FreeCalypso > hg > freecalypso-tools
annotate libserial-linux/setbaud.c @ 948:d16222179c67
doc/Rvinterf-tools: document rvinterf -v changes
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 06 Jun 2023 23:17:10 +0000 |
parents | fd7b447b99e3 |
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1 /* |
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2 * This module implements the termios/ioctl setting of the baud rate. |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <sys/ioctl.h> |
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7 #include <asm/ioctls.h> |
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8 #include <asm/termbits.h> |
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9 #include <stdio.h> |
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10 #include <stdlib.h> |
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11 #include <unistd.h> |
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12 #include "baudrate.h" |
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13 |
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14 extern int target_fd; |
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15 |
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16 struct baudrate *current_baud_rate; |
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17 |
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18 set_serial_baudrate(br) |
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19 struct baudrate *br; |
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20 { |
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21 struct termios2 target_termios; |
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22 |
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23 target_termios.c_iflag = IGNBRK; |
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24 target_termios.c_oflag = 0; |
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25 target_termios.c_cflag = br->termios_code | CLOCAL|HUPCL|CREAD|CS8; |
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26 target_termios.c_lflag = 0; |
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27 target_termios.c_cc[VMIN] = 1; |
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28 target_termios.c_cc[VTIME] = 0; |
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29 target_termios.c_ispeed = br->nonstd_speed; |
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30 target_termios.c_ospeed = br->nonstd_speed; |
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31 if (ioctl(target_fd, TCSETSF2, &target_termios) < 0) { |
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32 perror("TCSETSF2"); |
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33 exit(1); |
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34 } |
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35 current_baud_rate = br; |
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36 return 0; |
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37 } |