audk/Nt32Pkg/WinNtGopDxe/WinNtGop.h

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/** @file
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
WinNtGop.h
Abstract:
Private data for the Gop driver that is bound to the WinNt Thunk protocol
**/
#ifndef _WIN_NT_GOP_H_
#define _WIN_NT_GOP_H_
#include <Uefi.h>
#include <WinNtDxe.h>
#include <Guid/EventGroup.h>
#include <Protocol/WinNtIo.h>
#include <Protocol/ComponentName.h>
#include <Protocol/SimpleTextIn.h>
#include <Protocol/SimpleTextInEx.h>
#include <Protocol/DriverBinding.h>
#include <Protocol/GraphicsOutput.h>
#include <Library/DebugLib.h>
#include <Library/BaseLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/MemoryAllocationLib.h>
//
// WM_SYSKEYDOWN/WM_SYSKEYUP Notification
// lParam
// bit 24: Specifies whether the key is an extended key,
// such as the right-hand ALT and CTRL keys that appear on
// an enhanced 101- or 102-key keyboard.
// The value is 1 if it is an extended key; otherwise, it is 0.
// bit 29:Specifies the context code.
// The value is 1 if the ALT key is down while the key is pressed/released;
// it is 0 if the WM_SYSKEYDOWN message is posted to the active window
// because no window has the keyboard focus.
#define GOP_EXTENDED_KEY (0x1 << 24)
#define GOP_ALT_KEY_PRESSED (0x1 << 29)
#define MAX_Q 256
typedef struct {
UINTN Front;
UINTN Rear;
UINTN Count;
EFI_INPUT_KEY Q[MAX_Q];
} GOP_QUEUE_FIXED;
#define WIN_NT_GOP_CLASS_NAME L"WinNtGopWindow"
#define GOP_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('S', 'g', 'o', 'N')
#define WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY_SIGNATURE EFI_SIGNATURE_32 ('W', 'g', 'S', 'n')
typedef struct _WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY {
UINTN Signature;
EFI_HANDLE NotifyHandle;
EFI_KEY_DATA KeyData;
EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;
LIST_ENTRY NotifyEntry;
} WIN_NT_GOP_SIMPLE_TEXTIN_EX_NOTIFY;
#define GRAPHICS_OUTPUT_INVALIDE_MODE_NUMBER 0xffff
typedef struct {
UINT32 HorizontalResolution;
UINT32 VerticalResolution;
UINT32 ColorDepth;
UINT32 RefreshRate;
} GOP_MODE_DATA;
typedef struct {
UINT64 Signature;
EFI_HANDLE Handle;
EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput;
EFI_SIMPLE_TEXT_INPUT_PROTOCOL SimpleTextIn;
EFI_WIN_NT_THUNK_PROTOCOL *WinNtThunk;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
//
// GOP Private Data for QueryMode ()
//
GOP_MODE_DATA *ModeData;
//
// GOP Private Data knowing when to start hardware
//
BOOLEAN HardwareNeedsStarting;
CHAR16 *WindowName;
CHAR16 Buffer[160];
HANDLE ThreadInited; // Semaphore
HANDLE ThreadHandle; // Thread
DWORD ThreadId;
HWND WindowHandle;
WNDCLASSEX WindowsClass;
//
// This screen is used to redraw the scree when windows events happen. It's
// updated in the main thread and displayed in the windows thread.
//
BITMAPV4HEADER *VirtualScreenInfo;
RGBQUAD *VirtualScreen;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *FillLine;
//
// Keyboard Queue used by Simple Text In. WinProc thread adds, and main
// thread removes.
//
CRITICAL_SECTION QCriticalSection;
GOP_QUEUE_FIXED Queue;
EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL SimpleTextInEx;
EFI_KEY_STATE KeyState;
LIST_ENTRY NotifyList;
BOOLEAN LeftShift;
BOOLEAN RightShift;
BOOLEAN LeftAlt;
BOOLEAN RightAlt;
BOOLEAN LeftCtrl;
BOOLEAN RightCtrl;
BOOLEAN LeftLogo;
BOOLEAN RightLogo;
BOOLEAN Menu;
BOOLEAN SysReq;
BOOLEAN NumLock;
BOOLEAN ScrollLock;
BOOLEAN CapsLock;
} GOP_PRIVATE_DATA;
#define GOP_PRIVATE_DATA_FROM_THIS(a) \
CR(a, GOP_PRIVATE_DATA, GraphicsOutput, GOP_PRIVATE_DATA_SIGNATURE)
#define GOP_PRIVATE_DATA_FROM_TEXT_IN_THIS(a) \
CR(a, GOP_PRIVATE_DATA, SimpleTextIn, GOP_PRIVATE_DATA_SIGNATURE)
#define GOP_PRIVATE_DATA_FROM_TEXT_IN_EX_THIS(a) \
CR(a, GOP_PRIVATE_DATA, SimpleTextInEx, GOP_PRIVATE_DATA_SIGNATURE)
//
// Global Protocol Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gWinNtGopDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gWinNtGopComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gWinNtGopComponentName2;
extern EFI_GUID gSimpleTextInExNotifyGuid;
//
// Gop Hardware abstraction internal worker functions
//
/**
TODO: Add function description
@param WinNtIo TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
WinNtGopSupported (
IN EFI_WIN_NT_IO_PROTOCOL *WinNtIo
)
;
/**
TODO: Add function description
@param Private TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
WinNtGopConstructor (
IN GOP_PRIVATE_DATA *Private
)
;
/**
TODO: Add function description
@param Private TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
WinNtGopDestructor (
IN GOP_PRIVATE_DATA *Private
)
;
//
// UEFI 2.0 driver model prototypes for Win NT GOP
//
/**
TODO: Add function description
@param ImageHandle TODO: add argument description
@param SystemTable TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
EFIAPI
WinNtGopInitialize (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
;
/**
TODO: Add function description
@param This TODO: add argument description
@param Handle TODO: add argument description
@param RemainingDevicePath TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
EFIAPI
WinNtGopDriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Handle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
;
/**
TODO: Add function description
@param This TODO: add argument description
@param Handle TODO: add argument description
@param RemainingDevicePath TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
EFIAPI
WinNtGopDriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Handle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
;
/**
TODO: Add function description
@param This TODO: add argument description
@param Handle TODO: add argument description
@param NumberOfChildren TODO: add argument description
@param ChildHandleBuffer TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
EFIAPI
WinNtGopDriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Handle,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
)
;
/**
TODO: Add function description
@param Private TODO: add argument description
@param Key TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
GopPrivateAddQ (
IN GOP_PRIVATE_DATA *Private,
IN EFI_INPUT_KEY Key
)
;
/**
TODO: Add function description
@param Private TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
WinNtGopInitializeSimpleTextInForWindow (
IN GOP_PRIVATE_DATA *Private
)
;
/**
TODO: Add function description
@param Private TODO: add argument description
@return TODO: add return values
**/
EFI_STATUS
WinNtGopDestroySimpleTextInForWindow (
IN GOP_PRIVATE_DATA *Private
)
;
#endif