1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * @OSF_COPYRIGHT@
30 *
31 */
32/*
33 * HISTORY
34 *
35 * Revision 1.1.1.1  1998/09/22 21:05:29  wsanchez
36 * Import of Mac OS X kernel (~semeria)
37 *
38 * Revision 1.1.1.1  1998/03/07 02:25:45  wsanchez
39 * Import of OSF Mach kernel (~mburg)
40 *
41 * Revision 1.1.5.1  1995/06/13  18:20:16  sjs
42 * 	Merged from flipc_shared.
43 * 	[95/06/07            sjs]
44 *
45 * Revision 1.1.3.4  1995/04/05  21:21:58  randys
46 * 	Added allocations_lock_policy argument to usermsg_Init_Buffer set
47 * 	status call.
48 * 	[95/04/05            randys]
49 *
50 * Revision 1.1.3.3  1995/02/21  17:23:08  randys
51 * 	Re-indented code to four space indentation
52 * 	[1995/02/21  16:25:35  randys]
53 *
54 * Revision 1.1.3.2  1994/12/20  19:02:03  randys
55 * 	Added filename in comment at top of each file
56 * 	[1994/12/19  20:28:25  randys]
57 *
58 * Revision 1.1.3.1  1994/12/12  17:46:17  randys
59 * 	Putting initial flipc implementation under flipc_shared
60 * 	[1994/12/12  16:27:48  randys]
61 *
62 * Revision 1.1.1.2  1994/12/11  23:11:21  randys
63 * 	Initial flipc code checkin
64 *
65 * $EndLog$
66 */
67
68/*
69 * mach/flipc_device.h
70 *
71 * Declarations related to the device driver interface to FLIPC.
72 */
73
74#ifndef _MACH_FLIPC_DEVICE_H_
75#define _MACH_FLIPC_DEVICE_H_
76
77/*
78 * Definitions of constants both the ME and AIL need to know for
79 * communications through the device driver interface.  These are the
80 * possible values for the top 16 bits of the flavor parameter; the
81 * bottom 16 bits are extra information that may be needed (eg. to
82 * parameterize a request for semaphore in the get status routine).
83 */
84typedef enum {			/* Arguments.  */
85    /* Get status flavors.  */
86    usermsg_Get_Initialized_Status = 1, /* (int *init_p) */
87    usermsg_Get_Epgroup_Semaphore, /* (mach_port_t *semaphore) */
88    usermsg_Return_Allocations_Lock, /* (void) */
89
90    /* Set status flavors.  */
91    usermsg_Init_Buffer,		/* (int max_endpoints,
92					   int max_epgroups,
93					   int max_buffers,
94					   int max_buffers_per_endpoint,
95					   int allocations_lock_policy) */
96    usermsg_Process_Work,		/* (void) */
97    usermsg_Acquire_Allocations_Lock, /* (void) */
98    usermsg_Release_Allocations_Lock, /* (void) */
99    usermsg_Epgroup_Associate_Semaphore /* (int epgroup_idx, mach_port_t port) */
100} usermsg_devop_t;
101
102#define FLIPC_DEVICE_FLAVOR(devop, param)  (((devop)<<16)|(param))
103
104#endif /* _MACH_FLIPC_DEVICE_H_ */
105