The driver provides empty HSTI table.
Signed-off-by: Konstantin Kostiuk <kkost...@redhat.com>
---
OvmfPkg/VirtHstiDxe/VirtHstiDxe.c | 75 +++++++++++++++++++++++++++++
OvmfPkg/VirtHstiDxe/VirtHstiDxe.inf | 64 ++++++++++++++++++++++++
2 files changed, 139 insertions(+)
create mode 100644 OvmfPkg/VirtHstiDxe/VirtHstiDxe.c
create mode 100644 OvmfPkg/VirtHstiDxe/VirtHstiDxe.inf
diff --git a/OvmfPkg/VirtHstiDxe/VirtHstiDxe.c
b/OvmfPkg/VirtHstiDxe/VirtHstiDxe.c
new file mode 100644
index 0000000000..b9ed189f33
--- /dev/null
+++ b/OvmfPkg/VirtHstiDxe/VirtHstiDxe.c
@@ -0,0 +1,75 @@
+/** @file
+ This file contains DXE driver for publishing empty HSTI table
+
+Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2024, Red Hat. Inc
+
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <PiDxe.h>
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+#include <IndustryStandard/Hsti.h>
+#include <Library/HstiLib.h>
+
+#define HSTI_PLATFORM_NAME L"Intel(R) 9-Series v1"
+#define HSTI_SECURITY_FEATURE_SIZE 1
+
+ADAPTER_INFO_PLATFORM_SECURITY mHstiBase = {
+ PLATFORM_SECURITY_VERSION_VNEXTCS,
+ PLATFORM_SECURITY_ROLE_PLATFORM_REFERENCE,
+ { HSTI_PLATFORM_NAME },
+ HSTI_SECURITY_FEATURE_SIZE,
+};
+
+/**
+ The driver's entry point.
+
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The entry point is executed successfully.
+ @retval other Some error occurs when executing this entry point.
+**/
+EFI_STATUS
+EFIAPI
+VirtHstiDxeEntrypoint (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ // Allocate memory for HSTI struct
+ // 3 * sizeof (UINT8) * HSTI_SECURITY_FEATURE_SIZE is for the 3 arrays
+ // UINT8 SecurityFeaturesRequired[];
+ // UINT8 SecurityFeaturesImplemented[];
+ // UINT8 SecurityFeaturesVerified[];
+ // sizeof (CHAR16) is for the NULL terminator of ErrorString
+ // CHAR16 ErrorString[]
+ UINTN HstiSize = sizeof (ADAPTER_INFO_PLATFORM_SECURITY) +
+ 3 * sizeof (UINT8) * HSTI_SECURITY_FEATURE_SIZE +
+ sizeof (CHAR16);
+ VOID *HstiStruct = AllocateZeroPool (HstiSize);
+
+ if (HstiStruct == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ CopyMem (HstiStruct, &mHstiBase, sizeof (ADAPTER_INFO_PLATFORM_SECURITY));
+
+ Status = HstiLibSetTable (HstiStruct, HstiSize);
+ if (EFI_ERROR (Status)) {
+ if (Status != EFI_ALREADY_STARTED) {
+ ASSERT_EFI_ERROR (Status);
+ }
+ }
+
+ return EFI_SUCCESS;
+}
diff --git a/OvmfPkg/VirtHstiDxe/VirtHstiDxe.inf
b/OvmfPkg/VirtHstiDxe/VirtHstiDxe.inf
new file mode 100644
index 0000000000..270aa60026
--- /dev/null
+++ b/OvmfPkg/VirtHstiDxe/VirtHstiDxe.inf
@@ -0,0 +1,64 @@
+## @file
+# Component description file for Virt Hsti Driver
+#
+# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) Microsoft Corporation.<BR>
+# Copyright (c) 2024, Red Hat. Inc
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = VirtHstiDxe
+ FILE_GUID = 60740CF3-D428-4500-80E6-04A5798241ED
+ MODULE_TYPE = DXE_DRIVER
+ VERSION_STRING = 1.0
+ ENTRY_POINT = VirtHstiDxeEntrypoint
+
+################################################################################
+#
+# Sources Section - list of files that are required for the build to succeed.
+#
+################################################################################
+
+[Sources]
+ VirtHstiDxe.c
+
+################################################################################
+#
+# Package Dependency Section - list of Package files that are required for
+# this module.
+#
+################################################################################
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+################################################################################
+#
+# Library Class Section - list of Library Classes that are required for
+# this module.
+#
+################################################################################
+
+[LibraryClasses]
+ UefiDriverEntryPoint
+ UefiLib
+ BaseLib
+ BaseMemoryLib
+ MemoryAllocationLib
+ DebugLib
+ HstiLib
+ UefiBootServicesTableLib
+
+################################################################################
+#
+# Protocol C Name Section - list of Protocol and Protocol Notify C Names
+# that this module uses or produces.
+#
+################################################################################
+
+[Depex]
+ TRUE
--
2.44.0
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