diff options
| author | Yao, Jiewen <jiewen.yao@intel.com> | 2015-01-12 03:16:49 +0000 |
|---|---|---|
| committer | jyao1 <jyao1@Edk2> | 2015-01-12 03:16:49 +0000 |
| commit | 4610b23ab10942d140eb51c4bdbefc5f896979ad (patch) | |
| tree | 40d2bf83dd27355672ddc230d9a6191ac3d5eb97 /SecurityPkg/Library/TrEEPpVendorLibNull/TrEEPpVendorLibNull.c | |
| parent | c5f1d437eddd8fcfe9adeb7ca70cca7ef8688ded (diff) | |
| download | edk2-platforms-4610b23ab10942d140eb51c4bdbefc5f896979ad.tar.xz | |
Add TPM Physical Presence >=128 operation value support.
The Tcg/TrEE PhysicalPresence library will depend on Tcg/TrEE PpVendor library.
The default NULL library instance is provided in this package.
OEM can create OemPpVendorLib as override to handle >=128 operation value.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: "Yao, Jiewen" <jiewen.yao@intel.com>
Reviewed-by: "Dong, Guo" <guo.dong@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16597 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'SecurityPkg/Library/TrEEPpVendorLibNull/TrEEPpVendorLibNull.c')
| -rw-r--r-- | SecurityPkg/Library/TrEEPpVendorLibNull/TrEEPpVendorLibNull.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/SecurityPkg/Library/TrEEPpVendorLibNull/TrEEPpVendorLibNull.c b/SecurityPkg/Library/TrEEPpVendorLibNull/TrEEPpVendorLibNull.c new file mode 100644 index 0000000000..efd477ad19 --- /dev/null +++ b/SecurityPkg/Library/TrEEPpVendorLibNull/TrEEPpVendorLibNull.c @@ -0,0 +1,131 @@ +/** @file
+ NULL TrEE PP Vendor library instance that does not support any vendor specific PPI.
+
+Copyright (c) 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 <Library/DebugLib.h>
+#include <Library/TrEEPpVendorLib.h>
+
+/**
+ 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] OperationRequest TPM physical presence operation request.
+ @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
+TrEEPpVendorLibExecutePendingRequest (
+ IN TPM2B_AUTH *PlatformAuth, OPTIONAL
+ IN UINT32 OperationRequest,
+ IN OUT UINT32 *ManagementFlags,
+ OUT BOOLEAN *ResetRequired
+ )
+{
+ ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
+ return TREE_PP_OPERATION_RESPONSE_BIOS_FAILURE;
+}
+
+/**
+ Check if there is a valid physical presence command request.
+
+ 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] OperationRequest TPM physical presence operation request.
+ @param[in] ManagementFlags BIOS TPM Management Flags.
+ @param[out] RequestConfirmed If the physical presence operation command required user confirm from UI.
+ True, it indicates the command doesn't require user confirm.
+ False, it indicates the command need user confirm from UI.
+
+ @retval TRUE Physical Presence operation command is valid.
+ @retval FALSE Physical Presence operation command is invalid.
+**/
+BOOLEAN
+EFIAPI
+TrEEPpVendorLibHasValidRequest (
+ IN UINT32 OperationRequest,
+ IN UINT32 ManagementFlags,
+ OUT BOOLEAN *RequestConfirmed
+ )
+{
+ ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
+ return FALSE;
+}
+
+/**
+ 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] OperationRequest TPM physical presence operation request.
+ @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
+TrEEPpVendorLibSubmitRequestToPreOSFunction (
+ IN UINT32 OperationRequest,
+ IN UINT32 ManagementFlags
+ )
+{
+ ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
+ return TREE_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.
+
+ 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] OperationRequest TPM physical presence operation request.
+ @param[in] ManagementFlags BIOS TPM Management Flags.
+
+ @return Return Code for Get User Confirmation Status for Operation.
+**/
+UINT32
+EFIAPI
+TrEEPpVendorLibGetUserConfirmationStatusFunction (
+ IN UINT32 OperationRequest,
+ IN UINT32 ManagementFlags
+ )
+{
+ ASSERT (OperationRequest >= TREE_PHYSICAL_PRESENCE_VENDOR_SPECIFIC_OPERATION);
+ return TREE_PP_GET_USER_CONFIRMATION_NOT_IMPLEMENTED;
+}
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