[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/include/kernel/timer.h b/src/bsp/lk/include/kernel/timer.h
new file mode 100644
index 0000000..bd1d8af
--- /dev/null
+++ b/src/bsp/lk/include/kernel/timer.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2008-2009 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef __KERNEL_TIMER_H
+#define __KERNEL_TIMER_H
+
+#include <compiler.h>
+#include <list.h>
+#include <sys/types.h>
+
+__BEGIN_CDECLS;
+
+void timer_init(void);
+
+struct timer;
+typedef enum handler_return (*timer_callback)(struct timer *, lk_time_t now, void *arg);
+
+#define TIMER_MAGIC 'timr'
+
+typedef struct timer {
+ int magic;
+ struct list_node node;
+
+ lk_time_t scheduled_time;
+ lk_time_t periodic_time;
+
+ timer_callback callback;
+ void *arg;
+} timer_t;
+
+#define TIMER_INITIAL_VALUE(t) \
+{ \
+ .magic = TIMER_MAGIC, \
+ .node = LIST_INITIAL_CLEARED_VALUE, \
+ .scheduled_time = 0, \
+ .periodic_time = 0, \
+ .callback = NULL, \
+ .arg = NULL, \
+}
+
+/* Rules for Timers:
+ * - Timer callbacks occur from interrupt context
+ * - Timers may be programmed or canceled from interrupt or thread context
+ * - Timers may be canceled or reprogrammed from within their callback
+ * - Timers currently are dispatched from a 10ms periodic tick
+*/
+void timer_initialize(timer_t *);
+void timer_set_oneshot(timer_t *, lk_time_t delay, timer_callback, void *arg);
+void timer_set_periodic(timer_t *, lk_time_t period, timer_callback, void *arg);
+void timer_cancel(timer_t *);
+
+__END_CDECLS;
+
+#endif
+