x86-64: EFI header files

Taken from gnu-efi-3.0k (slightly edited).

Signed-off-by: Jan Beulich <jbeulich@novell.com>

6 files changed, 2406 insertions, 0 deletions

diff --git a/xen/include/efi/efiapi.h b/xen/include/efi/efiapi.h
new file mode 100644
index 0000000000..3f5f9f6581
--- /dev/null
+++ b/xen/include/efi/efiapi.h
@@ -0,0 +1,718 @@
+#ifndef _EFI_API_H
+#define _EFI_API_H
+
+/*++
+
+Copyright (c) 1998  Intel Corporation
+
+Module Name:
+
+    efiapi.h
+
+Abstract:
+
+    Global EFI runtime & boot service interfaces
+
+
+
+
+Revision History
+
+--*/
+
+//
+// EFI Specification Revision
+//
+
+#define EFI_SPECIFICATION_MAJOR_REVISION 1
+#define EFI_SPECIFICATION_MINOR_REVISION 02
+
+//
+// Declare forward referenced data structures
+//
+
+INTERFACE_DECL(_EFI_SYSTEM_TABLE);
+
+//
+// EFI Memory
+//
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_ALLOCATE_PAGES) (
+    IN EFI_ALLOCATE_TYPE            Type,
+    IN EFI_MEMORY_TYPE              MemoryType,
+    IN UINTN                        NoPages,
+    OUT EFI_PHYSICAL_ADDRESS        *Memory
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FREE_PAGES) (
+    IN EFI_PHYSICAL_ADDRESS         Memory,
+    IN UINTN                        NoPages
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_MEMORY_MAP) (
+    IN OUT UINTN                    *MemoryMapSize,
+    IN OUT EFI_MEMORY_DESCRIPTOR    *MemoryMap,
+    OUT UINTN                       *MapKey,
+    OUT UINTN                       *DescriptorSize,
+    OUT UINT32                      *DescriptorVersion
+    );
+
+#define NextMemoryDescriptor(Ptr,Size)  ((EFI_MEMORY_DESCRIPTOR *) (((UINT8 *) Ptr) + Size))
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_ALLOCATE_POOL) (
+    IN EFI_MEMORY_TYPE              PoolType,
+    IN UINTN                        Size,
+    OUT VOID                        **Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FREE_POOL) (
+    IN VOID                         *Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SET_VIRTUAL_ADDRESS_MAP) (
+    IN UINTN                        MemoryMapSize,
+    IN UINTN                        DescriptorSize,
+    IN UINT32                       DescriptorVersion,
+    IN EFI_MEMORY_DESCRIPTOR        *VirtualMap
+    );
+
+
+#define EFI_OPTIONAL_PTR            0x00000001
+#define EFI_INTERNAL_FNC            0x00000002      // Pointer to internal runtime fnc
+#define EFI_INTERNAL_PTR            0x00000004      // Pointer to internal runtime data
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_CONVERT_POINTER) (
+    IN UINTN                        DebugDisposition,
+    IN OUT VOID                     **Address
+    );
+
+
+//
+// EFI Events
+//
+
+
+
+#define EVT_TIMER                           0x80000000
+#define EVT_RUNTIME                         0x40000000
+#define EVT_RUNTIME_CONTEXT                 0x20000000
+
+#define EVT_NOTIFY_WAIT                     0x00000100
+#define EVT_NOTIFY_SIGNAL                   0x00000200
+
+#define EVT_SIGNAL_EXIT_BOOT_SERVICES       0x00000201
+#define EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE   0x60000202
+
+#define EVT_EFI_SIGNAL_MASK                 0x000000FF
+#define EVT_EFI_SIGNAL_MAX                  2
+
+typedef
+VOID
+(EFIAPI *EFI_EVENT_NOTIFY) (
+    IN EFI_EVENT                Event,
+    IN VOID                     *Context
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_CREATE_EVENT) (
+    IN UINT32                       Type,
+    IN EFI_TPL                      NotifyTpl,
+    IN EFI_EVENT_NOTIFY             NotifyFunction,
+    IN VOID                         *NotifyContext,
+    OUT EFI_EVENT                   *Event
+    );
+
+typedef enum {
+    TimerCancel,
+    TimerPeriodic,
+    TimerRelative,
+    TimerTypeMax
+} EFI_TIMER_DELAY;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SET_TIMER) (
+    IN EFI_EVENT                Event,
+    IN EFI_TIMER_DELAY          Type,
+    IN UINT64                   TriggerTime
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SIGNAL_EVENT) (
+    IN EFI_EVENT                Event
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_WAIT_FOR_EVENT) (
+    IN UINTN                    NumberOfEvents,
+    IN EFI_EVENT                *Event,
+    OUT UINTN                   *Index
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_CLOSE_EVENT) (
+    IN EFI_EVENT                Event
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_CHECK_EVENT) (
+    IN EFI_EVENT                Event
+    );
+
+//
+// Task priority level
+//
+
+#define TPL_APPLICATION    4
+#define TPL_CALLBACK       8
+#define TPL_NOTIFY        16
+#define TPL_HIGH_LEVEL    31
+
+typedef
+EFI_TPL
+(EFIAPI *EFI_RAISE_TPL) (
+    IN EFI_TPL      NewTpl
+    );
+
+typedef
+VOID
+(EFIAPI *EFI_RESTORE_TPL) (
+    IN EFI_TPL      OldTpl
+    );
+
+
+//
+// EFI platform varibles
+//
+
+#define EFI_GLOBAL_VARIABLE     \
+    { 0x8BE4DF61, 0x93CA, 0x11d2, {0xAA, 0x0D, 0x00, 0xE0, 0x98, 0x03, 0x2B, 0x8C} }
+
+// Variable attributes
+#define EFI_VARIABLE_NON_VOLATILE           0x00000001
+#define EFI_VARIABLE_BOOTSERVICE_ACCESS     0x00000002
+#define EFI_VARIABLE_RUNTIME_ACCESS         0x00000004
+
+// Variable size limitation
+#define EFI_MAXIMUM_VARIABLE_SIZE           1024
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_VARIABLE) (
+    IN CHAR16                       *VariableName,
+    IN EFI_GUID                     *VendorGuid,
+    OUT UINT32                      *Attributes OPTIONAL,
+    IN OUT UINTN                    *DataSize,
+    OUT VOID                        *Data
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_NEXT_VARIABLE_NAME) (
+    IN OUT UINTN                    *VariableNameSize,
+    IN OUT CHAR16                   *VariableName,
+    IN OUT EFI_GUID                 *VendorGuid
+    );
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SET_VARIABLE) (
+    IN CHAR16                       *VariableName,
+    IN EFI_GUID                     *VendorGuid,
+    IN UINT32                       Attributes,
+    IN UINTN                        DataSize,
+    IN VOID                         *Data
+    );
+
+
+//
+// EFI Time
+//
+
+typedef struct {
+        UINT32                      Resolution;     // 1e-6 parts per million
+        UINT32                      Accuracy;       // hertz
+        BOOLEAN                     SetsToZero;     // Set clears sub-second time
+} EFI_TIME_CAPABILITIES;
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_TIME) (
+    OUT EFI_TIME                    *Time,
+    OUT EFI_TIME_CAPABILITIES       *Capabilities OPTIONAL
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SET_TIME) (
+    IN EFI_TIME                     *Time
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_WAKEUP_TIME) (
+    OUT BOOLEAN                     *Enabled,
+    OUT BOOLEAN                     *Pending,
+    OUT EFI_TIME                    *Time
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SET_WAKEUP_TIME) (
+    IN BOOLEAN                      Enable,
+    IN EFI_TIME                     *Time OPTIONAL
+    );
+
+
+//
+// Image functions
+//
+
+
+// PE32+ Subsystem type for EFI images
+
+#if !defined(IMAGE_SUBSYSTEM_EFI_APPLICATION)
+#define IMAGE_SUBSYSTEM_EFI_APPLICATION             10
+#define IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER     11
+#define IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER          12
+#endif
+
+// PE32+ Machine type for EFI images
+
+#if !defined(EFI_IMAGE_MACHINE_IA32)
+#define EFI_IMAGE_MACHINE_IA32      0x014c
+#endif
+
+#if !defined(EFI_IMAGE_MACHINE_IA64)
+#define EFI_IMAGE_MACHINE_IA64      0x0200
+#endif
+
+// Image Entry prototype
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IMAGE_ENTRY_POINT) (
+    IN EFI_HANDLE                   ImageHandle,
+    IN struct _EFI_SYSTEM_TABLE     *SystemTable
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IMAGE_LOAD) (
+    IN BOOLEAN                      BootPolicy,
+    IN EFI_HANDLE                   ParentImageHandle,
+    IN EFI_DEVICE_PATH              *FilePath,
+    IN VOID                         *SourceBuffer   OPTIONAL,
+    IN UINTN                        SourceSize,
+    OUT EFI_HANDLE                  *ImageHandle
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IMAGE_START) (
+    IN EFI_HANDLE                   ImageHandle,
+    OUT UINTN                       *ExitDataSize,
+    OUT CHAR16                      **ExitData  OPTIONAL
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_EXIT) (
+    IN EFI_HANDLE                   ImageHandle,
+    IN EFI_STATUS                   ExitStatus,
+    IN UINTN                        ExitDataSize,
+    IN CHAR16                       *ExitData OPTIONAL
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IMAGE_UNLOAD) (
+    IN EFI_HANDLE                   ImageHandle
+    );
+
+
+// Image handle
+#define LOADED_IMAGE_PROTOCOL      \
+    { 0x5B1B31A1, 0x9562, 0x11d2, {0x8E, 0x3F, 0x00, 0xA0, 0xC9, 0x69, 0x72, 0x3B} }
+
+#define EFI_IMAGE_INFORMATION_REVISION      0x1000
+typedef struct {
+    UINT32                          Revision;
+    EFI_HANDLE                      ParentHandle;
+    struct _EFI_SYSTEM_TABLE        *SystemTable;
+
+    // Source location of image
+    EFI_HANDLE                      DeviceHandle;
+    EFI_DEVICE_PATH                 *FilePath;
+    VOID                            *Reserved;
+
+    // Images load options
+    UINT32                          LoadOptionsSize;
+    VOID                            *LoadOptions;
+
+    // Location of where image was loaded
+    VOID                            *ImageBase;
+    UINT64                          ImageSize;
+    EFI_MEMORY_TYPE                 ImageCodeType;
+    EFI_MEMORY_TYPE                 ImageDataType;
+
+    // If the driver image supports a dynamic unload request
+    EFI_IMAGE_UNLOAD                Unload;
+
+} EFI_LOADED_IMAGE;
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_EXIT_BOOT_SERVICES) (
+    IN EFI_HANDLE                   ImageHandle,
+    IN UINTN                        MapKey
+    );
+
+//
+// Misc
+//
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_STALL) (
+    IN UINTN                    Microseconds
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SET_WATCHDOG_TIMER) (
+    IN UINTN                    Timeout,
+    IN UINT64                   WatchdogCode,
+    IN UINTN                    DataSize,
+    IN CHAR16                   *WatchdogData OPTIONAL
+    );
+
+
+typedef enum {
+    EfiResetCold,
+    EfiResetWarm,
+    EfiResetShutdown
+} EFI_RESET_TYPE;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_RESET_SYSTEM) (
+    IN EFI_RESET_TYPE           ResetType,
+    IN EFI_STATUS               ResetStatus,
+    IN UINTN                    DataSize,
+    IN CHAR16                   *ResetData OPTIONAL
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_NEXT_MONOTONIC_COUNT) (
+    OUT UINT64                  *Count
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GET_NEXT_HIGH_MONO_COUNT) (
+    OUT UINT32                  *HighCount
+    );
+
+//
+// Protocol handler functions
+//
+
+typedef enum {
+    EFI_NATIVE_INTERFACE,
+    EFI_PCODE_INTERFACE
+} EFI_INTERFACE_TYPE;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_INSTALL_PROTOCOL_INTERFACE) (
+    IN OUT EFI_HANDLE           *Handle,
+    IN EFI_GUID                 *Protocol,
+    IN EFI_INTERFACE_TYPE       InterfaceType,
+    IN VOID                     *Interface
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_REINSTALL_PROTOCOL_INTERFACE) (
+    IN EFI_HANDLE               Handle,
+    IN EFI_GUID                 *Protocol,
+    IN VOID                     *OldInterface,
+    IN VOID                     *NewInterface
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_UNINSTALL_PROTOCOL_INTERFACE) (
+    IN EFI_HANDLE               Handle,
+    IN EFI_GUID                 *Protocol,
+    IN VOID                     *Interface
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_HANDLE_PROTOCOL) (
+    IN EFI_HANDLE               Handle,
+    IN EFI_GUID                 *Protocol,
+    OUT VOID                    **Interface
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_REGISTER_PROTOCOL_NOTIFY) (
+    IN EFI_GUID                 *Protocol,
+    IN EFI_EVENT                Event,
+    OUT VOID                    **Registration
+    );
+
+typedef enum {
+    AllHandles,
+    ByRegisterNotify,
+    ByProtocol
+} EFI_LOCATE_SEARCH_TYPE;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LOCATE_HANDLE) (
+    IN EFI_LOCATE_SEARCH_TYPE   SearchType,
+    IN EFI_GUID                 *Protocol OPTIONAL,
+    IN VOID                     *SearchKey OPTIONAL,
+    IN OUT UINTN                *BufferSize,
+    OUT EFI_HANDLE              *Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LOCATE_DEVICE_PATH) (
+    IN EFI_GUID                 *Protocol,
+    IN OUT EFI_DEVICE_PATH      **DevicePath,
+    OUT EFI_HANDLE              *Device
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_INSTALL_CONFIGURATION_TABLE) (
+    IN EFI_GUID                 *Guid,
+    IN VOID                     *Table
+    );
+
+typedef VOID *EFI_RESERVED_SERVICE;
+
+//
+// Standard EFI table header
+//
+
+typedef struct _EFI_TABLE_HEARDER {
+    UINT64                      Signature;
+    UINT32                      Revision;
+    UINT32                      HeaderSize;
+    UINT32                      CRC32;
+    UINT32                      Reserved;
+} EFI_TABLE_HEADER;
+
+
+//
+// EFI Runtime Serivces Table
+//
+
+#define EFI_RUNTIME_SERVICES_SIGNATURE  0x56524553544e5552
+#define EFI_RUNTIME_SERVICES_REVISION   (EFI_SPECIFICATION_MAJOR_REVISION<<16) | (EFI_SPECIFICATION_MINOR_REVISION)
+
+typedef struct  {
+    EFI_TABLE_HEADER                Hdr;
+
+    //
+    // Time services
+    //
+
+    EFI_GET_TIME                    GetTime;
+    EFI_SET_TIME                    SetTime;
+    EFI_GET_WAKEUP_TIME             GetWakeupTime;
+    EFI_SET_WAKEUP_TIME             SetWakeupTime;
+
+    //
+    // Virtual memory services
+    //
+
+    EFI_SET_VIRTUAL_ADDRESS_MAP     SetVirtualAddressMap;
+    EFI_CONVERT_POINTER             ConvertPointer;
+
+    //
+    // Variable serviers
+    //
+
+    EFI_GET_VARIABLE                GetVariable;
+    EFI_GET_NEXT_VARIABLE_NAME      GetNextVariableName;
+    EFI_SET_VARIABLE                SetVariable;
+
+    //
+    // Misc
+    //
+
+    EFI_GET_NEXT_HIGH_MONO_COUNT    GetNextHighMonotonicCount;
+    EFI_RESET_SYSTEM                ResetSystem;
+
+} EFI_RUNTIME_SERVICES;
+
+
+//
+// EFI Boot Services Table
+//
+
+#define EFI_BOOT_SERVICES_SIGNATURE     0x56524553544f4f42
+#define EFI_BOOT_SERVICES_REVISION      (EFI_SPECIFICATION_MAJOR_REVISION<<16) | (EFI_SPECIFICATION_MINOR_REVISION)
+
+typedef struct _EFI_BOOT_SERVICES {
+
+    EFI_TABLE_HEADER                Hdr;
+
+    //
+    // Task priority functions
+    //
+
+    EFI_RAISE_TPL                   RaiseTPL;
+    EFI_RESTORE_TPL                 RestoreTPL;
+
+    //
+    // Memory functions
+    //
+
+    EFI_ALLOCATE_PAGES              AllocatePages;
+    EFI_FREE_PAGES                  FreePages;
+    EFI_GET_MEMORY_MAP              GetMemoryMap;
+    EFI_ALLOCATE_POOL               AllocatePool;
+    EFI_FREE_POOL                   FreePool;
+
+    //
+    // Event & timer functions
+    //
+
+    EFI_CREATE_EVENT                CreateEvent;
+    EFI_SET_TIMER                   SetTimer;
+    EFI_WAIT_FOR_EVENT              WaitForEvent;
+    EFI_SIGNAL_EVENT                SignalEvent;
+    EFI_CLOSE_EVENT                 CloseEvent;
+    EFI_CHECK_EVENT                 CheckEvent;
+
+    //
+    // Protocol handler functions
+    //
+
+    EFI_INSTALL_PROTOCOL_INTERFACE  InstallProtocolInterface;
+    EFI_REINSTALL_PROTOCOL_INTERFACE ReinstallProtocolInterface;
+    EFI_UNINSTALL_PROTOCOL_INTERFACE UninstallProtocolInterface;
+    EFI_HANDLE_PROTOCOL             HandleProtocol;
+    EFI_HANDLE_PROTOCOL             PCHandleProtocol;
+    EFI_REGISTER_PROTOCOL_NOTIFY    RegisterProtocolNotify;
+    EFI_LOCATE_HANDLE               LocateHandle;
+    EFI_LOCATE_DEVICE_PATH          LocateDevicePath;
+    EFI_INSTALL_CONFIGURATION_TABLE InstallConfigurationTable;
+
+    //
+    // Image functions
+    //
+
+    EFI_IMAGE_LOAD                  LoadImage;
+    EFI_IMAGE_START                 StartImage;
+    EFI_EXIT                        Exit;
+    EFI_IMAGE_UNLOAD                UnloadImage;
+    EFI_EXIT_BOOT_SERVICES          ExitBootServices;
+
+    //
+    // Misc functions
+    //
+
+    EFI_GET_NEXT_MONOTONIC_COUNT    GetNextMonotonicCount;
+    EFI_STALL                       Stall;
+    EFI_SET_WATCHDOG_TIMER          SetWatchdogTimer;
+
+} EFI_BOOT_SERVICES;
+
+
+//
+// EFI Configuration Table and GUID definitions
+//
+
+#define MPS_TABLE_GUID    \
+    { 0xeb9d2d2f, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+#define ACPI_TABLE_GUID    \
+    { 0xeb9d2d30, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+#define ACPI_20_TABLE_GUID  \
+    { 0x8868e871, 0xe4f1, 0x11d3, {0xbc, 0x22, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81} }
+
+#define SMBIOS_TABLE_GUID    \
+    { 0xeb9d2d31, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+#define SAL_SYSTEM_TABLE_GUID    \
+    { 0xeb9d2d32, 0x2d88, 0x11d3, {0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+
+typedef struct _EFI_CONFIGURATION_TABLE {
+    EFI_GUID                VendorGuid;
+    VOID                    *VendorTable;
+} EFI_CONFIGURATION_TABLE;
+
+
+//
+// EFI System Table
+//
+
+
+
+
+#define EFI_SYSTEM_TABLE_SIGNATURE      0x5453595320494249
+#define EFI_SYSTEM_TABLE_REVISION      (EFI_SPECIFICATION_MAJOR_REVISION<<16) | (EFI_SPECIFICATION_MINOR_REVISION)
+
+typedef struct _EFI_SYSTEM_TABLE {
+    EFI_TABLE_HEADER                Hdr;
+
+    CHAR16                          *FirmwareVendor;
+    UINT32                          FirmwareRevision;
+
+    EFI_HANDLE                      ConsoleInHandle;
+    SIMPLE_INPUT_INTERFACE          *ConIn;
+
+    EFI_HANDLE                      ConsoleOutHandle;
+    SIMPLE_TEXT_OUTPUT_INTERFACE    *ConOut;
+
+    EFI_HANDLE                      StandardErrorHandle;
+    SIMPLE_TEXT_OUTPUT_INTERFACE    *StdErr;
+
+    EFI_RUNTIME_SERVICES            *RuntimeServices;
+    EFI_BOOT_SERVICES               *BootServices;
+
+    UINTN                           NumberOfTableEntries;
+    EFI_CONFIGURATION_TABLE         *ConfigurationTable;
+
+} EFI_SYSTEM_TABLE;
+
+#endif
+
diff --git a/xen/include/efi/eficon.h b/xen/include/efi/eficon.h
new file mode 100644
index 0000000000..089db9816c
--- /dev/null
+++ b/xen/include/efi/eficon.h
@@ -0,0 +1,302 @@
+#ifndef _EFI_CON_H
+#define _EFI_CON_H
+
+/*++
+
+Copyright (c) 1998  Intel Corporation
+
+Module Name:
+
+    eficon.h
+
+Abstract:
+
+    EFI console protocols
+
+
+
+Revision History
+
+--*/
+
+//
+// Text output protocol
+//
+
+#define SIMPLE_TEXT_OUTPUT_PROTOCOL \
+    { 0x387477c2, 0x69c7, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+INTERFACE_DECL(_SIMPLE_TEXT_OUTPUT_INTERFACE);
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_RESET) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN BOOLEAN                      ExtendedVerification
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_OUTPUT_STRING) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN CHAR16                       *String
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_TEST_STRING) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN CHAR16                       *String
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_QUERY_MODE) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN UINTN                        ModeNumber,
+    OUT UINTN                       *Columns,
+    OUT UINTN                       *Rows
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_SET_MODE) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN UINTN                        ModeNumber
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_SET_ATTRIBUTE) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN UINTN                        Attribute
+    );
+
+#define EFI_BLACK   0x00
+#define EFI_BLUE    0x01
+#define EFI_GREEN   0x02
+#define EFI_CYAN            (EFI_BLUE | EFI_GREEN)
+#define EFI_RED     0x04
+#define EFI_MAGENTA         (EFI_BLUE | EFI_RED)
+#define EFI_BROWN           (EFI_GREEN | EFI_RED)
+#define EFI_LIGHTGRAY       (EFI_BLUE | EFI_GREEN | EFI_RED)
+#define EFI_BRIGHT  0x08
+#define EFI_DARKGRAY        (EFI_BRIGHT)
+#define EFI_LIGHTBLUE       (EFI_BLUE | EFI_BRIGHT)
+#define EFI_LIGHTGREEN      (EFI_GREEN | EFI_BRIGHT)
+#define EFI_LIGHTCYAN       (EFI_CYAN | EFI_BRIGHT)
+#define EFI_LIGHTRED        (EFI_RED | EFI_BRIGHT)
+#define EFI_LIGHTMAGENTA    (EFI_MAGENTA | EFI_BRIGHT)
+#define EFI_YELLOW          (EFI_BROWN | EFI_BRIGHT)
+#define EFI_WHITE           (EFI_BLUE | EFI_GREEN | EFI_RED | EFI_BRIGHT)
+
+#define EFI_TEXT_ATTR(f,b)  ((f) | ((b) << 4))
+
+#define EFI_BACKGROUND_BLACK        0x00
+#define EFI_BACKGROUND_BLUE         0x10
+#define EFI_BACKGROUND_GREEN        0x20
+#define EFI_BACKGROUND_CYAN         (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_GREEN)
+#define EFI_BACKGROUND_RED          0x40
+#define EFI_BACKGROUND_MAGENTA      (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_RED)
+#define EFI_BACKGROUND_BROWN        (EFI_BACKGROUND_GREEN | EFI_BACKGROUND_RED)
+#define EFI_BACKGROUND_LIGHTGRAY    (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_GREEN | EFI_BACKGROUND_RED)
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_CLEAR_SCREEN) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_SET_CURSOR_POSITION) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN UINTN                        Column,
+    IN UINTN                        Row
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_ENABLE_CURSOR) (
+    IN struct _SIMPLE_TEXT_OUTPUT_INTERFACE     *This,
+    IN BOOLEAN                      Enable
+    );
+
+typedef struct {
+    INT32                           MaxMode;
+    // current settings
+    INT32                           Mode;
+    INT32                           Attribute;
+    INT32                           CursorColumn;
+    INT32                           CursorRow;
+    BOOLEAN                         CursorVisible;
+} SIMPLE_TEXT_OUTPUT_MODE;
+
+typedef struct _SIMPLE_TEXT_OUTPUT_INTERFACE {
+    EFI_TEXT_RESET                  Reset;
+
+    EFI_TEXT_OUTPUT_STRING          OutputString;
+    EFI_TEXT_TEST_STRING            TestString;
+
+    EFI_TEXT_QUERY_MODE             QueryMode;
+    EFI_TEXT_SET_MODE               SetMode;
+    EFI_TEXT_SET_ATTRIBUTE          SetAttribute;
+
+    EFI_TEXT_CLEAR_SCREEN           ClearScreen;
+    EFI_TEXT_SET_CURSOR_POSITION    SetCursorPosition;
+    EFI_TEXT_ENABLE_CURSOR          EnableCursor;
+
+    // Current mode
+    SIMPLE_TEXT_OUTPUT_MODE         *Mode;
+} SIMPLE_TEXT_OUTPUT_INTERFACE;
+
+//
+// Define's for required EFI Unicode Box Draw character
+//
+
+#define BOXDRAW_HORIZONTAL                  0x2500
+#define BOXDRAW_VERTICAL                    0x2502
+#define BOXDRAW_DOWN_RIGHT                  0x250c
+#define BOXDRAW_DOWN_LEFT                   0x2510
+#define BOXDRAW_UP_RIGHT                    0x2514
+#define BOXDRAW_UP_LEFT                     0x2518
+#define BOXDRAW_VERTICAL_RIGHT              0x251c
+#define BOXDRAW_VERTICAL_LEFT               0x2524
+#define BOXDRAW_DOWN_HORIZONTAL             0x252c
+#define BOXDRAW_UP_HORIZONTAL               0x2534
+#define BOXDRAW_VERTICAL_HORIZONTAL         0x253c
+
+#define BOXDRAW_DOUBLE_HORIZONTAL           0x2550
+#define BOXDRAW_DOUBLE_VERTICAL             0x2551
+#define BOXDRAW_DOWN_RIGHT_DOUBLE           0x2552
+#define BOXDRAW_DOWN_DOUBLE_RIGHT           0x2553
+#define BOXDRAW_DOUBLE_DOWN_RIGHT           0x2554
+
+#define BOXDRAW_DOWN_LEFT_DOUBLE            0x2555
+#define BOXDRAW_DOWN_DOUBLE_LEFT            0x2556
+#define BOXDRAW_DOUBLE_DOWN_LEFT            0x2557
+
+#define BOXDRAW_UP_RIGHT_DOUBLE             0x2558
+#define BOXDRAW_UP_DOUBLE_RIGHT             0x2559
+#define BOXDRAW_DOUBLE_UP_RIGHT             0x255a
+
+#define BOXDRAW_UP_LEFT_DOUBLE              0x255b
+#define BOXDRAW_UP_DOUBLE_LEFT              0x255c
+#define BOXDRAW_DOUBLE_UP_LEFT              0x255d
+
+#define BOXDRAW_VERTICAL_RIGHT_DOUBLE       0x255e
+#define BOXDRAW_VERTICAL_DOUBLE_RIGHT       0x255f
+#define BOXDRAW_DOUBLE_VERTICAL_RIGHT       0x2560
+
+#define BOXDRAW_VERTICAL_LEFT_DOUBLE        0x2561
+#define BOXDRAW_VERTICAL_DOUBLE_LEFT        0x2562
+#define BOXDRAW_DOUBLE_VERTICAL_LEFT        0x2563
+
+#define BOXDRAW_DOWN_HORIZONTAL_DOUBLE      0x2564
+#define BOXDRAW_DOWN_DOUBLE_HORIZONTAL      0x2565
+#define BOXDRAW_DOUBLE_DOWN_HORIZONTAL      0x2566
+
+#define BOXDRAW_UP_HORIZONTAL_DOUBLE        0x2567
+#define BOXDRAW_UP_DOUBLE_HORIZONTAL        0x2568
+#define BOXDRAW_DOUBLE_UP_HORIZONTAL        0x2569
+
+#define BOXDRAW_VERTICAL_HORIZONTAL_DOUBLE  0x256a
+#define BOXDRAW_VERTICAL_DOUBLE_HORIZONTAL  0x256b
+#define BOXDRAW_DOUBLE_VERTICAL_HORIZONTAL  0x256c
+
+//
+// EFI Required Block Elements Code Chart
+//
+
+#define BLOCKELEMENT_FULL_BLOCK             0x2588
+#define BLOCKELEMENT_LIGHT_SHADE            0x2591
+//
+// EFI Required Geometric Shapes Code Chart
+//
+
+#define GEOMETRICSHAPE_UP_TRIANGLE           0x25b2
+#define GEOMETRICSHAPE_RIGHT_TRIANGLE        0x25ba
+#define GEOMETRICSHAPE_DOWN_TRIANGLE         0x25bc
+#define GEOMETRICSHAPE_LEFT_TRIANGLE         0x25c4
+
+//
+// EFI Required Arrow shapes
+//
+
+#define ARROW_UP                            0x2191
+#define ARROW_DOWN                          0x2193
+
+//
+// Text input protocol
+//
+
+#define SIMPLE_TEXT_INPUT_PROTOCOL  \
+    { 0x387477c1, 0x69c7, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+INTERFACE_DECL(_SIMPLE_INPUT_INTERFACE);
+
+typedef struct {
+    UINT16                              ScanCode;
+    CHAR16                              UnicodeChar;
+} EFI_INPUT_KEY;
+
+//
+// Baseline unicode control chars
+//
+
+#define CHAR_NULL                       0x0000
+#define CHAR_BACKSPACE                  0x0008
+#define CHAR_TAB                        0x0009
+#define CHAR_LINEFEED                   0x000A
+#define CHAR_CARRIAGE_RETURN            0x000D
+
+//
+// Scan codes for base line keys
+//
+
+#define SCAN_NULL                       0x0000
+#define SCAN_UP                         0x0001
+#define SCAN_DOWN                       0x0002
+#define SCAN_RIGHT                      0x0003
+#define SCAN_LEFT                       0x0004
+#define SCAN_HOME                       0x0005
+#define SCAN_END                        0x0006
+#define SCAN_INSERT                     0x0007
+#define SCAN_DELETE                     0x0008
+#define SCAN_PAGE_UP                    0x0009
+#define SCAN_PAGE_DOWN                  0x000A
+#define SCAN_F1                         0x000B
+#define SCAN_F2                         0x000C
+#define SCAN_F3                         0x000D
+#define SCAN_F4                         0x000E
+#define SCAN_F5                         0x000F
+#define SCAN_F6                         0x0010
+#define SCAN_F7                         0x0011
+#define SCAN_F8                         0x0012
+#define SCAN_F9                         0x0013
+#define SCAN_F10                        0x0014
+#define SCAN_ESC                        0x0017
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_INPUT_RESET) (
+    IN struct _SIMPLE_INPUT_INTERFACE   *This,
+    IN BOOLEAN                          ExtendedVerification
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_INPUT_READ_KEY) (
+    IN struct _SIMPLE_INPUT_INTERFACE   *This,
+    OUT EFI_INPUT_KEY                   *Key
+    );
+
+typedef struct _SIMPLE_INPUT_INTERFACE {
+    EFI_INPUT_RESET                     Reset;
+    EFI_INPUT_READ_KEY                  ReadKeyStroke;
+    EFI_EVENT                           WaitForKey;
+} SIMPLE_INPUT_INTERFACE;
+
+#endif
+
diff --git a/xen/include/efi/efidef.h b/xen/include/efi/efidef.h
new file mode 100644
index 0000000000..07fdf0d7ce
--- /dev/null
+++ b/xen/include/efi/efidef.h
@@ -0,0 +1,196 @@
+#ifndef _EFI_DEF_H
+#define _EFI_DEF_H
+
+/*++
+
+Copyright (c) 1998  Intel Corporation
+
+Module Name:
+
+    efidef.h
+
+Abstract:
+
+    EFI definitions
+
+
+
+
+Revision History
+
+--*/
+
+typedef UINT16          CHAR16;
+typedef UINT8           CHAR8;
+typedef UINT8           BOOLEAN;
+
+#ifndef TRUE
+    #define TRUE    ((BOOLEAN) 1)
+    #define FALSE   ((BOOLEAN) 0)
+#endif
+
+#ifndef NULL
+    #define NULL    ((VOID *) 0)
+#endif
+
+typedef UINTN           EFI_STATUS;
+typedef UINT64          EFI_LBA;
+typedef UINTN           EFI_TPL;
+typedef VOID            *EFI_HANDLE;
+typedef VOID            *EFI_EVENT;
+
+
+//
+// Prototype argument decoration for EFI parameters to indicate
+// their direction
+//
+// IN - argument is passed into the function
+// OUT - argument (pointer) is returned from the function
+// OPTIONAL - argument is optional
+//
+
+#ifndef IN
+    #define IN
+    #define OUT
+    #define OPTIONAL
+#endif
+
+
+//
+// A GUID
+//
+
+typedef struct {          
+    UINT32  Data1;
+    UINT16  Data2;
+    UINT16  Data3;
+    UINT8   Data4[8]; 
+} EFI_GUID;
+
+
+//
+// Time
+//
+
+typedef struct {          
+    UINT16      Year;       // 1998 - 20XX
+    UINT8       Month;      // 1 - 12
+    UINT8       Day;        // 1 - 31
+    UINT8       Hour;       // 0 - 23
+    UINT8       Minute;     // 0 - 59
+    UINT8       Second;     // 0 - 59
+    UINT8       Pad1;
+    UINT32      Nanosecond; // 0 - 999,999,999
+    INT16       TimeZone;   // -1440 to 1440 or 2047
+    UINT8       Daylight;
+    UINT8       Pad2;
+} EFI_TIME;
+
+// Bit definitions for EFI_TIME.Daylight
+#define EFI_TIME_ADJUST_DAYLIGHT    0x01
+#define EFI_TIME_IN_DAYLIGHT        0x02
+
+// Value definition for EFI_TIME.TimeZone
+#define EFI_UNSPECIFIED_TIMEZONE    0x07FF
+
+
+
+//
+// Networking
+//
+
+typedef struct {
+    UINT8                   Addr[4];
+} EFI_IPv4_ADDRESS;
+
+typedef struct {
+    UINT8                   Addr[16];
+} EFI_IPv6_ADDRESS;
+
+typedef struct {
+    UINT8                   Addr[32];
+} EFI_MAC_ADDRESS;
+
+//
+// Memory
+//
+
+typedef UINT64          EFI_PHYSICAL_ADDRESS;
+typedef UINT64          EFI_VIRTUAL_ADDRESS;
+
+typedef enum {
+    AllocateAnyPages,
+    AllocateMaxAddress,
+    AllocateAddress,
+    MaxAllocateType
+} EFI_ALLOCATE_TYPE;
+
+//Preseve the attr on any range supplied.
+//ConventialMemory must have WB,SR,SW when supplied.
+//When allocating from ConventialMemory always make it WB,SR,SW
+//When returning to ConventialMemory always make it WB,SR,SW
+//When getting the memory map, or on RT for runtime types
+
+
+typedef enum {
+    EfiReservedMemoryType,
+    EfiLoaderCode,
+    EfiLoaderData,
+    EfiBootServicesCode,
+    EfiBootServicesData,
+    EfiRuntimeServicesCode,
+    EfiRuntimeServicesData,
+    EfiConventionalMemory,
+    EfiUnusableMemory,
+    EfiACPIReclaimMemory,
+    EfiACPIMemoryNVS,
+    EfiMemoryMappedIO,
+    EfiMemoryMappedIOPortSpace,
+    EfiPalCode,
+    EfiMaxMemoryType
+} EFI_MEMORY_TYPE;
+
+// possible caching types for the memory range
+#define EFI_MEMORY_UC           0x0000000000000001
+#define EFI_MEMORY_WC           0x0000000000000002
+#define EFI_MEMORY_WT           0x0000000000000004
+#define EFI_MEMORY_WB           0x0000000000000008
+#define EFI_MEMORY_UCE          0x0000000000000010  
+
+// physical memory protection on range 
+#define EFI_MEMORY_WP           0x0000000000001000
+#define EFI_MEMORY_RP           0x0000000000002000
+#define EFI_MEMORY_XP           0x0000000000004000
+
+// range requires a runtime mapping
+#define EFI_MEMORY_RUNTIME      0x8000000000000000
+
+#define EFI_MEMORY_DESCRIPTOR_VERSION  1
+typedef struct {
+    UINT32                          Type;           // Field size is 32 bits followed by 32 bit pad
+    UINT32                          Pad;
+    EFI_PHYSICAL_ADDRESS            PhysicalStart;  // Field size is 64 bits
+    EFI_VIRTUAL_ADDRESS             VirtualStart;   // Field size is 64 bits
+    UINT64                          NumberOfPages;  // Field size is 64 bits
+    UINT64                          Attribute;      // Field size is 64 bits
+} EFI_MEMORY_DESCRIPTOR;
+
+//
+// International Language
+//
+
+typedef UINT8   ISO_639_2;
+#define ISO_639_2_ENTRY_SIZE    3
+
+//
+//
+//
+
+#define EFI_PAGE_SIZE   4096
+#define EFI_PAGE_MASK   0xFFF
+#define EFI_PAGE_SHIFT  12
+
+#define EFI_SIZE_TO_PAGES(a)  \
+    ( ((a) >> EFI_PAGE_SHIFT) + ((a) & EFI_PAGE_MASK ? 1 : 0) )
+
+#endif
diff --git a/xen/include/efi/efidevp.h b/xen/include/efi/efidevp.h
new file mode 100644
index 0000000000..beb5785a45
--- /dev/null
+++ b/xen/include/efi/efidevp.h
@@ -0,0 +1,402 @@
+#ifndef _DEVPATH_H
+#define _DEVPATH_H
+
+/*++
+
+Copyright (c) 1998  Intel Corporation
+
+Module Name:
+
+    devpath.h
+
+Abstract:
+
+    Defines for parsing the EFI Device Path structures
+
+
+
+Revision History
+
+--*/
+
+//
+// Device Path structures - Section C
+//
+
+typedef struct _EFI_DEVICE_PATH {
+        UINT8                           Type;
+        UINT8                           SubType;
+        UINT8                           Length[2];
+} EFI_DEVICE_PATH;
+
+#define EFI_DP_TYPE_MASK                    0x7F
+#define EFI_DP_TYPE_UNPACKED                0x80
+
+//#define END_DEVICE_PATH_TYPE                0xff
+#define END_DEVICE_PATH_TYPE                0x7f
+//#define END_DEVICE_PATH_TYPE_UNPACKED       0x7f
+
+#define END_ENTIRE_DEVICE_PATH_SUBTYPE      0xff
+#define END_INSTANCE_DEVICE_PATH_SUBTYPE    0x01
+#define END_DEVICE_PATH_LENGTH              (sizeof(EFI_DEVICE_PATH))
+
+
+#define DP_IS_END_TYPE(a)
+#define DP_IS_END_SUBTYPE(a)        ( ((a)->SubType == END_ENTIRE_DEVICE_PATH_SUBTYPE )
+
+#define DevicePathType(a)           ( ((a)->Type) & EFI_DP_TYPE_MASK )
+#define DevicePathSubType(a)        ( (a)->SubType )
+#define DevicePathNodeLength(a)     ( ((a)->Length[0]) | ((a)->Length[1] << 8) )
+#define NextDevicePathNode(a)       ( (EFI_DEVICE_PATH *) ( ((UINT8 *) (a)) + DevicePathNodeLength(a)))
+//#define IsDevicePathEndType(a)      ( DevicePathType(a) == END_DEVICE_PATH_TYPE_UNPACKED )
+#define IsDevicePathEndType(a)      ( DevicePathType(a) == END_DEVICE_PATH_TYPE )
+#define IsDevicePathEndSubType(a)   ( (a)->SubType == END_ENTIRE_DEVICE_PATH_SUBTYPE )
+#define IsDevicePathEnd(a)          ( IsDevicePathEndType(a) && IsDevicePathEndSubType(a) )
+#define IsDevicePathUnpacked(a)     ( (a)->Type & EFI_DP_TYPE_UNPACKED )
+
+
+#define SetDevicePathNodeLength(a,l) {                  \
+            (a)->Length[0] = (UINT8) (l);               \
+            (a)->Length[1] = (UINT8) ((l) >> 8);        \
+            }
+
+#define SetDevicePathEndNode(a)  {                      \
+            (a)->Type = END_DEVICE_PATH_TYPE;           \
+            (a)->SubType = END_ENTIRE_DEVICE_PATH_SUBTYPE;     \
+            (a)->Length[0] = sizeof(EFI_DEVICE_PATH);   \
+            (a)->Length[1] = 0;                         \
+            }
+
+
+
+/*
+ *
+ */
+#define HARDWARE_DEVICE_PATH            0x01
+
+#define HW_PCI_DP                       0x01
+typedef struct _PCI_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT8                           Function;
+        UINT8                           Device;
+} PCI_DEVICE_PATH;
+
+#define HW_PCCARD_DP                    0x02
+typedef struct _PCCARD_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT8                           SocketNumber;
+} PCCARD_DEVICE_PATH;
+
+#define HW_MEMMAP_DP                    0x03
+typedef struct _MEMMAP_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          MemoryType;
+        EFI_PHYSICAL_ADDRESS            StartingAddress;
+        EFI_PHYSICAL_ADDRESS            EndingAddress;
+} MEMMAP_DEVICE_PATH;
+
+#define HW_VENDOR_DP                    0x04
+typedef struct _VENDOR_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        EFI_GUID                        Guid;
+} VENDOR_DEVICE_PATH;
+
+#define UNKNOWN_DEVICE_GUID \
+    { 0xcf31fac5, 0xc24e, 0x11d2,  {0x85, 0xf3, 0x0, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b}  }
+
+typedef struct _UKNOWN_DEVICE_VENDOR_DP {
+    VENDOR_DEVICE_PATH      DevicePath;
+    UINT8                   LegacyDriveLetter;
+} UNKNOWN_DEVICE_VENDOR_DEVICE_PATH;
+
+#define HW_CONTROLLER_DP            0x05
+typedef struct _CONTROLLER_DEVICE_PATH {
+        EFI_DEVICE_PATH     Header;
+        UINT32              Controller;
+} CONTROLLER_DEVICE_PATH;
+
+/*
+ *
+ */
+#define ACPI_DEVICE_PATH                 0x02
+
+#define ACPI_DP                         0x01
+typedef struct _ACPI_HID_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          HID;
+        UINT32                          UID;
+} ACPI_HID_DEVICE_PATH;
+
+#define EXPANDED_ACPI_DP		0x02
+typedef struct _EXPANDED_ACPI_HID_DEVICE_PATH {
+	EFI_DEVICE_PATH			Header;
+	UINT32				HID;
+	UINT32				UID;
+	UINT32				CID;
+	UINT8				HidStr[1];
+} EXPANDED_ACPI_HID_DEVICE_PATH;
+
+//
+// EISA ID Macro
+// EISA ID Definition 32-bits
+//  bits[15:0] - three character compressed ASCII EISA ID.
+//  bits[31:16] - binary number
+//   Compressed ASCII is 5 bits per character 0b00001 = 'A' 0b11010 = 'Z'
+//
+#define PNP_EISA_ID_CONST       0x41d0    
+#define EISA_ID(_Name, _Num)    ((UINT32) ((_Name) | (_Num) << 16))   
+#define EISA_PNP_ID(_PNPId)     (EISA_ID(PNP_EISA_ID_CONST, (_PNPId)))
+
+#define PNP_EISA_ID_MASK        0xffff
+#define EISA_ID_TO_NUM(_Id)     ((_Id) >> 16)
+/*
+ *
+ */
+#define MESSAGING_DEVICE_PATH           0x03 
+
+#define MSG_ATAPI_DP                    0x01
+typedef struct _ATAPI_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT8                           PrimarySecondary;
+        UINT8                           SlaveMaster;
+        UINT16                          Lun;
+} ATAPI_DEVICE_PATH;
+
+#define MSG_SCSI_DP                     0x02
+typedef struct _SCSI_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT16                          Pun;
+        UINT16                          Lun; 
+} SCSI_DEVICE_PATH;
+
+#define MSG_FIBRECHANNEL_DP             0x03
+typedef struct _FIBRECHANNEL_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          Reserved;
+        UINT64                          WWN;
+        UINT64                          Lun;
+} FIBRECHANNEL_DEVICE_PATH;
+
+#define MSG_1394_DP                     0x04
+typedef struct _F1394_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          Reserved;
+        UINT64                          Guid;
+} F1394_DEVICE_PATH;
+
+#define MSG_USB_DP                      0x05
+typedef struct _USB_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT8                           Port;
+        UINT8                           Endpoint;
+} USB_DEVICE_PATH;
+
+#define MSG_USB_CLASS_DP                0x0F
+typedef struct _USB_CLASS_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT16                          VendorId;
+        UINT16                          ProductId;
+        UINT8                           DeviceClass;
+        UINT8                           DeviceSubclass;
+        UINT8                           DeviceProtocol;
+} USB_CLASS_DEVICE_PATH;
+
+#define MSG_I2O_DP                      0x06
+typedef struct _I2O_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          Tid;
+} I2O_DEVICE_PATH;
+
+#define MSG_MAC_ADDR_DP                 0x0b
+typedef struct _MAC_ADDR_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        EFI_MAC_ADDRESS                 MacAddress;
+        UINT8                           IfType;
+} MAC_ADDR_DEVICE_PATH;
+
+#define MSG_IPv4_DP                     0x0c
+typedef struct _IPv4_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        EFI_IPv4_ADDRESS                LocalIpAddress;
+        EFI_IPv4_ADDRESS                RemoteIpAddress;
+        UINT16                          LocalPort;
+        UINT16                          RemotePort;
+        UINT16                          Protocol;
+        BOOLEAN                         StaticIpAddress;
+} IPv4_DEVICE_PATH;
+
+#define MSG_IPv6_DP                     0x0d
+typedef struct _IPv6_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        EFI_IPv6_ADDRESS                LocalIpAddress;
+        EFI_IPv6_ADDRESS                RemoteIpAddress;
+        UINT16                          LocalPort;
+        UINT16                          RemotePort;
+        UINT16                          Protocol;
+        BOOLEAN                         StaticIpAddress;
+} IPv6_DEVICE_PATH;
+
+#define MSG_INFINIBAND_DP               0x09
+typedef struct _INFINIBAND_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          Reserved;
+        UINT64                          NodeGuid;
+        UINT64                          IocGuid;
+        UINT64                          DeviceId;
+} INFINIBAND_DEVICE_PATH;
+
+#define MSG_UART_DP                     0x0e
+typedef struct _UART_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          Reserved;
+        UINT64                          BaudRate;
+        UINT8                           DataBits;
+        UINT8                           Parity;
+        UINT8                           StopBits;
+} UART_DEVICE_PATH;
+
+#define MSG_VENDOR_DP                   0x0A
+/* Use VENDOR_DEVICE_PATH struct */
+
+#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 MEDIA_DEVICE_PATH               0x04
+
+#define MEDIA_HARDDRIVE_DP              0x01
+typedef struct _HARDDRIVE_DEVICE_PATH {
+        EFI_DEVICE_PATH                 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 _CDROM_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        UINT32                          BootEntry;
+        UINT64                          PartitionStart;
+        UINT64                          PartitionSize;
+} CDROM_DEVICE_PATH;
+
+#define MEDIA_VENDOR_DP                 0x03
+/* Use VENDOR_DEVICE_PATH struct */
+
+#define MEDIA_FILEPATH_DP               0x04
+typedef struct _FILEPATH_DEVICE_PATH {
+        EFI_DEVICE_PATH                 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 _MEDIA_PROTOCOL_DEVICE_PATH {
+        EFI_DEVICE_PATH                 Header;
+        EFI_GUID                        Protocol;
+} MEDIA_PROTOCOL_DEVICE_PATH;
+
+
+#define BBS_DEVICE_PATH                 0x05
+#define BBS_BBS_DP                      0x01
+typedef struct _BBS_BBS_DEVICE_PATH {
+        EFI_DEVICE_PATH                 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_DEV                    0x80
+#define BBS_TYPE_UNKNOWN                0xFF
+
+typedef union {
+    EFI_DEVICE_PATH                      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;
+    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;
+
+} EFI_DEV_PATH;
+
+typedef union {
+    EFI_DEVICE_PATH                      *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;
+    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;
+
+    FILEPATH_DEVICE_PATH                 *FilePath;
+    MEDIA_PROTOCOL_DEVICE_PATH           *MediaProtocol;
+
+    CDROM_DEVICE_PATH                    *CD;
+    BBS_BBS_DEVICE_PATH                  *Bbs;
+
+} EFI_DEV_PATH_PTR;
+
+
+#endif
diff --git a/xen/include/efi/efierr.h b/xen/include/efi/efierr.h
new file mode 100644
index 0000000000..669d7baee7
--- /dev/null
+++ b/xen/include/efi/efierr.h
@@ -0,0 +1,60 @@
+#ifndef _EFI_ERR_H
+#define _EFI_ERR_H
+
+/*++
+
+Copyright (c) 1998  Intel Corporation
+
+Module Name:
+
+    efierr.h
+
+Abstract:
+
+    EFI error codes
+
+
+
+
+Revision History
+
+--*/
+
+
+#define EFIWARN(a)                            (a)
+#define EFI_ERROR(a)              (((INTN) a) < 0)
+
+
+#define EFI_SUCCESS                             0
+#define EFI_LOAD_ERROR                  EFIERR(1)
+#define EFI_INVALID_PARAMETER           EFIERR(2)
+#define EFI_UNSUPPORTED                 EFIERR(3)
+#define EFI_BAD_BUFFER_SIZE             EFIERR(4)
+#define EFI_BUFFER_TOO_SMALL            EFIERR(5)
+#define EFI_NOT_READY                   EFIERR(6)
+#define EFI_DEVICE_ERROR                EFIERR(7)
+#define EFI_WRITE_PROTECTED             EFIERR(8)
+#define EFI_OUT_OF_RESOURCES            EFIERR(9)
+#define EFI_VOLUME_CORRUPTED            EFIERR(10)
+#define EFI_VOLUME_FULL                 EFIERR(11)
+#define EFI_NO_MEDIA                    EFIERR(12)
+#define EFI_MEDIA_CHANGED               EFIERR(13)
+#define EFI_NOT_FOUND                   EFIERR(14)
+#define EFI_ACCESS_DENIED               EFIERR(15)
+#define EFI_NO_RESPONSE                 EFIERR(16)
+#define EFI_NO_MAPPING                  EFIERR(17)
+#define EFI_TIMEOUT                     EFIERR(18)
+#define EFI_NOT_STARTED                 EFIERR(19)
+#define EFI_ALREADY_STARTED             EFIERR(20)
+#define EFI_ABORTED                     EFIERR(21)
+#define EFI_ICMP_ERROR                  EFIERR(22)
+#define EFI_TFTP_ERROR                  EFIERR(23)
+#define EFI_PROTOCOL_ERROR              EFIERR(24)
+
+#define EFI_WARN_UNKOWN_GLYPH           EFIWARN(1)
+#define EFI_WARN_DELETE_FAILURE         EFIWARN(2)
+#define EFI_WARN_WRITE_FAILURE          EFIWARN(3)
+#define EFI_WARN_BUFFER_TOO_SMALL       EFIWARN(4)
+
+#endif
+
diff --git a/xen/include/efi/efiprot.h b/xen/include/efi/efiprot.h
new file mode 100644
index 0000000000..05d3afb8d9
--- /dev/null
+++ b/xen/include/efi/efiprot.h
@@ -0,0 +1,728 @@
+#ifndef _EFI_PROT_H
+#define _EFI_PROT_H
+
+/*++
+
+Copyright (c) 1998  Intel Corporation
+
+Module Name:
+
+    efiprot.h
+
+Abstract:
+
+    EFI Protocols
+
+
+
+Revision History
+
+--*/
+
+//
+//  FPSWA library protocol
+//
+#define FPSWA_PROTOCOL          \
+    { 0xc41b6531, 0x97b9, 0x11d3, {0x9a, 0x29, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+//
+// Device Path protocol
+//
+
+#define DEVICE_PATH_PROTOCOL    \
+    { 0x9576e91, 0x6d3f, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+
+//
+// Block IO protocol
+//
+
+#define BLOCK_IO_PROTOCOL \
+    { 0x964e5b21, 0x6459, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+#define EFI_BLOCK_IO_INTERFACE_REVISION   0x00010000
+
+INTERFACE_DECL(_EFI_BLOCK_IO);
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_BLOCK_RESET) (
+    IN struct _EFI_BLOCK_IO     *This,
+    IN BOOLEAN                  ExtendedVerification
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_BLOCK_READ) (
+    IN struct _EFI_BLOCK_IO     *This,
+    IN UINT32                   MediaId,
+    IN EFI_LBA                  LBA,
+    IN UINTN                    BufferSize,
+    OUT VOID                    *Buffer
+    );
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_BLOCK_WRITE) (
+    IN struct _EFI_BLOCK_IO     *This,
+    IN UINT32                   MediaId,
+    IN EFI_LBA                  LBA,
+    IN UINTN                    BufferSize,
+    IN VOID                     *Buffer
+    );
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_BLOCK_FLUSH) (
+    IN struct _EFI_BLOCK_IO     *This
+    );
+
+
+
+typedef struct {
+    UINT32              MediaId;
+    BOOLEAN             RemovableMedia;
+    BOOLEAN             MediaPresent;
+
+    BOOLEAN             LogicalPartition;
+    BOOLEAN             ReadOnly;
+    BOOLEAN             WriteCaching;
+
+    UINT32              BlockSize;
+    UINT32              IoAlign;
+
+    EFI_LBA             LastBlock;
+} EFI_BLOCK_IO_MEDIA;
+
+typedef struct _EFI_BLOCK_IO {
+    UINT64                  Revision;
+
+    EFI_BLOCK_IO_MEDIA      *Media;
+
+    EFI_BLOCK_RESET         Reset;
+    EFI_BLOCK_READ          ReadBlocks;
+    EFI_BLOCK_WRITE         WriteBlocks;
+    EFI_BLOCK_FLUSH         FlushBlocks;
+
+} EFI_BLOCK_IO;
+
+
+
+//
+// Disk Block IO protocol
+//
+
+#define DISK_IO_PROTOCOL \
+    { 0xce345171, 0xba0b, 0x11d2,  {0x8e, 0x4f, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+#define EFI_DISK_IO_INTERFACE_REVISION   0x00010000
+
+INTERFACE_DECL(_EFI_DISK_IO);
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DISK_READ) (
+    IN struct _EFI_DISK_IO      *This,
+    IN UINT32                   MediaId,
+    IN UINT64                   Offset,
+    IN UINTN                    BufferSize,
+    OUT VOID                    *Buffer
+    );
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DISK_WRITE) (
+    IN struct _EFI_DISK_IO      *This,
+    IN UINT32                   MediaId,
+    IN UINT64                   Offset,
+    IN UINTN                    BufferSize,
+    IN VOID                     *Buffer
+    );
+
+
+typedef struct _EFI_DISK_IO {
+    UINT64              Revision;
+    EFI_DISK_READ       ReadDisk;
+    EFI_DISK_WRITE      WriteDisk;
+} EFI_DISK_IO;
+
+
+//
+// Simple file system protocol
+//
+
+#define SIMPLE_FILE_SYSTEM_PROTOCOL \
+    { 0x964e5b22, 0x6459, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+INTERFACE_DECL(_EFI_FILE_IO_INTERFACE);
+INTERFACE_DECL(_EFI_FILE_HANDLE);
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_VOLUME_OPEN) (
+    IN struct _EFI_FILE_IO_INTERFACE    *This,
+    OUT struct _EFI_FILE_HANDLE         **Root
+    );
+
+#define EFI_FILE_IO_INTERFACE_REVISION   0x00010000
+
+typedef struct _EFI_FILE_IO_INTERFACE {
+    UINT64                  Revision;
+    EFI_VOLUME_OPEN         OpenVolume;
+} EFI_FILE_IO_INTERFACE;
+
+//
+//
+//
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_OPEN) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    OUT struct _EFI_FILE_HANDLE **NewHandle,
+    IN CHAR16                   *FileName,
+    IN UINT64                   OpenMode,
+    IN UINT64                   Attributes
+    );
+
+// Open modes
+#define EFI_FILE_MODE_READ      0x0000000000000001
+#define EFI_FILE_MODE_WRITE     0x0000000000000002
+#define EFI_FILE_MODE_CREATE    0x8000000000000000
+
+// File attributes
+#define EFI_FILE_READ_ONLY      0x0000000000000001
+#define EFI_FILE_HIDDEN         0x0000000000000002
+#define EFI_FILE_SYSTEM         0x0000000000000004
+#define EFI_FILE_RESERVIED      0x0000000000000008
+#define EFI_FILE_DIRECTORY      0x0000000000000010
+#define EFI_FILE_ARCHIVE        0x0000000000000020
+#define EFI_FILE_VALID_ATTR     0x0000000000000037
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_CLOSE) (
+    IN struct _EFI_FILE_HANDLE  *File
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_DELETE) (
+    IN struct _EFI_FILE_HANDLE  *File
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_READ) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    IN OUT UINTN                *BufferSize,
+    OUT VOID                    *Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_WRITE) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    IN OUT UINTN                *BufferSize,
+    IN VOID                     *Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_SET_POSITION) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    IN UINT64                   Position
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_GET_POSITION) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    OUT UINT64                  *Position
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_GET_INFO) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    IN EFI_GUID                 *InformationType,
+    IN OUT UINTN                *BufferSize,
+    OUT VOID                    *Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_SET_INFO) (
+    IN struct _EFI_FILE_HANDLE  *File,
+    IN EFI_GUID                 *InformationType,
+    IN UINTN                    BufferSize,
+    IN VOID                     *Buffer
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FILE_FLUSH) (
+    IN struct _EFI_FILE_HANDLE  *File
+    );
+
+
+
+#define EFI_FILE_HANDLE_REVISION         0x00010000
+typedef struct _EFI_FILE_HANDLE {
+    UINT64                  Revision;
+    EFI_FILE_OPEN           Open;
+    EFI_FILE_CLOSE          Close;
+    EFI_FILE_DELETE         Delete;
+    EFI_FILE_READ           Read;
+    EFI_FILE_WRITE          Write;
+    EFI_FILE_GET_POSITION   GetPosition;
+    EFI_FILE_SET_POSITION   SetPosition;
+    EFI_FILE_GET_INFO       GetInfo;
+    EFI_FILE_SET_INFO       SetInfo;
+    EFI_FILE_FLUSH          Flush;
+} EFI_FILE, *EFI_FILE_HANDLE;
+
+
+//
+// File information types
+//
+
+#define EFI_FILE_INFO_ID   \
+    { 0x9576e92, 0x6d3f, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+typedef struct {
+    UINT64                  Size;
+    UINT64                  FileSize;
+    UINT64                  PhysicalSize;
+    EFI_TIME                CreateTime;
+    EFI_TIME                LastAccessTime;
+    EFI_TIME                ModificationTime;
+    UINT64                  Attribute;
+    CHAR16                  FileName[1];
+} EFI_FILE_INFO;
+
+//
+// The FileName field of the EFI_FILE_INFO data structure is variable length.
+// Whenever code needs to know the size of the EFI_FILE_INFO data structure, it needs to
+// be the size of the data structure without the FileName field.  The following macro 
+// computes this size correctly no matter how big the FileName array is declared.
+// This is required to make the EFI_FILE_INFO data structure ANSI compilant. 
+//
+
+#define SIZE_OF_EFI_FILE_INFO EFI_FIELD_OFFSET(EFI_FILE_INFO,FileName)
+
+#define EFI_FILE_SYSTEM_INFO_ID    \
+    { 0x9576e93, 0x6d3f, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+typedef struct {
+    UINT64                  Size;
+    BOOLEAN                 ReadOnly;
+    UINT64                  VolumeSize;
+    UINT64                  FreeSpace;
+    UINT32                  BlockSize;
+    CHAR16                  VolumeLabel[1];
+} EFI_FILE_SYSTEM_INFO;
+
+//
+// The VolumeLabel field of the EFI_FILE_SYSTEM_INFO data structure is variable length.
+// Whenever code needs to know the size of the EFI_FILE_SYSTEM_INFO data structure, it needs
+// to be the size of the data structure without the VolumeLable field.  The following macro 
+// computes this size correctly no matter how big the VolumeLable array is declared.
+// This is required to make the EFI_FILE_SYSTEM_INFO data structure ANSI compilant. 
+//
+
+#define SIZE_OF_EFI_FILE_SYSTEM_INFO EFI_FIELD_OFFSET(EFI_FILE_SYSTEM_INFO,VolumeLabel)
+
+#define EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID    \
+    { 0xDB47D7D3,0xFE81, 0x11d3, {0x9A, 0x35, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0x4D} }
+
+typedef struct {
+    CHAR16                  VolumeLabel[1];
+} EFI_FILE_SYSTEM_VOLUME_LABEL_INFO;
+
+#define SIZE_OF_EFI_FILE_SYSTEM_VOLUME_LABEL_INFO EFI_FIELD_OFFSET(EFI_FILE_SYSTEM_VOLUME_LABEL_INFO,VolumeLabel)
+
+//
+// Load file protocol
+//
+
+
+#define LOAD_FILE_PROTOCOL \
+    { 0x56EC3091, 0x954C, 0x11d2, {0x8E, 0x3F, 0x00, 0xA0, 0xC9, 0x69, 0x72, 0x3B} }
+
+INTERFACE_DECL(_EFI_LOAD_FILE_INTERFACE);
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_LOAD_FILE) (
+    IN struct _EFI_LOAD_FILE_INTERFACE  *This,
+    IN EFI_DEVICE_PATH                  *FilePath,
+    IN BOOLEAN                          BootPolicy,
+    IN OUT UINTN                        *BufferSize,
+    IN VOID                             *Buffer OPTIONAL
+    );
+
+typedef struct _EFI_LOAD_FILE_INTERFACE {
+    EFI_LOAD_FILE                       LoadFile;
+} EFI_LOAD_FILE_INTERFACE;
+
+
+//
+// Device IO protocol
+//
+
+#define DEVICE_IO_PROTOCOL \
+    { 0xaf6ac311, 0x84c3, 0x11d2, {0x8e, 0x3c, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b} }
+
+INTERFACE_DECL(_EFI_DEVICE_IO_INTERFACE);
+
+typedef enum {
+    IO_UINT8,
+    IO_UINT16,
+    IO_UINT32,
+    IO_UINT64,
+//
+// Specification Change: Copy from MMIO to MMIO vs. MMIO to buffer, buffer to MMIO
+//
+    MMIO_COPY_UINT8,
+    MMIO_COPY_UINT16,
+    MMIO_COPY_UINT32,
+    MMIO_COPY_UINT64
+} EFI_IO_WIDTH;
+
+#define EFI_PCI_ADDRESS(_bus,_dev,_func) \
+    ( (UINT64) ( (((UINTN)_bus) << 24) + (((UINTN)_dev) << 16) + (((UINTN)_func) << 8) ) )
+
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DEVICE_IO) (
+    IN struct _EFI_DEVICE_IO_INTERFACE *This,
+    IN EFI_IO_WIDTH                 Width,
+    IN UINT64                       Address,
+    IN UINTN                        Count,
+    IN OUT VOID                     *Buffer
+    );
+
+typedef struct {
+    EFI_DEVICE_IO                   Read;
+    EFI_DEVICE_IO                   Write;
+} EFI_IO_ACCESS;
+
+typedef 
+EFI_STATUS
+(EFIAPI *EFI_PCI_DEVICE_PATH) (
+    IN struct _EFI_DEVICE_IO_INTERFACE  *This,
+    IN UINT64                           Address,
+    IN OUT EFI_DEVICE_PATH              **PciDevicePath
+    );
+
+typedef enum {
+    EfiBusMasterRead,
+    EfiBusMasterWrite,
+    EfiBusMasterCommonBuffer
+} EFI_IO_OPERATION_TYPE;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IO_MAP) (
+    IN struct _EFI_DEVICE_IO_INTERFACE  *This,
+    IN EFI_IO_OPERATION_TYPE            Operation,
+    IN EFI_PHYSICAL_ADDRESS             *HostAddress,
+    IN OUT UINTN                        *NumberOfBytes,
+    OUT EFI_PHYSICAL_ADDRESS            *DeviceAddress,
+    OUT VOID                            **Mapping
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IO_UNMAP) (
+    IN struct _EFI_DEVICE_IO_INTERFACE  *This,
+    IN VOID                             *Mapping
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IO_ALLOCATE_BUFFER) (
+    IN struct _EFI_DEVICE_IO_INTERFACE  *This,
+    IN EFI_ALLOCATE_TYPE                Type,
+    IN EFI_MEMORY_TYPE                  MemoryType,
+    IN UINTN                            Pages,
+    IN OUT EFI_PHYSICAL_ADDRESS         *HostAddress
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IO_FLUSH) (
+    IN struct _EFI_DEVICE_IO_INTERFACE  *This
+    );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IO_FREE_BUFFER) (
+    IN struct _EFI_DEVICE_IO_INTERFACE  *This,
+    IN UINTN                            Pages,
+    IN EFI_PHYSICAL_ADDRESS             HostAddress
+    );
+
+typedef struct _EFI_DEVICE_IO_INTERFACE {
+    EFI_IO_ACCESS                       Mem;
+    EFI_IO_ACCESS                       Io;
+    EFI_IO_ACCESS                       Pci;
+    EFI_IO_MAP                          Map;
+    EFI_PCI_DEVICE_PATH                 PciDevicePath;
+    EFI_IO_UNMAP                        Unmap;
+    EFI_IO_ALLOCATE_BUFFER              AllocateBuffer;
+    EFI_IO_FLUSH                        Flush;
+    EFI_IO_FREE_BUFFER                  FreeBuffer;
+} EFI_DEVICE_IO_INTERFACE;
+
+
+//
+// Unicode Collation protocol
+//
+
+#define UNICODE_COLLATION_PROTOCOL \
+    { 0x1d85cd7f, 0xf43d, 0x11d2, {0x9a, 0xc,  0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} }
+
+#define UNICODE_BYTE_ORDER_MARK       (CHAR16)(0xfeff)
+
+INTERFACE_DECL(_EFI_UNICODE_COLLATION_INTERFACE);
+
+typedef
+INTN
+(EFIAPI *EFI_UNICODE_STRICOLL) (
+    IN struct _EFI_UNICODE_COLLATION_INTERFACE  *This,
+    IN CHAR16                         *s1,
+    IN CHAR16                         *s2
+    );
+
+typedef
+BOOLEAN
+(EFIAPI *EFI_UNICODE_METAIMATCH) (
+    IN struct _EFI_UNICODE_COLLATION_INTERFACE  *This,
+    IN CHAR16                         *String,
+    IN CHAR16                         *Pattern
+    );
+
+typedef
+VOID
+(EFIAPI *EFI_UNICODE_STRLWR) (
+    IN struct _EFI_UNICODE_COLLATION_INTERFACE  *This,
+    IN OUT CHAR16                       *Str
+    );
+
+typedef
+VOID
+(EFIAPI *EFI_UNICODE_STRUPR) (
+    IN struct _EFI_UNICODE_COLLATION_INTERFACE  *This,
+    IN OUT CHAR16                       *Str
+    );
+
+typedef
+VOID
+(EFIAPI *EFI_UNICODE_FATTOSTR) (
+    IN struct _EFI_UNICODE_COLLATION_INTERFACE  *This,
+    IN UINTN                            FatSize,
+    IN CHAR8                            *Fat,
+    OUT CHAR16                          *String
+    );
+
+typedef
+BOOLEAN
+(EFIAPI *EFI_UNICODE_STRTOFAT) (
+    IN struct _EFI_UNICODE_COLLATION_INTERFACE  *This,
+    IN CHAR16                           *String,
+    IN UINTN                            FatSize,
+    OUT CHAR8                           *Fat
+    );
+
+
+typedef struct _EFI_UNICODE_COLLATION_INTERFACE {
+
+    // general
+    EFI_UNICODE_STRICOLL                StriColl;
+    EFI_UNICODE_METAIMATCH              MetaiMatch;
+    EFI_UNICODE_STRLWR                  StrLwr;
+    EFI_UNICODE_STRUPR                  StrUpr;
+
+    // for supporting fat volumes
+    EFI_UNICODE_FATTOSTR                FatToStr;
+    EFI_UNICODE_STRTOFAT                StrToFat;
+
+    CHAR8                               *SupportedLanguages;
+} EFI_UNICODE_COLLATION_INTERFACE;
+
+/* Graphics output protocol */
+#define EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID \
+  { \
+    0x9042a9de, 0x23dc, 0x4a38, {0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a } \
+  }
+
+typedef struct _EFI_GRAPHICS_OUTPUT_PROTOCOL EFI_GRAPHICS_OUTPUT_PROTOCOL;
+
+typedef struct {
+  UINT32            RedMask;
+  UINT32            GreenMask;
+  UINT32            BlueMask;
+  UINT32            ReservedMask;
+} EFI_PIXEL_BITMASK;
+
+typedef enum {
+  PixelRedGreenBlueReserved8BitPerColor,
+  PixelBlueGreenRedReserved8BitPerColor,
+  PixelBitMask,
+  PixelBltOnly,
+  PixelFormatMax
+} EFI_GRAPHICS_PIXEL_FORMAT;
+
+typedef struct {
+  UINT32                     Version;
+  UINT32                     HorizontalResolution;
+  UINT32                     VerticalResolution;
+  EFI_GRAPHICS_PIXEL_FORMAT  PixelFormat;
+  EFI_PIXEL_BITMASK          PixelInformation;
+  UINT32                     PixelsPerScanLine;
+} EFI_GRAPHICS_OUTPUT_MODE_INFORMATION;
+
+/**
+  Return the current video mode information.
+
+  @param  This       Protocol instance pointer.
+  @param  ModeNumber The mode number to return information on.
+  @param  SizeOfInfo A pointer to the size, in bytes, of the Info buffer.
+  @param  Info       A pointer to callee allocated buffer that returns information about ModeNumber.
+
+  @retval EFI_SUCCESS           Mode information returned.
+  @retval EFI_BUFFER_TOO_SMALL  The Info buffer was too small.
+  @retval EFI_DEVICE_ERROR      A hardware error occurred trying to retrieve the video mode.
+  @retval EFI_NOT_STARTED       Video display is not initialized. Call SetMode ()
+  @retval EFI_INVALID_PARAMETER One of the input args was NULL.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GRAPHICS_OUTPUT_PROTOCOL_QUERY_MODE) (
+  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL          *This,
+  IN  UINT32                                ModeNumber,
+  OUT UINTN                                 *SizeOfInfo,
+  OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION  **Info
+  )
+;
+
+/**
+  Return the current video mode information.
+
+  @param  This              Protocol instance pointer.
+  @param  ModeNumber        The mode number to be set.
+
+  @retval EFI_SUCCESS       Graphics mode was changed.
+  @retval EFI_DEVICE_ERROR  The device had an error and could not complete the request.
+  @retval EFI_UNSUPPORTED   ModeNumber is not supported by this device.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GRAPHICS_OUTPUT_PROTOCOL_SET_MODE) (
+  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
+  IN  UINT32                       ModeNumber
+  )
+;
+
+typedef struct {
+  UINT8 Blue;
+  UINT8 Green;
+  UINT8 Red;
+  UINT8 Reserved;
+} EFI_GRAPHICS_OUTPUT_BLT_PIXEL;
+
+typedef union {
+  EFI_GRAPHICS_OUTPUT_BLT_PIXEL Pixel;
+  UINT32                        Raw;
+} EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION;
+
+typedef enum {
+  EfiBltVideoFill,
+  EfiBltVideoToBltBuffer,
+  EfiBltBufferToVideo, 
+  EfiBltVideoToVideo,
+  EfiGraphicsOutputBltOperationMax
+} EFI_GRAPHICS_OUTPUT_BLT_OPERATION;
+
+/**
+  The following table defines actions for BltOperations:
+
+  <B>EfiBltVideoFill</B> - Write data from the  BltBuffer pixel (SourceX, SourceY) 
+  directly to every pixel of the video display rectangle 
+  (DestinationX, DestinationY) (DestinationX + Width, DestinationY + Height). 
+  Only one pixel will be used from the BltBuffer. Delta is NOT used.
+
+  <B>EfiBltVideoToBltBuffer</B> - Read data from the video display rectangle 
+  (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in 
+  the BltBuffer rectangle (DestinationX, DestinationY ) 
+  (DestinationX + Width, DestinationY + Height). If DestinationX or 
+  DestinationY is not zero then Delta must be set to the length in bytes 
+  of a row in the BltBuffer.
+
+  <B>EfiBltBufferToVideo</B> - Write data from the  BltBuffer rectangle 
+  (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the 
+  video display rectangle (DestinationX, DestinationY) 
+  (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is 
+  not zero then Delta must be set to the length in bytes of a row in the 
+  BltBuffer.
+
+  <B>EfiBltVideoToVideo</B> - Copy from the video display rectangle (SourceX, SourceY)
+  (SourceX + Width, SourceY + Height) .to the video display rectangle 
+  (DestinationX, DestinationY) (DestinationX + Width, DestinationY + Height). 
+  The BltBuffer and Delta  are not used in this mode.
+
+  @param  This         Protocol instance pointer.
+  @param  BltBuffer    Buffer containing data to blit into video buffer. This
+                       buffer has a size of Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
+  @param  BltOperation Operation to perform on BlitBuffer and video memory
+  @param  SourceX      X coordinate of source for the BltBuffer.
+  @param  SourceY      Y coordinate of source for the BltBuffer.
+  @param  DestinationX X coordinate of destination for the BltBuffer.
+  @param  DestinationY Y coordinate of destination for the BltBuffer.
+  @param  Width        Width of rectangle in BltBuffer in pixels.
+  @param  Height       Hight of rectangle in BltBuffer in pixels.
+  @param  Delta        OPTIONAL
+
+  @retval EFI_SUCCESS           The Blt operation completed.
+  @retval EFI_INVALID_PARAMETER BltOperation is not valid.
+  @retval EFI_DEVICE_ERROR      A hardware error occured writting to the video buffer.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_GRAPHICS_OUTPUT_PROTOCOL_BLT) (
+  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL            *This,
+  IN  EFI_GRAPHICS_OUTPUT_BLT_PIXEL           *BltBuffer,   OPTIONAL
+  IN  EFI_GRAPHICS_OUTPUT_BLT_OPERATION       BltOperation,
+  IN  UINTN                                   SourceX,
+  IN  UINTN                                   SourceY,
+  IN  UINTN                                   DestinationX,
+  IN  UINTN                                   DestinationY,
+  IN  UINTN                                   Width,
+  IN  UINTN                                   Height,
+  IN  UINTN                                   Delta         OPTIONAL
+  );
+
+typedef struct {
+  UINT32                                 MaxMode;
+  UINT32                                 Mode;
+  EFI_GRAPHICS_OUTPUT_MODE_INFORMATION   *Info;
+  UINTN                                  SizeOfInfo;
+  EFI_PHYSICAL_ADDRESS                   FrameBufferBase;
+  UINTN                                  FrameBufferSize;
+} EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE;
+
+struct _EFI_GRAPHICS_OUTPUT_PROTOCOL {
+  EFI_GRAPHICS_OUTPUT_PROTOCOL_QUERY_MODE  QueryMode;
+  EFI_GRAPHICS_OUTPUT_PROTOCOL_SET_MODE    SetMode;
+  EFI_GRAPHICS_OUTPUT_PROTOCOL_BLT         Blt;
+  EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE        *Mode;
+};
+#endif
+