usr/src/sys/i386/isa/wtreg.h

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)wtreg.h     7.1 (Berkeley) %G%
 */

/*
 *
 * Copyright (c) 1989 Carnegie-Mellon University.
 * All rights reserved.
 *
 * Authors: Robert Baron
 *
 * Permission to use, copy, modify and distribute this software and
 * its documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 *
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 *
 * Carnegie Mellon requests users of this software to return to
 *
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 *
 * any improvements or extensions that they make and grant Carnegie the
 * rights to redistribute these changes.
 */

/*
 * HISTORY
 * $Log:        wtreg.h,v $
 * Revision 2.2.1.1  90/01/08  13:29:25  rvb
 *      Add Intel copyright.
 *      [90/01/08            rvb]
 *
 * Revision 2.2  89/09/25  12:33:09  rvb
 *      Driver was provided by Intel 9/18/89.
 *      [89/09/23            rvb]
 *
 */

/*
 *
 *  Copyright 1988, 1989 by Intel Corporation
 *
 */

/*
 *  wtioctl.h
 *   defines ioctl parameters for direct QIC commands
 */

#define WTIOC   ('W'<<8)
#define WTQICMD (WTIOC|0)

/* QIC commands allowed */
#define SELECT  0x01
#define REWIND  0x21
#define ERASE   0x22
#define RETENS  0x24