From e7b8e072fd6da92d7820b0a18c30bd3eea6ffc44 Mon Sep 17 00:00:00 2001 From: Guo Mang Date: Fri, 23 Dec 2016 13:33:16 +0800 Subject: BroxtonPlatformPkg: Add package Include and Library Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Guo Mang --- .../Library/PeiPolicyInitLib/PeiCpuPolicyInit.c | 96 ++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 Platform/BroxtonPlatformPkg/Common/Library/PeiPolicyInitLib/PeiCpuPolicyInit.c (limited to 'Platform/BroxtonPlatformPkg/Common/Library/PeiPolicyInitLib/PeiCpuPolicyInit.c') diff --git a/Platform/BroxtonPlatformPkg/Common/Library/PeiPolicyInitLib/PeiCpuPolicyInit.c b/Platform/BroxtonPlatformPkg/Common/Library/PeiPolicyInitLib/PeiCpuPolicyInit.c new file mode 100644 index 0000000000..4d8336b7f3 --- /dev/null +++ b/Platform/BroxtonPlatformPkg/Common/Library/PeiPolicyInitLib/PeiCpuPolicyInit.c @@ -0,0 +1,96 @@ +/** @file + This file is SampleCode for Intel CPU PEI Policy initialzation. + + Copyright (c) 2010 - 2016, Intel Corporation. All rights reserved.
+ + 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 "PeiCpuPolicyInit.h" + +/** + This function performs CPU PEI Policy initialization in Pre-Memory. + + @retval EFI_SUCCESS The PPI is installed and initialized. + @retval EFI ERRORS The PPI is not successfully installed. + @retval EFI_OUT_OF_RESOURCES No enough resoruces (such as out of memory). + +**/ +EFI_STATUS +EFIAPI +PeiCpuPolicyInitPreMem ( + ) +{ + EFI_STATUS Status; + SI_CPU_POLICY_PPI *SiCpuPolicyPpi; + + // + // Call CpuCreatePolicyDefaults to initialize platform policy structure + // and get all Intel default policy settings. + // + Status = CreateCpuConfigBlocks (&SiCpuPolicyPpi); + ASSERT_EFI_ERROR (Status); + + // + // Update Pre-Mem Policy related policies. + // + UpdatePeiCpuPolicyPreMem (SiCpuPolicyPpi); + + // + // Install SiCpuPolicyPpi. + // While installed, RC assumes the Policy is ready and finalized. So please + // update and override any setting before calling this function. + // + Status = CpuInstallPolicyPpi (SiCpuPolicyPpi); + ASSERT_EFI_ERROR (Status); + + return Status; +} + + +/** + This function performs CPU PEI Policy initialization in Post-Memory. + + @param[in] SystemConfiguration The pointer to get System Setup + + @retval EFI_SUCCESS The PPI is installed and initialized. + @retval EFI ERRORS The PPI is not successfully installed. + @retval EFI_OUT_OF_RESOURCES No enough resoruces (such as out of memory). + +**/ +EFI_STATUS +EFIAPI +PeiCpuPolicyInit ( + IN SYSTEM_CONFIGURATION *SystemConfiguration + ) +{ + EFI_STATUS Status; + SI_CPU_POLICY_PPI *SiCpuPolicyPpi; + + // + // Call CreateCpuConfigBlocks to initialize platform policy structure + // and get all Intel default policy settings. + // + Status = CreateCpuConfigBlocks (&SiCpuPolicyPpi); + ASSERT_EFI_ERROR (Status); + + UpdatePeiCpuPolicy (SiCpuPolicyPpi, SystemConfiguration); + + // + // Install SiCpuPolicyPpi. + // While installed, RC assumes the Policy is ready and finalized. So please + // update and override any setting before calling this function. + // + Status = CpuInstallPolicyPpi (SiCpuPolicyPpi); + ASSERT_EFI_ERROR (Status); + + return Status; +} + -- cgit v1.2.3