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-rw-r--r--cpukit/score/src/threadmp.c164
1 files changed, 0 insertions, 164 deletions
diff --git a/cpukit/score/src/threadmp.c b/cpukit/score/src/threadmp.c
deleted file mode 100644
index 31f7e5ff62..0000000000
--- a/cpukit/score/src/threadmp.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * Multiprocessing Support for the Thread Handler
- *
- *
- * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
- * On-Line Applications Research Corporation (OAR).
- * All rights assigned to U.S. Government, 1994.
- *
- * This material may be reproduced by or for the U.S. Government pursuant
- * to the copyright license under the clause at DFARS 252.227-7013. This
- * notice must appear in all copies of this file and its derivatives.
- *
- * $Id$
- */
-
-#include <rtems/system.h>
-#include <rtems/score/priority.h>
-#include <rtems/score/thread.h>
-#include <rtems/score/wkspace.h>
-#include <rtems/score/isr.h>
-
-/*PAGE
- *
- * _Thread_MP_Handler_initialization
- *
- */
-
-void _Thread_MP_Handler_initialization (
- unsigned32 maximum_proxies
-)
-{
-
- _Chain_Initialize_empty( &_Thread_MP_Active_proxies );
-
- if ( maximum_proxies == 0 ) {
- _Chain_Initialize_empty( &_Thread_MP_Inactive_proxies );
- return;
- }
-
-
- _Chain_Initialize(
- &_Thread_MP_Inactive_proxies,
- _Workspace_Allocate_or_fatal_error(
- maximum_proxies * sizeof( Thread_Proxy_control )
- ),
- maximum_proxies,
- sizeof( Thread_Proxy_control )
- );
-
-}
-
-/*PAGE
- *
- * _Thread_MP_Allocate_proxy
- *
- */
-
-Thread_Control *_Thread_MP_Allocate_proxy (
- States_Control the_state
-)
-{
- Thread_Control *the_thread;
- Thread_Proxy_control *the_proxy;
-
- the_thread = (Thread_Control *)_Chain_Get( &_Thread_MP_Inactive_proxies );
-
- if ( !_Thread_Is_null( the_thread ) ) {
-
- the_proxy = (Thread_Proxy_control *) the_thread;
-
- _Thread_Executing->Wait.return_code = THREAD_STATUS_PROXY_BLOCKING;
-
- the_proxy->receive_packet = _Thread_MP_Receive->receive_packet;
-
- the_proxy->Object.id = _Thread_MP_Receive->receive_packet->source_tid;
-
- the_proxy->current_priority =
- _Thread_MP_Receive->receive_packet->source_priority;
-
- the_proxy->current_state = _States_Set( STATES_DORMANT, the_state );
-
- the_proxy->Wait = _Thread_Executing->Wait;
-
- _Chain_Append( &_Thread_MP_Active_proxies, &the_proxy->Active );
-
- return the_thread;
- }
-
- _Internal_error_Occurred(
- INTERNAL_ERROR_CORE,
- TRUE,
- INTERNAL_ERROR_OUT_OF_PROXIES
- );
-
- /*
- * NOTE: The following return insures that the compiler will
- * think that all paths return a value.
- */
-
- return NULL;
-}
-
-/*PAGE
- *
- * _Thread_MP_Find_proxy
- *
- */
-
-/*
- * The following macro provides the offset of the Active element
- * in the Thread_Proxy_control structure. This is the logical
- * equivalent of the POSITION attribute in Ada.
- */
-
-#define _Thread_MP_Proxy_Active_offset \
- ((unsigned32)&(((Thread_Proxy_control *)0))->Active)
-
-Thread_Control *_Thread_MP_Find_proxy (
- Objects_Id the_id
-)
-{
-
- Chain_Node *proxy_node;
- Thread_Control *the_thread;
- ISR_Level level;
-
-restart:
-
- _ISR_Disable( level );
-
- for ( proxy_node = _Thread_MP_Active_proxies.first;
- !_Chain_Is_tail( &_Thread_MP_Active_proxies, proxy_node ) ;
- ) {
-
- the_thread = _Addresses_Subtract_offset(
- proxy_node,
- _Thread_MP_Proxy_Active_offset
- );
-
- if ( _Objects_Are_ids_equal( the_thread->Object.id, the_id ) ) {
- _ISR_Enable( level );
- return the_thread;
- }
-
- _ISR_Flash( level );
-
- proxy_node = proxy_node->next;
-
- /*
- * A proxy which is only dormant is not in a blocking state.
- * Therefore, we are looking at proxy which has been moved from
- * active to inactive chain (by an ISR) and need to restart
- * the search.
- */
-
- if ( _States_Is_only_dormant( the_thread->current_state ) ) {
- _ISR_Enable( level );
- goto restart;
- }
- }
-
- _ISR_Enable( level );
- return NULL;
-}