EHCI_IPOLLRATES
for (lev = EHCI_IPOLLRATES - 1; lev > 0; lev--)
for (i = 0; i < (1 << (EHCI_IPOLLRATES - 1)); i++)
for (j = i; j < sc->sc_flsize; j += 1 << (EHCI_IPOLLRATES - 1))
EHCI_IQHIDX(EHCI_IPOLLRATES - 1, ehci_reverse_bits(
i, EHCI_IPOLLRATES - 1))].sqh->physaddr);
#define EHCI_INTRQHS ((1 << EHCI_IPOLLRATES) - 1)