Messages in this thread | | | Date | Fri, 09 Apr 2010 11:23:56 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] x86: Reserve legacy VGA MMIO area for x86_64 as well as x86_32 |
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[Adding Guenter Roeck as he was commenting on something writing to the VGA area...]
On 04/09/2010 10:22 AM, Yinghai wrote: > > then please check this one > > update e820 at first, and later put them resource tree, but give pci BAR chance to claim > the range, before assign unassigned resources. > > in case some system doesn't have VGA, and use [0xa0000, ..] for mmio of some other pci devices. >
Do we have any evidence of any such system?
Either which way, the patch looks saner...
-hpa
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