efi_disk_impl.c File Reference

efi disk implementation. More...

#include <setup.h>

Classes
struct	efi_disk_impl_context_t
	efi disk implementation context. More...

Typedefs
typedef struct efi_disk_impl_context_t	efi_disk_impl_context_t
	typedef for efi_disk_impl_context_t.

Functions
	MODULE ("turnstone.efi")
memory_heap_t *	efi_disk_impl_get_heap (const disk_or_partition_t *d)
	returns heap. More...
uint64_t	efi_disk_impl_get_disk_size (const disk_or_partition_t *d)
	returns disk size. More...
uint64_t	efi_disk_impl_get_block_size (const disk_or_partition_t *d)
	returns block size. More...
int8_t	efi_disk_impl_write (const disk_or_partition_t *d, uint64_t lba, uint64_t count, uint8_t *data)
	writes data to disk. More...
int8_t	efi_disk_impl_read (const disk_or_partition_t *d, uint64_t lba, uint64_t count, uint8_t **data)
	reads data from disk. More...
int8_t	efi_disk_impl_close (const disk_or_partition_t *d)
	closes and frees disk. More...
int8_t	efi_disk_impl_flush (const disk_or_partition_t *d)
	flushes disk. More...
disk_t *	efi_disk_impl_open (efi_block_io_t *bio)
	opens an efi protocol based disk More...

Detailed Description

efi disk implementation.

uses efi block io protocol to implement disk methods.

This work is licensed under TURNSTONE OS Public License. Please read and understand latest version of Licence.

Function Documentation

efi_disk_impl_close()

int8_t efi_disk_impl_close

(

const disk_or_partition_t *

d

)

closes and frees disk.

Parameters

[in]

d

disk or partition.

Returns

0 on success.

efi_disk_impl_flush()

int8_t efi_disk_impl_flush

(

const disk_or_partition_t *

d

)

flushes disk.

Parameters

[in]

d

disk or partition.

Returns

0 on success.

efi_disk_impl_get_block_size()

uint64_t efi_disk_impl_get_block_size

(

const disk_or_partition_t *

d

)

returns block size.

Parameters

[in]

d

disk or partition.

Returns

block size.

efi_disk_impl_get_disk_size()

uint64_t efi_disk_impl_get_disk_size

(

const disk_or_partition_t *

d

)

returns disk size.

Parameters

[in]

d

disk or partition.

Returns

disk size.

efi_disk_impl_get_heap()

memory_heap_t * efi_disk_impl_get_heap

(

const disk_or_partition_t *

d

)

returns heap.

Parameters

[in]

d

disk or partition.

Returns

heap.

efi_disk_impl_open()

disk_t * efi_disk_impl_open

(

efi_block_io_t *

bio

)

opens an efi protocol based disk

Parameters

[in]

bio

efi block io protocol

Returns

a disk implementation based on efi protocols.

efi_disk_impl_read()

int8_t efi_disk_impl_read	(	const disk_or_partition_t *	d,
		uint64_t	lba,
		uint64_t	count,
		uint8_t **	data
	)

reads data from disk.

Parameters

[in]	d	disk or partition.
[in]	lba	logical block address.
[in]	count	number of blocks to read.
[out]	data	data to read.

Returns

0 on success.

efi_disk_impl_write()

int8_t efi_disk_impl_write	(	const disk_or_partition_t *	d,
		uint64_t	lba,
		uint64_t	count,
		uint8_t *	data
	)

writes data to disk.

Parameters

[in]	d	disk or partition.
[in]	lba	logical block address.
[in]	count	number of blocks to write.
[in]	data	data to write.

Returns

0 on success.

MODULE()

MODULE

(

"turnstone.efi"

)

module name