include/vki/vki-arm-linux.h

   1
   2 /*--------------------------------------------------------------------*/
   3 /*--- arm/Linux-specific kernel interface.         vki-arm-linux.h ---*/
   4 /*--------------------------------------------------------------------*/
   5
   6 /*
   7    This file is part of Valgrind, a dynamic binary instrumentation
   8    framework.
   9
  10    Copyright (C) 2000-2017 Julian Seward
  11       jseward@acm.org
  12
  13    This program is free software; you can redistribute it and/or
  14    modify it under the terms of the GNU General Public License as
  15    published by the Free Software Foundation; either version 2 of the
  16    License, or (at your option) any later version.
  17
  18    This program is distributed in the hope that it will be useful, but
  19    WITHOUT ANY WARRANTY; without even the implied warranty of
  20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21    General Public License for more details.
  22
  23    You should have received a copy of the GNU General Public License
  24    along with this program; if not, see <http://www.gnu.org/licenses/>.
  25
  26    The GNU General Public License is contained in the file COPYING.
  27 */
  28
  29 #ifndef __VKI_ARM_LINUX_H
  30 #define __VKI_ARM_LINUX_H
  31
  32 // arm is little-endian.
  33 #define VKI_LITTLE_ENDIAN  1
  34
  35 // The various comments below indicating i386-ness should be regarded
  36 // with great skepticism -- they are quite possibly wrong.  But see
  37 // also bug 269079 comment 0.
  38
  39 //----------------------------------------------------------------------
  40 // From linux-2.6.8.1/include/asm-i386/types.h
  41 //----------------------------------------------------------------------
  42
  43 typedef unsigned char __vki_u8;
  44
  45 typedef __signed__ short __vki_s16;
  46 typedef unsigned short __vki_u16;
  47
  48 typedef __signed__ int __vki_s32;
  49 typedef unsigned int __vki_u32;
  50
  51 typedef __signed__ long long __vki_s64;
  52 typedef unsigned long long __vki_u64;
  53
  54 typedef unsigned short vki_u16;
  55
  56 typedef unsigned int vki_u32;
  57
  58 //----------------------------------------------------------------------
  59 // From linux-2.6.8.1/include/asm-i386/page.h
  60 //----------------------------------------------------------------------
  61
  62 /* PAGE_SHIFT determines the page size */
  63 #define VKI_PAGE_SHIFT  12
  64 #define VKI_PAGE_SIZE   (1UL << VKI_PAGE_SHIFT)
  65 #define VKI_MAX_PAGE_SHIFT      VKI_PAGE_SHIFT
  66 #define VKI_MAX_PAGE_SIZE       VKI_PAGE_SIZE
  67
  68 //----------------------------------------------------------------------
  69 // From linux-2.6.35.4/arch/arm/include/asm/shmparam.h
  70 //----------------------------------------------------------------------
  71
  72 #define VKI_SHMLBA  (4 * VKI_PAGE_SIZE)
  73
  74 //----------------------------------------------------------------------
  75 // From linux-2.6.8.1/include/asm-i386/signal.h
  76 //----------------------------------------------------------------------
  77
  78 #define VKI_MINSIGSTKSZ 2048
  79
  80 #define VKI_SIG_BLOCK          0        /* for blocking signals */
  81 #define VKI_SIG_UNBLOCK        1        /* for unblocking signals */
  82 #define VKI_SIG_SETMASK        2        /* for setting the signal mask */
  83
  84 /* Type of a signal handler.  */
  85 typedef void __vki_signalfn_t(int);
  86 typedef __vki_signalfn_t __user *__vki_sighandler_t;
  87
  88 typedef void __vki_restorefn_t(void);
  89 typedef __vki_restorefn_t __user *__vki_sigrestore_t;
  90
  91 #define VKI_SIG_DFL     ((__vki_sighandler_t)0) /* default signal handling */
  92 #define VKI_SIG_IGN     ((__vki_sighandler_t)1) /* ignore signal */
  93
  94 #define _VKI_NSIG       64
  95 #define _VKI_NSIG_BPW   32
  96 #define _VKI_NSIG_WORDS (_VKI_NSIG / _VKI_NSIG_BPW)
  97
  98 typedef unsigned long vki_old_sigset_t;         /* at least 32 bits */
  99
 100 typedef struct {
 101         unsigned long sig[_VKI_NSIG_WORDS];
 102 } vki_sigset_t;
 103
 104 #define VKI_SIGHUP               1
 105 #define VKI_SIGINT               2
 106 #define VKI_SIGQUIT              3
 107 #define VKI_SIGILL               4
 108 #define VKI_SIGTRAP              5
 109 #define VKI_SIGABRT              6
 110 //#define VKI_SIGIOT             6
 111 #define VKI_SIGBUS               7
 112 #define VKI_SIGFPE               8
 113 #define VKI_SIGKILL              9
 114 #define VKI_SIGUSR1             10
 115 #define VKI_SIGSEGV             11
 116 #define VKI_SIGUSR2             12
 117 #define VKI_SIGPIPE             13
 118 #define VKI_SIGALRM             14
 119 #define VKI_SIGTERM             15
 120 #define VKI_SIGSTKFLT           16
 121 #define VKI_SIGCHLD             17
 122 #define VKI_SIGCONT             18
 123 #define VKI_SIGSTOP             19
 124 #define VKI_SIGTSTP             20
 125 #define VKI_SIGTTIN             21
 126 #define VKI_SIGTTOU             22
 127 #define VKI_SIGURG              23
 128 #define VKI_SIGXCPU             24
 129 #define VKI_SIGXFSZ             25
 130 #define VKI_SIGVTALRM           26
 131 #define VKI_SIGPROF             27
 132 #define VKI_SIGWINCH            28
 133 #define VKI_SIGIO               29
 134 #define VKI_SIGPWR              30
 135 #define VKI_SIGSYS              31
 136 #define VKI_SIGUNUSED           31
 137
 138 /* These should not be considered constants from userland.  */
 139 #define VKI_SIGRTMIN    32
 140 // [[This was (_NSIG-1) in 2.4.X... not sure if it matters.]]
 141 #define VKI_SIGRTMAX    _VKI_NSIG
 142
 143 #define VKI_SA_NOCLDSTOP        0x00000001u
 144 #define VKI_SA_NOCLDWAIT        0x00000002u
 145 #define VKI_SA_SIGINFO          0x00000004u
 146 #define VKI_SA_ONSTACK          0x08000000u
 147 #define VKI_SA_RESTART          0x10000000u
 148 #define VKI_SA_NODEFER          0x40000000u
 149 #define VKI_SA_RESETHAND        0x80000000u
 150
 151 #define VKI_SA_NOMASK           VKI_SA_NODEFER
 152 #define VKI_SA_ONESHOT          VKI_SA_RESETHAND
 153 //#define VKI_SA_INTERRUPT      0x20000000 /* dummy -- ignored */
 154
 155 #define VKI_SA_RESTORER         0x04000000
 156
 157 #define VKI_SS_ONSTACK  1
 158 #define VKI_SS_DISABLE  2
 159
 160 struct vki_old_sigaction {
 161         // [[Nb: a 'k' prefix is added to "sa_handler" because
 162         // bits/sigaction.h (which gets dragged in somehow via signal.h)
 163         // #defines it as something else.  Since that is done for glibc's
 164         // purposes, which we don't care about here, we use our own name.]]
 165         __vki_sighandler_t ksa_handler;
 166         vki_old_sigset_t sa_mask;
 167         unsigned long sa_flags;
 168         __vki_sigrestore_t sa_restorer;
 169 };
 170
 171 struct vki_sigaction_base {
 172         // [[See comment about extra 'k' above]]
 173         __vki_sighandler_t ksa_handler;
 174         unsigned long sa_flags;
 175         __vki_sigrestore_t sa_restorer;
 176         vki_sigset_t sa_mask;           /* mask last for extensibility */
 177 };
 178
 179 /* On Linux we use the same type for passing sigactions to
 180    and from the kernel.  Hence: */
 181 typedef  struct vki_sigaction_base  vki_sigaction_toK_t;
 182 typedef  struct vki_sigaction_base  vki_sigaction_fromK_t;
 183
 184
 185 typedef struct vki_sigaltstack {
 186         void __user *ss_sp;
 187         int ss_flags;
 188         vki_size_t ss_size;
 189 } vki_stack_t;
 190
 191 //----------------------------------------------------------------------
 192 // From linux-2.6.8.1/include/asm-i386/sigcontext.h
 193 //----------------------------------------------------------------------
 194
 195 struct vki_sigcontext {
 196                 unsigned long trap_no;
 197                 unsigned long error_code;
 198                 unsigned long oldmask;
 199                 unsigned long arm_r0;
 200                 unsigned long arm_r1;
 201                 unsigned long arm_r2;
 202                 unsigned long arm_r3;
 203                 unsigned long arm_r4;
 204                 unsigned long arm_r5;
 205                 unsigned long arm_r6;
 206                 unsigned long arm_r7;
 207                 unsigned long arm_r8;
 208                 unsigned long arm_r9;
 209                 unsigned long arm_r10;
 210                 unsigned long arm_fp;
 211                 unsigned long arm_ip;
 212                 unsigned long arm_sp;
 213                 unsigned long arm_lr;
 214                 unsigned long arm_pc;
 215                 unsigned long arm_cpsr;
 216                 unsigned long fault_address;
 217 };
 218
 219 //----------------------------------------------------------------------
 220 // From linux-2.6.8.1/include/asm-i386/mman.h
 221 //----------------------------------------------------------------------
 222
 223 #define VKI_PROT_NONE   0x0             /* No page permissions */
 224 #define VKI_PROT_READ   0x1             /* page can be read */
 225 #define VKI_PROT_WRITE  0x2             /* page can be written */
 226 #define VKI_PROT_EXEC   0x4             /* page can be executed */
 227 #define VKI_PROT_GROWSDOWN      0x01000000      /* mprotect flag: extend change to start of growsdown vma */
 228 #define VKI_PROT_GROWSUP        0x02000000      /* mprotect flag: extend change to end of growsup vma */
 229
 230 #define VKI_MAP_SHARED  0x01            /* Share changes */
 231 #define VKI_MAP_PRIVATE 0x02            /* Changes are private */
 232 //#define VKI_MAP_TYPE  0x0f            /* Mask for type of mapping */
 233 #define VKI_MAP_FIXED   0x10            /* Interpret addr exactly */
 234 #define VKI_MAP_ANONYMOUS       0x20    /* don't use a file */
 235 #define VKI_MAP_NORESERVE       0x4000          /* don't check for reservations */
 236
 237 //----------------------------------------------------------------------
 238 // From linux-2.6.8.1/include/asm-i386/fcntl.h
 239 //----------------------------------------------------------------------
 240
 241 #define VKI_O_ACCMODE        03
 242 #define VKI_O_RDONLY         00
 243 #define VKI_O_WRONLY         01
 244 #define VKI_O_RDWR           02
 245 #define VKI_O_CREAT        0100 /* not fcntl */
 246 #define VKI_O_EXCL         0200 /* not fcntl */
 247 #define VKI_O_TRUNC       01000 /* not fcntl */
 248 #define VKI_O_APPEND      02000
 249 #define VKI_O_NONBLOCK    04000
 250 #define VKI_O_LARGEFILE 0100000
 251 #define VKI_O_DIRECT    0200000
 252
 253 #define VKI_AT_FDCWD            -100
 254
 255 #define VKI_F_DUPFD             0       /* dup */
 256 #define VKI_F_GETFD             1       /* get close_on_exec */
 257 #define VKI_F_SETFD             2       /* set/clear close_on_exec */
 258 #define VKI_F_GETFL             3       /* get file->f_flags */
 259 #define VKI_F_SETFL             4       /* set file->f_flags */
 260 #define VKI_F_GETLK             5
 261 #define VKI_F_SETLK             6
 262 #define VKI_F_SETLKW            7
 263
 264 #define VKI_F_SETOWN            8       /*  for sockets. */
 265 #define VKI_F_GETOWN            9       /*  for sockets. */
 266 #define VKI_F_SETSIG            10      /*  for sockets. */
 267 #define VKI_F_GETSIG            11      /*  for sockets. */
 268
 269 #define VKI_F_GETLK64           12      /*  using 'struct flock64' */
 270 #define VKI_F_SETLK64           13
 271 #define VKI_F_SETLKW64          14
 272
 273 #define VKI_F_SETOWN_EX         15
 274 #define VKI_F_GETOWN_EX         16
 275
 276 #define VKI_F_OFD_GETLK         36
 277 #define VKI_F_OFD_SETLK         37
 278 #define VKI_F_OFD_SETLKW        38
 279
 280 #define VKI_F_OWNER_TID         0
 281 #define VKI_F_OWNER_PID         1
 282 #define VKI_F_OWNER_PGRP        2
 283
 284 struct vki_f_owner_ex {
 285         int     type;
 286         __vki_kernel_pid_t      pid;
 287 };
 288
 289 /* for F_[GET|SET]FL */
 290 #define VKI_FD_CLOEXEC  1       /* actually anything with low bit set goes */
 291
 292 #define VKI_F_LINUX_SPECIFIC_BASE       1024
 293
 294 //----------------------------------------------------------------------
 295 // From linux-2.6.8.1/include/asm-i386/resource.h
 296 //----------------------------------------------------------------------
 297
 298 #define VKI_RLIMIT_DATA         2       /* max data size */
 299 #define VKI_RLIMIT_STACK        3       /* max stack size */
 300 #define VKI_RLIMIT_CORE         4       /* max core file size */
 301 #define VKI_RLIMIT_NOFILE       7       /* max number of open files */
 302
 303 //----------------------------------------------------------------------
 304 // From linux-2.6.8.1/include/asm-i386/socket.h
 305 //----------------------------------------------------------------------
 306
 307 #define VKI_SOL_SOCKET  1
 308
 309 #define VKI_SO_TYPE     3
 310
 311 #define VKI_SO_ATTACH_FILTER    26
 312
 313 //----------------------------------------------------------------------
 314 // From linux-2.6.8.1/include/asm-i386/sockios.h
 315 //----------------------------------------------------------------------
 316
 317 #define VKI_SIOCSPGRP           0x8902
 318 #define VKI_SIOCGPGRP           0x8904
 319 #define VKI_SIOCATMARK          0x8905
 320 #define VKI_SIOCGSTAMP          0x8906      /* Get stamp (timeval) */
 321 #define VKI_SIOCGSTAMPNS        0x8907      /* Get stamp (timespec) */
 322
 323 //----------------------------------------------------------------------
 324 // From linux-2.6.8.1/include/asm-i386/stat.h
 325 //----------------------------------------------------------------------
 326
 327 struct vki_stat {
 328         unsigned long  st_dev;
 329         unsigned long  st_ino;
 330         unsigned short st_mode;
 331         unsigned short st_nlink;
 332         unsigned short st_uid;
 333         unsigned short st_gid;
 334         unsigned long  st_rdev;
 335         unsigned long  st_size;
 336         unsigned long  st_blksize;
 337         unsigned long  st_blocks;
 338         unsigned long  st_atime;
 339         unsigned long  st_atime_nsec;
 340         unsigned long  st_mtime;
 341         unsigned long  st_mtime_nsec;
 342         unsigned long  st_ctime;
 343         unsigned long  st_ctime_nsec;
 344         unsigned long  __unused4;
 345         unsigned long  __unused5;
 346 };
 347
 348 struct vki_stat64 {
 349         unsigned long long      st_dev;
 350         unsigned char   __pad0[4];
 351
 352 #define STAT64_HAS_BROKEN_ST_INO        1
 353         unsigned long   __st_ino;
 354
 355         unsigned int    st_mode;
 356         unsigned int    st_nlink;
 357
 358         unsigned long   st_uid;
 359         unsigned long   st_gid;
 360
 361         unsigned long long      st_rdev;
 362         unsigned char   __pad3[4];
 363
 364         long long       st_size;
 365         unsigned long   st_blksize;
 366
 367         unsigned long   st_blocks;      /* Number 512-byte blocks allocated. */
 368         unsigned long   __pad4;         /* future possible st_blocks high bits */
 369
 370         unsigned long   st_atime;
 371         unsigned long   st_atime_nsec;
 372
 373         unsigned long   st_mtime;
 374         unsigned int    st_mtime_nsec;
 375
 376         unsigned long   st_ctime;
 377         unsigned long   st_ctime_nsec;
 378
 379         unsigned long long      st_ino;
 380 };
 381
 382 //----------------------------------------------------------------------
 383 // From linux-2.6.8.1/include/asm-i386/statfs.h
 384 //----------------------------------------------------------------------
 385
 386 // [[Nb: asm-i386/statfs.h just #include asm-generic/statfs.h directly]]
 387 struct vki_statfs {
 388         __vki_u32 f_type;
 389         __vki_u32 f_bsize;
 390         __vki_u32 f_blocks;
 391         __vki_u32 f_bfree;
 392         __vki_u32 f_bavail;
 393         __vki_u32 f_files;
 394         __vki_u32 f_ffree;
 395         __vki_kernel_fsid_t f_fsid;
 396         __vki_u32 f_namelen;
 397         __vki_u32 f_frsize;
 398         __vki_u32 f_spare[5];
 399 };
 400
 401 //----------------------------------------------------------------------
 402 // From linux-2.6.8.1/include/asm-i386/termios.h
 403 //----------------------------------------------------------------------
 404
 405 struct vki_winsize {
 406         unsigned short ws_row;
 407         unsigned short ws_col;
 408         unsigned short ws_xpixel;
 409         unsigned short ws_ypixel;
 410 };
 411
 412 #define VKI_NCC 8
 413 struct vki_termio {
 414         unsigned short c_iflag;         /* input mode flags */
 415         unsigned short c_oflag;         /* output mode flags */
 416         unsigned short c_cflag;         /* control mode flags */
 417         unsigned short c_lflag;         /* local mode flags */
 418         unsigned char c_line;           /* line discipline */
 419         unsigned char c_cc[VKI_NCC];    /* control characters */
 420 };
 421
 422
 423 //----------------------------------------------------------------------
 424 // From linux-2.6.8.1/include/asm-i386/termbits.h
 425 //----------------------------------------------------------------------
 426
 427 typedef unsigned char   vki_cc_t;
 428 typedef unsigned int    vki_tcflag_t;
 429
 430 #define VKI_NCCS 19
 431 struct vki_termios {
 432         vki_tcflag_t c_iflag;           /* input mode flags */
 433         vki_tcflag_t c_oflag;           /* output mode flags */
 434         vki_tcflag_t c_cflag;           /* control mode flags */
 435         vki_tcflag_t c_lflag;           /* local mode flags */
 436         vki_cc_t c_line;                /* line discipline */
 437         vki_cc_t c_cc[VKI_NCCS];        /* control characters */
 438 };
 439
 440 //----------------------------------------------------------------------
 441 // From linux-2.6.8.1/include/asm-i386/ioctl.h
 442 //----------------------------------------------------------------------
 443
 444 #define _VKI_IOC_NRBITS         8
 445 #define _VKI_IOC_TYPEBITS       8
 446 #define _VKI_IOC_SIZEBITS       14
 447 #define _VKI_IOC_DIRBITS        2
 448
 449 #define _VKI_IOC_NRMASK         ((1 << _VKI_IOC_NRBITS)-1)
 450 #define _VKI_IOC_TYPEMASK       ((1 << _VKI_IOC_TYPEBITS)-1)
 451 #define _VKI_IOC_SIZEMASK       ((1 << _VKI_IOC_SIZEBITS)-1)
 452 #define _VKI_IOC_DIRMASK        ((1 << _VKI_IOC_DIRBITS)-1)
 453
 454 #define _VKI_IOC_NRSHIFT        0
 455 #define _VKI_IOC_TYPESHIFT      (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS)
 456 #define _VKI_IOC_SIZESHIFT      (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS)
 457 #define _VKI_IOC_DIRSHIFT       (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS)
 458
 459 #define _VKI_IOC_NONE   0U
 460 #define _VKI_IOC_WRITE  1U
 461 #define _VKI_IOC_READ   2U
 462
 463 #define _VKI_IOC(dir,type,nr,size) \
 464         (((dir)  << _VKI_IOC_DIRSHIFT) | \
 465          ((type) << _VKI_IOC_TYPESHIFT) | \
 466          ((nr)   << _VKI_IOC_NRSHIFT) | \
 467          ((size) << _VKI_IOC_SIZESHIFT))
 468
 469 /* used to create numbers */
 470 #define _VKI_IO(type,nr)        _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0)
 471 #define _VKI_IOR(type,nr,size)  _VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
 472 #define _VKI_IOW(type,nr,size)  _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
 473 #define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
 474
 475 /* used to decode ioctl numbers.. */
 476 #define _VKI_IOC_DIR(nr)        (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK)
 477 #define _VKI_IOC_TYPE(nr)       (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK)
 478 #define _VKI_IOC_NR(nr)         (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK)
 479 #define _VKI_IOC_SIZE(nr)       (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK)
 480
 481 //----------------------------------------------------------------------
 482 // From linux-2.6.8.1/include/asm-i386/ioctls.h
 483 //----------------------------------------------------------------------
 484
 485 #define VKI_TCGETS      0x5401
 486 #define VKI_TCSETS      0x5402 /* Clashes with SNDCTL_TMR_START sound ioctl */
 487 #define VKI_TCSETSW     0x5403
 488 #define VKI_TCSETSF     0x5404
 489 #define VKI_TCGETA      0x5405
 490 #define VKI_TCSETA      0x5406
 491 #define VKI_TCSETAW     0x5407
 492 #define VKI_TCSETAF     0x5408
 493 #define VKI_TCSBRK      0x5409
 494 #define VKI_TCXONC      0x540A
 495 #define VKI_TCFLSH      0x540B
 496 #define VKI_TIOCSCTTY   0x540E
 497 #define VKI_TIOCGPGRP   0x540F
 498 #define VKI_TIOCSPGRP   0x5410
 499 #define VKI_TIOCOUTQ    0x5411
 500 #define VKI_TIOCGWINSZ  0x5413
 501 #define VKI_TIOCSWINSZ  0x5414
 502 #define VKI_TIOCMGET    0x5415
 503 #define VKI_TIOCMBIS    0x5416
 504 #define VKI_TIOCMBIC    0x5417
 505 #define VKI_TIOCMSET    0x5418
 506 #define VKI_FIONREAD    0x541B
 507 #define VKI_TIOCLINUX   0x541C
 508 #define VKI_FIONBIO     0x5421
 509 #define VKI_TIOCNOTTY   0x5422
 510 #define VKI_TCSBRKP     0x5425  /* Needed for POSIX tcsendbreak() */
 511 #define VKI_TIOCGPTN    _VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
 512 #define VKI_TIOCSPTLCK  _VKI_IOW('T',0x31, int)  /* Lock/unlock Pty */
 513
 514 #define VKI_FIONCLEX    0x5450
 515 #define VKI_FIOCLEX     0x5451
 516 #define VKI_FIOASYNC    0x5452
 517 #define VKI_TIOCSERGETLSR   0x5459 /* Get line status register */
 518
 519 #define VKI_TIOCGICOUNT 0x545D  /* read serial port inline interrupt counts */
 520
 521 //----------------------------------------------------------------------
 522 // From linux-2.6.39-rc2/arch/arm/include/asm/ioctls.h
 523 //----------------------------------------------------------------------
 524
 525 #define VKI_FIOQSIZE 0x545E
 526
 527 //----------------------------------------------------------------------
 528 // From asm-generic/poll.h
 529 //----------------------------------------------------------------------
 530
 531 /* These are specified by iBCS2 */
 532 #define VKI_POLLIN              0x0001
 533
 534 struct vki_pollfd {
 535         int fd;
 536         short events;
 537         short revents;
 538 };
 539
 540 //----------------------------------------------------------------------
 541 // From linux-2.6.8.1/include/asm-i386/user.h
 542 //----------------------------------------------------------------------
 543
 544 struct vki_user_fp {
 545         struct vki_fp_reg {
 546                 unsigned int sign1:1;
 547                 unsigned int unused:15;
 548                 unsigned int sign2:1;
 549                 unsigned int exponent:14;
 550                 unsigned int j:1;
 551                 unsigned int mantissa1:31;
 552                 unsigned int mantissa0:32;
 553         } fpregs[8];
 554         unsigned int fpsr:32;
 555         unsigned int fpcr:32;
 556         unsigned char ftype[8];
 557         unsigned int init_flag;
 558 };
 559
 560 struct vki_user_vfp {
 561         unsigned long long fpregs[32];
 562         unsigned long fpscr;
 563 };
 564
 565 #define VKI_IWMMXT_SIZE 0x98
 566
 567 struct vki_iwmmxt_struct {
 568         unsigned int save[VKI_IWMMXT_SIZE / sizeof(unsigned int)];
 569 };
 570
 571 struct vki_crunch_state {
 572         unsigned int    mvdx[16][2];
 573         unsigned int    mvax[4][3];
 574         unsigned int    dspsc[2];
 575 };
 576
 577 #define VKI_CRUNCH_SIZE sizeof(struct vki_crunch_state)
 578
 579 struct vki_user_regs_struct {
 580     long uregs[18];
 581 };
 582 #define ARM_cpsr        uregs[16]
 583 #define ARM_pc          uregs[15]
 584 #define ARM_lr          uregs[14]
 585 #define ARM_sp          uregs[13]
 586 #define ARM_ip          uregs[12]
 587 #define ARM_fp          uregs[11]
 588 #define ARM_r10         uregs[10]
 589 #define ARM_r9          uregs[9]
 590 #define ARM_r8          uregs[8]
 591 #define ARM_r7          uregs[7]
 592 #define ARM_r6          uregs[6]
 593 #define ARM_r5          uregs[5]
 594 #define ARM_r4          uregs[4]
 595 #define ARM_r3          uregs[3]
 596 #define ARM_r2          uregs[2]
 597 #define ARM_r1          uregs[1]
 598 #define ARM_r0          uregs[0]
 599 #define ARM_ORIG_r0     uregs[17]
 600 //----------------------------------------------------------------------
 601 // From linux-2.6.8.1/include/asm-i386/elf.h
 602 //----------------------------------------------------------------------
 603
 604 typedef unsigned long vki_elf_greg_t;
 605
 606 #define VKI_ELF_NGREG (sizeof (struct vki_user_regs_struct) / sizeof(vki_elf_greg_t))
 607 typedef vki_elf_greg_t vki_elf_gregset_t[VKI_ELF_NGREG];
 608
 609 typedef struct vki_user_fp vki_elf_fpregset_t;
 610
 611 #define VKI_AT_SYSINFO          32
 612
 613 //----------------------------------------------------------------------
 614 // From linux-2.6.8.1/include/asm-i386/ucontext.h
 615 //----------------------------------------------------------------------
 616
 617 struct vki_ucontext {
 618         unsigned long           uc_flags;
 619         struct vki_ucontext    *uc_link;
 620         vki_stack_t             uc_stack;
 621         struct vki_sigcontext   uc_mcontext;
 622         vki_sigset_t            uc_sigmask;     /* mask last for extensibility */
 623         int              __unused0[32 - (sizeof (vki_sigset_t) / sizeof (int))];
 624         unsigned long     uc_regspace[128] __attribute__((__aligned__(8)));
 625
 626 };
 627
 628 //----------------------------------------------------------------------
 629 // From linux-2.6.8.1/include/asm-i386/segment.h
 630 //----------------------------------------------------------------------
 631
 632 #define VKI_GDT_ENTRY_TLS_ENTRIES       3
 633 #define VKI_GDT_ENTRY_TLS_MIN   6
 634 #define VKI_GDT_ENTRY_TLS_MAX   (VKI_GDT_ENTRY_TLS_MIN + VKI_GDT_ENTRY_TLS_ENTRIES - 1)
 635
 636 //----------------------------------------------------------------------
 637 // From linux-2.6.8.1/include/asm-i386/ldt.h
 638 //----------------------------------------------------------------------
 639
 640 /* [[Nb: This is the structure passed to the modify_ldt syscall.  Just so as
 641    to confuse and annoy everyone, this is _not_ the same as an
 642    VgLdtEntry and has to be translated into such.  The logic for doing
 643    so, in vg_ldt.c, is copied from the kernel sources.]] */
 644 struct vki_user_desc {
 645         unsigned int  entry_number;
 646         unsigned long base_addr;
 647         unsigned int  limit;
 648         unsigned int  seg_32bit:1;
 649         unsigned int  contents:2;
 650         unsigned int  read_exec_only:1;
 651         unsigned int  limit_in_pages:1;
 652         unsigned int  seg_not_present:1;
 653         unsigned int  useable:1;
 654         // [[Nb: this field is not in the kernel sources, but it has always
 655         // been in the Valgrind sources so I will keep it there in case it's
 656         // important... this is an x86-defined data structure so who
 657         // knows;  maybe it's important to set this field to zero at some
 658         // point.  --njn]]
 659         unsigned int  reserved:25;
 660 };
 661
 662 // [[Nb: for our convenience within Valgrind, use a more specific name]]
 663 typedef struct vki_user_desc vki_modify_ldt_t;
 664
 665 //----------------------------------------------------------------------
 666 // From linux-2.6.8.1/include/asm-i386/ipcbuf.h
 667 //----------------------------------------------------------------------
 668
 669 struct vki_ipc64_perm
 670 {
 671         __vki_kernel_key_t      key;
 672         __vki_kernel_uid32_t    uid;
 673         __vki_kernel_gid32_t    gid;
 674         __vki_kernel_uid32_t    cuid;
 675         __vki_kernel_gid32_t    cgid;
 676         __vki_kernel_mode_t     mode;
 677         unsigned short          __pad1;
 678         unsigned short          seq;
 679         unsigned short          __pad2;
 680         unsigned long           __unused1;
 681         unsigned long           __unused2;
 682 };
 683
 684 //----------------------------------------------------------------------
 685 // From linux-2.6.8.1/include/asm-i386/sembuf.h
 686 //----------------------------------------------------------------------
 687
 688 struct vki_semid64_ds {
 689         struct vki_ipc64_perm sem_perm;         /* permissions .. see ipc.h */
 690         __vki_kernel_time_t     sem_otime;              /* last semop time */
 691         unsigned long   __unused1;
 692         __vki_kernel_time_t     sem_ctime;              /* last change time */
 693         unsigned long   __unused2;
 694         unsigned long   sem_nsems;              /* no. of semaphores in array */
 695         unsigned long   __unused3;
 696         unsigned long   __unused4;
 697 };
 698
 699 //----------------------------------------------------------------------
 700 // From linux-2.6.8.1/include/asm-i386/msgbuf.h
 701 //----------------------------------------------------------------------
 702
 703 struct vki_msqid64_ds {
 704         struct vki_ipc64_perm msg_perm;
 705         __vki_kernel_time_t msg_stime;  /* last msgsnd time */
 706         unsigned long   __unused1;
 707         __vki_kernel_time_t msg_rtime;  /* last msgrcv time */
 708         unsigned long   __unused2;
 709         __vki_kernel_time_t msg_ctime;  /* last change time */
 710         unsigned long   __unused3;
 711         unsigned long  msg_cbytes;      /* current number of bytes on queue */
 712         unsigned long  msg_qnum;        /* number of messages in queue */
 713         unsigned long  msg_qbytes;      /* max number of bytes on queue */
 714         __vki_kernel_pid_t msg_lspid;   /* pid of last msgsnd */
 715         __vki_kernel_pid_t msg_lrpid;   /* last receive pid */
 716         unsigned long  __unused4;
 717         unsigned long  __unused5;
 718 };
 719
 720 //----------------------------------------------------------------------
 721 // From linux-2.6.8.1/include/asm-i386/ipc.h
 722 //----------------------------------------------------------------------
 723
 724 struct vki_ipc_kludge {
 725         struct vki_msgbuf __user *msgp;
 726         long msgtyp;
 727 };
 728
 729 #define VKI_SEMOP                1
 730 #define VKI_SEMGET               2
 731 #define VKI_SEMCTL               3
 732 #define VKI_SEMTIMEDOP           4
 733 #define VKI_MSGSND              11
 734 #define VKI_MSGRCV              12
 735 #define VKI_MSGGET              13
 736 #define VKI_MSGCTL              14
 737 #define VKI_SHMAT               21
 738 #define VKI_SHMDT               22
 739 #define VKI_SHMGET              23
 740 #define VKI_SHMCTL              24
 741
 742 //----------------------------------------------------------------------
 743 // From linux-2.6.8.1/include/asm-i386/shmbuf.h
 744 //----------------------------------------------------------------------
 745
 746 struct vki_shmid64_ds {
 747         struct vki_ipc64_perm   shm_perm;       /* operation perms */
 748         vki_size_t              shm_segsz;      /* size of segment (bytes) */
 749         __vki_kernel_time_t     shm_atime;      /* last attach time */
 750         unsigned long           __unused1;
 751         __vki_kernel_time_t     shm_dtime;      /* last detach time */
 752         unsigned long           __unused2;
 753         __vki_kernel_time_t     shm_ctime;      /* last change time */
 754         unsigned long           __unused3;
 755         __vki_kernel_pid_t      shm_cpid;       /* pid of creator */
 756         __vki_kernel_pid_t      shm_lpid;       /* pid of last operator */
 757         unsigned long           shm_nattch;     /* no. of current attaches */
 758         unsigned long           __unused4;
 759         unsigned long           __unused5;
 760 };
 761
 762 struct vki_shminfo64 {
 763         unsigned long   shmmax;
 764         unsigned long   shmmin;
 765         unsigned long   shmmni;
 766         unsigned long   shmseg;
 767         unsigned long   shmall;
 768         unsigned long   __unused1;
 769         unsigned long   __unused2;
 770         unsigned long   __unused3;
 771         unsigned long   __unused4;
 772 };
 773
 774 //----------------------------------------------------------------------
 775 // DRM ioctls
 776 //----------------------------------------------------------------------
 777
 778 // jrs 20050207: where did all this stuff come from?  Is it really
 779 // i386 specific, or should it go into the linux-generic category?
 780 //struct vki_drm_buf_pub {
 781 //      Int               idx;         /**< Index into the master buffer list */
 782 //      Int               total;       /**< Buffer size */
 783 //      Int               used;        /**< Amount of buffer in use (for DMA) */
 784 //      void      __user *address;     /**< Address of buffer */
 785 //};
 786 //
 787 //struct vki_drm_buf_map {
 788 //      Int           count;            /**< Length of the buffer list */
 789 //      void          __user *virtual;  /**< Mmap'd area in user-virtual */
 790 //      struct vki_drm_buf_pub __user *list;    /**< Buffer information */
 791 //};
 792 //
 793 ///* We need to pay attention to this, because it mmaps memory */
 794 //#define VKI_DRM_IOCTL_MAP_BUFS                _VKI_IOWR('d', 0x19, struct vki_drm_buf_map)
 795
 796 //----------------------------------------------------------------------
 797 // From linux-2.6.9/include/asm-i386/ptrace.h
 798 //----------------------------------------------------------------------
 799
 800 #define VKI_PTRACE_GETREGS            12
 801 #define VKI_PTRACE_SETREGS            13
 802 #define VKI_PTRACE_GETFPREGS          14
 803 #define VKI_PTRACE_SETFPREGS          15
 804 #define VKI_PTRACE_GETWMMXREGS        18
 805 #define VKI_PTRACE_SETWMMXREGS        19
 806 #define VKI_PTRACE_GET_THREAD_AREA    22
 807 #define VKI_PTRACE_SET_SYSCALL        23
 808 #define VKI_PTRACE_GETCRUNCHREGS      25
 809 #define VKI_PTRACE_SETCRUNCHREGS      26
 810 #define VKI_PTRACE_GETVFPREGS         27
 811 #define VKI_PTRACE_SETVFPREGS         28
 812 #define VKI_PTRACE_GETHBPREGS         29
 813 #define VKI_PTRACE_SETHBPREGS         30
 814
 815 //----------------------------------------------------------------------
 816 // From linux-2.6.15.4/include/asm-i386/vm86.h
 817 //----------------------------------------------------------------------
 818
 819 #define VKI_VM86_PLUS_INSTALL_CHECK     0
 820 #define VKI_VM86_ENTER                  1
 821 #define VKI_VM86_ENTER_NO_BYPASS        2
 822 #define VKI_VM86_REQUEST_IRQ            3
 823 #define VKI_VM86_FREE_IRQ               4
 824 #define VKI_VM86_GET_IRQ_BITS           5
 825 #define VKI_VM86_GET_AND_RESET_IRQ      6
 826
 827 struct vki_vm86_regs {
 828 /*
 829  * normal regs, with special meaning for the segment descriptors..
 830  */
 831         long ebx;
 832         long ecx;
 833         long edx;
 834         long esi;
 835         long edi;
 836         long ebp;
 837         long eax;
 838         long __null_ds;
 839         long __null_es;
 840         long __null_fs;
 841         long __null_gs;
 842         long orig_eax;
 843         long eip;
 844         unsigned short cs, __csh;
 845         long eflags;
 846         long esp;
 847         unsigned short ss, __ssh;
 848 /*
 849  * these are specific to v86 mode:
 850  */
 851         unsigned short es, __esh;
 852         unsigned short ds, __dsh;
 853         unsigned short fs, __fsh;
 854         unsigned short gs, __gsh;
 855 };
 856
 857 struct vki_revectored_struct {
 858         unsigned long __map[8];                 /* 256 bits */
 859 };
 860
 861 struct vki_vm86_struct {
 862         struct vki_vm86_regs regs;
 863         unsigned long flags;
 864         unsigned long screen_bitmap;
 865         unsigned long cpu_type;
 866         struct vki_revectored_struct int_revectored;
 867         struct vki_revectored_struct int21_revectored;
 868 };
 869
 870 struct vki_vm86plus_info_struct {
 871         unsigned long force_return_for_pic:1;
 872         unsigned long vm86dbg_active:1;       /* for debugger */
 873         unsigned long vm86dbg_TFpendig:1;     /* for debugger */
 874         unsigned long unused:28;
 875         unsigned long is_vm86pus:1;           /* for vm86 internal use */
 876         unsigned char vm86dbg_intxxtab[32];   /* for debugger */
 877 };
 878
 879 struct vki_vm86plus_struct {
 880         struct vki_vm86_regs regs;
 881         unsigned long flags;
 882         unsigned long screen_bitmap;
 883         unsigned long cpu_type;
 884         struct vki_revectored_struct int_revectored;
 885         struct vki_revectored_struct int21_revectored;
 886         struct vki_vm86plus_info_struct vm86plus;
 887 };
 888
 889 //----------------------------------------------------------------------
 890 // From linux-2.6.35.4/arch/arm/include/asm/hwcap.h
 891 //----------------------------------------------------------------------
 892
 893 #define VKI_HWCAP_NEON      4096
 894
 895 //----------------------------------------------------------------------
 896 // From linux-2.6.8.1/include/asm-generic/errno.h
 897 //----------------------------------------------------------------------
 898
 899 #define VKI_ENOSYS       38  /* Function not implemented */
 900 #define VKI_EOVERFLOW    75  /* Value too large for defined data type */
 901
 902 //----------------------------------------------------------------------
 903 // From linux-3.19.0/include/uapi/asm-generic/ioctls.h
 904 //----------------------------------------------------------------------
 905
 906 #define VKI_TIOCGSERIAL     0x541E
 907 #define VKI_TIOCSSERIAL     0x541F
 908
 909 //----------------------------------------------------------------------
 910 // And that's it!
 911 //----------------------------------------------------------------------
 912
 913 #endif // __VKI_ARM_LINUX_H
 914
 915 /*--------------------------------------------------------------------*/
 916 /*--- end                                          vki-arm-linux.h ---*/
 917 /*--------------------------------------------------------------------*/