am79c974 Advanced Micro Devices, am79c974 Datasheet - Page 112

• Manufacturer Part Number: am79c974
• Description: Pcnettm-scsi Combination Ethernet And Scsi Controller For Pci Systems
• Manufacturer: Advanced Micro Devices

Register Summary
Ethernet PCI Configuration Registers
Note: RO = read only, RW = read/write, U = undefined value
SCSI PCI Configuration Registers
Note: RO = read only, RW = read/write, U = undefined value
112
Offset
Offset
0Dh
3Ch
3Dh
0Dh
3Ch
3Dh
4Ch
0Ah
0Bh
0Eh
0Ah
0Bh
0Eh
00h
02h
04h
06h
08h
09h
10h
00h
02h
04h
06h
08h
09h
10h
40h
44h
48h
APPENDIX A
Name
Vendor ID
Device ID
Command
Status
Revision ID
Programming IF
Sub-Class
Base-Class
Latency Timer
Header Type
Base Address
Interrupt Line
Interrupt Pin
Name
Vendor ID
Device ID
Command
Status
Revision ID
Programming IF
Sub-Class
Base-Class
Latency Timer
Header Type
Base Address
Interrupt Line
Interrupt Pin
Reserved for Software
Reserved for Software
Reserved for Software
Reserved for Software
Am79C974
Width in Bit
Width in Bit
16
16
16
16
32
16
16
16
16
32
32
32
32
32
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
Access Mode
Access Mode
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Default Value
Default Value
uuuu uuuu
uuuu uuuu
1022h
2000h
1022h
2020h
0080h
0uuu
uu00
uuuu
uuuu
uuuu
uuuu
uuuu
00h
00h
00h
02h
00h
00h
02h
00h
00h
00h
01h
00h
00h
01h
uu
uu