include/vki/vki-nanomips-linux.h

   1
   2 /*--------------------------------------------------------------------*/
   3 /*-- nanoMIPS/Linux-specific kernel interface  vki-nanomips-linux.h --*/
   4 /*--------------------------------------------------------------------*/
   5
   6 /*
   7    This file is part of Valgrind, a dynamic binary instrumentation
   8    framework.
   9
  10    Copyright (C) 2018 RT-RK
  11
  12    This program is free software; you can redistribute it and/or
  13    modify it under the terms of the GNU General Public License as
  14    published by the Free Software Foundation; either version 2 of the
  15    License, or (at your option) any later version.
  16
  17    This program is distributed in the hope that it will be useful, but
  18    WITHOUT ANY WARRANTY; without even the implied warranty of
  19    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20    General Public License for more details.
  21
  22    You should have received a copy of the GNU General Public License
  23    along with this program; if not, write to the Free Software
  24    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  25    02111-1307, USA.
  26
  27    The GNU General Public License is contained in the file COPYING.
  28 */
  29
  30 #ifndef __VKI_NANOMIPS_LINUX_H
  31 #define __VKI_NANOMIPS_LINUX_H
  32
  33 #include <config.h>
  34
  35 #if defined (_MIPSEL)
  36 #define VKI_LITTLE_ENDIAN    1
  37 #elif defined (_MIPSEB)
  38 #define VKI_BIG_ENDIAN       1
  39 #endif
  40
  41 #define VKI_PAGE_MASK        (~(VKI_PAGE_SIZE - 1))
  42 #define VKI_MAX_PAGE_SHIFT   16
  43 #define VKI_MAX_PAGE_SIZE    (1UL << VKI_MAX_PAGE_SHIFT)
  44
  45 #define VKI_SIGHUP           1
  46 #define VKI_SIGINT           2
  47 #define VKI_SIGQUIT          3
  48 #define VKI_SIGILL           4
  49 #define VKI_SIGTRAP          5
  50 #define VKI_SIGABRT          6
  51 #define VKI_SIGIOT           6
  52 #define VKI_SIGBUS           7
  53 #define VKI_SIGFPE           8
  54 #define VKI_SIGKILL          9
  55 #define VKI_SIGUSR1          10
  56 #define VKI_SIGSEGV          11
  57 #define VKI_SIGUSR2          12
  58 #define VKI_SIGPIPE          13
  59 #define VKI_SIGALRM          14
  60 #define VKI_SIGTERM          15
  61 #define VKI_SIGSTKFLT        16
  62 #define VKI_SIGCHLD          17
  63 #define VKI_SIGCONT          18
  64 #define VKI_SIGSTOP          19
  65 #define VKI_SIGTSTP          20
  66 #define VKI_SIGTTIN          21
  67 #define VKI_SIGTTOU          22
  68 #define VKI_SIGURG           23
  69 #define VKI_SIGXCPU          24
  70 #define VKI_SIGXFSZ          25
  71 #define VKI_SIGVTALRM        26
  72 #define VKI_SIGPROF          27
  73 #define VKI_SIGWINCH         28
  74 #define VKI_SIGIO            29
  75 #define VKI_SIGPWR           30
  76 #define VKI_SIGSYS           31
  77 #define VKI_SIGRTMIN         32
  78
  79 #define VKI_SIG_BLOCK        0    /* for blocking signals */
  80 #define VKI_SIG_UNBLOCK      1    /* for unblocking signals */
  81 #define VKI_SIG_SETMASK      2    /* for setting the signal mask */
  82
  83 /* default signal handling */
  84 #define VKI_SIG_DFL  ((__vki_sighandler_t)0)
  85 /* ignore signal */
  86 #define VKI_SIG_IGN  ((__vki_sighandler_t)1)
  87
  88 #define VKI_SIGRTMAX         _VKI_NSIG
  89 #define VKI_MINSIGSTKSZ      2048
  90 #define _VKI_NSIG            64
  91 #define _VKI_NSIG_BPW        32
  92 #define _VKI_NSIG_WORDS (_VKI_NSIG / _VKI_NSIG_BPW)
  93
  94 #define VKI_SA_NOCLDSTOP     0x00000001
  95 #define VKI_SA_NOCLDWAIT     0x00000002
  96 #define VKI_SA_SIGINFO       0x00000004
  97 #define VKI_SA_ONSTACK       0x08000000
  98 #define VKI_SA_RESTART       0x10000000
  99 #define VKI_SA_NODEFER       0x40000000
 100 #define VKI_SA_RESETHAND     0x80000000
 101 #define VKI_SA_RESTORER      0x04000000
 102 #define VKI_SA_NOMASK        VKI_SA_NODEFER
 103 #define VKI_SA_ONESHOT       VKI_SA_RESETHAND
 104
 105 #define VKI_SS_ONSTACK       1
 106 #define VKI_SS_DISABLE       2
 107
 108 #define VKI_PROT_NONE        0x0       /* No page permissions */
 109 #define VKI_PROT_READ        0x1       /* page can be read */
 110 #define VKI_PROT_WRITE       0x2       /* page can be written */
 111 #define VKI_PROT_EXEC        0x4       /* page can be executed */
 112 #define VKI_PROT_GROWSDOWN   0x1000000 /* mprotect flag: extend change to start
 113                                                          of growsdown vma */
 114 #define VKI_PROT_GROWSUP     0x2000000 /* mprotect flag: extend change to end
 115                                                          of growsup vma */
 116 #define VKI_MAP_SHARED       0x01      /* Share changes */
 117 #define VKI_MAP_PRIVATE      0x02      /* Changes are private */
 118 #define VKI_MAP_TYPE         0x0f      /* Mask for type of mapping */
 119 #define VKI_MAP_FIXED        0x10      /* Interpret addr exactly */
 120 #define VKI_MAP_ANONYMOUS    0x0800    /* don't use a file */
 121 #define VKI_MAP_GROWSDOWN    0x1000    /* stack-like segment */
 122 #define VKI_MAP_DENYWRITE    0x2000    /* ETXTBSY */
 123 #define VKI_MAP_EXECUTABLE   0x4000    /* mark it as an executable */
 124 #define VKI_MAP_LOCKED       0x8000    /* pages are locked */
 125 #define VKI_MAP_NORESERVE    0x0400    /* don't check for reservations */
 126 #define VKI_MAP_POPULATE     0x10000   /* populate (prefault) pagetables */
 127 #define VKI_MAP_NONBLOCK     0x20000   /* do not block on IO */
 128
 129 #define VKI_O_ACCMODE        03
 130 #define VKI_O_RDONLY         00
 131 #define VKI_O_WRONLY         01
 132 #define VKI_O_RDWR           02
 133 #define VKI_O_APPEND         0x000400
 134 #define VKI_O_DSYNC          0x001000
 135 #define VKI_O_NONBLOCK       0x000800
 136 #define VKI_O_CREAT          0x000040
 137 #define VKI_O_TRUNC          0x000200
 138 #define VKI_O_EXCL           0x000080
 139 #define VKI_O_NOCTTY         0x000100
 140 #define VKI_FASYNC           0x002000
 141 #define VKI_O_LARGEFILE      0x008000
 142 #define __VKI_O_SYNC         0x101000
 143 #define VKI_O_DIRECT         0x004000
 144 #define VKI_O_CLOEXEC        0x080000
 145
 146 #define VKI_AT_FDCWD         -100
 147 #define VKI_AT_EMPTY_PATH    0x1000
 148
 149 #define VKI_F_DUPFD          0   /* dup */
 150 #define VKI_F_GETFD          1   /* get close_on_exec */
 151 #define VKI_F_SETFD          2   /* set/clear close_on_exec */
 152 #define VKI_F_GETFL          3   /* get file->f_flags */
 153 #define VKI_F_SETFL          4   /* set file->f_flags */
 154 #define VKI_F_GETLK          5
 155 #define VKI_F_SETLK          6
 156 #define VKI_F_SETLKW         7
 157 #define VKI_F_SETOWN         8   /*  for sockets. */
 158 #define VKI_F_GETOWN         9   /*  for sockets. */
 159 #define VKI_F_SETSIG         10  /*  for sockets. */
 160 #define VKI_F_GETSIG         11  /*  for sockets. */
 161 #define VKI_F_GETLK64        12
 162 #define VKI_F_SETLK64        13
 163 #define VKI_F_SETLKW64       14
 164 #define VKI_F_SETOWN_EX      15
 165 #define VKI_F_GETOWN_EX      16
 166 #define VKI_F_OFD_GETLK      36
 167 #define VKI_F_OFD_SETLK      37
 168 #define VKI_F_OFD_SETLKW     38
 169 #define VKI_F_LINUX_SPECIFIC_BASE 1024
 170
 171 #define VKI_FD_CLOEXEC       1
 172
 173 #define VKI_RLIMIT_DATA      2   /* max data size */
 174 #define VKI_RLIMIT_STACK     3   /* max stack size */
 175 #define VKI_RLIMIT_CORE      4   /* max core file size */
 176 #define VKI_RLIMIT_NOFILE    7   /* max number of open files */
 177
 178 #define VKI_SOL_SOCKET       0xffff
 179
 180 #define VKI_SO_TYPE          0x1008
 181
 182 #define _VKI_IOC_NRBITS      8
 183 #define _VKI_IOC_TYPEBITS    8
 184 #define _VKI_IOC_SIZEBITS    13
 185 #define _VKI_IOC_DIRBITS     3
 186
 187 #define _VKI_IOC_NRMASK      ((1 << _VKI_IOC_NRBITS)-1)
 188 #define _VKI_IOC_TYPEMASK    ((1 << _VKI_IOC_TYPEBITS)-1)
 189 #define _VKI_IOC_SIZEMASK    ((1 << _VKI_IOC_SIZEBITS)-1)
 190 #define _VKI_IOC_DIRMASK     ((1 << _VKI_IOC_DIRBITS)-1)
 191
 192 #define _VKI_IOC_NRSHIFT     0
 193 #define _VKI_IOC_TYPESHIFT   (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS)
 194 #define _VKI_IOC_SIZESHIFT   (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS)
 195 #define _VKI_IOC_DIRSHIFT    (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS)
 196
 197 #define _VKI_IOC_NONE        1U
 198 #define _VKI_IOC_READ        2U
 199 #define _VKI_IOC_WRITE       4U
 200
 201 #define _VKI_IOC(a,b,c,d)    (((a)<<29) | ((b)<<8) | (c) | ((d)<<16))
 202
 203 #define _VKI_IO(type,nr)        _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0)
 204 #define _VKI_IOR(type,nr,size)  _VKI_IOC(_VKI_IOC_READ,(type),(nr), \
 205                                         (_VKI_IOC_TYPECHECK(size)))
 206 #define _VKI_IOW(type,nr,size)  _VKI_IOC(_VKI_IOC_WRITE,(type),(nr), \
 207                                         (_VKI_IOC_TYPECHECK(size)))
 208 #define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type), \
 209                                         (nr),(_VKI_IOC_TYPECHECK(size)))
 210
 211 #define _VKI_IOC_DIR(nr)   (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK)
 212 #define _VKI_IOC_TYPE(nr)  (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK)
 213 #define _VKI_IOC_NR(nr)    (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK)
 214 #define _VKI_IOC_SIZE(nr)  (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK)
 215
 216 #define VKI_TCGETA           0x5401
 217 #define VKI_TCSETA           0x5402
 218 #define VKI_TCSETAW          0x5403
 219 #define VKI_TCSETAF          0x5404
 220 #define VKI_TCSBRK           0x5405
 221 #define VKI_TCXONC           0x5406
 222 #define VKI_TCFLSH           0x5407
 223 #define VKI_TCGETS           0x540D
 224 #define VKI_TCSETS           0x540E
 225 #define VKI_TCSETSW          0x540F
 226 #define VKI_TCSETSF          0x5410
 227
 228 #define VKI_FIONREAD         0x467F
 229 #define VKI_FIOCLEX          0x6601
 230 #define VKI_FIONCLEX         0x6602
 231 #define VKI_FIOASYNC         0x667D
 232 #define VKI_FIONBIO          0x667E
 233 #define VKI_FIOQSIZE         0x667F
 234
 235 #define VKI_TIOCSBRK         0x5427 /* BSD compatibility */
 236 #define VKI_TIOCCBRK         0x5428 /* BSD compatibility */
 237 #define VKI_TIOCPKT          0x5470 /* pty: set/clear packet mode */
 238 #define VKI_TIOCNOTTY        0x5471
 239 #define VKI_TIOCSTI          0x5472 /* simulate terminal input */
 240 #define VKI_TIOCSCTTY        0x5480 /* become controlling tty */
 241 #define VKI_TIOCGSOFTCAR     0x5481
 242 #define VKI_TIOCSSOFTCAR     0x5482
 243 #define VKI_TIOCLINUX        0x5483
 244 #define VKI_TIOCGSERIAL      0x5484
 245 #define VKI_TIOCSSERIAL      0x5485
 246 #define VKI_TCSBRKP          0x5486 /* Needed for POSIX tcsendbreak() */
 247 #define VKI_TIOCSERCONFIG    0x5488
 248 #define VKI_TIOCSERGWILD     0x5489
 249 #define VKI_TIOCSERSWILD     0x548a
 250 #define VKI_TIOCGLCKTRMIOS   0x548b
 251 #define VKI_TIOCSLCKTRMIOS   0x548c
 252 #define VKI_TIOCSERGSTRUCT   0x548d /* For debugging only */
 253 #define VKI_TIOCSERGETLSR    0x548e /* Get line status register */
 254 #define VKI_TIOCSERGETMULTI  0x548f /* Get multiport config  */
 255 #define VKI_TIOCSERSETMULTI  0x5490 /* Set multiport config */
 256 #define VKI_TIOCMIWAIT       0x5491 /* wait for a change on serial input line(s) */
 257 #define VKI_TIOCGICOUNT      0x5492 /* read serial port inline interrupt counts */
 258 #define VKI_TIOCGHAYESESP    0x5493 /* Get Hayes ESP configuration */
 259 #define VKI_TIOCSHAYESESP    0x5494 /* Set Hayes ESP configuration */
 260 #define VKI_TIOCGETD         0x7400
 261 #define VKI_TIOCSETD         0x7401
 262 #define VKI_TIOCGETP         0x7408
 263 #define VKI_TIOCSETP         0x7409
 264 #define VKI_TIOCSETN         0x740A /* TIOCSETP wo flush */
 265 #define VKI_TIOCEXCL         0x740D /* set exclusive use of tty */
 266 #define VKI_TIOCNXCL         0x740E /* reset exclusive use of tty */
 267 #define VKI_TIOCGSID         0x7416 /* Return the session ID of FD */
 268 #define VKI_TIOCMSET         0x741A /* set all modem bits */
 269 #define VKI_TIOCMBIS         0x741B /* bis modem bits */
 270 #define VKI_TIOCMBIC         0x741C /* bic modem bits */
 271 #define VKI_TIOCMGET         0x741D /* get all modem bits */
 272 #define VKI_TIOCOUTQ         0x7472 /* output queue size */
 273 #define VKI_TIOCGLTC         0x7474
 274 #define VKI_TIOCSLTC         0x7475
 275 #define VKI_TIOCINQ          VKI_FIONREAD
 276
 277 #define VKI_TIOCSWINSZ  _VKI_IOW('t', 103, struct vki_winsize)
 278 #define VKI_TIOCGWINSZ  _VKI_IOR('t', 104, struct vki_winsize)
 279 #define VKI_TIOCSPGRP   _VKI_IOW('t', 118, int)
 280 #define VKI_TIOCGPGRP   _VKI_IOR('t', 119, int)
 281 #define VKI_TIOCCONS    _VKI_IOW('t', 120, int)
 282 #define VKI_TIOCGPTN    _VKI_IOR('T',0x30, unsigned int)
 283 #define VKI_TIOCSPTLCK  _VKI_IOW('T',0x31, int)
 284
 285 #define VKI_TIOCPKT_DATA       0x00    /* data packet */
 286 #define VKI_TIOCPKT_FLUSHREAD  0x01    /* flush packet */
 287 #define VKI_TIOCPKT_FLUSHWRITE 0x02    /* flush packet */
 288 #define VKI_TIOCPKT_STOP       0x04    /* stop output */
 289 #define VKI_TIOCPKT_START      0x08    /* start output */
 290 #define VKI_TIOCPKT_NOSTOP     0x10    /* no more ^S, ^Q */
 291 #define VKI_TIOCPKT_DOSTOP     0x20    /* now do ^S ^Q */
 292
 293 #define NCC                  8
 294 #define NCCS                 23
 295
 296 #define VKI_SO_ATTACH_FILTER 26
 297
 298 #define VKI_SIOCATMARK  _VKI_IOR('s', 7, int)
 299 #define VKI_SIOCSPGRP   _VKI_IOW('s', 8, vki_pid_t)
 300 #define VKI_SIOCGPGRP   _VKI_IOR('s', 9, vki_pid_t)
 301 #define VKI_SIOCGSTAMP       0x8906
 302 #define VKI_SIOCGSTAMPNS     0x8907
 303
 304 #define VKI_POLLIN           0x0001
 305
 306 #define VKI_SEMOP            1
 307 #define VKI_SEMGET           2
 308 #define VKI_SEMCTL           3
 309 #define VKI_SEMTIMEDOP       4
 310 #define VKI_MSGSND           11
 311 #define VKI_MSGRCV           12
 312 #define VKI_MSGGET           13
 313 #define VKI_MSGCTL           14
 314 #define VKI_SHMAT            21
 315 #define VKI_SHMDT            22
 316 #define VKI_SHMGET           23
 317 #define VKI_SHMCTL           24
 318 #define VKI_SHMLBA           0x40000
 319
 320 #define VKI_EF_NANOMIPS_ABI     0x0000F000
 321 #define VKI_EF_NANOMIPS_ABI_P32 0x00001000
 322
 323 #define VKI_PTRACE_GETREGS   12
 324 #define VKI_PTRACE_SETREGS   13
 325 #define VKI_PTRACE_GETFPREGS 14
 326 #define VKI_PTRACE_SETFPREGS 15
 327
 328 #define VKI_MIPS32_EF_R0     6
 329 #define VKI_MIPS32_EF_R1     7
 330 #define VKI_MIPS32_EF_R2     8
 331 #define VKI_MIPS32_EF_R3     9
 332 #define VKI_MIPS32_EF_R4     10
 333 #define VKI_MIPS32_EF_R5     11
 334 #define VKI_MIPS32_EF_R6     12
 335 #define VKI_MIPS32_EF_R7     13
 336 #define VKI_MIPS32_EF_R8     14
 337 #define VKI_MIPS32_EF_R9     15
 338 #define VKI_MIPS32_EF_R10    16
 339 #define VKI_MIPS32_EF_R11    17
 340 #define VKI_MIPS32_EF_R12    18
 341 #define VKI_MIPS32_EF_R13    19
 342 #define VKI_MIPS32_EF_R14    20
 343 #define VKI_MIPS32_EF_R15    21
 344 #define VKI_MIPS32_EF_R16    22
 345 #define VKI_MIPS32_EF_R17    23
 346 #define VKI_MIPS32_EF_R18    24
 347 #define VKI_MIPS32_EF_R19    25
 348 #define VKI_MIPS32_EF_R20    26
 349 #define VKI_MIPS32_EF_R21    27
 350 #define VKI_MIPS32_EF_R22    28
 351 #define VKI_MIPS32_EF_R23    29
 352 #define VKI_MIPS32_EF_R24    30
 353 #define VKI_MIPS32_EF_R25    31
 354 #define VKI_MIPS32_EF_R26    32
 355 #define VKI_MIPS32_EF_R27    33
 356 #define VKI_MIPS32_EF_R28    34
 357 #define VKI_MIPS32_EF_R29    35
 358 #define VKI_MIPS32_EF_R30    36
 359 #define VKI_MIPS32_EF_R31    37
 360
 361 #define VKI_MIPS32_EF_CP0_EPC      40
 362 #define VKI_MIPS32_EF_CP0_BADVADDR 41
 363 #define VKI_MIPS32_EF_CP0_STATUS   42
 364 #define VKI_MIPS32_EF_CP0_CAUSE    43
 365 #define VKI_MIPS32_EF_UNUSED0      44
 366
 367 #define VKI_ELF_NGREG        45
 368 #define VKI_ELF_NFPREG       1 /* Not used. Just to satisfy compiler. */
 369
 370 #define VKI_AT_SYSINFO       32
 371
 372 #ifndef __VKI_ARCH_SI_PREAMBLE_SIZE
 373 #define __VKI_ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int))
 374 #endif
 375
 376 #define VKI_SI_MAX_SIZE 128
 377
 378 #ifndef VKI_SI_PAD_SIZE
 379 #define VKI_SI_PAD_SIZE ((VKI_SI_MAX_SIZE - __VKI_ARCH_SI_PREAMBLE_SIZE) \
 380                          / sizeof(int))
 381 #endif
 382
 383 #ifndef __VKI_ARCH_SI_UID_T
 384 #define __VKI_ARCH_SI_UID_T   vki_uid_t
 385 #endif
 386
 387 #ifndef __VKI_ARCH_SI_BAND_T
 388 #define __VKI_ARCH_SI_BAND_T long
 389 #endif
 390
 391 #define VKI_BRK_OVERFLOW     6   /* Overflow check */
 392 #define VKI_BRK_DIVZERO      7   /* Divide by zero check */
 393
 394 #define VKI_ELIBBAD          84  /* Accessing a corrupted shared library */
 395 #define VKI_EOPNOTSUPP       122 /* Operation not supported on transport
 396                                     endpoint */
 397 #define VKI_ENOSYS           38  /* Function not implemented */
 398 #define VKI_EOVERFLOW        75  /* Value too large for defined data type */
 399
 400 #define ARCH_HAS_SOCKET_TYPES 1
 401 #define HAVE_ARCH_SIGINFO_T   1
 402
 403 #define VKI_RLIM_INFINITY 0x7fffffffUL
 404
 405 typedef __signed__ char __vki_s8;
 406 typedef unsigned   char __vki_u8;
 407
 408 typedef __signed__ short __vki_s16;
 409 typedef unsigned   short __vki_u16;
 410
 411 typedef __signed__ int __vki_s32;
 412 typedef unsigned   int __vki_u32;
 413
 414 typedef __signed__ long long __vki_s64;
 415 typedef unsigned   long long __vki_u64;
 416
 417 typedef __signed char vki_s8;
 418 typedef unsigned char vki_u8;
 419
 420 typedef __signed short vki_s16;
 421 typedef unsigned short vki_u16;
 422
 423 typedef __signed int vki_s32;
 424 typedef unsigned int vki_u32;
 425
 426 typedef void __vki_signalfn_t(int);
 427 typedef __vki_signalfn_t __user *__vki_sighandler_t;
 428
 429 typedef void __vki_restorefn_t(void);
 430 typedef __vki_restorefn_t __user *__vki_sigrestore_t;
 431
 432 typedef unsigned long vki_old_sigset_t;
 433
 434 typedef struct {
 435    unsigned long sig[_VKI_NSIG_WORDS];
 436 } vki_sigset_t;
 437
 438 struct vki_old_sigaction {
 439    __vki_sighandler_t ksa_handler;
 440    unsigned int sa_flags;
 441    vki_old_sigset_t sa_mask;
 442    __vki_sigrestore_t sa_restorer;
 443 };
 444
 445 struct vki_sigaction_base {
 446    __vki_sighandler_t ksa_handler;
 447    unsigned int sa_flags;
 448    vki_sigset_t sa_mask;
 449    __vki_sigrestore_t sa_restorer;
 450 };
 451
 452 // On Linux we use the same type for passing sigactions to
 453 // and from the kernel.  Hence: */
 454 typedef  struct vki_sigaction_base  vki_sigaction_toK_t;
 455 typedef  struct vki_sigaction_base  vki_sigaction_fromK_t;
 456
 457 typedef struct vki_sigaltstack {
 458    void __user *ss_sp;
 459    int ss_flags;
 460    vki_size_t ss_size;
 461 } vki_stack_t;
 462
 463 struct vki_sigcontext {
 464    __vki_u64 sc_regs[32];
 465    __vki_u64 sc_pc;
 466    __vki_u32 sc_used_math;
 467    __vki_u32 sc_reserved;
 468 };
 469
 470 struct vki_winsize {
 471    unsigned short ws_row;
 472    unsigned short ws_col;
 473    unsigned short ws_xpixel;
 474    unsigned short ws_ypixel;
 475 };
 476
 477 struct vki_termio {
 478    unsigned short c_iflag;   /* input mode flags */
 479    unsigned short c_oflag;   /* output mode flags */
 480    unsigned short c_cflag;   /* control mode flags */
 481    unsigned short c_lflag;   /* local mode flags */
 482    char c_line;              /* line discipline */
 483    unsigned char c_cc[NCCS]; /* control characters */
 484 };
 485
 486 typedef unsigned char   vki_cc_t;
 487 typedef unsigned long   vki_speed_t;
 488 typedef unsigned long   vki_tcflag_t;
 489
 490 struct vki_termios {
 491    vki_tcflag_t c_iflag;     /* input mode flags */
 492    vki_tcflag_t c_oflag;     /* output mode flags */
 493    vki_tcflag_t c_cflag;     /* control mode flags */
 494    vki_tcflag_t c_lflag;     /* local mode flags */
 495    vki_cc_t c_line;          /* line discipline */
 496    vki_cc_t c_cc[NCCS];      /* control characters */
 497 };
 498
 499 struct vki_f_owner_ex {
 500    int type;
 501    __vki_kernel_pid_t pid;
 502 };
 503
 504 struct vki_pollfd {
 505    int fd;
 506    short events;
 507    short revents;
 508 };
 509
 510 struct vki_ucontext {
 511    unsigned long uc_flags;
 512    struct vki_ucontext *uc_link;
 513    vki_stack_t uc_stack;
 514    struct vki_sigcontext uc_mcontext;
 515    vki_sigset_t uc_sigmask; /* mask last for extensibility */
 516 };
 517
 518 typedef char vki_modify_ldt_t;
 519
 520 struct vki_ipc64_perm {
 521    __vki_kernel_key_t  key;
 522    __vki_kernel_uid_t  uid;
 523    __vki_kernel_gid_t  gid;
 524    __vki_kernel_uid_t  cuid;
 525    __vki_kernel_gid_t  cgid;
 526    __vki_kernel_mode_t mode;
 527    unsigned short  seq;
 528    unsigned short  __pad1;
 529    unsigned long   __unused1;
 530    unsigned long   __unused2;
 531 };
 532
 533 struct vki_semid64_ds {
 534    struct vki_ipc64_perm sem_perm;             /* permissions .. see ipc.h */
 535    __vki_kernel_time_t sem_otime;              /* last semop time */
 536    __vki_kernel_time_t sem_ctime;              /* last change time */
 537    unsigned long sem_nsems;              /* no. of semaphores in array */
 538    unsigned long __unused1;
 539    unsigned long __unused2;
 540 };
 541
 542 struct vki_msqid64_ds {
 543    struct vki_ipc64_perm msg_perm;
 544    __vki_kernel_time_t msg_stime;   /* last msgsnd time */
 545    unsigned long  __unused1;
 546    __vki_kernel_time_t msg_rtime;   /* last msgrcv time */
 547    unsigned long  __unused2;
 548    __vki_kernel_time_t msg_ctime;   /* last change time */
 549    unsigned long  __unused3;
 550    unsigned long  msg_cbytes; /* current number of bytes on queue */
 551    unsigned long  msg_qnum;   /* number of messages in queue */
 552    unsigned long  msg_qbytes; /* max number of bytes on queue */
 553    __vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */
 554    __vki_kernel_pid_t msg_lrpid; /* last receive pid */
 555    unsigned long  __unused4;
 556    unsigned long  __unused5;
 557 };
 558
 559 struct vki_ipc_kludge {
 560    struct vki_msgbuf __user *msgp;
 561    long msgtyp;
 562 };
 563
 564 struct vki_shmid64_ds {
 565    struct vki_ipc64_perm       shm_perm;       /* operation perms */
 566    vki_size_t                  shm_segsz;      /* size of segment (bytes) */
 567    __vki_kernel_time_t         shm_atime;      /* last attach time */
 568    __vki_kernel_time_t         shm_dtime;      /* last detach time */
 569    __vki_kernel_time_t         shm_ctime;      /* last change time */
 570    __vki_kernel_pid_t          shm_cpid;       /* pid of creator */
 571    __vki_kernel_pid_t          shm_lpid;       /* pid of last operator */
 572    unsigned long           shm_nattch;     /* no. of current attaches */
 573    unsigned long           __unused1;
 574    unsigned long           __unused2;
 575 };
 576
 577 struct vki_shminfo64 {
 578    unsigned long   shmmax;
 579    unsigned long   shmmin;
 580    unsigned long   shmmni;
 581    unsigned long   shmseg;
 582    unsigned long   shmall;
 583    unsigned long   __unused1;
 584    unsigned long   __unused2;
 585    unsigned long   __unused3;
 586    unsigned long   __unused4;
 587 };
 588
 589 typedef unsigned long vki_elf_greg_t;
 590
 591 typedef vki_elf_greg_t vki_elf_gregset_t[VKI_ELF_NGREG];
 592
 593 typedef double vki_elf_fpreg_t;
 594
 595 typedef vki_elf_fpreg_t vki_elf_fpregset_t[VKI_ELF_NFPREG];
 596
 597 typedef struct vki_user_fxsr_struct vki_elf_fpxregset_t;
 598
 599 typedef union vki_sigval {
 600    int sival_int;
 601    void __user *sival_ptr;
 602 } vki_sigval_t;
 603
 604 typedef struct vki_siginfo {
 605    int si_signo;
 606    int si_errno;
 607    int si_code;
 608    int __pad0[VKI_SI_MAX_SIZE / sizeof(int) - VKI_SI_PAD_SIZE - 3];
 609
 610    union {
 611       int _pad[VKI_SI_PAD_SIZE];
 612
 613       /* kill() */
 614       struct {
 615          vki_pid_t _pid;             /* sender's pid */
 616          __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
 617       } _kill;
 618
 619       /* POSIX.1b timers */
 620       struct {
 621          vki_timer_t _tid;           /* timer id */
 622          int _overrun;           /* overrun count */
 623          char _pad[sizeof( __VKI_ARCH_SI_UID_T) - sizeof(int)];
 624          vki_sigval_t _sigval;       /* same as below */
 625          int _sys_private;       /* not to be passed to user */
 626       } _timer;
 627
 628       /* POSIX.1b signals */
 629       struct {
 630          vki_pid_t _pid;             /* sender's pid */
 631          __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
 632          vki_sigval_t _sigval;
 633       } _rt;
 634
 635       /* SIGCHLD */
 636       struct {
 637          vki_pid_t _pid;             /* which child */
 638          __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
 639          int _status;            /* exit code */
 640          vki_clock_t _utime;
 641          vki_clock_t _stime;
 642       } _sigchld;
 643
 644       /* IRIX SIGCHLD */
 645       struct {
 646          vki_pid_t _pid;             /* which child */
 647          vki_clock_t _utime;
 648          int _status;            /* exit code */
 649          vki_clock_t _stime;
 650       } _irix_sigchld;
 651
 652       /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
 653       struct {
 654          void __user *_addr; /* faulting insn/memory ref. */
 655 #ifdef __ARCH_SI_TRAPNO
 656          int _trapno;    /* TRAP # which caused the signal */
 657 #endif
 658       } _sigfault;
 659
 660       /* SIGPOLL, SIGXFSZ (To do ...)  */
 661       struct {
 662          __VKI_ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
 663          int _fd;
 664       } _sigpoll;
 665    } _sifields;
 666 } vki_siginfo_t;
 667
 668 enum vki_sock_type {
 669    VKI_SOCK_STREAM = 2,
 670 };
 671
 672 /* nanoMIPS uses runtime pagesize detection */
 673 extern UWord VKI_PAGE_SHIFT;
 674 extern UWord VKI_PAGE_SIZE;
 675
 676 #endif
 677
 678 /*--------------------------------------------------------------------*/
 679 /*--- end                                     vki-nanomips-linux.h ---*/
 680 /*--------------------------------------------------------------------*/