* [PATCH 1/1] cmd: conitrace: increase wait for next key
@ 2020-12-26 23:12 Heinrich Schuchardt
0 siblings, 0 replies; only message in thread
From: Heinrich Schuchardt @ 2020-12-26 23:12 UTC (permalink / raw)
To: u-boot
At 9600 baud or less a 1 ms wait it too short to detect the end of an
escape sequence.
Increase the wait duration to 10 ms which will work down to 1200 baud.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
cmd/conitrace.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/cmd/conitrace.c b/cmd/conitrace.c
index 811f5c68a9..d50f3bf3cc 100644
--- a/cmd/conitrace.c
+++ b/cmd/conitrace.c
@@ -30,8 +30,8 @@ static int do_conitrace(struct cmd_tbl *cmdtp, int flag, int argc,
printf("%02x ", c);
first = false;
- /* 1 ms delay - serves to detect separate keystrokes */
- udelay(1000);
+ /* 10 ms delay - serves to detect separate keystrokes */
+ udelay(10000);
if (!tstc()) {
printf("\n");
first = true;
--
2.29.2
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2020-12-26 23:12 [PATCH 1/1] cmd: conitrace: increase wait for next key Heinrich Schuchardt
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