sb/intel/common: Add common detect_s3_resume

Add a common detect_s3_resume function.
Will be used by other southbridge code.

TODO: Merge with soc/intel/common/*/pmclib

Tested on Lenovo T520 (Intel Sandy Bridge) with Change
I283a841575430f2f179997db8d2f08fa3978a0bb applied as well.
Still boots to OS, no errors visible in dmesg and S3 resume is working.

Change-Id: I88023af522afac8164f068b0fbe0eac601aef702
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32036
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>

0 files changed, 0 insertions, 0 deletions