1 /* 2 * Copyright 1991-1998 by Open Software Foundation, Inc. 3 * All Rights Reserved 4 * 5 * Permission to use, copy, modify, and distribute this software and 6 * its documentation for any purpose and without fee is hereby granted, 7 * provided that the above copyright notice appears in all copies and 8 * that both the copyright notice and this permission notice appear in 9 * supporting documentation. 10 * 11 * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE 12 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 13 * FOR A PARTICULAR PURPOSE. 14 * 15 * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR 16 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 17 * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, 18 * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 19 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 20 */ 21 /* 22 * MkLinux 23 */ 24 /* CMU_HIST */ 25 /* 26 * Revision 2.4 91/05/14 16:58:46 mrt 27 * Correcting copyright 28 * 29 * Revision 2.3 91/02/05 17:35:31 mrt 30 * Changed to new Mach copyright 31 * [91/02/01 17:20:39 mrt] 32 * 33 * Revision 2.2 90/06/02 14:59:49 rpd 34 * Created for new host/processor technology. 35 * [90/03/26 23:51:38 rpd] 36 * 37 * Merge to X96 38 * [89/08/02 23:12:21 dlb] 39 * 40 * Add scheduling flavor of information. 41 * [89/07/25 18:52:18 dlb] 42 * 43 * Add load average and mach factor to processor set basic info. 44 * [89/02/09 dlb] 45 * 46 * Revision 2.3 89/10/15 02:05:54 rpd 47 * Minor cleanups. 48 * 49 * Revision 2.2 89/10/11 14:41:03 dlb 50 * Add scheduling flavor of information. 51 * 52 * Add load average and mach factor to processor set basic info. 53 * [89/02/09 dlb] 54 * 55 */ 56 /* CMU_ENDHIST */ 57 /* 58 * Mach Operating System 59 * Copyright (c) 1991,1990,1989 Carnegie Mellon University 60 * All Rights Reserved. 61 * 62 * Permission to use, copy, modify and distribute this software and its 63 * documentation is hereby granted, provided that both the copyright 64 * notice and this permission notice appear in all copies of the 65 * software, derivative works or modified versions, and any portions 66 * thereof, and that both notices appear in supporting documentation. 67 * 68 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 69 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 70 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 71 * 72 * Carnegie Mellon requests users of this software to return to 73 * 74 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 75 * School of Computer Science 76 * Carnegie Mellon University 77 * Pittsburgh PA 15213-3890 78 * 79 * any improvements or extensions that they make and grant Carnegie Mellon 80 * the rights to redistribute these changes. 81 */ 82 /* 83 */ 84 85 /* 86 * File: mach/processor_info.h 87 * Author: David L. Black 88 * Date: 1988 89 * 90 * Data structure definitions for processor_info, processor_set_info 91 */ 92 93 #ifndef _MACH_PROCESSOR_INFO_H_ 94 #define _MACH_PROCESSOR_INFO_H_ 95 96 #include <sys/mach/machine.h> 97 98 /* 99 * Generic information structure to allow for expansion. 100 */ 101 typedef integer_t *mach_processor_info_t; /* varying array of int. */ 102 typedef mach_processor_info_t *processor_info_array_t; 103 104 #define PROCESSOR_INFO_MAX (1024) /* max array size */ 105 typedef integer_t processor_info_data_t[PROCESSOR_INFO_MAX]; 106 107 108 typedef integer_t *processor_set_info_t; /* varying array of int. */ 109 110 #define PROCESSOR_SET_INFO_MAX (1024) /* max array size */ 111 typedef integer_t processor_set_info_data_t[PROCESSOR_SET_INFO_MAX]; 112 113 114 typedef int *processor_slot_t; /* varying array of int. */ 115 116 /* 117 * Currently defined information. 118 */ 119 typedef int processor_flavor_t; 120 #define PROCESSOR_BASIC_INFO 1 /* basic information */ 121 122 struct processor_basic_info { 123 cpu_type_t cpu_type; /* type of cpu */ 124 cpu_subtype_t cpu_subtype; /* subtype of cpu */ 125 boolean_t running; /* is processor running */ 126 int slot_num; /* slot number */ 127 boolean_t is_master; /* is this the master processor */ 128 }; 129 130 typedef struct processor_basic_info processor_basic_info_data_t; 131 typedef struct processor_basic_info *processor_basic_info_t; 132 #define PROCESSOR_BASIC_INFO_COUNT \ 133 (sizeof(processor_basic_info_data_t)/sizeof(natural_t)) 134 135 /* 136 * Scaling factor for load_average, mach_factor. 137 */ 138 #define LOAD_SCALE 1000 139 140 typedef int processor_set_flavor_t; 141 #define PROCESSOR_SET_BASIC_INFO 5 /* basic information */ 142 143 struct processor_set_basic_info { 144 int processor_count; /* How many processors */ 145 int default_policy; /* When others not enabled */ 146 }; 147 148 typedef struct processor_set_basic_info processor_set_basic_info_data_t; 149 typedef struct processor_set_basic_info *processor_set_basic_info_t; 150 #define PROCESSOR_SET_BASIC_INFO_COUNT \ 151 (sizeof(processor_set_basic_info_data_t)/sizeof(natural_t)) 152 153 #define PROCESSOR_SET_LOAD_INFO 4 /* scheduling statistics */ 154 155 struct processor_set_load_info { 156 int task_count; /* How many tasks */ 157 int thread_count; /* How many threads */ 158 integer_t load_average; /* Scaled */ 159 integer_t mach_factor; /* Scaled */ 160 }; 161 162 typedef struct processor_set_load_info processor_set_load_info_data_t; 163 typedef struct processor_set_load_info *processor_set_load_info_t; 164 #define PROCESSOR_SET_LOAD_INFO_COUNT \ 165 (sizeof(processor_set_load_info_data_t)/sizeof(natural_t)) 166 167 168 /* 169 * New scheduling control interface 170 */ 171 #define PROCESSOR_SET_ENABLED_POLICIES 3 172 #define PROCESSOR_SET_ENABLED_POLICIES_COUNT \ 173 (sizeof(policy_t)/sizeof(natural_t)) 174 175 #define PROCESSOR_SET_TIMESHARE_DEFAULT 10 176 #define PROCESSOR_SET_TIMESHARE_LIMITS 11 177 178 #define PROCESSOR_SET_RR_DEFAULT 20 179 #define PROCESSOR_SET_RR_LIMITS 21 180 181 #define PROCESSOR_SET_FIFO_DEFAULT 30 182 #define PROCESSOR_SET_FIFO_LIMITS 31 183 184 #endif /* _MACH_PROCESSOR_INFO_H_ */ 185