STM32F412 UID

static void hal_read_chipId(unsigned char *p)
{
 unsigned char *pIDStart=(unsigned char *)(STM32ADD_CHIP_ID);     
 for(unsigned char i=0;i<12;i++)
 *p++=*pIDStart++;
}

static uint16_t hal_read_chipsize(unsigned short *p)
{
 unsigned short size;
 size =*(unsigned short *)(STM32ADD_CHIP_FLASHSIZE);
 *p = size;
 return *p;
}

hal_read_chipId(info.flash.uid);
hal_read_chipsize(&info.flash.size);