Resource Allocation for Option Rom

ron minnich rminnich at
Thu May 27 15:56:01 CEST 2004

On Thu, 27 May 2004, Li-Ta Lo wrote:

> It seems that the resource allocation for option rom
> is not implemented in LinuxBIOS, is it ? Is there one
> have any idea how to add this ?

When I borrowed that code originally from linux I believe it always 
disabled option roms. You should be able to extend the code to 
1- allocate a chunk of physical address space (using the pci allocate
2- set the special option rom BAR to that space

I don't think it should be too hard.


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