include piix driver in lpia

[Pan, Jacob jun]

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>On Fri, 2007-08-03 at 18:18 -0700, Pan, Jacob jun wrote:
>> the patch to libata is not complete, it does not work. for now we
rely
>> on the ide driver for DMA.
>
>Will this be complete by gutsy release? 
[JP>>] does it mean before feature freeze on aug. 16th? I think it is
doable. We have a new engineer working on it. I will consult with him
and get back to you. 
If not, perhaps we can remove
>this part of the patch out of our tree? Anyway, disabling ata_piix in
>favor of piix sounds like the way to go right now.
[JP>>] I guess you don't need to disable ata_piix in the kernel
configuration since we pick the driver modules in the initramfs list.
IDE driver will claim the resources first, there is no conflict.
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