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linux-stable-rt/include/linux/qic117.h

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#ifndef _QIC117_H
#define _QIC117_H
/*
* Copyright (C) 1993-1996 Bas Laarhoven,
* (C) 1997 Claus-Justus Heine.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Source: /homes/cvs/ftape-stacked/include/linux/qic117.h,v $
* $Revision: 1.2 $
* $Date: 1997/10/05 19:19:32 $
*
* This file contains QIC-117 spec. related definitions for the
* QIC-40/80/3010/3020 floppy-tape driver "ftape" for Linux.
*
* These data were taken from the Quarter-Inch Cartridge
* Drive Standards, Inc. document titled:
* `Common Command Set Interface Specification for Flexible
* Disk Controller Based Minicartridge Tape Drives'
* document QIC-117 Revision J, 28 Aug 96.
* For more information, contact:
* Quarter-Inch Cartridge Drive Standards, Inc.
* 311 East Carrillo Street
* Santa Barbara, California 93101
* Telephone (805) 963-3853
* Fax (805) 962-1541
* WWW http://www.qic.org
*
* Current QIC standard revisions (of interest) are:
* QIC-40-MC, Rev. M, 2 Sep 92.
* QIC-80-MC, Rev. N, 20 Mar 96.
* QIC-80-MC, Rev. K, 15 Dec 94.
* QIC-113, Rev. G, 15 Jun 95.
* QIC-117, Rev. J, 28 Aug 96.
* QIC-122, Rev. B, 6 Mar 91.
* QIC-130, Rev. C, 2 Sep 92.
* QIC-3010-MC, Rev. F, 14 Jun 95.
* QIC-3020-MC, Rev. G, 31 Aug 95.
* QIC-CRF3, Rev. B, 15 Jun 95.
* */
/*
* QIC-117 common command set rev. J.
* These commands are sent to the tape unit
* as number of pulses over the step line.
*/
typedef enum {
QIC_NO_COMMAND = 0,
QIC_RESET = 1,
QIC_REPORT_NEXT_BIT = 2,
QIC_PAUSE = 3,
QIC_MICRO_STEP_PAUSE = 4,
QIC_ALTERNATE_TIMEOUT = 5,
QIC_REPORT_DRIVE_STATUS = 6,
QIC_REPORT_ERROR_CODE = 7,
QIC_REPORT_DRIVE_CONFIGURATION = 8,
QIC_REPORT_ROM_VERSION = 9,
QIC_LOGICAL_FORWARD = 10,
QIC_PHYSICAL_REVERSE = 11,
QIC_PHYSICAL_FORWARD = 12,
QIC_SEEK_HEAD_TO_TRACK = 13,
QIC_SEEK_LOAD_POINT = 14,
QIC_ENTER_FORMAT_MODE = 15,
QIC_WRITE_REFERENCE_BURST = 16,
QIC_ENTER_VERIFY_MODE = 17,
QIC_STOP_TAPE = 18,
/* commands 19-20: reserved */
QIC_MICRO_STEP_HEAD_UP = 21,
QIC_MICRO_STEP_HEAD_DOWN = 22,
QIC_SOFT_SELECT = 23,
QIC_SOFT_DESELECT = 24,
QIC_SKIP_REVERSE = 25,
QIC_SKIP_FORWARD = 26,
QIC_SELECT_RATE = 27,
/* command 27, in ccs2: Select Rate or Format */
QIC_ENTER_DIAGNOSTIC_1 = 28,
QIC_ENTER_DIAGNOSTIC_2 = 29,
QIC_ENTER_PRIMARY_MODE = 30,
/* command 31: vendor unique */
QIC_REPORT_VENDOR_ID = 32,
QIC_REPORT_TAPE_STATUS = 33,
QIC_SKIP_EXTENDED_REVERSE = 34,
QIC_SKIP_EXTENDED_FORWARD = 35,
QIC_CALIBRATE_TAPE_LENGTH = 36,
QIC_REPORT_FORMAT_SEGMENTS = 37,
QIC_SET_FORMAT_SEGMENTS = 38,
/* commands 39-45: reserved */
QIC_PHANTOM_SELECT = 46,
QIC_PHANTOM_DESELECT = 47
} qic117_cmd_t;
typedef enum {
discretional = 0, required, ccs1, ccs2
} qic_compatibility;
typedef enum {
unused, mode, motion, report
} command_types;
struct qic117_command_table {
char *name;
__u8 mask;
__u8 state;
__u8 cmd_type;
__u8 non_intr;
__u8 level;
};
#define QIC117_COMMANDS {\
/* command mask state cmd_type */\
/* | name | | | non_intr */\
/* | | | | | | level */\
/* 0*/ {NULL, 0x00, 0x00, mode, 0, discretional},\
/* 1*/ {"soft reset", 0x00, 0x00, motion, 1, required},\
/* 2*/ {"report next bit", 0x00, 0x00, report, 0, required},\
/* 3*/ {"pause", 0x36, 0x24, motion, 1, required},\
/* 4*/ {"micro step pause", 0x36, 0x24, motion, 1, required},\
/* 5*/ {"alternate command timeout", 0x00, 0x00, mode, 0, required},\
/* 6*/ {"report drive status", 0x00, 0x00, report, 0, required},\
/* 7*/ {"report error code", 0x01, 0x01, report, 0, required},\
/* 8*/ {"report drive configuration",0x00, 0x00, report, 0, required},\
/* 9*/ {"report rom version", 0x00, 0x00, report, 0, required},\
/*10*/ {"logical forward", 0x37, 0x25, motion, 0, required},\
/*11*/ {"physical reverse", 0x17, 0x05, motion, 0, required},\
/*12*/ {"physical forward", 0x17, 0x05, motion, 0, required},\
/*13*/ {"seek head to track", 0x37, 0x25, motion, 0, required},\
/*14*/ {"seek load point", 0x17, 0x05, motion, 1, required},\
/*15*/ {"enter format mode", 0x1f, 0x05, mode, 0, required},\
/*16*/ {"write reference burst", 0x1f, 0x05, motion, 1, required},\
/*17*/ {"enter verify mode", 0x37, 0x25, mode, 0, required},\
/*18*/ {"stop tape", 0x00, 0x00, motion, 1, required},\
/*19*/ {"reserved (19)", 0x00, 0x00, unused, 0, discretional},\
/*20*/ {"reserved (20)", 0x00, 0x00, unused, 0, discretional},\
/*21*/ {"micro step head up", 0x02, 0x00, motion, 0, required},\
/*22*/ {"micro step head down", 0x02, 0x00, motion, 0, required},\
/*23*/ {"soft select", 0x00, 0x00, mode, 0, discretional},\
/*24*/ {"soft deselect", 0x00, 0x00, mode, 0, discretional},\
/*25*/ {"skip segments reverse", 0x36, 0x24, motion, 1, required},\
/*26*/ {"skip segments forward", 0x36, 0x24, motion, 1, required},\
/*27*/ {"select rate or format", 0x03, 0x01, mode, 0, required /* [ccs2] */},\
/*28*/ {"enter diag mode 1", 0x00, 0x00, mode, 0, discretional},\
/*29*/ {"enter diag mode 2", 0x00, 0x00, mode, 0, discretional},\
/*30*/ {"enter primary mode", 0x00, 0x00, mode, 0, required},\
/*31*/ {"vendor unique (31)", 0x00, 0x00, unused, 0, discretional},\
/*32*/ {"report vendor id", 0x00, 0x00, report, 0, required},\
/*33*/ {"report tape status", 0x04, 0x04, report, 0, ccs1},\
/*34*/ {"skip extended reverse", 0x36, 0x24, motion, 1, ccs1},\
/*35*/ {"skip extended forward", 0x36, 0x24, motion, 1, ccs1},\
/*36*/ {"calibrate tape length", 0x17, 0x05, motion, 1, ccs2},\
/*37*/ {"report format segments", 0x17, 0x05, report, 0, ccs2},\
/*38*/ {"set format segments", 0x17, 0x05, mode, 0, ccs2},\
/*39*/ {"reserved (39)", 0x00, 0x00, unused, 0, discretional},\
/*40*/ {"vendor unique (40)", 0x00, 0x00, unused, 0, discretional},\
/*41*/ {"vendor unique (41)", 0x00, 0x00, unused, 0, discretional},\
/*42*/ {"vendor unique (42)", 0x00, 0x00, unused, 0, discretional},\
/*43*/ {"vendor unique (43)", 0x00, 0x00, unused, 0, discretional},\
/*44*/ {"vendor unique (44)", 0x00, 0x00, unused, 0, discretional},\
/*45*/ {"vendor unique (45)", 0x00, 0x00, unused, 0, discretional},\
/*46*/ {"phantom select", 0x00, 0x00, mode, 0, discretional},\
/*47*/ {"phantom deselect", 0x00, 0x00, mode, 0, discretional},\
}
/*
* Status bits returned by QIC_REPORT_DRIVE_STATUS
*/
#define QIC_STATUS_READY 0x01 /* Drive is ready or idle. */
#define QIC_STATUS_ERROR 0x02 /* Error detected, must read
error code to clear this */
#define QIC_STATUS_CARTRIDGE_PRESENT 0x04 /* Tape is present */
#define QIC_STATUS_WRITE_PROTECT 0x08 /* Tape is write protected */
#define QIC_STATUS_NEW_CARTRIDGE 0x10 /* New cartridge inserted, must
read error status to clear. */
#define QIC_STATUS_REFERENCED 0x20 /* Cartridge appears to have been
formatted. */
#define QIC_STATUS_AT_BOT 0x40 /* Cartridge is at physical
beginning of tape. */
#define QIC_STATUS_AT_EOT 0x80 /* Cartridge is at physical end
of tape. */
/*
* Status bits returned by QIC_REPORT_DRIVE_CONFIGURATION
*/
#define QIC_CONFIG_RATE_MASK 0x18
#define QIC_CONFIG_RATE_SHIFT 3
#define QIC_CONFIG_RATE_250 0
#define QIC_CONFIG_RATE_500 2
#define QIC_CONFIG_RATE_1000 3
#define QIC_CONFIG_RATE_2000 1
#define QIC_CONFIG_RATE_4000 0 /* since QIC-117 Rev. J */
#define QIC_CONFIG_LONG 0x40 /* Extra Length Tape Detected */
#define QIC_CONFIG_80 0x80 /* QIC-80 detected. */
/*
* Status bits returned by QIC_REPORT_TAPE_STATUS
*/
#define QIC_TAPE_STD_MASK 0x0f
#define QIC_TAPE_QIC40 0x01
#define QIC_TAPE_QIC80 0x02
#define QIC_TAPE_QIC3020 0x03
#define QIC_TAPE_QIC3010 0x04
#define QIC_TAPE_LEN_MASK 0x70
#define QIC_TAPE_205FT 0x10
#define QIC_TAPE_307FT 0x20
#define QIC_TAPE_VARIABLE 0x30
#define QIC_TAPE_1100FT 0x40
#define QIC_TAPE_FLEX 0x60
#define QIC_TAPE_WIDE 0x80
/* Define a value (in feet) slightly higher than
* the possible maximum tape length.
*/
#define QIC_TOP_TAPE_LEN 1500
/*
* Errors: List of error codes, and their severity.
*/
typedef struct {
char *message; /* Text describing the error. */
unsigned int fatal:1; /* Non-zero if the error is fatal. */
} ftape_error;
#define QIC117_ERRORS {\
/* 0*/ { "No error", 0, },\
/* 1*/ { "Command Received while Drive Not Ready", 0, },\
/* 2*/ { "Cartridge Not Present or Removed", 1, },\
/* 3*/ { "Motor Speed Error (not within 1%)", 1, },\
/* 4*/ { "Motor Speed Fault (jammed, or gross speed error", 1, },\
/* 5*/ { "Cartridge Write Protected", 1, },\
/* 6*/ { "Undefined or Reserved Command Code", 1, },\
/* 7*/ { "Illegal Track Address Specified for Seek", 1, },\
/* 8*/ { "Illegal Command in Report Subcontext", 0, },\
/* 9*/ { "Illegal Entry into a Diagnostic Mode", 1, },\
/*10*/ { "Broken Tape Detected (based on hole sensor)", 1, },\
/*11*/ { "Warning--Read Gain Setting Error", 1, },\
/*12*/ { "Command Received While Error Status Pending (obs)", 1, },\
/*13*/ { "Command Received While New Cartridge Pending", 1, },\
/*14*/ { "Command Illegal or Undefined in Primary Mode", 1, },\
/*15*/ { "Command Illegal or Undefined in Format Mode", 1, },\
/*16*/ { "Command Illegal or Undefined in Verify Mode", 1, },\
/*17*/ { "Logical Forward Not at Logical BOT or no Format Segments in Format Mode", 1, },\
/*18*/ { "Logical EOT Before All Segments generated", 1, },\
/*19*/ { "Command Illegal When Cartridge Not Referenced", 1, },\
/*20*/ { "Self-Diagnostic Failed (cannot be cleared)", 1, },\
/*21*/ { "Warning EEPROM Not Initialized, Defaults Set", 1, },\
/*22*/ { "EEPROM Corrupted or Hardware Failure", 1, },\
/*23*/ { "Motion Time-out Error", 1, },\
/*24*/ { "Data Segment Too Long -- Logical Forward or Pause", 1, },\
/*25*/ { "Transmit Overrun (obs)", 1, },\
/*26*/ { "Power On Reset Occurred", 0, },\
/*27*/ { "Software Reset Occurred", 0, },\
/*28*/ { "Diagnostic Mode 1 Error", 1, },\
/*29*/ { "Diagnostic Mode 2 Error", 1, },\
/*30*/ { "Command Received During Non-Interruptible Process", 1, },\
/*31*/ { "Rate or Format Selection Error", 1, },\
/*32*/ { "Illegal Command While in High Speed Mode", 1, },\
/*33*/ { "Illegal Seek Segment Value", 1, },\
/*34*/ { "Invalid Media", 1, },\
/*35*/ { "Head Positioning Failure", 1, },\
/*36*/ { "Write Reference Burst Failure", 1, },\
/*37*/ { "Prom Code Missing", 1, },\
/*38*/ { "Invalid Format", 1, },\
/*39*/ { "EOT/BOT System Failure", 1, },\
/*40*/ { "Prom A Checksum Error", 1, },\
/*41*/ { "Drive Wakeup Reset Occurred", 1, },\
/*42*/ { "Prom B Checksum Error", 1, },\
/*43*/ { "Illegal Entry into Format Mode", 1, },\
}
#endif /* _QIC117_H */
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