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//==========================================================================

//

//      bsp_if.c

//

//      Miscellaneous BSP Interfaces.

//

//==========================================================================

//####ECOSGPLCOPYRIGHTBEGIN####

// -------------------------------------------

// This file is part of eCos, the Embedded Configurable Operating System.

// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.

//

// eCos 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.

//

// eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,

// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.

//

// As a special exception, if other files instantiate templates or use macros

// or inline functions from this file, or you compile this file and link it

// with other works to produce a work based on this file, this file does not

// by itself cause the resulting work to be covered by the GNU General Public

// License. However the source code for this file must still be made available

// in accordance with section (3) of the GNU General Public License.

//

// This exception does not invalidate any other reasons why a work based on

// this file might be covered by the GNU General Public License.

//

// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.

// at http://sources.redhat.com/ecos/ecos-license/

// -------------------------------------------

//####ECOSGPLCOPYRIGHTEND####

//==========================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):    

// Contributors: gthomas

// Date:         1999-10-20

// Purpose:      Miscellaneous BSP Interfaces.

// Description:  

//               

//

//####DESCRIPTIONEND####

//

//=========================================================================

#include <bsp/bsp.h>

#include "bsp_if.h"

/*

 * Install a debug handler.

 * Returns old handler being replaced.

 */

bsp_handler_t

bsp_install_dbg_handler(bsp_handler_t new_handler)

{

    bsp_handler_t old_handler;

    old_handler = *bsp_shared_data->__dbg_vector;

    *bsp_shared_data->__dbg_vector = new_handler;

    return old_handler;

}

/*

 * Sometimes it is desireable to call the debug handler directly. This routine

 * accomplishes that. It is the responsibility of the caller to insure that

 * interrupts are disabled before calling this routine.

 */

void

bsp_invoke_dbg_handler(int exc_nr, void *regs)

{

    (*bsp_shared_data->__dbg_vector)(exc_nr, regs);

}

/*

 * Install a 'kill' handler.

 * Returns old handler being replaced.

 */

bsp_handler_t

bsp_install_kill_handler(bsp_handler_t new_handler)

{

    bsp_handler_t old_handler;

    old_handler = bsp_shared_data->__kill_vector;

    bsp_shared_data->__kill_vector = new_handler;

    return old_handler;

}

void *

bsp_cpu_data(void)

{

  return bsp_shared_data->__cpu_data;

}

void *

bsp_board_data(void)

{

    return bsp_shared_data->__board_data;

}

int

bsp_sysinfo(enum bsp_info_id id, ...)

{

    int     retval;

    va_list ap;

    va_start (ap, id);

    retval = bsp_shared_data->__sysinfo(id, ap);

    va_end(ap);

    return retval;

}

int

bsp_set_debug_comm(int id)

{

    return bsp_shared_data->__set_debug_comm(id);

}

int

bsp_set_console_comm(int id)

{

    return bsp_shared_data->__set_console_comm(id);

}

int

bsp_set_serial_baud(int id, int baud)

{

    return bsp_shared_data->__set_serial_baud(id, baud);

}

#if !defined(NDEBUG)

void _bsp_assert(const char *file, const int line, const char *condition)

{

    bsp_printf("Assertion \"%s\" failed\n", condition);

    bsp_printf("File \"%s\"\n", file);

    bsp_printf("Line %d\n", line);

#if defined(PORT_TOGGLE_DEBUG)

    PORT_TOGGLE_DEBUG();

#else

    while(1) ;

#endif /* defined(PORT_TOGGLE_DEBUG) */

}

#endif /* !defined(NDEBUG) */