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1#ifndef _QIC117_H
2#define _QIC117_H
3
4/*
5 * Copyright (C) 1993-1996 Bas Laarhoven,
6 * (C) 1997 Claus-Justus Heine.
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
11 any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; see the file COPYING. If not, write to
20 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
21
22 *
23 * $Source: /homes/cvs/ftape-stacked/include/linux/qic117.h,v $
24 * $Revision: 1.2 $
25 * $Date: 1997/10/05 19:19:32 $
26 *
27 * This file contains QIC-117 spec. related definitions for the
28 * QIC-40/80/3010/3020 floppy-tape driver "ftape" for Linux.
29 *
30 * These data were taken from the Quarter-Inch Cartridge
31 * Drive Standards, Inc. document titled:
32 * `Common Command Set Interface Specification for Flexible
33 * Disk Controller Based Minicartridge Tape Drives'
34 * document QIC-117 Revision J, 28 Aug 96.
35 * For more information, contact:
36 * Quarter-Inch Cartridge Drive Standards, Inc.
37 * 311 East Carrillo Street
38 * Santa Barbara, California 93101
39 * Telephone (805) 963-3853
40 * Fax (805) 962-1541
41 * WWW http://www.qic.org
42 *
43 * Current QIC standard revisions (of interest) are:
44 * QIC-40-MC, Rev. M, 2 Sep 92.
45 * QIC-80-MC, Rev. N, 20 Mar 96.
46 * QIC-80-MC, Rev. K, 15 Dec 94.
47 * QIC-113, Rev. G, 15 Jun 95.
48 * QIC-117, Rev. J, 28 Aug 96.
49 * QIC-122, Rev. B, 6 Mar 91.
50 * QIC-130, Rev. C, 2 Sep 92.
51 * QIC-3010-MC, Rev. F, 14 Jun 95.
52 * QIC-3020-MC, Rev. G, 31 Aug 95.
53 * QIC-CRF3, Rev. B, 15 Jun 95.
54 * */
55
56/*
57 * QIC-117 common command set rev. J.
58 * These commands are sent to the tape unit
59 * as number of pulses over the step line.
60 */
61
62typedef enum {
63 QIC_NO_COMMAND = 0,
64 QIC_RESET = 1,
65 QIC_REPORT_NEXT_BIT = 2,
66 QIC_PAUSE = 3,
67 QIC_MICRO_STEP_PAUSE = 4,
68 QIC_ALTERNATE_TIMEOUT = 5,
69 QIC_REPORT_DRIVE_STATUS = 6,
70 QIC_REPORT_ERROR_CODE = 7,
71 QIC_REPORT_DRIVE_CONFIGURATION = 8,
72 QIC_REPORT_ROM_VERSION = 9,
73 QIC_LOGICAL_FORWARD = 10,
74 QIC_PHYSICAL_REVERSE = 11,
75 QIC_PHYSICAL_FORWARD = 12,
76 QIC_SEEK_HEAD_TO_TRACK = 13,
77 QIC_SEEK_LOAD_POINT = 14,
78 QIC_ENTER_FORMAT_MODE = 15,
79 QIC_WRITE_REFERENCE_BURST = 16,
80 QIC_ENTER_VERIFY_MODE = 17,
81 QIC_STOP_TAPE = 18,
82/* commands 19-20: reserved */
83 QIC_MICRO_STEP_HEAD_UP = 21,
84 QIC_MICRO_STEP_HEAD_DOWN = 22,
85 QIC_SOFT_SELECT = 23,
86 QIC_SOFT_DESELECT = 24,
87 QIC_SKIP_REVERSE = 25,
88 QIC_SKIP_FORWARD = 26,
89 QIC_SELECT_RATE = 27,
90/* command 27, in ccs2: Select Rate or Format */
91 QIC_ENTER_DIAGNOSTIC_1 = 28,
92 QIC_ENTER_DIAGNOSTIC_2 = 29,
93 QIC_ENTER_PRIMARY_MODE = 30,
94/* command 31: vendor unique */
95 QIC_REPORT_VENDOR_ID = 32,
96 QIC_REPORT_TAPE_STATUS = 33,
97 QIC_SKIP_EXTENDED_REVERSE = 34,
98 QIC_SKIP_EXTENDED_FORWARD = 35,
99 QIC_CALIBRATE_TAPE_LENGTH = 36,
100 QIC_REPORT_FORMAT_SEGMENTS = 37,
101 QIC_SET_FORMAT_SEGMENTS = 38,
102/* commands 39-45: reserved */
103 QIC_PHANTOM_SELECT = 46,
104 QIC_PHANTOM_DESELECT = 47
105} qic117_cmd_t;
106
107typedef enum {
108 discretional = 0, required, ccs1, ccs2
109} qic_compatibility;
110
111typedef enum {
112 unused, mode, motion, report
113} command_types;
114
115struct qic117_command_table {
116 char *name;
117 __u8 mask;
118 __u8 state;
119 __u8 cmd_type;
120 __u8 non_intr;
121 __u8 level;
122};
123
124#define QIC117_COMMANDS {\
125/* command mask state cmd_type */\
126/* | name | | | non_intr */\
127/* | | | | | | level */\
128/* 0*/ {NULL, 0x00, 0x00, mode, 0, discretional},\
129/* 1*/ {"soft reset", 0x00, 0x00, motion, 1, required},\
130/* 2*/ {"report next bit", 0x00, 0x00, report, 0, required},\
131/* 3*/ {"pause", 0x36, 0x24, motion, 1, required},\
132/* 4*/ {"micro step pause", 0x36, 0x24, motion, 1, required},\
133/* 5*/ {"alternate command timeout", 0x00, 0x00, mode, 0, required},\
134/* 6*/ {"report drive status", 0x00, 0x00, report, 0, required},\
135/* 7*/ {"report error code", 0x01, 0x01, report, 0, required},\
136/* 8*/ {"report drive configuration",0x00, 0x00, report, 0, required},\
137/* 9*/ {"report rom version", 0x00, 0x00, report, 0, required},\
138/*10*/ {"logical forward", 0x37, 0x25, motion, 0, required},\
139/*11*/ {"physical reverse", 0x17, 0x05, motion, 0, required},\
140/*12*/ {"physical forward", 0x17, 0x05, motion, 0, required},\
141/*13*/ {"seek head to track", 0x37, 0x25, motion, 0, required},\
142/*14*/ {"seek load point", 0x17, 0x05, motion, 1, required},\
143/*15*/ {"enter format mode", 0x1f, 0x05, mode, 0, required},\
144/*16*/ {"write reference burst", 0x1f, 0x05, motion, 1, required},\
145/*17*/ {"enter verify mode", 0x37, 0x25, mode, 0, required},\
146/*18*/ {"stop tape", 0x00, 0x00, motion, 1, required},\
147/*19*/ {"reserved (19)", 0x00, 0x00, unused, 0, discretional},\
148/*20*/ {"reserved (20)", 0x00, 0x00, unused, 0, discretional},\
149/*21*/ {"micro step head up", 0x02, 0x00, motion, 0, required},\
150/*22*/ {"micro step head down", 0x02, 0x00, motion, 0, required},\
151/*23*/ {"soft select", 0x00, 0x00, mode, 0, discretional},\
152/*24*/ {"soft deselect", 0x00, 0x00, mode, 0, discretional},\
153/*25*/ {"skip segments reverse", 0x36, 0x24, motion, 1, required},\
154/*26*/ {"skip segments forward", 0x36, 0x24, motion, 1, required},\
155/*27*/ {"select rate or format", 0x03, 0x01, mode, 0, required /* [ccs2] */},\
156/*28*/ {"enter diag mode 1", 0x00, 0x00, mode, 0, discretional},\
157/*29*/ {"enter diag mode 2", 0x00, 0x00, mode, 0, discretional},\
158/*30*/ {"enter primary mode", 0x00, 0x00, mode, 0, required},\
159/*31*/ {"vendor unique (31)", 0x00, 0x00, unused, 0, discretional},\
160/*32*/ {"report vendor id", 0x00, 0x00, report, 0, required},\
161/*33*/ {"report tape status", 0x04, 0x04, report, 0, ccs1},\
162/*34*/ {"skip extended reverse", 0x36, 0x24, motion, 1, ccs1},\
163/*35*/ {"skip extended forward", 0x36, 0x24, motion, 1, ccs1},\
164/*36*/ {"calibrate tape length", 0x17, 0x05, motion, 1, ccs2},\
165/*37*/ {"report format segments", 0x17, 0x05, report, 0, ccs2},\
166/*38*/ {"set format segments", 0x17, 0x05, mode, 0, ccs2},\
167/*39*/ {"reserved (39)", 0x00, 0x00, unused, 0, discretional},\
168/*40*/ {"vendor unique (40)", 0x00, 0x00, unused, 0, discretional},\
169/*41*/ {"vendor unique (41)", 0x00, 0x00, unused, 0, discretional},\
170/*42*/ {"vendor unique (42)", 0x00, 0x00, unused, 0, discretional},\
171/*43*/ {"vendor unique (43)", 0x00, 0x00, unused, 0, discretional},\
172/*44*/ {"vendor unique (44)", 0x00, 0x00, unused, 0, discretional},\
173/*45*/ {"vendor unique (45)", 0x00, 0x00, unused, 0, discretional},\
174/*46*/ {"phantom select", 0x00, 0x00, mode, 0, discretional},\
175/*47*/ {"phantom deselect", 0x00, 0x00, mode, 0, discretional},\
176}
177
178/*
179 * Status bits returned by QIC_REPORT_DRIVE_STATUS
180 */
181
182#define QIC_STATUS_READY 0x01 /* Drive is ready or idle. */
183#define QIC_STATUS_ERROR 0x02 /* Error detected, must read
184 error code to clear this */
185#define QIC_STATUS_CARTRIDGE_PRESENT 0x04 /* Tape is present */
186#define QIC_STATUS_WRITE_PROTECT 0x08 /* Tape is write protected */
187#define QIC_STATUS_NEW_CARTRIDGE 0x10 /* New cartridge inserted, must
188 read error status to clear. */
189#define QIC_STATUS_REFERENCED 0x20 /* Cartridge appears to have been
190 formatted. */
191#define QIC_STATUS_AT_BOT 0x40 /* Cartridge is at physical
192 beginning of tape. */
193#define QIC_STATUS_AT_EOT 0x80 /* Cartridge is at physical end
194 of tape. */
195/*
196 * Status bits returned by QIC_REPORT_DRIVE_CONFIGURATION
197 */
198
199#define QIC_CONFIG_RATE_MASK 0x18
200#define QIC_CONFIG_RATE_SHIFT 3
201#define QIC_CONFIG_RATE_250 0
202#define QIC_CONFIG_RATE_500 2
203#define QIC_CONFIG_RATE_1000 3
204#define QIC_CONFIG_RATE_2000 1
205#define QIC_CONFIG_RATE_4000 0 /* since QIC-117 Rev. J */
206
207#define QIC_CONFIG_LONG 0x40 /* Extra Length Tape Detected */
208#define QIC_CONFIG_80 0x80 /* QIC-80 detected. */
209
210/*
211 * Status bits returned by QIC_REPORT_TAPE_STATUS
212 */
213
214#define QIC_TAPE_STD_MASK 0x0f
215#define QIC_TAPE_QIC40 0x01
216#define QIC_TAPE_QIC80 0x02
217#define QIC_TAPE_QIC3020 0x03
218#define QIC_TAPE_QIC3010 0x04
219
220#define QIC_TAPE_LEN_MASK 0x70
221#define QIC_TAPE_205FT 0x10
222#define QIC_TAPE_307FT 0x20
223#define QIC_TAPE_VARIABLE 0x30
224#define QIC_TAPE_1100FT 0x40
225#define QIC_TAPE_FLEX 0x60
226
227#define QIC_TAPE_WIDE 0x80
228
229/* Define a value (in feet) slightly higher than
230 * the possible maximum tape length.
231 */
232#define QIC_TOP_TAPE_LEN 1500
233
234/*
235 * Errors: List of error codes, and their severity.
236 */
237
238typedef struct {
239 char *message; /* Text describing the error. */
240 unsigned int fatal:1; /* Non-zero if the error is fatal. */
241} ftape_error;
242
243#define QIC117_ERRORS {\
244 /* 0*/ { "No error", 0, },\
245 /* 1*/ { "Command Received while Drive Not Ready", 0, },\
246 /* 2*/ { "Cartridge Not Present or Removed", 1, },\
247 /* 3*/ { "Motor Speed Error (not within 1%)", 1, },\
248 /* 4*/ { "Motor Speed Fault (jammed, or gross speed error", 1, },\
249 /* 5*/ { "Cartridge Write Protected", 1, },\
250 /* 6*/ { "Undefined or Reserved Command Code", 1, },\
251 /* 7*/ { "Illegal Track Address Specified for Seek", 1, },\
252 /* 8*/ { "Illegal Command in Report Subcontext", 0, },\
253 /* 9*/ { "Illegal Entry into a Diagnostic Mode", 1, },\
254 /*10*/ { "Broken Tape Detected (based on hole sensor)", 1, },\
255 /*11*/ { "Warning--Read Gain Setting Error", 1, },\
256 /*12*/ { "Command Received While Error Status Pending (obs)", 1, },\
257 /*13*/ { "Command Received While New Cartridge Pending", 1, },\
258 /*14*/ { "Command Illegal or Undefined in Primary Mode", 1, },\
259 /*15*/ { "Command Illegal or Undefined in Format Mode", 1, },\
260 /*16*/ { "Command Illegal or Undefined in Verify Mode", 1, },\
261 /*17*/ { "Logical Forward Not at Logical BOT or no Format Segments in Format Mode", 1, },\
262 /*18*/ { "Logical EOT Before All Segments generated", 1, },\
263 /*19*/ { "Command Illegal When Cartridge Not Referenced", 1, },\
264 /*20*/ { "Self-Diagnostic Failed (cannot be cleared)", 1, },\
265 /*21*/ { "Warning EEPROM Not Initialized, Defaults Set", 1, },\
266 /*22*/ { "EEPROM Corrupted or Hardware Failure", 1, },\
267 /*23*/ { "Motion Time-out Error", 1, },\
268 /*24*/ { "Data Segment Too Long -- Logical Forward or Pause", 1, },\
269 /*25*/ { "Transmit Overrun (obs)", 1, },\
270 /*26*/ { "Power On Reset Occurred", 0, },\
271 /*27*/ { "Software Reset Occurred", 0, },\
272 /*28*/ { "Diagnostic Mode 1 Error", 1, },\
273 /*29*/ { "Diagnostic Mode 2 Error", 1, },\
274 /*30*/ { "Command Received During Non-Interruptible Process", 1, },\
275 /*31*/ { "Rate or Format Selection Error", 1, },\
276 /*32*/ { "Illegal Command While in High Speed Mode", 1, },\
277 /*33*/ { "Illegal Seek Segment Value", 1, },\
278 /*34*/ { "Invalid Media", 1, },\
279 /*35*/ { "Head Positioning Failure", 1, },\
280 /*36*/ { "Write Reference Burst Failure", 1, },\
281 /*37*/ { "Prom Code Missing", 1, },\
282 /*38*/ { "Invalid Format", 1, },\
283 /*39*/ { "EOT/BOT System Failure", 1, },\
284 /*40*/ { "Prom A Checksum Error", 1, },\
285 /*41*/ { "Drive Wakeup Reset Occurred", 1, },\
286 /*42*/ { "Prom B Checksum Error", 1, },\
287 /*43*/ { "Illegal Entry into Format Mode", 1, },\
288}
289
290#endif /* _QIC117_H */