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 /* Count of used aux entry types. 85 * Keep this synchronized with 86 * linux_copyout_auxargs() code. 87 */ 88 89 struct l___sysctl_args 90 { 91 l_uintptr_t name; 92 l_int nlen; 93 l_uintptr_t oldval; 94 l_uintptr_t oldlenp; 95 l_uintptr_t newval; 96 l_uintptr_t newlen; 97 l_ulong __spare[4]; 98 }; 99 100 /* Resource limits */ 101 #define LINUX_RLIMIT_CPU 0 102 #define LINUX_RLIMIT_FSIZE 1 103 #define LINUX_RLIMIT_DATA 2 104 #define LINUX_RLIMIT_STACK 3 105 #define LINUX_RLIMIT_CORE 4 106 #define LINUX_RLIMIT_RSS 5 107 #define LINUX_RLIMIT_NPROC 6 108 #define LINUX_RLIMIT_NOFILE 7 109 #define LINUX_RLIMIT_MEMLOCK 8 110 #define LINUX_RLIMIT_AS 9 /* Address space limit */ 111 112 #define LINUX_RLIM_NLIMITS 10 113 114 struct l_rlimit { 115 l_ulong rlim_cur; 116 l_ulong rlim_max; 117 }; 118 119 /* stat family of syscalls */ 120 struct l_timespec { 121 l_time_t tv_sec; 122 l_long tv_nsec; 123 }; 124 125 #define LINUX_O_DIRECTORY 000040000 /* Must be a directory */ 126 #define LINUX_O_NOFOLLOW 000100000 /* Do not follow links */ 127 #define LINUX_O_DIRECT 000200000 /* Direct disk access hint */ 128 #define LINUX_O_LARGEFILE 000400000 129 130 struct l_newstat { 131 l_dev_t st_dev; 132 l_ino_t st_ino; 133 l_uint st_mode; 134 l_uint st_nlink; 135 136 l_uid_t st_uid; 137 l_gid_t st_gid; 138 139 l_dev_t st_rdev; 140 l_ulong __st_pad1; 141 l_off_t st_size; 142 l_int st_blksize; 143 l_int __st_pad2; 144 l_long st_blocks; 145 146 struct l_timespec st_atim; 147 struct l_timespec st_mtim; 148 struct l_timespec st_ctim; 149 l_uint __unused1; 150 l_uint __unused2; 151 }; 152 153 /* sigaction flags */ 154 #define LINUX_SA_NOCLDSTOP 0x00000001 155 #define LINUX_SA_NOCLDWAIT 0x00000002 156 #define LINUX_SA_SIGINFO 0x00000004 157 #define LINUX_SA_RESTORER 0x04000000 158 #define LINUX_SA_ONSTACK 0x08000000 159 #define LINUX_SA_RESTART 0x10000000 160 #define LINUX_SA_INTERRUPT 0x20000000 /* XXX */ 161 #define LINUX_SA_NOMASK 0x40000000 /* SA_NODEFER */ 162 #define LINUX_SA_ONESHOT 0x80000000 /* SA_RESETHAND */ 163 164 typedef void (*l_handler_t)(l_int); 165 166 typedef struct { 167 l_handler_t lsa_handler; 168 l_ulong lsa_flags; 169 l_uintptr_t lsa_restorer; 170 l_sigset_t lsa_mask; 171 } l_sigaction_t; /* XXX */ 172 173 typedef struct { 174 l_uintptr_t ss_sp; 175 l_int ss_flags; 176 l_size_t ss_size; 177 } l_stack_t; 178 179 union l_semun { 180 l_int val; 181 l_uintptr_t buf; 182 l_uintptr_t array; 183 l_uintptr_t __buf; 184 l_uintptr_t __pad; 185 }; 186 187 #define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r)) 188 189 struct linux_pt_regset { 190 l_ulong x[31]; 191 l_ulong sp; 192 l_ulong pc; 193 l_ulong cpsr; 194 }; 195 196 #ifdef _KERNEL 197 struct reg; 198 struct syscall_info; 199 200 void bsd_to_linux_regset(const struct reg *b_reg, 201 struct linux_pt_regset *l_regset); 202 void linux_to_bsd_regset(struct reg *b_reg, 203 const struct linux_pt_regset *l_regset); 204 void linux_ptrace_get_syscall_info_machdep(const struct reg *reg, 205 struct syscall_info *si); 206 int linux_ptrace_getregs_machdep(struct thread *td, pid_t pid, 207 struct linux_pt_regset *l_regset); 208 #endif /* _KERNEL */ 209 210 #endif /* _ARM64_LINUX_H_ */ 211