1 2 /*--------------------------------------------------------------------*/ 3 /*--- ARM64/Linux-specific kernel interface. vki-arm64-linux.h ---*/ 4 /*--------------------------------------------------------------------*/ 5 6 /* 7 This file is part of Valgrind, a dynamic binary instrumentation 8 framework. 9 10 Copyright (C) 2013-2013 OpenWorks 11 info (at) open-works.net 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, write to the Free Software 25 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 26 02111-1307, USA. 27 28 The GNU General Public License is contained in the file COPYING. 29 */ 30 31 #ifndef __VKI_ARM64_LINUX_H 32 #define __VKI_ARM64_LINUX_H 33 34 // ARM64 is little-endian. 35 #define VKI_LITTLE_ENDIAN 1 36 37 //---------------------------------------------------------------------- 38 // From linux-3.9.9/include/uapi/asm-generic/int-ll64.h 39 //---------------------------------------------------------------------- 40 41 typedef unsigned char __vki_u8; 42 43 typedef __signed__ short __vki_s16; 44 typedef unsigned short __vki_u16; 45 46 typedef __signed__ int __vki_s32; 47 typedef unsigned int __vki_u32; 48 49 typedef __signed__ long long __vki_s64; 50 typedef unsigned long long __vki_u64; 51 52 typedef unsigned short vki_u16; 53 54 typedef unsigned int vki_u32; 55 56 //---------------------------------------------------------------------- 57 // From linux-3.9.9/arch/arm64/include/asm/page.h 58 //---------------------------------------------------------------------- 59 60 /* Looks like arm64 can do both 4k and 64k pages, so we 61 use the at-startup detection scheme that ppc32/64 do. */ 62 extern UWord VKI_PAGE_SHIFT; 63 extern UWord VKI_PAGE_SIZE; 64 #define VKI_MAX_PAGE_SHIFT 16 65 #define VKI_MAX_PAGE_SIZE (1UL << VKI_MAX_PAGE_SHIFT) 66 67 //---------------------------------------------------------------------- 68 // From linux-3.10.5/arch/arm64/include/asm/shmparam.h 69 //---------------------------------------------------------------------- 70 71 // Trying to make sense of this .. it seems as if, for doing 72 // shared memory with 64 bit processes, VKI_PAGE_SIZE is good 73 // enough. But if sharing with a 32 bit process then we need 74 // the old-style 16k value (4 * VKI_PAGE_SIZE) to be safe. 75 // (From reading between the lines of arch/arm64/include/asm/shmparam.h) 76 #define VKI_SHMLBA (4 * VKI_PAGE_SIZE) 77 78 //---------------------------------------------------------------------- 79 // From linux-3.10.5/include/uapi/asm-generic/signal.h 80 //---------------------------------------------------------------------- 81 82 #define _VKI_NSIG 64 83 #define _VKI_NSIG_BPW 64 84 #define _VKI_NSIG_WORDS (_VKI_NSIG / _VKI_NSIG_BPW) 85 86 typedef unsigned long vki_old_sigset_t; 87 88 typedef struct { 89 unsigned long sig[_VKI_NSIG_WORDS]; 90 } vki_sigset_t; 91 92 #define VKI_SIGHUP 1 93 #define VKI_SIGINT 2 94 #define VKI_SIGQUIT 3 95 #define VKI_SIGILL 4 96 #define VKI_SIGTRAP 5 97 #define VKI_SIGABRT 6 98 #define VKI_SIGBUS 7 99 #define VKI_SIGFPE 8 100 #define VKI_SIGKILL 9 101 #define VKI_SIGUSR1 10 102 #define VKI_SIGSEGV 11 103 #define VKI_SIGUSR2 12 104 #define VKI_SIGPIPE 13 105 #define VKI_SIGALRM 14 106 #define VKI_SIGTERM 15 107 #define VKI_SIGSTKFLT 16 108 #define VKI_SIGCHLD 17 109 #define VKI_SIGCONT 18 110 #define VKI_SIGSTOP 19 111 #define VKI_SIGTSTP 20 112 #define VKI_SIGTTIN 21 113 #define VKI_SIGTTOU 22 114 #define VKI_SIGURG 23 115 #define VKI_SIGXCPU 24 116 #define VKI_SIGXFSZ 25 117 #define VKI_SIGVTALRM 26 118 #define VKI_SIGPROF 27 119 #define VKI_SIGWINCH 28 120 #define VKI_SIGIO 29 121 #define VKI_SIGPWR 30 122 #define VKI_SIGSYS 31 123 #define VKI_SIGUNUSED 31 124 125 #define VKI_SIGRTMIN 32 126 #define VKI_SIGRTMAX _VKI_NSIG 127 128 #define VKI_SA_NOCLDSTOP 0x00000001 129 #define VKI_SA_NOCLDWAIT 0x00000002 130 #define VKI_SA_SIGINFO 0x00000004 131 #define VKI_SA_ONSTACK 0x08000000 132 #define VKI_SA_RESTART 0x10000000 133 #define VKI_SA_NODEFER 0x40000000 134 #define VKI_SA_RESETHAND 0x80000000 135 136 #define VKI_SA_NOMASK VKI_SA_NODEFER 137 #define VKI_SA_ONESHOT VKI_SA_RESETHAND 138 139 // This is obsolete and should not be defined for new archs 140 #define VKI_SA_RESTORER 0x04000000 141 142 #define VKI_SS_ONSTACK 1 143 #define VKI_SS_DISABLE 2 144 145 #define VKI_MINSIGSTKSZ 2048 146 147 #define VKI_SIG_BLOCK 0 /* for blocking signals */ 148 #define VKI_SIG_UNBLOCK 1 /* for unblocking signals */ 149 #define VKI_SIG_SETMASK 2 /* for setting the signal mask */ 150 151 typedef void __vki_signalfn_t(int); 152 typedef __vki_signalfn_t __user *__vki_sighandler_t; 153 154 typedef void __vki_restorefn_t(void); 155 typedef __vki_restorefn_t __user *__vki_sigrestore_t; 156 157 #define VKI_SIG_DFL ((__vki_sighandler_t)0) /* default signal handling */ 158 #define VKI_SIG_IGN ((__vki_sighandler_t)1) /* ignore signal */ 159 160 struct vki_sigaction_base { 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 unsigned long sa_flags; 167 __vki_sigrestore_t sa_restorer; // I don't think arm64 has this 168 vki_sigset_t sa_mask; /* mask last for extensibility */ 169 }; 170 171 /* On Linux we use the same type for passing sigactions to 172 and from the kernel. Hence: */ 173 typedef struct vki_sigaction_base vki_sigaction_toK_t; 174 typedef struct vki_sigaction_base vki_sigaction_fromK_t; 175 176 177 typedef struct vki_sigaltstack { 178 void __user *ss_sp; 179 int ss_flags; 180 vki_size_t ss_size; 181 } vki_stack_t; 182 183 //---------------------------------------------------------------------- 184 // From linux-3.10.5/arch/arm64/include/uapi/asm/sigcontext.h 185 //---------------------------------------------------------------------- 186 187 struct vki_sigcontext { 188 __vki_u64 fault_address; 189 /* AArch64 registers */ 190 __vki_u64 regs[31]; 191 __vki_u64 sp; 192 __vki_u64 pc; 193 __vki_u64 pstate; 194 /* 4K reserved for FP/SIMD state and future expansion */ 195 __vki_u8 __reserved[4096] __attribute__((__aligned__(16))); 196 }; 197 198 //---------------------------------------------------------------------- 199 // From linux-3.10.5/uapi/include/asm-generic/mman-common.h 200 //---------------------------------------------------------------------- 201 202 #define VKI_PROT_READ 0x1 /* page can be read */ 203 #define VKI_PROT_WRITE 0x2 /* page can be written */ 204 #define VKI_PROT_EXEC 0x4 /* page can be executed */ 205 #define VKI_PROT_NONE 0x0 /* page can not be accessed */ 206 #define VKI_PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ 207 #define VKI_PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ 208 209 #define VKI_MAP_SHARED 0x01 /* Share changes */ 210 #define VKI_MAP_PRIVATE 0x02 /* Changes are private */ 211 #define VKI_MAP_FIXED 0x10 /* Interpret addr exactly */ 212 #define VKI_MAP_ANONYMOUS 0x20 /* don't use a file */ 213 #define VKI_MAP_NORESERVE 0x4000 /* don't check for reservations */ 214 215 //---------------------------------------------------------------------- 216 // From linux-3.10.5/uapi/include/asm-generic/fcntl.h 217 //---------------------------------------------------------------------- 218 219 #define VKI_O_ACCMODE 03 220 #define VKI_O_RDONLY 00 221 #define VKI_O_WRONLY 01 222 #define VKI_O_RDWR 02 223 #define VKI_O_CREAT 0100 /* not fcntl */ 224 #define VKI_O_EXCL 0200 /* not fcntl */ 225 #define VKI_O_TRUNC 01000 /* not fcntl */ 226 #define VKI_O_APPEND 02000 227 #define VKI_O_NONBLOCK 04000 228 #define VKI_O_LARGEFILE 0100000 229 230 #define VKI_AT_FDCWD -100 231 232 #define VKI_F_DUPFD 0 /* dup */ 233 #define VKI_F_GETFD 1 /* get close_on_exec */ 234 #define VKI_F_SETFD 2 /* set/clear close_on_exec */ 235 #define VKI_F_GETFL 3 /* get file->f_flags */ 236 #define VKI_F_SETFL 4 /* set file->f_flags */ 237 #define VKI_F_GETLK 5 238 #define VKI_F_SETLK 6 239 #define VKI_F_SETLKW 7 240 241 #define VKI_F_SETOWN 8 /* for sockets. */ 242 #define VKI_F_GETOWN 9 /* for sockets. */ 243 #define VKI_F_SETSIG 10 /* for sockets. */ 244 #define VKI_F_GETSIG 11 /* for sockets. */ 245 246 #define VKI_F_SETOWN_EX 15 247 #define VKI_F_GETOWN_EX 16 248 249 #define VKI_F_OWNER_TID 0 250 #define VKI_F_OWNER_PID 1 251 #define VKI_F_OWNER_PGRP 2 252 253 struct vki_f_owner_ex { 254 int type; 255 __vki_kernel_pid_t pid; 256 }; 257 258 #define VKI_FD_CLOEXEC 1 /* actually anything with low bit set goes */ 259 260 #define VKI_F_LINUX_SPECIFIC_BASE 1024 261 262 //---------------------------------------------------------------------- 263 // From linux-3.10.5/include/uapi/asm-generic/resource.h 264 //---------------------------------------------------------------------- 265 266 #define VKI_RLIMIT_DATA 2 /* max data size */ 267 #define VKI_RLIMIT_STACK 3 /* max stack size */ 268 #define VKI_RLIMIT_CORE 4 /* max core file size */ 269 #define VKI_RLIMIT_NOFILE 7 /* max number of open files */ 270 271 //---------------------------------------------------------------------- 272 // From linux-3.10.5/include/uapi/asm-generic/socket.h 273 //---------------------------------------------------------------------- 274 275 #define VKI_SOL_SOCKET 1 276 277 #define VKI_SO_TYPE 3 278 279 #define VKI_SO_ATTACH_FILTER 26 280 281 //---------------------------------------------------------------------- 282 // From linux-3.10.5/include/uapi/asm-generic/sockios.h 283 //---------------------------------------------------------------------- 284 285 #define VKI_SIOCSPGRP 0x8902 286 #define VKI_SIOCGPGRP 0x8904 287 #define VKI_SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ 288 #define VKI_SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ 289 290 //---------------------------------------------------------------------- 291 // From linux-3.10.5/include/uapi/asm-generic/stat.h 292 //---------------------------------------------------------------------- 293 294 struct vki_stat { 295 unsigned long st_dev; 296 unsigned long st_ino; 297 unsigned int st_mode; 298 unsigned int st_nlink; 299 unsigned int st_uid; 300 unsigned int st_gid; 301 unsigned long st_rdev; 302 unsigned long __pad1; 303 long st_size; 304 int st_blksize; 305 int __pad2; 306 long st_blocks; 307 long st_atime; 308 unsigned long st_atime_nsec; 309 long st_mtime; 310 unsigned long st_mtime_nsec; 311 long st_ctime; 312 unsigned long st_ctime_nsec; 313 unsigned int __unused4; 314 unsigned int __unused5; 315 }; 316 317 //---------------------------------------------------------------------- 318 // From linux-3.10.5/include/uapi/asm-generic/statfs.h 319 //---------------------------------------------------------------------- 320 321 struct vki_statfs { 322 long f_type; 323 long f_bsize; 324 long f_blocks; 325 long f_bfree; 326 long f_bavail; 327 long f_files; 328 long f_ffree; 329 __vki_kernel_fsid_t f_fsid; 330 long f_namelen; 331 long f_frsize; 332 long f_flags; 333 long f_spare[4]; 334 }; 335 336 //---------------------------------------------------------------------- 337 // From linux-3.10.5/include/uapi/asm-generic/termios.h 338 //---------------------------------------------------------------------- 339 340 struct vki_winsize { 341 unsigned short ws_row; 342 unsigned short ws_col; 343 unsigned short ws_xpixel; 344 unsigned short ws_ypixel; 345 }; 346 347 #define VKI_NCC 8 348 struct vki_termio { 349 unsigned short c_iflag; /* input mode flags */ 350 unsigned short c_oflag; /* output mode flags */ 351 unsigned short c_cflag; /* control mode flags */ 352 unsigned short c_lflag; /* local mode flags */ 353 unsigned char c_line; /* line discipline */ 354 unsigned char c_cc[VKI_NCC]; /* control characters */ 355 }; 356 357 //---------------------------------------------------------------------- 358 // From linux-3.10.5/include/uapi/asm-generic/termbits.h 359 //---------------------------------------------------------------------- 360 361 typedef unsigned char vki_cc_t; 362 typedef unsigned int vki_tcflag_t; 363 364 #define VKI_NCCS 19 365 struct vki_termios { 366 vki_tcflag_t c_iflag; /* input mode flags */ 367 vki_tcflag_t c_oflag; /* output mode flags */ 368 vki_tcflag_t c_cflag; /* control mode flags */ 369 vki_tcflag_t c_lflag; /* local mode flags */ 370 vki_cc_t c_line; /* line discipline */ 371 vki_cc_t c_cc[VKI_NCCS]; /* control characters */ 372 }; 373 374 //---------------------------------------------------------------------- 375 // From linux-3.9.9/include/uapi/asm-generic/ioctl.h 376 //---------------------------------------------------------------------- 377 378 #define _VKI_IOC_NRBITS 8 379 #define _VKI_IOC_TYPEBITS 8 380 #define _VKI_IOC_SIZEBITS 14 381 #define _VKI_IOC_DIRBITS 2 382 383 #define _VKI_IOC_SIZEMASK ((1 << _VKI_IOC_SIZEBITS)-1) 384 #define _VKI_IOC_DIRMASK ((1 << _VKI_IOC_DIRBITS)-1) 385 386 #define _VKI_IOC_NRSHIFT 0 387 #define _VKI_IOC_TYPESHIFT (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS) 388 #define _VKI_IOC_SIZESHIFT (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS) 389 #define _VKI_IOC_DIRSHIFT (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS) 390 391 #define _VKI_IOC_NONE 0U 392 #define _VKI_IOC_WRITE 1U 393 #define _VKI_IOC_READ 2U 394 395 #define _VKI_IOC(dir,type,nr,size) \ 396 (((dir) << _VKI_IOC_DIRSHIFT) | \ 397 ((type) << _VKI_IOC_TYPESHIFT) | \ 398 ((nr) << _VKI_IOC_NRSHIFT) | \ 399 ((size) << _VKI_IOC_SIZESHIFT)) 400 401 #define _VKI_IO(type,nr) _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0) 402 #define _VKI_IOR(type,nr,size) _VKI_IOC(_VKI_IOC_READ,(type),(nr),sizeof(size)) 403 #define _VKI_IOW(type,nr,size) _VKI_IOC(_VKI_IOC_WRITE,(type),(nr),sizeof(size)) 404 #define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),sizeof(size)) 405 406 #define _VKI_IOC_DIR(nr) (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK) 407 #define _VKI_IOC_SIZE(nr) (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK) 408 409 //---------------------------------------------------------------------- 410 // From linux-3.10.5/include/uapi/asm-generic/ioctls.h 411 //---------------------------------------------------------------------- 412 413 #define VKI_TCGETS 0x5401 414 #define VKI_TCSETS 0x5402 415 #define VKI_TCSETSW 0x5403 416 #define VKI_TCSETSF 0x5404 417 #define VKI_TCGETA 0x5405 418 #define VKI_TCSETA 0x5406 419 #define VKI_TCSETAW 0x5407 420 #define VKI_TCSETAF 0x5408 421 #define VKI_TCSBRK 0x5409 422 #define VKI_TCXONC 0x540A 423 #define VKI_TCFLSH 0x540B 424 #define VKI_TIOCSCTTY 0x540E 425 #define VKI_TIOCGPGRP 0x540F 426 #define VKI_TIOCSPGRP 0x5410 427 #define VKI_TIOCOUTQ 0x5411 428 #define VKI_TIOCGWINSZ 0x5413 429 #define VKI_TIOCSWINSZ 0x5414 430 #define VKI_TIOCMGET 0x5415 431 #define VKI_TIOCMBIS 0x5416 432 #define VKI_TIOCMBIC 0x5417 433 #define VKI_TIOCMSET 0x5418 434 #define VKI_FIONREAD 0x541B 435 #define VKI_TIOCLINUX 0x541C 436 #define VKI_FIONBIO 0x5421 437 #define VKI_TCSBRKP 0x5425 438 #define VKI_TIOCGPTN _VKI_IOR('T',0x30, unsigned int) 439 #define VKI_TIOCSPTLCK _VKI_IOW('T',0x31, int) 440 441 #define VKI_FIONCLEX 0x5450 442 #define VKI_FIOCLEX 0x5451 443 #define VKI_FIOASYNC 0x5452 444 #define VKI_TIOCSERGETLSR 0x5459 445 446 #define VKI_TIOCGICOUNT 0x545D 447 448 //---------------------------------------------------------------------- 449 // From linux-3.9.9/include/uapi/asm-generic/poll.h 450 //---------------------------------------------------------------------- 451 452 #define VKI_POLLIN 0x0001 453 454 struct vki_pollfd { 455 int fd; 456 short events; 457 short revents; 458 }; 459 460 //---------------------------------------------------------------------- 461 // From linux-3.10.5/arch/arm64/include/uapi/asm/ptrace.h 462 //---------------------------------------------------------------------- 463 464 //ZZ struct vki_user_i387_struct { 465 //ZZ unsigned short cwd; 466 //ZZ unsigned short swd; 467 //ZZ unsigned short twd; /* Note this is not the same as the 32bit/x87/FSAVE twd */ 468 //ZZ unsigned short fop; 469 //ZZ __vki_u64 rip; 470 //ZZ __vki_u64 rdp; 471 //ZZ __vki_u32 mxcsr; 472 //ZZ __vki_u32 mxcsr_mask; 473 //ZZ __vki_u32 st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ 474 //ZZ __vki_u32 xmm_space[64]; /* 16*16 bytes for each XMM-reg = 256 bytes */ 475 //ZZ __vki_u32 padding[24]; 476 //ZZ }; 477 //ZZ 478 //ZZ struct vki_user_regs_struct { 479 //ZZ unsigned long r15,r14,r13,r12,rbp,rbx,r11,r10; 480 //ZZ unsigned long r9,r8,rax,rcx,rdx,rsi,rdi,orig_rax; 481 //ZZ unsigned long rip,cs,eflags; 482 //ZZ unsigned long rsp,ss; 483 //ZZ unsigned long fs_base, gs_base; 484 //ZZ unsigned long ds,es,fs,gs; 485 //ZZ }; 486 487 struct vki_user_pt_regs { 488 __vki_u64 regs[31]; 489 __vki_u64 sp; 490 __vki_u64 pc; 491 __vki_u64 pstate; 492 }; 493 494 /* I think that the new name in the kernel for these is "user_pt_regs" 495 and the old name is "user_regs_struct". Unfortunately can't clone 496 a 'struct' type using 'typedef' and still have a 'struct' type, so 497 use a blunter instrument instead. */ 498 #define vki_user_regs_struct vki_user_pt_regs 499 500 struct vki_user_fpsimd_state { 501 __uint128_t vregs[32]; 502 __vki_u32 fpsr; 503 __vki_u32 fpcr; 504 }; 505 506 //---------------------------------------------------------------------- 507 // From linux-3.9.9/arch/arm64/include/asm/elf.h 508 //---------------------------------------------------------------------- 509 510 typedef unsigned long vki_elf_greg_t; 511 512 #define VKI_ELF_NGREG (sizeof (struct vki_user_pt_regs) / sizeof(vki_elf_greg_t)) 513 typedef vki_elf_greg_t vki_elf_gregset_t[VKI_ELF_NGREG]; 514 515 typedef struct vki_user_fpsimd_state vki_elf_fpregset_t; 516 517 //---------------------------------------------------------------------- 518 // From linux-3.10.5/arch/arm64/include/asm/ucontext.h 519 //---------------------------------------------------------------------- 520 521 struct vki_ucontext { 522 unsigned long uc_flags; 523 struct vki_ucontext *uc_link; 524 vki_stack_t uc_stack; 525 vki_sigset_t uc_sigmask; 526 /* glibc uses a 1024-bit sigset_t */ 527 __vki_u8 __unused[1024 / 8 - sizeof(vki_sigset_t)]; 528 /* last for future expansion */ 529 struct vki_sigcontext uc_mcontext; 530 }; 531 532 //ZZ //---------------------------------------------------------------------- 533 //ZZ // From linux-2.6.9/include/asm-x86_64/segment.h 534 //ZZ //---------------------------------------------------------------------- 535 //ZZ 536 //ZZ #define VKI_GDT_ENTRY_TLS_ENTRIES 3 537 //ZZ 538 //ZZ #define VKI_GDT_ENTRY_TLS_MIN 11 539 //ZZ #define VKI_GDT_ENTRY_TLS_MAX 13 540 //ZZ 541 //ZZ //---------------------------------------------------------------------- 542 //ZZ // From linux-2.6.11.9/include/asm-x86_64/prctl.h 543 //ZZ //---------------------------------------------------------------------- 544 //ZZ 545 //ZZ #define VKI_ARCH_SET_GS 0x1001 546 //ZZ #define VKI_ARCH_SET_FS 0x1002 547 //ZZ #define VKI_ARCH_GET_FS 0x1003 548 //ZZ #define VKI_ARCH_GET_GS 0x1004 549 //ZZ 550 //ZZ //---------------------------------------------------------------------- 551 //ZZ // From linux-2.6.9/include/asm-x86_64/ldt.h 552 //ZZ //---------------------------------------------------------------------- 553 //ZZ 554 //ZZ // I think this LDT stuff will have to be reinstated for amd64, but I'm not 555 //ZZ // certain. (Nb: The sys_arch_prctl seems to have replaced 556 //ZZ // [gs]et_thread_area syscalls.) 557 //ZZ // 558 //ZZ // Note that the type here is very slightly different to the 559 //ZZ // type for x86 (the final 'lm' field is added); I'm not sure about the 560 //ZZ // significance of that... --njn 561 //ZZ 562 //ZZ /* [[Nb: This is the structure passed to the modify_ldt syscall. Just so as 563 //ZZ to confuse and annoy everyone, this is _not_ the same as an 564 //ZZ VgLdtEntry and has to be translated into such. The logic for doing 565 //ZZ so, in vg_ldt.c, is copied from the kernel sources.]] */ 566 //ZZ /* Note also that a comment in ldt.h indicates that the below 567 //ZZ contains several fields ignored on 64bit, and that modify_ldt 568 //ZZ is rather for 32bit. */ 569 //ZZ struct vki_user_desc { 570 //ZZ unsigned int entry_number; 571 //ZZ unsigned long base_addr; 572 //ZZ unsigned int limit; 573 //ZZ unsigned int seg_32bit:1; 574 //ZZ unsigned int contents:2; 575 //ZZ unsigned int read_exec_only:1; 576 //ZZ unsigned int limit_in_pages:1; 577 //ZZ unsigned int seg_not_present:1; 578 //ZZ unsigned int useable:1; 579 //ZZ unsigned int lm:1; 580 //ZZ }; 581 //ZZ 582 //ZZ // [[Nb: for our convenience within Valgrind, use a more specific name]] 583 //ZZ typedef struct vki_user_desc vki_modify_ldt_t; 584 585 //---------------------------------------------------------------------- 586 // From linux-3.10.5/include/asm-generic/ipcbuf.h 587 //---------------------------------------------------------------------- 588 589 struct vki_ipc64_perm 590 { 591 __vki_kernel_key_t key; 592 __vki_kernel_uid32_t uid; 593 __vki_kernel_gid32_t gid; 594 __vki_kernel_uid32_t cuid; 595 __vki_kernel_gid32_t cgid; 596 __vki_kernel_mode_t mode; 597 unsigned char __pad1[4 - sizeof(__vki_kernel_mode_t)]; 598 unsigned short seq; 599 unsigned short __pad2; 600 unsigned long __unused1; 601 unsigned long __unused2; 602 }; 603 604 //---------------------------------------------------------------------- 605 // From linux-3.10.5/include/uapi/asm-generic/sembuf.h 606 //---------------------------------------------------------------------- 607 608 struct vki_semid64_ds { 609 struct vki_ipc64_perm sem_perm; /* permissions .. see ipc.h */ 610 __vki_kernel_time_t sem_otime; /* last semop time */ 611 __vki_kernel_time_t sem_ctime; /* last change time */ 612 unsigned long sem_nsems; /* no. of semaphores in array */ 613 unsigned long __unused3; 614 unsigned long __unused4; 615 }; 616 617 //---------------------------------------------------------------------- 618 // From linux-3.10.5/include/uapi/asm-generic/msgbuf.h 619 //---------------------------------------------------------------------- 620 621 struct vki_msqid64_ds { 622 struct vki_ipc64_perm msg_perm; 623 __vki_kernel_time_t msg_stime; /* last msgsnd time */ 624 __vki_kernel_time_t msg_rtime; /* last msgrcv time */ 625 __vki_kernel_time_t msg_ctime; /* last change time */ 626 unsigned long msg_cbytes; /* current number of bytes on queue */ 627 unsigned long msg_qnum; /* number of messages in queue */ 628 unsigned long msg_qbytes; /* max number of bytes on queue */ 629 __vki_kernel_pid_t msg_lspid; /* pid of last msgsnd */ 630 __vki_kernel_pid_t msg_lrpid; /* last receive pid */ 631 unsigned long __unused4; 632 unsigned long __unused5; 633 }; 634 635 //---------------------------------------------------------------------- 636 // From linux-3.10.5/include/uapi/asm-generic/shmbuf.h 637 //---------------------------------------------------------------------- 638 639 struct vki_shmid64_ds { 640 struct vki_ipc64_perm shm_perm; /* operation perms */ 641 vki_size_t shm_segsz; /* size of segment (bytes) */ 642 __vki_kernel_time_t shm_atime; /* last attach time */ 643 __vki_kernel_time_t shm_dtime; /* last detach time */ 644 __vki_kernel_time_t shm_ctime; /* last change time */ 645 __vki_kernel_pid_t shm_cpid; /* pid of creator */ 646 __vki_kernel_pid_t shm_lpid; /* pid of last operator */ 647 unsigned long shm_nattch; /* no. of current attaches */ 648 unsigned long __unused4; 649 unsigned long __unused5; 650 }; 651 652 struct vki_shminfo64 { 653 unsigned long shmmax; 654 unsigned long shmmin; 655 unsigned long shmmni; 656 unsigned long shmseg; 657 unsigned long shmall; 658 unsigned long __unused1; 659 unsigned long __unused2; 660 unsigned long __unused3; 661 unsigned long __unused4; 662 }; 663 664 //---------------------------------------------------------------------- 665 // From linux-3.9.9/arch/arm64/include/asm/ptrace.h 666 //---------------------------------------------------------------------- 667 668 #define VKI_PTRACE_GETREGS 12 669 #define VKI_PTRACE_SETREGS 13 670 //#define VKI_PTRACE_GETFPREGS 14 671 //#define VKI_PTRACE_SETFPREGS 15 672 #define VKI_PTRACE_GET_THREAD_AREA 22 673 #define VKI_PTRACE_SET_SYSCALL 23 674 #define VKI_PTRACE_GETVFPREGS 27 675 #define VKI_PTRACE_SETVFPREGS 28 676 #define VKI_PTRACE_GETHBPREGS 29 677 #define VKI_PTRACE_SETHBPREGS 30 678 679 680 //---------------------------------------------------------------------- 681 // From linux-2.6.8.1/include/asm-generic/errno.h 682 //---------------------------------------------------------------------- 683 684 #define VKI_ENOSYS 38 /* Function not implemented */ 685 #define VKI_EOVERFLOW 75 /* Value too large for defined data type */ 686 687 //---------------------------------------------------------------------- 688 // And that's it! 689 //---------------------------------------------------------------------- 690 691 #endif // __VKI_ARM64_LINUX_H 692 693 /*--------------------------------------------------------------------*/ 694 /*--- end ---*/ 695 /*--------------------------------------------------------------------*/ 696
