144 lines
4.6 KiB
C
144 lines
4.6 KiB
C
/* $NetBSD: artsata.c,v 1.4 2004/08/20 06:39:38 thorpej Exp $ */
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/*-
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* Copyright (c) 2003 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcidevs.h>
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#include <dev/pci/pciidereg.h>
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#include <dev/pci/pciidevar.h>
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static void artisea_chip_map(struct pciide_softc*, struct pci_attach_args *);
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static int artsata_match(struct device *, struct cfdata *, void *);
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static void artsata_attach(struct device *, struct device *, void *);
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static const struct pciide_product_desc pciide_artsata_products[] = {
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{ PCI_PRODUCT_INTEL_31244,
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0,
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"Intel 31244 Serial ATA Controller",
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artisea_chip_map,
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},
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{ 0,
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0,
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NULL,
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NULL
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}
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};
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CFATTACH_DECL(artsata, sizeof(struct pciide_softc),
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artsata_match, artsata_attach, NULL, NULL);
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static int
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artsata_match(struct device *parent, struct cfdata *match, void *aux)
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{
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struct pci_attach_args *pa = aux;
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if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_INTEL) {
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if (pciide_lookup_product(pa->pa_id, pciide_artsata_products))
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return (2);
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}
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return (0);
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}
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static void
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artsata_attach(struct device *parent, struct device *self, void *aux)
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{
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struct pci_attach_args *pa = aux;
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struct pciide_softc *sc = (struct pciide_softc *)self;
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pciide_common_attach(sc, pa,
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pciide_lookup_product(pa->pa_id, pciide_artsata_products));
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}
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static void
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artisea_chip_map(struct pciide_softc *sc, struct pci_attach_args *pa)
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{
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struct pciide_channel *cp;
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bus_size_t cmdsize, ctlsize;
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pcireg_t interface;
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int channel;
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if (pciide_chipen(sc, pa) == 0)
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return;
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aprint_normal("%s: bus-master DMA support present",
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sc->sc_wdcdev.sc_atac.atac_dev.dv_xname);
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#ifndef PCIIDE_I31244_ENABLEDMA
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if (sc->sc_pp->ide_product == PCI_PRODUCT_INTEL_31244 &&
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PCI_REVISION(pa->pa_class) == 0) {
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aprint_normal(" but disabled due to rev. 0");
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sc->sc_dma_ok = 0;
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} else
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#endif
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pciide_mapreg_dma(sc, pa);
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aprint_normal("\n");
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/*
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* XXX Configure LEDs to show activity.
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*/
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sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DATA16 | ATAC_CAP_DATA32;
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sc->sc_wdcdev.sc_atac.atac_pio_cap = 4;
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if (sc->sc_dma_ok) {
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sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DMA | ATAC_CAP_UDMA;
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sc->sc_wdcdev.irqack = pciide_irqack;
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sc->sc_wdcdev.sc_atac.atac_dma_cap = 2;
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sc->sc_wdcdev.sc_atac.atac_udma_cap = 6;
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}
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sc->sc_wdcdev.sc_atac.atac_set_modes = sata_setup_channel;
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sc->sc_wdcdev.sc_atac.atac_channels = sc->wdc_chanarray;
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sc->sc_wdcdev.sc_atac.atac_nchannels = PCIIDE_NUM_CHANNELS;
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wdc_allocate_regs(&sc->sc_wdcdev);
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interface = PCI_INTERFACE(pa->pa_class);
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for (channel = 0; channel < sc->sc_wdcdev.sc_atac.atac_nchannels;
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channel++) {
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cp = &sc->pciide_channels[channel];
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if (pciide_chansetup(sc, channel, interface) == 0)
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continue;
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pciide_mapchan(pa, cp, interface, &cmdsize, &ctlsize,
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pciide_pci_intr);
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}
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}
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