Tested on real hardware, some weirdness remains, probably related to
IRQ routing.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Marc Jones <marc.jones@amd.com>
git-svn-id: svn://coreboot.org/repository/coreboot-v3@643 f3766cd6-281f-0410-b1cd-43a5c92072e9