[PATCH 13/23] ioctl_tty.2: Document ioctls: TCGETS2, TCSETS2, TCSETSW2, TCSETSF2

Alejandro Colomar
2021-08-08T08:41:59Z

From: Pali Rohár <pali@kernel.org>

Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
---
man2/ioctl_tty.2 | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/man2/ioctl_tty.2 b/man2/ioctl_tty.2
index 46294e63f..967b5c4c7 100644
--- a/man2/ioctl_tty.2
+++ b/man2/ioctl_tty.2
@@ -77,6 +77,35 @@ The following four ioctls are just like
.BR TCSETSW ,
.BR TCSETSF ,
except that they take a
+.I "struct termios2\ *"
+instead of a
+.IR "struct termios\ *" .
+If struct member
+.B c_cflag
+contains
+.B BOTHER
+then baudrate is stored in struct members
+.B c_ispeed
+and
+.B c_ospeed
+as integer values.
+These ioctls are not supported on all architectures.
+.RS
+.TS
+lb l.
+TCGETS2 \fBstruct termios2 *\fPargp
+TCSETS2 \fBconst struct termios2 *\fPargp
+TCSETSW2 \fBconst struct termios2 *\fPargp
+TCSETSF2 \fBconst struct termios2 *\fPargp
+.TE
+.RE
+.PP
+The following four ioctls are just like
+.BR TCGETS ,
+.BR TCSETS ,
+.BR TCSETSW ,
+.BR TCSETSF ,
+except that they take a
.I "struct termio\ *"
instead of a
.IR "struct termios\ *" .
--
2.32.0