1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: @(#)isa_device.h 7.1 (Berkeley) 5/9/91 34 * $FreeBSD: src/sys/i386/isa/isa_device.h,v 1.68 2000/01/29 18:01:10 peter Exp $ 35 */ 36 37 #ifndef _BUS_ISA_ARCH_ISA_DEVICE_H_ 38 #define _BUS_ISA_ARCH_ISA_DEVICE_H_ 39 40 #ifndef _SYS_INTERRUPT_H_ 41 #include <sys/interrupt.h> 42 #endif 43 44 /* 45 * ISA Bus Autoconfiguration 46 */ 47 48 /* 49 * Per device structure. 50 */ 51 struct isa_device { 52 int id_id; /* device id */ 53 struct isa_driver *id_driver; 54 int id_iobase; /* base i/o address */ 55 int id_iosize; /* base i/o length */ 56 u_int id_irq; /* interrupt request */ 57 int id_drq; /* DMA request */ 58 caddr_t id_maddr; /* physical i/o memory address on bus (if any)*/ 59 int id_msize; /* size of i/o memory */ 60 inthand2_t *id_intr; 61 int id_unit; /* unit number */ 62 int id_flags; /* flags */ 63 int id_enabled; /* is device enabled */ 64 struct isa_device *id_next; /* used in isa_devlist in userconfig() */ 65 struct device *id_device; /* new-bus wrapper device */ 66 }; 67 68 /* 69 * Per-driver structure. 70 * 71 * Each device driver defines entries for a set of routines 72 * as well as an array of types which are acceptable to it. 73 * These are used at boot time by the configuration program. 74 */ 75 struct isa_driver { 76 int (*probe) (struct isa_device *idp); 77 /* test whether device is present */ 78 int (*attach) (struct isa_device *idp); 79 /* setup driver for a device */ 80 char *name; /* device name */ 81 int sensitive_hw; /* true if other probes confuse us */ 82 }; 83 84 #ifdef _KERNEL 85 int isa_compat_nextid (void); 86 #endif 87 88 #endif /* !_BUS_ISA_ARCH_ISA_DEVICE_H_ */ 89