12th Generation Intel® Core™ Processors Datasheet Volume 2 of 2
ID | Date | Version | Classification |
---|---|---|---|
767625 | 07/13/2023 | Public |
PCI Express Capability Structure (DEVICESTS_0_2_0_PCI) – Offset 7A
PCI Express Capability Structure
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
15:6 | 0x0 | RSV | RESERVED (Reserved_0) The field 'Reserved' in register 'PCI Express Capability Structure' does not have a description in the BXML |
5 | 0x0 | RO | Transactions Pending (TP) When Set, this bit indicates that the Function has issued Non-Posted Requests that have not been completed.A Function reports this bit is cleared only when all outstanding Non-Posted Requests have completed or have been terminated by the Completion Timeout mechanism. This bit must also be cleared upon the completion of an FLR. |
4 | 0x0 | RO | Aux Power Detected (APD) Functions that require Aux power report this bit as Set if Aux power is detected by the Function. Hardwired to 0b, the integrated graphics device does not require Aux power. |
3 | 0x0 | RO | Unsupported Request Detected (URD) This bit indicates the Function received an Unsupported Request.Hardwired to 0b, the Root Complex Integrated Endpoint graphics device does not use the PCI Express error reporting mechanism. |
2 | 0x0 | RW/V | Fatal Error Detected (FED) This bit indicates status of fatal errors detected. Errors are logged in this register regardless of whether error reporting is enabled or not in the Device Control Register. |
1 | 0x0 | RW/V | Non-Fatal Error Detected (NFED) This bit indicates status of non fatal errors detected. Errors are logged in this register regardless of whether error reporting is enabled or not in the Device Control Register. |
0 | 0x0 | RW/V | Correctable Error Detected (CED) This bit indicates status of correctable errors detected. |