]> git.saurik.com Git - apple/xnu.git/blame - osfmk/mach/flipc_device.h
xnu-792.22.5.tar.gz
[apple/xnu.git] / osfmk / mach / flipc_device.h
CommitLineData
1c79356b
A
1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
8f6c56a5 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
8f6c56a5
A
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
8ad349bb 24 * limitations under the License.
8f6c56a5
A
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b
A
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_ */