ES1371 Datasheet, PDF (9/37 Pages) List of Unclassifed Manufacturers – ENSONIQ AudioPCI 97 digital controller

ENSONIQ Proprietary Information
6. PCI CONFIGURATION SPACE
The following information is the PCI configuration space for the AudioPCI 97 chip. All bits not specifically
mentioned below are zero and read only.
Vendor ID
Addressable as word
Power on reset value 1274H
Bit(s) R/W Name
15:0 R VENDOR ID
Data Value
1274H
Address 00H
Configuration Space
Device ID
Addressable as word
Power on reset value 1371H
Bit(s) R/W Name
15:0 R DEVICE ID
Data Value
1371H
Address 02H
Configuration Space
Command
Addressable as word
Power on reset value 0000H
Bit(s) R/W Name
15:10 R RESERVED
9
R ZERO
8
R/W SERR#_EN
7:3 R ZERO
2
R/W PCI_MASTER
1
R ZERO
0
R/W IO_ACCESS
Address 04H
Configuration Space
Data Value
These bits are reserved and always read back as zeros.
This command bit is not implemented and always reads back as
zero.
Enable bit for SERR# driver.
0 - SERR# driver disabled.
1 - SERR# driver enabled.
These command bits are not implemented and always read back as
zeros.
PCI Bus Master enable bit. This bit controls a device’s ability to act
as a PCI Bus Master. The ES1371 can act as a bus master.
0 - PCI Bus Mastering disabled.
1 - PCI Bus Mastering enabled.
This command bit is not implemented and always reads back as
zero.
I/O Space access bit. This bit controls whether the device can be
accessed in I/O space. The ES1371 is accessed in this space.
0 - I/O Space access disabled.
1 - I/O space access enabled.
ENSONIQ Proprietary Information
ENSONIQ AudioPCI 97 Specification Rev 1.1 Oct 1, 1997
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