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      1 /*	$NetBSD: ctreg.h,v 1.11 2021/07/05 14:51:23 tsutsui 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 	char	unit;
     36 	char	saddr;
     37 	short	addr0;
     38 	long	addr;
     39 	char	nop2;
     40 	char	slen;
     41 	long	len;
     42 	char	nop3;
     43 	char	cmd;
     44 };
     45 
     46 struct	ct_rscmd {
     47 	char	unit;
     48 	char	cmd;
     49 };
     50 
     51 struct	ct_stat {
     52 	char	c_vu;
     53 	char	c_pend;
     54 	short	c_ref;
     55 	short	c_fef;
     56 	short	c_aef;
     57 	short	c_ief;
     58 	short	c_blk0;
     59 	long	c_blk;
     60 	char	c_pad[4];
     61 };
     62 
     63 struct	ct_ssmcmd {
     64 	char	unit;
     65 	char	cmd;
     66 	short	refm;
     67 	short	fefm;
     68 	short	aefm;
     69 	short	iefm;
     70 };
     71 
     72 struct	ct_srcmd {
     73 	char	unit;
     74 	char	nop;
     75 	char	cmd;
     76 	char	param;
     77 };
     78 
     79 struct	ct_soptcmd {
     80 	char	unit;
     81 	char	nop;
     82 	char	cmd;
     83 	char	opt;
     84 };
     85 
     86 struct	ct_ulcmd {
     87 	char	unit;
     88 	char	cmd;
     89 };
     90 
     91 struct	ct_wfmcmd {
     92 	char	unit;
     93 	char	cmd;
     94 };
     95 
     96 struct	ct_clearcmd {
     97 	char	unit;
     98 	char	cmd;
     99 };
    100 
    101 #define	CT7946ID	0x220
    102 #define CT9145ID	0x268
    103 #define	CT9144ID	0x260
    104 #define	CT9144		0
    105 #define	CT7912PID	0x209
    106 #define	CT7914PID	0x20B
    107 #define	CT88140		1
    108 #define	CT35401ID	0x270
    109 
    110 /* convert bytes to 1k tape block and back */
    111 #define CTBTOK(x)	((x) >> 10)
    112 #define CTKTOB(x)	((x) << 10)
    113 
    114 #define	CTCTLR		15
    115 
    116 #define	REF_MASK	0x0
    117 #define	FEF_MASK	0x0
    118 #define	AEF_MASK	0x0
    119 #define	IEF_MASK	0xF970
    120 
    121 #define	FEF_PF		0x0002
    122 #define	FEF_REXMT	0x0001
    123 #define	AEF_EOF		0x0010
    124 #define	AEF_EOV		0x0008
    125 
    126 #define	C_READ		0x00
    127 #define	C_WRITE		0x02
    128 #define	C_CLEAR		0x08
    129 #define	C_STATUS	0x0d
    130 #define	C_SADDR		0x10
    131 #define	C_SLEN		0x18
    132 #define	C_SUNIT(x)	(0x20 | (x))
    133 #define	C_SVOL(x)	(0x40 | (x))
    134 #define	C_NOP		0x34
    135 #define C_DESC		0x35
    136 #define	C_SOPT		0x38
    137 #define	C_SREL		0x3b
    138 #define	C_SSM		0x3e
    139 #define	C_WFM		0x49
    140 #define	C_UNLOAD	0x4a
    141 #define C_REL		0xc0
    142 
    143 #define	C_CMD		0x05
    144 #define	C_EXEC		0x0e
    145 #define	C_QSTAT		0x10
    146 #define	C_TCMD		0x12
    147 
    148 #define C_CC            1
    149 #define C_SKSPAR        2
    150 #define	C_OPT		4
    151 #define C_SPAR          4
    152 #define C_IMRPT         8
    153