eeprom_hal.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "eeprom_hal.h"

Data Structures
struct	eeprom_context_t
	eeprom hal context structure More...

Functions
hpm_stat_t	hpm_eeprom_init (hpm_eeprom_device_t *device)
	Initialize eeprom device. More...
hpm_stat_t	hpm_eeprom_deinit (hpm_eeprom_device_t *device)
	Deinitialize eeprom device. More...
hpm_stat_t	hpm_eeprom_read_block (hpm_eeprom_device_t *device, uint32_t data_addr, uint32_t len, uint8_t *data)
	Read data from eeprom device. More...
hpm_stat_t	hpm_eeprom_write_block (hpm_eeprom_device_t *device, uint32_t data_addr, uint32_t len, uint8_t *data)
	Write data to eeprom device. More...
static uint8_t	find_empty_device_bit (uint32_t device_bit)
	Find empty device bit. More...
hpm_stat_t	hpm_eeprom_register (hpm_eeprom_device_t *device, char device_name[])
	Register eeprom device. More...
hpm_stat_t	hpm_eeprom_unregister (char device_name[])
	Unregister eeprom device. More...
hpm_eeprom_device_t *	hpm_eeprom_find (char device_name[])
	Find eeprom device by device name. More...

Variables
eeprom_context_t	g_e2p_ctx

Function Documentation

find_empty_device_bit()

static uint8_t find_empty_device_bit ( uint32_t  device_bit )

static

Find empty device bit.

Parameters

[in]

device_bit

Device bit map

Return values

empty

device bit index

hpm_eeprom_deinit()

hpm_stat_t hpm_eeprom_deinit

(

hpm_eeprom_device_t *

device

)

Deinitialize eeprom device.

Parameters

[in]

device

Pointer to eeprom device structure

Return values

status_success

hpm_eeprom_find()

hpm_eeprom_device_t* hpm_eeprom_find

(

char

device_name[]

)

Find eeprom device by device name.

Parameters

[in]

device_name

Device name

Return values

Pointer

to eeprom device structure

hpm_eeprom_init()

hpm_stat_t hpm_eeprom_init

(

hpm_eeprom_device_t *

device

)

Initialize eeprom device.

Parameters

[in]

device

Pointer to eeprom device structure

Return values

status_success

or status_fail if initialization fails

hpm_eeprom_read_block()

hpm_stat_t hpm_eeprom_read_block	(	hpm_eeprom_device_t *	device,
		uint32_t	data_addr,
		uint32_t	len,
		uint8_t *	data
	)

Read data from eeprom device.

Parameters

[in]	device	Pointer to eeprom device structure
[in]	data_addr	Data address to read from
[in]	len	Length of data to read
[in]	data	Pointer to buffer to store read data

Return values

status_success

if without any error

hpm_eeprom_register()

hpm_stat_t hpm_eeprom_register	(	hpm_eeprom_device_t *	device,
		char	device_name[]
	)

Register eeprom device.

Parameters

[in]	device	Pointer to eeprom device structure
[in]	device_name	Device name

Return values

status_success

hpm_eeprom_unregister()

hpm_stat_t hpm_eeprom_unregister

(

char

device_name[]

)

Unregister eeprom device.

Parameters

[in]

device_name

Device name

Return values

status_success

or status_fail if unregister fails

hpm_eeprom_write_block()

hpm_stat_t hpm_eeprom_write_block	(	hpm_eeprom_device_t *	device,
		uint32_t	data_addr,
		uint32_t	len,
		uint8_t *	data
	)

Write data to eeprom device.

Parameters

[in]	device	Pointer to eeprom device structure
[in]	data_addr	Data address to write to
[in]	len	Length of data to write
[in]	data	Pointer to buffer containing data to write

Return values

status_success

if without any error

Variable Documentation

g_e2p_ctx

eeprom_context_t g_e2p_ctx