efidevicepath.h

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  BOOLEAN                         StaticIpAddress;
} IPv6_DEVICE_PATH;

#define MSG_INFINIBAND_DP         0x09
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  UINT32                          ResourceFlags;
  UINT8                           PortGid[16];
  UINT64                          ServiceId;
  UINT64                          TargetPortId;
  UINT64                          DeviceId;
} INFINIBAND_DEVICE_PATH;

#define INFINIBAND_RESOURCE_FLAG_IOC_SERVICE                0x01
#define INFINIBAND_RESOURCE_FLAG_EXTENDED_BOOT_ENVIRONMENT  0x02
#define INFINIBAND_RESOURCE_FLAG_CONSOLE_PROTOCOL           0x04
#define INFINIBAND_RESOURCE_FLAG_STORAGE_PROTOCOL           0x08
#define INFINIBAND_RESOURCE_FLAG_NETWORK_PROTOCOL           0x10

#define MSG_UART_DP               0x0e
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  UINT32                          Reserved;
  UINT64                          BaudRate;
  UINT8                           DataBits;
  UINT8                           Parity;
  UINT8                           StopBits;
} UART_DEVICE_PATH;

//
// Use VENDOR_DEVICE_PATH struct
//
#define MSG_VENDOR_DP             0x0a

#define DEVICE_PATH_MESSAGING_PC_ANSI \
    { 0xe0c14753, 0xf9be, 0x11d2,  0x9a, 0x0c, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d  }

#define DEVICE_PATH_MESSAGING_VT_100 \
    { 0xdfa66065, 0xb419, 0x11d3,  0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d  }

#define DEVICE_PATH_MESSAGING_VT_100_PLUS \
    { 0x7baec70b, 0x57e0, 0x4c76, 0x8e, 0x87, 0x2f, 0x9e, 0x28, 0x08, 0x83, 0x43  }

#define DEVICE_PATH_MESSAGING_VT_UTF8 \
    { 0xad15a0d6, 0x8bec, 0x4acf, 0xa0, 0x73, 0xd0, 0x1d, 0xe7, 0x7e, 0x2d, 0x88 }

#define DEVICE_PATH_MESSAGING_UART_FLOW_CONTROL \
    { 0x37499a9d, 0x542f, 0x4c89, 0xa0, 0x26, 0x35, 0xda, 0x14, 0x20, 0x94, 0xe4 }

typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  EFI_GUID                        Guid;
  UINT32                          FlowControlMap;
} UART_FLOW_CONTROL_DEVICE_PATH;

#if (EFI_SPECIFICATION_VERSION >= 0x00020000)

#define DEVICE_PATH_MESSAGING_SAS \
    { 0xb4dd87d4, 0x8b00, 0xd911, 0xaf, 0xdc, 0x00, 0x10, 0x83, 0xff, 0xca, 0x4d }

typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  EFI_GUID                        Guid;
  UINT32                          Reserved;
  UINT64                          SasAddress;
  UINT64                          Lun;
  UINT16                          DeviceTopology;
  UINT16                          RelativeTargetPort;
} SAS_DEVICE_PATH;

#define MSG_ISCSI_DP              0x13
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  UINT16                          NetworkProtocol;
  UINT16                          LoginOption;
  UINT16                          Reserved;
  UINT16                          TargetPortalGroupTag;
  UINT64                          Lun;
  // CHAR8                        iSCSI Target Name
} ISCSI_DEVICE_PATH;

#define ISCSI_LOGIN_OPTION_NO_HEADER_DIGEST             0x0000
#define ISCSI_LOGIN_OPTION_HEADER_DIGEST_USING_CRC32C   0x0002
#define ISCSI_LOGIN_OPTION_NO_DATA_DIGEST               0x0000
#define ISCSI_LOGIN_OPTION_DATA_DIGEST_USING_CRC32C     0x0008
#define ISCSI_LOGIN_OPTION_AUTHMETHOD_CHAP              0x0000
#define ISCSI_LOGIN_OPTION_AUTHMETHOD_NON               0x1000
#define ISCSI_LOGIN_OPTION_CHAP_BI                      0x0000
#define ISCSI_LOGIN_OPTION_CHAP_UNI                     0x2000

#endif

//
// Media Device Path
//
#define MEDIA_DEVICE_PATH         0x04

#define MEDIA_HARDDRIVE_DP        0x01
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  UINT32                          PartitionNumber;
  UINT64                          PartitionStart;
  UINT64                          PartitionSize;
  UINT8                           Signature[16];
  UINT8                           MBRType;
  UINT8                           SignatureType;
} HARDDRIVE_DEVICE_PATH;

#define MBR_TYPE_PCAT             0x01
#define MBR_TYPE_EFI_PARTITION_TABLE_HEADER 0x02

#define SIGNATURE_TYPE_MBR        0x01
#define SIGNATURE_TYPE_GUID       0x02

#define MEDIA_CDROM_DP            0x02
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  UINT32                          BootEntry;
  UINT64                          PartitionStart;
  UINT64                          PartitionSize;
} CDROM_DEVICE_PATH;

//
// Use VENDOR_DEVICE_PATH struct
//
#define MEDIA_VENDOR_DP           0x03

#define MEDIA_FILEPATH_DP         0x04
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  CHAR16                          PathName[1];
} FILEPATH_DEVICE_PATH;

#define SIZE_OF_FILEPATH_DEVICE_PATH EFI_FIELD_OFFSET(FILEPATH_DEVICE_PATH,PathName)

#define MEDIA_PROTOCOL_DP         0x05
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  EFI_GUID                        Protocol;
} MEDIA_PROTOCOL_DEVICE_PATH;



//
// BBS Device Path
//
#define BBS_DEVICE_PATH           0x05
#define BBS_BBS_DP                0x01
typedef struct {
  EFI_DEVICE_PATH_PROTOCOL        Header;
  UINT16                          DeviceType;
  UINT16                          StatusFlag;
  CHAR8                           String[1];
} BBS_BBS_DEVICE_PATH;

//
// DeviceType definitions - from BBS specification
//
#define BBS_TYPE_FLOPPY           0x01
#define BBS_TYPE_HARDDRIVE        0x02
#define BBS_TYPE_CDROM            0x03
#define BBS_TYPE_PCMCIA           0x04
#define BBS_TYPE_USB              0x05
#define BBS_TYPE_EMBEDDED_NETWORK 0x06
#define BBS_TYPE_BEV              0x80
#define BBS_TYPE_UNKNOWN          0xFF

#define UNKNOWN_DEVICE_GUID \
  { 0xcf31fac5, 0xc24e, 0x11d2,  0x85, 0xf3, 0x0, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b  }

typedef struct {
  VENDOR_DEVICE_PATH              DevicePath;
  UINT8                           LegacyDriveLetter;
} UNKNOWN_DEVICE_VENDOR_DEVICE_PATH;


//
// Union of all possible Device Paths and pointers to Device Paths
//

typedef union {
  EFI_DEVICE_PATH_PROTOCOL             DevPath;
  PCI_DEVICE_PATH                      Pci;
  PCCARD_DEVICE_PATH                   PcCard;
  MEMMAP_DEVICE_PATH                   MemMap;
  VENDOR_DEVICE_PATH                   Vendor;

  UNKNOWN_DEVICE_VENDOR_DEVICE_PATH    UnknownVendor;

  CONTROLLER_DEVICE_PATH               Controller;
  ACPI_HID_DEVICE_PATH                 Acpi;

  ATAPI_DEVICE_PATH                    Atapi;
  SCSI_DEVICE_PATH                     Scsi;
  FIBRECHANNEL_DEVICE_PATH             FibreChannel;

  F1394_DEVICE_PATH                    F1394;
  USB_DEVICE_PATH                      Usb;
  USB_CLASS_DEVICE_PATH                UsbClass;
  #if (EFI_SPECIFICATION_VERSION >= 0x00020000)
  USB_WWID_DEVICE_PATH                 UsbWwid;
  #endif
  I2O_DEVICE_PATH                      I2O;
  MAC_ADDR_DEVICE_PATH                 MacAddr;
  IPv4_DEVICE_PATH                     Ipv4;
  IPv6_DEVICE_PATH                     Ipv6;
  INFINIBAND_DEVICE_PATH               InfiniBand;
  UART_DEVICE_PATH                     Uart;
  UART_FLOW_CONTROL_DEVICE_PATH        UartFlowControl;
  #if (EFI_SPECIFICATION_VERSION >= 0x00020000)
  SAS_DEVICE_PATH                      Sas;
  ISCSI_DEVICE_PATH                    Iscsi;
  #endif
  HARDDRIVE_DEVICE_PATH                HardDrive;
  CDROM_DEVICE_PATH                    CD;

  FILEPATH_DEVICE_PATH                 FilePath;
  MEDIA_PROTOCOL_DEVICE_PATH           MediaProtocol;

  BBS_BBS_DEVICE_PATH                  Bbs;
} EFI_DEV_PATH;



typedef union {
  EFI_DEVICE_PATH_PROTOCOL             *DevPath;
  PCI_DEVICE_PATH                      *Pci;
  PCCARD_DEVICE_PATH                   *PcCard;
  MEMMAP_DEVICE_PATH                   *MemMap;
  VENDOR_DEVICE_PATH                   *Vendor;

  UNKNOWN_DEVICE_VENDOR_DEVICE_PATH    *UnknownVendor;

  CONTROLLER_DEVICE_PATH               *Controller;
  ACPI_HID_DEVICE_PATH                 *Acpi;
  ACPI_EXTENDED_HID_DEVICE_PATH        *ExtendedAcpi;

  ATAPI_DEVICE_PATH                    *Atapi;
  SCSI_DEVICE_PATH                     *Scsi;
  FIBRECHANNEL_DEVICE_PATH             *FibreChannel;

  F1394_DEVICE_PATH                    *F1394;
  USB_DEVICE_PATH                      *Usb;
  USB_CLASS_DEVICE_PATH                *UsbClass;
  I2O_DEVICE_PATH                      *I2O;
  MAC_ADDR_DEVICE_PATH                 *MacAddr;
  IPv4_DEVICE_PATH                     *Ipv4;
  IPv6_DEVICE_PATH                     *Ipv6;
  INFINIBAND_DEVICE_PATH               *InfiniBand;
  UART_DEVICE_PATH                     *Uart;

  HARDDRIVE_DEVICE_PATH                *HardDrive;
  CDROM_DEVICE_PATH                    *CD;

  FILEPATH_DEVICE_PATH                 *FilePath;
  MEDIA_PROTOCOL_DEVICE_PATH           *MediaProtocol;

  BBS_BBS_DEVICE_PATH                  *Bbs;
  UINT8                                *Raw;
} EFI_DEV_PATH_PTR;

#pragma pack()


#endif