mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-21 15:57:42 +01:00
85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
/** @file
|
|
ACPI Table Protocol Driver
|
|
|
|
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
//
|
|
// Includes
|
|
//
|
|
#include "AcpiTable.h"
|
|
|
|
//
|
|
// Handle to install ACPI Table Protocol
|
|
//
|
|
EFI_HANDLE mHandle = NULL;
|
|
GLOBAL_REMOVE_IF_UNREFERENCED EFI_ACPI_TABLE_INSTANCE *mPrivateData = NULL;
|
|
|
|
/**
|
|
Entry point of the ACPI table driver.
|
|
Creates and initializes an instance of the ACPI Table
|
|
Protocol and installs it on a new handle.
|
|
|
|
@param ImageHandle A handle for the image that is initializing this driver.
|
|
@param SystemTable A pointer to the EFI system table.
|
|
|
|
@return EFI_SUCCESS Driver initialized successfully.
|
|
@return EFI_LOAD_ERROR Failed to Initialize or has been loaded.
|
|
@return EFI_OUT_OF_RESOURCES Could not allocate needed resources.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
InitializeAcpiTableDxe (
|
|
IN EFI_HANDLE ImageHandle,
|
|
IN EFI_SYSTEM_TABLE *SystemTable
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_ACPI_TABLE_INSTANCE *PrivateData;
|
|
|
|
//
|
|
// Initialize our protocol
|
|
//
|
|
PrivateData = AllocateZeroPool (sizeof (EFI_ACPI_TABLE_INSTANCE));
|
|
ASSERT (PrivateData);
|
|
PrivateData->Signature = EFI_ACPI_TABLE_SIGNATURE;
|
|
|
|
//
|
|
// Call all constructors per produced protocols
|
|
//
|
|
Status = AcpiTableAcpiTableConstructor (PrivateData);
|
|
if (EFI_ERROR (Status)) {
|
|
gBS->FreePool (PrivateData);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
//
|
|
// Install ACPI Table protocol
|
|
//
|
|
if (FeaturePcdGet (PcdInstallAcpiSdtProtocol)) {
|
|
mPrivateData = PrivateData;
|
|
Status = gBS->InstallMultipleProtocolInterfaces (
|
|
&mHandle,
|
|
&gEfiAcpiTableProtocolGuid,
|
|
&PrivateData->AcpiTableProtocol,
|
|
&gEfiAcpiSdtProtocolGuid,
|
|
&mPrivateData->AcpiSdtProtocol,
|
|
NULL
|
|
);
|
|
} else {
|
|
Status = gBS->InstallMultipleProtocolInterfaces (
|
|
&mHandle,
|
|
&gEfiAcpiTableProtocolGuid,
|
|
&PrivateData->AcpiTableProtocol,
|
|
NULL
|
|
);
|
|
}
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
return Status;
|
|
}
|
|
|