sys/dev/isa/esp_isavar.h

   1 /*      $NetBSD: esp_isavar.h,v 1.4 2005/12/11 12:22:02 christos Exp $  */
   2
   3 /*
   4  * Copyright (c) 1997 Allen Briggs.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  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 Peter Galbavy.
  18  * 4. The name of the author may not be used to endorse or promote products
  19  *    derived from this software without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 /*
  34  * Copyright (c) 1997 Eric S. Hvozda (hvozda@netcom.com)
  35  * All rights reserved.
  36  *
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions
  39  * are met:
  40  * 1. Redistributions of source code must retain the above copyright
  41  *    notice, this list of conditions and the following disclaimer.
  42  * 2. Redistributions in binary form must reproduce the above copyright
  43  *    notice, this list of conditions and the following disclaimer in the
  44  *    documentation and/or other materials provided with the distribution.
  45  * 3. All advertising materials mentioning features or use of this software
  46  *    must display the following acknowledgement:
  47  *      This product includes software developed by Eric S. Hvozda.
  48  * 4. The name of Eric S. Hvozda may not be used to endorse or promote products
  49  *    derived from this software without specific prior written permission.
  50  *
  51  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  52  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  53  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  54  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  55  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  56  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  57  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  58  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  59  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  60  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  61  */
  62
  63 struct esp_isa_softc {
  64         struct ncr53c9x_softc   sc_ncr53c9x;    /* glue to MI code */
  65
  66         int             sc_active;              /* Pseudo-DMA state vars */
  67         int             sc_tc;
  68         int             sc_datain;
  69         size_t          sc_dmasize;
  70         size_t          sc_dmatrans;
  71         uint8_t         **sc_dmaaddr;
  72         size_t          *sc_pdmalen;
  73
  74         bus_space_tag_t sc_iot;
  75         bus_space_handle_t sc_ioh;
  76         void *sc_ih;
  77         int sc_irq;
  78         int sc_drq;
  79
  80 #ifdef ESP_DEBUG
  81         int sc_debug;
  82 #endif
  83 };
  84
  85 struct esp_isa_probe_data {
  86         int sc_irq;
  87         int sc_isncr;
  88         int sc_rev;
  89         int sc_isfast;
  90         int sc_msize;
  91         int sc_parity;
  92         int sc_sync;
  93         int sc_id;
  94         uint8_t sc_cfg4, sc_cfg5;
  95 };
  96
  97 #define ESP_ISA_IOSIZE  16
  98
  99 int     esp_isa_find(bus_space_tag_t, bus_space_handle_t,
 100             struct esp_isa_probe_data *);
 101 void    esp_isa_init(struct esp_isa_softc *, struct esp_isa_probe_data *);
 102
 103 #ifdef ESP_DEBUG
 104 extern int esp_isa_debug;
 105
 106 #define ESP_SHOWTRAC    0x01
 107 #define ESP_SHOWREGS    0x02
 108 #define ESP_SHOWMISC    0x04
 109
 110 #define ESP_TRACE(str)  \
 111         do {if (esp_isa_debug & ESP_SHOWTRAC) printf str;} while (0)
 112 #define ESP_REGS(str)  \
 113         do {if (esp_isa_debug & ESP_SHOWREGS) printf str;} while (0)
 114 #define ESP_MISC(str)  \
 115         do {if (esp_isa_debug & ESP_SHOWMISC) printf str;} while (0)
 116 #else
 117 #define ESP_TRACE(str)
 118 #define ESP_REGS(str)
 119 #define ESP_MISC(str)
 120 #endif