📄 vbemp.h
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/*
* ReactOS VBE miniport video driver
*
* Copyright (C) 2004 Filip Navara
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef VBEMP_H
#define VBEMP_H
/* INCLUDES *******************************************************************/
#ifdef _MSC_VER
#include "dderror.h"
#include "devioctl.h"
#else
#include <ntddk.h>
#endif
#include "miniport.h"
#include "ntddvdeo.h"
#include "video.h"
#define TAG(A, B, C, D) (ULONG)(((A)<<0) + ((B)<<8) + ((C)<<16) + ((D)<<24))
#define TAG_VBE TAG('V', 'B', 'E', ' ')
/*
* Compile-time define to get VBE 1.2 support. The implementation
* is far from complete now and so it's left undefined.
*/
/* #define VBE12_SUPPORT */
#include <pshpack1.h>
/*
* VBE Command Definitions
*/
#define VBE_GET_CONTROLLER_INFORMATION 0x4F00
#define VBE_GET_MODE_INFORMATION 0x4F01
#define VBE_SET_VBE_MODE 0x4F02
#define VBE_GET_CURRENT_VBE_MODE 0x4F03
#define VBE_SAVE_RESTORE_STATE 0x4F04
#define VBE_DISPLAY_WINDOW_CONTROL 0x4F05
#define VBE_SET_GET_LOGICAL_SCAN_LINE_LENGTH 0x4F06
#define VBE_SET_GET_DISPLAY_START 0x4F07
#define VBE_SET_GET_DAC_PALETTE_FORMAT 0x4F08
#define VBE_SET_GET_PALETTE_DATA 0x4F09
/* VBE 2.0+ */
#define VBE_RETURN_PROTECTED_MODE_INTERFACE 0x4F0A
#define VBE_GET_SET_PIXEL_CLOCK 0x4F0B
/* Extensions */
#define VBE_POWER_MANAGEMENT_EXTENSIONS 0x4F10
#define VBE_FLAT_PANEL_INTERFACE_EXTENSIONS 0x4F11
#define VBE_AUDIO_INTERFACE_EXTENSIONS 0x4F12
#define VBE_OEM_EXTENSIONS 0x4F13
#define VBE_DISPLAY_DATA_CHANNEL 0x4F14
#define VBE_DDC 0x4F15
/*
* VBE DDC Sub-Functions
*/
#define VBE_DDC_READ_EDID 0x01
#define VBE_DDC_REPORT_CAPABILITIES 0x10
#define VBE_DDC_BEGIN_SCL_SDA_CONTROL 0x11
#define VBE_DDC_END_SCL_SDA_CONTROL 0x12
#define VBE_DDC_WRITE_SCL_CLOCK_LINE 0x13
#define VBE_DDC_WRITE_SDA_DATA_LINE 0x14
#define VBE_DDC_READ_SCL_CLOCK_LINE 0x15
#define VBE_DDC_READ_SDA_DATA_LINE 0x16
/*
* VBE Video Mode Information Definitions
*/
#define VBE_MODEATTR_LINEAR 0x80
#define VBE_MEMORYMODEL_PACKEDPIXEL 0x04
#define VBE_MEMORYMODEL_DIRECTCOLOR 0x06
/*
* VBE Return Codes
*/
#define VBE_SUCCESS 0x4F
#define VBE_UNSUCCESSFUL 0x14F
#define VBE_NOT_SUPPORTED 0x24F
#define VBE_FUNCTION_INVALID 0x34F
/*
* VBE specification defined structure for general adapter info
* returned by function VBE_GET_CONTROLLER_INFORMATION command.
*/
typedef struct
{
CHAR Signature[4];
USHORT Version;
ULONG OemStringPtr;
LONG Capabilities;
ULONG VideoModePtr;
USHORT TotalMemory;
USHORT OemSoftwareRevision;
ULONG OemVendorNamePtr;
ULONG OemProductNamePtr;
ULONG OemProductRevPtr;
CHAR Reserved[222];
CHAR OemData[256];
} VBE_INFO, *PVBE_INFO;
/*
* VBE specification defined structure for specific video mode
* info returned by function VBE_GET_MODE_INFORMATION command.
*/
typedef struct
{
/* Mandatory information for all VBE revisions */
USHORT ModeAttributes;
UCHAR WinAAttributes;
UCHAR WinBAttributes;
USHORT WinGranularity;
USHORT WinSize;
USHORT WinASegment;
USHORT WinBSegment;
ULONG WinFuncPtr;
USHORT BytesPerScanLine;
/* Mandatory information for VBE 1.2 and above */
USHORT XResolution;
USHORT YResolution;
UCHAR XCharSize;
UCHAR YCharSize;
UCHAR NumberOfPlanes;
UCHAR BitsPerPixel;
UCHAR NumberOfBanks;
UCHAR MemoryModel;
UCHAR BankSize;
UCHAR NumberOfImagePages;
UCHAR Reserved1;
/* Direct Color fields (required for Direct/6 and YUV/7 memory models) */
UCHAR RedMaskSize;
UCHAR RedFieldPosition;
UCHAR GreenMaskSize;
UCHAR GreenFieldPosition;
UCHAR BlueMaskSize;
UCHAR BlueFieldPosition;
UCHAR ReservedMaskSize;
UCHAR ReservedFieldPosition;
UCHAR DirectColorModeInfo;
/* Mandatory information for VBE 2.0 and above */
ULONG PhysBasePtr;
ULONG Reserved2;
USHORT Reserved3;
/* Mandatory information for VBE 3.0 and above */
USHORT LinBytesPerScanLine;
UCHAR BnkNumberOfImagePages;
UCHAR LinNumberOfImagePages;
UCHAR LinRedMaskSize;
UCHAR LinRedFieldPosition;
UCHAR LinGreenMaskSize;
UCHAR LinGreenFieldPosition;
UCHAR LinBlueMaskSize;
UCHAR LinBlueFieldPosition;
UCHAR LinReservedMaskSize;
UCHAR LinReservedFieldPosition;
ULONG MaxPixelClock;
CHAR Reserved4[189];
} VBE_MODEINFO, *PVBE_MODEINFO;
#define MAX_SIZE_OF_EDID 256
#include <poppack.h>
typedef struct
{
/* Interface to Int10 calls */
VIDEO_PORT_INT10_INTERFACE Int10Interface;
/* Trampoline memory for communication with VBE real-mode interface */
USHORT TrampolineMemorySegment;
USHORT TrampolineMemoryOffset;
/* General controller/BIOS information */
VBE_INFO VbeInfo;
/* Saved information about video modes */
ULONG ModeCount;
USHORT *ModeNumbers;
PVBE_MODEINFO ModeInfo;
USHORT CurrentMode;
/* Current child been enumerated */
ULONG CurrentChildIndex;
} VBE_DEVICE_EXTENSION, *PVBE_DEVICE_EXTENSION;
/* edid.c */
VP_STATUS NTAPI
VBEGetVideoChildDescriptor(
IN PVOID HwDeviceExtension,
IN PVIDEO_CHILD_ENUM_INFO ChildEnumInfo,
OUT PVIDEO_CHILD_TYPE VideoChildType,
OUT PUCHAR pChildDescriptor,
OUT PULONG UId,
OUT PULONG pUnused);
/* vbemp.c */
VP_STATUS STDCALL
VBEFindAdapter(
IN PVOID HwDeviceExtension,
IN PVOID HwContext,
IN PWSTR ArgumentString,
IN OUT PVIDEO_PORT_CONFIG_INFO ConfigInfo,
OUT PUCHAR Again);
BOOLEAN STDCALL
VBEInitialize(PVOID HwDeviceExtension);
BOOLEAN STDCALL
VBEStartIO(
PVOID HwDeviceExtension,
PVIDEO_REQUEST_PACKET RequestPacket);
BOOLEAN STDCALL
VBEResetHw(
PVOID DeviceExtension,
ULONG Columns,
ULONG Rows);
VP_STATUS STDCALL
VBEGetPowerState(
PVOID HwDeviceExtension,
ULONG HwId,
PVIDEO_POWER_MANAGEMENT VideoPowerControl);
VP_STATUS STDCALL
VBESetPowerState(
PVOID HwDeviceExtension,
ULONG HwId,
PVIDEO_POWER_MANAGEMENT VideoPowerControl);
BOOLEAN FASTCALL
VBESetCurrentMode(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_MODE RequestedMode,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBEResetDevice(
PVBE_DEVICE_EXTENSION DeviceExtension,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBEMapVideoMemory(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_MEMORY RequestedAddress,
PVIDEO_MEMORY_INFORMATION MapInformation,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBEUnmapVideoMemory(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_MEMORY VideoMemory,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBEQueryNumAvailModes(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_NUM_MODES Modes,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBEQueryAvailModes(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_MODE_INFORMATION ReturnedModes,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBEQueryCurrentMode(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_MODE_INFORMATION VideoModeInfo,
PSTATUS_BLOCK StatusBlock);
BOOLEAN FASTCALL
VBESetColorRegisters(
PVBE_DEVICE_EXTENSION DeviceExtension,
PVIDEO_CLUT ColorLookUpTable,
PSTATUS_BLOCK StatusBlock);
#endif /* VBEMP_H */
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