qemu: introduce QEMU_CAPS_DEVICE_PANIC_PCI

This capability detects the availability of the pvpanic-pci
device that is required in order to use pvpanic on Arm (original
pvpanic is an emulated ISA device, for which Arm does not have
support).

Signed-off-by: Kristina Hanicova <khanicov@redhat.com>
Reviewed-by: Andrea Bolognani <abologna@redhat.com>

src/qemu/qemu_capabilities.c

@@ -686,6 +686,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
               "netdev.stream", /* QEMU_CAPS_NETDEV_STREAM */
               "virtio-crypto", /* QEMU_CAPS_DEVICE_VIRTIO_CRYPTO */
               "cryptodev-backend-lkcf", /* QEMU_CAPS_OBJECT_CRYPTO_LKCF */
+              "pvpanic-pci", /* QEMU_CAPS_DEVICE_PANIC_PCI */
     );
 
 
@@ -1398,6 +1399,7 @@ struct virQEMUCapsStringFlags virQEMUCapsObjectTypes[] = {
     { "virtio-crypto-pci", QEMU_CAPS_DEVICE_VIRTIO_CRYPTO },
     { "virtio-crypto-device", QEMU_CAPS_DEVICE_VIRTIO_CRYPTO },
     { "cryptodev-backend-lkcf", QEMU_CAPS_OBJECT_CRYPTO_LKCF },
+    { "pvpanic-pci", QEMU_CAPS_DEVICE_PANIC_PCI },
 };
 
 

src/qemu/qemu_capabilities.h

@@ -665,6 +665,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     QEMU_CAPS_NETDEV_STREAM, /* -netdev stream */
     QEMU_CAPS_DEVICE_VIRTIO_CRYPTO, /* virtio-crypto device */
     QEMU_CAPS_OBJECT_CRYPTO_LKCF, /* -object cryptodev-backend-lkcf */
+    QEMU_CAPS_DEVICE_PANIC_PCI, /* -device pvpanic-pci */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;

tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml

@@ -144,6 +144,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700242</microcodeVersion>

tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml

@@ -184,6 +184,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>

tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml

@@ -189,6 +189,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>

tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml

@@ -156,6 +156,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6001050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700244</microcodeVersion>

tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml

@@ -150,6 +150,7 @@
   <flag name='virtio-net.rss'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900244</microcodeVersion>

tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml

@@ -191,6 +191,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100244</microcodeVersion>

tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml

@@ -164,6 +164,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>6002092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700243</microcodeVersion>

tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml

@@ -168,6 +168,7 @@
   <flag name='usb-host.guest-resets-all'/>
   <flag name='migration.blocked-reasons'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>7000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900243</microcodeVersion>

tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml

@@ -197,6 +197,7 @@
   <flag name='migration.blocked-reasons'/>
   <flag name='sgx-epc'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>7000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>

tests/qemucapabilitiesdata/caps_7.1.0.ppc64.xml

@@ -168,6 +168,7 @@
   <flag name='query-stats-schemas'/>
   <flag name='screenshot-format-png'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>7001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900244</microcodeVersion>

tests/qemucapabilitiesdata/caps_7.1.0.x86_64.xml

@@ -200,6 +200,7 @@
   <flag name='query-stats-schemas'/>
   <flag name='screenshot-format-png'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>7001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100244</microcodeVersion>

tests/qemucapabilitiesdata/caps_7.2.0.x86_64.xml

@@ -204,6 +204,7 @@
   <flag name='netdev.stream'/>
   <flag name='virtio-crypto'/>
   <flag name='cryptodev-backend-lkcf'/>
+  <flag name='pvpanic-pci'/>
   <version>7002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100245</microcodeVersion>

tests/qemucapabilitiesdata/caps_8.0.0.riscv64.xml

@@ -143,6 +143,7 @@
   <flag name='screenshot-format-png'/>
   <flag name='netdev.stream'/>
   <flag name='virtio-crypto'/>
+  <flag name='pvpanic-pci'/>
   <version>7002050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>

tests/qemucapabilitiesdata/caps_8.0.0.x86_64.xml

@@ -204,6 +204,7 @@
   <flag name='netdev.stream'/>
   <flag name='virtio-crypto'/>
   <flag name='cryptodev-backend-lkcf'/>
+  <flag name='pvpanic-pci'/>
   <version>7002050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100244</microcodeVersion>