Re: PCI resources above 4GB

[Steven Newbury <steve@xxxxxxxxxxxxxxx>]

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On 15/04/12 12:37, Steven Newbury wrote:
> On 15/04/12 11:20, Steven Newbury wrote:
>> On 14/04/12 21:48, Yinghai Lu wrote:

[snip]

>>> On Sat, Apr 14, 2012 at 12:21 PM, Steven Newbury

>>>>> 
>>>>> pci 0000:03:08.0: BAR 15: can't assign mem pref (size 
>>>>> 0x18000000)
>>>> Ah! Not enough space for the bridge window!:(
>>>> 
> 
>>> please append pci=norom ...
> 
>> That worked.  Except of course the radeon driver can't POST the 
>> card without the ROM! :-P
> Can the ROM resource be mapped above 4G?
I didn't really think that through, obviously it can't because it's
not on a 64-bit capable bridge.  I wonder though, could it be shadowed
then disabled early before the IOMEM?
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