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/*++
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:
WinNtUga.h
Abstract:
Private data for the Uga driver that is bound to the WinNt Thunk protocol
--*/
#ifndef _WIN_NT_UGA_H_
#define _WIN_NT_UGA_H_
#define MAX_Q 256
typedef struct {
UINTN Front;
UINTN Rear;
UINTN Count;
EFI_INPUT_KEY Q[MAX_Q];
} UGA_QUEUE_FIXED;
#define WIN_NT_UGA_CLASS_NAME L"WinNtUgaWindow"
#define UGA_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('S', 'g', 'o', 'N')
typedef struct {
UINT64 Signature;
EFI_HANDLE Handle;
EFI_UGA_DRAW_PROTOCOL UgaDraw;
EFI_SIMPLE_TEXT_IN_PROTOCOL SimpleTextIn;
EFI_WIN_NT_THUNK_PROTOCOL *WinNtThunk;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
//
// UGA Private Data for GetMode ()
//
UINT32 HorizontalResolution;
UINT32 VerticalResolution;
UINT32 ColorDepth;
UINT32 RefreshRate;
//
// UGA 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_UGA_PIXEL *FillLine;
//
// Keyboard Queue used by Simple Text In. WinProc thread adds, and main
// thread removes.
//
CRITICAL_SECTION QCriticalSection;
UGA_QUEUE_FIXED Queue;
} UGA_PRIVATE_DATA;
#define UGA_DRAW_PRIVATE_DATA_FROM_THIS(a) \
CR(a, UGA_PRIVATE_DATA, UgaDraw, UGA_PRIVATE_DATA_SIGNATURE)
#define UGA_PRIVATE_DATA_FROM_TEXT_IN_THIS(a) \
CR(a, UGA_PRIVATE_DATA, SimpleTextIn, UGA_PRIVATE_DATA_SIGNATURE)
//
// Global Protocol Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gWinNtUgaDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gWinNtUgaComponentName;
//
// Uga Hardware abstraction internal worker functions
//
EFI_STATUS
WinNtUgaSupported (
IN EFI_WIN_NT_IO_PROTOCOL *WinNtIo
)
/*++
Routine Description:
TODO: Add function description
Arguments:
WinNtIo - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
WinNtUgaConstructor (
IN UGA_PRIVATE_DATA *Private
)
/*++
Routine Description:
TODO: Add function description
Arguments:
Private - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
WinNtUgaDestructor (
IN UGA_PRIVATE_DATA *Private
)
/*++
Routine Description:
TODO: Add function description
Arguments:
Private - TODO: add argument description
Returns:
TODO: add return values
--*/
;
//
// EFI 1.1 driver model prototypes for Win NT UGA
//
EFI_STATUS
EFIAPI
WinNtUgaInitialize (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
TODO: Add function description
Arguments:
ImageHandle - TODO: add argument description
SystemTable - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtUgaDriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Handle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
Handle - TODO: add argument description
RemainingDevicePath - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtUgaDriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Handle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
Handle - TODO: add argument description
RemainingDevicePath - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
EFIAPI
WinNtUgaDriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Handle,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
)
/*++
Routine Description:
TODO: Add function description
Arguments:
This - TODO: add argument description
Handle - TODO: add argument description
NumberOfChildren - TODO: add argument description
ChildHandleBuffer - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
UgaPrivateAddQ (
IN UGA_PRIVATE_DATA *Private,
IN EFI_INPUT_KEY Key
)
/*++
Routine Description:
TODO: Add function description
Arguments:
Private - TODO: add argument description
Key - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
WinNtUgaInitializeSimpleTextInForWindow (
IN UGA_PRIVATE_DATA *Private
)
/*++
Routine Description:
TODO: Add function description
Arguments:
Private - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
WinNtUgaDestroySimpleTextInForWindow (
IN UGA_PRIVATE_DATA *Private
)
/*++
Routine Description:
TODO: Add function description
Arguments:
Private - TODO: add argument description
Returns:
TODO: add return values
--*/
;
UINTN
Atoi (
IN CHAR16 *String
)
/*++
Routine Description:
TODO: Add function description
Arguments:
String - TODO: add argument description
Returns:
TODO: add return values
--*/
;
#endif
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