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-rw-r--r--hw/core/machine.c20
-rw-r--r--hw/pci-host/q35.c12
-rw-r--r--include/hw/pci-host/q35.h1
-rw-r--r--qemu-options.hx3
4 files changed, 0 insertions, 36 deletions
diff --git a/hw/core/machine.c b/hw/core/machine.c
index ccdd5fa3e7..8f943013e5 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -300,20 +300,6 @@ static void machine_set_firmware(Object *obj, const char *value, Error **errp)
ms->firmware = g_strdup(value);
}
-static bool machine_get_iommu(Object *obj, Error **errp)
-{
- MachineState *ms = MACHINE(obj);
-
- return ms->iommu;
-}
-
-static void machine_set_iommu(Object *obj, bool value, Error **errp)
-{
- MachineState *ms = MACHINE(obj);
-
- ms->iommu = value;
-}
-
static void machine_set_suppress_vmdesc(Object *obj, bool value, Error **errp)
{
MachineState *ms = MACHINE(obj);
@@ -493,12 +479,6 @@ static void machine_initfn(Object *obj)
object_property_set_description(obj, "firmware",
"Firmware image",
NULL);
- object_property_add_bool(obj, "iommu",
- machine_get_iommu,
- machine_set_iommu, NULL);
- object_property_set_description(obj, "iommu",
- "Set on/off to enable/disable Intel IOMMU (VT-d)",
- NULL);
object_property_add_bool(obj, "suppress-vmdesc",
machine_get_suppress_vmdesc,
machine_set_suppress_vmdesc, NULL);
diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 8d060a5b98..eb1b2f77b7 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -447,14 +447,6 @@ static void mch_reset(DeviceState *qdev)
mch_update(mch);
}
-static void mch_init_dmar(MCHPCIState *mch)
-{
- mch->iommu = INTEL_IOMMU_DEVICE(qdev_create(NULL, TYPE_INTEL_IOMMU_DEVICE));
- object_property_add_child(OBJECT(mch), "intel-iommu",
- OBJECT(mch->iommu), NULL);
- qdev_init_nofail(DEVICE(mch->iommu));
-}
-
static void mch_realize(PCIDevice *d, Error **errp)
{
int i;
@@ -513,10 +505,6 @@ static void mch_realize(PCIDevice *d, Error **errp)
mch->pci_address_space, &mch->pam_regions[i+1],
PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE);
}
- /* Intel IOMMU (VT-d) */
- if (object_property_get_bool(qdev_get_machine(), "iommu", NULL)) {
- mch_init_dmar(mch);
- }
}
uint64_t mch_mcfg_base(void)
diff --git a/include/hw/pci-host/q35.h b/include/hw/pci-host/q35.h
index 1075f3ea50..73992b4ed6 100644
--- a/include/hw/pci-host/q35.h
+++ b/include/hw/pci-host/q35.h
@@ -60,7 +60,6 @@ typedef struct MCHPCIState {
uint64_t above_4g_mem_size;
uint64_t pci_hole64_size;
uint32_t short_root_bus;
- IntelIOMMUState *iommu;
} MCHPCIState;
typedef struct Q35PCIHost {
diff --git a/qemu-options.hx b/qemu-options.hx
index a95a936e55..9692e53af6 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -38,7 +38,6 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
" kvm_shadow_mem=size of KVM shadow MMU in bytes\n"
" dump-guest-core=on|off include guest memory in a core dump (default=on)\n"
" mem-merge=on|off controls memory merge support (default: on)\n"
- " iommu=on|off controls emulated Intel IOMMU (VT-d) support (default=off)\n"
" igd-passthru=on|off controls IGD GFX passthrough support (default=off)\n"
" aes-key-wrap=on|off controls support for AES key wrapping (default=on)\n"
" dea-key-wrap=on|off controls support for DEA key wrapping (default=on)\n"
@@ -73,8 +72,6 @@ Include guest memory in a core dump. The default is on.
Enables or disables memory merge support. This feature, when supported by
the host, de-duplicates identical memory pages among VMs instances
(enabled by default).
-@item iommu=on|off
-Enables or disables emulated Intel IOMMU (VT-d) support. The default is off.
@item aes-key-wrap=on|off
Enables or disables AES key wrapping support on s390-ccw hosts. This feature
controls whether AES wrapping keys will be created to allow