On Wed, Jan 30, 2008 at 11:17:49PM +0100, Marco Gerards wrote:
> >> IO addresses are Intel only, AFAIK. Almost all architectures have
> >> mmapped IO. It's really arch specific.
> >
> > Are you sure that makes grub_inl / grub_outl arch-specific ? They can't be
> > implemented as wrappers for direct memory access?
>
> No, AFAIK that is not possible. However, PCI gives you the mmapped IO
> addresses we can use, for example for the ATA driver.
Why not?
What's wrong with:
grub_uint32_t
grub_inl (grub_uint32_t *addr)
{
return *addr;
}
--
Robert Millan
<GPLv2> I know my rights; I want my phone call!
<DRM> What use is a phone call… if you are unable to speak?
(as seen on /.)
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