Пример #1
0
int
wdc_obio_detach(device_t self, int flags)
{
	struct wdc_obio_softc *sc = device_private(self);
	int error;

	if ((error = wdcdetach(self, flags)) != 0)
		return error;

	intr_disestablish(sc->sc_ih);

	/* Unmap our i/o space. */
	bus_space_unmap(sc->sc_wdcdev.regs->cmd_iot,
			sc->sc_wdcdev.regs->cmd_baseioh, WDC_REG_NPORTS << 4);

	/* Unmap DMA registers. */
	bus_space_unmap(sc->sc_wdcdev.regs->cmd_iot, sc->sc_dmaregh, 0x100);
	free(sc->sc_dmacmd, M_DEVBUF);

	return 0;
}
Пример #2
0
int
wdc_obio_detach(struct device *self, int flags)
{
	struct wdc_obio_softc *sc = (struct wdc_obio_softc *)self;
	struct channel_softc *chp = &sc->wdc_channel;
	int error;

	if ((error = wdcdetach(chp, flags)) != 0)
		return (error);

	free(chp->ch_queue, M_DEVBUF);

	if (sc->sc_use_dma) {
		unmapiodev((void *)sc->sc_dmareg, sc->sc_dmasize);
		dbdma_free(sc->sc_dbdma);
	}
	mac_intr_disestablish(NULL, sc->sc_ih);

	bus_space_unmap(chp->cmd_iot, chp->cmd_ioh, sc->sc_cmdsize);
	bus_dmamap_destroy(sc->sc_dmat, sc->sc_dmamap);

	return (0);
}
Пример #3
0
int
njata32_detach(struct njata32_softc *sc, int flags)
{
	int rv, devno;

	if (sc->sc_flags & NJATA32_CMDPG_MAPPED) {
		if ((rv = wdcdetach(sc->sc_wdcdev.sc_atac.atac_dev, flags)))
			return rv;

		/* free DMA resource */
		for (devno = 0; devno < NJATA32_NUM_DEV; devno++) {
			bus_dmamap_destroy(sc->sc_dmat,
			    sc->sc_dev[devno].d_dmamap_xfer);
		}
		bus_dmamap_unload(sc->sc_dmat, sc->sc_dmamap_sgt);
		bus_dmamap_destroy(sc->sc_dmat, sc->sc_dmamap_sgt);
		bus_dmamem_unmap(sc->sc_dmat, (void *)sc->sc_sgtpg,
		    sizeof(struct njata32_dma_page));
		bus_dmamem_free(sc->sc_dmat, &sc->sc_sgt_seg, sc->sc_sgt_nsegs);
	}

	return 0;
}