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/** @file
Disk Info protocol Provides the basic interfaces to abstract
platform information regarding an IDE controller.
Copyright (c) 2006 - 2009, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __DISK_INFO_H__
#define __DISK_INFO_H__
#define EFI_DISK_INFO_PROTOCOL_GUID \
{ \
0xd432a67f, 0x14dc, 0x484b, {0xb3, 0xbb, 0x3f, 0x2, 0x91, 0x84, 0x93, 0x27 } \
}
//
// Forward reference for pure ANSI compatability
//
typedef struct _EFI_DISK_INFO_PROTOCOL EFI_DISK_INFO_PROTOCOL;
/**
This function is used by the IDE bus driver to get inquiry data.
Data format of Identify data is defined by the Interface GUID.
@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
@param InquiryData Pointer to a buffer for the inquiry data.
@param InquiryDataSize Pointer to the value for the inquiry data size.
@retval EFI_SUCCESS The command was accepted without any errors.
@retval EFI_NOT_FOUND Device does not support this data class
@retval EFI_DEVICE_ERROR Error reading InquiryData from device
@retval EFI_BUFFER_TOO_SMALL InquiryDataSize not big enough
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DISK_INFO_INQUIRY)(
IN EFI_DISK_INFO_PROTOCOL *This,
IN OUT VOID *InquiryData,
IN OUT UINT32 *InquiryDataSize
);
/**
This function is used by the IDE bus driver to get identify data.
Data format of Identify data is defined by the Interface GUID.
@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
@param IdentifyData Pointer to a buffer for the identify data.
@param IdentifyDataSize Pointer to the value for the identify data size.
@retval EFI_SUCCESS The command was accepted without any errors.
@retval EFI_NOT_FOUND Device does not support this data class
@retval EFI_DEVICE_ERROR Error reading IdentifyData from device
@retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DISK_INFO_IDENTIFY)(
IN EFI_DISK_INFO_PROTOCOL *This,
IN OUT VOID *IdentifyData,
IN OUT UINT32 *IdentifyDataSize
);
/**
This function is used by the IDE bus driver to get sense data.
Data format of Sense data is defined by the Interface GUID.
@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
@param SenseData Pointer to the SenseData.
@param SenseDataSize Size of SenseData in bytes.
@param SenseDataNumber Pointer to the value for the identify data size.
@retval EFI_SUCCESS The command was accepted without any errors.
@retval EFI_NOT_FOUND Device does not support this data class
@retval EFI_DEVICE_ERROR Error reading InquiryData from device
@retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DISK_INFO_SENSE_DATA)(
IN EFI_DISK_INFO_PROTOCOL *This,
IN OUT VOID *SenseData,
IN OUT UINT32 *SenseDataSize,
OUT UINT8 *SenseDataNumber
);
/**
This function is used by the IDE bus driver to get controller information.
@param This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
@param IdeChannel Pointer to the Ide Channel number. Primary or secondary.
@param IdeDevice Pointer to the Ide Device number. Master or slave.
@retval EFI_SUCCESS IdeChannel and IdeDevice are valid
@retval EFI_UNSUPPORTED This is not an IDE device
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DISK_INFO_WHICH_IDE)(
IN EFI_DISK_INFO_PROTOCOL *This,
OUT UINT32 *IdeChannel,
OUT UINT32 *IdeDevice
);
//
// GUID of the type of interfaces
//
#define EFI_DISK_INFO_IDE_INTERFACE_GUID \
{ \
0x5e948fe3, 0x26d3, 0x42b5, {0xaf, 0x17, 0x61, 0x2, 0x87, 0x18, 0x8d, 0xec } \
}
extern EFI_GUID gEfiDiskInfoIdeInterfaceGuid;
#define EFI_DISK_INFO_SCSI_INTERFACE_GUID \
{ \
0x8f74baa, 0xea36, 0x41d9, {0x95, 0x21, 0x21, 0xa7, 0xf, 0x87, 0x80, 0xbc } \
}
extern EFI_GUID gEfiDiskInfoScsiInterfaceGuid;
#define EFI_DISK_INFO_USB_INTERFACE_GUID \
{ \
0xcb871572, 0xc11a, 0x47b5, {0xb4, 0x92, 0x67, 0x5e, 0xaf, 0xa7, 0x77, 0x27 } \
}
extern EFI_GUID gEfiDiskInfoUsbInterfaceGuid;
#define EFI_DISK_INFO_AHCI_INTERFACE_GUID \
{ \
0x9e498932, 0x4abc, 0x45af, {0xa3, 0x4d, 0x2, 0x47, 0x78, 0x7b, 0xe7, 0xc6} \
}
extern EFI_GUID gEfiDiskInfoAhciInterfaceGuid;
struct _EFI_DISK_INFO_PROTOCOL {
///
/// A GUID that defines the format of buffers for the other member functions of this protocol.
///
EFI_GUID Interface;
EFI_DISK_INFO_INQUIRY Inquiry;
EFI_DISK_INFO_IDENTIFY Identify;
EFI_DISK_INFO_SENSE_DATA SenseData;
EFI_DISK_INFO_WHICH_IDE WhichIde;
};
extern EFI_GUID gEfiDiskInfoProtocolGuid;
#endif
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