This patch adds support for AHCI disk images.
Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
---
client/virt/kvm_vm.py | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/client/virt/kvm_vm.py b/client/virt/kvm_vm.py
index af24272..f791851 100644
--- a/client/virt/kvm_vm.py
+++ b/client/virt/kvm_vm.py
@@ -197,6 +197,13 @@ class VM(virt_vm.BaseVM):
def add_drive(help, filename, index=None, format=None, cache=None,
werror=None, serial=None, snapshot=False, boot=False):
+ name = None;
+ dev = "";
+ if format == "ahci":
+ name = "ahci%s" % index
+ dev += " -device ide-drive,bus=ahci.%s,drive=%s" % (index, name)
+ format = "none"
+ index = None
cmd = " -drive file='%s'" % filename
if index is not None:
cmd += ",index=%s" % index
@@ -212,7 +219,9 @@ class VM(virt_vm.BaseVM):
cmd += ",snapshot=on"
if boot:
cmd += ",boot=on"
- return cmd
+ if name:
+ cmd += ",id=%s" % name
+ return cmd + dev
def add_nic(help, vlan, model=None, mac=None, device_id=None, netdev_id=None,
nic_extra_params=None):
@@ -353,6 +362,8 @@ class VM(virt_vm.BaseVM):
if root_dir is None:
root_dir = self.root_dir
+ have_ahci = False
+
# Clone this VM using the new params
vm = self.clone(name, params, root_dir, copy_state=True)
@@ -392,6 +403,9 @@ class VM(virt_vm.BaseVM):
image_params = params.object_params(image_name)
if image_params.get("boot_drive") == "no":
continue
+ if image_params.get("drive_format") == "ahci" and not have_ahci:
+ qemu_cmd += " -device ahci,id=ahci"
+ have_ahci = True
qemu_cmd += add_drive(help,
virt_vm.get_image_filename(image_params, root_dir),
image_params.get("drive_index"),
--
1.7.1
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