/*      $NetBSD: autrivar.h,v 1.6 2012/03/17 20:29:59 martin Exp $      */

/*
* Copyright (c) 2001 SOMEYA Yoshihiko and KUROSAWA Takahiro.
* 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.
*
* 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.
*/

#ifndef _DEV_PCI_AUTRIVAR_H_
#define _DEV_PCI_AUTRIVAR_H_

/*
* softc
*/
struct autri_dma {
       bus_dmamap_t            map;
       void *                  addr;           /* VA */
       bus_dma_segment_t       segs[1];
       int                     nsegs;
       size_t                  size;
       struct autri_dma        *next;
};

struct autri_codec_softc {
       struct autri_softc      *sc;
       int                     id;
       int                     status_data;
       int                     status_addr;
       struct ac97_host_if     host_if;
       struct ac97_codec_if    *codec_if;
};

struct autri_chstatus {
       void            (*intr)(void *); /* rint/pint */
       void            *intr_arg;      /* arg for intr */
       u_int           offset;         /* filled up to here */
       u_int           blksize;
       u_int           factor;         /* byte per sample */
       u_int           length;         /* ring buffer length */
       struct autri_dma *dma;          /* DMA handle for ring buf */

       int             ch;
       int             ch_intr;
#if 0
       u_int           csoint;
       u_int           count;
#endif
};

struct autri_softc {
       device_t                sc_dev;
       kmutex_t                sc_lock;
       kmutex_t                sc_intr_lock;
       pci_chipset_tag_t       sc_pc;
       pcitag_t                sc_pt;
       pcireg_t                sc_devid;
       void                    *sc_ih;         /* interrupt vectoring */
       bus_space_tag_t         memt;
       bus_space_handle_t      memh;
       bus_space_tag_t         iot;
       bus_space_handle_t      ioh;
       bus_dma_tag_t           sc_dmatag;      /* DMA tag */
       u_int                   sc_flags;

       struct autri_codec_softc sc_codec;
       struct autri_dma        *sc_dmas;       /* List of DMA handles */

       u_int32_t               sc_class;
       int                     sc_revision;

       /*
        * Play/record status
        */
       struct autri_chstatus   sc_play, sc_rec;

#if NMIDI > 0
       void    (*sc_iintr)(void *, int);       /* midi input ready handler */
       void    (*sc_ointr)(void *);            /* midi output ready handler */
       void    *sc_arg;
#endif

};

#endif /* _DEV_PCI_AUTRIVAR_H_ */