1 /* $NetBSD: isa_machdep.h,v 1.4 2000/02/07 22:07:27 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1996 Carnegie-Mellon University. 5 * All rights reserved. 6 * 7 * Author: Chris G. Demetriou 8 * 9 * Permission to use, copy, modify and distribute this software and 10 * its documentation is hereby granted, provided that both the copyright 11 * notice and this permission notice appear in all copies of the 12 * software, derivative works or modified versions, and any portions 13 * thereof, and that both notices appear in supporting documentation. 14 * 15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 18 * 19 * Carnegie Mellon requests users of this software to return to 20 * 21 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 22 * School of Computer Science 23 * Carnegie Mellon University 24 * Pittsburgh PA 15213-3890 25 * 26 * any improvements or extensions that they make and grant Carnegie the 27 * rights to redistribute these changes. 28 */ 29 30 #include <dev/isa/isadmavar.h> 31 32 /* 33 * Types provided to machine-independent ISA code. 34 */ 35 typedef struct alpha_isa_chipset *isa_chipset_tag_t; 36 37 struct alpha_isa_chipset { 38 void *ic_v; 39 40 struct isa_dma_state ic_dmastate; 41 42 void (*ic_attach_hook) __P((struct device *, struct device *, 43 struct isabus_attach_args *)); 44 void *(*ic_intr_establish) __P((void *, int, int, int, 45 int (*)(void *), void *)); 46 void (*ic_intr_disestablish) __P((void *, void *)); 47 int (*ic_intr_alloc) __P((void *, int, int, int *)); 48 }; 49 50 51 /* 52 * Functions provided to machine-independent ISA code. 53 */ 54 #define isa_attach_hook(p, s, a) \ 55 (*(a)->iba_ic->ic_attach_hook)((p), (s), (a)) 56 #define isa_intr_establish(c, i, t, l, f, a) \ 57 (*(c)->ic_intr_establish)((c)->ic_v, (i), (t), (l), (f), (a)) 58 #define isa_intr_disestablish(c, h) \ 59 (*(c)->ic_intr_disestablish)((c)->ic_v, (h)) 60 #define isa_intr_alloc(c, m, t, i) \ 61 (*(c)->ic_intr_alloc)((c)->ic_v, (m), (t), (i)) 62 63 #define isa_dmainit(ic, bst, dmat, d) \ 64 _isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d)) 65 #define isa_dmacascade(ic, c) \ 66 _isa_dmacascade(&(ic)->ic_dmastate, (c)) 67 #define isa_dmamaxsize(ic, c) \ 68 _isa_dmamaxsize(&(ic)->ic_dmastate, (c)) 69 #define isa_dmamap_create(ic, c, s, f) \ 70 _isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f)) 71 #define isa_dmamap_destroy(ic, c) \ 72 _isa_dmamap_destroy(&(ic)->ic_dmastate, (c)) 73 #define isa_dmastart(ic, c, a, n, p, f, bf) \ 74 _isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf)) 75 #define isa_dmaabort(ic, c) \ 76 _isa_dmaabort(&(ic)->ic_dmastate, (c)) 77 #define isa_dmacount(ic, c) \ 78 _isa_dmacount(&(ic)->ic_dmastate, (c)) 79 #define isa_dmafinished(ic, c) \ 80 _isa_dmafinished(&(ic)->ic_dmastate, (c)) 81 #define isa_dmadone(ic, c) \ 82 _isa_dmadone(&(ic)->ic_dmastate, (c)) 83 #define isa_dmafreeze(ic) \ 84 _isa_dmafreeze(&(ic)->ic_dmastate) 85 #define isa_dmathaw(ic) \ 86 _isa_dmathaw(&(ic)->ic_dmastate) 87 #define isa_dmamem_alloc(ic, c, s, ap, f) \ 88 _isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f)) 89 #define isa_dmamem_free(ic, c, a, s) \ 90 _isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s)) 91 #define isa_dmamem_map(ic, c, a, s, kp, f) \ 92 _isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f)) 93 #define isa_dmamem_unmap(ic, c, k, s) \ 94 _isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s)) 95 #define isa_dmamem_mmap(ic, c, a, s, o, p, f) \ 96 _isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f)) 97 #define isa_drq_isfree(ic, c) \ 98 _isa_drq_isfree(&(ic)->ic_dmastate, (c)) 99 #define isa_malloc(ic, c, s, p, f) \ 100 _isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f)) 101 #define isa_free(a, p) \ 102 _isa_free((a), (p)) 103 #define isa_mappage(m, o, p) \ 104 _isa_mappage((m), (o), (p)) 105 106 /* 107 * alpha-specific ISA functions. 108 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 109 */ 110 int isa_display_console __P((bus_space_tag_t, bus_space_tag_t)); 111 112 void isabeep __P((int, int)); 113