Host Bridge/DRAM Controller Registers (D0:F0)
R
Intel
®
82925X/82925XE MCH Datasheet
47
Address
Offset
Register
Symbol
Register Name
Default
Value
Access
109h
C0DRA2
Channel A DRAM Rank 2,3 Attribute
00h
R/W
10Ah–10Bh —
Reserved
— —
10Ch
C0DCLKDIS
Channel A DRAM Clock Disable
00h
R/W
10Dh —
Reserved
— —
10E–10F
C0BNKARC
Channel A DRAM Bank Architecture
0000h
R/W
110h–113h —
Reserved
— —
114h–117h
C0DRT1
Channel A DRAM Timing Register
900122h
R/W
118h–11Fh —
Reserved
— —
120h–123h
C0DRC0
Channel A DRAM Controller Mode 0
00000000h
R/W, RO
124h–17Fh —
Reserved
— —
180h
C1DRB0
Channel B DRAM Rank Boundary Address 0
00h
R/W
181h
C1DRB1
Channel B DRAM Rank Boundary Address 1
00h
R/W
182h
C1DRB2
Channel B DRAM Rank Boundary Address 2
00h
R/W
183h
C1DRB3
Channel B DRAM Rank Boundary Address 3
00h
R/W
184h–187h —
Reserved
— —
188h
C1DRA0
Channel B DRAM Rank 0,1 Attribute
00h
R/W
189h
C1DRA2
Channel B DRAM Rank 2,3 Attribute
00h
R/W
18Ah–18Bh —
Reserved
— —
18Ch
C1DCLKDIS
Channel B DRAM Clock Disable
00h
R/W
18Dh —
Reserved
— —
18Eh–18Fh
C1BNKARC
Channel B Bank Architecture
0000h
R/W
190h–193h —
Reserved
— —
194h
C1DRT1
Channel B DRAM Timing Register 1
900122h
R/W, RO
195h–19Fh —
Reserved
— —
1A0h–1A3h
C1DRC0
Channel B DRAM Controller Mode 0
00000000h
R/W, RO
1A4h–F0Fh —
Reserved
— —
F10h–F13h
PMCFG
Power Management Configuration
00000000h
R/W
F14h
PMSTS
Power Management Status
00000000h
R/W/C/S
Summary of Contents for 82925X
Page 78: ...Host Bridge DRAM Controller Registers D0 F0 R 78 Intel 82925X 82925XE MCH Datasheet...
Page 98: ...EPBAR Registers Egress Port Register Summary R 98 Intel 82925X 82925XE MCH Datasheet...
Page 108: ...DMIBAR Registers Direct Media Interface DMI RCRB R 108 Intel 82925X 82925XE MCH Datasheet...
Page 156: ...Host PCI Express Graphics Bridge Registers D1 F0 R 156 Intel 82925X 82925XE MCH Datasheet...
Page 172: ...System Address Map R 172 Intel 82925X 82925XE MCH Datasheet...
Page 192: ...Electrical Characteristics R 192 Intel 82925X 82925XE MCH Datasheet...