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/*
* Copyright (c) 2014 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 <rtems.h>
#include <rtems/test.h>
#include <rtems/score/percpu.h>
#include <rtems/score/smpimpl.h>
#include <assert.h>
#include <stdlib.h>
const char rtems_test_name[] = "SMPFATAL 1";
#define MAX_CPUS 32
static uint32_t main_cpu;
static void Init(rtems_task_argument arg)
{
assert(0);
}
static void fatal_extension(
rtems_fatal_source source,
bool is_internal,
rtems_fatal_code code
)
{
if (source == RTEMS_FATAL_SOURCE_SMP) {
uint32_t self = rtems_smp_get_current_processor();
assert(!is_internal);
assert(code == SMP_FATAL_SHUTDOWN);
if (self == main_cpu) {
uint32_t cpu;
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);
}
rtems_test_endk();
}
}
}
static rtems_status_code test_driver_init(
rtems_device_major_number major,
rtems_device_minor_number minor,
void *arg
)
{
uint32_t self = rtems_smp_get_current_processor();
uint32_t cpu_count = rtems_get_processor_count();
uint32_t cpu;
rtems_test_begink();
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) {
uint32_t other = (self + 1) % cpu_count;
Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( other );
per_cpu->state = PER_CPU_STATE_SHUTDOWN;
} else {
rtems_test_endk();
exit(0);
}
return RTEMS_SUCCESSFUL;
}
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_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_SMP_APPLICATION
#define CONFIGURE_SMP_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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