/*
* Copyright (c) 2015, 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"
const char rtems_test_name[] = "SMPMUTEX 1";
#define SCHED_A rtems_build_name(' ', ' ', ' ', 'A')
#define SCHED_B rtems_build_name(' ', ' ', ' ', 'B')
#define PART_COUNT 2
#define TASK_COUNT 9
#define PRIO_NONE 0
/* Value chosen for Qemu, 2 would be sufficient for real targets */
#define TIMEOUT_IN_TICKS 10
typedef enum {
REQ_WAKE_UP_MASTER = RTEMS_EVENT_0,
REQ_WAKE_UP_HELPER = RTEMS_EVENT_1,
REQ_MTX_OBTAIN = RTEMS_EVENT_2,
REQ_MTX_OBTAIN_TIMEOUT = RTEMS_EVENT_3,
REQ_MTX_OBTAIN_UNSATISFIED = RTEMS_EVENT_4,
REQ_MTX_RELEASE = RTEMS_EVENT_5,
REQ_MTX_2_OBTAIN = RTEMS_EVENT_6,
REQ_MTX_2_RELEASE = RTEMS_EVENT_7,
REQ_SEM_OBTAIN_RELEASE = RTEMS_EVENT_8,
REQ_SEM_RELEASE = RTEMS_EVENT_9,
REQ_SET_DONE = RTEMS_EVENT_10,
REQ_WAIT_FOR_DONE = RTEMS_EVENT_11,
REQ_SEND_EVENT_2 = RTEMS_EVENT_12,
REQ_SEND_EVENT_3 = RTEMS_EVENT_13,
REQ_CEIL_OBTAIN = RTEMS_EVENT_14,
REQ_CEIL_RELEASE = RTEMS_EVENT_15
} request_id;
typedef enum {
A_1,
A_2_0,
A_2_1,
M,
B_4,
B_5_0,
B_5_1,
H_A,
H_B,
NONE
} task_id;
typedef struct {
rtems_id mtx;
rtems_id mtx_2;
rtems_id sem;
rtems_id ceil;
rtems_id tasks[TASK_COUNT];
Atomic_Uint done;
task_id id_2;
rtems_event_set events_2;
task_id id_3;
rtems_event_set events_3;
int generation[TASK_COUNT];
int expected_generation[TASK_COUNT];
} test_context;
static test_context test_instance;
static void assert_cpu(uint32_t expected_cpu)
{
rtems_test_assert(rtems_scheduler_get_processor() == expected_cpu);
}
static void test_task_get_priority_not_defined(test_context *ctx)
{
rtems_status_code sc;
rtems_id scheduler_id;
rtems_task_priority priority;
sc = rtems_scheduler_ident(SCHED_B, &scheduler_id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
priority = 0;
sc = rtems_task_get_priority(RTEMS_SELF, scheduler_id, &priority);
rtems_test_assert(sc == RTEMS_NOT_DEFINED);
rtems_test_assert(priority == 0);
}
static void start_task(
test_context *ctx,
task_id id,
rtems_task_entry entry,
rtems_task_priority prio,
rtems_name scheduler
)
{
rtems_status_code sc;
rtems_id scheduler_id;
sc = rtems_task_create(
rtems_build_name('T', 'A', 'S', 'K'),
prio,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&ctx->tasks[id]
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_scheduler_ident(scheduler, &scheduler_id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_set_scheduler(ctx->tasks[id], scheduler_id, prio);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_task_start(ctx->tasks[id], entry, id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void send_event(test_context *ctx, task_id id, rtems_event_set events)
{
rtems_status_code sc;
sc = rtems_event_send(ctx->tasks[id], events);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void set_event_2(
test_context *ctx,
task_id id_2,
rtems_event_set events_2
)
{
ctx->id_2 = id_2;
ctx->events_2 = events_2;
}
static void set_event_3(
test_context *ctx,
task_id id_3,
rtems_event_set events_3
)
{
ctx->id_3 = id_3;
ctx->events_3 = events_3;
}
static void clear_done(test_context *ctx)
{
_Atomic_Store_uint(&ctx->done, 0, ATOMIC_ORDER_RELAXED);
}
static void set_done(test_context *ctx)
{
_Atomic_Store_uint(&ctx->done, 1, ATOMIC_ORDER_RELEASE);
}
static bool is_done(test_context *ctx)
{
return _Atomic_Load_uint(&ctx->done, ATOMIC_ORDER_ACQUIRE) != 0;
}
static void wait_for_done(test_context *ctx)
{
while (!is_done(ctx)) {
/* Wait */
}
}
static void request_pre_emption(test_context *ctx, task_id id)
{
clear_done(ctx);
send_event(ctx, id, REQ_SET_DONE);
wait_for_done(ctx);
}
static rtems_event_set wait_for_events(void)
{
rtems_event_set events;
rtems_status_code sc;
sc = rtems_event_receive(
RTEMS_ALL_EVENTS,
RTEMS_EVENT_ANY | RTEMS_WAIT,
RTEMS_NO_TIMEOUT,
&events
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
return events;
}
static void sync_with_helper_by_id(test_context *ctx, task_id id)
{
rtems_event_set events;
send_event(ctx, id, REQ_WAKE_UP_HELPER);
events = wait_for_events();
rtems_test_assert(events == REQ_WAKE_UP_MASTER);
}
static void sync_with_helper(test_context *ctx)
{
sync_with_helper_by_id(ctx, H_A);
sync_with_helper_by_id(ctx, H_B);
}
static void request(test_context *ctx, task_id id, request_id req)
{
send_event(ctx, id, req);
clear_done(ctx);
if (rtems_scheduler_get_processor() == 0) {
id = H_B;
} else {
id = H_A;
}
send_event(ctx, id, REQ_SET_DONE);
wait_for_done(ctx);
}
static void obtain(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(ctx->mtx, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void obtain_timeout(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(ctx->mtx, RTEMS_WAIT, TIMEOUT_IN_TICKS);
rtems_test_assert(sc == RTEMS_TIMEOUT);
}
static void obtain_unsatisfied(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(ctx->mtx, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
rtems_test_assert(sc == RTEMS_UNSATISFIED);
}
static void release(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_release(ctx->mtx);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void flush(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_flush(ctx->mtx);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void obtain_2(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(ctx->mtx_2, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void release_2(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_release(ctx->mtx_2);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void sem_obtain(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(ctx->sem, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void sem_release(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_release(ctx->sem);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void ceil_obtain(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_obtain(ctx->ceil, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void ceil_release(test_context *ctx)
{
rtems_status_code sc;
sc = rtems_semaphore_release(ctx->ceil);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void wait(void)
{
rtems_status_code sc;
sc = rtems_task_wake_after(TIMEOUT_IN_TICKS + 1);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void check_generations(test_context *ctx, task_id a, task_id b)
{
size_t i;
if (a != NONE) {
++ctx->expected_generation[a];
}
if (b != NONE) {
++ctx->expected_generation[b];
}
for (i = 0; i < TASK_COUNT; ++i) {
rtems_test_assert(ctx->generation[i] == ctx->expected_generation[i]);
}
}
static void yield(void)
{
rtems_status_code sc;
sc = rtems_task_wake_after(RTEMS_YIELD_PROCESSOR);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void set_prio(test_context *ctx, task_id id, rtems_task_priority prio)
{
rtems_status_code sc;
sc = rtems_task_set_priority(ctx->tasks[id], prio, &prio);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void assert_prio(
test_context *ctx,
task_id id,
rtems_task_priority expected
)
{
rtems_task_priority actual;
rtems_status_code sc;
sc = rtems_task_set_priority(
ctx->tasks[id],
RTEMS_CURRENT_PRIORITY,
&actual
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
rtems_test_assert(expected == actual);
}
static void assert_prio_by_scheduler(
test_context *ctx,
task_id id,
rtems_name scheduler,
rtems_task_priority expected
)
{
rtems_task_priority actual;
rtems_status_code sc;
rtems_id scheduler_id;
sc = rtems_scheduler_ident(scheduler, &scheduler_id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
actual = PRIO_NONE;
sc = rtems_task_get_priority(
ctx->tasks[id],
scheduler_id,
&actual
);
if (expected == PRIO_NONE) {
rtems_test_assert(sc == RTEMS_NOT_DEFINED);
} else {
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
rtems_test_assert(actual == expected);
}
static void helper(rtems_task_argument arg)
{
test_context *ctx = &test_instance;
while (true) {
rtems_event_set events = wait_for_events();
if ((events & REQ_WAKE_UP_HELPER) != 0) {
send_event(ctx, M, REQ_WAKE_UP_MASTER);
}
if ((events & REQ_SEM_RELEASE) != 0) {
sem_release(ctx);
}
if ((events & REQ_SET_DONE) != 0) {
set_done(ctx);
}
}
}
static void worker(rtems_task_argument arg)
{
test_context *ctx = &test_instance;
task_id id = arg;
while (true) {
rtems_event_set events = wait_for_events();
if ((events & REQ_MTX_OBTAIN) != 0) {
obtain(ctx);
++ctx->generation[id];
}
if ((events & REQ_MTX_OBTAIN_TIMEOUT) != 0) {
obtain_timeout(ctx);
++ctx->generation[id];
}
if ((events & REQ_MTX_OBTAIN_UNSATISFIED) != 0) {
obtain_unsatisfied(ctx);
++ctx->generation[id];
}
if ((events & REQ_MTX_RELEASE) != 0) {
release(ctx);
++ctx->generation[id];
}
if ((events & REQ_MTX_2_OBTAIN) != 0) {
obtain_2(ctx);
++ctx->generation[id];
}
if ((events & REQ_MTX_2_RELEASE) != 0) {
release_2(ctx);
++ctx->generation[id];
}
if ((events & REQ_SEM_OBTAIN_RELEASE) != 0) {
sem_obtain(ctx);
++ctx->generation[id];
sem_release(ctx);
}
if ((events & REQ_SEND_EVENT_2) != 0) {
send_event(ctx, ctx->id_2, ctx->events_2);
}
if ((events & REQ_SEND_EVENT_3) != 0) {
send_event(ctx, ctx->id_3, ctx->events_3);
}
if ((events & REQ_CEIL_OBTAIN) != 0) {
ceil_obtain(ctx);
++ctx->generation[id];
}
if ((events & REQ_CEIL_RELEASE) != 0) {
ceil_release(ctx);
++ctx->generation[id];
}
if ((events & REQ_SET_DONE) != 0) {
set_done(ctx);
}
if ((events & REQ_WAIT_FOR_DONE) != 0) {
wait_for_done(ctx);
}
}
}
static void test_init(test_context *ctx)
{
rtems_status_code sc;
ctx->tasks[M] = rtems_task_self();
start_task(ctx, A_1, worker, 1, SCHED_A);
start_task(ctx, A_2_0, worker, 2, SCHED_A);
start_task(ctx, A_2_1, worker, 2, SCHED_A);
start_task(ctx, H_A, helper, 3, SCHED_A);
if (rtems_scheduler_get_processor_maximum() >= PART_COUNT) {
start_task(ctx, B_4, worker, 4, SCHED_B);
start_task(ctx, B_5_0, worker, 5, SCHED_B);
start_task(ctx, B_5_1, worker, 5, SCHED_B);
start_task(ctx, H_B, helper, 6, SCHED_B);
}
sc = rtems_semaphore_create(
rtems_build_name('M', 'T', 'X', '1'),
1,
RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_INHERIT_PRIORITY,
0,
&ctx->mtx
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_semaphore_create(
rtems_build_name('M', 'T', 'X', '2'),
1,
RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_INHERIT_PRIORITY,
0,
&ctx->mtx_2
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_semaphore_create(
rtems_build_name(' ', 'S', 'E', 'M'),
0,
RTEMS_COUNTING_SEMAPHORE | RTEMS_PRIORITY,
0,
&ctx->sem
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_semaphore_create(
rtems_build_name('C', 'E', 'I', 'L'),
1,
RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_PRIORITY_CEILING,
1,
&ctx->ceil
);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
}
static void test_simple_inheritance(test_context *ctx)
{
obtain(ctx);
request(ctx, A_1, REQ_MTX_OBTAIN);
check_generations(ctx, NONE, NONE);
assert_prio(ctx, M, 1);
release(ctx);
check_generations(ctx, A_1, NONE);
assert_prio(ctx, M, 3);
request(ctx, A_1, REQ_MTX_RELEASE);
check_generations(ctx, A_1, NONE);
}
static void test_flush_inheritance(test_context *ctx)
{
assert_prio(ctx, M, 3);
obtain(ctx);
send_event(ctx, A_1, REQ_MTX_OBTAIN_UNSATISFIED);
check_generations(ctx, NONE, NONE);
assert_prio(ctx, M, 1);
flush(ctx);
check_generations(ctx, A_1, NONE);
assert_prio(ctx, M, 3);
release(ctx);
}
static void test_ceiling_mutex(test_context *ctx)
{
assert_prio(ctx, M, 3);
ceil_obtain(ctx);
assert_prio(ctx, M, 1);
send_event(ctx, A_1, REQ_CEIL_OBTAIN);
yield();
check_generations(ctx, NONE, NONE);
ceil_release(ctx);
check_generations(ctx, A_1, NONE);
assert_prio(ctx, M, 3);
send_event(ctx, A_1, REQ_CEIL_RELEASE);
check_generations(ctx, A_1, NONE);
}
static void test_dequeue_order_one_scheduler_instance(test_context *ctx)
{
obtain(ctx);
request(ctx, A_2_0, REQ_MTX_OBTAIN);
request(ctx, A_1, REQ_MTX_OBTAIN);
request(ctx, A_2_1, REQ_MTX_OBTAIN);
check_generations(ctx, NONE, NONE);
assert_prio(ctx, M, 1);
release(ctx);
check_generations(ctx, A_1, NONE);
assert_prio(ctx, M, 3);
assert_prio(ctx, A_1, 1);
request(ctx, A_1, REQ_MTX_RELEASE);
check_generations(ctx, A_1, A_2_0);
request(ctx, A_2_0, REQ_MTX_RELEASE);
check_generations(ctx, A_2_0, A_2_1);
request(ctx, A_2_1, REQ_MTX_RELEASE);
check_generations(ctx, A_2_1, NONE);
}
static void test_mixed_queue_two_scheduler_instances(test_context *ctx)
{
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
request(ctx, B_4, REQ_MTX_OBTAIN_TIMEOUT);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
check_generations(ctx, NONE, NONE);
wait();
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
check_generations(ctx, B_4, NONE);
request(ctx, B_4, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
check_generations(ctx, NONE, NONE);
request(ctx, B_5_0, REQ_SEM_OBTAIN_RELEASE);
send_event(ctx, H_A, REQ_SEM_RELEASE);
check_generations(ctx, NONE, NONE);
/*
* We are in scheduler instance A. Task B_5_0 of scheduler instance B issued
* the counting semaphore obtain before us. However, we inherited the
* priority of B_4, so we get the semaphore before B_5_0 (priority order
* within scheduler instance B).
*/
sem_obtain(ctx);
check_generations(ctx, NONE, NONE);
release(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
sync_with_helper(ctx);
check_generations(ctx, B_4, NONE);
request(ctx, B_4, REQ_MTX_RELEASE);
check_generations(ctx, B_4, NONE);
sem_release(ctx);
sync_with_helper(ctx);
check_generations(ctx, B_5_0, NONE);
sem_obtain(ctx);
}
static void test_mixed_queue_two_scheduler_instances_sem_only(test_context *ctx)
{
request(ctx, B_5_0, REQ_SEM_OBTAIN_RELEASE);
send_event(ctx, H_A, REQ_SEM_RELEASE);
check_generations(ctx, NONE, NONE);
/*
* We are in scheduler instance A. Task B_5_0 of scheduler instance B issued
* the counting semaphore obtain before us. No priority inheritance is
* involved, so task B_5_0 gets the counting semaphore first.
*/
sem_obtain(ctx);
check_generations(ctx, B_5_0, NONE);
sem_release(ctx);
}
static void test_two_scheduler_instances_sem_with_inheritance(test_context *ctx)
{
sem_obtain(ctx);
request(ctx, B_4, REQ_MTX_OBTAIN);
check_generations(ctx, B_4, NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
request(ctx, B_4, REQ_SEM_OBTAIN_RELEASE);
check_generations(ctx, NONE, NONE);
request(ctx, A_1, REQ_MTX_OBTAIN);
check_generations(ctx, NONE, NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, 1);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
sem_release(ctx);
sync_with_helper(ctx);
check_generations(ctx, B_4, NONE);
request(ctx, B_4, REQ_MTX_RELEASE);
check_generations(ctx, B_4, A_1);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
request(ctx, A_1, REQ_MTX_RELEASE);
check_generations(ctx, A_1, NONE);
}
static void test_two_scheduler_instances_sem_with_inheritance_timeout(test_context *ctx)
{
sem_obtain(ctx);
request(ctx, B_4, REQ_MTX_OBTAIN);
check_generations(ctx, B_4, NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
request(ctx, B_4, REQ_SEM_OBTAIN_RELEASE);
check_generations(ctx, NONE, NONE);
request(ctx, A_1, REQ_MTX_OBTAIN_TIMEOUT);
check_generations(ctx, NONE, NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, 1);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
wait();
check_generations(ctx, A_1, NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
sem_release(ctx);
sync_with_helper(ctx);
check_generations(ctx, B_4, NONE);
request(ctx, B_4, REQ_MTX_RELEASE);
check_generations(ctx, B_4, NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
}
static void test_simple_inheritance_two_scheduler_instances(test_context *ctx)
{
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
request(ctx, B_5_0, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
request(ctx, B_4, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
request(ctx, B_5_1, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
check_generations(ctx, NONE, NONE);
release(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
sync_with_helper(ctx);
check_generations(ctx, B_4, NONE);
request(ctx, B_4, REQ_MTX_RELEASE);
check_generations(ctx, B_4, B_5_0);
request(ctx, B_5_0, REQ_MTX_RELEASE);
check_generations(ctx, B_5_0, B_5_1);
request(ctx, B_5_1, REQ_MTX_RELEASE);
check_generations(ctx, B_5_1, NONE);
}
static void test_nested_inheritance_two_scheduler_instances(test_context *ctx)
{
obtain_2(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
request(ctx, B_5_0, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, B_5_0, NONE);
request(ctx, B_5_0, REQ_MTX_2_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
request(ctx, B_4, REQ_MTX_OBTAIN_TIMEOUT);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 4);
wait();
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, B_4, NONE);
request(ctx, B_4, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 4);
request(ctx, B_5_1, REQ_MTX_2_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 4);
check_generations(ctx, NONE, NONE);
release_2(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 4);
sync_with_helper(ctx);
check_generations(ctx, B_5_0, NONE);
request(ctx, B_5_0, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, B_4, B_5_0);
request(ctx, B_4, REQ_MTX_RELEASE);
check_generations(ctx, B_4, NONE);
request(ctx, B_5_0, REQ_MTX_2_RELEASE);
check_generations(ctx, B_5_0, B_5_1);
request(ctx, B_5_1, REQ_MTX_2_RELEASE);
check_generations(ctx, B_5_1, NONE);
}
static void test_dequeue_order_two_scheduler_instances(test_context *ctx)
{
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
request(ctx, A_2_0, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 2);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
check_generations(ctx, NONE, NONE);
request(ctx, B_5_0, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 2);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
check_generations(ctx, NONE, NONE);
request(ctx, B_5_1, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 2);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
request(ctx, B_4, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 2);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
request(ctx, A_2_1, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 2);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
request(ctx, A_1, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 1);
assert_prio_by_scheduler(ctx, M, SCHED_B, 4);
check_generations(ctx, NONE, NONE);
release(ctx);
sync_with_helper(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
assert_prio_by_scheduler(ctx, A_1, SCHED_A, 1);
assert_prio_by_scheduler(ctx, A_1, SCHED_B, 4);
check_generations(ctx, A_1, NONE);
request(ctx, A_1, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, A_1, SCHED_A, 1);
assert_prio_by_scheduler(ctx, A_1, SCHED_B, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, 2);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
check_generations(ctx, A_1, B_4);
request(ctx, B_4, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_4, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_4, SCHED_B, 4);
assert_prio_by_scheduler(ctx, A_2_0, SCHED_A, 2);
assert_prio_by_scheduler(ctx, A_2_0, SCHED_B, 5);
check_generations(ctx, B_4, A_2_0);
request(ctx, A_2_0, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, A_2_0, SCHED_A, 2);
assert_prio_by_scheduler(ctx, A_2_0, SCHED_B, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, 2);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, A_2_0, B_5_0);
request(ctx, B_5_0, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
assert_prio_by_scheduler(ctx, A_2_1, SCHED_A, 2);
assert_prio_by_scheduler(ctx, A_2_1, SCHED_B, 5);
check_generations(ctx, B_5_0, A_2_1);
request(ctx, A_2_1, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, A_2_1, SCHED_A, 2);
assert_prio_by_scheduler(ctx, A_2_1, SCHED_B, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_1, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_1, SCHED_B, 5);
check_generations(ctx, A_2_1, B_5_1);
request(ctx, B_5_1, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_5_1, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_1, SCHED_B, 5);
check_generations(ctx, B_5_1, NONE);
}
static void test_omip_pre_emption(test_context *ctx)
{
assert_cpu(0);
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
request(ctx, B_5_0, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
check_generations(ctx, NONE, NONE);
request_pre_emption(ctx, A_1);
assert_cpu(1);
request_pre_emption(ctx, B_4);
assert_cpu(0);
request_pre_emption(ctx, A_1);
assert_cpu(1);
release(ctx);
assert_cpu(0);
sync_with_helper(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
check_generations(ctx, B_5_0, NONE);
request(ctx, B_5_0, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, B_5_0, NONE);
}
static void test_omip_rescue(test_context *ctx)
{
assert_cpu(0);
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
clear_done(ctx);
set_event_3(ctx, H_B, REQ_SET_DONE);
set_event_2(ctx, B_5_0, REQ_SEND_EVENT_3 | REQ_MTX_OBTAIN);
send_event(ctx, A_1, REQ_SEND_EVENT_2 | REQ_WAIT_FOR_DONE);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
assert_cpu(1);
release(ctx);
assert_cpu(0);
sync_with_helper(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
check_generations(ctx, B_5_0, NONE);
request(ctx, B_5_0, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, B_5_0, NONE);
}
static void test_omip_timeout(test_context *ctx)
{
assert_cpu(0);
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
clear_done(ctx);
set_event_3(ctx, H_B, REQ_SET_DONE);
set_event_2(ctx, B_5_0, REQ_SEND_EVENT_3 | REQ_MTX_OBTAIN_TIMEOUT);
send_event(ctx, A_1, REQ_SEND_EVENT_2 | REQ_WAIT_FOR_DONE);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
assert_cpu(1);
wait();
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
check_generations(ctx, B_5_0, NONE);
assert_cpu(0);
release(ctx);
}
static void test_omip_yield(test_context *ctx)
{
assert_cpu(0);
obtain(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
request(ctx, B_5_0, REQ_MTX_OBTAIN);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, 5);
check_generations(ctx, NONE, NONE);
clear_done(ctx);
send_event(ctx, H_A, REQ_SET_DONE);
yield();
assert_cpu(1);
wait_for_done(ctx);
clear_done(ctx);
send_event(ctx, H_B, REQ_SET_DONE);
set_prio(ctx, H_B, 5);
yield();
assert_cpu(1);
rtems_test_assert(!is_done(ctx));
set_prio(ctx, H_B, 4);
assert_cpu(0);
wait_for_done(ctx);
set_prio(ctx, H_B, 6);
release(ctx);
sync_with_helper(ctx);
assert_prio_by_scheduler(ctx, M, SCHED_A, 3);
assert_prio_by_scheduler(ctx, M, SCHED_B, PRIO_NONE);
check_generations(ctx, B_5_0, NONE);
request(ctx, B_5_0, REQ_MTX_RELEASE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_A, PRIO_NONE);
assert_prio_by_scheduler(ctx, B_5_0, SCHED_B, 5);
check_generations(ctx, B_5_0, NONE);
}
static void test(test_context *ctx)
{
test_init(ctx);
if (rtems_scheduler_get_processor_maximum() >= PART_COUNT) {
test_task_get_priority_not_defined(ctx);
test_simple_inheritance(ctx);
test_dequeue_order_one_scheduler_instance(ctx);
test_mixed_queue_two_scheduler_instances(ctx);
test_mixed_queue_two_scheduler_instances_sem_only(ctx);
test_two_scheduler_instances_sem_with_inheritance(ctx);
test_two_scheduler_instances_sem_with_inheritance_timeout(ctx);
test_simple_inheritance_two_scheduler_instances(ctx);
test_nested_inheritance_two_scheduler_instances(ctx);
test_dequeue_order_two_scheduler_instances(ctx);
test_omip_pre_emption(ctx);
test_omip_rescue(ctx);
test_omip_timeout(ctx);
test_omip_yield(ctx);
}
test_flush_inheritance(ctx);
test_ceiling_mutex(ctx);
}
static void Init(rtems_task_argument arg)
{
TEST_BEGIN();
test(&test_instance);
TEST_END();
rtems_test_exit(0);
}
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_MAXIMUM_PROCESSORS PART_COUNT
#define CONFIGURE_SCHEDULER_SIMPLE_SMP
#include <rtems/scheduler.h>
RTEMS_SCHEDULER_SIMPLE_SMP(a);
RTEMS_SCHEDULER_SIMPLE_SMP(b);
#define CONFIGURE_SCHEDULER_TABLE_ENTRIES \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(a, SCHED_A), \
RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(b, SCHED_B)
#define CONFIGURE_SCHEDULER_ASSIGNMENTS \
RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \
RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL)
#define CONFIGURE_MAXIMUM_TASKS TASK_COUNT
#define CONFIGURE_MAXIMUM_SEMAPHORES 4
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_INIT_TASK_PRIORITY 3
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>