Intel® Core™ Ultra Processors for H-series and U-series Platforms SOC I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 795260 | 12/14/2023 | 001 | Public |
Link x Capabilities (LCAP1) – Offset c80
This register identifies the specific link associated capabilities.
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:28 | 0h | RO/V | Audio Link Type (ALT) Indicates which Link Type this link belongs to.0001-1111 = Reserved0000 = Intel HD Audio LinkFor HD-A link, hardcoded to 0h- for iDisp-A link, MSB 3 bits hardcoded to 000b, with LSB mirrored from HDAHWI0.IDALALT bit. |
| 27:26 | 0h | RO | Reserved (RSVD1) This is a Reserved Register |
| 25:24 | 0h | RO | Number of Serial Data Out Signals (NSDO) 00b indicates that the Intel HD Audio controller supports one Serial Data Output signal. |
| 23:6 | 0h | RO | Reserved (RSVD2) This is a Reserved Register |
| 5 | 0h | RO/V | 192 MHz Supported (S192) Indicates 192 MHz clock is supported.For HD-A link, hardcoded to 0b, for iDisp-A link, mirrored from HDAHWI0.IDALS192 bit. |
| 4 | 0h | RO/V | 96 MHz Supported (S96) Indicates 96 MHz clock is supported.For HD-A link, hardcoded to 0b, for iDisp-A link, mirrored from HDAHWI0.IDALS96 bit. |
| 3 | 0h | RO/V | 48 MHz Supported (S48) Indicates 48 MHz clock is supported.For HD-A link, hardcoded to 0b, for iDisp-A link, mirrored from HDAHWI0.IDALS48 bit. |
| 2 | 1h | RO | 24 MHz Supported (S24) Indicates 24 MHz clock is supported. |
| 1 | 1h | RO | 12 MHz Supported (S12) Indicates 12 MHz clock is supported. |
| 0 | 1h | RO | 6 MHz Supported (S6) Indicates 6 MHz clock is supported. |