AMD Geodeā„¢ LX Processors Data Book 225
GeodeLinkā„¢ Memory Controller Register Descriptions 33234H
6.2.2.5 Row Addresses Bank0 DIMM1, Bank1 DIMM0 (MC_CF_BANK89)
6.2.2.6 Row Addresses Bank2 DIMM1, Bank3 DIMM1 (MC_CF_BANKAB)
MSR Address 20000014h
Type RO
Reset Value xxxxxxxx_xxxxxxxxh
MC_CF_BANK89 Register Map
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
RSVD MC_CF_BANK9
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RSVD MC_CF_BANK8
MC_CF_BANK89 Bit Descriptions
Bit Name Description
63:54 RSVD Reserved. Reads back as 0.
53:32 MC_CF_BANK9 Memory Controller Configuration Bank 9. Open row address (31:10) for Bank1,
DIMM1.
31:22 RSVD Reserved. Reads back as 0.
21:0 MC_CF_BANK8 Memory Controller Configuration Bank 8. Open row address (31:10) for Bank0,
DIMM1.
MSR Address 20000015h
Type RO
Reset Value xxxxxxxx_xxxxxxxxh
MC_CF_BANKAB Register Map
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
RSVD MC_CF_BANKB
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RSVD MC_CF_BANKA
MC_CF_BANKAB Bit Descriptions
Bit Name Description
63:54 RSVD Reserved. Reads back as 0.
53:32 MC_CF_BANKB Memory Controller Configuration Bank B. Open row address (31:10) for Bank3,
DIMM1.
31:22 RSVD Reserved. Reads back as 0.
21:0 MC_CF_BANKA Memory Controller Configuration Bank A. Open row address (31:10) for Bank2,
DIMM1.