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

/*
 * Mach Operating System
 * Copyright (c) 1989 Carnegie-Mellon University
 * All rights reserved.  The CMU software License Agreement specifies
 * the terms and conditions for use and redistribution.
 *      @(#)wtreg.h     1.1 (Berkeley) %G%
 */
/*
 * 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