arm32_bus_dmamap
struct arm32_bus_dmamap *map;
const size_t mapsize = sizeof(struct arm32_bus_dmamap) +
map = (struct arm32_bus_dmamap *)mapstore;
const size_t mapsize = sizeof(struct arm32_bus_dmamap) +
typedef struct arm32_bus_dmamap *bus_dmamap_t;