mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2025-11-16 12:34:45 +00:00
96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
|
|
|
|
/**
|
|
* @file
|
|
*
|
|
* @ingroup RTEMSTestFrameworkImpl
|
|
*
|
|
* @brief This source file contains the implementation of
|
|
* T_memory_allocate(), T_memory_deallocate(), and T_memory_action().
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 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.
|
|
*/
|
|
|
|
#include <rtems/test.h>
|
|
|
|
#include <rtems/score/memory.h>
|
|
#include <rtems/sysinit.h>
|
|
|
|
static Memory_Area T_memory_areas[1];
|
|
|
|
static Memory_Information T_memory_information =
|
|
MEMORY_INFORMATION_INITIALIZER(T_memory_areas);
|
|
|
|
static void
|
|
T_memory_initialize(void)
|
|
{
|
|
const Memory_Information *mem;
|
|
Memory_Area *area;
|
|
void *begin;
|
|
uintptr_t size;
|
|
|
|
mem = _Memory_Get();
|
|
area = _Memory_Get_area(mem, 0);
|
|
begin = _Memory_Get_free_begin(area);
|
|
size = _Memory_Get_free_size(area) / 2;
|
|
_Memory_Consume(area, size);
|
|
_Memory_Initialize_by_size(&T_memory_areas[0], begin, size);
|
|
}
|
|
|
|
RTEMS_SYSINIT_ITEM(T_memory_initialize, RTEMS_SYSINIT_WORKSPACE,
|
|
RTEMS_SYSINIT_ORDER_FIRST);
|
|
|
|
void *
|
|
T_memory_allocate(size_t size)
|
|
{
|
|
return _Memory_Allocate(&T_memory_information, size,
|
|
CPU_HEAP_ALIGNMENT);
|
|
}
|
|
|
|
void
|
|
T_memory_deallocate(void *ptr)
|
|
{
|
|
(void)ptr;
|
|
}
|
|
|
|
void
|
|
T_memory_action(T_event event, const char *name)
|
|
{
|
|
Memory_Area *area;
|
|
|
|
(void)name;
|
|
|
|
switch (event) {
|
|
case T_EVENT_CASE_BEGIN:
|
|
area = &T_memory_areas[0];
|
|
_Memory_Set_free_begin(area,
|
|
RTEMS_DECONST(void *, _Memory_Get_begin(area)));
|
|
break;
|
|
default:
|
|
break;
|
|
};
|
|
}
|