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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [tests/] [samples/] [unlimited/] [test3.c] - Rev 30
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/* Init * * This routine is the initialization task for this test program. * It is called from init_exec and has the responsibility for creating * and starting the tasks that make up the test. If the time of day * clock is required for the test, it should also be set to a known * value by this function. * * Input parameters: NONE * * Output parameters: NONE * * COPYRIGHT (c) 1989-1997. * On-Line Applications Research Corporation (OAR). * Copyright assigned to U.S. Government, 1994. * * The license and distribution terms for this file may in * the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: test3.c,v 1.2 2001-09-27 12:02:29 chris Exp $ */ #include "system.h" #include <stdio.h> void test3() { rtems_status_code result; rtems_unsigned32 remove_task; rtems_unsigned32 block; rtems_unsigned32 task_count = 0; char c1 = 'a'; char c2 = 'a'; char c3 = '0'; char c4 = '0'; printf( "\n TEST3 : free more than 3 x allocation size, but not the same block,\n" " then free a block\n"); /* * Check the value of the allocation unit */ if (TASK_ALLOCATION_SIZE < 4) { printf( " FAIL3 : task allocation size must be greater than 4.\n"); exit( 1 ); } /* * Allocate as many tasks as possible. */ while (task_count < MAX_TASKS) { rtems_name name; printf(" TEST3 : creating task '%c%c%c%c', ", c1, c2, c3, c4); name = rtems_build_name(c1, c2, c3, c4); result = rtems_task_create(name, 10, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_ATTRIBUTES, RTEMS_LOCAL, &task_id[task_count]); if (status_code_bad(result)) break; printf("number = %3i, id = %08x, starting, ", task_count, task_id[task_count]); fflush(stdout); result = rtems_task_start(task_id[task_count], test_task, (rtems_task_argument) task_count); if (status_code_bad(result)) break; /* * Update the name. */ NEXT_TASK_NAME(c1, c2, c3, c4); task_count++; } /* * Take out 3 tasks from each block of allocated tasks. Do this for * allocation size number of blocks. */ if (task_count < (TASK_ALLOCATION_SIZE * 11)) { printf( " FAIL3 : not enough tasks created -\n" " task created = %i, required number = %i\n", task_count, (TASK_ALLOCATION_SIZE * 11)); exit( 1 ); } for (block = 0; block < TASK_ALLOCATION_SIZE; block++) { for (remove_task = ((block * TASK_ALLOCATION_SIZE) - TASK_INDEX_OFFSET); remove_task < (((block * TASK_ALLOCATION_SIZE) + 3) - TASK_INDEX_OFFSET); remove_task++) { if (!task_id[remove_task]) { printf( " FAIL3 : remove task has a 0 id -\n" " task number = %i\n", remove_task); exit( 1 ); } printf(" TEST3 : remove, signal task %08x, ", task_id[remove_task]); rtems_event_send(task_id[remove_task], 1); task_id[remove_task] = 0; } } /* * Remove a complete block, not the first, forces a scan of the blocks in the * allocator's free routine */ for (remove_task = (TASK_ALLOCATION_SIZE - TASK_INDEX_OFFSET); remove_task < ((TASK_ALLOCATION_SIZE * 2) - - TASK_INDEX_OFFSET); remove_task++) { if (task_id[remove_task]) { printf(" TEST3 : remove, signal task %08x, ", task_id[remove_task]); rtems_event_send(task_id[remove_task], 1); task_id[remove_task] = 0; } } destory_all_tasks("TEST3"); printf( " TEST3 : completed\n" ); }
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