| | 1 | |
| | 2 | config HAVE_ARCH_KGDB |
| | 3 | bool |
| | 4 | |
| | 5 | menuconfig KGDB |
| | 6 | bool "KGDB: kernel debugger" |
| | 7 | depends on HAVE_ARCH_KGDB |
| | 8 | depends on DEBUG_KERNEL && EXPERIMENTAL |
| | 9 | help |
| | 10 | If you say Y here, it will be possible to remotely debug the |
| | 11 | kernel using gdb. It is recommended but not required, that |
| | 12 | you also turn on the kernel config option |
| | 13 | CONFIG_FRAME_POINTER to aid in producing more reliable stack |
| | 14 | backtraces in the external debugger. Documentation of |
| | 15 | kernel debugger is available at http://kgdb.sourceforge.net |
| | 16 | as well as in DocBook form in Documentation/DocBook/. If |
| | 17 | unsure, say N. |
| | 18 | |
| | 19 | if KGDB |
| | 20 | |
| | 21 | config KGDB_SERIAL_CONSOLE |
| | 22 | tristate "KGDB: use kgdb over the serial console" |
| | 23 | select CONSOLE_POLL |
| | 24 | select MAGIC_SYSRQ |
| | 25 | default y |
| | 26 | help |
| | 27 | Share a serial console with kgdb. Sysrq-g must be used |
| | 28 | to break in initially. |
| | 29 | |
| | 30 | config KGDB_TESTS |
| | 31 | bool "KGDB: internal test suite" |
| | 32 | default n |
| | 33 | help |
| | 34 | This is a kgdb I/O module specifically designed to test |
| | 35 | kgdb's internal functions. This kgdb I/O module is |
| | 36 | intended to for the development of new kgdb stubs |
| | 37 | as well as regression testing the kgdb internals. |
| | 38 | See the drivers/misc/kgdbts.c for the details about |
| | 39 | the tests. The most basic of this I/O module is to boot |
| | 40 | a kernel boot arguments "kgdbwait kgdbts=V1F100" |
| | 41 | |
| | 42 | config KGDB_TESTS_ON_BOOT |
| | 43 | bool "KGDB: Run tests on boot" |
| | 44 | depends on KGDB_TESTS |
| | 45 | default n |
| | 46 | help |
| | 47 | Run the kgdb tests on boot up automatically without the need |
| | 48 | to pass in a kernel parameter |
| | 49 | |
| | 50 | config KGDB_TESTS_BOOT_STRING |
| | 51 | string "KGDB: which internal kgdb tests to run" |
| | 52 | depends on KGDB_TESTS_ON_BOOT |
| | 53 | default "V1F100" |
| | 54 | help |
| | 55 | This is the command string to send the kgdb test suite on |
| | 56 | boot. See the drivers/misc/kgdbts.c for detailed |
| | 57 | information about other strings you could use beyond the |
| | 58 | default of V1F100. |
| | 59 | |
| | 60 | config KGDB_LOW_LEVEL_TRAP |
| | 61 | bool "KGDB: Allow debugging with traps in notifiers" |
| | 62 | depends on X86 || MIPS |
| | 63 | default n |
| | 64 | help |
| | 65 | This will add an extra call back to kgdb for the breakpoint |
| | 66 | exception handler on which will will allow kgdb to step |
| | 67 | through a notify handler. |
| | 68 | |
| | 69 | config KGDB_KDB |
| | 70 | bool "KGDB_KDB: include kdb frontend for kgdb" |
| | 71 | default n |
| | 72 | help |
| | 73 | KDB frontend for kernel |
| | 74 | |
| | 75 | config KDB_KEYBOARD |
| | 76 | bool "KGDB_KDB: keyboard as input device" |
| | 77 | depends on VT && KGDB_KDB |
| | 78 | default n |
| | 79 | help |
| | 80 | KDB can use a PS/2 type keyboard for an input device |
| | 81 | |
| | 82 | endif # KGDB |
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