Hcode Injection: Adds hcode error injection capability.

Commit adds error injection capability in the hcode of CME,
SGPE and PGPE.
    - CME  reads CSAR[30|31] and if asserted traps
    - SGPE reads OCC Flag2[30] and if asserted traps
    - PGPE reads OCC Flag2[31] and if asserted traps

Change-Id: Ia8476076ce4953ced4eda30927bd891481b0373c
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/48920
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Michael S. Floyd <mfloyd@us.ibm.com>
Reviewed-by: YUE DU <daviddu@us.ibm.com>
Reviewed-by: RAHUL BATRA <rbatra@us.ibm.com>
Reviewed-by: Gregory S. Still <stillgs@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/49477
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

src/import/chips/p9/common/pmlib/include/registers/ocb_register_addresses.h

@@ -105,6 +105,9 @@
 #define OCB_OCCFLG_CLR 0xc0060458
 #define OCB_OCCFLG_OR 0xc0060460
 #define OCB_OCCHBR 0xc0060478
+#define OCB_OCCFLG2         0xc0060c50
+#define OCB_OCCFLG2_CLR     0xc0060c58
+#define OCB_OCCFLG2_OR      0xc0060c60
 #define OCB_CCSR 0xc0060480
 #define OCB_CCSR_CLR 0xc0060488
 #define OCB_CCSR_OR 0xc0060490
@@ -457,7 +460,7 @@
 #define OCB_OCCLFIRACT0 0x01010806
 #define OCB_OCCLFIRACT1 0x01010807
 #define OCB_OCCLFIRWOF 0x01010808
-#define OCB_OCCERRRPT 0x0101080a
+#define OCB_OCCERRRPT   0x0101080a
 
 #endif // __OCB_REGISTER_ADDRESSES_H__