On 24.09.21 23:07, Marek Behún wrote:
From: Pali Rohár <p...@kernel.org>
Retrieve current terminal settings via tcgetattr(), set to raw mode with
cfmakeraw(), enable receiver via CREAD and ignore modem control lines
via CLOCAL.
Signed-off-by: Pali Rohár <p...@kernel.org>
Signed-off-by: Marek Behún <marek.be...@nic.cz>
Reviewed-by: Stefan Roese <s...@denx.de>
Thanks,
Stefan
---
tools/kwboot.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/tools/kwboot.c b/tools/kwboot.c
index d8b950787b..fc83161d70 100644
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -648,11 +648,12 @@ kwboot_open_tty(const char *path, int baudrate)
if (fd < 0)
goto out;
- memset(&tio, 0, sizeof(tio));
-
- tio.c_iflag = 0;
- tio.c_cflag = CREAD|CLOCAL|CS8;
+ rc = tcgetattr(fd, &tio);
+ if (rc)
+ goto out;
+ cfmakeraw(&tio);
+ tio.c_cflag |= CREAD|CLOCAL;
tio.c_cc[VMIN] = 1;
tio.c_cc[VTIME] = 10;
Viele Grüße,
Stefan
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