Re: [PATCH] Add quirk to set AHCI mode on ICH boards

Mark Lord
2007-11-09T04:44:35Z

Jeff Garzik wrote:
> On Thu, Nov 08, 2007 at 10:29:37PM -0500, Mark Lord wrote:
>> And I might even privately patch my own kernels to map the ACHI BAR
>> in the cases where the BIOS didn't...
>
> The inability to do this in the general case is the main reason why
> AHCI was not unconditionally enabled, even in IDE mode, when it was
> originally added... :/
..

Yeah, that one's always puzzled me.
It's just software, so why don't we do it? In the PCI layer, that is?