add devfs initialization in application.c

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1034 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/mini2440/application.c

@@ -71,6 +71,17 @@ void rt_init_thread_entry(void* parameter)
 		else
 			rt_kprintf("File System initialzation failed!\n");
 #endif
+
+#if defined(RT_USING_DFS_DEVFS)
+		devfs_init();
+		if (dfs_mount(RT_NULL, "/dev", "devfs", 0, 0) == 0)
+			rt_kprintf("Device File System initialized!\n");
+		else
+			rt_kprintf("Device File System initialzation failed!\n");
+
+		/* init libc */
+		libc_system_init("uart0");
+#endif
 	}
 #endif
 

bsp/mini2440/board.c

@@ -148,8 +148,10 @@ void rt_hw_board_init()
 	/* initialize uart */
 	rt_hw_uart_init();
 
+#ifdef RT_USING_RTGUI
 	/* init virtual keypad */
 	rt_hw_key_init();
+#endif
 
 	/* initialize mmu */
 	rt_hw_mmu_init();

bsp/mini2440/rtconfig.py

@@ -9,6 +9,7 @@ RT_USING_DFS_ELMFAT = False
 RT_USING_DFS_YAFFS2 = False
 RT_USING_DFS_NFS    = False
 RT_USING_DFS_ROMFS  = False
+RT_USING_DFS_DEVFS  = False
 RT_USING_LWIP       = False
 RT_USING_WEBSERVER  = False
 RT_USING_RTGUI      = False
@@ -51,6 +52,8 @@ if rtconfig_ns.has_key('RT_USING_DFS'):
         RT_USING_DFS_NFS    = True
     if rtconfig_ns.has_key('RT_USING_DFS_ROMFS'):
         RT_USING_DFS_ROMFS    = True
+    if rtconfig_ns.has_key('RT_USING_DFS_DEVFS'):
+        RT_USING_DFS_DEVFS    = True
 
 # lwip options
 if rtconfig_ns.has_key('RT_USING_LWIP'):