Re: [Qemu-ppc] [PATCH for-2.0 2/2] ohw: let the right reset entry point 0xfff00100 jump to the currently wrong entry point (0xfffffffc)

[Hervé Poussineau]

Le mer. 02 avril 2014 07:14:48 CEST, Alexander Graf a écrit :
> > Am 01.04.2014 um 23:18 schrieb Hervé Poussineau <address@hidden>:
> >
> > This is easier to do this than to copy the code from the wrong entry point to 
> > the right entry point.
> >
> > Signed-off-by: Hervé Poussineau <address@hidden>
> > ---
> > src/vectors.S |    7 ++++++-
> > 1 file changed, 6 insertions(+), 1 deletion(-)
> >
> > diff --git a/src/vectors.S b/src/vectors.S
> > index 691d568..05cd1d9 100644
> > --- a/src/vectors.S
> > +++ b/src/vectors.S
> > @@ -121,7 +121,12 @@ excp_##entry##:                                           
> > ; \
> >
> >          /* Exception vectors */
> >          /* Reset exception */
> > -        EXCP_BUG(0100)                                    ;
> > +.org 0x0100
> > +excp_0100:
> > +        lis r3,0
> > +        addi r3,r3,-4
> > +        mtlr r3
> > +        blr
>
> Doesn't ba -4 work?

Yes, "ba -4" also works, I just tested it.

Hervé