isa_machdep.h revision 1.12
1 /* $NetBSD: isa_machdep.h,v 1.12 2008/04/28 20:23:15 martin 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 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Copyright (c) 1997 Leo Weppelman. All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by Leo Weppelman. 47 * 4. The name of the author may not be used to endorse or promote products 48 * derived from this software without specific prior written permission. 49 * 50 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 51 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 52 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 53 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 54 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 55 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 56 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 57 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 58 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 59 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 60 */ 61 62 #ifndef _ATARI_ISA_MACHDEP_H_ 63 #define _ATARI_ISA_MACHDEP_H_ 64 65 #include <machine/bus.h> 66 #include <dev/isa/isadmavar.h> 67 #include <atari/atari/intr.h> 68 69 struct atari_isa_chipset { 70 struct isa_dma_state ic_dmastate; 71 }; 72 73 typedef struct atari_isa_chipset *isa_chipset_tag_t; 74 75 typedef struct { 76 int slot; /* 1/2, determines interrupt line */ 77 int ipl; /* ipl requested */ 78 int (*ifunc)(void *); /* function to call */ 79 void *iarg; /* argument for 'ifunc' */ 80 struct intrhand *ihand; /* save this for disestablishing */ 81 } isa_intr_info_t; 82 83 /* 84 * Functions provided to machine-independent ISA code. 85 */ 86 void isa_attach_hook(struct device *, struct device *, 87 struct isabus_attach_args *); 88 int isa_intr_alloc(isa_chipset_tag_t, int, int, int *); 89 const struct evcnt *isa_intr_evcnt(isa_chipset_tag_t ic, int irq); 90 void *isa_intr_establish(isa_chipset_tag_t ic, int irq, int type, 91 int level, int (*)(void *), void *ih_arg); 92 void isa_intr_disestablish(isa_chipset_tag_t ic, void *handler); 93 94 #define isa_dmainit(ic, bst, dmat, d) \ 95 _isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d)) 96 #define isa_dmacascade(ic, c) \ 97 _isa_dmacascade(&(ic)->ic_dmastate, (c)) 98 #define isa_dmamaxsize(ic, c) \ 99 _isa_dmamaxsize(&(ic)->ic_dmastate, (c)) 100 #define isa_dmamap_create(ic, c, s, f) \ 101 _isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f)) 102 #define isa_dmamap_destroy(ic, c) \ 103 _isa_dmamap_destroy(&(ic)->ic_dmastate, (c)) 104 #define isa_dmastart(ic, c, a, n, p, f, bf) \ 105 _isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf)) 106 #define isa_dmaabort(ic, c) \ 107 _isa_dmaabort(&(ic)->ic_dmastate, (c)) 108 #define isa_dmacount(ic, c) \ 109 _isa_dmacount(&(ic)->ic_dmastate, (c)) 110 #define isa_dmafinished(ic, c) \ 111 _isa_dmafinished(&(ic)->ic_dmastate, (c)) 112 #define isa_dmadone(ic, c) \ 113 _isa_dmadone(&(ic)->ic_dmastate, (c)) 114 #define isa_dmafreeze(ic) \ 115 _isa_dmafreeze(&(ic)->ic_dmastate) 116 #define isa_dmathaw(ic) \ 117 _isa_dmathaw(&(ic)->ic_dmastate) 118 #define isa_dmamem_alloc(ic, c, s, ap, f) \ 119 _isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f)) 120 #define isa_dmamem_free(ic, c, a, s) \ 121 _isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s)) 122 #define isa_dmamem_map(ic, c, a, s, kp, f) \ 123 _isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f)) 124 #define isa_dmamem_unmap(ic, c, k, s) \ 125 _isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s)) 126 #define isa_dmamem_mmap(ic, c, a, s, o, p, f) \ 127 _isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f)) 128 #define isa_drq_alloc(ic, c) \ 129 _isa_drq_alloc(&(ic)->ic_dmastate, c) 130 #define isa_drq_free(ic, c) \ 131 _isa_drq_free(&(ic)->ic_dmastate, c) 132 #define isa_drq_isfree(ic, c) \ 133 _isa_drq_isfree(&(ic)->ic_dmastate, (c)) 134 #define isa_malloc(ic, c, s, p, f) \ 135 _isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f)) 136 #define isa_free(a, p) \ 137 _isa_free((a), (p)) 138 #define isa_mappage(m, o, p) \ 139 _isa_mappage((m), (o), (p)) 140 141 #endif /* _ATARI_ISA_MACHDEP_H_ */ 142
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