Product specifications

VT8235 V-Link South Bridge
Revision 1.22 October 24, 2002 -73- Device 17 Function 0 Power Management Registers
Offset 82 - ACPI Interrupt Select ....................................RW
7 ATX / AT Power Indicator................................. RO
0 ATX
1 AT
6 PSON (SUSC#) Gating ....................................... RO
During system on/off, this status bit reports whether
PSON gating state has been completed, 0 meaning
that gating is active now and 1 meaning that gating is
complete. Software should not access any CMOS or
Power-Well registers until this bit becomes 1 if
Rx81[2] = 1 (see register description on previous
page).
0 PSON Gating Active
1 PSON Gating Complete
5 Reserved ........................................ always reads 0
4 SUSC# AC-Power-On Default Value ................ RO
This bit is written at RTC Index 0D bit-7. If this bit
is 0, the system is configured to “default on” when
power is connected.
3-0 SCI Interrupt Assignment
This field determines the routing of the ACPI IRQ.
0000 Disabled................................................. default
0001 IRQ1
0010 Reserved
0011 IRQ3
0100 IRQ4
0101 IRQ5
0110 IRQ6
0111 IRQ7
1000 IRQ8
1001 IRQ9
1010 IRQ10
1011 IRQ11
1100 IRQ12
1101 IRQ13
1110 IRQ14
1111 IRQ15