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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [HCS12_GCC_banked/] [sys/] [sio.h] - Rev 779
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/* sys/sio.h -- Utility methods to read/write the SIO Copyright 2000 Free Software Foundation, Inc. Written by Stephane Carrez (stcarrez@worldnet.fr) This file is part of GEL. GEL 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, or (at your option) any later version. GEL 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 GEL; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef _SYS_SIO_H #define _SYS_SIO_H #include <sys/param.h> #include <sys/ports.h> #ifdef __cplusplus extern "C" { #endif extern void serial_init (void); /* Return != 0 if there is something to read on the serial line. */ extern unsigned char serial_receive_pending (void); /* Wait until the SIO has finished to send the character. */ extern void serial_flush (void); /* Return != 0 if serial port is ready to send another char. */ extern unsigned char serial_send_ready (void); /* Send the character on the serial line. */ extern void serial_send (char c); /* Wait for a character on the serial line and return it. */ extern unsigned char serial_recv (void); /** Write the string on the serial line. @param msg null terminated string to write. @see serial_init, serial_send */ extern void serial_print (const char *msg); /** Wait for a string from serial line. @param msg buffer that will hold the string. @see serial_init, serial_recv */ extern void serial_getline (char *buf); #ifdef mc6811 //# include <asm-m68hc11/sio.h> #endif #ifdef mc68hcs12 # include <asm-m68hcs12/sio.h> #elif defined(mc6812) //# include <asm-m68hc12/sio.h> #endif #ifdef __cplusplus }; #endif #endif /* _SYS_SIO_H */
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