summaryrefslogtreecommitdiffstats
path: root/c/src/exec/rtems/src/tasks.c
diff options
context:
space:
mode:
Diffstat (limited to 'c/src/exec/rtems/src/tasks.c')
-rw-r--r--c/src/exec/rtems/src/tasks.c286
1 files changed, 0 insertions, 286 deletions
diff --git a/c/src/exec/rtems/src/tasks.c b/c/src/exec/rtems/src/tasks.c
deleted file mode 100644
index d8fc8a0564..0000000000
--- a/c/src/exec/rtems/src/tasks.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/*
- * RTEMS Task 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.
- *
- * $Id$
- */
-
-#include <rtems/system.h>
-#include <rtems/rtems/status.h>
-#include <rtems/rtems/support.h>
-#include <rtems/rtems/modes.h>
-#include <rtems/score/object.h>
-#include <rtems/score/stack.h>
-#include <rtems/score/states.h>
-#include <rtems/rtems/tasks.h>
-#include <rtems/score/thread.h>
-#include <rtems/score/threadq.h>
-#include <rtems/score/tod.h>
-#include <rtems/score/userext.h>
-#include <rtems/score/wkspace.h>
-#include <rtems/score/apiext.h>
-#include <rtems/score/sysstate.h>
-
-/*PAGE
- *
- * _RTEMS_tasks_Create_extension
- *
- * This routine is an extension routine that is invoked as part
- * of creating any type of task or thread in the system. If the
- * task is created via another API, then this routine is invoked
- * and this API given the opportunity to initialize its extension
- * area.
- */
-
-boolean _RTEMS_tasks_Create_extension(
- Thread_Control *executing,
- Thread_Control *created
-)
-{
- RTEMS_API_Control *api;
-
- api = _Workspace_Allocate( sizeof( RTEMS_API_Control ) );
-
- if ( !api )
- return FALSE;
-
- created->API_Extensions[ THREAD_API_RTEMS ] = api;
-
- api->pending_events = EVENT_SETS_NONE_PENDING;
- _ASR_Initialize( &api->Signal );
- created->task_variables = NULL;
- return TRUE;
-}
-
-/*PAGE
- *
- * _RTEMS_tasks_Start_extension
- *
- * This extension routine is invoked when a task is started for the
- * first time.
- */
-
-User_extensions_routine _RTEMS_tasks_Start_extension(
- Thread_Control *executing,
- Thread_Control *started
-)
-{
- RTEMS_API_Control *api;
-
- api = started->API_Extensions[ THREAD_API_RTEMS ];
-
- api->pending_events = EVENT_SETS_NONE_PENDING;
-
- _ASR_Initialize( &api->Signal );
-}
-
-/*PAGE
- *
- * _RTEMS_tasks_Delete_extension
- *
- * This extension routine is invoked when a task is deleted.
- */
-
-User_extensions_routine _RTEMS_tasks_Delete_extension(
- Thread_Control *executing,
- Thread_Control *deleted
-)
-{
- rtems_task_variable_t *tvp, *next;
-
- /*
- * Free per task variable memory
- */
-
- tvp = deleted->task_variables;
- deleted->task_variables = NULL;
- while (tvp) {
- next = tvp->next;
- if (tvp->dtor)
- (*tvp->dtor)(*tvp->ptr );
- if (executing == deleted)
- *tvp->ptr = tvp->gval;
- _Workspace_Free( tvp );
- tvp = next;
- }
-
- /*
- * Free API specific memory
- */
-
- (void) _Workspace_Free( deleted->API_Extensions[ THREAD_API_RTEMS ] );
- deleted->API_Extensions[ THREAD_API_RTEMS ] = NULL;
-}
-
-/*PAGE
- *
- * _RTEMS_tasks_Switch_extension
- *
- * This extension routine is invoked at each context switch.
- */
-
-void _RTEMS_tasks_Switch_extension(
- Thread_Control *executing,
- Thread_Control *heir
-)
-{
- rtems_task_variable_t *tvp;
-
- /*
- * Per Task Variables
- */
-
- tvp = executing->task_variables;
- while (tvp) {
- tvp->tval = *tvp->ptr;
- *tvp->ptr = tvp->gval;
- tvp = tvp->next;
- }
-
- tvp = heir->task_variables;
- while (tvp) {
- tvp->gval = *tvp->ptr;
- *tvp->ptr = tvp->tval;
- tvp = tvp->next;
- }
-}
-
-/*PAGE
- *
- * _RTEMS_tasks_Post_switch_extension
- *
- * This extension routine is invoked at each context switch.
- */
-
-void _RTEMS_tasks_Post_switch_extension(
- Thread_Control *executing
-)
-{
- ISR_Level level;
- RTEMS_API_Control *api;
- ASR_Information *asr;
- rtems_signal_set signal_set;
- Modes_Control prev_mode;
-
- api = executing->API_Extensions[ THREAD_API_RTEMS ];
-
- /*
- * Signal Processing
- */
-
- asr = &api->Signal;
-
- _ISR_Disable( level );
- signal_set = asr->signals_posted;
- asr->signals_posted = 0;
- _ISR_Enable( level );
-
-
- if ( !signal_set ) /* similar to _ASR_Are_signals_pending( asr ) */
- return;
-
- asr->nest_level += 1;
- rtems_task_mode( asr->mode_set, RTEMS_ALL_MODE_MASKS, &prev_mode );
-
- (*asr->handler)( signal_set );
-
- asr->nest_level -= 1;
- rtems_task_mode( prev_mode, RTEMS_ALL_MODE_MASKS, &prev_mode );
-
-}
-
-API_extensions_Control _RTEMS_tasks_API_extensions = {
- { NULL, NULL },
- NULL, /* predriver */
- _RTEMS_tasks_Initialize_user_tasks, /* postdriver */
- _RTEMS_tasks_Post_switch_extension /* post switch */
-};
-
-User_extensions_Control _RTEMS_tasks_User_extensions = {
- { NULL, NULL },
- { { NULL, NULL }, _RTEMS_tasks_Switch_extension },
- { _RTEMS_tasks_Create_extension, /* create */
- _RTEMS_tasks_Start_extension, /* start */
- _RTEMS_tasks_Start_extension, /* restart */
- _RTEMS_tasks_Delete_extension, /* delete */
- _RTEMS_tasks_Switch_extension, /* switch */
- NULL, /* begin */
- NULL, /* exitted */
- NULL /* fatal */
- }
-};
-
-/*PAGE
- *
- * _RTEMS_tasks_Manager_initialization
- *
- * This routine initializes all Task Manager related data structures.
- *
- * Input parameters:
- * maximum_tasks - number of tasks to initialize
- *
- * Output parameters: NONE
- */
-
-void _RTEMS_tasks_Manager_initialization(
- unsigned32 maximum_tasks,
- unsigned32 number_of_initialization_tasks,
- rtems_initialization_tasks_table *user_tasks
-)
-{
-
- _RTEMS_tasks_Number_of_initialization_tasks = number_of_initialization_tasks;
- _RTEMS_tasks_User_initialization_tasks = user_tasks;
-
- /*
- * There may not be any RTEMS initialization tasks configured.
- */
-
-#if 0
- if ( user_tasks == NULL || number_of_initialization_tasks == 0 )
- _Internal_error_Occurred( INTERNAL_ERROR_RTEMS_API, TRUE, RTEMS_TOO_MANY );
-#endif
-
- _Objects_Initialize_information(
- &_RTEMS_tasks_Information, /* object information table */
- OBJECTS_CLASSIC_API, /* object API */
- OBJECTS_RTEMS_TASKS, /* object class */
- maximum_tasks, /* maximum objects of this class */
- sizeof( Thread_Control ), /* size of this object's control block */
- FALSE, /* TRUE if the name is a string */
- RTEMS_MAXIMUM_NAME_LENGTH /* maximum length of an object name */
-#if defined(RTEMS_MULTIPROCESSING)
- ,
- FALSE, /* TRUE if this is a global object class */
- NULL /* Proxy extraction support callout */
-#endif
- );
-
- /*
- * Add all the extensions for this API
- */
-
- _User_extensions_Add_API_set( &_RTEMS_tasks_User_extensions );
-
- _API_extensions_Add( &_RTEMS_tasks_API_extensions );
-
- /*
- * Register the MP Process Packet routine.
- */
-
-#if defined(RTEMS_MULTIPROCESSING)
- _MPCI_Register_packet_processor(
- MP_PACKET_TASKS,
- _RTEMS_tasks_MP_Process_packet
- );
-#endif
-
-}
-