Re: Resuming IDE devices with ACPI

[Alan Cox <alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>]

On Llu, 2005-05-09 at 14:51, Matthew Garrett wrote:
> which makes it unsurprising that hardware without working IDE on resume
> is continuing to appear. In order to resume it, we need to be able to
> make the appropriate taskfile calls with the output of the _GTF method.
> For this to be possible, we need to call each IDE controller's _GTF
> method on resume. How can we associate each IDE controller with a given
> piece of ACPI namespace?

We do know the resource allocations of each controller.

You also then have to retune the drives etc and resume operations having
checked various things like drive model/id to spot cold plugs (otherwise
if you get the BIOS numbering wrong or something moves you'll do serious
damage to the
users data)

Alan



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