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/* $OpenBSD: oosiop_gsc.c,v 1.1 2004/03/12 00:04:57 miod Exp $ */
/* $NetBSD: oosiop_gsc.c,v 1.2 2003/07/15 02:29:25 lukem Exp $ */
/*
* Copyright (c) 2001 Matt Fredette. All rights reserved.
* Copyright (c) 2001,2002 Izumi Tsutsui. 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. 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 AUTHORS ``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 AUTHORS 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.
*/
/*
* Copyright (c) 1998 Michael Shalayeff
* 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 Michael Shalayeff.
* 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/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/buf.h>
#include <sys/malloc.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <machine/cpu.h>
#include <machine/intr.h>
#include <machine/iomod.h>
#include <machine/autoconf.h>
#include <machine/bus.h>
#include <dev/ic/oosiopreg.h>
#include <dev/ic/oosiopvar.h>
#include <hppa/dev/cpudevs.h>
#include <hppa/gsc/gscbusvar.h>
#define OOSIOP_GSC_RESET 0x0000
#define OOSIOP_GSC_OFFSET 0x0100
int oosiop_gsc_match(struct device *, void *, void *);
void oosiop_gsc_attach(struct device *, struct device *, void *);
int oosiop_gsc_intr(void *);
struct cfattach oosiop_gsc_ca = {
sizeof(struct oosiop_softc), oosiop_gsc_match, oosiop_gsc_attach
};
int
oosiop_gsc_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct gsc_attach_args *ga = aux;
if (ga->ga_type.iodc_type != HPPA_TYPE_FIO ||
ga->ga_type.iodc_sv_model != HPPA_FIO_SCSI)
return 0;
return 1;
}
void
oosiop_gsc_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct oosiop_softc *sc = (void *)self;
struct gsc_attach_args *ga = aux;
bus_space_handle_t ioh;
sc->sc_bst = ga->ga_iot;
sc->sc_dmat = ga->ga_dmatag;
if (bus_space_map(sc->sc_bst, ga->ga_hpa,
OOSIOP_GSC_OFFSET + OOSIOP_NREGS, 0, &ioh))
panic("oosiop_gsc_attach: couldn't map I/O ports");
if (bus_space_subregion(sc->sc_bst, ioh,
OOSIOP_GSC_OFFSET, OOSIOP_NREGS, &sc->sc_bsh))
panic("oosiop_gsc_attach: couldn't get chip ports");
sc->sc_freq = ga->ga_ca.ca_pdc_iodc_read->filler2[14];
if (!sc->sc_freq)
sc->sc_freq = 50 * 1000000;
sc->sc_chip = OOSIOP_700;
sc->sc_id = 7; /* XXX */
/*
* Reset the SCSI subsystem.
*/
bus_space_write_1(sc->sc_bst, ioh, OOSIOP_GSC_RESET, 0);
DELAY(1000);
/*
* Call common attachment
*/
#ifdef OOSIOP_DEBUG
{
extern int oosiop_debug;
oosiop_debug = -1;
}
#endif /* OOSIOP_DEBUG */
oosiop_attach(sc);
(void)gsc_intr_establish((struct gsc_softc *)parent,
ga->ga_irq, IPL_BIO, oosiop_gsc_intr, sc, sc->sc_dev.dv_xname);
}
/*
* interrupt handler
*/
int
oosiop_gsc_intr(arg)
void *arg;
{
struct oosiop_softc *sc = arg;
int rv;
rv = oosiop_intr(sc);
#ifdef USELEDS
ledctl(PALED_DISK, 0, 0);
#endif
return (rv);
}
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