ppc32 lockups with 2.6

Tom Rini trini at kernel.crashing.org
Wed Nov 12 02:36:58 EST 2003


On Tue, Nov 11, 2003 at 01:25:41AM +0100, Christian wrote:
>
> linas at austin.ibm.com wrote:
> >
> >kdb is a built-in kernel debugger. gdb is useless for this case,
> >although kgdb could be another alternative.
>
> yes, i thought so. i'm still a bit confused if "kdb" and "kgdb".
>
> as http://kgdb.sourceforge.net/whichdebugger.html points out, kdb would
> be the better choice here, but i don't see any "kdb" within the kernel
> config nor does it seem to be a user space-tool. anyway, i have
>
> CONFIG_DEBUG_KERNEL=y
> CONFIG_DEBUG_SLAB=y
> CONFIG_MAGIC_SYSRQ=y
> CONFIG_KGDB=y
> CONFIG_KGDB_TTYS1=y
> CONFIG_XMON=y
> CONFIG_DEBUG_INFO=y
> CONFIG_BOOTX_TEXT=y

Note that with XMON and KGDB both enabled, you'll get xmon instead,
which again I _think_ works on PReP (but it was long ago when I tested)
and here I think you'll be better off with KGDB.

--
Tom Rini
http://gate.crashing.org/~trini/

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