更新字库UNIGBK.BIN后：ftinfo.ftinfo.ugbkaddr和ftinfo.ftinfo.ugbksize不能保存，导致下次更新gbk12计算初定flashadd是0？？？？

busdriver · 发表于 2014-8-14 22:01:16

u8 update_font(u16 x,u16 y,u8 size,u8 src)
{
   u8 *gbk16_path;
   u8 *gbk12_path;
   u8 *unigbk_path;
   u8 res;
   if(src == 2)
   {
       //rx_upfontsign = 1;//set rx_upfontsign to uart
       unigbk_path=(u8*)FONT_UARTSRC;
       gbk12_path=(u8*)FONT_UARTSRC;
       gbk16_path=(u8*)FONT_UARTSRC;
   }
   else if(src == 1)//从25qxx更新
   {
       unigbk_path=(u8*)UNIGBK_25QPATH;
       gbk12_path=(u8*)GBK12_25QPATH;
       gbk16_path=(u8*)GBK16_25QPATH;
   }else if (src ==0)//从sd卡更新
   {
       unigbk_path=(u8*)UNIGBK_SDPATH;
       gbk12_path=(u8*)GBK12_SDPATH;
       gbk16_path=(u8*)GBK16_SDPATH;
   }
    res=0XFF;
   ftinfo.fontok=0XFF;
   SPI_Flash_Write((u8*)&ftinfo,FONTINFOADDR,sizeof(ftinfo));   //清除之前字库成功的标志.防止更新到一半重启,导致的字库部分数据丢失.
    SPI_Flash_Read((u8*)&ftinfo,FONTINFOADDR,sizeof(ftinfo));   //重新读出ftinfo结构体数据
    //LCD_ShowString(x,y,240,320,size,"Updating UNIGBK.BIN");
    printf("Updating UNIGBK.BIN\r\n");
   res=updata_fontx(x+20*size/2,y,size,unigbk_path,0);           //更新UNIGBK.BIN
   if(res)return 1;
    //LCD_ShowString(x,y,240,320,size,"Updating GBK12.BIN ");
    printf("Updating GBK12.BIN\r\n");
   res=updata_fontx(x+20*size/2,y,size,gbk12_path,1);           //更新GBK12.FON
   if(res)return 2;
   //LCD_ShowString(x,y,240,320,size,"Updating GBK16.BIN ");
    printf("Updating GBK16.BIN\r\n");
   res=updata_fontx(x+20*size/2,y,size,gbk16_path,2);           //更新GBK16.FON
   if(res)return 3;
   //全部更新好了
   ftinfo.fontok=0XAA;
   SPI_Flash_Write((u8*)&ftinfo,FONTINFOADDR,sizeof(ftinfo));   //保存字库信息
   return 0;//无错误.
}

//更新某一个
//x,y:坐标
//size:字体大小
//fxpath:路径
//fx:更新的内容 0,ungbk;1,gbk12;2,gbk16;
//返回值:0,成功;其他,失败.

u8 updata_fontx(u16 x,u16 y,u8 size,u8 *fxpath,u8 fx)
{
   u32 flashaddr=0;
   FIL * fftemp;
   u8 *tempbuf;
    u8 res;
   u16 bread;
   u32 offx=0;
   u8 rval=0;
   //u32 bread_size = 0;
   fftemp=(FIL*)mymalloc(SRAMIN,sizeof(FIL));   //分配内存
   if(fftemp==NULL)rval=1;
   tempbuf=(u8 *)mymalloc(SRAMIN,4096);   //分配4096个字节空间
   if(tempbuf==NULL)rval=1;
   if(strcmp((const char *)fxpath,"2:UART") == 0)
   {
       ptr_upfont = (u8 *)mymalloc(SRAMEX,750*1024);
       if(ptr_upfont==NULL)rval=1;
       ptr_upfont_start = ptr_upfont;
       ptr_upfont_end = ptr_upfont_start;
       rx_upfontsign = 1;
       printf("malloc succeed ptr_upfont=0x%08x\r\n",ptr_upfont);
       printf("please send font file to RAM...\r\n");
       while(rx_upfontsign == 1);//wait load finish
       printf("font load finished,totally %d bytes loaded\r\n",rx_upfont_size);
   }
   else
   {
        res=f_open(fftemp,(const TCHAR*)fxpath,FA_READ);
      if(res)rval=2;//打开文件失败
    }

    printf("rval=%d\r\n",rval);

    if(rval==0)
   {
       if(fx==0)       //更新UNIGBK.BIN
       {
           ftinfo.ugbkaddr=FONTINFOADDR+sizeof(ftinfo);//信息头之后，紧跟UNIGBK转换码表
           if(strcmp((const char *)fxpath,"2:UART") == 0)
           {
               ftinfo.ugbksize=rx_upfont_size;               //UNIGBK大小
               printf("ftinfo.ugbksize=0x%08x\r\n",ftinfo.ugbksize);
           }
           else
               ftinfo.ugbksize=fftemp->fsize;               //UNIGBK大小
            flashaddr=ftinfo.ugbkaddr;
       }else if(fx==1)   //GBK12
       {
           ftinfo.f12addr=ftinfo.ugbkaddr+ftinfo.ugbksize;       //UNIGBK之后，紧跟GBK12字库
           if(strcmp((const char *)fxpath,"2:UART") == 0)
           {
               ftinfo.gbk12size=rx_upfont_size;               //GBK12大小
               printf("ftinfo.gbk12size=0x%08x\r\n",ftinfo.gbk12size);
           }
           else
               ftinfo.gbk12size=fftemp->fsize;               //GBK12大小
           //ftinfo.gbk12size=fftemp->fsize;               //GBK12字库大小
           flashaddr=ftinfo.f12addr;                           //GBK12的起始地址
       }else   if(fx==2)       //GBK16
       {
           ftinfo.f16addr=ftinfo.f12addr+ftinfo.gbk12size;       //GBK12之后，紧跟GBK16字库
           if(strcmp((const char *)fxpath,"2:UART") == 0)
           {
               ftinfo.gkb16size=rx_upfont_size;               //GBK16大小
               printf("ftinfo.gkb16size=0x%08x\r\n",ftinfo.gkb16size);
           }
           else
               ftinfo.gkb16size=fftemp->fsize;               //GBK16大小
               //ftinfo.gkb16size=fftemp->fsize;                       //GBK16字库大小
           flashaddr=ftinfo.f16addr;                           //GBK16的起始地址
       }
       printf("ftinfo.ugbkaddr=0x%08x\r\n",ftinfo.ugbkaddr);
       printf("ftinfo.ugbksize=0x%08x\r\n",ftinfo.ugbksize);
       printf("ftinfo.f12addr=0x%08x\r\n",ftinfo.f12addr);
       printf("ftinfo.gbk12size=0x%08x\r\n",ftinfo.gbk12size);
       printf("ftinfo.f16addr=0x%08x\r\n",ftinfo.f16addr);
       printf("ftinfo.gbk16size=0x%08x\r\n",ftinfo.gkb16size);

       res = FR_OK;
       printf("wrrite font data to flash at address 0x%08x...",flashaddr);
       while(res==FR_OK)//死循环执行
       {
           if(strcmp((const char *)fxpath,"2:UART") == 0)
           {
               //printf("read font data from uart rx buffera at addr 0x%08x...",ptr_upfont_start);
               res = rx_read(ptr_upfont_end,tempbuf,4096,(u16 *)&bread);//read font data from rx buffer
               //bread_size += 4096;
               //printf("done!\r\n");
           }
           else
              res=f_read(fftemp,tempbuf,4096,(UINT *)&bread);       //读取数据
           if(res!=FR_OK)break;
           //执行错误
           //printf("wrrite font data to flash at address 0x%08x...",offx+flashaddr);
           SPI_Flash_Write(tempbuf,offx+flashaddr,4096);       //从0开始写入4096个数据
           //printf("done!\r\n");
           offx+=bread;
           //fupd_prog(x,y,size,fftemp->fsize,offx);              //进度显示
           //if(strcmp((const char *)fxpath,"2:UART") == 0)
           //{
           //   if(bread_size >= rx_upfont_size) break;
           //}
           //else
           //{
           if(bread!=4096)   break;   //读完了.
           //}
      }
       printf("done!\r\n");
       if(strcmp((const char *)fxpath,"2:UART") != 0)
           f_close(fftemp);
   }
   myfree(SRAMEX,ptr_upfont);
   myfree(SRAMIN,fftemp);   //释放内存
   myfree(SRAMIN,tempbuf);   //释放内存
   return res;
}