sb/amd/sb700: Add sb7xx_51xx_decode_last_reset()

The SB700 family has the ability to report the last reset
reason.  This is useful in the context of handling MCEs
and recovering from fatal errors / sync floods.

Add a function to retrieve the last reset flags.

Change-Id: I754cb25e47bd9c1e4a29ecb6cb18017d1b7c3dc4
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: https://review.coreboot.org/14263
Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <martinroth@google.com>

0 files changed, 0 insertions, 0 deletions