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Update field names in microcode struct as in EDK II
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vit9696
parent
967375243c
commit
f2e343d8bf
@ -1233,8 +1233,8 @@ BOOLEAN FfsParser::microcodeHeaderValid(const INTEL_MICROCODE_HEADER* ucodeHeade
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}
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// Check CpuFlags reserved bytes to be zero
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for (UINT32 i = 0; i < sizeof(ucodeHeader->CpuFlagsReserved); i++) {
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if (ucodeHeader->CpuFlagsReserved[i] != 0x00) {
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for (UINT32 i = 0; i < sizeof(ucodeHeader->ProcessorFlagsReserved); i++) {
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if (ucodeHeader->ProcessorFlagsReserved[i] != 0x00) {
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reservedBytesValid = false;
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break;
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}
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@ -1280,12 +1280,12 @@ BOOLEAN FfsParser::microcodeHeaderValid(const INTEL_MICROCODE_HEADER* ucodeHeade
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ucodeHeader->DateYear > 0x2049) {
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return FALSE;
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}
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// Check UpdateVersion to be 1.
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if (ucodeHeader->UpdateVersion != 1) {
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// Check HeaderVersion to be 1.
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if (ucodeHeader->HeaderVersion != 1) {
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return FALSE;
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}
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// Check LoaderVersion to be 1.
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if (ucodeHeader->LoaderVersion != 1) {
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// Check LoaderRevision to be 1.
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if (ucodeHeader->LoaderRevision != 1) {
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return FALSE;
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}
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@ -3845,8 +3845,8 @@ USTATUS FfsParser::parseFitEntryMicrocode(const UByteArray & microcode, const UI
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// Valid microcode found
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info = usprintf("CpuSignature: %08Xh, Revision: %08Xh, Date: %02X.%02X.%04X",
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ucodeHeader->CpuSignature,
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ucodeHeader->Revision,
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ucodeHeader->ProcessorSignature,
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ucodeHeader->UpdateRevision,
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ucodeHeader->DateDay,
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ucodeHeader->DateMonth,
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ucodeHeader->DateYear);
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@ -4343,13 +4343,13 @@ USTATUS FfsParser::parseIntelMicrocodeHeader(const UByteArray & microcode, const
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// Recalculate checksum after patching
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tempUcodeHeader->Checksum = 0;
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tempUcodeHeader->CpuFlags = entry->CpuFlags;
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tempUcodeHeader->CpuSignature = entry->CpuSignature;
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tempUcodeHeader->ProcessorFlags = entry->ProcessorFlags;
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tempUcodeHeader->ProcessorSignature = entry->ProcessorSignature;
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UINT32 entryCalculated = calculateChecksum32((const UINT32*)tempMicrocode.constData(), sizeof(INTEL_MICROCODE_HEADER) + dataSize);
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extendedHeaderInfo += usprintf("\nCPU signature #%u: %08Xh\nCPU flags #%u: %02Xh\nChecksum #%u: %08Xh, ",
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i + 1, entry->CpuSignature,
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i + 1, entry->CpuFlags,
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i + 1, entry->ProcessorSignature,
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i + 1, entry->ProcessorFlags,
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i + 1, entry->Checksum)
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+ (entry->Checksum == entryCalculated ? UString("valid") : usprintf("invalid, should be %08Xh", entryCalculated));
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}
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@ -4367,9 +4367,9 @@ USTATUS FfsParser::parseIntelMicrocodeHeader(const UByteArray & microcode, const
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ucodeHeader->DateDay,
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ucodeHeader->DateMonth,
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ucodeHeader->DateYear,
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ucodeHeader->CpuSignature,
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ucodeHeader->Revision,
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ucodeHeader->CpuFlags,
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ucodeHeader->ProcessorSignature,
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ucodeHeader->UpdateRevision,
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ucodeHeader->ProcessorFlags,
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ucodeHeader->Checksum)
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+ (ucodeHeader->Checksum == calculated ? UString("valid") : usprintf("invalid, should be %08Xh", calculated))
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+ extendedHeaderInfo;
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50
common/fit.h
50
common/fit.h
@ -60,26 +60,26 @@ typedef struct {
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// This scructure is described in Section 9.11.1 of the Intel Software Developer manual Volume 3A Part 1
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typedef struct INTEL_MICROCODE_HEADER_ {
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UINT32 UpdateVersion; // 0x00000001
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UINT32 Revision;
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UINT16 DateYear; // BCD
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UINT8 DateDay; // BCD
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UINT8 DateMonth; // BCD
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UINT32 CpuSignature;
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UINT32 Checksum; // Checksum of Update Data and Header. Used to verify the integrity of the update header and data.
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// Checksum is correct when the summation of all the DWORDs (including the extended Processor Signature Table)
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// that comprise the microcode update result in 00000000H.
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UINT32 LoaderVersion; // 0x00000001
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UINT8 CpuFlags;
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UINT8 CpuFlagsReserved[3]; // Zeroes
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UINT32 DataSize; // Specifies the size of the encrypted data in bytes, and must be a multiple of DWORDs.
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// If this value is 00000000H, then the microcode update encrypted data is 2000 bytes (or 500 DWORDs).
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// Sane values are less than 0x1000000
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UINT32 TotalSize; // Specifies the total size of the microcode update in bytes.
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// It is the summation of the header size, the encrypted data size and the size of the optional extended signature table.
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// This value is always a multiple of 1024 according to the spec, but Intel already breached it several times.
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// Sane values are less than 0x1000000
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UINT8 Reserved[12]; // Zeroes
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UINT32 HeaderVersion; // 0x00000001
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UINT32 UpdateRevision;
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UINT16 DateYear; // BCD
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UINT8 DateDay; // BCD
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UINT8 DateMonth; // BCD
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UINT32 ProcessorSignature;
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UINT32 Checksum; // Checksum of Update Data and Header. Used to verify the integrity of the update header and data.
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// Checksum is correct when the summation of all the DWORDs (including the extended Processor Signature Table)
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// that comprise the microcode update result in 00000000H.
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UINT32 LoaderRevision; // 0x00000001
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UINT8 ProcessorFlags;
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UINT8 ProcessorFlagsReserved[3]; // Zeroes
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UINT32 DataSize; // Specifies the size of the encrypted data in bytes, and must be a multiple of DWORDs.
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// If this value is 00000000H, then the microcode update encrypted data is 2000 bytes (or 500 DWORDs).
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// Sane values are less than 0x1000000
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UINT32 TotalSize; // Specifies the total size of the microcode update in bytes.
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// It is the summation of the header size, the encrypted data size and the size of the optional extended signature table.
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// This value is always a multiple of 1024 according to the spec, but Intel already breached it several times.
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// Sane values are less than 0x1000000
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UINT8 Reserved[12]; // Zeroes
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} INTEL_MICROCODE_HEADER;
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#define INTEL_MICROCODE_REAL_DATA_SIZE_ON_ZERO 2000
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@ -95,11 +95,11 @@ typedef struct INTEL_MICROCODE_EXTENDED_HEADER_ {
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} INTEL_MICROCODE_EXTENDED_HEADER;
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typedef struct INTEL_MICROCODE_EXTENDED_HEADER_ENTRY_ {
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UINT32 CpuSignature;
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UINT32 CpuFlags;
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UINT32 Checksum; // To calculate the Checksum, substitute the Primary Processor Signature entry and the Processor Flags entry with the corresponding Extended Patch entry.
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// Delete the Extended Processor Signature Table entries.
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// Checksum is correct when the summation of all DWORDs that comprise the created Extended Processor Patch results in 00000000H.
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UINT32 ProcessorSignature;
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UINT32 ProcessorFlags;
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UINT32 Checksum; // To calculate the Checksum, substitute the Primary Processor Signature entry and the Processor Flags entry with the corresponding Extended Patch entry.
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// Delete the Extended Processor Signature Table entries.
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// Checksum is correct when the summation of all DWORDs that comprise the created Extended Processor Patch results in 00000000H.
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} INTEL_MICROCODE_EXTENDED_HEADER_ENTRY;
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#define INTEL_MICROCODE_HEADER_VERSION_1 0x00000001
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