1.修改文件系统变只读后重新remount

2.删除不需要用到的sf api

code/application/source/cardv/SrcCode/System/SysStrg_Exe.c

@@ -719,9 +719,6 @@ INT32 System_OnStrgInsert(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
 	} else {
 		System_SetState(SYS_STATE_CARD, CARD_INSERTED);
 		DBG_IND("Card inserted\r\n");
-		#if HUNTING_CAMERA_MCU == ENABLE
-		sf_check_card_full();
-		#endif
 	}
 	return NVTEVT_CONSUME;
 }
@@ -846,11 +843,15 @@ INT32 System_OnStrgAttach(VControl *pCtrl, UINT32 paramNum, UINT32 *paramArray)
 
 	switch (result) {
 	case FST_STA_OK:
-#if (USE_DCF == ENABLE)
+        printf("read only = %llu\n", FileSys_GetDiskInfoEx('A', FST_INFO_IS_READ_ONLY));
+        if(FileSys_GetDiskInfoEx('A', FST_INFO_IS_READ_ONLY)){
+            system("mount -t vfat /dev/mmcblk0 /mnt/sd/ -o remount,rw");
+          }
+//#if (USE_DCF == ENABLE)
 //		if (!UI_GetData(FL_IsCopyToCarding)) {
 			DCF_ScanObj();
 //		}
-#endif
+//#endif
 		//FileSys_GetDiskInfo(FST_INFO_DISK_SIZE);
 		System_SetState(SYS_STATE_FS, FS_INIT_OK);