ERDP_LO_3 (USB3_XHCI) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

Document ID
UG1087
Release Date
2024-03-13
Revision
1.10

ERDP_LO_3 (USB3_XHCI) Register Description

Register NameERDP_LO_3
Offset Address0x00000004D8
Absolute Address 0x00FE2004D8 (USB3_0_XHCI)
0x00FE3004D8 (USB3_1_XHCI)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x00000000
DescriptionERDP_LO
For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0.
Instance 3 of an array of 4.

ERDP_LO_3 (USB3_XHCI) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
ERD_PNTR31:4rwNormal read/write0x0ERD_PNTR
For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0.
EHB 3wtcReadable, write a 1 to clear0x0HC OS Owned SemaphoreERS_TABLE_SIZEHC BIOS Owned Semaphore
USB SMI Enable
SMI on Host System Error Enable
- SMI on OS Ownership Enable
- SMI on PCI Command Enable
- SMI on BAR Enable
- SMI on Event Interrupt
- SMI on Host System Error
- SMI on OS Ownership Change
- SMI on PCI Command
- SMI on BAR
- Compatible Port Count
- HC OS Owned Semaphore
- HC BIOS Owned Semaphore
- USB SMI Enable
- SMI on Host System Error Enable
- SMI on OS Ownership Enable
- SMI on PCI Command Enable
- SMI on BAR Enable
- SMI on Event Interrupt
- SMI on Host System Error
- SMI on OS Ownership Change
- SMI on PCI Command
- SMI on BAR
- Compatible Port Count
DESI 2:0rwNormal read/write0x0DESI
- For a description of this standard USB register field, see the eXtensible Host Controller Interface for Universal Serial Bus (USB) Specification 3.0.