diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c')
| -rw-r--r-- | Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c b/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c deleted file mode 100644 index ec0c0f5c1e..0000000000 --- a/Vlv2TbltDevicePkg/PpmPolicy/PpmPolicy.c +++ /dev/null @@ -1,153 +0,0 @@ -/**
- Copyright (c) 2009 - 2013, 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.
-
-
-Module Name:
-
-
- PpmPolicy.c
-
-Abstract:
-
- This file is a wrapper for Intel PPM Platform Policy driver.
- Get Setup Value to initilize Intel PPM DXE Platform Policy.
-
---*/
-#include "PpmPolicy.h"
-#include <Protocol/MpService.h>
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-#include <Library/CpuIA32.h>
-
-#include <PchRegs.h>
-#include <Library/PchPlatformLib.h>
-
-#define EFI_CPUID_FAMILY 0x0F00
-#define EFI_CPUID_MODEL 0x00F0
-#define EFI_CPUID_STEPPING 0x000F
-
-EFI_STATUS
-EFIAPI
-PpmPolicyEntry(
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
-)
-{
- EFI_BOOT_SERVICES *pBS;
- EFI_MP_SERVICES_PROTOCOL *MpService;
- EFI_CPUID_REGISTER Cpuid01 = { 0, 0, 0, 0};
- EFI_HANDLE Handle;
- EFI_STATUS Status;
- UINTN CpuCount;
- UINT8 CPUMobileFeature;
-
- PCH_STEPPING Stepping;
-
- pBS = SystemTable->BootServices;
-
- //
- // Set PPM policy structure to known value
- //
- pBS->SetMem (&mDxePlatformPpmPolicy, sizeof(PPM_PLATFORM_POLICY_PROTOCOL), 0);
-
- //
- // Find the MpService Protocol
- //
- Status = pBS->LocateProtocol (&gEfiMpServiceProtocolGuid,
- NULL,
- (void **)&MpService
- );
- ASSERT_EFI_ERROR (Status);
-
- //
- // Get processor count from MP service.
- //
- Status = MpService->GetNumberOfProcessors (MpService, &CpuCount, NULL);
- ASSERT_EFI_ERROR (Status);
-
- //
- // Store the CPUID for use by SETUP items.
- //
- AsmCpuid (EFI_CPUID_VERSION_INFO, &Cpuid01.RegEax, &Cpuid01.RegEbx, &Cpuid01.RegEcx, &Cpuid01.RegEdx);
-
- mDxePlatformPpmPolicy.Revision = PPM_PLATFORM_POLICY_PROTOCOL_REVISION_4;
-
- //Read CPU Mobile feature from PLATFORM_ID_MSR MSR(0x17) NOTFB_I_AM_NOT_MOBILE_FUSE_CLIAMC00H Bit 28
- //Bit Description: { Disables Mobile features 0 = I am NOT a mobile part 1 = I am a mobile part (default)"}
- CPUMobileFeature = ((RShiftU64 (AsmReadMsr64(EFI_MSR_IA32_PLATFORM_ID), 28)) & 0x1);
-
- if (!EFI_ERROR(Status)) {
- if (CPUMobileFeature == 1){//CPU mobile feature
- mDxePlatformPpmPolicy.FunctionEnables.EnableGv = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCx = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCxe = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableTm = ICH_DEVICE_ENABLE;
- //MaxC7
- mDxePlatformPpmPolicy.FunctionEnables.EnableC7 = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC6 = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC4 = ICH_DEVICE_ENABLE;
-
-
- }else{//CPU desktop feature
- mDxePlatformPpmPolicy.FunctionEnables.EnableGv = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCx = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCxe = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableTm = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC4 = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC6 = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC7 = ICH_DEVICE_DISABLE;
- }
-
-
- mDxePlatformPpmPolicy.FunctionEnables.EnableProcHot = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.TStatesEnable = ICH_DEVICE_ENABLE;
-
-
- Stepping = PchStepping();
- if (Stepping < PchB3) {
- // If SoC is B0~B2 Stepping, disable the Turbo
- mDxePlatformPpmPolicy.FunctionEnables.EnableTurboMode= ICH_DEVICE_DISABLE;
- } else {
- mDxePlatformPpmPolicy.FunctionEnables.EnableTurboMode= ICH_DEVICE_ENABLE;
- }
-
- mDxePlatformPpmPolicy.FunctionEnables.EnableTm = ICH_DEVICE_ENABLE;
-
- mDxePlatformPpmPolicy.FunctionEnables.EnableCMP = ICH_DEVICE_ENABLE;
-
- } else {
- mDxePlatformPpmPolicy.FunctionEnables.EnableGv = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCx = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCxe = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableTm = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableProcHot = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableCMP = ICH_DEVICE_DISABLE;
- mDxePlatformPpmPolicy.FunctionEnables.TStatesEnable = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableTurboMode= ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC4 = ICH_DEVICE_ENABLE;
- mDxePlatformPpmPolicy.FunctionEnables.EnableC6 = ICH_DEVICE_ENABLE;
- }
-
-
-
- mDxePlatformPpmPolicy.S3RestoreMsrSwSmiNumber = S3_RESTORE_MSR_SW_SMI;
-
- Handle = NULL;
- Status = pBS->InstallMultipleProtocolInterfaces (
- &Handle,
- &gPpmPlatformPolicyProtocolGuid,
- &mDxePlatformPpmPolicy,
- NULL
- );
-
- ASSERT_EFI_ERROR (Status);
-
- return EFI_SUCCESS;
-}
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