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1807c5c27e
modified: flight/pios/stm32f4xx/library.mk new file: flight/pios/stm32f4xx/link_STM32F4xx_RQ_bl_memory.ld new file: flight/pios/stm32f4xx/link_STM32F4xx_RQ_fw_memory.ld new file: flight/pios/stm32f4xx/link_STM32F4xx_RQ_sections.ld new file: flight/pios/stm32f4xx/link_STM32F4xx_RQ_sections_compat.ld modified: flight/pios/stm32f4xx/pios_bl_helper.c modified: flight/pios/stm32f4xx/pios_flash_internal.c modified: flight/pios/stm32f4xx/pios_sys.c
296 lines
8.5 KiB
C
296 lines
8.5 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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#include <pios.h>
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#ifdef PIOS_INCLUDE_BL_HELPER
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#include <pios_board_info.h>
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#include <stm32f4xx_flash.h>
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#include <stdbool.h>
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uint8_t *PIOS_BL_HELPER_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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#if defined(PIOS_INCLUDE_BL_HELPER_WRITE_SUPPORT)
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static bool erase_flash(uint32_t startAddress, uint32_t endAddress);
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uint8_t PIOS_BL_HELPER_FLASH_Ini()
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{
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FLASH_Unlock();
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FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
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return 1;
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}
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struct device_flash_sector {
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uint32_t start;
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uint32_t size;
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uint16_t st_sector;
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};
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static struct device_flash_sector flash_sectors[] = {
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[0] = {
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.start = 0x08000000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_0,
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},
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[1] = {
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.start = 0x08004000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_1,
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},
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[2] = {
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.start = 0x08008000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_2,
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},
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[3] = {
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.start = 0x0800C000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_3,
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},
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[4] = {
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.start = 0x08010000,
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.size = 64 * 1024,
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.st_sector = FLASH_Sector_4,
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},
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[5] = {
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.start = 0x08020000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_5,
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},
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[6] = {
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.start = 0x08040000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_6,
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},
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[7] = {
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.start = 0x08060000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_7,
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},
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[8] = {
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.start = 0x08080000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_8,
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},
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[9] = {
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.start = 0x080A0000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_9,
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},
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[10] = {
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.start = 0x080C0000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_10,
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},
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[11] = {
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.start = 0x080E0000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_11,
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},
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[12] = {
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.start = 0x08100000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_12,
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},
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[13] = {
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.start = 0x08104000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_13,
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},
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[14] = {
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.start = 0x08108000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_14,
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},
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[15] = {
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.start = 0x0810C000,
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.size = 16 * 1024,
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.st_sector = FLASH_Sector_15,
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},
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[16] = {
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.start = 0x08110000,
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.size = 64 * 1024,
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.st_sector = FLASH_Sector_16,
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},
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[17] = {
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.start = 0x08120000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_17,
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},
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[18] = {
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.start = 0x08140000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_18,
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},
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[19] = {
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.start = 0x08160000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_19,
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},
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[20] = {
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.start = 0x08180000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_20,
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},
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[21] = {
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.start = 0x081A0000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_21,
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},
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[22] = {
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.start = 0x081C0000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_22,
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},
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[23] = {
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.start = 0x081E0000,
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.size = 128 * 1024,
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.st_sector = FLASH_Sector_23,
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},
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};
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static bool PIOS_BL_HELPER_FLASH_GetSectorInfo(uint32_t address, uint8_t *sector_number, uint32_t *sector_start, uint32_t *sector_size)
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{
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for (uint8_t i = 0; i < NELEMENTS(flash_sectors); i++) {
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struct device_flash_sector *sector = &flash_sectors[i];
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if ((address >= sector->start) &&
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(address < (sector->start + sector->size))) {
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/* address lies within this sector */
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*sector_number = sector->st_sector;
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*sector_start = sector->start;
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*sector_size = sector->size;
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return true;
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}
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}
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return false;
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}
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uint8_t PIOS_BL_HELPER_FLASH_Start()
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{
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const struct pios_board_info *bdinfo = &pios_board_info_blob;
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uint32_t startAddress = bdinfo->fw_base;
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uint32_t endAddress = bdinfo->fw_base + bdinfo->fw_size + bdinfo->desc_size;
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bool success = erase_flash(startAddress, endAddress);
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return (success) ? 1 : 0;
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}
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uint8_t PIOS_BL_HELPER_FLASH_Erase_Bootloader()
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{
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/// Bootloader memory space erase
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uint32_t startAddress = BL_BANK_BASE;
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uint32_t endAddress = BL_BANK_BASE + BL_BANK_SIZE;
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bool success = erase_flash(startAddress, endAddress);
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return (success) ? 1 : 0;
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}
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static bool erase_flash(uint32_t startAddress, uint32_t endAddress)
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{
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uint32_t pageAddress = startAddress;
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bool fail = false;
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while ((pageAddress < endAddress) && (fail == false)) {
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uint8_t sector_number;
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uint32_t sector_start;
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uint32_t sector_size;
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if (!PIOS_BL_HELPER_FLASH_GetSectorInfo(pageAddress,
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§or_number,
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§or_start,
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§or_size)) {
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/* We're asking for an invalid flash address */
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PIOS_Assert(0);
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}
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for (int retry = 0; retry < MAX_DEL_RETRYS; ++retry) {
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//if erasing area contain whole bank2 area, using bank erase
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//bank2: sector 12 to sector 23
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if (sector_start == flash_sectors[12].start &&
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endAddress >= (flash_sectors[23].start + flash_sectors[23].size)){
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if (FLASH_EraseAllBank2Sectors(VoltageRange_3) == FLASH_COMPLETE) {
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fail = false;
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//using bank2 total size substitute sector_size
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sector_size = flash_sectors[23].start - flash_sectors[12].start + flash_sectors[23].size;
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break;
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} else {
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fail = true;
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}
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} else if (FLASH_EraseSector(sector_number, VoltageRange_3) == 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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/* Move to the next sector */
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pageAddress += sector_size;
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}
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return !fail;
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}
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#endif /* if defined(PIOS_INCLUDE_BL_HELPER_WRITE_SUPPORT) */
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uint32_t PIOS_BL_HELPER_CRC_Memory_Calc()
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{
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const struct pios_board_info *bdinfo = &pios_board_info_blob;
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PIOS_BL_HELPER_CRC_Ini();
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CRC_ResetDR();
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CRC_CalcBlockCRC((uint32_t *)bdinfo->fw_base, (bdinfo->fw_size) >> 2);
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return CRC_GetCRC();
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}
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void PIOS_BL_HELPER_FLASH_Read_Description(uint8_t *array, uint8_t size)
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{
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const struct pios_board_info *bdinfo = &pios_board_info_blob;
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uint8_t x = 0;
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if (size > bdinfo->desc_size) {
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size = bdinfo->desc_size;
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}
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for (uint32_t i = bdinfo->fw_base + bdinfo->fw_size; i < bdinfo->fw_base + bdinfo->fw_size + size; ++i) {
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array[x] = *PIOS_BL_HELPER_FLASH_If_Read(i);
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++x;
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}
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}
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void PIOS_BL_HELPER_CRC_Ini()
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{}
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#endif /* PIOS_INCLUDE_BL_HELPER */
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