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Revision 2.4, May 28, 2002
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PCI Interface and Configuration Registers
VT1712 - PCI Multi-Channel Audio Controller
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PCI Interface and Configuration Registers
Table 3-1. PCI Host Interface Register Map
Byte 3
Byte 2
Byte 1
Byte 0
Offset (Hex)
Device Identification
Vendor Identification
00
PCI Device Status
PCI Command
04
Class Code
Reserved. Read as 0
Revision ID
08
BIST
Header Type
Latency Timer
Reserved. Read as 0
0C
Controller I/O Base Address
10
DDMA I/O Base Address
14
DMA Path Registers I/O Base Address
18
Professional Multi-Track I/O Base Address
1C
Subsystem ID
Subsystem Vendor ID
2C
Reserved. Read as 0
30
Capability Pointer
34
Reserved. Read as 0
38
Minimum Latency and Maximum Grant
Interrupt Pin and Line
3C
Legacy Configuration Control
Legacy Audio Control
40
Hardware Configuration Control
60
Power Management Capability
Next Item Pointer
Capability ID
80
PMCSR Support Extensions and Data
Power Management Control and Status
84
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