Messages in this thread | | | Date | Wed, 16 Jun 1999 19:56:03 +1000 | From | Richard Gooch <> | Subject | Re: K6-2 MTRR Problem |
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H. Peter Anvin writes: > Followup to: <199906160823.SAA04602@vindaloo.atnf.CSIRO.AU> > By author: Richard Gooch <rgooch@atnf.csiro.au> > In newsgroup: linux.dev.kernel > > > > Michael McLinn writes: > > > > > > It seems something isn't right with MTRR support for the K6-2, > > > > > > I have a K6-2 450, running 2.2.10. > > > > > > When I boot, there is a /proc/mtrr, but it is empty. > > > > > > When I > > > echo "base=0xe8000000 size=0x10000000 type=write-combining" >| /proc/mtrr > > ^^^^^^^^^^ > > > > So you have 256 MiB of RAM on you graphics card? Where can I buy one? > > The standard AGP aperture is 256 MiB; doesn't mean that the card > actually has that much.
Ah. How gross.
> However, please note that the base address (0xe8000000) and the size > (0x10000000) are incompatible!
Indeed! So the AGP spec doesn't say anything about base address increments? It would seem prudent for them to revise that part of the PCI spec too...
Regards,
Richard....
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