Merge pull request #1044 from LudwigOrtmann/issue_715

tests: fix test_hwtimer_spin

tests/test_hwtimer_spin/main.c

 /*
- * Copyright (C) 2013 Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
+ * Copyright (C) 2014 Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
  *
  * This file is subject to the terms and conditions of the GNU Lesser General
  * Public License. See the file LICENSE in the top level directory for more
@@ -29,10 +29,10 @@
 
 int main(void)
 {
-    printf("when the race condition is hit, hwtimer will wait a very very long time...\n");
+    puts("This is just a functionality test for hwtimer_spin.");
 
     while (1) {
-        for (unsigned long i = 256; i; i = i >> 1) {
+        for (unsigned long i = 6; i > 0; i--) {
             printf("wait %lu\n", i);
             hwtimer_wait(i);
         }

tests/test_hwtimer_wait/Makefile

+export PROJECT = test_hwtimer_wait
+include ../Makefile.tests_common
+
+DISABLE_MODULE += auto_init
+
+include $(RIOTBASE)/Makefile.include

tests/test_hwtimer_wait/main.c

+/*
+ * Copyright (C) 2014 Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser General
+ * Public License. See the file LICENSE in the top level directory for more
+ * details.
+ */
+
+/**
+ * @ingroup tests
+ * @{
+ *
+ * @file
+ * @brief Hwtimer test application
+ *
+ * @author      Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
+ *
+ * @}
+ */
+
+#include <stdio.h>
+#include <limits.h>
+#include <stdlib.h>
+
+#include "board_uart0.h"
+#include "posix_io.h"
+#include "hwtimer.h"
+#include "thread.h"
+
+int main(void)
+{
+    puts("This is a regression test for a race condition in hwtimer_wait.");
+    puts("When the race condition is hit, the timer will wait for a very very long time...");
+
+    while (1) {
+        for (unsigned long i = 256; i; i = i >> 1) {
+            printf("wait %lu\n", i);
+            hwtimer_wait(i);
+        }
+    }
+}