80 CFATTACH_DECL_NEW(dmac, sizeof(struct dmac_softc),
168 	struct dmac_softc *dmac = device_private(intio->sc_dmac);  in dmac_alloc_channel()  local
169 	struct dmac_channel_stat *chan = &dmac->sc_channels[ch];  in dmac_alloc_channel()
174 	aprint_normal_dev(dmac->sc_dev, "allocating ch %d for %s.\n",  in dmac_alloc_channel()
216 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CSR, 0xff);  in dmac_alloc_channel()
217 	bus_space_write_1(dmac->sc_bst, chan->ch_bht,  in dmac_alloc_channel()
219 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CPR, 0);  in dmac_alloc_channel()
227 	bus_space_write_1(dmac->sc_bst, chan->ch_bht,  in dmac_alloc_channel()
229 	bus_space_write_1(dmac->sc_bst, chan->ch_bht,  in dmac_alloc_channel()
231 	bus_space_write_1(dmac->sc_bst, chan->ch_bht,  in dmac_alloc_channel()
235 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_NIVR, normalv);  in dmac_alloc_channel()
236 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_EIVR, errorv);  in dmac_alloc_channel()
248 	struct dmac_softc *dmac = device_private(intio->sc_dmac);  in dmac_free_channel()  local
249 	struct dmac_channel_stat *chan = &dmac->sc_channels[ch];  in dmac_free_channel()
291 dmac_load_xfer(struct dmac_softc *dmac, struct dmac_dma_xfer *xf)  in dmac_load_xfer()  argument
304 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CSR, 0xff);  in dmac_load_xfer()
305 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_SCR, xf->dx_scr);  in dmac_load_xfer()
306 	bus_space_write_1(dmac->sc_bst, chan->ch_bht,  in dmac_load_xfer()
308 	bus_space_write_4(dmac->sc_bst, chan->ch_bht,  in dmac_load_xfer()
319 	struct dmac_softc *dmac = chan->ch_softc;  in dmac_prepare_xfer()  local
327 	dmac_load_xfer(dmac, xf);  in dmac_prepare_xfer()
340 dmac_start_xfer(struct dmac_softc *dmac, struct dmac_dma_xfer *xf)  in dmac_start_xfer()  argument
342 	return dmac_start_xfer_offset(dmac, xf, 0, 0);  in dmac_start_xfer()
346 dmac_start_xfer_offset(struct dmac_softc *dmac, struct dmac_dma_xfer *xf,  in dmac_start_xfer_offset()  argument
394 		csr = bus_space_read_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CSR);  in dmac_start_xfer_offset()
397 			bus_space_write_4(dmac->sc_bst, chan->ch_bht,  in dmac_start_xfer_offset()
399 			bus_space_write_2(dmac->sc_bst, chan->ch_bht,  in dmac_start_xfer_offset()
404 			bus_space_write_4(dmac->sc_bst, chan->ch_bht,  in dmac_start_xfer_offset()
406 			bus_space_write_2(dmac->sc_bst, chan->ch_bht,  in dmac_start_xfer_offset()
414 		c = dmac_program_arraychain(dmac->sc_dev, xf, offset, size);  in dmac_start_xfer_offset()
415 		bus_space_write_4(dmac->sc_bst, chan->ch_bht,  in dmac_start_xfer_offset()
417 		bus_space_write_2(dmac->sc_bst, chan->ch_bht,  in dmac_start_xfer_offset()
424 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CSR, 0xff);  in dmac_start_xfer_offset()
437 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CCR, go);  in dmac_start_xfer_offset()
550 dmac_abort_xfer(struct dmac_softc *dmac, struct dmac_dma_xfer *xf)  in dmac_abort_xfer()  argument
554 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CCR,  in dmac_abort_xfer()
556 	bus_space_write_1(dmac->sc_bst, chan->ch_bht, DMAC_REG_CSR, 0xff);  in dmac_abort_xfer()