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|
/** @file
Support routines for UEFI memory profile.
Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which 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.
**/
#include "DxeMain.h"
#include "Imem.h"
#define IS_UEFI_MEMORY_PROFILE_ENABLED ((PcdGet8 (PcdMemoryProfilePropertyMask) & BIT0) != 0)
typedef struct {
UINT32 Signature;
MEMORY_PROFILE_CONTEXT Context;
LIST_ENTRY *DriverInfoList;
} MEMORY_PROFILE_CONTEXT_DATA;
typedef struct {
UINT32 Signature;
MEMORY_PROFILE_DRIVER_INFO DriverInfo;
LIST_ENTRY *AllocInfoList;
LIST_ENTRY Link;
} MEMORY_PROFILE_DRIVER_INFO_DATA;
typedef struct {
UINT32 Signature;
MEMORY_PROFILE_ALLOC_INFO AllocInfo;
LIST_ENTRY Link;
} MEMORY_PROFILE_ALLOC_INFO_DATA;
GLOBAL_REMOVE_IF_UNREFERENCED LIST_ENTRY mImageQueue = INITIALIZE_LIST_HEAD_VARIABLE (mImageQueue);
GLOBAL_REMOVE_IF_UNREFERENCED MEMORY_PROFILE_CONTEXT_DATA mMemoryProfileContext = {
MEMORY_PROFILE_CONTEXT_SIGNATURE,
{
{
MEMORY_PROFILE_CONTEXT_SIGNATURE,
sizeof (MEMORY_PROFILE_CONTEXT),
MEMORY_PROFILE_CONTEXT_REVISION
},
0,
0,
{0},
{0},
0,
0,
0
},
&mImageQueue,
};
GLOBAL_REMOVE_IF_UNREFERENCED MEMORY_PROFILE_CONTEXT_DATA *mMemoryProfileContextPtr = NULL;
BOOLEAN mMemoryProfileRecordingStatus = FALSE;
/**
Get memory profile data.
@param[in] This The EDKII_MEMORY_PROFILE_PROTOCOL instance.
@param[in, out] ProfileSize On entry, points to the size in bytes of the ProfileBuffer.
On return, points to the size of the data returned in ProfileBuffer.
@param[out] ProfileBuffer Profile buffer.
@return EFI_SUCCESS Get the memory profile data successfully.
@return EFI_BUFFER_TO_SMALL The ProfileSize is too small for the resulting data.
ProfileSize is updated with the size required.
**/
EFI_STATUS
EFIAPI
ProfileProtocolGetData (
IN EDKII_MEMORY_PROFILE_PROTOCOL *This,
IN OUT UINT64 *ProfileSize,
OUT VOID *ProfileBuffer
);
/**
Register image to memory profile.
@param[in] This The EDKII_MEMORY_PROFILE_PROTOCOL instance.
@param[in] FilePath File path of the image.
@param[in] ImageBase Image base address.
@param[in] ImageSize Image size.
@param[in] FileType File type of the image.
@return EFI_SUCCESS Register success.
@return EFI_OUT_OF_RESOURCE No enough resource for this register.
**/
EFI_STATUS
EFIAPI
ProfileProtocolRegisterImage (
IN EDKII_MEMORY_PROFILE_PROTOCOL *This,
IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
IN PHYSICAL_ADDRESS ImageBase,
IN UINT64 ImageSize,
IN EFI_FV_FILETYPE FileType
);
/**
Unregister image from memory profile.
@param[in] This The EDKII_MEMORY_PROFILE_PROTOCOL instance.
@param[in] FilePath File path of the image.
@param[in] ImageBase Image base address.
@param[in] ImageSize Image size.
@return EFI_SUCCESS Unregister success.
@return EFI_NOT_FOUND The image is not found.
**/
EFI_STATUS
EFIAPI
ProfileProtocolUnregisterImage (
IN EDKII_MEMORY_PROFILE_PROTOCOL *This,
IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
IN PHYSICAL_ADDRESS ImageBase,
IN UINT64 ImageSize
);
EDKII_MEMORY_PROFILE_PROTOCOL mProfileProtocol = {
ProfileProtocolGetData,
ProfileProtocolRegisterImage,
ProfileProtocolUnregisterImage
};
/**
Return memory profile context.
@return Memory profile context.
**/
MEMORY_PROFILE_CONTEXT_DATA *
GetMemoryProfileContext (
VOID
)
{
return mMemoryProfileContextPtr;
}
/**
Retrieves the magic value from the PE/COFF header.
@param Hdr The buffer in which to return the PE32, PE32+, or TE header.
@return EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC - Image is PE32
@return EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC - Image is PE32+
**/
UINT16
InternalPeCoffGetPeHeaderMagicValue (
IN EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr
)
{
//
// NOTE: Some versions of Linux ELILO for Itanium have an incorrect magic value
// in the PE/COFF Header. If the MachineType is Itanium(IA64) and the
// Magic value in the OptionalHeader is EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC
// then override the returned value to EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC
//
if (Hdr.Pe32->FileHeader.Machine == IMAGE_FILE_MACHINE_IA64 && Hdr.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
return EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
}
//
// Return the magic value from the PC/COFF Optional Header
//
return Hdr.Pe32->OptionalHeader.Magic;
}
/**
Retrieves and returns the Subsystem of a PE/COFF image that has been loaded into system memory.
If Pe32Data is NULL, then ASSERT().
@param Pe32Data The pointer to the PE/COFF image that is loaded in system memory.
@return The Subsystem of the PE/COFF image.
**/
UINT16
InternalPeCoffGetSubsystem (
IN VOID *Pe32Data
)
{
EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
EFI_IMAGE_DOS_HEADER *DosHdr;
UINT16 Magic;
ASSERT (Pe32Data != NULL);
DosHdr = (EFI_IMAGE_DOS_HEADER *) Pe32Data;
if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
//
// DOS image header is present, so read the PE header after the DOS image header.
//
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *) ((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
} else {
//
// DOS image header is not present, so PE header is at the image base.
//
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *) Pe32Data;
}
if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
return Hdr.Te->Subsystem;
} else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
Magic = InternalPeCoffGetPeHeaderMagicValue (Hdr);
if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
return Hdr.Pe32->OptionalHeader.Subsystem;
} else if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) {
return Hdr.Pe32Plus->OptionalHeader.Subsystem;
}
}
return 0x0000;
}
/**
Retrieves and returns a pointer to the entry point to a PE/COFF image that has been loaded
into system memory with the PE/COFF Loader Library functions.
Retrieves the entry point to the PE/COFF image specified by Pe32Data and returns this entry
point in EntryPoint. If the entry point could not be retrieved from the PE/COFF image, then
return RETURN_INVALID_PARAMETER. Otherwise return RETURN_SUCCESS.
If Pe32Data is NULL, then ASSERT().
If EntryPoint is NULL, then ASSERT().
@param Pe32Data The pointer to the PE/COFF image that is loaded in system memory.
@param EntryPoint The pointer to entry point to the PE/COFF image to return.
@retval RETURN_SUCCESS EntryPoint was returned.
@retval RETURN_INVALID_PARAMETER The entry point could not be found in the PE/COFF image.
**/
RETURN_STATUS
InternalPeCoffGetEntryPoint (
IN VOID *Pe32Data,
OUT VOID **EntryPoint
)
{
EFI_IMAGE_DOS_HEADER *DosHdr;
EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
ASSERT (Pe32Data != NULL);
ASSERT (EntryPoint != NULL);
DosHdr = (EFI_IMAGE_DOS_HEADER *) Pe32Data;
if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
//
// DOS image header is present, so read the PE header after the DOS image header.
//
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *) ((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
} else {
//
// DOS image header is not present, so PE header is at the image base.
//
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *) Pe32Data;
}
//
// Calculate the entry point relative to the start of the image.
// AddressOfEntryPoint is common for PE32 & PE32+
//
if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
*EntryPoint = (VOID *) ((UINTN) Pe32Data + (UINTN) (Hdr.Te->AddressOfEntryPoint & 0x0ffffffff) + sizeof (EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize);
return RETURN_SUCCESS;
} else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
*EntryPoint = (VOID *) ((UINTN) Pe32Data + (UINTN) (Hdr.Pe32->OptionalHeader.AddressOfEntryPoint & 0x0ffffffff));
return RETURN_SUCCESS;
}
return RETURN_UNSUPPORTED;
}
/**
Build driver info.
@param ContextData Memory profile context.
@param FileName File name of the image.
@param ImageBase Image base address.
@param ImageSize Image size.
@param EntryPoint Entry point of the image.
@param ImageSubsystem Image subsystem of the image.
@param FileType File type of the image.
@return Pointer to memory profile driver info.
**/
MEMORY_PROFILE_DRIVER_INFO_DATA *
BuildDriverInfo (
IN MEMORY_PROFILE_CONTEXT_DATA *ContextData,
IN EFI_GUID *FileName,
IN PHYSICAL_ADDRESS ImageBase,
IN UINT64 ImageSize,
IN PHYSICAL_ADDRESS EntryPoint,
IN UINT16 ImageSubsystem,
IN EFI_FV_FILETYPE FileType
)
{
EFI_STATUS Status;
MEMORY_PROFILE_DRIVER_INFO *DriverInfo;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
VOID *EntryPointInImage;
//
// Use CoreInternalAllocatePool() that will not update profile for this AllocatePool action.
//
Status = CoreInternalAllocatePool (
EfiBootServicesData,
sizeof (*DriverInfoData) + sizeof (LIST_ENTRY),
(VOID **) &DriverInfoData
);
if (EFI_ERROR (Status)) {
return NULL;
}
ZeroMem (DriverInfoData, sizeof (*DriverInfoData));
DriverInfo = &DriverInfoData->DriverInfo;
DriverInfoData->Signature = MEMORY_PROFILE_DRIVER_INFO_SIGNATURE;
DriverInfo->Header.Signature = MEMORY_PROFILE_DRIVER_INFO_SIGNATURE;
DriverInfo->Header.Length = sizeof (MEMORY_PROFILE_DRIVER_INFO);
DriverInfo->Header.Revision = MEMORY_PROFILE_DRIVER_INFO_REVISION;
if (FileName != NULL) {
CopyMem (&DriverInfo->FileName, FileName, sizeof (EFI_GUID));
}
DriverInfo->ImageBase = ImageBase;
DriverInfo->ImageSize = ImageSize;
DriverInfo->EntryPoint = EntryPoint;
DriverInfo->ImageSubsystem = ImageSubsystem;
if ((EntryPoint != 0) && ((EntryPoint < ImageBase) || (EntryPoint >= (ImageBase + ImageSize)))) {
//
// If the EntryPoint is not in the range of image buffer, it should come from emulation environment.
// So patch ImageBuffer here to align the EntryPoint.
//
Status = InternalPeCoffGetEntryPoint ((VOID *) (UINTN) ImageBase, &EntryPointInImage);
ASSERT_EFI_ERROR (Status);
DriverInfo->ImageBase = ImageBase + EntryPoint - (PHYSICAL_ADDRESS) (UINTN) EntryPointInImage;
}
DriverInfo->FileType = FileType;
DriverInfoData->AllocInfoList = (LIST_ENTRY *) (DriverInfoData + 1);
InitializeListHead (DriverInfoData->AllocInfoList);
DriverInfo->CurrentUsage = 0;
DriverInfo->PeakUsage = 0;
DriverInfo->AllocRecordCount = 0;
InsertTailList (ContextData->DriverInfoList, &DriverInfoData->Link);
ContextData->Context.ImageCount ++;
ContextData->Context.TotalImageSize += DriverInfo->ImageSize;
return DriverInfoData;
}
/**
Register DXE Core to memory profile.
@param HobStart The start address of the HOB.
@param ContextData Memory profile context.
@retval TRUE Register success.
@retval FALSE Register fail.
**/
BOOLEAN
RegisterDxeCore (
IN VOID *HobStart,
IN MEMORY_PROFILE_CONTEXT_DATA *ContextData
)
{
EFI_PEI_HOB_POINTERS DxeCoreHob;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
PHYSICAL_ADDRESS ImageBase;
ASSERT (ContextData != NULL);
//
// Searching for image hob
//
DxeCoreHob.Raw = HobStart;
while ((DxeCoreHob.Raw = GetNextHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, DxeCoreHob.Raw)) != NULL) {
if (CompareGuid (&DxeCoreHob.MemoryAllocationModule->MemoryAllocationHeader.Name, &gEfiHobMemoryAllocModuleGuid)) {
//
// Find Dxe Core HOB
//
break;
}
DxeCoreHob.Raw = GET_NEXT_HOB (DxeCoreHob);
}
ASSERT (DxeCoreHob.Raw != NULL);
ImageBase = DxeCoreHob.MemoryAllocationModule->MemoryAllocationHeader.MemoryBaseAddress;
DriverInfoData = BuildDriverInfo (
ContextData,
&DxeCoreHob.MemoryAllocationModule->ModuleName,
ImageBase,
DxeCoreHob.MemoryAllocationModule->MemoryAllocationHeader.MemoryLength,
DxeCoreHob.MemoryAllocationModule->EntryPoint,
InternalPeCoffGetSubsystem ((VOID *) (UINTN) ImageBase),
EFI_FV_FILETYPE_DXE_CORE
);
if (DriverInfoData == NULL) {
return FALSE;
}
return TRUE;
}
/**
Initialize memory profile.
@param HobStart The start address of the HOB.
**/
VOID
MemoryProfileInit (
IN VOID *HobStart
)
{
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
if (!IS_UEFI_MEMORY_PROFILE_ENABLED) {
return;
}
ContextData = GetMemoryProfileContext ();
if (ContextData != NULL) {
return;
}
mMemoryProfileRecordingStatus = TRUE;
mMemoryProfileContextPtr = &mMemoryProfileContext;
RegisterDxeCore (HobStart, &mMemoryProfileContext);
DEBUG ((EFI_D_INFO, "MemoryProfileInit MemoryProfileContext - 0x%x\n", &mMemoryProfileContext));
}
/**
Install memory profile protocol.
**/
VOID
MemoryProfileInstallProtocol (
VOID
)
{
EFI_HANDLE Handle;
EFI_STATUS Status;
if (!IS_UEFI_MEMORY_PROFILE_ENABLED) {
return;
}
Handle = NULL;
Status = CoreInstallMultipleProtocolInterfaces (
&Handle,
&gEdkiiMemoryProfileGuid,
&mProfileProtocol,
NULL
);
ASSERT_EFI_ERROR (Status);
}
/**
Get the GUID file name from the file path.
@param FilePath File path.
@return The GUID file name from the file path.
**/
EFI_GUID *
GetFileNameFromFilePath (
IN EFI_DEVICE_PATH_PROTOCOL *FilePath
)
{
MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *ThisFilePath;
EFI_GUID *FileName;
FileName = NULL;
if (FilePath != NULL) {
ThisFilePath = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *) FilePath;
while (!IsDevicePathEnd (ThisFilePath)) {
FileName = EfiGetNameGuidFromFwVolDevicePathNode (ThisFilePath);
if (FileName != NULL) {
break;
}
ThisFilePath = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *) NextDevicePathNode (ThisFilePath);
}
}
return FileName;
}
/**
Register image to memory profile.
@param DriverEntry Image info.
@param FileType Image file type.
@retval TRUE Register success.
@retval FALSE Register fail.
**/
BOOLEAN
RegisterMemoryProfileImage (
IN LOADED_IMAGE_PRIVATE_DATA *DriverEntry,
IN EFI_FV_FILETYPE FileType
)
{
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
if (!IS_UEFI_MEMORY_PROFILE_ENABLED) {
return FALSE;
}
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return FALSE;
}
DriverInfoData = BuildDriverInfo (
ContextData,
GetFileNameFromFilePath (DriverEntry->Info.FilePath),
DriverEntry->ImageContext.ImageAddress,
DriverEntry->ImageContext.ImageSize,
DriverEntry->ImageContext.EntryPoint,
DriverEntry->ImageContext.ImageType,
FileType
);
if (DriverInfoData == NULL) {
return FALSE;
}
return TRUE;
}
/**
Search image from memory profile.
@param ContextData Memory profile context.
@param FileName Image file name.
@param Address Image Address.
@return Pointer to memory profile driver info.
**/
MEMORY_PROFILE_DRIVER_INFO_DATA *
GetMemoryProfileDriverInfoByFileNameAndAddress (
IN MEMORY_PROFILE_CONTEXT_DATA *ContextData,
IN EFI_GUID *FileName,
IN PHYSICAL_ADDRESS Address
)
{
MEMORY_PROFILE_DRIVER_INFO *DriverInfo;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
LIST_ENTRY *DriverLink;
LIST_ENTRY *DriverInfoList;
DriverInfoList = ContextData->DriverInfoList;
for (DriverLink = DriverInfoList->ForwardLink;
DriverLink != DriverInfoList;
DriverLink = DriverLink->ForwardLink) {
DriverInfoData = CR (
DriverLink,
MEMORY_PROFILE_DRIVER_INFO_DATA,
Link,
MEMORY_PROFILE_DRIVER_INFO_SIGNATURE
);
DriverInfo = &DriverInfoData->DriverInfo;
if ((CompareGuid (&DriverInfo->FileName, FileName)) &&
(Address >= DriverInfo->ImageBase) &&
(Address < (DriverInfo->ImageBase + DriverInfo->ImageSize))) {
return DriverInfoData;
}
}
return NULL;
}
/**
Search dummy image from memory profile.
@param ContextData Memory profile context.
@return Pointer to memory profile driver info.
**/
MEMORY_PROFILE_DRIVER_INFO_DATA *
FindDummyImage (
IN MEMORY_PROFILE_CONTEXT_DATA *ContextData
)
{
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
LIST_ENTRY *DriverLink;
LIST_ENTRY *DriverInfoList;
DriverInfoList = ContextData->DriverInfoList;
for (DriverLink = DriverInfoList->ForwardLink;
DriverLink != DriverInfoList;
DriverLink = DriverLink->ForwardLink) {
DriverInfoData = CR (
DriverLink,
MEMORY_PROFILE_DRIVER_INFO_DATA,
Link,
MEMORY_PROFILE_DRIVER_INFO_SIGNATURE
);
if (CompareGuid (&gZeroGuid, &DriverInfoData->DriverInfo.FileName)) {
return DriverInfoData;
}
}
return BuildDriverInfo (ContextData, &gZeroGuid, 0, 0, 0, 0, 0);
}
/**
Search image from memory profile.
It will return image, if (Address >= ImageBuffer) AND (Address < ImageBuffer + ImageSize)
@param ContextData Memory profile context.
@param Address Image or Function address.
@return Pointer to memory profile driver info.
**/
MEMORY_PROFILE_DRIVER_INFO_DATA *
GetMemoryProfileDriverInfoFromAddress (
IN MEMORY_PROFILE_CONTEXT_DATA *ContextData,
IN PHYSICAL_ADDRESS Address
)
{
MEMORY_PROFILE_DRIVER_INFO *DriverInfo;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
LIST_ENTRY *DriverLink;
LIST_ENTRY *DriverInfoList;
DriverInfoList = ContextData->DriverInfoList;
for (DriverLink = DriverInfoList->ForwardLink;
DriverLink != DriverInfoList;
DriverLink = DriverLink->ForwardLink) {
DriverInfoData = CR (
DriverLink,
MEMORY_PROFILE_DRIVER_INFO_DATA,
Link,
MEMORY_PROFILE_DRIVER_INFO_SIGNATURE
);
DriverInfo = &DriverInfoData->DriverInfo;
if ((Address >= DriverInfo->ImageBase) &&
(Address < (DriverInfo->ImageBase + DriverInfo->ImageSize))) {
return DriverInfoData;
}
}
//
// Should never come here.
//
return FindDummyImage (ContextData);
}
/**
Unregister image from memory profile.
@param DriverEntry Image info.
@retval TRUE Unregister success.
@retval FALSE Unregister fail.
**/
BOOLEAN
UnregisterMemoryProfileImage (
IN LOADED_IMAGE_PRIVATE_DATA *DriverEntry
)
{
EFI_STATUS Status;
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
EFI_GUID *FileName;
PHYSICAL_ADDRESS ImageAddress;
VOID *EntryPointInImage;
if (!IS_UEFI_MEMORY_PROFILE_ENABLED) {
return FALSE;
}
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return FALSE;
}
DriverInfoData = NULL;
FileName = GetFileNameFromFilePath (DriverEntry->Info.FilePath);
ImageAddress = DriverEntry->ImageContext.ImageAddress;
if ((DriverEntry->ImageContext.EntryPoint < ImageAddress) || (DriverEntry->ImageContext.EntryPoint >= (ImageAddress + DriverEntry->ImageContext.ImageSize))) {
//
// If the EntryPoint is not in the range of image buffer, it should come from emulation environment.
// So patch ImageAddress here to align the EntryPoint.
//
Status = InternalPeCoffGetEntryPoint ((VOID *) (UINTN) ImageAddress, &EntryPointInImage);
ASSERT_EFI_ERROR (Status);
ImageAddress = ImageAddress + (UINTN) DriverEntry->ImageContext.EntryPoint - (UINTN) EntryPointInImage;
}
if (FileName != NULL) {
DriverInfoData = GetMemoryProfileDriverInfoByFileNameAndAddress (ContextData, FileName, ImageAddress);
}
if (DriverInfoData == NULL) {
DriverInfoData = GetMemoryProfileDriverInfoFromAddress (ContextData, ImageAddress);
}
if (DriverInfoData == NULL) {
return FALSE;
}
ContextData->Context.TotalImageSize -= DriverInfoData->DriverInfo.ImageSize;
DriverInfoData->DriverInfo.ImageBase = 0;
DriverInfoData->DriverInfo.ImageSize = 0;
if (DriverInfoData->DriverInfo.PeakUsage == 0) {
ContextData->Context.ImageCount --;
RemoveEntryList (&DriverInfoData->Link);
//
// Use CoreInternalFreePool() that will not update profile for this FreePool action.
//
CoreInternalFreePool (DriverInfoData);
}
return TRUE;
}
/**
Return if this memory type needs to be recorded into memory profile.
If BIOS memory type (0 ~ EfiMaxMemoryType - 1), it checks bit (1 << MemoryType).
If OS memory type (0x80000000 ~ 0xFFFFFFFF), it checks bit63 - 0x8000000000000000.
If OEM memory type (0x70000000 ~ 0x7FFFFFFF), it checks bit62 - 0x4000000000000000.
@param MemoryType Memory type.
@retval TRUE This memory type need to be recorded.
@retval FALSE This memory type need not to be recorded.
**/
BOOLEAN
CoreNeedRecordProfile (
IN EFI_MEMORY_TYPE MemoryType
)
{
UINT64 TestBit;
if ((UINT32) MemoryType >= MEMORY_TYPE_OS_RESERVED_MIN) {
TestBit = BIT63;
} else if ((UINT32) MemoryType >= MEMORY_TYPE_OEM_RESERVED_MIN) {
TestBit = BIT62;
} else {
TestBit = LShiftU64 (1, MemoryType);
}
if ((PcdGet64 (PcdMemoryProfileMemoryType) & TestBit) != 0) {
return TRUE;
} else {
return FALSE;
}
}
/**
Convert EFI memory type to profile memory index. The rule is:
If BIOS memory type (0 ~ EfiMaxMemoryType - 1), ProfileMemoryIndex = MemoryType.
If OS memory type (0x80000000 ~ 0xFFFFFFFF), ProfileMemoryIndex = EfiMaxMemoryType.
If OEM memory type (0x70000000 ~ 0x7FFFFFFF), ProfileMemoryIndex = EfiMaxMemoryType + 1.
@param MemoryType Memory type.
@return Profile memory index.
**/
UINTN
GetProfileMemoryIndex (
IN EFI_MEMORY_TYPE MemoryType
)
{
if ((UINT32) MemoryType >= MEMORY_TYPE_OS_RESERVED_MIN) {
return EfiMaxMemoryType;
} else if ((UINT32) MemoryType >= MEMORY_TYPE_OEM_RESERVED_MIN) {
return EfiMaxMemoryType + 1;
} else {
return MemoryType;
}
}
/**
Update memory profile Allocate information.
@param CallerAddress Address of caller who call Allocate.
@param Action This Allocate action.
@param MemoryType Memory type.
@param Size Buffer size.
@param Buffer Buffer address.
@retval TRUE Profile udpate success.
@retval FALSE Profile update fail.
**/
BOOLEAN
CoreUpdateProfileAllocate (
IN PHYSICAL_ADDRESS CallerAddress,
IN MEMORY_PROFILE_ACTION Action,
IN EFI_MEMORY_TYPE MemoryType,
IN UINTN Size,
IN VOID *Buffer
)
{
EFI_STATUS Status;
MEMORY_PROFILE_CONTEXT *Context;
MEMORY_PROFILE_DRIVER_INFO *DriverInfo;
MEMORY_PROFILE_ALLOC_INFO *AllocInfo;
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
MEMORY_PROFILE_ALLOC_INFO_DATA *AllocInfoData;
UINTN ProfileMemoryIndex;
AllocInfoData = NULL;
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return FALSE;
}
DriverInfoData = GetMemoryProfileDriverInfoFromAddress (ContextData, CallerAddress);
ASSERT (DriverInfoData != NULL);
//
// Use CoreInternalAllocatePool() that will not update profile for this AllocatePool action.
//
Status = CoreInternalAllocatePool (
EfiBootServicesData,
sizeof (*AllocInfoData),
(VOID **) &AllocInfoData
);
if (EFI_ERROR (Status)) {
return FALSE;
}
ASSERT (AllocInfoData != NULL);
AllocInfo = &AllocInfoData->AllocInfo;
AllocInfoData->Signature = MEMORY_PROFILE_ALLOC_INFO_SIGNATURE;
AllocInfo->Header.Signature = MEMORY_PROFILE_ALLOC_INFO_SIGNATURE;
AllocInfo->Header.Length = sizeof (MEMORY_PROFILE_ALLOC_INFO);
AllocInfo->Header.Revision = MEMORY_PROFILE_ALLOC_INFO_REVISION;
AllocInfo->CallerAddress = CallerAddress;
AllocInfo->SequenceId = ContextData->Context.SequenceCount;
AllocInfo->Action = Action;
AllocInfo->MemoryType = MemoryType;
AllocInfo->Buffer = (PHYSICAL_ADDRESS) (UINTN) Buffer;
AllocInfo->Size = Size;
InsertTailList (DriverInfoData->AllocInfoList, &AllocInfoData->Link);
ProfileMemoryIndex = GetProfileMemoryIndex (MemoryType);
DriverInfo = &DriverInfoData->DriverInfo;
DriverInfo->CurrentUsage += Size;
if (DriverInfo->PeakUsage < DriverInfo->CurrentUsage) {
DriverInfo->PeakUsage = DriverInfo->CurrentUsage;
}
DriverInfo->CurrentUsageByType[ProfileMemoryIndex] += Size;
if (DriverInfo->PeakUsageByType[ProfileMemoryIndex] < DriverInfo->CurrentUsageByType[ProfileMemoryIndex]) {
DriverInfo->PeakUsageByType[ProfileMemoryIndex] = DriverInfo->CurrentUsageByType[ProfileMemoryIndex];
}
DriverInfo->AllocRecordCount ++;
Context = &ContextData->Context;
Context->CurrentTotalUsage += Size;
if (Context->PeakTotalUsage < Context->CurrentTotalUsage) {
Context->PeakTotalUsage = Context->CurrentTotalUsage;
}
Context->CurrentTotalUsageByType[ProfileMemoryIndex] += Size;
if (Context->PeakTotalUsageByType[ProfileMemoryIndex] < Context->CurrentTotalUsageByType[ProfileMemoryIndex]) {
Context->PeakTotalUsageByType[ProfileMemoryIndex] = Context->CurrentTotalUsageByType[ProfileMemoryIndex];
}
Context->SequenceCount ++;
return TRUE;
}
/**
Get memory profile alloc info from memory profile
@param DriverInfoData Driver info
@param Action This Free action
@param Size Buffer size
@param Buffer Buffer address
@return Pointer to memory profile alloc info.
**/
MEMORY_PROFILE_ALLOC_INFO_DATA *
GetMemoryProfileAllocInfoFromAddress (
IN MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData,
IN MEMORY_PROFILE_ACTION Action,
IN UINTN Size,
IN VOID *Buffer
)
{
LIST_ENTRY *AllocInfoList;
LIST_ENTRY *AllocLink;
MEMORY_PROFILE_ALLOC_INFO *AllocInfo;
MEMORY_PROFILE_ALLOC_INFO_DATA *AllocInfoData;
AllocInfoList = DriverInfoData->AllocInfoList;
for (AllocLink = AllocInfoList->ForwardLink;
AllocLink != AllocInfoList;
AllocLink = AllocLink->ForwardLink) {
AllocInfoData = CR (
AllocLink,
MEMORY_PROFILE_ALLOC_INFO_DATA,
Link,
MEMORY_PROFILE_ALLOC_INFO_SIGNATURE
);
AllocInfo = &AllocInfoData->AllocInfo;
if (AllocInfo->Action != Action) {
continue;
}
switch (Action) {
case MemoryProfileActionAllocatePages:
if ((AllocInfo->Buffer <= (PHYSICAL_ADDRESS) (UINTN) Buffer) &&
((AllocInfo->Buffer + AllocInfo->Size) >= ((PHYSICAL_ADDRESS) (UINTN) Buffer + Size))) {
return AllocInfoData;
}
break;
case MemoryProfileActionAllocatePool:
if (AllocInfo->Buffer == (PHYSICAL_ADDRESS) (UINTN) Buffer) {
return AllocInfoData;
}
break;
default:
ASSERT (FALSE);
break;
}
}
return NULL;
}
/**
Update memory profile Free information.
@param CallerAddress Address of caller who call Free.
@param Action This Free action.
@param Size Buffer size.
@param Buffer Buffer address.
@retval TRUE Profile udpate success.
@retval FALSE Profile update fail.
**/
BOOLEAN
CoreUpdateProfileFree (
IN PHYSICAL_ADDRESS CallerAddress,
IN MEMORY_PROFILE_ACTION Action,
IN UINTN Size,
IN VOID *Buffer
)
{
MEMORY_PROFILE_CONTEXT *Context;
MEMORY_PROFILE_DRIVER_INFO *DriverInfo;
MEMORY_PROFILE_ALLOC_INFO *AllocInfo;
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
LIST_ENTRY *DriverLink;
LIST_ENTRY *DriverInfoList;
MEMORY_PROFILE_DRIVER_INFO_DATA *ThisDriverInfoData;
MEMORY_PROFILE_ALLOC_INFO_DATA *AllocInfoData;
UINTN ProfileMemoryIndex;
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return FALSE;
}
DriverInfoData = GetMemoryProfileDriverInfoFromAddress (ContextData, CallerAddress);
ASSERT (DriverInfoData != NULL);
switch (Action) {
case MemoryProfileActionFreePages:
AllocInfoData = GetMemoryProfileAllocInfoFromAddress (DriverInfoData, MemoryProfileActionAllocatePages, Size, Buffer);
break;
case MemoryProfileActionFreePool:
AllocInfoData = GetMemoryProfileAllocInfoFromAddress (DriverInfoData, MemoryProfileActionAllocatePool, 0, Buffer);
break;
default:
ASSERT (FALSE);
AllocInfoData = NULL;
break;
}
if (AllocInfoData == NULL) {
//
// Legal case, because driver A might free memory allocated by driver B, by some protocol.
//
DriverInfoList = ContextData->DriverInfoList;
for (DriverLink = DriverInfoList->ForwardLink;
DriverLink != DriverInfoList;
DriverLink = DriverLink->ForwardLink) {
ThisDriverInfoData = CR (
DriverLink,
MEMORY_PROFILE_DRIVER_INFO_DATA,
Link,
MEMORY_PROFILE_DRIVER_INFO_SIGNATURE
);
switch (Action) {
case MemoryProfileActionFreePages:
AllocInfoData = GetMemoryProfileAllocInfoFromAddress (ThisDriverInfoData, MemoryProfileActionAllocatePages, Size, Buffer);
break;
case MemoryProfileActionFreePool:
AllocInfoData = GetMemoryProfileAllocInfoFromAddress (ThisDriverInfoData, MemoryProfileActionAllocatePool, 0, Buffer);
break;
default:
ASSERT (FALSE);
AllocInfoData = NULL;
break;
}
if (AllocInfoData != NULL) {
DriverInfoData = ThisDriverInfoData;
break;
}
}
if (AllocInfoData == NULL) {
//
// No matched allocate operation is found for this free operation.
// It is because the specified memory type allocate operation has been
// filtered by CoreNeedRecordProfile(), but free operations have no
// memory type information, they can not be filtered by CoreNeedRecordProfile().
// Then, they will be filtered here.
//
return FALSE;
}
}
Context = &ContextData->Context;
DriverInfo = &DriverInfoData->DriverInfo;
AllocInfo = &AllocInfoData->AllocInfo;
ProfileMemoryIndex = GetProfileMemoryIndex (AllocInfo->MemoryType);
Context->CurrentTotalUsage -= AllocInfo->Size;
Context->CurrentTotalUsageByType[ProfileMemoryIndex] -= AllocInfo->Size;
DriverInfo->CurrentUsage -= AllocInfo->Size;
DriverInfo->CurrentUsageByType[ProfileMemoryIndex] -= AllocInfo->Size;
DriverInfo->AllocRecordCount --;
RemoveEntryList (&AllocInfoData->Link);
if (Action == MemoryProfileActionFreePages) {
if (AllocInfo->Buffer != (PHYSICAL_ADDRESS) (UINTN) Buffer) {
CoreUpdateProfileAllocate (
AllocInfo->CallerAddress,
MemoryProfileActionAllocatePages,
AllocInfo->MemoryType,
(UINTN) ((PHYSICAL_ADDRESS) (UINTN) Buffer - AllocInfo->Buffer),
(VOID *) (UINTN) AllocInfo->Buffer
);
}
if (AllocInfo->Buffer + AllocInfo->Size != ((PHYSICAL_ADDRESS) (UINTN) Buffer + Size)) {
CoreUpdateProfileAllocate (
AllocInfo->CallerAddress,
MemoryProfileActionAllocatePages,
AllocInfo->MemoryType,
(UINTN) ((AllocInfo->Buffer + AllocInfo->Size) - ((PHYSICAL_ADDRESS) (UINTN) Buffer + Size)),
(VOID *) ((UINTN) Buffer + Size)
);
}
}
//
// Use CoreInternalFreePool() that will not update profile for this FreePool action.
//
CoreInternalFreePool (AllocInfoData);
return TRUE;
}
/**
Update memory profile information.
@param CallerAddress Address of caller who call Allocate or Free.
@param Action This Allocate or Free action.
@param MemoryType Memory type.
@param Size Buffer size.
@param Buffer Buffer address.
@retval TRUE Profile udpate success.
@retval FALSE Profile update fail.
**/
BOOLEAN
CoreUpdateProfile (
IN PHYSICAL_ADDRESS CallerAddress,
IN MEMORY_PROFILE_ACTION Action,
IN EFI_MEMORY_TYPE MemoryType, // Valid for AllocatePages/AllocatePool
IN UINTN Size, // Valid for AllocatePages/FreePages/AllocatePool
IN VOID *Buffer
)
{
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
if (!IS_UEFI_MEMORY_PROFILE_ENABLED) {
return FALSE;
}
if (!mMemoryProfileRecordingStatus) {
return FALSE;
}
//
// Free operations have no memory type information, so skip the check.
//
if ((Action == MemoryProfileActionAllocatePages) || (Action == MemoryProfileActionAllocatePool)) {
//
// Only record limited MemoryType.
//
if (!CoreNeedRecordProfile (MemoryType)) {
return FALSE;
}
}
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return FALSE;
}
switch (Action) {
case MemoryProfileActionAllocatePages:
CoreUpdateProfileAllocate (CallerAddress, Action, MemoryType, Size, Buffer);
break;
case MemoryProfileActionFreePages:
CoreUpdateProfileFree (CallerAddress, Action, Size, Buffer);
break;
case MemoryProfileActionAllocatePool:
CoreUpdateProfileAllocate (CallerAddress, Action, MemoryType, Size, Buffer);
break;
case MemoryProfileActionFreePool:
CoreUpdateProfileFree (CallerAddress, Action, 0, Buffer);
break;
default:
ASSERT (FALSE);
break;
}
return TRUE;
}
////////////////////
/**
Get memory profile data size.
@return Memory profile data size.
**/
UINTN
MemoryProfileGetDataSize (
VOID
)
{
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
LIST_ENTRY *DriverInfoList;
LIST_ENTRY *DriverLink;
UINTN TotalSize;
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return 0;
}
TotalSize = sizeof (MEMORY_PROFILE_CONTEXT);
TotalSize += sizeof (MEMORY_PROFILE_DRIVER_INFO) * (UINTN) ContextData->Context.ImageCount;
DriverInfoList = ContextData->DriverInfoList;
for (DriverLink = DriverInfoList->ForwardLink;
DriverLink != DriverInfoList;
DriverLink = DriverLink->ForwardLink) {
DriverInfoData = CR (
DriverLink,
MEMORY_PROFILE_DRIVER_INFO_DATA,
Link,
MEMORY_PROFILE_DRIVER_INFO_SIGNATURE
);
TotalSize += sizeof (MEMORY_PROFILE_ALLOC_INFO) * (UINTN) DriverInfoData->DriverInfo.AllocRecordCount;
}
return TotalSize;
}
/**
Copy memory profile data.
@param ProfileBuffer The buffer to hold memory profile data.
**/
VOID
MemoryProfileCopyData (
IN VOID *ProfileBuffer
)
{
MEMORY_PROFILE_CONTEXT *Context;
MEMORY_PROFILE_DRIVER_INFO *DriverInfo;
MEMORY_PROFILE_ALLOC_INFO *AllocInfo;
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
MEMORY_PROFILE_DRIVER_INFO_DATA *DriverInfoData;
MEMORY_PROFILE_ALLOC_INFO_DATA *AllocInfoData;
LIST_ENTRY *DriverInfoList;
LIST_ENTRY *DriverLink;
LIST_ENTRY *AllocInfoList;
LIST_ENTRY *AllocLink;
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return ;
}
Context = ProfileBuffer;
CopyMem (Context, &ContextData->Context, sizeof (MEMORY_PROFILE_CONTEXT));
DriverInfo = (MEMORY_PROFILE_DRIVER_INFO *) (Context + 1);
DriverInfoList = ContextData->DriverInfoList;
for (DriverLink = DriverInfoList->ForwardLink;
DriverLink != DriverInfoList;
DriverLink = DriverLink->ForwardLink) {
DriverInfoData = CR (
DriverLink,
MEMORY_PROFILE_DRIVER_INFO_DATA,
Link,
MEMORY_PROFILE_DRIVER_INFO_SIGNATURE
);
CopyMem (DriverInfo, &DriverInfoData->DriverInfo, sizeof (MEMORY_PROFILE_DRIVER_INFO));
AllocInfo = (MEMORY_PROFILE_ALLOC_INFO *) (DriverInfo + 1);
AllocInfoList = DriverInfoData->AllocInfoList;
for (AllocLink = AllocInfoList->ForwardLink;
AllocLink != AllocInfoList;
AllocLink = AllocLink->ForwardLink) {
AllocInfoData = CR (
AllocLink,
MEMORY_PROFILE_ALLOC_INFO_DATA,
Link,
MEMORY_PROFILE_ALLOC_INFO_SIGNATURE
);
CopyMem (AllocInfo, &AllocInfoData->AllocInfo, sizeof (MEMORY_PROFILE_ALLOC_INFO));
AllocInfo += 1;
}
DriverInfo = (MEMORY_PROFILE_DRIVER_INFO *) ((UINTN) (DriverInfo + 1) + sizeof (MEMORY_PROFILE_ALLOC_INFO) * (UINTN) DriverInfo->AllocRecordCount);
}
}
/**
Get memory profile data.
@param[in] This The EDKII_MEMORY_PROFILE_PROTOCOL instance.
@param[in, out] ProfileSize On entry, points to the size in bytes of the ProfileBuffer.
On return, points to the size of the data returned in ProfileBuffer.
@param[out] ProfileBuffer Profile buffer.
@return EFI_SUCCESS Get the memory profile data successfully.
@return EFI_BUFFER_TO_SMALL The ProfileSize is too small for the resulting data.
ProfileSize is updated with the size required.
**/
EFI_STATUS
EFIAPI
ProfileProtocolGetData (
IN EDKII_MEMORY_PROFILE_PROTOCOL *This,
IN OUT UINT64 *ProfileSize,
OUT VOID *ProfileBuffer
)
{
UINTN Size;
MEMORY_PROFILE_CONTEXT_DATA *ContextData;
BOOLEAN MemoryProfileRecordingStatus;
ContextData = GetMemoryProfileContext ();
if (ContextData == NULL) {
return EFI_UNSUPPORTED;
}
MemoryProfileRecordingStatus = mMemoryProfileRecordingStatus;
mMemoryProfileRecordingStatus = FALSE;
Size = MemoryProfileGetDataSize ();
if (*ProfileSize < Size) {
*ProfileSize = Size;
mMemoryProfileRecordingStatus = MemoryProfileRecordingStatus;
return EFI_BUFFER_TOO_SMALL;
}
*ProfileSize = Size;
MemoryProfileCopyData (ProfileBuffer);
mMemoryProfileRecordingStatus = MemoryProfileRecordingStatus;
return EFI_SUCCESS;
}
/**
Register image to memory profile.
@param[in] This The EDKII_MEMORY_PROFILE_PROTOCOL instance.
@param[in] FilePath File path of the image.
@param[in] ImageBase Image base address.
@param[in] ImageSize Image size.
@param[in] FileType File type of the image.
@return EFI_SUCCESS Register success.
@return EFI_OUT_OF_RESOURCE No enough resource for this register.
**/
EFI_STATUS
EFIAPI
ProfileProtocolRegisterImage (
IN EDKII_MEMORY_PROFILE_PROTOCOL *This,
IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
IN PHYSICAL_ADDRESS ImageBase,
IN UINT64 ImageSize,
IN EFI_FV_FILETYPE FileType
)
{
EFI_STATUS Status;
LOADED_IMAGE_PRIVATE_DATA DriverEntry;
VOID *EntryPointInImage;
ZeroMem (&DriverEntry, sizeof (DriverEntry));
DriverEntry.Info.FilePath = FilePath;
DriverEntry.ImageContext.ImageAddress = ImageBase;
DriverEntry.ImageContext.ImageSize = ImageSize;
Status = InternalPeCoffGetEntryPoint ((VOID *) (UINTN) ImageBase, &EntryPointInImage);
ASSERT_EFI_ERROR (Status);
DriverEntry.ImageContext.EntryPoint = (PHYSICAL_ADDRESS) (UINTN) EntryPointInImage;
DriverEntry.ImageContext.ImageType = InternalPeCoffGetSubsystem ((VOID *) (UINTN) ImageBase);
return RegisterMemoryProfileImage (&DriverEntry, FileType) ? EFI_SUCCESS: EFI_OUT_OF_RESOURCES;
}
/**
Unregister image from memory profile.
@param[in] This The EDKII_MEMORY_PROFILE_PROTOCOL instance.
@param[in] FilePath File path of the image.
@param[in] ImageBase Image base address.
@param[in] ImageSize Image size.
@return EFI_SUCCESS Unregister success.
@return EFI_NOT_FOUND The image is not found.
**/
EFI_STATUS
EFIAPI
ProfileProtocolUnregisterImage (
IN EDKII_MEMORY_PROFILE_PROTOCOL *This,
IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
IN PHYSICAL_ADDRESS ImageBase,
IN UINT64 ImageSize
)
{
EFI_STATUS Status;
LOADED_IMAGE_PRIVATE_DATA DriverEntry;
VOID *EntryPointInImage;
ZeroMem (&DriverEntry, sizeof (DriverEntry));
DriverEntry.Info.FilePath = FilePath;
DriverEntry.ImageContext.ImageAddress = ImageBase;
DriverEntry.ImageContext.ImageSize = ImageSize;
Status = InternalPeCoffGetEntryPoint ((VOID *) (UINTN) ImageBase, &EntryPointInImage);
ASSERT_EFI_ERROR (Status);
DriverEntry.ImageContext.EntryPoint = (PHYSICAL_ADDRESS) (UINTN) EntryPointInImage;
return UnregisterMemoryProfileImage (&DriverEntry) ? EFI_SUCCESS: EFI_NOT_FOUND;
}
////////////////////
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