1 | /** |
---|
2 | * @file |
---|
3 | * |
---|
4 | * @ingroup test_bdbuf |
---|
5 | * |
---|
6 | * @brief Bdbuf test. |
---|
7 | */ |
---|
8 | |
---|
9 | /* |
---|
10 | * Copyright (c) 2009-2012 embedded brains GmbH. All rights reserved. |
---|
11 | * |
---|
12 | * embedded brains GmbH |
---|
13 | * Obere Lagerstr. 30 |
---|
14 | * 82178 Puchheim |
---|
15 | * Germany |
---|
16 | * <rtems@embedded-brains.de> |
---|
17 | * |
---|
18 | * The license and distribution terms for this file may be |
---|
19 | * found in the file LICENSE in this distribution or at |
---|
20 | * http://www.rtems.org/license/LICENSE. |
---|
21 | */ |
---|
22 | |
---|
23 | #ifdef HAVE_CONFIG_H |
---|
24 | #include "config.h" |
---|
25 | #endif |
---|
26 | |
---|
27 | #include "tmacros.h" |
---|
28 | |
---|
29 | #include <rtems.h> |
---|
30 | #include <rtems/ramdisk.h> |
---|
31 | #include <rtems/bdbuf.h> |
---|
32 | #include <rtems/diskdevs.h> |
---|
33 | |
---|
34 | const char rtems_test_name[] = "BLOCK 3"; |
---|
35 | |
---|
36 | /* forward declarations to avoid warnings */ |
---|
37 | static rtems_task Init(rtems_task_argument argument); |
---|
38 | |
---|
39 | #define ASSERT_SC(sc) rtems_test_assert((sc) == RTEMS_SUCCESSFUL) |
---|
40 | |
---|
41 | #define PRIORITY_INIT 10 |
---|
42 | |
---|
43 | #define PRIORITY_SWAPOUT 50 |
---|
44 | |
---|
45 | #define PRIORITY_HIGH 30 |
---|
46 | |
---|
47 | #define PRIORITY_LOW 40 |
---|
48 | |
---|
49 | #define BLOCK_SIZE 512 |
---|
50 | |
---|
51 | #define BLOCK_COUNT 2 |
---|
52 | |
---|
53 | static rtems_disk_device *dd; |
---|
54 | |
---|
55 | static volatile bool sync_done = false; |
---|
56 | |
---|
57 | static rtems_id task_id_low; |
---|
58 | |
---|
59 | static rtems_id task_id_high; |
---|
60 | |
---|
61 | static void task_low(rtems_task_argument arg) |
---|
62 | { |
---|
63 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
---|
64 | rtems_bdbuf_buffer *bd = NULL; |
---|
65 | |
---|
66 | rtems_test_assert(!sync_done); |
---|
67 | |
---|
68 | printk("L: try access: 0\n"); |
---|
69 | |
---|
70 | sc = rtems_bdbuf_get(dd, 0, &bd); |
---|
71 | ASSERT_SC(sc); |
---|
72 | |
---|
73 | rtems_test_assert(sync_done); |
---|
74 | |
---|
75 | printk("L: access: 0\n"); |
---|
76 | |
---|
77 | rtems_test_assert(bd->block == 0); |
---|
78 | |
---|
79 | rtems_test_endk(); |
---|
80 | |
---|
81 | exit(0); |
---|
82 | } |
---|
83 | |
---|
84 | static void task_high(rtems_task_argument arg) |
---|
85 | { |
---|
86 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
---|
87 | rtems_bdbuf_buffer *bd = NULL; |
---|
88 | |
---|
89 | rtems_test_assert(!sync_done); |
---|
90 | |
---|
91 | printk("H: try access: 0\n"); |
---|
92 | |
---|
93 | sc = rtems_bdbuf_get(dd, 0, &bd); |
---|
94 | ASSERT_SC(sc); |
---|
95 | |
---|
96 | rtems_test_assert(sync_done); |
---|
97 | |
---|
98 | printk("H: access: 0\n"); |
---|
99 | |
---|
100 | printk("H: release: 0\n"); |
---|
101 | |
---|
102 | sc = rtems_bdbuf_release(bd); |
---|
103 | ASSERT_SC(sc); |
---|
104 | |
---|
105 | printk("H: release done: 0\n"); |
---|
106 | |
---|
107 | printk("H: try access: 1\n"); |
---|
108 | |
---|
109 | sc = rtems_bdbuf_get(dd, 1, &bd); |
---|
110 | ASSERT_SC(sc); |
---|
111 | |
---|
112 | printk("H: access: 1\n"); |
---|
113 | |
---|
114 | /* If we reach this code, we have likely a bug */ |
---|
115 | |
---|
116 | printk("H: release: 1\n"); |
---|
117 | |
---|
118 | sc = rtems_bdbuf_release(bd); |
---|
119 | ASSERT_SC(sc); |
---|
120 | |
---|
121 | printk("H: release done: 1\n"); |
---|
122 | |
---|
123 | rtems_task_delete(RTEMS_SELF); |
---|
124 | } |
---|
125 | |
---|
126 | static rtems_task Init(rtems_task_argument argument) |
---|
127 | { |
---|
128 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
---|
129 | rtems_bdbuf_buffer *bd = NULL; |
---|
130 | dev_t dev = 0; |
---|
131 | |
---|
132 | rtems_test_begink(); |
---|
133 | |
---|
134 | sc = rtems_disk_io_initialize(); |
---|
135 | ASSERT_SC(sc); |
---|
136 | |
---|
137 | sc = ramdisk_register(BLOCK_SIZE, BLOCK_COUNT, false, "/dev/rda", &dev); |
---|
138 | ASSERT_SC(sc); |
---|
139 | |
---|
140 | dd = rtems_disk_obtain(dev); |
---|
141 | rtems_test_assert(dd != NULL); |
---|
142 | |
---|
143 | sc = rtems_task_create( |
---|
144 | rtems_build_name(' ', 'L', 'O', 'W'), |
---|
145 | PRIORITY_LOW, |
---|
146 | 0, |
---|
147 | RTEMS_DEFAULT_MODES, |
---|
148 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
149 | &task_id_low |
---|
150 | ); |
---|
151 | ASSERT_SC(sc); |
---|
152 | |
---|
153 | sc = rtems_task_start(task_id_low, task_low, 0); |
---|
154 | ASSERT_SC(sc); |
---|
155 | |
---|
156 | sc = rtems_task_create( |
---|
157 | rtems_build_name('H', 'I', 'G', 'H'), |
---|
158 | PRIORITY_HIGH, |
---|
159 | 0, |
---|
160 | RTEMS_DEFAULT_MODES, |
---|
161 | RTEMS_DEFAULT_ATTRIBUTES, |
---|
162 | &task_id_high |
---|
163 | ); |
---|
164 | ASSERT_SC(sc); |
---|
165 | |
---|
166 | sc = rtems_task_start(task_id_high, task_high, 0); |
---|
167 | ASSERT_SC(sc); |
---|
168 | |
---|
169 | sc = rtems_bdbuf_get(dd, 0, &bd); |
---|
170 | ASSERT_SC(sc); |
---|
171 | |
---|
172 | sc = rtems_bdbuf_sync(bd); |
---|
173 | ASSERT_SC(sc); |
---|
174 | |
---|
175 | printk("I: sync done: 0\n"); |
---|
176 | |
---|
177 | sync_done = true; |
---|
178 | |
---|
179 | sc = rtems_task_suspend(RTEMS_SELF); |
---|
180 | ASSERT_SC(sc); |
---|
181 | } |
---|
182 | |
---|
183 | #define CONFIGURE_INIT |
---|
184 | |
---|
185 | #define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER |
---|
186 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
---|
187 | #define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK |
---|
188 | |
---|
189 | #define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM |
---|
190 | |
---|
191 | #define CONFIGURE_MAXIMUM_TASKS 3 |
---|
192 | #define CONFIGURE_MAXIMUM_DRIVERS 2 |
---|
193 | |
---|
194 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
---|
195 | |
---|
196 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
---|
197 | |
---|
198 | #define CONFIGURE_INIT_TASK_PRIORITY PRIORITY_INIT |
---|
199 | #define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_DEFAULT_ATTRIBUTES |
---|
200 | #define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES |
---|
201 | |
---|
202 | #define CONFIGURE_SWAPOUT_TASK_PRIORITY PRIORITY_SWAPOUT |
---|
203 | |
---|
204 | #define CONFIGURE_BDBUF_BUFFER_MIN_SIZE BLOCK_SIZE |
---|
205 | #define CONFIGURE_BDBUF_BUFFER_MAX_SIZE BLOCK_SIZE |
---|
206 | #define CONFIGURE_BDBUF_CACHE_MEMORY_SIZE BLOCK_SIZE |
---|
207 | |
---|
208 | #include <rtems/confdefs.h> |
---|