diff options
Diffstat (limited to 'Silicon/BroxtonSoC/BroxtonSiPkg/Txe/Library/SeCLib/SeCPolicyLib.c')
| -rw-r--r-- | Silicon/BroxtonSoC/BroxtonSiPkg/Txe/Library/SeCLib/SeCPolicyLib.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/Silicon/BroxtonSoC/BroxtonSiPkg/Txe/Library/SeCLib/SeCPolicyLib.c b/Silicon/BroxtonSoC/BroxtonSiPkg/Txe/Library/SeCLib/SeCPolicyLib.c new file mode 100644 index 0000000000..69b4053796 --- /dev/null +++ b/Silicon/BroxtonSoC/BroxtonSiPkg/Txe/Library/SeCLib/SeCPolicyLib.c @@ -0,0 +1,190 @@ +/** @file
+ Implementation file for SeC Policy functionality.
+
+ Copyright (c) 2006 - 2016, 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/SeCPolicyLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Protocol/Heci.h>
+#include <SeCAccess.h>
+
+//
+// Global variables
+//
+DXE_SEC_POLICY_PROTOCOL *mDxePlatformSeCPolicy;
+
+/**
+ Check if SeC is enabled.
+
+ @param[in] None
+
+ @retval None
+
+**/
+EFI_STATUS
+SeCPolicyLibInit (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+
+ //
+ // Get the desired platform setup policy.
+ //
+ Status = gBS->LocateProtocol (&gDxePlatformSeCPolicyGuid, NULL, (VOID **) &mDxePlatformSeCPolicy);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((EFI_D_ERROR, "No SEC Platform Policy Protocol available"));
+ }
+
+ ASSERT_EFI_ERROR (Status);
+
+ return Status;
+}
+
+
+/**
+ Check if HECI Communication is enabled in setup options.
+
+ @param[in] VOID Parameter is VOID
+
+ @retval FALSE HECI is disabled.
+ @retval TRUE HECI is enabled.
+
+**/
+BOOLEAN
+SeCHECIEnabled (
+ VOID
+ )
+{
+ BOOLEAN Supported;
+
+ if (mDxePlatformSeCPolicy->SeCConfig.HeciCommunication != 1) {
+ Supported = FALSE;
+ } else {
+ Supported = TRUE;
+ }
+ return Supported;
+}
+
+
+/**
+ Check if End of Post Message is enabled in setup options.
+
+ @param[in] VOID Parameter is VOID
+
+ @retval FALSE EndOfPost is disabled.
+ @retval TRUE EndOfPost is enabled.
+
+**/
+BOOLEAN
+SeCEndOfPostEnabled (
+ VOID
+ )
+{
+ BOOLEAN Supported;
+
+ if (mDxePlatformSeCPolicy->SeCConfig.EndOfPostEnabled != 1) {
+ Supported = FALSE;
+ } else {
+ Supported = TRUE;
+ }
+
+ return Supported;
+}
+
+
+/**
+ Check if Thermal Reporting Message is enabled in setup options.
+
+ @param[in] VOID Parameter is VOID.
+
+ @retval FALSE Thermal Reporting is disabled.
+ @retval TRUE Thermal Reporting is enabled.
+
+**/
+BOOLEAN
+SeCTrEnabled (
+ VOID
+ )
+{
+ if (mDxePlatformSeCPolicy->SeCConfig.TrConfig->TrEnabled == 1) {
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+
+/**
+ Show SeC Error message.
+
+ @param[in] MsgId SeC error message ID.
+
+ @retval None.
+
+**/
+VOID
+SeCReportError (
+ IN SEC_ERROR_MSG_ID MsgId
+ )
+{
+ if (mDxePlatformSeCPolicy->Revision >= DXE_PLATFORM_SEC_POLICY_PROTOCOL_REVISION_3) {
+ mDxePlatformSeCPolicy->SeCReportError (MsgId);
+ }
+
+ return ;
+}
+
+
+/**
+ Check if SeCFwDowngrade is enabled in setup options.
+
+ @param[in] None
+
+ @retval FALSE SeCFwDowngrade is disabled.
+ @retval TRUE SeCFwDowngrade is enabled.
+
+**/
+BOOLEAN
+SeCFwDowngradeSupported (
+ VOID
+ )
+{
+ if (mDxePlatformSeCPolicy->Revision >= DXE_PLATFORM_SEC_POLICY_PROTOCOL_REVISION_7) {
+ if (mDxePlatformSeCPolicy->SeCConfig.SeCFwDownGrade == 1) {
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+
+/**
+ Check if integarted touch is enabled in setup options.
+
+ @param[in] VOID Parameter is VOID.
+
+ @retval FALSE itouch is disabled.
+ @retval TRUE itouch is enabled.
+
+**/
+BOOLEAN
+SeCITouchEnabled (
+ VOID
+ )
+{
+ return mDxePlatformSeCPolicy->SeCConfig.ITouchEnabled;
+}
+
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