Patch merged into coreboot/master: 289b45f qemu: add fw_cfg files support

the following patch was just integrated into master:
commit 289b45fdffa42db85fa4ad63338677ab8f15e9a2
Author: Gerd Hoffmann 
Date:   Wed Jun 12 10:18:58 2013 +0200

qemu: add fw_cfg files support

Qemu can provide files using the firmware config interface.
    This is used to pass config options, virtual machine config
    info and option roms into the guest.

This patch adds support for reading the file index and loading
    files from qemu.

Change-Id: I57d4a734527c4117239f355121cf1fb8a390ab0d
    Signed-off-by: Gerd Hoffmann 
    Reviewed-on: http://review.coreboot.org/4029
    Tested-by: build bot (Jenkins)

See http://review.coreboot.org/4029 for details.

-gerrit