/*
* IO Manager Dynamic Registration
*
* COPYRIGHT (c) 1989-2012.
* On-Line Applications Research Corporation (OAR).
*
* Copyright (c) 2009 embedded brains GmbH.
*
* 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 <tmacros.h>
#include <rtems/ioimpl.h>
const char rtems_test_name[] = "SP 40";
/* forward declarations to avoid warnings */
rtems_task Init(rtems_task_argument argument);
static rtems_device_driver test_open(
rtems_device_major_number minor,
rtems_device_minor_number major,
void *ignored
)
{
return RTEMS_IO_ERROR;
}
static rtems_driver_address_table test_driver = {
.initialization_entry = NULL,
.open_entry = test_open,
.close_entry = NULL,
.read_entry = NULL,
.write_entry = NULL,
.control_entry = NULL
};
#define test_interrupt_context_enter( level ) \
do { \
rtems_interrupt_local_disable( level ); \
++_ISR_Nest_level; \
} while (0)
#define test_interrupt_context_leave( level ) \
do { \
--_ISR_Nest_level; \
rtems_interrupt_local_enable( level ); \
} while (0)
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code sc;
rtems_device_major_number registered;
rtems_device_major_number registered_not;
rtems_device_major_number invalid_major = _IO_Number_of_drivers + 1;
rtems_interrupt_level level;
bool do_interrupt_context_test = true;
TEST_BEGIN();
/* Ensure that this test works as expected */
test_interrupt_context_enter( level );
do_interrupt_context_test = rtems_interrupt_is_in_progress();
test_interrupt_context_leave( level );
/*
* Register a driver with init == NULL and open != NULL
*/
puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" );
sc = rtems_io_register_driver( 0, &test_driver, ®istered );
printf( "Init - Major slot returned = %d\n", (int) registered );
directive_failed( sc, "rtems_io_register_driver" );
puts( "Init - rtems_io_register_driver - init == NULL, open != NULL OK" );
sc = rtems_io_register_driver( 0, &test_driver, ®istered_not );
printf( "Init - Major slot returned = %d\n", (int) registered_not );
fatal_directive_status(
sc,
RTEMS_TOO_MANY,
"rtems_io_register_driver too many"
);
puts( "Init - rtems_io_register_driver - used slot" );
sc = rtems_io_register_driver( registered, &test_driver, ®istered_not );
fatal_directive_status(
sc,
RTEMS_RESOURCE_IN_USE,
"rtems_io_register_driver slot in use"
);
puts( "Init - rtems_io_unregister_driver - used slot" );
sc = rtems_io_unregister_driver( registered );
directive_failed( sc, "rtems_io_unregister_driver" );
puts( "Init - rtems_io_register_driver - free slot" );
sc = rtems_io_register_driver( registered, &test_driver, ®istered );
directive_failed( sc, "rtems_io_register_driver" );
puts( "Init - rtems_io_register_driver - called from interrupt context" );
if ( do_interrupt_context_test ) {
test_interrupt_context_enter( level );
sc = rtems_io_register_driver( 0, NULL, NULL );
test_interrupt_context_leave( level );
fatal_directive_status(
sc,
RTEMS_CALLED_FROM_ISR,
"rtems_io_register_driver"
);
}
puts( "Init - rtems_io_register_driver - invalid registered major pointer" );
sc = rtems_io_register_driver( 0, NULL, NULL );
fatal_directive_status(
sc,
RTEMS_INVALID_ADDRESS,
"rtems_io_register_driver"
);
puts( "Init - rtems_io_register_driver - invalid driver table pointer" );
sc = rtems_io_register_driver( 0, NULL, ®istered );
fatal_directive_status(
sc,
RTEMS_INVALID_ADDRESS,
"rtems_io_register_driver"
);
puts( "Init - rtems_io_register_driver - invalid empty driver table" );
test_driver.open_entry = NULL;
sc = rtems_io_register_driver( 0, &test_driver, ®istered );
test_driver.open_entry = test_open;
fatal_directive_status(
sc,
RTEMS_INVALID_ADDRESS,
"rtems_io_register_driver"
);
puts( "Init - rtems_io_register_driver - invalid major" );
sc = rtems_io_register_driver( invalid_major, &test_driver, ®istered );
fatal_directive_status(
sc,
RTEMS_INVALID_NUMBER,
"rtems_io_register_driver"
);
puts( "Init - rtems_io_unregister_driver - called from interrupt context" );
if ( do_interrupt_context_test ) {
test_interrupt_context_enter( level );
sc = rtems_io_unregister_driver( 0 );
test_interrupt_context_leave( level );
fatal_directive_status(
sc,
RTEMS_CALLED_FROM_ISR,
"rtems_io_unregister_driver"
);
}
puts( "Init - rtems_io_unregister_driver - invalid major number" );
sc = rtems_io_unregister_driver( invalid_major );
fatal_directive_status(
sc,
RTEMS_UNSATISFIED,
"rtems_io_unregister_driver"
);
TEST_END();
rtems_test_exit( 0 );
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
/* more one more driver slot than are statically configured */
#define CONFIGURE_MAXIMUM_DRIVERS 3
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* end of include file */