video: Handle the 'bell' character
This can be sent when to many characters are entered. Make sure it is
ignored and does not cause a character to be displayed.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/vidconsole-uclass.c b/drivers/video/vidconsole-uclass.c
index 3145fd8..4c0efd5 100644
--- a/drivers/video/vidconsole-uclass.c
+++ b/drivers/video/vidconsole-uclass.c
@@ -91,6 +91,9 @@
int ret;
switch (ch) {
+ case '\a':
+ /* beep */
+ break;
case '\r':
priv->xcur_frac = 0;
break;
diff --git a/test/dm/video.c b/test/dm/video.c
index be94633..4e3f9d5 100644
--- a/test/dm/video.c
+++ b/test/dm/video.c
@@ -124,7 +124,7 @@
static int dm_test_video_chars(struct unit_test_state *uts)
{
struct udevice *dev, *con;
- const char *test_string = "Well\b\b\b\bxhe is\r \n\ta very modest \bman\n\t\tand Has much to\b\bto be modest about.";
+ const char *test_string = "Well\b\b\b\bxhe is\r \n\ta very \amodest \bman\n\t\tand Has much to\b\bto be modest about.";
const char *s;
ut_assertok(uclass_get_device(UCLASS_VIDEO, 0, &dev));