适配系统适配层的更新

has_project/has_driver/v851/uart.c

@@ -3,7 +3,8 @@
 
 int uart_open(int param)
 {
-
+    printf("init uart %d\n", param);
+    return 0;
 }
 
 int uart_close(int param)
@@ -14,17 +15,25 @@ int uart_close(int param)
 
 int uart_write(int param, void *buff, unsigned int len)
 {
-    unsigned char *temp = buff;
+    (void)param;
+    (void)buff;
+    (void)len;
     return 0;
 }
 
 int uart_read(int param, void *buff, unsigned int len)
 {
+    (void)param;
+    (void)buff;
+    (void)len;
     return 0;
 }
 
 int uart_ioctl(int param, void *buff, unsigned int len)
 {
+    (void)param;
+    (void)buff;
+    (void)len;
     return 0;
 }