Revamp the documentation for the new features, including a description of
the new features and documentation for the trace command.
Signed-off-by: Simon Glass <sjg@chromium.org>
At present there are Kconfig options for tracing, but sandbox uses
plain #defines to set them. Correct this and make the tracing command
default to enabled so that this is not needed.
Signed-off-by: Simon Glass <sjg@chromium.org>
Convert README.trace to reStructured text and move it to develop/trace.rst.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>