82801CA Datasheet, PDF (16/521 Pages) Intel Corporation – I/O Controller Hub 3-S (ICH3-S)

9.8.2 APM I/O Decode ............................................................................. 335
9.8.2.1 APM_CNT—Advanced Power Management Control
Port Register ................................................................... 335
9.8.2.2 APM_STS—Advanced Power Management Status
Port Register ................................................................... 335
9.8.3 Power Management I/O Registers.................................................. 336
9.8.3.1 PM1_STS—Power Management 1 Status Register........ 337
9.8.3.2 PM1_EN—Power Management 1 Enable Register......... 339
9.8.3.3 PM1_CNT—Power Management 1 Control Register ...... 340
9.8.3.4 PM1_TMR—Power Management 1 Timer Register ........ 340
9.8.3.5 PROC_CNT—Processor Control Register ...................... 341
9.8.3.6 LV2—Level 2 Register .................................................... 342
9.8.3.7 GPE0_STS—General Purpose Event 0 Status Register 342
9.8.3.8 GPE0_EN—General Purpose Event 0 Enables Register 344
9.8.3.9 GPE1_STS—General Purpose Event 1 Status Register 345
9.8.3.10 GPE1_EN—General Purpose Event 1 Enable Register . 345
9.8.3.11 SMI_EN—SMI Control and Enable Register ................... 346
9.8.3.12 SMI_STS—SMI Status Register ..................................... 347
9.8.3.13 MON_SMI—Device Monitor SMI Status and Enable
Register ........................................................................... 348
9.8.3.14 DEVACT_STS—Device Activity Status Register ............ 349
9.8.3.15 DEVTRAP_EN— Device Trap Enable Register.............. 350
9.8.3.16 BUS_ADDR_TRACK— Bus Address Tracker Register .. 351
9.8.3.17 BUS_CYC_TRACK— Bus Cycle Tracker Register ......... 351
9.9 System Management TCO Registers (D31:F0) ........................................... 352
9.9.1 TCO Register I/O Map .................................................................... 352
9.9.2 TCO1_RLD—TCO Timer Reload and Current Value Register....... 352
9.9.3 TCO1_TMR—TCO Timer Initial Value Register ............................. 353
9.9.4 TCO1_DAT_IN—TCO Data In Register ......................................... 353
9.9.5 TCO1_DAT_OUT—TCO Data Out Register................................... 353
9.9.6 TCO1_STS—TCO1 Status Register............................................... 354
9.9.7 TCO2_STS—TCO2 Status Register............................................... 355
9.9.8 TCO1_CNT—TCO1 Control Register............................................. 356
9.9.9 TCO2_CNT—TCO2 Control Register............................................. 356
9.9.10 TCO_MESSAGE1 and TCO_MESSAGE2 Registers ..................... 357
9.9.11 TCO_WDSTATUS—TCO2 Control Register .................................. 357
9.9.12 SW_IRQ_GEN—Software IRQ Generation Register...................... 357
9.10 General Purpose I/O Registers (D31:F0) .................................................... 358
9.10.1 GPIO Register I/O Address Map..................................................... 360
9.10.2 GPIO_USE_SEL—GPIO Use Select Register ............................... 360
9.10.3 GP_IO_SEL—GPIO Input/Output Select Register ......................... 361
9.10.4 GP_LVL—GPIO Level for Input or Output Register........................ 361
9.10.5 GPO_BLINK—GPO Blink Enable Register..................................... 362
9.10.6 GPI_INV—GPIO Signal Invert Register.......................................... 362
9.10.7 GPIO_USE_SEL2—GPIO Use Select 2 Register .......................... 363
9.10.8 GP_IO_SEL2—GPIO Input/Output Select 2 Register .................... 363
9.10.9 GP_LVL2—GPIO Level for Input or Output 2 Register................... 363
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Intel^® 82801CA ICH3-S Datasheet