readjtaguart - 2022.1 English

Vitis Unified Software Platform Documentation: Embedded Software Development (UG1400)

Document ID

UG1400

Release Date

2022-04-26

Version

2022.1 English

Start/stop reading from JTAG UART.

readjtaguart [options]

Start/stop reading from the Arm DCC or MDM UART TX interface. The JTAG UART output can be printed on stdout or redirected to a file.

Option	Description
`-start`	Start reading the JTAG UART output.
`-stop`	Stop reading the JTAG UART output.
`-handle <file-handle>`	Specify the file handle to which the data should be redirected. If no file handle is given, data is printed on stdout.

Select an MDM or Arm processor target before running this command.
While running a script in non-interactive mode, the output from JTAG UART cannot be written to the log until "readjtaguart -stop" is used.

Nothing, if successful. Error string, if data cannot be read from the JTAG UART.

readjtaguart

Start reading from the JTAG UART and print the output on stdout.

set fp [open test.log w]; readjtaguart -start -handle $fp

Start reading from the JTAG UART and print the output to test.log.

readjtaguart -stop

Stop reading from the JTAG UART.