82801BA Datasheet, PDF (490/498 Pages) Intel Corporation – Intel 82801BA I/O Controller Hub 2 (ICH2) and Intel 82801BAM I/O Controller Hub 2 Mobile

Register Bit Index
Channel 1 Select 9-11
Channel 2 Select. 9-11
Channel 3 Select 9-11
Channel 5 Select 9-11
Channel 6 Select 9-11
Channel 7 Select 9-11
Channel Mask Bits 9-29
Channel Mask Select 9-27
Channel Request Status 9-26
Channel Terminal Count Status 9-26
Clear Byte Pointer 9-28
Clear Mask Register 9-28
CLS Cache Line Size 7-4
CNA CU Not Active 7-11
CNA Mask 7-12
CNF1_LPC_EN 9-17
CNF2_LPC_EN 9-17
Codec Write In Progress (CWIP) 13-16
COMA Decode Range 9-14
COMA_LPC_EN 9-18
COMB Decode Range 9-14
COMB_LPC_EN 9-18
Configure Flag (CF) 11-9
Connect Status Change 11-15
COPR_ERR_EN Coprocessor Error Enable
9-11
COPROC_ERR 9-52
Count Register Status 9-32
Countdown Type Status 9-32
Counter 0 Select 9-31
Counter 1 Select 9-31
Counter 2 Select 9-31
Counter Latch Command 9-31
Counter Mode Selection 9-30
Counter OUT Pin State 9-32
Counter Port 9-32
Counter Select 9-30
Counter Selection 9-31
CPU_BIST_EN 9-13
CPUPWR_FLR CPU Power Failure 9-55
CPUSLP_EN 9-54
CUC Command Unit Command 7-13
Current Connect Status 11-15
Current Equals Last Valid (CELV) 13-11,
14-10
Current Index Value 13-10, 14-9
CUS Command Unit Status 7-11
CX Command Unit (CU) Executed 7-11
CX Mask 7-12
D
D1 Support 7-8
D2 Support 7-8
Data 7-16
Data Parity Error Detected (DPD) 7-3, 8-4, 8-8
Data Scale 7-9
Data Select 7-9
DATA_MSG0 Data Message Byte 0 12-9
DATA_MSG1 Data Message Byte 1 12-9
DATA0/COUNT 12-8
DATA1 12-8
Date Alarm 9-50
DCB_EN DMA Collection Buffer Enable
9-12
Deep Power-Down on Link Down Enable
7-19
Delivery Mode 9-46
Delivery Status 9-45
Destination 9-45
Destination Mode 9-45
Detected Parity Error (DPE) 7-3, 8-4, 8-8
DEV_ERR 12-6
DEV_STS DEVSEL# Timing Status 9-4
DEV_TRAP_EN 9-71
DEV_TRAP_STS 9-71
Device ID Value 9-2, 11-2, 13-2, 14-2
Device ID value 12-1
Device Identification Number 7-2, 8-2
Device Specific Initialization (DSI) 7-8
DEVMON_STS Device Monitor Status 9-70
DEVSEL# Timing Status (DEVT) 10-3, 11-3,
12-2, 13-3
DM Data Mode 9-49
DMA Channel Group Enable 9-26
DMA Channel Select 9-27
DMA Controller Halted (DCH) 13-11, 14-10
DMA Group Arbitration Priority 9-26
DMA Low Page 9-25
Index-2
82801BA ICH2 and 82801BAM ICH2-M Datasheet