source: rtems/c/src/lib/libbsp/m68k/mvme162/startup/bspstart.c @ 0aab0a8

/*
 *  This routine does the bulk of the system initialization.
 */

/*
 *  COPYRIGHT (c) 1989-1999.
 *  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.org/license/LICENSE.
 *
 *  Modifications of respective RTEMS file: COPYRIGHT (c) 1994.
 *  EISCAT Scientific Association. M.Savitski
 *
 *  This material is a part of the MVME162 Board Support Package
 *  for the RTEMS executive. Its licensing policies are those of the
 *  RTEMS above.
 */

#include <bsp.h>
#include <bsp/bootcard.h>
#include <page_table.h>

/*
 *  bsp_start
 *
 *  This routine does the bulk of the system initialization.
 */
void bsp_start( void )
{
  rtems_isr_entry       *monitors_vector_table;
  int                   index;

  monitors_vector_table = (rtems_isr_entry *)MOT_162BUG_VEC_ADDRESS;
  m68k_set_vbr( monitors_vector_table );

  for ( index=2 ; index<=255 ; index++ )
    M68Kvec[ index ] = monitors_vector_table[ 32 ];

  M68Kvec[  2 ] = monitors_vector_table[  2 ];   /* bus error vector */
  M68Kvec[  4 ] = monitors_vector_table[  4 ];   /* breakpoints vector */
  M68Kvec[  9 ] = monitors_vector_table[  9 ];   /* trace vector */
  M68Kvec[ 47 ] = monitors_vector_table[ 47 ];   /* system call vector */

  m68k_set_vbr( &M68Kvec );

  /*
   *  You may wish to make the VME arbitration round-robin here, currently
   *  we leave it as it is.
   */

  /* set the Interrupt Base Vectors */

  lcsr->vector_base = (VBR0 << 28) | (VBR1 << 24);

  page_table_init();
}