Add scancode reading capability to TTY

diff --git a/test/scancodes/test-scancodes.c b/test/scancodes/test-scancodes.c
index e03cd05b092ecc0019583f1f8b47683d9ff75abe..1ca9179092ce584ddcf9ad47aa45fb126464ad3f 100644 (file)
--- a/test/scancodes/test-scancodes.c
+++ b/test/scancodes/test-scancodes.c
@@ -400,6 +400,10 @@ static int testscancodes(int fd)
 
 int main(void)
 {
+       printf("try out some keys to find out whether SCANCODES works\n");
+       printf("press CTRL+C to end this test\n");
+       printf("please note that this test only works from a console tty\n");
+
        /* perform test using stdin */
        if (testscancodes(STDIN_FILENO) < 0)
                return -1;