Browse Source

virtio-vga: implement big-endian-framebuffer property

Allows to switch the (vga mode) framebuffer into bigendian mode
by setting the property, simliar to stdvga.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20200928085335.21961-2-kraxel@redhat.com
pull/99/head
Gerd Hoffmann 6 years ago
parent
commit
8be61ce2ce
  1. 19
      hw/display/virtio-vga.c

19
hw/display/virtio-vga.c

@ -168,6 +168,20 @@ static void virtio_vga_base_reset(DeviceState *dev)
vga_dirty_log_start(&vvga->vga);
}
static bool virtio_vga_get_big_endian_fb(Object *obj, Error **errp)
{
VirtIOVGABase *d = VIRTIO_VGA_BASE(obj);
return d->vga.big_endian_fb;
}
static void virtio_vga_set_big_endian_fb(Object *obj, bool value, Error **errp)
{
VirtIOVGABase *d = VIRTIO_VGA_BASE(obj);
d->vga.big_endian_fb = value;
}
static Property virtio_vga_base_properties[] = {
DEFINE_VIRTIO_GPU_PCI_PROPERTIES(VirtIOPCIProxy),
DEFINE_PROP_END_OF_LIST(),
@ -190,6 +204,11 @@ static void virtio_vga_base_class_init(ObjectClass *klass, void *data)
k->realize = virtio_vga_base_realize;
pcidev_k->romfile = "vgabios-virtio.bin";
pcidev_k->class_id = PCI_CLASS_DISPLAY_VGA;
/* Expose framebuffer byteorder via QOM */
object_class_property_add_bool(klass, "big-endian-framebuffer",
virtio_vga_get_big_endian_fb,
virtio_vga_set_big_endian_fb);
}
static TypeInfo virtio_vga_base_info = {

Loading…
Cancel
Save