/**
* @brief Disables dynamically FSMC_NAND ECC feature.
* @param Device: Pointer to NAND device instance
* @param ECCval: Pointer to ECC value
* @param Bank: NAND bank number
* @param Timeout: Timeout wait value
* @retval HAL status
*/
HAL_StatusTypeDef FSMC_NAND_GetECC(FSMC_NAND_TypeDef *Device, uint32_t *ECCval,
uint32_t Bank, uint32_t Timeout) {
uint32_t tickstart = 0U;
/* Check the parameters */
assert_param(IS_FSMC_NAND_DEVICE(Device));
assert_param(IS_FSMC_NAND_BANK(Bank));
/* Get tick */
tickstart = HAL_GetTick();
/* Wait until FIFO is empty */
while (__FSMC_NAND_GET_FLAG(Device, Bank, FSMC_FLAG_FEMPT) == RESET) {
/* Check for the Timeout */
if (Timeout != HAL_MAX_DELAY) {
if ((Timeout == 0U) || ((HAL_GetTick() - tickstart) > Timeout)) {
return HAL_TIMEOUT;
}
}
}
if (Bank == FSMC_NAND_BANK2) {
/* Get the ECCR2 register value */
*ECCval = (uint32_t) Device->ECCR2;
} else {
/* Get the ECCR3 register value */
*ECCval = (uint32_t) Device->ECCR3;
}
return HAL_OK;
}
/**
* @brief This function handles NAND device interrupt request.
* @param hnand: pointer to a NAND_HandleTypeDef structure that contains
* the configuration information for NAND module.
* @retval HAL status
*/
void HAL_NAND_IRQHandler(NAND_HandleTypeDef *hnand)
{
/* Check NAND interrupt Rising edge flag */
if(__FSMC_NAND_GET_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_RISING_EDGE))
{
/* NAND interrupt callback*/
HAL_NAND_ITCallback(hnand);
/* Clear NAND interrupt Rising edge pending bit */
__FSMC_NAND_CLEAR_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_RISING_EDGE);
}
/* Check NAND interrupt Level flag */
if(__FSMC_NAND_GET_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_LEVEL))
{
/* NAND interrupt callback*/
HAL_NAND_ITCallback(hnand);
/* Clear NAND interrupt Level pending bit */
__FSMC_NAND_CLEAR_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_LEVEL);
}
/* Check NAND interrupt Falling edge flag */
if(__FSMC_NAND_GET_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_FALLING_EDGE))
{
/* NAND interrupt callback*/
HAL_NAND_ITCallback(hnand);
/* Clear NAND interrupt Falling edge pending bit */
__FSMC_NAND_CLEAR_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_FALLING_EDGE);
}
/* Check NAND interrupt FIFO empty flag */
if(__FSMC_NAND_GET_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_FEMPT))
{
/* NAND interrupt callback*/
HAL_NAND_ITCallback(hnand);
/* Clear NAND interrupt FIFO empty pending bit */
__FSMC_NAND_CLEAR_FLAG(hnand->Instance, hnand->Init.NandBank, FSMC_FLAG_FEMPT);
}
}
