/*      $NetBSD: ess_isapnp.c,v 1.23 2019/05/08 13:40:18 isaki Exp $    */

/*
* Copyright (c) 1991-1993 Regents of the University of California.
* 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 the Computer Systems
*      Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
*    to endorse or promote products derived from this software without
*    specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ess_isapnp.c,v 1.23 2019/05/08 13:40:18 isaki Exp $");

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/syslog.h>
#include <sys/device.h>
#include <sys/proc.h>

#include <sys/bus.h>

#include <sys/audioio.h>
#include <dev/audio/audio_if.h>

#include <dev/isa/isavar.h>
#include <dev/isa/isadmavar.h>

#include <dev/isapnp/isapnpreg.h>
#include <dev/isapnp/isapnpvar.h>
#include <dev/isapnp/isapnpdevs.h>

#include <dev/isa/essreg.h>
#include <dev/isa/essvar.h>

int     ess_isapnp_match(device_t, cfdata_t, void *);
void    ess_isapnp_attach(device_t, device_t, void *);

CFATTACH_DECL_NEW(ess_isapnp, sizeof(struct ess_softc),
   ess_isapnp_match, ess_isapnp_attach, NULL, NULL);

/*
* Probe / attach routines.
*/

/*
* Probe for the ess hardware.
*/
int
ess_isapnp_match(device_t parent, cfdata_t match, void *aux)
{
       int pri, variant;

       pri = isapnp_devmatch(aux, &isapnp_ess_devinfo, &variant);
       if (pri && variant > 0)
               pri = 0;
       return pri;
}


/*
* Attach hardware to driver, attach hardware driver to audio
* pseudo-device driver.
*/
void
ess_isapnp_attach(device_t parent, device_t self, void *aux)
{
       struct ess_softc *sc;
       struct isapnp_attach_args *ipa;

       sc = device_private(self);
       sc->sc_dev = self;
       ipa = aux;

       aprint_naive("\n");
       aprint_normal("\n");

       if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
               aprint_error_dev(self, "error in region allocation\n");
               return;
       }

       sc->sc_ic = ipa->ipa_ic;

       sc->sc_iot = ipa->ipa_iot;
       sc->sc_iobase = ipa->ipa_io[0].base;
       sc->sc_ioh = ipa->ipa_io[0].h;

       sc->sc_audio1.irq = ipa->ipa_irq[0].num;
       sc->sc_audio1.ist = ipa->ipa_irq[0].type;
       sc->sc_audio1.drq = ipa->ipa_drq[0].num;
       sc->sc_audio2.irq = -1;
       sc->sc_audio2.drq = ipa->ipa_drq[1].num;

       if (!essmatch(sc)) {
               aprint_error_dev(self, "essmatch failed\n");
               return;
       }

       aprint_normal_dev(self, "");

       essattach(sc, 0);
}