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diff --git a/user/testing/gdb-jtag.rst b/user/testing/gdb-jtag.rst new file mode 100644 index 0000000..367d1a2 --- /dev/null +++ b/user/testing/gdb-jtag.rst @@ -0,0 +1,28 @@ +.. comment SPDX-License-Identifier: CC-BY-SA-4.0 + +.. comment: Copyright (c) 2018 Chris Johns <chrisj@rtems.org> +.. comment: All rights reserved. + +GDB and JTAG +------------ +.. index:: GDB, JTAG, Testing + +GDB with JTAG provides a low level way to runs tests on hardware with limited +resources. The RTEMS Tester runs and controls an instance of GDB per test and +GDB connects via the GDB remote protocol to a GDB server that interfaces to the +JTAG port of a target. + +.. _fig-tester-gdb-jtag: + +.. figure:: ../../images/user/test-gdb-jtag.png + :width: 35% + :alt: RTEMS Tester using GDB and JTAG + :figclass: align-center + + RTEMS Tester using GDB and JTAG + +The :ref:`fig-tester-gdb-jtag` figure shows the structure of RTEMS Testing +using GDB and JTAG. The executables are built and the ``rtems-test`` command is +run from the top of the build directory. The RTEMS Tester executes the BSP +architecture's GDB and expects the user to provide a ``gdb-script`` to connect +t the JTAG GDB server. |