+++ /dev/null
-/***********************************************************************************************************************\r
-* DISCLAIMER\r
-* This software is supplied by Renesas Electronics Corporation and is only intended for use with Renesas products. No \r
-* other uses are authorized. This software is owned by Renesas Electronics Corporation and is protected under all \r
-* applicable laws, including copyright laws. \r
-* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING\r
-* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, \r
-* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED. TO THE MAXIMUM \r
-* EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES \r
-* SHALL BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR ANY REASON RELATED TO THIS \r
-* SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.\r
-* Renesas reserves the right, without notice, to make changes to this software and to discontinue the availability of \r
-* this software. By using this software, you agree to the additional terms and conditions found by accessing the \r
-* following link:\r
-* http://www.renesas.com/disclaimer \r
-*\r
-* Copyright (C) 2012 Renesas Electronics Corporation. All rights reserved. \r
-***********************************************************************************************************************/\r
-/***********************************************************************************************************************\r
-* File Name : sbrk.c\r
-* Device(s) : RX\r
-* Description : Configures the MCU heap memory. The size of the heap is defined by the macro HEAPSIZE below.\r
-***********************************************************************************************************************/\r
-/***********************************************************************************************************************\r
-* History : DD.MM.YYYY Version Description\r
-* : 26.10.2011 1.00 First Release\r
-* : 12.03.2012 1.10 Heap size is now defined in r_bsp_config.h, not sbrk.h.\r
-***********************************************************************************************************************/\r
-/***********************************************************************************************************************\r
-Includes <System Includes> , "Project Includes"\r
-***********************************************************************************************************************/\r
-/* Provides standard definitions used in this file */
-#include <stddef.h>
-/* Defines standard input/output functions used in this file */
-#include <stdio.h>
-/* Defines standard variable types used in this file */
-#include <stdint.h>\r
-/* Used for getting HEAP_BYTES macro. */\r
-#include "platform.h"
-\r
-/***********************************************************************************************************************\r
-Macro definitions\r
-***********************************************************************************************************************/\r
-
-/***********************************************************************************************************************
-Function Prototypes
-***********************************************************************************************************************/
-/* Memory allocation function prototype declaration */
-int8_t *sbrk(size_t size);
-
-/***********************************************************************************************************************
-Global Variables
-***********************************************************************************************************************/
-//const size_t _sbrk_size= /* Specifies the minimum unit of */
-/* the defined heap area */
-extern int8_t *_s1ptr;
-
-union HEAP_TYPE
-{
- int32_t dummy; /* Dummy for 4-byte boundary */
- int8_t heap[HEAP_BYTES]; /* Declaration of the area managed by sbrk*/
-};
-/* Declare memory heap area */
-static union HEAP_TYPE heap_area;
-/* End address allocated by sbrk */
-static int8_t *brk=(int8_t *)&heap_area;
-
-/***********************************************************************************************************************\r
-* Function name: sbrk\r
-* Description : This function configures MCU memory area allocation.\r
-* Arguments : size - \r
-* assigned area size\r
-* Return value : Start address of allocated area (pass)\r
-* -1 (failure)\r
-***********************************************************************************************************************/\r
-int8_t *sbrk(size_t size)
-{
- int8_t *p;
-
- if (brk+size > heap_area.heap+HEAP_BYTES)
- {
- /* Empty area size */
- p = (int8_t *)-1;
- }
- else
- {
- /* Area assignment */
- p = brk;
-
- /* End address update */
- brk += size;
- }
-
- /* Return result */
- return p;
-}