mirror of https://github.com/acidanthera/audk.git
64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
/** @file
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ARM Dynamic Table Manager Dxe
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Copyright (c) 2017 - 2019, ARM Limited. All rights reserved.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Library/DebugLib.h>
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#include <Library/PcdLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Protocol/AcpiSystemDescriptionTable.h>
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#include <Protocol/AcpiTable.h>
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// Module specific include files.
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#include <AcpiTableGenerator.h>
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#include <ConfigurationManagerObject.h>
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#include <ConfigurationManagerHelper.h>
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#include <DeviceTreeTableGenerator.h>
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#include <Library/TableHelperLib.h>
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#include <Protocol/ConfigurationManagerProtocol.h>
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#include <Protocol/DynamicTableFactoryProtocol.h>
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#include "DynamicTableManagerDxe.h"
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///
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/// Array containing the ACPI tables to check.
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/// We require the FADT, MADT, GTDT and the DSDT tables to boot.
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/// This list also include optional ACPI tables: DBG2, SPCR.
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/// The FADT table must be placed at index 0.
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///
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STATIC ACPI_TABLE_PRESENCE_INFO mAcpiVerifyTables[] = {
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{ EStdAcpiTableIdFadt, EFI_ACPI_6_2_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE, "FADT", TRUE, 0 },
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{ EStdAcpiTableIdMadt, EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE, "MADT", TRUE, 0 },
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{ EStdAcpiTableIdGtdt, EFI_ACPI_6_2_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE, "GTDT", TRUE, 0 },
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{ EStdAcpiTableIdDsdt, EFI_ACPI_6_2_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE, "DSDT", TRUE, 0 },
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{ EStdAcpiTableIdDbg2, EFI_ACPI_6_2_DEBUG_PORT_2_TABLE_SIGNATURE, "DBG2", FALSE, 0 },
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{ EStdAcpiTableIdSpcr, EFI_ACPI_6_2_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE, "SPCR", FALSE, 0 },
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};
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/** Get the arch specific ACPI table presence information.
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@param [out] PresenceArray Array containing the ACPI tables to check.
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@param [out] PresenceArrayCount Count of elements in the PresenceArray.
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@param [out] FadtIndex Index of the FADT table in the PresenceArray.
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-1 if absent.
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@retval EFI_SUCCESS Success.
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**/
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EFI_STATUS
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EFIAPI
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GetAcpiTablePresenceInfo (
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OUT ACPI_TABLE_PRESENCE_INFO **PresenceArray,
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OUT UINT32 *PresenceArrayCount,
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OUT INT32 *FadtIndex
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)
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{
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*PresenceArray = mAcpiVerifyTables;
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*PresenceArrayCount = ARRAY_SIZE (mAcpiVerifyTables);
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*FadtIndex = ACPI_TABLE_VERIFY_FADT;
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return EFI_SUCCESS;
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}
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