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Diffstat (limited to 'c/src/exec/sapi/src/exinit.c')
| -rw-r--r-- | c/src/exec/sapi/src/exinit.c | 328 |
1 files changed, 0 insertions, 328 deletions
diff --git a/c/src/exec/sapi/src/exinit.c b/c/src/exec/sapi/src/exinit.c deleted file mode 100644 index 8206e174c2..0000000000 --- a/c/src/exec/sapi/src/exinit.c +++ /dev/null @@ -1,328 +0,0 @@ -/* - * Initialization Manager - * - * 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. - * - * $Id$ - */ - -/* - * SCORE_INIT and SAPI_INIT are defined so all of the super core and - * super API data will be included in this object file. - */ - -#define SAPI_INIT -#define SCORE_INIT - -#include <rtems/system.h> -#include <rtems/config.h> -#include <rtems/debug.h> -#include <rtems/extension.h> -#include <rtems/fatal.h> -#include <rtems/init.h> -#include <rtems/io.h> -#include <rtems/score/sysstate.h> - -#include <rtems/score/apiext.h> -#include <rtems/score/apimutex.h> -#include <rtems/score/copyrt.h> -#include <rtems/score/heap.h> -#include <rtems/score/interr.h> -#include <rtems/score/isr.h> -#if defined(RTEMS_MULTIPROCESSING) -#include <rtems/score/mpci.h> -#endif -#include <rtems/score/priority.h> -#include <rtems/score/thread.h> -#include <rtems/score/tod.h> -#include <rtems/score/userext.h> -#include <rtems/score/watchdog.h> -#include <rtems/score/wkspace.h> - -#include <rtems/sptables.h> - - -#include <rtems/rtems/rtemsapi.h> -#ifdef RTEMS_POSIX_API -#include <rtems/posix/posixapi.h> -#endif -#ifdef RTEMS_ITRON_API -#include <rtems/itron/itronapi.h> -#endif - -Objects_Information *_Internal_Objects[ OBJECTS_INTERNAL_CLASSES_LAST + 1 ]; - -/*PAGE - * - * rtems_initialize_executive - * - * This directive initializes all the kernels data structures - * to the states necessary for the kernel to begin execution. All - * include files that contain global variable definitions should be - * included in this file. The system threads and initialization threads - * are created and started by this routine. This routine then - * initiates multithreading. - * - * Input parameters: - * configuration_table - pointer to the user's configuration table - * cpu_table - pointer to the user's CPU configuration table - * - * Output parameters: NONE - */ - -void rtems_initialize_executive( - rtems_configuration_table *configuration_table, - rtems_cpu_table *cpu_table -) -{ - rtems_interrupt_level bsp_level; - - bsp_level = rtems_initialize_executive_early(configuration_table, cpu_table); - rtems_initialize_executive_late( bsp_level ); -} - -rtems_interrupt_level rtems_initialize_executive_early( - rtems_configuration_table *configuration_table, - rtems_cpu_table *cpu_table -) -{ - rtems_interrupt_level bsp_level; - rtems_multiprocessing_table *multiprocessing_table; - - /* - * Dispatching and interrupts are disabled until the end of the - * initialization sequence. This prevents an inadvertent context - * switch before the executive is initialized. - */ - - _ISR_Disable( bsp_level ); - - if ( configuration_table == NULL ) - _Internal_error_Occurred( - INTERNAL_ERROR_CORE, - TRUE, - INTERNAL_ERROR_NO_CONFIGURATION_TABLE - ); - - /* - * Initialize the system state based on whether this is an MP system. - */ - -#if defined(RTEMS_MULTIPROCESSING) - multiprocessing_table = configuration_table->User_multiprocessing_table; - - _System_state_Handler_initialization( - (multiprocessing_table) ? TRUE : FALSE - ); -#else - multiprocessing_table = NULL; - - _System_state_Handler_initialization( FALSE ); -#endif - - /* - * Provided just for user convenience. - */ - - _Configuration_Table = configuration_table; - _Configuration_MP_table = multiprocessing_table; - - /* - * Internally we view single processor systems as a very restricted - * multiprocessor system. - */ - - if ( multiprocessing_table == NULL ) - multiprocessing_table = - (void *)&_Initialization_Default_multiprocessing_table; - - if ( cpu_table == NULL ) - _Internal_error_Occurred( - INTERNAL_ERROR_CORE, - TRUE, - INTERNAL_ERROR_NO_CPU_TABLE - ); - - _CPU_Initialize( cpu_table, _Thread_Dispatch ); - - /* - * Do this as early as possible to insure no debugging output - * is even attempted to be printed. - */ - - _Debug_Manager_initialization(); - - _API_extensions_Initialization(); - - _Thread_Dispatch_initialization(); - - _Workspace_Handler_initialization( - (void *)configuration_table->work_space_start, - configuration_table->work_space_size - ); - - _User_extensions_Handler_initialization( - configuration_table->number_of_initial_extensions, - configuration_table->User_extension_table - ); - - _ISR_Handler_initialization(); - - _Objects_Handler_initialization( - multiprocessing_table->node, - multiprocessing_table->maximum_nodes, - multiprocessing_table->maximum_global_objects - ); - - _Objects_Information_table[OBJECTS_INTERNAL_API] = _Internal_Objects; - - _Priority_Handler_initialization(); - - _Watchdog_Handler_initialization(); - - _TOD_Handler_initialization( configuration_table->microseconds_per_tick ); - - _Thread_Handler_initialization( - configuration_table->ticks_per_timeslice, - configuration_table->maximum_extensions, - multiprocessing_table->maximum_proxies - ); - -#if defined(RTEMS_MULTIPROCESSING) - _MPCI_Handler_initialization( - multiprocessing_table->User_mpci_table, - RTEMS_TIMEOUT - ); -#endif - -/* MANAGERS */ - - _RTEMS_API_Initialize( configuration_table ); - - _Extension_Manager_initialization( configuration_table->maximum_extensions ); - - _IO_Manager_initialization( - configuration_table->Device_driver_table, - configuration_table->number_of_device_drivers, - configuration_table->maximum_drivers, - configuration_table->maximum_devices - ); - -#ifdef RTEMS_POSIX_API - _POSIX_API_Initialize( configuration_table ); -#endif - -#ifdef RTEMS_ITRON_API - _ITRON_API_Initialize( configuration_table ); -#endif - - _System_state_Set( SYSTEM_STATE_BEFORE_MULTITASKING ); - - /* - * No threads should be created before this point!!! - * _Thread_Executing and _Thread_Heir are not set. - * - * At this point all API extensions are in place. After the call to - * _Thread_Create_idle() _Thread_Executing and _Thread_Heir will be set. - */ - - _Thread_Create_idle(); - - - /* - * Scheduling can properly occur now as long as we avoid dispatching. - */ - - if ( cpu_table->pretasking_hook ) - (*cpu_table->pretasking_hook)(); - -#if defined(RTEMS_MULTIPROCESSING) - _MPCI_Create_server(); -#endif - - /* - * Run the API and BSPs predriver hook. - */ - - _API_extensions_Run_predriver(); - - if ( _CPU_Table.predriver_hook ) - (*_CPU_Table.predriver_hook)(); - - /* - * Initialize all the device drivers and initialize the MPCI layer. - * - * NOTE: The MPCI may be build upon a device driver. - */ - - _IO_Initialize_all_drivers(); - -#if defined(RTEMS_MULTIPROCESSING) - if ( _System_state_Is_multiprocessing ) { - _MPCI_Initialization(); - _MPCI_Internal_packets_Send_process_packet( - MPCI_PACKETS_SYSTEM_VERIFY - ); - } -#endif - - /* - * Run the APIs and BSPs postdriver hooks. - * - * The API extensions are supposed to create user initialization tasks. - */ - - _API_extensions_Run_postdriver(); - - if ( _CPU_Table.postdriver_hook ) - (*_CPU_Table.postdriver_hook)(); - - return bsp_level; -} - -void rtems_initialize_executive_late( - rtems_interrupt_level bsp_level -) -{ - - _System_state_Set( SYSTEM_STATE_BEGIN_MULTITASKING ); - - _Thread_Start_multitasking(); - - /* - * Restore the interrupt level to what the BSP had. Technically, - * this is unnecessary since the BSP should have all interrupts - * disabled when rtems_initialize_executive is invoked. But this keeps - * the ISR Disable/Enable calls paired. - */ - - _ISR_Enable( bsp_level ); -} - -/*PAGE - * - * rtems_shutdown_executive - * - * This kernel routine shutdowns the executive. It halts multitasking - * and returns control to the application execution "thread" which - * initialially invoked the rtems_initialize_executive directive. - * - * Input parameters: NONE - * - * Output parameters: NONE - */ - -void rtems_shutdown_executive( - unsigned32 result -) -{ - if ( _System_state_Current != SYSTEM_STATE_SHUTDOWN ) { - _System_state_Set( SYSTEM_STATE_SHUTDOWN ); - _Thread_Stop_multitasking(); - } -} |