1menu "Kernel hacking" 2 3config PROFILING 4 bool "Kernel profiling support" 5 6config SYSTEM_PROFILER 7 bool "System profiling support" 8 9source "lib/Kconfig.debug" 10 11config ETRAX_KGDB 12 bool "Use kernel GDB debugger" 13 depends on DEBUG_KERNEL 14 ---help--- 15 The CRIS version of gdb can be used to remotely debug a running 16 Linux kernel via the serial debug port. Provided you have gdb-cris 17 installed, run gdb-cris vmlinux, then type 18 19 (gdb) set remotebaud 115200 <- kgdb uses 115200 as default 20 (gdb) target remote /dev/ttyS0 <- maybe you use another port 21 22 This should connect you to your booted kernel (or boot it now if you 23 didn't before). The kernel halts when it boots, waiting for gdb if 24 this option is turned on! 25 26 27config DEBUG_NMI_OOPS 28 bool "NMI causes oops printout" 29 depends on DEBUG_KERNEL 30 help 31 If the system locks up without any debug information you can say Y 32 here to make it possible to dump an OOPS with an external NMI. 33 34config NO_SEGFAULT_TERMINATION 35 bool "Keep segfaulting processes" 36 help 37 Place segfaulting user mode processes on a wait queue instead of 38 delivering a terminating SIGSEGV to allow debugging with gdb. 39 40endmenu 41