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Annotation of Net2/arch/tahoe/vba/psreg.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1986 The Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms, with or without
        !             6:  * modification, are permitted provided that the following conditions
        !             7:  * are met:
        !             8:  * 1. Redistributions of source code must retain the above copyright
        !             9:  *    notice, this list of conditions and the following disclaimer.
        !            10:  * 2. Redistributions in binary form must reproduce the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer in the
        !            12:  *    documentation and/or other materials provided with the distribution.
        !            13:  * 3. All advertising materials mentioning features or use of this software
        !            14:  *    must display the following acknowledgement:
        !            15:  *     This product includes software developed by the University of
        !            16:  *     California, Berkeley and its contributors.
        !            17:  * 4. Neither the name of the University nor the names of its contributors
        !            18:  *    may be used to endorse or promote products derived from this software
        !            19:  *    without specific prior written permission.
        !            20:  *
        !            21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            31:  * SUCH DAMAGE.
        !            32:  *
        !            33:  *     @(#)psreg.h     7.5 (Berkeley) 12/16/90
        !            34:  */
        !            35: 
        !            36: #ifndef _PSREG_
        !            37: #define _PSREG_
        !            38: /*
        !            39:  * PS300 definitions.
        !            40:  */
        !            41: #include <sys/ioctl.h>
        !            42: 
        !            43: struct  pslookup {
        !            44:         int     pl_len;                 /* length of name string */
        !            45:         char    *pl_name;               /* address of name string */
        !            46:         u_long  pl_addr;                /* symbol's address */
        !            47: };
        !            48: 
        !            49: /*
        !            50:  * Maximum string which may be supplied for lookup.
        !            51:  */
        !            52: #define PS_MAXNAMELEN   256             /* must be <= PSMAXDMA */
        !            53: 
        !            54: /*
        !            55:  * When doing physical i/o, one may specify the address
        !            56:  * and whether or not refresh sync should is required with
        !            57:  * a null iovec descriptor (iov_len = 0).
        !            58:  */
        !            59: #define PSIO_SYNC       1               /* do physical write w/ refresh sync */
        !            60: 
        !            61: /*
        !            62:  * Ioctl requests.
        !            63:  */
        !            64: #define PSIOGETERROR    _IOR('p', 0, int)                 /* get last error */
        !            65: #define PSIOLOOKUP      _IOWR('p', 1, struct pslookup)    /* do name lookup */
        !            66: #define PSIORWLOGICAL   _IOWR('p', 2, int)                /* set i/o mode */
        !            67: 
        !            68: /*
        !            69:  * Error codes returned by PSIOGETERROR are either
        !            70:  * returned by the PS300 or, from the list below,
        !            71:  * generated by the device driver.
        !            72:  */
        !            73: #define PSERROR_DIOTIMO         1       /* timeout during dioread/diowrite */
        !            74: #define PSERROR_INVALBC         2       /* invalid byte count for read/write */
        !            75: #define PSERROR_BADADDR         3       /* invalid address for read/write */
        !            76: #define PSERROR_BADCMD          4       /* invalid command in ikstart */
        !            77: #define PSERROR_NAMETIMO        5       /* timeout during nameaddr dioread */
        !            78: #define PSERROR_CMDTIMO         6       /* operation timed out */
        !            79: #endif

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