REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2443
Add Tcg2PpVendorLibExecutePendingRequestEx and
Tcg2PpVendorLibSubmitRequestToPreOSFunctionEx to handle the
EFI_TCG2_PHYSICAL_PRESENCE parameters.
Implement in the null version.
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Jian J Wang <jian.j.w...@intel.com>
Cc: Chao Zhang <chao.b.zh...@intel.com>
Signed-off-by: Zhichao Gao <zhichao....@intel.com>
---
.../Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.c | 61 ++++++++++++++++++-
1 file changed, 60 insertions(+), 1 deletion(-)
diff --git a/SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.c
b/SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.c
index 895d05a28d..0b57ba44e3 100644
--- a/SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.c
+++ b/SecurityPkg/Library/Tcg2PpVendorLibNull/Tcg2PpVendorLibNull.c
@@ -1,7 +1,7 @@
/** @file
NULL Tcg2 PP Vendor library instance that does not support any vendor
specific PPI.
-Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2015 - 2020, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -40,6 +40,37 @@ Tcg2PpVendorLibExecutePendingRequest (
return TCG_PP_OPERATION_RESPONSE_BIOS_FAILURE;
}
+/**
+ Check and execute the requested physical presence command.
+
+ This API should be invoked in BIOS boot phase to process pending request.
+
+ Caution: This function may receive untrusted input.
+
+ If OperationRequest < 128, then ASSERT().
+
+ @param[in] PlatformAuth platform auth value. NULL means no platform
auth change.
+ @param[in] PPData Ptr to EFI_TCG2_PHYSICAL_PRESENCE data.
+ @param[in, out] ManagementFlags BIOS TPM Management Flags.
+ @param[out] ResetRequired If reset is required to vendor settings in
effect.
+ True, it indicates the reset is required.
+ False, it indicates the reset is not
required.
+
+ @return TPM Operation Response to OS Environment.
+**/
+UINT32
+EFIAPI
+Tcg2PpVendorLibExecutePendingRequestEx (
+ IN TPM2B_AUTH *PlatformAuth, OPTIONAL
+ IN EFI_TCG2_PHYSICAL_PRESENCE *PPData,
+ IN OUT UINT32 *ManagementFlags,
+ OUT BOOLEAN *ResetRequired
+ )
+{
+ ASSERT (PPData->PPRequest >=
TCG2_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
+ return TCG_PP_OPERATION_RESPONSE_BIOS_FAILURE;
+}
+
/**
Check if there is a valid physical presence command request.
@@ -100,6 +131,34 @@ Tcg2PpVendorLibSubmitRequestToPreOSFunction (
return TCG_PP_SUBMIT_REQUEST_TO_PREOS_NOT_IMPLEMENTED;
}
+/**
+ The callback for TPM vendor specific physical presence which is called for
+ Submit TPM Operation Request to Pre-OS Environment and
+ Submit TPM Operation Request to Pre-OS Environment 2.
+
+ This API should be invoked in OS runtime phase to interface with ACPI method.
+
+ Caution: This function may receive untrusted input.
+
+ If OperationRequest < 128, then ASSERT().
+
+ @param[in] *PPData Ptr to EFI_TCG2_PHYSICAL_PRESENCE data.
+ @param[in] ManagementFlags BIOS TPM Management Flags.
+
+ @return Return Code for Submit TPM Operation Request to Pre-OS Environment
and
+ Submit TPM Operation Request to Pre-OS Environment 2.
+**/
+UINT32
+EFIAPI
+Tcg2PpVendorLibSubmitRequestToPreOSFunctionEx (
+ IN EFI_TCG2_PHYSICAL_PRESENCE *PPdata,
+ IN UINT32 ManagementFlags
+ )
+{
+ ASSERT (PPdata->PPRequest >=
TCG2_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
+ return TCG_PP_SUBMIT_REQUEST_TO_PREOS_NOT_IMPLEMENTED;
+}
+
/**
The callback for TPM vendor specific physical presence which is called for
Get User Confirmation Status for Operation.
--
2.21.0.windows.1
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