include/flash/at45_device.h File Reference

AT45 DataFlash(R) Device Driver. More...

#include <flash/at45.h>

Go to the source code of this file.

Data Structures
struct	at45_device
	AT45 DataFlash device. More...
Typedefs
typedef bool(*	at45_next_call_t )(struct at45_device *at45d)
Enumerations
enum	at45_device_flag { AT45_FLAG_VALID, AT45_FLAG_PROTECTED }
	AT45 device flags. More...
Functions
static void	at45_request (struct at45_device *at45d, struct workqueue_task *task)
	Request exclusive access to AT45 device.
static void	at45_release (struct at45_device *at45d)
	Release exclusive access to AT45 device.
static void	at45_select (struct at45_device *at45d)
	Select AT45 device (Chip select).
static void	at45_deselect (struct at45_device *at45d)
	De-select AT45 device (Chip de-select).
static void	at45_write_cmd (struct at45_device *at45d, uint8_t size)
	Write command and other opcodes to AT45 device.
static void	at45_read_rsp (struct at45_device *at45d, uint8_t size)
	Read response from AT45 device.
static void	at45_cmd_read_status_reg (struct at45_device *at45d)
	Write AT45 device command: read status register.
static void	at45_cmd_read_id (struct at45_device *at45d)
	Write AT45 device command: read ID.
static void	at45_cmd_cont_array_read (struct at45_device *at45d, uint16_t page, uint16_t pos)
	Write AT45 device command: continous array read.
static void	at45_cmd_buffer_1_write (struct at45_device *at45d, uint16_t pos)
	Write AT45 device command: buffer 1 write.
static void	at45_cmd_main_memory_to_buffer_1_transfer (struct at45_device *at45d, uint16_t page)
	Write AT45 device command: main memory to buffer 1 transfer.
static void	at45_cmd_buffer_1_main_memory_program_with_erase (struct at45_device *at45d, uint16_t page)
	Write AT45 device command: buffer 1 main memory program with erase.
static void	at45_read_buf_list (struct at45_device *at45d, struct slist *buf_list)
	Read from AT45 device into buffer list.
static void	at45_write_buf_list (struct at45_device *at45d, struct slist *buf_list)
	Write from buffer list into AT45 device.
static bool	at45_rsp_status_is_ready (struct at45_device *at45d)
	Test if AT45 device status register bit is set to ready.
static bool	at45_rsp_status_is_protected (struct at45_device *at45d)
	Test if AT45 device status register bit is set to protected.
bool	at45_wait_ready (struct at45_device *at45d)
	Actively wait for AT45 device to be ready.
bool	at45_identify (struct at45_device *at45d)
	Identify AT45 device.
void	at45_device_init (struct at45_device *at45d, spi_id_t spi_id, struct spi_master *spim, struct spi_device *spid)
	Initialize AT45 struct.

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Detailed Description

AT45 DataFlash(R) Device Driver.

Copyright (C) 2009 Atmel Corporation. All rights reserved.

Definition in file at45_device.h.