/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (c) 2016 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 <inttypes.h>
#include <string.h>
#include <stdio.h>
#include <rtems.h>
#include <rtems/libcsupport.h>
#include "tmacros.h"
const char rtems_test_name[] = "SMPSCHEDULER 4";
#define CPU_COUNT 32
#define PRIO_MIGRATION 2
#define PRIO_SCHEDULER 3
typedef struct {
rtems_id migration_task;
rtems_id scheduler_task;
rtems_id scheduler_ids[CPU_COUNT];
uint32_t migration_counter RTEMS_ALIGNED(CPU_CACHE_LINE_BYTES);
uint32_t scheduler_counter RTEMS_ALIGNED(CPU_CACHE_LINE_BYTES);
} test_context;
static test_context test_instance;
static void migration_task(rtems_task_argument arg)
{
test_context *ctx = (test_context *) arg;
uint32_t cpu_count = rtems_scheduler_get_processor_maximum();
uint32_t cpu_index = rtems_scheduler_get_processor();
while (true) {
rtems_status_code sc;
cpu_index = (cpu_index + 1) % cpu_count;
sc = rtems_task_set_scheduler(
RTEMS_SELF,
ctx->scheduler_ids[cpu_index],
PRIO_MIGRATION
);
if (sc == RTEMS_UNSATISFIED) {
continue;
}
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
rtems_test_assert(cpu_index == rtems_scheduler_get_processor());
++ctx->migration_counter;
}
}
static void scheduler_task(rtems_task_argument arg)
{
test_context *ctx = (test_context *) arg;
uint32_t cpu_count = rtems_scheduler_get_processor_maximum();
uint32_t cpu_index = rtems_scheduler_get_processor();
while (true) {
rtems_status_code sc;
cpu_index = (cpu_index - 1) % cpu_count;
if (cpu_index == 0) {
cpu_index = 1;
}
do {
sc = rtems_scheduler_remove_processor(
ctx->scheduler_ids[cpu_index],
cpu_index
);
} while (sc == RTEMS_RESOURCE_IN_USE);
sc = rtems_scheduler_add_processor(
ctx->scheduler_ids[cpu_index],
cpu_index
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
++ctx->scheduler_counter;
}
}
static void test(test_context *ctx)
{
rtems_status_code sc;
uint32_t i;
for (i = 0; i < rtems_scheduler_get_processor_maximum(); ++i) {
sc = rtems_scheduler_ident(i, &ctx->scheduler_ids[i]);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
sc = rtems_task_create(
rtems_build_name('M', 'I', 'G', 'R'),
PRIO_MIGRATION,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&ctx->migration_task
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_start(
ctx->migration_task,
migration_task,
(rtems_task_argument) ctx
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_create(
rtems_build_name('S', 'C', 'H', 'D'),
PRIO_SCHEDULER,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&ctx->scheduler_task
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_start(
ctx->scheduler_task,
scheduler_task,
(rtems_task_argument) ctx
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_wake_after(10 * rtems_clock_get_ticks_per_second());
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_delete(ctx->migration_task);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_delete(ctx->scheduler_task);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
printf(
"migration counter = %" PRIu32 "\n"
"scheduler counter = %" PRIu32 "\n",
ctx->migration_counter,
ctx->scheduler_counter
);
}
static void Init(rtems_task_argument arg)
{
rtems_resource_snapshot snapshot;
TEST_BEGIN();
rtems_resource_snapshot_take(&snapshot);
test(&test_instance);
rtems_test_assert(rtems_resource_snapshot_check(&snapshot));
TEST_END();
rtems_test_exit(0);
}
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_MAXIMUM_TASKS 3
#define CONFIGURE_MAXIMUM_PROCESSORS CPU_COUNT
#define CONFIGURE_SCHEDULER_SIMPLE_SMP
#include <rtems/scheduler.h>
RTEMS_SCHEDULER_SIMPLE_SMP(0);
RTEMS_SCHEDULER_SIMPLE_SMP(1);
RTEMS_SCHEDULER_SIMPLE_SMP(2);
RTEMS_SCHEDULER_SIMPLE_SMP(3);
RTEMS_SCHEDULER_SIMPLE_SMP(4);
RTEMS_SCHEDULER_SIMPLE_SMP(5);
RTEMS_SCHEDULER_SIMPLE_SMP(6);
RTEMS_SCHEDULER_SIMPLE_SMP(7);
RTEMS_SCHEDULER_SIMPLE_SMP(8);
RTEMS_SCHEDULER_SIMPLE_SMP(9);
RTEMS_SCHEDULER_SIMPLE_SMP(10);
RTEMS_SCHEDULER_SIMPLE_SMP(11);
RTEMS_SCHEDULER_SIMPLE_SMP(12);
RTEMS_SCHEDULER_SIMPLE_SMP(13);
RTEMS_SCHEDULER_SIMPLE_SMP(14);
RTEMS_SCHEDULER_SIMPLE_SMP(15);
RTEMS_SCHEDULER_SIMPLE_SMP(16);
RTEMS_SCHEDULER_SIMPLE_SMP(17);
RTEMS_SCHEDULER_SIMPLE_SMP(18);
RTEMS_SCHEDULER_SIMPLE_SMP(19);
RTEMS_SCHEDULER_SIMPLE_SMP(20);
RTEMS_SCHEDULER_SIMPLE_SMP(21);
RTEMS_SCHEDULER_SIMPLE_SMP(22);
RTEMS_SCHEDULER_SIMPLE_SMP(23);
RTEMS_SCHEDULER_SIMPLE_SMP(24);
RTEMS_SCHEDULER_SIMPLE_SMP(25);
RTEMS_SCHEDULER_SIMPLE_SMP(26);
RTEMS_SCHEDULER_SIMPLE_SMP(27);
RTEMS_SCHEDULER_SIMPLE_SMP(28);
RTEMS_SCHEDULER_SIMPLE_SMP(29);
RTEMS_SCHEDULER_SIMPLE_SMP(30);
RTEMS_SCHEDULER_SIMPLE_SMP(31);
#define CONFIGURE_SCHEDULER_TABLE_ENTRIES \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(0, 0), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(1, 1), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(2, 2), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(3, 3), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(4, 4), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(5, 5), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(6, 6), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(7, 7), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(8, 8), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(9, 9), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(10, 10), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(11, 11), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(12, 12), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(13, 13), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(14, 14), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(15, 15), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(16, 16), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(17, 17), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(18, 18), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(19, 19), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(20, 20), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(21, 21), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(22, 22), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(23, 23), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(24, 24), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(25, 25), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(26, 26), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(27, 27), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(28, 28), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(29, 29), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(30, 30), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(31, 31)
#define CONFIGURE_SCHEDULER_ASSIGNMENTS \
RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \
RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(2, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(3, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(4, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(5, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(6, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(7, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(8, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(9, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(10, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(11, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(12, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(13, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(14, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(15, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(16, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(17, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(18, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(19, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(20, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(21, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(22, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(23, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(24, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(25, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(26, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(27, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(28, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(29, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(30, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL), \
RTEMS_SCHEDULER_ASSIGN(31, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL)
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>