Browse Source

[fix]避免字符设备特殊控制指令和通用控制指令冲突

jonas 2 years ago
parent
commit
aaba21c938
1 changed files with 1 additions and 1 deletions
  1. 1 1
      include/rtdef.h

+ 1 - 1
include/rtdef.h

@@ -1187,7 +1187,7 @@ enum rt_device_class_type
 /**
  * device control
  */
-#define RT_DEVICE_CTRL_BASE(Type)        (RT_Device_Class_##Type * 0x100)
+#define RT_DEVICE_CTRL_BASE(Type)        ((RT_Device_Class_##Type + 1) * 0x100)
 
 /**
  * special device commands