12th Generation Intel® Core™ Processors Datasheet Volume 2 of 2
| ID | Date | Version | Classification |
|---|---|---|---|
| 767625 | 07/13/2023 | Public |
Command and Status (STATUSCOMMAND) – Offset 4
Command register to program interrupt disable, bus master enable and Memory space enable.
Status register to read the errors and aborts.
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:30 | 0x0 | RO | Reserved (RESERVED0) Reserved |
| 29 | 0x0 | RW/1C | Received Master Abort (RMA) Received Master Abort |
| 28 | 0x0 | RW/1C | Received Target Abort (RTA) Received Target Abort |
| 27:21 | 0x0 | RO | Reserved (RESERVED1) Reserved |
| 20 | 0x1 | RO | Capabilities List (CAPLIST) Indicates that the controller contains a capabilities pointer list. |
| 19 | 0x0 | RO | Interrupt Status (INTR_STATUS) Interrupt Status: This bit reflects state of interrupt in the device |
| 18:16 | 0x0 | RO | Reserved (RESERVED2) Reserved |
| 15:11 | 0x0 | RO | Reserved (RESERVED3) Reserved |
| 10 | 0x0 | RW | Interrupt Disable (INTR_DISABLE) Interrupt Disable |
| 9 | 0x0 | RO | Reserved (RESERVED4) Reserved |
| 8 | 0x0 | RW | SERR Reporting Enable (SERR_ENABLE) SERR Enable Not implemented |
| 7:3 | 0x0 | RO | Reserved (RESERVED5) Reserved |
| 2 | 0x0 | RW | Bus Master Enable (BME) Bus Master Enable |
| 1 | 0x0 | RW | Memory Space Enable (MSE) Memory Space Enable |
| 0 | 0x0 | RO | Reserved (RESERVED6) Reserved |