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82845G Datasheet, PDF (4/193 Pages) Intel Corporation – Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH) | |||
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3.5.1
3.5.2
DRAM Controller/Host-Hub Interface Device Registers (Device 0) .. 48
3.5.1.1 VIDâVendor Identification Register (Device 0) ................ 50
3.5.1.2 DIDâDevice Identification Register (Device 0)................. 50
3.5.1.3 PCICMDâPCI Command Register (Device 0) ................. 51
3.5.1.4 PCISTSâPCI Status Register (Device 0) ......................... 52
3.5.1.5 RIDâRevision Identification Register (Device 0) .............. 53
3.5.1.6 SUBCâSub-Class Code Register (Device 0) ................... 53
3.5.1.7 BCCâBase Class Code Register (Device 0).................... 53
3.5.1.8 MLTâMaster Latency Timer Register (Device 0) ............. 54
3.5.1.9 HDRâHeader Type Register (Device 0) .......................... 54
3.5.1.10 APBASEâAperture Base Configuration Register
(Device 0)............................................................................. 55
3.5.1.11 SVIDâSubsystem Vendor Identification Register
(Device 0)............................................................................. 56
3.5.1.12 SIDâSubsystem Identification Register (Device 0) .......... 56
3.5.1.13 CAPPTRâCapabilities Pointer Register (Device 0) ......... 56
3.5.1.14 AGPMâAGP Miscellaneous Configuration Register
(Device 0)............................................................................. 57
3.5.1.15 GCâGraphics Control Register (Device 0)....................... 58
3.5.1.16 DRB[0:3]âDRAM Row Boundary Register (Device 0) ..... 60
3.5.1.17 DRAâDRAM Row Attribute Register (Device 0) .............. 61
3.5.1.18 DRTâDRAM Timing Register (Device 0) ......................... 62
3.5.1.19 DRCâDRAM Controller Mode Register (Device 0) .......... 63
3.5.1.20 PAM[0:6]âProgrammable Attribute Map Registers
(Device 0)............................................................................. 64
3.5.1.21 FDHCâFixed SDRAM Hole Control Register (Device 0) . 67
3.5.1.22 SMRAMâSystem Management RAM Control Register
(Device 0)............................................................................. 67
3.5.1.23 ESMRAMCâExtended System Management RAM Control
Register (Device 0) .............................................................. 68
3.5.1.24 ACAPIDâAGP Capability Identifier Register (Device 0) .. 69
3.5.1.25 AGPSTATâAGP Status Register (Device 0) ................... 69
3.5.1.26 AGPCMDâAGP Command Register (Device 0) .............. 70
3.5.1.27 AGPCTRLâAGP Control Register (Device 0) .................. 70
3.5.1.28 APSIZEâAperture Size Register (Device 0) .................... 71
3.5.1.29 ATTBASEâAperture Translation Table Register
Device 0).............................................................................. 71
3.5.1.30 AMTTâAGP MTT Control Register (Device 0)................. 72
3.5.1.31 LPTTâAGP Low Priority Transaction Timer Register
(Device 0)............................................................................. 72
3.5.1.32 GMCHCFGâGMCH Configuration Register (Device 0) ... 73
3.5.1.33 ERRSTSâError Status Register (Device 0) ..................... 74
3.5.1.34 ERRCMDâError Command Register (Device 0).............. 75
3.5.1.35 SMICMDâSMI Command Register (Device 0) ................ 76
3.5.1.36 SCICMDâSCI Command Register (Device 0) ................. 76
3.5.1.37 SKPDâScratchpad Data Register (Device 0) .................. 76
3.5.1.38 CAPREGâCapability Identification Register (Device 0) ... 77
Host-to-AGP Bridge Registers (Device 1)......................................... 78
3.5.2.1 VID1âVendor Identification Register (Device 1) .............. 79
3.5.2.2 DID1âDevice Identification Register (Device 1)............... 79
3.5.2.3 PCICMD1âPCI Command Register (Device 1) ............... 80
3.5.2.4 PCISTS1âPCI Status Register (Device 1)....................... 81
3.5.2.5 RID1âRevision Identification Register (Device 1) ............ 82
3.5.2.6 SUBC1âSub-Class Code Register (Device 1) ................. 82
3.5.2.7 BCC1âBase Class Code Register (Device 1).................. 82
3.5.2.8 MLT1âMaster Latency Timer Register (Device 1) ........... 83
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Intel® 82845G/82845GL/82845GV GMCH Datasheet
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