Format of PCI Configuration Status Register |
Bit | Description | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
3 - 0 |
reserved (0) | ||||||||||||
4 |
new capabilities list is present (first entry pointed at by byte at 34h or 14h) | ||||||||||||
5 |
capable of running at 66 MHz | ||||||||||||
6 |
UDF supported | ||||||||||||
7 |
capable of fast back-to-back transactions | ||||||||||||
8 |
data parity error reported | ||||||||||||
10 - 9 |
device select timing
|
||||||||||||
11 |
signaled target abort | ||||||||||||
12 |
received target abort | ||||||||||||
13 |
received master abort | ||||||||||||
14 |
signaled system error (device is asserting SERR# line) | ||||||||||||
15 |
detected parity error (set even if parity error reporting is disabled) |
Note: |
Bits 12, 13 and 15 are cleared by writing a 1 into the corresponding bit. |
See Also: |