njsc32_dma_page
sizeof(struct njsc32_dma_page), PAGE_SIZE, 0,
sc->sc_cmdpg_nsegs, sizeof(struct njsc32_dma_page),
sizeof(struct njsc32_dma_page), 1,
sizeof(struct njsc32_dma_page), 0, BUS_DMA_NOWAIT,
sc->sc_cmdpg, sizeof(struct njsc32_dma_page),
memset(sc->sc_cmdpg, 0, sizeof(struct njsc32_dma_page));
sc->sc_ap_dma = dmaaddr + offsetof(struct njsc32_dma_page, dp_ap);
offsetof(struct njsc32_dma_page, dp_sg[i]);
sizeof(struct njsc32_dma_page));
sizeof(struct njsc32_dma_page));
offsetof(struct njsc32_dma_page, dp_ap), /* offset */
struct njsc32_dma_page *sc_cmdpg; /* scatter/gather table page */