disk.h 文件参考

#include "los_base.h"
#include "inode/inode.h"

disk.h 的引用(Include)关系图:

此图展示该文件直接或间接的被哪些文件引用了:

浏览源代码.

结构体
struct	_los_disk_
struct	_los_part_
struct	partition_info
struct	disk_divide_info

宏定义
#define	SYS_MAX_DISK   5
#define	MAX_DIVIDE_PART_PER_DISK   16
#define	MAX_PRIMARY_PART_PER_DISK   4
#define	SYS_MAX_PART   (SYS_MAX_DISK * MAX_DIVIDE_PART_PER_DISK)
#define	DISK_NAME   255
#define	EMMC   0xEC
#define	DISK_CTRL_SYNC   0 /* Complete pending write process */
#define	DISK_GET_SECTOR_COUNT   1 /* Get media size */
#define	DISK_GET_SECTOR_SIZE   2 /* Get sector size */
#define	DISK_GET_BLOCK_SIZE   3 /* Get erase block size */
#define	DISK_CTRL_TRIM   4 /* Inform device that the data on the block of sectors is no longer used */
#define	DISK_CTRL_POWER   5 /* Get/Set power status */
#define	DISK_CTRL_LOCK   6 /* Lock/Unlock media removal */
#define	DISK_CTRL_EJECT   7 /* Eject media */
#define	DISK_CTRL_FORMAT   8 /* Create physical format on the media */
#define	DISK_MMC_GET_TYPE   10 /* Get card type */
#define	DISK_MMC_GET_CSD   11 /* Get CSD */
#define	DISK_MMC_GET_CID   12 /* Get CID */
#define	DISK_MMC_GET_OCR   13 /* Get OCR */
#define	DISK_MMC_GET_SDSTAT   14 /* Get SD status */
#define	DISK_ATA_GET_REV   20 /* Get F/W revision */
#define	DISK_ATA_GET_MODEL   21 /* Get model name */
#define	DISK_ATA_GET_SN   22 /* Get serial number */
#define	DISK_CTRL_TRIM_REVERT   23 /* Inform device that the data on the block of sectors will be used */

类型定义
typedef struct _los_disk_	los_disk
typedef struct _los_part_	los_part

函数
INT32	los_disk_init (const CHAR *diskName, const struct block_operations *bops, VOID *priv, INT32 diskId, VOID *info)
	Disk driver initialization.
INT32	los_disk_deinit (INT32 diskId)
	Destroy a disk driver.
INT32	los_disk_read (INT32 drvId, VOID *buf, UINT64 sector, UINT32 count)
	Read data from disk driver.
INT32	los_disk_write (INT32 drvId, const VOID *buf, UINT64 sector, UINT32 count)
	Write data to a disk driver.
INT32	los_disk_ioctl (INT32 drvId, INT32 cmd, VOID *buf)
	Get information of disk driver.
INT32	los_disk_sync (INT32 drvId)
	Sync blib cache.
INT32	los_disk_set_bcache (INT32 drvId, UINT32 sectorPerBlock, UINT32 blockNum)
	Set blib cache for the disk driver.
INT32	los_part_read (INT32 pt, VOID *buf, UINT64 sector, UINT32 count)
	Read data from chosen partition.
INT32	los_part_write (INT32 pt, const VOID *buf, UINT64 sector, UINT32 count)
	Write data to chosen partition.
INT32	los_part_ioctl (INT32 pt, INT32 cmd, VOID *buf)
	Get information of chosen partition.
INT32	los_part_access (const CHAR *dev, mode_t mode)
	Decide the chosen partition is exist or not.
los_part *	los_part_find (const struct inode *blkDriver)
	Find disk partition.
los_disk *	get_disk (INT32 id)
	Find disk driver.
los_part *	get_part (INT32 id)
	Find disk partition.
VOID	show_part (const los_part *part)
	Print partition information.
INT32	add_mmc_partition (struct disk_divide_info *info, size_t sectorStart, size_t sectorCount)
	Add a new mmc partition.
INT32	los_alloc_diskid_byname (const CHAR *diskName)
	alloc a new UNUSED disk id.
INT32	los_get_diskid_byname (const CHAR *diskName)
	get the disk id in used.

宏定义说明

DISK_ATA_GET_MODEL

#define DISK_ATA_GET_MODEL   21 /* Get model name */

DISK_ATA_GET_REV

#define DISK_ATA_GET_REV   20 /* Get F/W revision */

DISK_ATA_GET_SN

#define DISK_ATA_GET_SN   22 /* Get serial number */

DISK_CTRL_EJECT

#define DISK_CTRL_EJECT   7 /* Eject media */

DISK_CTRL_FORMAT

#define DISK_CTRL_FORMAT   8 /* Create physical format on the media */

DISK_CTRL_LOCK

#define DISK_CTRL_LOCK   6 /* Lock/Unlock media removal */

DISK_CTRL_POWER

#define DISK_CTRL_POWER   5 /* Get/Set power status */

DISK_CTRL_SYNC

#define DISK_CTRL_SYNC   0 /* Complete pending write process */

DISK_CTRL_TRIM

#define DISK_CTRL_TRIM   4 /* Inform device that the data on the block of sectors is no longer used */

DISK_CTRL_TRIM_REVERT

#define DISK_CTRL_TRIM_REVERT   23 /* Inform device that the data on the block of sectors will be used */

DISK_GET_BLOCK_SIZE

#define DISK_GET_BLOCK_SIZE   3 /* Get erase block size */

DISK_GET_SECTOR_COUNT

#define DISK_GET_SECTOR_COUNT   1 /* Get media size */

DISK_GET_SECTOR_SIZE

#define DISK_GET_SECTOR_SIZE   2 /* Get sector size */

DISK_MMC_GET_CID

#define DISK_MMC_GET_CID   12 /* Get CID */

DISK_MMC_GET_CSD

#define DISK_MMC_GET_CSD   11 /* Get CSD */

DISK_MMC_GET_OCR

#define DISK_MMC_GET_OCR   13 /* Get OCR */

DISK_MMC_GET_SDSTAT

#define DISK_MMC_GET_SDSTAT   14 /* Get SD status */

DISK_MMC_GET_TYPE

#define DISK_MMC_GET_TYPE   10 /* Get card type */

DISK_NAME

#define DISK_NAME   255

EMMC

#define EMMC   0xEC

MAX_DIVIDE_PART_PER_DISK

#define MAX_DIVIDE_PART_PER_DISK   16

MAX_PRIMARY_PART_PER_DISK

#define MAX_PRIMARY_PART_PER_DISK   4

SYS_MAX_DISK

#define SYS_MAX_DISK   5

SYS_MAX_PART

#define SYS_MAX_PART   (SYS_MAX_DISK * MAX_DIVIDE_PART_PER_DISK)

类型定义说明

los_disk

typedef struct _los_disk_ los_disk

los_part

typedef struct _los_part_ los_part