SLLSE76Q March 2011 – March 2024 TUSB7320 , TUSB7340
PRODUCTION DATA
This register indicates that the Supported Protocol Capability is for USB 3.0.
xHCI Extended Capabilities Base register offset:20h
Register type: Read-Only
Default value: 0300 0002h
Bit No. | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
Reset State | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit No. | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reset State | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
BIT | FIELD NAME | ACCESS | DESCRIPTION |
---|---|---|---|
31:24 | MAJOR_REV | r | Major Revision. This field is 03h, because this Supported Protocol Capability is for release 3.0 of the USB specification. |
23:16 | MINOR_REV | r | Minor Revision. This field is 00h, because this Supported Protocol Capability is for release 3.0 of the USB specification. |
15:8 | NEXT_CAP | r | Next Capability Pointer. This field is 00h, indicating that this is the last capability. |
7:0 | CAPABILITY_ID | r | Capability ID. This field is 02h, identifying this capability as a Supported Protocol Capability. |