mirror of https://github.com/acidanthera/audk.git
381 lines
7.5 KiB
C
381 lines
7.5 KiB
C
/**@file
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _VGA_CLASS_H
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#define _VGA_CLASS_H
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#include <PiDxe.h>
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#include <FrameworkDxe.h>
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#include <Protocol/SimpleTextIn.h>
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#include <Protocol/SimpleTextOut.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/VgaMiniPort.h>
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#include <Protocol/DevicePath.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/BaseLib.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/ReportStatusCodeLib.h>
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#include <IndustryStandard/Pci22.h>
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#include "ComponentName.h"
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#include <Protocol/VgaMiniPort.h>
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//
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// VGA specific registers
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//
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#define CRTC_CURSOR_START 0xA
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#define CRTC_CURSOR_END 0xB
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#define CRTC_CURSOR_LOCATION_HIGH 0xE
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#define CRTC_CURSOR_LOCATION_LOW 0xF
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#define EFI_MAX_ATTRIBUTE 0x7f
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//
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// VGA Class Device Structure
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//
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#define VGA_CLASS_DEV_SIGNATURE EFI_SIGNATURE_32 ('V', 'G', 'A', 'C')
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typedef struct {
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UINTN Signature;
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EFI_HANDLE Handle;
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EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SimpleTextOut;
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EFI_SIMPLE_TEXT_OUTPUT_MODE SimpleTextOutputMode;
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EFI_VGA_MINI_PORT_PROTOCOL *VgaMiniPort;
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EFI_PCI_IO_PROTOCOL *PciIo;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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} VGA_CLASS_DEV;
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#define VGA_CLASS_DEV_FROM_THIS(a) CR (a, VGA_CLASS_DEV, SimpleTextOut, VGA_CLASS_DEV_SIGNATURE)
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//
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// Global Variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL gVgaClassDriverBinding;
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//
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// Driver Binding Protocol functions
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//
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EFI_STATUS
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EFIAPI
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VgaClassDriverBindingSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Controller - GC_TODO: add argument description
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RemainingDevicePath - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassDriverBindingStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Controller - GC_TODO: add argument description
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RemainingDevicePath - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassDriverBindingStop (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Controller - GC_TODO: add argument description
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NumberOfChildren - GC_TODO: add argument description
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ChildHandleBuffer - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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//
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// Simple Text Output Protocol functions
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//
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EFI_STATUS
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EFIAPI
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VgaClassReset (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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ExtendedVerification - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassOutputString (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN CHAR16 *WString
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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WString - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassTestString (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN CHAR16 *WString
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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WString - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassClearScreen (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassSetAttribute (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN Attribute
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Attribute - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassSetCursorPosition (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN Column,
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IN UINTN Row
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Column - GC_TODO: add argument description
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Row - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassEnableCursor (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN BOOLEAN Visible
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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Visible - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassQueryMode (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN ModeNumber,
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OUT UINTN *Columns,
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OUT UINTN *Rows
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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ModeNumber - GC_TODO: add argument description
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Columns - GC_TODO: add argument description
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Rows - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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EFI_STATUS
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EFIAPI
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VgaClassSetMode (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN ModeNumber
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)
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/**
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Routine Description:
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GC_TODO: Add function description
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Arguments:
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This - GC_TODO: add argument description
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ModeNumber - GC_TODO: add argument description
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Returns:
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GC_TODO: add return values
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**/
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;
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#endif
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