xv6-cs450/.gdbinit.tmpl
2009-09-20 23:08:36 -04:00

27 lines
682 B
Cheetah

set $lastcs = -1
define hook-stop
# There doesn't seem to be a good way to detect if we're in 16- or
# 32-bit mode, but in 32-bit mode we always run with CS == 8 in the
# kernel and CS == 35 in user space
if $cs == 8 || $cs == 35
if $lastcs != 8 && $lastcs != 35
set architecture i386
end
x/i $pc
else
if $lastcs == -1 || $lastcs == 8 || $lastcs == 35
set architecture i8086
end
# Translate the segment:offset into a physical address
printf "[%4x:%4x] ", $cs, $eip
x/i $cs*16+$eip
end
set $lastcs = $cs
end
echo + target remote localhost:1234\n
target remote localhost:1234
echo + symbol-file kernel\n
symbol-file kernel