diff options
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/perv/p9_start_cbs.C')
| -rw-r--r-- | src/import/chips/p9/procedures/hwp/perv/p9_start_cbs.C | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_start_cbs.C b/src/import/chips/p9/procedures/hwp/perv/p9_start_cbs.C index 3ddc71375..ac3468162 100644 --- a/src/import/chips/p9/procedures/hwp/perv/p9_start_cbs.C +++ b/src/import/chips/p9/procedures/hwp/perv/p9_start_cbs.C @@ -69,11 +69,16 @@ fapi2::ReturnCode p9_start_cbs(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP> fapi2::buffer<uint32_t> l_data32_cbs_cs; int l_timeout = 0; fapi2::buffer<uint8_t> l_read_attr; + fapi2::buffer<uint8_t> l_fifo_reset_skip; + const fapi2::Target<fapi2::TARGET_TYPE_SYSTEM> FAPI_SYSTEM; FAPI_INF("p9_start_cbs: Entering ..."); FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_CHIP_EC_FEATURE_HW402019_PIBRESET_DELAY, i_target_chip, l_read_attr)); + FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_START_CBS_FIFO_RESET_SKIP, + FAPI_SYSTEM, l_fifo_reset_skip)); + FAPI_DBG("Clearing Selfboot message register before every boot "); // buffer is init value is 0 FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_SB_MSG_FSI, l_data32)); @@ -163,8 +168,11 @@ fapi2::ReturnCode p9_start_cbs(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP> fapi2::delay(P9_PIBRESET_HW_NS_DELAY, P9_PIBRESET_SIM_CYCLE_DELAY); } - FAPI_DBG("FIFO reset"); - FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_FSB_FSB_DOWNFIFO_RESET_FSI, FIFO_RESET)); + if ( !l_fifo_reset_skip ) + { + FAPI_DBG("FIFO reset"); + FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_FSB_FSB_DOWNFIFO_RESET_FSI, FIFO_RESET)); + } if ( i_sbe_start ) { |
