The cls command is broken. Previous discussion about this was at [1] and [2]. For now, add a note to the source code.
[1] https://patchwork.ozlabs.org/project/uboot/patch/ 20221022092058.106052-1-heinrich.schuchardt@canonical.com/ [2] https://patchwork.ozlabs.org/project/uboot/patch/ 20230106145243.411626-12-sjg@chromium.org/
Signed-off-by: Simon Glass sjg@chromium.org ---
cmd/cls.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/cmd/cls.c b/cmd/cls.c index 073ba5a6c86..1125a3f81bb 100644 --- a/cmd/cls.c +++ b/cmd/cls.c @@ -17,7 +17,13 @@ static int do_video_clear(struct cmd_tbl *cmdtp, int flag, int argc, { __maybe_unused struct udevice *dev;
- /* Send clear screen and home */ + /* + * Send clear screen and home + * + * FIXME(Heinrich Schuchardt xypron.glpk@gmx.de): This should go + * through an API and only be written to serial terminals, not video + * displays + */ printf(CSI "2J" CSI "1;1H"); if (IS_ENABLED(CONFIG_VIDEO_ANSI)) return 0;