sptests/spstkalloc03/init.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *  COPYRIGHT (c) 2021.
0005  *  On-Line Applications Research Corporation (OAR).
0006  *
0007  * Redistribution and use in source and binary forms, with or without
0008  * modification, are permitted provided that the following conditions
0009  * are met:
0010  * 1. Redistributions of source code must retain the above copyright
0011  *    notice, this list of conditions and the following disclaimer.
0012  * 2. Redistributions in binary form must reproduce the above copyright
0013  *    notice, this list of conditions and the following disclaimer in the
0014  *    documentation and/or other materials provided with the distribution.
0015  *
0016  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0017  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0018  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0019  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0020  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0021  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0022  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0023  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0024  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0025  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0026  * POSSIBILITY OF SUCH DAMAGE.
0027  */
0028
0029 #ifdef HAVE_CONFIG_H
0030 #include "config.h"
0031 #endif
0032
0033 #include <rtems.h>
0034 #include <tmacros.h>
0035
0036 #include <rtems/score/percpu.h>
0037
0038 const char rtems_test_name[] = "SPSTKALLOC 3";
0039
0040 static int thread_stacks_count = 0xff;
0041
0042 static rtems_task Init(
0043   rtems_task_argument ignored
0044 )
0045 {
0046   rtems_print_printer_fprintf_putc(&rtems_test_printer);
0047   TEST_BEGIN();
0048   rtems_test_assert(thread_stacks_count == 2);
0049   TEST_END();
0050   rtems_test_exit( 0 );
0051 }
0052
0053 static uint8_t stack_memory[RTEMS_MINIMUM_STACK_SIZE * 4];
0054
0055 static int stack_offset_next;
0056
0057 static void *allocate_helper(size_t size)
0058 {
0059   size_t  next;
0060   void   *alloc;
0061
0062   next = stack_offset_next + size;
0063   rtems_test_assert( next < sizeof(stack_memory) );
0064
0065   alloc = &stack_memory[stack_offset_next];
0066   stack_offset_next = next;
0067   return alloc;
0068 }
0069
0070 static void thread_stacks_initialize(size_t stack_space_size)
0071 {
0072   rtems_test_assert(thread_stacks_count == 0xff);
0073   thread_stacks_count = 0;
0074 }
0075
0076 static void *thread_stacks_allocate(size_t stack_size)
0077 {
0078   rtems_test_assert(thread_stacks_count == 1);
0079   thread_stacks_count++;
0080   return allocate_helper(stack_size);
0081 }
0082
0083 static void thread_stacks_free(void *addr)
0084 {
0085   rtems_test_assert(false);
0086 }
0087
0088 static void *thread_stacks_allocate_for_idle(
0089   uint32_t  cpu,
0090   size_t   *stack_size
0091 )
0092 {
0093   rtems_test_assert(thread_stacks_count == 0);
0094   thread_stacks_count++;
0095   return allocate_helper(*stack_size);
0096 }
0097
0098 /*
0099  * Configure the thread stack allocators to not use the workspace. This should
0100  * eliminate all uses of the Workspace for most BSPs.
0101  */
0102 #define CONFIGURE_TASK_STACK_ALLOCATOR_AVOIDS_WORK_SPACE
0103 #define CONFIGURE_TASK_STACK_ALLOCATOR_INIT thread_stacks_initialize
0104 #define CONFIGURE_TASK_STACK_ALLOCATOR      thread_stacks_allocate
0105 #define CONFIGURE_TASK_STACK_DEALLOCATOR    thread_stacks_free
0106 #define CONFIGURE_TASK_STACK_ALLOCATOR_FOR_IDLE thread_stacks_allocate_for_idle
0107
0108
0109 /* NOTICE: the clock driver is explicitly disabled */
0110 #define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
0111 #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
0112
0113 #define CONFIGURE_MAXIMUM_TASKS            1
0114
0115 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE
0116
0117 #define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_FLOATING_POINT
0118
0119 #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
0120
0121 #define CONFIGURE_INIT
0122 #include <rtems/confdefs.h>