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freebsd/sys/i386/isa/isa_device.h
Garrett Wollman 13c0dce671 Made all header files idempotent and moved incorrect common data from
headers into a related source file.  Also fixed a bug in ed_probe() where
it was possible to fall off the end of the function
1993-11-07 17:44:34 +00:00

79 lines
3.1 KiB
C

/*-
* Copyright (c) 1991 The Regents of the University of California.
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* from: @(#)isa_device.h 7.1 (Berkeley) 5/9/91
* $Id: isa_device.h,v 1.2 1993/10/16 13:45:59 rgrimes Exp $
*/
#ifndef _I386_ISA_ISA_DEVICE_H_
#define _I386_ISA_ISA_DEVICE_H_ 1
/*
* ISA Bus Autoconfiguration
*/
/*
* Per device structure.
*/
struct isa_device {
struct isa_driver *id_driver;
short id_iobase; /* base i/o address */
u_short id_irq; /* interrupt request */
short id_drq; /* DMA request */
caddr_t id_maddr; /* physical i/o memory address on bus (if any)*/
int id_msize; /* size of i/o memory */
int (*id_intr)(); /* interrupt interface routine */
int id_unit; /* unit number */
int id_flags; /* flags */
int id_scsiid; /* scsi id if needed */
int id_alive; /* device is present */
};
/*
* Per-driver structure.
*
* Each device driver defines entries for a set of routines
* as well as an array of types which are acceptable to it.
* These are used at boot time by the configuration program.
*/
struct isa_driver {
int (*probe)(); /* test whether device is present */
int (*attach)(); /* setup driver for a device */
char *name; /* device name */
};
extern struct isa_device isa_devtab_bio[], isa_devtab_tty[], isa_devtab_net[],
isa_devtab_null[];
extern struct isa_device *find_isadev(/* table, driver, unit*/);
#endif /* _I386_ISA_ISA_DEVICE_H_ */