hdparm.h File Reference

#include <linux/types.h>

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Data Structures
struct	local_hd_big_geometry
struct	hd_geometry
struct	ata_lba_regs
struct	ata_tf
struct	reg_flags
struct	taskfile_flags
struct	taskfile_regs
struct	hdio_taskfile

Macros
#define	__attribute__(x)

Enumerations
enum	{   ATA_OP_CHECKPOWERMODE1 = 0xe5, ATA_OP_CHECKPOWERMODE2 = 0x98, ATA_OP_DOORLOCK = 0xde, ATA_OP_DOORUNLOCK = 0xdf,   ATA_OP_FLUSHCACHE = 0xe7, ATA_OP_IDENTIFY = 0xec, ATA_OP_PIDENTIFY = 0xa1, ATA_OP_SECURITY_DISABLE = 0xf6,   ATA_OP_SECURITY_ERASE_PREPARE = 0xf3, ATA_OP_SECURITY_ERASE_UNIT = 0xf4, ATA_OP_SECURITY_FREEZE_LOCK = 0xf5, ATA_OP_SECURITY_SET_PASS = 0xf1,   ATA_OP_SECURITY_UNLOCK = 0xf2, ATA_OP_SETFEATURES = 0xef, ATA_OP_SETIDLE1 = 0xe3, ATA_OP_SETIDLE2 = 0x97,   ATA_OP_SLEEPNOW1 = 0xe5, ATA_OP_SLEEPNOW2 = 0x99, ATA_OP_SMART = 0xb0, ATA_OP_STANDBYNOW1 = 0xe0,   ATA_OP_STANDBYNOW2 = 0x94 }
enum	{   HDIO_DRIVE_CMD = 0x031f, HDIO_DRIVE_RESET = 0x031c, HDIO_DRIVE_TASK = 0x031e, HDIO_DRIVE_TASKFILE = 0x031d,   HDIO_GETGEO = 0x0301, HDIO_GETGEO_BIG = 0x0330, HDIO_GET_32BIT = 0x0309, HDIO_GET_ACOUSTIC = 0x030f,   HDIO_GET_BUSSTATE = 0x031a, HDIO_GET_DMA = 0x030b, HDIO_GET_IDENTITY = 0x030d, HDIO_GET_KEEPSETTINGS = 0x0308,   HDIO_GET_MULTCOUNT = 0x0304, HDIO_GET_NOWERR = 0x030a, HDIO_GET_QDMA = 0x0305, HDIO_GET_UNMASKINTR = 0x0302,   HDIO_OBSOLETE_IDENTITY = 0x0307, HDIO_SCAN_HWIF = 0x0328, HDIO_SET_32BIT = 0x0324, HDIO_SET_ACOUSTIC = 0x032c,   HDIO_SET_BUSSTATE = 0x032d, HDIO_SET_DMA = 0x0326, HDIO_SET_KEEPSETTINGS = 0x0323, HDIO_SET_MULTCOUNT = 0x0321,   HDIO_SET_NOWERR = 0x0325, HDIO_SET_PIO_MODE = 0x0327, HDIO_SET_QDMA = 0x032e, HDIO_SET_UNMASKINTR = 0x0322,   HDIO_SET_WCACHE = 0x032b, HDIO_TRISTATE_HWIF = 0x031b, HDIO_UNREGISTER_HWIF = 0x032a, CDROM__SPEED = 0x5322 }
enum	{   TASKFILE_CMD_REQ_NODATA = 0, TASKFILE_CMD_REQ_IN = 2, TASKFILE_CMD_REQ_OUT = 3, TASKFILE_XFER_METHOD_NONE = 0,   TASKFILE_XFER_METHOD_PIO_IN = 1, TASKFILE_XFER_METHOD_PIO_OUT = 4 }

Functions
compiler advice feature *void	identify (__u16 *id_supplied)
void	usage_error (int out) __attribute__((noreturn))
int	main (int argc, char **argv) __attribute__((noreturn))
void	flush_buffer_cache (int fd)
int	seek_to_zero (int fd)
int	read_big_block (int fd, char *buf)
void	time_cache (int fd)
void	time_device (int fd)
void	no_scsi (void)
void	no_xt (void)
void	process_dev (char *devname)
void	tf_init (struct ata_tf *tf, __u8 ata_op, __u64 lba, unsigned int nsect)
__u64	tf_to_lba (struct ata_tf *tf)
int	sg16 (int fd, int rw, struct ata_tf *tf, void *data, unsigned int data_bytes, unsigned int timeout_secs)
int	do_drive_cmd (int fd, unsigned char *args)
int	do_taskfile_cmd (int fd, struct hdio_taskfile *r, unsigned int timeout_secs)
int	dev_has_sgio (int fd)

Macro Definition Documentation

__attribute__

#define __attribute__

(

x

)

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
ATA_OP_CHECKPOWERMODE1
ATA_OP_CHECKPOWERMODE2
ATA_OP_DOORLOCK
ATA_OP_DOORUNLOCK
ATA_OP_FLUSHCACHE
ATA_OP_IDENTIFY
ATA_OP_PIDENTIFY
ATA_OP_SECURITY_DISABLE
ATA_OP_SECURITY_ERASE_PREPARE
ATA_OP_SECURITY_ERASE_UNIT
ATA_OP_SECURITY_FREEZE_LOCK
ATA_OP_SECURITY_SET_PASS
ATA_OP_SECURITY_UNLOCK
ATA_OP_SETFEATURES
ATA_OP_SETIDLE1
ATA_OP_SETIDLE2
ATA_OP_SLEEPNOW1
ATA_OP_SLEEPNOW2
ATA_OP_SMART
ATA_OP_STANDBYNOW1
ATA_OP_STANDBYNOW2

anonymous enum

anonymous enum

Enumerator
HDIO_DRIVE_CMD
HDIO_DRIVE_RESET
HDIO_DRIVE_TASK
HDIO_DRIVE_TASKFILE
HDIO_GETGEO
HDIO_GETGEO_BIG
HDIO_GET_32BIT
HDIO_GET_ACOUSTIC
HDIO_GET_BUSSTATE
HDIO_GET_DMA
HDIO_GET_IDENTITY
HDIO_GET_KEEPSETTINGS
HDIO_GET_MULTCOUNT
HDIO_GET_NOWERR
HDIO_GET_QDMA
HDIO_GET_UNMASKINTR
HDIO_OBSOLETE_IDENTITY
HDIO_SCAN_HWIF
HDIO_SET_32BIT
HDIO_SET_ACOUSTIC
HDIO_SET_BUSSTATE
HDIO_SET_DMA
HDIO_SET_KEEPSETTINGS
HDIO_SET_MULTCOUNT
HDIO_SET_NOWERR
HDIO_SET_PIO_MODE
HDIO_SET_QDMA
HDIO_SET_UNMASKINTR
HDIO_SET_WCACHE
HDIO_TRISTATE_HWIF
HDIO_UNREGISTER_HWIF
CDROM__SPEED

anonymous enum

anonymous enum

Enumerator
TASKFILE_CMD_REQ_NODATA
TASKFILE_CMD_REQ_IN
TASKFILE_CMD_REQ_OUT
TASKFILE_XFER_METHOD_NONE
TASKFILE_XFER_METHOD_PIO_IN
TASKFILE_XFER_METHOD_PIO_OUT

Function Documentation

dev_has_sgio()

int dev_has_sgio

(

int

fd

)

do_drive_cmd()

int do_drive_cmd	(	int	fd,
		unsigned char *	args
	)

do_taskfile_cmd()

int do_taskfile_cmd	(	int	fd,
		struct hdio_taskfile *	r,
		unsigned int	timeout_secs
	)

flush_buffer_cache()

void flush_buffer_cache

(

int

fd

)

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identify()

compiler advice feature* void identify

(

__u16 *

id_supplied

)

main()

int main	(	int	argc,
		char **	argv
	)

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no_scsi()

void no_scsi

(

void

)

no_xt()

void no_xt

(

void

)

process_dev()

void process_dev

(

char *

devname

)

read_big_block()

int read_big_block	(	int	fd,
		char *	buf
	)

seek_to_zero()

int seek_to_zero

(

int

fd

)

sg16()

int sg16	(	int	fd,
		int	rw,
		struct ata_tf *	tf,
		void *	data,
		unsigned int	data_bytes,
		unsigned int	timeout_secs
	)

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tf_init()

void tf_init	(	struct ata_tf *	tf,
		__u8	ata_op,
		__u64	lba,
		unsigned int	nsect
	)

tf_to_lba()

__u64 tf_to_lba

(

struct ata_tf *

tf

)

time_cache()

void time_cache

(

int

fd

)

time_device()

void time_device

(

int

fd

)

usage_error()

void usage_error

(

int

out

)