Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
| ID | Date | Version | Classification |
|---|---|---|---|
| 615146 | 08/09/2019 | 1.2 | Public |
Status and Command (BIOS_SPI_STS_CMD) – Offset 4
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31 | 0b | RW/1C/V | Detected Parity Error (DPE) Detected Parity Error (DPE): |
| 30 | 0b | RW/1C/V | Signaled System Error (SSE) Signaled System Error (SSE): |
| 29 | 0b | RO | Received Master Abort (RMA) Hardwired to 0. |
| 28 | 0b | RO | Received Target Abort (RTA) Hardwired to 0. |
| 27 | 0b | RW/1C/V | Signaled Target Abort (STA)
|
| 26:25 | - | - | Reserved
|
| 24 | 0b | RO | Master Data Parity Error (MDPE) Hardwired to 0. |
| 23:22 | - | - | Reserved
|
| 21 | 0b | RO | 66 MHz Capable (MCAP) Not 66 MHz capable device. |
| 20 | 0b | RO | Capabilities List (CAPL) Hardwired to 0 indicating that a Capabilities List is not present. |
| 19 | 0b | RO | Interrupt Status (INTS) Hardwired to 0. |
| 18:11 | - | - | Reserved
|
| 10 | 1b | RO | Interrupt Disable (INTD) Hardwired to 1. INTx# interrupt is disabled. |
| 9 | 0b | RO | Fast Back to Back Enable (FBTBEN) Hardwired to 0. |
| 8 | 0b | RW | System Error Enable (SERREN) 0 = SERR# generation is disabled.1 = SERR# generation is enabled. |
| 7 | - | - | Reserved
|
| 6 | 0b | RW | Parity Error Response (PERRR) 0 = Disabled. The controller will not generate PERR# when a data parity error is detected.1 = Enabled. The controller will generate PERR# when a data parity error is detected. |
| 5 | - | - | Reserved
|
| 4 | 0b | RO | Memory Write and Invalidate Enable (MWRIEN) Hardwired to 0. |
| 3 | 0b | RO | Special Cycle Enable (SPCYC) Hardwired to 0. |
| 2 | 0b | RW | Bus Master Enable (BME) 0 = Disable1 = Enable |
| 1 | 0b | RW | Memory Space Enable (MSE) 0 = Disables memory mappedConfiguration space.1 = Enables memory mapped Configuration space. |
| 0 | 0b | RO | IO Space Enable (IOSE) Hardwired to 0. |