USBPort port;
uint16_t wPortStatus;
uint16_t wPortChange;
- uint16_t wPortChange_reported;
} USBHubPort;
typedef struct USBHubState {
status = 0;
for(i = 0; i < NUM_PORTS; i++) {
port = &s->ports[i];
- if (port->wPortChange &&
- port->wPortChange_reported != port->wPortChange) {
+ if (port->wPortChange)
status |= (1 << (i + 1));
- }
- port->wPortChange_reported = port->wPortChange;
}
if (status != 0) {
+ trace_usb_hub_status_report(s->dev.addr, status);
for(i = 0; i < n; i++) {
buf[i] = status >> (8 * i);
}