Ebony bootloader

Matt Porter porter at cox.net
Wed Jun 12 20:51:10 EST 2002


On Wed, Jun 12, 2002 at 03:10:14PM +1000, Paul Mackerras wrote:
> Matt Porter writes:
>
> > Read Understanding Linux, Linux Device Drivers, and the
> > documentation in Documentation/ directory.  ioremap64()
> > is a version of ioremap() for >32-bit physical address
> > systems (440, 745x).
>
> Incidentally, I don't think we should have ioremap64 or
> ioremap_native, instead ioremap should just take a phys_addr_t.  It
> will have to do some handling of truncated addresses from pci drivers

It already does that work.

> but that should be manageable and the interface will be much more
> uniform if we use ioremap everywhere instead of using ioremap,
> ioremap64 and ioremap_native in different places.

Yes, I agree.  At the beginning of this, I was thinking that a
different ioremap prototype was going to get us into to compiler
trouble.

Regards,
--
Matt Porter
porter at cox.net
This is Linux Country. On a quiet night, you can hear Windows reboot.

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