82801CA Datasheet, PDF (515/521 Pages) Intel Corporation – I/O Controller Hub 3-S (ICH3-S)

Register Bit Index
B
Numerics
12-Clock Retry Enable ........................................ 271
4 Channel Capability (4CH_CAP) .............. 428, 444
6 Channel Capability (6CH_CAP) .............. 428, 444
66 MHz Capable (66MHZ_CAP)237, 262, 266, 278
A
A20Gate Pass-Through Enable (A20PASSEN).. 387
AC ’97 Cold Reset .............................................. 224
AC ’97 Cold Reset# .................................... 427, 443
AC ’97 Warm Reset ............................ 224, 427, 443
AC97_EN ............................................................ 344
AC97_STS........................................................... 343
ACLINK Shut Off ....................................... 427, 443
ACPI Enable (ACPI_EN).................................... 280
AD3 ............................................................. 428, 444
Address................................................................ 407
Address Increment/Decrement Select ................. 302
Address of Descriptor Table (ADDR)................. 379
Address Resolution Protocol ............................... 194
ADI...................................................................... 309
ADLIB_ACT_STS.............................................. 349
ADLIB_LPC_EN ................................................ 293
ADLIB_TRP_EN ................................................ 350
AFTERG3_EN .................................................... 332
Alarm Flag (AF)..................................................326
Alarm Interrupt Enable (AIE) ............................. 325
Alternate A20 Gate (ALT_A20_GATE)............. 328
Alternate Access Mode Enable (ALTACC_EN) 287
APIC Data ........................................................... 317
APIC Enable (APIC_EN).................................... 286
APIC ID............................................................... 318
APIC Index.......................................................... 316
APMC_EN .......................................................... 346
APM_STS ........................................................... 348
AUDIO_ACT_STS ............................................. 349
AUDIO_TRP_EN ............................................... 350
Autoinitialize Enable...........................................302
Automatic End of Interrupt (AEOI) .................... 311
Auxiliary Current ................................................ 242
B
Base Address239, 280, 282, 369, 370, 385, 395, 401,
417, 435
Base and Current Address ................................... 299
Base and Current Count ...................................... 300
Base Class Code .238, 263, 279, 368, 384, 401, 416,
434
Binary/BCD Countdown Select .......................... 305
BIOS Lock Enable (BLE) ................................... 281
BIOS Release (BIOS_RLS) ................................346
BIOS Write Enable (BIOSWE)........................... 281
BIOSWR_STS..................................................... 354
BIOS_EN............................................................. 346
BIOS_STS ...........................................................348
Bit 1 of slot 12 .............................................428, 444
Bit 2 of slot 12 .............................................428, 444
Bit 3 of slot 12 .............................................428, 444
Block Data Byte ..................................................408
BOOT_STS .........................................................355
Buffer Completion Interrupt Status (BCIS) 424, 440
Buffer Descriptor Base Address..........................422
Buffer Descriptor List Base Address...................439
Buffered Mode (BUF) .........................................311
Bus Master Enable (BME) .236, 261, 277, 366, 382,
400, 414, 432
Bus Master IDE Active (ACT)............................379
BUS_ERR ...........................................................405
BYTE_DONE_STS............................................. 405
C
Cache Line Size (CLS)........................................238
Capabilities List (CAP_LIST).............................237
Capabilities Pointer (CAP_PTR).........................240
Capability ID (CAP_ID)......................................242
Cascaded Interrupt Controller IRQ Connection ..310
Channel 0 Select ..................................................285
Channel 1 Select ..................................................285
Channel 2 Select. .................................................285
Channel 3 Select ..................................................285
Channel 5 Select ..................................................285
Channel 6 Select ..................................................285
Channel 7 Select ..................................................285
Channel Mask Bits ..............................................304
Channel Mask Select ...........................................302
Channel Request Status .......................................301
Channel Terminal Count Status...........................301
Clear Byte Pointer ...............................................303
Clear Mask Register ............................................303
CNA Mask...........................................................247
CNF1_LPC_EN................................................... 292
CNF2_LPC_EN................................................... 292
Codec Access Semaphore (CAS) ................429, 445
COMA Decode Range.........................................289
COMA_LPC_EN ................................................293
COMB Decode Range.........................................289
COMB_LPC_EN................................................. 293
Command Unit Command (CUC).......................248
Command Unit Status (CUS) ..............................246
Command Unit (CU) Executed (CX) ..................246
Configure Flag (CF) ............................................390
Connect Status Change........................................397
Coprocessor Error Enable (COPR_ERR_EN) ....286
COPROC_ERR ...................................................328
Count Register Status ..........................................307
Countdown Type Status ......................................307
Intel^® 82801CA ICH3-S Datasheet
515