Re: [OpenBIOS] [PATCH] arch/ppc/qemu: Moved exception handlers from beginning of RAM

[Mark Cave-Ayland]

On 28/05/14 00:59, Alexander Graf wrote:
> On 26.05.14 23:24, BALATON Zoltan wrote:
> > Do not put exception handler routines between 0x00-0xff as some OSes
> > use this area for their own purposes and can corrupt them. (In
> > particular MorphOS writes to 0x80 during boot). This patch frees up
> > this area by moving the routines that were there higher.
> >
> > Signed-off-by: BALATON Zoltan
>
> So do you happen to have any idea why the code was written the way it
> was written? I don't feel very confident that I grasp why the original
> author did it that way.

+1.

ATB,

Mark.