[SeaBIOS] [patch] Add IDE_TO_AHCI config
Alex.Chuang at amd.com
Mon May 30 19:18:28 CEST 2011
On Mon, May 30, 2011 at 02:44:21PM +0800, Chuang, Alex wrote:
> > Hi,
> > I add one config 'IDE_TO_AHCI' in 'src\Kconfig' and modify
> > Please help me to review and check-in.
> > This 'IDE_TO_AHCI' function can let SeaBIOS handle AHCI controller
> > IDE controller when 'ATA' enable, and also let Windows OS to load
> > inbox driver or chipset vender's AHCI driver. In other words, it
> > that SATA Hard Disk ran as IDE mode in SeaBIOS but AHCI mode in
> > OS.
> Can all SATA controllers be run in IDE mode? If not, how can one know
> which SATA controller supports the mode?
Not all SATA controllers can be run in this mode.
That's why I set 'IDE_TO_AHCI' default to disable.
I only confirm it's working with AMD's SATA controller.
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