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isa_machdep.h revision 1.11
      1 /*	$NetBSD: isa_machdep.h,v 1.11 2003/05/09 23:51:26 fvdl Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
      9  * NASA Ames Research Center.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. All advertising materials mentioning features or use of this software
     20  *    must display the following acknowledgement:
     21  *	This product includes software developed by the NetBSD
     22  *	Foundation, Inc. and its contributors.
     23  * 4. Neither the name of The NetBSD Foundation nor the names of its
     24  *    contributors may be used to endorse or promote products derived
     25  *    from this software without specific prior written permission.
     26  *
     27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     37  * POSSIBILITY OF SUCH DAMAGE.
     38  */
     39 
     40 /*
     41  * Copyright (c) 1997 Leo Weppelman.  All rights reserved.
     42  *
     43  * Redistribution and use in source and binary forms, with or without
     44  * modification, are permitted provided that the following conditions
     45  * are met:
     46  * 1. Redistributions of source code must retain the above copyright
     47  *    notice, this list of conditions and the following disclaimer.
     48  * 2. Redistributions in binary form must reproduce the above copyright
     49  *    notice, this list of conditions and the following disclaimer in the
     50  *    documentation and/or other materials provided with the distribution.
     51  * 3. All advertising materials mentioning features or use of this software
     52  *    must display the following acknowledgement:
     53  *	This product includes software developed by Leo Weppelman.
     54  * 4. The name of the author may not be used to endorse or promote products
     55  *    derived from this software without specific prior written permission.
     56  *
     57  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     58  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     59  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     60  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     61  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     62  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     63  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     64  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     65  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     66  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     67  */
     68 
     69 #ifndef _ATARI_ISA_MACHDEP_H_
     70 #define _ATARI_ISA_MACHDEP_H_
     71 
     72 #include <machine/bus.h>
     73 #include <dev/isa/isadmavar.h>
     74 #include <atari/atari/intr.h>
     75 
     76 struct atari_isa_chipset {
     77 	struct isa_dma_state ic_dmastate;
     78 };
     79 
     80 typedef struct atari_isa_chipset *isa_chipset_tag_t;
     81 
     82 typedef struct	{
     83 	int		slot;	/* 1/2, determines interrupt line	*/
     84 	int		ipl;	/* ipl requested			*/
     85 	int		(*ifunc)(void *);	/* function to call	*/
     86 	void		*iarg;	/* argument for 'ifunc'			*/
     87 	struct intrhand	*ihand;	/* save this for disestablishing	*/
     88 } isa_intr_info_t;
     89 
     90 /*
     91  * Functions provided to machine-independent ISA code.
     92  */
     93 void	isa_attach_hook(struct device *, struct device *,
     94 	    struct isabus_attach_args *);
     95 int	isa_intr_alloc(isa_chipset_tag_t, int, int, int *);
     96 const struct evcnt *isa_intr_evcnt(isa_chipset_tag_t ic, int irq);
     97 void	*isa_intr_establish(isa_chipset_tag_t ic, int irq, int type,
     98 	    int level, int (*)(void *), void *ih_arg);
     99 void	isa_intr_disestablish(isa_chipset_tag_t ic, void *handler);
    100 
    101 #define	isa_dmainit(ic, bst, dmat, d)					\
    102 	_isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d))
    103 #define	isa_dmacascade(ic, c)						\
    104 	_isa_dmacascade(&(ic)->ic_dmastate, (c))
    105 #define	isa_dmamaxsize(ic, c)						\
    106 	_isa_dmamaxsize(&(ic)->ic_dmastate, (c))
    107 #define	isa_dmamap_create(ic, c, s, f)					\
    108 	_isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f))
    109 #define	isa_dmamap_destroy(ic, c)					\
    110 	_isa_dmamap_destroy(&(ic)->ic_dmastate, (c))
    111 #define	isa_dmastart(ic, c, a, n, p, f, bf)				\
    112 	_isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf))
    113 #define	isa_dmaabort(ic, c)						\
    114 	_isa_dmaabort(&(ic)->ic_dmastate, (c))
    115 #define	isa_dmacount(ic, c)						\
    116 	_isa_dmacount(&(ic)->ic_dmastate, (c))
    117 #define	isa_dmafinished(ic, c)						\
    118 	_isa_dmafinished(&(ic)->ic_dmastate, (c))
    119 #define	isa_dmadone(ic, c)						\
    120 	_isa_dmadone(&(ic)->ic_dmastate, (c))
    121 #define	isa_dmafreeze(ic)						\
    122 	_isa_dmafreeze(&(ic)->ic_dmastate)
    123 #define	isa_dmathaw(ic)							\
    124 	_isa_dmathaw(&(ic)->ic_dmastate)
    125 #define	isa_dmamem_alloc(ic, c, s, ap, f)				\
    126 	_isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f))
    127 #define	isa_dmamem_free(ic, c, a, s)					\
    128 	_isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s))
    129 #define	isa_dmamem_map(ic, c, a, s, kp, f)				\
    130 	_isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f))
    131 #define	isa_dmamem_unmap(ic, c, k, s)					\
    132 	_isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s))
    133 #define	isa_dmamem_mmap(ic, c, a, s, o, p, f)				\
    134 	_isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f))
    135 #define isa_drq_alloc(ic, c)						\
    136 	_isa_drq_alloc(&(ic)->ic_dmastate, c)
    137 #define isa_drq_free(ic, c)						\
    138 	_isa_drq_free(&(ic)->ic_dmastate, c)
    139 #define	isa_drq_isfree(ic, c)						\
    140 	_isa_drq_isfree(&(ic)->ic_dmastate, (c))
    141 #define	isa_malloc(ic, c, s, p, f)					\
    142 	_isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f))
    143 #define	isa_free(a, p)							\
    144 	_isa_free((a), (p))
    145 #define	isa_mappage(m, o, p)						\
    146 	_isa_mappage((m), (o), (p))
    147 
    148 #endif /* _ATARI_ISA_MACHDEP_H_ */
    149