spi.h File Reference

#include "net_driver.h"

Go to the source code of this file.

Data Structures
struct	efx_spi_device

Macros
#define	SPI_WRSR   0x01 /* Write status register */
#define	SPI_WRITE   0x02 /* Write data to memory array */
#define	SPI_READ   0x03 /* Read data from memory array */
#define	SPI_WRDI   0x04 /* Reset write enable latch */
#define	SPI_RDSR   0x05 /* Read status register */
#define	SPI_WREN   0x06 /* Set write enable latch */
#define	SPI_SST_EWSR   0x50 /* SST: Enable write to status register */
#define	SPI_STATUS_WPEN   0x80 /* Write-protect pin enabled */
#define	SPI_STATUS_BP2   0x10 /* Block protection bit 2 */
#define	SPI_STATUS_BP1   0x08 /* Block protection bit 1 */
#define	SPI_STATUS_BP0   0x04 /* Block protection bit 0 */
#define	SPI_STATUS_WEN   0x02 /* State of the write enable latch */
#define	SPI_STATUS_NRDY   0x01 /* Device busy flag */
#define	FALCON_NVCONFIG_END   0x400U
#define	FALCON_FLASH_BOOTCODE_START   0x8000U
#define	EFX_EEPROM_BOOTCONFIG_START   0x800U
#define	EFX_EEPROM_BOOTCONFIG_END   0x1800U

Functions
int	falcon_spi_cmd (struct efx_nic *efx, const struct efx_spi_device *spi, unsigned int command, int address, const void *in, void *out, size_t len)
int	falcon_spi_wait_write (struct efx_nic *efx, const struct efx_spi_device *spi)
int	falcon_spi_read (struct efx_nic *efx, const struct efx_spi_device *spi, loff_t start, size_t len, size_t *retlen, u8 *buffer)
int	falcon_spi_write (struct efx_nic *efx, const struct efx_spi_device *spi, loff_t start, size_t len, size_t *retlen, const u8 *buffer)

Macro Definition Documentation

#define EFX_EEPROM_BOOTCONFIG_END   0x1800U

Definition at line 97 of file spi.h.

#define EFX_EEPROM_BOOTCONFIG_START   0x800U

Definition at line 96 of file spi.h.

#define FALCON_FLASH_BOOTCODE_START   0x8000U

Definition at line 95 of file spi.h.

#define FALCON_NVCONFIG_END   0x400U

Definition at line 94 of file spi.h.

#define SPI_RDSR   0x05 /* Read status register */

Definition at line 26 of file spi.h.

#define SPI_READ   0x03 /* Read data from memory array */

Definition at line 24 of file spi.h.

#define SPI_SST_EWSR   0x50 /* SST: Enable write to status register */

Definition at line 28 of file spi.h.

#define SPI_STATUS_BP0   0x04 /* Block protection bit 0 */

Definition at line 33 of file spi.h.

#define SPI_STATUS_BP1   0x08 /* Block protection bit 1 */

Definition at line 32 of file spi.h.

#define SPI_STATUS_BP2   0x10 /* Block protection bit 2 */

Definition at line 31 of file spi.h.

#define SPI_STATUS_NRDY   0x01 /* Device busy flag */

Definition at line 35 of file spi.h.

#define SPI_STATUS_WEN   0x02 /* State of the write enable latch */

Definition at line 34 of file spi.h.

#define SPI_STATUS_WPEN   0x80 /* Write-protect pin enabled */

Definition at line 30 of file spi.h.

#define SPI_WRDI   0x04 /* Reset write enable latch */

Definition at line 25 of file spi.h.

#define SPI_WREN   0x06 /* Set write enable latch */

Definition at line 27 of file spi.h.

#define SPI_WRITE   0x02 /* Write data to memory array */

Definition at line 23 of file spi.h.

#define SPI_WRSR   0x01 /* Write status register */

Definition at line 22 of file spi.h.

Function Documentation

int falcon_spi_cmd	(	struct efx_nic *	efx,
		const struct efx_spi_device *	spi,
		unsigned int	command,
		int	address,
		const void *	in,
		void *	out,
		size_t	len
	)

Definition at line 244 of file falcon.c.

int falcon_spi_read	(	struct efx_nic *	efx,
		const struct efx_spi_device *	spi,
		loff_t	start,
		size_t	len,
		size_t *	retlen,
		u8 *	buffer
	)

Definition at line 340 of file falcon.c.

int falcon_spi_wait_write	(	struct efx_nic *	efx,
		const struct efx_spi_device *	spi
	)

Definition at line 316 of file falcon.c.

int falcon_spi_write	(	struct efx_nic *	efx,
		const struct efx_spi_device *	spi,
		loff_t	start,
		size_t	len,
		size_t *	retlen,
		const u8 *	buffer
	)

Definition at line 371 of file falcon.c.