AMD CPU and chipset fixes for compilation with gcc 4.6

Change-Id: I05b08765b38d8d6cc9b7cbdaf87c127b33408c81
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/266
Tested-by: build bot (Jenkins)
Reviewed-by: Uwe Hermann <uwe@hermann-uwe.de>
5 files changed