Re: KGDB 2.0.3 with fixes and development in ethernet interface

[Tom Rini <trini@kernel.crashing.org>]

On Thu, Jan 22, 2004 at 10:39:14AM +0530, Amit S. Kale wrote:
> On Thursday 22 Jan 2004 4:30 am, George Anzinger wrote:
> > Amit S. Kale wrote:
> > > Now back to gdb problem of not being able to locate registers.
> > > schedule results in code of this form:
> > >
> > > schedule:
> > > framesetup
> > > registers save
> > > ...
> > > ...
> > > save registers
> > > change esp
> > > call switchto
> > > restore registers
> > > ...
> >
> > I have not analyzed this as yet.  However, it does seem to me to be the
> > same problem as trying to bt through an interrupt frame.  The correct way
> > to do this is to build the dwarf frame descriptors.  I have done this for
> > the interrupt frame and intend to send said patch out in a day or so.
> 
> Great! I had to do it this ackward way:
> 
> i386 ->
[snip]
> I guess your patch will fix this problem for i386 only. Any ideas on doing it 
> for powerpc too?

Maybe I'm missing something, but aside from having to re-write the
solution in PPC asm, if it's in i386 asm, why wouldn't this work for PPC
as well?

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