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/*
* Classic API Signal to Task from ISR
*
* COPYRIGHT (c) 1989-2009.
* 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.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define CONFIGURE_INIT
#include "system.h"
const char rtems_test_name[] = "SP 38";
volatile bool signal_sent;
volatile bool signal_processed;
rtems_id main_task;
void signal_handler(rtems_signal_set signals);
rtems_timer_service_routine test_signal_from_isr(
rtems_id timer,
void *arg
);
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 );
directive_failed_with_level( status, "rtems_signal_send", 1 );
signal_sent = TRUE;
}
rtems_task Init(
rtems_task_argument argument
)
{
rtems_status_code status;
rtems_id timer;
rtems_interval start;
rtems_interval now;
TEST_BEGIN();
main_task = rtems_task_self();
/*
* Timer used in multiple ways
*/
status = rtems_timer_create( 1, &timer );
directive_failed( status, "rtems_timer_create" );
/*
* Get starting time
*/
start = rtems_clock_get_ticks_since_boot();
status = rtems_signal_catch( signal_handler, RTEMS_DEFAULT_MODES );
directive_failed( status, "rtems_signal_catch" );
puts( "rtems_signal_catch - handler installed" );
/*
* Test Signal from ISR
*/
signal_sent = FALSE;
status = rtems_timer_fire_after( timer, 10, test_signal_from_isr, NULL );
directive_failed( status, "timer_fire_after failed" );
while (1) {
now = rtems_clock_get_ticks_since_boot();
if ( (now-start) > 100 ) {
puts( "Signal from ISR did not get processed\n" );
rtems_test_exit( 0 );
}
if ( signal_processed )
break;
}
puts( "Signal sent from ISR has been processed" );
TEST_END();
rtems_test_exit( 0 );
}
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