Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
| ID | Date | Version | Classification |
|---|---|---|---|
| 615146 | 08/09/2019 | 1.2 | Public |
RIRB Status (RIRBSTS) – Offset 5d
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 6:3 | - | - | Reserved
|
| 2 | 0b | RW/1C/V | Response Overrun Interrupt Status (RIRBOIS) Hardware sets this bit to a 1 when the RIRB DMA engine is not able to write the |
| 1 | - | - | Reserved
|
| 0 | 0b | RW/1C/V | Response Interrupt (RINTFL) Hardware sets this bit to a 1 when an interrupt has been generated after N number |