126 lines
5.6 KiB
C
126 lines
5.6 KiB
C
/* $NetBSD: wtreg.h,v 1.5 1994/10/27 04:18:33 cgd Exp $ */
|
|
|
|
/*
|
|
* Streamer tape driver.
|
|
* Supports Archive and Wangtek compatible QIC-02/QIC-36 boards.
|
|
*
|
|
* Copyright (C) 1993 by:
|
|
* Sergey Ryzhkov <sir@kiae.su>
|
|
* Serge Vakulenko <vak@zebub.msk.su>
|
|
*
|
|
* This software is distributed with NO WARRANTIES, not even the implied
|
|
* warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
*
|
|
* Authors grant any other persons or organisations permission to use
|
|
* or modify this software as long as this message is kept with the software,
|
|
* all derivative works or modified versions.
|
|
*
|
|
* This driver is derived from the old 386bsd Wangtek streamer tape driver,
|
|
* made by Robert Baron at CMU, based on Intel sources.
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 1989 Carnegie-Mellon University.
|
|
* All rights reserved.
|
|
*
|
|
* Authors: Robert Baron
|
|
*
|
|
* Permission to use, copy, modify and distribute this software and
|
|
* its documentation is hereby granted, provided that both the copyright
|
|
* notice and this permission notice appear in all copies of the
|
|
* software, derivative works or modified versions, and any portions
|
|
* thereof, and that both notices appear in supporting documentation.
|
|
*
|
|
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
|
|
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
|
|
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
|
|
*
|
|
* Carnegie Mellon requests users of this software to return to
|
|
*
|
|
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
|
|
* School of Computer Science
|
|
* Carnegie Mellon University
|
|
* Pittsburgh PA 15213-3890
|
|
*
|
|
* any improvements or extensions that they make and grant Carnegie the
|
|
* rights to redistribute these changes.
|
|
*/
|
|
|
|
/*
|
|
* Copyright 1988, 1989 by Intel Corporation
|
|
*/
|
|
|
|
/* ioctl for direct QIC commands */
|
|
#define WTQICMD _IO('W', 0)
|
|
|
|
/* QIC-02 commands allowed for WTQICMD */
|
|
#define QIC_ERASE 0x22 /* erase the tape */
|
|
#define QIC_RETENS 0x24 /* retension the tape */
|
|
|
|
/* internal QIC-02 commands */
|
|
#define QIC_RDDATA 0x80 /* read data */
|
|
#define QIC_READFM 0xa0 /* read file mark */
|
|
#define QIC_WRTDATA 0x40 /* write data */
|
|
#define QIC_WRITEFM 0x60 /* write file mark */
|
|
#define QIC_RDSTAT 0xc0 /* read status command */
|
|
#define QIC_REWIND 0x21 /* rewind command (position+bot) */
|
|
#define QIC_FMT11 0x26 /* set format QIC-11 */
|
|
#define QIC_FMT24 0x27 /* set format QIC-24 */
|
|
#define QIC_FMT120 0x28 /* set format QIC-120 */
|
|
#define QIC_FMT150 0x29 /* set format QIC-150 */
|
|
#define QIC_FMT300 0x2a /* set format QIC-300/QIC-2100 */
|
|
#define QIC_FMT600 0x2b /* set format QIC-600/QIC-2200 */
|
|
|
|
/* tape driver flags */
|
|
#define TPINUSE 0x0001 /* tape is already open */
|
|
#define TPREAD 0x0002 /* tape is only open for reading */
|
|
#define TPWRITE 0x0004 /* tape is only open for writing */
|
|
#define TPSTART 0x0008 /* tape must be rewound and reset */
|
|
#define TPRMARK 0x0010 /* read file mark command outstanding */
|
|
#define TPWMARK 0x0020 /* write file mark command outstanding */
|
|
#define TPREW 0x0040 /* rewind command outstanding */
|
|
#define TPEXCEP 0x0080 /* i/o exception flag */
|
|
#define TPVOL 0x0100 /* read file mark or hit end of tape */
|
|
#define TPWO 0x0200 /* write command outstanding */
|
|
#define TPRO 0x0400 /* read command outstanding */
|
|
#define TPWANY 0x0800 /* write command requested */
|
|
#define TPRANY 0x1000 /* read command requested */
|
|
#define TPWP 0x2000 /* write protect error seen */
|
|
#define TPTIMER 0x4000 /* timer() is active */
|
|
#define TPACTIVE 0x8000 /* dma i/o active */
|
|
|
|
/* controller error register bits */
|
|
#define TP_FIL 0x0001 /* File mark detected */
|
|
#define TP_BNL 0x0002 /* Block not located */
|
|
#define TP_UDA 0x0004 /* Unrecoverable data error */
|
|
#define TP_EOM 0x0008 /* End of media */
|
|
#define TP_WRP 0x0010 /* Write protected cartridge */
|
|
#define TP_USL 0x0020 /* Unselected drive */
|
|
#define TP_CNI 0x0040 /* Cartridge not in place */
|
|
#define TP_ST0 0x0080 /* Status byte 0 bits */
|
|
#define TP_ST0MASK 0x00ff /* Status byte 0 mask */
|
|
#define TP_POR 0x0100 /* Power on/reset occurred */
|
|
#define TP_ERM 0x0200 /* Reserved for end of recorded media */
|
|
#define TP_BPE 0x0400 /* Reserved for bus parity error */
|
|
#define TP_BOM 0x0800 /* Beginning of media */
|
|
#define TP_MBD 0x1000 /* Marginal block detected */
|
|
#define TP_NDT 0x2000 /* No data detected */
|
|
#define TP_ILL 0x4000 /* Illegal command - should not happen! */
|
|
#define TP_ST1 0x8000 /* Status byte 1 bits */
|
|
#define TP_ST1MASK 0xff00 /* Status byte 1 mask */
|
|
|
|
/* formats for printing flags and error values */
|
|
#define WTDS_BITS "\20\1inuse\2read\3write\4start\5rmark\6wmark\7rew\10excep\11vol\12wo\13ro\14wany\15rany\16wp\17timer\20active"
|
|
#define WTER_BITS "\20\1eof\2bnl\3uda\4eom\5wrp\6usl\7cni\11por\12erm\13bpe\14bom\15mbd\16ndt\17ill"
|
|
|
|
/* device minor number */
|
|
#define WT_BSIZE 0100 /* long block flag */
|
|
#define WT_DENSEL 0070 /* density select mask */
|
|
#define WT_DENSDFLT 0000 /* default density */
|
|
#define WT_QIC11 0010 /* 11 megabytes? */
|
|
#define WT_QIC24 0020 /* 60 megabytes */
|
|
#define WT_QIC120 0030 /* 120 megabytes */
|
|
#define WT_QIC150 0040 /* 150 megabytes */
|
|
#define WT_QIC300 0050 /* 300 megabytes? */
|
|
#define WT_QIC600 0060 /* 600 megabytes? */
|