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-rw-r--r--src/import/chips/p9/procedures/hwp/memory/lib/dimm/bcw_load_ddr4.C8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/import/chips/p9/procedures/hwp/memory/lib/dimm/bcw_load_ddr4.C b/src/import/chips/p9/procedures/hwp/memory/lib/dimm/bcw_load_ddr4.C
index 78a9a7676..8fbf74623 100644
--- a/src/import/chips/p9/procedures/hwp/memory/lib/dimm/bcw_load_ddr4.C
+++ b/src/import/chips/p9/procedures/hwp/memory/lib/dimm/bcw_load_ddr4.C
@@ -68,6 +68,8 @@ namespace mss
fapi2::ReturnCode bcw_load_ddr4( const fapi2::Target<TARGET_TYPE_DIMM>& i_target,
std::vector< ccs::instruction_t<TARGET_TYPE_MCBIST> >& io_inst)
{
+ constexpr uint64_t SAFE_DELAY = 2000; // Waiting a safe amount of time as the LRDIMM spec
+ // doesn't give us an explicit value for this delay
FAPI_INF("bcw_load_ddr4 %s", mss::c_str(i_target) );
uint8_t l_sim = 0;
@@ -115,7 +117,7 @@ fapi2::ReturnCode bcw_load_ddr4( const fapi2::Target<TARGET_TYPE_DIMM>& i_target
// 8-bit BCW's now
// Function space 0 - we're already there, so that's nice
{ FUNC_SPACE_0, BUFF_CONFIG_CW, eff_dimm_ddr4_f0bc1x, mss::tmrc(), CW8_DATA_LEN, cw_info::BCW},
- { FUNC_SPACE_0, LRDIMM_OPERATING_SPEED, eff_dimm_ddr4_f0bc6x, mss::tmrc(), CW8_DATA_LEN, cw_info::BCW},
+ { FUNC_SPACE_0, LRDIMM_OPERATING_SPEED, eff_dimm_ddr4_f0bc6x, SAFE_DELAY, CW8_DATA_LEN, cw_info::BCW},
// Function space 2
{ FUNC_SPACE_2, FUNC_SPACE_SELECT_CW, FUNC_SPACE_2, mss::tmrd(), CW8_DATA_LEN, cw_info::BCW},
@@ -123,8 +125,8 @@ fapi2::ReturnCode bcw_load_ddr4( const fapi2::Target<TARGET_TYPE_DIMM>& i_target
// Function space 5
{ FUNC_SPACE_5, FUNC_SPACE_SELECT_CW, FUNC_SPACE_5, mss::tmrd(), CW8_DATA_LEN, cw_info::BCW},
- { FUNC_SPACE_5, HOST_VREF_CW, eff_dimm_ddr4_f5bc5x, mss::lrdimm::vref_time_long(i_target), CW8_DATA_LEN, cw_info::BCW},
- { FUNC_SPACE_5, DRAM_VREF_CW, eff_dimm_ddr4_f5bc6x, mss::lrdimm::vref_time_long(i_target), CW8_DATA_LEN, cw_info::BCW},
+ { FUNC_SPACE_5, HOST_VREF_CW, eff_dimm_ddr4_f5bc5x, SAFE_DELAY, CW8_DATA_LEN, cw_info::BCW},
+ { FUNC_SPACE_5, DRAM_VREF_CW, eff_dimm_ddr4_f5bc6x, SAFE_DELAY, CW8_DATA_LEN, cw_info::BCW},
// Function space 6
{ FUNC_SPACE_6, FUNC_SPACE_SELECT_CW, FUNC_SPACE_6, mss::tmrd(), CW8_DATA_LEN, cw_info::BCW},
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