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VT8231 датащи(PDF) 90 Page - List of Unclassifed Manufacturers |
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VT8231 датащи(HTML) 90 Page - List of Unclassifed Manufacturers |
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90 / 132 page ![]() VT8231 Preliminary Revision 0.8 October 29, 1999 -84- Function 4 Regs - Power Management, SMBus and HWM 7HFKQRORJLHV ,QF :H &RQQHFW :H &RQQHFW Power Management-Specific PCI Configuration Registers Offset 40 – General Configuration 0 ...............................RW 7 Thermal Alarm Source Select 0 From pin T11 (Function 0 Rx74[1] must be set to define the pin as THRM#)..................default 1 From any of the three internal temperature sensing circuits (see Rx43 and Rx44 of Hardware Monitoring configuration space) 6 Sleep Button 0 Disable ...................................................default 1 Sleep Button is on IRQ6 pin (pin G1) 5 Debounce LID and PWRBTN# Inputs for 200us 0 Disable ...................................................default 1Enable 4 Reserved ........................................ always reads 0 3 Microsoft Sound Monitor in Audio Access 0 Disable ...................................................default 1Enable 2 Game Port Monitor in Audio Access 0 Disable ...................................................default 1Enable 1 SoundBlaster Monitor in Audio Access 0 Disable ...................................................default 1Enable 0 MIDI Monitor in Audio Access 0 Disable ...................................................default 1Enable Offset 41 - General Configuration 1................................ RW 7 I/O Enable for ACPI I/O Base 0 Disable access to ACPI I/O block.......... default 1 Allow access to Power Management I/O Register Block (see offset 4B-48 to set the base address for this register block). The definitions of the registers in the Power Management I/O Register Block are included later in this document, following the Power Management Subsystem overview. 6 ACPI Timer Reset 0 Normal Timer Operation ....................... default 1 Reset Timer 5-4 PMU Timer Test Mode (Do Not Program) ....def = 0 3 ACPI Timer Count Select 0 24-bit Timer........................................... default 1 32-bit Timer 2 RTC Enable Signal Gated with PSON (SUSC#) in Soft-Off Mode 0 Disable................................................... default 1Enable 1 Clock Throttling Clock Selection 0 32 usec (512 usec cycle time) ................ default 1 1 msec (16 msec cycle time) 0 DEVSEL# Test Mode (Do Not Program).......def = 0 |
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