readjtaguart - 2021.2 English

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

Document ID
UG1400
ft:locale
English (United States)
Release Date
2021-12-15
Version
2021.2 English

Start/Stop reading from JTAG UART.

Syntax

readjtaguart [options]

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

Options

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.

Note(s)

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

Returns

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

Example(s)

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.