[coreboot] patch: unshare pci operations

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Tue Oct 21 08:28:09 CEST 2008


On 21.10.2008 01:50, ron minnich wrote:
> On Mon, Oct 20, 2008 at 4:42 PM, Marc Jones <Marc.Jones at amd.com> wrote:
>   
>> ron minnich wrote:
>>     
>>> Unshare these, as we can not use them when  buggy PCI expansion ROMS
>>> are active and are hiding ROM.
>>>
>>>       
>> Acked-by: Marc Jones <marc.jones at amd.com>
>>
>>     
>
> Revision 940.
>
> Now we have to unshare the console functions; a bit trickier as they
> may also call string functions. I figure we will leave LAR shared.
>   

What about mapping the bootblock to the ROM window below 1M as was
discussed some time ago? I know it does not exactly look like fun, but
AFAIK all recent and ancient chipsets mirror the top 64k there.

Regards,
Carl-Daniel

P.S. I'd just say that calling console functions from during the ROM
mapping is illegal. It's our code, we get to specify what is run.

Regards,
Carl-Daniel

-- 
http://www.hailfinger.org/





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