VT8601 Apollo ProMedia
Revision 1.3 September 8, 1999
-58
Device 0 Bus 1 Graphics Accelerator Registers
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Device 0 Bus 1 Graphics Accelerator Registers
Offset 93-90 – Power Management 1................................RO
31-27 Reserved
........................................ always reads 0
PME# not supported
26
D2 State (Suspend) Supported .......... always reads 1
The D2 state is supported
25
D1 State (Standby) Supported .......... always reads 1
The D1 state is supported
24-22 Reserved
........................................ always reads 0
21
Device Specific Initialization ............. always reads 1
Special DSI is required from the video BIOS
20
Reserved
........................................ always reads 0
Auxiliary power source not supported
19
Reserved
........................................ always reads 0
PME# generation not supported
18-16 PCI PM Version # ........................ always reads 001b
15-8 Next Item Pointer ............................... always reads 0
7-0
PCI PM Capable ............................ always reads 01h
This device is PCI PM capable
Offset 97-94 – Power Management 2 .............................. RW
31-24 Reserved
........................................ always reads 0
Power dissipation reporting not supported
23-16 Reserved
........................................ always reads 0
15
D3 Cold Supported............................. always reads 0
D3 cold not supported
14-13 Data Scale
........................................ always reads 0
Power dissipation reporting not supported
12-9 Power Consumed / Dissipated ........... always reads 0
Power dissipation reporting not supported
8
Reserved
........................................ always reads 0
PME# for D3 cold not supported
7-2
Reserved
........................................ always reads 0
1-0
Power State
00 Fully On ................................................. default
01 Standby
10 Suspend
11 D3hot, similar to suspend
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