User Guide

FIC CONFIDENTIAL AND PROPRIETARY
MB02 Functional Specifications Rev. 0.3 Page 43
FIC H/W
FIC CONFIDENTIAL AND PROPRIETARY 11-November-2002_
38-39h 0000h
r/w
Alternate GPI SMI Enable
3A-3Bh 0000h r/wc Alternate GPI SMI Status
3C-3Fh 0000h RO Reserved
40h 0000h
r/w, r/wc
Monitor SMI Status
42h Reserved
44h 0000h r/w Device Trap Status
48h 0000h
r/w
Trap Enable Register
4C-4Dh Last Cycle RO Bus Address Tracker
4Eh Last Cycle RO Bus Cycle Tracker
50h 01h r/w-
Special
Intel SpeedStep Control Register
51-5Fh Reserved
60-7Fh Reserved for TCO Registers
6.15 ICH4-M System Management TCO Registers
TCOBASE+Offset Default Value Access Name
00h 00h r/w TCO Timer Reload and Current Value
01h 04h r/w TCO Timer Initial Value
02h 00h r/w TCO Data In
03h 00h r/w TCO Data Out
04-05h 0000h RO, r/w TCO Status
06-07h 0000h
r/w
TCO Status
08-09h 0000h
r/w
, r/wc,
r/w-special
TCO Control
0A-0Bh 0008h
r/w
TCO Control
0C-0Dh 0000h
r/w
Used by BIOS to indicate POST/Boot
Progress
0Eh 00h
r/w
Watchdog Status Register
0Fh 00h RO Reserved
10h 11h r/w Software IRQ Generation Register
11-1Fh RO Reserved
6.16 CH4-M General Purpose IO Configuration Registers
GPIOBASE+Offset Default Value Access Name
General Registers
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