Intel® 800 Series Chipset Family Platform Controller Hub (PCH), Volume 2
ID | Date | Version | Classification |
---|---|---|---|
834576 | 10/10/2024 | 001 | Public |
Global Capabilities (GCAP) – Offset 0
This register indicates the capabilities of the controller.
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
15:12 | 9h | RO/V | Number of Output Streams Supported (OSS) Indicates the number of output streams that the Intel HD Audio controller supports. |
11:8 | ah | RO/V | Number of Input Streams Supported (ISS) Indicates the number of input streams that the Intel HD Audio controller supports. |
7:3 | 0h | RO | Number of Bidirectional Streams Supported (BSS) 00000b indicates that the Intel HD Audio controller supports 0 bidirectional streams. |
2:1 | 0h | RO | Number of Serial Data Out Signals (NSDO) 00b indicates that the Intel HD Audio controller supports one Serial Data Output signal.For the case of multiple link segments is supported, this field indicates the number of SDO signals for the link with the least number of SDOs i.e. the link with the lowest LCAPx.LNSDO. |
0 | 1h | RO | 64 Bit Address Supported (OK64) A 1 indicates that the Intel HD Audio controller supports 64 bit addressing for BDL addresses, data buffer addresses, and command buffer addresses. |