mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-03 13:13:30 +01:00
333 lines
7.9 KiB
C
333 lines
7.9 KiB
C
/*++
|
|
|
|
Copyright (c) 2006 - 2010 Intel Corporation. All rights reserved
|
|
This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php.
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
|
|
Module Name:
|
|
|
|
EDID.h
|
|
|
|
Abstract:
|
|
|
|
EDID data structure definitions
|
|
|
|
Revision History
|
|
|
|
--*/
|
|
|
|
//
|
|
// Intel Controller Driver
|
|
//
|
|
#ifndef _EDID_H_
|
|
#define _EDID_H_
|
|
|
|
//#include "Tiano.h"
|
|
#include <Uefi.h>
|
|
|
|
//
|
|
// Driver Consumed Protocol Prototypes
|
|
//
|
|
#include <Protocol/DevicePath.h>
|
|
#include <Protocol/PciIo.h>
|
|
#include <Protocol/DriverBinding.h>
|
|
#include <Protocol/ComponentName.h>
|
|
#include <Protocol/ComponentName2.h>
|
|
#include <Protocol/GraphicsOutput.h>
|
|
#include <Protocol/UgaDraw.h>
|
|
//#include <Protocol/VgaMiniPort.h>
|
|
//#include <Protocol/Legacy8259.h>
|
|
#include <Protocol/EdidActive.h>
|
|
#include <Protocol/EdidDiscovered.h>
|
|
#include <Protocol/DevicePath.h>
|
|
|
|
#include <Library/UefiLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/BaseMemoryLib.h>
|
|
#include <Library/DevicePathLib.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
|
|
#include <IndustryStandard/Pci.h>
|
|
|
|
|
|
#define EDID_HEADER_SIGNATURE 0x00FFFFFFFFFFFF00ull
|
|
#define SUPPORTED_EDID_VERSION 1
|
|
#define SUPPORTED_EDID_REVISION 3
|
|
|
|
#define PREFERRED_TIMING_MODE 0x02
|
|
|
|
//
|
|
// DETAILED_TIMING_DESC data structure
|
|
//
|
|
typedef struct {
|
|
UINT8 LSB;
|
|
UINT8 MSB;
|
|
} PIXEL_CLOCK;
|
|
|
|
typedef struct {
|
|
UINT8 Tbp : 4;
|
|
UINT8 Ta : 4;
|
|
} TA_TBP;
|
|
|
|
typedef struct {
|
|
UINT8 Vspw : 2;
|
|
UINT8 Tvfp : 2;
|
|
UINT8 Hspw : 2;
|
|
UINT8 Thfp : 2;
|
|
} THFP_HSPW_TVFP_VSPW;
|
|
|
|
typedef struct {
|
|
PIXEL_CLOCK PixelClock;
|
|
UINT8 Tha;
|
|
UINT8 Thbp;
|
|
TA_TBP Tha_Thbp;
|
|
UINT8 Tva;
|
|
UINT8 Tvbp;
|
|
TA_TBP Tva_Tvbp;
|
|
UINT8 Thfp;
|
|
UINT8 Thspw;
|
|
TA_TBP Tvfp_Tvspw;
|
|
THFP_HSPW_TVFP_VSPW Thfp_Thspw_Tvfp_Tvspw;
|
|
UINT8 HorizontalSize;
|
|
UINT8 VerticalSize;
|
|
TA_TBP Hori_VerSize;
|
|
UINT8 HorizontalBorder;
|
|
UINT8 VerticalBorder;
|
|
UINT8 Flags;
|
|
} DETAILED_TIMING_DESC;
|
|
|
|
//
|
|
// Monitor Descriptor Block
|
|
//
|
|
typedef union {
|
|
UINT8 DescData[13];
|
|
struct {
|
|
UINT8 ThspwMin;
|
|
UINT8 ThspwMax;
|
|
UINT8 ThbpMin;
|
|
UINT8 ThbpMax;
|
|
UINT8 TvspwMin;
|
|
UINT8 TvspwMax;
|
|
UINT8 TvbpMin;
|
|
UINT8 TvbpMax;
|
|
UINT8 ThpMin;
|
|
UINT8 ThpMax;
|
|
UINT8 TvpMin;
|
|
UINT8 TvpMax;
|
|
UINT8 Revision;
|
|
} AlternateTiming;
|
|
} DESC_DATA_BLOCK;
|
|
|
|
typedef struct {
|
|
UINT16 Flag1;
|
|
UINT8 Flag2;
|
|
UINT8 DataTypeTag;
|
|
UINT8 Flag3;
|
|
DESC_DATA_BLOCK DescData;
|
|
} MONITOR_DESC_BLOCK;
|
|
|
|
//
|
|
// EDID block
|
|
//
|
|
typedef struct {
|
|
UINT64 EDIDHeader;
|
|
|
|
UINT16 VendorName;
|
|
UINT16 ProductCode;
|
|
UINT32 SerialNumber;
|
|
UINT8 ManufactureWeek;
|
|
UINT8 ManufactureYear;
|
|
|
|
UINT8 EDIDVersion;
|
|
UINT8 EDIDRevision;
|
|
|
|
UINT8 VideoInputDefinition;
|
|
UINT8 MaxHorizontalSize;
|
|
UINT8 MaxVerticalSize;
|
|
UINT8 DisplayTransferChar;
|
|
UINT8 FeatureSupport;
|
|
|
|
UINT8 Red_GreenLowBits;
|
|
UINT8 Blue_WhiteLowBits;
|
|
UINT8 Red_x;
|
|
UINT8 Red_y;
|
|
UINT8 Green_x;
|
|
UINT8 Green_y;
|
|
UINT8 Blue_x;
|
|
UINT8 Blue_y;
|
|
UINT8 White_x;
|
|
UINT8 White_y;
|
|
|
|
UINT8 ET1;
|
|
UINT8 ET2;
|
|
UINT8 ET3;
|
|
|
|
UINT16 STD1;
|
|
UINT16 STD2;
|
|
UINT16 STD3;
|
|
UINT16 STD4;
|
|
UINT16 STD5;
|
|
UINT16 STD6;
|
|
UINT16 STD7;
|
|
UINT16 STD8;
|
|
|
|
DETAILED_TIMING_DESC DTD1;
|
|
MONITOR_DESC_BLOCK DTD2;
|
|
MONITOR_DESC_BLOCK DTD3;
|
|
MONITOR_DESC_BLOCK DTD4;
|
|
|
|
UINT8 ExtensionFlag;
|
|
|
|
UINT8 Checksum;
|
|
} EDID_BLOCK;
|
|
|
|
#define VBE_EDID_ESTABLISHED_TIMING_MAX_NUMBER 17
|
|
|
|
typedef struct {
|
|
UINT16 HorizontalResolution;
|
|
UINT16 VerticalResolution;
|
|
UINT16 RefreshRate;
|
|
} EDID_TIMING;
|
|
|
|
typedef struct {
|
|
UINT32 ValidNumber;
|
|
UINT32 Key[VBE_EDID_ESTABLISHED_TIMING_MAX_NUMBER];
|
|
} VALID_EDID_TIMING;
|
|
|
|
|
|
#define GMBUS0 0x5100
|
|
#define GMBUS1 0x5104
|
|
#define GMBUS2 0x5108
|
|
#define GMBUS3 0x510C
|
|
#define GMINUSE 0x8000
|
|
#define VCLADDRESS 0xA0
|
|
#define RETRY_TIMES 0x10000
|
|
|
|
|
|
typedef union _EFI_GMBUS_CLOCK_PORT_REG {
|
|
UINT32 uint32;
|
|
struct {
|
|
UINT32 PinPairSelect : 3;
|
|
UINT32 RSVD1 : 4;
|
|
UINT32 HoldTimeExtension : 1;
|
|
UINT32 BusRateSelect : 3;
|
|
UINT32 RSVD2 : 21;
|
|
} Clock_Port;
|
|
} EFI_GMBUS_CLOCK_PORT_REG;
|
|
|
|
typedef union _EFI_GMBUS_COMMAND_REG {
|
|
UINT32 uint32;
|
|
struct {
|
|
UINT32 SlaveDirect : 1;
|
|
UINT32 SlaveAddr : 7;
|
|
UINT32 SlaveIndex : 8;
|
|
UINT32 TotalByte : 9;
|
|
UINT32 BusCycle : 3;
|
|
UINT32 RSVD : 1;
|
|
UINT32 EnableTimeout : 1;
|
|
UINT32 SWRdy : 1;
|
|
UINT32 SWClrInt : 1;
|
|
} Command;
|
|
} EFI_GMBUS_COMMAND_REG;
|
|
|
|
typedef union _EFI_GMBUS_STATUS_REG {
|
|
UINT32 uint32;
|
|
struct {
|
|
UINT32 ByteCount : 9;
|
|
UINT32 GActive : 1;
|
|
UINT32 SlaveAckTimeoutErr : 1;
|
|
UINT32 HardwareReady : 1;
|
|
UINT32 Interrupt : 1;
|
|
UINT32 SlaveStallTimeoutErr : 1;
|
|
UINT32 HardwareWaitPhase : 1;
|
|
UINT32 InUse : 1;
|
|
UINT32 RSVD : 16;
|
|
} Status;
|
|
} EFI_GMBUS_STATUS_REG;
|
|
|
|
|
|
|
|
EFI_STATUS
|
|
ReadEDID (
|
|
IN EFI_PCI_IO_PROTOCOL *PciIo,
|
|
OUT VOID **EDIDBlock,
|
|
OUT UINT32 *EDIDSize
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
Returns information about the geometry and configuration of
|
|
the graphics controller's current frame buffer configuration
|
|
|
|
Arguments:
|
|
PciIo - PCI IO protocol
|
|
EDIDBlock - Callee allocated buffer to return EDID table
|
|
EDIDSize - Size of the returning buffer
|
|
|
|
Returns:
|
|
EFI_SUCCESS - Valid EDID table was returned
|
|
EFI_OUT_OF_RESOURCES - Not enough resources
|
|
EFI_UNSUPPORTED - Panel did not support DDC2/EDID
|
|
EFI_NOT_READY - GMBus not ready
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
ParseEDIDTable (
|
|
IN EDID_BLOCK *EDIDTable,
|
|
IN UINTN TableSize,
|
|
OUT VALID_EDID_TIMING *ValidEdidTiming
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
Returns information about the geometry and configuration of
|
|
the graphics controller's current frame buffer configuration
|
|
|
|
Arguments:
|
|
EDIDTable - EDID block to be parsed
|
|
TableSize - Size of the EDID block
|
|
TimingInfo - The timing information read out from EDID
|
|
|
|
Returns:
|
|
EFI_SUCCESS - Valid timing infor returned
|
|
EFI_VOLUME_CORRUPTED - EDID table corrupted
|
|
EFI_UNSUPPORTED - No valid information found
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
SearchEdidTiming (
|
|
VALID_EDID_TIMING *ValidEdidTiming,
|
|
EDID_TIMING *EdidTiming
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Search a specified Timing in all the valid EDID timings.
|
|
|
|
Arguments:
|
|
|
|
ValidEdidTiming - All valid EDID timing information.
|
|
EdidTiming - The Timing to search for.
|
|
|
|
Returns:
|
|
|
|
TRUE - Found.
|
|
FALSE - Not found.
|
|
|
|
--*/
|
|
;
|
|
|
|
#endif
|