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      1 /*	$NetBSD: ctreg.h,v 1.4 2007/12/25 18:33:37 perry Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982, 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)ctreg.h	8.1 (Berkeley) 6/10/93
     32  */
     33 
     34 struct	ct_iocmd {
     35 	u_int8_t	unit;		/* punit */
     36 	u_int8_t	saddr;		/* CS80CMD_SADDR */
     37 	u_int16_t	addr0;		/* always 0 */
     38 	u_int32_t	addr;		/* blkno */
     39 	u_int8_t	nop2;		/* CS80CMD_NOP */
     40 	u_int8_t	slen;		/* CS80CMD_SLEN */
     41 	u_int32_t	len;		/* 0 (for rewind) /resid */
     42 	u_int8_t	nop3;		/* CS80CMD_NOP */
     43 	u_int8_t	cmd;		/* CS80CMD_READ/CS80CMD_WRITE */
     44 } __packed;
     45 
     46 struct	ct_rscmd {
     47 	u_int8_t	unit;
     48 	u_int8_t	cmd;
     49 } __packed;
     50 
     51 struct	ct_ulcmd {
     52 	u_int8_t	unit;
     53 	u_int8_t	cmd;
     54 } __packed;
     55 
     56 struct	ct_wfmcmd {
     57 	u_int8_t	unit;
     58 	u_int8_t	cmd;
     59 } __packed;
     60 
     61 #define	CT7946ID	0x220
     62 #define CT9145ID	0x268
     63 #define	CT9144ID	0x260
     64 #define	CT9144		0
     65 #define	CT7912PID	0x209
     66 #define	CT7914PID	0x20B
     67 #define	CT88140		1
     68 #define	CT35401ID	0x270
     69 
     70 /* convert bytes to 1k tape block and back */
     71 #define CTBTOK(x)	((x) >> 10)
     72 #define CTKTOB(x)	((x) << 10)
     73