tests: add XML schema tests for the TPM Proxy device

This tests aims to exercise how a TPM Proxy device can be
added in the domain, either alone or with a regular TPM
device. It also ensures that we do not allow bogus scenarios
to slip by.
Tested-by: NSatheesh Rajendran <sathnaga@linux.vnet.ibm.com>
Reviewed-by: NStefan Berger <stefanb@linux.ibm.com>
Signed-off-by: NDaniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: NJán Tomko <jtomko@redhat.com>
Signed-off-by: NJán Tomko <jtomko@redhat.com>

tests/qemuxml2argvdata/ppc64-tpm-double.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='usb' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <tpm model='tpm-spapr'>
+      <backend type='emulator' version='2.0'/>
+    </tpm>
+      <tpm model='tpm-spapr'>
+      <backend type='emulator' version='2.0'/>
+    </tpm>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>

tests/qemuxml2argvdata/ppc64-tpmproxy-double.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='usb' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <tpm model='spapr-tpm-proxy'>
+      <backend type='passthrough'>
+        <device path='/dev/tpmrm0'/>
+      </backend>
+    </tpm>
+    <tpm model='spapr-tpm-proxy'>
+      <backend type='passthrough'>
+        <device path='/dev/tpmrm0'/>
+      </backend>
+    </tpm>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>

tests/qemuxml2argvdata/ppc64-tpmproxy-single.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='usb' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <tpm model='spapr-tpm-proxy'>
+      <backend type='passthrough'>
+        <device path='/dev/tpmrm0'/>
+      </backend>
+    </tpm>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>

tests/qemuxml2argvdata/ppc64-tpmproxy-with-tpm.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='usb' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <tpm model='spapr-tpm-proxy'>
+    <backend type='passthrough'>
+        <device path='/dev/tpmrm0'/>
+      </backend>
+    </tpm>
+    <tpm model='tpm-spapr'>
+      <backend type='emulator' version='2.0'/>
+    </tpm>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>

tests/qemuxml2argvtest.c

@@ -3044,6 +3044,18 @@ mymain(void)
                  QEMU_CAPS_NEC_USB_XHCI,
                  QEMU_CAPS_DEVICE_QEMU_XHCI);
 
+    DO_TEST_PARSE_ERROR("ppc64-tpmproxy-double",
+                        QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE,
+                        QEMU_CAPS_PCI_OHCI,
+                        QEMU_CAPS_DEVICE_TPM_PASSTHROUGH,
+                        QEMU_CAPS_DEVICE_SPAPR_TPM_PROXY);
+
+    DO_TEST_PARSE_ERROR("ppc64-tpm-double",
+                        QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE,
+                        QEMU_CAPS_PCI_OHCI,
+                        QEMU_CAPS_DEVICE_TPM_PASSTHROUGH,
+                        QEMU_CAPS_DEVICE_SPAPR_TPM_PROXY);
+
     DO_TEST("aarch64-usb-controller-qemu-xhci",
             QEMU_CAPS_OBJECT_GPEX,
             QEMU_CAPS_NEC_USB_XHCI,

tests/qemuxml2xmloutdata/ppc64-tpmproxy-single.ppc64-latest.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>POWER9</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='usb' index='0' model='pci-ohci'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'>
+      <model name='spapr-pci-host-bridge'/>
+      <target index='0'/>
+    </controller>
+    <tpm model='spapr-tpm-proxy'>
+      <backend type='passthrough'>
+        <device path='/dev/tpmrm0'/>
+      </backend>
+    </tpm>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
+    </memballoon>
+    <panic model='pseries'/>
+  </devices>
+</domain>

tests/qemuxml2xmloutdata/ppc64-tpmproxy-with-tpm.ppc64-latest.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='ppc64' machine='pseries'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>POWER9</model>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator>
+    <controller type='usb' index='0' model='pci-ohci'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'>
+      <model name='spapr-pci-host-bridge'/>
+      <target index='0'/>
+    </controller>
+    <tpm model='spapr-tpm-proxy'>
+      <backend type='passthrough'>
+        <device path='/dev/tpmrm0'/>
+      </backend>
+    </tpm>
+    <tpm model='tpm-spapr'>
+      <backend type='emulator' version='2.0'/>
+      <address type='spapr-vio' reg='0x00004000'/>
+    </tpm>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
+    </memballoon>
+    <panic model='pseries'/>
+  </devices>
+</domain>

tests/qemuxml2xmltest.c

@@ -611,6 +611,8 @@ mymain(void)
     DO_TEST("controller-usb-order",
             QEMU_CAPS_PIIX_DISABLE_S3,
             QEMU_CAPS_PIIX_DISABLE_S4);
+    DO_TEST_CAPS_ARCH_LATEST("ppc64-tpmproxy-single", "ppc64");
+    DO_TEST_CAPS_ARCH_LATEST("ppc64-tpmproxy-with-tpm", "ppc64");
 
     DO_TEST_FULL("seclabel-dynamic-baselabel", WHEN_INACTIVE,
                  ARG_QEMU_CAPS, NONE);