[libvirt] [PATCH 2/4] conf: add <acpi table> to <os>

Ján Tomko jtomko at redhat.com
Fri May 13 14:52:14 UTC 2016


Add a new element to <domain> XML:
<os>
  <acpi table="slic">/path/to/acpi/table/file</acpi>
</os>

To supply a path to a SLIC (Software Licensing) ACPI
table blob.

https://bugzilla.redhat.com/show_bug.cgi?id=1327537
---
 docs/formatdomain.html.in                          |  6 ++++
 docs/schemas/domaincommon.rng                      | 10 +++++++
 src/conf/domain_conf.c                             | 13 +++++++++
 src/conf/domain_conf.h                             |  1 +
 tests/qemuxml2argvdata/qemuxml2argv-acpi-table.xml | 28 +++++++++++++++++++
 .../qemuxml2xmlout-acpi-table.xml                  | 32 ++++++++++++++++++++++
 tests/qemuxml2xmltest.c                            |  3 ++
 7 files changed, 93 insertions(+)
 create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-acpi-table.xml
 create mode 100644 tests/qemuxml2xmloutdata/qemuxml2xmlout-acpi-table.xml

diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index 58b8cb6..a294978 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -277,6 +277,7 @@
     <initrd>/root/f8-i386-initrd</initrd>
     <cmdline>console=ttyS0 ks=http://example.com/f8-i386/os/</cmdline>
     <dtb>/root/ppc.dtb</dtb>
+    <acpi table="slic">/path/to/slic.dat</>
   </os>
   ...</pre>
 
@@ -302,6 +303,11 @@
       <dd>The contents of this element specify the fully-qualified path
         to the (optional) device tree binary (dtb) image in the host OS.
         <span class="since">Since 1.0.4</span></dd>
+      <dt><code>acpi</code></dt>
+      <dd>The contents of the <code>table</code> attribute specifies the
+        ACPI table type (Currently only <code>slic</code> is supported)
+        and the element contains a fully-qualified path to the ACPI table.
+        <span class="since">Since 1.3.5</span></dd>
     </dl>
 
     <h4><a name="elementsOSContainer">Container boot</a></h4>
diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index 8798001..8c4be11 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -306,6 +306,16 @@
         <optional>
           <ref name="bios"/>
         </optional>
+        <optional>
+          <element name="acpi">
+            <attribute name="table">
+              <choice>
+                <value>slic</value>
+              </choice>
+            </attribute>
+            <ref name="absFilePath"/>
+          </element>
+        </optional>
       </interleave>
     </element>
   </define>
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 331ff06..6f86e46 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -2619,6 +2619,7 @@ void virDomainDefFree(virDomainDefPtr def)
     VIR_FREE(def->os.cmdline);
     VIR_FREE(def->os.dtb);
     VIR_FREE(def->os.root);
+    VIR_FREE(def->os.slic_table);
     virDomainLoaderDefFree(def->os.loader);
     VIR_FREE(def->os.bootloader);
     VIR_FREE(def->os.bootloaderArgs);
@@ -15102,6 +15103,7 @@ virDomainDefParseBootOptions(virDomainDefPtr def,
                              virHashTablePtr *bootHash)
 {
     xmlNodePtr *nodes = NULL;
+    char *tmp = NULL;
     int ret = -1;
     size_t i;
     int n;
@@ -15162,6 +15164,14 @@ virDomainDefParseBootOptions(virDomainDefPtr def,
     }
 
     if (def->os.type == VIR_DOMAIN_OSTYPE_HVM) {
+        tmp = virXPathString("string(./os/acpi[1]/@table)", ctxt);
+        if (STREQ_NULLABLE(tmp, "slic")) {
+            VIR_FREE(tmp);
+            tmp = virXPathString("string(./os/acpi[1])", ctxt);
+            def->os.slic_table = virFileSanitizePath(tmp);
+            VIR_FREE(tmp);
+        }
+
         if (virDomainDefParseBootXML(ctxt, def) < 0)
             goto error;
         if (!(*bootHash = virHashCreate(5, NULL)))
@@ -15172,6 +15182,7 @@ virDomainDefParseBootOptions(virDomainDefPtr def,
 
  error:
     VIR_FREE(nodes);
+    VIR_FREE(tmp);
     return ret;
 }
 
@@ -22494,6 +22505,8 @@ virDomainDefFormatInternal(virDomainDefPtr def,
                           def->os.dtb);
     virBufferEscapeString(buf, "<root>%s</root>\n",
                           def->os.root);
+    virBufferEscapeString(buf, "<acpi table='slic'>%s</acpi>\n",
+                          def->os.slic_table);
 
     if (!def->os.bootloader) {
         for (n = 0; n < def->os.nBootDevs; n++) {
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index b9e696d..0b3f1a2 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -1875,6 +1875,7 @@ struct _virDomainOSDef {
     char *cmdline;
     char *dtb;
     char *root;
+    char *slic_table;
     virDomainLoaderDefPtr loader;
     char *bootloader;
     char *bootloaderArgs;
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-acpi-table.xml b/tests/qemuxml2argvdata/qemuxml2argv-acpi-table.xml
new file mode 100644
index 0000000..f807791
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-acpi-table.xml
@@ -0,0 +1,28 @@
+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219136</memory>
+  <currentMemory unit='KiB'>219136</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+    <acpi table='slic'>/var/lib/libvirt/acpi/slic.dat</acpi>
+  </os>
+  <features>
+    <acpi/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu</emulator>
+    <controller type='usb' index='0'/>
+    <controller type='ide' index='0'/>
+    <controller type='pci' index='0' model='pci-root'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmloutdata/qemuxml2xmlout-acpi-table.xml b/tests/qemuxml2xmloutdata/qemuxml2xmlout-acpi-table.xml
new file mode 100644
index 0000000..54a4d90
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/qemuxml2xmlout-acpi-table.xml
@@ -0,0 +1,32 @@
+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219136</memory>
+  <currentMemory unit='KiB'>219136</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc'>hvm</type>
+    <acpi table='slic'>/var/lib/libvirt/acpi/slic.dat</acpi>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <acpi/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu</emulator>
+    <controller type='usb' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+    </controller>
+    <controller type='ide' index='0'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <memballoon model='none'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
index 5a43fa9..0c9fd7e 100644
--- a/tests/qemuxml2xmltest.c
+++ b/tests/qemuxml2xmltest.c
@@ -794,6 +794,9 @@ mymain(void)
     cfg->vncAutoUnixSocket = false;
 
     virObjectUnref(cfg);
+
+    DO_TEST("acpi-table");
+
     qemuTestDriverFree(&driver);
 
     return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
-- 
2.7.3




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