amd/stoneyridge: Add BIOS RAM R/W functions
The internal FCH contains 256 bytes of "BiosRam" that maintains its
state until RSMRST# is asserted or standby power is lost. Add functions
to support read and write operations.
Signed-off-by: Marshall Dawson <firstname.lastname@example.org>
Tested-by: build bot (Jenkins) <email@example.com>
Reviewed-by: Richard Spiegel <firstname.lastname@example.org>
2 files changed