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/*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#define CONFIGURE_INIT
#include "system.h"
#include <errno.h>
void print_schedparam(
char *prefix,
struct sched_param *schedparam
)
{
printf( "%ssched priority = %d\n", prefix, schedparam->sched_priority );
#if defined(_POSIX_SPORADIC_SERVER)
printf( "%sss_low_priority = %d\n", prefix, schedparam->ss_low_priority );
printf( "%sss_replenish_period = (%ld, %ld)\n", prefix,
schedparam->ss_replenish_period.tv_sec,
schedparam->ss_replenish_period.tv_nsec );
printf( "%sss_initial_budget = (%ld, %ld)\n", prefix,
schedparam->ss_initial_budget.tv_sec,
schedparam->ss_initial_budget.tv_nsec );
#else
printf( "%s_POSIX_SPORADIC_SERVER is not defined\n" );
#endif
}
void *POSIX_Init(
void *argument
)
{
int status;
pthread_attr_t attr;
struct sched_param schedparam;
puts( "\n\n*** POSIX TEST 12 ***" );
/* set the time of day, and print our buffer in multiple ways */
set_time( TM_FRIDAY, TM_MAY, 24, 96, 11, 5, 0 );
/* get id of this thread */
Init_id = pthread_self();
printf( "Init's ID is 0x%08x\n", Init_id );
/* invalid scheduling policy error */
puts( "Init: pthread_attr_init - SUCCESSFUL" );
status = pthread_attr_init( &attr );
assert( !status );
status = pthread_attr_setinheritsched( &attr, PTHREAD_EXPLICIT_SCHED );
assert( !status );
attr.schedpolicy = -1;
puts( "Init: pthread_create - EINVAL (invalid scheduling policy)" );
status = pthread_create( &Task_id, &attr, Task_1, NULL );
assert( status == EINVAL );
/* replenish period < budget error */
puts( "Init: pthread_attr_init - SUCCESSFUL" );
status = pthread_attr_init( &attr );
assert( !status );
puts( "Init: set scheduling parameter attributes for sporadic server" );
status = pthread_attr_setschedpolicy( &attr, SCHED_SPORADIC );
assert( !status );
schedparam.ss_replenish_period.tv_sec = 1;
schedparam.ss_replenish_period.tv_nsec = 0;
schedparam.ss_initial_budget.tv_sec = 2;
schedparam.ss_initial_budget.tv_nsec = 0;
schedparam.sched_priority = 200;
schedparam.ss_low_priority = 100;
status = pthread_attr_setschedparam( &attr, &schedparam );
assert( !status );
status = pthread_attr_setinheritsched( &attr, PTHREAD_EXPLICIT_SCHED );
assert( !status );
puts( "Init: pthread_create - EINVAL (replenish < budget)" );
status = pthread_create( &Task_id, &attr, Task_1, NULL );
assert( status == EINVAL );
/* invalid ss_low_priority error */
schedparam.ss_replenish_period.tv_sec = 2;
schedparam.ss_replenish_period.tv_nsec = 0;
schedparam.ss_initial_budget.tv_sec = 1;
schedparam.ss_initial_budget.tv_nsec = 0;
schedparam.sched_priority = 200;
schedparam.ss_low_priority = -1;
status = pthread_attr_setschedparam( &attr, &schedparam );
assert( !status );
puts( "Init: pthread_create - EINVAL (invalid ss_low_priority)" );
status = pthread_create( &Task_id, &attr, Task_1, NULL );
assert( status == EINVAL );
/* create a thread as a sporadic server */
schedparam.ss_replenish_period.tv_sec = 2;
schedparam.ss_replenish_period.tv_nsec = 0;
schedparam.ss_initial_budget.tv_sec = 1;
schedparam.ss_initial_budget.tv_nsec = 0;
schedparam.sched_priority = 200;
schedparam.ss_low_priority = 100;
status = pthread_attr_setschedparam( &attr, &schedparam );
assert( !status );
puts( "Init: pthread_create - SUCCESSFUL" );
status = pthread_create( &Task_id, &attr, Task_1, NULL );
assert( !status );
status = pthread_join( Task_id, NULL );
assert( status );
/* switch to Task_1 */
puts( "*** END OF POSIX TEST 12 ***" );
exit( 0 );
return NULL; /* just so the compiler thinks we returned something */
}
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