Re: [OpenBIOS] [PATCH 3/5] Alter ofmem_malloc_align() so that the resulting pointer is aligned for both physical and virtual addresses.

[Mark Cave-Ayland]

Blue Swirl wrote:
> > diff --git a/openbios-devel/include/arch/ppc/io.h b/openbios-devel/include/arch/ppc/io.h
> > index 3449c5b..20586e4 100644
> > --- a/openbios-devel/include/arch/ppc/io.h
> > +++ b/openbios-devel/include/arch/ppc/io.h
> > @@ -9,6 +9,26 @@
> >  extern char _start, _end;
> >  extern unsigned long virt_offset;
> >
> > +static inline unsigned long
>
> phys_addr_t?
> > +va2pa(unsigned long va)
> > +{
> > if ((va >= (unsigned long)&_start) &&
> >    (va < (unsigned long)&_end))
> >    return va - virt_offset;
> > else
> >    return va;
> >
> > +}
> >
> > +static inline unsigned long
> > +pa2va(unsigned long pa)
>
> phys_addr_t pa?
> > +{
> > if ((pa + virt_offset >= (unsigned long)&_start) &&
> >    (pa + virt_offset < (unsigned long)&_end))
> >    return pa + virt_offset;
> > else
> >    return pa;
> >
> > +}

Currently none of the SPARC pa <-> va conversion functions use 
phys_addr_t so I just copied what was already there. Perhaps it would 
make sense to change these to phys_addr_t before this commit?

ATB,

Mark.