/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (c) 2014 embedded brains GmbH & Co. KG
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#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 1";
#define MAX_CPUS 32
static uint32_t main_cpu;
static uint32_t other_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
)
{
assert(!always_set_to_false);
if (source == RTEMS_FATAL_SOURCE_SMP) {
SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER;
uint32_t cpu_count = rtems_scheduler_get_processor_maximum();
uint32_t self = rtems_scheduler_get_processor();
if (self == other_cpu) {
assert(code == SMP_FATAL_SHUTDOWN);
} else {
assert(code == SMP_FATAL_SHUTDOWN_RESPONSE);
}
_SMP_barrier_Wait(&barrier, &barrier_state, cpu_count);
if (self == other_cpu) {
uint32_t cpu;
for (cpu = 0; cpu < cpu_count; ++cpu) {
const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu );
Per_CPU_State state = _Per_CPU_Get_state(per_cpu);
assert(state == PER_CPU_STATE_SHUTDOWN);
}
for (cpu = cpu_count; cpu < MAX_CPUS; ++cpu) {
const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu );
Per_CPU_State state = _Per_CPU_Get_state(per_cpu);
assert(state == PER_CPU_STATE_INITIAL);
}
TEST_END();
} else {
_SMP_barrier_Wait(&barrier, &barrier_state, cpu_count);
}
}
}
static void shutdown_handler(void *arg)
{
_SMP_Request_shutdown();
_SMP_Fatal(SMP_FATAL_SHUTDOWN);
}
static const Per_CPU_Job_context shutdown_context = {
.handler = shutdown_handler
};
static Per_CPU_Job shutdown_job = {
.context = &shutdown_context
};
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;
other_cpu = (self + 1) % cpu_count;
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_Get_state(per_cpu);
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) {
Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( other_cpu );
_Per_CPU_Submit_job(per_cpu, &shutdown_job);
} 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>