将“龙芯1c库”中硬件定时器相关接口移植到RT-Thread

1 files changed, 69 insertions, 0 deletions

diff --git a/bsp/ls1cdev/libraries/ls1c_timer.h b/bsp/ls1cdev/libraries/ls1c_timer.h
new file mode 100644
index 0000000000..df38c705f5
--- /dev/null
+++ b/bsp/ls1cdev/libraries/ls1c_timer.h
@@ -0,0 +1,69 @@
+// Ӳ����ʱ��ͷ�ļ�
+
+
+#ifndef __OPENLOONGSON_TIMER_H
+#define __OPENLOONGSON_TIMER_H
+
+
+#include "ls1c_public.h"
+
+
+// Ӳ����ʱ��
+typedef enum
+{
+    TIMER_PWM0,                     // PWM0����Ӳ����ʱ��
+    TIMER_PWM1,                     // PWM1����Ӳ����ʱ��
+    TIMER_PWM2,                     // PWM2����Ӳ����ʱ��
+    TIMER_PWM3                      // PWM3����Ӳ����ʱ��
+}ls1c_timer_t;
+
+
+// Ӳ����ʱ����Ϣ
+typedef struct
+{
+    ls1c_timer_t timer;                  // Ӳ����ʱ��
+    unsigned long time_ns;          // ��ʱʱ��
+}timer_info_t;
+
+
+
+/*
+ * ��ʼ����ʱ��������ʼ��ʱ
+ * @timer_info ��ʱ���Ͷ�ʱʱ����Ϣ
+ */
+void timer_init(timer_info_t *timer_info);
+
+
+/*
+ * �ж�ָ����ʱ���Ƿ�ʱ
+ * @timer_info ��ʱ��
+ * @ret TRUE or FALSE
+ */
+BOOL timer_is_time_out(timer_info_t *timer_info);
+
+
+/*
+ * ֹͣ��ʱ��
+ * @timer_info ��ʱ��
+ */
+void timer_stop(timer_info_t *timer_info);
+
+
+
+/*
+ * ��ȡ��ʱ���ӳ�ʼ�������ڵ�ʱ��(ʵ�ּ�ʱ����)����λns
+ * @timer_info Ӳ����ʱ��
+ * @ret ʱ�䣬��λns
+ */
+unsigned long timer_get_time_ns(timer_info_t *timer_info);
+
+
+/*
+ * ��ӡtimer��ؼĴ�����ֵ
+ * @timer_info Ӳ����ʱ��
+ */
+void timer_print_regs(timer_info_t *timer_info);
+
+
+#endif
+