[SeaBIOS] [PATCH] qemu: handle e820 ram entries

Gerd Hoffmann kraxel at redhat.com
Mon Oct 14 10:29:20 CEST 2013

On Mo, 2013-10-14 at 10:28 +0200, Gerd Hoffmann wrote:
> Check the e820 entries we get from qemu for ram entries and handle
> them
> accordingly:
>  (1) Entries overlapping with the lowmem range will be ignored.
>      At least initially qemu will not send such entries for
>      compatibility reasons.  That may change in the future though
>      if qemu needs a more recent seabios versions anyway for some
>      reason.  So better be prepared.
>  (2) Adjust RamSizeOver4G variable if we find it being too small.
>      Needed for guests with more that 1TB (this is the max amount
>      of memory the three-byte cmmos interface can represent).

Qemu patch for this: http://patchwork.ozlabs.org/patch/282253/


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