Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/compat/mach/mach_vm.h
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1 /* $NetBSD: mach_vm.h,v 1.30 2008/04/28 20:23:45 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 2002-2003 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Emmanuel Dreyfus 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _MACH_VM_H_ 33 #define _MACH_VM_H_ 34 35 36 #include <sys/types.h> 37 #include <sys/param.h> 38 39 #include <compat/mach/mach_types.h> 40 #include <compat/mach/mach_message.h> 41 42 #define MACH_ALTERNATE_LOAD_SITE 1 43 #define MACH_NEW_LOCAL_SHARED_REGIONS 2 44 #define MACH_QUERY_IS_SYSTEM_REGION 4 45 #define MACH_SF_PREV_LOADED 1 46 #define MACH_SYSTEM_REGION_BACKED 2 47 48 #define MACH_VM_PROT_COW 0x8 49 #define MACH_VM_PROT_ZF 0x10 50 51 typedef struct mach_sf_mapping { 52 mach_vm_offset_t mapping_offset; 53 mach_vm_size_t size; 54 mach_vm_offset_t file_offset; 55 mach_vm_prot_t protection; 56 mach_vm_offset_t cksum; 57 } mach_sf_mapping_t; 58 59 struct mach_vm_region_basic_info { 60 mach_vm_prot_t protection; 61 mach_vm_prot_t max_protection; 62 mach_vm_inherit_t inheritance; 63 mach_boolean_t shared; 64 mach_boolean_t reserved; 65 mach_vm_offset_t offset; 66 mach_vm_behavior_t behavior; 67 unsigned short user_wired_count; 68 }; 69 70 /* There is no difference between 32 and 64 bits versions */ 71 struct mach_vm_region_basic_info_64 { 72 mach_vm_prot_t protection; 73 mach_vm_prot_t max_protection; 74 mach_vm_inherit_t inheritance; 75 mach_boolean_t shared; 76 mach_boolean_t reserved; 77 mach_vm_offset_t offset; 78 mach_vm_behavior_t behavior; 79 unsigned short user_wired_count; 80 }; 81 82 /* mach_vm_behavior_t values */ 83 #define MACH_VM_BEHAVIOR_DEFAULT 0 84 #define MACH_VM_BEHAVIOR_RANDOM 1 85 #define MACH_VM_BEHAVIOR_SEQUENTIAL 2 86 #define MACH_VM_BEHAVIOR_RSEQNTL 3 87 #define MACH_VM_BEHAVIOR_WILLNEED 4 88 #define MACH_VM_BEHAVIOR_DONTNEED 5 89 90 /* vm_map */ 91 #define MACH_VM_INHERIT_SHARE 0 92 #define MACH_VM_INHERIT_COPY 1 93 #define MACH_VM_INHERIT_NONE 2 94 #define MACH_VM_INHERIT_DONATE_COPY 3 95 typedef struct { 96 mach_msg_header_t req_msgh; 97 mach_msg_body_t req_body; 98 mach_msg_port_descriptor_t req_object; 99 mach_ndr_record_t req_ndr; 100 mach_vm_address_t req_address; 101 mach_vm_size_t req_size; 102 mach_vm_address_t req_mask; 103 int req_flags; 104 mach_vm_offset_t req_offset; 105 mach_boolean_t req_copy; 106 mach_vm_prot_t req_cur_protection; 107 mach_vm_prot_t req_max_protection; 108 mach_vm_inherit_t req_inherance; 109 } mach_vm_map_request_t; 110 111 typedef struct { 112 mach_msg_header_t rep_msgh; 113 mach_ndr_record_t rep_ndr; 114 mach_kern_return_t rep_retval; 115 mach_vm_address_t rep_address; 116 mach_msg_trailer_t rep_trailer; 117 } mach_vm_map_reply_t; 118 119 /* vm_allocate */ 120 #define MACH_VM_FLAGS_ANYWHERE 1 121 typedef struct { 122 mach_msg_header_t req_msgh; 123 mach_ndr_record_t req_ndr; 124 mach_vm_address_t req_address; 125 mach_vm_size_t req_size; 126 int req_flags; 127 } mach_vm_allocate_request_t; 128 129 130 typedef struct { 131 mach_msg_header_t rep_msgh; 132 mach_ndr_record_t rep_ndr; 133 mach_kern_return_t rep_retval; 134 mach_vm_address_t rep_address; 135 mach_msg_trailer_t rep_trailer; 136 } mach_vm_allocate_reply_t; 137 138 /* vm_deallocate */ 139 140 typedef struct { 141 mach_msg_header_t req_msgh; 142 mach_ndr_record_t req_ndr; 143 mach_vm_address_t req_address; 144 mach_vm_size_t req_size; 145 } mach_vm_deallocate_request_t; 146 147 typedef struct { 148 mach_msg_header_t rep_msgh; 149 mach_ndr_record_t rep_ndr; 150 mach_kern_return_t rep_retval; 151 mach_msg_trailer_t rep_trailer; 152 } mach_vm_deallocate_reply_t; 153 154 /* vm_wire */ 155 156 typedef struct { 157 mach_msg_header_t req_msgh; 158 mach_msg_body_t req_body; 159 mach_msg_port_descriptor_t req_task; 160 mach_ndr_record_t req_ndr; 161 mach_vm_address_t req_address; 162 mach_vm_size_t req_size; 163 mach_vm_prot_t req_access; 164 } mach_vm_wire_request_t; 165 166 typedef struct { 167 mach_msg_header_t rep_msgh; 168 mach_ndr_record_t rep_ndr; 169 mach_kern_return_t rep_retval; 170 mach_msg_trailer_t rep_trailer; 171 } mach_vm_wire_reply_t; 172 173 /* vm_protect */ 174 175 typedef struct { 176 mach_msg_header_t req_msgh; 177 mach_ndr_record_t req_ndr; 178 mach_vm_address_t req_addr; 179 mach_vm_size_t req_size; 180 mach_boolean_t req_set_maximum; 181 mach_vm_prot_t req_prot; 182 } mach_vm_protect_request_t; 183 184 typedef struct { 185 mach_msg_header_t rep_msgh; 186 mach_ndr_record_t rep_ndr; 187 mach_kern_return_t rep_retval; 188 mach_msg_trailer_t rep_trailer; 189 } mach_vm_protect_reply_t; 190 191 /* vm_inherit */ 192 typedef struct { 193 mach_msg_header_t req_msgh; 194 mach_ndr_record_t req_ndr; 195 mach_vm_address_t req_addr; 196 mach_vm_size_t req_size; 197 mach_vm_inherit_t req_inh; 198 } mach_vm_inherit_request_t; 199 200 typedef struct { 201 mach_msg_header_t rep_msgh; 202 mach_ndr_record_t rep_ndr; 203 mach_kern_return_t rep_retval; 204 mach_msg_trailer_t rep_trailer; 205 } mach_vm_inherit_reply_t; 206 207 /* 208 * make_memory_entry_64 209 */ 210 211 typedef struct { 212 mach_msg_header_t req_msgh; 213 mach_msg_body_t req_body; 214 mach_msg_port_descriptor_t req_parent_entry; 215 mach_ndr_record_t req_ndr; 216 mach_memory_object_size_t req_size; 217 mach_memory_object_offset_t req_offset; 218 mach_vm_prot_t req_perm; 219 } __packed mach_make_memory_entry_64_request_t; 220 221 typedef struct { 222 mach_msg_header_t rep_msgh; 223 mach_msg_body_t rep_body; 224 mach_msg_port_descriptor_t rep_obj_handle; 225 mach_ndr_record_t rep_ndr; 226 mach_memory_object_size_t rep_size; 227 mach_msg_trailer_t rep_trailer; 228 } __packed mach_make_memory_entry_64_reply_t; 229 230 /* vm_region */ 231 232 #define MACH_VM_REGION_BASIC_INFO 10 233 typedef struct { 234 mach_msg_header_t req_msgh; 235 mach_ndr_record_t req_ndr; 236 mach_vm_address_t req_addr; 237 mach_vm_region_flavor_t req_flavor; 238 mach_msg_type_number_t req_count; 239 } mach_vm_region_request_t; 240 241 typedef struct { 242 mach_msg_header_t rep_msgh; 243 mach_msg_body_t rep_body; 244 mach_msg_port_descriptor_t rep_obj; 245 mach_ndr_record_t rep_ndr; 246 mach_msg_type_number_t rep_addr; 247 mach_vm_size_t rep_size; 248 mach_msg_type_number_t rep_count; 249 int rep_info[9]; 250 mach_msg_trailer_t rep_trailer; 251 } mach_vm_region_reply_t; 252 253 /* vm_region_64 */ 254 255 typedef struct { 256 mach_msg_header_t req_msgh; 257 mach_ndr_record_t req_ndr; 258 mach_vm_address_t req_addr; 259 mach_vm_region_flavor_t req_flavor; 260 mach_msg_type_number_t req_count; 261 } mach_vm_region_64_request_t; 262 263 typedef struct { 264 mach_msg_header_t rep_msgh; 265 mach_msg_body_t rep_body; 266 mach_msg_port_descriptor_t rep_obj; 267 mach_ndr_record_t rep_ndr; 268 mach_vm_address_t rep_addr; 269 mach_vm_size_t rep_size; 270 mach_msg_type_number_t rep_count; 271 int rep_info[10]; 272 mach_msg_trailer_t rep_trailer; 273 } mach_vm_region_64_reply_t; 274 275 /* vm_msync */ 276 #define MACH_VM_SYNC_ASYNCHRONOUS 0x01 277 #define MACH_VM_SYNC_SYNCHRONOUS 0x02 278 #define MACH_VM_SYNC_INVALIDATE 0x04 279 #define MACH_VM_SYNC_KILLPAGES 0x08 280 #define MACH_VM_SYNC_DEACTIVATE 0x10 281 typedef struct { 282 mach_msg_header_t req_msgh; 283 mach_ndr_record_t req_ndr; 284 mach_vm_address_t req_addr; 285 mach_vm_size_t req_size; 286 mach_vm_sync_t req_flags; 287 } mach_vm_msync_request_t; 288 289 typedef struct { 290 mach_msg_header_t rep_msgh; 291 mach_ndr_record_t rep_ndr; 292 mach_kern_return_t rep_retval; 293 mach_msg_trailer_t rep_trailer; 294 } mach_vm_msync_reply_t; 295 296 /* vm_copy */ 297 typedef struct { 298 mach_msg_header_t req_msgh; 299 mach_ndr_record_t req_ndr; 300 mach_vm_address_t req_src; 301 mach_vm_size_t req_size; 302 mach_vm_address_t req_addr; 303 } mach_vm_copy_request_t; 304 305 typedef struct { 306 mach_msg_header_t rep_msgh; 307 mach_ndr_record_t rep_ndr; 308 mach_kern_return_t rep_retval; 309 mach_msg_trailer_t rep_trailer; 310 } mach_vm_copy_reply_t; 311 312 /* vm_read */ 313 314 typedef struct { 315 mach_msg_header_t req_msgh; 316 mach_ndr_record_t req_ndr; 317 mach_vm_address_t req_addr; 318 mach_vm_size_t req_size; 319 } mach_vm_read_request_t; 320 321 typedef struct { 322 mach_msg_header_t rep_msgh; 323 mach_msg_body_t rep_body; 324 mach_msg_ool_descriptor_t rep_data; 325 mach_ndr_record_t rep_ndr; 326 mach_msg_type_number_t rep_count; 327 mach_msg_trailer_t rep_trailer; 328 } mach_vm_read_reply_t; 329 330 /* vm_write */ 331 332 typedef struct { 333 mach_msg_header_t req_msgh; 334 mach_msg_body_t req_body; 335 mach_msg_ool_descriptor_t req_data; 336 mach_ndr_record_t req_ndr; 337 mach_vm_address_t req_addr; 338 mach_msg_type_number_t req_count; 339 } mach_vm_write_request_t; 340 341 typedef struct { 342 mach_msg_header_t rep_msgh; 343 mach_ndr_record_t rep_ndr; 344 mach_msg_type_number_t rep_retval; 345 mach_msg_trailer_t rep_trailer; 346 } mach_vm_write_reply_t; 347 348 /* vm_machine_attribute */ 349 350 #define MACH_MATTR_CACHE 1 351 #define MACH_MATTR_MIGRATE 2 352 #define MACH_MATTR_REPLICATE 4 353 354 #define MACH_MATTR_VAL_OFF 0 355 #define MACH_MATTR_VAL_ON 1 356 #define MACH_MATTR_VAL_GET 2 357 #define MACH_MATTR_VAL_CACHE_FLUSH 6 358 #define MACH_MATTR_VAL_DCACHE_FLUSH 7 359 #define MACH_MATTR_VAL_ICACHE_FLUSH 8 360 #define MACH_MATTR_VAL_CACHE_SYNC 9 361 #define MACH_MATTR_VAL_GET_INFO 10 362 363 typedef struct { 364 mach_msg_header_t req_msgh; 365 mach_ndr_record_t req_ndr; 366 mach_vm_address_t req_addr; 367 mach_vm_address_t req_size; 368 mach_vm_machine_attribute_t req_attribute; 369 mach_vm_machine_attribute_val_t req_value; 370 } mach_vm_machine_attribute_request_t; 371 372 typedef struct { 373 mach_msg_header_t rep_msgh; 374 mach_ndr_record_t rep_ndr; 375 mach_msg_type_number_t rep_retval; 376 mach_vm_machine_attribute_val_t rep_value; 377 mach_msg_trailer_t rep_trailer; 378 } mach_vm_machine_attribute_reply_t; 379 380 /* Kernel-private structures */ 381 382 struct mach_memory_entry { 383 struct proc *mme_proc; 384 vaddr_t mme_offset; 385 size_t mme_size; 386 }; 387 388 /* These are machine dependent functions */ 389 int mach_vm_machine_attribute_machdep(struct lwp *, vaddr_t, size_t, int *); 390 391 #endif /* _MACH_VM_H_ */
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