From bb2ee6c34011491fed5571bf77a3e01768434e2e Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Wed, 12 May 2021 10:55:49 +0200
Subject: tx-support

---
 testsuites/validation/tx-support.c | 44 ++++++++++++++++++++++++++++++++++++++
 testsuites/validation/tx-support.h |  8 +++++++
 2 files changed, 52 insertions(+)

diff --git a/testsuites/validation/tx-support.c b/testsuites/validation/tx-support.c
index 2601e46f16..2820a8c6d1 100644
--- a/testsuites/validation/tx-support.c
+++ b/testsuites/validation/tx-support.c
@@ -283,6 +283,50 @@ void Yield( void )
   T_quiet_rsc_success( sc );
 }
 
+rtems_id CreateMutex( void )
+{
+  rtems_status_code sc;
+  rtems_id          id;
+
+  id = INVALID_ID;
+  sc = rtems_semaphore_create(
+    rtems_build_name( 'M', 'U', 'T', 'X' ),
+    1,
+    RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_INHERIT_PRIORITY,
+    0,
+    &id
+  );
+  T_rsc_success( sc );
+
+  return id;
+}
+
+void DeleteMutex( rtems_id id )
+{
+  if ( id != INVALID_ID ) {
+    rtems_status_code sc;
+
+    sc = rtems_semaphore_delete( id );
+    T_rsc_success( sc );
+  }
+}
+
+void ObtainMutex( rtems_id id )
+{
+  rtems_status_code sc;
+
+  sc = rtems_semaphore_obtain( id, RTEMS_WAIT, RTEMS_NO_TIMEOUT );
+  T_rsc_success( sc );
+}
+
+void ReleaseMutex( rtems_id id )
+{
+  rtems_status_code sc;
+
+  sc = rtems_semaphore_release( id );
+  T_rsc_success( sc );
+}
+
 void RestoreRunnerASR( void )
 {
   rtems_status_code sc;
diff --git a/testsuites/validation/tx-support.h b/testsuites/validation/tx-support.h
index 3cc28dcfa0..530606dc34 100644
--- a/testsuites/validation/tx-support.h
+++ b/testsuites/validation/tx-support.h
@@ -147,6 +147,14 @@ void SetSelfAffinityAll( void );
 
 void Yield( void );
 
+rtems_id CreateMutex( void );
+
+void DeleteMutex( rtems_id id );
+
+void ObtainMutex( rtems_id id );
+
+void ReleaseMutex( rtems_id id );
+
 void RestoreRunnerASR( void );
 
 void RestoreRunnerMode( void );
-- 
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