sebuf_regs
pa = ca->ca_paddr + offsetof(struct sebuf_regs, se_scsi_regs);
pa = ca->ca_paddr + offsetof(struct sebuf_regs, se_eth_regs);
struct sebuf_regs *regs;
regs = (struct sebuf_regs *)bus_mapin(ca->ca_bustype, ca->ca_paddr,
sizeof(struct sebuf_regs));
struct sebuf_regs *sc_regs;