diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/mvme2307/startup/bspstart.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mvme2307/startup/bspstart.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/c/src/lib/libbsp/powerpc/mvme2307/startup/bspstart.c b/c/src/lib/libbsp/powerpc/mvme2307/startup/bspstart.c deleted file mode 100644 index a92b2fa15c..0000000000 --- a/c/src/lib/libbsp/powerpc/mvme2307/startup/bspstart.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * This set of routines starts the application. It includes application, - * board, and monitor specific initialization and configuration. - * The generic CPU dependent initialization has been performed - * before any of these are invoked. - * - * COPYRIGHT (c) 1989-1999. - * On-Line Applications Research Corporation (OAR). - * All rights 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 <string.h> -#include <fcntl.h> - -/* - * The original table from the application and our copy of it with - * some changes. - */ - -rtems_configuration_table BSP_Configuration; - -rtems_cpu_table Cpu_table; - - - -/* - * Use the shared implementations of the following routines - */ - -void bsp_postdriver_hook(void); -void bsp_libc_init( void *, unsigned32, int ); - -/* - * bsp_pretasking_hook - * - * BSP pretasking hook. Called just before drivers are initialized. - * Used to setup libc and install any BSP extensions. - */ - -void bsp_pretasking_hook(void) -{ - extern int end; - rtems_unsigned32 heap_start; - rtems_unsigned32 heap_size; - rtems_isr_entry old_handler; - rtems_status_code sc; - - heap_start = (rtems_unsigned32) &end; - if (heap_start & (CPU_ALIGNMENT-1)) { - heap_start = (heap_start + CPU_ALIGNMENT) & ~(CPU_ALIGNMENT-1); - } - - heap_size = BSP_Configuration.work_space_start - (void *)&end; - heap_size &= 0xfffffff0; /* keep it as a multiple of 16 bytes */ - - bsp_libc_init((void *) heap_start, heap_size, 0); - - sc = interrupt_controller_init(); - - - -#ifdef RTEMS_DEBUG - rtems_debug_enable( RTEMS_DEBUG_ALL_MASK ); -#endif - -} - -/* - * bsp_start - * - * This routine does the bulk of the system initialization. - */ - -void bsp_start( void ) -{ - unsigned char *work_space_start; - unsigned32 RAM_end = 0; - -#if 1 - /* - * Set MSR to show vectors at 0 XXX - */ - rtems_unsigned32 msr_value; - - _CPU_MSR_Value( msr_value ); - msr_value &= ~PPC_MSR_EP; - _CPU_MSR_SET( msr_value ); -#endif - - /* - * Set up our hooks - * Make sure libc_init is done before drivers initialized so that - * they can use atexit() - */ - - Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */ - Cpu_table.postdriver_hook = bsp_postdriver_hook; - - Cpu_table.interrupt_stack_size = (12 * 1024); - - /* - * The monitor likes the exception table to be at 0x0. - */ - - Cpu_table.exceptions_in_RAM = TRUE; - - /* - #if defined(RTEMS_POSIX_API) - BSP_Configuration.work_space_size *= 3; - #endif - */ - - /* from PSIM - why? */ - BSP_Configuration.work_space_size += 1024; - - /* determine memory size */ - switch (Falcon_MEMCR.MemSize) { - case RAM_16_MB: - RAM_end = 16 * 1024 * 1024; - break; - case RAM_32_MB: - RAM_end = 32 * 1024 * 1024; - break; - case RAM_64_MB: - RAM_end = 64 * 1024 * 1024; - break; - case RAM_128_MB: - RAM_end = 128 * 1024 * 1024; - break; - } - RAM_end -= 1024 * 1024; /* reserve memory for PPCBUG */ - work_space_start = - (unsigned char *)RAM_end - BSP_Configuration.work_space_size; - - if ( work_space_start <= (unsigned char *)&end ) { - printk( "bspstart: Not enough RAM!!!\n" ); - bsp_cleanup(); - } - - BSP_Configuration.work_space_start = work_space_start; - - /* - * Account for the console's resources - */ - - console_reserve_resources( &BSP_Configuration ); - -} |