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xen-ppc-devel
It should not be a problem; I'm fairly certain I've done this at some
point with no ill effects.
If it is a problem, it may be an issue with a specific implementation.
--
Michal Ostrowski <mostrows@xxxxxxxxxxxxxx>
On Tue, 2006-10-10 at 19:16 -0400, Amos Waterland wrote:
> I don't see a definitive statement in the mpic spec. Is it ok to reset
> the mpic an arbitrary number of times, or even more than once, after
> power on? We are allowing dom0 to reset it at the moment ...
>
>
> > diff -r b9e38b262f64 arch/powerpc/sysdev/mpic.c
> > --- a/arch/powerpc/sysdev/mpic.c Sun Oct 08 14:22:12 2006 -0400
> > +++ b/arch/powerpc/sysdev/mpic.c Tue Oct 10 18:10:53 2006 -0400
> > @@ -619,6 +619,7 @@ struct mpic * __init mpic_alloc(unsigned
> > mpic->tmregs = mpic->gregs + ((MPIC_TIMER_BASE - MPIC_GREG_BASE) >> 2);
> > BUG_ON(mpic->gregs == NULL);
> >
> > +#if 0
> > /* Reset */
> > if (flags & MPIC_WANTS_RESET) {
> > mpic_write(mpic->gregs, MPIC_GREG_GLOBAL_CONF_0,
> > @@ -628,6 +629,7 @@ struct mpic * __init mpic_alloc(unsigned
> > & MPIC_GREG_GCONF_RESET)
> > mb();
> > }
> > +#endif
>
> _______________________________________________
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> Xen-ppc-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-ppc-devel
>
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