forked from Imagelibrary/rtems
165 lines
3.5 KiB
C
165 lines
3.5 KiB
C
/**
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* @file
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*
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* @ingroup sptests
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*
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* @brief Test that the task stack allocator works.
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*/
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/*
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* Copyright (c) 2011 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Obere Lagerstr. 30
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <tmacros.h>
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const char rtems_test_name[] = "SPSTKALLOC 2";
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#include <stdio.h>
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#include <inttypes.h>
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#include <rtems/score/heapimpl.h>
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#define TASK_COUNT 5
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#define PAGE_SIZE 1024
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static Heap_Control task_stack_heap;
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static void task_stack_init(size_t stack_space_size);
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static void *task_stack_allocate(size_t stack_size);
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static void task_stack_free(void *addr);
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static void print_info(void)
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{
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Heap_Information_block info;
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_Heap_Get_information(&task_stack_heap, &info);
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printf(
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"used blocks = %" PRIu32 ", "
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"largest used block = %" PRIu32 ", "
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"used space = %" PRIu32 "\n"
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"free blocks = %" PRIu32 ", "
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"largest free block = %" PRIu32 ", "
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"free space = %" PRIu32 "\n",
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info.Used.number,
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info.Used.largest,
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info.Used.total,
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info.Free.number,
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info.Free.largest,
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info.Free.total
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);
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}
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static rtems_task Init(rtems_task_argument argument)
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{
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rtems_status_code sc = RTEMS_SUCCESSFUL;
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rtems_name name = rtems_build_name('S', 'T', 'K', 'A');
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rtems_id id = RTEMS_ID_NONE;
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int i = 0;
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TEST_BEGIN();
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print_info();
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for (i = 2; i < TASK_COUNT; ++i) {
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sc = rtems_task_create(
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name,
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RTEMS_MINIMUM_PRIORITY,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&id
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);
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directive_failed(sc, "rtems_task_create");
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}
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sc = rtems_task_create(
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name,
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RTEMS_MINIMUM_PRIORITY,
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2 * RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&id
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);
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fatal_directive_status(sc, RTEMS_UNSATISFIED, "rtems_task_create");
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sc = rtems_task_create(
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name,
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RTEMS_MINIMUM_PRIORITY,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_DEFAULT_MODES,
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RTEMS_DEFAULT_ATTRIBUTES,
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&id
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);
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directive_failed(sc, "rtems_task_create");
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print_info();
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TEST_END();
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rtems_test_exit(0);
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}
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#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
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#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
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#define CONFIGURE_MAXIMUM_TASKS TASK_COUNT
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#define CONFIGURE_TASK_STACK_ALLOCATOR_INIT task_stack_init
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#define CONFIGURE_TASK_STACK_ALLOCATOR task_stack_allocate
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#define CONFIGURE_TASK_STACK_DEALLOCATOR task_stack_free
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#define CONFIGURE_TASK_STACK_ALLOCATOR_AVOIDS_WORK_SPACE
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#define CONFIGURE_TASK_STACK_FROM_ALLOCATOR(stack_size) \
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((stack_size) + HEAP_BLOCK_HEADER_SIZE + PAGE_SIZE - 1)
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#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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#define CONFIGURE_INIT
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#include <rtems/confdefs.h>
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static char task_stack_space
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[CONFIGURE_TASK_STACK_FROM_ALLOCATOR(CONFIGURE_STACK_SPACE_SIZE)];
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static void task_stack_init(size_t stack_space_size)
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{
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bool ok = _Heap_Initialize(
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&task_stack_heap,
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task_stack_space,
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sizeof(task_stack_space),
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PAGE_SIZE
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);
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rtems_test_assert(stack_space_size == CONFIGURE_STACK_SPACE_SIZE);
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rtems_test_assert(ok);
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}
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static void *task_stack_allocate(size_t stack_size)
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{
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return _Heap_Allocate(&task_stack_heap, stack_size);
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}
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static void task_stack_free(void *addr)
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{
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_Heap_Free(&task_stack_heap, addr);
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}
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