Root Status Register @0xe0
This register controls and identifies PCI Express Root Complex specific parameters.
| Bits | SW | Name | Description | Reset |
|---|---|---|---|---|
| 15:0 | R | PME Requester ID [PMERID] | This field can be written from the APB bus by setting [21] bit high of the pcie_mgmt_APB_ADDR during a local management register write. | 0x0 |
| 16 | R/WOCLR | PME Status [PMES] | This field is not set by the Controller but can be cleared by writing a 1 from the local management APB bus. This field can be written from the APB bus by setting [21] bit high of the pcie_mgmt_APB_ADDR during a local management register write. | 0x0 |
| 17 | R | PME Pending [PMEP] | This field can be written from the APB bus by setting [21] bit high of the pcie_mgmt_APB_ADDR during a local management register write. | 0x0 |
| 31:18 | R | Reserved [R18] | Reserved | 0x0 |