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

//

//      breakpoint.c

//

//      Breakpoint generation.

//

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

//####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:      Breakpoint generation.

// Description:  

//               

//

//####DESCRIPTIONEND####

//

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

#include <bsp/cpu.h>

#include <bsp/bsp.h>

#ifndef DEBUG_BREAKPOINT

#define DEBUG_BREAKPOINT 0

#endif

#ifdef __ECOS__

#include <cyg/hal/hal_arch.h>

#endif /* __ECOS__ */

/*

 *  Trigger a breakpoint exception.

 */

void

bsp_breakpoint(void)

{

#if DEBUG_BREAKPOINT

    bsp_printf("Before BP\n");

#endif

#ifdef __ECOS__

#  ifdef __NEED_UNDERSCORE__

    HAL_BREAKPOINT(_bsp_breakinsn);

#  else

    HAL_BREAKPOINT(bsp_breakinsn);

#  endif

#else

#  ifdef __NEED_UNDERSCORE__

    asm volatile (".globl _bsp_breakinsn\n"

                  "_bsp_breakinsn:\n");

#  else

    asm volatile (".globl bsp_breakinsn\n"

                  "bsp_breakinsn:\n");

#  endif

    BREAKPOINT();

#endif

#if DEBUG_BREAKPOINT

    bsp_printf("After BP\n");

#endif

}