From: "Chen, Chen A" <chen.a.chen@intel.com>
To: "Gao, Liming" <liming.gao@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Feng, Bob C" <bob.c.feng@intel.com>
Subject: Re: [edk2-platform][PATCH] Silicon/Tools/FitGen: Add FitGen feature to support uCode Capsule Update
Date: Mon, 2 Dec 2019 05:51:45 +0000 [thread overview]
Message-ID: <8CCE94730AD68946B3D28B43192D9D2D06F1B589@shsmsx102.ccr.corp.intel.com> (raw)
In-Reply-To: <1575265560-383388-1-git-send-email-liming.gao@intel.com>
Bugzilla, https://bugzilla.tianocore.org/show_bug.cgi?id=2321
-----Original Message-----
From: Gao, Liming
Sent: Monday, December 2, 2019 1:46 PM
To: devel@edk2.groups.io
Cc: Chen, Chen A <chen.a.chen@intel.com>; Feng, Bob C <bob.c.feng@intel.com>
Subject: [edk2-platform][PATCH] Silicon/Tools/FitGen: Add FitGen feature to support uCode Capsule Update
From: Chen A Chen <chen.a.chen@intel.com>
Add slot mode handling with a header array.
Signed-off-by: Chen A Chen <chen.a.chen@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Bob Feng <bob.c.feng@intel.com>
---
Silicon/Intel/Tools/FitGen/FitGen.c | 183 +++++++++++++++++++++++++-----------
1 file changed, 129 insertions(+), 54 deletions(-)
diff --git a/Silicon/Intel/Tools/FitGen/FitGen.c b/Silicon/Intel/Tools/FitGen/FitGen.c
index faf9880060..ab236d0ab0 100644
--- a/Silicon/Intel/Tools/FitGen/FitGen.c
+++ b/Silicon/Intel/Tools/FitGen/FitGen.c
@@ -312,12 +312,13 @@ Returns:
{
printf ("Usage (generate): %s [-D] InputFvRecoveryFile OutputFvRecoveryFile\n"
"\t[-V <FitEntryDefaultVersion>]\n"
- "\t[-F <FitTablePointerOffset>] [-F <FitTablePointerOffset>] [-V <FitHeaderVersion>]\n"
- "\t[-NA]\n"
- "\t[-CLEAR]\n"
- "\t[-I <BiosInfoGuid>]\n"
- "\t[-S <StartupAcmAddress StartupAcmSize>|<StartupAcmGuid>] [-V <StartupAcmVersion>]\n"
- "\t[-B <BiosModuleAddress BiosModuleSize>] [-B ...] [-V <BiosModuleVersion>]\n"
+ "\t[-F <FitTablePointerOffset>] [-F <FitTablePointerOffset>] [-V <FitHeaderVersion>]\n"
+ "\t[-NA]\n"
+ "\t[-CLEAR]\n"
+ "\t[-L <MicrocodeSlotSize> <MicrocodeFfsGuid>]\n"
+ "\t[-I <BiosInfoGuid>]\n"
+ "\t[-S <StartupAcmAddress StartupAcmSize>|<StartupAcmGuid>] [-V <StartupAcmVersion>]\n"
+ "\t[-B <BiosModuleAddress BiosModuleSize>] [-B ...] [-V <BiosModuleVersion>]\n"
"\t[-M <MicrocodeAddress MicrocodeSize>] [-M ...]|[-U <MicrocodeFv MicrocodeBase>|<MicrocodeRegionOffset MicrocodeRegionSize>|<MicrocodeGuid>] [-V <MicrocodeVersion>]\n"
"\t[-O RecordType <RecordDataAddress RecordDataSize>|<RESERVE RecordDataSize>|<RecordDataGuid>|<RecordBinFile> [-V <RecordVersion>]] [-O ... [-V ...]]\n"
"\t[-P RecordType <IndexPort DataPort Width Bit Index> [-V <RecordVersion>]] [-P ... [-V ...]]\n"
@@ -337,12 +338,14 @@ Returns:
printf ("\tMicrocodeSize - Size of Microcode.\n");
printf ("\tMicrocodeFv - Name of Microcode.fv file.\n");
printf ("\tMicrocodeBase - The base address of Microcode.fv in final FD image.\n");
- printf ("\tMicrocodeRegionOffset - Offset of Microcode region in input FD image.\n");
- printf ("\tMicrocodeRegionSize - Size of Microcode region in input FD image.\n");
- printf ("\tMicrocodeGuid - Guid of Microcode Module.\n");
- printf ("\t-NA - No 0x800 aligned Microcode requirement. No -NA means Microcode is 0x800 aligned.\n");
- printf ("\tRecordType - FIT entry record type. User should ensure it is ordered.\n");
- printf ("\tRecordDataAddress - FIT entry record data address.\n");
+ printf ("\tMicrocodeRegionOffset - Offset of Microcode region in input FD image.\n");
+ printf ("\tMicrocodeRegionSize - Size of Microcode region in input FD image.\n");
+ printf ("\tMicrocodeGuid - Guid of Microcode Module.\n");
+ printf ("\tMicrocodeSlotSize - Occupied region size of each Microcode binary.\n");
+ printf ("\tMicrocodeFfsGuid - Guid of FFS which is used to save Microcode binary");
+ printf ("\t-NA - No 0x800 aligned Microcode requirement. No -NA means Microcode is 0x800 aligned.\n");
+ printf ("\tRecordType - FIT entry record type. User should ensure it is ordered.\n");
+ printf ("\tRecordDataAddress - FIT entry record data address.\n");
printf ("\tRecordDataSize - FIT entry record data size.\n");
printf ("\tRecordDataGuid - FIT entry record data GUID.\n");
printf ("\tRecordBinFile - FIT entry record data binary file.\n");
@@ -761,32 +764,39 @@ Returns:
FitEntryNumber - The FIT entry number
0 - Argument parse fail
-*/
-{
- EFI_GUID Guid;
- INTN Index;
- UINT8 *FileBuffer;
- UINT32 FileSize;
+*/
+{
+ EFI_GUID Guid;
+ EFI_GUID MicrocodeFfsGuid;
+ INTN Index;
+ UINT8 *FileBuffer;
+ UINT32 FileSize;
UINT32 Type;
UINT8 *MicrocodeFileBuffer;
UINT8 *MicrocodeFileBufferRaw;
UINT32 MicrocodeFileSize;
- UINT32 MicrocodeBase;
- UINT32 MicrocodeSize;
- UINT8 *MicrocodeBuffer;
- UINT32 MicrocodeRegionOffset;
- UINT32 MicrocodeRegionSize;
- STATUS Status;
- EFI_FIRMWARE_VOLUME_HEADER *FvHeader;
- UINTN FitEntryNumber;
- BOOLEAN BiosInfoExist;
- BIOS_INFO_HEADER *BiosInfo;
- BIOS_INFO_STRUCT *BiosInfoStruct;
- UINTN BiosInfoIndex;
-
- //
- // Init index
- //
+ UINT32 MicrocodeBase;
+ UINT32 MicrocodeSize;
+ UINT8 *MicrocodeBuffer;
+ UINT32 MicrocodeBufferSize;
+ UINT8 *Walker;
+ UINT32 MicrocodeRegionOffset;
+ UINT32 MicrocodeRegionSize;
+ UINT32 SlotSize;
+ STATUS Status;
+ EFI_FIRMWARE_VOLUME_HEADER *FvHeader;
+ UINTN FitEntryNumber;
+ BOOLEAN BiosInfoExist;
+ BOOLEAN SlotMode;
+ BIOS_INFO_HEADER *BiosInfo;
+ BIOS_INFO_STRUCT *BiosInfoStruct;
+ UINTN BiosInfoIndex;
+
+ SlotMode = FALSE;
+
+ //
+ // Init index
+ //
Index = 3;
if (((strcmp (argv[1], "-D") == 0) ||
(strcmp (argv[1], "-d") == 0)) ) { @@ -897,13 +907,40 @@ Returns:
// Do not parse any more
//
return 0;
- }
-
- //
- // 0.5 BiosInfo
- //
- if ((Index + 1 >= argc) ||
- ((strcmp (argv[Index], "-I") != 0) &&
+ }
+
+ //
+ // 0.5 SlotSize
+ //
+ if ((Index + 1 >= argc) ||
+ ((strcmp (argv[Index], "-L") != 0) &&
+ (strcmp (argv[Index], "-l") != 0)) ) {
+ //
+ // Bypass
+ //
+ SlotSize = 0;
+ } else {
+ SlotSize = xtoi (argv[Index + 1]);
+
+ if (SlotSize == 0) {
+ printf ("Invalid slotsize = %d\n", SlotSize);
+ return 0;
+ }
+
+ SlotMode = IsGuidData(argv[Index + 2], &MicrocodeFfsGuid);
+ if (!SlotMode) {
+ printf ("Need a ffs GUID for search uCode ffs\n");
+ return 0;
+ }
+
+ Index += 3;
+ }
+
+ //
+ // 0.6 BiosInfo
+ //
+ if ((Index + 1 >= argc) ||
+ ((strcmp (argv[Index], "-I") != 0) &&
(strcmp (argv[Index], "-i") != 0)) ) {
//
// Bypass
@@ -1004,12 +1041,22 @@ Returns:
if (FvHeader->Signature == EFI_FVH_SIGNATURE) {
// Skip FV header + FFS header
MicrocodeBuffer = MicrocodeFileBuffer + sizeof(EFI_FIRMWARE_VOLUME_HEADER) + sizeof(EFI_FV_BLOCK_MAP_ENTRY) + sizeof(EFI_FFS_FILE_HEADER);
- } else {
- MicrocodeBuffer = MicrocodeFileBuffer;
- }
- while ((UINT32)(MicrocodeBuffer - MicrocodeFileBuffer) < MicrocodeFileSize) {
- if (*(UINT32 *)(MicrocodeBuffer) != 0x1) { // HeaderVersion
- break;
+ } else {
+ MicrocodeBuffer = MicrocodeFileBuffer;
+ }
+
+ if (SlotMode) {
+ MicrocodeBuffer = FindFileFromFvByGuid(MicrocodeFileBuffer, MicrocodeFileSize, &MicrocodeFfsGuid, &MicrocodeBufferSize);
+ if (MicrocodeBuffer == NULL) {
+ printf ("-L Parameter incorrect, GUID not found\n");
+ // not found
+ return 0;
+ }
+ }
+
+ while ((UINT32)(MicrocodeBuffer - MicrocodeFileBuffer) < MicrocodeFileSize) {
+ if (*(UINT32 *)(MicrocodeBuffer) != 0x1) { // HeaderVersion
+ break;
}
if (*(UINT32 *)(MicrocodeBuffer + 20) != 0x1) { // LoaderVersion
break;
@@ -1037,13 +1084,41 @@ Returns:
gFitTableContext.Microcode[gFitTableContext.MicrocodeNumber].Type = FIT_TABLE_TYPE_MICROCODE;
gFitTableContext.Microcode[gFitTableContext.MicrocodeNumber].Address = MicrocodeBase + ((UINT32) (UINTN) MicrocodeBuffer - (UINT32) (UINTN) MicrocodeFileBuffer);
gFitTableContext.Microcode[gFitTableContext.MicrocodeNumber].Size = MicrocodeSize;
- gFitTableContext.MicrocodeNumber++;
- gFitTableContext.FitEntryNumber++;
-
- MicrocodeBuffer += MicrocodeSize;
- }
- }
- break;
+ gFitTableContext.MicrocodeNumber++;
+ gFitTableContext.FitEntryNumber++;
+
+ if (SlotSize != 0) {
+ MicrocodeBuffer += SlotSize;
+ } else {
+ MicrocodeBuffer += MicrocodeSize;
+ }
+ }
+
+ ///
+ /// Check the remaining buffer
+ ///
+ if (((UINT32)(MicrocodeBuffer - MicrocodeFileBuffer) < MicrocodeFileSize) && SlotMode != 0) {
+ for (Walker = MicrocodeBuffer; Walker < MicrocodeFileBuffer + MicrocodeFileSize; Walker++) {
+ if (*Walker != 0xFF) {
+ printf ("Error: detect non-spare space after uCode array, please check uCode array!\n");
+ return 0;
+ }
+ }
+
+ ///
+ /// Split the spare space as empty buffer for save uCode patch.
+ ///
+ while (MicrocodeBuffer + SlotSize <= MicrocodeFileBuffer + MicrocodeFileSize) {
+ gFitTableContext.Microcode[gFitTableContext.MicrocodeNumber].Type = FIT_TABLE_TYPE_MICROCODE;
+ gFitTableContext.Microcode[gFitTableContext.MicrocodeNumber].Address = MicrocodeBase + ((UINT32) (UINTN) MicrocodeBuffer - (UINT32) (UINTN) MicrocodeFileBuffer);
+ gFitTableContext.MicrocodeNumber++;
+ gFitTableContext.FitEntryNumber++;
+
+ MicrocodeBuffer += SlotSize;
+ }
+ }
+ }
+ break;
case FIT_TABLE_TYPE_TPM_POLICY:
case FIT_TABLE_TYPE_BIOS_POLICY:
case FIT_TABLE_TYPE_TXT_POLICY:
--
2.16.2.windows.1
next prev parent reply other threads:[~2019-12-02 5:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-02 5:46 [edk2-platform][PATCH] Silicon/Tools/FitGen: Add FitGen feature to support uCode Capsule Update Liming Gao
2019-12-02 5:51 ` Chen, Chen A [this message]
2019-12-03 7:01 ` Liming Gao
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