1 /* $NetBSD: eisa_machdep.h,v 1.9 2007/10/17 19:52:58 garbled 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 /* 31 * Types provided to machine-independent EISA code. 32 */ 33 typedef struct alpha_eisa_chipset *eisa_chipset_tag_t; 34 typedef int eisa_intr_handle_t; 35 36 struct alpha_eisa_chipset { 37 void *ec_v; 38 39 void (*ec_attach_hook)(struct device *, struct device *, 40 struct eisabus_attach_args *); 41 int (*ec_maxslots)(void *); 42 int (*ec_intr_map)(void *, u_int, eisa_intr_handle_t *); 43 const char *(*ec_intr_string)(void *, eisa_intr_handle_t); 44 const struct evcnt *(*ec_intr_evcnt)(void *, eisa_intr_handle_t); 45 void *(*ec_intr_establish)(void *, eisa_intr_handle_t, 46 int, int, int (*)(void *), void *); 47 void (*ec_intr_disestablish)(void *, void *); 48 }; 49 50 /* 51 * Functions provided to machine-independent EISA code. 52 */ 53 #define eisa_attach_hook(p, s, a) \ 54 (*(a)->eba_ec->ec_attach_hook)((p), (s), (a)) 55 #define eisa_maxslots(c) \ 56 (*(c)->ec_maxslots)((c)->ec_v) 57 #define eisa_intr_map(c, i, hp) \ 58 (*(c)->ec_intr_map)((c)->ec_v, (i), (hp)) 59 #define eisa_intr_string(c, h) \ 60 (*(c)->ec_intr_string)((c)->ec_v, (h)) 61 #define eisa_intr_evcnt(c, h) \ 62 (*(c)->ec_intr_evcnt)((c)->ec_v, (h)) 63 #define eisa_intr_establish(c, h, t, l, f, a) \ 64 (*(c)->ec_intr_establish)((c)->ec_v, (h), (t), (l), (f), (a)) 65 #define eisa_intr_disestablish(c, h) \ 66 (*(c)->ec_intr_disestablish)((c)->ec_v, (h)) 67 68 int eisa_conf_read_mem(eisa_chipset_tag_t, int, int, int, 69 struct eisa_cfg_mem *); 70 int eisa_conf_read_irq(eisa_chipset_tag_t, int, int, int, 71 struct eisa_cfg_irq *); 72 int eisa_conf_read_dma(eisa_chipset_tag_t, int, int, int, 73 struct eisa_cfg_dma *); 74 int eisa_conf_read_io(eisa_chipset_tag_t, int, int, int, 75 struct eisa_cfg_io *); 76 77 /* 78 * Internal functions, NOT TO BE USED BY MACHINE-INDEPENDENT CODE! 79 */ 80 81 void eisa_init(eisa_chipset_tag_t); 82 83 extern bus_size_t eisa_config_stride; 84 extern paddr_t eisa_config_addr; 85