reset_hw_axi - 2023.1 English

Vivado Design Suite Tcl Command Reference Guide (UG835)

Document ID
UG835
Release Date
2023-05-16
Version
2023.1 English

Reset hardware AXI core state.

Syntax

reset_hw_axi [‑quiet] [‑verbose] [<hw_axis>...]

Usage

Name Description
[-quiet] Ignore command errors
[-verbose] Suspend message limits during command execution
[<hw_axis>] List of hardware AXI objects.

Categories

Hardware

Description

Reset the STATUS properties of the specified hw_axi objects, or the current device.

The reset_hw_axi restores the hw_axi core on the current device to a known state from which to begin running AXI transactions. The STATUS properties include:

  • STATUS.AXI_READ_BUSY
  • STATUS.AXI_READ_DONE
  • STATUS.AXI_WRITE_BUSY
  • STATUS.AXI_WRITE_DONE
  • STATUS.BRESP - Write Response Channel Response. Indicates results of the write transfer.
  • STATUS.RRESP - Read Response Channel Response. Indicates results of the read transfer.

The command returns nothing if successful, and returns an error if it fails.

Arguments

-quiet - (Optional) Execute the command quietly, returning no messages from the command. The command also returns TCL_OK regardless of any errors encountered during execution.
Note: Any errors encountered on the command-line, while launching the command, will be returned. Only errors occurring inside the command will be trapped.
-verbose - (Optional) Temporarily override any message limits and return all messages from this command.
Note: Message limits can be defined with the set_msg_config command.

<hw_axis> - (Required) The hw_axi objects to reset. The hw_axi must be specified as an object returned by the get_hw_axis command.

Example

The following example resets the hw_axis on the current device, restoring initial settings:

reset_hw_axis [get_hw_axis]