mirror of https://github.com/acidanthera/audk.git
203 lines
5.1 KiB
C
203 lines
5.1 KiB
C
/** @file
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Include file to suport EDD 3.0.
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This file is coded to T13 D1386 Revision 3
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Availible on http://www.t13.org/#Project drafts
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Currently at ftp://fission.dt.wdc.com/pub/standards/x3t13/project/d1386r3.pdf
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Copyright (c) 1999 - 2010, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _EDD_H_
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#define _EDD_H_
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//
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// packing with no compiler padding, so that the fields
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// of the following architected structures can be
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// properly accessed from C code.
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//
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#pragma pack(1)
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typedef struct {
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UINT8 Bus;
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UINT8 Device;
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UINT8 Function;
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UINT8 Controller;
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UINT32 Reserved;
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} EDD_PCI;
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typedef struct {
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UINT16 Base;
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UINT16 Reserved;
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UINT32 Reserved2;
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} EDD_LEGACY;
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typedef union {
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EDD_PCI Pci;
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EDD_LEGACY Legacy;
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} EDD_INTERFACE_PATH;
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typedef struct {
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UINT8 Master;
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UINT8 Reserved[15];
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} EDD_ATA;
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typedef struct {
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UINT8 Master;
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UINT8 Lun;
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UINT8 Reserved[14];
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} EDD_ATAPI;
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typedef struct {
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UINT16 Pun;
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UINT64 Lun;
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UINT8 Reserved[6];
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} EDD_SCSI;
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typedef struct {
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UINT64 SerialNumber;
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UINT64 Reserved;
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} EDD_USB;
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typedef struct {
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UINT64 Guid;
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UINT64 Reserved;
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} EDD_1394;
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typedef struct {
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UINT64 Wwn;
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UINT64 Lun;
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} EDD_FIBRE;
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typedef union {
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EDD_ATA Ata;
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EDD_ATAPI Atapi;
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EDD_SCSI Scsi;
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EDD_USB Usb;
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EDD_1394 FireWire;
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EDD_FIBRE FibreChannel;
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} EDD_DEVICE_PATH;
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typedef struct {
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UINT16 StructureSize;
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UINT16 Flags;
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UINT32 MaxCylinders;
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UINT32 MaxHeads;
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UINT32 SectorsPerTrack;
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UINT64 PhysicalSectors;
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UINT16 BytesPerSector;
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UINT32 Fdpt;
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UINT16 Key;
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UINT8 DevicePathLength;
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UINT8 Reserved1;
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UINT16 Reserved2;
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CHAR8 HostBusType[4];
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CHAR8 InterfaceType[8];
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EDD_INTERFACE_PATH InterfacePath;
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EDD_DEVICE_PATH DevicePath;
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UINT8 Reserved3;
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UINT8 Checksum;
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} EDD_DRIVE_PARAMETERS;
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//
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// EDD_DRIVE_PARAMETERS.Flags defines
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//
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#define EDD_GEOMETRY_VALID 0x02
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#define EDD_DEVICE_REMOVABLE 0x04
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#define EDD_WRITE_VERIFY_SUPPORTED 0x08
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#define EDD_DEVICE_CHANGE 0x10
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#define EDD_DEVICE_LOCKABLE 0x20
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//
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// BUGBUG: This bit does not follow the spec. It tends to be always set
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// to work properly with Win98.
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//
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#define EDD_DEVICE_GEOMETRY_MAX 0x40
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typedef struct {
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UINT8 PacketSizeInBytes; // 0x18
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UINT8 Zero;
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UINT8 NumberOfBlocks; // Max 0x7f
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UINT8 Zero2;
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UINT32 SegOffset;
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UINT64 Lba;
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UINT64 TransferBuffer;
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UINT32 ExtendedBlockCount; // Max 0xffffffff
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UINT32 Zero3;
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} EDD_DEVICE_ADDRESS_PACKET;
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#define EDD_VERSION_30 0x30
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//
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// Int 13 BIOS Errors
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//
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#define BIOS_PASS 0x00
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#define BIOS_WRITE_PROTECTED 0x03
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#define BIOS_SECTOR_NOT_FOUND 0x04
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#define BIOS_RESET_FAILED 0x05
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#define BIOS_DISK_CHANGED 0x06
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#define BIOS_DRIVE_DOES_NOT_EXIST 0x07
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#define BIOS_DMA_ERROR 0x08
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#define BIOS_DATA_BOUNDRY_ERROR 0x09
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#define BIOS_BAD_SECTOR 0x0a
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#define BIOS_BAD_TRACK 0x0b
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#define BIOS_MEADIA_TYPE_NOT_FOUND 0x0c
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#define BIOS_INVALED_FORMAT 0x0d
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#define BIOS_ECC_ERROR 0x10
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#define BIOS_ECC_CORRECTED_ERROR 0x11
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#define BIOS_HARD_DRIVE_FAILURE 0x20
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#define BIOS_SEEK_FAILED 0x40
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#define BIOS_DRIVE_TIMEOUT 0x80
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#define BIOS_DRIVE_NOT_READY 0xaa
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#define BIOS_UNDEFINED_ERROR 0xbb
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#define BIOS_WRITE_FAULT 0xcc
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#define BIOS_SENSE_FAILED 0xff
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#define MAX_EDD11_XFER 0xfe00
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#pragma pack()
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//
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// Internal Data Structures
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//
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typedef struct {
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CHAR8 Letter;
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UINT8 Number;
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UINT8 EddVersion;
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BOOLEAN ExtendedInt13;
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BOOLEAN DriveLockingAndEjecting;
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BOOLEAN Edd;
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BOOLEAN Extensions64Bit;
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BOOLEAN ParametersValid;
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UINT8 ErrorCode;
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VOID *FdptPointer;
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BOOLEAN Floppy;
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BOOLEAN AtapiFloppy;
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UINT8 MaxHead;
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UINT8 MaxSector;
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UINT16 MaxCylinder;
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UINT16 Pad;
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EDD_DRIVE_PARAMETERS Parameters;
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} BIOS_LEGACY_DRIVE;
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#define BIOS_CONSOLE_BLOCK_IO_DEV_SIGNATURE SIGNATURE_32 ('b', 'b', 'i', 'o')
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typedef struct {
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UINTN Signature;
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EFI_HANDLE Handle;
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EFI_HANDLE ControllerHandle;
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EFI_BLOCK_IO_PROTOCOL BlockIo;
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EFI_BLOCK_IO_MEDIA BlockMedia;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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EFI_PCI_IO_PROTOCOL *PciIo;
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EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
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BIOS_LEGACY_DRIVE Bios;
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} BIOS_BLOCK_IO_DEV;
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#define BIOS_BLOCK_IO_FROM_THIS(a) CR (a, BIOS_BLOCK_IO_DEV, BlockIo, BIOS_CONSOLE_BLOCK_IO_DEV_SIGNATURE)
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#endif
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