HCI1394_DESC_EVT_GET
ack = HCI1394_DESC_EVT_GET(quadlet);
hcicmd->ac_status = HCI1394_DESC_EVT_GET(quadlet);
hcicmd->ac_status = HCI1394_DESC_EVT_GET(quadlet);
hcicmd->ac_status = HCI1394_DESC_EVT_GET(quadlet);
hcicmd->ac_status = HCI1394_DESC_EVT_GET(quadlet);
hcicmd->ac_status = HCI1394_DESC_EVT_GET(quadlet);
hcicmd->ac_status = HCI1394_DESC_EVT_GET(quadlet);
cmd_status = HCI1394_DESC_EVT_GET(cmd_status);