Resguardo inicial

linux-7.2.3/Documentation/trace/coresight/coresight-tpdm.rst

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+.. SPDX-License-Identifier: GPL-2.0
+
+==========================================================
+Trace performance monitoring and diagnostics monitor(TPDM)
+==========================================================
+
+    :Author:   Jinlong Mao <quic_jinlmao@quicinc.com>
+    :Date:     January 2023
+
+Hardware Description
+--------------------
+TPDM - The trace performance monitoring and diagnostics monitor or TPDM in
+short serves as data collection component for various dataset types.
+The primary use case of the TPDM is to collect data from different data
+sources and send it to a TPDA for packetization, timestamping and funneling.
+
+Sysfs files and directories
+---------------------------
+Root: ``/sys/bus/coresight/devices/tpdm<N>``
+
+----
+
+:File:            ``enable_source`` (RW)
+:Notes:
+    - > 0 : enable the datasets of TPDM.
+
+    - = 0 : disable the datasets of TPDM.
+
+:Syntax:
+    ``echo 1 > enable_source``
+
+----
+
+:File:            ``integration_test`` (wo)
+:Notes:
+    Integration test will generate test data for tpdm.
+
+:Syntax:
+    ``echo value > integration_test``
+
+    value -  1 or 2.
+
+----
+
+.. This text is intentionally added to make Sphinx happy.