vio_device_status()

Updated: October 28, 2024

Update the VIRTIO status register for the device

Synopsis:

#include <qvm/vio.h>
unsigned vio_device_status(struct vio_state *vsp,
                           unsigned on,
                           unsigned off)

Arguments:

vsp
A pointer to the vdev's state structure.
on
Bits the device wants to turn on in the status register.
off
Bits the device wants to turn off in the status register.

Returns:

The updated value for the status register.