12th Generation Intel® Core™ Processors Datasheet Volume 2 of 2
ID | Date | Version | Classification |
---|---|---|---|
767625 | 07/13/2023 | Public |
SuperSpeed Port Link Control (HOST_CTRL_PORT_LINK_REG) – Offset 80EC
SuperSpeed Port Link Control
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31:27 | 0x3 | RW | Force LTSSM State (FORCE_LTSSM_ST) LTSSM state to be forced |
26 | 0x0 | RW | Direct Link LTSSM State (DL_LTSSM_ST) 0: Normal operation mode |
25 | 0x0 | RW | Direct Link To U0 (DL_U0) 0: Normal operation mode |
24:21 | 0x0 | RW | Forced Compliance Pattern (FORCED_CMP_PAT) Compliance pattern to be forced to enter compliance mode |
20 | 0x0 | RW | Enable Link Partner Error Count (EN_LES_CNT) 0: Disable link partner error count |
19 | 0x0 | RW | TS Receive to Complete U1/U2/U3 Exit LFPS Handshake (TS_RCV_UX_EXIT_LFPS_HS) 1: enable TS receive to complete U1/U2/U3 exit LFPS handshake |
18 | 0x0 | RW | Enable Logic Idle Receive to Exit Polling (EN_LOGIC_TO_EXIT_POLLCONF_AND_RECCONF) 0: disable logic idle receive to exit Polling. Configuration and Recovery. |
17 | 0x1 | RW | Port Initialization Timeout Value (PORT_INTIL_TIMEOUT_VAL) This bit specifies the port initialization timeout value. |
16:15 | 0x0 | RW | PHY Low Power Latency (PHY_LP_LAT) This field defines the latency to drive the PHY to enter low power mode |
14:12 | 0x0 | RW | Link Recovery Minimum Time (LR_MIN_TM) This value defines the minimum time for the link to stay in Recovery.Active other than from U3. The granuity is 128us. |
11:9 | 0x0 | RW | Link Polling Minimum Time (LP_MIN_TM) This value defines the minimum time for the link to stay in Polling.Active and Recovery.Active from U3. The granuity is 128us. |
8 | 0x0 | RW | Force Link Accept PM Command (FORCE_LA_PMC) 0: Normal operation mode |
7 | 0x0 | RW | Direct Link Recovery U0 (DL_REC_U0) 0: Normal operation mode |
6 | 0x0 | RW | Link Fast Training Mode (LINK_FTM) 0: Normal operation mode |
5 | 0x0 | RW | Disable Link Scrambler (DIS_LINK_SCRAM) 0: Enable link scrambler |
4 | 0x0 | RW | Direct Link U3 From U0 (DL_U3_U0) 0: Normal operation mode |
3 | 0x0 | RW | Direct Link U3 From U0 (DL_U2_U0) 0: Normal operation mode |
2 | 0x0 | RW | Direct Link U3 From U0 (DL_U1_U0) 0: Normal operation mode |
1 | 0x0 | RW | Enable Link Loopback Master Mode (EN_LINK_LB_MAST) 0: Disable link loopback master mode |
0 | 0x0 | RW | Disable Link Compliance Mode (DIS_LINK_CM) 0: Enable link compliance mode |