Intel® Core™ Ultra 200H and 200U Series Processors SOC I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 844346 | 01/29/2025 | 001 | Public |
PCI Command and Status (CNVI_WIFI_PCI_COM_STAT) – Offset 4
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31 | 0h | RW/1C | Detect PAR Error (DET_PAR_ERR) Detected Parity Error |
| 30 | 0h | RW/1C | Signal System Error (SIG_SYS_ERR) Signaled System Error |
| 29 | 0h | RW/1C | Record MAS Abort (REC_MAS_ABRT) Received Master Abort |
| 28 | 0h | RW/1C | Record Target Abort (REC_TAR_ABRT) Received Target Abort |
| 27 | 0h | RW/1C | Signal Target Abort (SIG_TAR_ABRT) Signaled Target Abort (Kedron hardwired to 0) |
| 26:25 | 0h | RO | DEVSEL TIMING (DEVSEL_TIMING) DEVSEL Timing, does not apply to PCI Express HARDWIRED |
| 24 | 0h | RW/1C | MAS DATA PAR ER (MAS_DATA_PAR_ER) Master Data Parity Error |
| 23 | 0h | RO | FAST BTB TCAP (FAST_BTB_TCAP) Fast Back-to-Back Transaction Capable, does not apply to PCI Express HARDWIRED |
| 22 | 0h | RO | Reserved |
| 21 | 0h | RO | OLF Frequency Capability (OLF_FREQ_CAP) 66 MHz Capable, does not apply to PCI Express HARDWIRED |
| 20 | 1h | RO | Capability List (CAP_LST) Capability List, must be set to 1 |
| 19 | 0h | RO | INTRPT STS (INTRPT_STS) Interrupt status, reflects the state of the interrupt in the device |
| 18:11 | 0h | RO | Reserved |
| 10 | 0h | RW | INTRPT DIS (INTRPT_DIS) Interrupt Disable, controls the ability of the device to generate legacy interrupt messages |
| 9 | 0h | RO | FAST BTB TNSCEN (FAST_BTB_TNSCEN) Fast Back-to-Back Transaction Enable, does not apply to PCI Express HARDWIRED |
| 8 | 0h | RW | SERR Enable (SERR_EN) SERR Enable, when set 1, the device can drive the SERR# line |
| 7 | 0h | RO | IDSEL STEP W CY (IDSEL_STEP_W_CY) IDSEL Stepping/Wait Cycle Control, does not apply to PCI Express HARDWIRED |
| 6 | 0h | RW | PAR Error (PAR_ERR) Parity Error Enable |
| 5 | 0h | RO | VGA PALT SNOOP (VGA_PALT_SNOOP) VGA Palette Snoop, does not apply to PCI Express HARDWIRED |
| 4 | 0h | RO | Memory Write Invalid (MEM_WR_INVALD) Memory Write and Invalidate, does not apply to PCI Express HARDWIRED |
| 3 | 0h | RO | SPEC CYC Enable (SPEC_CYC_ENB) Special Cycle Enable, does not apply to PCI Express HARDWIRED |
| 2 | 0h | RW | BUS MAS (BUS_MAS) Bus Master Enable |
| 1 | 0h | RW | Memory SP Access (MEM_SP_ACC) Memory Space access enable |
| 0 | 0h | RO | IO Space Access Enable [0] (IO_SPC_AC_EN_0) IO Space access enable |