os::legacy_ata_device Class Reference

Implement standard ATA support with old functions. More...

Collaboration diagram for os::legacy_ata_device:

Public Member Functions
	legacy_ata_device (smart_interface *intf, const char *dev_name, const char *req_type)
Public Member Functions inherited from ata_device_with_command_set
virtual bool	ata_pass_through (const ata_cmd_in &in, ata_cmd_out &out) override
	ATA pass through mapped to ata_command_interface().
Public Member Functions inherited from ata_device
virtual bool	ata_pass_through (const ata_cmd_in &in, ata_cmd_out &out)=0
	ATA pass through.
bool	ata_pass_through (const ata_cmd_in &in)
	ATA pass through without output registers.
virtual bool	ata_identify_is_cached () const
	Return true if OS caches ATA identify sector.
Public Member Functions inherited from smart_device
virtual	~smart_device ()
bool	is_ata () const
	Return true if ATA device.
bool	is_scsi () const
	Return true if SCSI device.
bool	is_nvme () const
	Return true if NVMe device.
ata_device *	to_ata ()
	Downcast to ATA device.
const ata_device *	to_ata () const
	Downcast to ATA device (const).
scsi_device *	to_scsi ()
	Downcast to SCSI device.
const scsi_device *	to_scsi () const
	Downcast to SCSI device (const).
nvme_device *	to_nvme ()
	Downcast to NVMe device.
const nvme_device *	to_nvme () const
	Downcast to NVMe device (const).
const device_info &	get_info () const
	Get device info struct.
const char *	get_dev_name () const
	Get device (path)name.
const char *	get_info_name () const
	Get informal name.
const char *	get_dev_type () const
	Get device type.
const char *	get_req_type () const
	Get type requested by user, empty if none.
const error_info &	get_err () const
	Get last error info struct.
int	get_errno () const
	Get last error number.
const char *	get_errmsg () const
	Get last error message.
virtual bool	is_syscall_unsup () const
	Return true if last error indicates an unsupported system call.
bool	set_err (int no, const char *msg,...) __attribute_format_printf(3
	Set last error number and message.
bool bool	set_err (const error_info &err)
	Set last error info struct.
void	clear_err ()
	Clear last error info.
bool	set_err (int no)
	Set last error number and default message.
virtual bool	is_open () const =0
	Return true if device is open.
virtual bool	open ()=0
	Open device, return false on error.
virtual bool	close ()=0
	Close device, return false on error.
virtual smart_device *	autodetect_open ()
	Open device with autodetection support.
virtual bool	is_powered_down ()
	Early test if device is powered up or down.
virtual bool	owns (const smart_device *dev) const
	Return true if other device is owned by this device.
virtual void	release (const smart_device *dev)
	Release ownership of other device.
Public Member Functions inherited from os::legacy_smart_device
	legacy_smart_device (const char *mode)
virtual	~legacy_smart_device ()
virtual bool	is_open () const override
	Return true if device is open.
virtual bool	open () override
	Open device, return false on error.
virtual bool	close () override
	Close device, return false on error.

Protected Member Functions
virtual int	ata_command_interface (smart_command_set command, int select, char *data)
	Old ATA interface called by ata_pass_through()
Protected Member Functions inherited from ata_device_with_command_set
virtual int	ata_command_interface (smart_command_set command, int select, char *data)=0
	Old ATA interface called by ata_pass_through()
	ata_device_with_command_set ()
Protected Member Functions inherited from ata_device
bool	ata_cmd_is_supported (const ata_cmd_in &in, unsigned flags, const char *type=0)
	Check command input parameters.
bool	ata_cmd_is_ok (const ata_cmd_in &in, bool data_out_support=false, bool multi_sector_support=false, bool ata_48bit_support=false)
	Check command input parameters (old version).
void	hide_ata (bool hide=true)
	Hide/unhide ATA interface.
	ata_device ()
	Default constructor, registers device as ATA.
Protected Member Functions inherited from smart_device
	smart_device (smart_interface *intf, const char *dev_name, const char *dev_type, const char *req_type)
	Constructor to init interface and device info.
	smart_device (do_not_use_in_implementation_classes)
	Dummy constructor for abstract classes.
device_info &	set_info ()
	R/W access to device info struct.
smart_interface *	smi ()
	Get interface which produced this object.
const smart_interface *	smi () const
	Get interface which produced this object (const).
Protected Member Functions inherited from os::legacy_smart_device
int	get_fd () const
	Return filedesc for derived classes.

Additional Inherited Members
Static Public Member Functions inherited from smart_device
static int	get_num_objects ()
	Get current number of allocated 'smart_device' objects.
Protected Types inherited from ata_device
enum	{   supports_data_out = 0x01 , supports_smart_status = 0x02 , supports_output_regs = 0x04 , supports_multi_sector = 0x08 ,   supports_48bit_hi_null = 0x10 , supports_48bit = 0x20 }
	Flags for ata_cmd_is_supported(). More...
Protected Types inherited from smart_device
enum	do_not_use_in_implementation_classes { never_called }
	Dummy enum for dummy constructor. More...

Detailed Description

Implement standard ATA support with old functions.

Definition at line 111 of file dev_legacy.cpp.

Constructor & Destructor Documentation

legacy_ata_device()

os::legacy_ata_device::legacy_ata_device	(	smart_interface *	intf,
		const char *	dev_name,
		const char *	req_type
	)

Definition at line 122 of file dev_legacy.cpp.

Member Function Documentation

ata_command_interface()

int os::legacy_ata_device::ata_command_interface ( smart_command_set  command, int  select, char *  data  )

protectedvirtual

Old ATA interface called by ata_pass_through()

Implements ata_device_with_command_set.

Definition at line 128 of file dev_legacy.cpp.

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The documentation for this class was generated from the following file:

• dev_legacy.cpp