linux.h

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    1 /*-
    2  * Copyright (c) 1994-1996 Søren Schmidt
    3  * Copyright (c) 2013 Dmitry Chagin <dchagin@FreeBSD.org>
    4  * Copyright (c) 2018 Turing Robotic Industries Inc.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  */
   27 
   28 /*
   29  * $FreeBSD$
   30  */
   31 #ifndef _ARM64_LINUX_H_
   32 #define _ARM64_LINUX_H_
   33 
   34 #include <sys/abi_compat.h>
   35 
   36 #include <compat/linux/linux.h>
   37 #include <arm64/linux/linux_syscall.h>
   38 
   39 #define LINUX_DTRACE    linuxulator
   40 
   41 /* Provide a separate set of types for the Linux types */
   42 typedef int32_t         l_int;
   43 typedef int64_t         l_long;
   44 typedef int16_t         l_short;
   45 typedef uint32_t        l_uint;
   46 typedef uint64_t        l_ulong;
   47 typedef uint16_t        l_ushort;
   48 
   49 typedef l_ulong         l_uintptr_t;
   50 typedef l_long          l_clock_t;
   51 typedef l_int           l_daddr_t;
   52 typedef l_ulong         l_dev_t;
   53 typedef l_uint          l_gid_t;
   54 typedef l_ushort        l_gid16_t;      /* XXX */
   55 typedef l_uint          l_uid_t;
   56 typedef l_ushort        l_uid16_t;      /* XXX */
   57 typedef l_ulong         l_ino_t;
   58 typedef l_int           l_key_t;
   59 typedef l_long          l_loff_t;
   60 typedef l_uint          l_mode_t;
   61 typedef l_long          l_off_t;
   62 typedef l_int           l_pid_t;
   63 typedef l_ulong         l_size_t;
   64 typedef l_long          l_suseconds_t;
   65 typedef l_long          l_time_t;
   66 typedef l_int           l_timer_t;      /* XXX */
   67 typedef l_int           l_mqd_t;
   68 typedef l_ulong         l_fd_mask;
   69 
   70 #include <compat/linux/linux_siginfo.h>
   71 
   72 typedef struct {
   73         l_int           val[2];
   74 } l_fsid_t;
   75 
   76 typedef struct {
   77         l_time_t        tv_sec;
   78         l_suseconds_t   tv_usec;
   79 } l_timeval;
   80 
   81 #define l_fd_set        fd_set
   82 
   83 /* Miscellaneous */
   84 #define LINUX_AT_COUNT          21
   85 
   86 struct l___sysctl_args
   87 {
   88         l_uintptr_t     name;
   89         l_int           nlen;
   90         l_uintptr_t     oldval;
   91         l_uintptr_t     oldlenp;
   92         l_uintptr_t     newval;
   93         l_uintptr_t     newlen;
   94         l_ulong         __spare[4];
   95 };
   96 
   97 /* Resource limits */
   98 #define LINUX_RLIMIT_CPU        0
   99 #define LINUX_RLIMIT_FSIZE      1
  100 #define LINUX_RLIMIT_DATA       2
  101 #define LINUX_RLIMIT_STACK      3
  102 #define LINUX_RLIMIT_CORE       4
  103 #define LINUX_RLIMIT_RSS        5
  104 #define LINUX_RLIMIT_NPROC      6
  105 #define LINUX_RLIMIT_NOFILE     7
  106 #define LINUX_RLIMIT_MEMLOCK    8
  107 #define LINUX_RLIMIT_AS         9       /* Address space limit */
  108 
  109 #define LINUX_RLIM_NLIMITS      10
  110 
  111 struct l_rlimit {
  112         l_ulong         rlim_cur;
  113         l_ulong         rlim_max;
  114 };
  115 
  116 /* stat family of syscalls */
  117 struct l_timespec {
  118         l_time_t        tv_sec;
  119         l_long          tv_nsec;
  120 };
  121 
  122 #define LINUX_O_DIRECTORY       000040000       /* Must be a directory */
  123 #define LINUX_O_NOFOLLOW        000100000       /* Do not follow links */
  124 #define LINUX_O_DIRECT          000200000       /* Direct disk access hint */
  125 #define LINUX_O_LARGEFILE       000400000
  126 
  127 struct l_newstat {
  128         l_dev_t         st_dev;
  129         l_ino_t         st_ino;
  130         l_uint          st_mode;
  131         l_uint          st_nlink;
  132 
  133         l_uid_t         st_uid;
  134         l_gid_t         st_gid;
  135 
  136         l_dev_t         st_rdev;
  137         l_ulong         __st_pad1;
  138         l_off_t         st_size;
  139         l_int           st_blksize;
  140         l_int           __st_pad2;
  141         l_long          st_blocks;
  142 
  143         struct l_timespec       st_atim;
  144         struct l_timespec       st_mtim;
  145         struct l_timespec       st_ctim;
  146         l_uint          __unused1;
  147         l_uint          __unused2;
  148 };
  149 
  150 /* sigaction flags */
  151 #define LINUX_SA_NOCLDSTOP      0x00000001
  152 #define LINUX_SA_NOCLDWAIT      0x00000002
  153 #define LINUX_SA_SIGINFO        0x00000004
  154 #define LINUX_SA_RESTORER       0x04000000
  155 #define LINUX_SA_ONSTACK        0x08000000
  156 #define LINUX_SA_RESTART        0x10000000
  157 #define LINUX_SA_INTERRUPT      0x20000000      /* XXX */
  158 #define LINUX_SA_NOMASK         0x40000000      /* SA_NODEFER */
  159 #define LINUX_SA_ONESHOT        0x80000000      /* SA_RESETHAND */
  160 
  161 typedef void    (*l_handler_t)(l_int);
  162 
  163 typedef struct {
  164         l_handler_t     lsa_handler;
  165         l_ulong         lsa_flags;
  166         l_uintptr_t     lsa_restorer;
  167         l_sigset_t      lsa_mask;
  168 } l_sigaction_t;                                /* XXX */
  169 
  170 typedef struct {
  171         l_uintptr_t     ss_sp;
  172         l_int           ss_flags;
  173         l_size_t        ss_size;
  174 } l_stack_t;
  175 
  176 union l_semun {
  177         l_int           val;
  178         l_uintptr_t     buf;
  179         l_uintptr_t     array;
  180         l_uintptr_t     __buf;
  181         l_uintptr_t     __pad;
  182 };
  183 
  184 struct l_ifmap {
  185         l_ulong         mem_start;
  186         l_ulong         mem_end;
  187         l_ushort        base_addr;
  188         u_char          irq;
  189         u_char          dma;
  190         u_char          port;
  191         /* 3 bytes spare*/
  192 };
  193 
  194 struct l_ifreq {
  195         union {
  196                 char    ifrn_name[LINUX_IFNAMSIZ];
  197         } ifr_ifrn;
  198 
  199         union {
  200                 struct l_sockaddr       ifru_addr;
  201                 struct l_sockaddr       ifru_dstaddr;
  202                 struct l_sockaddr       ifru_broadaddr;
  203                 struct l_sockaddr       ifru_netmask;
  204                 struct l_sockaddr       ifru_hwaddr;
  205                 l_short         ifru_flags[1];
  206                 l_int           ifru_ivalue;
  207                 l_int           ifru_mtu;
  208                 struct l_ifmap  ifru_map;
  209                 char            ifru_slave[LINUX_IFNAMSIZ];
  210                 l_uintptr_t     ifru_data;
  211         } ifr_ifru;
  212 };
  213 
  214 #define ifr_name        ifr_ifrn.ifrn_name      /* Interface name */
  215 #define ifr_hwaddr      ifr_ifru.ifru_hwaddr    /* MAC address */
  216 #define ifr_ifindex     ifr_ifru.ifru_ivalue    /* Interface index */
  217 
  218 #define linux_copyout_rusage(r, u)      copyout(r, u, sizeof(*r))
  219 
  220 /* robust futexes */
  221 struct linux_robust_list {
  222         l_uintptr_t                     next;
  223 };
  224 
  225 struct linux_robust_list_head {
  226         struct linux_robust_list        list;
  227         l_long                          futex_offset;
  228         l_uintptr_t                     pending_list;
  229 };
  230 
  231 struct linux_pt_regset {
  232         l_ulong x[31];
  233         l_ulong sp;
  234         l_ulong pc;
  235         l_ulong cpsr;
  236 };
  237 
  238 #ifdef _KERNEL
  239 struct reg;
  240 struct syscall_info;
  241 
  242 void    bsd_to_linux_regset(const struct reg *b_reg,
  243             struct linux_pt_regset *l_regset);
  244 void    linux_to_bsd_regset(struct reg *b_reg,
  245             const struct linux_pt_regset *l_regset);
  246 void    linux_ptrace_get_syscall_info_machdep(const struct reg *reg,
  247             struct syscall_info *si);
  248 int     linux_ptrace_getregs_machdep(struct thread *td, pid_t pid,
  249             struct linux_pt_regset *l_regset);
  250 #endif /* _KERNEL */
  251 
  252 #endif /* _ARM64_LINUX_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/arm64/linux/linux.h

FreeBSD/Linux Kernel Cross Reference
sys/arm64/linux/linux.h