The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/tdfx/tdfx_io.h

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*-
    2  * SPDX-License-Identifier: BSD-4-Clause
    3  *
    4  * Copyright (c) 2000-2001 by Coleman Kane <cokane@FreeBSD.org>
    5  * 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. All advertising materials mentioning features or use of this software
   16  *    must display the following acknowledgement:
   17  *      This product includes software developed by Gardner Buchanan.
   18  * 4. The name of Gardner Buchanan may not be used to endorse or promote
   19  *    products derived from this software without specific prior written
   20  *    permission.
   21  *
   22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   32  *
   33  *   $FreeBSD$
   34  */
   35 
   36 /* This code originally came from <shocking@prth.pgs.com>
   37  * it is basically a derivative of some sys/dhio.h file to work with the 3dfx
   38  * cards 
   39  */
   40 #ifndef TDFX_IO_H
   41 #define TDFX_IO_H
   42 
   43 #ifndef KERNEL
   44 #include <sys/types.h>
   45 #endif
   46 
   47 /*
   48  * define an ioctl here
   49  */
   50 #define DHIOCRESET _IO('D', 0)   /* reset the voodoo device */
   51 #define GETVOODOO 0x3302
   52 #define SETVOODOO 0x3303
   53 #define MOREVOODOO 0x3300
   54 #define _IOC_NRBITS     8
   55 #define _IOC_TYPEBITS   8
   56 #define _IOC_SIZEBITS   14
   57 #define _IOC_DIRBITS    2
   58 
   59 #define _IOC_NRMASK     ((1 << _IOC_NRBITS)-1)
   60 #define _IOC_TYPEMASK   ((1 << _IOC_TYPEBITS)-1)
   61 #define _IOC_SIZEMASK   ((1 << _IOC_SIZEBITS)-1)
   62 #define _IOC_DIRMASK    ((1 << _IOC_DIRBITS)-1)
   63 
   64 #define _IOC_NRSHIFT    0
   65 #define _IOC_TYPESHIFT  (_IOC_NRSHIFT+_IOC_NRBITS)
   66 #define _IOC_SIZESHIFT  (_IOC_TYPESHIFT+_IOC_TYPEBITS)
   67 #define _IOC_DIRSHIFT   (_IOC_SIZESHIFT+_IOC_SIZEBITS)
   68 
   69 /*
   70  * Direction bits.
   71  */
   72 #define _IOC_NONE       0U
   73 #define _IOC_WRITE      1U
   74 #define _IOC_READ       2U
   75 
   76 #define _IOCV(dir,type,nr,size) \
   77         (((dir)  << _IOC_DIRSHIFT) | \
   78          ((type) << _IOC_TYPESHIFT) | \
   79          ((nr)   << _IOC_NRSHIFT) | \
   80          ((size) << _IOC_SIZESHIFT))
   81 
   82 /* used to create numbers */
   83 #define _IOV(type,nr)           _IOCV(_IOC_NONE,(type),(nr),0)
   84 #define _IORV(type,nr,size)     _IOCV(_IOC_READ,(type),(nr),sizeof(size))
   85 #define _IOWV(type,nr,size)     _IOCV(_IOC_WRITE,(type),(nr),sizeof(size))
   86 #define _IOWRV(type,nr,size)    _IOCV(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size))
   87 
   88 /* used to decode ioctl numbers.. */
   89 #define _IOC_DIR(nr)            (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK)
   90 #define _IOC_TYPE(nr)           (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK)
   91 #define _IOC_NR(nr)             (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK)
   92 #define _IOC_SIZE(nr)           (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK)
   93 
   94 /* ...and for the drivers/sound files... */
   95 
   96 #define IOCV_IN         (_IOC_WRITE << _IOC_DIRSHIFT)
   97 #define IOCV_OUT        (_IOC_READ << _IOC_DIRSHIFT)
   98 #define IOCV_INOUT      ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT)
   99 #define IOCSIZE_MASK    (_IOC_SIZEMASK << _IOC_SIZESHIFT)
  100 #define IOCSIZE_SHIFT   (_IOC_SIZESHIFT)
  101 
  102 #endif

Cache object: d5d3d686d7e82b4167c1617d246c3c4b


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.