7da78b1f09
2, The LegacyBiosThunk driver has been merged to BiosVideoThunkDxe driver, because only BiosVideo use legacy thunk now. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7733 6f19259b-4bc3-4df7-8a09-765794883524
512 lines
15 KiB
C
512 lines
15 KiB
C
/*++
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Copyright (c) 2006 - 2007, 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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Module Name:
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BiosVideo.h
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Abstract:
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Revision History
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--*/
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#ifndef _BIOS_UGA_H
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#define _BIOS_UGA_H
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#include <Uefi.h>
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//
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// Driver Consumed Protocol Prototypes
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//
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#include <Protocol/DevicePath.h>
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#include <Protocol/PciIo.h>
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#include <Protocol/DriverBinding.h>
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#include <Protocol/ComponentName.h>
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#include <Protocol/ComponentName2.h>
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#include <Protocol/UgaDraw.h>
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#include <Protocol/VgaMiniPort.h>
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#include <Protocol/Legacy8259.h>
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#include <Protocol/LegacyBios.h>
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#include <Library/UefiLib.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <IndustryStandard/Pci22.h>
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#include "VesaBiosExtensions.h"
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//
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// Driver Produced Protocol Prototypes
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//
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//#include EFI_PROTOCOL_DEFINITION (DriverBinding)
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//#include EFI_PROTOCOL_DEFINITION (ComponentName)
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//#include EFI_PROTOCOL_DEFINITION (ComponentName2)
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//#include EFI_PROTOCOL_DEFINITION (UgaDraw)
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//#include EFI_PROTOCOL_DEFINITION (VgaMiniPort)
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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 UGA Draw 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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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_MODE_DATA;
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//
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// BIOS UGA Device 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_THUNK_PROTOCOL *LegacyBios;
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//
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// Produced Protocols
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//
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EFI_UGA_DRAW_PROTOCOL UgaDraw;
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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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EFI_EVENT ExitBootServicesEvent;
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BOOLEAN VgaCompatible;
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BOOLEAN ProduceUgaDraw;
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//
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// UGA Draw 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_UGA_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_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 *DevicePath;
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} BIOS_VIDEO_DEV;
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#define BIOS_VIDEO_DEV_FROM_UGA_DRAW_THIS(a) CR (a, BIOS_VIDEO_DEV, UgaDraw, 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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//
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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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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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Routine Description:
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Supported.
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Arguments:
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This - Pointer to driver binding protocol
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Controller - Controller handle to connect
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RemainingDevicePath - A pointer to the remaining portion of a device path
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Returns:
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EFI_STATUS - EFI_SUCCESS:This controller can be managed by this driver,
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Otherwise, this controller cannot be managed by this driver
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--*/
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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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Routine Description:
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Install UGA Draw Protocol onto VGA device handles
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Arguments:
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This - Pointer to driver binding protocol
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Controller - Controller handle to connect
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RemainingDevicePath - A pointer to the remaining portion of a device path
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Returns:
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EFI_STATUS
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--*/
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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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Routine Description:
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Stop.
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Arguments:
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This - Pointer to driver binding protocol
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Controller - Controller handle to connect
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NumberOfChilren - Number of children handle created by this driver
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ChildHandleBuffer - Buffer containing child handle created
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Returns:
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EFI_SUCCESS - Driver disconnected successfully from controller
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EFI_UNSUPPORTED - Cannot find BIOS_VIDEO_DEV structure
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--*/
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;
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//
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// Private worker functions
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//
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EFI_STATUS
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BiosVideoCheckForVbe (
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BIOS_VIDEO_DEV *BiosVideoPrivate
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)
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/*++
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Routine Description:
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Check for VBE device
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Arguments:
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BiosVideoPrivate - Pointer to BIOS_VIDEO_DEV structure
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Returns:
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EFI_SUCCESS - VBE device found
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--*/
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;
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EFI_STATUS
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BiosVideoCheckForVga (
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BIOS_VIDEO_DEV *BiosVideoPrivate
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)
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/*++
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Routine Description:
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Check for VGA device
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Arguments:
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BiosVideoPrivate - Pointer to BIOS_VIDEO_DEV structure
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Returns:
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EFI_SUCCESS - Standard VGA device found
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--*/
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;
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//
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// BIOS UGA Draw Protocol functions
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//
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EFI_STATUS
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EFIAPI
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BiosVideoUgaDrawGetMode (
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IN EFI_UGA_DRAW_PROTOCOL *This,
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OUT UINT32 *HorizontalResolution,
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OUT UINT32 *VerticalResolution,
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OUT UINT32 *ColorDepth,
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OUT UINT32 *RefreshRate
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)
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/*++
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Routine Description:
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UGA protocol interface to get video mode
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Arguments:
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This - Pointer to UGA draw protocol instance
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HorizontalResolution - Horizontal Resolution, in pixels
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VerticalResolution - Vertical Resolution, in pixels
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ColorDepth - Bit number used to represent color value of a pixel
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RefreshRate - Refresh rate, in Hertz
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Returns:
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EFI_DEVICE_ERROR - Hardware need starting
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EFI_INVALID_PARAMETER - Invalid parameter passed in
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EFI_SUCCESS - Video mode query successfully
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--*/
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;
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EFI_STATUS
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EFIAPI
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BiosVideoUgaDrawSetMode (
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IN EFI_UGA_DRAW_PROTOCOL *This,
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IN UINT32 HorizontalResolution,
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IN UINT32 VerticalResolution,
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IN UINT32 ColorDepth,
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IN UINT32 RefreshRate
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)
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/*++
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Routine Description:
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UGA draw protocol interface to set video mode
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Arguments:
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This - Pointer to UGA draw protocol instance
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HorizontalResolution - Horizontal Resolution, in pixels
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VerticalResolution - Vertical Resolution, in pixels
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ColorDepth - Bit number used to represent color value of a pixel
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RefreshRate - Refresh rate, in Hertz
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Returns:
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EFI_DEVICE_ERROR - Device error
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EFI_SUCCESS - Video mode set successfully
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EFI_UNSUPPORTED - Cannot support this video mode
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--*/
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;
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EFI_STATUS
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EFIAPI
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BiosVideoUgaDrawVbeBlt (
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IN EFI_UGA_DRAW_PROTOCOL *This,
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IN EFI_UGA_PIXEL *BltBuffer, OPTIONAL
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IN EFI_UGA_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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Routine Description:
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UGA draw protocol instance to block transfer for VBE device
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Arguments:
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This - Pointer to UGA draw protocol instance
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BltBuffer - The data to transfer to screen
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BltOperation - The operation to perform
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SourceX - The X coordinate of the source for BltOperation
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SourceY - The Y coordinate of the source for BltOperation
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DestinationX - The X coordinate of the destination for BltOperation
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DestinationY - The Y coordinate of the destination for BltOperation
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Width - The width of a rectangle in the blt rectangle in pixels
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Height - The height of a rectangle in the blt rectangle in pixels
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Delta - Not used for EfiUgaVideoFill and EfiUgaVideoToVideo operation.
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If a Delta of 0 is used, the entire BltBuffer will be operated on.
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If a subrectangle of the BltBuffer is used, then Delta represents
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the number of bytes in a row of the BltBuffer.
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Returns:
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EFI_INVALID_PARAMETER - Invalid parameter passed in
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EFI_SUCCESS - Blt operation success
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--*/
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;
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EFI_STATUS
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EFIAPI
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BiosVideoUgaDrawVgaBlt (
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IN EFI_UGA_DRAW_PROTOCOL *This,
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IN EFI_UGA_PIXEL *BltBuffer, OPTIONAL
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IN EFI_UGA_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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Routine Description:
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UGA draw protocol instance to block transfer for VGA device
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Arguments:
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This - Pointer to UGA draw protocol instance
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BltBuffer - The data to transfer to screen
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BltOperation - The operation to perform
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SourceX - The X coordinate of the source for BltOperation
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SourceY - The Y coordinate of the source for BltOperation
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DestinationX - The X coordinate of the destination for BltOperation
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DestinationY - The Y coordinate of the destination for BltOperation
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Width - The width of a rectangle in the blt rectangle in pixels
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Height - The height of a rectangle in the blt rectangle in pixels
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Delta - Not used for EfiUgaVideoFill and EfiUgaVideoToVideo operation.
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If a Delta of 0 is used, the entire BltBuffer will be operated on.
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If a subrectangle of the BltBuffer is used, then Delta represents
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the number of bytes in a row of the BltBuffer.
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Returns:
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EFI_INVALID_PARAMETER - Invalid parameter passed in
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EFI_SUCCESS - Blt operation success
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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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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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Routine Description:
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VgaMiniPort protocol interface to set mode
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Arguments:
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This - Pointer to VgaMiniPort protocol instance
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ModeNumber - The index of the mode
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Returns:
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EFI_UNSUPPORTED - The requested mode is not supported
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EFI_SUCCESS - The requested mode is set successfully
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--*/
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;
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BOOLEAN
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BiosVideoIsVga (
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IN EFI_PCI_IO_PROTOCOL *PciIo
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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
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#define VGA_NUMBER_OF_BIT_PLANES 4
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#define VGA_PIXELS_PER_BYTE 8
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#define VGA_BYTES_PER_SCAN_LINE (VGA_HORIZONTAL_RESOLUTION / VGA_PIXELS_PER_BYTE)
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#define VGA_BYTES_PER_BIT_PLANE (VGA_VERTICAL_RESOLUTION * VGA_BYTES_PER_SCAN_LINE)
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#define VGA_GRAPHICS_CONTROLLER_ADDRESS_REGISTER 0x3ce
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#define VGA_GRAPHICS_CONTROLLER_DATA_REGISTER 0x3cf
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#define VGA_GRAPHICS_CONTROLLER_SET_RESET_REGISTER 0x00
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#define VGA_GRAPHICS_CONTROLLER_ENABLE_SET_RESET_REGISTER 0x01
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#define VGA_GRAPHICS_CONTROLLER_COLOR_COMPARE_REGISTER 0x02
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#define VGA_GRAPHICS_CONTROLLER_DATA_ROTATE_REGISTER 0x03
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#define VGA_GRAPHICS_CONTROLLER_FUNCTION_REPLACE 0x00
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#define VGA_GRAPHICS_CONTROLLER_FUNCTION_AND 0x08
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#define VGA_GRAPHICS_CONTROLLER_FUNCTION_OR 0x10
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#define VGA_GRAPHICS_CONTROLLER_FUNCTION_XOR 0x18
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#define VGA_GRAPHICS_CONTROLLER_READ_MAP_SELECT_REGISTER 0x04
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#define VGA_GRAPHICS_CONTROLLER_MODE_REGISTER 0x05
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#define VGA_GRAPHICS_CONTROLLER_READ_MODE_0 0x00
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#define VGA_GRAPHICS_CONTROLLER_READ_MODE_1 0x08
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#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_0 0x00
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#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_1 0x01
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#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_2 0x02
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#define VGA_GRAPHICS_CONTROLLER_WRITE_MODE_3 0x03
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#define VGA_GRAPHICS_CONTROLLER_MISCELLANEOUS_REGISTER 0x06
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#define VGA_GRAPHICS_CONTROLLER_COLOR_DONT_CARE_REGISTER 0x07
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#define VGA_GRAPHICS_CONTROLLER_BIT_MASK_REGISTER 0x08
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#endif
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