[PATCH 3/3] zImage: Cleanup and improve zImage entry point
David Gibson
david at gibson.dropbear.id.au
Mon Feb 19 11:48:44 EST 2007
On Mon, Feb 19, 2007 at 11:26:00AM +1100, Paul Mackerras wrote:
> David Gibson writes:
>
> > Err... isn't the called function responsible for setting up its own
> > stack frame if necessary. I thought all that was needed was for r1 to
> > point to some free space.
>
> The called function stores its return address in the caller's stack
> frame. So r1 does need to point to a stack frame.
Ah, ok. Fixing that now.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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