修复RTC驱动以及libc time.c库若干问题

1 files changed, 5 insertions, 3 deletions

diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c b/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
index 75f85cfa81..b0dcb8d114 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
@@ -6,10 +6,12 @@
  * Change Logs:
  * Date         Author        Notes
  * 2018-12-04   balanceTWK    first version
- * 2020-10-14     Dozingfiretruck   Porting for stm32wbxx
+ * 2020-10-14   Dozingfiretruck Porting for stm32wbxx
+ * 2021-02-05   Meco Man      fix the problem of mixing local time and UTC time
  */
 
 #include "board.h"
+#include <sys/time.h>
 
 #ifdef BSP_USING_ONCHIP_RTC
 
@@ -54,7 +56,7 @@ static time_t get_rtc_timestamp(void)
     tm_new.tm_year = RTC_DateStruct.Year + 100;
 
     LOG_D("get rtc time.");
-    return mktime(&tm_new);
+    return timegm(&tm_new);
 }
 
 static rt_err_t set_rtc_time_stamp(time_t time_stamp)
@@ -63,7 +65,7 @@ static rt_err_t set_rtc_time_stamp(time_t time_stamp)
     RTC_DateTypeDef RTC_DateStruct = {0};
     struct tm *p_tm;
 
-    p_tm = localtime(&time_stamp);
+    p_tm = gmtime(&time_stamp);
     if (p_tm->tm_year < 100)
     {
         return -RT_ERROR;