static int stm32l475_ota_init(hal_ota_module_t *m, void *something)
{
hal_logic_partition_t *partition_info;
hal_partition_t pno = HAL_PARTITION_OTA_TEMP;
stm32l475_ota_module.init = stm32l475_ota_init;
stm32l475_ota_module.ota_write = stm32l475_ota_write;
stm32l475_ota_module.ota_read = stm32l475_ota_read;
stm32l475_ota_module.ota_set_boot = stm32l475_ota_set_boot;
LOG("set ota init---------------\n");
_off_set = *(uint32_t*)something;
ota_info.ota_len=_off_set;
if (!FLASH_bank1_enabled()) {
pno = HAL_PARTITION_APPLICATION;
}
if(_off_set==0) {
partition_info = hal_flash_get_info( pno );
hal_flash_erase(pno, 0 ,partition_info->partition_length);
CRC16_Init( &contex );
} else {
contex.crc=hal_ota_get_crc16();
LOG("--------get crc16 context.crc=%d!--------\n",contex.crc);
}
return 0;
}
int32_t hal_flash_write(hal_partition_t pno, uint32_t* poff, const void* buf ,uint32_t buf_size)
{
uint32_t addr;
uint32_t start_addr, end_addr;
int32_t ret = 0;
hal_logic_partition_t *partition_info;
partition_info = hal_flash_get_info( pno );
start_addr = partition_info->partition_start_addr + *poff;
ret = spi_flash_write(start_addr, buf, buf_size);
*poff += buf_size;
return ret;
}
int32_t hal_flash_read(hal_partition_t pno, uint32_t* poff, void* buf, uint32_t buf_size)
{
int32_t ret = 0;
uint32_t start_addr;
hal_logic_partition_t *partition_info;
partition_info = hal_flash_get_info( pno );
if(poff == NULL || buf == NULL || *poff + buf_size > partition_info->partition_length)
return -1;
start_addr = partition_info->partition_start_addr + *poff;
ret = spi_flash_read(start_addr, buf, buf_size);
*poff += buf_size;
return ret;
}
int32_t hal_flash_erase(hal_partition_t pno, uint32_t off_set,
uint32_t size)
{
uint32_t addr;
uint32_t start_addr, end_addr;
int32_t ret = 0;
hal_logic_partition_t *partition_info;
partition_info = hal_flash_get_info( pno );
if(size + off_set > partition_info->partition_length)
return -1;
start_addr = ROUND_DOWN((partition_info->partition_start_addr + off_set), SPI_FLASH_SEC_SIZE);
end_addr = ROUND_DOWN((partition_info->partition_start_addr + off_set + size - 1), SPI_FLASH_SEC_SIZE);
for (addr = start_addr; addr <= end_addr; addr += SPI_FLASH_SEC_SIZE) {
ret = spi_flash_erase_range(addr, SPI_FLASH_SEC_SIZE);
if (ret != 0)
return ret;
}
return 0;
}
static uint32_t get_audio_part_len(void)
{
hal_logic_partition_t *audio_part = hal_flash_get_info(PART_FOR_AUDIO);
return audio_part->partition_length;
}