1 /* $NetBSD: ioasicvar.h,v 1.2 1996/03/17 21:37:45 jonathan Exp $ */ 2 3 /* 4 * Copyright (c) 1995 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 * IOASIC subdevice attachment information. 32 */ 33 34 /* Attachment arguments. */ 35 struct ioasicdev_attach_args { 36 char iada_modname[TC_ROM_LLEN]; 37 tc_offset_t iada_offset; 38 tc_addr_t iada_addr; 39 void *iada_cookie; 40 }; 41 42 /* Device locators. */ 43 #define ioasiccf_offset cf_loc[0] /* offset */ 44 45 #define IOASIC_OFFSET_UNKNOWN -1 46 47 /* 48 * The IOASIC (bus) cfdriver, so that subdevices can more 49 * easily tell what bus they're on. 50 */ 51 extern struct cfdriver ioasic_cd; 52 53 54 /* 55 * XXX Some drivers need direct access to IOASIC registers. 56 */ 57 extern tc_addr_t ioasic_base; 58 59 60 /* 61 * Interrupt establishment/disestablishment functions 62 */ 63 void ioasic_intr_establish __P((struct device *, void *, tc_intrlevel_t, 64 int (*)(void *), void *)); 65 void ioasic_intr_disestablish __P((struct device *, void *)); 66 67 68 /* 69 * Miscellaneous helper functions. 70 */ 71 int ioasic_submatch __P((struct cfdata *, struct ioasicdev_attach_args *)); 72 char *ioasic_lance_ether_address __P((void)); 73 void ioasic_lance_dma_setup __P((void *)); 74