isa_common.h revision 82863
147398Sdfr/*- 247398Sdfr * Copyright (c) 1999 Doug Rabson 347398Sdfr * All rights reserved. 447398Sdfr * 547398Sdfr * Redistribution and use in source and binary forms, with or without 647398Sdfr * modification, are permitted provided that the following conditions 747398Sdfr * are met: 847398Sdfr * 1. Redistributions of source code must retain the above copyright 947398Sdfr * notice, this list of conditions and the following disclaimer. 1047398Sdfr * 2. Redistributions in binary form must reproduce the above copyright 1147398Sdfr * notice, this list of conditions and the following disclaimer in the 1247398Sdfr * documentation and/or other materials provided with the distribution. 1347398Sdfr * 1447398Sdfr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1547398Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1647398Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1747398Sdfr * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1847398Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1947398Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2047398Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2147398Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2247398Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2347398Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2447398Sdfr * SUCH DAMAGE. 2547398Sdfr * 2650477Speter * $FreeBSD: head/sys/isa/isa_common.h 82863 2001-09-03 09:45:41Z yokota $ 2747398Sdfr */ 2847398Sdfr 2947398Sdfr/* 3047398Sdfr * Parts of the ISA bus implementation common to all architectures. 3147398Sdfr * 3247398Sdfr * Drivers must not depend on information in this file as it can change 3347398Sdfr * without notice. 3447398Sdfr */ 3547398Sdfr 3647398SdfrMALLOC_DECLARE(M_ISADEV); 3747398Sdfr 3847398Sdfr/* 3950769Sdfr * PNP configurations are kept in a tailq. 4050769Sdfr */ 4160938SjakeTAILQ_HEAD(isa_config_list, isa_config_entry); 4250769Sdfrstruct isa_config_entry { 4360938Sjake TAILQ_ENTRY(isa_config_entry) ice_link; 4450769Sdfr int ice_priority; 4550769Sdfr struct isa_config ice_config; 4650769Sdfr}; 4750769Sdfr 4850769Sdfr/* 4947398Sdfr * The structure used to attach devices to the isa bus. 5047398Sdfr */ 5147398Sdfrstruct isa_device { 5247398Sdfr struct resource_list id_resources; 5347613Sdfr u_int32_t id_vendorid; /* pnp vendor id */ 5447613Sdfr u_int32_t id_serial; /* pnp serial */ 5547613Sdfr u_int32_t id_logicalid; /* pnp logical device id */ 5647613Sdfr u_int32_t id_compatid; /* pnp compat device id */ 5750769Sdfr struct isa_config_list id_configs; /* pnp config alternatives */ 5850769Sdfr isa_config_cb *id_config_cb; /* callback function */ 5950769Sdfr void *id_config_arg; /* callback argument */ 6082863Syokota int id_config_attr; /* pnp config attributes */ 6182863Syokota#define ISACFGATTR_CANDISABLE (1 << 0) /* can be disabled */ 6282863Syokota#define ISACFGATTR_DYNAMIC (1 << 1) /* dynamic configuration */ 6347398Sdfr}; 6447398Sdfr 6547398Sdfr#define DEVTOISA(dev) ((struct isa_device *) device_get_ivars(dev)) 6647398Sdfr 6747398Sdfr/* 6847398Sdfr * These functions are architecture dependant. 6947398Sdfr */ 7047398Sdfrextern void isa_init(void); 7147398Sdfrextern struct resource *isa_alloc_resource(device_t bus, device_t child, 7247398Sdfr int type, int *rid, 7347398Sdfr u_long start, u_long end, 7447398Sdfr u_long count, u_int flags); 7547398Sdfrextern int isa_release_resource(device_t bus, device_t child, 7647398Sdfr int type, int rid, 7747398Sdfr struct resource *r); 7847398Sdfr 7947398Sdfr/* XXX alphe declares these elsewhere */ 8047398Sdfr#ifndef __alpha__ 8147398Sdfrextern int isa_setup_intr(device_t bus, device_t child, 8247398Sdfr struct resource *r, int flags, 8347398Sdfr void (*ihand)(void *), void *arg, void **cookiep); 8447398Sdfrextern int isa_teardown_intr(device_t bus, device_t child, 8547398Sdfr struct resource *r, void *cookie); 8647398Sdfr#endif 8747398Sdfr 88