@@ -2232,6 +2232,8 @@ device-model, the default and minimum is 8 MB.
For QXL vga, both the default and minimal are 128MB.
If B<videoram> is set less than 128MB, an error will be triggered.
+For VirtIO vga, the default is 256MB.
+
=item B<stdvga=BOOLEAN>
Speficies a standard VGA card with VBE (VESA BIOS Extensions) as the
@@ -2245,7 +2247,7 @@ B<This option is deprecated, use vga="stdvga" instead>.
=item B<vga="STRING">
Selects the emulated video card.
-Options are: B<none>, B<stdvga>, B<cirrus> and B<qxl>.
+Options are: B<none>, B<stdvga>, B<cirrus>, B<qxl>, and B<virtio>.
The default is B<cirrus>.
In general, QXL should work with the Spice remote display protocol
@@ -747,6 +747,16 @@ typedef struct libxl__ctx libxl_ctx;
#define LIBXL_HAVE_QXL 1
/*
+ * LIBXL_HAVE_VIRTIO_VGA
+ *
+ * If defined, then the libxl_vga_interface_type will contain another value:
+ * "VIRTIO". This value define if virtio vga is supported.
+ *
+ * If this is not defined, the virtio vga support is missed.
+ */
+#define LIBXL_HAVE_VIRTIO_VGA 1
+
+/*
* LIBXL_HAVE_SPICE_VDAGENT
*
* If defined, then the libxl_spice_info structure will contain a boolean type:
@@ -245,6 +245,10 @@ int libxl__domain_build_info_setdefault(libxl__gc *gc,
LOG(ERROR,"qemu upstream required for qxl vga");
return ERROR_INVAL;
break;
+ case LIBXL_VGA_INTERFACE_TYPE_VIRTIO:
+ LOG(ERROR,"qemu upstream required for virtio vga");
+ return ERROR_INVAL;
+ break;
case LIBXL_VGA_INTERFACE_TYPE_STD:
if (b_info->video_memkb == LIBXL_MEMKB_DEFAULT)
b_info->video_memkb = 8 * 1024;
@@ -278,6 +282,11 @@ int libxl__domain_build_info_setdefault(libxl__gc *gc,
return ERROR_INVAL;
}
break;
+ case LIBXL_VGA_INTERFACE_TYPE_VIRTIO:
+ if (b_info->video_memkb == LIBXL_MEMKB_DEFAULT) {
+ b_info->video_memkb = (256 * 1024);
+ }
+ break;
case LIBXL_VGA_INTERFACE_TYPE_STD:
if (b_info->video_memkb == LIBXL_MEMKB_DEFAULT)
b_info->video_memkb = 16 * 1024;
@@ -790,6 +790,8 @@ static int libxl__build_device_model_args_old(libxl__gc *gc,
break;
case LIBXL_VGA_INTERFACE_TYPE_QXL:
break;
+ case LIBXL_VGA_INTERFACE_TYPE_VIRTIO:
+ break;
default:
LOGD(ERROR, domid, "Invalid emulated video card specified");
return ERROR_INVAL;
@@ -1401,6 +1403,11 @@ static int libxl__build_device_model_args_new(libxl__gc *gc,
GCSPRINTF("qxl-vga,vram_size_mb=%"PRIu64",ram_size_mb=%"PRIu64,
(b_info->video_memkb/2/1024), (b_info->video_memkb/2/1024) ) );
break;
+ case LIBXL_VGA_INTERFACE_TYPE_VIRTIO:
+ flexarray_append_pair(dm_args, "-device",
+ GCSPRINTF("virtio-vga,max_hostmem=%"PRIu64,
+ (b_info->video_memkb*1024)));
+ break;
default:
LOGD(ERROR, guest_domid, "Invalid emulated video card specified");
return ERROR_INVAL;
@@ -220,6 +220,7 @@ libxl_vga_interface_type = Enumeration("vga_interface_type", [
(2, "STD"),
(3, "NONE"),
(4, "QXL"),
+ (5, "VIRTIO"),
], init_val = "LIBXL_VGA_INTERFACE_TYPE_UNKNOWN")
libxl_vendor_device = Enumeration("vendor_device", [
@@ -2560,6 +2560,8 @@ skip_usbdev:
b_info->u.hvm.vga.kind = LIBXL_VGA_INTERFACE_TYPE_NONE;
} else if (!strcmp(buf, "qxl")) {
b_info->u.hvm.vga.kind = LIBXL_VGA_INTERFACE_TYPE_QXL;
+ } else if (!strcmp(buf, "virtio")) {
+ b_info->u.hvm.vga.kind = LIBXL_VGA_INTERFACE_TYPE_VIRTIO;
} else {
fprintf(stderr, "Unknown vga \"%s\" specified\n", buf);
exit(1);