Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/alpha/linux/linux.h
Version:
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1 /*- 2 * Copyright (c) 1994-1996 Søren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _ALPHA_LINUX_LINUX_H_ 32 #define _ALPHA_LINUX_LINUX_H_ 33 34 #include <alpha/linux/linux_syscall.h> 35 36 /* 37 * debugging support 38 */ 39 extern u_char linux_debug_map[]; 40 #define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name) 41 #define ARGS(nm, fmt) "linux(%ld): "#nm"("fmt")\n", (long)p->p_pid 42 #define LMSG(fmt) "linux(%ld): "fmt"\n", (long)p->p_pid 43 44 #ifdef MALLOC_DECLARE 45 MALLOC_DECLARE(M_LINUX); 46 #endif 47 48 typedef int l_int; 49 typedef int64_t l_long; 50 typedef int64_t l_longlong; 51 typedef short l_short; 52 typedef unsigned int l_uint; 53 typedef uint64_t l_ulong; 54 typedef uint64_t l_ulonglong; 55 typedef unsigned short l_ushort; 56 57 typedef char *l_caddr_t; 58 typedef l_long l_clock_t; 59 typedef l_int l_daddr_t; 60 typedef l_uint l_dev_t; 61 typedef l_uint l_gid_t; 62 typedef l_ushort l_gid16_t; 63 typedef l_uint l_ino_t; 64 typedef l_int l_key_t; 65 typedef l_long l_loff_t; 66 typedef l_uint l_mode_t; 67 typedef l_long l_off_t; 68 typedef l_int l_pid_t; 69 typedef l_ulong l_size_t; 70 typedef l_long l_suseconds_t; 71 typedef l_long l_time_t; 72 typedef l_uint l_uid_t; 73 typedef l_ushort l_uid16_t; 74 75 typedef struct { 76 l_int val[2]; 77 } l_fsid_t; 78 79 typedef struct { 80 l_time_t tv_sec; 81 l_suseconds_t tv_usec; 82 } l_timeval; 83 84 #define l_fd_set fd_set 85 86 /* 87 * Miscellaneous 88 */ 89 #define LINUX_NAME_MAX 255 90 #define LINUX_MAX_UTSNAME 65 91 92 #define LINUX_CTL_MAXNAME 10 93 94 struct l___sysctl_args 95 { 96 l_int *name; 97 l_int nlen; 98 void *oldval; 99 l_size_t *oldlenp; 100 void *newval; 101 l_size_t newlen; 102 l_ulong __spare[4]; 103 }; 104 105 /* Scheduling policies */ 106 #define LINUX_SCHED_OTHER 0 107 #define LINUX_SCHED_FIFO 1 108 #define LINUX_SCHED_RR 2 109 110 /* Resource limits */ 111 #define LINUX_RLIMIT_CPU 0 112 #define LINUX_RLIMIT_FSIZE 1 113 #define LINUX_RLIMIT_DATA 2 114 #define LINUX_RLIMIT_STACK 3 115 #define LINUX_RLIMIT_CORE 4 116 #define LINUX_RLIMIT_RSS 5 117 #define LINUX_RLIMIT_AS 7 /* address space limit */ 118 #define LINUX_RLIMIT_NPROC 8 119 #define LINUX_RLIMIT_NOFILE 6 120 #define LINUX_RLIMIT_MEMLOCK 9 121 122 #define LINUX_RLIM_NLIMITS 10 123 124 /* mmap options */ 125 #define LINUX_MAP_SHARED 0x0001 126 #define LINUX_MAP_PRIVATE 0x0002 127 #define LINUX_MAP_ANON 0x0010 128 #define LINUX_MAP_FIXED 0x0100 129 #define LINUX_MAP_GROWSDOWN 0x1000 130 131 /* 132 * stat family of syscalls 133 */ 134 struct l_timespec { 135 l_ulong tv_sec; 136 }; 137 138 struct l_newstat { 139 l_uint st_dev; 140 l_uint st_ino; 141 l_uint st_mode; 142 l_uint st_nlink; 143 l_uint st_uid; 144 l_uint st_gid; 145 l_uint st_rdev; 146 l_long st_size; 147 struct l_timespec st_atimespec; 148 struct l_timespec st_mtimespec; 149 struct l_timespec st_ctimespec; 150 l_uint st_blksize; 151 l_int st_blocks; 152 l_uint st_flags; 153 l_uint st_gen; 154 }; 155 156 struct l_new_utsname { 157 char sysname[LINUX_MAX_UTSNAME]; 158 char nodename[LINUX_MAX_UTSNAME]; 159 char release[LINUX_MAX_UTSNAME]; 160 char version[LINUX_MAX_UTSNAME]; 161 char machine[LINUX_MAX_UTSNAME]; 162 char domainname[LINUX_MAX_UTSNAME]; 163 }; 164 165 /* 166 * Signalling 167 */ 168 #define LINUX_SIGHUP 1 169 #define LINUX_SIGINT 2 170 #define LINUX_SIGQUIT 3 171 #define LINUX_SIGILL 4 172 #define LINUX_SIGTRAP 5 173 #define LINUX_SIGABRT 6 174 #define LINUX_SIGIOT LINUX_SIGABRT 175 #define LINUX_SIGBUS 7 176 #define LINUX_SIGFPE 8 177 #define LINUX_SIGKILL 9 178 #define LINUX_SIGUSR1 10 179 #define LINUX_SIGSEGV 11 180 #define LINUX_SIGUSR2 12 181 #define LINUX_SIGPIPE 13 182 #define LINUX_SIGALRM 14 183 #define LINUX_SIGTERM 15 184 #define LINUX_SIGSTKFLT 16 185 #define LINUX_SIGCHLD 17 186 #define LINUX_SIGCONT 18 187 #define LINUX_SIGSTOP 19 188 #define LINUX_SIGTSTP 20 189 #define LINUX_SIGTTIN 21 190 #define LINUX_SIGTTOU 22 191 #define LINUX_SIGURG 23 192 #define LINUX_SIGXCPU 24 193 #define LINUX_SIGXFSZ 25 194 #define LINUX_SIGVTALRM 26 195 #define LINUX_SIGPROF 27 196 #define LINUX_SIGWINCH 28 197 #define LINUX_SIGIO 29 198 #define LINUX_SIGPOLL LINUX_SIGIO 199 #define LINUX_SIGPWR 30 200 #define LINUX_SIGUNUSED 31 201 202 #define LINUX_SIGTBLSZ 31 203 #define LINUX_NSIG_WORDS 2 204 #define LINUX_NBPW 32 205 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS) 206 207 /* sigaction flags */ 208 #define LINUX_SA_ONSTACK 0x00000001 209 #define LINUX_SA_RESTART 0x00000002 210 #define LINUX_SA_NOCLDSTOP 0x00000004 211 #define LINUX_SA_NODEFER 0x00000008 212 #define LINUX_SA_RESETHAND 0x00000010 213 #define LINUX_SA_NOCLDWAIT 0x00000020 214 #define LINUX_SA_SIGINFO 0x00000040 215 #define LINUX_SA_RESTORER 0x04000000 216 #define LINUX_SA_INTERRUPT 0x20000000 217 #define LINUX_SA_NOMASK LINUX_SA_NODEFER 218 #define LINUX_SA_ONESHOT LINUX_SA_RESETHAND 219 220 /* sigprocmask actions */ 221 #define LINUX_SIG_BLOCK 0 222 #define LINUX_SIG_UNBLOCK 1 223 #define LINUX_SIG_SETMASK 2 224 225 /* sigset_t macros */ 226 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0 227 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig) 228 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig) 229 230 #define LINUX_MINSIGSTKSZ 4096 231 232 typedef void (*l_handler_t)(l_int); 233 typedef l_ulong l_osigset_t; 234 235 typedef struct { 236 l_uint __bits[LINUX_NSIG_WORDS]; 237 } l_sigset_t; 238 239 typedef struct { 240 l_handler_t lsa_handler; 241 l_osigset_t lsa_mask; 242 l_ulong lsa_flags; 243 void (*lsa_restorer)(void); 244 } l_osigaction_t; 245 246 typedef struct { 247 l_handler_t lsa_handler; 248 l_ulong lsa_flags; 249 void (*lsa_restorer)(void); 250 l_sigset_t lsa_mask; 251 } l_sigaction_t; 252 253 /* 254 * The Linux sigcontext 255 */ 256 struct l_sigcontext { 257 l_long sc_onstack; 258 l_long sc_mask; 259 l_long sc_pc; 260 l_long sc_ps; 261 l_long sc_regs[32]; 262 l_long sc_ownedfp; 263 l_long sc_fpregs[32]; 264 l_ulong sc_fpcr; 265 l_ulong sc_fp_control; 266 l_ulong sc_reserved1, sc_reserved2; 267 l_ulong sc_ssize; 268 char *sc_sbase; 269 l_ulong sc_traparg_a0; 270 l_ulong sc_traparg_a1; 271 l_ulong sc_traparg_a2; 272 l_ulong sc_fp_trap_pc; 273 l_ulong sc_fp_trigger_sum; 274 l_ulong sc_fp_trigger_inst; 275 }; 276 277 /* 278 * We make the stack look like Linux expects it when calling a signal 279 * handler, but use the BSD way of calling the handler and sigreturn(). 280 * This means that we need to pass the pointer to the handler too. 281 * It is appended to the frame to not interfere with the rest of it. 282 */ 283 struct l_sigframe { 284 l_int sf_sig; 285 struct l_sigcontext sf_sc; 286 l_handler_t sf_handler; 287 }; 288 289 /* 290 * Pluggable ioctl handlers 291 */ 292 struct linker_set; 293 struct linux_ioctl_args; 294 struct proc; 295 296 typedef int linux_ioctl_function_t(struct proc *, struct linux_ioctl_args *); 297 298 struct linux_ioctl_handler { 299 linux_ioctl_function_t *func; 300 int low, high; 301 }; 302 303 int linux_ioctl_register_handler(struct linux_ioctl_handler *h); 304 int linux_ioctl_register_handlers(struct linker_set *s); 305 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h); 306 int linux_ioctl_unregister_handlers(struct linker_set *s); 307 308 /* 309 * open/fcntl flags 310 */ 311 #define LINUX_O_RDONLY 00 312 #define LINUX_O_WRONLY 01 313 #define LINUX_O_RDWR 02 314 #define LINUX_O_NONBLOCK 04 315 #define LINUX_O_APPEND 010 316 #define LINUX_O_CREAT 01000 317 #define LINUX_O_TRUNC 02000 318 #define LINUX_O_EXCL 04000 319 #define LINUX_O_NOCTTY 010000 320 #define LINUX_O_NDELAY LINUX_O_NONBLOCK 321 #define LINUX_O_SYNC 040000 322 323 #define LINUX_FASYNC 020000 324 325 /* fcntl flags */ 326 #define LINUX_F_DUPFD 0 327 #define LINUX_F_GETFD 1 328 #define LINUX_F_SETFD 2 329 #define LINUX_F_GETFL 3 330 #define LINUX_F_SETFL 4 331 #define LINUX_F_SETOWN 5 332 #define LINUX_F_GETOWN 6 333 #define LINUX_F_GETLK 7 334 #define LINUX_F_SETLK 8 335 #define LINUX_F_SETLKW 9 336 #define LINUX_F_SETSIG 10 337 #define LINUX_F_GETSIG 11 338 339 #define LINUX_F_RDLCK 1 340 #define LINUX_F_WRLCK 2 341 #define LINUX_F_UNLCK 8 342 343 /* 344 * mount flags 345 */ 346 #define LINUX_MS_RDONLY 0x0001 347 #define LINUX_MS_NOSUID 0x0002 348 #define LINUX_MS_NODEV 0x0004 349 #define LINUX_MS_NOEXEC 0x0008 350 #define LINUX_MS_REMOUNT 0x0020 351 352 /* 353 * SystemV IPC defines 354 */ 355 #define LINUX_SEMOP 1 356 #define LINUX_SEMGET 2 357 #define LINUX_SEMCTL 3 358 #define LINUX_MSGSND 11 359 #define LINUX_MSGRCV 12 360 #define LINUX_MSGGET 13 361 #define LINUX_MSGCTL 14 362 #define LINUX_SHMAT 21 363 #define LINUX_SHMDT 22 364 #define LINUX_SHMGET 23 365 #define LINUX_SHMCTL 24 366 367 #define LINUX_IPC_RMID 0 368 #define LINUX_IPC_SET 1 369 #define LINUX_IPC_STAT 2 370 #define LINUX_IPC_INFO 3 371 372 #define LINUX_SHM_LOCK 11 373 #define LINUX_SHM_UNLOCK 12 374 #define LINUX_SHM_STAT 13 375 #define LINUX_SHM_INFO 14 376 377 #define LINUX_SHM_RDONLY 0x1000 378 #define LINUX_SHM_RND 0x2000 379 #define LINUX_SHM_REMAP 0x4000 380 381 /* semctl commands */ 382 #define LINUX_GETPID 11 383 #define LINUX_GETVAL 12 384 #define LINUX_GETALL 13 385 #define LINUX_GETNCNT 14 386 #define LINUX_GETZCNT 15 387 #define LINUX_SETVAL 16 388 #define LINUX_SETALL 17 389 #define LINUX_SEM_STAT 18 390 #define LINUX_SEM_INFO 19 391 392 union l_semun { 393 l_int val; 394 struct l_semid_ds *buf; 395 l_ushort *array; 396 struct l_seminfo *__buf; 397 void *__pad; 398 }; 399 400 /* 401 * Socket defines 402 */ 403 #define LINUX_SOCKET 1 404 #define LINUX_BIND 2 405 #define LINUX_CONNECT 3 406 #define LINUX_LISTEN 4 407 #define LINUX_ACCEPT 5 408 #define LINUX_GETSOCKNAME 6 409 #define LINUX_GETPEERNAME 7 410 #define LINUX_SOCKETPAIR 8 411 #define LINUX_SEND 9 412 #define LINUX_RECV 10 413 #define LINUX_SENDTO 11 414 #define LINUX_RECVFROM 12 415 #define LINUX_SHUTDOWN 13 416 #define LINUX_SETSOCKOPT 14 417 #define LINUX_GETSOCKOPT 15 418 #define LINUX_SENDMSG 16 419 #define LINUX_RECVMSG 17 420 421 #define LINUX_AF_UNSPEC 0 422 #define LINUX_AF_UNIX 1 423 #define LINUX_AF_INET 2 424 #define LINUX_AF_AX25 3 425 #define LINUX_AF_IPX 4 426 #define LINUX_AF_APPLETALK 5 427 428 #define LINUX_SOL_SOCKET 1 429 #define LINUX_SOL_IP 0 430 #define LINUX_SOL_TCP 6 431 #define LINUX_SOL_UDP 17 432 #define LINUX_SOL_IPX 256 433 #define LINUX_SOL_AX25 257 434 435 #define LINUX_SO_DEBUG 1 436 #define LINUX_SO_REUSEADDR 2 437 #define LINUX_SO_TYPE 3 438 #define LINUX_SO_ERROR 4 439 #define LINUX_SO_DONTROUTE 5 440 #define LINUX_SO_BROADCAST 6 441 #define LINUX_SO_SNDBUF 7 442 #define LINUX_SO_RCVBUF 8 443 #define LINUX_SO_KEEPALIVE 9 444 #define LINUX_SO_OOBINLINE 10 445 #define LINUX_SO_NO_CHECK 11 446 #define LINUX_SO_PRIORITY 12 447 #define LINUX_SO_LINGER 13 448 449 #define LINUX_IP_TOS 1 450 #define LINUX_IP_TTL 2 451 #define LINUX_IP_HDRINCL 3 452 #define LINUX_IP_OPTIONS 4 453 454 #define LINUX_IP_MULTICAST_IF 32 455 #define LINUX_IP_MULTICAST_TTL 33 456 #define LINUX_IP_MULTICAST_LOOP 34 457 #define LINUX_IP_ADD_MEMBERSHIP 35 458 #define LINUX_IP_DROP_MEMBERSHIP 36 459 460 struct l_sockaddr { 461 l_ushort sa_family; 462 char sa_data[14]; 463 }; 464 465 struct l_ifmap { 466 l_ulong mem_start; 467 l_ulong mem_end; 468 l_ushort base_addr; 469 u_char irq; 470 u_char dma; 471 u_char port; 472 }; 473 474 #define LINUX_IFHWADDRLEN 6 475 #define LINUX_IFNAMSIZ 16 476 477 struct l_ifreq { 478 union { 479 char ifrn_name[LINUX_IFNAMSIZ]; /* if name, e.g. "en0" */ 480 } ifr_ifrn; 481 482 union { 483 struct l_sockaddr ifru_addr; 484 struct l_sockaddr ifru_dstaddr; 485 struct l_sockaddr ifru_broadaddr; 486 struct l_sockaddr ifru_netmask; 487 struct l_sockaddr ifru_hwaddr; 488 l_short ifru_flags[1]; 489 l_int ifru_metric; 490 l_int ifru_mtu; 491 struct l_ifmap ifru_map; 492 char ifru_slave[LINUX_IFNAMSIZ]; 493 l_caddr_t ifru_data; 494 } ifr_ifru; 495 }; 496 497 #define ifr_name ifr_ifrn.ifrn_name /* interface name */ 498 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 499 500 501 extern char linux_sigcode[]; 502 extern int linux_szsigcode; 503 504 extern struct sysent linux_sysent[LINUX_SYS_MAXSYSCALL]; 505 extern struct sysentvec linux_sysvec; 506 extern struct sysentvec elf_linux_sysvec; 507 508 /* dummy struct definitions */ 509 struct image_params; 510 struct trapframe; 511 512 /* 513 * poll() 514 */ 515 #define LINUX_POLLIN 0x0001 516 #define LINUX_POLLPRI 0x0002 517 #define LINUX_POLLOUT 0x0004 518 #define LINUX_POLLERR 0x0008 519 #define LINUX_POLLHUP 0x0010 520 #define LINUX_POLLNVAL 0x0020 521 #define LINUX_POLLRDNORM 0x0040 522 #define LINUX_POLLRDBAND 0x0080 523 #define LINUX_POLLWRNORM 0x0100 524 #define LINUX_POLLWRBAND 0x0200 525 #define LINUX_POLLMSG 0x0400 526 527 struct l_pollfd { 528 l_int fd; 529 l_short events; 530 l_short revents; 531 }; 532 533 #endif /* !_ALPHA_LINUX_LINUX_H_ */
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