diff options
Diffstat (limited to 'c/src/lib/libbsp/i386/go32/startup/bspstart.c')
-rw-r--r-- | c/src/lib/libbsp/i386/go32/startup/bspstart.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/c/src/lib/libbsp/i386/go32/startup/bspstart.c b/c/src/lib/libbsp/i386/go32/startup/bspstart.c deleted file mode 100644 index 958591ec8c..0000000000 --- a/c/src/lib/libbsp/i386/go32/startup/bspstart.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * 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. - * - * COPYRIGHT (c) 1989-1998. - * On-Line Applications Research Corporation (OAR). - * Copyright assigned to U.S. Government, 1994. - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.OARcorp.com/rtems/license.html. - * - * $Id$ - */ - -#include <bsp.h> -#include <rtems/libio.h> - -#include <libcsupport.h> -#include <zilog/z8036.h> - -#include <string.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; - -char *rtems_progname; - -/* - * Use the shared implementations of the following routines - */ - -void bsp_postdriver_hook(void); -void bsp_libc_init( void *, unsigned32, int ); - -/* - * Function: bsp_pretasking_hook - * Created: 95/03/10 - * - * Description: - * BSP pretasking hook. Called just before drivers are initialized. - * Used to setup libc and install any BSP extensions. - * - * NOTES: - * Must not use libc (to do io) from here, since drivers are - * not yet initialized. - * - */ - -void bsp_pretasking_hook(void) -{ - rtems_unsigned32 heap_start; - -#if 0 - extern int end; - heap_start = (rtems_unsigned32) &end; -#else - void * sbrk( int ); - heap_start = (rtems_unsigned32) sbrk( 64 * 1024 + CPU_ALIGNMENT ); -#endif - if (heap_start & (CPU_ALIGNMENT-1)) - heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1); - - bsp_libc_init((void *) heap_start, 64 * 1024, 0); - - -#ifdef RTEMS_DEBUG - rtems_debug_enable( RTEMS_DEBUG_ALL_MASK ); -#endif -} - -/* - * main/bsp_start - * - * This routine does the bulk of the system initialization. - */ - -/* This is the original command line passed from DOS */ -char ** Go32_Argv; - -int main( - int argc, - char **argv, - char **environp -) -{ - extern void * sbrk( int ); - extern volatile void _exit( int ); - - /* Set up arguments that we can access later */ - Go32_Argv = argv; - - if ((argc > 0) && argv && argv[0]) - rtems_progname = argv[0]; - else - rtems_progname = "RTEMS"; - - Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */ - Cpu_table.postdriver_hook = bsp_postdriver_hook; - Cpu_table.interrupt_table_segment = 0;/* get_ds(); */ - Cpu_table.interrupt_table_offset = (void *)0; - Cpu_table.interrupt_stack_size = 4096; - - BSP_Configuration.work_space_start = sbrk( Configuration.work_space_size ); - if ( BSP_Configuration.work_space_start == 0 ) { - /* Big trouble */ - int write( int, void *, int ); - char msg[] = "bsp_start() couldn't sbrk() RTEMS work space\n"; - write( 2, msg, sizeof msg - 1 ); - _exit( 1 ); - } - - rtems_initialize_executive( &BSP_Configuration, &Cpu_table ); - /* does not return */ - - /* We only return here if the executive has finished. This happens */ - /* when the task has called exit(). */ - /* At this point we call _exit() which resides in djgcc. */ - - for (;;) - _exit( 0 ); - - /* no cleanup necessary for GO32 */ - - return 0; -} |