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

     /* 
      * Mach Operating System
      * Copyright (c) 1991,1990,1989 Carnegie Mellon University
      * All Rights Reserved.
      * 
      * Permission to use, copy, modify and distribute this software and its
      * documentation is hereby granted, provided that both the copyright
      * notice and this permission notice appear in all copies of the
      * software, derivative works or modified versions, and any portions
     * thereof, and that both notices appear in supporting documentation.
     * 
     * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     * 
     * Carnegie Mellon requests users of this software to return to
     * 
     *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
     *  School of Computer Science
     *  Carnegie Mellon University
     *  Pittsburgh PA 15213-3890
     * 
     * any improvements or extensions that they make and grant Carnegie Mellon
     * the rights to redistribute these changes.
     */
    /*
     * HISTORY
     * $Log:        device.defs,v $
     * Revision 2.9  93/01/14  17:26:43  danner
     *      Flavors have a type of their own now.
     *      [92/11/30            af]
     * 
     * Revision 2.8  92/01/03  20:03:29  dbg
     *      Add 'CountInOut' tag to routines returning variable-length
     *      inline arrays.  Remove 'IsLong' tag from routines passing or
     *      returning variable-length arrays.  Old routines left under
     *      'xxx_' names.  REMOVE THESE SOON!
     *      [91/11/26            dbg]
     * 
     * Revision 2.7  91/05/14  15:41:53  mrt
     *      Correcting copyright
     * 
     * Revision 2.6  91/02/05  17:08:50  mrt
     *      Changed to new Mach copyright
     *      [91/01/31  17:27:50  mrt]
     * 
     * Revision 2.5  90/06/02  14:47:25  rpd
     *      Changes for new IPC.
     *      [90/05/03  00:13:46  rpd]
     * 
     * 29-Jun-88  Michael Young (mwyoung) at Carnegie-Mellon University
     *      Moved data type declarations to "mach_types.defs".
     *
     * 10-Feb-88  Douglas Orr (dorr) at Carnegie-Mellon University
     *      Created.
     *
     */
    /*
    /*
     * File:        device/device.defs
     * Author:      Douglas Orr
     *              Feb 10, 1988
     * Abstract:
     *      Mach device support.  Mach devices are accessed through
     *      block and character device interfaces to the kernel.
     */
    
    #ifdef  KERNEL
    simport <kern/compat_xxx_defs.h>;       /* for obsolete routines */
    #endif  KERNEL
    
    subsystem
    #if     KERNEL_SERVER
              KernelServer
    #endif  KERNEL_SERVER
                           device 2800;
    
    #include <mach/std_types.defs>
    #include <mach/mach_types.defs>
    #include <device/device_types.defs>
    
    serverprefix    ds_;
    
    type reply_port_t = MACH_MSG_TYPE_MAKE_SEND_ONCE | polymorphic
            ctype: mach_port_t;
    
    routine device_open(
                    master_port     : mach_port_t;
            sreplyport reply_port   : reply_port_t;
                    mode            : dev_mode_t;
                    name            : dev_name_t;
            out     device          : device_t
            );
    
    routine device_close(
                    device          : device_t
            );
    
    routine device_write(
                   device          : device_t;
           sreplyport reply_port   : reply_port_t;
           in      mode            : dev_mode_t;
           in      recnum          : recnum_t;
           in      data            : io_buf_ptr_t;
           out     bytes_written   : int
           );
   
   routine device_write_inband(
                   device          : device_t;
           sreplyport reply_port   : reply_port_t;
           in      mode            : dev_mode_t;
           in      recnum          : recnum_t;
           in      data            : io_buf_ptr_inband_t;
           out     bytes_written   : int
           );
   
   routine device_read(
                   device          : device_t;
           sreplyport reply_port   : reply_port_t;
           in      mode            : dev_mode_t;
           in      recnum          : recnum_t;
           in      bytes_wanted    : int;
           out     data            : io_buf_ptr_t
           );
   
   routine device_read_inband(
                   device          : device_t;
           sreplyport reply_port   : reply_port_t;
           in      mode            : dev_mode_t;
           in      recnum          : recnum_t;
           in      bytes_wanted    : int;
           out     data            : io_buf_ptr_inband_t
           );
   
   /* obsolete */
   routine xxx_device_set_status(
                   device          : device_t;
           in      flavor          : dev_flavor_t;
           in      status          : dev_status_t, IsLong
           );
   
   /* obsolete */
   routine xxx_device_get_status(
                   device          : device_t;
           in      flavor          : dev_flavor_t;
           out     status          : dev_status_t, IsLong
           );
   
   /* obsolete */
   routine xxx_device_set_filter(
                   device          : device_t;
           in      receive_port    : mach_port_send_t;
           in      priority        : int;
           in      filter          : filter_array_t, IsLong
           );
   
   routine device_map(
                   device          : device_t;
           in      prot            : vm_prot_t;
           in      offset          : vm_offset_t;
           in      size            : vm_size_t;
           out     pager           : memory_object_t;
           in      unmap           : int
           );
   
   routine device_set_status(
                   device          : device_t;
           in      flavor          : dev_flavor_t;
           in      status          : dev_status_t
           );
   
   routine device_get_status(
                   device          : device_t;
           in      flavor          : dev_flavor_t;
           out     status          : dev_status_t, CountInOut
           );
   
   routine device_set_filter(
                   device          : device_t;
           in      receive_port    : mach_port_send_t;
           in      priority        : int;
           in      filter          : filter_array_t
           );
   

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