remain the old handler to keep forward compatibility

1 files changed, 8 insertions, 0 deletions

diff --git a/include/rtthread.h b/include/rtthread.h
index 53111b8465..dbe48b492e 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -427,6 +427,14 @@ void rt_module_unload_sethook(void (*hook)(rt_module_t module));
  */
 typedef void (*rt_isr_handler_t)(int vector, void *param);
 
+struct rt_irq_desc {
+	char irq_name[RT_NAME_MAX];
+	rt_isr_handler_t isr_handle;
+	void *param;
+	rt_uint32_t interrupt_cnt;
+};
+
+
 /*
  * rt_interrupt_enter and rt_interrupt_leave only can be called by BSP
  */