/**
* @brief Reads an amount of data from the QSPI memory.
* @param pData: Pointer to data to be read
* @param ReadAddr: Read start address
* @param Size: Size of data to read
* @retval QSPI memory status
*/
uint8_t BSP_QSPI_Read(uint8_t* pData, uint32_t ReadAddr, uint32_t Size)
{
QSPI_CommandTypeDef s_command;
/* Initialize the read command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = QUAD_OUT_FAST_READ_CMD;
s_command.AddressMode = QSPI_ADDRESS_1_LINE;
s_command.AddressSize = QSPI_ADDRESS_32_BITS;
s_command.Address = ReadAddr;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_4_LINES;
s_command.DummyCycles = N25Q512A_DUMMY_CYCLES_READ_QUAD;
s_command.NbData = Size;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, pData, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
return QSPI_OK;
}
/**
* @brief This function reads the ID of the QSPI Memory and fills the info struct
* @param pqspi_info: pointer to the Info Typedef strcture
* @retval None
*/
static uint8_t QSPI_ReadID(QSPI_InfoTypeDef *pqspi_info)
{
QSPI_CommandTypeDef s_command;
uint8_t reg[6];
/* Configure automatic polling mode to wait for memory ready */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = READ_ID_CMD2; /* same value on both memory types */
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.NbData = 6;
s_command.DummyCycles = 0;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, reg, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Check the received ID of the QSPI Memory */
if (reg[0] == JEDEC_MANUF_ID_MICRON)
{
pqspi_info->ManufID = QSPI_N25Q512A;
pqspi_info->FlashSize = (reg[2]<<21) & 0xFFFFFFFF;
pqspi_info->EraseSectorSize = N25Q512A_SECTOR_SIZE;
pqspi_info->EraseSectorsNumber = (N25Q512A_FLASH_SIZE/N25Q512A_SECTOR_SIZE);
pqspi_info->ProgPageSize = N25Q512A_PAGE_SIZE;
pqspi_info->ProgPagesNumber = (N25Q512A_FLASH_SIZE/N25Q512A_PAGE_SIZE);
pqspi_info->DummyCyclesRead = 10;
pqspi_info->SectorEraseMaxTime = N25Q512A_SECTOR_ERASE_MAX_TIME;
pqspi_info->BulkEraseMaxTime = N25Q512A_BULK_ERASE_MAX_TIME;
}
if (reg[0] == JEDEC_MANUF_ID_SPANSION)
{
pqspi_info->ManufID = QSPI_S25FL512S;
pqspi_info->FlashSize = (reg[2]<<21) & 0xFFFFFFFF;
pqspi_info->EraseSectorSize = S25FL512S_SECTOR_SIZE;
pqspi_info->EraseSectorsNumber = (S25FL512S_FLASH_SIZE/S25FL512S_SECTOR_SIZE);
pqspi_info->ProgPageSize = S25FL512S_PAGE_SIZE;
pqspi_info->ProgPagesNumber = (S25FL512S_FLASH_SIZE/S25FL512S_PAGE_SIZE);
pqspi_info->DummyCyclesRead = 8;
pqspi_info->SectorEraseMaxTime = S25FL512S_SECTOR_ERASE_MAX_TIME;
pqspi_info->BulkEraseMaxTime = S25FL512S_BULK_ERASE_MAX_TIME;
}
return QSPI_OK;
}
/**
* @brief This function configure the dummy cycles on memory side.
* @param hqspi: QSPI handle
* @retval None
*/
static uint8_t QSPI_DummyCyclesCfg(QSPI_HandleTypeDef *hqspi)
{
QSPI_CommandTypeDef s_command;
uint8_t reg;
/* Initialize the read volatile configuration register command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = READ_VOL_CFG_REG_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(hqspi, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(hqspi, ®, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Enable write operations */
if (QSPI_WriteEnable(hqspi) != QSPI_OK)
{
return QSPI_ERROR;
}
/* Update volatile configuration register (with new dummy cycles) */
s_command.Instruction = WRITE_VOL_CFG_REG_CMD;
MODIFY_REG(reg, N25Q512A_VCR_NB_DUMMY, (N25Q512A_DUMMY_CYCLES_READ_QUAD << POSITION_VAL(N25Q512A_VCR_NB_DUMMY)));
/* Configure the write volatile configuration register command */
if (HAL_QSPI_Command(hqspi, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Transmission of the data */
if (HAL_QSPI_Transmit(hqspi, ®, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
return QSPI_OK;
}
/**
* @brief Reads current status of the QSPI memory.
* @retval QSPI memory status
*/
uint8_t BSP_QSPI_GetStatus(void)
{
QSPI_CommandTypeDef s_command;
uint8_t reg;
/* Initialize the read flag status register command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = READ_FLAG_STATUS_REG_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Check the value of the register */
if ((reg & (N25Q512A_FSR_PRERR | N25Q512A_FSR_VPPERR | N25Q512A_FSR_PGERR | N25Q512A_FSR_ERERR)) != 0)
{
return QSPI_ERROR;
}
else if ((reg & (N25Q512A_FSR_PGSUS | N25Q512A_FSR_ERSUS)) != 0)
{
return QSPI_SUSPENDED;
}
else if ((reg & N25Q512A_FSR_READY) != 0)
{
return QSPI_OK;
}
else
{
return QSPI_BUSY;
}
}
/**
* @brief This function configure the dummy cycles on memory side.
* @param hqspi: QSPI handle
* @retval None
*/
static void QSPI_DummyCyclesCfg(QSPI_HandleTypeDef *hqspi)
{
QSPI_CommandTypeDef sCommand;
uint8_t reg;
/* Read Volatile Configuration register --------------------------- */
sCommand.InstructionMode = QSPI_INSTRUCTION_1_LINE;
sCommand.Instruction = READ_VOL_CFG_REG_CMD;
sCommand.AddressMode = QSPI_ADDRESS_NONE;
sCommand.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
sCommand.DataMode = QSPI_DATA_1_LINE;
sCommand.DummyCycles = 0;
sCommand.DdrMode = QSPI_DDR_MODE_DISABLE;
sCommand.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
sCommand.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
sCommand.NbData = 1;
if (HAL_QSPI_Command(&QSPIHandle, &sCommand, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
if (HAL_QSPI_Receive(&QSPIHandle, ®, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
/* Enable write operations ---------------------------------------- */
QSPI_WriteEnable(&QSPIHandle);
/* Write Volatile Configuration register (with new dummy cycles) -- */
sCommand.Instruction = WRITE_VOL_CFG_REG_CMD;
MODIFY_REG(reg, 0xF0, (DUMMY_CLOCK_CYCLES_READ_QUAD << POSITION_VAL(0xF0)));
if (HAL_QSPI_Command(&QSPIHandle, &sCommand, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
if (HAL_QSPI_Transmit(&QSPIHandle, ®, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
}
//--------------------------------------------------------------
// lesen von einem 8bit Datenblock vom QFlash
// start_adr : start adresse von der gelesen wird
// size : anzahl der daten die gelesen werden
// data_buf : pointer zu einem Puffer in dem die Daten landen
//
// return : QSPI_OK, wenn alles ok
//--------------------------------------------------------------
uint8_t UB_QFlash_Read_Block8b(uint32_t start_adr, uint32_t size,
uint8_t *data_buf) {
QSPI_CommandTypeDef s_command;
if (start_adr >= N25Q128A_FLASH_SIZE)
return QSPI_ERROR;
if ((start_adr + size) >= N25Q128A_FLASH_SIZE)
return QSPI_ERROR;
if (size == 0)
return QSPI_ERROR;
// Initialize the read command
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = QUAD_INOUT_FAST_READ_CMD;
s_command.AddressMode = QSPI_ADDRESS_4_LINES;
s_command.AddressSize = QSPI_ADDRESS_24_BITS;
s_command.Address = start_adr;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_4_LINES;
s_command.DummyCycles = N25Q128A_DUMMY_CYCLES_READ_QUAD;
s_command.NbData = size;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
// Configure the command
if (HAL_QSPI_Command(&QSPIHandle, &s_command,
HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
return QSPI_ERROR;
// Reception of the data
if (HAL_QSPI_Receive(&QSPIHandle, data_buf, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) !=
HAL_OK)
return QSPI_ERROR;
return QSPI_OK;
}
/**
* @brief This function configure the dummy cycles on memory side.
* @param hqspi: QSPI handle
* @retval None
*/
static uint8_t QSPI_DummyCyclesCfg(QSPI_HandleTypeDef *hqspi)
{
QSPI_CommandTypeDef s_command;
uint8_t reg[2];
/* Command ID differs between N25Q512A and S25FL512S memories */
if (QspiInfo.ManufID == QSPI_N25Q512A)
{
/* Initialize the read volatile configuration register command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = READ_VOL_CFG_REG_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(hqspi, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(hqspi, ®[0], HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Enable write operations */
if (QSPI_WriteEnable(hqspi) != QSPI_OK)
{
return QSPI_ERROR;
}
/* Update volatile configuration register (with new dummy cycles) */
s_command.Instruction = WRITE_VOL_CFG_REG_CMD;
MODIFY_REG(reg[0], N25Q512A_VCR_NB_DUMMY, (N25Q512A_DUMMY_CYCLES_READ_QUAD << POSITION_VAL(N25Q512A_VCR_NB_DUMMY)));
/* Configure the write volatile configuration register command */
if (HAL_QSPI_Command(hqspi, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Transmission of the data */
if (HAL_QSPI_Transmit(hqspi, ®[0], HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
}
else
{
/* Initialize the read configuration register command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = S25FL512S_READ_CONFIGURATION_REG1_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®[1], HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Initialize the read status register1 command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = S25FL512S_READ_STATUS_REG1_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®[0], HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Enable write operations */
if (QSPI_WriteEnable(&QSPIHandle) != QSPI_OK)
{
return QSPI_ERROR;
}
/* Update configuration register (with new Latency Code) */
s_command.Instruction = S25FL512S_WRITE_STATUS_CMD_REG_CMD;
s_command.NbData = 2;
MODIFY_REG(reg[1], S25FL512S_CR1_LC_MASK, S25FL512S_CR1_LC1);
/* Configure the write volatile configuration register command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Transmission of the data Status Register 1 */
if (HAL_QSPI_Transmit(&QSPIHandle, reg, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
}
return QSPI_OK;
}
/**
* @brief This function set the QSPI memory in 4-byte address mode
* @param hqspi: QSPI handle
* @retval None
*/
static uint8_t QSPI_EnterFourBytesAddress(QSPI_HandleTypeDef *hqspi)
{
QSPI_CommandTypeDef s_command;
uint8_t reg1;
/* Command ID differs between N25Q512A and S25FL512S memories */
if (QspiInfo.ManufID == QSPI_N25Q512A)
{
/* Initialize the command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = ENTER_4_BYTE_ADDR_MODE_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_NONE;
s_command.DummyCycles = 0;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Enable write operations */
if (QSPI_WriteEnable(hqspi) != QSPI_OK)
{
return QSPI_ERROR;
}
/* Send the command */
if (HAL_QSPI_Command(hqspi, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Configure automatic polling mode to wait the memory is ready */
if (QSPI_AutoPollingMemReady(hqspi, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != QSPI_OK)
{
return QSPI_ERROR;
}
return QSPI_OK;
}
else
{
/* Initialize the read bank register command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = S25FL512S_READ_BANK_REG_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®1, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Enable write operations */
if (QSPI_WriteEnable(&QSPIHandle) != QSPI_OK)
{
return QSPI_ERROR;
}
/* Update Bank address register (with 4byte addressing bit) */
s_command.Instruction = S25FL512S_WRITE_BANK_REG_CMD;
MODIFY_REG(reg1, S25FL512S_BA_EXTADD, S25FL512S_BA_EXTADD);
/* Configure the write volatile configuration register command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Transmission of the data Status Register 1 */
if (HAL_QSPI_Transmit(&QSPIHandle, ®1, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
return QSPI_OK;
}
}
/**
* @brief Reads current status of the QSPI memory.
* @retval QSPI memory status
*/
uint8_t BSP_QSPI_GetStatus(void)
{
QSPI_CommandTypeDef s_command;
uint8_t reg1, reg2;
if (QspiInfo.ManufID == QSPI_N25Q512A)
{
/* Initialize the read flag status register command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = READ_FLAG_STATUS_REG_CMD; /* same value on both memory types */
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®1, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Check the value of the register */
if ((reg1 & (N25Q512A_FSR_PRERR | N25Q512A_FSR_VPPERR | N25Q512A_FSR_PGERR | N25Q512A_FSR_ERERR)) != 0)
{
return QSPI_ERROR;
}
else if ((reg1 & (N25Q512A_FSR_PGSUS | N25Q512A_FSR_ERSUS)) != 0)
{
return QSPI_SUSPENDED;
}
else if ((reg1 & N25Q512A_FSR_READY) != 0)
{
return QSPI_OK;
}
else
{
return QSPI_BUSY;
}
}
else
{
/* Initialize the read flag status register1 command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = S25FL512S_READ_STATUS_REG1_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®1, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Initialize the read flag status register2 command */
s_command.InstructionMode = QSPI_INSTRUCTION_1_LINE;
s_command.Instruction = S25FL512S_READ_STATUS_REG2_CMD;
s_command.AddressMode = QSPI_ADDRESS_NONE;
s_command.AlternateByteMode = QSPI_ALTERNATE_BYTES_NONE;
s_command.DataMode = QSPI_DATA_1_LINE;
s_command.DummyCycles = 0;
s_command.NbData = 1;
s_command.DdrMode = QSPI_DDR_MODE_DISABLE;
s_command.DdrHoldHalfCycle = QSPI_DDR_HHC_ANALOG_DELAY;
s_command.SIOOMode = QSPI_SIOO_INST_EVERY_CMD;
/* Configure the command */
if (HAL_QSPI_Command(&QSPIHandle, &s_command, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Reception of the data */
if (HAL_QSPI_Receive(&QSPIHandle, ®2, HAL_QPSI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return QSPI_ERROR;
}
/* Check the value of the register */
if ((reg1 & (S25FL512S_SR1_ERERR | S25FL512S_SR1_PGERR | S25FL512S_SR1_SRWD )) != 0)
{
return QSPI_ERROR;
}
if ((reg1 & (S25FL512S_SR1_BP0 | S25FL512S_SR1_BP1 | S25FL512S_SR1_BP2)) != 0)
{
return QSPI_PROTECTED;
}
if ((reg2 & (S25FL512S_SR2_PS | S25FL512S_SR2_ES)) != 0)
{
return QSPI_SUSPENDED;
}
if ((reg1 & (S25FL512S_SR1_WIP | S25FL512S_SR1_WREN)) == 0)
{
return QSPI_OK;
}
else
{
return QSPI_BUSY;
}
}
}
static rt_uint32_t qspixfer(struct rt_spi_device *device, struct rt_spi_message *message)
{
rt_size_t len = 0;
RT_ASSERT(device != RT_NULL);
RT_ASSERT(device->bus != RT_NULL);
struct rt_qspi_message *qspi_message = (struct rt_qspi_message *)message;
struct stm32_qspi_bus *qspi_bus = device->bus->parent.user_data;
#ifdef BSP_QSPI_USING_SOFTCS
struct stm32_hw_spi_cs *cs = device->parent.user_data;
#endif
const rt_uint8_t *sndb = message->send_buf;
rt_uint8_t *rcvb = message->recv_buf;
rt_int32_t length = message->length;
#ifdef BSP_QSPI_USING_SOFTCS
if (message->cs_take)
{
rt_pin_write(cs->pin, 0);
}
#endif
/* send data */
if (sndb)
{
qspi_send_cmd(qspi_bus, qspi_message);
if (qspi_message->parent.length != 0)
{
if (HAL_QSPI_Transmit(&qspi_bus->QSPI_Handler, (rt_uint8_t *)sndb, 5000) == HAL_OK)
{
len = length;
}
else
{
LOG_E("QSPI send data failed(%d)!", qspi_bus->QSPI_Handler.ErrorCode);
qspi_bus->QSPI_Handler.State = HAL_QSPI_STATE_READY;
goto __exit;
}
}
else
{
len = 1;
}
}
else if (rcvb)/* recv data */
{
qspi_send_cmd(qspi_bus, qspi_message);
#ifdef BSP_QSPI_USING_DMA
if (HAL_QSPI_Receive_DMA(&qspi_bus->QSPI_Handler, rcvb) == HAL_OK)
#else
if (HAL_QSPI_Receive(&qspi_bus->QSPI_Handler, rcvb, 5000) == HAL_OK)
#endif
{
len = length;
#ifdef BSP_QSPI_USING_DMA
while (qspi_bus->QSPI_Handler.RxXferCount != 0);
#endif
}
else
{
LOG_E("QSPI recv data failed(%d)!", qspi_bus->QSPI_Handler.ErrorCode);
qspi_bus->QSPI_Handler.State = HAL_QSPI_STATE_READY;
goto __exit;
}
}
__exit:
#ifdef BSP_QSPI_USING_SOFTCS
if (message->cs_release)
{
rt_pin_write(cs->pin, 1);
}
#endif
return len;
}
