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https://github.com/LongSoft/UEFITool.git
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70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
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/* fit.h
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Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
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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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WITHWARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*/
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#ifndef __FIT_H__
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#define __FIT_H__
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#include <QByteArray>
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#include "basetypes.h"
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// Make sure we use right packing rules
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#pragma pack(push,1)
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// Memory address of a pointer to FIT, 40h back from the end of flash chip
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#define FIT_POINTER_ADDRESS 0xFFFFFFC0
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// FIT can reside in the last 1 MB of the flash chip
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#define FIT_TABLE_LOWEST_ADDRESS 0xFF000000
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// Entry types
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#define FIT_TYPE_HEADER 0x00
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#define FIT_TYPE_MICROCODE 0x01
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#define FIT_TYPE_BIOS_AC_MODULE 0x02
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#define FIT_TYPE_BIOS_INIT_MODULE 0x07
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#define FIT_TYPE_TPM_POLICY 0x08
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#define FIT_TYPE_BIOS_POLICY_DATA 0x09
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#define FIT_TYPE_TXT_CONF_POLICY 0x0A
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#define FIT_TYPE_AC_KEY_MANIFEST 0x0B
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#define FIT_TYPE_AC_BOOT_POLICY 0x0C
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#define FIT_TYPE_EMPTY 0xFF
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#define FIT_HEADER_VERSION 0x0100
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#define FIT_MICROCODE_VERSION 0x0100
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const QByteArray FIT_SIGNATURE
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("\x5F\x46\x49\x54\x5F\x20\x20\x20", 8);
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typedef struct _FIT_ENTRY {
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UINT64 Address;
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UINT64 ReservedSize;
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UINT16 Version;
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UINT8 ChecksumValid : 1;
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UINT8 Type : 7;
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UINT8 Checksum;
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} FIT_ENTRY;
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typedef struct _INTEL_MICROCODE_HEADER {
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UINT32 Version;
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UINT32 Revision;
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UINT32 Date;
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UINT32 CpuSignature;
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UINT32 Checksum;
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UINT32 LoaderRevision;
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UINT32 CpuFlags;
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UINT32 DataSize;
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UINT32 TotalSize;
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UINT8 Reserved[12];
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} INTEL_MICROCODE_HEADER;
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#pragma pack(pop)
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#endif
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