21 lines
758 B
C++
21 lines
758 B
C++
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#pragma once
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#include "stdint.h"
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// Flash分区配置
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constexpr uint32_t BOOTLOADER_SIZE = 0x4000; // 16KB
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constexpr uint32_t APP_START_ADDR = 0x08004000; // APP起始地址
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constexpr uint32_t APP_MAX_SIZE = 0x0001C000; // 112KB
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constexpr uint32_t FMC_PAGE_SIZE = 0x400;
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// CANFD配置
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constexpr uint32_t CANFD_OTA_REQ_ID = 0x00000100;
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constexpr uint32_t CANFD_OTA_DATA_ID = 0x00000101;
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constexpr uint32_t CANFD_OTA_ACK_ID = 0x00000102;
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// CANFD数据段最大64字节，我们用32字节数据 + 4字节头部
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constexpr uint32_t OTA_PACKET_SIZE = 32;
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typedef struct {
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uint32_t packet_num; // 包序号
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uint8_t data[OTA_PACKET_SIZE]; // 32字节有效数据
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uint32_t crc32; // 简单校验
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} canfd_ota_packet_t;
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