diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/UefiMemoryAllocationProfileLib/DxeMemoryProfileLib.c')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/UefiMemoryAllocationProfileLib/DxeMemoryProfileLib.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/UefiMemoryAllocationProfileLib/DxeMemoryProfileLib.c b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/UefiMemoryAllocationProfileLib/DxeMemoryProfileLib.c new file mode 100644 index 00000000..06c98ee5 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/UefiMemoryAllocationProfileLib/DxeMemoryProfileLib.c @@ -0,0 +1,96 @@ +/** @file + Support routines for memory profile for Dxe phase drivers. + + Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + + +#include <Uefi.h> + + +#include <Library/UefiBootServicesTableLib.h> +#include <Library/DebugLib.h> + +#include <Guid/MemoryProfile.h> + +EDKII_MEMORY_PROFILE_PROTOCOL *mLibProfileProtocol; + +/** + The constructor function initializes memory profile for DXE phase. + + @param ImageHandle The firmware allocated handle for the EFI image. + @param SystemTable A pointer to the EFI System Table. + + @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS. + +**/ +EFI_STATUS +EFIAPI +MemoryProfileLibConstructor ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + + Status = gBS->LocateProtocol ( + &gEdkiiMemoryProfileGuid, + NULL, + (VOID **) &mLibProfileProtocol + ); + if (EFI_ERROR (Status)) { + mLibProfileProtocol = NULL; + } + + return EFI_SUCCESS; +} + +/** + Record memory profile of multilevel caller. + + @param[in] CallerAddress Address of caller. + @param[in] Action Memory profile action. + @param[in] MemoryType Memory type. + EfiMaxMemoryType means the MemoryType is unknown. + @param[in] Buffer Buffer address. + @param[in] Size Buffer size. + @param[in] ActionString String for memory profile action. + Only needed for user defined allocate action. + + @return EFI_SUCCESS Memory profile is updated. + @return EFI_UNSUPPORTED Memory profile is unsupported, + or memory profile for the image is not required, + or memory profile for the memory type is not required. + @return EFI_ACCESS_DENIED It is during memory profile data getting. + @return EFI_ABORTED Memory profile recording is not enabled. + @return EFI_OUT_OF_RESOURCES No enough resource to update memory profile for allocate action. + @return EFI_NOT_FOUND No matched allocate info found for free action. + +**/ +EFI_STATUS +EFIAPI +MemoryProfileLibRecord ( + IN PHYSICAL_ADDRESS CallerAddress, + IN MEMORY_PROFILE_ACTION Action, + IN EFI_MEMORY_TYPE MemoryType, + IN VOID *Buffer, + IN UINTN Size, + IN CHAR8 *ActionString OPTIONAL + ) +{ + if (mLibProfileProtocol == NULL) { + return EFI_UNSUPPORTED; + } + return mLibProfileProtocol->Record ( + mLibProfileProtocol, + CallerAddress, + Action, + MemoryType, + Buffer, + Size, + ActionString + ); +} + |