Zynq UltraScale+ Devices Register Reference > Module Summary > PCIE_ATTRIB Module > ATTR_63 (PCIE_ATTRIB) Register
Register Name | ATTR_63 |
---|---|
Relative Address | 0x00000000FC |
Absolute Address | 0x00FD4800FC (PCIE_ATTRIB) |
Width | 32 |
Type | rwNormal read/write |
Reset Value | 0x00000001 |
Description | ATTR_63 |
This register should only be written to during reset of the PCIe block
Field Name | Bits | Type | Reset Value | Description |
---|---|---|---|---|
attr_rbar_num | 6:4 | rwNormal read/write | 0x0 | The number of Resizable BARs in the cap structure. The value is transferred to the Resizable BAR Control Register(0) [7:5]. |
attr_rbar_cap_version | 3:0 | rwNormal read/write | 0x1 | The version of Resizable BAR Capability followed. The value is transferred to the Resizable BAR Capabilities Register[19:16]. |