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find ./flight/PiOS/inc/ \! \( -name '*~' -a -prune \) -type f | xargs -I{}
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git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1777 ebee16cc-31ac-478f-84a7-5cbb03baadba
95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
/**
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******************************************************************************
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_BOOTLOADER Functions
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* @brief HAL code to interface to the OpenPilot AHRS module
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* @{
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*
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* @file pios_bl_helper.c
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief Bootloader Helper Functions
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Project Includes */
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#include "pios.h"
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#if defined(PIOS_INCLUDE_BL_HELPER)
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#include "stm32f10x_flash.h"
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uint8_t *FLASH_If_Read(uint32_t SectorAddress)
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{
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return (uint8_t *) (SectorAddress);
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}
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uint8_t FLASH_Ini()
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{
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FLASH_Unlock();
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return 1;
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}
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uint8_t FLASH_Start()
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{
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uint32_t pageAdress;
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pageAdress = START_OF_USER_CODE;
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uint8_t fail = FALSE;
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while ((pageAdress < START_OF_USER_CODE + SIZE_OF_CODE + SIZE_OF_DESCRIPTION)
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|| (fail == TRUE)) {
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for (int retry = 0; retry < MAX_DEL_RETRYS; ++retry) {
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if (FLASH_ErasePage(pageAdress) == FLASH_COMPLETE) {
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fail = FALSE;
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break;
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} else {
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fail = TRUE;
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}
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}
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#ifdef STM32F10X_HD
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pageAdress += 2048;
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#elif defined (STM32F10X_MD)
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pageAdress += 1024;
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#endif
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}
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return (fail == TRUE) ? 0 : 1;
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}
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uint32_t crc_memory_calc()
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{
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CRC_ResetDR();
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CRC_CalcBlockCRC((uint32_t *) START_OF_USER_CODE, (SIZE_OF_CODE) >> 2);
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return CRC_GetCRC();
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}
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void read_description(uint8_t * array)
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{
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uint8_t x = 0;
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for (uint32_t i = START_OF_USER_CODE + SIZE_OF_CODE; i < START_OF_USER_CODE + SIZE_OF_CODE + SIZE_OF_DESCRIPTION; ++i) {
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array[x] = *FLASH_If_Read(i);
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++x;
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}
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}
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void CRC_Ini()
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{
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RCC_AHBPeriphClockCmd(RCC_AHBPeriph_CRC, ENABLE);
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}
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#endif
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