VT82C686B ETC-unknow, VT82C686B Datasheet - Page 80

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VT82C686B

Manufacturer Part Number
VT82C686B
Description
Manufacturer
ETC-unknow
Datasheet
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Offset 83-80 – Primary S/G Descriptor Address ............ RW
Offset 8B-88 – Secondary S/G Descriptor Address ........ RW
Offset C3-C0 – PCI PM Block 1 ....................................... RO
Offset C7-C4 – PCI PM Block 2 ....................................... RO
Revision 1.71 June 9, 2000
31-0 PCI PM Block 1................. always reads 0002 0001h
31-2 Reserved
1-0
7HFKQRORJLHV ,QF
Power State
00 On
01 Off
1x -reserved-
........................................ always reads 0
.....................................................default
-74-
IDE I/O Registers
These registers are compliant with the SFF 8038I v1.0
standard. Refer to the SFF 8038I v1.0 specification for further
details.
I/O Offset 0 - Primary Channel Command
I/O Offset 2 - Primary Channel Status
I/O Offset 4-7 - Primary Channel PRD Table Address
I/O Offset 8 - Secondary Channel Command
I/O Offset A - Secondary Channel Status
I/O Offset C-F - Secondary Channel PRD Table Address
Function 1 Registers - Enhanced IDE Controller
VT82C686B

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