1 files changed, 4 insertions, 0 deletions
diff --git a/include/rtthread.h b/include/rtthread.h
index b8d4847aaf..00cfd42758 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -172,6 +172,10 @@ void* rt_malloc(rt_size_t nbytes);
 void rt_free (void *ptr);
 void* rt_realloc(void *ptr, rt_size_t nbytes);
 void *rt_calloc(rt_size_t count, rt_size_t size);
+
+void rt_memory_info(rt_uint32_t *total, 
+	rt_uint32_t *used,
+	rt_uint32_t *max_used);
 
 #ifdef RT_USING_HOOK
 void rt_malloc_sethook(void (*hook)(void *ptr, rt_uint32_t size));