From 4f4b8ef4ea988d323c5f8c2498e17a023958e1a8 Mon Sep 17 00:00:00 2001
From: Wentong Wu <wentong.wu@intel.com>
Date: Fri, 31 Jan 2020 22:49:25 +0800
Subject: [PATCH] tracing: add TRACING_TEST Kconfig option

Add Kconfig option TRACING_TEST which can be used to
customize tracing packet format (currently supporting
string format and data format) for testing purpose.

Signed-off-by: Wentong Wu <wentong.wu@intel.com>
---
 include/debug/tracing.h                     |  3 ++
 subsys/debug/Kconfig                        |  7 ++++
 subsys/debug/tracing/include/tracing_test.h | 39 +++++++++++++++++++++
 3 files changed, 49 insertions(+)
 create mode 100644 subsys/debug/tracing/include/tracing_test.h

diff --git a/include/debug/tracing.h b/include/debug/tracing.h
index 124cd6aece6..5425aafbe44 100644
--- a/include/debug/tracing.h
+++ b/include/debug/tracing.h
@@ -27,6 +27,9 @@
 #elif defined CONFIG_TRACING_CTF
 #include "tracing_ctf.h"
 
+#elif defined CONFIG_TRACING_TEST
+#include "tracing_test.h"
+
 #else
 
 /**
diff --git a/subsys/debug/Kconfig b/subsys/debug/Kconfig
index 1b0460ff9a6..ed6c2b68454 100644
--- a/subsys/debug/Kconfig
+++ b/subsys/debug/Kconfig
@@ -448,6 +448,13 @@ config TRACING_CTF_TIMESTAMP
 	  Timestamp prefix will be added to the beginning of CTF
 	  event internally.
 
+config TRACING_TEST
+	bool "Tracing for test usage"
+	depends on TRACING
+	help
+	  Enable tracing for testing kinds of format purpose. It must
+	  implement the tracing hooks defined in tracing_test.h
+
 
 source "subsys/debug/Kconfig.segger"
 
diff --git a/subsys/debug/tracing/include/tracing_test.h b/subsys/debug/tracing/include/tracing_test.h
new file mode 100644
index 00000000000..840bd709ef9
--- /dev/null
+++ b/subsys/debug/tracing/include/tracing_test.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2019 Intel Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef _TRACE_TEST_H
+#define _TRACE_TEST_H
+
+#include <kernel.h>
+#include <kernel_structs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void sys_trace_thread_switched_out(void);
+void sys_trace_thread_switched_in(void);
+void sys_trace_thread_priority_set(struct k_thread *thread);
+void sys_trace_thread_create(struct k_thread *thread);
+void sys_trace_thread_abort(struct k_thread *thread);
+void sys_trace_thread_suspend(struct k_thread *thread);
+void sys_trace_thread_resume(struct k_thread *thread);
+void sys_trace_thread_ready(struct k_thread *thread);
+void sys_trace_thread_pend(struct k_thread *thread);
+void sys_trace_thread_info(struct k_thread *thread);
+void sys_trace_thread_name_set(struct k_thread *thread);
+void sys_trace_isr_enter(void);
+void sys_trace_isr_exit(void);
+void sys_trace_isr_exit_to_scheduler(void);
+void sys_trace_idle(void);
+void sys_trace_void(unsigned int id);
+void sys_trace_end_call(unsigned int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif