/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2022 embedded brains GmbH (http://www.embedded-brains.de)
*
* 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 <rtems/score/percpu.h>
#include <rtems/score/smpimpl.h>
#include <rtems/score/smpbarrier.h>
#include <rtems.h>
#include <rtems/sysinit.h>
#include <tmacros.h>
const char rtems_test_name[] = "SMPSTART 1";
typedef struct {
const rtems_tcb *main_tcb;
SMP_barrier_Control barrier;
Per_CPU_Job job;
} test_context;
static test_context test_instance;
static void barrier(test_context *ctx)
{
SMP_barrier_State bs;
_SMP_barrier_State_initialize(&bs);
_SMP_barrier_Wait(&ctx->barrier, &bs, 2);
}
static void prepare_second_cpu(void *arg)
{
test_context *ctx;
Per_CPU_Control *cpu_self;
ctx = arg;
cpu_self = _Per_CPU_Get();
barrier(ctx);
while (cpu_self->heir != ctx->main_tcb) {
RTEMS_COMPILER_MEMORY_BARRIER();
}
}
static const Per_CPU_Job_context job_context = {
.handler = prepare_second_cpu,
.arg = &test_instance
};
static void submit_job(void)
{
test_context *ctx;
ctx = &test_instance;
_SMP_barrier_Control_initialize(&ctx->barrier);
ctx->job.context = &job_context;
_Per_CPU_Submit_job(_Per_CPU_Get_by_index(1), &ctx->job);
}
RTEMS_SYSINIT_ITEM(
submit_job,
RTEMS_SYSINIT_LAST,
RTEMS_SYSINIT_ORDER_MIDDLE
);
static void test(void)
{
test_context *ctx;
rtems_status_code sc;
rtems_id id;
ctx = &test_instance;
ctx->main_tcb = _Thread_Get_executing();
barrier(ctx);
sc = rtems_scheduler_ident_by_processor(1, &id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_set_scheduler(RTEMS_SELF, id, 1);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
rtems_test_assert(rtems_scheduler_get_processor() == 1);
rtems_test_assert(_ISR_Get_level() == 0);
}
static void Init(rtems_task_argument arg)
{
TEST_BEGIN();
test();
TEST_END();
rtems_test_exit(0);
}
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_MAXIMUM_PROCESSORS 2
#define CONFIGURE_SCHEDULER_EDF_SMP
#include <rtems/scheduler.h>
RTEMS_SCHEDULER_EDF_SMP(a);
RTEMS_SCHEDULER_EDF_SMP(b);
#define CONFIGURE_SCHEDULER_TABLE_ENTRIES \
RTEMS_SCHEDULER_TABLE_EDF_SMP(a, rtems_build_name('A', ' ', ' ', ' ')), \
RTEMS_SCHEDULER_TABLE_EDF_SMP(b, rtems_build_name('B', ' ', ' ', ' '))
#define CONFIGURE_SCHEDULER_ASSIGNMENTS \
RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \
RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY)
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
