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 /* sigprocmask actions */ 162 #define LINUX_SIG_BLOCK 0 163 #define LINUX_SIG_UNBLOCK 1 164 #define LINUX_SIG_SETMASK 2 165 166 typedef void (*l_handler_t)(l_int); 167 168 typedef struct { 169 l_handler_t lsa_handler; 170 l_ulong lsa_flags; 171 l_uintptr_t lsa_restorer; 172 l_sigset_t lsa_mask; 173 } l_sigaction_t; /* XXX */ 174 175 typedef struct { 176 l_uintptr_t ss_sp; 177 l_int ss_flags; 178 l_size_t ss_size; 179 } l_stack_t; 180 181 union l_semun { 182 l_int val; 183 l_uintptr_t buf; 184 l_uintptr_t array; 185 l_uintptr_t __buf; 186 l_uintptr_t __pad; 187 }; 188 189 struct l_ifmap { 190 l_ulong mem_start; 191 l_ulong mem_end; 192 l_ushort base_addr; 193 u_char irq; 194 u_char dma; 195 u_char port; 196 /* 3 bytes spare*/ 197 }; 198 199 struct l_ifreq { 200 union { 201 char ifrn_name[LINUX_IFNAMSIZ]; 202 } ifr_ifrn; 203 204 union { 205 struct l_sockaddr ifru_addr; 206 struct l_sockaddr ifru_dstaddr; 207 struct l_sockaddr ifru_broadaddr; 208 struct l_sockaddr ifru_netmask; 209 struct l_sockaddr ifru_hwaddr; 210 l_short ifru_flags[1]; 211 l_int ifru_ivalue; 212 l_int ifru_mtu; 213 struct l_ifmap ifru_map; 214 char ifru_slave[LINUX_IFNAMSIZ]; 215 l_uintptr_t ifru_data; 216 } ifr_ifru; 217 }; 218 219 #define ifr_name ifr_ifrn.ifrn_name /* Interface name */ 220 #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ 221 #define ifr_ifindex ifr_ifru.ifru_ivalue /* Interface index */ 222 223 #define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) 224 225 /* robust futexes */ 226 struct linux_robust_list { 227 l_uintptr_t next; 228 }; 229 230 struct linux_robust_list_head { 231 struct linux_robust_list list; 232 l_long futex_offset; 233 l_uintptr_t pending_list; 234 }; 235 236 struct linux_pt_regset { 237 l_ulong x[31]; 238 l_ulong sp; 239 l_ulong pc; 240 l_ulong cpsr; 241 }; 242 243 struct reg; 244 struct syscall_info; 245 246 void bsd_to_linux_regset(const struct reg *b_reg, 247 struct linux_pt_regset *l_regset); 248 void linux_to_bsd_regset(struct reg *b_reg, 249 const struct linux_pt_regset *l_regset); 250 void linux_ptrace_get_syscall_info_machdep(const struct reg *reg, 251 struct syscall_info *si); 252 int linux_ptrace_getregs_machdep(struct thread *td, pid_t pid, 253 struct linux_pt_regset *l_regset); 254 255 #endif /* _ARM64_LINUX_H_ */ 256