Re: Enabling AHCI on ICH7 without BIOS support

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Jonathan Bastien-Filiatrault wrote:
> So far, I have managed to patch up the AHCI driver to initialize the
> ICH7 AHCI state machine as the BIOS would do (as per the AHCI spec
> instructions). This involves mapping ABAR and such. So far, I have
> gotten the AHCI driver to detect the chip properly, but it does not
> detect any drives. It looks like I will need to further initialize the
> chip. I think there might be a chance of success, but it will involve
> manually specifying which ports are present via a module parameter.

You probably need to program PCS.

-- 
tejun
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