Datasheet

Processor Uncore Configuration Registers
372 Datasheet, Volume 2
4.2.11.26 RIRILV0OFFSET_3—RIR Range Rank Interleave 0 
OFFSET Register
4.2.11.27 RIRILV1OFFSET_3—RIR Range Rank Interleave 1 
OFFSET Register
RIRILV0OFFSET_3
Bus: 1 Device: 15 Function: 2 Offset: 180h
Bus: 1 Device: 15 Function: 3 Offset: 180h
Bus: 1 Device: 15 Function: 4 Offset: 180h
Bus: 1 Device: 15 Function: 5 Offset: 180h
Bit Attr
Reset
Value
Description
31:20 RV 0h Reserved
19:16 RW 0h
RIR_RNK_TGT0
Target rank ID for rank interleave 0 (used for 1/2/4/8-way RIR interleaving).
15 RV 0h Reserved
14:2 RW 0h
RIR_OFFSET0
RIR[5:0].RANKOFFSET0[38:26] == rank interleave 0 offset, 64 MB granularity
(processor minimum rank size is 512 MB. 512 MB/8 interleave = 64 MB per 8-way
interleave.)
1:0 RV 0h Reserved
RIRILV1OFFSET_3
Bus: 1 Device: 15 Function: 2 Offset: 184h
Bus: 1 Device: 15 Function: 3 Offset: 184h
Bus: 1 Device: 15 Function: 4 Offset: 184h
Bus: 1 Device: 15 Function: 5 Offset: 184h
Bit Attr
Reset
Value
Description
31:20 RV 0h Reserved
19:16 RW 0h
RIR_RNK_TGT1
Target rank ID for rank interleave 1 (used for 1/2/4/8-way RIR interleaving).
15 RV 0h Reserved
14:2 RW 0h
RIR_OFFSET1
RIR[5:0].RANKOFFSET1[38:26] == rank interleave 1 offset, 64 MB granularity
(processor minimum rank size is 512 MB. 512 MB/8 interleave = 64 MB per 8-way
interleave.)
1:0 RV 0h Reserved