sys/dev/ic/iavcvar.h

   1 /*      $NetBSD: iavcvar.h,v 1.3 2005/12/11 12:21:27 christos Exp $     */
   2
   3 /*
   4  * Copyright (c) 2001-2003 Cubical Solutions Ltd. All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  *
  27  * capi/iavc/iavc.h     The AVM ISDN controllers' common declarations.
  28  *
  29  * $FreeBSD: src/sys/i4b/capi/iavc/iavc.h,v 1.1.2.1 2001/08/10 14:08:34 obrien Exp $
  30  */
  31
  32 #include <netisdn/i4b_capi.h>
  33
  34 /*
  35 //  iavc_softc_t
  36 //      The software context of one AVM T1 controller.
  37 */
  38
  39 #define IAVC_IO_BASES 1
  40 #define IAVC_DMA_SIZE (128 + 2048)
  41
  42 typedef struct iavc_softc {
  43     struct device       sc_dev;
  44     capi_softc_t        sc_capi;
  45
  46     bus_space_handle_t  sc_mem_bh;
  47     bus_space_tag_t     sc_mem_bt;
  48
  49     bus_space_handle_t  sc_io_bh;
  50     bus_space_tag_t     sc_io_bt;
  51
  52     bus_dma_tag_t       dmat;
  53
  54     bus_dmamap_t        tx_map;
  55     bus_dmamap_t        rx_map;
  56
  57     bus_dma_segment_t   txseg;
  58     bus_dma_segment_t   rxseg;
  59     int                 ntxsegs, nrxsegs;
  60
  61     uint32_t            sc_unit;
  62     uint32_t            sc_intr;
  63
  64     int32_t             sc_state;
  65 #define IAVC_DOWN       0
  66 #define IAVC_POLL       1
  67 #define IAVC_INIT       2
  68 #define IAVC_UP         3
  69     uint32_t            sc_blocked;
  70     uint32_t            sc_dma;
  71     uint32_t            sc_t1;
  72
  73     u_int32_t           sc_csr;
  74
  75     void *              sc_sendbuf;
  76     void *              sc_recvbuf;
  77
  78     u_int32_t           sc_recv1;
  79
  80     struct ifqueue      sc_txq;
  81 } iavc_softc_t;
  82
  83 /*
  84 //  {b1,b1dma,t1}_{detect,reset}
  85 //      Routines to detect and manage the specific type of card.
  86 */
  87
  88 int      iavc_b1_detect(iavc_softc_t *sc);
  89 void     iavc_b1_disable_irq(iavc_softc_t *sc);
  90 void     iavc_b1_reset(iavc_softc_t *sc);
  91
  92 int      iavc_b1dma_detect(iavc_softc_t *sc);
  93 void     iavc_b1dma_reset(iavc_softc_t *sc);
  94
  95 int      iavc_t1_detect(iavc_softc_t *sc);
  96 void     iavc_t1_disable_irq(iavc_softc_t *sc);
  97 void     iavc_t1_reset(iavc_softc_t *sc);
  98
  99
 100 /*
 101 //  iavc_handle_intr
 102 //      Interrupt handler, called by the bus specific interrupt routine
 103 //      in iavc_<bustype>.c module.
 104 //
 105 //  iavc_load
 106 //      CAPI callback. Resets device and loads firmware.
 107 //
 108 //  iavc_register
 109 //      CAPI callback. Registers an application id.
 110 //
 111 //  iavc_release
 112 //      CAPI callback. Releases an application id.
 113 //
 114 //  iavc_send
 115 //      CAPI callback. Sends a CAPI message. A B3_DATA_REQ message has
 116 //      m_next point to a data mbuf.
 117 */
 118
 119 int iavc_handle_intr(iavc_softc_t *);
 120 int iavc_load(capi_softc_t *, int, u_int8_t *);
 121 int iavc_register(capi_softc_t *, int, int);
 122 int iavc_release(capi_softc_t *, int);
 123 int iavc_send(capi_softc_t *, struct mbuf *);
 124
 125 #ifdef notyet
 126 extern void b1isa_setup_irq(struct iavc_softc *sc);
 127 #endif