Intel® 800 Series Chipset Family Platform Controller Hub (PCH), Volume 2
| ID | Date | Version | Classification |
|---|---|---|---|
| 834576 | 10/10/2024 | 001 | Public |
Raw Interrupt Status (IC_RAW_INTR_STAT) – Offset 34
Unlike the IC_INTR_STAT register, these bits are not masked so they always show the true status of the controller.
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:15 | 0h | RO | Reserved (RSVD_IC_RAW_INTR_STAT)
|
| 14 | 0h | RO | Reserved (RSVD_SCL_STUCK_AT_LOW)
|
| 13 | 0h | RO | MASTER_ON_HOLD (MASTER_ON_HOLD) Same as in IC_INTR_STAT |
| 12 | 0h | RO | RESTART_DET (RESTART_DET) Same as in IC_INTR_STAT |
| 11 | 0h | RO | GEN_CALL (GEN_CALL) Same as in IC_INTR_STAT |
| 10 | 0h | RO | START_DET (START_DET) Same as in IC_INTR_STAT |
| 9 | 0h | RO | STOP_DET (STOP_DET) Same as in IC_INTR_STAT |
| 8 | 0h | RO | ACTIVITY (ACTIVITY) Same as in IC_INTR_STAT |
| 7 | 0h | RO | RX_DONE (RX_DONE) Same as in IC_INTR_STAT |
| 6 | 0h | RO | TX_ABRT (TX_ABRT) Same as in IC_INTR_STAT |
| 5 | 0h | RO | Reserved |
| 4 | 0h | RO | TX_EMPTY (TX_EMPTY) Same as in IC_INTR_STAT |
| 3 | 0h | RO | TX_OVER (TX_OVER) Same as in IC_INTR_STAT |
| 2 | 0h | RO | RX_FULL (RX_FULL) Same as in IC_INTR_STAT |
| 1 | 0h | RO | RX_OVER (RX_OVER) Same as in IC_INTR_STAT |
| 0 | 0h | RO | RX_UNDER (RX_UNDER) Same as in IC_INTR_STAT |