Messages in this thread | | | Subject | Re: [PATCH 2.6.18] PCI: Turn pci_fixup_video into generic for embedded VGA | From | Alan Cox <> | Date | Thu, 28 Sep 2006 12:18:22 +0100 |
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Ar Iau, 2006-09-28 am 13:55 +0900, ysgrifennodd eiichiro.oiwa.nm@hitachi.com: > 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@hitachi.com>
Acked-by: Alan Cox <alan@redhat.com>
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