/* * 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. * * MVME147 port for TNI - Telecom Bretagne * by Dominique LE CAMPION (Dominique.LECAMPION@enst-bretagne.fr) * May 1996 */ #include #include 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 ); pcc->int_base_vector = PCC_BASE_VECTOR; /* Set the PCC int vectors base */ (*(uint8_t*)0xfffe2001) = 0x08; /* make VME access round-robin */ rtems_cache_enable_instruction(); rtems_cache_enable_data(); }