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/** @file
Include file to suport EDD 3.0.
This file is coded to T13 D1386 Revision 3
Availible on http://www.t13.org/#Project drafts
Currently at ftp://fission.dt.wdc.com/pub/standards/x3t13/project/d1386r3.pdf
Copyright (c) 1999 - 2010, Intel Corporation. All rights reserved.<BR>
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 _EDD_H_
#define _EDD_H_
//
// packing with no compiler padding, so that the fields
// of the following architected structures can be
// properly accessed from C code.
//
#pragma pack(1)
typedef struct {
UINT8 Bus;
UINT8 Device;
UINT8 Function;
UINT8 Controller;
UINT32 Reserved;
} EDD_PCI;
typedef struct {
UINT16 Base;
UINT16 Reserved;
UINT32 Reserved2;
} EDD_LEGACY;
typedef union {
EDD_PCI Pci;
EDD_LEGACY Legacy;
} EDD_INTERFACE_PATH;
typedef struct {
UINT8 Master;
UINT8 Reserved[15];
} EDD_ATA;
typedef struct {
UINT8 Master;
UINT8 Lun;
UINT8 Reserved[14];
} EDD_ATAPI;
typedef struct {
UINT16 Pun;
UINT64 Lun;
UINT8 Reserved[6];
} EDD_SCSI;
typedef struct {
UINT64 SerialNumber;
UINT64 Reserved;
} EDD_USB;
typedef struct {
UINT64 Guid;
UINT64 Reserved;
} EDD_1394;
typedef struct {
UINT64 Wwn;
UINT64 Lun;
} EDD_FIBRE;
typedef union {
EDD_ATA Ata;
EDD_ATAPI Atapi;
EDD_SCSI Scsi;
EDD_USB Usb;
EDD_1394 FireWire;
EDD_FIBRE FibreChannel;
} EDD_DEVICE_PATH;
typedef struct {
UINT16 StructureSize;
UINT16 Flags;
UINT32 MaxCylinders;
UINT32 MaxHeads;
UINT32 SectorsPerTrack;
UINT64 PhysicalSectors;
UINT16 BytesPerSector;
UINT32 Fdpt;
UINT16 Key;
UINT8 DevicePathLength;
UINT8 Reserved1;
UINT16 Reserved2;
CHAR8 HostBusType[4];
CHAR8 InterfaceType[8];
EDD_INTERFACE_PATH InterfacePath;
EDD_DEVICE_PATH DevicePath;
UINT8 Reserved3;
UINT8 Checksum;
} EDD_DRIVE_PARAMETERS;
//
// EDD_DRIVE_PARAMETERS.Flags defines
//
#define EDD_GEOMETRY_VALID 0x02
#define EDD_DEVICE_REMOVABLE 0x04
#define EDD_WRITE_VERIFY_SUPPORTED 0x08
#define EDD_DEVICE_CHANGE 0x10
#define EDD_DEVICE_LOCKABLE 0x20
//
// BUGBUG: This bit does not follow the spec. It tends to be always set
// to work properly with Win98.
//
#define EDD_DEVICE_GEOMETRY_MAX 0x40
typedef struct {
UINT8 PacketSizeInBytes; // 0x18
UINT8 Zero;
UINT8 NumberOfBlocks; // Max 0x7f
UINT8 Zero2;
UINT32 SegOffset;
UINT64 Lba;
UINT64 TransferBuffer;
UINT32 ExtendedBlockCount; // Max 0xffffffff
UINT32 Zero3;
} EDD_DEVICE_ADDRESS_PACKET;
#define EDD_VERSION_30 0x30
//
// Int 13 BIOS Errors
//
#define BIOS_PASS 0x00
#define BIOS_WRITE_PROTECTED 0x03
#define BIOS_SECTOR_NOT_FOUND 0x04
#define BIOS_RESET_FAILED 0x05
#define BIOS_DISK_CHANGED 0x06
#define BIOS_DRIVE_DOES_NOT_EXIST 0x07
#define BIOS_DMA_ERROR 0x08
#define BIOS_DATA_BOUNDRY_ERROR 0x09
#define BIOS_BAD_SECTOR 0x0a
#define BIOS_BAD_TRACK 0x0b
#define BIOS_MEADIA_TYPE_NOT_FOUND 0x0c
#define BIOS_INVALED_FORMAT 0x0d
#define BIOS_ECC_ERROR 0x10
#define BIOS_ECC_CORRECTED_ERROR 0x11
#define BIOS_HARD_DRIVE_FAILURE 0x20
#define BIOS_SEEK_FAILED 0x40
#define BIOS_DRIVE_TIMEOUT 0x80
#define BIOS_DRIVE_NOT_READY 0xaa
#define BIOS_UNDEFINED_ERROR 0xbb
#define BIOS_WRITE_FAULT 0xcc
#define BIOS_SENSE_FAILED 0xff
#define MAX_EDD11_XFER 0xfe00
#pragma pack()
//
// Internal Data Structures
//
typedef struct {
CHAR8 Letter;
UINT8 Number;
UINT8 EddVersion;
BOOLEAN ExtendedInt13;
BOOLEAN DriveLockingAndEjecting;
BOOLEAN Edd;
BOOLEAN Extensions64Bit;
BOOLEAN ParametersValid;
UINT8 ErrorCode;
VOID *FdptPointer;
BOOLEAN Floppy;
BOOLEAN AtapiFloppy;
UINT8 MaxHead;
UINT8 MaxSector;
UINT16 MaxCylinder;
UINT16 Pad;
EDD_DRIVE_PARAMETERS Parameters;
} BIOS_LEGACY_DRIVE;
#define BIOS_CONSOLE_BLOCK_IO_DEV_SIGNATURE SIGNATURE_32 ('b', 'b', 'i', 'o')
typedef struct {
UINTN Signature;
EFI_HANDLE Handle;
EFI_HANDLE ControllerHandle;
EFI_BLOCK_IO_PROTOCOL BlockIo;
EFI_BLOCK_IO_MEDIA BlockMedia;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_PCI_IO_PROTOCOL *PciIo;
EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
BIOS_LEGACY_DRIVE Bios;
} BIOS_BLOCK_IO_DEV;
#define BIOS_BLOCK_IO_FROM_THIS(a) CR (a, BIOS_BLOCK_IO_DEV, BlockIo, BIOS_CONSOLE_BLOCK_IO_DEV_SIGNATURE)
#endif
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