forked from Imagelibrary/rtems
116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/*
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* COPYRIGHT (c) 1989-2012.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <rtems/libcsupport.h>
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#include "tmacros.h"
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/* forward declarations to avoid warnings */
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rtems_task Init(rtems_task_argument argument);
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uint32_t Area1[50] CPU_STRUCTURE_ALIGNMENT;
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uint32_t Area2[50] CPU_STRUCTURE_ALIGNMENT;
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rtems_task Init(
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rtems_task_argument ignored
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)
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{
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rtems_id region1;
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rtems_id region2;
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rtems_status_code sc;
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bool ok;
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uintptr_t to_alloc;
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void *alloced;
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rtems_resource_snapshot snapshot;
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void *greedy;
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puts( "\n\n*** TEST 64 ***" );
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puts( "Allocate one region -- so second auto extends" );
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sc = rtems_region_create(
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rtems_build_name( 'R', 'N', '1', ' ' ),
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Area1,
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sizeof(Area1),
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8,
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RTEMS_DEFAULT_ATTRIBUTES,
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®ion1
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);
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rtems_test_assert( sc == RTEMS_SUCCESSFUL );
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greedy = rtems_workspace_greedy_allocate_all_except_largest( &to_alloc );
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rtems_resource_snapshot_take( &snapshot );
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puts( "Init - rtems_region_create - auto-extend - RTEMS_UNSATISFIED" );
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while ( to_alloc > 8 ) {
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ok = rtems_workspace_allocate( to_alloc, &alloced );
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rtems_test_assert( ok );
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sc = rtems_region_create(
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rtems_build_name( 'R', 'N', '2', ' ' ),
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Area2,
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sizeof(Area2),
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8,
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RTEMS_DEFAULT_ATTRIBUTES,
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®ion2
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);
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rtems_workspace_free( alloced );
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if ( sc == RTEMS_SUCCESSFUL )
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break;
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rtems_test_assert( sc == RTEMS_TOO_MANY );
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/*
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* Verify heap is still in same shape if we couldn't allocate a region
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*/
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ok = rtems_resource_snapshot_check( &snapshot );
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rtems_test_assert( ok );
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to_alloc -= 8;
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}
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rtems_test_assert( sc == RTEMS_SUCCESSFUL );
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/*
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* Verify heap is still in same shape after we free the region
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*/
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puts( "Init - rtems_region_delete - OK" );
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sc = rtems_region_delete( region2 );
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rtems_test_assert( sc == RTEMS_SUCCESSFUL );
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puts( "Init - verify workspace has same memory" );
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ok = rtems_resource_snapshot_check( &snapshot );
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rtems_test_assert( ok );
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rtems_workspace_greedy_free( greedy );
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puts( "*** END OF TEST 64 ***" );
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rtems_test_exit(0);
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}
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/* configuration information */
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#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
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#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
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#define CONFIGURE_MAXIMUM_TASKS 1
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#define CONFIGURE_MAXIMUM_REGIONS rtems_resource_unlimited( 2 )
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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#define CONFIGURE_MEMORY_OVERHEAD 1
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#define CONFIGURE_INIT
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#include <rtems/confdefs.h>
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/* global variables */
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