/* SPDX-License-Identifier: BSD-2-Clause */

/*
 *  COPYRIGHT (c) 2021.
 *  On-Line Applications Research Corporation (OAR).
 *
 * 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.h>
#include <tmacros.h>

#include <rtems/score/percpu.h>

const char rtems_test_name[] = "SPSTKALLOC 4";

static int thread_stacks_count = 0;

static rtems_task Init(
  rtems_task_argument ignored
)
{
  rtems_print_printer_fprintf_putc(&rtems_test_printer);
  TEST_BEGIN();
  rtems_test_assert(thread_stacks_count == 1);
  TEST_END();
  rtems_test_exit( 0 );
}

static uint8_t stack_memory[RTEMS_MINIMUM_STACK_SIZE * 4];

static int stack_offset_next;

static void *allocate_helper(size_t size)
{
  size_t  next;
  void   *alloc;

  next = stack_offset_next + size; 
  rtems_test_assert( next < sizeof(stack_memory) );

  alloc = &stack_memory[stack_offset_next];
  stack_offset_next = next;
  return alloc;
}

static void *thread_stacks_allocate_for_idle(
  uint32_t  cpu,
  size_t    stack_size
)
{
  rtems_test_assert(thread_stacks_count == 0);
  thread_stacks_count++;
  return allocate_helper(stack_size);
}

/*
 * Configure the IDLE thread stack allocators. This is a special
 * case where there is an IDLE thread stack allocator but no custom
 * allocator set for other threads.
 */
#define CONFIGURE_TASK_STACK_ALLOCATOR_FOR_IDLE thread_stacks_allocate_for_idle


/* NOTICE: the clock driver is explicitly disabled */
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER

#define CONFIGURE_MAXIMUM_TASKS            1

#define CONFIGURE_RTEMS_INIT_TASKS_TABLE

#define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_FLOATING_POINT

#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION

#define CONFIGURE_INIT
#include <rtems/confdefs.h>