fifo 支持水位监测和溢出次数统计

2026-07-20 10:53:37 +08:00
parent 065420db36
commit 6d57f4f1ce
3 changed files with 26 additions and 3 deletions
@@ -13,7 +13,12 @@
 #include <os_macros.h>
 #endif /*INCLUDED_OS_MACROS_H*/

+/* ------------------------------------------------------------------------------------------------------------------ */
+/*  */

+#ifndef OS_CFG_FIFO_DEBUG_ENABLE
+#define OS_CFG_FIFO_DEBUG_ENABLE 1
+#endif

 /* ==================================================================================================== */
 /* 类型 */
@@ -24,6 +29,11 @@ typedef struct fifo_t{
    os_size_t buffer_size;
    volatile os_size_t write_idx;
    volatile os_size_t read_idx;
+#if defined(OS_CFG_FIFO_DEBUG_ENABLE) && (OS_CFG_FIFO_DEBUG_ENABLE==1)
+    volatile os_size_t high_water;  /* 顶峰时期使用的字节数 */
+    volatile os_size_t overflow_count;    /* 请求遇到溢出的次数 */
+#endif
+
 }fifo_t;

 #define FIFO_INVALID_POS ((os_size_t)(-1u))