FreeCalypso > hg > freecalypso-tools
view libserial-orig/openport.c @ 437:2cd705c8116e
loadtools: Mot C155 turns out to have the same flash partition quirks
as the flash chip on TI's D-Sample
c155.config changed to use the fixed 28f640w30b config instead of CFI,
and a bit of C code in fc-loadtool had to be changed too so that
flash erase-program-boot still works.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Tue, 06 Nov 2018 16:02:23 +0000 |
parents | cb1ba53a1106 |
children |
line wrap: on
line source
/* * This module implements the basic serial port opening operation. */ #include <sys/types.h> #include <sys/file.h> #include <sys/ioctl.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> int target_fd; open_serial_port(ttyport) char *ttyport; { target_fd = open(ttyport, O_RDWR|O_NONBLOCK); if (target_fd < 0) { perror(ttyport); exit(1); } ioctl(target_fd, TIOCEXCL); return 0; }