Re: [PATCH][2.6][2/5]Support for HPET based timer

[Andi Kleen]

Vojtech Pavlik <vojtech@xxxxxxx> writes:

> On Tue, Aug 19, 2003 at 05:18:50PM -0700, Pallipadi, Venkatesh wrote:
> 
> > Fixmap is for HPET memory map address access. As the timer
> > initialization happen 
> > early in the boot sequence (before vm initialization), we need to have
> > fixmap() 
> > and fix_to_virt() to access HPET memory map address.
> 
> Ahh, yes, you're right. You can't use ioremap at that time. Actually I
> did the same on x86_64 not only because of vsyscalls.

iirc i386 has an ioremap_early or somesuch.

-Andi
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