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SubjectRe: No Subject

On 4 Aug 2002, Alan Cox wrote:

> On Sat, 2002-08-03 at 23:16, Bartlomiej Zolnierkiewicz wrote:
> > Just rethough it. What if chipset is in compatibility mode?
> > Like VIA with base addresses set to 0?
>
> If we found a register that was marked as unassigned with a size then we
> would map it to a PCI address. That would go for BAR0-3 on any PCI IDE
> device attached to the south bridge.
>
> What problems does that cause for the VIA stuff ?

In compatibility mode IDE chipsets have IO at legacy ISA ports and
PCI_BASE_ADDRESS0-3 are set to them or to zero (at least on VIA).
And they can't be programmed to any other ports (unless native mode).

I am just asking if it can cause some problems.

--
Bartlomiej

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