sys/dev/gpib/ctreg.h

   1 /*      $NetBSD: ctreg.h,v 1.3 2005/12/11 12:21:21 christos Exp $       */
   2
   3 /*
   4  * Copyright (c) 1982, 1990, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  *      @(#)ctreg.h     8.1 (Berkeley) 6/10/93
  32  */
  33
  34 struct  ct_iocmd {
  35         u_int8_t        unit;           /* punit */
  36         u_int8_t        saddr;          /* CS80CMD_SADDR */
  37         u_int16_t       addr0;          /* always 0 */
  38         u_int32_t       addr;           /* blkno */
  39         u_int8_t        nop2;           /* CS80CMD_NOP */
  40         u_int8_t        slen;           /* CS80CMD_SLEN */
  41         u_int32_t       len;            /* 0 (for rewind) /resid */
  42         u_int8_t        nop3;           /* CS80CMD_NOP */
  43         u_int8_t        cmd;            /* CS80CMD_READ/CS80CMD_WRITE */
  44 } __packed;
  45
  46 struct  ct_rscmd {
  47         u_int8_t        unit;
  48         u_int8_t        cmd;
  49 } __packed;
  50
  51 struct  ct_ulcmd {
  52         u_int8_t        unit;
  53         u_int8_t        cmd;
  54 } __packed;
  55
  56 struct  ct_wfmcmd {
  57         u_int8_t        unit;
  58         u_int8_t        cmd;
  59 } __packed;
  60
  61 #define CT7946ID        0x220
  62 #define CT9145ID        0x268
  63 #define CT9144ID        0x260
  64 #define CT9144          0
  65 #define CT7912PID       0x209
  66 #define CT7914PID       0x20B
  67 #define CT88140         1
  68 #define CT35401ID       0x270
  69
  70 /* convert bytes to 1k tape block and back */
  71 #define CTBTOK(x)       ((x) >> 10)
  72 #define CTKTOB(x)       ((x) << 10)