Re: [PATCH 2.6.18] PCI: Turn pci_fixup_video into generic forembedded VGA

From: Alan Cox
Date: Thu Sep 28 2006 - 06:54:16 EST

Ar Iau, 2006-09-28 am 13:55 +0900, ysgrifennodd
> pci_fixup_video turns into generic code because there are many platforms need this fixup
> for embedded VGA as well as x86. The Video BIOS integrates into System BIOS on a machine
> has embedded VGA although embedded VGA generally don't have PCI ROM. As a result,
> embedded VGA need the way that the sysfs rom points to the Video BIOS of System
> RAM (0xC0000). PCI-to-PCI Bridge Architecture specification describes the condition whether
> or not PCI ROM forwards VGA compatible memory address. fixup_video suits this specification.
> Although the Video ROM generally implements in x86 code regardless of platform, some
> application such as X Window System can run this code by dosemu86. Therefore,
> pci_fixup_video should turn into generic code.
> Signed-off-by: Eiichiro Oiwa <eiichiro.oiwa.nm@xxxxxxxxxxx>

Acked-by: Alan Cox <alan@xxxxxxxxxx>

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