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-rw-r--r--UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c384
1 files changed, 204 insertions, 180 deletions
diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c
index c92387625d..4e8f897f5e 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmStm.c
@@ -24,21 +24,21 @@
#include "CpuFeaturesLib.h"
#include "SmmStm.h"
-#define TXT_EVTYPE_BASE 0x400
-#define TXT_EVTYPE_STM_HASH (TXT_EVTYPE_BASE + 14)
+#define TXT_EVTYPE_BASE 0x400
+#define TXT_EVTYPE_STM_HASH (TXT_EVTYPE_BASE + 14)
-#define RDWR_ACCS 3
-#define FULL_ACCS 7
+#define RDWR_ACCS 3
+#define FULL_ACCS 7
EFI_HANDLE mStmSmmCpuHandle = NULL;
-BOOLEAN mLockLoadMonitor = FALSE;
+BOOLEAN mLockLoadMonitor = FALSE;
//
// Template of STM_RSC_END structure for copying.
//
-GLOBAL_REMOVE_IF_UNREFERENCED STM_RSC_END mRscEndNode = {
- {END_OF_RESOURCES, sizeof (STM_RSC_END)},
+GLOBAL_REMOVE_IF_UNREFERENCED STM_RSC_END mRscEndNode = {
+ { END_OF_RESOURCES, sizeof (STM_RSC_END) },
};
GLOBAL_REMOVE_IF_UNREFERENCED UINT8 *mStmResourcesPtr = NULL;
@@ -52,7 +52,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED UINT32 mStmState = 0;
// System Configuration Table pointing to STM Configuration Table
//
GLOBAL_REMOVE_IF_UNREFERENCED
-EFI_SM_MONITOR_INIT_PROTOCOL mSmMonitorInitProtocol = {
+EFI_SM_MONITOR_INIT_PROTOCOL mSmMonitorInitProtocol = {
LoadMonitor,
AddPiResource,
DeletePiResource,
@@ -60,10 +60,7 @@ EFI_SM_MONITOR_INIT_PROTOCOL mSmMonitorInitProtocol = {
GetMonitorState,
};
-
-
-
-#define CPUID1_EDX_XD_SUPPORT 0x100000
+#define CPUID1_EDX_XD_SUPPORT 0x100000
//
// External global variables associated with SMI Handler Template
@@ -146,10 +143,10 @@ SmmCpuFeaturesLibStmConstructor (
//
// Retrieve MSEG location from MSEG SRAM HOB
//
- SmramDescriptor = (EFI_SMRAM_DESCRIPTOR *) GET_GUID_HOB_DATA (GuidHob);
+ SmramDescriptor = (EFI_SMRAM_DESCRIPTOR *)GET_GUID_HOB_DATA (GuidHob);
if (SmramDescriptor->PhysicalSize > 0) {
- mMsegBase = (UINTN)SmramDescriptor->CpuStart;
- mMsegSize = (UINTN)SmramDescriptor->PhysicalSize;
+ mMsegBase = (UINTN)SmramDescriptor->CpuStart;
+ mMsegSize = (UINTN)SmramDescriptor->PhysicalSize;
}
} else if (PcdGet32 (PcdCpuMsegSize) > 0) {
//
@@ -162,6 +159,7 @@ SmmCpuFeaturesLibStmConstructor (
DEBUG ((DEBUG_ERROR, "Not enough SMRAM resource to allocate MSEG size %08x\n", PcdGet32 (PcdCpuMsegSize)));
}
}
+
if (mMsegBase > 0) {
DEBUG ((DEBUG_INFO, "MsegBase: 0x%08x, MsegSize: 0x%08x\n", mMsegBase, mMsegSize));
}
@@ -251,16 +249,16 @@ SmmCpuFeaturesInstallSmiHandler (
IN UINT32 Cr3
)
{
- EFI_STATUS Status;
- TXT_PROCESSOR_SMM_DESCRIPTOR *Psd;
- VOID *Hob;
- UINT32 RegEax;
- UINT32 RegEdx;
- EFI_PROCESSOR_INFORMATION ProcessorInfo;
+ EFI_STATUS Status;
+ TXT_PROCESSOR_SMM_DESCRIPTOR *Psd;
+ VOID *Hob;
+ UINT32 RegEax;
+ UINT32 RegEdx;
+ EFI_PROCESSOR_INFORMATION ProcessorInfo;
CopyMem ((VOID *)((UINTN)SmBase + TXT_SMM_PSD_OFFSET), &gcStmPsd, sizeof (gcStmPsd));
- Psd = (TXT_PROCESSOR_SMM_DESCRIPTOR *)(VOID *)((UINTN)SmBase + TXT_SMM_PSD_OFFSET);
- Psd->SmmGdtPtr = GdtBase;
+ Psd = (TXT_PROCESSOR_SMM_DESCRIPTOR *)(VOID *)((UINTN)SmBase + TXT_SMM_PSD_OFFSET);
+ Psd->SmmGdtPtr = GdtBase;
Psd->SmmGdtSize = (UINT32)GdtSize;
//
@@ -293,49 +291,49 @@ SmmCpuFeaturesInstallSmiHandler (
//
// Set the value at the top of the CPU stack to the CPU Index
//
- *(UINTN*)(UINTN)gStmSmiStack = CpuIndex;
+ *(UINTN *)(UINTN)gStmSmiStack = CpuIndex;
//
// Copy template to CPU specific SMI handler location
//
CopyMem (
- (VOID*)((UINTN)SmBase + SMM_HANDLER_OFFSET),
- (VOID*)gcStmSmiHandlerTemplate,
+ (VOID *)((UINTN)SmBase + SMM_HANDLER_OFFSET),
+ (VOID *)gcStmSmiHandlerTemplate,
gcStmSmiHandlerSize
);
Psd->SmmSmiHandlerRip = SmBase + SMM_HANDLER_OFFSET + gcStmSmiHandlerOffset;
- Psd->SmmSmiHandlerRsp = (UINTN)SmiStack + StackSize - sizeof(UINTN);
+ Psd->SmmSmiHandlerRsp = (UINTN)SmiStack + StackSize - sizeof (UINTN);
Psd->SmmCr3 = Cr3;
- DEBUG((DEBUG_INFO, "CpuSmmStmExceptionStackSize - %x\n", PcdGet32(PcdCpuSmmStmExceptionStackSize)));
- DEBUG((DEBUG_INFO, "Pages - %x\n", EFI_SIZE_TO_PAGES(PcdGet32(PcdCpuSmmStmExceptionStackSize))));
- Psd->StmProtectionExceptionHandler.SpeRsp = (UINT64)(UINTN)AllocatePages (EFI_SIZE_TO_PAGES (PcdGet32 (PcdCpuSmmStmExceptionStackSize)));
+ DEBUG ((DEBUG_INFO, "CpuSmmStmExceptionStackSize - %x\n", PcdGet32 (PcdCpuSmmStmExceptionStackSize)));
+ DEBUG ((DEBUG_INFO, "Pages - %x\n", EFI_SIZE_TO_PAGES (PcdGet32 (PcdCpuSmmStmExceptionStackSize))));
+ Psd->StmProtectionExceptionHandler.SpeRsp = (UINT64)(UINTN)AllocatePages (EFI_SIZE_TO_PAGES (PcdGet32 (PcdCpuSmmStmExceptionStackSize)));
Psd->StmProtectionExceptionHandler.SpeRsp += EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (PcdGet32 (PcdCpuSmmStmExceptionStackSize)));
- Psd->BiosHwResourceRequirementsPtr = (UINT64)(UINTN)GetStmResource ();
+ Psd->BiosHwResourceRequirementsPtr = (UINT64)(UINTN)GetStmResource ();
//
// Get the APIC ID for the CPU specified by CpuIndex
//
Status = mSmmCpuFeaturesLibMpService->GetProcessorInfo (
- mSmmCpuFeaturesLibMpService,
- CpuIndex,
- &ProcessorInfo
- );
+ mSmmCpuFeaturesLibMpService,
+ CpuIndex,
+ &ProcessorInfo
+ );
ASSERT_EFI_ERROR (Status);
Psd->LocalApicId = (UINT32)ProcessorInfo.ProcessorId;
- Psd->AcpiRsdp = 0;
+ Psd->AcpiRsdp = 0;
Hob = GetFirstHob (EFI_HOB_TYPE_CPU);
if (Hob != NULL) {
- Psd->PhysicalAddressBits = ((EFI_HOB_CPU *) Hob)->SizeOfMemorySpace;
+ Psd->PhysicalAddressBits = ((EFI_HOB_CPU *)Hob)->SizeOfMemorySpace;
} else {
AsmCpuid (0x80000000, &RegEax, NULL, NULL, NULL);
if (RegEax >= 0x80000008) {
AsmCpuid (0x80000008, &RegEax, NULL, NULL, NULL);
- Psd->PhysicalAddressBits = (UINT8) RegEax;
+ Psd->PhysicalAddressBits = (UINT8)RegEax;
} else {
Psd->PhysicalAddressBits = 36;
}
@@ -385,6 +383,7 @@ SmmEndOfDxeEventNotify (
break;
}
}
+
if (Rsdp == NULL) {
for (Index = 0; Index < gST->NumberOfTableEntries; Index++) {
if (CompareGuid (&(gST->ConfigurationTable[Index].VendorGuid), &gEfiAcpi10TableGuid)) {
@@ -416,8 +415,8 @@ StmSmmConfigurationTableInit (
VOID
)
{
- EFI_STATUS Status;
- VOID *Registration;
+ EFI_STATUS Status;
+ VOID *Registration;
Status = gSmst->SmmInstallProtocolInterface (
&mStmSmmCpuHandle,
@@ -468,19 +467,19 @@ GetMonitorState (
**/
BOOLEAN
HandleSingleResource (
- IN STM_RSC *Resource,
- IN STM_RSC *Record
+ IN STM_RSC *Resource,
+ IN STM_RSC *Record
)
{
- UINT64 ResourceLo;
- UINT64 ResourceHi;
- UINT64 RecordLo;
- UINT64 RecordHi;
+ UINT64 ResourceLo;
+ UINT64 ResourceHi;
+ UINT64 RecordLo;
+ UINT64 RecordHi;
ResourceLo = 0;
ResourceHi = 0;
- RecordLo = 0;
- RecordHi = 0;
+ RecordLo = 0;
+ RecordHi = 0;
//
// Calling code is responsible for making sure that
@@ -488,62 +487,69 @@ HandleSingleResource (
// thus we use just one of them as switch variable.
//
switch (Resource->Header.RscType) {
- case MEM_RANGE:
- case MMIO_RANGE:
- ResourceLo = Resource->Mem.Base;
- ResourceHi = Resource->Mem.Base + Resource->Mem.Length;
- RecordLo = Record->Mem.Base;
- RecordHi = Record->Mem.Base + Record->Mem.Length;
- if (Resource->Mem.RWXAttributes != Record->Mem.RWXAttributes) {
- if ((ResourceLo == RecordLo) && (ResourceHi == RecordHi)) {
- Record->Mem.RWXAttributes = Resource->Mem.RWXAttributes | Record->Mem.RWXAttributes;
- return TRUE;
- } else {
+ case MEM_RANGE:
+ case MMIO_RANGE:
+ ResourceLo = Resource->Mem.Base;
+ ResourceHi = Resource->Mem.Base + Resource->Mem.Length;
+ RecordLo = Record->Mem.Base;
+ RecordHi = Record->Mem.Base + Record->Mem.Length;
+ if (Resource->Mem.RWXAttributes != Record->Mem.RWXAttributes) {
+ if ((ResourceLo == RecordLo) && (ResourceHi == RecordHi)) {
+ Record->Mem.RWXAttributes = Resource->Mem.RWXAttributes | Record->Mem.RWXAttributes;
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+ }
+
+ break;
+ case IO_RANGE:
+ case TRAPPED_IO_RANGE:
+ ResourceLo = (UINT64)Resource->Io.Base;
+ ResourceHi = (UINT64)Resource->Io.Base + (UINT64)Resource->Io.Length;
+ RecordLo = (UINT64)Record->Io.Base;
+ RecordHi = (UINT64)Record->Io.Base + (UINT64)Record->Io.Length;
+ break;
+ case PCI_CFG_RANGE:
+ if ((Resource->PciCfg.OriginatingBusNumber != Record->PciCfg.OriginatingBusNumber) ||
+ (Resource->PciCfg.LastNodeIndex != Record->PciCfg.LastNodeIndex))
+ {
return FALSE;
}
- }
- break;
- case IO_RANGE:
- case TRAPPED_IO_RANGE:
- ResourceLo = (UINT64) Resource->Io.Base;
- ResourceHi = (UINT64) Resource->Io.Base + (UINT64) Resource->Io.Length;
- RecordLo = (UINT64) Record->Io.Base;
- RecordHi = (UINT64) Record->Io.Base + (UINT64) Record->Io.Length;
- break;
- case PCI_CFG_RANGE:
- if ((Resource->PciCfg.OriginatingBusNumber != Record->PciCfg.OriginatingBusNumber) ||
- (Resource->PciCfg.LastNodeIndex != Record->PciCfg.LastNodeIndex)) {
- return FALSE;
- }
- if (CompareMem (Resource->PciCfg.PciDevicePath, Record->PciCfg.PciDevicePath, sizeof(STM_PCI_DEVICE_PATH_NODE) * (Resource->PciCfg.LastNodeIndex + 1)) != 0) {
- return FALSE;
- }
- ResourceLo = (UINT64) Resource->PciCfg.Base;
- ResourceHi = (UINT64) Resource->PciCfg.Base + (UINT64) Resource->PciCfg.Length;
- RecordLo = (UINT64) Record->PciCfg.Base;
- RecordHi = (UINT64) Record->PciCfg.Base + (UINT64) Record->PciCfg.Length;
- if (Resource->PciCfg.RWAttributes != Record->PciCfg.RWAttributes) {
- if ((ResourceLo == RecordLo) && (ResourceHi == RecordHi)) {
- Record->PciCfg.RWAttributes = Resource->PciCfg.RWAttributes | Record->PciCfg.RWAttributes;
- return TRUE;
- } else {
+
+ if (CompareMem (Resource->PciCfg.PciDevicePath, Record->PciCfg.PciDevicePath, sizeof (STM_PCI_DEVICE_PATH_NODE) * (Resource->PciCfg.LastNodeIndex + 1)) != 0) {
return FALSE;
}
- }
- break;
- case MACHINE_SPECIFIC_REG:
- //
- // Special case - merge MSR masks in place.
- //
- if (Resource->Msr.MsrIndex != Record->Msr.MsrIndex) {
+
+ ResourceLo = (UINT64)Resource->PciCfg.Base;
+ ResourceHi = (UINT64)Resource->PciCfg.Base + (UINT64)Resource->PciCfg.Length;
+ RecordLo = (UINT64)Record->PciCfg.Base;
+ RecordHi = (UINT64)Record->PciCfg.Base + (UINT64)Record->PciCfg.Length;
+ if (Resource->PciCfg.RWAttributes != Record->PciCfg.RWAttributes) {
+ if ((ResourceLo == RecordLo) && (ResourceHi == RecordHi)) {
+ Record->PciCfg.RWAttributes = Resource->PciCfg.RWAttributes | Record->PciCfg.RWAttributes;
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+ }
+
+ break;
+ case MACHINE_SPECIFIC_REG:
+ //
+ // Special case - merge MSR masks in place.
+ //
+ if (Resource->Msr.MsrIndex != Record->Msr.MsrIndex) {
+ return FALSE;
+ }
+
+ Record->Msr.ReadMask |= Resource->Msr.ReadMask;
+ Record->Msr.WriteMask |= Resource->Msr.WriteMask;
+ return TRUE;
+ default:
return FALSE;
- }
- Record->Msr.ReadMask |= Resource->Msr.ReadMask;
- Record->Msr.WriteMask |= Resource->Msr.WriteMask;
- return TRUE;
- default:
- return FALSE;
}
+
//
// If resources are disjoint
//
@@ -557,6 +563,7 @@ HandleSingleResource (
if ((ResourceLo >= RecordLo) && (ResourceHi <= RecordHi)) {
return TRUE;
}
+
//
// Resources are overlapping.
// Resource and record are merged.
@@ -565,22 +572,22 @@ HandleSingleResource (
ResourceHi = (ResourceHi > RecordHi) ? ResourceHi : RecordHi;
switch (Resource->Header.RscType) {
- case MEM_RANGE:
- case MMIO_RANGE:
- Record->Mem.Base = ResourceLo;
- Record->Mem.Length = ResourceHi - ResourceLo;
- break;
- case IO_RANGE:
- case TRAPPED_IO_RANGE:
- Record->Io.Base = (UINT16) ResourceLo;
- Record->Io.Length = (UINT16) (ResourceHi - ResourceLo);
- break;
- case PCI_CFG_RANGE:
- Record->PciCfg.Base = (UINT16) ResourceLo;
- Record->PciCfg.Length = (UINT16) (ResourceHi - ResourceLo);
- break;
- default:
- return FALSE;
+ case MEM_RANGE:
+ case MMIO_RANGE:
+ Record->Mem.Base = ResourceLo;
+ Record->Mem.Length = ResourceHi - ResourceLo;
+ break;
+ case IO_RANGE:
+ case TRAPPED_IO_RANGE:
+ Record->Io.Base = (UINT16)ResourceLo;
+ Record->Io.Length = (UINT16)(ResourceHi - ResourceLo);
+ break;
+ case PCI_CFG_RANGE:
+ Record->PciCfg.Base = (UINT16)ResourceLo;
+ Record->PciCfg.Length = (UINT16)(ResourceHi - ResourceLo);
+ break;
+ default:
+ return FALSE;
}
return TRUE;
@@ -595,10 +602,10 @@ HandleSingleResource (
**/
VOID
AddSingleResource (
- IN STM_RSC *Resource
+ IN STM_RSC *Resource
)
{
- STM_RSC *Record;
+ STM_RSC *Record;
Record = (STM_RSC *)mStmResourcesPtr;
@@ -606,6 +613,7 @@ AddSingleResource (
if (Record->Header.RscType == END_OF_RESOURCES) {
break;
}
+
//
// Go to next record if resource and record types don't match.
//
@@ -613,12 +621,14 @@ AddSingleResource (
Record = (STM_RSC *)((UINTN)Record + Record->Header.Length);
continue;
}
+
//
// Record is handled inside of procedure - don't adjust.
//
if (HandleSingleResource (Resource, Record)) {
- return ;
+ return;
}
+
Record = (STM_RSC *)((UINTN)Record + Record->Header.Length);
}
@@ -626,19 +636,19 @@ AddSingleResource (
// Add resource to the end of area.
//
CopyMem (
- mStmResourcesPtr + mStmResourceSizeUsed - sizeof(mRscEndNode),
+ mStmResourcesPtr + mStmResourceSizeUsed - sizeof (mRscEndNode),
Resource,
Resource->Header.Length
);
CopyMem (
- mStmResourcesPtr + mStmResourceSizeUsed - sizeof(mRscEndNode) + Resource->Header.Length,
+ mStmResourcesPtr + mStmResourceSizeUsed - sizeof (mRscEndNode) + Resource->Header.Length,
&mRscEndNode,
- sizeof(mRscEndNode)
+ sizeof (mRscEndNode)
);
- mStmResourceSizeUsed += Resource->Header.Length;
+ mStmResourceSizeUsed += Resource->Header.Length;
mStmResourceSizeAvailable = mStmResourceTotalSize - mStmResourceSizeUsed;
- return ;
+ return;
}
/**
@@ -652,13 +662,13 @@ AddSingleResource (
**/
VOID
AddResource (
- IN STM_RSC *ResourceList,
- IN UINT32 NumEntries OPTIONAL
+ IN STM_RSC *ResourceList,
+ IN UINT32 NumEntries OPTIONAL
)
{
- UINT32 Count;
- UINTN Index;
- STM_RSC *Resource;
+ UINT32 Count;
+ UINTN Index;
+ STM_RSC *Resource;
if (NumEntries == 0) {
Count = 0xFFFFFFFF;
@@ -670,12 +680,14 @@ AddResource (
for (Index = 0; Index < Count; Index++) {
if (Resource->Header.RscType == END_OF_RESOURCES) {
- return ;
+ return;
}
+
AddSingleResource (Resource);
Resource = (STM_RSC *)((UINTN)Resource + Resource->Header.Length);
}
- return ;
+
+ return;
}
/**
@@ -692,14 +704,14 @@ AddResource (
**/
BOOLEAN
ValidateResource (
- IN STM_RSC *ResourceList,
- IN UINT32 NumEntries OPTIONAL
+ IN STM_RSC *ResourceList,
+ IN UINT32 NumEntries OPTIONAL
)
{
- UINT32 Count;
- UINTN Index;
- STM_RSC *Resource;
- UINTN SubIndex;
+ UINT32 Count;
+ UINTN Index;
+ STM_RSC *Resource;
+ UINTN SubIndex;
//
// If NumEntries == 0 make it very big. Scan will be terminated by
@@ -724,21 +736,23 @@ ValidateResource (
switch (Resource->Header.RscType) {
case END_OF_RESOURCES:
if (Resource->Header.Length != sizeof (STM_RSC_END)) {
- return FALSE;
+ return FALSE;
}
+
//
// If we are passed actual number of resources to add,
// END_OF_RESOURCES structure between them is considered an
// error. If NumEntries == 0 END_OF_RESOURCES is a termination.
//
if (NumEntries != 0) {
- return FALSE;
+ return FALSE;
} else {
//
// If NumEntries == 0 and list reached end - return success.
//
return TRUE;
}
+
break;
case MEM_RANGE:
@@ -750,6 +764,7 @@ ValidateResource (
if (Resource->Mem.RWXAttributes > FULL_ACCS) {
return FALSE;
}
+
break;
case IO_RANGE:
@@ -761,35 +776,42 @@ ValidateResource (
if ((Resource->Io.Base + Resource->Io.Length) > 0xFFFF) {
return FALSE;
}
+
break;
case PCI_CFG_RANGE:
DEBUG ((DEBUG_INFO, "ValidateResource - PCI (0x%02x, 0x%08x, 0x%02x, 0x%02x)\n", Resource->PciCfg.OriginatingBusNumber, Resource->PciCfg.LastNodeIndex, Resource->PciCfg.PciDevicePath[0].PciDevice, Resource->PciCfg.PciDevicePath[0].PciFunction));
- if (Resource->Header.Length != sizeof (STM_RSC_PCI_CFG_DESC) + (sizeof(STM_PCI_DEVICE_PATH_NODE) * Resource->PciCfg.LastNodeIndex)) {
+ if (Resource->Header.Length != sizeof (STM_RSC_PCI_CFG_DESC) + (sizeof (STM_PCI_DEVICE_PATH_NODE) * Resource->PciCfg.LastNodeIndex)) {
return FALSE;
}
+
for (SubIndex = 0; SubIndex <= Resource->PciCfg.LastNodeIndex; SubIndex++) {
if ((Resource->PciCfg.PciDevicePath[SubIndex].PciDevice > 0x1F) || (Resource->PciCfg.PciDevicePath[SubIndex].PciFunction > 7)) {
return FALSE;
}
}
+
if ((Resource->PciCfg.Base + Resource->PciCfg.Length) > 0x1000) {
return FALSE;
}
+
break;
case MACHINE_SPECIFIC_REG:
if (Resource->Header.Length != sizeof (STM_RSC_MSR_DESC)) {
return FALSE;
}
+
break;
- default :
+ default:
DEBUG ((DEBUG_ERROR, "ValidateResource - Unknown RscType(%x)\n", Resource->Header.RscType));
return FALSE;
}
+
Resource = (STM_RSC *)((UINTN)Resource + Resource->Header.Length);
}
+
return TRUE;
}
@@ -808,13 +830,13 @@ ValidateResource (
**/
UINTN
GetResourceSize (
- IN STM_RSC *ResourceList,
- IN UINT32 NumEntries OPTIONAL
+ IN STM_RSC *ResourceList,
+ IN UINT32 NumEntries OPTIONAL
)
{
- UINT32 Count;
- UINTN Index;
- STM_RSC *Resource;
+ UINT32 Count;
+ UINTN Index;
+ STM_RSC *Resource;
Resource = ResourceList;
@@ -837,6 +859,7 @@ GetResourceSize (
if (Resource->Header.RscType == END_OF_RESOURCES) {
break;
}
+
Resource = (STM_RSC *)((UINTN)Resource + Resource->Header.Length);
}
@@ -859,8 +882,8 @@ GetResourceSize (
EFI_STATUS
EFIAPI
AddPiResource (
- IN STM_RSC *ResourceList,
- IN UINT32 NumEntries OPTIONAL
+ IN STM_RSC *ResourceList,
+ IN UINT32 NumEntries OPTIONAL
)
{
EFI_STATUS Status;
@@ -884,7 +907,7 @@ AddPiResource (
//
// First time allocation
//
- NewResourceSize = EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (ResourceSize + sizeof(mRscEndNode)));
+ NewResourceSize = EFI_PAGES_TO_SIZE (EFI_SIZE_TO_PAGES (ResourceSize + sizeof (mRscEndNode)));
DEBUG ((DEBUG_INFO, "Allocate - 0x%08x\n", NewResourceSize));
Status = gSmst->SmmAllocatePages (
AllocateAnyPages,
@@ -899,11 +922,11 @@ AddPiResource (
//
// Copy EndResource for initialization
//
- mStmResourcesPtr = (UINT8 *)(UINTN)NewResource;
+ mStmResourcesPtr = (UINT8 *)(UINTN)NewResource;
mStmResourceTotalSize = NewResourceSize;
- CopyMem (mStmResourcesPtr, &mRscEndNode, sizeof(mRscEndNode));
- mStmResourceSizeUsed = sizeof(mRscEndNode);
- mStmResourceSizeAvailable = mStmResourceTotalSize - sizeof(mRscEndNode);
+ CopyMem (mStmResourcesPtr, &mRscEndNode, sizeof (mRscEndNode));
+ mStmResourceSizeUsed = sizeof (mRscEndNode);
+ mStmResourceSizeAvailable = mStmResourceTotalSize - sizeof (mRscEndNode);
//
// Let SmmCore change resource ptr
@@ -925,6 +948,7 @@ AddPiResource (
if (EFI_ERROR (Status)) {
return Status;
}
+
CopyMem ((VOID *)(UINTN)NewResource, mStmResourcesPtr, mStmResourceSizeUsed);
mStmResourceSizeAvailable = NewResourceSize - mStmResourceSizeUsed;
@@ -934,7 +958,7 @@ AddPiResource (
);
mStmResourceTotalSize = NewResourceSize;
- mStmResourcesPtr = (UINT8 *)(UINTN)NewResource;
+ mStmResourcesPtr = (UINT8 *)(UINTN)NewResource;
//
// Let SmmCore change resource ptr
@@ -966,8 +990,8 @@ AddPiResource (
EFI_STATUS
EFIAPI
DeletePiResource (
- IN STM_RSC *ResourceList,
- IN UINT32 NumEntries OPTIONAL
+ IN STM_RSC *ResourceList,
+ IN UINT32 NumEntries OPTIONAL
)
{
if (ResourceList != NULL) {
@@ -975,12 +999,13 @@ DeletePiResource (
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
+
//
// Delete all
//
- CopyMem (mStmResourcesPtr, &mRscEndNode, sizeof(mRscEndNode));
- mStmResourceSizeUsed = sizeof(mRscEndNode);
- mStmResourceSizeAvailable = mStmResourceTotalSize - sizeof(mRscEndNode);
+ CopyMem (mStmResourcesPtr, &mRscEndNode, sizeof (mRscEndNode));
+ mStmResourceSizeUsed = sizeof (mRscEndNode);
+ mStmResourceSizeAvailable = mStmResourceTotalSize - sizeof (mRscEndNode);
return EFI_SUCCESS;
}
@@ -1000,8 +1025,8 @@ DeletePiResource (
EFI_STATUS
EFIAPI
GetPiResource (
- OUT STM_RSC *ResourceList,
- IN OUT UINT32 *ResourceSize
+ OUT STM_RSC *ResourceList,
+ IN OUT UINT32 *ResourceSize
)
{
if (*ResourceSize < mStmResourceSizeUsed) {
@@ -1029,7 +1054,7 @@ EnableMsegMsr (
{
MSR_IA32_SMM_MONITOR_CTL_REGISTER SmmMonitorCtl;
- SmmMonitorCtl.Uint64 = AsmReadMsr64 (MSR_IA32_SMM_MONITOR_CTL);
+ SmmMonitorCtl.Uint64 = AsmReadMsr64 (MSR_IA32_SMM_MONITOR_CTL);
SmmMonitorCtl.Bits.Valid = 1;
AsmWriteMsr64 (MSR_IA32_SMM_MONITOR_CTL, SmmMonitorCtl.Uint64);
}
@@ -1067,18 +1092,18 @@ GetVmcsSize (
**/
BOOLEAN
StmCheckStmImage (
- IN EFI_PHYSICAL_ADDRESS StmImage,
- IN UINTN StmImageSize
+ IN EFI_PHYSICAL_ADDRESS StmImage,
+ IN UINTN StmImageSize
)
{
- UINTN MinMsegSize;
- STM_HEADER *StmHeader;
- IA32_VMX_MISC_REGISTER VmxMiscMsr;
+ UINTN MinMsegSize;
+ STM_HEADER *StmHeader;
+ IA32_VMX_MISC_REGISTER VmxMiscMsr;
//
// Check to see if STM image is compatible with CPU
//
- StmHeader = (STM_HEADER *)(UINTN)StmImage;
+ StmHeader = (STM_HEADER *)(UINTN)StmImage;
VmxMiscMsr.Uint64 = AsmReadMsr64 (MSR_IA32_VMX_MISC);
if (StmHeader->HwStmHdr.MsegHeaderRevision != VmxMiscMsr.Bits.MsegRevisionIdentifier) {
DEBUG ((DEBUG_ERROR, "STM Image not compatible with CPU\n"));
@@ -1101,8 +1126,8 @@ StmCheckStmImage (
//
// We will create page table, just in case that SINIT does not create it.
//
- if (MinMsegSize < StmHeader->HwStmHdr.Cr3Offset + EFI_PAGES_TO_SIZE(6)) {
- MinMsegSize = StmHeader->HwStmHdr.Cr3Offset + EFI_PAGES_TO_SIZE(6);
+ if (MinMsegSize < StmHeader->HwStmHdr.Cr3Offset + EFI_PAGES_TO_SIZE (6)) {
+ MinMsegSize = StmHeader->HwStmHdr.Cr3Offset + EFI_PAGES_TO_SIZE (6);
}
}
@@ -1133,8 +1158,8 @@ StmCheckStmImage (
**/
VOID
StmLoadStmImage (
- IN EFI_PHYSICAL_ADDRESS StmImage,
- IN UINTN StmImageSize
+ IN EFI_PHYSICAL_ADDRESS StmImage,
+ IN UINTN StmImageSize
)
{
MSR_IA32_SMM_MONITOR_CTL_REGISTER SmmMonitorCtl;
@@ -1145,7 +1170,7 @@ StmLoadStmImage (
// Get MSEG base address from MSR_IA32_SMM_MONITOR_CTL
//
SmmMonitorCtl.Uint64 = AsmReadMsr64 (MSR_IA32_SMM_MONITOR_CTL);
- MsegBase = SmmMonitorCtl.Bits.MsegBase << 12;
+ MsegBase = SmmMonitorCtl.Bits.MsegBase << 12;
//
// Zero all of MSEG base address
@@ -1181,8 +1206,8 @@ StmLoadStmImage (
EFI_STATUS
EFIAPI
LoadMonitor (
- IN EFI_PHYSICAL_ADDRESS StmImage,
- IN UINTN StmImageSize
+ IN EFI_PHYSICAL_ADDRESS StmImage,
+ IN UINTN StmImageSize
)
{
MSR_IA32_SMM_MONITOR_CTL_REGISTER SmmMonitorCtl;
@@ -1201,7 +1226,7 @@ LoadMonitor (
}
// Record STM_HASH to PCR 0, just in case it is NOT TXT launch, we still need provide the evidence.
- TpmMeasureAndLogData(
+ TpmMeasureAndLogData (
0, // PcrIndex
TXT_EVTYPE_STM_HASH, // EventType
NULL, // EventLog
@@ -1226,7 +1251,7 @@ LoadMonitor (
**/
VOID *
-GetStmResource(
+GetStmResource (
VOID
)
{
@@ -1241,19 +1266,19 @@ GetStmResource(
**/
VOID
NotifyStmResourceChange (
- VOID *StmResource
+ VOID *StmResource
)
{
UINTN Index;
TXT_PROCESSOR_SMM_DESCRIPTOR *Psd;
for (Index = 0; Index < gSmst->NumberOfCpus; Index++) {
- Psd = (TXT_PROCESSOR_SMM_DESCRIPTOR *)((UINTN)gSmst->CpuSaveState[Index] - SMRAM_SAVE_STATE_MAP_OFFSET + TXT_SMM_PSD_OFFSET);
+ Psd = (TXT_PROCESSOR_SMM_DESCRIPTOR *)((UINTN)gSmst->CpuSaveState[Index] - SMRAM_SAVE_STATE_MAP_OFFSET + TXT_SMM_PSD_OFFSET);
Psd->BiosHwResourceRequirementsPtr = (UINT64)(UINTN)StmResource;
}
- return ;
-}
+ return;
+}
/**
This is STM setup BIOS callback.
@@ -1278,4 +1303,3 @@ SmmStmTeardown (
{
mStmState &= ~EFI_SM_MONITOR_STATE_ACTIVATED;
}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-10 10:50:28 +0000