Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
ID | Date | Version | Classification |
---|---|---|---|
615146 | 08/09/2019 | 1.2 | Public |
Interrupt Identification (IIR) – Offset 8
Note that the register can also be used as FIFO Control Register (FCR) when it is written to.
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
30:8 | - | - | Reserved
|
7:6 | 0h | RO | FIFOSE (FIFOSE) FIFOs Enabled. This is used to indicate whether the FIFOs are enabled or disabled. |
5:4 | - | - | Reserved
|
3:0 | 1h | RO | Interrupt ID. (IID) This indicates the highest priority pending interrupt which can be oneof the following types: |