1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
/*
* COPYRIGHT (c) 1989-2012.
* 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.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/libcsupport.h>
#include "tmacros.h"
const char rtems_test_name[] = "SP 64";
/* forward declarations to avoid warnings */
rtems_task Init(rtems_task_argument argument);
uint32_t Area1[50] CPU_STRUCTURE_ALIGNMENT;
uint32_t Area2[50] CPU_STRUCTURE_ALIGNMENT;
rtems_task Init(
rtems_task_argument ignored
)
{
rtems_id region1;
rtems_id region2;
rtems_status_code sc;
bool ok;
uintptr_t to_alloc;
void *alloced;
rtems_resource_snapshot snapshot;
void *greedy;
TEST_BEGIN();
puts( "Allocate one region -- so second auto extends" );
sc = rtems_region_create(
rtems_build_name( 'R', 'N', '1', ' ' ),
Area1,
sizeof(Area1),
8,
RTEMS_DEFAULT_ATTRIBUTES,
®ion1
);
rtems_test_assert( sc == RTEMS_SUCCESSFUL );
greedy = rtems_workspace_greedy_allocate_all_except_largest( &to_alloc );
rtems_resource_snapshot_take( &snapshot );
puts( "Init - rtems_region_create - auto-extend - RTEMS_UNSATISFIED" );
while ( to_alloc > 8 ) {
ok = rtems_workspace_allocate( to_alloc, &alloced );
rtems_test_assert( ok );
sc = rtems_region_create(
rtems_build_name( 'R', 'N', '2', ' ' ),
Area2,
sizeof(Area2),
8,
RTEMS_DEFAULT_ATTRIBUTES,
®ion2
);
rtems_workspace_free( alloced );
if ( sc == RTEMS_SUCCESSFUL )
break;
rtems_test_assert( sc == RTEMS_TOO_MANY );
/*
* Verify heap is still in same shape if we couldn't allocate a region
*/
ok = rtems_resource_snapshot_check( &snapshot );
rtems_test_assert( ok );
to_alloc -= 8;
}
rtems_test_assert( sc == RTEMS_SUCCESSFUL );
/*
* Verify heap is still in same shape after we free the region
*/
puts( "Init - rtems_region_delete - OK" );
sc = rtems_region_delete( region2 );
rtems_test_assert( sc == RTEMS_SUCCESSFUL );
puts( "Init - verify workspace has same memory" );
ok = rtems_resource_snapshot_check( &snapshot );
rtems_test_assert( ok );
rtems_workspace_greedy_free( greedy );
TEST_END();
rtems_test_exit(0);
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_MAXIMUM_REGIONS rtems_resource_unlimited( 2 )
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_MEMORY_OVERHEAD 1
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* global variables */
|