/*
* This file contains the generic console driver shell used
* by all console drivers using libchip.
*
* This driver uses the termios pseudo driver.
*
* COPYRIGHT (c) 1989-1997.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#include <bsp.h>
#include <rtems/libio.h>
#include <termios.h>
#include "sci.h"
//#include "../../../../../../rtems/c/src/lib/libbsp/m68k/opti/console/duart.h"
//#include "../../../../../../rtems/c/src/lib/libc/libio_.h"
/*PAGE
*
* console_open
*
* open a port as a termios console.
*
* the console is opened in bsp_postdriver_hook() in bsppost.c
*
*/
rtems_device_driver console_open(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
rtems_status_code status;
/* the console is opened three times at startup */
/* for standard input, output, and error */
/* Get correct callback structure for the device */
/* argument of FALSE gives us interrupt driven serial io */
/* argument of TRUE gives us polling based serial io */
/* SCI internal uart */
status = rtems_termios_open( major, minor, arg, SciGetTermiosHandlers( TRUE ) );
return status;
}
/*PAGE
*
* console_close
*
* This routine closes a port that has been opened as console.
*/
rtems_device_driver console_close(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_close (arg);
}
/*PAGE
*
* console_read
*
* This routine uses the termios driver to read a character.
*/
rtems_device_driver console_read(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_read (arg);
}
/*PAGE
*
* console_write
*
* this routine uses the termios driver to write a character.
*/
rtems_device_driver console_write(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_write (arg);
}
/*PAGE
*
* console_control
*
* this routine uses the termios driver to process io
*/
rtems_device_driver console_control(
rtems_device_major_number major,
rtems_device_minor_number minor,
void * arg
)
{
return rtems_termios_ioctl (arg);
}
/*PAGE
*
* console_initialize
*
* Routine called to initialize the console device driver.
*/
rtems_device_driver console_initialize(
rtems_device_major_number major,
rtems_device_minor_number minor_arg,
void *arg
)
{
rtems_status_code status;
/*
* initialize the termio interface.
*/
rtems_termios_initialize();
/*
* register the SCI device name for termios
* do this over in the sci driver init routine?
*/
status = rtems_io_register_name( "/dev/sci", major, 0 );
if (status != RTEMS_SUCCESSFUL)
{
rtems_fatal_error_occurred(status);
}
/*
* Link the uart device to the console device
*/
#if 1
status = rtems_io_register_name( "/dev/console", major, 0 );
if (status != RTEMS_SUCCESSFUL)
{
rtems_fatal_error_occurred(status);
}
#else
if ( link( "/dev/sci", "/dev/console") < 0 )
{
rtems_fatal_error_occurred( RTEMS_IO_ERROR );
}
#endif
/*
* Console Initialize Succesful
*/
return RTEMS_SUCCESSFUL;
}
