diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/dmv152/startup/bspstart.c')
-rw-r--r-- | c/src/lib/libbsp/m68k/dmv152/startup/bspstart.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/c/src/lib/libbsp/m68k/dmv152/startup/bspstart.c b/c/src/lib/libbsp/m68k/dmv152/startup/bspstart.c deleted file mode 100644 index a0ec9b7e71..0000000000 --- a/c/src/lib/libbsp/m68k/dmv152/startup/bspstart.c +++ /dev/null @@ -1,171 +0,0 @@ -#define STACK_CHECKER_ON -/* bsp_start() - * - * This routine starts the application. It includes application, - * board, and monitor specific initialization and configuration. - * The generic CPU dependent initialization has been performed - * before this routine is invoked. - * - * INPUT: NONE - * - * OUTPUT: NONE - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ - -#include <rtems.h> -#include <bsp.h> -#include <libcsupport.h> -#include <vmeintr.h> - -/* - * The original table from the application and our copy of it with - * some changes. - */ - -extern rtems_configuration_table Configuration; -rtems_configuration_table BSP_Configuration; - -rtems_cpu_table Cpu_table; - -/* Initialize whatever libc we are using - * called from postdriver hook - */ - -void bsp_libc_init() -{ - extern int end; - rtems_unsigned32 heap_start; - - heap_start = (rtems_unsigned32) &end; - if (heap_start & (CPU_ALIGNMENT-1)) - heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1); - - RTEMS_Malloc_Initialize((void *) heap_start, 64 * 1024, 0); - - /* - * Set up for the libc handling. - */ - - if (BSP_Configuration.ticks_per_timeslice > 0) - libc_init(1); /* reentrant if possible */ - else - libc_init(0); /* non-reentrant */ - - /* - * Initialize the stack bounds checker - */ - -#ifdef STACK_CHECKER_ON - Stack_check_Initialize(); -#endif -} - -int bsp_start( - int argc, - char **argv, - char **environp -) -{ - m68k_isr *monitors_vector_table; - int index; - void *vbr; - - monitors_vector_table = (m68k_isr *)0; /* Monitor 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 */ - - /* - * Uncommenting this seems to confuse/break the monitor on this board. - * It probably assumes the vector table is at 0. - */ - - /* m68k_set_vbr( &M68Kvec ); */ - - /* - * Adjust the VMEbus mode to round-robin. - */ - - /* - * This is only apparent with the shared memory driver which has not - * yet been supported on this target. - */ - - m68k_enable_caching(); - - /* - * we only use a hook to get the C library initialized. - */ - - Cpu_table.pretasking_hook = NULL; - - Cpu_table.predriver_hook = bsp_libc_init; /* RTEMS resources available */ - - Cpu_table.postdriver_hook = NULL; /* Call our main() for constructors */ - - Cpu_table.idle_task = NULL; /* do not override system IDLE task */ - - Cpu_table.do_zero_of_workspace = TRUE; - - m68k_get_vbr( vbr ); - Cpu_table.interrupt_vector_table = vbr; - - Cpu_table.interrupt_stack_size = 4096; - - Cpu_table.extra_system_initialization_stack = 0; - - /* - * Copy the table - */ - - BSP_Configuration = Configuration; - - BSP_Configuration.work_space_start = (void *) - (RAM_END - BSP_Configuration.work_space_size); - - /* - * Add 1 region for Malloc in libc_low - */ - - BSP_Configuration.maximum_regions++; - - /* - * Add 1 extension for newlib libc - */ - -#ifdef RTEMS_NEWLIB - BSP_Configuration.maximum_extensions++; -#endif - - /* - * Add another extension if using the stack checker - */ - -#ifdef STACK_CHECKER_ON - BSP_Configuration.maximum_extensions++; -#endif - - rtems_initialize_executive( &BSP_Configuration, &Cpu_table ); - /* does not return */ - - /* Clock_exit is done as an atexit() function */ - - VME_interrupt_Disable( 0xff ); - - /* return like a "normal" subroutine to the monitor */ - return 0; -} |