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-rw-r--r--fw/fe310/eos/timer.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/fw/fe310/eos/timer.h b/fw/fe310/eos/timer.h
new file mode 100644
index 0000000..99ffa7a
--- /dev/null
+++ b/fw/fe310/eos/timer.h
@@ -0,0 +1,23 @@
+#include <stdint.h>
+
+#define EOS_TIMER_ETYPE_UI 1
+#define EOS_TIMER_ETYPE_ECP 2
+#define EOS_TIMER_ETYPE_USER 4
+
+#define EOS_TIMER_MAX_ETYPE 4
+
+#define EOS_TIMER_NONE 0xffffffff
+#define EOS_TIMER_RTC_FREQ 32768
+
+typedef void (*eos_timer_handler_t) (unsigned char);
+
+void eos_timer_init(void);
+void eos_timer_set_handler(unsigned char evt, eos_timer_handler_t handler);
+
+uint32_t eos_timer_get(unsigned char evt);
+void eos_timer_set(uint32_t msec, unsigned char evt);
+void eos_timer_clear(unsigned char evt);
+
+void eos_time_sleep(uint32_t msec);
+uint64_t eos_time_get_tick(void);
+uint32_t eos_time_since(uint32_t start);