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This commit is contained in:
thorpej 1998-11-10 05:56:31 +00:00
parent 85d4fddd28
commit 1a5d2ce537
1 changed files with 0 additions and 111 deletions
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sys/dev/pci/wdc_pciide.c
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/* $NetBSD: wdc_pciide.c,v 1.2 1998/06/08 06:55:58 thorpej Exp $ */
/*
* Copyright (c) 1998 Christopher G. Demetriou. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Machine-independent ATA/ATAPI ('wdc') driver attachment to PCI IDE
* controller driver.
*
* Author: Christopher G. Demetriou, March 2, 1998.
*
* XXX Does not yet support DMA.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <dev/ic/wdcvar.h>
#include <dev/pci/pciidevar.h>
#include "locators.h"
struct wdc_pciide_softc {
struct wdc_softc sc_wdcdev;
struct wdc_attachment_data sc_ad;
};
int wdc_pciide_probe __P((struct device *, struct cfdata *, void *));
void wdc_pciide_attach __P((struct device *, struct device *, void *));
struct cfattach wdc_pciide_ca = {
sizeof(struct wdc_pciide_softc), wdc_pciide_probe, wdc_pciide_attach
};
int
wdc_pciide_probe(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct pciide_attach_args *aa = aux;
/*
* Only 'wdc's attach to 'pciide's, so our going-in postion
* is to succeed.
*/
/* If the locators don't match, the match doesn't succeed. */
if (match->cf_loc[PCIIDECF_CHANNEL] != aa->channel &&
match->cf_loc[PCIIDECF_CHANNEL] != PCIIDECF_CHANNEL_DEFAULT) {
return (0);
}
return (1);
}
void
wdc_pciide_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct wdc_pciide_softc *sc = (void *)self;
struct pciide_attach_args *aa = aux;
printf("\n");
/* Set up data for wdc attachment. */
sc->sc_ad.iot = aa->cmd_iot;
sc->sc_ad.ioh = aa->cmd_ioh;
sc->sc_ad.auxiot = aa->ctl_iot;
sc->sc_ad.auxioh = aa->ctl_ioh;
/* Plug in the interrupt handler. */
*(aa->ihandp) = wdcintr;
*(aa->ihandargp) = sc;
/* XXX Does not yet support DMA. */
wdcattach(&sc->sc_wdcdev, &sc->sc_ad);
}