gold: Fix hardcoded library search path
[dragonfly.git] / sys / dev / disk / wt / wtreg.h
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1/*
2 * Streamer tape driver for 386bsd and FreeBSD.
3 * Supports Archive and Wangtek compatible QIC-02/QIC-36 boards.
4 *
5 * Copyright (C) 1993 by:
6 * Sergey Ryzhkov <sir@kiae.su>
7 * Serge Vakulenko <vak@zebub.msk.su>
8 *
9 * This software is distributed with NO WARRANTIES, not even the implied
10 * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
11 *
12 * Authors grant any other persons or organizations permission to use
13 * or modify this software as long as this message is kept with the software,
14 * all derivative works or modified versions.
15 *
16 * This driver is derived from the old 386bsd Wangtek streamer tape driver,
17 * made by Robert Baron at CMU, based on Intel sources.
18 * Authors thank Robert Baron, CMU and Intel and retain here
19 * the original CMU copyright notice.
20 *
21 * Version 1.3, Thu Nov 11 12:09:13 MSK 1993
22 * $FreeBSD: src/sys/i386/isa/wtreg.h,v 1.11 1999/08/28 00:45:06 peter Exp $
1de703da 23 * $DragonFly: src/sys/dev/disk/wt/wtreg.h,v 1.2 2003/06/17 04:28:37 dillon Exp $
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24 *
25 */
26
27/*
28 * Copyright (c) 1989 Carnegie-Mellon University.
29 * All rights reserved.
30 *
31 * Authors: Robert Baron
32 *
33 * Permission to use, copy, modify and distribute this software and
34 * its documentation is hereby granted, provided that both the copyright
35 * notice and this permission notice appear in all copies of the
36 * software, derivative works or modified versions, and any portions
37 * thereof, and that both notices appear in supporting documentation.
38 *
39 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
40 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
41 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
42 *
43 * Carnegie Mellon requests users of this software to return to
44 *
45 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
46 * School of Computer Science
47 * Carnegie Mellon University
48 * Pittsburgh PA 15213-3890
49 *
50 * any improvements or extensions that they make and grant Carnegie the
51 * rights to redistribute these changes.
52 */
53
54/* internal QIC-02 commands */
55#define QIC_ERASE 0x22 /* erase the tape */
56#define QIC_RETENS 0x24 /* retension the tape */
57#define QIC_RDDATA 0x80 /* read data */
58#define QIC_READFM 0xa0 /* read file mark */
59#define QIC_WRTDATA 0x40 /* write data */
60#define QIC_WRITEFM 0x60 /* write file mark */
61#define QIC_RDSTAT 0xc0 /* read status command */
62#define QIC_REWIND 0x21 /* rewind command (position+bot) */
63#define QIC_FMT11 0x26 /* set format QIC-11 */
64#define QIC_FMT24 0x27 /* set format QIC-24 */
65#define QIC_FMT120 0x28 /* set format QIC-120 */
66#define QIC_FMT150 0x29 /* set format QIC-150 */
67#define QIC_FMT300 0x2a /* set format QIC-300/QIC-2100 */
68#define QIC_FMT600 0x2b /* set format QIC-600/QIC-2200 */
69
70/* tape driver flags */
71#define TPINUSE 0x0001 /* tape is already open */
72#define TPREAD 0x0002 /* tape is only open for reading */
73#define TPWRITE 0x0004 /* tape is only open for writing */
74#define TPSTART 0x0008 /* tape must be rewound and reset */
75#define TPRMARK 0x0010 /* read file mark command outstanding */
76#define TPWMARK 0x0020 /* write file mark command outstanding */
77#define TPREW 0x0040 /* rewind command outstanding */
78#define TPEXCEP 0x0080 /* i/o exception flag */
79#define TPVOL 0x0100 /* read file mark or hit end of tape */
80#define TPWO 0x0200 /* write command outstanding */
81#define TPRO 0x0400 /* read command outstanding */
82#define TPWANY 0x0800 /* write command requested */
83#define TPRANY 0x1000 /* read command requested */
84#define TPWP 0x2000 /* write protect error seen */
85#define TPTIMER 0x4000 /* timer() is active */
86#define TPACTIVE 0x8000 /* dma i/o active */
87
88/* controller error register bits */
89#define TP_FIL 0x0001 /* File mark detected */
90#define TP_BNL 0x0002 /* Block not located */
91#define TP_UDA 0x0004 /* Unrecoverable data error */
92#define TP_EOM 0x0008 /* End of media */
93#define TP_WRP 0x0010 /* Write protected cartridge */
94#define TP_USL 0x0020 /* Unselected drive */
95#define TP_CNI 0x0040 /* Cartridge not in place */
96#define TP_ST0 0x0080 /* Status byte 0 bits */
97#define TP_ST0MASK 0x00ff /* Status byte 0 mask */
98#define TP_POR 0x0100 /* Power on/reset occurred */
99#define TP_ERM 0x0200 /* Reserved for end of recorded media */
100#define TP_BPE 0x0400 /* Reserved for bus parity error */
101#define TP_BOM 0x0800 /* Beginning of media */
102#define TP_MBD 0x1000 /* Marginal block detected */
103#define TP_NDT 0x2000 /* No data detected */
104#define TP_ILL 0x4000 /* Illegal command - should not happen! */
105#define TP_ST1 0x8000 /* Status byte 1 bits */
106#define TP_ST1MASK 0xff00 /* Status byte 1 mask */
107
108/* device minor number */
109#define WT_BSIZE 0100 /* long block flag */
110#define WT_DENSEL 0070 /* density select mask */
111#define WT_DENSDFLT 0000 /* default density */
112#define WT_QIC11 0010 /* 11 megabytes? */
113#define WT_QIC24 0020 /* 60 megabytes */
114#define WT_QIC120 0030 /* 120 megabytes */
115#define WT_QIC150 0040 /* 150 megabytes */
116#define WT_QIC300 0050 /* 300 megabytes? */
117#define WT_QIC600 0060 /* 600 megabytes? */