Initial revision

testsuites/mptests/mp04/task1.c

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+/*  Test_task
+ *
+ *  This task tests the rtems_task_set_priority directive on a remote task.
+ *
+ *  Input parameters:
+ *    argument - task argument
+ *
+ *  Output parameters:  NONE
+ *
+ *  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 "system.h"
+
+extern rtems_multiprocessing_table Multiprocessing_configuration;
+
+rtems_task Test_task(
+  rtems_task_argument argument
+)
+{
+  rtems_id            tid;
+  rtems_status_code   status;
+  rtems_unsigned32    remote_node;
+  rtems_id            remote_tid;
+  rtems_task_priority previous_priority;
+  rtems_task_priority previous_priority_1;
+
+  status = rtems_task_ident( RTEMS_SELF, RTEMS_SEARCH_ALL_NODES, &tid );
+  directive_failed( status, "rtems_task_ident" );
+
+  puts( "Getting TID of remote task" );
+  remote_node = (Multiprocessing_configuration.node == 1) ? 2 : 1;
+  puts_nocr( "Remote task's name is : " );
+  put_name( Task_name[ remote_node ], TRUE );
+
+  do {
+      status = rtems_task_ident(
+          Task_name[ remote_node ],
+          RTEMS_SEARCH_ALL_NODES,
+          &remote_tid
+          );
+  } while ( status != RTEMS_SUCCESSFUL );
+
+  directive_failed( status, "rtems_task_ident" );
+
+  status = rtems_task_set_priority(
+    remote_tid,
+    Multiprocessing_configuration.node,
+    &previous_priority
+  );
+  directive_failed( status, "rtems_task_set_priority" );
+
+  if ( previous_priority != remote_node ) {
+    printf(
+      "Remote priority (0x%x) does not match remote node (0x%x)!!!\n",
+      previous_priority,
+      remote_node
+    );
+    exit( 0xf0000 );
+  }
+
+  do {
+    status = rtems_task_set_priority(
+      RTEMS_SELF,
+      RTEMS_CURRENT_PRIORITY,
+      &previous_priority_1
+    );
+    directive_failed( status, "rtems_task_set_priority" );
+  } while ( previous_priority_1 != remote_node );
+
+  puts( "Local task priority has been set" );
+
+  puts( "*** END OF TEST 4 ***" );
+  exit( 0 );
+}