epic_control_data
sizeof(struct epic_control_data) + ETHER_PAD_LEN, PAGE_SIZE, 0,
sizeof(struct epic_control_data) + ETHER_PAD_LEN,
(char *)sc->sc_control_data + sizeof(struct epic_control_data);
sizeof(struct epic_control_data), 1,
sizeof(struct epic_control_data), 0, BUS_DMA_NOWAIT,
sc->sc_control_data, sizeof(struct epic_control_data), NULL,
sizeof(struct epic_control_data));
struct epic_control_data *sc_control_data;
#define EPIC_CDOFF(x) offsetof(struct epic_control_data, x)