at25df.c

References Functions:	At25dfInit()	nut/dev/at25df.c
	SpiAt25IOCtl()	nut/dev/at25df.c
	SpiAt25PageRead()	nut/dev/at25df.c
	SpiAt25PageWrite()	nut/dev/at25df.c
	SpiAt25PageWrite_P()	nut/dev/at25df.c
	NutBlockDeviceClose(), NutBlockDeviceIOCtl(), NutBlockDeviceOpen(), NutBlockDeviceRead(), NutBlockDeviceSize(), NutBlockDeviceWrite(), NutBlockDeviceWrite_P()
References Variables:	at25d_info	nut/dev/at25df.c
	at25df	nut/dev/at25df.c
	blkIoAt25df	nut/dev/at25df.c

Included Files

#include <nut/include/cfg/os.h>

#include <nut/include/cfg/memory.h>

#include <nut/include/sys/timer.h>

#include <nut/include/include2/string.h>

#include <stdlib.h>

#include <nut/include/dev/at25df.h>

#include <dev/blockdev.h>

#include <dev/spibus.h>

#include <nut/include/sys/nutdebug.h>

Preprocessor definitions

#define MAX_AT25_CMDLEN 6

#define AT25_ERASE_WAIT 3000

#define AT25_CHIP_ERASE_WAIT 50000

#define AT25_WRITE_POLLS 1000

#define DFCMD_READ_PAGE 0x0B

#define DFCMD_BLOCK_ERASE_4K 0x20

#define DFCMD_BLOCK_ERASE_32K 0x52

#define DFCMD_BLOCK_ERASE_64K 0xd8

#define DFCMD_CHIP_ERASE 0xC7

#define DFCMD_WRITE 0x02

#define DFCMD_READ_STATUS 0x05

#define DFCMD_READ_DEVICEID 0x9F

#define DFCMD_WRITE_ENABLE 0x06

#define DFCMD_WRITE_DISABLE 0x04

#define MOUNT_OFFSET_AT45D0 0

#define MOUNT_TOP_RESERVE_AT45D0 0

Global Variable at25d_info

AT25D_INFO at25d_info[]

Visible in:		nut/dev/at25df.c
Used in:		nut/dev/at25df.c
	At25dfInit()	nut/dev/at25df.c

Global Variable at25d_known_types

uint_fast8_t at25d_known_types

Visible in:		nut/dev/at25df.c
Used in:	At25dfInit()	nut/dev/at25df.c

Global Variable at25df

NUTSPINODE at25df

Visible in:		nut/dev/at25df.c
Used in:		nut/dev/at25df.c

Global Variable devDataFlash0

NUTDEVICE devDataFlash0

Visible in:

nut/dev/at25df.c

Local Variables

blkIoAt25df
static NUTBLOCKIO blkIoAt25df

Used in:

nut/dev/at25df.c

Global Function At25dfInit()

int At25dfInit ( NUTDEVICE* dev )

Prototyped in:	nut/include/dev/at25df.h
Calls:	At25dDeviceID()	nut/dev/at25df.c
Used in:		nut/dev/at25df.c
References Variables:	at25d_info	nut/dev/at25df.c
	at25d_known_types	nut/dev/at25df.c

Global Function SpiAt25IOCtl()

int SpiAt25IOCtl ( NUTDEVICE* dev, int req, void* conf )

Used in:

nut/dev/at25df.c

Global Function SpiAt25PageRead()

int SpiAt25PageRead ( NUTDEVICE* dev, uint32_t pgn, void* data, int len )

Calls:	At25dCommand()	nut/dev/at25df.c
Used in:		nut/dev/at25df.c

Global Function SpiAt25PageWrite()

int SpiAt25PageWrite ( NUTDEVICE* dev, uint32_t pgn, const void* data, int len )

Calls:	At25dCommand()	nut/dev/at25df.c
	At25dWaitReady()	nut/dev/at25df.c
Used in:		nut/dev/at25df.c

Global Function SpiAt25PageWrite_P()

int SpiAt25PageWrite_P ( NUTDEVICE* dev, uint32_t pgn, const char* data, int len )

Used in:

nut/dev/at25df.c

Local Function At25dCommand()

static int At25dCommand ( NUTSPINODE* node, uint8_t op, uint32_t parm, int oplen, const void* txbuf, void* rxbuf, int xlen )

Calls:	memset()	nut/c/string/memset.c
Called by:	SpiAt25PageRead()	nut/dev/at25df.c
	SpiAt25PageWrite()	nut/dev/at25df.c

Local Function At25dDeviceID()

static uint8_t At25dDeviceID ( NUTSPINODE* node )

Called by:

At25dfInit()

nut/dev/at25df.c

Local Function At25dStatus()

static uint8_t At25dStatus ( NUTSPINODE* node )

Prototyped in:	nut/include/dev/at25df.h
Called by:	At25dWaitReady()	nut/dev/at25df.c

Local Function At25dWaitReady()

static int At25dWaitReady ( NUTSPINODE* node, uint32_t tmo, int poll )

Calls:	At25dStatus()	nut/dev/at25df.c
	NutSleep()
Called by:	SpiAt25PageWrite()	nut/dev/at25df.c