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/*
* 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.
*/
/*
* Author: David B. Golub, Carnegie Mellon University
* Date: 8/89
*
* Device service utility routines.
*/
#ifndef DS_ROUTINES_H
#define DS_ROUTINES_H
#include <mach.h>
#include "io_req.h"
/*
* Map for device IO memory.
*/
//vm_map_t device_io_map;
kern_return_t device_read_alloc(io_req_t, vm_size_t);
kern_return_t device_write_get(io_req_t, boolean_t *);
boolean_t device_write_dealloc(io_req_t);
boolean_t ds_open_done(io_req_t);
boolean_t ds_read_done(io_req_t);
boolean_t ds_write_done(io_req_t);
void iowait (io_req_t ior);
#endif /* DS_ROUTINES_H */
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