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


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FreeBSD/Linux Kernel Cross Reference
sys/device/device_request.defs

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    1 /* 
    2  * Mach Operating System
    3  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
    4  * All Rights Reserved.
    5  * 
    6  * Permission to use, copy, modify and distribute this software and its
    7  * documentation is hereby granted, provided that both the copyright
    8  * notice and this permission notice appear in all copies of the
    9  * software, derivative works or modified versions, and any portions
   10  * thereof, and that both notices appear in supporting documentation.
   11  * 
   12  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   13  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
   14  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   15  * 
   16  * Carnegie Mellon requests users of this software to return to
   17  * 
   18  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   19  *  School of Computer Science
   20  *  Carnegie Mellon University
   21  *  Pittsburgh PA 15213-3890
   22  * 
   23  * any improvements or extensions that they make and grant Carnegie Mellon
   24  * the rights to redistribute these changes.
   25  */
   26 /*
   27  * HISTORY
   28  * $Log:        device_request.defs,v $
   29  * Revision 2.7  91/05/14  15:42:50  mrt
   30  *      Correcting copyright
   31  * 
   32  * Revision 2.6  91/02/05  17:09:06  mrt
   33  *      Changed to new Mach copyright
   34  *      [91/01/31  17:28:20  mrt]
   35  * 
   36  * Revision 2.5  90/06/02  14:47:44  rpd
   37  *      Converted to new IPC.
   38  *      [90/03/26  21:52:44  rpd]
   39  * 
   40  * Revision 2.4  89/09/08  11:23:48  dbg
   41  *      Use device_t.
   42  *      [89/08/24            dbg]
   43  * 
   44  * Revision 2.3  89/08/31  16:18:42  rwd
   45  *      Added device_read_request_inband
   46  *      [89/08/15            rwd]
   47  * 
   48  * Revision 2.2  89/08/05  16:06:05  rwd
   49  *      Added device_write_request_inband
   50  *      [89/08/04            rwd]
   51  * 
   52  */
   53 /*
   54  *      Author: David B. Golub, Carnegie Mellon University
   55  *      Date:   8/89
   56  *
   57  *       Request-only side of device interface.
   58  */
   59 
   60 subsystem device_request 2800;  /* to match device.defs */
   61 
   62 #include <device/device_types.defs>
   63 
   64 serverprefix    ds_;
   65 
   66 type reply_port_t = MACH_MSG_TYPE_MAKE_SEND_ONCE
   67         ctype: mach_port_t;
   68 
   69 simpleroutine device_open_request(
   70             device_server_port  : mach_port_t;
   71   ureplyport reply_port         : reply_port_t;
   72         in  mode                : dev_mode_t;
   73         in  name                : dev_name_t
   74         );
   75 
   76 skip;   /*    device_close */
   77 
   78 simpleroutine device_write_request(
   79             device              : device_t;
   80   ureplyport reply_port         : reply_port_t;
   81         in  mode                : dev_mode_t;
   82         in  recnum              : recnum_t;
   83         in  data                : io_buf_ptr_t
   84         );
   85 
   86 simpleroutine device_write_request_inband(
   87             device              : device_t;
   88   ureplyport reply_port         : reply_port_t;
   89         in  mode                : dev_mode_t;
   90         in  recnum              : recnum_t;
   91         in  data                : io_buf_ptr_inband_t
   92         );
   93 
   94 simpleroutine device_read_request(
   95             device              : device_t;
   96   ureplyport reply_port         : reply_port_t;
   97         in  mode                : dev_mode_t;
   98         in  recnum              : recnum_t;
   99         in  bytes_wanted        : int
  100         );
  101 
  102 simpleroutine device_read_request_inband(
  103             device              : device_t;
  104   ureplyport reply_port         : reply_port_t;
  105         in  mode                : dev_mode_t;
  106         in  recnum              : recnum_t;
  107         in  bytes_wanted        : int
  108         );

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