Home | History | Annotate | Line # | Download | only in isa 
      1 /*	$NetBSD: esp_isavar.h,v 1.5 2008/04/13 04:55:53 tsutsui 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 (at) 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
    121