Re: [PATCH] libata: Add MMIO support to pata_sil680

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On Thu, 2007-05-24 at 16:56 -0400, Mark Lord wrote:
> Benjamin Herrenschmidt wrote:
> >
> > The only thing that I'm wondering about a bit is that ata_pause so far
> > uses read of altstatus which _is_ a taskfile register. It's my
> > understanding that we should avoid doing so in that case.
> 
> Technically, altstatus is in the control block rather than the command block,
> so it doesn't really always behave the same as the regular "taskfile" regs.

So would altstatus be good enough to flush SRST toggles as well or do
you expect problems ?

Ben.


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