QuakeGod
2024-07-27 842bb64195f958b050867c50db66fc0aa413dafb
CCT6_BootLoader/Src/main.c
@@ -46,6 +46,7 @@
#include "Functions.h"
#include "string.h"
#include "BSP.h"
#include "stm32f0xx_ll_flash.h"
/* USER CODE END Includes */
@@ -141,8 +142,8 @@
}
#define  ApplicationAddress  0x08001000  //应用程序首地址定义
#define  NewAppInfoBlockAddress 0x08020000            // 存储的新应用程序信息块的地址
#define  NewAppAddress 0x08021000            // 存储的新应用程序的地址
#define  NEW_APP_INFOBLOCK_ADDR 0x08020000            // 存储的新应用程序信息块的地址
#define  NEW_APP_ADDR 0x08021000            // 存储的新应用程序的地址
//#define  FLASH_PAGESIZE (0x00000400)                  //Page Size = 1K
@@ -187,38 +188,35 @@
int EraseFlashMem(void * pAddrFlash, unsigned int Pages)
{
   HAL_StatusTypeDef res;
   res = HAL_FLASH_Unlock();
   uint32_t ErrNo;
   FLASH_EraseInitTypeDef erase1;
   erase1.NbPages=Pages;
   erase1.PageAddress=(unsigned int)pAddrFlash;
   erase1.TypeErase=FLASH_TYPEERASE_PAGES;
   res = HAL_FLASHEx_Erase(&erase1,&ErrNo);
   res = HAL_FLASH_Lock();
   ErrorStatus res;
   res = LL_Flash_Unlock();
//   uint32_t ErrNo;
   res = LL_Flash_PageErase(pAddrFlash,Pages);
   LL_FLASH_Lock(FLASH);
   return res;
}
int EraseAndWriteToFlashMem(void * pBuf, void * pAddrFlash, unsigned int nByteSize)
{
   
   HAL_StatusTypeDef res;
   res = HAL_FLASH_Unlock();
   uint32_t ErrNo;
   FLASH_EraseInitTypeDef erase1;
   erase1.NbPages= (nByteSize-1) / FLASH_PAGE_SIZE + 1;
   erase1.PageAddress=(unsigned int)pAddrFlash;
   erase1.TypeErase=FLASH_TYPEERASE_PAGES;
   res = HAL_FLASHEx_Erase(&erase1,&ErrNo);
   ErrorStatus res;
   res = LL_Flash_Unlock();
//   __disable_irq();
   int NbPages = (nByteSize-1) / FLASH_PAGE_SIZE + 1;
//   FLASH_EraseInitTypeDef erase1;
//   erase1.NbPages=(nByteSize-1) / FLASH_PAGE_SIZE + 1;;
//   erase1.PageAddress=(unsigned int)pAddrFlash;
//   erase1.TypeErase=FLASH_TYPEERASE_PAGES;
   res = LL_Flash_PageErase(pAddrFlash,NbPages);
   for (int i=0;i<(nByteSize+1)/2;i++)
   {
      res = HAL_FLASH_Program(FLASH_TYPEPROGRAM_HALFWORD, (uint32_t)pAddrFlash + i*2, ((uint16_t *)pBuf)[i]);
      if ((i&0x7ff) == 0) {ToggleRunLed();            ToggleErrLed();}
      unsigned short value = ((uint8_t *)pBuf)[i*2] + (((uint8_t *)pBuf)[i*2 +1] << 8);
      res = LL_FLASH_Program(ProgaraType_DATA16, (uint32_t)pAddrFlash + i*2, value);
      if (res == ERROR) break;
   }
   res = HAL_FLASH_Lock();
//   __enable_irq();
   LL_FLASH_Lock(FLASH);
   
   return res;
}
@@ -269,12 +267,24 @@
   SetErrLed(0);            //Turn Off Err Led
// check for app update
///*
   int FlashSize = *(unsigned short *)FLASHSIZE_BASE;
   int NewAppAddress ;
   int NewAppInfoBlockAddress ;
   if (FlashSize == 64) {
      NewAppInfoBlockAddress = 0x08008000;
      NewAppAddress = 0x08009000U;
   }else if (FlashSize == 256) {
      NewAppInfoBlockAddress = 0x08020000;
      NewAppAddress = 0x08021000U;
   }
   pNewAppInfoBlock ptheNewAppInfoBlock = (pNewAppInfoBlock) NewAppInfoBlockAddress;
   if (ptheNewAppInfoBlock->Sign == 0x55AA)
   {
      //check length and CRC;
      int length = ptheNewAppInfoBlock->Length;
      int nCRC = crc16table((uint8_t *)NewAppAddress,length);
      int nCRC;   // = crc16table((uint8_t *)NewAppAddress,length);
            nCRC = crc16bitbybit((uint8_t *)NewAppAddress,length);
      if (nCRC == ptheNewAppInfoBlock->nCRC) 
      {
         // copy program