EpicNapiEvent
if (status & EpicNapiEvent) {
status &= ~EpicNapiEvent;
ew32(INTSTAT, EpicNapiEvent);
#define EpicNormalEvent (0x0000ffff & ~EpicNapiEvent)
| CntFull | TxUnderrun | EpicNapiEvent;
ew32(INTMASK, ep->irq_mask & ~EpicNapiEvent);
ew32(INTMASK, ep->irq_mask | EpicNapiEvent);
ew32(INTMASK, RxError | RxHeader | EpicNapiEvent | CntFull |
ew32(INTMASK, RxError | RxHeader | EpicNapiEvent | CntFull |