2 * Copyright (c) 2004 Tim J. Robbins
3 * Copyright (c) 2001 Doug Rabson
4 * Copyright (c) 1994-1996 Søren Schmidt
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer
12 * in this position and unchanged.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #ifndef _AMD64_LINUX_H_
34 #define _AMD64_LINUX_H_
36 #include <amd64/linux32/linux32_syscall.h>
41 extern u_char linux_debug_map[];
42 #define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name)
43 #define ARGS(nm, fmt) "linux(%ld): "#nm"("fmt")\n", (long)td->td_proc->p_pid
44 #define LMSG(fmt) "linux(%ld): "fmt"\n", (long)td->td_proc->p_pid
47 MALLOC_DECLARE(M_LINUX);
50 #define LINUX32_USRSTACK ((1ul << 32) - PAGE_SIZE)
51 /* XXX 16 = sizeof(linux32_ps_strings) */
52 #define LINUX32_PS_STRINGS (LINUX32_USRSTACK - 16)
53 #define LINUX32_MAXDSIZ (512 * 1024 * 1024) /* 512MB */
54 #define LINUX32_MAXSSIZ (64 * 1024 * 1024) /* 64MB */
55 #define LINUX32_MAXVMEM 0 /* Unlimited */
57 #define PTRIN(v) (void *)(uintptr_t)(v)
58 #define PTROUT(v) (l_uintptr_t)(uintptr_t)(v)
61 * Provide a separate set of types for the Linux types.
64 typedef int32_t l_long;
65 typedef int64_t l_longlong;
66 typedef short l_short;
67 typedef unsigned int l_uint;
68 typedef uint32_t l_ulong;
69 typedef uint64_t l_ulonglong;
70 typedef unsigned short l_ushort;
72 typedef l_ulong l_uintptr_t;
73 typedef l_long l_clock_t;
74 typedef l_int l_daddr_t;
75 typedef l_ushort l_dev_t;
76 typedef l_uint l_gid_t;
77 typedef l_ushort l_gid16_t;
78 typedef l_ulong l_ino_t;
79 typedef l_int l_key_t;
80 typedef l_longlong l_loff_t;
81 typedef l_ushort l_mode_t;
82 typedef l_long l_off_t;
83 typedef l_int l_pid_t;
84 typedef l_uint l_size_t;
85 typedef l_long l_suseconds_t;
86 typedef l_long l_time_t;
87 typedef l_uint l_uid_t;
88 typedef l_ushort l_uid16_t;
96 l_suseconds_t tv_usec;
99 #define l_fd_set fd_set
104 #define LINUX_NAME_MAX 255
105 #define LINUX_MAX_UTSNAME 65
107 #define LINUX_CTL_MAXNAME 10
109 struct l___sysctl_args
120 /* Scheduling policies */
121 #define LINUX_SCHED_OTHER 0
122 #define LINUX_SCHED_FIFO 1
123 #define LINUX_SCHED_RR 2
125 /* Resource limits */
126 #define LINUX_RLIMIT_CPU 0
127 #define LINUX_RLIMIT_FSIZE 1
128 #define LINUX_RLIMIT_DATA 2
129 #define LINUX_RLIMIT_STACK 3
130 #define LINUX_RLIMIT_CORE 4
131 #define LINUX_RLIMIT_RSS 5
132 #define LINUX_RLIMIT_NPROC 6
133 #define LINUX_RLIMIT_NOFILE 7
134 #define LINUX_RLIMIT_MEMLOCK 8
135 #define LINUX_RLIMIT_AS 9 /* Address space limit */
137 #define LINUX_RLIM_NLIMITS 10
164 #define LINUX_MAP_SHARED 0x0001
165 #define LINUX_MAP_PRIVATE 0x0002
166 #define LINUX_MAP_FIXED 0x0010
167 #define LINUX_MAP_ANON 0x0020
168 #define LINUX_MAP_GROWSDOWN 0x0100
180 * stat family of syscalls
200 struct l_timespec st_atimespec;
201 struct l_timespec st_mtimespec;
202 struct l_timespec st_ctimespec;
216 struct l_timespec st_atimespec;
217 struct l_timespec st_mtimespec;
218 struct l_timespec st_ctimespec;
239 struct l_timespec st_atimespec;
240 struct l_timespec st_mtimespec;
241 struct l_timespec st_ctimespec;
258 struct l_new_utsname {
259 char sysname[LINUX_MAX_UTSNAME];
260 char nodename[LINUX_MAX_UTSNAME];
261 char release[LINUX_MAX_UTSNAME];
262 char version[LINUX_MAX_UTSNAME];
263 char machine[LINUX_MAX_UTSNAME];
264 char domainname[LINUX_MAX_UTSNAME];
270 #define LINUX_SIGHUP 1
271 #define LINUX_SIGINT 2
272 #define LINUX_SIGQUIT 3
273 #define LINUX_SIGILL 4
274 #define LINUX_SIGTRAP 5
275 #define LINUX_SIGABRT 6
276 #define LINUX_SIGIOT LINUX_SIGABRT
277 #define LINUX_SIGBUS 7
278 #define LINUX_SIGFPE 8
279 #define LINUX_SIGKILL 9
280 #define LINUX_SIGUSR1 10
281 #define LINUX_SIGSEGV 11
282 #define LINUX_SIGUSR2 12
283 #define LINUX_SIGPIPE 13
284 #define LINUX_SIGALRM 14
285 #define LINUX_SIGTERM 15
286 #define LINUX_SIGSTKFLT 16
287 #define LINUX_SIGCHLD 17
288 #define LINUX_SIGCONT 18
289 #define LINUX_SIGSTOP 19
290 #define LINUX_SIGTSTP 20
291 #define LINUX_SIGTTIN 21
292 #define LINUX_SIGTTOU 22
293 #define LINUX_SIGURG 23
294 #define LINUX_SIGXCPU 24
295 #define LINUX_SIGXFSZ 25
296 #define LINUX_SIGVTALRM 26
297 #define LINUX_SIGPROF 27
298 #define LINUX_SIGWINCH 28
299 #define LINUX_SIGIO 29
300 #define LINUX_SIGPOLL LINUX_SIGIO
301 #define LINUX_SIGPWR 30
302 #define LINUX_SIGSYS 31
304 #define LINUX_SIGTBLSZ 31
305 #define LINUX_NSIG_WORDS 2
306 #define LINUX_NBPW 32
307 #define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS)
309 /* sigaction flags */
310 #define LINUX_SA_NOCLDSTOP 0x00000001
311 #define LINUX_SA_NOCLDWAIT 0x00000002
312 #define LINUX_SA_SIGINFO 0x00000004
313 #define LINUX_SA_RESTORER 0x04000000
314 #define LINUX_SA_ONSTACK 0x08000000
315 #define LINUX_SA_RESTART 0x10000000
316 #define LINUX_SA_INTERRUPT 0x20000000
317 #define LINUX_SA_NOMASK 0x40000000
318 #define LINUX_SA_ONESHOT 0x80000000
320 /* sigprocmask actions */
321 #define LINUX_SIG_BLOCK 0
322 #define LINUX_SIG_UNBLOCK 1
323 #define LINUX_SIG_SETMASK 2
325 /* sigset_t macros */
326 #define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0
327 #define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig)
328 #define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig)
331 #define LINUX_MINSIGSTKSZ 2048
332 #define LINUX_SS_ONSTACK 1
333 #define LINUX_SS_DISABLE 2
335 int linux_to_bsd_sigaltstack(int lsa);
336 int bsd_to_linux_sigaltstack(int bsa);
338 typedef l_uintptr_t l_handler_t;
339 typedef l_ulong l_osigset_t;
342 l_uint __bits[LINUX_NSIG_WORDS];
343 } __packed l_sigset_t;
346 l_handler_t lsa_handler;
347 l_osigset_t lsa_mask;
349 l_uintptr_t lsa_restorer;
350 } __packed l_osigaction_t;
353 l_handler_t lsa_handler;
355 l_uintptr_t lsa_restorer;
357 } __packed l_sigaction_t;
363 } __packed l_stack_t;
365 /* The Linux sigcontext, pretty much a standard 386 trapframe. */
366 struct l_sigcontext {
384 l_int sc_esp_at_signal;
395 struct l_sigcontext uc_mcontext;
396 l_sigset_t uc_sigmask;
399 #define LINUX_SI_MAX_SIZE 128
400 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
404 l_uintptr_t sival_ptr;
407 typedef struct l_siginfo {
412 l_int _pad[LINUX_SI_PAD_SIZE];
425 l_pid_t _pid; /* sender's pid */
426 l_uid16_t _uid; /* sender's uid */
427 union l_sigval _sigval;
431 l_pid_t _pid; /* which child */
432 l_uid16_t _uid; /* sender's uid */
433 l_int _status; /* exit code */
439 l_uintptr_t _addr; /* Faulting insn/memory ref. */
440 } __packed _sigfault;
443 l_int _band; /* POLL_IN,POLL_OUT,POLL_MSG */
447 } __packed l_siginfo_t;
449 #define lsi_pid _sifields._kill._pid
450 #define lsi_uid _sifields._kill._uid
451 #define lsi_status _sifields._sigchld._status
452 #define lsi_utime _sifields._sigchld._utime
453 #define lsi_stime _sifields._sigchld._stime
454 #define lsi_value _sifields._rt._sigval
455 #define lsi_int _sifields._rt._sigval.sival_int
456 #define lsi_ptr _sifields._rt._sigval.sival_ptr
457 #define lsi_addr _sifields._sigfault._addr
458 #define lsi_band _sifields._sigpoll._band
459 #define lsi_fd _sifields._sigpoll._fd
462 u_int16_t significand[4];
467 u_int16_t significand[4];
469 u_int16_t padding[3];
473 u_int32_t element[4];
477 /* Regular FPU environment */
485 struct l_fpreg _st[8];
487 u_int16_t magic; /* 0xffff = regular FPU data */
489 /* FXSR FPU environment */
490 u_int32_t _fxsr_env[6]; /* env is ignored. */
493 struct l_fpxreg _fxsr_st[8]; /* reg data is ignored. */
494 struct l_xmmreg _xmm[8];
495 u_int32_t padding[56];
499 * We make the stack look like Linux expects it when calling a signal
500 * handler, but use the BSD way of calling the handler and sigreturn().
501 * This means that we need to pass the pointer to the handler too.
502 * It is appended to the frame to not interfere with the rest of it.
506 struct l_sigcontext sf_sc;
507 struct l_fpstate sf_fpstate;
508 l_uint sf_extramask[LINUX_NSIG_WORDS-1];
509 l_handler_t sf_handler;
512 struct l_rt_sigframe {
514 l_uintptr_t sf_siginfo;
515 l_uintptr_t sf_ucontext;
517 struct l_ucontext sf_sc;
518 l_handler_t sf_handler;
521 extern int bsd_to_linux_signal[];
522 extern int linux_to_bsd_signal[];
523 extern struct sysentvec elf_linux_sysvec;
526 * Pluggable ioctl handlers
528 struct linux_ioctl_args;
531 typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
533 struct linux_ioctl_handler {
534 linux_ioctl_function_t *func;
538 int linux_ioctl_register_handler(struct linux_ioctl_handler *h);
539 int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
544 #define LINUX_O_RDONLY 00000000
545 #define LINUX_O_WRONLY 00000001
546 #define LINUX_O_RDWR 00000002
547 #define LINUX_O_ACCMODE 00000003
548 #define LINUX_O_CREAT 00000100
549 #define LINUX_O_EXCL 00000200
550 #define LINUX_O_NOCTTY 00000400
551 #define LINUX_O_TRUNC 00001000
552 #define LINUX_O_APPEND 00002000
553 #define LINUX_O_NONBLOCK 00004000
554 #define LINUX_O_NDELAY LINUX_O_NONBLOCK
555 #define LINUX_O_SYNC 00010000
556 #define LINUX_FASYNC 00020000
557 #define LINUX_O_DIRECT 00040000 /* Direct disk access hint */
558 #define LINUX_O_LARGEFILE 00100000
559 #define LINUX_O_DIRECTORY 00200000 /* Must be a directory */
560 #define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */
561 #define LINUX_O_NOATIME 01000000
563 #define LINUX_F_DUPFD 0
564 #define LINUX_F_GETFD 1
565 #define LINUX_F_SETFD 2
566 #define LINUX_F_GETFL 3
567 #define LINUX_F_SETFL 4
568 #define LINUX_F_GETLK 5
569 #define LINUX_F_SETLK 6
570 #define LINUX_F_SETLKW 7
571 #define LINUX_F_SETOWN 8
572 #define LINUX_F_GETOWN 9
574 #define LINUX_F_GETLK64 12
575 #define LINUX_F_SETLK64 13
576 #define LINUX_F_SETLKW64 14
578 #define LINUX_F_RDLCK 0
579 #define LINUX_F_WRLCK 1
580 #define LINUX_F_UNLCK 2
585 #define LINUX_MS_RDONLY 0x0001
586 #define LINUX_MS_NOSUID 0x0002
587 #define LINUX_MS_NODEV 0x0004
588 #define LINUX_MS_NOEXEC 0x0008
589 #define LINUX_MS_REMOUNT 0x0020
592 * SystemV IPC defines
594 #define LINUX_SEMOP 1
595 #define LINUX_SEMGET 2
596 #define LINUX_SEMCTL 3
597 #define LINUX_MSGSND 11
598 #define LINUX_MSGRCV 12
599 #define LINUX_MSGGET 13
600 #define LINUX_MSGCTL 14
601 #define LINUX_SHMAT 21
602 #define LINUX_SHMDT 22
603 #define LINUX_SHMGET 23
604 #define LINUX_SHMCTL 24
606 #define LINUX_IPC_RMID 0
607 #define LINUX_IPC_SET 1
608 #define LINUX_IPC_STAT 2
609 #define LINUX_IPC_INFO 3
611 #define LINUX_SHM_LOCK 11
612 #define LINUX_SHM_UNLOCK 12
613 #define LINUX_SHM_STAT 13
614 #define LINUX_SHM_INFO 14
616 #define LINUX_SHM_RDONLY 0x1000
617 #define LINUX_SHM_RND 0x2000
618 #define LINUX_SHM_REMAP 0x4000
620 /* semctl commands */
621 #define LINUX_GETPID 11
622 #define LINUX_GETVAL 12
623 #define LINUX_GETALL 13
624 #define LINUX_GETNCNT 14
625 #define LINUX_GETZCNT 15
626 #define LINUX_SETVAL 16
627 #define LINUX_SETALL 17
628 #define LINUX_SEM_STAT 18
629 #define LINUX_SEM_INFO 19
642 #define LINUX_SOCKET 1
644 #define LINUX_CONNECT 3
645 #define LINUX_LISTEN 4
646 #define LINUX_ACCEPT 5
647 #define LINUX_GETSOCKNAME 6
648 #define LINUX_GETPEERNAME 7
649 #define LINUX_SOCKETPAIR 8
651 #define LINUX_RECV 10
652 #define LINUX_SENDTO 11
653 #define LINUX_RECVFROM 12
654 #define LINUX_SHUTDOWN 13
655 #define LINUX_SETSOCKOPT 14
656 #define LINUX_GETSOCKOPT 15
657 #define LINUX_SENDMSG 16
658 #define LINUX_RECVMSG 17
660 #define LINUX_AF_UNSPEC 0
661 #define LINUX_AF_UNIX 1
662 #define LINUX_AF_INET 2
663 #define LINUX_AF_AX25 3
664 #define LINUX_AF_IPX 4
665 #define LINUX_AF_APPLETALK 5
666 #define LINUX_AF_INET6 10
668 #define LINUX_SOL_SOCKET 1
669 #define LINUX_SOL_IP 0
670 #define LINUX_SOL_IPX 256
671 #define LINUX_SOL_AX25 257
672 #define LINUX_SOL_TCP 6
673 #define LINUX_SOL_UDP 17
675 #define LINUX_SO_DEBUG 1
676 #define LINUX_SO_REUSEADDR 2
677 #define LINUX_SO_TYPE 3
678 #define LINUX_SO_ERROR 4
679 #define LINUX_SO_DONTROUTE 5
680 #define LINUX_SO_BROADCAST 6
681 #define LINUX_SO_SNDBUF 7
682 #define LINUX_SO_RCVBUF 8
683 #define LINUX_SO_KEEPALIVE 9
684 #define LINUX_SO_OOBINLINE 10
685 #define LINUX_SO_NO_CHECK 11
686 #define LINUX_SO_PRIORITY 12
687 #define LINUX_SO_LINGER 13
688 #define LINUX_SO_PEERCRED 17
689 #define LINUX_SO_RCVLOWAT 18
690 #define LINUX_SO_SNDLOWAT 19
691 #define LINUX_SO_RCVTIMEO 20
692 #define LINUX_SO_SNDTIMEO 21
693 #define LINUX_SO_TIMESTAMP 29
694 #define LINUX_SO_ACCEPTCONN 30
696 #define LINUX_IP_TOS 1
697 #define LINUX_IP_TTL 2
698 #define LINUX_IP_HDRINCL 3
699 #define LINUX_IP_OPTIONS 4
701 #define LINUX_IP_MULTICAST_IF 32
702 #define LINUX_IP_MULTICAST_TTL 33
703 #define LINUX_IP_MULTICAST_LOOP 34
704 #define LINUX_IP_ADD_MEMBERSHIP 35
705 #define LINUX_IP_DROP_MEMBERSHIP 36
721 #define LINUX_IFHWADDRLEN 6
722 #define LINUX_IFNAMSIZ 16
726 char ifrn_name[LINUX_IFNAMSIZ];
730 struct l_sockaddr ifru_addr;
731 struct l_sockaddr ifru_dstaddr;
732 struct l_sockaddr ifru_broadaddr;
733 struct l_sockaddr ifru_netmask;
734 struct l_sockaddr ifru_hwaddr;
735 l_short ifru_flags[1];
738 struct l_ifmap ifru_map;
739 char ifru_slave[LINUX_IFNAMSIZ];
740 l_uintptr_t ifru_data;
744 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */
745 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
750 l_uintptr_t ifcu_buf;
751 l_uintptr_t ifcu_req;
755 #define ifc_buf ifc_ifcu.ifcu_buf
756 #define ifc_req ifc_ifcu.ifcu_req
761 #define LINUX_POLLIN 0x0001
762 #define LINUX_POLLPRI 0x0002
763 #define LINUX_POLLOUT 0x0004
764 #define LINUX_POLLERR 0x0008
765 #define LINUX_POLLHUP 0x0010
766 #define LINUX_POLLNVAL 0x0020
767 #define LINUX_POLLRDNORM 0x0040
768 #define LINUX_POLLRDBAND 0x0080
769 #define LINUX_POLLWRNORM 0x0100
770 #define LINUX_POLLWRBAND 0x0200
771 #define LINUX_POLLMSG 0x0400
785 l_uint read_exec_only:1;
786 l_uint limit_in_pages:1;
787 l_uint seg_not_present:1;
791 #define LINUX_LOWERWORD 0x0000ffff
794 * Macros which does the same thing as those in Linux include/asm-um/ldt-i386.h.
795 * These convert Linux user space descriptor to machine one.
797 #define LINUX_LDT_entry_a(info) \
798 ((((info)->base_addr & LINUX_LOWERWORD) << 16) | \
799 ((info)->limit & LINUX_LOWERWORD))
801 #define LINUX_ENTRY_B_READ_EXEC_ONLY 9
802 #define LINUX_ENTRY_B_CONTENTS 10
803 #define LINUX_ENTRY_B_SEG_NOT_PRESENT 15
804 #define LINUX_ENTRY_B_BASE_ADDR 16
805 #define LINUX_ENTRY_B_USEABLE 20
806 #define LINUX_ENTRY_B_SEG32BIT 22
807 #define LINUX_ENTRY_B_LIMIT 23
809 #define LINUX_LDT_entry_b(info) \
810 (((info)->base_addr & 0xff000000) | \
811 ((info)->limit & 0xf0000) | \
812 ((info)->contents << LINUX_ENTRY_B_CONTENTS) | \
813 (((info)->seg_not_present == 0) << LINUX_ENTRY_B_SEG_NOT_PRESENT) | \
814 (((info)->base_addr & 0x00ff0000) >> LINUX_ENTRY_B_BASE_ADDR) | \
815 (((info)->read_exec_only == 0) << LINUX_ENTRY_B_READ_EXEC_ONLY) | \
816 ((info)->seg_32bit << LINUX_ENTRY_B_SEG32BIT) | \
817 ((info)->useable << LINUX_ENTRY_B_USEABLE) | \
818 ((info)->limit_in_pages << LINUX_ENTRY_B_LIMIT) | 0x7000)
820 #define LINUX_LDT_empty(info) \
821 ((info)->base_addr == 0 && \
822 (info)->limit == 0 && \
823 (info)->contents == 0 && \
824 (info)->seg_not_present == 1 && \
825 (info)->read_exec_only == 1 && \
826 (info)->seg_32bit == 0 && \
827 (info)->limit_in_pages == 0 && \
828 (info)->useable == 0)
831 * Macros for converting segments.
832 * They do the same as those in arch/i386/kernel/process.c in Linux.
834 #define LINUX_GET_BASE(desc) \
835 ((((desc)->a >> 16) & LINUX_LOWERWORD) | \
836 (((desc)->b << 16) & 0x00ff0000) | \
837 ((desc)->b & 0xff000000))
839 #define LINUX_GET_LIMIT(desc) \
840 (((desc)->a & LINUX_LOWERWORD) | \
841 ((desc)->b & 0xf0000))
843 #define LINUX_GET_32BIT(desc) \
844 (((desc)->b >> LINUX_ENTRY_B_SEG32BIT) & 1)
845 #define LINUX_GET_CONTENTS(desc) \
846 (((desc)->b >> LINUX_ENTRY_B_CONTENTS) & 3)
847 #define LINUX_GET_WRITABLE(desc) \
848 (((desc)->b >> LINUX_ENTRY_B_READ_EXEC_ONLY) & 1)
849 #define LINUX_GET_LIMIT_PAGES(desc) \
850 (((desc)->b >> LINUX_ENTRY_B_LIMIT) & 1)
851 #define LINUX_GET_PRESENT(desc) \
852 (((desc)->b >> LINUX_ENTRY_B_SEG_NOT_PRESENT) & 1)
853 #define LINUX_GET_USEABLE(desc) \
854 (((desc)->b >> LINUX_ENTRY_B_USEABLE) & 1)
856 #define LINUX_CLOCK_REALTIME 0
857 #define LINUX_CLOCK_MONOTONIC 1
858 #define LINUX_CLOCK_PROCESS_CPUTIME_ID 2
859 #define LINUX_CLOCK_THREAD_CPUTIME_ID 3
860 #define LINUX_CLOCK_REALTIME_HR 4
861 #define LINUX_CLOCK_MONOTONIC_HR 5
863 typedef int l_timer_t;
866 #define LINUX_CLONE_VM 0x00000100
867 #define LINUX_CLONE_FS 0x00000200
868 #define LINUX_CLONE_FILES 0x00000400
869 #define LINUX_CLONE_SIGHAND 0x00000800
870 #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */
871 #define LINUX_CLONE_VFORK 0x00004000
872 #define LINUX_CLONE_PARENT 0x00008000
873 #define LINUX_CLONE_THREAD 0x00010000
874 #define LINUX_CLONE_SETTLS 0x00080000
875 #define LINUX_CLONE_PARENT_SETTID 0x00100000
876 #define LINUX_CLONE_CHILD_CLEARTID 0x00200000
877 #define LINUX_CLONE_CHILD_SETTID 0x01000000
879 #define LINUX_THREADING_FLAGS \
880 (LINUX_CLONE_VM | LINUX_CLONE_FS | LINUX_CLONE_FILES | \
881 LINUX_CLONE_SIGHAND | LINUX_CLONE_THREAD)
883 #endif /* !_AMD64_LINUX_H_ */