Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add a PnP IDE frontend.

Browse Source
This commit is contained in:
mycroft 1998-01-23 20:40:58 +00:00
parent 60c3299e3e
commit 929286557a
2 changed files with 188 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
sys/dev/isapnp/files.isapnp
View File

@ -1,4 +1,4 @@
# $NetBSD: files.isapnp,v 1.8 1998/01/12 09:27:12 thorpej Exp $
# $NetBSD: files.isapnp,v 1.9 1998/01/23 20:40:58 mycroft Exp $
#
# Config file and device description for machine-independent ISAPnP code.
# Included by ports that need it.
@ -29,6 +29,10 @@ file dev/isapnp/if_ne_isapnp.c ne_isapnp
attach com at isapnp with com_isapnp
file dev/isapnp/com_isapnp.c com_isapnp
# IDE disks
attach wdc at isapnp with wdc_isapnp
file dev/isapnp/wdc_isapnp.c wdc_isapnp
#
# ISAPnP Sound hardware
#

183
sys/dev/isapnp/wdc_isapnp.c Normal file
View File

@ -0,0 +1,183 @@
/* $NetBSD: wdc_isapnp.c,v 1.1 1998/01/23 20:40:59 mycroft Exp $ */
/*
* Copyright (c) 1997 Charles M. Hannum. All rights reserved.
*
* DMA and multi-sector PIO handling are derived from code contributed by
* Onno van der Linden.
*
* ISA attachment created by Christopher G. Demetriou.
*
* 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 Charles M. Hannum.
* 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.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/isa/isavar.h>
#include <dev/isa/isadmavar.h>
#include <dev/isapnp/isapnpreg.h>
#include <dev/isapnp/isapnpvar.h>
#include <dev/ic/wdcreg.h>
#include <dev/ic/wdcvar.h>
struct wdc_isapnp_softc {
struct wdc_softc sc_wdcdev;
struct wdc_attachment_data sc_ad;
void *sc_ih;
int sc_drq;
};
#ifdef __BROKEN_INDIRECT_CONFIG
int wdc_isapnp_probe __P((struct device *, void *, void *));
#else
int wdc_isapnp_probe __P((struct device *, struct cfdata *, void *));
#endif
void wdc_isapnp_attach __P((struct device *, struct device *, void *));
struct cfattach wdc_isapnp_ca = {
sizeof(struct wdc_isapnp_softc), wdc_isapnp_probe, wdc_isapnp_attach
};
#ifdef notyet
static void wdc_isapnp_dma_setup __P((void *));
static void wdc_isapnp_dma_start __P((void *, void *, size_t, int));
static void wdc_isapnp_dma_finish __P((void *));
#endif
int
wdc_isapnp_probe(parent, match, aux)
struct device *parent;
#ifdef __BROKEN_INDIRECT_CONFIG
void *match;
#else
struct cfdata *match;
#endif
void *aux;
{
struct isapnp_attach_args *ipa = aux;
if (strcmp(ipa->ipa_devcompat, "PNP0600"))
return (0);
return (1);
}
void
wdc_isapnp_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct wdc_isapnp_softc *sc = (void *)self;
struct isapnp_attach_args *ipa = aux;
printf("\n");
if (ipa->ipa_nio != 2 ||
ipa->ipa_nmem != 0 ||
ipa->ipa_nmem32 != 0 ||
ipa->ipa_nirq != 1 ||
ipa->ipa_ndrq > 1) {
printf("%s: unexpected configuration\n",
sc->sc_wdcdev.sc_dev.dv_xname);
return;
}
if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
printf("%s: couldn't map registers\n",
sc->sc_wdcdev.sc_dev.dv_xname);
return;
}
printf("%s: %s %s\n", sc->sc_wdcdev.sc_dev.dv_xname, ipa->ipa_devident,
ipa->ipa_devclass);
sc->sc_ad.iot = ipa->ipa_iot;
sc->sc_ad.ioh = ipa->ipa_io[0].h;
sc->sc_ad.auxiot = ipa->ipa_iot;
sc->sc_ad.auxioh = ipa->ipa_io[1].h;
sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
IST_EDGE, IPL_BIO, wdcintr, sc);
#ifdef notyet
if (ipa->ipa_ndrq > 0) {
sc->sc_drq = ipa->ipa_drq[0].num;
sc->sc_ad.cap |= WDC_CAPABILITY_DMA;
sc->sc_ad.dma_setup = &wdc_isapnp_dma_setup;
sc->sc_ad.dma_start = &wdc_isapnp_dma_start;
sc->sc_ad.dma_finish = &wdc_isapnp_dma_finish;
}
#endif
wdcattach(&sc->sc_wdcdev, &sc->sc_ad);
}
#ifdef notyet
static void
wdc_isapnp_dma_setup(scv)
void *scv;
{
struct wdc_isapnp_softc *sc = scv;
if (isa_dmamap_create(sc->sc_wdcdev.sc_dev.dv_parent, sc->sc_drq,
MAXPHYS, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW)) {
printf("%s: can't create map for drq %d\n",
sc->sc_wdcdev.sc_dev.dv_xname, sc->sc_drq);
sc->sc_ad.cap &= ~WDC_CAPABILITY_DMA;
}
}
static void
wdc_isapnp_dma_start(scv, buf, size, read)
void *scv, *buf;
size_t size;
int read;
{
struct wdc_isapnp_softc *sc = scv;
isa_dmastart(sc->sc_wdcdev.sc_dev.dv_parent, sc->sc_drq, buf,
size, NULL, read ? DMAMODE_READ : DMAMODE_WRITE,
BUS_DMA_NOWAIT);
}
static void
wdc_isapnp_dma_finish(scv)
void *scv;
{
struct wdc_isapnp_softc *sc = scv;
isa_dmadone(sc->sc_wdcdev.sc_dev.dv_parent, sc->sc_drq);
}
#endif