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SubjectRe: alpha iommu fixes
Richard Henderson wrote:
>
> On Tue, May 22, 2001 at 05:00:16PM +0200, Andrea Arcangeli wrote:
> > I'm also wondering if ISA needs the sg to start on a 64k boundary,
>
> Traditionally, ISA could not do DMA across a 64k boundary.
>
> The only ISA card I have (a soundblaster compatible) appears
> to work without caring for this, but I suppose we should pay
> lip service to pedantics.

ISA cards can do sg?

[sure it's theoretically possible... do any drivers use it though, if
such hardware even exists?]

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