STM32469I Discovery QSPI Private Functions

Functions
static uint8_t	QSPI_ResetMemory (QSPI_HandleTypeDef *hqspi)
	This function reset the QSPI memory.
static uint8_t	QSPI_DummyCyclesCfg (QSPI_HandleTypeDef *hqspi)
	This function configure the dummy cycles on memory side.
static uint8_t	QSPI_WriteEnable (QSPI_HandleTypeDef *hqspi)
	This function send a Write Enable and wait it is effective.
static uint8_t	QSPI_AutoPollingMemReady (QSPI_HandleTypeDef *hqspi, uint32_t Timeout)
	This function read the SR of the memory and wait the EOP.
__weak void	BSP_QSPI_MspInit (QSPI_HandleTypeDef *hqspi, void *Params)
	QSPI MSP Initialization This function configures the hardware resources used in this example:
__weak void	BSP_QSPI_MspDeInit (QSPI_HandleTypeDef *hqspi, void *Params)
	QSPI MSP De-Initialization This function frees the hardware resources used in this example:

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Function Documentation

__weak void BSP_QSPI_MspDeInit	(	QSPI_HandleTypeDef *	hqspi,
		void *	Params
	)

QSPI MSP De-Initialization This function frees the hardware resources used in this example:

• Disable the Peripheral's clock
• Revert GPIO and NVIC configuration to their default state

Definition at line 558 of file stm32469i_discovery_qspi.c.

References QSPI_CLK_DISABLE, QSPI_CLK_GPIO_PORT, QSPI_CLK_PIN, QSPI_CS_GPIO_PORT, QSPI_CS_PIN, QSPI_D0_PIN, QSPI_D1_PIN, QSPI_D2_PIN, QSPI_D3_PIN, QSPI_DX_GPIO_PORT, QSPI_FORCE_RESET, and QSPI_RELEASE_RESET.

Referenced by BSP_QSPI_DeInit().

__weak void BSP_QSPI_MspInit	(	QSPI_HandleTypeDef *	hqspi,
		void *	Params
	)

QSPI MSP Initialization This function configures the hardware resources used in this example:

• Peripheral's clock enable
• Peripheral's GPIO Configuration
• NVIC configuration for QSPI interrupt

Definition at line 506 of file stm32469i_discovery_qspi.c.

References QSPI_CLK_ENABLE, QSPI_CLK_GPIO_PORT, QSPI_CLK_PIN, QSPI_CS_GPIO_CLK_ENABLE, QSPI_CS_GPIO_PORT, QSPI_CS_PIN, QSPI_D0_PIN, QSPI_D1_PIN, QSPI_D2_PIN, QSPI_D3_PIN, QSPI_DX_CLK_GPIO_CLK_ENABLE, QSPI_DX_GPIO_PORT, QSPI_FORCE_RESET, and QSPI_RELEASE_RESET.

Referenced by BSP_QSPI_Init().

static uint8_t QSPI_AutoPollingMemReady	(	QSPI_HandleTypeDef *	hqspi,
		uint32_t	Timeout
	)		[static]

This function read the SR of the memory and wait the EOP.

Parameters:

hqspi,:	QSPI handle
Timeout,:	timeout value before returning an error

Definition at line 729 of file stm32469i_discovery_qspi.c.

References QSPI_ERROR, and QSPI_OK.

Referenced by BSP_QSPI_Erase_Block(), BSP_QSPI_Erase_Chip(), BSP_QSPI_Write(), and QSPI_ResetMemory().

static uint8_t QSPI_DummyCyclesCfg

(

QSPI_HandleTypeDef *

hqspi

)

[static]

This function configure the dummy cycles on memory side.

Parameters:

hqspi,:

QSPI handle

Definition at line 626 of file stm32469i_discovery_qspi.c.

References QSPI_ERROR, QSPI_OK, and QSPI_WriteEnable().

Referenced by BSP_QSPI_Init().

static uint8_t QSPI_ResetMemory

(

QSPI_HandleTypeDef *

hqspi

)

[static]

This function reset the QSPI memory.

Parameters:

hqspi,:

QSPI handle

Definition at line 585 of file stm32469i_discovery_qspi.c.

References QSPI_AutoPollingMemReady(), QSPI_ERROR, and QSPI_OK.

Referenced by BSP_QSPI_Init().

static uint8_t QSPI_WriteEnable

(

QSPI_HandleTypeDef *

hqspi

)

[static]

This function send a Write Enable and wait it is effective.

Parameters:

hqspi,:

QSPI handle

Definition at line 684 of file stm32469i_discovery_qspi.c.

References QSPI_ERROR, and QSPI_OK.

Referenced by BSP_QSPI_Erase_Block(), BSP_QSPI_Erase_Chip(), BSP_QSPI_Write(), and QSPI_DummyCyclesCfg().