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Annotation of sys/dev/pci/auixpvar.h, Revision 1.1

1.1     ! nbrk        1: /* $OpenBSD: auixpvar.h,v 1.1 2005/08/07 20:08:45 mickey Exp $ */
        !             2: /* $NetBSD: auixpvar.h,v 1.3 2005/01/12 15:54:34 kent Exp $*/
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 2004, 2005 Reinoud Zandijk <reinoud@netbsd.org>
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. The name of the author may not be used to endorse or promote products
        !            14:  *    derived from this software without specific prior written permission.
        !            15:  * 3. All advertising materials mentioning features or use of this software
        !            16:  *    must display the following acknowledgement:
        !            17:  *     This product includes software developed by the NetBSD
        !            18:  *     Foundation, Inc. and its contributors.
        !            19:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            20:  *    contributors may be used to endorse or promote products derived
        !            21:  *    from this software without specific prior written permission.
        !            22:  *
        !            23:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            24:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            25:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            26:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            27:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
        !            28:  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
        !            29:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
        !            30:  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
        !            31:  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            32:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            33:  * SUCH DAMAGE.
        !            34:  */
        !            35:
        !            36:
        !            37: /*
        !            38:  * NetBSD audio driver for ATI IXP-{150,200,...} audio driver hardware.
        !            39:  */
        !            40:
        !            41: #define DMA_DESC_CHAIN 255
        !            42:
        !            43: /* audio format structure describing our hardware capabilities */
        !            44: /* XXX min and max sample rates are for AD1888 codec XXX */
        !            45: #define AUIXP_NFORMATS 6
        !            46:
        !            47: #define AUIXP_MINRATE  7000
        !            48: #define AUIXP_MAXRATE 48000
        !            49:
        !            50: /* auixp structures; used to record alloced DMA space */
        !            51: struct auixp_dma {
        !            52:        /* bus mappings */
        !            53:        bus_dmamap_t             map;
        !            54:        caddr_t                  addr;
        !            55:        bus_dma_segment_t        segs[1];
        !            56:        int                      nsegs;
        !            57:        size_t                   size;
        !            58:
        !            59:        /* audio feeder */
        !            60:        void                     (*intr)(void *);
        !            61:        void                    *intrarg;
        !            62:
        !            63:        /* status and setup bits */
        !            64:        int                      running;
        !            65:        u_int32_t                linkptr;
        !            66:        u_int32_t                dma_enable_bit;
        !            67:
        !            68:        /* linked list of all mapped area's */
        !            69:        SLIST_ENTRY(auixp_dma)   dma_chain;
        !            70: };
        !            71:
        !            72: struct auixp_codec {
        !            73:        struct auixp_softc      *sc;
        !            74:
        !            75:        int                      present;
        !            76:        int                      codec_nr;
        !            77:
        !            78:        struct ac97_codec_if    *codec_if;
        !            79:        struct ac97_host_if      host_if;
        !            80:        enum ac97_host_flags     codec_flags;
        !            81: };
        !            82:
        !            83: struct auixp_softc {
        !            84:        struct device           sc_dev;
        !            85:        audio_device_t          sc_audev;
        !            86:        void                    *sc_ih;
        !            87:
        !            88:        /* card properties */
        !            89:        int                     has_4ch, has_6ch, is_fixed, has_spdif;
        !            90:
        !            91:        /* bus tags */
        !            92:        bus_space_tag_t         sc_iot;
        !            93:        bus_space_handle_t      sc_ioh;
        !            94:        bus_addr_t              sc_iob;
        !            95:        bus_size_t              sc_ios;
        !            96:
        !            97:        pcitag_t                sc_tag;
        !            98:        pci_chipset_tag_t       sc_pct;
        !            99:
        !           100:        bus_dma_tag_t           sc_dmat;
        !           101:
        !           102:        /* DMA business */
        !           103:        struct auixp_dma        *sc_output_dma;
        !           104:        struct auixp_dma        *sc_input_dma;
        !           105:
        !           106:        /* list of allocated DMA pieces */
        !           107:        SLIST_HEAD(auixp_dma_list, auixp_dma) sc_dma_list;
        !           108:
        !           109:        /* codecs */
        !           110:        int                     sc_num_codecs;
        !           111:        struct auixp_codec      sc_codec[ATI_IXP_CODECS];
        !           112:        int                     sc_codec_not_ready_bits;
        !           113:
        !           114:        /* last set audio parameters */
        !           115:        struct audio_params     sc_play_params;
        !           116:        struct audio_params     sc_rec_params;
        !           117:
        !           118:        /* suspend/resume */
        !           119:        void                    *powerhook;
        !           120:        u_int16_t               *savemem;
        !           121: };