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/** @file
This file is the library for SA DXE Policy initialzation.
Copyright (c) 2004 - 2017, 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 <DxeSaPolicyUpdate.h>
/**
Get data for platform policy from setup options.
@param[in] DxeSaPolicy The pointer to get SA Policy protocol instance
@param[in] SystemConfiguration The pointer to get System Setup
@retval EFI_SUCCESS Operation success.
**/
EFI_STATUS
EFIAPI
UpdateDxeSaPolicy (
IN OUT SA_POLICY_PROTOCOL *SaPolicy,
IN SYSTEM_CONFIGURATION *SystemConfiguration
)
{
#if defined (ENBDT_PF_ENABLE) && (ENBDT_PF_ENABLE == 1) // For ApolloLake
PLATFORM_GOP_POLICY_PROTOCOL *GopPolicy;
VBT_INFO *VbtInfo = NULL;
EFI_PHYSICAL_ADDRESS VbtAddress;
UINT32 Size;
EFI_PEI_HOB_POINTERS GuidHob;
#endif
EFI_STATUS Status;
SA_DXE_MISC_CONFIG *SaDxeMiscConfig = NULL;
IGD_PANEL_CONFIG *IgdPanelConfig = NULL;
DEBUG ((DEBUG_INFO, "UpdateDxeSaPolicy\n"));
Status = GetConfigBlock ((CONFIG_BLOCK_TABLE_HEADER *) SaPolicy, &gIgdPanelConfigGuid, (VOID *) &IgdPanelConfig);
ASSERT_EFI_ERROR (Status);
Status = GetConfigBlock ((CONFIG_BLOCK_TABLE_HEADER *) SaPolicy, &gSaDxeMiscConfigGuid, (VOID *) &SaDxeMiscConfig);
ASSERT_EFI_ERROR (Status);
#if defined (ENBDT_PF_ENABLE) && (ENBDT_PF_ENABLE == 1) // For ApolloLake
DEBUG ((DEBUG_INFO, "Locate GopPolicy and GetVbtData\n"));
//
// Locate the GOP Policy Protocol.
//
GopPolicy = NULL;
Status = gBS->LocateProtocol (
&gPlatformGOPPolicyGuid,
NULL,
(VOID **)&GopPolicy
);
if (EFI_ERROR (Status) || (GopPolicy == NULL)) {
return Status;
}
//
// Get VBT data
//
VbtAddress = 0;
Size = 0;
DEBUG ((DEBUG_INFO, "GetVbtData\n"));
Status = GopPolicy->GetVbtData (&VbtAddress, &Size);
if (EFI_ERROR (Status)) {
return Status;
}
GuidHob.Raw = GetHobList ();
if (GuidHob.Raw != NULL) {
if ((GuidHob.Raw = GetNextGuidHob (&gVbtInfoGuid, GuidHob.Raw)) != NULL) {
VbtInfo = GET_GUID_HOB_DATA (GuidHob.Guid);
VbtInfo->VbtAddress = VbtAddress;
VbtInfo->VbtSize = Size;
Status = EFI_SUCCESS;
}
} else {
Status = EFI_NOT_FOUND;
return Status;
}
#endif
IgdPanelConfig->PFITStatus = SystemConfiguration->PanelScaling;
SaDxeMiscConfig->S0ixSupported = SystemConfiguration->LowPowerS0Idle;
IgdPanelConfig->PanelSelect = SystemConfiguration->VbtSelect;
return EFI_SUCCESS;
}
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