Lines Matching defs:atari_bus_dmamap
370 struct atari_bus_dmamap { struct
374 bus_size_t _dm_size; /* largest DMA transfer mappable */
375 int _dm_segcnt; /* number of segs this map can map */
376 bus_size_t _dm_maxmaxsegsz; /* fixed largest possible segment */
377 bus_size_t _dm_boundary; /* don't cross this */
378 bus_addr_t _dm_bounce_thresh; /* bounce threshold; see tag */
379 int _dm_flags; /* misc. flags */
381 void *_dm_cookie; /* cookie for bus-specific funcs */
386 bus_size_t dm_maxsegsz; /* largest possible segment */
387 bus_size_t dm_mapsize; /* size of the mapping */
388 int dm_nsegs; /* # valid segments in mapping */
389 bus_dma_segment_t dm_segs[1]; /* segments; variable length */