參數(shù)資料
型號: 845GE
廠商: Intel Corp.
英文描述: 82845GE Graphics and Memory Controller Hub (GMCH) and 82845PE Memory Controller Hub (MCH)
中文描述: 82845GE圖形和內(nèi)存控制器中樞(GMCH)和82845PE內(nèi)存控制器中樞(MCH)
文件頁數(shù): 46/176頁
文件大?。?/td> 2661K
代理商: 845GE
Register Description
46
Intel
82845GE/82845PE Datasheet
3.5
Intel
(G)MCH Internal Device Registers
3.5.1
DRAM Controller/Host-Hub Interface Device Registers
(Device 0)
The DRAM controller and host-hub interface registers are in Device 0. This section contains the
PCI configuration registers listed in order of ascending offset address.
Table 3-1
provides the
register address map for this device.
Table 3-1. DRAM Controller/Host-Hub Register Address Map (Device 0) (Sheet 1 of 2)
Address
Offset
Symbol
Register Name
Default Value
Access
00–01h
VID
Vendor Identification
8086h
RO
02–03h
DID
Device Identification
2560h
RO
04–05h
PCICMD
PCI Command Register
0006h
RO, R/W
06–07h
PCISTS
PCI Status Register
0090h
RO, R/WC
08h
RID
Revision Identification
See register
description
RO
09
Intel Reserved
0Ah
SUBC
Sub-Class Code
00h
RO
0Bh
BCC
Base Class Code
06h
RO
0Ch
Intel Reserved
0Dh
MLT
Master Latency Timer
00h
RO
0Eh
HDR
Header Type
00h
RO
0Fh
Intel Reserved
10–13h
APBASE
Aperture Base Configuration
00000008h
RO, R/W
14–2Bh
Intel Reserved
2C–2Dh
SVID
Subsystem Vendor Identification
0000h
R/WO
2E–2Fh
SID
Subsystem Identification
0000h
R/WO
30–33h
Intel Reserved
34h
CAPPTR
Capabilities Pointer
E4h
RO
35–50h
Intel Reserved
51h
AGPM
AGP Miscellaneous Configuration
00h
R/W
52h
GC
Graphics Control (82845GE only)
0000_1000b
R/W
53–5Fh
Intel Reserved
60–63h
DRB[0:3]
DRAM Row Boundary (4 registers)
01h
RW
64–6Fh
Intel Reserved
70–71h
DRA[0:3]
DRAM Row Attribute (4 registers)
00h
RW
72–77h
Intel Reserved
78–7Bh
DRT
DRAM Timing Register
00000000h
RW
7C–7Fh
DRC
DRAM Controller Mode
00000000h
RW, RO
80–8Fh
Intel Reserved
相關(guān)PDF資料
PDF描述
845PE 82845GE Graphics and Memory Controller Hub (GMCH) and 82845PE Memory Controller Hub (MCH)
845G Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
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845GV Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
845GE MAX-L 制造商:Micro-Star International 功能描述:845GE P4/CELERON 533FSB ATX - Bulk
845GEM-L 制造商:Micro-Star International 功能描述:845GEM-L P4 MATX HYPER-T - Bulk
845GL 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
845GLMS-L 制造商:Micro-Star International 功能描述:845GL UATX P4/CEL 400FSB - Bulk
845GR 制造商:SPC 功能描述:New