bluedbm.h File Reference

bluedbm module's header file More...

#include <stdint.h>
#include <libmemio.h>
#include "device.h"

Include dependency graph for bluedbm.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	bluedbm_dma_t
	structure for manage the dma More...
struct	bluedbm
	structure for manage the bluedbm device More...

Macros
#define	BLUEDBM_NR_BLOCKS   (4096)

Functions
int	bluedbm_open (struct device *, const char *name, int flags)
	open the bluedbm based device More...
ssize_t	bluedbm_write (struct device *, struct device_request *)
	write to the flash board More...
ssize_t	bluedbm_read (struct device *, struct device_request *)
	read from the flash board More...
int	bluedbm_erase (struct device *, struct device_request *)
	erase a segment More...
int	bluedbm_close (struct device *)
	close the bluedbm More...
int	bluedbm_device_init (struct device *, uint64_t flags)
	initialize the device and bluedbm module More...
int	bluedbm_device_exit (struct device *)
	deallocate the device module More...

Detailed Description

bluedbm module's header file

Author

Gijun Oh

Version

0.2

Date

2021-10-20

Macro Definition Documentation

BLUEDBM_NR_BLOCKS

#define BLUEDBM_NR_BLOCKS   (4096)

number of blocks(segments) in the flash board

Function Documentation

bluedbm_close()

int bluedbm_close

(

struct device *

dev

)

close the bluedbm

Parameters

dev	pointer of the device structure

Returns

0 for success, negative value for fail

bluedbm_device_exit()

int bluedbm_device_exit

(

struct device *

dev

)

deallocate the device module

Parameters

dev	pointer of the device structure

Returns

0 for success, negative value for fail

Here is the call graph for this function:

bluedbm_device_init()

int bluedbm_device_init	(	struct device *	dev,
		uint64_t	flags
	)

initialize the device and bluedbm module

Parameters

dev	pointer of the device structure
flags	flags for bluedbm and device

Returns

0 for success, negative value for fail

Here is the call graph for this function:

bluedbm_erase()

int bluedbm_erase	(	struct device *	dev,
		struct device_request *	request
	)

erase a segment

Parameters

dev	pointer of the device structure
request	pointer of the device request structure

Returns

0 for success, negative value for fail

Here is the call graph for this function:

bluedbm_open()

int bluedbm_open	(	struct device *	dev,
		const char *	name,
		int	flags
	)

open the bluedbm based device

Parameters

dev	pointer of the device structure
name	this does not use in this module
flags	open flags for this module

Returns

0 for success, negative value to fail

Here is the call graph for this function:

bluedbm_read()

ssize_t bluedbm_read	(	struct device *	dev,
		struct device_request *	request
	)

read from the flash board

Parameters

dev	pointer of the device structure
request	pointer of the device request structure

Returns

read size (bytes)

Here is the call graph for this function:

bluedbm_write()

ssize_t bluedbm_write	(	struct device *	dev,
		struct device_request *	request
	)

write to the flash board

Parameters

dev	pointer of the device structure
request	pointer of the device request structure

Returns

written size (bytes)

Here is the call graph for this function: