src/soc/intel/common/block/cse: Add hmrfpo related functions to cse lib

Below new functions are added:
 * send_hmrfpo_enable_msg() - Sends HMRFPO Enable command to CSE. This
API sets ME in SEC_OVERRIDE mode. The mode prevents CSE to execute SPI I/O
cycles to CSE region, and unlocks the CSE region to perfom updates to it.
 * send_hmrfpo_get_status_msg() - Sends HMRFPO Get Status command to CSE

TEST=Verified sending HMRFPO_ENABLE & HMRFPO_GET_STATUS HECI commands on
     CML RVP & hatch board

Change-Id: I559bc4641e12df7ed39b1c97097bf068f9a232db
Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Signed-off-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35229
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: V Sowmya <v.sowmya@intel.com>

0 files changed, 0 insertions, 0 deletions