UsbMassDiskInfo.h File Reference

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Functions
VOID	InitializeDiskInfo (IN USB_MASS_DEVICE *UsbMass)
EFI_STATUS EFIAPI	UsbDiskInfoInquiry (IN EFI_DISK_INFO_PROTOCOL *This, IN OUT VOID *InquiryData, IN OUT UINT32 *InquiryDataSize)
EFI_STATUS EFIAPI	UsbDiskInfoIdentify (IN EFI_DISK_INFO_PROTOCOL *This, IN OUT VOID *IdentifyData, IN OUT UINT32 *IdentifyDataSize)
EFI_STATUS EFIAPI	UsbDiskInfoSenseData (IN EFI_DISK_INFO_PROTOCOL *This, IN OUT VOID *SenseData, IN OUT UINT32 *SenseDataSize, OUT UINT8 *SenseDataNumber)
EFI_STATUS EFIAPI	UsbDiskInfoWhichIde (IN EFI_DISK_INFO_PROTOCOL *This, OUT UINT32 *IdeChannel, OUT UINT32 *IdeDevice)

Detailed Description

Header file for EFI_DISK_INFO_PROTOCOL interface.

Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file UsbMassDiskInfo.h.

Function Documentation

InitializeDiskInfo()

VOID InitializeDiskInfo

(

IN USB_MASS_DEVICE *

UsbMass

)

Initialize the installation of DiskInfo protocol.

This function prepares for the installation of DiskInfo protocol on the child handle. By default, it installs DiskInfo protocol with USB interface GUID.

Parameters

UsbMass

The pointer of USB_MASS_DEVICE.

Initialize the installation of DiskInfo protocol.

This function prepares for the installation of DiskInfo protocol on the child handle. By default, it installs DiskInfo protocol with USB interface GUID.

Parameters

[in]

UsbMass

The pointer of USB_MASS_DEVICE.

Definition at line 29 of file UsbMassDiskInfo.c.

UsbDiskInfoIdentify()

EFI_STATUS EFIAPI UsbDiskInfoIdentify	(	IN EFI_DISK_INFO_PROTOCOL *	This,
		IN OUT VOID *	IdentifyData,
		IN OUT UINT32 *	IdentifyDataSize
	)

Provides identify information for the controller type.

This function is used to get identify data. Data format of Identify data is defined by the Interface GUID.

Parameters

[in]	This	Pointer to the EFI_DISK_INFO_PROTOCOL instance.
[in,out]	IdentifyData	Pointer to a buffer for the identify data.
[in,out]	IdentifyDataSize	Pointer to the value for the identify data size.

Return values

EFI_SUCCESS	The command was accepted without any errors.
EFI_NOT_FOUND	Device does not support this data class
EFI_DEVICE_ERROR	Error reading IdentifyData from device
EFI_BUFFER_TOO_SMALL	IdentifyDataSize not big enough

Definition at line 95 of file UsbMassDiskInfo.c.

UsbDiskInfoInquiry()

EFI_STATUS EFIAPI UsbDiskInfoInquiry	(	IN EFI_DISK_INFO_PROTOCOL *	This,
		IN OUT VOID *	InquiryData,
		IN OUT UINT32 *	InquiryDataSize
	)

Provides inquiry information for the controller type.

This function is used to get inquiry data. Data format of Identify data is defined by the Interface GUID.

Parameters

[in]	This	Pointer to the EFI_DISK_INFO_PROTOCOL instance.
[in,out]	InquiryData	Pointer to a buffer for the inquiry data.
[in,out]	InquiryDataSize	Pointer to the value for the inquiry data size.

Return values

EFI_SUCCESS	The command was accepted without any errors.
EFI_NOT_FOUND	Device does not support this data class
EFI_DEVICE_ERROR	Error reading InquiryData from device
EFI_BUFFER_TOO_SMALL	InquiryDataSize not big enough

Definition at line 54 of file UsbMassDiskInfo.c.

UsbDiskInfoSenseData()

EFI_STATUS EFIAPI UsbDiskInfoSenseData	(	IN EFI_DISK_INFO_PROTOCOL *	This,
		IN OUT VOID *	SenseData,
		IN OUT UINT32 *	SenseDataSize,
		OUT UINT8 *	SenseDataNumber
	)

Provides sense data information for the controller type.

This function is used to get sense data. Data format of Sense data is defined by the Interface GUID.

Parameters

[in]	This	Pointer to the EFI_DISK_INFO_PROTOCOL instance.
[in,out]	SenseData	Pointer to the SenseData.
[in,out]	SenseDataSize	Size of SenseData in bytes.
[out]	SenseDataNumber	Pointer to the value for the sense data size.

Return values

EFI_SUCCESS	The command was accepted without any errors.
EFI_NOT_FOUND	Device does not support this data class.
EFI_DEVICE_ERROR	Error reading SenseData from device.
EFI_BUFFER_TOO_SMALL	SenseDataSize not big enough.

Definition at line 123 of file UsbMassDiskInfo.c.

UsbDiskInfoWhichIde()

EFI_STATUS EFIAPI UsbDiskInfoWhichIde	(	IN EFI_DISK_INFO_PROTOCOL *	This,
		OUT UINT32 *	IdeChannel,
		OUT UINT32 *	IdeDevice
	)

This function is used to get controller information.

Parameters

[in]	This	Pointer to the EFI_DISK_INFO_PROTOCOL instance.
[out]	IdeChannel	Pointer to the Ide Channel number. Primary or secondary.
[out]	IdeDevice	Pointer to the Ide Device number. Master or slave.

Return values

EFI_SUCCESS	IdeChannel and IdeDevice are valid.
EFI_UNSUPPORTED	This is not an IDE device.

Definition at line 146 of file UsbMassDiskInfo.c.