Index: head/sys/amd64/linux/Makefile =================================================================== --- head/sys/amd64/linux/Makefile +++ head/sys/amd64/linux/Makefile @@ -0,0 +1,17 @@ +# Makefile for syscall tables +# +# $FreeBSD$ + +all: + @echo "make sysent only" + +sysent: linux_sysent.c linux_syscall.h linux_proto.h linux_syscalls.c linux_systrace_args.c + +linux_sysent.c linux_syscall.h linux_proto.h linux_syscalls.c linux_systrace_args.c: \ + ../../kern/makesyscalls.sh syscalls.master syscalls.conf + -mv -f linux_sysent.c linux_sysent.c.bak + -mv -f linux_syscall.h linux_syscall.h.bak + -mv -f linux_proto.h linux_proto.h.bak + -mv -f linux_syscalls.c linux_syscalls.c.bak + -mv -f linux_systrace_args.c linux_systrace_args.c.bak + sh ../../kern/makesyscalls.sh syscalls.master syscalls.conf Index: head/sys/amd64/linux/linux.h =================================================================== --- head/sys/amd64/linux/linux.h +++ head/sys/amd64/linux/linux.h @@ -0,0 +1,666 @@ +/*- + * Copyright (c) 2013 Dmitry Chagin + * Copyright (c) 1994-1996 Søren Schmidt + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer + * in this position and unchanged. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _AMD64_LINUX_H_ +#define _AMD64_LINUX_H_ + +#include + +/* + * debugging support + */ +extern u_char linux_debug_map[]; +#define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name) +#define ARGS(nm, fmt) "linux(%ld/%ld): "#nm"("fmt")\n", \ + (long)td->td_proc->p_pid, (long)td->td_tid +#define LMSG(fmt) "linux(%ld/%ld): "fmt"\n", \ + (long)td->td_proc->p_pid, (long)td->td_tid +#define LINUX_DTRACE linuxulator + +#define PTRIN(v) (void *)(v) +#define PTROUT(v) (uintptr_t)(v) + +#define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) +#define CP2(src,dst,sfld,dfld) do { (dst).dfld = (src).sfld; } while (0) +#define PTRIN_CP(src,dst,fld) \ + do { (dst).fld = PTRIN((src).fld); } while (0) + +/* + * Provide a separate set of types for the Linux types. + */ +typedef int32_t l_int; +typedef int64_t l_long; +typedef int16_t l_short; +typedef uint32_t l_uint; +typedef uint64_t l_ulong; +typedef uint16_t l_ushort; + +typedef l_ulong l_uintptr_t; +typedef l_long l_clock_t; +typedef l_int l_daddr_t; +typedef l_ulong l_dev_t; +typedef l_uint l_gid_t; +typedef l_uint l_uid_t; +typedef l_ulong l_ino_t; +typedef l_int l_key_t; +typedef l_long l_loff_t; +typedef l_uint l_mode_t; +typedef l_long l_off_t; +typedef l_int l_pid_t; +typedef l_ulong l_size_t; +typedef l_long l_ssize_t; +typedef l_long l_suseconds_t; +typedef l_long l_time_t; +typedef l_int l_timer_t; +typedef l_int l_mqd_t; +typedef l_size_t l_socklen_t; + +typedef struct { + l_int val[2]; +} l_fsid_t; + +typedef struct { + l_time_t tv_sec; + l_suseconds_t tv_usec; +} l_timeval; + +#define l_fd_set fd_set + +/* + * Miscellaneous + */ +#define LINUX_NAME_MAX 255 +#define LINUX_CTL_MAXNAME 10 + +#define LINUX_AT_COUNT 17 /* Count of used aux entry types. */ + +struct l___sysctl_args +{ + l_uintptr_t name; + l_int nlen; + l_uintptr_t oldval; + l_uintptr_t oldlenp; + l_uintptr_t newval; + l_size_t newlen; + l_ulong __spare[4]; +}; + +/* Scheduling policies */ +#define LINUX_SCHED_OTHER 0 +#define LINUX_SCHED_FIFO 1 +#define LINUX_SCHED_RR 2 + +/* Resource limits */ +#define LINUX_RLIMIT_CPU 0 +#define LINUX_RLIMIT_FSIZE 1 +#define LINUX_RLIMIT_DATA 2 +#define LINUX_RLIMIT_STACK 3 +#define LINUX_RLIMIT_CORE 4 +#define LINUX_RLIMIT_RSS 5 +#define LINUX_RLIMIT_NPROC 6 +#define LINUX_RLIMIT_NOFILE 7 +#define LINUX_RLIMIT_MEMLOCK 8 +#define LINUX_RLIMIT_AS 9 /* Address space limit */ + +#define LINUX_RLIM_NLIMITS 10 + +struct l_rlimit { + l_ulong rlim_cur; + l_ulong rlim_max; +}; + +/* mmap options */ +#define LINUX_MAP_SHARED 0x0001 +#define LINUX_MAP_PRIVATE 0x0002 +#define LINUX_MAP_FIXED 0x0010 +#define LINUX_MAP_ANON 0x0020 +#define LINUX_MAP_GROWSDOWN 0x0100 + +/* + * stat family of syscalls + */ +struct l_timespec { + l_time_t tv_sec; + l_long tv_nsec; +}; + +struct l_newstat { + l_dev_t st_dev; + l_ino_t st_ino; + l_ulong st_nlink; + l_uint st_mode; + l_uid_t st_uid; + l_gid_t st_gid; + l_uint __st_pad1; + l_dev_t st_rdev; + l_off_t st_size; + l_long st_blksize; + l_long st_blocks; + struct l_timespec st_atim; + struct l_timespec st_mtim; + struct l_timespec st_ctim; + l_long __unused1; + l_long __unused2; + l_long __unused3; +}; + +/* + * Signalling + */ +#define LINUX_SIGHUP 1 +#define LINUX_SIGINT 2 +#define LINUX_SIGQUIT 3 +#define LINUX_SIGILL 4 +#define LINUX_SIGTRAP 5 +#define LINUX_SIGABRT 6 +#define LINUX_SIGIOT LINUX_SIGABRT +#define LINUX_SIGBUS 7 +#define LINUX_SIGFPE 8 +#define LINUX_SIGKILL 9 +#define LINUX_SIGUSR1 10 +#define LINUX_SIGSEGV 11 +#define LINUX_SIGUSR2 12 +#define LINUX_SIGPIPE 13 +#define LINUX_SIGALRM 14 +#define LINUX_SIGTERM 15 +#define LINUX_SIGSTKFLT 16 +#define LINUX_SIGCHLD 17 +#define LINUX_SIGCONT 18 +#define LINUX_SIGSTOP 19 +#define LINUX_SIGTSTP 20 +#define LINUX_SIGTTIN 21 +#define LINUX_SIGTTOU 22 +#define LINUX_SIGURG 23 +#define LINUX_SIGXCPU 24 +#define LINUX_SIGXFSZ 25 +#define LINUX_SIGVTALRM 26 +#define LINUX_SIGPROF 27 +#define LINUX_SIGWINCH 28 +#define LINUX_SIGIO 29 +#define LINUX_SIGPOLL LINUX_SIGIO +#define LINUX_SIGPWR 30 +#define LINUX_SIGSYS 31 +#define LINUX_SIGRTMIN 32 + +#define LINUX_SIGTBLSZ 31 +#define LINUX_NSIG 64 +#define LINUX_NBPW 64 +#define LINUX_NSIG_WORDS (LINUX_NSIG / LINUX_NBPW) + +/* sigaction flags */ +#define LINUX_SA_NOCLDSTOP 0x00000001 +#define LINUX_SA_NOCLDWAIT 0x00000002 +#define LINUX_SA_SIGINFO 0x00000004 +#define LINUX_SA_RESTORER 0x04000000 +#define LINUX_SA_ONSTACK 0x08000000 +#define LINUX_SA_RESTART 0x10000000 +#define LINUX_SA_INTERRUPT 0x20000000 +#define LINUX_SA_NOMASK 0x40000000 +#define LINUX_SA_ONESHOT 0x80000000 + +/* sigprocmask actions */ +#define LINUX_SIG_BLOCK 0 +#define LINUX_SIG_UNBLOCK 1 +#define LINUX_SIG_SETMASK 2 + +/* primitives to manipulate sigset_t */ + +#define LINUX_SIGEMPTYSET(set) \ + do { \ + (set).__bits[0] = 0; \ + } while(0) + +#define LINUX_SIGISMEMBER(set, sig) \ + (1UL & ((set).__bits[0] >> _SIG_IDX(sig))) + +#define LINUX_SIGADDSET(set, sig) \ + (set).__bits[0] |= 1UL << _SIG_IDX(sig) + +/* sigaltstack */ +#define LINUX_MINSIGSTKSZ 2048 +#define LINUX_SS_ONSTACK 1 +#define LINUX_SS_DISABLE 2 + +int linux_to_bsd_sigaltstack(int lsa); +int bsd_to_linux_sigaltstack(int bsa); + +typedef void (*l_handler_t)(l_int); + +typedef struct { + l_ulong __bits[LINUX_NSIG_WORDS]; +} l_sigset_t; + +typedef struct { + l_handler_t lsa_handler; + l_ulong lsa_flags; + l_uintptr_t lsa_restorer; + l_sigset_t lsa_mask; +} l_sigaction_t; + +typedef struct { + l_uintptr_t ss_sp; + l_int ss_flags; + l_size_t ss_size; +} l_stack_t; + +struct l_fpstate { + u_int16_t cwd; + u_int16_t swd; + u_int16_t twd; + u_int16_t fop; + u_int64_t rip; + u_int64_t rdp; + u_int32_t mxcsr; + u_int32_t mxcsr_mask; + u_int32_t st_space[32]; + u_int32_t xmm_space[64]; + u_int32_t reserved2[24]; +}; + +struct l_sigcontext { + l_ulong sc_r8; + l_ulong sc_r9; + l_ulong sc_r10; + l_ulong sc_r11; + l_ulong sc_r12; + l_ulong sc_r13; + l_ulong sc_r14; + l_ulong sc_r15; + l_ulong sc_rdi; + l_ulong sc_rsi; + l_ulong sc_rbp; + l_ulong sc_rbx; + l_ulong sc_rdx; + l_ulong sc_rax; + l_ulong sc_rcx; + l_ulong sc_rsp; + l_ulong sc_rip; + l_ulong sc_rflags; + l_ushort sc_cs; + l_ushort sc_gs; + l_ushort sc_fs; + l_ushort sc___pad0; + l_ulong sc_err; + l_ulong sc_trapno; + l_sigset_t sc_mask; + l_ulong sc_cr2; + struct l_fpstate *sc_fpstate; + l_ulong sc_reserved1[8]; +}; + +struct l_ucontext { + l_ulong uc_flags; + l_uintptr_t uc_link; + l_stack_t uc_stack; + struct l_sigcontext uc_mcontext; + l_sigset_t uc_sigmask; +}; + +#define LINUX_SI_PREAMBLE_SIZE (4 * sizeof(int)) +#define LINUX_SI_MAX_SIZE 128 +#define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE - \ + LINUX_SI_PREAMBLE_SIZE) / sizeof(l_int)) +typedef union l_sigval { + l_int sival_int; + l_uintptr_t sival_ptr; +} l_sigval_t; + +typedef struct l_siginfo { + l_int lsi_signo; + l_int lsi_errno; + l_int lsi_code; + union { + l_int _pad[LINUX_SI_PAD_SIZE]; + + struct { + l_pid_t _pid; + l_uid_t _uid; + } _kill; + + struct { + l_timer_t _tid; + l_int _overrun; + char _pad[sizeof(l_uid_t) - sizeof(int)]; + union l_sigval _sigval; + l_uint _sys_private; + } _timer; + + struct { + l_pid_t _pid; /* sender's pid */ + l_uid_t _uid; /* sender's uid */ + union l_sigval _sigval; + } _rt; + + struct { + l_pid_t _pid; /* which child */ + l_uid_t _uid; /* sender's uid */ + l_int _status; /* exit code */ + l_clock_t _utime; + l_clock_t _stime; + } _sigchld; + + struct { + l_uintptr_t _addr; /* Faulting insn/memory ref. */ + } _sigfault; + + struct { + l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ + l_int _fd; + } _sigpoll; + } _sifields; +} l_siginfo_t; + +#define lsi_pid _sifields._kill._pid +#define lsi_uid _sifields._kill._uid +#define lsi_tid _sifields._timer._tid +#define lsi_overrun _sifields._timer._overrun +#define lsi_sys_private _sifields._timer._sys_private +#define lsi_status _sifields._sigchld._status +#define lsi_utime _sifields._sigchld._utime +#define lsi_stime _sifields._sigchld._stime +#define lsi_value _sifields._rt._sigval +#define lsi_int _sifields._rt._sigval.sival_int +#define lsi_ptr _sifields._rt._sigval.sival_ptr +#define lsi_addr _sifields._sigfault._addr +#define lsi_band _sifields._sigpoll._band +#define lsi_fd _sifields._sigpoll._fd + +/* + * We make the stack look like Linux expects it when calling a signal + * handler, but use the BSD way of calling the handler and sigreturn(). + * This means that we need to pass the pointer to the handler too. + * It is appended to the frame to not interfere with the rest of it. + */ + +struct l_rt_sigframe { + struct l_ucontext sf_sc; + struct l_siginfo sf_si; + l_handler_t sf_handler; +}; + +/* + * open/fcntl flags + */ +#define LINUX_O_RDONLY 00000000 +#define LINUX_O_WRONLY 00000001 +#define LINUX_O_RDWR 00000002 +#define LINUX_O_ACCMODE 00000003 +#define LINUX_O_CREAT 00000100 +#define LINUX_O_EXCL 00000200 +#define LINUX_O_NOCTTY 00000400 +#define LINUX_O_TRUNC 00001000 +#define LINUX_O_APPEND 00002000 +#define LINUX_O_NONBLOCK 00004000 +#define LINUX_O_NDELAY LINUX_O_NONBLOCK +#define LINUX_O_SYNC 00010000 +#define LINUX_FASYNC 00020000 +#define LINUX_O_DIRECT 00040000 /* Direct disk access hint */ +#define LINUX_O_LARGEFILE 00100000 +#define LINUX_O_DIRECTORY 00200000 /* Must be a directory */ +#define LINUX_O_NOFOLLOW 00400000 /* Do not follow links */ +#define LINUX_O_NOATIME 01000000 +#define LINUX_O_CLOEXEC 02000000 + +#define LINUX_F_DUPFD 0 +#define LINUX_F_GETFD 1 +#define LINUX_F_SETFD 2 +#define LINUX_F_GETFL 3 +#define LINUX_F_SETFL 4 +#define LINUX_F_GETLK 5 +#define LINUX_F_SETLK 6 +#define LINUX_F_SETLKW 7 +#define LINUX_F_SETOWN 8 +#define LINUX_F_GETOWN 9 + +#define LINUX_F_RDLCK 0 +#define LINUX_F_WRLCK 1 +#define LINUX_F_UNLCK 2 + +/* + * mount flags + */ +#define LINUX_MS_RDONLY 0x0001 +#define LINUX_MS_NOSUID 0x0002 +#define LINUX_MS_NODEV 0x0004 +#define LINUX_MS_NOEXEC 0x0008 +#define LINUX_MS_REMOUNT 0x0020 + +/* + * SystemV IPC defines + */ +#define LINUX_IPC_RMID 0 +#define LINUX_IPC_SET 1 +#define LINUX_IPC_STAT 2 +#define LINUX_IPC_INFO 3 + +#define LINUX_SHM_LOCK 11 +#define LINUX_SHM_UNLOCK 12 +#define LINUX_SHM_STAT 13 +#define LINUX_SHM_INFO 14 + +#define LINUX_SHM_RDONLY 0x1000 +#define LINUX_SHM_RND 0x2000 +#define LINUX_SHM_REMAP 0x4000 + +/* semctl commands */ +#define LINUX_GETPID 11 +#define LINUX_GETVAL 12 +#define LINUX_GETALL 13 +#define LINUX_GETNCNT 14 +#define LINUX_GETZCNT 15 +#define LINUX_SETVAL 16 +#define LINUX_SETALL 17 +#define LINUX_SEM_STAT 18 +#define LINUX_SEM_INFO 19 + +union l_semun { + l_int val; + l_uintptr_t buf; + l_uintptr_t array; + l_uintptr_t __buf; + l_uintptr_t __pad; +}; + +struct l_ipc_perm { + l_key_t key; + l_uid_t uid; + l_gid_t gid; + l_uid_t cuid; + l_gid_t cgid; + l_ushort mode; + l_ushort seq; +}; + +/* + * Socket defines + */ + +#define LINUX_SOL_SOCKET 1 +#define LINUX_SOL_IP 0 +#define LINUX_SOL_IPX 256 +#define LINUX_SOL_AX25 257 +#define LINUX_SOL_TCP 6 +#define LINUX_SOL_UDP 17 + +#define LINUX_SO_DEBUG 1 +#define LINUX_SO_REUSEADDR 2 +#define LINUX_SO_TYPE 3 +#define LINUX_SO_ERROR 4 +#define LINUX_SO_DONTROUTE 5 +#define LINUX_SO_BROADCAST 6 +#define LINUX_SO_SNDBUF 7 +#define LINUX_SO_RCVBUF 8 +#define LINUX_SO_KEEPALIVE 9 +#define LINUX_SO_OOBINLINE 10 +#define LINUX_SO_NO_CHECK 11 +#define LINUX_SO_PRIORITY 12 +#define LINUX_SO_LINGER 13 +#define LINUX_SO_PASSCRED 16 +#define LINUX_SO_PEERCRED 17 +#define LINUX_SO_RCVLOWAT 18 +#define LINUX_SO_SNDLOWAT 19 +#define LINUX_SO_RCVTIMEO 20 +#define LINUX_SO_SNDTIMEO 21 +#define LINUX_SO_TIMESTAMP 29 +#define LINUX_SO_ACCEPTCONN 30 + +#define LINUX_IP_TOS 1 +#define LINUX_IP_TTL 2 +#define LINUX_IP_HDRINCL 3 +#define LINUX_IP_OPTIONS 4 + +#define LINUX_IP_MULTICAST_IF 32 +#define LINUX_IP_MULTICAST_TTL 33 +#define LINUX_IP_MULTICAST_LOOP 34 +#define LINUX_IP_ADD_MEMBERSHIP 35 +#define LINUX_IP_DROP_MEMBERSHIP 36 + +struct l_sockaddr { + l_ushort sa_family; + char sa_data[14]; +}; + +struct l_msghdr { + l_uintptr_t msg_name; + l_int msg_namelen; + l_uintptr_t msg_iov; + l_size_t msg_iovlen; + l_uintptr_t msg_control; + l_size_t msg_controllen; + l_uint msg_flags; +}; + +struct l_cmsghdr { + l_size_t cmsg_len; + l_int cmsg_level; + l_int cmsg_type; +}; + +struct l_ifmap { + l_ulong mem_start; + l_ulong mem_end; + l_ushort base_addr; + u_char irq; + u_char dma; + u_char port; +} __packed; + +#define LINUX_IFHWADDRLEN 6 +#define LINUX_IFNAMSIZ 16 + +struct l_ifreq { + union { + char ifrn_name[LINUX_IFNAMSIZ]; + } ifr_ifrn; + + union { + struct l_sockaddr ifru_addr; + struct l_sockaddr ifru_dstaddr; + struct l_sockaddr ifru_broadaddr; + struct l_sockaddr ifru_netmask; + struct l_sockaddr ifru_hwaddr; + l_short ifru_flags[1]; + l_int ifru_metric; + l_int ifru_mtu; + struct l_ifmap ifru_map; + char ifru_slave[LINUX_IFNAMSIZ]; + l_uintptr_t ifru_data; + } ifr_ifru; +} __packed; + +#define ifr_name ifr_ifrn.ifrn_name /* Interface name */ +#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ + +struct l_ifconf { + int ifc_len; + union { + l_uintptr_t ifcu_buf; + l_uintptr_t ifcu_req; + } ifc_ifcu; +}; + +#define ifc_buf ifc_ifcu.ifcu_buf +#define ifc_req ifc_ifcu.ifcu_req + +/* + * poll() + */ +#define LINUX_POLLIN 0x0001 +#define LINUX_POLLPRI 0x0002 +#define LINUX_POLLOUT 0x0004 +#define LINUX_POLLERR 0x0008 +#define LINUX_POLLHUP 0x0010 +#define LINUX_POLLNVAL 0x0020 +#define LINUX_POLLRDNORM 0x0040 +#define LINUX_POLLRDBAND 0x0080 +#define LINUX_POLLWRNORM 0x0100 +#define LINUX_POLLWRBAND 0x0200 +#define LINUX_POLLMSG 0x0400 + +struct l_pollfd { + l_int fd; + l_short events; + l_short revents; +}; + + +#define LINUX_CLONE_VM 0x00000100 +#define LINUX_CLONE_FS 0x00000200 +#define LINUX_CLONE_FILES 0x00000400 +#define LINUX_CLONE_SIGHAND 0x00000800 +#define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ +#define LINUX_CLONE_VFORK 0x00004000 +#define LINUX_CLONE_PARENT 0x00008000 +#define LINUX_CLONE_THREAD 0x00010000 +#define LINUX_CLONE_SETTLS 0x00080000 +#define LINUX_CLONE_PARENT_SETTID 0x00100000 +#define LINUX_CLONE_CHILD_CLEARTID 0x00200000 +#define LINUX_CLONE_CHILD_SETTID 0x01000000 + +#define LINUX_ARCH_SET_GS 0x1001 +#define LINUX_ARCH_SET_FS 0x1002 +#define LINUX_ARCH_GET_GS 0x1003 +#define LINUX_ARCH_GET_FS 0x1004 + +#define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) + +/* robust futexes */ +struct linux_robust_list { + l_uintptr_t next; +}; + +struct linux_robust_list_head { + struct linux_robust_list list; + l_long futex_offset; + l_uintptr_t pending_list; +}; + +#endif /* !_AMD64_LINUX_H_ */ Index: head/sys/amd64/linux/linux_dummy.c =================================================================== --- head/sys/amd64/linux/linux_dummy.c +++ head/sys/amd64/linux/linux_dummy.c @@ -0,0 +1,154 @@ +/*- + * Copyright (c) 2013 Dmitry Chagin + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer + * in this position and unchanged. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include "opt_compat.h" +#include "opt_kdtrace.h" + +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +/* DTrace init */ +LIN_SDT_PROVIDER_DECLARE(LINUX_DTRACE); + +DUMMY(mincore); +DUMMY(sendfile); +DUMMY(ptrace); +DUMMY(syslog); +DUMMY(setfsuid); +DUMMY(setfsgid); +DUMMY(sysfs); +DUMMY(vhangup); +DUMMY(pivot_root); +DUMMY(adjtimex); +DUMMY(swapoff); +DUMMY(create_module); +DUMMY(init_module); +DUMMY(delete_module); +DUMMY(get_kernel_syms); +DUMMY(query_module); +DUMMY(quotactl); +DUMMY(nfsservctl); +DUMMY(getpmsg); +DUMMY(putpmsg); +DUMMY(afs_syscall); +DUMMY(tuxcall); +DUMMY(security); +DUMMY(set_thread_area); +DUMMY(lookup_dcookie); +DUMMY(epoll_create); +DUMMY(epoll_ctl_old); +DUMMY(epoll_wait_old); +DUMMY(remap_file_pages); +DUMMY(semtimedop); +DUMMY(epoll_ctl); +DUMMY(epoll_wait); +DUMMY(mbind); +DUMMY(get_mempolicy); +DUMMY(set_mempolicy); +DUMMY(mq_open); +DUMMY(mq_unlink); +DUMMY(mq_timedsend); +DUMMY(mq_timedreceive); +DUMMY(mq_notify); +DUMMY(mq_getsetattr); +DUMMY(kexec_load); +DUMMY(add_key); +DUMMY(request_key); +DUMMY(keyctl); +DUMMY(ioprio_set); +DUMMY(ioprio_get); +DUMMY(inotify_init); +DUMMY(inotify_add_watch); +DUMMY(inotify_rm_watch); +DUMMY(migrate_pages); +DUMMY(ppoll); +DUMMY(unshare); +DUMMY(splice); +DUMMY(tee); +DUMMY(sync_file_range); +DUMMY(vmsplice); +DUMMY(move_pages); +DUMMY(utimensat); +DUMMY(epoll_pwait); +DUMMY(signalfd); +DUMMY(timerfd); +DUMMY(eventfd); +DUMMY(fallocate); +DUMMY(timerfd_settime); +DUMMY(timerfd_gettime); +DUMMY(signalfd4); +DUMMY(eventfd2); +DUMMY(epoll_create1); +DUMMY(inotify_init1); +DUMMY(preadv); +DUMMY(pwritev); +DUMMY(rt_tsigqueueinfo); +DUMMY(perf_event_open); +DUMMY(recvmmsg); +DUMMY(fanotify_init); +DUMMY(fanotify_mark); +DUMMY(name_to_handle_at); +DUMMY(open_by_handle_at); +DUMMY(clock_adjtime); +DUMMY(syncfs); +DUMMY(sendmmsg); +DUMMY(setns); +DUMMY(process_vm_readv); +DUMMY(process_vm_writev); +DUMMY(kcmp); +DUMMY(finit_module); + +#define DUMMY_XATTR(s) \ +int \ +linux_ ## s ## xattr( \ + struct thread *td, struct linux_ ## s ## xattr_args *arg) \ +{ \ + \ + return (ENOATTR); \ +} +DUMMY_XATTR(set); +DUMMY_XATTR(lset); +DUMMY_XATTR(fset); +DUMMY_XATTR(get); +DUMMY_XATTR(lget); +DUMMY_XATTR(fget); +DUMMY_XATTR(list); +DUMMY_XATTR(llist); +DUMMY_XATTR(flist); +DUMMY_XATTR(remove); +DUMMY_XATTR(lremove); +DUMMY_XATTR(fremove); Index: head/sys/amd64/linux/linux_genassym.c =================================================================== --- head/sys/amd64/linux/linux_genassym.c +++ head/sys/amd64/linux/linux_genassym.c @@ -0,0 +1,15 @@ +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include + +#include +#include + +ASSYM(LINUX_RT_SIGF_HANDLER, offsetof(struct l_rt_sigframe, sf_handler)); +ASSYM(LINUX_RT_SIGF_UC, offsetof(struct l_rt_sigframe, sf_sc)); +ASSYM(LINUX_RT_SIGF_SC, offsetof(struct l_ucontext, uc_mcontext)); +ASSYM(LINUX_VERSION_CODE, LINUX_VERSION_CODE); +ASSYM(LINUX_SC_RSP, offsetof(struct l_sigcontext, sc_rsp)); Index: head/sys/amd64/linux/linux_ipc64.h =================================================================== --- head/sys/amd64/linux/linux_ipc64.h +++ head/sys/amd64/linux/linux_ipc64.h @@ -0,0 +1,142 @@ +/*- + * Copyright (c) 2002 Maxim Sobolev + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer + * in this position and unchanged. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _AMD64_LINUX_LINUX_IPC64_H_ +#define _AMD64_LINUX_LINUX_IPC64_H_ + +/* + * The ipc64_perm structure for i386 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 32-bit mode_t and seq + * - 2 miscellaneous 32-bit values + */ + +struct l_ipc64_perm +{ + l_key_t key; + l_uid_t uid; + l_gid_t gid; + l_uid_t cuid; + l_gid_t cgid; + l_mode_t mode; + l_ushort __pad1; + l_ushort seq; + l_ushort __pad2; + l_ulong __unused1; + l_ulong __unused2; +}; + +/* + * The msqid64_ds structure for i386 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +struct l_msqid64_ds { + struct l_ipc64_perm msg_perm; + l_time_t msg_stime; /* last msgsnd time */ + l_ulong __unused1; + l_time_t msg_rtime; /* last msgrcv time */ + l_ulong __unused2; + l_time_t msg_ctime; /* last change time */ + l_ulong __unused3; + l_ulong msg_cbytes; /* current number of bytes on queue */ + l_ulong msg_qnum; /* number of messages in queue */ + l_ulong msg_qbytes; /* max number of bytes on queue */ + l_pid_t msg_lspid; /* pid of last msgsnd */ + l_pid_t msg_lrpid; /* last receive pid */ + l_ulong __unused4; + l_ulong __unused5; +}; + +/* + * The semid64_ds structure for i386 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +struct l_semid64_ds { + struct l_ipc64_perm sem_perm; /* permissions */ + l_time_t sem_otime; /* last semop time */ + l_ulong __unused1; + l_time_t sem_ctime; /* last change time */ + l_ulong __unused2; + l_ulong sem_nsems; /* no. of semaphores in array */ + l_ulong __unused3; + l_ulong __unused4; +}; + +/* + * The shmid64_ds structure for i386 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +struct l_shmid64_ds { + struct l_ipc64_perm shm_perm; /* operation perms */ + l_size_t shm_segsz; /* size of segment (bytes) */ + l_time_t shm_atime; /* last attach time */ + l_time_t shm_dtime; /* last detach time */ + l_time_t shm_ctime; /* last change time */ + l_pid_t shm_cpid; /* pid of creator */ + l_pid_t shm_lpid; /* pid of last operator */ + l_ulong shm_nattch; /* no. of current attaches */ + l_ulong __unused4; + l_ulong __unused5; +}; + +struct l_shminfo64 { + l_ulong shmmax; + l_ulong shmmin; + l_ulong shmmni; + l_ulong shmseg; + l_ulong shmall; + l_ulong __unused1; + l_ulong __unused2; + l_ulong __unused3; + l_ulong __unused4; +}; + +#endif /* !_AMD64_LINUX_LINUX_IPC64_H_ */ Index: head/sys/amd64/linux/linux_locore.s =================================================================== --- head/sys/amd64/linux/linux_locore.s +++ head/sys/amd64/linux/linux_locore.s @@ -0,0 +1,75 @@ +/* $FreeBSD$ */ + +#include "linux_assym.h" /* system definitions */ +#include /* miscellaneous asm macros */ + +#include /* system call numbers */ + + .data + + .globl linux_platform +linux_platform: + .asciz "x86_64" + + + .text +/* + * To avoid excess stack frame the signal trampoline code emulates + * the 'call' instruction. + */ +NON_GPROF_ENTRY(linux_rt_sigcode) + movq %rsp, %rbx /* preserve sigframe */ + call .getip +.getip: + popq %rax + add $.startrtsigcode-.getip, %rax /* ret address */ + pushq %rax + jmp *LINUX_RT_SIGF_HANDLER(%rbx) +.startrtsigcode: + movq $LINUX_SYS_linux_rt_sigreturn,%rax /* linux_rt_sigreturn() */ + syscall /* enter kernel with args */ + hlt +0: jmp 0b + +NON_GPROF_ENTRY(__vdso_clock_gettime) + movq $LINUX_SYS_linux_clock_gettime,%rax + syscall + ret +.weak clock_gettime +.set clock_gettime, __vdso_clock_gettime + +NON_GPROF_ENTRY(__vdso_time) + movq $LINUX_SYS_linux_time,%rax + syscall + ret +.weak time +.set time, __vdso_time + +NON_GPROF_ENTRY(__vdso_gettimeofday) + movq $LINUX_SYS_gettimeofday,%rax + syscall + ret +.weak gettimeofday +.set gettimeofday, __vdso_gettimeofday + +NON_GPROF_ENTRY(__vdso_getcpu) + movq $-38,%rax /* not implemented */ + ret +.weak getcpu +.set getcpu, __vdso_getcpu + + + .section .note.Linux, "a",@note + .long 2f - 1f /* namesz */ + .balign 4 + .long 4f - 3f /* descsz */ + .long 0 +1: + .asciz "Linux" +2: + .balign 4 +3: + .long LINUX_VERSION_CODE +4: + .balign 4 + .previous Index: head/sys/amd64/linux/linux_machdep.c =================================================================== --- head/sys/amd64/linux/linux_machdep.c +++ head/sys/amd64/linux/linux_machdep.c @@ -0,0 +1,492 @@ +/*- + * Copyright (c) 2013 Dmitry Chagin + * Copyright (c) 2004 Tim J. Robbins + * Copyright (c) 2002 Doug Rabson + * Copyright (c) 2000 Marcel Moolenaar + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer + * in this position and unchanged. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +int +linux_to_bsd_sigaltstack(int lsa) +{ + int bsa = 0; + + if (lsa & LINUX_SS_DISABLE) + bsa |= SS_DISABLE; + if (lsa & LINUX_SS_ONSTACK) + bsa |= SS_ONSTACK; + return (bsa); +} + +int +bsd_to_linux_sigaltstack(int bsa) +{ + int lsa = 0; + + if (bsa & SS_DISABLE) + lsa |= LINUX_SS_DISABLE; + if (bsa & SS_ONSTACK) + lsa |= LINUX_SS_ONSTACK; + return (lsa); +} + +int +linux_execve(struct thread *td, struct linux_execve_args *args) +{ + struct image_args eargs; + char *path; + int error; + + LCONVPATHEXIST(td, args->path, &path); + + LINUX_CTR(execve); + + error = exec_copyin_args(&eargs, path, UIO_SYSSPACE, args->argp, + args->envp); + free(path, M_TEMP); + if (error == 0) + error = linux_common_execve(td, &eargs); + return (error); +} + +int +linux_set_upcall_kse(struct thread *td, register_t stack) +{ + + if (stack) + td->td_frame->tf_rsp = stack; + + /* + * The newly created Linux thread returns + * to the user space by the same path that a parent do. + */ + td->td_frame->tf_rax = 0; + return (0); +} + +#define STACK_SIZE (2 * 1024 * 1024) +#define GUARD_SIZE (4 * PAGE_SIZE) + +int +linux_mmap2(struct thread *td, struct linux_mmap2_args *args) +{ + struct proc *p = td->td_proc; + struct mmap_args /* { + caddr_t addr; + size_t len; + int prot; + int flags; + int fd; + long pad; + off_t pos; + } */ bsd_args; + int error; + struct file *fp; + cap_rights_t rights; + + LINUX_CTR6(mmap2, "0x%lx, %ld, %ld, 0x%08lx, %ld, 0x%lx", + args->addr, args->len, args->prot, + args->flags, args->fd, args->pgoff); + + error = 0; + bsd_args.flags = 0; + fp = NULL; + + /* + * Linux mmap(2): + * You must specify exactly one of MAP_SHARED and MAP_PRIVATE + */ + if (! ((args->flags & LINUX_MAP_SHARED) ^ + (args->flags & LINUX_MAP_PRIVATE))) + return (EINVAL); + + if (args->flags & LINUX_MAP_SHARED) + bsd_args.flags |= MAP_SHARED; + if (args->flags & LINUX_MAP_PRIVATE) + bsd_args.flags |= MAP_PRIVATE; + if (args->flags & LINUX_MAP_FIXED) + bsd_args.flags |= MAP_FIXED; + if (args->flags & LINUX_MAP_ANON) + bsd_args.flags |= MAP_ANON; + else + bsd_args.flags |= MAP_NOSYNC; + if (args->flags & LINUX_MAP_GROWSDOWN) + bsd_args.flags |= MAP_STACK; + + /* + * PROT_READ, PROT_WRITE, or PROT_EXEC implies PROT_READ and PROT_EXEC + * on Linux/i386. We do this to ensure maximum compatibility. + * Linux/ia64 does the same in i386 emulation mode. + */ + bsd_args.prot = args->prot; + if (bsd_args.prot & (PROT_READ | PROT_WRITE | PROT_EXEC)) + bsd_args.prot |= PROT_READ | PROT_EXEC; + + /* Linux does not check file descriptor when MAP_ANONYMOUS is set. */ + bsd_args.fd = (bsd_args.flags & MAP_ANON) ? -1 : args->fd; + if (bsd_args.fd != -1) { + /* + * Linux follows Solaris mmap(2) description: + * The file descriptor fildes is opened with + * read permission, regardless of the + * protection options specified. + */ + + error = fget(td, bsd_args.fd, + cap_rights_init(&rights, CAP_MMAP), &fp); + if (error != 0 ) + return (error); + if (fp->f_type != DTYPE_VNODE) { + fdrop(fp, td); + return (EINVAL); + } + + /* Linux mmap() just fails for O_WRONLY files */ + if (!(fp->f_flag & FREAD)) { + fdrop(fp, td); + return (EACCES); + } + + fdrop(fp, td); + } + + if (args->flags & LINUX_MAP_GROWSDOWN) { + /* + * The Linux MAP_GROWSDOWN option does not limit auto + * growth of the region. Linux mmap with this option + * takes as addr the inital BOS, and as len, the initial + * region size. It can then grow down from addr without + * limit. However, Linux threads has an implicit internal + * limit to stack size of STACK_SIZE. Its just not + * enforced explicitly in Linux. But, here we impose + * a limit of (STACK_SIZE - GUARD_SIZE) on the stack + * region, since we can do this with our mmap. + * + * Our mmap with MAP_STACK takes addr as the maximum + * downsize limit on BOS, and as len the max size of + * the region. It then maps the top SGROWSIZ bytes, + * and auto grows the region down, up to the limit + * in addr. + * + * If we don't use the MAP_STACK option, the effect + * of this code is to allocate a stack region of a + * fixed size of (STACK_SIZE - GUARD_SIZE). + */ + + if ((caddr_t)PTRIN(args->addr) + args->len > + p->p_vmspace->vm_maxsaddr) { + /* + * Some Linux apps will attempt to mmap + * thread stacks near the top of their + * address space. If their TOS is greater + * than vm_maxsaddr, vm_map_growstack() + * will confuse the thread stack with the + * process stack and deliver a SEGV if they + * attempt to grow the thread stack past their + * current stacksize rlimit. To avoid this, + * adjust vm_maxsaddr upwards to reflect + * the current stacksize rlimit rather + * than the maximum possible stacksize. + * It would be better to adjust the + * mmap'ed region, but some apps do not check + * mmap's return value. + */ + PROC_LOCK(p); + p->p_vmspace->vm_maxsaddr = (char *)USRSTACK - + lim_cur(p, RLIMIT_STACK); + PROC_UNLOCK(p); + } + + /* + * This gives us our maximum stack size and a new BOS. + * If we're using VM_STACK, then mmap will just map + * the top SGROWSIZ bytes, and let the stack grow down + * to the limit at BOS. If we're not using VM_STACK + * we map the full stack, since we don't have a way + * to autogrow it. + */ + if (args->len > STACK_SIZE - GUARD_SIZE) { + bsd_args.addr = (caddr_t)PTRIN(args->addr); + bsd_args.len = args->len; + } else { + bsd_args.addr = (caddr_t)PTRIN(args->addr) - + (STACK_SIZE - GUARD_SIZE - args->len); + bsd_args.len = STACK_SIZE - GUARD_SIZE; + } + } else { + bsd_args.addr = (caddr_t)PTRIN(args->addr); + bsd_args.len = args->len; + } + bsd_args.pos = (off_t)args->pgoff; + + error = sys_mmap(td, &bsd_args); + + LINUX_CTR2(mmap2, "return: %d (%p)", + error, td->td_retval[0]); + return (error); +} + +int +linux_mprotect(struct thread *td, struct linux_mprotect_args *uap) +{ + struct mprotect_args bsd_args; + + LINUX_CTR(mprotect); + + bsd_args.addr = uap->addr; + bsd_args.len = uap->len; + bsd_args.prot = uap->prot; + if (bsd_args.prot & (PROT_READ | PROT_WRITE | PROT_EXEC)) + bsd_args.prot |= PROT_READ | PROT_EXEC; + return (sys_mprotect(td, &bsd_args)); +} + +int +linux_iopl(struct thread *td, struct linux_iopl_args *args) +{ + int error; + + LINUX_CTR(iopl); + + if (args->level > 3) + return (EINVAL); + if ((error = priv_check(td, PRIV_IO)) != 0) + return (error); + if ((error = securelevel_gt(td->td_ucred, 0)) != 0) + return (error); + td->td_frame->tf_rflags = (td->td_frame->tf_rflags & ~PSL_IOPL) | + (args->level * (PSL_IOPL / 3)); + + return (0); +} + +int +linux_rt_sigsuspend(struct thread *td, struct linux_rt_sigsuspend_args *uap) +{ + l_sigset_t lmask; + sigset_t sigmask; + int error; + + LINUX_CTR2(rt_sigsuspend, "%p, %ld", + uap->newset, uap->sigsetsize); + + if (uap->sigsetsize != sizeof(l_sigset_t)) + return (EINVAL); + + error = copyin(uap->newset, &lmask, sizeof(l_sigset_t)); + if (error) + return (error); + + linux_to_bsd_sigset(&lmask, &sigmask); + return (kern_sigsuspend(td, sigmask)); +} + +int +linux_pause(struct thread *td, struct linux_pause_args *args) +{ + struct proc *p = td->td_proc; + sigset_t sigmask; + + LINUX_CTR(pause); + + PROC_LOCK(p); + sigmask = td->td_sigmask; + PROC_UNLOCK(p); + return (kern_sigsuspend(td, sigmask)); +} + +int +linux_sigaltstack(struct thread *td, struct linux_sigaltstack_args *uap) +{ + stack_t ss, oss; + l_stack_t lss; + int error; + + LINUX_CTR2(sigaltstack, "%p, %p", uap->uss, uap->uoss); + + if (uap->uss != NULL) { + error = copyin(uap->uss, &lss, sizeof(l_stack_t)); + if (error) + return (error); + + ss.ss_sp = PTRIN(lss.ss_sp); + ss.ss_size = lss.ss_size; + ss.ss_flags = linux_to_bsd_sigaltstack(lss.ss_flags); + } + error = kern_sigaltstack(td, (uap->uss != NULL) ? &ss : NULL, + (uap->uoss != NULL) ? &oss : NULL); + if (!error && uap->uoss != NULL) { + lss.ss_sp = PTROUT(oss.ss_sp); + lss.ss_size = oss.ss_size; + lss.ss_flags = bsd_to_linux_sigaltstack(oss.ss_flags); + error = copyout(&lss, uap->uoss, sizeof(l_stack_t)); + } + + return (error); +} + +/* XXX do all */ +int +linux_arch_prctl(struct thread *td, struct linux_arch_prctl_args *args) +{ + int error; + struct pcb *pcb; + + LINUX_CTR2(arch_prctl, "0x%x, %p", args->code, args->addr); + + error = ENOTSUP; + pcb = td->td_pcb; + + switch (args->code) { + case LINUX_ARCH_GET_GS: + error = copyout(&pcb->pcb_gsbase, (unsigned long *)args->addr, + sizeof(args->addr)); + break; + case LINUX_ARCH_SET_GS: + if (args->addr >= VM_MAXUSER_ADDRESS) + return(EPERM); + break; + case LINUX_ARCH_GET_FS: + error = copyout(&pcb->pcb_fsbase, (unsigned long *)args->addr, + sizeof(args->addr)); + break; + case LINUX_ARCH_SET_FS: + error = linux_set_cloned_tls(td, (void *)args->addr); + break; + default: + error = EINVAL; + } + return (error); +} + +int +linux_set_cloned_tls(struct thread *td, void *desc) +{ + struct pcb *pcb; + + if ((uint64_t)desc >= VM_MAXUSER_ADDRESS) + return (EPERM); + + pcb = td->td_pcb; + pcb->pcb_fsbase = (register_t)desc; + td->td_frame->tf_fs = _ufssel; + + return (0); +} + +void +linux_to_bsd_sigset(l_sigset_t *lss, sigset_t *bss) +{ + int b, l; + + SIGEMPTYSET(*bss); + for (l = 1; l <= LINUX_NSIG; l++) { + if (LINUX_SIGISMEMBER(*lss, l)) { + if (l <= LINUX_SIGTBLSZ) + b = linux_to_bsd_signal[_SIG_IDX(l)]; + else + b = l; + if (b) + SIGADDSET(*bss, b); + } + } +} + +void +bsd_to_linux_sigset(sigset_t *bss, l_sigset_t *lss) +{ + int b, l; + + LINUX_SIGEMPTYSET(*lss); + for (b = 1; b <= LINUX_NSIG; b++) { + if (SIGISMEMBER(*bss, b)) { + if (b <= LINUX_SIGTBLSZ) + l = bsd_to_linux_signal[_SIG_IDX(b)]; + else + l = b; + if (l) + LINUX_SIGADDSET(*lss, l); + } + } +} Index: head/sys/amd64/linux/linux_support.s =================================================================== --- head/sys/amd64/linux/linux_support.s +++ head/sys/amd64/linux/linux_support.s @@ -0,0 +1,124 @@ +/*- + * Copyright (c) 2007 Konstantin Belousov + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include "linux_assym.h" /* system definitions */ +#include /* miscellaneous asm macros */ + +#include "assym.s" + +futex_fault: + movq $0,PCB_ONFAULT(%r8) + movl $-EFAULT,%eax + ret + +ENTRY(futex_xchgl) + movq PCPU(CURPCB),%r8 + movq $futex_fault,PCB_ONFAULT(%r8) + movq $VM_MAXUSER_ADDRESS-4,%rax + cmpq %rax,%rsi + ja futex_fault + xchgq %rdi,(%rsi) + movq %rdi,(%rdx) + xorq %rax,%rax + movq %rax,PCB_ONFAULT(%r8) + ret + +ENTRY(futex_addl) + movq PCPU(CURPCB),%r8 + movq $futex_fault,PCB_ONFAULT(%r8) + movq $VM_MAXUSER_ADDRESS-4,%rax + cmpq %rax,%rsi + ja futex_fault +#ifdef SMP + lock +#endif + xaddq %rdi,(%rsi) + movq %rdi,(%rdx) + xorq %rax,%rax + movq %rax,PCB_ONFAULT(%r8) + ret + +ENTRY(futex_orl) + movq PCPU(CURPCB),%r8 + movq $futex_fault,PCB_ONFAULT(%r8) + movq $VM_MAXUSER_ADDRESS-4,%rax + cmpq %rax,%rsi + ja futex_fault + movq (%rsi),%rax +1: movq %rax,%rcx + orq %rdi,%rcx +#ifdef SMP + lock +#endif + cmpxchgq %rcx,(%rsi) + jnz 1b + movq %rax,(%rdx) + xorq %rax,%rax + movq %rax,PCB_ONFAULT(%r8) + ret + +ENTRY(futex_andl) + movq PCPU(CURPCB),%r8 + movq $futex_fault,PCB_ONFAULT(%r8) + movq $VM_MAXUSER_ADDRESS-4,%rax + cmpq %rax,%rsi + ja futex_fault + movq (%rsi),%rax +1: movq %rax,%rcx + andq %rdi,%rcx +#ifdef SMP + lock +#endif + cmpxchgq %rcx,(%rsi) + jnz 1b + movq %rax,(%rdx) + xorq %rax,%rax + movq %rax,PCB_ONFAULT(%r8) + ret + +ENTRY(futex_xorl) + movq PCPU(CURPCB),%r8 + movq $futex_fault,PCB_ONFAULT(%r8) + movq $VM_MAXUSER_ADDRESS-4,%rax + cmpq %rax,%rsi + ja futex_fault + movq (%rsi),%rax +1: movq %rax,%rcx + xorq %rdi,%rcx +#ifdef SMP + lock +#endif + cmpxchgq %rcx,(%rsi) + jnz 1b + movq %rax,(%rdx) + xorq %rax,%rax + movq %rax,PCB_ONFAULT(%r8) + ret Index: head/sys/amd64/linux/linux_sysvec.c =================================================================== --- head/sys/amd64/linux/linux_sysvec.c +++ head/sys/amd64/linux/linux_sysvec.c @@ -0,0 +1,942 @@ +/*- + * Copyright (c) 2013 Dmitry Chagin + * Copyright (c) 2004 Tim J. Robbins + * Copyright (c) 2003 Peter Wemm + * Copyright (c) 2002 Doug Rabson + * Copyright (c) 1998-1999 Andrew Gallatin + * Copyright (c) 1994-1996 Søren Schmidt + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer + * in this position and unchanged. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include "opt_compat.h" + +#define __ELF_WORD_SIZE 64 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +MODULE_VERSION(linux64, 1); + +#if BYTE_ORDER == LITTLE_ENDIAN +#define SHELLMAGIC 0x2123 /* #! */ +#else +#define SHELLMAGIC 0x2321 +#endif + +#if defined(DEBUG) +SYSCTL_PROC(_compat_linux, OID_AUTO, debug, + CTLTYPE_STRING | CTLFLAG_RW, + 0, 0, linux_sysctl_debug, "A", + "Linux 64 debugging control"); +#endif + +/* + * Allow the this functions to use the ldebug() facility + * even though they are not syscalls themselves. Map them + * to syscall 0. This is slightly less bogus than using + * ldebug(sigreturn). + */ +#define LINUX_SYS_linux_rt_sendsig 0 + +const char *linux_kplatform; +static int linux_szsigcode; +static vm_object_t linux_shared_page_obj; +static char *linux_shared_page_mapping; +extern char _binary_linux_locore_o_start; +extern char _binary_linux_locore_o_end; + +extern struct sysent linux_sysent[LINUX_SYS_MAXSYSCALL]; + +SET_DECLARE(linux_ioctl_handler_set, struct linux_ioctl_handler); + +static register_t * linux_copyout_strings(struct image_params *imgp); +static int elf_linux_fixup(register_t **stack_base, + struct image_params *iparams); +static boolean_t linux_trans_osrel(const Elf_Note *note, int32_t *osrel); +static void linux_vdso_install(void *param); +static void linux_vdso_deinstall(void *param); +static void linux_set_syscall_retval(struct thread *td, int error); +static int linux_fetch_syscall_args(struct thread *td, struct syscall_args *sa); +static void linux_exec_setregs(struct thread *td, struct image_params *imgp, + u_long stack); + +/* + * Linux syscalls return negative errno's, we do positive and map them + * Reference: + * FreeBSD: src/sys/sys/errno.h + * Linux: linux-2.6.17.8/include/asm-generic/errno-base.h + * linux-2.6.17.8/include/asm-generic/errno.h + */ +static int bsd_to_linux_errno[ELAST + 1] = { + -0, -1, -2, -3, -4, -5, -6, -7, -8, -9, + -10, -35, -12, -13, -14, -15, -16, -17, -18, -19, + -20, -21, -22, -23, -24, -25, -26, -27, -28, -29, + -30, -31, -32, -33, -34, -11,-115,-114, -88, -89, + -90, -91, -92, -93, -94, -95, -96, -97, -98, -99, + -100,-101,-102,-103,-104,-105,-106,-107,-108,-109, + -110,-111, -40, -36,-112,-113, -39, -11, -87,-122, + -116, -66, -6, -6, -6, -6, -6, -37, -38, -9, + -6, -6, -43, -42, -75,-125, -84, -95, -16, -74, + -72, -67, -71 +}; + +int bsd_to_linux_signal[LINUX_SIGTBLSZ] = { + LINUX_SIGHUP, LINUX_SIGINT, LINUX_SIGQUIT, LINUX_SIGILL, + LINUX_SIGTRAP, LINUX_SIGABRT, 0, LINUX_SIGFPE, + LINUX_SIGKILL, LINUX_SIGBUS, LINUX_SIGSEGV, LINUX_SIGSYS, + LINUX_SIGPIPE, LINUX_SIGALRM, LINUX_SIGTERM, LINUX_SIGURG, + LINUX_SIGSTOP, LINUX_SIGTSTP, LINUX_SIGCONT, LINUX_SIGCHLD, + LINUX_SIGTTIN, LINUX_SIGTTOU, LINUX_SIGIO, LINUX_SIGXCPU, + LINUX_SIGXFSZ, LINUX_SIGVTALRM, LINUX_SIGPROF, LINUX_SIGWINCH, + 0, LINUX_SIGUSR1, LINUX_SIGUSR2 +}; + +int linux_to_bsd_signal[LINUX_SIGTBLSZ] = { + SIGHUP, SIGINT, SIGQUIT, SIGILL, + SIGTRAP, SIGABRT, SIGBUS, SIGFPE, + SIGKILL, SIGUSR1, SIGSEGV, SIGUSR2, + SIGPIPE, SIGALRM, SIGTERM, SIGBUS, + SIGCHLD, SIGCONT, SIGSTOP, SIGTSTP, + SIGTTIN, SIGTTOU, SIGURG, SIGXCPU, + SIGXFSZ, SIGVTALRM, SIGPROF, SIGWINCH, + SIGIO, SIGURG, SIGSYS +}; + +#define LINUX_T_UNKNOWN 255 +static int _bsd_to_linux_trapcode[] = { + LINUX_T_UNKNOWN, /* 0 */ + 6, /* 1 T_PRIVINFLT */ + LINUX_T_UNKNOWN, /* 2 */ + 3, /* 3 T_BPTFLT */ + LINUX_T_UNKNOWN, /* 4 */ + LINUX_T_UNKNOWN, /* 5 */ + 16, /* 6 T_ARITHTRAP */ + 254, /* 7 T_ASTFLT */ + LINUX_T_UNKNOWN, /* 8 */ + 13, /* 9 T_PROTFLT */ + 1, /* 10 T_TRCTRAP */ + LINUX_T_UNKNOWN, /* 11 */ + 14, /* 12 T_PAGEFLT */ + LINUX_T_UNKNOWN, /* 13 */ + 17, /* 14 T_ALIGNFLT */ + LINUX_T_UNKNOWN, /* 15 */ + LINUX_T_UNKNOWN, /* 16 */ + LINUX_T_UNKNOWN, /* 17 */ + 0, /* 18 T_DIVIDE */ + 2, /* 19 T_NMI */ + 4, /* 20 T_OFLOW */ + 5, /* 21 T_BOUND */ + 7, /* 22 T_DNA */ + 8, /* 23 T_DOUBLEFLT */ + 9, /* 24 T_FPOPFLT */ + 10, /* 25 T_TSSFLT */ + 11, /* 26 T_SEGNPFLT */ + 12, /* 27 T_STKFLT */ + 18, /* 28 T_MCHK */ + 19, /* 29 T_XMMFLT */ + 15 /* 30 T_RESERVED */ +}; +#define bsd_to_linux_trapcode(code) \ + ((code)td_proc; + frame = td->td_frame; + + sa->args[0] = frame->tf_rdi; + sa->args[1] = frame->tf_rsi; + sa->args[2] = frame->tf_rdx; + sa->args[3] = frame->tf_rcx; + sa->args[4] = frame->tf_r8; + sa->args[5] = frame->tf_r9; + sa->code = frame->tf_rax; + + if (sa->code >= p->p_sysent->sv_size) { + PROC_LOCK(p); + sigexit(td, SIGILL); + } else + sa->callp = &p->p_sysent->sv_table[sa->code]; + sa->narg = sa->callp->sy_narg; + + td->td_retval[0] = 0; + return (0); +} + +static void +linux_set_syscall_retval(struct thread *td, int error) +{ + struct trapframe *frame = td->td_frame; + + /* + * On Linux only %rcx and %r11 values are not preserved across + * the syscall. + * So, do not clobber %rdx and %r10 + */ + td->td_retval[1] = frame->tf_rdx; + frame->tf_r10 = frame->tf_rcx; + + cpu_set_syscall_retval(td, error); + + /* Restore all registers. */ + set_pcb_flags(td->td_pcb, PCB_FULL_IRET); +} + +static int +elf_linux_fixup(register_t **stack_base, struct image_params *imgp) +{ + Elf_Auxargs *args; + Elf_Addr *base; + Elf_Addr *pos; + struct ps_strings *arginfo; + struct proc *p; + + p = imgp->proc; + arginfo = (struct ps_strings *)p->p_sysent->sv_psstrings; + + KASSERT(curthread->td_proc == imgp->proc, + ("unsafe elf_linux_fixup(), should be curproc")); + base = (Elf64_Addr *)*stack_base; + args = (Elf64_Auxargs *)imgp->auxargs; + pos = base + (imgp->args->argc + imgp->args->envc + 2); + + AUXARGS_ENTRY(pos, LINUX_AT_SYSINFO_EHDR, + imgp->proc->p_sysent->sv_shared_page_base); + AUXARGS_ENTRY(pos, LINUX_AT_HWCAP, cpu_feature); + AUXARGS_ENTRY(pos, LINUX_AT_CLKTCK, stclohz); + AUXARGS_ENTRY(pos, AT_PHDR, args->phdr); + AUXARGS_ENTRY(pos, AT_PHENT, args->phent); + AUXARGS_ENTRY(pos, AT_PHNUM, args->phnum); + AUXARGS_ENTRY(pos, AT_PAGESZ, args->pagesz); + AUXARGS_ENTRY(pos, AT_BASE, args->base); + AUXARGS_ENTRY(pos, AT_FLAGS, args->flags); + AUXARGS_ENTRY(pos, AT_ENTRY, args->entry); + AUXARGS_ENTRY(pos, AT_UID, imgp->proc->p_ucred->cr_ruid); + AUXARGS_ENTRY(pos, AT_EUID, imgp->proc->p_ucred->cr_svuid); + AUXARGS_ENTRY(pos, AT_GID, imgp->proc->p_ucred->cr_rgid); + AUXARGS_ENTRY(pos, AT_EGID, imgp->proc->p_ucred->cr_svgid); + AUXARGS_ENTRY(pos, LINUX_AT_SECURE, 0); + AUXARGS_ENTRY(pos, LINUX_AT_PLATFORM, PTROUT(linux_platform)); + if (args->execfd != -1) + AUXARGS_ENTRY(pos, AT_EXECFD, args->execfd); + AUXARGS_ENTRY(pos, AT_NULL, 0); + free(imgp->auxargs, M_TEMP); + imgp->auxargs = NULL; + + base--; + suword(base, (uint64_t)imgp->args->argc); + + *stack_base = (register_t *)base; + return (0); +} + +/* + * Copy strings out to the new process address space, constructing new arg + * and env vector tables. Return a pointer to the base so that it can be used + * as the initial stack pointer. + */ +static register_t * +linux_copyout_strings(struct image_params *imgp) +{ + int argc, envc; + char **vectp; + char *stringp, *destp; + register_t *stack_base; + struct ps_strings *arginfo; + struct proc *p; + + /* + * Calculate string base and vector table pointers. + */ + p = imgp->proc; + arginfo = (struct ps_strings *)p->p_sysent->sv_psstrings; + destp = (caddr_t)arginfo - SPARE_USRSPACE - + roundup((ARG_MAX - imgp->args->stringspace), sizeof(char *)); + + /* + * If we have a valid auxargs ptr, prepare some room + * on the stack. + */ + if (imgp->auxargs) { + /* + * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for + * lower compatibility. + */ + imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size : + (LINUX_AT_COUNT * 2); + + /* + * The '+ 2' is for the null pointers at the end of each of + * the arg and env vector sets,and imgp->auxarg_size is room + * for argument of Runtime loader. + */ + vectp = (char **)(destp - (imgp->args->argc + + imgp->args->envc + 2 + imgp->auxarg_size) * sizeof(char *)); + + } else { + /* + * The '+ 2' is for the null pointers at the end of each of + * the arg and env vector sets + */ + vectp = (char **)(destp - (imgp->args->argc + + imgp->args->envc + 2) * sizeof(char *)); + } + + /* + * vectp also becomes our initial stack base + */ + stack_base = (register_t *)vectp; + + stringp = imgp->args->begin_argv; + argc = imgp->args->argc; + envc = imgp->args->envc; + + /* + * Copy out strings - arguments and environment. + */ + copyout(stringp, destp, ARG_MAX - imgp->args->stringspace); + + /* + * Fill in "ps_strings" struct for ps, w, etc. + */ + suword(&arginfo->ps_argvstr, (long)(intptr_t)vectp); + suword(&arginfo->ps_nargvstr, argc); + + /* + * Fill in argument portion of vector table. + */ + for (; argc > 0; --argc) { + suword(vectp++, (long)(intptr_t)destp); + while (*stringp++ != 0) + destp++; + destp++; + } + + /* a null vector table pointer separates the argp's from the envp's */ + suword(vectp++, 0); + + suword(&arginfo->ps_envstr, (long)(intptr_t)vectp); + suword(&arginfo->ps_nenvstr, envc); + + /* + * Fill in environment portion of vector table. + */ + for (; envc > 0; --envc) { + suword(vectp++, (long)(intptr_t)destp); + while (*stringp++ != 0) + destp++; + destp++; + } + + /* end of vector table is a null pointer */ + suword(vectp, 0); + return (stack_base); +} + +/* + * Reset registers to default values on exec. + */ +static void +linux_exec_setregs(struct thread *td, struct image_params *imgp, u_long stack) +{ + struct trapframe *regs = td->td_frame; + struct pcb *pcb = td->td_pcb; + + mtx_lock(&dt_lock); + if (td->td_proc->p_md.md_ldt != NULL) + user_ldt_free(td); + else + mtx_unlock(&dt_lock); + + pcb->pcb_fsbase = 0; + pcb->pcb_gsbase = 0; + clear_pcb_flags(pcb, PCB_32BIT); + pcb->pcb_initial_fpucw = __LINUX_NPXCW__; + set_pcb_flags(pcb, PCB_FULL_IRET); + + bzero((char *)regs, sizeof(struct trapframe)); + regs->tf_rip = imgp->entry_addr; + regs->tf_rsp = stack; + regs->tf_rflags = PSL_USER | (regs->tf_rflags & PSL_T); + regs->tf_ss = _udatasel; + regs->tf_cs = _ucodesel; + regs->tf_ds = _udatasel; + regs->tf_es = _udatasel; + regs->tf_fs = _ufssel; + regs->tf_gs = _ugssel; + regs->tf_flags = TF_HASSEGS; + + /* + * Reset the hardware debug registers if they were in use. + * They won't have any meaning for the newly exec'd process. + */ + if (pcb->pcb_flags & PCB_DBREGS) { + pcb->pcb_dr0 = 0; + pcb->pcb_dr1 = 0; + pcb->pcb_dr2 = 0; + pcb->pcb_dr3 = 0; + pcb->pcb_dr6 = 0; + pcb->pcb_dr7 = 0; + if (pcb == curpcb) { + /* + * Clear the debug registers on the running + * CPU, otherwise they will end up affecting + * the next process we switch to. + */ + reset_dbregs(); + } + clear_pcb_flags(pcb, PCB_DBREGS); + } + + /* + * Drop the FP state if we hold it, so that the process gets a + * clean FP state if it uses the FPU again. + */ + fpstate_drop(td); +} + +/* + * Copied from amd64/amd64/machdep.c + * + * XXX fpu state need? don't think so + */ +int +linux_rt_sigreturn(struct thread *td, struct linux_rt_sigreturn_args *args) +{ + struct proc *p; + struct l_ucontext uc; + struct l_sigcontext *context; + struct trapframe *regs; + unsigned long rflags; + int error; + ksiginfo_t ksi; + + regs = td->td_frame; + error = copyin((void *)regs->tf_rbx, &uc, sizeof(uc)); + if (error != 0) + return (error); + + p = td->td_proc; + context = &uc.uc_mcontext; + rflags = context->sc_rflags; + + /* + * Don't allow users to change privileged or reserved flags. + */ + /* + * XXX do allow users to change the privileged flag PSL_RF. + * The cpu sets PSL_RF in tf_rflags for faults. Debuggers + * should sometimes set it there too. tf_rflags is kept in + * the signal context during signal handling and there is no + * other place to remember it, so the PSL_RF bit may be + * corrupted by the signal handler without us knowing. + * Corruption of the PSL_RF bit at worst causes one more or + * one less debugger trap, so allowing it is fairly harmless. + */ + +#define RFLAG_SECURE(ef, oef) ((((ef) ^ (oef)) & ~PSL_USERCHANGE) == 0) + if (!RFLAG_SECURE(rflags & ~PSL_RF, regs->tf_rflags & ~PSL_RF)) { + printf("linux_rt_sigreturn: rflags = 0x%lx\n", rflags); + return (EINVAL); + } + + /* + * Don't allow users to load a valid privileged %cs. Let the + * hardware check for invalid selectors, excess privilege in + * other selectors, invalid %eip's and invalid %esp's. + */ +#define CS_SECURE(cs) (ISPL(cs) == SEL_UPL) + if (!CS_SECURE(context->sc_cs)) { + printf("linux_rt_sigreturn: cs = 0x%x\n", context->sc_cs); + ksiginfo_init_trap(&ksi); + ksi.ksi_signo = SIGBUS; + ksi.ksi_code = BUS_OBJERR; + ksi.ksi_trapno = T_PROTFLT; + ksi.ksi_addr = (void *)regs->tf_rip; + trapsignal(td, &ksi); + return (EINVAL); + } + + PROC_LOCK(p); + linux_to_bsd_sigset(&uc.uc_sigmask, &td->td_sigmask); + SIG_CANTMASK(td->td_sigmask); + signotify(td); + PROC_UNLOCK(p); + + regs->tf_rdi = context->sc_rdi; + regs->tf_rsi = context->sc_rsi; + regs->tf_rdx = context->sc_rdx; + regs->tf_rbp = context->sc_rbp; + regs->tf_rbx = context->sc_rbx; + regs->tf_rcx = context->sc_rcx; + regs->tf_rax = context->sc_rax; + regs->tf_rip = context->sc_rip; + regs->tf_rsp = context->sc_rsp; + regs->tf_r8 = context->sc_r8; + regs->tf_r9 = context->sc_r9; + regs->tf_r10 = context->sc_r10; + regs->tf_r11 = context->sc_r11; + regs->tf_r12 = context->sc_r12; + regs->tf_r13 = context->sc_r13; + regs->tf_r14 = context->sc_r14; + regs->tf_r15 = context->sc_r15; + regs->tf_cs = context->sc_cs; + regs->tf_err = context->sc_err; + regs->tf_rflags = rflags; + + set_pcb_flags(td->td_pcb, PCB_FULL_IRET); + return (EJUSTRETURN); +} + +/* + * copied from amd64/amd64/machdep.c + * + * Send an interrupt to process. + */ +static void +linux_rt_sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) +{ + struct l_rt_sigframe sf, *sfp; + struct proc *p; + struct thread *td; + struct sigacts *psp; + caddr_t sp; + struct trapframe *regs; + int sig, code; + int oonstack; + + td = curthread; + p = td->td_proc; + PROC_LOCK_ASSERT(p, MA_OWNED); + sig = ksi->ksi_signo; + psp = p->p_sigacts; + code = ksi->ksi_code; + mtx_assert(&psp->ps_mtx, MA_OWNED); + regs = td->td_frame; + oonstack = sigonstack(regs->tf_rsp); + + LINUX_CTR4(rt_sendsig, "%p, %d, %p, %u", + catcher, sig, mask, code); + + /* Allocate space for the signal handler context. */ + if ((td->td_pflags & TDP_ALTSTACK) != 0 && !oonstack && + SIGISMEMBER(psp->ps_sigonstack, sig)) { + sp = td->td_sigstk.ss_sp + td->td_sigstk.ss_size - + sizeof(struct l_rt_sigframe); + } else + sp = (caddr_t)regs->tf_rsp - sizeof(struct l_rt_sigframe) - 128; + /* Align to 16 bytes. */ + sfp = (struct l_rt_sigframe *)((unsigned long)sp & ~0xFul); + mtx_unlock(&psp->ps_mtx); + + /* Translate the signal if appropriate. */ + sig = BSD_TO_LINUX_SIGNAL(sig); + + /* Save user context. */ + bzero(&sf, sizeof(sf)); + bsd_to_linux_sigset(mask, &sf.sf_sc.uc_sigmask); + bsd_to_linux_sigset(mask, &sf.sf_sc.uc_mcontext.sc_mask); + + sf.sf_sc.uc_stack.ss_sp = PTROUT(td->td_sigstk.ss_sp); + sf.sf_sc.uc_stack.ss_size = td->td_sigstk.ss_size; + sf.sf_sc.uc_stack.ss_flags = (td->td_pflags & TDP_ALTSTACK) + ? ((oonstack) ? LINUX_SS_ONSTACK : 0) : LINUX_SS_DISABLE; + PROC_UNLOCK(p); + + sf.sf_sc.uc_mcontext.sc_rdi = regs->tf_rdi; + sf.sf_sc.uc_mcontext.sc_rsi = regs->tf_rsi; + sf.sf_sc.uc_mcontext.sc_rdx = regs->tf_rdx; + sf.sf_sc.uc_mcontext.sc_rbp = regs->tf_rbp; + sf.sf_sc.uc_mcontext.sc_rbx = regs->tf_rbx; + sf.sf_sc.uc_mcontext.sc_rcx = regs->tf_rcx; + sf.sf_sc.uc_mcontext.sc_rax = regs->tf_rax; + sf.sf_sc.uc_mcontext.sc_rip = regs->tf_rip; + sf.sf_sc.uc_mcontext.sc_rsp = regs->tf_rsp; + sf.sf_sc.uc_mcontext.sc_r8 = regs->tf_r8; + sf.sf_sc.uc_mcontext.sc_r9 = regs->tf_r9; + sf.sf_sc.uc_mcontext.sc_r10 = regs->tf_r10; + sf.sf_sc.uc_mcontext.sc_r11 = regs->tf_r11; + sf.sf_sc.uc_mcontext.sc_r12 = regs->tf_r12; + sf.sf_sc.uc_mcontext.sc_r13 = regs->tf_r13; + sf.sf_sc.uc_mcontext.sc_r14 = regs->tf_r14; + sf.sf_sc.uc_mcontext.sc_r15 = regs->tf_r15; + sf.sf_sc.uc_mcontext.sc_cs = regs->tf_cs; + sf.sf_sc.uc_mcontext.sc_rflags = regs->tf_rflags; + sf.sf_sc.uc_mcontext.sc_err = regs->tf_err; + sf.sf_sc.uc_mcontext.sc_trapno = bsd_to_linux_trapcode(code); + sf.sf_sc.uc_mcontext.sc_cr2 = (register_t)ksi->ksi_addr; + + /* Build the argument list for the signal handler. */ + regs->tf_rdi = sig; /* arg 1 in %rdi */ + regs->tf_rax = 0; + regs->tf_rsi = (register_t)&sfp->sf_si; /* arg 2 in %rsi */ + regs->tf_rdx = (register_t)&sfp->sf_sc; /* arg 3 in %rdx */ + + sf.sf_handler = catcher; + /* Fill in POSIX parts */ + ksiginfo_to_lsiginfo(ksi, &sf.sf_si, sig); + + /* + * Copy the sigframe out to the user's stack. + */ + if (copyout(&sf, sfp, sizeof(*sfp)) != 0) { +#ifdef DEBUG + printf("process %ld has trashed its stack\n", (long)p->p_pid); +#endif + PROC_LOCK(p); + sigexit(td, SIGILL); + } + + regs->tf_rsp = (long)sfp; + regs->tf_rip = linux_rt_sigcode; + regs->tf_rflags &= ~(PSL_T | PSL_D); + regs->tf_cs = _ucodesel; + set_pcb_flags(td->td_pcb, PCB_FULL_IRET); + PROC_LOCK(p); + mtx_lock(&psp->ps_mtx); +} + +/* + * If a linux binary is exec'ing something, try this image activator + * first. We override standard shell script execution in order to + * be able to modify the interpreter path. We only do this if a linux + * binary is doing the exec, so we do not create an EXEC module for it. + */ +static int exec_linux_imgact_try(struct image_params *iparams); + +static int +exec_linux_imgact_try(struct image_params *imgp) +{ + const char *head = (const char *)imgp->image_header; + char *rpath; + int error = -1, len; + + /* + * The interpreter for shell scripts run from a linux binary needs + * to be located in /compat/linux if possible in order to recursively + * maintain linux path emulation. + */ + if (((const short *)head)[0] == SHELLMAGIC) { + /* + * Run our normal shell image activator. If it succeeds + * attempt to use the alternate path for the interpreter. + * If an alternate path is found, use our stringspace + * to store it. + */ + if ((error = exec_shell_imgact(imgp)) == 0) { + linux_emul_convpath(FIRST_THREAD_IN_PROC(imgp->proc), + imgp->interpreter_name, UIO_SYSSPACE, + &rpath, 0, AT_FDCWD); + if (rpath != NULL) { + len = strlen(rpath) + 1; + + if (len <= MAXSHELLCMDLEN) + memcpy(imgp->interpreter_name, + rpath, len); + free(rpath, M_TEMP); + } + } + } + return(error); +} + +struct sysentvec elf_linux_sysvec = { + .sv_size = LINUX_SYS_MAXSYSCALL, + .sv_table = linux_sysent, + .sv_mask = 0, + .sv_sigsize = LINUX_SIGTBLSZ, + .sv_sigtbl = bsd_to_linux_signal, + .sv_errsize = ELAST + 1, + .sv_errtbl = bsd_to_linux_errno, + .sv_transtrap = translate_traps, + .sv_fixup = elf_linux_fixup, + .sv_sendsig = linux_rt_sendsig, + .sv_sigcode = &_binary_linux_locore_o_start, + .sv_szsigcode = &linux_szsigcode, + .sv_prepsyscall = NULL, + .sv_name = "Linux ELF64", + .sv_coredump = elf64_coredump, + .sv_imgact_try = exec_linux_imgact_try, + .sv_minsigstksz = LINUX_MINSIGSTKSZ, + .sv_pagesize = PAGE_SIZE, + .sv_minuser = VM_MIN_ADDRESS, + .sv_maxuser = VM_MAXUSER_ADDRESS, + .sv_usrstack = USRSTACK, + .sv_psstrings = PS_STRINGS, + .sv_stackprot = VM_PROT_ALL, + .sv_copyout_strings = linux_copyout_strings, + .sv_setregs = linux_exec_setregs, + .sv_fixlimit = NULL, + .sv_maxssiz = NULL, + .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP, + .sv_set_syscall_retval = linux_set_syscall_retval, + .sv_fetch_syscall_args = linux_fetch_syscall_args, + .sv_syscallnames = NULL, + .sv_shared_page_base = SHAREDPAGE, + .sv_shared_page_len = PAGE_SIZE, + .sv_schedtail = linux_schedtail, + .sv_thread_detach = linux_thread_detach +}; + +static void +linux_vdso_install(void *param) +{ + + linux_szsigcode = (&_binary_linux_locore_o_end - + &_binary_linux_locore_o_start); + + if (linux_szsigcode > elf_linux_sysvec.sv_shared_page_len) + panic("Linux invalid vdso size\n"); + + __elfN(linux_vdso_fixup)(&elf_linux_sysvec); + + linux_shared_page_obj = __elfN(linux_shared_page_init) + (&linux_shared_page_mapping); + + __elfN(linux_vdso_reloc)(&elf_linux_sysvec, SHAREDPAGE); + + bcopy(elf_linux_sysvec.sv_sigcode, linux_shared_page_mapping, + linux_szsigcode); + elf_linux_sysvec.sv_shared_page_obj = linux_shared_page_obj; + + linux_kplatform = linux_shared_page_mapping + + (linux_platform - (caddr_t)SHAREDPAGE); +} +SYSINIT(elf_linux_vdso_init, SI_SUB_EXEC, SI_ORDER_ANY, + (sysinit_cfunc_t)linux_vdso_install, NULL); + +static void +linux_vdso_deinstall(void *param) +{ + + __elfN(linux_shared_page_fini)(linux_shared_page_obj); +}; +SYSUNINIT(elf_linux_vdso_uninit, SI_SUB_EXEC, SI_ORDER_FIRST, + (sysinit_cfunc_t)linux_vdso_deinstall, NULL); + +static char GNULINUX_ABI_VENDOR[] = "GNU"; +static int GNULINUX_ABI_DESC = 0; + +static boolean_t +linux_trans_osrel(const Elf_Note *note, int32_t *osrel) +{ + const Elf32_Word *desc; + uintptr_t p; + + p = (uintptr_t)(note + 1); + p += roundup2(note->n_namesz, sizeof(Elf32_Addr)); + + desc = (const Elf32_Word *)p; + if (desc[0] != GNULINUX_ABI_DESC) + return (FALSE); + + /* + * For linux we encode osrel as follows (see linux_mib.c): + * VVVMMMIII (version, major, minor), see linux_mib.c. + */ + *osrel = desc[1] * 1000000 + desc[2] * 1000 + desc[3]; + + return (TRUE); +} + +static Elf_Brandnote linux64_brandnote = { + .hdr.n_namesz = sizeof(GNULINUX_ABI_VENDOR), + .hdr.n_descsz = 16, + .hdr.n_type = 1, + .vendor = GNULINUX_ABI_VENDOR, + .flags = BN_TRANSLATE_OSREL, + .trans_osrel = linux_trans_osrel +}; + +static Elf64_Brandinfo linux_glibc2brand = { + .brand = ELFOSABI_LINUX, + .machine = EM_X86_64, + .compat_3_brand = "Linux", + .emul_path = "/compat/linux", + .interp_path = "/lib64/ld-linux-x86-64.so.2", + .sysvec = &elf_linux_sysvec, + .interp_newpath = NULL, + .brand_note = &linux64_brandnote, + .flags = BI_CAN_EXEC_DYN | BI_BRAND_NOTE +}; + +static Elf64_Brandinfo linux_glibc2brandshort = { + .brand = ELFOSABI_LINUX, + .machine = EM_X86_64, + .compat_3_brand = "Linux", + .emul_path = "/compat/linux", + .interp_path = "/lib64/ld-linux.so.2", + .sysvec = &elf_linux_sysvec, + .interp_newpath = NULL, + .brand_note = &linux64_brandnote, + .flags = BI_CAN_EXEC_DYN | BI_BRAND_NOTE +}; + +Elf64_Brandinfo *linux_brandlist[] = { + &linux_glibc2brand, + &linux_glibc2brandshort, + NULL +}; + +static int +linux64_elf_modevent(module_t mod, int type, void *data) +{ + Elf64_Brandinfo **brandinfo; + int error; + struct linux_ioctl_handler **lihp; + + error = 0; + + switch(type) { + case MOD_LOAD: + for (brandinfo = &linux_brandlist[0]; *brandinfo != NULL; + ++brandinfo) + if (elf64_insert_brand_entry(*brandinfo) < 0) + error = EINVAL; + if (error == 0) { + SET_FOREACH(lihp, linux_ioctl_handler_set) + linux_ioctl_register_handler(*lihp); + LIST_INIT(&futex_list); + mtx_init(&futex_mtx, "ftllk64", NULL, MTX_DEF); + stclohz = (stathz ? stathz : hz); + if (bootverbose) + printf("Linux x86-64 ELF exec handler installed\n"); + } else + printf("cannot insert Linux x86-64 ELF brand handler\n"); + break; + case MOD_UNLOAD: + for (brandinfo = &linux_brandlist[0]; *brandinfo != NULL; + ++brandinfo) + if (elf64_brand_inuse(*brandinfo)) + error = EBUSY; + if (error == 0) { + for (brandinfo = &linux_brandlist[0]; + *brandinfo != NULL; ++brandinfo) + if (elf64_remove_brand_entry(*brandinfo) < 0) + error = EINVAL; + } + if (error == 0) { + SET_FOREACH(lihp, linux_ioctl_handler_set) + linux_ioctl_unregister_handler(*lihp); + mtx_destroy(&futex_mtx); + if (bootverbose) + printf("Linux ELF exec handler removed\n"); + } else + printf("Could not deinstall ELF interpreter entry\n"); + break; + default: + return (EOPNOTSUPP); + } + return (error); +} + +static moduledata_t linux64_elf_mod = { + "linux64elf", + linux64_elf_modevent, + 0 +}; + +DECLARE_MODULE_TIED(linux64elf, linux64_elf_mod, SI_SUB_EXEC, SI_ORDER_ANY); +MODULE_DEPEND(linux64elf, linux_common, 1, 1, 1); Index: head/sys/amd64/linux/linux_vdso.lds.s =================================================================== --- head/sys/amd64/linux/linux_vdso.lds.s +++ head/sys/amd64/linux/linux_vdso.lds.s @@ -0,0 +1,69 @@ +/* + * Linker script for 64-bit vDSO. + * Copied from Linux kernel arch/x86/vdso/vdso-layout.lds.S + * + * $FreeBSD$ + */ + +SECTIONS +{ + . = . + SIZEOF_HEADERS; + + .hash : { *(.hash) } :text + .gnu.hash : { *(.gnu.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + + .note : { *(.note.*) } :text :note + + .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr + .eh_frame : { KEEP (*(.eh_frame)) } :text + + .dynamic : { *(.dynamic) } :text :dynamic + + .rodata : { *(.rodata*) } :text + .data : { + *(.data*) + *(.sdata*) + *(.got.plt) *(.got) + *(.gnu.linkonce.d.*) + *(.bss*) + *(.dynbss*) + *(.gnu.linkonce.b.*) + } + + .altinstructions : { *(.altinstructions) } + .altinstr_replacement : { *(.altinstr_replacement) } + + . = ALIGN(0x100); + .text : { *(.test .text*) } :text =0x90909090 +} + +PHDRS +{ + text PT_LOAD FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */ + dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ + note PT_NOTE FLAGS(4); /* PF_R */ + eh_frame_hdr PT_GNU_EH_FRAME; +} + +VERSION +{ + LINUX_2.6 { + global: + time; + __vdso_time; + gettimeofday; + __vdso_gettimeofday; + getcpu; + __vdso_getcpu; + clock_gettime; + __vdso_clock_gettime; + linux_rt_sigcode; + linux_platform; + local: *; + }; +} Index: head/sys/amd64/linux/syscalls.conf =================================================================== --- head/sys/amd64/linux/syscalls.conf +++ head/sys/amd64/linux/syscalls.conf @@ -0,0 +1,11 @@ +# $FreeBSD$ +sysnames="linux_syscalls.c" +sysproto="linux_proto.h" +sysproto_h=_LINUX_SYSPROTO_H_ +syshdr="linux_syscall.h" +syssw="linux_sysent.c" +sysmk="/dev/null" +syscallprefix="LINUX_SYS_" +switchname="linux_sysent" +namesname="linux_syscallnames" +systrace="linux_systrace_args.c" Index: head/sys/amd64/linux/syscalls.master =================================================================== --- head/sys/amd64/linux/syscalls.master +++ head/sys/amd64/linux/syscalls.master @@ -0,0 +1,503 @@ + $FreeBSD$ + +; @(#)syscalls.master 8.1 (Berkeley) 7/19/93 +; System call name/number master file (or rather, slave, from LINUX). +; Processed to create linux_sysent.c, linux_proto.h and linux_syscall.h. + +; Columns: number audit type nargs name alt{name,tag,rtyp}/comments +; number system call number, must be in order +; audit the audit event associated with the system call +; A value of AUE_NULL means no auditing, but it also means that +; there is no audit event for the call at this time. For the +; case where the event exists, but we don't want auditing, the +; event should be #defined to AUE_NULL in audit_kevents.h. +; type one of STD, OBSOL, UNIMPL +; name psuedo-prototype of syscall routine +; If one of the following alts is different, then all appear: +; altname name of system call if different +; alttag name of args struct tag if different from [o]`name'"_args" +; altrtyp return type if not int (bogus - syscalls always return int) +; for UNIMPL/OBSOL, name continues with comments + +; types: +; STD always included +; OBSOL obsolete, not included in system, only specifies name +; UNIMPL not implemented, placeholder only + +#include +#include +#include +#include +#include +#include + +; Isn't pretty, but there seems to be no other way to trap nosys +#define nosys linux_nosys + +; #ifdef's, etc. may be included, and are copied to the output files. + +0 AUE_NULL NOPROTO { int read(int fd, char *buf, \ + u_int nbyte); } +1 AUE_NULL NOPROTO { int write(int fd, char *buf, \ + u_int nbyte); } +2 AUE_OPEN_RWTC STD { int linux_open(char *path, l_int flags, \ + l_int mode); } +3 AUE_CLOSE NOPROTO { int close(int fd); } +4 AUE_STAT STD { int linux_newstat(char *path, \ + struct l_newstat *buf); } +5 AUE_FSTAT STD { int linux_newfstat(l_uint fd, \ + struct l_newstat *buf); } +6 AUE_LSTAT STD { int linux_newlstat(char *path, \ + struct l_newstat *buf); } +7 AUE_POLL NOPROTO { int poll(struct pollfd*, \ + unsigned int nfds, int timeout); } +8 AUE_LSEEK STD { int linux_lseek(l_uint fdes, l_off_t off, \ + l_int whence); } +9 AUE_MMAP STD { int linux_mmap2(l_ulong addr, l_ulong len, \ + l_ulong prot, l_ulong flags, l_ulong fd, \ + l_ulong pgoff); } +10 AUE_MPROTECT STD { int linux_mprotect(caddr_t addr, int len, \ + int prot); } +11 AUE_MUNMAP NOPROTO { int munmap(caddr_t addr, int len); } +12 AUE_NULL STD { int linux_brk(l_ulong dsend); } +13 AUE_NULL STD { int linux_rt_sigaction(l_int sig, \ + l_sigaction_t *act, l_sigaction_t *oact, \ + l_size_t sigsetsize); } +14 AUE_NULL STD { int linux_rt_sigprocmask(l_int how, \ + l_sigset_t *mask, l_sigset_t *omask, \ + l_size_t sigsetsize); } +15 AUE_NULL STD { int linux_rt_sigreturn( \ + struct l_ucontext *ucp); } +16 AUE_IOCTL STD { int linux_ioctl(l_uint fd, l_uint cmd, \ + uintptr_t arg); } +17 AUE_PREAD STD { int linux_pread(l_uint fd, char *buf, \ + l_size_t nbyte, l_loff_t offset); } +18 AUE_PWRITE STD { int linux_pwrite(l_uint fd, char *buf, \ + l_size_t nbyte, l_loff_t offset); } +19 AUE_READV NOPROTO { int readv(int fd, struct iovec *iovp, \ + u_int iovcnt); } +20 AUE_WRITEV NOPROTO { int writev(int fd, struct iovec *iovp, \ + u_int iovcnt); } +21 AUE_ACCESS STD { int linux_access(char *path, l_int amode); } +22 AUE_PIPE STD { int linux_pipe(l_ulong *pipefds); } +23 AUE_SELECT STD { int linux_select(l_int nfds, \ + l_fd_set *readfds, l_fd_set *writefds, \ + l_fd_set *exceptfds, \ + struct l_timeval *timeout); } +24 AUE_NULL NOPROTO { int sched_yield(void); } +25 AUE_NULL STD { int linux_mremap(l_ulong addr, \ + l_ulong old_len, l_ulong new_len, \ + l_ulong flags, l_ulong new_addr); } +26 AUE_MSYNC STD { int linux_msync(l_ulong addr, \ + l_size_t len, l_int fl); } +27 AUE_MINCORE STD { int linux_mincore(l_ulong start, \ + l_size_t len, u_char *vec); } +28 AUE_MADVISE NOPROTO { int madvise(void *addr, size_t len, \ + int behav); } +29 AUE_NULL STD { int linux_shmget(l_key_t key, l_size_t size, \ + l_int shmflg); } +30 AUE_NULL STD { int linux_shmat(l_int shmid, char *shmaddr, \ + l_int shmflg); } +31 AUE_NULL STD { int linux_shmctl(l_int shmid, l_int cmd, \ + struct l_shmid_ds *buf); } +32 AUE_DUP NOPROTO { int dup(u_int fd); } +33 AUE_DUP2 NOPROTO { int dup2(u_int from, u_int to); } +34 AUE_NULL STD { int linux_pause(void); } +35 AUE_NULL STD { int linux_nanosleep( \ + const struct l_timespec *rqtp, \ + struct l_timespec *rmtp); } +36 AUE_GETITIMER STD { int linux_getitimer(l_int which, \ + struct l_itimerval *itv); } +37 AUE_NULL STD { int linux_alarm(l_uint secs); } +38 AUE_SETITIMER STD { int linux_setitimer(l_int which, \ + struct l_itimerval *itv, \ + struct l_itimerval *oitv); } +39 AUE_GETPID STD { int linux_getpid(void); } +40 AUE_SENDFILE STD { int linux_sendfile(int out, int in, \ + l_long *offset, l_size_t count); } +41 AUE_SOCKET STD { int linux_socket(l_int domain, l_int type, \ + l_int protocol); } +42 AUE_CONNECT STD { int linux_connect(l_int s, l_uintptr_t name, \ + l_int namelen); } +43 AUE_ACCEPT STD { int linux_accept(l_int s, l_uintptr_t addr, \ + l_uintptr_t namelen); } +44 AUE_SENDTO STD { int linux_sendto(l_int s, l_uintptr_t msg, \ + l_int len, l_int flags, l_uintptr_t to, \ + l_int tolen); } +45 AUE_RECVFROM STD { int linux_recvfrom(l_int s, l_uintptr_t buf, \ + l_size_t len, l_int flags, l_uintptr_t from, \ + l_uintptr_t fromlen); } +46 AUE_SENDMSG STD { int linux_sendmsg(l_int s, l_uintptr_t msg, \ + l_int flags); } +47 AUE_RECVMSG STD { int linux_recvmsg(l_int s, l_uintptr_t msg, \ + l_int flags); } +48 AUE_NULL STD { int linux_shutdown(l_int s, l_int how); } +49 AUE_BIND STD { int linux_bind(l_int s, l_uintptr_t name, \ + l_int namelen); } +50 AUE_LISTEN STD { int linux_listen(l_int s, l_int backlog); } +51 AUE_GETSOCKNAME STD { int linux_getsockname(l_int s, \ + l_uintptr_t addr, l_uintptr_t namelen); } +52 AUE_GETPEERNAME STD { int linux_getpeername(l_int s, \ + l_uintptr_t addr, l_uintptr_t namelen); } +53 AUE_SOCKETPAIR STD { int linux_socketpair(l_int domain, \ + l_int type, l_int protocol, l_uintptr_t rsv); } +54 AUE_SETSOCKOPT STD { int linux_setsockopt(l_int s, l_int level, \ + l_int optname, l_uintptr_t optval, \ + l_int optlen); } +55 AUE_GETSOCKOPT STD { int linux_getsockopt(l_int s, l_int level, \ + l_int optname, l_uintptr_t optval, \ + l_uintptr_t optlen); } +56 AUE_RFORK STD { int linux_clone(l_int flags, void *stack, \ + void *parent_tidptr, void * child_tidptr, void *tls ); } +57 AUE_FORK STD { int linux_fork(void); } +58 AUE_VFORK STD { int linux_vfork(void); } +59 AUE_EXECVE STD { int linux_execve(char *path, char **argp, \ + char **envp); } +60 AUE_EXIT STD { void linux_exit(int rval); } +61 AUE_WAIT4 STD { int linux_wait4(l_pid_t pid, \ + l_int *status, l_int options, \ + struct rusage *rusage); } +62 AUE_KILL STD { int linux_kill(l_int pid, l_int signum); } +63 AUE_NULL STD { int linux_newuname( \ + struct l_new_utsname *buf); } +64 AUE_NULL STD { int linux_semget(l_key_t key, \ + l_int nsems, l_int semflg); } +65 AUE_NULL STD { int linux_semop(l_int semid, \ + struct l_sembuf *tsops, l_uint nsops); } +66 AUE_NULL STD { int linux_semctl(l_int semid, \ + l_int semnum, l_int cmd, union l_semun arg); } +67 AUE_NULL STD { int linux_shmdt(char *shmaddr); } +68 AUE_NULL STD { int linux_msgget(l_key_t key, l_int msgflg); } +69 AUE_NULL STD { int linux_msgsnd(l_int msqid, \ + struct l_msgbuf *msgp, l_size_t msgsz, \ + l_int msgflg); } +70 AUE_NULL STD { int linux_msgrcv(l_int msqid, \ + struct l_msgbuf *msgp, l_size_t msgsz, \ + l_long msgtyp, l_int msgflg); } +71 AUE_NULL STD { int linux_msgctl(l_int msqid, l_int cmd, \ + struct l_msqid_ds *buf); } +72 AUE_FCNTL STD { int linux_fcntl(l_uint fd, l_uint cmd, \ + l_ulong arg); } +73 AUE_FLOCK NOPROTO { int flock(int fd, int how); } +74 AUE_FSYNC NOPROTO { int fsync(int fd); } +75 AUE_NULL STD { int linux_fdatasync(l_uint fd); } +76 AUE_TRUNCATE STD { int linux_truncate(char *path, \ + l_ulong length); } +77 AUE_FTRUNCATE STD { int linux_ftruncate(l_int fd, l_long length); } +78 AUE_GETDIRENTRIES STD { int linux_getdents(l_uint fd, void *dent, \ + l_uint count); } +79 AUE_GETCWD STD { int linux_getcwd(char *buf, \ + l_ulong bufsize); } +80 AUE_CHDIR STD { int linux_chdir(char *path); } +81 AUE_FCHDIR NOPROTO { int fchdir(int fd); } +82 AUE_RENAME STD { int linux_rename(char *from, char *to); } +83 AUE_MKDIR STD { int linux_mkdir(char *path, l_int mode); } +84 AUE_RMDIR STD { int linux_rmdir(char *path); } +85 AUE_CREAT STD { int linux_creat(char *path, \ + l_int mode); } +86 AUE_LINK STD { int linux_link(char *path, char *to); } +87 AUE_UNLINK STD { int linux_unlink(char *path); } +88 AUE_SYMLINK STD { int linux_symlink(char *path, char *to); } +89 AUE_READLINK STD { int linux_readlink(char *name, char *buf, \ + l_int count); } +90 AUE_CHMOD STD { int linux_chmod(char *path, \ + l_mode_t mode); } +91 AUE_FCHMOD NOPROTO { int fchmod(int fd, int mode); } +92 AUE_LCHOWN STD { int linux_chown(char *path, \ + l_uid_t uid, l_gid_t gid); } +93 AUE_FCHOWN NOPROTO { int fchown(int fd, int uid, int gid); } +94 AUE_LCHOWN STD { int linux_lchown(char *path, l_uid_t uid, \ + l_gid_t gid); } +95 AUE_UMASK NOPROTO { int umask(int newmask); } +96 AUE_NULL NOPROTO { int gettimeofday(struct l_timeval *tp, \ + struct timezone *tzp); } +97 AUE_GETRLIMIT STD { int linux_getrlimit(l_uint resource, \ + struct l_rlimit *rlim); } +98 AUE_GETRUSAGE NOPROTO { int getrusage(int who, struct rusage *rusage); } +99 AUE_NULL STD { int linux_sysinfo(struct l_sysinfo *info); } +100 AUE_NULL STD { int linux_times(struct l_times_argv *buf); } +101 AUE_PTRACE STD { int linux_ptrace(l_long req, l_long pid, \ + l_long addr, l_long data); } +102 AUE_GETUID STD { int linux_getuid(void); } +103 AUE_NULL STD { int linux_syslog(l_int type, char *buf, \ + l_int len); } +104 AUE_GETGID STD { int linux_getgid(void); } +105 AUE_SETUID NOPROTO { int setuid(uid_t uid); } +106 AUE_SETGID NOPROTO { int setgid(gid_t gid); } +107 AUE_GETEUID NOPROTO { int geteuid(void); } +108 AUE_GETEGID NOPROTO { int getegid(void); } +109 AUE_SETPGRP NOPROTO { int setpgid(int pid, int pgid); } +110 AUE_GETPPID STD { int linux_getppid(void); } +111 AUE_GETPGRP NOPROTO { int getpgrp(void); } +112 AUE_SETSID NOPROTO { int setsid(void); } +113 AUE_SETREUID NOPROTO { int setreuid(uid_t ruid, uid_t euid); } +114 AUE_SETREGID NOPROTO { int setregid(gid_t rgid, gid_t egid); } +115 AUE_GETGROUPS STD { int linux_getgroups(l_int gidsetsize, \ + l_gid_t *grouplist); } +116 AUE_SETGROUPS STD { int linux_setgroups(l_int gidsetsize, \ + l_gid_t *grouplist); } +117 AUE_SETRESUID NOPROTO { int setresuid(uid_t ruid, uid_t euid, \ + uid_t suid); } +118 AUE_GETRESUID NOPROTO { int getresuid(uid_t *ruid, uid_t *euid, \ + uid_t *suid); } +119 AUE_SETRESGID NOPROTO { int setresgid(gid_t rgid, gid_t egid, \ + gid_t sgid); } +120 AUE_GETRESGID NOPROTO { int getresgid(gid_t *rgid, gid_t *egid, \ + gid_t *sgid); } +121 AUE_GETPGID NOPROTO { int getpgid(int pid); } +122 AUE_SETFSUID STD { int linux_setfsuid(l_uid_t uid); } +123 AUE_SETFSGID STD { int linux_setfsgid(l_gid_t gid); } +124 AUE_GETSID STD { int linux_getsid(l_pid_t pid); } +125 AUE_CAPGET STD { int linux_capget(struct l_user_cap_header *hdrp, \ + struct l_user_cap_data *datap); } +126 AUE_CAPSET STD { int linux_capset(struct l_user_cap_header *hdrp, \ + struct l_user_cap_data *datap); } +127 AUE_NULL STD { int linux_rt_sigpending(l_sigset_t *set, \ + l_size_t sigsetsize); } +128 AUE_NULL STD { int linux_rt_sigtimedwait(l_sigset_t *mask, \ + l_siginfo_t *ptr, \ + struct l_timeval *timeout, \ + l_size_t sigsetsize); } +129 AUE_NULL STD { int linux_rt_sigqueueinfo(l_pid_t pid, l_int sig, \ + l_siginfo_t *info); } +130 AUE_NULL STD { int linux_rt_sigsuspend( \ + l_sigset_t *newset, \ + l_size_t sigsetsize); } +131 AUE_NULL STD { int linux_sigaltstack(l_stack_t *uss, \ + l_stack_t *uoss); } +132 AUE_UTIME STD { int linux_utime(char *fname, \ + struct l_utimbuf *times); } +133 AUE_MKNOD STD { int linux_mknod(char *path, l_int mode, \ + l_dev_t dev); } +134 AUE_USELIB UNIMPL uselib +135 AUE_PERSONALITY STD { int linux_personality(l_ulong per); } +136 AUE_NULL STD { int linux_ustat(l_dev_t dev, \ + struct l_ustat *ubuf); } +137 AUE_STATFS STD { int linux_statfs(char *path, \ + struct l_statfs_buf *buf); } +138 AUE_FSTATFS STD { int linux_fstatfs(l_uint fd, \ + struct l_statfs_buf *buf); } +139 AUE_NULL STD { int linux_sysfs(l_int option, \ + l_ulong arg1, l_ulong arg2); } +140 AUE_GETPRIORITY STD { int linux_getpriority(int which, int who); } +141 AUE_SETPRIORITY NOPROTO { int setpriority(int which, int who, \ + int prio); } +142 AUE_SCHED_SETPARAM STD { int linux_sched_setparam(l_pid_t pid, \ + struct l_sched_param *param); } +143 AUE_SCHED_GETPARAM STD { int linux_sched_getparam(l_pid_t pid, \ + struct l_sched_param *param); } +144 AUE_SCHED_SETSCHEDULER STD { int linux_sched_setscheduler( \ + l_pid_t pid, l_int policy, \ + struct l_sched_param *param); } +145 AUE_SCHED_GETSCHEDULER STD { int linux_sched_getscheduler( \ + l_pid_t pid); } +146 AUE_SCHED_GET_PRIORITY_MAX STD { int linux_sched_get_priority_max( \ + l_int policy); } +147 AUE_SCHED_GET_PRIORITY_MIN STD { int linux_sched_get_priority_min( \ + l_int policy); } +148 AUE_SCHED_RR_GET_INTERVAL STD { int linux_sched_rr_get_interval(l_pid_t pid, \ + struct l_timespec *interval); } +149 AUE_MLOCK NOPROTO { int mlock(const void *addr, size_t len); } +150 AUE_MUNLOCK NOPROTO { int munlock(const void *addr, size_t len); } +151 AUE_MLOCKALL NOPROTO { int mlockall(int how); } +152 AUE_MUNLOCKALL NOPROTO { int munlockall(void); } +153 AUE_NULL STD { int linux_vhangup(void); } +154 AUE_NULL UNIMPL modify_ldt +155 AUE_PIVOT_ROOT STD { int linux_pivot_root(void); } +156 AUE_SYSCTL STD { int linux_sysctl( \ + struct l___sysctl_args *args); } +157 AUE_PRCTL STD { int linux_prctl(l_int option, l_uintptr_t arg2, \ + l_uintptr_t arg3, l_uintptr_t arg4, \ + l_uintptr_t arg5); } +158 AUE_PRCTL STD { int linux_arch_prctl(l_int code, l_ulong addr); } +159 AUE_ADJTIME STD { int linux_adjtimex(void); } +160 AUE_SETRLIMIT STD { int linux_setrlimit(l_uint resource, \ + struct l_rlimit *rlim); } +161 AUE_CHROOT NOPROTO { int chroot(char *path); } +162 AUE_SYNC NOPROTO { int sync(void); } +163 AUE_ACCT NOPROTO { int acct(char *path); } +164 AUE_SETTIMEOFDAY NOPROTO { int settimeofday(struct l_timeval *tp, struct timezone *tzp); } +165 AUE_MOUNT STD { int linux_mount(char *specialfile, \ + char *dir, char *filesystemtype, \ + l_ulong rwflag, void *data); } +166 AUE_UMOUNT STD { int linux_umount(char *path, l_int flags); } +167 AUE_SWAPON NOPROTO { int swapon(char *name); } +168 AUE_SWAPOFF STD { int linux_swapoff(void); } +169 AUE_REBOOT STD { int linux_reboot(l_int magic1, \ + l_int magic2, l_uint cmd, void *arg); } +170 AUE_SYSCTL STD { int linux_sethostname(char *hostname, \ + l_uint len); } +171 AUE_SYSCTL STD { int linux_setdomainname(char *name, \ + l_int len); } +172 AUE_NULL STD { int linux_iopl(l_uint level); } +173 AUE_NULL UNIMPL ioperm +174 AUE_NULL STD { int linux_create_module(void); } +175 AUE_NULL STD { int linux_init_module(void); } +176 AUE_NULL STD { int linux_delete_module(void); } +177 AUE_NULL STD { int linux_get_kernel_syms(void); } +178 AUE_NULL STD { int linux_query_module(void); } +179 AUE_QUOTACTL STD { int linux_quotactl(void); } +180 AUE_NULL STD { int linux_nfsservctl(void); } +181 AUE_GETPMSG STD { int linux_getpmsg(void); } +182 AUE_PUTPMSG STD { int linux_putpmsg(void); } +183 AUE_NULL STD { int linux_afs_syscall(void); } +184 AUE_NULL STD { int linux_tuxcall(void); } +185 AUE_NULL STD { int linux_security(void); } +186 AUE_NULL STD { int linux_gettid(void); } +187 AUE_NULL UNIMPL linux_readahead +188 AUE_NULL STD { int linux_setxattr(void); } +189 AUE_NULL STD { int linux_lsetxattr(void); } +190 AUE_NULL STD { int linux_fsetxattr(void); } +191 AUE_NULL STD { int linux_getxattr(void); } +192 AUE_NULL STD { int linux_lgetxattr(void); } +193 AUE_NULL STD { int linux_fgetxattr(void); } +194 AUE_NULL STD { int linux_listxattr(void); } +195 AUE_NULL STD { int linux_llistxattr(void); } +196 AUE_NULL STD { int linux_flistxattr(void); } +197 AUE_NULL STD { int linux_removexattr(void); } +198 AUE_NULL STD { int linux_lremovexattr(void); } +199 AUE_NULL STD { int linux_fremovexattr(void); } +200 AUE_NULL STD { int linux_tkill(int tid, int sig); } +201 AUE_NULL STD { int linux_time(l_time_t *tm); } +202 AUE_NULL STD { int linux_sys_futex(void *uaddr, int op, int val, \ + struct l_timespec *timeout, void *uaddr2, int val3); } +203 AUE_NULL STD { int linux_sched_setaffinity(l_pid_t pid, l_uint len, \ + l_ulong *user_mask_ptr); } +204 AUE_NULL STD { int linux_sched_getaffinity(l_pid_t pid, l_uint len, \ + l_ulong *user_mask_ptr); } +205 AUE_NULL STD { int linux_set_thread_area(void); } +206 AUE_NULL UNIMPL linux_io_setup +207 AUE_NULL UNIMPL linux_io_destroy +208 AUE_NULL UNIMPL linux_io_getevents +209 AUE_NULL UNIMPL inux_io_submit +210 AUE_NULL UNIMPL linux_io_cancel +211 AUE_NULL UNIMPL linux_get_thread_area +212 AUE_NULL STD { int linux_lookup_dcookie(void); } +213 AUE_NULL STD { int linux_epoll_create(void); } +214 AUE_NULL STD { int linux_epoll_ctl_old(void); } +215 AUE_NULL STD { int linux_epoll_wait_old(void); } +216 AUE_NULL STD { int linux_remap_file_pages(void); } +217 AUE_GETDIRENTRIES STD { int linux_getdents64(l_uint fd, \ + void *dirent, l_uint count); } +218 AUE_NULL STD { int linux_set_tid_address(int *tidptr); } +219 AUE_NULL UNIMPL restart_syscall +220 AUE_NULL STD { int linux_semtimedop(void); } +221 AUE_NULL STD { int linux_fadvise64(int fd, l_loff_t offset, \ + l_size_t len, int advice); } +222 AUE_NULL STD { int linux_timer_create(clockid_t clock_id, \ + struct sigevent *evp, l_timer_t *timerid); } +223 AUE_NULL STD { int linux_timer_settime(l_timer_t timerid, l_int flags, \ + const struct itimerspec *new, struct itimerspec *old); } +224 AUE_NULL STD { int linux_timer_gettime(l_timer_t timerid, struct itimerspec *setting); } +225 AUE_NULL STD { int linux_timer_getoverrun(l_timer_t timerid); } +226 AUE_NULL STD { int linux_timer_delete(l_timer_t timerid); } +227 AUE_CLOCK_SETTIME STD { int linux_clock_settime(clockid_t which, struct l_timespec *tp); } +228 AUE_NULL STD { int linux_clock_gettime(clockid_t which, struct l_timespec *tp); } +229 AUE_NULL STD { int linux_clock_getres(clockid_t which, struct l_timespec *tp); } +230 AUE_NULL STD { int linux_clock_nanosleep(clockid_t which, int flags, \ + struct l_timespec *rqtp, struct l_timespec *rmtp); } +231 AUE_EXIT STD { int linux_exit_group(int error_code); } +232 AUE_NULL STD { int linux_epoll_wait(void); } +233 AUE_NULL STD { int linux_epoll_ctl(void); } +234 AUE_NULL STD { int linux_tgkill(int tgid, int pid, int sig); } +235 AUE_UTIMES STD { int linux_utimes(char *fname, \ + struct l_timeval *tptr); } +236 AUE_NULL UNIMPL vserver +237 AUE_NULL STD { int linux_mbind(void); } +238 AUE_NULL STD { int linux_set_mempolicy(void); } +239 AUE_NULL STD { int linux_get_mempolicy(void); } +240 AUE_NULL STD { int linux_mq_open(void); } +241 AUE_NULL STD { int linux_mq_unlink(void); } +242 AUE_NULL STD { int linux_mq_timedsend(void); } +243 AUE_NULL STD { int linux_mq_timedreceive(void); } +244 AUE_NULL STD { int linux_mq_notify(void); } +245 AUE_NULL STD { int linux_mq_getsetattr(void); } +246 AUE_NULL STD { int linux_kexec_load(void); } +247 AUE_WAIT6 STD { int linux_waitid(int idtype, l_pid_t id, \ + l_siginfo_t *info, int options, \ + struct rusage *rusage); } +248 AUE_NULL STD { int linux_add_key(void); } +249 AUE_NULL STD { int linux_request_key(void); } +250 AUE_NULL STD { int linux_keyctl(void); } +251 AUE_NULL STD { int linux_ioprio_set(void); } +252 AUE_NULL STD { int linux_ioprio_get(void); } +253 AUE_NULL STD { int linux_inotify_init(void); } +254 AUE_NULL STD { int linux_inotify_add_watch(void); } +255 AUE_NULL STD { int linux_inotify_rm_watch(void); } +256 AUE_NULL STD { int linux_migrate_pages(void); } +257 AUE_OPEN_RWTC STD { int linux_openat(l_int dfd, const char *filename, \ + l_int flags, l_int mode); } +258 AUE_MKDIRAT STD { int linux_mkdirat(l_int dfd, const char *pathname, \ + l_int mode); } +259 AUE_MKNODAT STD { int linux_mknodat(l_int dfd, const char *filename, \ + l_int mode, l_uint dev); } +260 AUE_FCHOWNAT STD { int linux_fchownat(l_int dfd, const char *filename, \ + l_uid_t uid, l_gid_t gid, l_int flag); } +261 AUE_FUTIMESAT STD { int linux_futimesat(l_int dfd, char *filename, \ + struct l_timeval *utimes); } +262 AUE_FSTATAT STD { int linux_newfstatat(l_int dfd, char *pathname, \ + struct l_stat64 *statbuf, l_int flag); } +263 AUE_UNLINKAT STD { int linux_unlinkat(l_int dfd, const char *pathname, \ + l_int flag); } +264 AUE_RENAMEAT STD { int linux_renameat(l_int olddfd, const char *oldname, \ + l_int newdfd, const char *newname); } +265 AUE_LINKAT STD { int linux_linkat(l_int olddfd, const char *oldname, \ + l_int newdfd, const char *newname, l_int flag); } +266 AUE_SYMLINKAT STD { int linux_symlinkat(const char *oldname, l_int newdfd, \ + const char *newname); } +267 AUE_READLINKAT STD { int linux_readlinkat(l_int dfd, const char *path, \ + char *buf, l_int bufsiz); } +268 AUE_FCHMODAT STD { int linux_fchmodat(l_int dfd, const char *filename, \ + l_mode_t mode); } +269 AUE_FACCESSAT STD { int linux_faccessat(l_int dfd, const char *filename, \ + l_int amode, l_int flag); } +270 AUE_SELECT STD { int linux_pselect6(l_int nfds, \ + l_fd_set *readfds, l_fd_set *writefds, l_fd_set *exceptfds, \ + struct l_timespec *tsp, l_uintptr_t *sig); } +271 AUE_NULL STD { int linux_ppoll(void); } +272 AUE_NULL STD { int linux_unshare(void); } +273 AUE_NULL STD { int linux_set_robust_list(struct linux_robust_list_head *head, \ + l_size_t len); } +274 AUE_NULL STD { int linux_get_robust_list(l_int pid, struct linux_robust_list_head *head, \ + l_size_t *len); } +275 AUE_NULL STD { int linux_splice(void); } +276 AUE_NULL STD { int linux_tee(void); } +277 AUE_NULL STD { int linux_sync_file_range(void); } +278 AUE_NULL STD { int linux_vmsplice(void); } +279 AUE_NULL STD { int linux_move_pages(void); } +280 AUE_NULL STD { int linux_utimensat(void); } +281 AUE_NULL STD { int linux_epoll_pwait(void); } +282 AUE_NULL STD { int linux_signalfd(void); } +283 AUE_NULL STD { int linux_timerfd(void); } +284 AUE_NULL STD { int linux_eventfd(void); } +285 AUE_NULL STD { int linux_fallocate(void); } +286 AUE_NULL STD { int linux_timerfd_settime(void); } +287 AUE_NULL STD { int linux_timerfd_gettime(void); } +288 AUE_ACCEPT STD { int linux_accept4(l_int s, l_uintptr_t addr, \ + l_uintptr_t namelen, int flags); } +289 AUE_NULL STD { int linux_signalfd4(void); } +290 AUE_NULL STD { int linux_eventfd2(void); } +291 AUE_NULL STD { int linux_epoll_create1(void); } +292 AUE_NULL STD { int linux_dup3(l_int oldfd, \ + l_int newfd, l_int flags); } +293 AUE_NULL STD { int linux_pipe2(l_int *pipefds, l_int flags); } +294 AUE_NULL STD { int linux_inotify_init1(void); } +295 AUE_NULL STD { int linux_preadv(void); } +296 AUE_NULL STD { int linux_pwritev(void); } +297 AUE_NULL STD { int linux_rt_tsigqueueinfo(void); } +298 AUE_NULL STD { int linux_perf_event_open(void); } +299 AUE_NULL STD { int linux_recvmmsg(void); } +300 AUE_NULL STD { int linux_fanotify_init(void); } +301 AUE_NULL STD { int linux_fanotify_mark(void); } +302 AUE_NULL STD { int linux_prlimit64(l_pid_t pid, l_uint resource, \ + struct rlimit *new, struct rlimit *old); } +303 AUE_NULL STD { int linux_name_to_handle_at(void); } +304 AUE_NULL STD { int linux_open_by_handle_at(void); } +305 AUE_NULL STD { int linux_clock_adjtime(void); } +306 AUE_NULL STD { int linux_syncfs(void); } +307 AUE_NULL STD { int linux_sendmmsg(void); } +308 AUE_NULL STD { int linux_setns(void); } +309 AUE_NULL STD { int linux_process_vm_readv(void); } +310 AUE_NULL STD { int linux_process_vm_writev(void); } +311 AUE_NULL STD { int linux_kcmp(void); } +312 AUE_NULL STD { int linux_finit_module(void); } Index: head/sys/modules/linux64/Makefile =================================================================== --- head/sys/modules/linux64/Makefile +++ head/sys/modules/linux64/Makefile @@ -0,0 +1,55 @@ +# $FreeBSD$ + +.PATH: ${.CURDIR}/../../compat/linux ${.CURDIR}/../../${MACHINE_ARCH}/linux + +VDSO= linux_vdso + +KMOD= linux64 +SRCS= linux_fork.c linux_dummy.c linux_file.c \ + linux_futex.c linux_getcwd.c linux_ioctl.c linux_ipc.c \ + linux_machdep.c linux_misc.c linux_signal.c \ + linux_socket.c linux_stats.c linux_sysctl.c linux_sysent.c \ + linux_sysvec.c linux_time.c linux_vdso.c linux_timer.c \ + opt_inet6.h opt_compat.h opt_kdtrace.h opt_posix.h opt_usb.h \ + vnode_if.h device_if.h bus_if.h assym.s \ + linux_support.s +DPSRCS= linux_genassym.c + +# XXX: for assym.s +SRCS+= opt_kstack_pages.h opt_nfs.h opt_apic.h opt_hwpmc_hooks.h + +CLEANFILES= linux_assym.h linux_genassym.o linux_locore.o + +OBJS= ${VDSO}.so + +linux_assym.h: linux_genassym.o + sh ${SYSDIR}/kern/genassym.sh linux_genassym.o > ${.TARGET} + +linux_locore.o: linux_locore.s linux_assym.h + ${CC} -x assembler-with-cpp -DLOCORE -shared -mcmodel=small \ + -pipe -I. -I${SYSDIR} -Werror -Wall -fno-common -nostdinc \ + -Wl,-T${.CURDIR}/../../${MACHINE_CPUARCH}/linux/${VDSO}.lds.s \ + -Wl,-soname=${VDSO}.so.1,-fPIC,-warn-common -nostdlib \ + ${.IMPSRC} -o ${.TARGET} + +${VDSO}.so: linux_locore.o + ${OBJCOPY} --input binary --output elf64-x86-64-freebsd \ + -S -g --binary-architecture i386:x86-64 linux_locore.o ${.TARGET} + +linux_support.o: assym.s linux_assym.h + ${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \ + ${.IMPSRC} -o ${.TARGET} + +linux_genassym.o: + ${CC} -c ${CFLAGS:N-fno-common} ${.IMPSRC} + +.if !defined(KERNBUILDDIR) +.if defined(DEBUG) +CFLAGS+=-DDEBUG +.endif +.if defined(KTR) +CFLAGS+=-DKTR +.endif +.endif + +.include