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2e899e8a02
<machine/wtio.h>, so mt(1) can print them, . cosmetics: put the return type and the function name onto different lines.
117 lines
5.3 KiB
C
117 lines
5.3 KiB
C
/*
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* Streamer tape driver for 386bsd and FreeBSD.
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* Supports Archive and Wangtek compatible QIC-02/QIC-36 boards.
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*
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* Copyright (C) 1993 by:
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* Sergey Ryzhkov <sir@kiae.su>
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* Serge Vakulenko <vak@zebub.msk.su>
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*
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* This software is distributed with NO WARRANTIES, not even the implied
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* warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Authors grant any other persons or organizations permission to use
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* or modify this software as long as this message is kept with the software,
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* all derivative works or modified versions.
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*
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* This driver is derived from the old 386bsd Wangtek streamer tape driver,
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* made by Robert Baron at CMU, based on Intel sources.
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* Authors thank Robert Baron, CMU and Intel and retain here
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* the original CMU copyright notice.
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*
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* Version 1.3, Thu Nov 11 12:09:13 MSK 1993
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* $Id: wtreg.h,v 1.7 1996/01/30 22:56:14 mpp Exp $
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*
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*/
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/*
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* Copyright (c) 1989 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Authors: Robert Baron
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/* internal QIC-02 commands */
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#define QIC_ERASE 0x22 /* erase the tape */
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#define QIC_RETENS 0x24 /* retension the tape */
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#define QIC_RDDATA 0x80 /* read data */
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#define QIC_READFM 0xa0 /* read file mark */
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#define QIC_WRTDATA 0x40 /* write data */
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#define QIC_WRITEFM 0x60 /* write file mark */
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#define QIC_RDSTAT 0xc0 /* read status command */
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#define QIC_REWIND 0x21 /* rewind command (position+bot) */
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#define QIC_FMT11 0x26 /* set format QIC-11 */
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#define QIC_FMT24 0x27 /* set format QIC-24 */
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#define QIC_FMT120 0x28 /* set format QIC-120 */
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#define QIC_FMT150 0x29 /* set format QIC-150 */
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#define QIC_FMT300 0x2a /* set format QIC-300/QIC-2100 */
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#define QIC_FMT600 0x2b /* set format QIC-600/QIC-2200 */
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/* tape driver flags */
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#define TPINUSE 0x0001 /* tape is already open */
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#define TPREAD 0x0002 /* tape is only open for reading */
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#define TPWRITE 0x0004 /* tape is only open for writing */
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#define TPSTART 0x0008 /* tape must be rewound and reset */
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#define TPRMARK 0x0010 /* read file mark command outstanding */
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#define TPWMARK 0x0020 /* write file mark command outstanding */
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#define TPREW 0x0040 /* rewind command outstanding */
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#define TPEXCEP 0x0080 /* i/o exception flag */
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#define TPVOL 0x0100 /* read file mark or hit end of tape */
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#define TPWO 0x0200 /* write command outstanding */
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#define TPRO 0x0400 /* read command outstanding */
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#define TPWANY 0x0800 /* write command requested */
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#define TPRANY 0x1000 /* read command requested */
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#define TPWP 0x2000 /* write protect error seen */
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#define TPTIMER 0x4000 /* timer() is active */
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#define TPACTIVE 0x8000 /* dma i/o active */
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/* controller error register bits */
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#define TP_FIL 0x0001 /* File mark detected */
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#define TP_BNL 0x0002 /* Block not located */
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#define TP_UDA 0x0004 /* Unrecoverable data error */
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#define TP_EOM 0x0008 /* End of media */
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#define TP_WRP 0x0010 /* Write protected cartridge */
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#define TP_USL 0x0020 /* Unselected drive */
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#define TP_CNI 0x0040 /* Cartridge not in place */
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#define TP_ST0 0x0080 /* Status byte 0 bits */
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#define TP_ST0MASK 0x00ff /* Status byte 0 mask */
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#define TP_POR 0x0100 /* Power on/reset occurred */
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#define TP_ERM 0x0200 /* Reserved for end of recorded media */
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#define TP_BPE 0x0400 /* Reserved for bus parity error */
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#define TP_BOM 0x0800 /* Beginning of media */
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#define TP_MBD 0x1000 /* Marginal block detected */
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#define TP_NDT 0x2000 /* No data detected */
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#define TP_ILL 0x4000 /* Illegal command - should not happen! */
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#define TP_ST1 0x8000 /* Status byte 1 bits */
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#define TP_ST1MASK 0xff00 /* Status byte 1 mask */
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/* device minor number */
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#define WT_BSIZE 0100 /* long block flag */
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#define WT_DENSEL 0070 /* density select mask */
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#define WT_DENSDFLT 0000 /* default density */
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#define WT_QIC11 0010 /* 11 megabytes? */
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#define WT_QIC24 0020 /* 60 megabytes */
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#define WT_QIC120 0030 /* 120 megabytes */
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#define WT_QIC150 0040 /* 150 megabytes */
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#define WT_QIC300 0050 /* 300 megabytes? */
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#define WT_QIC600 0060 /* 600 megabytes? */
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