p9_sbe_scominit -- set XSCOM BAR in secure memory with SMF enabled

Change-Id: I7e3b39bb75ad8ee3983f4b4352d08369fe6bfc5c
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/62065
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Dean Sanner <dsanner@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Reviewed-by: Jenny Huynh <jhuynh@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/62193
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>

src/import/chips/p9/procedures/hwp/nest/p9_fbc_utils.H

@@ -79,6 +79,9 @@ const uint8_t CHIP_ADDRESS_EXTENSION_GROUP_ID_MASK_SMF_ENABLE = 0x8;
 const uint64_t MAX_INTERLEAVE_GROUP_SIZE                  = 0x40000000000ULL; // 4_TB
 const uint64_t MAX_INTERLEAVE_GROUP_SIZE_HW423589_OPTION2 = 0x8000000000ULL;  // 512_GB
 
+// XSCOM BAR offset, with SMF enabled
+const uint64_t XSCOM_BAR_SMF_OFFSET = 0x0001000000000000ULL;
+
 //------------------------------------------------------------------------------
 // Function prototypes
 //------------------------------------------------------------------------------