AMD LX 900@1.5W Computer Hardware User Manual


 
AMD Geode™ LX Processors Data Book 55
GLIU Register Descriptions
33234H
4.2.1 Standard GeodeLink™ Device (GLD) MSRs
4.2.1.1 GLD Capabilities MSR (GLD_MSR_CAP)
4.2.1.2 GLD Master Configuration MSR (GLD_MSR_CONFIG)
MSR Address GLIU0: 10002000h
GLIU1: 40002000h
Typ e RO
Reset Value 00000000_000014xxh
GLD_MSR_CAP 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
313029282726252423222120191817161514131211109876543210
RSVD DEV_ID REV_ID
GLD_MSR_CAP Bit Descriptions
Bit Name Description
63:24 RSVD Reserved.
23:8 DEV_ID Device ID. Identifies device (0014h).
7:0 REV_ID Revision ID. Identifies device revision. See AMD Geode™ LX Processors Specification
Update document for value
MSR Address GLIU0: 10002001h
GLIU1: 40002001h
Typ e R /W
Reset Value GLIU0: 00000000_00000002h
GLIU1: 00000000_00000004h
GLD_MSR_CONFIG 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
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
SUBP
GLD_MSR_CONFIG Bit Descriptions
Bit Name Description
63:3 RSVD Reserved.
2:0 SUBP Subtractive Port. Subtractive port assignment for all negative decode requests.
000: Port 0 (GLIU0 = GLIU; GLIU1 = GLIU)
001: Port 1 (GLIU0 = GLMC; GLIU1 = Interface to GLIU0)
010: Port 2 (GLIU0 = Interface to GLIU1; GLIU1 = VP)
011: Port 3 (GLIU0 = CPU Core; GLIU1 = GLCP)
100: Port 4 (GLIU0 = DC; GLIU1 = GLPCI)
101: Port 5 (GLIU0 = GP; GLIU1 = VIP)
110: Port 6 (GLIU0 = Not Used; GLIU1 = SB)
111: Port 7 (GLIU0 = Not Used; GLIU1 = Not Used)