1 | /* |
---|
2 | * COPYRIGHT (c) 1989-2012. |
---|
3 | * On-Line Applications Research Corporation (OAR). |
---|
4 | * |
---|
5 | * The license and distribution terms for this file may be |
---|
6 | * found in the file LICENSE in this distribution or at |
---|
7 | * http://www.rtems.org/license/LICENSE. |
---|
8 | */ |
---|
9 | |
---|
10 | #ifdef HAVE_CONFIG_H |
---|
11 | #include "config.h" |
---|
12 | #endif |
---|
13 | |
---|
14 | #include <tmacros.h> |
---|
15 | #include <rtems/devnull.h> |
---|
16 | #include <rtems/devzero.h> |
---|
17 | #include <rtems/libio.h> |
---|
18 | |
---|
19 | const char rtems_test_name[] = "SP 21"; |
---|
20 | |
---|
21 | /* forward declarations to avoid warnings */ |
---|
22 | rtems_task Init(rtems_task_argument argument); |
---|
23 | void do_test_io_manager(void); |
---|
24 | void do_test_io_lookup_name(void); |
---|
25 | void do_test_zero_driver(void); |
---|
26 | |
---|
27 | #define PRIurtems_device_major_number PRIu32 |
---|
28 | |
---|
29 | #define STUB_DRIVER_MAJOR 0x2 |
---|
30 | #define ZERO_DRIVER_MAJOR 0x3 |
---|
31 | #define NO_DRIVER_MAJOR 0x4 |
---|
32 | #define INVALID_DRIVER_MAJOR UINT32_MAX |
---|
33 | |
---|
34 | /* driver entries to use with io_register */ |
---|
35 | rtems_driver_address_table GoodDriver = DEVNULL_DRIVER_TABLE_ENTRY; |
---|
36 | rtems_driver_address_table BadDriver_Nothing = { |
---|
37 | NULL, NULL, NULL, NULL, NULL, NULL |
---|
38 | }; |
---|
39 | |
---|
40 | void do_test_io_manager(void) |
---|
41 | { |
---|
42 | rtems_status_code status; |
---|
43 | rtems_device_major_number registered; |
---|
44 | rtems_device_major_number registered_worked; |
---|
45 | |
---|
46 | puts( "----- TESTING THE NULL DRIVER CHECKS -----" ); |
---|
47 | |
---|
48 | status = rtems_io_initialize( NO_DRIVER_MAJOR, 0, NULL ); |
---|
49 | directive_failed( status, "rtems_io_initialize" ); |
---|
50 | puts( "rtems_io_initialize - NULL DRIVER RTEMS_SUCCESSFUL" ); |
---|
51 | |
---|
52 | status = rtems_io_open( NO_DRIVER_MAJOR, 0, NULL ); |
---|
53 | directive_failed( status, "rtems_io_open" ); |
---|
54 | puts( "rtems_io_open - NULL DRIVER RTEMS_SUCCESSFUL" ); |
---|
55 | |
---|
56 | status = rtems_io_close( NO_DRIVER_MAJOR, 0, NULL ); |
---|
57 | directive_failed( status, "rtems_io_close" ); |
---|
58 | puts( "rtems_io_close - NULL DRIVER RTEMS_SUCCESSFUL" ); |
---|
59 | |
---|
60 | status = rtems_io_read( NO_DRIVER_MAJOR, 0, NULL ); |
---|
61 | directive_failed( status, "rtems_io_read" ); |
---|
62 | puts( "rtems_io_read - NULL DRIVER RTEMS_SUCCESSFUL" ); |
---|
63 | |
---|
64 | status = rtems_io_write( NO_DRIVER_MAJOR, 0, NULL ); |
---|
65 | directive_failed( status, "rtems_io_write" ); |
---|
66 | puts( "rtems_io_write - NULL DRIVER RTEMS_SUCCESSFUL" ); |
---|
67 | |
---|
68 | status = rtems_io_control( NO_DRIVER_MAJOR, 0, NULL ); |
---|
69 | directive_failed( status, "rtems_io_control" ); |
---|
70 | puts( "rtems_io_control - NULL DRIVER RTEMS_SUCCESSFUL" ); |
---|
71 | |
---|
72 | puts( "----- TESTING THE I/O MANAGER DIRECTIVES -----" ); |
---|
73 | |
---|
74 | status = rtems_io_initialize( STUB_DRIVER_MAJOR, 0, NULL ); |
---|
75 | directive_failed( status, "rtems_io_initialize" ); |
---|
76 | puts( "rtems_io_initialize - STUB DRIVER RTEMS_SUCCESSFUL" ); |
---|
77 | |
---|
78 | status = rtems_io_open( STUB_DRIVER_MAJOR, 0, NULL ); |
---|
79 | directive_failed( status, "rtems_io_open" ); |
---|
80 | puts( "rtems_io_open - STUB DRIVER RTEMS_SUCCESSFUL" ); |
---|
81 | |
---|
82 | status = rtems_io_close( STUB_DRIVER_MAJOR, 0, NULL ); |
---|
83 | directive_failed( status, "rtems_io_close" ); |
---|
84 | puts( "rtems_io_close - STUB DRIVER RTEMS_SUCCESSFUL" ); |
---|
85 | |
---|
86 | status = rtems_io_read( STUB_DRIVER_MAJOR, 0, NULL ); |
---|
87 | directive_failed( status, "rtems_io_read" ); |
---|
88 | puts( "rtems_io_read - STUB DRIVER RTEMS_SUCCESSFUL" ); |
---|
89 | |
---|
90 | status = rtems_io_write( STUB_DRIVER_MAJOR, 0, NULL ); |
---|
91 | directive_failed( status, "rtems_io_write" ); |
---|
92 | puts( "rtems_io_write - STUB DRIVER RTEMS_SUCCESSFUL" ); |
---|
93 | |
---|
94 | status = rtems_io_control( STUB_DRIVER_MAJOR, 0, NULL ); |
---|
95 | directive_failed( status, "rtems_io_control" ); |
---|
96 | puts( "rtems_io_control - STUB DRIVER RTEMS_SUCCESSFUL" ); |
---|
97 | |
---|
98 | /* |
---|
99 | * Invalid major number |
---|
100 | */ |
---|
101 | puts( "----- RETURNING INVALID MAJOR NUMBER -----" ); |
---|
102 | |
---|
103 | status = rtems_io_initialize( INVALID_DRIVER_MAJOR, 0, NULL ); |
---|
104 | fatal_directive_status( |
---|
105 | status, |
---|
106 | RTEMS_INVALID_NUMBER, |
---|
107 | "rtems_io_initialize" |
---|
108 | ); |
---|
109 | puts( "rtems_io_initialize - RTEMS_INVALID_NUMBER" ); |
---|
110 | |
---|
111 | status = rtems_io_open( INVALID_DRIVER_MAJOR, 0, NULL ); |
---|
112 | fatal_directive_status( |
---|
113 | status, |
---|
114 | RTEMS_INVALID_NUMBER, |
---|
115 | "rtems_io_open" |
---|
116 | ); |
---|
117 | puts( "rtems_io_open - RTEMS_INVALID_NUMBER" ); |
---|
118 | |
---|
119 | /* |
---|
120 | * Exercise the io register driver directive |
---|
121 | */ |
---|
122 | puts( "----- EXERCISE DRIVER REGISTER -----" ); |
---|
123 | |
---|
124 | status = rtems_io_register_driver( 0, &GoodDriver, NULL ); |
---|
125 | fatal_directive_status( |
---|
126 | status, |
---|
127 | RTEMS_INVALID_ADDRESS, |
---|
128 | "rtems_io_register_driver" |
---|
129 | ); |
---|
130 | puts( |
---|
131 | "rtems_io_register_driver - RTEMS_INVALID_ADDRESS - NULL registered" |
---|
132 | ); |
---|
133 | |
---|
134 | status = rtems_io_register_driver( 0, NULL, ®istered ); |
---|
135 | fatal_directive_status( |
---|
136 | status, |
---|
137 | RTEMS_INVALID_ADDRESS, |
---|
138 | "rtems_io_register_driver" |
---|
139 | ); |
---|
140 | puts( |
---|
141 | "rtems_io_register_driver - RTEMS_INVALID_ADDRESS - NULL device" |
---|
142 | ); |
---|
143 | |
---|
144 | status = rtems_io_register_driver( 0, &BadDriver_Nothing, ®istered ); |
---|
145 | fatal_directive_status( |
---|
146 | status, |
---|
147 | RTEMS_INVALID_ADDRESS, |
---|
148 | "rtems_io_register_driver" |
---|
149 | ); |
---|
150 | puts( |
---|
151 | "rtems_io_register_driver - RTEMS_INVALID_ADDRESS - no callouts" |
---|
152 | ); |
---|
153 | |
---|
154 | status = rtems_io_register_driver( |
---|
155 | INVALID_DRIVER_MAJOR, &GoodDriver, ®istered ); |
---|
156 | fatal_directive_status( |
---|
157 | status, |
---|
158 | RTEMS_INVALID_NUMBER, |
---|
159 | "rtems_io_register_driver" |
---|
160 | ); |
---|
161 | puts( "rtems_io_register_driver - RTEMS_INVALID_NUMBER - bad major" ); |
---|
162 | |
---|
163 | /* this has to succeed to overwrite NULL driver entry required above. */ |
---|
164 | status = rtems_io_register_driver( 0, &GoodDriver, ®istered_worked ); |
---|
165 | directive_failed( status, "rtems_io_register_driver" ); |
---|
166 | puts( "rtems_io_register_driver - RTEMS_SUCCESSFUL - overwrite NULL" ); |
---|
167 | |
---|
168 | status = rtems_io_register_driver( 0, &GoodDriver, ®istered ); |
---|
169 | if ( status == RTEMS_SUCCESSFUL ) |
---|
170 | printf( |
---|
171 | "registered major = %" PRIurtems_device_major_number "\n", registered ); |
---|
172 | fatal_directive_status( |
---|
173 | status, |
---|
174 | RTEMS_TOO_MANY, |
---|
175 | "rtems_io_register_driver" |
---|
176 | ); |
---|
177 | puts( "rtems_io_register_driver - RTEMS_TOO_MANY - no slots" ); |
---|
178 | |
---|
179 | /* there should be a driver at major 1 -- clock, console, or stub */ |
---|
180 | status = rtems_io_register_driver( 1, &GoodDriver, ®istered ); |
---|
181 | fatal_directive_status( |
---|
182 | status, |
---|
183 | RTEMS_RESOURCE_IN_USE, |
---|
184 | "rtems_io_register_driver" |
---|
185 | ); |
---|
186 | puts( |
---|
187 | "rtems_io_register_driver - RTEMS_RESOURCE_IN_USE - major in use" |
---|
188 | ); |
---|
189 | |
---|
190 | /* this should unregister the device driver we registered above */ |
---|
191 | status = rtems_io_unregister_driver( registered_worked ); |
---|
192 | directive_failed( status, "rtems_io_unregister_driver" ); |
---|
193 | puts( "rtems_io_unregister_driver - RTEMS_SUCCESSFUL" ); |
---|
194 | } |
---|
195 | |
---|
196 | void do_test_io_lookup_name(void) |
---|
197 | { |
---|
198 | rtems_status_code sc; |
---|
199 | rtems_driver_name_t info; |
---|
200 | |
---|
201 | puts( "rtems_io_lookup_name( \"\", &info ) - RTEMS_UNSATISFIED" ); |
---|
202 | sc = rtems_io_lookup_name( "", &info ); |
---|
203 | fatal_directive_status( sc, RTEMS_UNSATISFIED, "lookup empty string" ); |
---|
204 | |
---|
205 | puts( "rtems_io_lookup_name( \"/dev\", &info ) - RTEMS_UNSATISFIED" ); |
---|
206 | sc = rtems_io_lookup_name( "/dev", &info ); |
---|
207 | fatal_directive_status( sc, RTEMS_UNSATISFIED, "lookup empty string" ); |
---|
208 | |
---|
209 | puts( "rtems_io_lookup_name( \"/dev/null\", &info ) - RTEMS_SUCCESSFUL" ); |
---|
210 | sc = rtems_io_lookup_name( "/dev/null", &info ); |
---|
211 | directive_failed( sc, "lookup /dev/null" ); |
---|
212 | } |
---|
213 | |
---|
214 | void do_test_zero_driver(void) |
---|
215 | { |
---|
216 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
---|
217 | char in = 'I'; |
---|
218 | rtems_libio_rw_args_t rw_in = { |
---|
219 | .buffer = &in, |
---|
220 | .count = sizeof(in) |
---|
221 | }; |
---|
222 | char out = 'O'; |
---|
223 | rtems_libio_rw_args_t rw_out = { |
---|
224 | .buffer = &out, |
---|
225 | .count = sizeof(out) |
---|
226 | }; |
---|
227 | |
---|
228 | puts( "----- TESTING THE ZERO DRIVER CHECKS -----" ); |
---|
229 | |
---|
230 | sc = rtems_io_initialize( ZERO_DRIVER_MAJOR, 0, NULL ); |
---|
231 | rtems_test_assert( sc == RTEMS_TOO_MANY ); |
---|
232 | |
---|
233 | sc = rtems_io_open( ZERO_DRIVER_MAJOR, 0, NULL ); |
---|
234 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
---|
235 | |
---|
236 | sc = rtems_io_close( ZERO_DRIVER_MAJOR, 0, NULL ); |
---|
237 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
---|
238 | |
---|
239 | sc = rtems_io_read( ZERO_DRIVER_MAJOR, 0, &rw_in ); |
---|
240 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
---|
241 | rtems_test_assert( in == 0 ); |
---|
242 | rtems_test_assert( rw_in.bytes_moved == sizeof(in) ); |
---|
243 | |
---|
244 | sc = rtems_io_write( ZERO_DRIVER_MAJOR, 0, &rw_out ); |
---|
245 | rtems_test_assert( sc == RTEMS_SUCCESSFUL ); |
---|
246 | rtems_test_assert( out == 'O' ); |
---|
247 | rtems_test_assert( rw_out.bytes_moved == sizeof(out) ); |
---|
248 | |
---|
249 | sc = rtems_io_control( ZERO_DRIVER_MAJOR, 0, NULL ); |
---|
250 | rtems_test_assert( sc == RTEMS_IO_ERROR ); |
---|
251 | } |
---|
252 | |
---|
253 | rtems_task Init( |
---|
254 | rtems_task_argument argument |
---|
255 | ) |
---|
256 | { |
---|
257 | TEST_BEGIN(); |
---|
258 | |
---|
259 | do_test_io_manager(); |
---|
260 | |
---|
261 | do_test_io_lookup_name(); |
---|
262 | |
---|
263 | do_test_zero_driver(); |
---|
264 | |
---|
265 | TEST_END(); |
---|
266 | rtems_test_exit( 0 ); |
---|
267 | } |
---|
268 | |
---|
269 | /* configuration information */ |
---|
270 | |
---|
271 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
---|
272 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
---|
273 | #define CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER |
---|
274 | #define CONFIGURE_APPLICATION_NEEDS_ZERO_DRIVER |
---|
275 | #define CONFIGURE_APPLICATION_NEEDS_NULL_DRIVER |
---|
276 | |
---|
277 | #define CONFIGURE_MAXIMUM_TASKS 1 |
---|
278 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
---|
279 | |
---|
280 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
---|
281 | |
---|
282 | #define CONFIGURE_INIT |
---|
283 | #include <rtems/confdefs.h> |
---|
284 | /* end of file */ |
---|