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/*-
* Copyright (c) 1999 Doug Rabson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/isa/isa_common.h 221526 2011-05-06 13:48:53Z jhb $
*/
/*
* Parts of the ISA bus implementation common to all architectures.
*
* Drivers must not depend on information in this file as it can change
* without notice.
*/
/*
* PNP configurations are kept in a tailq.
*/
TAILQ_HEAD(isa_config_list, isa_config_entry);
struct isa_config_entry {
TAILQ_ENTRY(isa_config_entry) ice_link;
int ice_priority;
struct isa_config ice_config;
};
/*
* The structure used to attach devices to the isa bus.
*/
struct isa_device {
struct resource_list id_resources;
uint32_t id_vendorid; /* pnp vendor id */
uint32_t id_serial; /* pnp serial */
uint32_t id_logicalid; /* pnp logical device id */
uint32_t id_compatid; /* pnp compat device id */
struct isa_config_list id_configs; /* pnp config alternatives */
isa_config_cb *id_config_cb; /* callback function */
void *id_config_arg; /* callback argument */
int id_config_attr; /* pnp config attributes */
int id_pnpbios_handle; /* pnp handle, if any */
int id_pnp_csn; /* pnp Card Number */
int id_pnp_ldn; /* pnp Logical device on card */
int id_order;
};
#define DEVTOISA(dev) ((struct isa_device *) device_get_ivars(dev))
/*
* These functions are architecture dependant.
*/
extern void isa_init(device_t dev);
extern struct resource *isa_alloc_resource(device_t bus, device_t child,
int type, int *rid, u_long start, u_long end, u_long count, u_int flags);
extern int isa_release_resource(device_t bus, device_t child,
int type, int rid, struct resource *r);
extern driver_t isa_driver;
extern devclass_t isa_devclass;