Messages in this thread |  | | Date | Wed, 8 Jan 2003 22:53:53 +0100 (MET) | From | "Maciej W. Rozycki" <> | Subject | Re: PCI code: why need outb (0x01, 0xCFB); ? |
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On Wed, 8 Jan 2003, Petr Vandrovec wrote:
> > Fortunately that's not true. Grab the relevant docs from: > > 'ftp://download.intel.com/support/chipsets/430nx/'. The semantics of > > 0xcf8, 0xcf9, 0xcfa and 0xcfb I/O ports when used as byte quantities is > > explained there. Note that 0xcf8 and 0xcfa are the way to get at the PCI > > config space using conf2 accesses. > > Thanks, page 34 of 290479.pdf is exactly what I was looking for > (i.e. write 1 to 0xCFB to get PCI conf1, write 0 to get PCI conf2). > Next time I'll complain immediately instead of spending time with > browsing Intel website and google.
Well, the download.intel.com docs are sometimes hard to get by. There are a few EISA and basic peripheral specs nearby, too.
-- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available +
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