Datasheet

Processor Uncore Configuration Registers
444 Datasheet, Volume 2
4.2.16 Integrated Memory Controller Error Registers
4.2.16.1 ROUNDTRIP0—Round-Trip Latency Register
4.2.16.2 ROUNDTRIP1—Round-Trip Latency 1 Register
ROUNDTRIP0
Bus: 1 Device: 16 Function: 2 Offset: 80h
Bus: 1 Device: 16 Function: 3 Offset: 80h
Bus: 1 Device: 16 Function: 6 Offset: 80h
Bus: 1 Device: 16 Function: 7 Offset: 80h
Bit Attr
Reset
Value
Description
31:30 RV 0h Reserved
29:24 RW 0Bh
RT_RANK3
Rank 3 round trip latency in QCLK
23:22 RV 0h Reserved
21:16 RW 0Bh
RT_RANK2
Rank 2 round trip latency in QCLK
15:14 RV 0h Reserved
13:8 RW 0Bh
RT_RANK1
Rank 1 round trip latency in QCLK
7:6 RV 0h Reserved
5:0 RW 0Bh
RT_RANK0
Rank 0 round trip latency in QCLK; 56h maximum configurable value.
ROUNDTRIP1
Bus: 1 Device: 16 Function: 2 Offset: 84h
Bus: 1 Device: 16 Function: 3 Offset: 84h
Bus: 1 Device: 16 Function: 6 Offset: 84h
Bus: 1 Device: 16 Function: 7 Offset: 84h
Bit Attr
Reset
Value
Description
31:30 RV 0h Reserved
29:24 RW 0Bh
RT_RANK7
Rank 7 round trip latency in QCLK
23:22 RV 0h Reserved
21:16 RW 0Bh
RT_RANK6
Rank 6 round trip latency in QCLK
15:14 RV 0h Reserved
13:8 RW 0Bh
RT_RANK5
Rank 5 round trip latency in QCLK
7:6 RV 0h Reserved
5:0 RW 0Bh
RT_RANK4
Rank 4 round trip latency in QCLK