/* Virtio Console Ports */
static int virtconsole_initfn(VirtIOSerialPort *port)
{
    VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);

    port->is_console = true;
    return generic_port_init(vcon, port);
}
예제 #2
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/* Generic Virtio Serial Ports */
static int virtserialport_initfn(VirtIOSerialDevice *dev)
{
    VirtIOSerialPort *port = DO_UPCAST(VirtIOSerialPort, dev, &dev->qdev);
    VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);

    return generic_port_init(vcon, dev);
}
/* Generic Virtio Serial Ports */
static int virtserialport_initfn(VirtIOSerialPort *port)
{
    VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port);

    if (port->id == 0) {
        /*
         * Disallow a generic port at id 0, that's reserved for
         * console ports.
         */
        error_report("Port number 0 on virtio-serial devices reserved for virtconsole devices for backward compatibility.");
        return -1;
    }
    return generic_port_init(vcon, port);
}