1 /* $OpenBSD: isa_machdep.h,v 1.13 2009/08/22 02:54:50 mk Exp $ */ 2 /* $NetBSD: isa_machdep.h,v 1.3 1996/11/19 04:53:07 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1996 Carnegie-Mellon University. 6 * All rights reserved. 7 * 8 * Author: Chris G. Demetriou 9 * 10 * Permission to use, copy, modify and distribute this software and 11 * its documentation is hereby granted, provided that both the copyright 12 * notice and this permission notice appear in all copies of the 13 * software, derivative works or modified versions, and any portions 14 * thereof, and that both notices appear in supporting documentation. 15 * 16 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 17 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 18 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 19 * 20 * Carnegie Mellon requests users of this software to return to 21 * 22 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 23 * School of Computer Science 24 * Carnegie Mellon University 25 * Pittsburgh PA 15213-3890 26 * 27 * any improvements or extensions that they make and grant Carnegie the 28 * rights to redistribute these changes. 29 */ 30 31 /* 32 * Types provided to machine-independent ISA code. 33 */ 34 typedef struct alpha_isa_chipset *isa_chipset_tag_t; 35 36 struct alpha_isa_chipset { 37 void *ic_v; 38 39 void (*ic_attach_hook)(struct device *, struct device *, 40 struct isabus_attach_args *); 41 void *(*ic_intr_establish)(void *, int, int, int, 42 int (*)(void *), void *, const char *); 43 void (*ic_intr_disestablish)(void *, void *); 44 int (*ic_intr_alloc)(isa_chipset_tag_t *, int, int, int *); 45 }; 46 47 /* 48 * Functions provided to machine-independent ISA code. 49 */ 50 #define isa_attach_hook(p, s, a) \ 51 (*(a)->iba_ic->ic_attach_hook)((p), (s), (a)) 52 #define isa_intr_establish(c, i, t, l, f, a, nm) \ 53 (*(c)->ic_intr_establish)((c)->ic_v, (i), (t), (l), (f), (a), (nm)) 54 #define isa_intr_disestablish(c, h) \ 55 (*(c)->ic_intr_disestablish)((c)->ic_v, (h)) 56 #define isa_intr_alloc(c, m, t, i) \ 57 (*(c)->ic_intr_alloc)((c)->ic_v, (m), (t), (i)) 58 59 #define __NO_ISA_INTR_CHECK 60 61 /* 62 * alpha-specific ISA functions. 63 * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE. 64 */ 65 int isa_display_console(bus_space_tag_t, bus_space_tag_t); 66 67 #ifdef _ALPHA_BUS_DMA_PRIVATE 68 int isadma_bounce_dmamap_create(bus_dma_tag_t, bus_size_t, int, 69 bus_size_t, bus_size_t, int, bus_dmamap_t *); 70 void isadma_bounce_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t); 71 int isadma_bounce_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *, 72 bus_size_t, struct proc *, int); 73 int isadma_bounce_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t, 74 struct mbuf *, int); 75 int isadma_bounce_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t, 76 struct uio *, int); 77 int isadma_bounce_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t, 78 bus_dma_segment_t *, int, bus_size_t, int); 79 void isadma_bounce_dmamap_unload(bus_dma_tag_t, bus_dmamap_t); 80 void isadma_bounce_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, bus_addr_t, 81 bus_size_t, int); 82 int isadma_bounce_dmamem_alloc(bus_dma_tag_t, bus_size_t, bus_size_t, 83 bus_size_t, bus_dma_segment_t *, int, int *, int); 84 #endif /* _ALPHA_BUS_DMA_PRIVATE */ 85