1 | /*␊ |
2 | * Copyright (c) 2000-2005 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 | * Mach Operating System␊ |
33 | * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University␊ |
34 | * All Rights Reserved.␊ |
35 | * ␊ |
36 | * Permission to use, copy, modify and distribute this software and its␊ |
37 | * documentation is hereby granted, provided that both the copyright␊ |
38 | * notice and this permission notice appear in all copies of the␊ |
39 | * software, derivative works or modified versions, and any portions␊ |
40 | * thereof, and that both notices appear in supporting documentation.␊ |
41 | * ␊ |
42 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"␊ |
43 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR␊ |
44 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.␊ |
45 | * ␊ |
46 | * Carnegie Mellon requests users of this software to return to␊ |
47 | * ␊ |
48 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU␊ |
49 | * School of Computer Science␊ |
50 | * Carnegie Mellon University␊ |
51 | * Pittsburgh PA 15213-3890␊ |
52 | * ␊ |
53 | * any improvements or extensions that they make and grant Carnegie Mellon␊ |
54 | * the rights to redistribute these changes.␊ |
55 | */␊ |
56 | /*␊ |
57 | */␊ |
58 | ␊ |
59 | #ifndef␉_MACH_POLICY_H_␊ |
60 | #define _MACH_POLICY_H_␊ |
61 | ␊ |
62 | /*␊ |
63 | *␉mach/policy.h␊ |
64 | *␊ |
65 | *␉Definitions for scheduing policy.␊ |
66 | */␊ |
67 | ␊ |
68 | /*␊ |
69 | * All interfaces defined here are obsolete.␊ |
70 | */␊ |
71 | ␊ |
72 | #include <mach/boolean.h>␊ |
73 | #include <mach/message.h>␊ |
74 | #include <mach/vm_types.h>␊ |
75 | ␊ |
76 | /*␊ |
77 | *␉Old scheduling control interface␊ |
78 | */␊ |
79 | typedef int ␉␉␉␉policy_t;␊ |
80 | typedef integer_t␉␉␉*policy_info_t;␊ |
81 | typedef integer_t␉␉␉*policy_base_t;␊ |
82 | typedef integer_t␉␉␉*policy_limit_t;␊ |
83 | ␊ |
84 | /*␊ |
85 | *␉Policy definitions. Policies should be powers of 2,␊ |
86 | *␉but cannot be or'd together other than to test for a␊ |
87 | *␉policy 'class'.␊ |
88 | */␊ |
89 | #define␉POLICY_NULL␉␉0␉/* none␉␉␉*/␊ |
90 | #define␉POLICY_TIMESHARE␉1␉/* timesharing␉␉*/␊ |
91 | #define␉POLICY_RR␉␉2␉/* fixed round robin␉*/␊ |
92 | #define POLICY_FIFO␉␉4␉/* fixed fifo␉␉*/␊ |
93 | ␊ |
94 | #define __NEW_SCHEDULING_FRAMEWORK__␊ |
95 | ␊ |
96 | /*␊ |
97 | *␉Check if policy is of 'class' fixed-priority.␊ |
98 | */␊ |
99 | #define␉POLICYCLASS_FIXEDPRI␉(POLICY_RR | POLICY_FIFO)␊ |
100 | ␊ |
101 | /*␊ |
102 | *␉Check if policy is valid.␊ |
103 | */␊ |
104 | #define invalid_policy(policy)␉␉␉\␊ |
105 | ␉((policy) != POLICY_TIMESHARE &&␉\␊ |
106 | ␉ (policy) != POLICY_RR &&␉␉\␊ |
107 | ␉ (policy) != POLICY_FIFO)␊ |
108 | ␊ |
109 | ␊ |
110 | /*␊ |
111 | * ␉Types for TIMESHARE policy␊ |
112 | */␊ |
113 | struct policy_timeshare_base {␉␉␉␊ |
114 | ␉integer_t␉␉base_priority;␊ |
115 | };␊ |
116 | struct policy_timeshare_limit {␊ |
117 | ␉integer_t␉␉max_priority;␊ |
118 | };␊ |
119 | struct policy_timeshare_info {␊ |
120 | ␉integer_t␉␉max_priority;␊ |
121 | ␉integer_t␉␉base_priority;␊ |
122 | ␉integer_t␉␉cur_priority;␊ |
123 | ␉boolean_t␉␉depressed;␊ |
124 | ␉integer_t␉␉depress_priority;␊ |
125 | };␊ |
126 | ␊ |
127 | typedef struct policy_timeshare_base␉*policy_timeshare_base_t; ␊ |
128 | typedef struct policy_timeshare_limit␉*policy_timeshare_limit_t;␊ |
129 | typedef struct policy_timeshare_info␉*policy_timeshare_info_t;␊ |
130 | ␊ |
131 | typedef struct policy_timeshare_base␉policy_timeshare_base_data_t; ␊ |
132 | typedef struct policy_timeshare_limit␉policy_timeshare_limit_data_t;␊ |
133 | typedef struct policy_timeshare_info␉policy_timeshare_info_data_t;␊ |
134 | ␊ |
135 | ␊ |
136 | #define POLICY_TIMESHARE_BASE_COUNT␉((mach_msg_type_number_t) \␊ |
137 | ␉(sizeof(struct policy_timeshare_base)/sizeof(integer_t)))␊ |
138 | #define POLICY_TIMESHARE_LIMIT_COUNT␉((mach_msg_type_number_t) \␊ |
139 | ␉(sizeof(struct policy_timeshare_limit)/sizeof(integer_t)))␊ |
140 | #define POLICY_TIMESHARE_INFO_COUNT␉((mach_msg_type_number_t) \␊ |
141 | ␉(sizeof(struct policy_timeshare_info)/sizeof(integer_t)))␊ |
142 | ␊ |
143 | ␊ |
144 | /*␊ |
145 | *␉Types for the ROUND ROBIN (RR) policy␊ |
146 | */␊ |
147 | struct policy_rr_base {␉␉␉␉␊ |
148 | ␉integer_t␉␉base_priority;␊ |
149 | ␉integer_t␉␉quantum;␊ |
150 | };␊ |
151 | struct policy_rr_limit {␊ |
152 | ␉integer_t␉␉max_priority;␊ |
153 | };␊ |
154 | struct policy_rr_info {␊ |
155 | ␉integer_t␉␉max_priority;␊ |
156 | ␉integer_t␉␉base_priority;␊ |
157 | ␉integer_t␉␉quantum;␊ |
158 | ␉boolean_t␉␉depressed;␊ |
159 | ␉integer_t␉␉depress_priority;␊ |
160 | };␊ |
161 | ␊ |
162 | typedef struct policy_rr_base␉␉*policy_rr_base_t;␊ |
163 | typedef struct policy_rr_limit␉␉*policy_rr_limit_t;␊ |
164 | typedef struct policy_rr_info␉␉*policy_rr_info_t;␊ |
165 | ␊ |
166 | typedef struct policy_rr_base␉␉policy_rr_base_data_t;␊ |
167 | typedef struct policy_rr_limit␉␉policy_rr_limit_data_t;␊ |
168 | typedef struct policy_rr_info␉␉policy_rr_info_data_t;␊ |
169 | ␊ |
170 | #define POLICY_RR_BASE_COUNT␉((mach_msg_type_number_t)␉\␊ |
171 | ␉(sizeof(struct policy_rr_base)/sizeof(integer_t)))␊ |
172 | #define POLICY_RR_LIMIT_COUNT␉((mach_msg_type_number_t)␉\␊ |
173 | ␉(sizeof(struct policy_rr_limit)/sizeof(integer_t)))␊ |
174 | #define POLICY_RR_INFO_COUNT␉((mach_msg_type_number_t)␉\␊ |
175 | ␉(sizeof(struct policy_rr_info)/sizeof(integer_t)))␊ |
176 | ␊ |
177 | ␊ |
178 | /*␊ |
179 | * ␉Types for the FIRST-IN-FIRST-OUT (FIFO) policy␊ |
180 | */␊ |
181 | struct policy_fifo_base {␉␉␊ |
182 | ␉integer_t␉␉base_priority;␊ |
183 | };␊ |
184 | struct policy_fifo_limit {␊ |
185 | ␉integer_t␉␉max_priority;␊ |
186 | };␊ |
187 | struct policy_fifo_info {␊ |
188 | ␉integer_t␉␉max_priority;␊ |
189 | ␉integer_t␉␉base_priority;␊ |
190 | ␉boolean_t␉␉depressed;␊ |
191 | ␉integer_t␉␉depress_priority;␊ |
192 | };␊ |
193 | ␊ |
194 | typedef struct policy_fifo_base␉␉*policy_fifo_base_t;␊ |
195 | typedef struct policy_fifo_limit␉*policy_fifo_limit_t;␊ |
196 | typedef struct policy_fifo_info␉␉*policy_fifo_info_t;␊ |
197 | ␊ |
198 | typedef struct policy_fifo_base␉␉policy_fifo_base_data_t;␊ |
199 | typedef struct policy_fifo_limit␉policy_fifo_limit_data_t;␊ |
200 | typedef struct policy_fifo_info␉␉policy_fifo_info_data_t;␊ |
201 | ␊ |
202 | #define POLICY_FIFO_BASE_COUNT␉((mach_msg_type_number_t)␉\␊ |
203 | ␉(sizeof(struct policy_fifo_base)/sizeof(integer_t)))␊ |
204 | #define POLICY_FIFO_LIMIT_COUNT␉((mach_msg_type_number_t)␉\␊ |
205 | ␉(sizeof(struct policy_fifo_limit)/sizeof(integer_t)))␊ |
206 | #define POLICY_FIFO_INFO_COUNT␉((mach_msg_type_number_t)␉\␊ |
207 | ␉(sizeof(struct policy_fifo_info)/sizeof(integer_t)))␊ |
208 | ␊ |
209 | /*␊ |
210 | * ␉Aggregate policy types␊ |
211 | */␊ |
212 | ␊ |
213 | struct policy_bases {␊ |
214 | ␉policy_timeshare_base_data_t␉ts;␊ |
215 | ␉policy_rr_base_data_t␉␉rr;␊ |
216 | ␉policy_fifo_base_data_t␉␉fifo;␊ |
217 | };␊ |
218 | ␊ |
219 | struct policy_limits {␊ |
220 | ␉policy_timeshare_limit_data_t␉ts;␊ |
221 | ␉policy_rr_limit_data_t␉␉rr;␊ |
222 | ␉policy_fifo_limit_data_t␉fifo;␊ |
223 | };␊ |
224 | ␊ |
225 | struct policy_infos {␊ |
226 | ␉policy_timeshare_info_data_t␉ts;␊ |
227 | ␉policy_rr_info_data_t␉␉rr;␊ |
228 | ␉policy_fifo_info_data_t␉␉fifo;␊ |
229 | };␊ |
230 | ␊ |
231 | typedef struct policy_bases␉␉policy_base_data_t;␊ |
232 | typedef struct policy_limits␉␉policy_limit_data_t;␊ |
233 | typedef struct policy_infos␉␉policy_info_data_t;␊ |
234 | ␊ |
235 | #endif␉/* _MACH_POLICY_H_ */␊ |
236 | |