STOP: Conditional compile current error check to save cme size

Change-Id: I46f19d388c6fdf16ae6865864cd648ecc707ba20
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/38366
Dev-Ready: YUE DU <daviddu@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Michael S. Floyd <mfloyd@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>

2 files changed, 55 insertions, 0 deletions

diff --git a/import/chips/p9/procedures/ppe_closed/cme/pk_app_cfg.h b/import/chips/p9/procedures/ppe_closed/cme/pk_app_cfg.h
index 636cb38f..2d9bc191 100644
--- a/import/chips/p9/procedures/ppe_closed/cme/pk_app_cfg.h
+++ b/import/chips/p9/procedures/ppe_closed/cme/pk_app_cfg.h
@@ -34,6 +34,8 @@
 /// \brief Application specific overrides go here.
 ///
 
+#define DEBUG_RUNTIME_STATE_CHECK 0
+
 #define USE_PPE_IMPRECISE_MODE
 
 /// @todo RTC 161182
diff --git a/import/chips/p9/procedures/ppe_closed/cme/stop_cme/p9_cme_stop_entry.c b/import/chips/p9/procedures/ppe_closed/cme/stop_cme/p9_cme_stop_entry.c
index b9163dc2..709048fe 100755
--- a/import/chips/p9/procedures/ppe_closed/cme/stop_cme/p9_cme_stop_entry.c
+++ b/import/chips/p9/procedures/ppe_closed/cme/stop_cme/p9_cme_stop_entry.c
@@ -1172,6 +1172,33 @@ p9_cme_stop_entry()
         scom_data.words.upper = SSH_ACT_LV5_COMPLETE;
         CME_PUTSCOM(PPM_SSHSRC, core, scom_data.value);
 
+#if DEBUG_RUNTIME_STATE_CHECK
+
+        if (core & CME_MASK_C0)
+        {
+            CME_GETSCOM(CPPM_CPMMR, CME_MASK_C0, CME_SCOM_AND, scom_data.value);
+
+            if ((scom_data.words.upper & BIT32(13)))
+            {
+                PKTRACE("ERROR: C0 notify was already set?");
+                pk_halt();
+
+            }
+        }
+
+        if (core & CME_MASK_C1)
+        {
+            CME_GETSCOM(CPPM_CPMMR, CME_MASK_C1, CME_SCOM_AND, scom_data.value);
+
+            if ((scom_data.words.upper & BIT32(13)))
+            {
+                PKTRACE("ERROR: C1 notify was already set?");
+                pk_halt();
+            }
+        }
+
+#endif
+
         PK_TRACE("Send PCB interrupt per core via PIG, select irq type via CPMMR[10]");
 
         for (core_mask = 2; core_mask; core_mask--)
@@ -1201,6 +1228,32 @@ p9_cme_stop_entry()
         PK_TRACE("Switch Core%d PPM wakeup to STOP-GPE via CPMMR[13]", core);
         CME_PUTSCOM(CPPM_CPMMR_OR, core, BIT64(13));
 
+#if DEBUG_RUNTIME_STATE_CHECK
+
+        if (core & CME_MASK_C0)
+        {
+            CME_GETSCOM(CPPM_CPMMR, CME_MASK_C0, CME_SCOM_AND, scom_data.value);
+
+            if (!(scom_data.words.upper & BIT32(13)))
+            {
+                PKTRACE("ERROR: C0 notify fail to set");
+                pk_halt();
+
+            }
+        }
+
+        if (core & CME_MASK_C1)
+        {
+            CME_GETSCOM(CPPM_CPMMR, CME_MASK_C1, CME_SCOM_AND, scom_data.value);
+
+            if (!(scom_data.words.upper & BIT32(13)))
+            {
+                PKTRACE("ERROR: C1 notify fail to set");
+                pk_halt();
+            }
+        }
+
+#endif
 
         PK_TRACE_INF("SE5.B: Handed off to SGPE");