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authorJoel Sherrill <joel.sherrill@OARcorp.com>1999-05-17 23:03:07 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>1999-05-17 23:03:07 +0000
commit5f9b3db545887fd328d006e33f1dca295584bc6f (patch)
tree59757f3f5ba22cca792f054ca09f9fbfdd697cc6 /cpukit/rtems/src/ratemoncreate.c
parentSplit the Semaphore Manager into one routine per file. (diff)
downloadrtems-5f9b3db545887fd328d006e33f1dca295584bc6f.tar.bz2
Split Rate Monotonic Manager into one routine per file.
Diffstat (limited to 'cpukit/rtems/src/ratemoncreate.c')
-rw-r--r--cpukit/rtems/src/ratemoncreate.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/cpukit/rtems/src/ratemoncreate.c b/cpukit/rtems/src/ratemoncreate.c
new file mode 100644
index 0000000000..413da155eb
--- /dev/null
+++ b/cpukit/rtems/src/ratemoncreate.c
@@ -0,0 +1,68 @@
+/*
+ * Rate Monotonic Manager
+ *
+ *
+ * COPYRIGHT (c) 1989-1998.
+ * On-Line Applications Research Corporation (OAR).
+ * Copyright assigned to U.S. Government, 1994.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+#include <rtems/system.h>
+#include <rtems/rtems/status.h>
+#include <rtems/rtems/support.h>
+#include <rtems/score/isr.h>
+#include <rtems/score/object.h>
+#include <rtems/rtems/ratemon.h>
+#include <rtems/score/thread.h>
+
+/*PAGE
+ *
+ * rtems_rate_monotonic_create
+ *
+ * This directive creates a rate monotonic timer and performs
+ * some initialization.
+ *
+ * Input parameters:
+ * name - name of period
+ * id - pointer to rate monotonic id
+ *
+ * Output parameters:
+ * id - rate monotonic id
+ * RTEMS_SUCCESSFUL - if successful
+ * error code - if unsuccessful
+ */
+
+rtems_status_code rtems_rate_monotonic_create(
+ rtems_name name,
+ Objects_Id *id
+)
+{
+ Rate_monotonic_Control *the_period;
+
+ if ( !rtems_is_name_valid( name ) )
+ return RTEMS_INVALID_NAME;
+
+ _Thread_Disable_dispatch(); /* to prevent deletion */
+
+ the_period = _Rate_monotonic_Allocate();
+
+ if ( !the_period ) {
+ _Thread_Enable_dispatch();
+ return RTEMS_TOO_MANY;
+ }
+
+ the_period->owner = _Thread_Executing;
+ the_period->state = RATE_MONOTONIC_INACTIVE;
+
+ _Objects_Open( &_Rate_monotonic_Information, &the_period->Object, &name );
+
+ *id = the_period->Object.id;
+ _Thread_Enable_dispatch();
+ return RTEMS_SUCCESSFUL;
+}