| Current Path : /lib/grub/i386-pc/ |
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| Current File : //lib/grub/i386-pc/gdb_grub2 |
### ### Load debuging information about GNU GRUB 2 modules into GDB ### automatically. Needs readelf, Perl and gmodule.pl script ### ### Has to be launched from the writable and trusted ### directory containing *.image and *.module ### ### $Id: .gdbinit,v 1.1 2006/05/14 11:38:08 lkundrak Exp $ ### Lubomir Kundrak <lkudrak@skosi.org> ### # Add section numbers and addresses to .segments.tmp define dump_module_sections set $mod = $arg0 # FIXME: save logging status set logging file .segments.tmp set logging redirect on set logging overwrite off set logging on printf "%s", $mod->name set $segment = $mod->segment while ($segment) printf " %i 0x%lx", $segment->section, $segment->addr set $segment = $segment->next end printf "\n" set logging off # FIXME: restore logging status end document dump_module_sections Gather information about module whose mod structure was given for use with match_and_load_symbols end # Generate and execute GDB commands and delete temporary files # afterwards define match_and_load_symbols shell perl gmodule.pl <.segments.tmp >.loadsym.gdb source .loadsym.gdb shell rm -f .segments.tmp .loadsym.gdb end document match_and_load_symbols Launch script, that matches section names with information generated by dump_module_sections and load debugging info apropriately end ### define load_module dump_module_sections $arg0 match_and_load_symbols end document load_module Load debugging information for module given as argument. end define load_all_modules set $this = grub_dl_head while ($this != 0) dump_module_sections $this set $this = $this->next end match_and_load_symbols end document load_all_modules Load debugging information for all loaded modules. end ### set confirm off file kernel.exec target remote :1234 # inform when module is loaded break grub_dl_add commands silent load_module mod cont end