source: rtems/cpukit/include/rtems/bspIo.h @ 34fd745

/* bspIo.h
 *
 *  This include file contains declaration of interface that
 *  will be provided by the file contained in this directory.
 *
 *  COPYRIGHT (c) 1998 valette@crf.canon.fr
 *
 *  The license and distribution terms for this file may be
 *  found in found in the file LICENSE in this distribution or at
 *  http://www.OARcorp.com/rtems/license.html.
 *
 *  $Id$
 */
#ifndef _rtems_bspIo_h
#define _rtems_bspIo_h

/*
 * All the functions declared as extern after this comment
 * MUST be implemented in each BSP. Using this function,
 * this directory contains shared code that export higher level
 * functionnality described after the next command.
 */
typedef void    (*BSP_output_char_function_type)        (char c);
typedef char    (*BSP_polling_getchar_function_type)    (void);

extern  BSP_output_char_function_type           BSP_output_char;
extern  BSP_polling_getchar_function_type       BSP_poll_char;

/*
 * All the function declared as extern after this comment
 * are available for each BSP by compiling and linking
 * the files contained in this directory PROVIDED definition
 * and initialisation of the previous variable are done.
 */
extern void printk(char *fmt, ...);

#endif