Datasheet

Intel
®
E8870 Scalable Node Controller (SNC) Datasheet 11-7
Testability
7:4 RW 0h
Status:
[7]: Error bit set when a config request returns a Hard Fail condition.
[6:5]: Reserved
[4]: Busy bit. Set when read or write operation is in progress.
3:0 RW 0h
Command:
0xxx = NOP used in polling the chain to determine if the unit is busy.
1001 = write byte
1010 = write word
1011 = write dword
1100 = read dword
Table 11-4. Example of Configuration Access Data Register Format (Continued)
JCONF encode: 1000010
Bit Attr Default Description