Extract the configuration block from the proprietary firmware module
PlatformInitAdvancedPostMem.
The proprietary firmware does not use a multiple of 4 for the smart amp
data like coreboot expects, so duplicate the last 2 dwords.
Change-Id: I563a92b87ebf7672963a03a15166aed194fc57fe
Signed-off-by: Tim Crawford <tcrawford@system76.com>