diff options
Diffstat (limited to 'StandaloneMmPkg/Library')
3 files changed, 91 insertions, 7 deletions
diff --git a/StandaloneMmPkg/Library/FvLib/FvLib.c b/StandaloneMmPkg/Library/FvLib/FvLib.c index 89504b9..e0f344a 100644 --- a/StandaloneMmPkg/Library/FvLib/FvLib.c +++ b/StandaloneMmPkg/Library/FvLib/FvLib.c @@ -338,11 +338,11 @@ FfsFindSection ( Given the input file pointer, search for the next matching section in the
FFS volume.
- @param SearchType Filter to find only sections of this type.
- @param FfsFileHeader Pointer to the current file to search.
- @param SectionData Pointer to the Section matching SectionType in FfsFileHeader.
- NULL if section not found
- @param SectionDataSize The size of SectionData
+ @param[in] SectionType Filter to find only sections of this type.
+ @param[in] FfsFileHeader Pointer to the current file to search.
+ @param[in,out] SectionData Pointer to the Section matching SectionType in FfsFileHeader.
+ NULL if section not found
+ @param[in,out] SectionDataSize The size of SectionData, excluding the section header.
@retval EFI_NOT_FOUND No files matching the search criteria were found
@retval EFI_SUCCESS
@@ -380,10 +380,10 @@ FfsFindSectionData ( if (Section->Type == SectionType) {
if (IS_SECTION2 (Section)) {
*SectionData = (VOID *)((EFI_COMMON_SECTION_HEADER2 *)Section + 1);
- *SectionDataSize = SECTION2_SIZE (Section);
+ *SectionDataSize = SECTION2_SIZE (Section) - sizeof (EFI_COMMON_SECTION_HEADER2);
} else {
*SectionData = (VOID *)(Section + 1);
- *SectionDataSize = SECTION_SIZE (Section);
+ *SectionDataSize = SECTION_SIZE (Section) - sizeof (EFI_COMMON_SECTION_HEADER);
}
return EFI_SUCCESS;
diff --git a/StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.c b/StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.c new file mode 100644 index 0000000..143a62c --- /dev/null +++ b/StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.c @@ -0,0 +1,50 @@ +/** @file
+ LockBox Dependency DXE Library.
+
+ By installing the LockBox protocol with the gEfiLockBoxProtocolGuid,
+ it signals that the LockBox API is fully operational and ready for use.
+
+ Copyright (c) 2024, 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 <Protocol/LockBox.h>
+
+/**
+ The constructor function of SmmLockBoxMmDependency.
+
+ It attempts to install the gEfiLockBoxProtocolGuid protocol into the system's DXE database
+ with NULL as notify.
+
+ @param ImageHandle The firmware allocated handle for the EFI image.
+ @param SystemTable A pointer to the Management mode System Table.
+
+ @retval EFI_SUCCESS The protocol was successfully installed into the DXE database.
+ @retval Others An error occurred while installing the protocol.
+**/
+EFI_STATUS
+EFIAPI
+SmmLockBoxMmDependencyConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ //
+ // Install NULL to DXE data base as notify
+ //
+ Status = gBS->InstallProtocolInterface (
+ &ImageHandle,
+ &gEfiLockBoxProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ NULL
+ );
+ ASSERT_EFI_ERROR (Status);
+ return Status;
+}
diff --git a/StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.inf b/StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.inf new file mode 100644 index 0000000..14931a2 --- /dev/null +++ b/StandaloneMmPkg/Library/SmmLockBoxMmDependency/SmmLockBoxMmDependency.inf @@ -0,0 +1,34 @@ +## @file
+# LockBox Dependency DXE Library.
+#
+# By installing the LockBox protocol with the gEfiLockBoxProtocolGuid,
+# it signals that the LockBox API is fully operational and ready for use.
+#
+# Copyright (c) 2024, Intel Corporation. All rights reserved.<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010006
+ BASE_NAME = SmmLockBoxMmDependency
+ FILE_GUID = c45ce910-7f8b-4f49-88e2-2c26c5743ee2
+ MODULE_TYPE = DXE_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = NULL
+ CONSTRUCTOR = SmmLockBoxMmDependencyConstructor
+
+[Sources]
+ SmmLockBoxMmDependency.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[Protocols]
+ gEfiLockBoxProtocolGuid
+
+[LibraryClasses]
+ BaseLib
+ UefiBootServicesTableLib
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