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 /* SPDX-License-Identifier: BSD-2-Clause */
 
 /*
  * Copyright (C) 2014, 2020 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/test.h>
 
 #include <rtems/rtems/semimpl.h>
 
 const char rtems_test_name[] = "SPINTRCRITICAL 22";
 
 typedef struct {
   rtems_id semaphore_id;
   Semaphore_Control *semaphore_control;
   Thread_Control *main_task_control;
 } test_context;
 
 static Semaphore_Control *get_semaphore_control(rtems_id id)
 {
   Thread_queue_Context queue_context;
   Semaphore_Control *sem;
 
   sem = _Semaphore_Get(id, &queue_context);
   rtems_test_assert(sem != NULL);
   _ISR_lock_ISR_enable(&queue_context.Lock_context.Lock_context);
 
   return sem;
 }
 
 static T_interrupt_test_state release_semaphore(void *arg)
 {
   test_context *ctx = arg;
   rtems_status_code sc;
   Thread_Wait_flags flags;
   T_interrupt_test_state state;
 
   flags = _Thread_Wait_flags_get(ctx->main_task_control);
 
   if (
     flags == (THREAD_WAIT_CLASS_OBJECT | THREAD_WAIT_STATE_INTEND_TO_BLOCK)
   ) {
     CORE_semaphore_Control *sem;
 
     state = T_INTERRUPT_TEST_DONE;
 
     sc = rtems_semaphore_release(ctx->semaphore_id);
     rtems_test_assert(sc == RTEMS_SUCCESSFUL);
 
     rtems_test_assert(
       _Thread_Wait_flags_get(ctx->main_task_control)
         == THREAD_WAIT_STATE_READY
     );
     sem = &ctx->semaphore_control->Core_control.Semaphore;
     rtems_test_assert(sem->count == 0);
   } else {
     if (flags == (THREAD_WAIT_CLASS_OBJECT | THREAD_WAIT_STATE_BLOCKED)) {
       state = T_INTERRUPT_TEST_LATE;
     } else {
       state = T_INTERRUPT_TEST_EARLY;
     }
 
     sc = rtems_semaphore_release(ctx->semaphore_id);
     rtems_test_assert(sc == RTEMS_SUCCESSFUL);
   }
 
   return state;
 }
 
 static void action(void *arg)
 {
   test_context *ctx = arg;
   rtems_status_code sc;
 
   sc = rtems_semaphore_obtain(
     ctx->semaphore_id,
     RTEMS_WAIT,
     2
   );
   rtems_test_assert(sc == RTEMS_SUCCESSFUL);
 }
 
 static void prepare(void *arg)
 {
   test_context *ctx = arg;
   rtems_status_code sc;
 
   sc = rtems_semaphore_obtain(
     ctx->semaphore_id,
     RTEMS_NO_WAIT,
     0
   );
   rtems_test_assert(sc == RTEMS_SUCCESSFUL || sc == RTEMS_UNSATISFIED);
 }
 
 static void blocked(void *arg)
 {
   test_context *ctx = arg;
   rtems_status_code sc;
 
   T_interrupt_test_change_state(
     T_INTERRUPT_TEST_ACTION,
     T_INTERRUPT_TEST_LATE
   );
 
   sc = rtems_semaphore_release(ctx->semaphore_id);
   rtems_test_assert(sc == RTEMS_SUCCESSFUL);
 }
 
 static const T_interrupt_test_config config = {
   .prepare = prepare,
   .action = action,
   .interrupt = release_semaphore,
   .blocked = blocked,
   .max_iteration_count = 10000
 };
 
 T_TEST_CASE(InterruptSemaphoreObtain)
 {
   test_context ctx;
   rtems_status_code sc;
   T_interrupt_test_state state;
 
   ctx.main_task_control = _Thread_Get_executing();
 
   sc = rtems_semaphore_create(
     rtems_build_name('S', 'E', 'M', 'A'),
     1,
     RTEMS_SIMPLE_BINARY_SEMAPHORE,
     0,
     &ctx.semaphore_id
   );
   rtems_test_assert(sc == RTEMS_SUCCESSFUL);
 
   ctx.semaphore_control = get_semaphore_control(ctx.semaphore_id);
 
   state = T_interrupt_test(&config, &ctx);
   T_eq_int(state, T_INTERRUPT_TEST_DONE);
 
   sc = rtems_semaphore_delete(ctx.semaphore_id);
   rtems_test_assert(sc == RTEMS_SUCCESSFUL);
 }
 
 static void Init(rtems_task_argument argument)
 {
   rtems_test_run(argument, TEST_STATE);
 }
 
 #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
 #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
 
 #define CONFIGURE_MICROSECONDS_PER_TICK 1000
 
 #define CONFIGURE_MAXIMUM_SEMAPHORES 1
 #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>

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