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/** @file
Sample ACPI Platform Driver
Copyright (c) 2008 - 2011, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2014 - 2016, AMD Inc. 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.
**/
/**
Derived from:
MdeModulePkg/Universal/Acpi/AcpiPlatformDxe/AcpiPlatform.c
**/
#include <AmdStyxAcpiLib.h>
#include <Protocol/AcpiTable.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/PcdLib.h>
#include <Library/UefiBootServicesTableLib.h>
#define MAX_ACPI_TABLES 12
EFI_ACPI_DESCRIPTION_HEADER *AcpiTableList[MAX_ACPI_TABLES];
/**
Entrypoint of Acpi Platform driver.
@param ImageHandle
@param SystemTable
@return EFI_SUCCESS
@return EFI_LOAD_ERROR
@return EFI_OUT_OF_RESOURCES
**/
EFI_STATUS
EFIAPI
AcpiPlatformEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
EFI_ACPI_TABLE_PROTOCOL *AcpiTable;
UINTN TableHandle;
UINTN TableIndex;
ZeroMem(AcpiTableList, sizeof(AcpiTableList));
TableIndex = 0;
AcpiTableList[TableIndex++] = FadtTable();
AcpiTableList[TableIndex++] = DsdtHeader();
AcpiTableList[TableIndex++] = MadtHeader();
AcpiTableList[TableIndex++] = GtdtHeader();
AcpiTableList[TableIndex++] = Dbg2Header();
AcpiTableList[TableIndex++] = SpcrHeader();
AcpiTableList[TableIndex++] = McfgHeader();
AcpiTableList[TableIndex++] = CsrtHeader();
if (PcdGetBool (PcdEnableSmmus)) {
AcpiTableList[TableIndex++] = IortHeader();
}
AcpiTableList[TableIndex++] = NULL;
DEBUG((DEBUG_INFO, "%a(): ACPI Table installer\n", __FUNCTION__));
//
// Find the AcpiTable protocol
//
Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID**)&AcpiTable);
if (EFI_ERROR (Status)) {
DEBUG((EFI_D_ERROR, "Failed to locate AcpiTable protocol. Status = %r\n", Status));
ASSERT_EFI_ERROR(Status);
}
TableIndex = 0;
while (AcpiTableList[TableIndex] != NULL) {
//
// Install ACPI table
//
DEBUG ((EFI_D_ERROR, "Installing %c%c%c%c Table (Revision %d, Length %d) ...\n",
*((UINT8*)&AcpiTableList[TableIndex]->Signature),
*((UINT8*)&AcpiTableList[TableIndex]->Signature + 1),
*((UINT8*)&AcpiTableList[TableIndex]->Signature + 2),
*((UINT8*)&AcpiTableList[TableIndex]->Signature + 3),
AcpiTableList[TableIndex]->Revision,
AcpiTableList[TableIndex]->Length));
Status = AcpiTable->InstallAcpiTable (
AcpiTable,
AcpiTableList[TableIndex],
(AcpiTableList[TableIndex])->Length,
&TableHandle
);
if (EFI_ERROR (Status)) {
DEBUG((DEBUG_ERROR,"Error adding ACPI Table. Status = %r\n", Status));
ASSERT_EFI_ERROR(Status);
}
TableIndex++;
ASSERT( TableIndex < MAX_ACPI_TABLES );
}
return EFI_SUCCESS;
}
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