forked from xuos/xiuos
wgzAIIT
445 lines
17 KiB
C
445 lines
17 KiB
C
/*
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* Copyright 2018-2020 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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/**
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* @file ota.c
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* @brief file ota.c
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* @version 2.0
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* @author AIIT XUOS Lab
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* @date 2023-04-03
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*/
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#include "shell.h"
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#include "xsconfig.h"
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#include "mcuboot.h"
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#include "ymodem.h"
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#include "ota.h"
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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static uint32_t calculate_crc32(uint32_t addr, uint32_t len);
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static void UpdateApplication(void);
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static void InitialVersion(void);
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static void BackupVersion(void);
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static void BootLoaderJumpApp(void);
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static status_t UpdateOTAFlag(ota_info_t *ptr);
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#ifdef MCUBOOT_APPLICATION
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static void app_ota(void);
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static const mcuboot_t mcuboot =
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{
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mcuboot_bord_init,
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UartConfig,
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Serial_PutString,
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FLASH_Init,
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FLASH_DeInit,
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flash_erase,
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flash_write,
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flash_read,
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flash_copy,
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SerialDownload,
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mcuboot_reset,
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mcuboot_jump,
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mcuboot_delay
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};
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static const uint32_t crc32tab[] = {
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0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
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0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
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0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
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0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
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0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
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0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
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0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
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0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
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0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
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0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
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0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
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0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
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0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
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0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
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0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
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0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
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0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
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0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
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0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
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0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
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0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
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0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
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0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
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0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
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0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
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0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
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0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
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0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
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0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
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0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
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0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
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0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
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};
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/*******************************************************************************
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* 函 数 名: calculate_crc32
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* 功能描述: 计算给定Flash内存地址范围中数据的CRC32校验和
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* 形 参: addr:表示Flash地址的起始位置
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len:表示需要计算CRC32的数据长度
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* 返 回 值: 计算得到的CRC32值
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*******************************************************************************/
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static uint32_t calculate_crc32(uint32_t addr, uint32_t len)
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{
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uint32_t crc = 0xFFFFFFFF;
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uint8_t byte = 0xFF;
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for(uint32_t i = 0; i < len; i++)
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{
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byte = *((volatile uint8_t *)(addr + i));
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crc = crc32tab[(crc ^ byte) & 0xff] ^ (crc >> 8);
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}
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return crc^0xFFFFFFFF;
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}
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/*******************************************************************************
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* 函 数 名: UpdateApplication
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* 功能描述: 在bootloader里进行调用,根据Flash中Flag分区中的信息决定是否进行版本更新
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* 形 参: 无
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* 返 回 值: 无
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* 注 释: 该函数调用后无论结果如何都将跳转到app分区
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*******************************************************************************/
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static void UpdateApplication(void)
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{
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status_t status;
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ota_info_t ota_info; // 定义OTA信息结构体
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// 从Flash中读取OTA信息
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memcpy(&ota_info, (const void *)FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
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// 如果OTA升级状态为准备状态，且APP分区与download分区版本不同,才可以进行升级
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if((ota_info.status == OTA_STATUS_READY) && (ota_info.os.crc32 != ota_info.down.crc32))
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{
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mcuboot.print_string("\r\n------Start to update the app!------\r\n");
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// 校验downlad分区固件CRC
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if(calculate_crc32(DOWN_FLAH_ADDRESS, ota_info.down.size) == ota_info.down.crc32)
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{
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ota_info.status = OTA_STATUS_UPDATING;
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UpdateOTAFlag(&ota_info);
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// 1.如果CRC校验通过,开始升级,逐字节拷贝Flash,先备份当前XiUOS System分区内容
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status = mcuboot.op_flash_copy(XIUOS_FLAH_ADDRESS, BAKUP_FLAH_ADDRESS, ota_info.os.size);
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if((status == kStatus_Success) &&(calculate_crc32(BAKUP_FLAH_ADDRESS, ota_info.os.size) == ota_info.os.crc32))
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{
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mcuboot.print_string("\r\n------Backup app success!------\r\n");
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ota_info.bak.size = ota_info.os.size;
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ota_info.bak.crc32 = ota_info.os.crc32;
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ota_info.bak.version = ota_info.os.version;
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strncpy(ota_info.bak.description, ota_info.os.description, sizeof(ota_info.os.description));
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UpdateOTAFlag(&ota_info);;
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}
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else
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{
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mcuboot.print_string("\r\n------Backup app failed!------\r\n");
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ota_info.status = OTA_STATUS_ERROR;
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strncpy(ota_info.error_message, "Backup app failed!",sizeof(ota_info.error_message));
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UpdateOTAFlag(&ota_info);;
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goto finish;
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}
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// 2.拷贝download分区到XiUOS System分区
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status = mcuboot.op_flash_copy(DOWN_FLAH_ADDRESS, XIUOS_FLAH_ADDRESS, ota_info.down.size);
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if((status == kStatus_Success) &&(calculate_crc32(XIUOS_FLAH_ADDRESS, ota_info.down.size) == ota_info.down.crc32))
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{
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mcuboot.print_string("\r\n------The download partition is copied successfully!------\r\n");
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ota_info.os.size = ota_info.down.size;
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ota_info.os.crc32 = ota_info.down.crc32;
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ota_info.os.version = ota_info.down.version;
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strncpy(ota_info.os.description, ota_info.down.description, sizeof(ota_info.down.description));
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ota_info.status == OTA_STATUS_IDLE; // 拷贝download分区到XiUOS System分区成功,将OTA升级状态设置为IDLE
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UpdateOTAFlag(&ota_info);;
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}
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else
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{
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mcuboot.print_string("\r\n------The download partition copy failed!------\r\n");
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ota_info.status = OTA_STATUS_ERROR;
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strncpy(ota_info.error_message, "The download partition copy failed!",sizeof(ota_info.error_message));
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UpdateOTAFlag(&ota_info);;
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goto finish;
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}
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mcuboot.print_string("\r\n------Update completed!------\r\n");
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goto finish;
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}
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else
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{
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// 如果download分区CRC校验失败，升级失败
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mcuboot.print_string("\r\n------Download Firmware CRC check failed!------\r\n");
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ota_info.status = OTA_STATUS_ERROR;
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strncpy(ota_info.error_message, "Download Firmware CRC check failed!",sizeof(ota_info.error_message));
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UpdateOTAFlag(&ota_info);;
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goto finish;
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}
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}
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else
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{
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mcuboot.print_string("\r\n------No need to update the app!------\r\n");
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goto finish;
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}
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finish:
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return;
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}
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/*******************************************************************************
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* 函 数 名: InitialVersion
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* 功能描述: 该函数可以烧写APP分区的初始化版本,初始化版本的版本号为0x1
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* 形 参: 无
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* 返 回 值: 无
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*******************************************************************************/
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static void InitialVersion(void)
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{
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int32_t size;
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ota_info_t ota_info;
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memset(&ota_info, 0, sizeof(ota_info_t));
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size = mcuboot.download_by_serial(XIUOS_FLAH_ADDRESS);
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if(size > 0)
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{
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ota_info.os.size = size;
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ota_info.os.crc32 = calculate_crc32(XIUOS_FLAH_ADDRESS, size);
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ota_info.os.version = 0x1;
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strncpy(ota_info.os.description, "This is the initial firmware for the device!", sizeof(ota_info.os.description));
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UpdateOTAFlag(&ota_info);
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}
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}
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/*******************************************************************************
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* 函 数 名: BackupVersion
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* 功能描述: 版本回退函数,如果升级的APP存在bug导致无法跳转需调用此函数进行版本回退
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* 形 参: 无
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* 返 回 值: 无
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*******************************************************************************/
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static void BackupVersion(void)
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{
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status_t status;
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ota_info_t ota_info;
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memcpy(&ota_info, (const void *)FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
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ota_info.status = OTA_STATUS_BACKUP;
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UpdateOTAFlag(&ota_info);
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status = mcuboot.op_flash_copy(BAKUP_FLAH_ADDRESS, XIUOS_FLAH_ADDRESS, ota_info.bak.size);
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if((status == kStatus_Success) &&(calculate_crc32(XIUOS_FLAH_ADDRESS, ota_info.bak.size) == ota_info.bak.crc32))
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{
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mcuboot.print_string("\r\n------Backup app version success!------\r\n");
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ota_info.os.size = ota_info.bak.size;
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ota_info.os.crc32 = ota_info.bak.crc32;
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ota_info.os.version = ota_info.bak.version;
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ota_info.lastjumpflag = 0xABABABAB;
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strncpy(ota_info.os.description, ota_info.bak.description, sizeof(ota_info.bak.description));
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UpdateOTAFlag(&ota_info);
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}
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else
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{
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mcuboot.print_string("\r\n------Backup app version failed!------\r\n");
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ota_info.status = OTA_STATUS_ERROR;
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strncpy(ota_info.error_message, "Backup app version failed!",sizeof(ota_info.error_message));
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UpdateOTAFlag(&ota_info);
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}
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}
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/*******************************************************************************
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* 函 数 名: BootLoaderJumpApp
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* 功能描述: 上次跳转若是失败的,先从BAKUP分区进行恢复，然后再进行跳转
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* 形 参: 无
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* 返 回 值: 无
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*******************************************************************************/
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static void BootLoaderJumpApp(void)
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{
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ota_info_t ota_info;
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mcuboot.flash_init();
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memcpy(&ota_info, (const void *)FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
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if (ota_info.lastjumpflag != 0x00000000)
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{
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mcuboot.print_string("\r\n------Bootloader false, begin backup!------\r\n");
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BackupVersion();
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}
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else
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{
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ota_info.lastjumpflag = 0xABABABAB;
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UpdateOTAFlag(&ota_info);
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}
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mcuboot.flash_deinit();
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mcuboot.op_jump();
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}
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/*******************************************************************************
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* 函 数 名: UpdateOTAFlag
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* 功能描述: 更新OTA Flag区域的信息，版本完成下载后在app里进行调用
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* 形 参: ptr:ota_info_t结构体指针,描述OTA升级相关信息
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* 返 回 值: 如果函数执行成功，状态值为 kStatus_Success，否则状态值为其他错误码
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*******************************************************************************/
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static status_t UpdateOTAFlag(ota_info_t *ptr)
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{
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status_t status;
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status = mcuboot.op_flash_erase(FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
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if(status != kStatus_Success)
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{
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return status;
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}
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status = mcuboot.op_flash_write(FLAG_FLAH_ADDRESS,(void *)ptr,sizeof(ota_info_t));
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return status;
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}
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#ifdef MCUBOOT_APPLICATION
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/*******************************************************************************
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* 函 数 名: app_ota
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* 功能描述: 在app中通过命令来进行ota升级,该函数与升级的命令关联
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* 形 参: 无
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* 返 回 值: 无
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*******************************************************************************/
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static void app_ota(void)
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{
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int32_t size;
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ota_info_t ota_info;
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mcuboot.flash_init();
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mcuboot.serial_init();
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memcpy(&ota_info, (const void *)FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
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ota_info.status = OTA_STATUS_DOWNLOADING;
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UpdateOTAFlag(&ota_info);
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size = mcuboot.download_by_serial(DOWN_FLAH_ADDRESS);
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ota_info.status = OTA_STATUS_DOWNLOADED;
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UpdateOTAFlag(&ota_info);
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if(size > 0)
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{
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ota_info.down.size = size;
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ota_info.down.crc32= calculate_crc32(DOWN_FLAH_ADDRESS, size);
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ota_info.down.version = ota_info.os.version + 1;
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strncpy(ota_info.down.description, "OTA Test!",sizeof(ota_info.down.description));
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ota_info.status = OTA_STATUS_READY;
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strncpy(ota_info.error_message, "No error message!",sizeof(ota_info.error_message));
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UpdateOTAFlag(&ota_info);
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}
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else
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{
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ota_info.status = OTA_STATUS_ERROR;
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strncpy(ota_info.error_message, "Failed to download firmware to download partition!",sizeof(ota_info.error_message));
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UpdateOTAFlag(&ota_info);
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}
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mcuboot.flash_deinit();
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mcuboot.op_reset();
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}
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SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_PARAM_NUM(0),ota, app_ota, ota function);
|
|
|
|
/*******************************************************************************
|
|
* 函 数 名: app_clear_jumpflag
|
|
* 功能描述: 跳转app成功后,在app中调用将lastjumpflag重置为0x00000000
|
|
* 形 参: 无
|
|
* 返 回 值: 无
|
|
*******************************************************************************/
|
|
void app_clear_jumpflag(void)
|
|
{
|
|
mcuboot.flash_init();
|
|
//跳转成功将对应跳转失败标志清零
|
|
ota_info_t ota_info;
|
|
memcpy(&ota_info, (const void *)FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
|
|
ota_info.lastjumpflag = 0x00000000;
|
|
UpdateOTAFlag(&ota_info);
|
|
mcuboot.flash_deinit();
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
/*******************************************************************************
|
|
* 函 数 名: ota_entry
|
|
* 功能描述: bootloader的入口函数
|
|
* 形 参: 无
|
|
* 返 回 值: 无
|
|
*******************************************************************************/
|
|
void ota_entry(void)
|
|
{
|
|
uint8_t ch1, ch2;
|
|
uint32_t ret;
|
|
ota_info_t ota_info;
|
|
uint32_t timeout = 1000;
|
|
|
|
mcuboot.board_init();
|
|
|
|
mcuboot.print_string("Please press 'space' key into menu in 10s !!!\r\n");
|
|
|
|
while(timeout)
|
|
{
|
|
ret = (SerialKeyPressed((uint8_t*)&ch1));
|
|
if(ret) break;
|
|
timeout--;
|
|
mcuboot.op_delay(10);
|
|
}
|
|
|
|
while(1)
|
|
{
|
|
|
|
if((ret)&&(ch1 == 0x20))
|
|
{
|
|
mcuboot.print_string("\r\nPlease slecet:");
|
|
|
|
mcuboot.print_string("\r\n 1:run app");
|
|
mcuboot.print_string("\r\n 2:update app");
|
|
mcuboot.print_string("\r\n 3:reboot \r\n");
|
|
|
|
|
|
ch2 = GetKey();
|
|
switch(ch2)
|
|
{
|
|
case 0x31:
|
|
BootLoaderJumpApp();
|
|
break;
|
|
|
|
case 0x32:
|
|
mcuboot.flash_init();
|
|
memcpy(&ota_info, (const void *)FLAG_FLAH_ADDRESS,sizeof(ota_info_t));
|
|
/* 此时APP分区还没有有效的固件,需要在bootloader下通过iap烧写出厂固件 */
|
|
if((ota_info.os.size > APP_FLASH_SIZE) || (calculate_crc32(XIUOS_FLAH_ADDRESS, ota_info.os.size) != ota_info.os.crc32))
|
|
{
|
|
mcuboot.print_string("\r\nNeed to flash initial firmware!\r\n");
|
|
InitialVersion();
|
|
}
|
|
else
|
|
{
|
|
UpdateApplication();
|
|
}
|
|
|
|
mcuboot.flash_deinit();
|
|
BootLoaderJumpApp();
|
|
break;
|
|
|
|
case 0x33:
|
|
mcuboot.op_reset();
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
BootLoaderJumpApp();
|
|
}
|
|
}
|
|
}
|