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SubjectRe: alpha iommu fixes
> On Tue, May 22, 2001 at 01:48:23PM -0700, Jonathan Lundell wrote:
> > 64KB for 8-bit DMA; 128KB for 16-bit DMA. [...] This doesn't
> > apply to bus-master DMA, just the legacy (8237) stuff.
> Would this 8237 be something on the ISA card, or something on
> the old pc mainboards? I'm wondering if we can safely ignore
> this issue altogether here...

On the mainboards. Bus mastering ISA controllers have various limits of their
own but I dont believe the 64/128K one is required

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