diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/virtio/virtio.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 27c0efc3d0..15d5366939 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -105,6 +105,7 @@ struct VirtIODevice uint16_t device_id; bool vm_running; bool broken; /* device in invalid state, needs reset */ + bool use_started; bool started; bool start_on_kick; /* virtio 1.0 transitional devices support that */ VMChangeStateEntry *vmstate; @@ -351,4 +352,24 @@ static inline bool virtio_is_big_endian(VirtIODevice *vdev) /* Devices conforming to VIRTIO 1.0 or later are always LE. */ return false; } + +static inline bool virtio_device_started(VirtIODevice *vdev, uint8_t status) +{ + if (vdev->use_started) { + return vdev->started; + } + + return status & VIRTIO_CONFIG_S_DRIVER_OK; +} + +static inline void virtio_set_started(VirtIODevice *vdev, bool started) +{ + if (started) { + vdev->start_on_kick = false; + } + + if (vdev->use_started) { + vdev->started = started; + } +} #endif |