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Diffstat (limited to 'Vlv2TbltDevicePkg/VlvPlatformInitDxe/IgdOpRegion.h')
| -rw-r--r-- | Vlv2TbltDevicePkg/VlvPlatformInitDxe/IgdOpRegion.h | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/Vlv2TbltDevicePkg/VlvPlatformInitDxe/IgdOpRegion.h b/Vlv2TbltDevicePkg/VlvPlatformInitDxe/IgdOpRegion.h new file mode 100644 index 0000000000..3cbaf53740 --- /dev/null +++ b/Vlv2TbltDevicePkg/VlvPlatformInitDxe/IgdOpRegion.h @@ -0,0 +1,240 @@ +
+/*++
+
+Copyright (c) 1999 - 2014, 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 that 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:
+
+ IgdOpRegion.h
+
+Abstract:
+
+ This is part of the implementation of an Intel Graphics drivers OpRegion /
+ Software SCI interface between system BIOS, ASL code, and Graphics drivers.
+
+ Supporting Specifiction: OpRegion / Software SCI SPEC 0.70
+
+ Acronyms:
+ IGD: Internal Graphics Device
+ NVS: ACPI Non Volatile Storage
+ OpRegion: ACPI Operational Region
+ VBT: Video BIOS Table (OEM customizable data)
+
+--*/
+
+#ifndef _IGD_OPREGION_H_
+#define _IGD_OPREGION_H_
+
+//
+// Statements that include other header files.
+//
+#include "VlvPlatformInit.h"
+#include "VlvCommonDefinitions.h"
+#include <Uefi/UefiInternalFormRepresentation.h>
+#include <FrameworkDxe.h>
+
+//
+//
+// OpRegion (Miscellaneous) #defines.
+//
+// OpRegion Header #defines.
+//
+
+#define HEADER_SIGNATURE "IntelGraphicsMem"
+#define HEADER_SIZE 0x2000
+#define HEADER_OPREGION_VER 0x0200
+#define HEADER_OPREGION_REV 0x00
+
+//
+//For VLV Tablet, MailBOX2(SCI)is not supported.
+//
+#define HEADER_MBOX_SUPPORT (HD_MBOX4 + HD_MBOX3 + HD_MBOX1)
+#define HD_MBOX1 BIT0
+#define HD_MBOX2 BIT1
+#define HD_MBOX3 BIT2
+#define HD_MBOX4 BIT3
+#define HD_MBOX5 BIT4
+#define SVER_SIZE 32
+
+//
+//Audio Type support for VLV2 A0
+//
+#define AUDIO_TYPE_SUPPORT_MASK 0xFFFFFFF3
+#define NO_AUDIO_SUPPORT (0<<2)
+#define HD_AUDIO_SUPPORT (1<<2)
+#define LPE_AUDIO_SUPPORT (2<<2)
+#define AUDIO_TYPE_FIELD_MASK 0xFFFFFFEF
+#define AUDIO_TYPE_FIELD_VALID (1<<4)
+#define AUDIO_TYPE_FIELD_INVALID (0<<4)
+
+//
+// OpRegion Mailbox 1 EQUates.
+//
+// OpRegion Mailbox 3 EQUates.
+//
+#define ALS_ENABLE BIT0
+#define BLC_ENABLE BIT1
+#define BACKLIGHT_BRIGHTNESS 0xFF
+#define FIELD_VALID_BIT BIT31
+#define WORD_FIELD_VALID_BIT BIT15
+#define PFIT_ENABLE BIT2
+#define PFIT_OPRN_AUTO 0x00000000
+#define PFIT_OPRN_SCALING 0x00000007
+#define PFIT_OPRN_OFF 0x00000000
+#define PFIT_SETUP_AUTO 0
+#define PFIT_SETUP_SCALING 1
+#define PFIT_SETUP_OFF 2
+#define INIT_BRIGHT_LEVEL 0x64
+#define PFIT_STRETCH 6
+#define PFIT_CENTER 1
+
+//
+// GMCH PCI register access #defines.
+//
+
+#define IgdMmPci32(Register) MmPci32 (0, IGD_BUS, IGD_DEV, IGD_FUN_0, Register)
+#define IgdMmPci16Or(Register, OrData) MmPci16Or (0, IGD_BUS, IGD_DEV, IGD_FUN_0, Register, OrData)
+#define IgdMmPci16AndThenOr(Register,AndData,OrData) MmPci16AndThenOr (0, IGD_BUS, IGD_DEV, IGD_FUN_0, Register, AndData, OrData)
+
+//
+// Video BIOS / VBT #defines
+//
+#define IGD_DID_VLV 0x0F31
+#define OPTION_ROM_SIGNATURE 0xAA55
+#define VBIOS_LOCATION_PRIMARY 0xC0000
+
+#define VBT_SIGNATURE SIGNATURE_32 ('$', 'V', 'B', 'T')
+
+//
+// Typedef stuctures
+//
+#pragma pack (1)
+typedef struct {
+ UINT16 Signature; // 0xAA55
+ UINT8 Size512;
+ UINT8 Reserved[21];
+ UINT16 PcirOffset;
+ UINT16 VbtOffset;
+} INTEL_VBIOS_OPTION_ROM_HEADER;
+#pragma pack ()
+
+#pragma pack (1)
+typedef struct {
+ UINT32 Signature; // "PCIR"
+ UINT16 VendorId; // 0x8086
+ UINT16 DeviceId;
+ UINT16 Reserved0;
+ UINT16 Length;
+ UINT8 Revision;
+ UINT8 ClassCode[3];
+ UINT16 ImageLength;
+ UINT16 CodeRevision;
+ UINT8 CodeType;
+ UINT8 Indicator;
+ UINT16 Reserved1;
+} INTEL_VBIOS_PCIR_STRUCTURE;
+#pragma pack ()
+
+#pragma pack (1)
+typedef struct {
+ UINT8 HeaderSignature[20];
+ UINT16 HeaderVersion;
+ UINT16 HeaderSize;
+ UINT16 HeaderVbtSize;
+ UINT8 HeaderVbtCheckSum;
+ UINT8 HeaderReserved;
+ UINT32 HeaderOffsetVbtDataBlock;
+ UINT32 HeaderOffsetAim1;
+ UINT32 HeaderOffsetAim2;
+ UINT32 HeaderOffsetAim3;
+ UINT32 HeaderOffsetAim4;
+ UINT8 DataHeaderSignature[16];
+ UINT16 DataHeaderVersion;
+ UINT16 DataHeaderSize;
+ UINT16 DataHeaderDataBlockSize;
+ UINT8 CoreBlockId;
+ UINT16 CoreBlockSize;
+ UINT16 CoreBlockBiosSize;
+ UINT8 CoreBlockBiosType;
+ UINT8 CoreBlockReleaseStatus;
+ UINT8 CoreBlockHWSupported;
+ UINT8 CoreBlockIntegratedHW;
+ UINT8 CoreBlockBiosBuild[4];
+ UINT8 CoreBlockBiosSignOn[155];
+} VBIOS_VBT_STRUCTURE;
+#pragma pack ()
+
+//
+// Driver Private Function definitions
+//
+EFI_STATUS
+GetSVER (
+ OUT UINT8 *SVER
+ );
+
+/**
+ Acquire the string associated with the ProducerGuid and return it.
+
+ @param ProducerGuid The Guid to search the HII database for
+ @param Token The token value of the string to extract
+ @param String The string that is extracted
+
+ @retval EFI_SUCCESS The function completed successfully
+ @retval EFI_NOT_FOUND The requested string was not found
+
+**/
+EFI_STATUS
+GetStringFromToken (
+ IN EFI_GUID *ProducerGuid,
+ IN STRING_REF Token,
+ OUT CHAR16 **String
+ );
+
+/**
+
+ Graphics OpRegion / Software SCI driver installation function.
+
+ @param Void
+
+ @retval EFI_SUCCESS The driver installed without error.
+ @retval EFI_ABORTED The driver encountered an error and could not complete
+ installation of the ACPI tables.
+**/
+EFI_STATUS
+IgdOpRegionInit (
+ void
+ );
+
+/**
+ Extract information pertaining to the HiiHandle
+
+ @param HiiHandle Hii handle
+ @param ImageLength For input, length of DefaultImage;
+ For output, length of actually required
+
+ @param DefaultImage Image buffer prepared by caller
+ @param Guid Guid information about the form
+
+ @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate
+ @retval EFI_BUFFER_TOO_SMALL DefualtImage has no enough ImageLength
+ @retval EFI_SUCCESS Successfully extract data from Hii database.
+
+**/
+EFI_STATUS
+ExtractDataFromHiiHandle (
+ IN EFI_HII_HANDLE HiiHandle,
+ IN OUT UINT16 *ImageLength,
+ OUT UINT8 *DefaultImage,
+ OUT EFI_GUID *Guid
+ );
+#endif
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