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/*++ @file
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2010,Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __UGA_H_
#define __UGA_H_
#include <PiDxe.h>
#include <Protocol/GraphicsOutput.h>
#include <Protocol/SimpleTextIn.h>
#include <Protocol/SimpleTextInEx.h>
#include <Protocol/SimplePointer.h>
#include <Protocol/EmuIoThunk.h>
#include <Protocol/EmuGraphicsWindow.h>
#include <Guid/EventGroup.h>
#include <Library/DebugLib.h>
#include <Library/BaseLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/KeyMapLib.h>
#define MAX_Q 256
typedef struct {
UINTN Front;
UINTN Rear;
UINTN Count;
EFI_INPUT_KEY Q[MAX_Q];
} GOP_QUEUE_FIXED;
#define EMU_GOP_SIMPLE_TEXTIN_EX_NOTIFY_SIGNATURE SIGNATURE_32 ('U', 'g', 'S', 'n')
typedef struct _EMU_GOP_SIMPLE_TEXTIN_EX_NOTIFY {
UINTN Signature;
EFI_HANDLE NotifyHandle;
EFI_KEY_DATA KeyData;
EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;
EFI_EVENT Event;
LIST_ENTRY NotifyEntry;
} EMU_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;
extern EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gEmuGopComponentName;
#define EMU_UGA_CLASS_NAME L"EmuGopWindow"
#define GOP_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('G', 'o', 'p', 'N')
typedef struct {
UINT64 Signature;
EFI_HANDLE Handle;
EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput;
EFI_SIMPLE_TEXT_INPUT_PROTOCOL SimpleTextIn;
EFI_SIMPLE_POINTER_PROTOCOL SimplePointer;
EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
EMU_GRAPHICS_WINDOW_PROTOCOL *EmuGraphicsWindow;
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
EFI_SIMPLE_POINTER_MODE PointerMode;
//
// GOP Private Data for QueryMode ()
//
GOP_MODE_DATA *ModeData;
//
// UGA Private Data knowing when to start hardware
//
BOOLEAN HardwareNeedsStarting;
CHAR16 *WindowName;
GOP_QUEUE_FIXED Queue;
EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL SimpleTextInEx;
EFI_KEY_STATE KeyState;
LIST_ENTRY NotifyList;
} 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)
#define GOP_PRIVATE_DATA_FROM_POINTER_MODE_THIS(a) \
CR(a, GOP_PRIVATE_DATA, SimplePointer, GOP_PRIVATE_DATA_SIGNATURE)
//
// Global Protocol Variables
//
extern EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gEmuGopComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gEmuGopComponentName2;
//
// Gop Hardware abstraction internal worker functions
//
EFI_STATUS
EmuGopSupported (
IN EMU_IO_THUNK_PROTOCOL *EmuIoThunk
);
EFI_STATUS
EmuGopConstructor (
IN GOP_PRIVATE_DATA *Private
);
EFI_STATUS
EmuGopDestructor (
IN GOP_PRIVATE_DATA *Private
);
EFI_STATUS
GopPrivateAddQ (
IN GOP_PRIVATE_DATA *Private,
IN EFI_INPUT_KEY Key
);
EFI_STATUS
EmuGopInitializeSimpleTextInForWindow (
IN GOP_PRIVATE_DATA *Private
);
EFI_STATUS
EmuGopInitializeSimplePointerForWindow (
IN GOP_PRIVATE_DATA *Private
);
EFI_STATUS
EmuGopStartWindow (
IN GOP_PRIVATE_DATA *Private,
IN UINT32 HorizontalResolution,
IN UINT32 VerticalResolution,
IN UINT32 ColorDepth,
IN UINT32 RefreshRate
);
VOID
EFIAPI
ShutdownGopEvent (
IN EFI_EVENT Event,
IN VOID *Context
);
VOID
EFIAPI
GopPrivateMakeCallbackFunction (
IN VOID *Context,
IN EFI_KEY_DATA *KeyData
);
VOID
EFIAPI
GopPrivateBreakCallbackFunction (
IN VOID *Context,
IN EFI_KEY_DATA *KeyData
);
#endif
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