/** @file
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Header file for PCH Initialization Driver.
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Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _PCH_INIT_DXE_H_
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#define _PCH_INIT_DXE_H_
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#include <SiConfigHob.h>
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#include <PchConfigHob.h>
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#include <Protocol/PchNvsArea.h>
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//
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// Data definitions
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//
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extern EFI_HANDLE mImageHandle;
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//
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// Pch NVS area definition
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//
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extern PCH_NVS_AREA_PROTOCOL mPchNvsAreaProtocol;
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extern PCH_CONFIG_HOB *mPchConfigHob;
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extern SI_CONFIG_HOB_DATA *mSiConfigHobData;
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//
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// Function Prototype
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//
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//
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// Local function prototypes
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//
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/**
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Common PchInit Module Entry Point
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**/
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VOID
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PchInitEntryPointCommon (
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VOID
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);
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/**
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Calls Boot Os Hand off routine for each Serial IO Controller
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**/
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VOID
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ConfigureSerialIoAtBoot (
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VOID
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);
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/**
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Puts all SerialIo controllers (except UARTs in debug mode) in D3.
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Clears MemoryEnable for all PCI-mode controllers on S3 resume
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**/
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VOID
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ConfigureSerialIoAtS3Resume (
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VOID
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);
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/**
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Add Serial Io UART Hidden Handles
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**/
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VOID
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CreateSerialIoUartHiddenHandle (
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VOID
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);
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/**
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Initialize Intel High Definition Audio ACPI Tables
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@retval EFI_SUCCESS The function completed successfully
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@retval EFI_LOAD_ERROR ACPI table cannot be installed
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@retval EFI_UNSUPPORTED ACPI table not set because DSP is disabled
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**/
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EFI_STATUS
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PchHdAudioAcpiInit (
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VOID
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);
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/**
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Perform the remaining configuration on SATA to perform device detection,
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then set the SATA SPD and PxE corresponding, and set the Register Lock on PCH SATA
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**/
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VOID
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ConfigureSataOnEndOfDxe (
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VOID
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);
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/**
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Update ASL data for CNVI Device.
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@retval EFI_SUCCESS The function completed successfully
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**/
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EFI_STATUS
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UpdateCnviAcpiData (
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VOID
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);
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/**
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Initialize Pch acpi
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@param[in] ImageHandle Handle for the image of this driver
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@retval EFI_SUCCESS The function completed successfully
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@retval EFI_OUT_OF_RESOURCES Do not have enough resources to initialize the driver
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**/
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EFI_STATUS
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EFIAPI
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PchAcpiInit (
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IN EFI_HANDLE ImageHandle
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);
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/**
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Update ASL object before Boot
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@retval EFI_STATUS
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@retval EFI_NOT_READY The Acpi protocols are not ready.
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**/
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EFI_STATUS
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PchUpdateNvsArea (
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VOID
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);
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#endif // _PCH_INIT_DXE_H_
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