I set it in menuconfig "advanced configuration options"->"toolchain options"->"build gdb". However, no kgdb is built.
The configs to build it disappear in the .config for the kernel build.
$ grep -i gdb build_dir/*/linux*/.config*
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config:CONFIG_HAVE_ARCH_KGDB=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.old:CONFIG_HAVE_ARCH_KGDB=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.old:CONFIG_KGDB=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.old:CONFIG_KGDB_SERIAL_CONSOLE=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.old:# CONFIG_KGDB_TESTS is not set
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.target:CONFIG_HAVE_ARCH_KGDB=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.target:CONFIG_KGDB=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.target:CONFIG_KGDB_SERIAL_CONSOLE=y
build_dir/linux-ar71xx_generic/linux-2.6.32.27/.config.target:# CONFIG_KGDB_TESTS is not set
I saved the make log and tried each script that built .config and they all included the configs for kgdb and the kgdb serial console.
Using "make kernel_menuconfig" to set kgdb has no effect.
I'm using svn 25078.
I'm stumped.
Steve
(Last edited by sbrown on 23 Jan 2011, 23:40)