diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/sim68000/startup/bspstart.c')
-rw-r--r-- | c/src/lib/libbsp/m68k/sim68000/startup/bspstart.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/m68k/sim68000/startup/bspstart.c b/c/src/lib/libbsp/m68k/sim68000/startup/bspstart.c new file mode 100644 index 0000000000..60c417496c --- /dev/null +++ b/c/src/lib/libbsp/m68k/sim68000/startup/bspstart.c @@ -0,0 +1,85 @@ +/* + * 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) 1989-1999. + * 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.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#include <bsp.h> +#include <rtems/libio.h> + +#include <libcsupport.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 ); +void bsp_pretasking_hook(void); /* m68k version */ + +void bsp_predriver_hook(void) +{ + void bsp_spurious_initialize(); + bsp_spurious_initialize(); +} +/* + * bsp_start + * + * This routine does the bulk of the system initialization. + */ + +void bsp_start( void ) +{ + unsigned8 dummy; + extern void * _WorkspaceBase; + extern void *_RamSize; + extern unsigned long _M68k_Ramsize; + + _M68k_Ramsize = (unsigned long)&_RamSize; /* RAM size set in linker script */ + + /* + * Clear interrupt sources. + */ + + Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */ + Cpu_table.predriver_hook = bsp_predriver_hook; + Cpu_table.postdriver_hook = bsp_postdriver_hook; + +/* XXX address shutdown + if ( BSP_Configuration.work_space_size >(128*1024) ) + _sys_exit( 1 ); +*/ + + BSP_Configuration.work_space_start = (void *) &_WorkspaceBase; +} + +#include <bspIo.h> + +int debug_putc( char c ) { write( 2, &c, 1 ); return 0; } +BSP_output_char_function_type BSP_output_char = debug_putc; +BSP_polling_getchar_function_type BSP_poll_char = NULL; |