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 2.4.2.1 92/01/09 18:44:17 jsb 27 * From durriya@ri.osf.org: defined kernel_boot_info_t. 28 * [92/01/08 15:01:53 jsb] 29 * 30 * Revision 2.4 91/05/14 16:51:48 mrt 31 * Correcting copyright 32 * 33 * Revision 2.3 91/02/05 17:31:58 mrt 34 * Changed to new Mach copyright 35 * [91/02/01 17:17:13 mrt] 36 * 37 * Revision 2.2 90/06/02 14:57:58 rpd 38 * Added HOST_LOAD_INFO and related definitions. 39 * [90/04/27 rpd] 40 * Created for new host/processor technology. 41 * [90/03/26 23:50:51 rpd] 42 * 43 * Cleanup changes. 44 * [89/08/02 dlb] 45 * Add sched_info flavor to return minimum times for use by 46 * external schedulers. 47 * [89/06/08 dlb] 48 * Added kernel_version type definitions. 49 * [88/12/02 dlb] 50 * 51 * Revision 2.4 89/10/15 02:05:31 rpd 52 * Minor cleanups. 53 * 54 * Revision 2.3 89/10/11 17:32:15 dlb 55 * Include mach/machine/vm_types.h instead of mach/vm_param.h 56 * [89/10/11 dlb] 57 * 58 * Revision 2.2 89/10/11 14:36:55 dlb 59 * Add sched_info flavor to return minimum times for use by 60 * external schedulers. 61 * [89/06/08 dlb] 62 * 63 * Added kernel_version type definitions. 64 * [88/12/02 dlb] 65 * 66 * 30-Nov-88 David Black (dlb) at Carnegie-Mellon University 67 * Created. 2 flavors so far: basic info, slot numbers. 68 * 69 */ 70 /* CMU_ENDHIST */ 71 /* 72 * Mach Operating System 73 * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University 74 * All Rights Reserved. 75 * 76 * Permission to use, copy, modify and distribute this software and its 77 * documentation is hereby granted, provided that both the copyright 78 * notice and this permission notice appear in all copies of the 79 * software, derivative works or modified versions, and any portions 80 * thereof, and that both notices appear in supporting documentation. 81 * 82 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 83 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 84 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 85 * 86 * Carnegie Mellon requests users of this software to return to 87 * 88 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 89 * School of Computer Science 90 * Carnegie Mellon University 91 * Pittsburgh PA 15213-3890 92 * 93 * any improvements or extensions that they make and grant Carnegie Mellon 94 * the rights to redistribute these changes. 95 */ 96 /* 97 */ 98 99 /* 100 * File: mach/host_info.h 101 * 102 * Definitions for host_info call. 103 */ 104 105 #ifndef _MACH_HOST_INFO_H_ 106 #define _MACH_HOST_INFO_H_ 107 108 #include <sys/mach/vm_statistics.h> 109 #include <sys/mach/machine.h> 110 111 #include <sys/mach/time_value.h> 112 113 /* 114 * Generic information structure to allow for expansion. 115 */ 116 typedef integer_t *host_info64_t; /* varying array of int. */ 117 typedef integer_t *host_info_t; /* varying array of int. */ 118 119 #define HOST_INFO_MAX (1024) /* max array size */ 120 typedef integer_t host_info_data_t[HOST_INFO_MAX]; 121 122 #define KERNEL_VERSION_MAX (512) 123 typedef char kernel_version_t[KERNEL_VERSION_MAX]; 124 125 #define KERNEL_BOOT_INFO_MAX (4096) 126 typedef char kernel_boot_info_t[KERNEL_BOOT_INFO_MAX]; 127 128 #define KERNEL_BOOTMAGIC_MAX (8192) 129 130 /* 131 * Currently defined information. 132 */ 133 /* host_info() */ 134 typedef integer_t host_flavor_t; 135 #define HOST_BASIC_INFO 1 /* basic info */ 136 #define HOST_SCHED_INFO 3 /* scheduling info */ 137 #define HOST_RESOURCE_SIZES 4 /* kernel struct sizes */ 138 #define HOST_PRIORITY_INFO 5 /* priority information */ 139 #define HOST_PAGING_INFO 6 /* VM/paging info */ 140 141 struct host_basic_info { 142 integer_t max_cpus; /* max number of cpus possible */ 143 integer_t avail_cpus; /* number of cpus now available */ 144 vm_size_t memory_size; /* size of memory in bytes */ 145 cpu_type_t cpu_type; /* cpu type */ 146 cpu_subtype_t cpu_subtype; /* cpu subtype */ 147 }; 148 149 typedef struct host_basic_info host_basic_info_data_t; 150 typedef struct host_basic_info *host_basic_info_t; 151 #define HOST_BASIC_INFO_COUNT \ 152 (sizeof(host_basic_info_data_t)/sizeof(integer_t)) 153 154 struct host_sched_info { 155 integer_t min_timeout; /* minimum timeout in milliseconds */ 156 integer_t min_quantum; /* minimum quantum in milliseconds */ 157 }; 158 159 typedef struct host_sched_info host_sched_info_data_t; 160 typedef struct host_sched_info *host_sched_info_t; 161 #define HOST_SCHED_INFO_COUNT \ 162 (sizeof(host_sched_info_data_t)/sizeof(integer_t)) 163 164 struct kernel_resource_sizes { 165 vm_size_t task; 166 vm_size_t thread; 167 vm_size_t port; 168 vm_size_t memory_region; 169 vm_size_t memory_object; 170 }; 171 172 typedef struct kernel_resource_sizes kernel_resource_sizes_data_t; 173 typedef struct kernel_resource_sizes *kernel_resource_sizes_t; 174 #define HOST_RESOURCE_SIZES_COUNT \ 175 (sizeof(kernel_resource_sizes_data_t)/sizeof(integer_t)) 176 177 struct host_priority_info { 178 integer_t kernel_priority; 179 integer_t system_priority; 180 integer_t server_priority; 181 integer_t user_priority; 182 integer_t depress_priority; 183 integer_t idle_priority; 184 integer_t minimum_priority; 185 integer_t maximum_priority; 186 }; 187 188 typedef struct host_priority_info host_priority_info_data_t; 189 typedef struct host_priority_info *host_priority_info_t; 190 #define HOST_PRIORITY_INFO_COUNT \ 191 (sizeof(host_priority_info_data_t)/sizeof(integer_t)) 192 193 /* host_statistics() */ 194 #define HOST_LOAD_INFO 1 /* System loading stats */ 195 #define HOST_VM_INFO 2 /* Virtual memory stats */ 196 #define HOST_CPU_LOAD_INFO 3 /* CPU load stats */ 197 198 struct host_load_info { 199 integer_t avenrun[3]; /* scaled by LOAD_SCALE */ 200 integer_t mach_factor[3]; /* scaled by LOAD_SCALE */ 201 }; 202 203 typedef struct host_load_info host_load_info_data_t; 204 typedef struct host_load_info *host_load_info_t; 205 #define HOST_LOAD_INFO_COUNT \ 206 (sizeof(host_load_info_data_t)/sizeof(integer_t)) 207 208 /* in <mach/vm_statistics.h> */ 209 #define HOST_VM_INFO_COUNT \ 210 (sizeof(vm_statistics_data_t)/sizeof(integer_t)) 211 212 struct host_cpu_load_info { /* number of ticks while running... */ 213 unsigned long cpu_ticks[CPU_STATE_MAX]; /* ... in the given mode */ 214 }; 215 typedef struct host_cpu_load_info host_cpu_load_info_data_t; 216 typedef struct host_cpu_load_info *host_cpu_load_info_t; 217 #define HOST_CPU_LOAD_INFO_COUNT \ 218 (sizeof (host_cpu_load_info_data_t) / sizeof (integer_t)) 219 220 struct host_paging_info { 221 time_value_t sample_time; /* (TOD) time sample taken */ 222 time_value_t reset_time; /* (TOD) time at last reset */ 223 224 /* Information about page queues */ 225 long pagesize; /* page size in bytes */ 226 long free_count; /* # of pages free */ 227 long active_count; /* # of pages active */ 228 long inactive_count; /* # of pages inactive */ 229 long wire_count; /* # of pages wired down */ 230 231 /* Information about page faults */ 232 long faults; /* # of faults */ 233 long zero_fill_count; /* # of zero fill pages */ 234 long pageins; /* # of faults resulting in pageins */ 235 long pages_pagedin; /* # of pages paged in */ 236 long cow_faults; /* # of copy-on-write faults */ 237 long reactivations; /* # of pages reactivated */ 238 239 /* Information about object cache performance */ 240 long lookups; /* object cache lookups */ 241 long hits; /* object cache hits */ 242 243 /* Information about page replacement algorithm */ 244 long pageouts; /* # of pageout operations (clusters) */ 245 long pages_pagedout; /* # of pages paged out */ 246 }; 247 248 typedef struct host_paging_info host_paging_info_data_t; 249 typedef struct host_paging_info *host_paging_info_t; 250 #define HOST_PAGING_INFO_COUNT \ 251 (sizeof(host_paging_info_data_t)/sizeof(int)) 252 253 #endif /* _MACH_HOST_INFO_H_ */ 254