linux.hh revision 11414:cfad34a15729
1/* 2 * Copyright (c) 2010, 2011-2012, 2015 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * 14 * Copyright (c) 2003-2005 The Regents of The University of Michigan 15 * Copyright (c) 2007-2008 The Florida State University 16 * All rights reserved. 17 * 18 * Redistribution and use in source and binary forms, with or without 19 * modification, are permitted provided that the following conditions are 20 * met: redistributions of source code must retain the above copyright 21 * notice, this list of conditions and the following disclaimer; 22 * redistributions in binary form must reproduce the above copyright 23 * notice, this list of conditions and the following disclaimer in the 24 * documentation and/or other materials provided with the distribution; 25 * neither the name of the copyright holders nor the names of its 26 * contributors may be used to endorse or promote products derived from 27 * this software without specific prior written permission. 28 * 29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 30 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 31 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 32 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 33 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 34 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 35 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 36 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 37 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 38 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 39 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 40 * 41 * Authors: Ali Saidi 42 * Stephen Hines 43 */ 44 45#ifndef __ARCH_ARM_LINUX_LINUX_HH__ 46#define __ARCH_ARM_LINUX_LINUX_HH__ 47 48#include "kern/linux/linux.hh" 49 50class ArmLinux32 : public Linux 51{ 52 public: 53 54 static const int TGT_SIGHUP = 0x000001; 55 static const int TGT_SIGINT = 0x000002; 56 static const int TGT_SIGQUIT = 0x000003; 57 static const int TGT_SIGILL = 0x000004; 58 static const int TGT_SIGTRAP = 0x000005; 59 static const int TGT_SIGABRT = 0x000006; 60 static const int TGT_SIGIOT = 0x000006; 61 static const int TGT_SIGBUS = 0x000007; 62 static const int TGT_SIGFPE = 0x000008; 63 static const int TGT_SIGKILL = 0x000009; 64 static const int TGT_SIGUSR1 = 0x00000a; 65 static const int TGT_SIGSEGV = 0x00000b; 66 static const int TGT_SIGUSR2 = 0x00000c; 67 static const int TGT_SIGPIPE = 0x00000d; 68 static const int TGT_SIGALRM = 0x00000e; 69 static const int TGT_SIGTERM = 0x00000f; 70 static const int TGT_SIGSTKFLT = 0x000010; 71 static const int TGT_SIGCHLD = 0x000011; 72 static const int TGT_SIGCONT = 0x000012; 73 static const int TGT_SIGSTOP = 0x000013; 74 static const int TGT_SIGTSTP = 0x000014; 75 static const int TGT_SIGTTIN = 0x000015; 76 static const int TGT_SIGTTOU = 0x000016; 77 static const int TGT_SIGURG = 0x000017; 78 static const int TGT_SIGXCPU = 0x000018; 79 static const int TGT_SIGXFSZ = 0x000019; 80 static const int TGT_SIGVTALRM = 0x00001a; 81 static const int TGT_SIGPROF = 0x00001b; 82 static const int TGT_SIGWINCH = 0x00001c; 83 static const int TGT_SIGIO = 0x00001d; 84 static const int TGT_SIGPOLL = 0x00001d; 85 static const int TGT_SIGPWR = 0x00001e; 86 static const int TGT_SIGSYS = 0x00001f; 87 static const int TGT_SIGUNUSED = 0x00001f; 88 89 /// This table maps the target open() flags to the corresponding 90 /// host open() flags. 91 static SyscallFlagTransTable openFlagTable[]; 92 93 /// Number of entries in openFlagTable[]. 94 static const int NUM_OPEN_FLAGS; 95 96 //@{ 97 /// Basic ARM Linux types 98 typedef uint32_t size_t; 99 typedef uint32_t off_t; 100 typedef int32_t time_t; 101 typedef int32_t clock_t; 102 //@} 103 104 //@{ 105 /// open(2) flag values. 106 static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY 107 static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY 108 static const int TGT_O_RDWR = 000000002; //!< O_RDWR 109 static const int TGT_O_CREAT = 000000100; //!< O_CREAT 110 static const int TGT_O_EXCL = 000000200; //!< O_EXCL 111 static const int TGT_O_NOCTTY = 000000400; //!< O_NOCTTY 112 static const int TGT_O_TRUNC = 000001000; //!< O_TRUNC 113 static const int TGT_O_APPEND = 000002000; //!< O_APPEND 114 static const int TGT_O_NONBLOCK = 000004000; //!< O_NONBLOCK 115 static const int TGT_O_DSYNC = 000010000; //!< O_DSYNC 116 static const int TGT_FASYNC = 000020000; //!< FASYNC 117 static const int TGT_O_DIRECT = 000200000; //!< O_DIRECT 118 static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE 119 static const int TGT_O_DIRECTORY = 000040000; //!< O_DIRECTORY 120 static const int TGT_O_NOFOLLOW = 000100000; //!< O_NOFOLLOW 121 static const int TGT_O_NOATIME = 001000000; //!< O_NOATIME 122 static const int TGT_O_CLOEXEC = 002000000; //!< O_NOATIME 123 static const int TGT_O_SYNC = 004010000; //!< O_SYNC 124 static const int TGT_O_PATH = 010000000; //!< O_PATH 125 //@} 126 127 static const unsigned TGT_MAP_SHARED = 0x00001; 128 static const unsigned TGT_MAP_PRIVATE = 0x00002; 129 static const unsigned TGT_MAP_ANON = 0x00020; 130 static const unsigned TGT_MAP_DENYWRITE = 0x00800; 131 static const unsigned TGT_MAP_EXECUTABLE = 0x01000; 132 static const unsigned TGT_MAP_FILE = 0x00000; 133 static const unsigned TGT_MAP_GROWSDOWN = 0x00100; 134 static const unsigned TGT_MAP_HUGETLB = 0x40000; 135 static const unsigned TGT_MAP_LOCKED = 0x02000; 136 static const unsigned TGT_MAP_NONBLOCK = 0x10000; 137 static const unsigned TGT_MAP_NORESERVE = 0x04000; 138 static const unsigned TGT_MAP_POPULATE = 0x08000; 139 static const unsigned TGT_MAP_STACK = 0x20000; 140 static const unsigned TGT_MAP_ANONYMOUS = 0x00020; 141 static const unsigned TGT_MAP_FIXED = 0x00010; 142 143 static const unsigned NUM_MMAP_FLAGS; 144 145 /// For table(). 146 static const int TBL_SYSINFO = 12; 147 148 /// Limit struct for getrlimit/setrlimit. 149 struct rlimit { 150 uint32_t rlim_cur; //!< soft limit 151 uint32_t rlim_max; //!< hard limit 152 }; 153 154 /// For gettimeofday(). 155 struct timeval { 156 int32_t tv_sec; //!< seconds 157 int32_t tv_usec; //!< microseconds 158 }; 159 160 struct timespec { 161 int32_t tv_sec; //!< seconds 162 int32_t tv_nsec; //!< nanoseconds 163 }; 164 165 // For writev/readv 166 struct tgt_iovec { 167 uint32_t iov_base; // void * 168 uint32_t iov_len; 169 }; 170 171 172 typedef struct { 173 uint32_t st_dev; 174 uint32_t st_ino; 175 uint16_t st_mode; 176 uint16_t st_nlink; 177 uint16_t st_uid; 178 uint16_t st_gid; 179 uint32_t st_rdev; 180 uint32_t __pad1; 181 uint32_t st_size; 182 uint32_t st_blksize; 183 uint32_t __pad2; 184 uint32_t st_blocks; 185 uint32_t st_atimeX; 186 uint32_t st_atime_nsec; 187 uint32_t st_mtimeX; 188 uint32_t st_mtime_nsec; 189 uint32_t st_ctimeX; 190 uint32_t st_ctime_nsec; 191 } tgt_stat; 192 193 typedef struct { 194 uint64_t st_dev; 195 uint8_t __pad0[4]; 196 uint32_t __st_ino; 197 uint32_t st_mode; 198 uint32_t st_nlink; 199 uint32_t st_uid; 200 uint32_t st_gid; 201 uint64_t st_rdev; 202 uint8_t __pad3[4]; 203 int64_t __attribute__ ((aligned (8))) st_size; 204 uint32_t st_blksize; 205 uint64_t __attribute__ ((aligned (8))) st_blocks; 206 uint32_t st_atimeX; 207 uint32_t st_atime_nsec; 208 uint32_t st_mtimeX; 209 uint32_t st_mtime_nsec; 210 uint32_t st_ctimeX; 211 uint32_t st_ctime_nsec; 212 uint64_t st_ino; 213 } tgt_stat64; 214 215 typedef struct { 216 int32_t uptime; /* Seconds since boot */ 217 uint32_t loads[3]; /* 1, 5, and 15 minute load averages */ 218 uint32_t totalram; /* Total usable main memory size */ 219 uint32_t freeram; /* Available memory size */ 220 uint32_t sharedram; /* Amount of shared memory */ 221 uint32_t bufferram; /* Memory used by buffers */ 222 uint32_t totalswap; /* Total swap space size */ 223 uint32_t freeswap; /* swap space still available */ 224 uint16_t procs; /* Number of current processes */ 225 uint32_t totalhigh; /* Total high memory size */ 226 uint32_t freehigh; /* Available high memory size */ 227 uint32_t mem_unit; /* Memory unit size in bytes */ 228 } tgt_sysinfo; 229 230 /// For getrusage(). 231 struct rusage { 232 struct timeval ru_utime; //!< user time used 233 struct timeval ru_stime; //!< system time used 234 int32_t ru_maxrss; //!< max rss 235 int32_t ru_ixrss; //!< integral shared memory size 236 int32_t ru_idrss; //!< integral unshared data " 237 int32_t ru_isrss; //!< integral unshared stack " 238 int32_t ru_minflt; //!< page reclaims - total vmfaults 239 int32_t ru_majflt; //!< page faults 240 int32_t ru_nswap; //!< swaps 241 int32_t ru_inblock; //!< block input operations 242 int32_t ru_oublock; //!< block output operations 243 int32_t ru_msgsnd; //!< messages sent 244 int32_t ru_msgrcv; //!< messages received 245 int32_t ru_nsignals; //!< signals received 246 int32_t ru_nvcsw; //!< voluntary context switches 247 int32_t ru_nivcsw; //!< involuntary " 248 }; 249 250 /// For times(). 251 struct tms { 252 int32_t tms_utime; //!< user time 253 int32_t tms_stime; //!< system time 254 int32_t tms_cutime; //!< user time of children 255 int32_t tms_cstime; //!< system time of children 256 }; 257}; 258 259class ArmLinux64 : public Linux 260{ 261 public: 262 263 static const int TGT_SIGHUP = 0x000001; 264 static const int TGT_SIGINT = 0x000002; 265 static const int TGT_SIGQUIT = 0x000003; 266 static const int TGT_SIGILL = 0x000004; 267 static const int TGT_SIGTRAP = 0x000005; 268 static const int TGT_SIGABRT = 0x000006; 269 static const int TGT_SIGIOT = 0x000006; 270 static const int TGT_SIGBUS = 0x000007; 271 static const int TGT_SIGFPE = 0x000008; 272 static const int TGT_SIGKILL = 0x000009; 273 static const int TGT_SIGUSR1 = 0x00000a; 274 static const int TGT_SIGSEGV = 0x00000b; 275 static const int TGT_SIGUSR2 = 0x00000c; 276 static const int TGT_SIGPIPE = 0x00000d; 277 static const int TGT_SIGALRM = 0x00000e; 278 static const int TGT_SIGTERM = 0x00000f; 279 static const int TGT_SIGSTKFLT = 0x000010; 280 static const int TGT_SIGCHLD = 0x000011; 281 static const int TGT_SIGCONT = 0x000012; 282 static const int TGT_SIGSTOP = 0x000013; 283 static const int TGT_SIGTSTP = 0x000014; 284 static const int TGT_SIGTTIN = 0x000015; 285 static const int TGT_SIGTTOU = 0x000016; 286 static const int TGT_SIGURG = 0x000017; 287 static const int TGT_SIGXCPU = 0x000018; 288 static const int TGT_SIGXFSZ = 0x000019; 289 static const int TGT_SIGVTALRM = 0x00001a; 290 static const int TGT_SIGPROF = 0x00001b; 291 static const int TGT_SIGWINCH = 0x00001c; 292 static const int TGT_SIGIO = 0x00001d; 293 static const int TGT_SIGPOLL = 0x00001d; 294 static const int TGT_SIGPWR = 0x00001e; 295 static const int TGT_SIGSYS = 0x00001f; 296 static const int TGT_SIGUNUSED = 0x00001f; 297 298 /// This table maps the target open() flags to the corresponding 299 /// host open() flags. 300 static SyscallFlagTransTable openFlagTable[]; 301 302 /// Number of entries in openFlagTable[]. 303 static const int NUM_OPEN_FLAGS; 304 305 //@{ 306 /// Basic ARM Linux types 307 typedef uint64_t size_t; 308 typedef uint64_t off_t; 309 typedef int64_t time_t; 310 typedef int64_t clock_t; 311 //@} 312 313 //@{ 314 /// open(2) flag values. 315 static const int TGT_O_RDONLY = 000000000; //!< O_RDONLY 316 static const int TGT_O_WRONLY = 000000001; //!< O_WRONLY 317 static const int TGT_O_RDWR = 000000002; //!< O_RDWR 318 static const int TGT_O_CREAT = 000000100; //!< O_CREAT 319 static const int TGT_O_EXCL = 000000200; //!< O_EXCL 320 static const int TGT_O_NOCTTY = 000000400; //!< O_NOCTTY 321 static const int TGT_O_TRUNC = 000001000; //!< O_TRUNC 322 static const int TGT_O_APPEND = 000002000; //!< O_APPEND 323 static const int TGT_O_NONBLOCK = 000004000; //!< O_NONBLOCK 324 static const int TGT_O_DSYNC = 000010000; //!< O_DSYNC 325 static const int TGT_FASYNC = 000020000; //!< FASYNC 326 static const int TGT_O_DIRECT = 000200000; //!< O_DIRECT 327 static const int TGT_O_LARGEFILE = 000400000; //!< O_LARGEFILE 328 static const int TGT_O_DIRECTORY = 000040000; //!< O_DIRECTORY 329 static const int TGT_O_NOFOLLOW = 000100000; //!< O_NOFOLLOW 330 static const int TGT_O_NOATIME = 001000000; //!< O_NOATIME 331 static const int TGT_O_CLOEXEC = 002000000; //!< O_NOATIME 332 static const int TGT_O_SYNC = 004010000; //!< O_SYNC 333 static const int TGT_O_PATH = 010000000; //!< O_PATH 334 //@} 335 336 /// For mmap(). 337 static SyscallFlagTransTable mmapFlagTable[]; 338 339 static const unsigned TGT_MAP_SHARED = 0x00001; 340 static const unsigned TGT_MAP_PRIVATE = 0x00002; 341 static const unsigned TGT_MAP_ANON = 0x00020; 342 static const unsigned TGT_MAP_DENYWRITE = 0x00800; 343 static const unsigned TGT_MAP_EXECUTABLE = 0x01000; 344 static const unsigned TGT_MAP_FILE = 0x00000; 345 static const unsigned TGT_MAP_GROWSDOWN = 0x00100; 346 static const unsigned TGT_MAP_HUGETLB = 0x40000; 347 static const unsigned TGT_MAP_LOCKED = 0x02000; 348 static const unsigned TGT_MAP_NONBLOCK = 0x10000; 349 static const unsigned TGT_MAP_NORESERVE = 0x04000; 350 static const unsigned TGT_MAP_POPULATE = 0x08000; 351 static const unsigned TGT_MAP_STACK = 0x20000; 352 static const unsigned TGT_MAP_ANONYMOUS = 0x00020; 353 static const unsigned TGT_MAP_FIXED = 0x00010; 354 355 static const unsigned NUM_MMAP_FLAGS; 356 357 //@{ 358 /// For getrusage(). 359 static const int TGT_RUSAGE_SELF = 0; 360 static const int TGT_RUSAGE_CHILDREN = -1; 361 static const int TGT_RUSAGE_BOTH = -2; 362 //@} 363 364 //@{ 365 /// ioctl() command codes. 366 static const unsigned TIOCGETP_ = 0x5401; 367 static const unsigned TIOCSETP_ = 0x80067409; 368 static const unsigned TIOCSETN_ = 0x8006740a; 369 static const unsigned TIOCSETC_ = 0x80067411; 370 static const unsigned TIOCGETC_ = 0x40067412; 371 static const unsigned FIONREAD_ = 0x4004667f; 372 static const unsigned TIOCISATTY_ = 0x2000745e; 373 static const unsigned TIOCGETS_ = 0x402c7413; 374 static const unsigned TIOCGETA_ = 0x5405; 375 static const unsigned TCSETAW_ = 0x5407; // 2.6.15 kernel 376 //@} 377 378 /// For table(). 379 static const int TBL_SYSINFO = 12; 380 381 /// Resource enumeration for getrlimit(). 382 enum rlimit_resources { 383 TGT_RLIMIT_CPU = 0, 384 TGT_RLIMIT_FSIZE = 1, 385 TGT_RLIMIT_DATA = 2, 386 TGT_RLIMIT_STACK = 3, 387 TGT_RLIMIT_CORE = 4, 388 TGT_RLIMIT_RSS = 5, 389 TGT_RLIMIT_NPROC = 6, 390 TGT_RLIMIT_NOFILE = 7, 391 TGT_RLIMIT_MEMLOCK = 8, 392 TGT_RLIMIT_AS = 9, 393 TGT_RLIMIT_LOCKS = 10 394 }; 395 396 /// Limit struct for getrlimit/setrlimit. 397 struct rlimit { 398 uint64_t rlim_cur; //!< soft limit 399 uint64_t rlim_max; //!< hard limit 400 }; 401 402 /// For gettimeofday(). 403 struct timeval { 404 int64_t tv_sec; //!< seconds 405 int64_t tv_usec; //!< microseconds 406 }; 407 408 struct timespec { 409 int64_t tv_sec; //!< seconds 410 int64_t tv_nsec; //!< nanoseconds 411 }; 412 413 // For writev/readv 414 struct tgt_iovec { 415 uint64_t iov_base; // void * 416 uint64_t iov_len; 417 }; 418 419 typedef struct { 420 uint64_t st_dev; 421 uint64_t st_ino; 422 uint64_t st_nlink; 423 uint32_t st_mode; 424 uint32_t st_uid; 425 uint32_t st_gid; 426 uint32_t __pad0; 427 uint64_t st_rdev; 428 uint64_t st_size; 429 uint64_t st_blksize; 430 uint64_t st_blocks; 431 uint64_t st_atimeX; 432 uint64_t st_atime_nsec; 433 uint64_t st_mtimeX; 434 uint64_t st_mtime_nsec; 435 uint64_t st_ctimeX; 436 uint64_t st_ctime_nsec; 437 } tgt_stat; 438 439 typedef struct { 440 uint64_t st_dev; 441 uint64_t st_ino; 442 uint32_t st_mode; 443 uint32_t st_nlink; 444 uint32_t st_uid; 445 uint32_t st_gid; 446 uint32_t __pad0; 447 uint64_t st_rdev; 448 uint64_t st_size; 449 uint64_t st_blksize; 450 uint64_t st_blocks; 451 uint64_t st_atimeX; 452 uint64_t st_atime_nsec; 453 uint64_t st_mtimeX; 454 uint64_t st_mtime_nsec; 455 uint64_t st_ctimeX; 456 uint64_t st_ctime_nsec; 457 } tgt_stat64; 458 459 typedef struct { 460 int64_t uptime; /* Seconds since boot */ 461 uint64_t loads[3]; /* 1, 5, and 15 minute load averages */ 462 uint64_t totalram; /* Total usable main memory size */ 463 uint64_t freeram; /* Available memory size */ 464 uint64_t sharedram; /* Amount of shared memory */ 465 uint64_t bufferram; /* Memory used by buffers */ 466 uint64_t totalswap; /* Total swap space size */ 467 uint64_t freeswap; /* swap space still available */ 468 uint16_t procs; /* Number of current processes */ 469 uint16_t pad; 470 uint64_t totalhigh; /* Total high memory size */ 471 uint64_t freehigh; /* Available high memory size */ 472 uint32_t mem_unit; /* Memory unit size in bytes */ 473 } tgt_sysinfo; 474 475 /// For getrusage(). 476 struct rusage { 477 struct timeval ru_utime; //!< user time used 478 struct timeval ru_stime; //!< system time used 479 int64_t ru_maxrss; //!< max rss 480 int64_t ru_ixrss; //!< integral shared memory size 481 int64_t ru_idrss; //!< integral unshared data " 482 int64_t ru_isrss; //!< integral unshared stack " 483 int64_t ru_minflt; //!< page reclaims - total vmfaults 484 int64_t ru_majflt; //!< page faults 485 int64_t ru_nswap; //!< swaps 486 int64_t ru_inblock; //!< block input operations 487 int64_t ru_oublock; //!< block output operations 488 int64_t ru_msgsnd; //!< messages sent 489 int64_t ru_msgrcv; //!< messages received 490 int64_t ru_nsignals; //!< signals received 491 int64_t ru_nvcsw; //!< voluntary context switches 492 int64_t ru_nivcsw; //!< involuntary " 493 }; 494 495 /// For times(). 496 struct tms { 497 int64_t tms_utime; //!< user time 498 int64_t tms_stime; //!< system time 499 int64_t tms_cutime; //!< user time of children 500 int64_t tms_cstime; //!< system time of children 501 }; 502}; 503 504#endif 505