L1 PM Substates Extended Capability Header Register @0x900
L1 PM Substates Extended Capability Header Register.
| Bits | SW | Name | Description | Reset |
|---|---|---|---|---|
| 15:0 | R | PCI Express Extended Capability ID [PECID] | This field is hardwired to the Capability ID assigned by PCI SIG to the L1 PM Substates Extended Capability Structure (001E hex). | 0x01e |
| 19:16 | R | Capability Version [CV] | Specifies the SIG assigned value for the version of the capability structure. This field is set by default to 1, but can be modified from the local management bus. | 0x01 |
| 31:20 | R | Next Capability Offset [NCO] | Indicates offset to the next PCI Express capability structure. The default next pointer value is dynamic and is dependent on whether the strap or LMI bits are set. | 12'h910 |