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/*
* Classic API Signal to Task from ISR
*
* COPYRIGHT (c) 1989-2007.
* 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.com/license/LICENSE.
*
* $Id$
*/
#include <bsp.h>
#include "../../testmacros.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
volatile bool signal_sent;
volatile bool signal_processed;
rtems_id main_task;
void signal_handler(
rtems_signal_set signals
)
{
signal_processed = TRUE;
}
rtems_timer_service_routine test_signal_from_isr(
rtems_id timer,
void *arg
)
{
rtems_status_code status;
status = rtems_signal_send( main_task, 0x0a0b0c0d );
signal_sent = TRUE;
}
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
rtems_id timer;
rtems_interval start;
rtems_interval now;
puts( "\n\n*** SIGNAL FROM TST TEST ***" );
main_task = rtems_task_self();
/*
* Timer used in multiple ways
*/
status = rtems_timer_create( 1, &timer );
assert( status == RTEMS_SUCCESSFUL );
/*
* Get starting time
*/
status = rtems_clock_get( RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &start );
assert( status == RTEMS_SUCCESSFUL );
status = rtems_signal_catch( signal_handler, RTEMS_DEFAULT_MODES );
assert( status == RTEMS_SUCCESSFUL );
puts( "rtems_signal_catch - handler installed" );
/*
* Test Signal from ISR
*/
signal_sent = FALSE;
status = rtems_timer_fire_after( timer, 50, test_signal_from_isr, NULL );
assert( status == RTEMS_SUCCESSFUL );
while (1) {
status = rtems_clock_get( RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now );
assert( status == RTEMS_SUCCESSFUL );
if ( (now-start) > 100 ) {
puts( "Signal from ISR did not get processed\n" );
exit( 0 );
}
if ( signal_processed )
break;
}
puts( "Signal sent from ISR has been processed" );
puts( "*** END OF SIGNAL FROM TSR TEST ***" );
exit( 0 );
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_MAXIMUM_TIMERS 1
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
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