[linux-fbdev] Retrace

Geert Uytterhoeven geert at linux-m68k.org
Wed Feb 9 08:39:33 EST 2000

On Tue, 8 Feb 2000, Benjamin Herrenschmidt wrote:
> On Tue, Feb 8, 2000, Geert Uytterhoeven <geert at linux-m68k.org> wrote:
> >The BAR values in PCI config space may be the same, but the BAR values in
> >struct pci_dev can be made different by the machine-specific fixup code.
> This would work as long as no one reads the BAR directly. I know no-one
> should do it, but I've seen some time ago (can't remember where) some
> drivers reading BARs directly. Also, I don't know for the X server.

If drivers use the BARs directly, they're broken and won't work on other archs
like SPARC64 neither.

X should use /proc/bus/pci, which relies on struct pci_dev as well.

Geert Uytterhoeven -- Linux/{m68k~Amiga,PPC~CHRP} -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds

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