amd/stoneyridge: Add function to find Pm1EvtBlk base

The AcpiPm1EvtBlk base I/O address is configured in PMx60.  Add a
helper function to read this.  The register is not lockable so it
shouldn't be assumed to be at its original address.

Change-Id: I91ebfb454c2d2ae561e658d903f33bfb34e1ad6f
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/22413
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

0 files changed, 0 insertions, 0 deletions