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/*
* Copyright (c) 2014, 2016 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* 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.h>
#include <rtems/score/percpu.h>
#include <rtems/score/smpimpl.h>
#include <rtems/score/smpbarrier.h>
#include <assert.h>
#include <stdlib.h>
const char rtems_test_name[] = "SMPFATAL 2";
#define MAX_CPUS 32
static uint32_t main_cpu;
static SMP_barrier_Control barrier = SMP_BARRIER_CONTROL_INITIALIZER;
static void Init(rtems_task_argument arg)
{
assert(0);
}
static void fatal_extension(
rtems_fatal_source source,
bool always_set_to_false,
rtems_fatal_code code
)
{
SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER;
uint32_t self = rtems_scheduler_get_processor();
assert(!always_set_to_false);
if ( source == RTEMS_FATAL_SOURCE_APPLICATION ) {
uint32_t cpu;
assert(self == main_cpu);
assert(code == 0xdeadbeef);
_SMP_Request_shutdown();
for (cpu = 0; cpu < MAX_CPUS; ++cpu) {
const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu );
Per_CPU_State state = per_cpu->state;
assert(state == PER_CPU_STATE_SHUTDOWN);
}
TEST_END();
} else if ( source == RTEMS_FATAL_SOURCE_SMP ) {
assert(self != main_cpu);
assert(code == SMP_FATAL_SHUTDOWN);
}
_SMP_barrier_Wait(
&barrier,
&barrier_state,
rtems_scheduler_get_processor_maximum()
);
}
static rtems_status_code test_driver_init(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *arg
)
{
uint32_t self = rtems_scheduler_get_processor();
uint32_t cpu_count = rtems_scheduler_get_processor_maximum();
uint32_t cpu;
TEST_BEGIN();
assert(rtems_configuration_get_maximum_processors() == MAX_CPUS);
main_cpu = self;
for (cpu = 0; cpu < MAX_CPUS; ++cpu) {
const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu );
Per_CPU_State state = per_cpu->state;
if (cpu == self) {
assert(state == PER_CPU_STATE_INITIAL);
} else if (cpu < cpu_count) {
assert(
state == PER_CPU_STATE_INITIAL
|| state == PER_CPU_STATE_READY_TO_START_MULTITASKING
);
} else {
assert(state == PER_CPU_STATE_INITIAL);
}
}
if (cpu_count > 1) {
rtems_fatal(RTEMS_FATAL_SOURCE_APPLICATION, 0xdeadbeef);
} else {
TEST_END();
exit(0);
}
return RTEMS_SUCCESSFUL;
}
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_EXTRA_DRIVERS \
{ .initialization_entry = test_driver_init }
#define CONFIGURE_INITIAL_EXTENSIONS \
{ .fatal = fatal_extension }, \
RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_MAXIMUM_PROCESSORS MAX_CPUS
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
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