<div dir="ltr">This is supposedly the v3 of the patch. <div><br></div><div>Jan, Cole, I have added the test case as suggested. Kindly review.</div><div><br></div><div>Thanks,</div><div>Shiva<br><div><div class="gmail_extra">
<br><br><div class="gmail_quote">On Fri, Nov 22, 2013 at 1:36 AM, Shivaprasad G Bhat <span dir="ltr"><<a href="mailto:sbhat@linux.vnet.ibm.com" target="_blank">sbhat@linux.vnet.ibm.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
From: Shivaprasad G Bhat <<a href="mailto:shivaprasadbhat@gmail.com">shivaprasadbhat@gmail.com</a>><br>
<br>
The bus type IDE being enum Zero, the bus type on pseries system appears as IDE for all the -hda/-cdrom and for disk drives with if="none" type. Pseries platform needs this to appear as SCSI instead of IDE. The ide being not supported, the explicit requests for ide devices will return an error.<br>

<br>
Signed-off-by: Shivaprasad G Bhat <<a href="mailto:sbhat@linux.vnet.ibm.com">sbhat@linux.vnet.ibm.com</a>><br>
---<br>
 src/qemu/qemu_command.c                            |   66 +++++++++++++++++++-<br>
 tests/qemuargv2xmltest.c                           |    1<br>
 .../qemuxml2argv-pseries-disk.args                 |    5 ++<br>
 .../qemuxml2argvdata/qemuxml2argv-pseries-disk.xml |   40 ++++++++++++<br>
 4 files changed, 108 insertions(+), 4 deletions(-)<br>
 create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.args<br>
 create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml<br>
<br>
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c<br>
index 8dc7e43..21b5108 100644<br>
--- a/src/qemu/qemu_command.c<br>
+++ b/src/qemu/qemu_command.c<br>
@@ -10032,6 +10032,7 @@ error:<br>
 static virDomainDiskDefPtr<br>
 qemuParseCommandLineDisk(virDomainXMLOptionPtr xmlopt,<br>
                          const char *val,<br>
+                         virDomainDefPtr dom,<br>
                          int nvirtiodisk,<br>
                          bool old_style_ceph_args)<br>
 {<br>
@@ -10055,7 +10056,11 @@ qemuParseCommandLineDisk(virDomainXMLOptionPtr xmlopt,<br>
     if (VIR_ALLOC(def) < 0)<br>
         goto cleanup;<br>
<br>
-    def->bus = VIR_DOMAIN_DISK_BUS_IDE;<br>
+    if (((dom->os.arch == VIR_ARCH_PPC64) &&<br>
+        dom->os.machine && STREQ(dom->os.machine, "pseries")))<br>
+        def->bus = VIR_DOMAIN_DISK_BUS_SCSI;<br>
+    else<br>
+       def->bus = VIR_DOMAIN_DISK_BUS_IDE;<br>
     def->device = VIR_DOMAIN_DISK_DEVICE_DISK;<br>
     def->type = VIR_DOMAIN_DISK_TYPE_FILE;<br>
<br>
@@ -10140,9 +10145,15 @@ qemuParseCommandLineDisk(virDomainXMLOptionPtr xmlopt,<br>
                 def->type = VIR_DOMAIN_DISK_TYPE_FILE;<br>
             }<br>
         } else if (STREQ(keywords[i], "if")) {<br>
-            if (STREQ(values[i], "ide"))<br>
+            if (STREQ(values[i], "ide")) {<br>
                 def->bus = VIR_DOMAIN_DISK_BUS_IDE;<br>
-            else if (STREQ(values[i], "scsi"))<br>
+                if (((dom->os.arch == VIR_ARCH_PPC64) &&<br>
+                     dom->os.machine && STREQ(dom->os.machine, "pseries"))) {<br>
+                    virReportError(VIR_ERR_INTERNAL_ERROR,<br>
+                                   _("pseries systems do not support ide devices '%s'"), val);<br>
+                    goto error;<br>
+                }<br>
+            } else if (STREQ(values[i], "scsi"))<br>
                 def->bus = VIR_DOMAIN_DISK_BUS_SCSI;<br>
             else if (STREQ(values[i], "virtio"))<br>
                 def->bus = VIR_DOMAIN_DISK_BUS_VIRTIO;<br>
@@ -11368,6 +11379,9 @@ qemuParseCommandLine(virCapsPtr qemuCaps,<br>
                 disk->type = VIR_DOMAIN_DISK_TYPE_FILE;<br>
             if (STREQ(arg, "-cdrom")) {<br>
                 disk->device = VIR_DOMAIN_DISK_DEVICE_CDROM;<br>
+                if (((def->os.arch == VIR_ARCH_PPC64) &&<br>
+                    def->os.machine && STREQ(def->os.machine, "pseries")))<br>
+                    disk->bus = VIR_DOMAIN_DISK_BUS_SCSI;<br>
                 if (VIR_STRDUP(disk->dst, "hdc") < 0)<br>
                     goto error;<br>
                 disk->readonly = true;<br>
@@ -11381,6 +11395,9 @@ qemuParseCommandLine(virCapsPtr qemuCaps,<br>
                         disk->bus = VIR_DOMAIN_DISK_BUS_IDE;<br>
                     else<br>
                         disk->bus = VIR_DOMAIN_DISK_BUS_SCSI;<br>
+                   if (((def->os.arch == VIR_ARCH_PPC64) &&<br>
+                       def->os.machine && STREQ(def->os.machine, "pseries")))<br>
+                       disk->bus = VIR_DOMAIN_DISK_BUS_SCSI;<br>
                 }<br>
                 if (VIR_STRDUP(disk->dst, arg + 1) < 0)<br>
                     goto error;<br>
@@ -11672,7 +11689,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps,<br>
             }<br>
         } else if (STREQ(arg, "-drive")) {<br>
             WANT_VALUE();<br>
-            if (!(disk = qemuParseCommandLineDisk(xmlopt, val,<br>
+            if (!(disk = qemuParseCommandLineDisk(xmlopt, val, def,<br>
                                                   nvirtiodisk,<br>
                                                   ceph_args != NULL)))<br>
                 goto error;<br>
@@ -11858,6 +11875,47 @@ qemuParseCommandLine(virCapsPtr qemuCaps,<br>
             }<br>
         } else if (STREQ(arg, "-S")) {<br>
             /* ignore, always added by libvirt */<br>
+        } else if (STREQ(arg, "-device")) {<br>
+            /* something we can't fully parse. Check if supported and<br>
+             * add it to the qemu namespace<br>
+             * cmdline/environment advanced options and hope for the best<br>
+             */<br>
+            bool unsupported = false;<br>
+            WANT_VALUE()<br>
+<br>
+            if ((def->os.arch == VIR_ARCH_PPC64) &&<br>
+                def->os.machine && STREQ(def->os.machine, "pseries")) {<br>
+                int nkws;<br>
+                char **kws;<br>
+                char **vals;<br>
+                size_t j;<br>
+<br>
+                if (!qemuParseKeywords(val, &kws, &vals, &nkws, 1)) {<br>
+                    for (j = 0; j < nkws; j++) {<br>
+                        if (STREQLEN(kws[j], "ide", 3) ||<br>
+                            (STREQ(kws[j], "if") && vals[j] &&<br>
+                             STREQ(vals[j], "ide"))) {<br>
+                            virReportError(VIR_ERR_INTERNAL_ERROR,<br>
+                                           _("pseries systems do not support ide devices '%s'"), val);<br>
+                            unsupported = true;<br>
+                            break;<br>
+                        }<br>
+                    }<br>
+                    for (j = 0; j < nkws; j++) {<br>
+                        VIR_FREE(kws[j]);<br>
+                        VIR_FREE(vals[j]);<br>
+                    }<br>
+                    VIR_FREE(kws);<br>
+                    VIR_FREE(vals);<br>
+                }<br>
+            }<br>
+<br>
+            if (unsupported || VIR_REALLOC_N(cmd->args, cmd->num_args+2) < 0)<br>
+                goto error;<br>
+            if (VIR_STRDUP(cmd->args[cmd->num_args++], arg) < 0)<br>
+                goto error;<br>
+            if (VIR_STRDUP(cmd->args[cmd->num_args++], val) < 0)<br>
+                goto error;<br>
         } else {<br>
             /* something we can't yet parse.  Add it to the qemu namespace<br>
              * cmdline/environment advanced options and hope for the best<br>
diff --git a/tests/qemuargv2xmltest.c b/tests/qemuargv2xmltest.c<br>
index 6dd8bb0..0bf4c37 100644<br>
--- a/tests/qemuargv2xmltest.c<br>
+++ b/tests/qemuargv2xmltest.c<br>
@@ -249,6 +249,7 @@ mymain(void)<br>
     DO_TEST("hyperv");<br>
<br>
     DO_TEST("pseries-nvram");<br>
+    DO_TEST("pseries-disk");<br>
<br>
     DO_TEST("nosharepages");<br>
<br>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.args b/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.args<br>
new file mode 100644<br>
index 0000000..5fc0938<br>
--- /dev/null<br>
+++ b/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.args<br>
@@ -0,0 +1,5 @@<br>
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test QEMU_AUDIO_DRV=none \<br>
+/usr/bin/qemu-system-ppc64 \<br>
+-S -M pseries -m 512 -smp 1 \<br>
+-no-acpi -boot c -usb \<br>
+-boot c -hda /dev/HostVG/QEMUGuest1 -cdrom /root/boot.iso<br>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml b/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml<br>
new file mode 100644<br>
index 0000000..dbbd6aa<br>
--- /dev/null<br>
+++ b/tests/qemuxml2argvdata/qemuxml2argv-pseries-disk.xml<br>
@@ -0,0 +1,40 @@<br>
+<domain type='qemu'><br>
+  <name>QEMUGuest1</name><br>
+  <uuid>87eedafe-eedc-4336-8130-ed9fe5dc90c8</uuid><br>
+  <memory unit='KiB'>524288</memory><br>
+  <currentMemory unit='KiB'>524288</currentMemory><br>
+  <vcpu placement='static'>1</vcpu><br>
+  <os><br>
+    <type arch='ppc64' machine='pseries'>hvm</type><br>
+    <boot dev='hd'/><br>
+  </os><br>
+  <clock offset='utc'/><br>
+  <on_poweroff>destroy</on_poweroff><br>
+  <on_reboot>restart</on_reboot><br>
+  <on_crash>destroy</on_crash><br>
+  <devices><br>
+    <emulator>/usr/bin/qemu-system-ppc64</emulator><br>
+    <disk type='block' device='disk'><br>
+      <driver name='qemu' type='raw'/><br>
+      <source dev='/dev/HostVG/QEMUGuest1'/><br>
+      <target dev='hda' bus='scsi'/><br>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/><br>
+    </disk><br>
+    <disk type='file' device='cdrom'><br>
+      <driver name='qemu' type='raw'/><br>
+      <source file='/root/boot.iso'/><br>
+      <target dev='hdc' bus='scsi'/><br>
+      <readonly/><br>
+      <address type='drive' controller='0' bus='0' target='0' unit='2'/><br>
+    </disk><br>
+    <controller type='usb' index='0'/><br>
+    <controller type='scsi' index='0'/><br>
+    <controller type='pci' index='0' model='pci-root'/><br>
+    <input type='mouse' bus='ps2'/><br>
+    <graphics type='sdl'/><br>
+    <video><br>
+      <model type='cirrus' vram='9216' heads='1'/><br>
+    </video><br>
+    <memballoon model='virtio'/><br>
+  </devices><br>
+</domain><br>
<br>
--<br>
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</blockquote></div><br></div></div></div></div>