[SeaBIOS] [PATCH v2 0/3] use full io address space on q35

Paolo Bonzini pbonzini at redhat.com
Thu May 15 14:44:37 CEST 2014

Il 13/05/2014 17:00, Kevin O'Connor ha scritto:
> On Tue, May 13, 2014 at 02:58:29PM +0200, Gerd Hoffmann wrote:
>>   Hi,
>> Digged out an old patch from the mailing list, to make smm use
>> acpi_pm1a_cnt.  This allows to make the acpi pmbase a variable
>> and figure where to place the registers at runtime.
>> With these preparations in place we can go move acpi pm registers
>> below 0x1000 for new enougth qemu (2.0+).  The whole 0x1000 -> 0xffff
>> range is free then on q35.
> The series looks okay to me.
> I am a little leery about the way patch one accesses the f-segment
> while in SMM mode.  I do the same in my 32bit driver test series -
> see:
> https://github.com/KevinOConnor/seabios/commits/testing-32bit-drivers
> .  But, I'm leery about making that kind of change days before tagging
> a new release.

I think that code can be removed altogether, it should be handled by 
QEMU.  See the series I just posted.


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