summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/import/chips/p9/procedures/hwp/nest/p9_revert_sbe_mcs_setup.C8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/import/chips/p9/procedures/hwp/nest/p9_revert_sbe_mcs_setup.C b/src/import/chips/p9/procedures/hwp/nest/p9_revert_sbe_mcs_setup.C
index 4dea18406..3d43aad5a 100644
--- a/src/import/chips/p9/procedures/hwp/nest/p9_revert_sbe_mcs_setup.C
+++ b/src/import/chips/p9/procedures/hwp/nest/p9_revert_sbe_mcs_setup.C
@@ -5,7 +5,7 @@
/* */
/* OpenPOWER HostBoot Project */
/* */
-/* Contributors Listed Below - COPYRIGHT 2015,2017 */
+/* Contributors Listed Below - COPYRIGHT 2015,2018 */
/* [+] International Business Machines Corp. */
/* */
/* */
@@ -97,6 +97,8 @@ const uint64_t MCS_MCFIRMASK_OR_ARR[NUM_MCS_MI_TARGETS] =
MCS_3_MCFIRMASK_OR
};
+const uint64_t MCS_MCMODE1_DISABLE_SPEC_OP_DCBF_BIT = 45;
+
//------------------------------------------------------------------------------
// Function definitions
//------------------------------------------------------------------------------
@@ -162,6 +164,10 @@ revert_mc_hb_dcbz_config(
l_mcmode1.clearBit<MCS_MCMODE1_DISABLE_ALL_SPEC_OPS>();
l_mcmode1.clearBit<MCS_MCMODE1_DISABLE_SPEC_OP,
MCS_MCMODE1_DISABLE_SPEC_OP_LEN>();
+
+ // We need to set dcbf bit
+ l_mcmode1.setBit<MCS_MCMODE1_DISABLE_SPEC_OP_DCBF_BIT>();
+
l_mcmode1.clearBit<MCS_MCMODE1_DISABLE_COMMAND_BYPASS,
MCS_MCMODE1_DISABLE_COMMAND_BYPASS_LEN>();
l_mcmode1.clearBit<MCS_MCMODE1_DISABLE_FP_COMMAND_BYPASS>();
OpenPOWER on IntegriCloud