1 /** @file 2 Include file to suport EDD 3.0. 3 This file is coded to T13 D1386 Revision 3 4 Availible on http://www.t13.org/#Project drafts 5 Currently at ftp://fission.dt.wdc.com/pub/standards/x3t13/project/d1386r3.pdf 6 7 Copyright (c) 1999 - 2010, Intel Corporation. All rights reserved.<BR> 8 9 This program and the accompanying materials 10 are licensed and made available under the terms and conditions 11 of the BSD License which accompanies this distribution. The 12 full text of the license may be found at 13 http://opensource.org/licenses/bsd-license.php 14 15 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 16 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 17 18 **/ 19 20 #ifndef _EDD_H_ 21 #define _EDD_H_ 22 23 // 24 // packing with no compiler padding, so that the fields 25 // of the following architected structures can be 26 // properly accessed from C code. 27 // 28 #pragma pack(1) 29 30 typedef struct { 31 UINT8 Bus; 32 UINT8 Device; 33 UINT8 Function; 34 UINT8 Controller; 35 UINT32 Reserved; 36 } EDD_PCI; 37 38 typedef struct { 39 UINT16 Base; 40 UINT16 Reserved; 41 UINT32 Reserved2; 42 } EDD_LEGACY; 43 44 typedef union { 45 EDD_PCI Pci; 46 EDD_LEGACY Legacy; 47 } EDD_INTERFACE_PATH; 48 49 typedef struct { 50 UINT8 Master; 51 UINT8 Reserved[15]; 52 } EDD_ATA; 53 54 typedef struct { 55 UINT8 Master; 56 UINT8 Lun; 57 UINT8 Reserved[14]; 58 } EDD_ATAPI; 59 60 typedef struct { 61 UINT16 Pun; 62 UINT64 Lun; 63 UINT8 Reserved[6]; 64 } EDD_SCSI; 65 66 typedef struct { 67 UINT64 SerialNumber; 68 UINT64 Reserved; 69 } EDD_USB; 70 71 typedef struct { 72 UINT64 Guid; 73 UINT64 Reserved; 74 } EDD_1394; 75 76 typedef struct { 77 UINT64 Wwn; 78 UINT64 Lun; 79 } EDD_FIBRE; 80 81 typedef union { 82 EDD_ATA Ata; 83 EDD_ATAPI Atapi; 84 EDD_SCSI Scsi; 85 EDD_USB Usb; 86 EDD_1394 FireWire; 87 EDD_FIBRE FibreChannel; 88 } EDD_DEVICE_PATH; 89 90 typedef struct { 91 UINT16 StructureSize; 92 UINT16 Flags; 93 UINT32 MaxCylinders; 94 UINT32 MaxHeads; 95 UINT32 SectorsPerTrack; 96 UINT64 PhysicalSectors; 97 UINT16 BytesPerSector; 98 UINT32 Fdpt; 99 UINT16 Key; 100 UINT8 DevicePathLength; 101 UINT8 Reserved1; 102 UINT16 Reserved2; 103 CHAR8 HostBusType[4]; 104 CHAR8 InterfaceType[8]; 105 EDD_INTERFACE_PATH InterfacePath; 106 EDD_DEVICE_PATH DevicePath; 107 UINT8 Reserved3; 108 UINT8 Checksum; 109 } EDD_DRIVE_PARAMETERS; 110 111 // 112 // EDD_DRIVE_PARAMETERS.Flags defines 113 // 114 #define EDD_GEOMETRY_VALID 0x02 115 #define EDD_DEVICE_REMOVABLE 0x04 116 #define EDD_WRITE_VERIFY_SUPPORTED 0x08 117 #define EDD_DEVICE_CHANGE 0x10 118 #define EDD_DEVICE_LOCKABLE 0x20 119 120 // 121 // BUGBUG: This bit does not follow the spec. It tends to be always set 122 // to work properly with Win98. 123 // 124 #define EDD_DEVICE_GEOMETRY_MAX 0x40 125 126 typedef struct { 127 UINT8 PacketSizeInBytes; // 0x18 128 UINT8 Zero; 129 UINT8 NumberOfBlocks; // Max 0x7f 130 UINT8 Zero2; 131 UINT32 SegOffset; 132 UINT64 Lba; 133 UINT64 TransferBuffer; 134 UINT32 ExtendedBlockCount; // Max 0xffffffff 135 UINT32 Zero3; 136 } EDD_DEVICE_ADDRESS_PACKET; 137 138 #define EDD_VERSION_30 0x30 139 140 // 141 // Int 13 BIOS Errors 142 // 143 #define BIOS_PASS 0x00 144 #define BIOS_WRITE_PROTECTED 0x03 145 #define BIOS_SECTOR_NOT_FOUND 0x04 146 #define BIOS_RESET_FAILED 0x05 147 #define BIOS_DISK_CHANGED 0x06 148 #define BIOS_DRIVE_DOES_NOT_EXIST 0x07 149 #define BIOS_DMA_ERROR 0x08 150 #define BIOS_DATA_BOUNDRY_ERROR 0x09 151 #define BIOS_BAD_SECTOR 0x0a 152 #define BIOS_BAD_TRACK 0x0b 153 #define BIOS_MEADIA_TYPE_NOT_FOUND 0x0c 154 #define BIOS_INVALED_FORMAT 0x0d 155 #define BIOS_ECC_ERROR 0x10 156 #define BIOS_ECC_CORRECTED_ERROR 0x11 157 #define BIOS_HARD_DRIVE_FAILURE 0x20 158 #define BIOS_SEEK_FAILED 0x40 159 #define BIOS_DRIVE_TIMEOUT 0x80 160 #define BIOS_DRIVE_NOT_READY 0xaa 161 #define BIOS_UNDEFINED_ERROR 0xbb 162 #define BIOS_WRITE_FAULT 0xcc 163 #define BIOS_SENSE_FAILED 0xff 164 165 #define MAX_EDD11_XFER 0xfe00 166 167 #pragma pack() 168 // 169 // Internal Data Structures 170 // 171 typedef struct { 172 CHAR8 Letter; 173 UINT8 Number; 174 UINT8 EddVersion; 175 BOOLEAN ExtendedInt13; 176 BOOLEAN DriveLockingAndEjecting; 177 BOOLEAN Edd; 178 BOOLEAN Extensions64Bit; 179 BOOLEAN ParametersValid; 180 UINT8 ErrorCode; 181 VOID *FdptPointer; 182 BOOLEAN Floppy; 183 BOOLEAN AtapiFloppy; 184 UINT8 MaxHead; 185 UINT8 MaxSector; 186 UINT16 MaxCylinder; 187 UINT16 Pad; 188 EDD_DRIVE_PARAMETERS Parameters; 189 } BIOS_LEGACY_DRIVE; 190 191 #define BIOS_CONSOLE_BLOCK_IO_DEV_SIGNATURE SIGNATURE_32 ('b', 'b', 'i', 'o') 192 typedef struct { 193 UINTN Signature; 194 195 EFI_HANDLE Handle; 196 EFI_HANDLE ControllerHandle; 197 EFI_BLOCK_IO_PROTOCOL BlockIo; 198 EFI_BLOCK_IO_MEDIA BlockMedia; 199 EFI_DEVICE_PATH_PROTOCOL *DevicePath; 200 EFI_PCI_IO_PROTOCOL *PciIo; 201 EFI_LEGACY_BIOS_PROTOCOL *LegacyBios; 202 203 BIOS_LEGACY_DRIVE Bios; 204 205 } BIOS_BLOCK_IO_DEV; 206 207 #define BIOS_BLOCK_IO_FROM_THIS(a) CR (a, BIOS_BLOCK_IO_DEV, BlockIo, BIOS_CONSOLE_BLOCK_IO_DEV_SIGNATURE) 208 209 #endif 210
