Re: [Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB ofRAM

[Avi Kivity]

 On 09/17/2010 11:45 PM, Cam Macdonell wrote:
> >  It seems most likely...<  2GB also means<= 1GB (which would fit in
> >  the hole).  Although, I have to admit, I'm not sure how seabios handles
> >  the hole nowadays.
> >
> >  What about 2GB with 32bit BAR?
>
> The bios seems to ignore it and the guest can't map it as it cannot
> find an alignment for it.  Seems strange since with 1GB of RAM and 2GB
> BAR, everything should map below 4GB.

There are only two possible locations, 0-2GB and 2-4GB.  The first 
clashes with RAM, the second clashes with the bios and fixed-function 
devices.

--
error compiling committee.c: too many arguments to function

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