jz_upgrade.c
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#include "jz_upgrade.h"
#include "flash.h"
#include "my_ringbuff.h"
#include "string.h"
#include "FreeRTOS.h"
#include "FreeRTOSConfig.h"
#include "task.h"
#include "util_md5.h"
#include "upgrade_opt.h"
#include "uart_dma.h"
#include <stdbool.h>
#include <string.h>
#include <stdio.h>
#define UPGRADE_PORT Uart_Port
#define LENGTH_BIT_H 3
#define LENGTH_BIT_L 4
#define ANSWER_BIT 5
#define FUNC_BIT_1 7
#define FUNC_BIT_2 8
#define DATA_BIT 9
#define MAX_FILE_SIZE (128*4*1024-1024) //最大支持升级文件大小 (存储区域为 4块128kb 的 flash ,最后一块扇区的最后 1kB 用来存储参数)
/******************************************************************/
static uint8_t deviceNum = T60;
static myUpgrade_t UpgradeParm = {0}; //存储升级参数
uint8_t VersionNum[4] = {1,2,3,4};
/******************************************************************/
/******************************************** function ********************************************/
//完整数据帧功能处理
//static void Upgrade_Frame_Processing(void* arg);
//数据帧解析
//static uint8_t DataFrame_Analyse(uint8_t* frame,uint16_t len);
//1 升级准备
static int8_t UpgradePreparation(void);
//2. 获取 MD5 校验码
static int8_t UpgradeFileMD5Code_Get(uint8_t *buf,uint32_t len);
//往扇区写入升级文件
static int8_t UpgradeFile_Write(uint8_t* buf,uint16_t len);
//结束文件传输
static int8_t Upgrade_TransferFinnal(uint8_t val);
//生成升级文件的MD5
static int8_t UpgradeFile_MD5Create(void);
//回复升级的帧
static int8_t AnswerUpgradeFrame(Port_t port,uint8_t func,uint8_t data);
//获取版本号
static int8_t GetVersionNum(T_FirmwareVersion* version);
//数组比较
static int8_t BuffCompare(uint8_t* cs, uint8_t* ct, uint32_t count);
//写升级文件
static int8_t Write_UpgradeFile(uint32_t offset, const uint8_t *data,uint16_t dataLen);
/******************************************** function ********************************************/
//升级功能初始化
int8_t UpgradeTest_Init(void)
{
int8_t ret = 0;
uint64_t returnCode;
bool isUpgradeReboot = false;
T_UpgradeEndInfo upgradeEndInfo = {0};
//获取重启状态
returnCode = GetUpgradeRebootState(&isUpgradeReboot, &upgradeEndInfo);
if (returnCode != 0) {
UpgradeParm.state = Upgrade_Stage_Error;
}
//判断是否是升级重启
// if(isUpgradeReboot == true)
// {
// //擦除升级参数存储区,防止每次启动都替换程序
// returnCode = CleanUpgradeParmStoreArea();
// if (returnCode != 0) {
// UpgradeParm.state = Upgrade_Stage_Error;
// return 1;
// }
// }
return 0;
}
//数据帧判断
//static void Upgrade_Frame_Processing(void* arg)
//{
// while(1)
// {
// if(frameHandle->frameinfo.flag==1)
// {
// //数据帧功能实现
// DataFrame_Analyse(&frameHandle->frameinfo.buff[0],frameHandle->frameinfo.count);
//
// //值复位
// memset(frameHandle->frameinfo.buff,0x00,sizeof(frameHandle->frameinfo.buff));
// frameHandle->frameinfo.count = 0;
// frameHandle->frameinfo.flag = 0;
// }
// }
//}
uint16_t frameCount = 0;
//升级管理
int8_t Upgrade_Manager(uint8_t* frame, uint16_t len)
{
int8_t result = 0;
//判断
switch(frame[FUNC_BIT_2])
{
case 0x01: //准备串口升级
result = UpgradePreparation();
if(result!=0)
{
AnswerUpgradeFrame(UPGRADE_PORT,0x01,0x01);
}
break;
case 0x02: //MD5 校验码
UpgradeFileMD5Code_Get(frame,len);
break;
case 0x03: //开始发送文件
AnswerUpgradeFrame(UPGRADE_PORT,0x03,0x00);
break;
case 0x04: //结束文件传输
AnswerUpgradeFrame(UPGRADE_PORT,0x04,0x00);
UpgradeFile_MD5Create();
printf("%d\r\n",frameCount);
// ringBufReset(frameHandle->ringbuff,USB_RECIVE_BUFF_SIZE);
break;
case 0xf1: //定长文件数据
result = UpgradeFile_Write(frame,len);
frameCount++;
if(result!=0) //传输出错,提前结束文件传输
{
printf("error occure\r\n");
}
break;
default:
break;
}
return result;
}
//数据帧解析
//static uint8_t DataFrame_Analyse(uint8_t* frame,uint16_t len)
//{
// uint8_t result = 0;
//
// //连接帧
// uint8_t connectBuff[] = {0x5a,0x5a,0x77,0x00,0x0c,0x01,0x00,0x50,0x51,0x00,0x00,0x23};
// uint8_t versionBuff[] = {0x5a,0x5a,0x77,0x00,0x0c,0x01,0x00,0x53,0xf1,0x00,0x00,0x23};
//
// if(frame[FUNC_BIT_1]==0XA1)
// Upgrade_Manager(frame,len);
//
// else
// {
// if(frame[0]==0x5a)
// {
//// printf("%d %X\r\n",memcmp(versionBuff,frame,12),frame[ANSWER_BIT]);
// if(memcmp(connectBuff,frame,12)==0&&frame[ANSWER_BIT]==0x01)
// {
// Make5BFrame_Test(UPGRADE_PORT,0x50,0x51,&deviceNum,1);
//// ringBufReset(frameHandle->ringbuff,USB_RECIVE_BUFF_SIZE); //清楚接收缓存,避免重复响应
// }
// else if(memcmp(versionBuff,frame,12)==0&&frame[ANSWER_BIT]==0x01)
// {
// Make5BFrame_Test(UPGRADE_PORT,0x53,0xf1,VersionNum,sizeof(VersionNum));
//// ringBufReset(frameHandle->ringbuff,USB_RECIVE_BUFF_SIZE);
// }
// }
// }
//
// return 0;
//}
//1. 升级准备
static int8_t UpgradePreparation(void)
{
uint32_t ret;
if(UpgradeParm.state == Upgrade_Stage_Ready)
return 1;
UpgradeParm.state = Upgrade_Stage_Ready;
//擦除存储扇区
ret = CleanUpgradeProgramFileStoreArea();
if(ret != 0)
{
printf("clean store area error\r\n");
UpgradeParm.state = Upgrade_Stage_Error;
return 2;
}
//...其余操作
UpgradeParm.filesize = 0;
memset(UpgradeParm.md5code,0x00,sizeof(UpgradeParm.md5code));
UpgradeParm.state = Upgrade_Stage_IDEL;
// printf("clean store aarea success\r\n ");
AnswerUpgradeFrame(UPGRADE_PORT,0x01,0x00);
// ringBufReset(,USB_RECIVE_BUFF_SIZE);
return 0;
}
//2. 获取 MD5 校验码,用于结束比较
static int8_t UpgradeFileMD5Code_Get(uint8_t *buf,uint32_t len)
{
if(buf==NULL||len==0)
return 1;
if(UpgradeParm.state == Upgrade_Stage_GetMd5)
return 2;
memcpy(UpgradeParm.md5code,buf+DATA_BIT,len-11);
printf("get md5 code = %s\r\n",UpgradeParm.md5code);
AnswerUpgradeFrame(UPGRADE_PORT,0x02,0x00);
UpgradeParm.state = Upgrade_Stage_GetMd5;
// ringBufReset(frameHandle->ringbuff,USB_RECIVE_BUFF_SIZE);
return 0;
}
//接收文件写入flash
static int8_t UpgradeFile_Write(uint8_t* buf,uint16_t len)
{
if(buf==NULL||len==0)
return 1;
int8_t ret;
if(UpgradeParm.filesize > MAX_FILE_SIZE) //升级文件大于可用存储空间
{
UpgradeParm.state = Upgrade_Stage_Error;
return 2;
}
if(UpgradeParm.state == Upgrade_Stage_Error)
return 3;
if(UpgradeParm.state == Upgrade_Stage_GetMd5)
UpgradeParm.state = Upgrade_Stage_OnGoing;
// printf("write file size = %d len = %d\r\n",UpgradeParm.filesize,len);
ret = Write_UpgradeFile(UpgradeParm.filesize,buf+DATA_BIT,len-11);
if(ret!=0)
{
printf("error while write upgrade file\r\n");
return 4;
}
UpgradeParm.filesize = UpgradeParm.filesize + len - 11;
// printf("write sucess\r\n");
return 0;
}
//结束文件传输
static int8_t Upgrade_TransferFinnal(uint8_t val)
{
AnswerUpgradeFrame(UPGRADE_PORT,0x02,val);
return 0;
}
//生成升级文件的MD5
static int8_t UpgradeFile_MD5Create(void)
{
uint8_t md5[16]; //存储生成的16进制 MD5 校验码
uint8_t md5_32[32]; //将 16进制 的 MD5校验码 转换为 32位的 ASCII码
uint8_t fileBuffer[256] = {0}; //每次
uint64_t returnCode;
uint32_t offset;
MD5_CTX fileMd5Ctx;
uint16_t realLen = 0;
offset = 0;
//初始化,赋初值
UtilMd5_Init(&fileMd5Ctx);
if(UpgradeParm.filesize==0)
return 1;
//循环读取flash 文件
while (UpgradeParm.filesize - offset > 256) {
returnCode = ReadUpgradeProgramFile(offset, 256,fileBuffer, &realLen);
if (returnCode != 0 || realLen != 256) {
// USER_LOG_ERROR("Get file data error, return code = 0x%08llX", returnCode);
return 2;
}
UtilMd5_Update(&fileMd5Ctx, fileBuffer, 256);
offset += 256;
}
//当剩余的文件小于 256
returnCode = ReadUpgradeProgramFile(offset, UpgradeParm.filesize - offset, fileBuffer, &realLen);
if (returnCode != 0 || realLen != UpgradeParm.filesize - offset) {
// USER_LOG_ERROR("Get file data error, return code = 0x%08llX", returnCode);
return 1;
}
printf("UpgradeParm.filesize = %d %d fileBuffer =%s \r\n",UpgradeParm.filesize,offset,fileBuffer);
UtilMd5_Update(&fileMd5Ctx, fileBuffer, UpgradeParm.filesize - offset);
UtilMd5_Final(&fileMd5Ctx, md5);
//将获取到的16进制 md5 校验码 转换为 32位的 ascii码
for(int8_t i=0;i<16;i++)
sprintf((char*)&md5_32[i*2],"%02x",md5[i]);
printf("md5 check sum = %s\r\n",md5_32);
//校验后生成的 MD5 与传输的 MD5 比较不等
if(memcmp(UpgradeParm.md5code,md5_32,32)!=0)
{
//回复校验失败
AnswerUpgradeFrame(UPGRADE_PORT,0x05,0x01);
//重置升级状态为 空闲状态
UpgradeParm.filesize = 0;
UpgradeParm.state = Upgrade_Stage_IDEL;
memset(UpgradeParm.md5code,0x00,sizeof(UpgradeParm.md5code));
// printf("The md5 checksum is different\r\n");
return 2;
}
//md5 校验码相等,更新升级结束标志位并写入flash
UpgradeParm.upgradeEndInfo.upgradeEndState = UPGRADE_END_STATE_SUCCESS;
//设置升级重启状态
returnCode = SetUpgradeRebootState(&UpgradeParm.upgradeEndInfo);
if(returnCode!=0)
{
// printf("write upgrade flag error\r\n");
return 3;
}
// FLASH_If_Write(APPLICATION_STORE_ADDRESS_END-1023, UpgradeParm.filesize,
// sizeof(T_DjiUpgradeFileInfo));
//写入文件大小,在 dji 自带的 loader 判断中要用到
Flash_Write_Word(APPLICATION_STORE_ADDRESS_END-1023,&UpgradeParm.filesize,1);
AnswerUpgradeFrame(UPGRADE_PORT,0x05,0x00);
// printf("ready to reboot system\r\n");
vTaskDelay(2000);
//system reboot
RebootSystem();
return 0;
}
//回复升级
static int8_t AnswerUpgradeFrame(Port_t port,uint8_t func,uint8_t data)
{
uint8_t upgradeAnswerBuff[12] = {0x5b,0x5b,0x77,0x00,0x0c,0x00,0x00,0xa1,0x01,0x00,0x00,0x23};
upgradeAnswerBuff[FUNC_BIT_2] = func;
upgradeAnswerBuff[DATA_BIT] = data;
if(port == Uart_Port)
{
Uart_DMA_Send(upgradeAnswerBuff,12);
}
return 0;
}
//创建 5B 型的应答帧测试 功能位 1 功能位 2 数据 数据长度
int8_t Make5BFrame_Test(uint8_t func_1,uint8_t func_2,uint8_t* data, uint16_t datalen)
{
if(data==NULL || datalen==0)
return 1;
uint8_t* SendFrame;
uint8_t Lenth;
//获取数据帧长度位
Lenth = datalen+11;
//分配数组空间
SendFrame = (uint8_t*)malloc(Lenth*sizeof(uint8_t));
SendFrame[0] = 0x5b;
SendFrame[1] = 0x5b;
SendFrame[2] = 0x77;
SendFrame[3] = Lenth/256;
SendFrame[4] = Lenth%256;
SendFrame[5] = 0x00;
SendFrame[6] = 0x00;
SendFrame[7] = func_1;
SendFrame[8] = func_2;
//数据拼接
memcpy(&SendFrame[9],data,datalen);
SendFrame[Lenth-2] = 0x00;
SendFrame[Lenth-1] = 0x23;
Uart_DMA_Send(SendFrame,Lenth);
//释放空间
free(SendFrame);
return 0;
}
//获取版本号,在application.c 中调用
static int8_t GetVersionNum(T_FirmwareVersion* version)
{
if(version==NULL)
return 1;
VersionNum[0] = version->majorVersion;
VersionNum[1] = version->minorVersion;
VersionNum[2] = version->modifyVersion;
VersionNum[3] = version->debugVersion;
return 0;
}
//写升级文件
static int8_t Write_UpgradeFile(uint32_t offset, const uint8_t *data,uint16_t dataLen)
{
uint32_t result;
__disable_irq();
result = FLASH_If_Write(APPLICATION_STORE_ADDRESS + offset, (uint8_t *) data, dataLen);
if (result != 0)
{
__enable_irq();
return 1;
}
__enable_irq();
return 0;
}