FreeCalypso > hg > freecalypso-tools
view miscutil/openport.c @ 214:b0de6d36e84c
loadtools/gta-ap-build.sed: don't build fc-compalram or fc-buzplay for GTA0x AP
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 19 May 2017 06:29:06 +0000 |
parents | e7502631a0f9 |
children |
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/* * Serial port opening code for fc-serterm */ #include <sys/types.h> #include <sys/file.h> #include <sys/ioctl.h> #include <termios.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include <unistd.h> extern int target_fd; static struct baudrate { char *name; speed_t termios_code; } baud_rate_table[] = { {"19200", B19200}, {"38400", B38400}, {"57600", B57600}, {"115200", B115200}, /* non-standard high baud rates "remapped" by CP2102 usb2serial IC */ {"203125", B230400}, {"406250", B460800}, {"812500", B921600}, /* table search terminator */ {NULL, B0} }; open_target_serial(ttydev, baudname) char *ttydev, *baudname; { struct termios target_termios; struct baudrate *br; for (br = baud_rate_table; br->name; br++) if (!strcmp(br->name, baudname)) break; if (!br->name) { fprintf(stderr, "baud rate \"%s\" unknown/unsupported\n", baudname); exit(1); } target_fd = open(ttydev, O_RDWR|O_NONBLOCK); if (target_fd < 0) { perror(ttydev); exit(1); } target_termios.c_iflag = IGNBRK; target_termios.c_oflag = 0; target_termios.c_cflag = CLOCAL|HUPCL|CREAD|CS8; target_termios.c_lflag = 0; target_termios.c_cc[VMIN] = 1; target_termios.c_cc[VTIME] = 0; cfsetispeed(&target_termios, br->termios_code); cfsetospeed(&target_termios, br->termios_code); if (tcsetattr(target_fd, TCSAFLUSH, &target_termios) < 0) { perror("initial tcsetattr on target"); exit(1); } return 0; }