Re: Supporting ACPI drive hotswap

From: Matthew Garrett
Date: Sat Sep 24 2005 - 16:18:46 EST


On Sat, Sep 24, 2005 at 03:45:45PM -0400, Mark Lord wrote:
> >Do you know why the ahci driver won't load?
>
> Undoubtedly the chip is being used in "combined mode",
> to support a PATA ATAPI device on the second channel.
>
> For that matter, the primary HD is probably actually PATA,
> perhaps with a SATA bridge on the notebook M/B.
>
> Very very common arrangement these days -- practically all
> Sonoma Centrino chipset notebooks are set up like this.

Yeah, I'd guess something along those lines. The CD drive presents as
SATA, but looks more like a PATA part. pci_request_regions fails when
trying to load ahci. It's a Sonoma system (Dell Latitude D610)

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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