sptests/sp40/init.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *  IO Manager Dynamic Registration
0005  *
0006  *  COPYRIGHT (c) 1989-2012.
0007  *  On-Line Applications Research Corporation (OAR).
0008  *
0009  *  Copyright (c) 2009 embedded brains GmbH & Co. KG
0010  *
0011  * Redistribution and use in source and binary forms, with or without
0012  * modification, are permitted provided that the following conditions
0013  * are met:
0014  * 1. Redistributions of source code must retain the above copyright
0015  *    notice, this list of conditions and the following disclaimer.
0016  * 2. Redistributions in binary form must reproduce the above copyright
0017  *    notice, this list of conditions and the following disclaimer in the
0018  *    documentation and/or other materials provided with the distribution.
0019  *
0020  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0021  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0022  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0023  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0024  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0025  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0026  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0027  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0028  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0029  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0030  * POSSIBILITY OF SUCH DAMAGE.
0031  */
0032
0033 #ifdef HAVE_CONFIG_H
0034 #include "config.h"
0035 #endif
0036
0037 #include <tmacros.h>
0038
0039 #include <rtems/ioimpl.h>
0040
0041 const char rtems_test_name[] = "SP 40";
0042
0043 /* forward declarations to avoid warnings */
0044 rtems_task Init(rtems_task_argument argument);
0045
0046 static rtems_device_driver test_open(
0047      rtems_device_major_number  minor,
0048      rtems_device_minor_number  major,
0049      void                      *ignored
0050 )
0051 {
0052   return RTEMS_IO_ERROR;
0053 }
0054
0055 static rtems_driver_address_table test_driver = {
0056   .initialization_entry = NULL,
0057   .open_entry = test_open,
0058   .close_entry = NULL,
0059   .read_entry = NULL,
0060   .write_entry = NULL,
0061   .control_entry = NULL
0062 };
0063
0064 #define test_interrupt_context_enter( level ) \
0065   do { \
0066     rtems_interrupt_local_disable( level ); \
0067     ++_ISR_Nest_level; \
0068   } while (0)
0069
0070 #define test_interrupt_context_leave( level ) \
0071   do { \
0072     --_ISR_Nest_level; \
0073     rtems_interrupt_local_enable( level ); \
0074   } while (0)
0075
0076 rtems_task Init(
0077   rtems_task_argument argument
0078 )
0079 {
0080   rtems_status_code         sc;
0081   rtems_device_major_number registered;
0082   rtems_device_major_number registered_not;
0083   rtems_device_major_number invalid_major = _IO_Number_of_drivers + 1;
0084   rtems_interrupt_level level;
0085   bool do_interrupt_context_test = true;
0086
0087   TEST_BEGIN();
0088
0089   /* Ensure that this test works as expected */
0090   test_interrupt_context_enter( level );
0091   do_interrupt_context_test = rtems_interrupt_is_in_progress();
0092   test_interrupt_context_leave( level );
0093
0094   /*
0095    *  Register a driver with init == NULL and open != NULL
0096    */
0097
0098   puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" );
0099   sc = rtems_io_register_driver( 0, &test_driver, &registered );
0100   printf( "Init - Major slot returned = %d\n", (int) registered );
0101   directive_failed( sc, "rtems_io_register_driver" );
0102
0103   puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" );
0104   sc = rtems_io_register_driver( 0, &test_driver, &registered_not );
0105   printf( "Init - Major slot returned = %d\n", (int) registered_not );
0106   fatal_directive_status(
0107     sc,
0108     RTEMS_TOO_MANY,
0109     "rtems_io_register_driver too many"
0110   );
0111
0112   puts( "Init - rtems_io_register_driver - used slot" );
0113   sc = rtems_io_register_driver( registered, &test_driver, &registered_not );
0114   fatal_directive_status(
0115     sc,
0116     RTEMS_RESOURCE_IN_USE,
0117     "rtems_io_register_driver slot in use"
0118   );
0119
0120   puts( "Init - rtems_io_unregister_driver - used slot" );
0121   sc = rtems_io_unregister_driver( registered );
0122   directive_failed( sc, "rtems_io_unregister_driver" );
0123
0124   puts( "Init - rtems_io_register_driver - free slot" );
0125   sc = rtems_io_register_driver( registered, &test_driver, &registered );
0126   directive_failed( sc, "rtems_io_register_driver" );
0127
0128   puts( "Init - rtems_io_register_driver - called from interrupt context" );
0129   if ( do_interrupt_context_test ) {
0130     test_interrupt_context_enter( level );
0131     sc = rtems_io_register_driver( 0, NULL, NULL );
0132     test_interrupt_context_leave( level );
0133     fatal_directive_status(
0134       sc,
0135       RTEMS_CALLED_FROM_ISR,
0136       "rtems_io_register_driver"
0137     );
0138   }
0139
0140   puts( "Init - rtems_io_register_driver - invalid registered major pointer" );
0141   sc = rtems_io_register_driver( 0, NULL, NULL );
0142   fatal_directive_status(
0143     sc,
0144     RTEMS_INVALID_ADDRESS,
0145     "rtems_io_register_driver"
0146   );
0147
0148   puts( "Init - rtems_io_register_driver - invalid driver table pointer" );
0149   sc = rtems_io_register_driver( 0, NULL, &registered );
0150   fatal_directive_status(
0151     sc,
0152     RTEMS_INVALID_ADDRESS,
0153     "rtems_io_register_driver"
0154   );
0155
0156   puts( "Init - rtems_io_register_driver - invalid empty driver table" );
0157   test_driver.open_entry = NULL;
0158   sc = rtems_io_register_driver( 0, &test_driver, &registered );
0159   test_driver.open_entry = test_open;
0160   fatal_directive_status(
0161     sc,
0162     RTEMS_INVALID_ADDRESS,
0163     "rtems_io_register_driver"
0164   );
0165
0166   puts( "Init - rtems_io_register_driver - invalid major" );
0167   sc = rtems_io_register_driver( invalid_major, &test_driver, &registered );
0168   fatal_directive_status(
0169     sc,
0170     RTEMS_INVALID_NUMBER,
0171     "rtems_io_register_driver"
0172   );
0173
0174   puts( "Init - rtems_io_unregister_driver - called from interrupt context" );
0175   if ( do_interrupt_context_test ) {
0176     test_interrupt_context_enter( level );
0177     sc = rtems_io_unregister_driver( 0 );
0178     test_interrupt_context_leave( level );
0179     fatal_directive_status(
0180       sc,
0181       RTEMS_CALLED_FROM_ISR,
0182       "rtems_io_unregister_driver"
0183     );
0184   }
0185
0186   puts( "Init - rtems_io_unregister_driver - invalid major number" );
0187   sc = rtems_io_unregister_driver( invalid_major );
0188   fatal_directive_status(
0189     sc,
0190     RTEMS_UNSATISFIED,
0191     "rtems_io_unregister_driver"
0192   );
0193
0194   TEST_END();
0195   rtems_test_exit( 0 );
0196 }
0197
0198 /* configuration information */
0199
0200 #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
0201 #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
0202 #define CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER
0203
0204 /* more one more driver slot than are statically configured */
0205 #define CONFIGURE_MAXIMUM_DRIVERS 2
0206
0207 #define CONFIGURE_MAXIMUM_TASKS  1
0208 #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
0209
0210 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE
0211
0212 #define CONFIGURE_INIT
0213 #include <rtems/confdefs.h>
0214
0215 /* end of include file */