Zynq UltraScale+ Devices Register Reference > Module Summary > PCIE_ATTRIB Module > ATTR_81 (PCIE_ATTRIB) Register

ATTR_81 (PCIE_ATTRIB) Register

ATTR_81 (PCIE_ATTRIB) Register Description

Register NameATTR_81
Relative Address0x0000000144
Absolute Address 0x00FD480144 (PCIE_ATTRIB)
Width32
TyperwNormal read/write
Reset Value0x00000000
DescriptionATTR_81

This register should only be written to during reset of the PCIe block

ATTR_81 (PCIE_ATTRIB) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved10rwNormal read/write0x0reserved.
attr_slot_cap_slot_power_limit_value 9:2rwNormal read/write0x0Slot Power Limit Value.
Upper limit on the power supplied to the slot (in watts) is given by multiplying this value by the value in the Slot Power Limit Scale field.
Transferred to the Slot Capabilities register.
attr_slot_cap_slot_power_limit_scale 1:0rwNormal read/write0x0Slot Power Limit Scale.
Specifies the scale used for the Slot Power Limit Value.
Valid settings are: 0h 1.0x, 1h 0.1x, 2h 0.01x, 3h 0.001x
Transferred to the Slot Capabilities register.