br_rxbuf_lo      1060 dev/pci/if_txp.c 	boot->br_rxbuf_lo = htole32(sc->sc_rxbufring_dma.dma_paddr & 0xffffffff);
br_rxbuf_lo       454 dev/pci/if_txpreg.h 	volatile u_int32_t	br_rxbuf_lo;		/* rx buffer ring */