annotate libserial-newlnx/setbaud.c @ 430:06442f27b144

doc/RVTMUX: added note at the beginning about paradigm changes
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 04 Nov 2018 01:55:35 +0000
parents ab8410d06ca7
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
254
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This module implements the termios/ioctl setting of the baud rate.
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 */
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 #include <sys/types.h>
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <sys/ioctl.h>
255
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
7 #include <asm/ioctls.h>
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
8 #include <asm/termbits.h>
254
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <stdio.h>
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <stdlib.h>
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include <unistd.h>
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include "baudrate.h"
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 extern int target_fd;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 struct baudrate *current_baud_rate;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 set_serial_baudrate(br)
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 struct baudrate *br;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 {
255
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
21 struct termios2 target_termios;
254
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 target_termios.c_iflag = IGNBRK;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 target_termios.c_oflag = 0;
255
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
25 target_termios.c_cflag = br->termios_code | CLOCAL|HUPCL|CREAD|CS8;
254
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 target_termios.c_lflag = 0;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 target_termios.c_cc[VMIN] = 1;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 target_termios.c_cc[VTIME] = 0;
255
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
29 target_termios.c_ispeed = br->nonstd_speed;
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
30 target_termios.c_ospeed = br->nonstd_speed;
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
31 if (ioctl(target_fd, TCSETSF2, &target_termios) < 0) {
ab8410d06ca7 libserial-newlnx: new way implemented, compiles
Mychaela Falconia <falcon@freecalypso.org>
parents: 254
diff changeset
32 perror("TCSETSF2");
254
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 exit(1);
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 }
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 current_baud_rate = br;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 return 0;
6984b76f3def beginning of libserial-newlnx: copy of libserial-orig
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 }