| Min version | Vista SP1 |
|---|---|
| Max version | Vista SP2 |
| x86 offset offset:bitpos | Field Name |
| 0x0000:0x00 | uint64_t PortType |
| 0x0000 | uint64_t ValidBits |
| 0x0000:0x01 | uint64_t Version |
| 0x0000:0x02 | uint64_t CommandStatus |
| 0x0000:0x03 | uint64_t DeviceId |
| 0x0000:0x04 | uint64_t DeviceSerialNumber |
| 0x0000:0x05 | uint64_t BridgeControlStatus |
| 0x0000:0x06 | uint64_t ExpressCapability |
| 0x0000:0x07 | uint64_t AerInfo |
| 0x0000:0x08 | uint64_t Reserved |