/*      $NetBSD: ess_pnpbios.c,v 1.23 2019/05/08 13:40:15 isaki Exp $   */

/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nathan J. Williams.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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_pnpbios.c,v 1.23 2019/05/08 13:40:15 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/midi_if.h>

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

#include <i386/pnpbios/pnpbiosvar.h>

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

int ess_pnpbios_match(device_t, cfdata_t, void *);
void ess_pnpbios_attach(device_t, device_t, void *);

CFATTACH_DECL_NEW(ess_pnpbios, sizeof(struct ess_softc),
   ess_pnpbios_match, ess_pnpbios_attach, NULL, NULL);

int
ess_pnpbios_match(device_t parent, cfdata_t match, void *aux)
{
       struct pnpbiosdev_attach_args *aa = aux;

       if (strcmp(aa->idstr, "ESS0104") && /* 1788 */
           strcmp(aa->idstr, "ESS0114") && /* 1788 */
           strcmp(aa->idstr, "CPQAE27") && /* 1788 */
           strcmp(aa->idstr, "ESS1869") && /* 1869 */
           strcmp(aa->idstr, "CPQB0AB") && /* 1869 */
           strcmp(aa->idstr, "CPQB0AC") && /* 1869 */
           strcmp(aa->idstr, "CPQB0AD") && /* 1869 */
           strcmp(aa->idstr, "CPQB0F1") && /* 1869 */
           strcmp(aa->idstr, "ESS1878") && /* 1878 */
           strcmp(aa->idstr, "ESS1879"))   /* 1879 */
               return (0);

       return (1);
}

void
ess_pnpbios_attach(device_t parent, device_t self, void *aux)
{
       struct ess_softc *sc = device_private(self);
       struct pnpbiosdev_attach_args *aa = aux;

       sc->sc_dev = self;

       if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
               aprint_error(": can't map i/o space\n");
               return;
       }

       sc->sc_ic = aa->ic;

       /* XXX These are only for setting chip configuration registers. */
       pnpbios_getiobase(aa->pbt, aa->resc, 0, 0, &sc->sc_iobase);

       sc->sc_audio1.ist = IST_EDGE;
       sc->sc_audio2.ist = IST_EDGE;

       if (pnpbios_getirqnum(aa->pbt, aa->resc, 0, &sc->sc_audio1.irq,
           NULL)) {
               aprint_error(": can't get IRQ\n");
               return;
       }

       if (pnpbios_getirqnum(aa->pbt, aa->resc, 1, &sc->sc_audio2.irq,
           NULL))
               sc->sc_audio2.irq = -1;

       if (pnpbios_getdmachan(aa->pbt, aa->resc, 0, &sc->sc_audio1.drq)) {
               aprint_error(": can't get DMA channel\n");
               return;
       }

       if (pnpbios_getdmachan(aa->pbt, aa->resc, 1, &sc->sc_audio2.drq))
               sc->sc_audio2.drq = -1;

       aprint_naive("\n");
       aprint_normal("\n");
       pnpbios_print_devres(self, aa);

       aprint_normal_dev(self, "");

       if (!essmatch(sc)) {
               aprint_error_dev(self, "essmatch failed\n");
               pnpbios_io_unmap(aa->pbt, aa->resc, 0, sc->sc_iot, sc->sc_ioh);
               return;
       }

       essattach(sc, 0);
}