Merge pull request #5099 from mysterywolf/fatfs

[fatfs] 修改互斥保护超时时间, 并将超时时间改为Kconfig可配置

Author: BernardXiong

components/dfs/Kconfig

@@ -122,6 +122,12 @@ if RT_USING_DFS
         config RT_DFS_ELM_REENTRANT
             bool "Enable the reentrancy (thread safe) of the FatFs module"
             default y
+
+        config RT_DFS_ELM_MUTEX_TIMEOUT
+            int "Timeout of thread-safe protection mutex"
+            range 0 1000000
+            default 3000
+            depends on RT_DFS_ELM_REENTRANT
         endmenu
     endif
 

components/dfs/filesystems/.ignore_format.yml

@@ -0,0 +1,4 @@
+# files format check exclude path, please follow the instructions below to modify;
+
+dir_path:
+- elmfat

components/dfs/filesystems/elmfat/dfs_elm.c

@@ -945,7 +945,7 @@ DWORD get_fattime(void)
 {
     DWORD fat_time = 0;
 
-#ifdef RT_LIBC_USING_TIME
+#if defined(RT_LIBC_USING_TIME) || defined(RT_USING_LIBC)
     time_t now;
     struct tm *p_tm;
     struct tm tm_now;
@@ -968,7 +968,7 @@ DWORD get_fattime(void)
                (DWORD)tm_now.tm_hour        << 11 |
                (DWORD)tm_now.tm_min         <<  5 |
                (DWORD)tm_now.tm_sec / 2 ;
-#endif /* RT_USING_LIBC  */
+#endif /* defined(RT_LIBC_USING_TIME) || defined(RT_USING_LIBC) */
 
     return fat_time;
 }

components/dfs/filesystems/elmfat/ffconf.h

@@ -295,12 +295,16 @@
 /      lock control is independent of re-entrancy. */
 
 /* #include <somertos.h>	// O/S definitions */
+#include <rtdef.h>
 #ifdef RT_DFS_ELM_REENTRANT
 #define FF_FS_REENTRANT	1		/* 0 or 1 */
 #else
 #define FF_FS_REENTRANT	0		/* 0:Disable or 1:Enable */
 #endif
-#define FF_FS_TIMEOUT	1000
+#ifndef RT_DFS_ELM_MUTEX_TIMEOUT
+#define RT_DFS_ELM_MUTEX_TIMEOUT    3000
+#endif
+#define FF_FS_TIMEOUT	RT_DFS_ELM_MUTEX_TIMEOUT
 #define FF_SYNC_t		rt_mutex_t
 /* The option FF_FS_REENTRANT switches the re-entrancy (thread safe) of the FatFs
 /  module itself. Note that regardless of this option, file access to different