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https://github.com/CloverHackyColor/CloverBootloader.git
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107 lines
3.0 KiB
C
107 lines
3.0 KiB
C
/** @file
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ACPI Table Protocol Driver
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Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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//
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// Includes
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//
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#include "AcpiTable.h"
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//
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// Handle to install ACPI Table Protocol
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//
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EFI_HANDLE mHandle = NULL;
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GLOBAL_REMOVE_IF_UNREFERENCED EFI_ACPI_TABLE_INSTANCE *mPrivateData = NULL;
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/**
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Entry point of the ACPI table driver.
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Creates and initializes an instance of the ACPI Table
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Protocol and installs it on a new handle.
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@param ImageHandle A handle for the image that is initializing this driver.
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@param SystemTable A pointer to the EFI system table.
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@return EFI_SUCCESS Driver initialized successfully.
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@return EFI_LOAD_ERROR Failed to Initialize or has been loaded.
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@return EFI_OUT_OF_RESOURCES Could not allocate needed resources.
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**/
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EFI_STATUS
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EFIAPI
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InitializeAcpiTableDxe (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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EFI_ACPI_TABLE_INSTANCE *PrivateData;
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//
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// Initialize our protocol
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//
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PrivateData = AllocateZeroPool(sizeof (EFI_ACPI_TABLE_INSTANCE));
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// ASSERT (PrivateData);
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if (!PrivateData) {
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return EFI_OUT_OF_RESOURCES;
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}
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PrivateData->Signature = EFI_ACPI_TABLE_SIGNATURE;
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//
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// Call all constructors per produced protocols
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//
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Status = AcpiTableAcpiTableConstructor (PrivateData);
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if (EFI_ERROR(Status)) {
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gBS->FreePool(PrivateData);
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return EFI_LOAD_ERROR;
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}
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//
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// Install ACPI Table protocol
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//
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/* if (FeaturePcdGet (PcdInstallAcpiSdtProtocol)) {
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mPrivateData = PrivateData;
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Status = gBS->InstallMultipleProtocolInterfaces (
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&mHandle,
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&gEfiAcpiTableProtocolGuid,
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&PrivateData->AcpiTableProtocol,
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&gEfiAcpiSdtProtocolGuid,
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&mPrivateData->AcpiSdtProtocol,
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NULL
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);
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} else {
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*/
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Status = gBS->InstallMultipleProtocolInterfaces (
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&mHandle,
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&gEfiAcpiTableProtocolGuid,
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&PrivateData->AcpiTableProtocol,
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NULL
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);
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// }
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// ASSERT_EFI_ERROR(Status);
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//
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// Register the event to install ACPI Table into EFI System Table
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//
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/* Status = gBS->CreateEventEx (
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EVT_NOTIFY_SIGNAL,
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TPL_NOTIFY,
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AcpiTableAcpiTableConstructor,
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NULL,
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&gEfiEventReadyToBootGuid,
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&ReadyToBootEvent
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);
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*/
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return Status;
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}
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