1 files changed, 67 insertions, 0 deletions
diff --git a/testsuites/validation/tx-io-relax.c b/testsuites/validation/tx-io-relax.c
new file mode 100644
index 0000000000..30cc097b3a
--- /dev/null
+++ b/testsuites/validation/tx-io-relax.c
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup RTEMSTestSuitesValidation
+ *
+ * @brief This source file contains the implementation of SetIORelaxHandler().
+ */
+
+/*
+ * Copyright (C) 2021 embedded brains GmbH & Co. KG
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "tx-support.h"
+
+void __real__IO_Relax( void );
+
+void __wrap__IO_Relax( void );
+
+static void ( *io_relax_handler )( void * );
+
+static void *io_relax_arg;
+
+void __wrap__IO_Relax( void )
+{
+  void ( *handler )( void * );
+
+  handler = io_relax_handler;
+
+  if ( handler != NULL ) {
+    ( *handler )( io_relax_arg );
+  }
+
+  __real__IO_Relax();
+}
+
+void SetIORelaxHandler( void ( *handler )( void * ), void *arg )
+{
+  io_relax_handler = handler;
+  io_relax_arg = arg;
+}