There are many scenarios where the desire to debug an EDK application and see SDTIO output from a machine remote to the user is necessary. This Answer Record describes this process.
This requires a design that instantiates the MicroBlaze Debug Module (MDM). This works on either PPC or MicroBlaze Architecture; the flow does not currently work on the ARM processor.
On the remote machine, ensure you have the tools and cable drivers installed.
On the local machine: