diff options
| author | Dean Sanner <dsanner@us.ibm.com> | 2017-04-07 12:45:43 -0500 |
|---|---|---|
| committer | Sachin Gupta <sgupta2m@in.ibm.com> | 2017-04-11 05:30:25 -0400 |
| commit | 1e8dfdb101ec6ceb85c6f9a1d7c9a076d0569b75 (patch) | |
| tree | d26157923091c2f971ef7aff8ab9627ccb122b37 /src | |
| parent | 061be34b12456d1b1e46f5a65fe9c74b80b59738 (diff) | |
| download | talos-sbe-1e8dfdb101ec6ceb85c6f9a1d7c9a076d0569b75.tar.gz talos-sbe-1e8dfdb101ec6ceb85c6f9a1d7c9a076d0569b75.zip | |
Need to disable fast path and cmd bypass for HB load
Change-Id: I80210189e94ce09d97e8ea2520b779c4cf3b1c27
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/38995
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: SHELTON LEUNG <sleung@us.ibm.com>
Reviewed-by: Jenny Huynh <jhuynh@us.ibm.com>
Reviewed-by: Prachi Gupta <pragupta@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/38997
Reviewed-by: Hostboot Team <hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/import/chips/p9/procedures/hwp/nest/p9_sbe_mcs_setup.C | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/import/chips/p9/procedures/hwp/nest/p9_sbe_mcs_setup.C b/src/import/chips/p9/procedures/hwp/nest/p9_sbe_mcs_setup.C index 28aa083a..eaee4383 100644 --- a/src/import/chips/p9/procedures/hwp/nest/p9_sbe_mcs_setup.C +++ b/src/import/chips/p9/procedures/hwp/nest/p9_sbe_mcs_setup.C @@ -83,6 +83,7 @@ fapi2::ReturnCode set_hb_dcbz_config(const fapi2::Target<fapi2::TARGET_TYPE_MCS> FAPI_DBG("Start"); fapi2::buffer<uint64_t> l_mcfgp; fapi2::buffer<uint64_t> l_mcmode1; + fapi2::buffer<uint64_t> l_mcperf1; fapi2::buffer<uint64_t> l_mcfirmask_and; fapi2::buffer<uint64_t> l_mcaction; @@ -103,15 +104,25 @@ fapi2::ReturnCode set_hb_dcbz_config(const fapi2::Target<fapi2::TARGET_TYPE_MCS> FAPI_TRY(fapi2::putScom(i_target, MCS_MCFGP, l_mcfgp), "Error from putScom (MCS_MCFGP)"); - // MCMODE1 -- disable speculation + // MCMODE1 -- disable speculation, cmd bypass, fp command bypass FAPI_TRY(fapi2::getScom(i_target, MCS_MCMODE1, l_mcmode1), "Error from getScom (MCS_MCMODE1)"); l_mcmode1.setBit<MCS_MCMODE1_DISABLE_ALL_SPEC_OPS>(); l_mcmode1.setBit<MCS_MCMODE1_DISABLE_SPEC_OP, MCS_MCMODE1_DISABLE_SPEC_OP_LEN>(); + l_mcmode1.setBit<MCS_MCMODE1_DISABLE_COMMAND_BYPASS, + MCS_MCMODE1_DISABLE_COMMAND_BYPASS_LEN>(); + l_mcmode1.setBit<MCS_MCMODE1_DISABLE_FP_COMMAND_BYPASS>(); FAPI_TRY(fapi2::putScom(i_target, MCS_MCMODE1, l_mcmode1), "Error from putScom (MCS_MCMODE1)"); + // MCS_MCPERF1 -- disable fast path + FAPI_TRY(fapi2::getScom(i_target, MCS_MCPERF1, l_mcperf1), + "Error from getScom (MCS_MCPERF1)"); + l_mcperf1.setBit<MCS_MCPERF1_DISABLE_FASTPATH>(); + FAPI_TRY(fapi2::putScom(i_target, MCS_MCPERF1, l_mcperf1), + "Error from putScom (MCS_MCPERF1)"); + // Unmask MC FIR // Set MC Fault Isolation Action1 Register |
