diff options
Diffstat (limited to 'Board/EM/MeWrapper/MePlatformPolicy/Pei/MePeiPolicyInit.c')
| -rw-r--r-- | Board/EM/MeWrapper/MePlatformPolicy/Pei/MePeiPolicyInit.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/Board/EM/MeWrapper/MePlatformPolicy/Pei/MePeiPolicyInit.c b/Board/EM/MeWrapper/MePlatformPolicy/Pei/MePeiPolicyInit.c new file mode 100644 index 0000000..f534303 --- /dev/null +++ b/Board/EM/MeWrapper/MePlatformPolicy/Pei/MePeiPolicyInit.c @@ -0,0 +1,196 @@ +/*++ + This file contains a 'Sample Driver' and is licensed as such + under the terms of your license agreement with Intel or your + vendor. This file may be modified by the user, subject to + the additional terms of the license agreement +--*/ + +/*++ + +Copyright (c) 1999 - 2010 Intel Corporation. All rights reserved +This software and associated documentation (if any) is furnished +under a license and may only be used or copied in accordance +with the terms of the license. Except as permitted by such +license, no part of this software or documentation may be +reproduced, stored in a retrieval system, or transmitted in any +form or by any means without the express written consent of +Intel Corporation. + +Module Name: + + MePeiPolicyInit.c + +Abstract: + + This file is SampleCode for Intel ME PEI Platform Policy initialzation. + +--*/ +#include <Token.h> +#include "MePeiPolicyInit.h" +#include <Ppi\PchPlatformPolicy\PchPlatformPolicy.h> +#include <SetupDataDefinition.h> + +#define SETUP_GUID { 0xEC87D643, 0xEBA4, 0x4BB5, 0xA1, 0xE5, 0x3F, 0x3E, 0x36, 0xB2, 0x0D, 0xA9 } +static EFI_GUID gSetupGuid = SETUP_GUID; + + +// +// Function implementations +// +VOID +PrepareThermalHob ( + IN EFI_PEI_SERVICES **PeiServices +) +{ + EFI_STATUS Status; + EFI_HOB_GUID_TYPE *Hob; + UINT8 TsOnDimm[4]; + EFI_GUID gPchPolicyPpiGuid = PCH_PLATFORM_POLICY_PPI_GUID; + PCH_PLATFORM_POLICY_PPI *PchPlatformPolicy; + EFI_GUID gDimmTsInfoGuid = DIMM_TS_INFO_GUID; + + Status = (**PeiServices).LocatePpi (PeiServices, &gPchPolicyPpiGuid, 0, + NULL, (VOID **)&PchPlatformPolicy); + + if(EFI_ERROR(Status)) + { + return; + } + // Build the GUID'd HOB for DXE + Status = (*PeiServices)->CreateHob ( + PeiServices, + EFI_HOB_TYPE_GUID_EXTENSION, + (UINT16) (sizeof (EFI_HOB_GUID_TYPE) + 4), + &Hob + ); + + if (EFI_ERROR (Status))return; + + ((EFI_HOB_GUID_TYPE *)(Hob))->Name = gDimmTsInfoGuid; + + Hob++; + +//- TsOnDimm[0] = PchPlatformPolicy->ThermalReportConfig->ThermalReportControl->Dimm1TempReadEnable; +//- TsOnDimm[1] = PchPlatformPolicy->ThermalReportConfig->ThermalReportControl->Dimm2TempReadEnable; +//- TsOnDimm[2] = PchPlatformPolicy->ThermalReportConfig->ThermalReportControl->Dimm3TempReadEnable; +//- TsOnDimm[3] = PchPlatformPolicy->ThermalReportConfig->ThermalReportControl->Dimm4TempReadEnable; + + GlueCopyMem (Hob, TsOnDimm, sizeof(TsOnDimm)); + +} + +EFI_STATUS +MePeiPolicyInitEntryPoint ( + IN EFI_FFS_FILE_HEADER *FfsHeader, + IN EFI_PEI_SERVICES **PeiServices + ) +/*++ + +Routine Description: + + Initilize Intel ME PEI Platform Policy + +Arguments: + + FfsHeader Pointer to Firmware File System file header. + PeiServices General purpose services available to every PEIM. + +Returns: + + EFI_STATUS + +--*/ +{ + EFI_STATUS Status; + PEI_ME_PLATFORM_POLICY_PPI *MePlatformPolicyPpi; + EFI_PEI_PPI_DESCRIPTOR *MePlatformPolicyPpiDesc; + EFI_PEI_READ_ONLY_VARIABLE_PPI *VariableServices; + UINTN VariableSize; + SETUP_DATA SetupData; + + // + // Allocate descriptor and PPI structures + // + MePlatformPolicyPpi = (PEI_ME_PLATFORM_POLICY_PPI *) AllocateZeroPool (sizeof (PEI_ME_PLATFORM_POLICY_PPI)); + ASSERT (MePlatformPolicyPpi != NULL); + if (MePlatformPolicyPpi == NULL) { + return EFI_OUT_OF_RESOURCES; + } + + MePlatformPolicyPpiDesc = (EFI_PEI_PPI_DESCRIPTOR *) AllocateZeroPool (sizeof (EFI_PEI_PPI_DESCRIPTOR)); + ASSERT (MePlatformPolicyPpiDesc != NULL); + if (MePlatformPolicyPpiDesc == NULL) { + return EFI_OUT_OF_RESOURCES; + } + + // + // Locate Variable Ppi + // + Status = (*PeiServices)->LocatePpi(PeiServices, + &gPeiReadOnlyVariablePpiGuid, + 0, + NULL, + &VariableServices); + + // + // Make sure we have a PPI, if not, just return. + // + if (!VariableServices) { + return EFI_UNSUPPORTED; + } + VariableSize = sizeof(SETUP_DATA); + // + // Get Setup Variable + // + Status = VariableServices->PeiGetVariable ( + PeiServices, + L"Setup", + &gSetupGuid, + NULL, + &VariableSize, + &SetupData); + + // + // Update Itnel PPT + // + if ( !EFI_ERROR(Status) ) { +#if IntelPTT_SUPPORT + MePlatformPolicyPpi->FTpmSwitch = SetupData.FTpmSwitch; +#else + MePlatformPolicyPpi->FTpmSwitch = 0; +#endif + } else { + MePlatformPolicyPpi->FTpmSwitch = 0; + } + + // + // Initialize the PPI + // + MePlatformPolicyPpiDesc->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST; + MePlatformPolicyPpiDesc->Guid = &gPeiMePlatformPolicyPpiGuid; + + // + // Update the REVISION number + // + MePlatformPolicyPpi->Revision = PEI_ME_PLATFORM_POLICY_PPI_REVISION_2; + + + // + // Initialize the Platform Configuration + // +// Debug UpdatePeiMePlatformPolicy (PeiServices, MePlatformPolicyPpi); + + MePlatformPolicyPpiDesc->Ppi = MePlatformPolicyPpi; + + /// + /// TBD put initialize codes in here if needs + /// + /// + /// Install the ME PEI Platform Policy PPI + /// + Status = (**PeiServices).InstallPpi (PeiServices, MePlatformPolicyPpiDesc); + ASSERT_PEI_ERROR (PeiServices, Status); + DEBUG ((EFI_D_INFO, "ME PEI Platform Policy PPI Installed\n")); + + return Status; +} |