alternate startup idea.
Stefan Reinauer
stepan at suse.de
Wed Jul 23 04:11:01 CEST 2003
* ron minnich <rminnich at lanl.gov> [030723 03:26]:
> Well, my alternate startup idea works fine on the K8. Except ... looks
> like flash rom addressing is not enabled by default for anything but the
> 0xffff0000 segment, which means while my idea works, it's useless: if I
> jump to the 0xfffe0000 segment, I'll be reading air, not the flash part.
>
> Darn it. I kind of wish that we could get the chipmakers to default to
> full addressing in the high part of the address space, i.e. when it
> decodes for the flash, it decodes from 0xfff00000 up, not 0xffff0000 up.
> Someday ...
Hm. On the K8 this might be a special problem as you have to do the non
coherent HT enumeration before you can actually access the southbridge
registers. On any non-HT system it should be easy to map the missing
address space using the southbridge though.
Stefan
--
Architecture Team
SuSE Linux AG
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