on feature fixup << 70 depends on DEBUG_KERNEL && JUMP_LABEL_ << 71 help << 72 This tries to catch incorrect usage << 73 mmu_has_feature() in the code. << 74 << 75 If you don't know what this means, s << 76 << 77 config FTR_FIXUP_SELFTEST << 78 bool "Run self-tests of the feature-fi << 79 depends on DEBUG_KERNEL << 80 << 81 config MSI_BITMAP_SELFTEST << 82 bool "Run self-tests of the MSI bitmap << 83 depends on DEBUG_KERNEL << 84 << 85 config GUEST_STATE_BUFFER_TEST << 86 def_tristate n << 87 prompt "Enable Guest State Buffer unit << 88 depends on KUNIT << 89 depends on KVM_BOOK3S_HV_POSSIBLE << 90 default KUNIT_ALL_TESTS << 91 help << 92 The Guest State Buffer is a data for << 93 It is by hcalls to communicate the s << 94 the L1 and L0 hypervisors. Enable un << 95 used to create and use guest state b << 96 << 97 config PPC_IRQ_SOFT_MASK_DEBUG << 98 bool "Include extra checks for powerpc << 99 depends on PPC64 << 100 << 101 config PPC_RFI_SRR_DEBUG << 102 bool "Include extra checks for RFI SRR << 103 depends on PPC_BOOK3S_64 << 104 << 105 config XMON << 106 bool "Include xmon kernel debugger" << 107 depends on DEBUG_KERNEL << 108 select CONSOLE_POLL if SERIAL_CPM_CONS << 109 help << 110 Include in-kernel hooks for the xmon << 111 Unless you are intending to debug th << 112 Make sure to enable also CONFIG_BOOT << 113 nothing will appear on the screen (x << 114 framebuffer memory). << 115 The cmdline option 'xmon' or 'xmon=e << 116 very early during boot. 'xmon=on' wi << 117 debugger hooks. 'xmon=off' will dis << 118 if CONFIG_XMON_DEFAULT is set. << 119 xmon will print a backtrace on the v << 120 'xmon=nobt' will disable this autoba << 121 << 122 config XMON_DEFAULT << 123 bool "Enable xmon by default" << 124 depends on XMON << 125 help << 126 xmon is normally disabled unless boo << 127 Use 'xmon=off' to disable xmon init << 128 << 129 config XMON_DISASSEMBLY << 130 bool "Include disassembly support in x << 131 depends on XMON << 132 default y << 133 help << 134 Include support for disassembling in << 135 to say Y here, unless you're buildin << 136 system. << 137 << 138 config XMON_DEFAULT_RO_MODE << 139 bool "Restrict xmon to read-only opera << 140 depends on XMON << 141 default y << 142 help << 143 Operate xmon in read-only mode. The << 144 'xmon=ro' override this default. << 145 << 146 config DEBUGGER << 147 bool 30 bool 148 depends on KGDB || XMON !! 31 depends on !ALPHA_GENERIC && !ALPHA_TITAN && !ALPHA_MARVEL && !ALPHA_WILDFIRE 149 default y 32 default y 150 33 151 config BDI_SWITCH !! 34 config MATHEMU 152 bool "Include BDI-2000 user context sw !! 35 tristate "Kernel FP software completion" if DEBUG_KERNEL && !SMP 153 depends on DEBUG_KERNEL && PPC32 !! 36 default y if !DEBUG_KERNEL || SMP 154 help !! 37 help 155 Include in-kernel support for the Ab !! 38 This option is required for IEEE compliant floating point arithmetic 156 Unless you are intending to debug th !! 39 on the Alpha. The only time you would ever not say Y is to say M in 157 machines, say N here. !! 40 order to debug the code. Say Y unless you know what you are doing. 158 << 159 config BOOTX_TEXT << 160 bool "Support for early boot text cons << 161 depends on PPC_BOOK3S << 162 select FONT_SUN8x16 << 163 select FONT_SUPPORT << 164 help << 165 Say Y here to see progress messages << 166 mode. Requires either BootX or Open << 167 << 168 config PPC_EARLY_DEBUG << 169 bool "Early debugging (dangerous)" << 170 help << 171 Say Y to enable some early debugging << 172 for your processor/board combination << 173 intended to debug problems early dur << 174 enabled in a production kernel. << 175 Note that enabling this will also ca << 176 to be pushed to max automatically ve << 177 << 178 choice << 179 prompt "Early debugging console" << 180 depends on PPC_EARLY_DEBUG << 181 help << 182 Use the selected console for early d << 183 enable debugging for the wrong type << 184 _will not boot_. << 185 << 186 config PPC_EARLY_DEBUG_BOOTX << 187 bool "BootX or OpenFirmware" << 188 depends on BOOTX_TEXT << 189 help << 190 Select this to enable early debuggin << 191 or OpenFirmware. << 192 << 193 config PPC_EARLY_DEBUG_LPAR << 194 bool "LPAR HV Console" << 195 depends on PPC_PSERIES && HVC_CONSOLE << 196 help << 197 Select this to enable early debuggin << 198 console on vterm 0. << 199 << 200 config PPC_EARLY_DEBUG_LPAR_HVSI << 201 bool "LPAR HVSI Console" << 202 depends on PPC_PSERIES && HVC_CONSOLE << 203 help << 204 Select this to enable early debuggin << 205 console on a specified vterm. << 206 << 207 config PPC_EARLY_DEBUG_G5 << 208 bool "Apple G5" << 209 depends on PPC_PMAC64 << 210 help << 211 Select this to enable early debuggin << 212 << 213 config PPC_EARLY_DEBUG_RTAS_PANEL << 214 bool "RTAS Panel" << 215 depends on PPC_RTAS << 216 help << 217 Select this to enable early debuggin << 218 << 219 config PPC_EARLY_DEBUG_RTAS_CONSOLE << 220 bool "RTAS Console" << 221 depends on PPC_RTAS << 222 select UDBG_RTAS_CONSOLE << 223 help << 224 Select this to enable early debuggin << 225 << 226 config PPC_EARLY_DEBUG_MAPLE << 227 bool "Maple real mode" << 228 depends on PPC_MAPLE << 229 help << 230 Select this to enable early debuggin << 231 << 232 config PPC_EARLY_DEBUG_PAS_REALMODE << 233 bool "PA Semi real mode" << 234 depends on PPC_PASEMI << 235 help << 236 Select this to enable early debuggin << 237 Output will be on UART0. << 238 << 239 config PPC_EARLY_DEBUG_44x << 240 bool "Early serial debugging for IBM/A << 241 depends on 44x << 242 help << 243 Select this to enable early debuggin << 244 inbuilt serial port. If you enable << 245 PPC_EARLY_DEBUG_44x_PHYSLOW below to << 246 << 247 config PPC_EARLY_DEBUG_CPM << 248 bool "Early serial debugging for Frees << 249 depends on SERIAL_CPM=y << 250 help << 251 Select this to enable early debuggin << 252 using a CPM-based serial port. This << 253 has run, and set up the CPM in a par << 254 << 255 config PPC_EARLY_DEBUG_USBGECKO << 256 bool "Early debugging through the USB << 257 depends on GAMECUBE_COMMON << 258 select USBGECKO_UDBG << 259 help << 260 Select this to enable early debuggin << 261 consoles via an external USB Gecko a << 262 << 263 config PPC_EARLY_DEBUG_PS3GELIC << 264 bool "Early debugging through the PS3 << 265 depends on PPC_PS3 << 266 help << 267 Select this to enable early debuggin << 268 UDP broadcasts sent out through the << 269 << 270 config PPC_EARLY_DEBUG_OPAL_RAW << 271 bool "OPAL raw console" << 272 depends on HVC_OPAL << 273 help << 274 Select this to enable early debuggin << 275 using a "raw" console << 276 << 277 config PPC_EARLY_DEBUG_OPAL_HVSI << 278 bool "OPAL hvsi console" << 279 depends on HVC_OPAL << 280 help << 281 Select this to enable early debuggin << 282 using an "hvsi" console << 283 << 284 config PPC_EARLY_DEBUG_MEMCONS << 285 bool "In memory console" << 286 help << 287 Select this to enable early debuggin << 288 This console provides input and outp << 289 kernel BSS and should be safe to sel << 290 can then be used to read kernel outp << 291 << 292 config PPC_EARLY_DEBUG_16550 << 293 bool "Serial 16550" << 294 depends on PPC_UDBG_16550 << 295 help << 296 Select this to enable early debuggin << 297 endchoice << 298 << 299 config PPC_MEMCONS_OUTPUT_SIZE << 300 int "In memory console output buffer s << 301 depends on PPC_EARLY_DEBUG_MEMCONS << 302 default 4096 << 303 help << 304 Selects the size of the output buffe << 305 console. << 306 << 307 config PPC_MEMCONS_INPUT_SIZE << 308 int "In memory console input buffer si << 309 depends on PPC_EARLY_DEBUG_MEMCONS << 310 default 128 << 311 help << 312 Selects the size of the input buffer << 313 console. << 314 << 315 config PPC_EARLY_DEBUG_OPAL << 316 def_bool y << 317 depends on PPC_EARLY_DEBUG_OPAL_RAW || << 318 << 319 config PPC_EARLY_DEBUG_HVSI_VTERMNO << 320 hex "vterm number to use with early de << 321 depends on PPC_EARLY_DEBUG_LPAR_HVSI << 322 default "0x30000000" << 323 help << 324 You probably want 0x30000000 for you << 325 0x30000001 for your second one << 326 << 327 config PPC_EARLY_DEBUG_OPAL_VTERMNO << 328 hex "vterm number to use with OPAL ear << 329 depends on PPC_EARLY_DEBUG_OPAL << 330 default "0" << 331 help << 332 This correspond to which /dev/hvcN y << 333 debug. << 334 << 335 On OPAL v2, this will be 0 for netwo << 336 the machine built-in serial ports. << 337 << 338 config PPC_EARLY_DEBUG_44x_PHYSLOW << 339 hex "Low 32 bits of early debug UART p << 340 depends on PPC_EARLY_DEBUG_44x << 341 default "0x40000200" << 342 help << 343 You probably want 0x40000200 for ebo << 344 0x40000300 for taishan << 345 << 346 config PPC_EARLY_DEBUG_44x_PHYSHIGH << 347 hex "EPRN of early debug UART physical << 348 depends on PPC_EARLY_DEBUG_44x << 349 default "0x1" << 350 << 351 config PPC_EARLY_DEBUG_CPM_ADDR << 352 hex "CPM UART early debug transmit des << 353 depends on PPC_EARLY_DEBUG_CPM << 354 default "0xfa202008" if PPC_EP88XC << 355 default "0xf0001ff8" if CPM2 << 356 default "0xff002008" if CPM1 << 357 help << 358 This specifies the address of the tr << 359 used for early debug output. Becaus << 360 platform probing is done, all platfo << 361 share the same address. << 362 << 363 config PPC_EARLY_DEBUG_16550_PHYSADDR << 364 hex "Early debug Serial 16550 physical << 365 depends on PPC_EARLY_DEBUG_16550 << 366 << 367 config PPC_EARLY_DEBUG_16550_STRIDE << 368 int "Early debug Serial 16550 stride" << 369 depends on PPC_EARLY_DEBUG_16550 << 370 default 1 << 371 << 372 config FAIL_IOMMU << 373 bool "Fault-injection capability for I << 374 depends on FAULT_INJECTION << 375 depends on PCI || IBMVIO << 376 help << 377 Provide fault-injection capability f << 378 be selectively enabled via the fail_ << 379 << 380 If you are unsure, say N. << 381 41 382 config KASAN_SHADOW_OFFSET !! 42 endmenu 383 hex << 384 depends on KASAN << 385 default 0xe0000000 if PPC32 << 386 default 0xa80e000000000000 if PPC_BOOK << 387 default 0xa8001c0000000000 if PPC_BOOK <<

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TOMOYO Linux Cross Reference
Linux/arch/powerpc/Kconfig.debug

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Differences between /arch/powerpc/Kconfig.debug (Version linux-6.12-rc7) and /arch/alpha/Kconfig.debug (Version linux-4.12.14)

TOMOYO Linux Cross Reference Linux/arch/powerpc/Kconfig.debug

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Differences between /arch/powerpc/Kconfig.debug (Version linux-6.12-rc7) and /arch/alpha/Kconfig.debug (Version linux-4.12.14)

TOMOYO Linux Cross Reference
Linux/arch/powerpc/Kconfig.debug