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Xen is an advanced hypervisor; no Xen guest can function correctly without the hypervisor's dynamically provided ACPI tables. Remove the built-in (fallback) tables from XenAcpiPlatformDxe -- and the OvmfXen platform. Remove any dependencies from XenAcpiPlatformDxe that are no longer needed. Cc: Anthony Perard <anthony.perard@citrix.com> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org> Cc: Jordan Justen <jordan.l.justen@intel.com> Cc: Julien Grall <julien@xen.org> Cc: Philippe Mathieu-Daudé <philmd@redhat.com> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2122 Signed-off-by: Laszlo Ersek <lersek@redhat.com> Message-Id: <20210526201446.12554-17-lersek@redhat.com> Reviewed-by: Ard Biesheuvel <ardb@kernel.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
42 lines
800 B
C
42 lines
800 B
C
/** @file
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OVMF ACPI Platform Driver for Xen guests
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Copyright (C) 2021, Red Hat, Inc.
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Copyright (c) 2008 - 2012, 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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#include <Library/XenPlatformLib.h> // XenDetected()
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#include "AcpiPlatform.h"
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/**
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Effective entrypoint of Acpi Platform driver.
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@param ImageHandle
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@param SystemTable
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@return EFI_SUCCESS
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@return EFI_LOAD_ERROR
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@return EFI_OUT_OF_RESOURCES
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**/
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EFI_STATUS
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EFIAPI
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InstallAcpiTables (
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IN EFI_ACPI_TABLE_PROTOCOL *AcpiTable
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)
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{
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EFI_STATUS Status;
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if (XenDetected ()) {
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Status = InstallXenTables (AcpiTable);
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} else {
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Status = EFI_UNSUPPORTED;
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}
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return Status;
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}
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