
to select the maximum segment size for each bus_dmamap_load (up to the maxsegsz supplied to bus_dmamap_create). dm_maxsegsz is reset to the value supplied to bus_dmamap_create when the dmamap is unloaded.
to select the maximum segment size for each bus_dmamap_load (up to the maxsegsz supplied to bus_dmamap_create). dm_maxsegsz is reset to the value supplied to bus_dmamap_create when the dmamap is unloaded.