tio/src/setspeed2.c
2022-03-11 15:15:39 +01:00

44 lines
1.3 KiB
C

/*
* tio - a simple serial terminal I/O tool
*
* Copyright (c) 2017-2022 Martin Lund
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#define termios asmtermios
#include <sys/ioctl.h>
#undef termios
#include <asm-generic/ioctls.h>
#include <asm-generic/termbits.h>
int setspeed2(int fd, int baudrate)
{
struct termios2 tio;
int status;
status = ioctl(fd, TCGETS2, &tio);
// Set baudrate speed using termios2 interface
tio.c_cflag &= ~CBAUD;
tio.c_cflag |= BOTHER;
tio.c_ispeed = baudrate;
tio.c_ospeed = baudrate;
status = ioctl(fd, TCSETS2, &tio);
return status;
}