41378a47c0
intent for the value of the C_REL constant was 0xc0. Testing has turned up no adverse effect on tape or disk devices, and in fact this change apparently makes my 9145 tape work as expected. (!) Closes PRs 1874 and 1971.
180 lines
4.7 KiB
C
180 lines
4.7 KiB
C
/* $NetBSD: ctreg.h,v 1.6 1996/02/09 18:00:35 scottr Exp $ */
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/*
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* Copyright (c) 1982, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)ctreg.h 8.1 (Berkeley) 6/10/93
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*/
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struct ct_iocmd {
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char unit;
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char saddr;
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short addr0;
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long addr;
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char nop2;
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char slen;
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long len;
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char nop3;
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char cmd;
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};
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struct ct_rscmd {
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char unit;
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char cmd;
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};
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struct ct_stat {
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char c_vu;
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char c_pend;
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short c_ref;
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short c_fef;
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short c_aef;
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short c_ief;
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short c_blk0;
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long c_blk;
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char c_pad[4];
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};
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struct ct_ssmcmd {
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char unit;
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char cmd;
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short refm;
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short fefm;
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short aefm;
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short iefm;
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};
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struct ct_srcmd {
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char unit;
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char nop;
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char cmd;
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char param;
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};
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struct ct_soptcmd {
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char unit;
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char nop;
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char cmd;
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char opt;
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};
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struct ct_ulcmd {
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char unit;
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char cmd;
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};
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struct ct_wfmcmd {
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char unit;
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char cmd;
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};
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struct ct_clearcmd {
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char unit;
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char cmd;
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};
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struct ct_describe {
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u_int d_iuw:16, /* controller: installed unit word */
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d_cmaxxfr:16, /* controller: max transfer rate (Kb) */
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d_ctype:8, /* controller: controller type */
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d_utype:8, /* unit: unit type */
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d_name:24, /* unit: name (6 BCD digits) */
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d_sectsize:16, /* unit: # of bytes per block (sector) */
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d_blkbuf:8, /* unit: # of blocks which can be buffered */
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d_burstsize:8, /* unit: recommended burst size */
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d_blocktime:16, /* unit: block time (u-sec) */
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d_uavexfr:16, /* unit: average transfer rate (Kb) */
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d_retry:16, /* unit: optimal retry time (1/100-sec) */
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d_access:16, /* unit: access time param (1/100-sec) */
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d_maxint:8, /* unit: maximum interleave */
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d_fvbyte:8, /* unit: fixed volume byte */
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d_rvbyte:8, /* unit: removeable volume byte */
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d_maxcyl:24, /* volume: maximum cylinder */
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d_maxhead:8, /* volume: maximum head */
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d_maxsect:16, /* volume: maximum sector on track */
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d_maxvsecth:16, /* volume: maximum sector on volume (MSW) */
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d_maxvsectl:32, /* volume: maximum sector on volume (LSWs) */
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d_interleave:8; /* volume: current interleave */
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};
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#define CT7946ID 0x220
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#define CT9145ID 0x268
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#define CT9144ID 0x260
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#define CT9144 0
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#define CT7912PID 0x209
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#define CT7914PID 0x20B
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#define CT88140 1
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/* convert bytes to 1k tape block and back */
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#define CTBTOK(x) ((x) >> 10)
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#define CTKTOB(x) ((x) << 10)
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#define CTCTLR 15
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#define REF_MASK 0x0
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#define FEF_MASK 0x0
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#define AEF_MASK 0x0
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#define IEF_MASK 0xF970
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#define FEF_PF 0x0002
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#define FEF_REXMT 0x0001
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#define AEF_EOF 0x0010
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#define AEF_EOV 0x0008
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#define C_READ 0x00
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#define C_WRITE 0x02
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#define C_CLEAR 0x08
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#define C_STATUS 0x0d
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#define C_SADDR 0x10
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#define C_SLEN 0x18
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#define C_SUNIT(x) (0x20 | (x))
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#define C_SVOL(x) (0x40 | (x))
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#define C_NOP 0x34
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#define C_DESC 0x35
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#define C_SOPT 0x38
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#define C_SREL 0x3b
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#define C_SSM 0x3e
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#define C_WFM 0x49
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#define C_UNLOAD 0x4a
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#define C_REL 0xc0
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#define C_CMD 0x05
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#define C_EXEC 0x0e
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#define C_QSTAT 0x10
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#define C_TCMD 0x12
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#define C_CC 1
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#define C_SKSPAR 2
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#define C_OPT 4
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#define C_SPAR 4
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#define C_IMRPT 8
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