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Annotation of 43BSDTahoe/man/man4/vax/tmscp.4, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1986 Regents of the University of California.
        !             2: .\" All rights reserved.  The Berkeley software License Agreement
        !             3: .\" specifies the terms and conditions for redistribution.
        !             4: .\"
        !             5: .\"    @(#)tmscp.4     6.1 (Berkeley) 6/4/86
        !             6: .\"
        !             7: .TH TMSCP 4 "June 4, 1986"
        !             8: .UC 6
        !             9: .SH NAME
        !            10: tmscp \- DEC TMSCP magtape interface
        !            11: .SH SYNOPSIS
        !            12: .B "controller tmscp0 at uba? csr 0174500 vector tmscpintr"
        !            13: .br
        !            14: .B "tape tms0 at tmscp0 drive 0"
        !            15: .SH DESCRIPTION
        !            16: Tape controllers compatible with the DEC
        !            17: Tape Mass Storage Control Protocol (TMSCP) architecture
        !            18: such as the TU81 and the TK50
        !            19: provide a standard tape drive interface 
        !            20: as described in
        !            21: .IR mtio (4).
        !            22: The controller communicates with the host through a packet
        !            23: oriented protocol.
        !            24: Consult the file
        !            25: .IR < vax/tmscp.h >
        !            26: for a detailed 
        !            27: description of this protocol.
        !            28: .SH DIAGNOSTICS
        !            29: .BR "tmscp controller failed to init" .
        !            30: The controller initialization procedure failed.
        !            31: This probably indicates a hardware problem.
        !            32: .PP
        !            33: .BR "tmscp%d: sa 0%o, state %d" .
        !            34: (Additional status information given after a hard I/O error.)
        !            35: The values of the controller status register and the internal
        !            36: driver state are printed.
        !            37: .PP
        !            38: .BR "tmscp%d: random interrupt ignored" .
        !            39: An unexpected interrupt was received (e.g. when no i/o was
        !            40: pending).  The interrupt is ignored.
        !            41: .PP
        !            42: .BR "tmscp%d:  interrupt in unknown state %d ignored" .
        !            43: An interrupt was received when the driver was in an unknown
        !            44: internal state.  Indicates a hardware problem or a driver bug.
        !            45: .PP
        !            46: .BR "tmscp%d:  fatal error (0%o)" .
        !            47: The controller detected a ``fatal error'' in the status returned
        !            48: to the host.  The contents of the status register are displayed.
        !            49: .PP
        !            50: .BR OFFLINE .
        !            51: (Additional status information given after a hard I/O error.)
        !            52: A hard I/O error occurred because the drive was not on-line.
        !            53: .PP
        !            54: The following errors are interpretations of TMSCP error messages
        !            55: returned by the controller to the host.
        !            56: Each is preceded by either
        !            57: .B "tmscp%d: hard error"
        !            58: or
        !            59: .BR "tmscp%d: soft error" .
        !            60: .PP
        !            61: .BR "controller error, event 0%o" .
        !            62: .PP
        !            63: .BR "host memory access error, event 0%o, addr 0%o" .
        !            64: .PP
        !            65: .BR "tape transfer error, unit %d, grp 0x%x, event 0%o" .
        !            66: .PP
        !            67: .BR "STI error, unit %d, event 0%o" .
        !            68: .PP
        !            69: .BR "STI Drive Error Log, unit %d, event 0%o" .
        !            70: .PP
        !            71: .BR "STI Formatter Error Log, unit %d, event 0%o" .
        !            72: .PP
        !            73: .BR "unknown error, unit %d, format 0%o, event 0%o" .
        !            74: .SH "SEE ALSO"
        !            75: mt(1), tar(1), tp(1), mtio(4), tm(4), ts(4), ut(4), dmesg(8)

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