arch/power8: Position bootblock start at reset vector

Change-Id: I99c3b4dd0c4da41b99bc108977079c8069afc0bd
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: https://review.coreboot.org/14019
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Tested-by: build bot (Jenkins)
2 files changed