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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
*
* Request-only side of device interface.
*/
subsystem device_request 2800; /* to match device.defs */
#include <device/device_types.defs>
serverprefix ds_;
type reply_port_t = MACH_MSG_TYPE_MAKE_SEND_ONCE
ctype: mach_port_t
#ifndef KERNEL_SERVER
#ifdef MACH_PAYLOAD_TO_PORT
intranpayload: mach_port_t MACH_PAYLOAD_TO_PORT
#endif /* MACH_PAYLOAD_TO_PORT */
#endif /* KERNEL_SERVER */
;
simpleroutine device_open_request(
device_server_port : mach_port_t;
ureplyport reply_port : reply_port_t;
in mode : dev_mode_t;
in name : dev_name_t
);
skip; /* device_close */
simpleroutine device_write_request(
device : device_t;
ureplyport reply_port : reply_port_t;
in mode : dev_mode_t;
in recnum : recnum_t;
in data : io_buf_ptr_t
);
simpleroutine device_write_request_inband(
device : device_t;
ureplyport reply_port : reply_port_t;
in mode : dev_mode_t;
in recnum : recnum_t;
in data : io_buf_ptr_inband_t
);
simpleroutine device_read_request(
device : device_t;
ureplyport reply_port : reply_port_t;
in mode : dev_mode_t;
in recnum : recnum_t;
in bytes_wanted : int
);
simpleroutine device_read_request_inband(
device : device_t;
ureplyport reply_port : reply_port_t;
in mode : dev_mode_t;
in recnum : recnum_t;
in bytes_wanted : int
);
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