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/** @file
This file provides services for Dxe SA policy library.
Copyright (c) 2015 - 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 "DxeSaPolicyLibrary.h"
#define SA_DXE_MISC_CONFIG_GUID { 0xc7715fbc, 0xe2ab, 0x4a33, {0x84, 0x0f, 0x5d, 0xcd, 0x01, 0x98, 0xe5, 0x52}}
#define IGD_PANEL_CONFIG_GUID { 0x5fd88b4c, 0xb658, 0x4650, {0xb3, 0xce, 0xa5, 0x9b, 0xb9, 0x91, 0xbf, 0xd4}}
GLOBAL_REMOVE_IF_UNREFERENCED CONFIG_BLOCK_HEADER mBxtSaDxeIpBlocks[] = {
// Block GUID Block Size, Revision
{ SA_DXE_MISC_CONFIG_GUID, sizeof (SA_DXE_MISC_CONFIG), SA_DXE_MISC_CONFIG_REVISION, { 0, 0, 0 } },
{ IGD_PANEL_CONFIG_GUID, sizeof (IGD_PANEL_CONFIG), IGD_PANEL_CONFIG_REVISION, { 0, 0, 0 } }
};
//
// Function call to Load defaults for Individial IP Blocks
//
EFI_STATUS
EFIAPI
LoadIgdPanelDefault (
IN VOID *ConfigBlockPointer
)
{
IGD_PANEL_CONFIG *IgdPanelConfig = NULL;
//
// Initialize the IGD Panel configuration
//
IgdPanelConfig = ConfigBlockPointer;
IgdPanelConfig->PFITStatus = 0x00;
#if (ENBDT_PF_ENABLE == 1)
IgdPanelConfig->PanelSelect = 0x00;
#endif
return EFI_SUCCESS;
}
EFI_STATUS
EFIAPI
LoadSaDxeMiscDefault (
IN VOID *ConfigBlockPointer
)
{
SA_DXE_MISC_CONFIG *SaDxeMiscConfig = NULL;
SaDxeMiscConfig = ConfigBlockPointer;
DEBUG ((DEBUG_INFO, "SaDxeMiscConfig->Header.Guid = %g\n", SaDxeMiscConfig->Header.Guid));
DEBUG ((DEBUG_INFO, "SaDxeMiscConfig->Header.Size = 0x%x\n", SaDxeMiscConfig->Header.Size));
return EFI_SUCCESS;
}
/**
Initialize default settings for each SA DXE Config block.
@param[in] ConfigBlockPointer The buffer pointer that will be initialized as specific config block.
@param[in] BlockId Request to initialize defaults of specified config block by given Block ID.
@retval EFI_SUCCESS The given buffer has contained the defaults of requested config block.
@retval EFI_NOT_FOUND Block ID is not defined so no default Config block will be initialized.
**/
EFI_STATUS
EFIAPI
LoadSaDxeConfigBlockDefault (
IN VOID *ConfigBlockPointer,
IN EFI_GUID BlockGuid
)
{
if (CompareGuid (&BlockGuid, &gIgdPanelConfigGuid)) {
LoadIgdPanelDefault (ConfigBlockPointer);
} else {
if (CompareGuid (&BlockGuid, &gSaDxeMiscConfigGuid)) {
LoadSaDxeMiscDefault (ConfigBlockPointer);
} else {
return EFI_NOT_FOUND;
}
}
return EFI_SUCCESS;
}
/**
Creates the Config Blocks for SA DXE Policy.
It allocates and zero out buffer, and fills in the Intel default settings.
@param[in, out] SiSaPolicy The pointer to get SI/SA Policy Protocol.
@retval EFI_SUCCESS The policy default is initialized.
@retval EFI_OUT_OF_RESOURCES Insufficient resources to create buffer.
**/
EFI_STATUS
EFIAPI
CreateSaDxeConfigBlocks(
IN OUT SA_POLICY_PROTOCOL **SaPolicy
)
{
UINT32 TotalBlockSize;
UINT16 TotalBlockCount;
UINT16 BlockCount;
VOID *ConfigBlockPointer;
EFI_STATUS Status;
SA_POLICY_PROTOCOL *SaDxeInitPolicy;
UINT32 ConfigBlockHdrSize;
UINT32 RequiredSize;
SaDxeInitPolicy = NULL;
TotalBlockSize = 0;
TotalBlockCount = sizeof (mBxtSaDxeIpBlocks) / sizeof (CONFIG_BLOCK_HEADER);
DEBUG ((DEBUG_INFO, "TotalBlockCount = 0x%x\n", TotalBlockCount));
for (BlockCount = 0; BlockCount < TotalBlockCount; BlockCount++) {
TotalBlockSize += (UINT32) mBxtSaDxeIpBlocks[BlockCount].Size;
DEBUG ((DEBUG_INFO, "TotalBlockSize after adding Block[0x%x]= 0x%x\n", BlockCount, TotalBlockSize));
}
DEBUG ((DEBUG_INFO, "TotalBlockSize Final = 0x%x\n", TotalBlockSize));
ConfigBlockHdrSize = GetSizeOfConfigBlockTableHeaders ((UINT16) TotalBlockCount);
RequiredSize = ConfigBlockHdrSize + TotalBlockSize;
Status = CreateConfigBlockTable ((VOID *) &SaDxeInitPolicy, TotalBlockCount, RequiredSize);
ASSERT_EFI_ERROR (Status);
//
// Initialize Policy Revision
//
SaDxeInitPolicy->TableHeader.Header.Revision = SA_POLICY_PROTOCOL_REVISION_1;
//
// Initialize ConfigBlockPointer to NULL
//
ConfigBlockPointer = NULL;
//
// Loop to identify each config block from mBxtSaIpBlocks[] Table and add each of them
//
for (BlockCount = 0; BlockCount < TotalBlockCount; BlockCount++) {
ConfigBlockPointer = (VOID *) &mBxtSaDxeIpBlocks[BlockCount];
Status = AddConfigBlock ((VOID *) SaDxeInitPolicy, (VOID *) &ConfigBlockPointer);
ASSERT_EFI_ERROR (Status);
LoadSaDxeConfigBlockDefault ((VOID *) ConfigBlockPointer, mBxtSaDxeIpBlocks[BlockCount].Guid);
}
//
// Assignment for returning SaInitPolicy config block base address
//
*SaPolicy = SaDxeInitPolicy;
return EFI_SUCCESS;
}
/**
Install protocol for SA Policy.
While installed, RC assumes the Policy is ready and finalized. So please update and override
any setting before calling this function.
@param[in] DxeSaPolicy The pointer to SA Policy Protocol instance
@retval EFI_SUCCESS The policy is installed.
@retval Others Internal error when install protocol.
**/
EFI_STATUS
EFIAPI
SaInstallPolicyProtocol (
IN SA_POLICY_PROTOCOL *DxeSaPolicy
)
{
EFI_STATUS Status;
EFI_HANDLE Handle;
//
// Print SA DXE Policy
//
SaPrintPolicyProtocol (DxeSaPolicy);
//
// Install protocol to to allow access to this Policy.
//
Handle = NULL;
Status = gBS->InstallProtocolInterface (
&Handle,
&gSaPolicyProtocolGuid,
EFI_NATIVE_INTERFACE,
DxeSaPolicy
);
ASSERT_EFI_ERROR (Status);
return Status;
}
/**
This function prints the SA DXE phase policy.
@param[in] SaPolicy The pointer to SA Policy Protocol instance.
**/
VOID
SaPrintPolicyProtocol (
IN SA_POLICY_PROTOCOL *SaPolicy
)
{
EFI_STATUS Status;
SA_DXE_MISC_CONFIG *SaDxeMiscConfig = NULL;
IGD_PANEL_CONFIG *IgdPanelConfig = NULL;
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);
DEBUG ((DEBUG_INFO, "\n------------------------ SA Platform Policy (DXE) dump BEGIN -----------------\n"));
DEBUG ((DEBUG_INFO, " Revision : %x\n", SaPolicy->TableHeader.Header.Revision));
DEBUG ((DEBUG_INFO, "------------------------ IGD_PANEL_CONFIGURATION -----------------\n"));
DEBUG ((DEBUG_INFO, " Panel Scaling : %x\n", IgdPanelConfig->PFITStatus));
#if (ENBDT_PF_ENABLE == 1)
DEBUG ((DEBUG_INFO, " Panel Selection : %x\n", IgdPanelConfig->PanelSelect));
#endif
DEBUG ((DEBUG_INFO, "------------------------ SA_MISC_CONFIGURATION -----------------\n"));
DEBUG ((DEBUG_INFO, " S0ix Support : %x\n", SaDxeMiscConfig->S0ixSupported));
DEBUG ((DEBUG_INFO, " Audio Type Support : %x\n", SaDxeMiscConfig->AudioTypeSupport));
DEBUG ((DEBUG_INFO, "\n------------------------ SA Platform Policy (DXE) dump END -----------------\n"));
return;
}
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