source: rtems/c/src/lib/libbsp/m68k/mvme136/startup/bspstart.c @ 754f51b6

/*
 *  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.
 */

#include <bsp.h>
#include <bsp/bootcard.h>
#include <rtems/zilog/z8036.h>

void bsp_start( void )
{
  rtems_isr_entry *monitors_vector_table;
  int             index;

  monitors_vector_table = (rtems_isr_entry *)0;   /* 135Bug Vectors are at 0 */
  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 );

  (*(uint8_t*)0xfffb0067) = 0x7f; /* make VME access round-robin */

  rtems_cache_enable_instruction();
}