From 4f2048ad6600d3357d83f4868a29b08f9a181104 Mon Sep 17 00:00:00 2001
Message-ID: <4f2048ad6600d3357d83f4868a29b08f9a181104.1770383182.git.jdenemar@redhat.com>
From: Nathan Chen <nathanc@nvidia.com>
Date: Fri, 30 Jan 2026 10:59:18 -0800
Subject: [PATCH] tests: qemuxmlconfdata: provide iommufd sample XML and CLI
 args

Provide sample XML and CLI args for the iommufd XML schema
for pc, q35, and virt machine types.

Signed-off-by: Nathan Chen <nathanc@nvidia.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
(cherry picked from commit 74fc02d792f7ee55d2e0a7b9ad4e6d751c36ceb8)

Resolves: https://issues.redhat.com/browse/RHEL-74202
Resolves: https://issues.redhat.com/browse/RHEL-126346

Conflicts:
    - missing upstream commit 5b080bc5801ea2b15296d3f89be75a0882b317c2

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
---
 .../iommufd-q35.x86_64-latest.args            | 41 +++++++++++++
 .../iommufd-q35.x86_64-latest.xml             | 60 +++++++++++++++++++
 tests/qemuxmlconfdata/iommufd-q35.xml         | 38 ++++++++++++
 ...fd-virt-pci-bus-single.aarch64-latest.args | 33 ++++++++++
 ...ufd-virt-pci-bus-single.aarch64-latest.xml | 34 +++++++++++
 .../iommufd-virt-pci-bus-single.xml           | 22 +++++++
 .../iommufd-virt.aarch64-latest.args          | 37 ++++++++++++
 .../iommufd-virt.aarch64-latest.xml           | 56 +++++++++++++++++
 tests/qemuxmlconfdata/iommufd-virt.xml        | 29 +++++++++
 .../iommufd.x86_64-latest.args                | 35 +++++++++++
 .../qemuxmlconfdata/iommufd.x86_64-latest.xml | 38 ++++++++++++
 tests/qemuxmlconfdata/iommufd.xml             | 30 ++++++++++
 tests/qemuxmlconftest.c                       | 34 +++++++++++
 13 files changed, 487 insertions(+)
 create mode 100644 tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.args
 create mode 100644 tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd-q35.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.args
 create mode 100644 tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.args
 create mode 100644 tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd-virt.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd.x86_64-latest.args
 create mode 100644 tests/qemuxmlconfdata/iommufd.x86_64-latest.xml
 create mode 100644 tests/qemuxmlconfdata/iommufd.xml

diff --git a/tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.args b/tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.args
new file mode 100644
index 0000000000..7d819e141b
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.args
@@ -0,0 +1,41 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/var/lib/libvirt/qemu/domain--1-q35-test \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/var/lib/libvirt/qemu/domain--1-q35-test/.local/share \
+XDG_CACHE_HOME=/var/lib/libvirt/qemu/domain--1-q35-test/.cache \
+XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-q35-test/.config \
+/usr/bin/qemu-system-x86_64 \
+-name guest=q35-test,debug-threads=on \
+-S \
+-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/var/lib/libvirt/qemu/domain--1-q35-test/master-key.aes"}' \
+-machine q35,usb=off,dump-guest-core=off,memory-backend=pc.ram,acpi=off \
+-accel tcg \
+-cpu qemu64 \
+-m size=2097152k \
+-object '{"qom-type":"memory-backend-ram","id":"pc.ram","size":2147483648}' \
+-overcommit mem-lock=off \
+-smp 2,sockets=2,cores=1,threads=1 \
+-uuid 11dbdcdd-4c3b-482b-8903-9bdb8c0a2774 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-boot strict=on \
+-device '{"driver":"pcie-root-port","port":16,"chassis":1,"id":"pci.1","bus":"pcie.0","multifunction":true,"addr":"0x2"}' \
+-device '{"driver":"pcie-root-port","port":17,"chassis":2,"id":"pci.2","bus":"pcie.0","addr":"0x2.0x1"}' \
+-device '{"driver":"qemu-xhci","id":"usb","bus":"pci.1","addr":"0x0"}' \
+-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1","node-name":"libvirt-1-storage","read-only":false}' \
+-device '{"driver":"ide-hd","bus":"ide.0","drive":"libvirt-1-storage","id":"sata0-0-0","bootindex":1}' \
+-audiodev '{"id":"audio1","driver":"none"}' \
+-device '{"driver":"qxl-vga","id":"video0","max_outputs":1,"ram_size":67108864,"vram_size":33554432,"vram64_size_mb":0,"vgamem_mb":8,"bus":"pcie.0","addr":"0x1"}' \
+-global ICH9-LPC.noreboot=off \
+-watchdog-action reset \
+-object '{"qom-type":"iommufd","id":"iommufd0","fd":"-1"}' \
+-device '{"driver":"vfio-pci","host":"0000:06:12.5","id":"hostdev0","iommufd":"iommufd0","fd":"0","bus":"pcie.0","addr":"0x3"}' \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.xml b/tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.xml
new file mode 100644
index 0000000000..bb76252b61
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-q35.x86_64-latest.xml
@@ -0,0 +1,60 @@
+<domain type='qemu'>
+  <name>q35-test</name>
+  <uuid>11dbdcdd-4c3b-482b-8903-9bdb8c0a2774</uuid>
+  <memory unit='KiB'>2097152</memory>
+  <currentMemory unit='KiB'>2097152</currentMemory>
+  <vcpu placement='static' cpuset='0-1'>2</vcpu>
+  <os>
+    <type arch='x86_64' machine='q35'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>qemu64</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <disk type='block' device='disk'>
+      <driver name='qemu' type='raw'/>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='sda' bus='sata'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </disk>
+    <controller type='pci' index='0' model='pcie-root'/>
+    <controller type='pci' index='1' model='pcie-root-port'>
+      <model name='pcie-root-port'/>
+      <target chassis='1' port='0x10'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0' multifunction='on'/>
+    </controller>
+    <controller type='pci' index='2' model='pcie-root-port'>
+      <model name='pcie-root-port'/>
+      <target chassis='2' port='0x11'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x1'/>
+    </controller>
+    <controller type='sata' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/>
+    </controller>
+    <controller type='usb' index='0' model='qemu-xhci'>
+      <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
+    </controller>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <audio id='1' type='none'/>
+    <video>
+      <model type='qxl' ram='65536' vram='32768' vgamem='8192' heads='1' primary='yes'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </video>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
+    </hostdev>
+    <watchdog model='itco' action='reset'/>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd-q35.xml b/tests/qemuxmlconfdata/iommufd-q35.xml
new file mode 100644
index 0000000000..f3c2269fb1
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-q35.xml
@@ -0,0 +1,38 @@
+<domain type='qemu'>
+  <name>q35-test</name>
+  <uuid>11dbdcdd-4c3b-482b-8903-9bdb8c0a2774</uuid>
+  <memory unit='KiB'>2097152</memory>
+  <currentMemory unit='KiB'>2097152</currentMemory>
+  <vcpu placement='static' cpuset='0-1'>2</vcpu>
+  <os>
+    <type arch='x86_64' machine='q35'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <disk type='block' device='disk'>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='sda' bus='sata'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </disk>
+    <controller type='pci' index='0' model='pcie-root'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
+    </hostdev>
+    <controller type='sata' index='0'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <video>
+      <model type='qxl' ram='65536' vram='32768' vgamem='8192' heads='1'/>
+    </video>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.args b/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.args
new file mode 100644
index 0000000000..dbfd395168
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.args
@@ -0,0 +1,33 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/var/lib/libvirt/qemu/domain--1-foo \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/var/lib/libvirt/qemu/domain--1-foo/.local/share \
+XDG_CACHE_HOME=/var/lib/libvirt/qemu/domain--1-foo/.cache \
+XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-foo/.config \
+/usr/bin/qemu-system-aarch64 \
+-name guest=foo,debug-threads=on \
+-S \
+-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/var/lib/libvirt/qemu/domain--1-foo/master-key.aes"}' \
+-machine virt,usb=off,gic-version=2,dump-guest-core=off,memory-backend=mach-virt.ram,acpi=off \
+-accel tcg \
+-cpu cortex-a15 \
+-m size=1048576k \
+-object '{"qom-type":"memory-backend-ram","id":"mach-virt.ram","size":1073741824}' \
+-overcommit mem-lock=off \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid 6ba7b810-9dad-11d1-80b4-00c04fd430c8 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-boot strict=on \
+-audiodev '{"id":"audio1","driver":"none"}' \
+-object '{"qom-type":"iommufd","id":"iommufd0","fd":"-1"}' \
+-device '{"driver":"vfio-pci","host":"0000:06:12.5","id":"hostdev0","iommufd":"iommufd0","fd":"0","bus":"pcie.0","addr":"0x1"}' \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.xml b/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.xml
new file mode 100644
index 0000000000..97b6e1e1c7
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.aarch64-latest.xml
@@ -0,0 +1,34 @@
+<domain type='qemu'>
+  <name>foo</name>
+  <uuid>6ba7b810-9dad-11d1-80b4-00c04fd430c8</uuid>
+  <memory unit='KiB'>1048576</memory>
+  <currentMemory unit='KiB'>1048576</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='aarch64' machine='virt'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <gic version='2'/>
+  </features>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>cortex-a15</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-aarch64</emulator>
+    <controller type='pci' index='0' model='pcie-root'/>
+    <audio id='1' type='none'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </hostdev>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.xml b/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.xml
new file mode 100644
index 0000000000..c0b9d643b4
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-virt-pci-bus-single.xml
@@ -0,0 +1,22 @@
+<domain type='qemu'>
+  <name>foo</name>
+  <uuid>6ba7b810-9dad-11d1-80b4-00c04fd430c8</uuid>
+  <memory unit='KiB'>1048576</memory>
+  <currentMemory unit='KiB'>1048576</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='aarch64' machine='virt'>hvm</type>
+  </os>
+  <devices>
+    <emulator>/usr/bin/qemu-system-aarch64</emulator>
+    <controller type='pci' index='0' model='pcie-root'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </hostdev>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.args b/tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.args
new file mode 100644
index 0000000000..d5713ff826
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.args
@@ -0,0 +1,37 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/var/lib/libvirt/qemu/domain--1-foo \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/var/lib/libvirt/qemu/domain--1-foo/.local/share \
+XDG_CACHE_HOME=/var/lib/libvirt/qemu/domain--1-foo/.cache \
+XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-foo/.config \
+/usr/bin/qemu-system-aarch64 \
+-name guest=foo,debug-threads=on \
+-S \
+-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/var/lib/libvirt/qemu/domain--1-foo/master-key.aes"}' \
+-machine virt,usb=off,gic-version=2,dump-guest-core=off,memory-backend=mach-virt.ram,acpi=off \
+-accel tcg \
+-cpu cortex-a15 \
+-m size=1048576k \
+-object '{"qom-type":"memory-backend-ram","id":"mach-virt.ram","size":1073741824}' \
+-overcommit mem-lock=off \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid 6ba7b810-9dad-11d1-80b4-00c04fd430c8 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-boot strict=on \
+-device '{"driver":"pcie-root-port","port":8,"chassis":1,"id":"pci.1","bus":"pcie.0","multifunction":true,"addr":"0x1"}' \
+-device '{"driver":"pcie-root-port","port":9,"chassis":2,"id":"pci.2","bus":"pcie.0","addr":"0x1.0x1"}' \
+-device '{"driver":"pcie-root-port","port":10,"chassis":3,"id":"pci.3","bus":"pcie.0","addr":"0x1.0x2"}' \
+-audiodev '{"id":"audio1","driver":"none"}' \
+-object '{"qom-type":"iommufd","id":"iommufd0","fd":"-1"}' \
+-device '{"driver":"vfio-pci","host":"0000:06:12.5","id":"hostdev0","iommufd":"iommufd0","fd":"0","bus":"pci.1","addr":"0x0"}' \
+-device '{"driver":"vfio-pci","host":"0000:07:12.5","id":"hostdev1","iommufd":"iommufd0","fd":"0","bus":"pci.2","addr":"0x0"}' \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.xml b/tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.xml
new file mode 100644
index 0000000000..6b9fe543b3
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-virt.aarch64-latest.xml
@@ -0,0 +1,56 @@
+<domain type='qemu'>
+  <name>foo</name>
+  <uuid>6ba7b810-9dad-11d1-80b4-00c04fd430c8</uuid>
+  <memory unit='KiB'>1048576</memory>
+  <currentMemory unit='KiB'>1048576</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='aarch64' machine='virt'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <gic version='2'/>
+  </features>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>cortex-a15</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-aarch64</emulator>
+    <controller type='pci' index='0' model='pcie-root'/>
+    <controller type='pci' index='1' model='pcie-root-port'>
+      <model name='pcie-root-port'/>
+      <target chassis='1' port='0x8'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0' multifunction='on'/>
+    </controller>
+    <controller type='pci' index='2' model='pcie-root-port'>
+      <model name='pcie-root-port'/>
+      <target chassis='2' port='0x9'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
+    </controller>
+    <controller type='pci' index='3' model='pcie-root-port'>
+      <model name='pcie-root-port'/>
+      <target chassis='3' port='0xa'/>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+    </controller>
+    <audio id='1' type='none'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
+    </hostdev>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x07' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x02' slot='0x00' function='0x0'/>
+    </hostdev>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd-virt.xml b/tests/qemuxmlconfdata/iommufd-virt.xml
new file mode 100644
index 0000000000..a75c1cc13b
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd-virt.xml
@@ -0,0 +1,29 @@
+<domain type='qemu'>
+  <name>foo</name>
+  <uuid>6ba7b810-9dad-11d1-80b4-00c04fd430c8</uuid>
+  <memory unit='KiB'>1048576</memory>
+  <currentMemory unit='KiB'>1048576</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='aarch64' machine='virt'>hvm</type>
+  </os>
+  <devices>
+    <emulator>/usr/bin/qemu-system-aarch64</emulator>
+    <controller type='pci' index='0' model='pcie-root'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
+    </hostdev>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x07' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x02' slot='0x00' function='0x0'/>
+    </hostdev>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd.x86_64-latest.args b/tests/qemuxmlconfdata/iommufd.x86_64-latest.args
new file mode 100644
index 0000000000..3130ba2e3a
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd.x86_64-latest.args
@@ -0,0 +1,35 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/var/lib/libvirt/qemu/domain--1-foo \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/var/lib/libvirt/qemu/domain--1-foo/.local/share \
+XDG_CACHE_HOME=/var/lib/libvirt/qemu/domain--1-foo/.cache \
+XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-foo/.config \
+/usr/bin/qemu-system-x86_64 \
+-name guest=foo,debug-threads=on \
+-S \
+-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/var/lib/libvirt/qemu/domain--1-foo/master-key.aes"}' \
+-machine pc,usb=off,dump-guest-core=off,memory-backend=pc.ram,acpi=off \
+-accel tcg \
+-cpu qemu64 \
+-m size=2097152k \
+-object '{"qom-type":"memory-backend-ram","id":"pc.ram","size":2147483648}' \
+-overcommit mem-lock=off \
+-smp 2,sockets=2,cores=1,threads=1 \
+-uuid 3c7c30b5-7866-4b05-8a29-efebccba52a0 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-boot strict=on \
+-device '{"driver":"piix3-usb-uhci","id":"usb","bus":"pci.0","addr":"0x1.0x2"}' \
+-audiodev '{"id":"audio1","driver":"none"}' \
+-object '{"qom-type":"iommufd","id":"iommufd0","fd":"-1"}' \
+-device '{"driver":"vfio-pci","host":"0000:06:12.5","id":"hostdev0","iommufd":"iommufd0","fd":"0","bus":"pci.0","addr":"0x3"}' \
+-device '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0x2"}' \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxmlconfdata/iommufd.x86_64-latest.xml b/tests/qemuxmlconfdata/iommufd.x86_64-latest.xml
new file mode 100644
index 0000000000..2e8951aaf6
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd.x86_64-latest.xml
@@ -0,0 +1,38 @@
+<domain type='qemu'>
+  <name>foo</name>
+  <uuid>3c7c30b5-7866-4b05-8a29-efebccba52a0</uuid>
+  <memory unit='KiB'>2097152</memory>
+  <currentMemory unit='KiB'>2097152</currentMemory>
+  <vcpu placement='static' cpuset='0-1'>2</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>qemu64</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <controller type='pci' index='0' model='pci-root'/>
+    <controller type='usb' index='0' model='piix3-uhci'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+    </controller>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <audio id='1' type='none'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
+    </hostdev>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconfdata/iommufd.xml b/tests/qemuxmlconfdata/iommufd.xml
new file mode 100644
index 0000000000..eb278414d2
--- /dev/null
+++ b/tests/qemuxmlconfdata/iommufd.xml
@@ -0,0 +1,30 @@
+<domain type='qemu'>
+  <name>foo</name>
+  <uuid>3c7c30b5-7866-4b05-8a29-efebccba52a0</uuid>
+  <memory unit='KiB'>2097152</memory>
+  <currentMemory unit='KiB'>2097152</currentMemory>
+  <vcpu placement='static' cpuset='0-1'>2</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <controller type='pci' index='0' model='pci-root'/>
+    <hostdev mode='subsystem' type='pci' managed='yes'>
+      <driver iommufd='yes'/>
+      <source>
+        <address domain='0x0000' bus='0x06' slot='0x12' function='0x5'/>
+      </source>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
+    </hostdev>
+    <controller type='usb' index='0'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <memballoon model='virtio'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxmlconftest.c b/tests/qemuxmlconftest.c
index 9a3257ea55..757f0a9fc0 100644
--- a/tests/qemuxmlconftest.c
+++ b/tests/qemuxmlconftest.c
@@ -351,6 +351,33 @@ fakeNetworkPortGetXMLDesc(virNetworkPortPtr port,
 }
 
 
+static void
+testSetupHostdevPrivateData(virDomainDef *def)
+{
+    size_t i;
+
+    for (i = 0; i < def->nhostdevs; i++) {
+        virDomainHostdevDef *hostdev = def->hostdevs[i];
+
+        if (hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
+            hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI &&
+            hostdev->source.subsys.u.pci.driver.name == VIR_DEVICE_HOSTDEV_PCI_DRIVER_NAME_VFIO &&
+            hostdev->source.subsys.u.pci.driver.iommufd == VIR_TRISTATE_BOOL_YES) {
+
+            qemuDomainHostdevPrivate *priv;
+
+            if (!hostdev->privateData) {
+                hostdev->privateData = qemuDomainHostdevPrivateNew();
+            }
+
+            priv = QEMU_DOMAIN_HOSTDEV_PRIVATE(hostdev);
+            /* Use a placeholder FD value for tests */
+            priv->vfioDeviceFd = 0;
+        }
+    }
+}
+
+
 static virNetworkDriver fakeNetworkDriver = {
     .networkLookupByName = fakeNetworkLookupByName,
     .networkGetXMLDesc = fakeNetworkGetXMLDesc,
@@ -404,6 +431,8 @@ testCompareXMLToArgvCreateArgs(virQEMUDriver *drv,
     if (testQemuPrepareHostBackendChardevOne(NULL, priv->monConfig, vm) < 0)
         return NULL;
 
+    testSetupHostdevPrivateData(vm->def);
+
     for (i = 0; i < vm->def->ndisks; i++) {
         virDomainDiskDef *disk = vm->def->disks[i];
         virStorageSource *src;
@@ -3049,6 +3078,11 @@ mymain(void)
     DO_TEST_CAPS_LATEST_PARSE_ERROR("virtio-iommu-dma-translation");
     DO_TEST_CAPS_LATEST("acpi-generic-initiator");
 
+    DO_TEST_CAPS_LATEST("iommufd");
+    DO_TEST_CAPS_LATEST("iommufd-q35");
+    DO_TEST_CAPS_ARCH_LATEST("iommufd-virt", "aarch64");
+    DO_TEST_CAPS_ARCH_LATEST("iommufd-virt-pci-bus-single", "aarch64");
+
     DO_TEST_CAPS_LATEST("cpu-hotplug-startup");
     DO_TEST_CAPS_ARCH_LATEST_PARSE_ERROR("cpu-hotplug-granularity", "ppc64");
 
-- 
2.52.0