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SubjectRe: [PATCH] x86: Reserve legacy VGA MMIO area for x86_64 as well as x86_32
On 04/09/2010 03:21 PM, Andy Isaacson wrote:
> On Fri, Apr 09, 2010 at 12:55:39PM -0700, Yinghai wrote:
>
>> update version for test
>>
>> Subject: [PATCH] x86: reserve [0xa0000, 0x100000] in e820
>>
>> 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.
>>
> This doesn't help, my AHCI still fails to initialize in the same way.
>
>
bootlog?

what is the address used for AHCI?

YH


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