DDR3 读写问题
时间：10-02
整理：3721RD
点击：
明明写进去了呀 怎么读出来是不定态呢 而且整个过程中也没有时序违规 和error
# test_ddr3.ddr3.data_task: at time 42033751.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ec data = 1a
# test_ddr3.ddr3.data_task: at time 42035001.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ed data = 27
# test_ddr3.ddr3.data_task: at time 42036251.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ee data = b6
# test_ddr3.ddr3.data_task: at time 42037501.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ef data = 0c
# test_ddr3.ddr3.data_task: at time 42153751.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ec data = xx
# test_ddr3.ddr3.data_task: at time 42155001.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ed data = xx
# test_ddr3.ddr3.data_task: at time 42156251.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ee data = xx
# test_ddr3.ddr3.data_task: at time 42157501.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ef data = xx
# test_ddr3.ddr3.data_task: at time 42033751.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ec data = 1a
# test_ddr3.ddr3.data_task: at time 42035001.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ed data = 27
# test_ddr3.ddr3.data_task: at time 42036251.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ee data = b6
# test_ddr3.ddr3.data_task: at time 42037501.0 ps INFO: WRITE @ DQS= bank = 3 row = 1091 col = 000002ef data = 0c
# test_ddr3.ddr3.data_task: at time 42153751.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ec data = xx
# test_ddr3.ddr3.data_task: at time 42155001.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ed data = xx
# test_ddr3.ddr3.data_task: at time 42156251.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ee data = xx
# test_ddr3.ddr3.data_task: at time 42157501.0 ps INFO: READ @ DQS= bank = 3 row = 1091 col = 000002ef data = xx
自己顶
看看是不是写的时候，被ddr3输出的ready信号反压了。 估计就是个小地方没注意到。 截个图上来看下。
检查下是否有重复写同一地址的情况?