pc: stubify x86 iommu
Allow building microvm without x86-iommu.c. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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@ -103,11 +103,17 @@ config MICROVM
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select MC146818RTC
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select MC146818RTC
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select VIRTIO_MMIO
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select VIRTIO_MMIO
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config X86_IOMMU
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bool
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depends on PC
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config VTD
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config VTD
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bool
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bool
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select X86_IOMMU
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config AMD_IOMMU
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config AMD_IOMMU
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bool
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bool
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select X86_IOMMU
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config VMPORT
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config VMPORT
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bool
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bool
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@ -6,7 +6,8 @@ obj-$(CONFIG_I440FX) += pc_piix.o
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obj-$(CONFIG_Q35) += pc_q35.o
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obj-$(CONFIG_Q35) += pc_q35.o
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obj-$(CONFIG_MICROVM) += microvm.o
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obj-$(CONFIG_MICROVM) += microvm.o
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obj-y += fw_cfg.o
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obj-y += fw_cfg.o
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obj-y += x86-iommu.o
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obj-$(CONFIG_X86_IOMMU) += x86-iommu.o
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obj-$(call lnot,$(CONFIG_X86_IOMMU)) += x86-iommu-stub.o
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obj-$(CONFIG_VTD) += intel_iommu.o
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obj-$(CONFIG_VTD) += intel_iommu.o
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obj-$(CONFIG_AMD_IOMMU) += amd_iommu.o
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obj-$(CONFIG_AMD_IOMMU) += amd_iommu.o
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obj-$(CONFIG_XEN) += ../xenpv/ xen/
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obj-$(CONFIG_XEN) += ../xenpv/ xen/
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34
hw/i386/x86-iommu-stub.c
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34
hw/i386/x86-iommu-stub.c
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@ -0,0 +1,34 @@
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/*
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* Stubs for X86 IOMMU emulation
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*
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* Copyright (C) 2019 Red Hat, Inc.
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*
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* Author: Paolo Bonzini <pbonzini@redhat.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "hw/i386/x86-iommu.h"
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void x86_iommu_iec_register_notifier(X86IOMMUState *iommu,
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iec_notify_fn fn, void *data)
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{
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}
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X86IOMMUState *x86_iommu_get_default(void)
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{
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return NULL;
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}
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