Added these drivers: * LegacyBiosDxe * BlockIoDxe * KeyboardDxe * Snp16Dxe * VideoDxe Signed-off-by: jljusten Reviewed-by: mdkinney Reviewed-by: geekboy15a git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11905 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			533 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			533 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions
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of the BSD License which accompanies this distribution.  The
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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 _BIOS_GRAPHICS_OUTPUT_H_
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#define _BIOS_GRAPHICS_OUTPUT_H_
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#include <FrameworkDxe.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/EdidActive.h>
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#include <Protocol/DevicePath.h>
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#include <Protocol/EdidDiscovered.h>
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#include <Protocol/LegacyBios.h>
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#include <Protocol/VgaMiniPort.h>
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#include <Protocol/GraphicsOutput.h>
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#include <Protocol/EdidOverride.h>
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#include <Guid/StatusCodeDataTypeId.h>
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#include <Guid/LegacyBios.h>
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#include <Guid/EventGroup.h>
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#include <Library/PcdLib.h>
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#include <Library/DebugLib.h>
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#include <Library/ReportStatusCodeLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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#include <Library/DevicePathLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <IndustryStandard/Pci.h>
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#include "VesaBiosExtensions.h"
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//
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// Packed format support: The number of bits reserved for each of the colors and the actual
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// position of RGB in the frame buffer is specified in the VBE Mode information
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//
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typedef struct {
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  UINT8 Position; // Position of the color
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  UINT8 Mask;     // The number of bits expressed as a mask
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} BIOS_VIDEO_COLOR_PLACEMENT;
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//
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// BIOS Graphics Output Graphical Mode Data
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//
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typedef struct {
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  UINT16                      VbeModeNumber;
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  UINT16                      BytesPerScanLine;
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  VOID                        *LinearFrameBuffer;
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  UINTN                       FrameBufferSize;
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  UINT32                      HorizontalResolution;
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  UINT32                      VerticalResolution;
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  UINT32                      ColorDepth;
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  UINT32                      RefreshRate;
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  UINT32                      BitsPerPixel;
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  BIOS_VIDEO_COLOR_PLACEMENT  Red;
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  BIOS_VIDEO_COLOR_PLACEMENT  Green;
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  BIOS_VIDEO_COLOR_PLACEMENT  Blue;
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  BIOS_VIDEO_COLOR_PLACEMENT  Reserved;
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  EFI_GRAPHICS_PIXEL_FORMAT   PixelFormat;
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  EFI_PIXEL_BITMASK           PixelBitMask;
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} BIOS_VIDEO_MODE_DATA;
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//
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// BIOS video child handle private data Structure
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//
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#define BIOS_VIDEO_DEV_SIGNATURE    SIGNATURE_32 ('B', 'V', 'M', 'p')
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typedef struct {
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  UINTN                                       Signature;
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  EFI_HANDLE                                  Handle;
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  //
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  // Consumed Protocols
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  //
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  EFI_PCI_IO_PROTOCOL                         *PciIo;
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  EFI_LEGACY_BIOS_PROTOCOL                    *LegacyBios;
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  //
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  // Original PCI attributes
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  //
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  UINT64                                      OriginalPciAttributes;
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  //
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  // Produced Protocols
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  //
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  EFI_GRAPHICS_OUTPUT_PROTOCOL                GraphicsOutput;
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  EFI_EDID_DISCOVERED_PROTOCOL                EdidDiscovered;
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  EFI_EDID_ACTIVE_PROTOCOL                    EdidActive;
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  EFI_VGA_MINI_PORT_PROTOCOL                  VgaMiniPort;
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  //
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  // General fields
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  //
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  BOOLEAN                                     VgaCompatible;
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  BOOLEAN                                     ProduceGraphicsOutput;
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  //
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  // Graphics Output Protocol related fields
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  //
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  BOOLEAN                                     HardwareNeedsStarting;
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  UINTN                                       CurrentMode;
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  UINTN                                       MaxMode;
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  BIOS_VIDEO_MODE_DATA                        *ModeData;
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  UINT8                                       *LineBuffer;
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  EFI_GRAPHICS_OUTPUT_BLT_PIXEL               *VbeFrameBuffer;
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  UINT8                                       *VgaFrameBuffer;
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  //
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  // VESA Bios Extensions related fields
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  //
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  UINTN                                       NumberOfPagesBelow1MB;     // Number of 4KB pages in PagesBelow1MB
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  EFI_PHYSICAL_ADDRESS                        PagesBelow1MB;             // Buffer for all VBE Information Blocks
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  VESA_BIOS_EXTENSIONS_INFORMATION_BLOCK      *VbeInformationBlock;      // 0x200 bytes.  Must be allocated below 1MB
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  VESA_BIOS_EXTENSIONS_MODE_INFORMATION_BLOCK *VbeModeInformationBlock;  // 0x100 bytes.  Must be allocated below 1MB
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  VESA_BIOS_EXTENSIONS_EDID_DATA_BLOCK        *VbeEdidDataBlock;         // 0x80  bytes.  Must be allocated below 1MB
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  VESA_BIOS_EXTENSIONS_CRTC_INFORMATION_BLOCK *VbeCrtcInformationBlock;  // 59 bytes.  Must be allocated below 1MB
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  UINTN                                       VbeSaveRestorePages;       // Number of 4KB pages in VbeSaveRestoreBuffer
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  EFI_PHYSICAL_ADDRESS                        VbeSaveRestoreBuffer;      // Must be allocated below 1MB
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  //
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  // Status code
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  //
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  EFI_DEVICE_PATH_PROTOCOL                    *GopDevicePath;
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  EFI_EVENT                                   ExitBootServicesEvent;
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} BIOS_VIDEO_DEV;
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#define BIOS_VIDEO_DEV_FROM_PCI_IO_THIS(a)           CR (a, BIOS_VIDEO_DEV, PciIo, BIOS_VIDEO_DEV_SIGNATURE)
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#define BIOS_VIDEO_DEV_FROM_GRAPHICS_OUTPUT_THIS(a)  CR (a, BIOS_VIDEO_DEV, GraphicsOutput, BIOS_VIDEO_DEV_SIGNATURE)
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#define BIOS_VIDEO_DEV_FROM_VGA_MINI_PORT_THIS(a)    CR (a, BIOS_VIDEO_DEV, VgaMiniPort, BIOS_VIDEO_DEV_SIGNATURE)
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#define GRAPHICS_OUTPUT_INVALIDE_MODE_NUMBER  0xffff
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//
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// Global Variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL   gBiosVideoDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL   gBiosVideoComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL  gBiosVideoComponentName2;
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//
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// Driver Binding Protocol functions
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//
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/**
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  Supported.
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  @param  This                   Pointer to driver binding protocol
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  @param  Controller             Controller handle to connect
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  @param  RemainingDevicePath    A pointer to the remaining portion of a device
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                                 path
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  @retval EFI_STATUS             EFI_SUCCESS:This controller can be managed by this
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                                 driver, Otherwise, this controller cannot be
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                                 managed by this driver
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoDriverBindingSupported (
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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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  Install Graphics Output Protocol onto VGA device handles.
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  @param  This                   Pointer to driver binding protocol
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  @param  Controller             Controller handle to connect
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  @param  RemainingDevicePath    A pointer to the remaining portion of a device
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                                 path
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  @return EFI_STATUS
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoDriverBindingStart (
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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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  Stop.
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  @param  This                   Pointer to driver binding protocol
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  @param  Controller             Controller handle to connect
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  @param  NumberOfChildren       Number of children handle created by this driver
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  @param  ChildHandleBuffer      Buffer containing child handle created
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  @retval EFI_SUCCESS            Driver disconnected successfully from controller
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  @retval EFI_UNSUPPORTED        Cannot find BIOS_VIDEO_DEV structure
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoDriverBindingStop (
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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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// Private worker functions
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//
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/**
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  Check for VBE device.
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  @param  BiosVideoPrivate       Pointer to BIOS_VIDEO_DEV structure
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  @retval EFI_SUCCESS            VBE device found
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**/
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EFI_STATUS
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BiosVideoCheckForVbe (
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  IN OUT BIOS_VIDEO_DEV  *BiosVideoPrivate
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  );
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/**
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  Check for VGA device.
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  @param  BiosVideoPrivate       Pointer to BIOS_VIDEO_DEV structure
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  @retval EFI_SUCCESS            Standard VGA device found
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**/
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EFI_STATUS
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BiosVideoCheckForVga (
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  IN OUT BIOS_VIDEO_DEV  *BiosVideoPrivate
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  );
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/**
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  Release resource for biso video instance.
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  @param  BiosVideoPrivate       Video child device private data structure
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**/
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VOID
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BiosVideoDeviceReleaseResource (
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  BIOS_VIDEO_DEV  *BiosVideoPrivate
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  );
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//
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// BIOS Graphics Output Protocol functions
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//
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/**
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  Graphics Output protocol interface to get video mode.
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  @param  This                   Protocol instance pointer.
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  @param  ModeNumber             The mode number to return information on.
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  @param  SizeOfInfo             A pointer to the size, in bytes, of the Info
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                                 buffer.
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  @param  Info                   Caller allocated buffer that returns information
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                                 about ModeNumber.
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  @retval EFI_SUCCESS            Mode information returned.
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  @retval EFI_BUFFER_TOO_SMALL   The Info buffer was too small.
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  @retval EFI_DEVICE_ERROR       A hardware error occurred trying to retrieve the
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                                 video mode.
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  @retval EFI_NOT_STARTED        Video display is not initialized. Call SetMode ()
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  @retval EFI_INVALID_PARAMETER  One of the input args was NULL.
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoGraphicsOutputQueryMode (
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  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL          *This,
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  IN  UINT32                                ModeNumber,
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  OUT UINTN                                 *SizeOfInfo,
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  OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION  **Info
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  );
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/**
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  Graphics Output protocol interface to set video mode.
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  @param  This                   Protocol instance pointer.
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  @param  ModeNumber             The mode number to be set.
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  @retval EFI_SUCCESS            Graphics mode was changed.
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  @retval EFI_DEVICE_ERROR       The device had an error and could not complete the
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                                 request.
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  @retval EFI_UNSUPPORTED        ModeNumber is not supported by this device.
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoGraphicsOutputSetMode (
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  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL * This,
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  IN  UINT32                       ModeNumber
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  );
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/**
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  Graphics Output protocol instance to block transfer for VBE device.
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  @param  This                   Pointer to Graphics Output protocol instance
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  @param  BltBuffer              The data to transfer to screen
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  @param  BltOperation           The operation to perform
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  @param  SourceX                The X coordinate of the source for BltOperation
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  @param  SourceY                The Y coordinate of the source for BltOperation
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  @param  DestinationX           The X coordinate of the destination for
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                                 BltOperation
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  @param  DestinationY           The Y coordinate of the destination for
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                                 BltOperation
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  @param  Width                  The width of a rectangle in the blt rectangle in
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                                 pixels
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  @param  Height                 The height of a rectangle in the blt rectangle in
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                                 pixels
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  @param  Delta                  Not used for EfiBltVideoFill and
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                                 EfiBltVideoToVideo operation. If a Delta of 0 is
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                                 used, the entire BltBuffer will be operated on. If
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                                 a subrectangle of the BltBuffer is used, then
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                                 Delta represents the number of bytes in a row of
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                                 the BltBuffer.
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  @retval EFI_INVALID_PARAMETER  Invalid parameter passed in
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  @retval EFI_SUCCESS            Blt operation success
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoGraphicsOutputVbeBlt (
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  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL       *This,
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  IN  EFI_GRAPHICS_OUTPUT_BLT_PIXEL      *BltBuffer, OPTIONAL
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  IN  EFI_GRAPHICS_OUTPUT_BLT_OPERATION  BltOperation,
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  IN  UINTN                              SourceX,
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  IN  UINTN                              SourceY,
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  IN  UINTN                              DestinationX,
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  IN  UINTN                              DestinationY,
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  IN  UINTN                              Width,
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  IN  UINTN                              Height,
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  IN  UINTN                              Delta
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  );
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/**
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  Grahpics Output protocol instance to block transfer for VGA device.
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  @param  This                   Pointer to Grahpics Output protocol instance
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  @param  BltBuffer              The data to transfer to screen
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  @param  BltOperation           The operation to perform
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  @param  SourceX                The X coordinate of the source for BltOperation
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  @param  SourceY                The Y coordinate of the source for BltOperation
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  @param  DestinationX           The X coordinate of the destination for
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                                 BltOperation
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  @param  DestinationY           The Y coordinate of the destination for
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                                 BltOperation
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  @param  Width                  The width of a rectangle in the blt rectangle in
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                                 pixels
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  @param  Height                 The height of a rectangle in the blt rectangle in
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                                 pixels
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  @param  Delta                  Not used for EfiBltVideoFill and
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                                 EfiBltVideoToVideo operation. If a Delta of 0 is
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                                 used, the entire BltBuffer will be operated on. If
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                                 a subrectangle of the BltBuffer is used, then
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                                 Delta represents the number of bytes in a row of
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                                 the BltBuffer.
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  @retval EFI_INVALID_PARAMETER  Invalid parameter passed in
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  @retval EFI_SUCCESS            Blt operation success
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoGraphicsOutputVgaBlt (
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  IN  EFI_GRAPHICS_OUTPUT_PROTOCOL       *This,
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  IN  EFI_GRAPHICS_OUTPUT_BLT_PIXEL      *BltBuffer, OPTIONAL
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  IN  EFI_GRAPHICS_OUTPUT_BLT_OPERATION  BltOperation,
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  IN  UINTN                              SourceX,
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  IN  UINTN                              SourceY,
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  IN  UINTN                              DestinationX,
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						|
  IN  UINTN                              DestinationY,
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  IN  UINTN                              Width,
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  IN  UINTN                              Height,
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  IN  UINTN                              Delta
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  );
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						|
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//
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// BIOS VGA Mini Port Protocol functions
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//
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						|
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/**
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  VgaMiniPort protocol interface to set mode.
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						|
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						|
  @param  This                   Pointer to VgaMiniPort protocol instance
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						|
  @param  ModeNumber             The index of the mode
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						|
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  @retval EFI_UNSUPPORTED        The requested mode is not supported
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  @retval EFI_SUCCESS            The requested mode is set successfully
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**/
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EFI_STATUS
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EFIAPI
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BiosVideoVgaMiniPortSetMode (
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  IN  EFI_VGA_MINI_PORT_PROTOCOL  *This,
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  IN  UINTN                       ModeNumber
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  );
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/**
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  Event handler for Exit Boot Service.
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						|
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  @param  Event       The event that be siganlled when exiting boot service.
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  @param  Context     Pointer to instance of BIOS_VIDEO_DEV.
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**/
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VOID
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EFIAPI
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BiosVideoNotifyExitBootServices (
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  IN  EFI_EVENT Event,
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  IN  VOID      *Context
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						|
  );
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						|
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//
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						|
// Standard VGA Definitions
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//
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						|
#define VGA_HORIZONTAL_RESOLUTION                         640
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						|
#define VGA_VERTICAL_RESOLUTION                           480
 | 
						|
#define VGA_NUMBER_OF_BIT_PLANES                          4
 | 
						|
#define VGA_PIXELS_PER_BYTE                               8
 | 
						|
#define VGA_BYTES_PER_SCAN_LINE                           (VGA_HORIZONTAL_RESOLUTION / VGA_PIXELS_PER_BYTE)
 | 
						|
#define VGA_BYTES_PER_BIT_PLANE                           (VGA_VERTICAL_RESOLUTION * VGA_BYTES_PER_SCAN_LINE)
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_ADDRESS_REGISTER          0x3ce
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_DATA_REGISTER             0x3cf
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_SET_RESET_REGISTER        0x00
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_ENABLE_SET_RESET_REGISTER 0x01
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_COLOR_COMPARE_REGISTER    0x02
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_DATA_ROTATE_REGISTER      0x03
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_FUNCTION_REPLACE          0x00
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_FUNCTION_AND              0x08
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_FUNCTION_OR               0x10
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_FUNCTION_XOR              0x18
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_READ_MAP_SELECT_REGISTER  0x04
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_MODE_REGISTER             0x05
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_READ_MODE_0               0x00
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_READ_MODE_1               0x08
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_0              0x00
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_1              0x01
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_2              0x02
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_3              0x03
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_MISCELLANEOUS_REGISTER    0x06
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_COLOR_DONT_CARE_REGISTER  0x07
 | 
						|
 | 
						|
#define VGA_GRAPHICS_CONTROLLER_BIT_MASK_REGISTER         0x08
 | 
						|
 | 
						|
/**
 | 
						|
  Install child handles if the Handle supports MBR format.
 | 
						|
 | 
						|
  @param  This                   Calling context.
 | 
						|
  @param  ParentHandle           Parent Handle
 | 
						|
  @param  ParentPciIo            Parent PciIo interface
 | 
						|
  @param  ParentLegacyBios       Parent LegacyBios interface
 | 
						|
  @param  ParentDevicePath       Parent Device Path
 | 
						|
  @param  RemainingDevicePath    Remaining Device Path
 | 
						|
  @param  OriginalPciAttributes  Original PCI Attributes
 | 
						|
 | 
						|
  @retval EFI_SUCCESS            If a child handle was added
 | 
						|
  @retval other                  A child handle was not added
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BiosVideoChildHandleInstall (
 | 
						|
  IN  EFI_DRIVER_BINDING_PROTOCOL  *This,
 | 
						|
  IN  EFI_HANDLE                   ParentHandle,
 | 
						|
  IN  EFI_PCI_IO_PROTOCOL          *ParentPciIo,
 | 
						|
  IN  EFI_LEGACY_BIOS_PROTOCOL     *ParentLegacyBios,
 | 
						|
  IN  EFI_DEVICE_PATH_PROTOCOL     *ParentDevicePath,
 | 
						|
  IN  EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath,
 | 
						|
  IN  UINT64                       OriginalPciAttributes
 | 
						|
  );
 | 
						|
 | 
						|
/**
 | 
						|
  Deregister an video child handle and free resources.
 | 
						|
 | 
						|
  @param  This                   Protocol instance pointer.
 | 
						|
  @param  Controller             Video controller handle
 | 
						|
  @param  Handle                 Video child handle
 | 
						|
 | 
						|
  @return EFI_STATUS
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BiosVideoChildHandleUninstall (
 | 
						|
  EFI_DRIVER_BINDING_PROTOCOL    *This,
 | 
						|
  EFI_HANDLE                     Controller,
 | 
						|
  EFI_HANDLE                     Handle
 | 
						|
  );
 | 
						|
 | 
						|
/**
 | 
						|
  Release resource for biso video instance.
 | 
						|
 | 
						|
  @param  BiosVideoPrivate       Video child device private data structure
 | 
						|
 | 
						|
**/
 | 
						|
VOID
 | 
						|
BiosVideoDeviceReleaseResource (
 | 
						|
  BIOS_VIDEO_DEV  *BiosVideoPrivate
 | 
						|
  );
 | 
						|
 | 
						|
#endif
 |