diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/northbridge/amd/amdmct/mct_ddr3/mctdqs_d.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mctdqs_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mctdqs_d.c index 19a7acb329..1a3c7c1aa6 100644 --- a/src/northbridge/amd/amdmct/mct_ddr3/mctdqs_d.c +++ b/src/northbridge/amd/amdmct/mct_ddr3/mctdqs_d.c @@ -1522,6 +1522,9 @@ static uint8_t TrainDQSRdWrPos_D_Fam15(struct MCTStatStruc *pMCTstat, print_debug_dqs("\t\t\t\tTrainDQSRdWrPos: 143 largest read passing region start ", best_pos, 4); print_debug_dqs("\t\t\t\tTrainDQSRdWrPos: 144 largest read passing region center (raw hardware value) ", region_center, 4); } else { + /* Restore current settings of other (previously trained) lanes to the active array */ + memcpy(current_read_dqs_delay, initial_read_dqs_delay, sizeof(current_read_dqs_delay)); + /* Reprogram the Read DQS Timing Control register with the original settings */ write_dqs_read_data_timing_registers(initial_read_dqs_delay, dev, dct, dimm, index_reg); } @@ -1571,6 +1574,9 @@ static uint8_t TrainDQSRdWrPos_D_Fam15(struct MCTStatStruc *pMCTstat, print_debug_dqs("\t\t\t\tTrainDQSRdWrPos: 145 largest write passing region ", best_count, 4); print_debug_dqs("\t\t\t\tTrainDQSRdWrPos: 146 largest write passing region start ", best_pos, 4); } else { + /* Restore current settings of other (previously trained) lanes to the active array */ + memcpy(current_write_dqs_delay, initial_write_data_timing, sizeof(current_write_data_delay)); + /* Reprogram the Write DQS Timing Control register with the original settings */ write_dqs_write_data_timing_registers(current_write_dqs_delay, dev, dct, dimm, index_reg); } |