1 /*- 2 * Copyright (c) 1994-1996 Søren Schmidt 3 * Copyright (c) 2013 Dmitry Chagin 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_ulong l_fd_mask; 68 69 typedef struct { 70 l_int val[2]; 71 } l_fsid_t; 72 73 typedef struct { 74 l_time_t tv_sec; 75 l_suseconds_t tv_usec; 76 } l_timeval; 77 78 #define l_fd_set fd_set 79 80 /* Miscellaneous */ 81 #define LINUX_AT_COUNT 20 82 83 struct l___sysctl_args 84 { 85 l_uintptr_t name; 86 l_int nlen; 87 l_uintptr_t oldval; 88 l_uintptr_t oldlenp; 89 l_uintptr_t newval; 90 l_uintptr_t newlen; 91 l_ulong __spare[4]; 92 }; 93 94 /* Resource limits */ 95 #define LINUX_RLIMIT_CPU 0 96 #define LINUX_RLIMIT_FSIZE 1 97 #define LINUX_RLIMIT_DATA 2 98 #define LINUX_RLIMIT_STACK 3 99 #define LINUX_RLIMIT_CORE 4 100 #define LINUX_RLIMIT_RSS 5 101 #define LINUX_RLIMIT_NPROC 6 102 #define LINUX_RLIMIT_NOFILE 7 103 #define LINUX_RLIMIT_MEMLOCK 8 104 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 105 106 #define LINUX_RLIM_NLIMITS 10 107 108 struct l_rlimit { 109 l_ulong rlim_cur; 110 l_ulong rlim_max; 111 }; 112 113 /* stat family of syscalls */ 114 struct l_timespec { 115 l_time_t tv_sec; 116 l_long tv_nsec; 117 }; 118 119 struct l_newstat { 120 l_dev_t st_dev; 121 l_ino_t st_ino; 122 l_uint st_mode; 123 l_uint st_nlink; 124 125 l_uid_t st_uid; 126 l_gid_t st_gid; 127 128 l_dev_t st_rdev; 129 l_ulong __st_pad1; 130 l_off_t st_size; 131 l_int st_blksize; 132 l_int __st_pad2; 133 l_long st_blocks; 134 135 struct l_timespec st_atim; 136 struct l_timespec st_mtim; 137 struct l_timespec st_ctim; 138 l_uint __unused1; 139 l_uint __unused2; 140 }; 141 142 /* sigaction flags */ 143 #define LINUX_SA_NOCLDSTOP 0x00000001 144 #define LINUX_SA_NOCLDWAIT 0x00000002 145 #define LINUX_SA_SIGINFO 0x00000004 146 #define LINUX_SA_RESTORER 0x04000000 147 #define LINUX_SA_ONSTACK 0x08000000 148 #define LINUX_SA_RESTART 0x10000000 149 #define LINUX_SA_INTERRUPT 0x20000000 /* XXX */ 150 #define LINUX_SA_NOMASK 0x40000000 /* SA_NODEFER */ 151 #define LINUX_SA_ONESHOT 0x80000000 /* SA_RESETHAND */ 152 153 /* sigprocmask actions */ 154 #define LINUX_SIG_BLOCK 0 155 #define LINUX_SIG_UNBLOCK 1 156 #define LINUX_SIG_SETMASK 2 157 158 /* sigaltstack */ 159 #define LINUX_MINSIGSTKSZ 2048 /* XXX */ 160 161 typedef void (*l_handler_t)(l_int); 162 163 typedef struct { 164 l_handler_t lsa_handler; 165 l_sigset_t lsa_mask; 166 l_ulong lsa_flags; 167 l_uintptr_t lsa_restorer; 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 #define LINUX_SI_PREAMBLE_SIZE (4 * sizeof(int)) 177 #define LINUX_SI_MAX_SIZE 128 178 #define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE - \ 179 LINUX_SI_PREAMBLE_SIZE) / sizeof(l_int)) 180 typedef union l_sigval { 181 l_int sival_int; 182 l_uintptr_t sival_ptr; 183 } l_sigval_t; 184 185 typedef struct l_siginfo { 186 l_int lsi_signo; 187 l_int lsi_errno; 188 l_int lsi_code; 189 union { 190 l_int _pad[LINUX_SI_PAD_SIZE]; 191 192 struct { 193 l_pid_t _pid; 194 l_uid_t _uid; 195 } _kill; 196 197 struct { 198 l_timer_t _tid; 199 l_int _overrun; 200 char _pad[sizeof(l_uid_t) - sizeof(int)]; 201 union l_sigval _sigval; 202 l_uint _sys_private; 203 } _timer; 204 205 struct { 206 l_pid_t _pid; /* sender's pid */ 207 l_uid_t _uid; /* sender's uid */ 208 union l_sigval _sigval; 209 } _rt; 210 211 struct { 212 l_pid_t _pid; /* which child */ 213 l_uid_t _uid; /* sender's uid */ 214 l_int _status; /* exit code */ 215 l_clock_t _utime; 216 l_clock_t _stime; 217 } _sigchld; 218 219 struct { 220 l_uintptr_t _addr; /* Faulting insn/memory ref. */ 221 } _sigfault; 222 223 struct { 224 l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */ 225 l_int _fd; 226 } _sigpoll; 227 } _sifields; 228 } l_siginfo_t; 229 230 #define lsi_pid _sifields._kill._pid 231 #define lsi_uid _sifields._kill._uid 232 #define lsi_tid _sifields._timer._tid 233 #define lsi_overrun _sifields._timer._overrun 234 #define lsi_sys_private _sifields._timer._sys_private 235 #define lsi_status _sifields._sigchld._status 236 #define lsi_utime _sifields._sigchld._utime 237 #define lsi_stime _sifields._sigchld._stime 238 #define lsi_value _sifields._rt._sigval 239 #define lsi_int _sifields._rt._sigval.sival_int 240 #define lsi_ptr _sifields._rt._sigval.sival_ptr 241 #define lsi_addr _sifields._sigfault._addr 242 #define lsi_band _sifields._sigpoll._band 243 #define lsi_fd _sifields._sigpoll._fd 244 245 union l_semun { 246 l_int val; 247 l_uintptr_t buf; 248 l_uintptr_t array; 249 l_uintptr_t __buf; 250 l_uintptr_t __pad; 251 }; 252 253 struct l_ifmap { 254 l_ulong mem_start; 255 l_ulong mem_end; 256 l_ushort base_addr; 257 u_char irq; 258 u_char dma; 259 u_char port; 260 } __packed; 261 262 struct l_ifreq { 263 union { 264 char ifrn_name[LINUX_IFNAMSIZ]; 265 } ifr_ifrn; 266 267 union { 268 struct l_sockaddr ifru_addr; 269 struct l_sockaddr ifru_dstaddr; 270 struct l_sockaddr ifru_broadaddr; 271 struct l_sockaddr ifru_netmask; 272 struct l_sockaddr ifru_hwaddr; 273 l_short ifru_flags[1]; 274 l_int ifru_ivalue; 275 l_int ifru_mtu; 276 struct l_ifmap ifru_map; 277 char ifru_slave[LINUX_IFNAMSIZ]; 278 l_uintptr_t ifru_data; 279 } ifr_ifru; 280 } __packed; 281 282 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 283 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 284 #define ifr_ifindex ifr_ifru.ifru_ivalue /* Interface index */ 285 286 #define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) 287 288 /* robust futexes */ 289 struct linux_robust_list { 290 l_uintptr_t next; 291 }; 292 293 struct linux_robust_list_head { 294 struct linux_robust_list list; 295 l_long futex_offset; 296 l_uintptr_t pending_list; 297 }; 298 299 #endif /* _ARM64_LINUX_H_ */ 300