Class code, Revision id, 0x08 – LSI 53C810A User Manual
Page 57: Register: 0x08, Register: 0x09
Configuration Registers
3-15
Register: 0x08
Revision ID
Read Only
RID
Revision ID
[7:0]
This register specifies device and revision identifiers. In
the LSI53C810A, the upper nibble is 0001b. The lower
nibble represents the current revision level of the device.
It should have the same value as the Chip Revision Level
bits in the
register.
Register: 0x09
Class Code
Read Only
CC
Class Code
[23:0]
This register is used to identify the generic function of the
device. The upper byte of this register is a base class
code, the middle byte is a subclass code, and the lower
byte identifies a specific register level programming
interface. The value of this register is 0x010000, which
indicates a SCSI controller.
7
0
RID
LSI53C810A
0
0
1
0
0
1
1
0
LSI53C810
0
0
0
1
0
1
0
0
23
0
CC
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0