[rtems commit] sptests/spsem03: New test
Sebastian Huber
sebh at rtems.org
Tue Jun 3 10:31:39 UTC 2014
Module: rtems
Branch: master
Commit: f6fc635943d85143529d7da6f5cdabf27a955d19
Changeset: http://git.rtems.org/rtems/commit/?id=f6fc635943d85143529d7da6f5cdabf27a955d19
Author: Sebastian Huber <sebastian.huber at embedded-brains.de>
Date: Tue Jun 3 12:00:53 2014 +0200
sptests/spsem03: New test
---
testsuites/sptests/Makefile.am | 1 +
testsuites/sptests/configure.ac | 1 +
testsuites/sptests/spsem03/Makefile.am | 19 ++++
testsuites/sptests/spsem03/init.c | 159 ++++++++++++++++++++++++++++++++
testsuites/sptests/spsem03/spsem03.doc | 12 +++
testsuites/sptests/spsem03/spsem03.scn | 2 +
6 files changed, 194 insertions(+), 0 deletions(-)
diff --git a/testsuites/sptests/Makefile.am b/testsuites/sptests/Makefile.am
index e55061e..a0acbc3 100644
--- a/testsuites/sptests/Makefile.am
+++ b/testsuites/sptests/Makefile.am
@@ -37,6 +37,7 @@ if HAS_SMP
else
_SUBDIRS += sp29
endif
+_SUBDIRS += spsem03
_SUBDIRS += spresource01
_SUBDIRS += spmrsp01
_SUBDIRS += spscheduler01
diff --git a/testsuites/sptests/configure.ac b/testsuites/sptests/configure.ac
index 42fb87f..d376a4f 100644
--- a/testsuites/sptests/configure.ac
+++ b/testsuites/sptests/configure.ac
@@ -40,6 +40,7 @@ AM_CONDITIONAL(HAS_SMP,test "$rtems_cv_RTEMS_SMP" = "yes")
# Explicitly list all Makefiles here
AC_CONFIG_FILES([Makefile
+spsem03/Makefile
spresource01/Makefile
spmrsp01/Makefile
spscheduler01/Makefile
diff --git a/testsuites/sptests/spsem03/Makefile.am b/testsuites/sptests/spsem03/Makefile.am
new file mode 100644
index 0000000..5c22740
--- /dev/null
+++ b/testsuites/sptests/spsem03/Makefile.am
@@ -0,0 +1,19 @@
+rtems_tests_PROGRAMS = spsem03
+spsem03_SOURCES = init.c
+
+dist_rtems_tests_DATA = spsem03.scn spsem03.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP at .cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(spsem03_OBJECTS)
+LINK_LIBS = $(spsem03_LDLIBS)
+
+spsem03$(EXEEXT): $(spsem03_OBJECTS) $(spsem03_DEPENDENCIES)
+ @rm -f spsem03$(EXEEXT)
+ $(make-exe)
+
+include $(top_srcdir)/../automake/local.am
diff --git a/testsuites/sptests/spsem03/init.c b/testsuites/sptests/spsem03/init.c
new file mode 100644
index 0000000..cf1e48b
--- /dev/null
+++ b/testsuites/sptests/spsem03/init.c
@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2014 embedded brains GmbH. All rights reserved.
+ *
+ * embedded brains GmbH
+ * Dornierstr. 4
+ * 82178 Puchheim
+ * Germany
+ * <rtems at embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifdef HAVE_CONFIG_H
+ #include "config.h"
+#endif
+
+#include "tmacros.h"
+
+const char rtems_test_name[] = "SPSEM 3";
+
+typedef struct {
+ rtems_id low;
+ rtems_id mid;
+ rtems_id high;
+ rtems_id inversion;
+ rtems_id sem_a;
+ rtems_id sem_b;
+} test_context;
+
+static test_context test_instance;
+
+static void assert_prio(rtems_id task_id, rtems_task_priority expected_prio)
+{
+ rtems_status_code sc;
+ rtems_task_priority prio;
+
+ sc = rtems_task_set_priority(task_id, RTEMS_CURRENT_PRIORITY, &prio);
+ rtems_test_assert(sc == RTEMS_SUCCESSFUL);
+ rtems_test_assert(prio == expected_prio);
+}
+
+static void create_task(rtems_id *id, rtems_task_priority prio)
+{
+ rtems_status_code sc;
+
+ sc = rtems_task_create(
+ rtems_build_name('T', 'A', 'S', 'K'),
+ prio,
+ RTEMS_MINIMUM_STACK_SIZE,
+ RTEMS_DEFAULT_MODES,
+ RTEMS_DEFAULT_ATTRIBUTES,
+ id
+ );
+ rtems_test_assert(sc == RTEMS_SUCCESSFUL);
+}
+
+static void start_task(rtems_id id, rtems_task_entry entry)
+{
+ rtems_status_code sc;
+
+ sc = rtems_task_start(id, entry, 0);
+ rtems_test_assert(sc == RTEMS_SUCCESSFUL);
+}
+
+static void create_sema(rtems_id *id)
+{
+ rtems_status_code sc;
+
+ sc = rtems_semaphore_create(
+ rtems_build_name('S', 'E', 'M', 'A'),
+ 1,
+ RTEMS_BINARY_SEMAPHORE | RTEMS_INHERIT_PRIORITY | RTEMS_PRIORITY,
+ 0,
+ id
+ );
+ rtems_test_assert(sc == RTEMS_SUCCESSFUL);
+}
+
+static void obtain_sema(rtems_id id)
+{
+ rtems_status_code sc;
+
+ sc = rtems_semaphore_obtain(id, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
+ rtems_test_assert(sc == RTEMS_SUCCESSFUL);
+}
+
+static void inversion_task(rtems_task_argument arg)
+{
+ test_context *ctx = &test_instance;
+
+ /*
+ * Here we see that the priority of the high priority task blocked on
+ * semaphore B doesn't propagate to the low priority task owning semaphore A
+ * on which the owner of semaphore B depends.
+ */
+ assert_prio(ctx->low, 3);
+ assert_prio(ctx->mid, 1);
+ assert_prio(ctx->high, 1);
+ assert_prio(ctx->inversion, 2);
+
+ TEST_END();
+ rtems_test_exit(0);
+}
+
+static void mid_task(rtems_task_argument arg)
+{
+ test_context *ctx = &test_instance;
+
+ obtain_sema(ctx->sem_b);
+ obtain_sema(ctx->sem_a);
+}
+
+static void high_task(rtems_task_argument arg)
+{
+ test_context *ctx = &test_instance;
+
+ start_task(ctx->inversion, inversion_task);
+ obtain_sema(ctx->sem_b);
+}
+
+static void Init(rtems_task_argument arg)
+{
+ test_context *ctx = &test_instance;
+
+ TEST_BEGIN();
+
+ ctx->low = rtems_task_self();
+
+ create_task(&ctx->mid, 3);
+ create_task(&ctx->high, 1);
+ create_task(&ctx->inversion, 2);
+ create_sema(&ctx->sem_a);
+ create_sema(&ctx->sem_b);
+
+ obtain_sema(ctx->sem_a);
+ start_task(ctx->mid, mid_task);
+ start_task(ctx->high, high_task);
+}
+
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+
+#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM
+
+#define CONFIGURE_MAXIMUM_TASKS 4
+#define CONFIGURE_MAXIMUM_SEMAPHORES 2
+
+#define CONFIGURE_INIT_TASK_PRIORITY 4
+#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES
+
+#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
+
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_INIT
+
+#include <rtems/confdefs.h>
diff --git a/testsuites/sptests/spsem03/spsem03.doc b/testsuites/sptests/spsem03/spsem03.doc
new file mode 100644
index 0000000..0310965
--- /dev/null
+++ b/testsuites/sptests/spsem03/spsem03.doc
@@ -0,0 +1,12 @@
+This file describes the directives and concepts tested by this test set.
+
+test set name: spsem03
+
+directives:
+
+ - rtems_semaphore_obtain()
+
+concepts:
+
+ - Demonstrate that the priority inheritance protocol doesn't propagate to
+ indirectly referenced semaphore owners.
diff --git a/testsuites/sptests/spsem03/spsem03.scn b/testsuites/sptests/spsem03/spsem03.scn
new file mode 100644
index 0000000..8ea4e86
--- /dev/null
+++ b/testsuites/sptests/spsem03/spsem03.scn
@@ -0,0 +1,2 @@
+*** BEGIN OF TEST SPSEM 3 ***
+*** END OF TEST SPSEM 3 ***
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