diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2019-12-12 18:10:35 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-12-17 19:33:50 +0100 |
| commit | 6c730e4af9b64b6c83b233f285ec3649747f7eda (patch) | |
| tree | 239d50e5eaceb574dd36ec0a1df899e111c07bc1 /hw/i386 | |
| parent | e0c0965f0739becb2942b0866d520d80366c2f65 (diff) | |
pc: stubify x86 iommu
Allow building microvm without x86-iommu.c.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/i386')
| -rw-r--r-- | hw/i386/Kconfig | 6 | ||||
| -rw-r--r-- | hw/i386/Makefile.objs | 3 | ||||
| -rw-r--r-- | hw/i386/x86-iommu-stub.c | 34 |
3 files changed, 42 insertions, 1 deletions
diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig index 5a494342ea..91cf5843b4 100644 --- a/hw/i386/Kconfig +++ b/hw/i386/Kconfig @@ -103,11 +103,17 @@ config MICROVM select MC146818RTC select VIRTIO_MMIO +config X86_IOMMU + bool + depends on PC + config VTD bool + select X86_IOMMU config AMD_IOMMU bool + select X86_IOMMU config VMPORT bool diff --git a/hw/i386/Makefile.objs b/hw/i386/Makefile.objs index 01ae2028e2..1236c3b95c 100644 --- a/hw/i386/Makefile.objs +++ b/hw/i386/Makefile.objs @@ -6,7 +6,8 @@ obj-$(CONFIG_I440FX) += pc_piix.o obj-$(CONFIG_Q35) += pc_q35.o obj-$(CONFIG_MICROVM) += microvm.o obj-y += fw_cfg.o -obj-y += x86-iommu.o +obj-$(CONFIG_X86_IOMMU) += x86-iommu.o +obj-$(call lnot,$(CONFIG_X86_IOMMU)) += x86-iommu-stub.o obj-$(CONFIG_VTD) += intel_iommu.o obj-$(CONFIG_AMD_IOMMU) += amd_iommu.o obj-$(CONFIG_XEN) += ../xenpv/ xen/ diff --git a/hw/i386/x86-iommu-stub.c b/hw/i386/x86-iommu-stub.c new file mode 100644 index 0000000000..03576cdccb --- /dev/null +++ b/hw/i386/x86-iommu-stub.c @@ -0,0 +1,34 @@ +/* + * Stubs for X86 IOMMU emulation + * + * Copyright (C) 2019 Red Hat, Inc. + * + * Author: Paolo Bonzini <pbonzini@redhat.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu/osdep.h" +#include "hw/i386/x86-iommu.h" + +void x86_iommu_iec_register_notifier(X86IOMMUState *iommu, + iec_notify_fn fn, void *data) +{ +} + +X86IOMMUState *x86_iommu_get_default(void) +{ + return NULL; +} + |