| 1 | /* |
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| 2 | Copyright (c) 2015, Synopsys, Inc. All rights reserved. |
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| 3 | |
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| 4 | Redistribution and use in source and binary forms, with or without |
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| 5 | modification, are permitted provided that the following conditions are met: |
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| 6 | |
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| 7 | 1) Redistributions of source code must retain the above copyright notice, |
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| 8 | this list of conditions and the following disclaimer. |
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| 9 | |
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| 10 | 2) Redistributions in binary form must reproduce the above copyright notice, |
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| 11 | this list of conditions and the following disclaimer in the documentation |
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| 12 | and/or other materials provided with the distribution. |
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| 13 | |
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| 14 | 3) Neither the name of the Synopsys, Inc., nor the names of its contributors |
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| 15 | may be used to endorse or promote products derived from this software |
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| 16 | without specific prior written permission. |
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| 17 | |
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| 18 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 19 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 20 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 21 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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| 22 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 23 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 24 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 25 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 26 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 27 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 28 | POSSIBILITY OF SUCH DAMAGE. |
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| 29 | */ |
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| 30 | |
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| 31 | #ifndef _ASM_ARC_UNISTD_H |
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| 32 | #define _ASM_ARC_UNISTD_H |
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| 33 | |
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| 34 | #include <stdint.h> |
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| 35 | |
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| 36 | #ifndef __ASSEMBLY__ |
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| 37 | /* This file contains the system call numbers. Not all are implemented in nSIM |
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| 38 | hostlink. Numbers correspond to the old ARCLinux syscalls, but during |
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| 39 | upstreaming of ARC Linux, those numbers has been changed, hence today ARC |
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| 40 | Linux and nSIM hostlink use different system call numbers. */ |
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| 41 | |
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| 42 | #define SYS_exit 1 |
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| 43 | #define SYS__exit SYS_exit |
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| 44 | #define SYS_fork 2 |
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| 45 | #define SYS_read 3 |
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| 46 | #define SYS_write 4 |
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| 47 | #define SYS_open 5 |
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| 48 | #define SYS_close 6 |
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| 49 | #define SYS_waitpid 7 |
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| 50 | #define SYS_creat 8 |
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| 51 | #define SYS_link 9 |
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| 52 | #define SYS_unlink 10 |
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| 53 | #define SYS_execve 11 |
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| 54 | #define SYS_chdir 12 |
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| 55 | #define SYS_time 13 |
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| 56 | #define SYS_mknod 14 |
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| 57 | #define SYS_chmod 15 |
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| 58 | #define SYS_chown 16 |
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| 59 | #define SYS_break 17 |
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| 60 | #define SYS_oldstat 18 |
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| 61 | #define SYS_lseek 19 |
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| 62 | #define SYS_getpid 20 |
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| 63 | #define SYS_mount 21 |
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| 64 | #define SYS_umount 22 |
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| 65 | #define SYS_setuid 23 |
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| 66 | #define SYS_getuid 24 |
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| 67 | #define SYS_stime 25 |
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| 68 | #define SYS_ptrace 26 |
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| 69 | #define SYS_alarm 27 |
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| 70 | #define SYS_oldfstat 28 |
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| 71 | #define SYS_pause 29 |
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| 72 | #define SYS_utime 30 |
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| 73 | #define SYS_stty 31 |
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| 74 | #define SYS_gtty 32 |
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| 75 | #define SYS_access 33 |
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| 76 | #define SYS_nice 34 |
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| 77 | #define SYS_ftime 35 |
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| 78 | #define SYS_sync 36 |
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| 79 | #define SYS_kill 37 |
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| 80 | #define SYS_rename 38 |
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| 81 | #define SYS_mkdir 39 |
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| 82 | #define SYS_rmdir 40 |
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| 83 | #define SYS_dup 41 |
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| 84 | #define SYS_pipe 42 |
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| 85 | #define SYS_times 43 |
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| 86 | #define SYS_prof 44 |
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| 87 | #define SYS_brk 45 |
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| 88 | #define SYS_setgid 46 |
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| 89 | #define SYS_getgid 47 |
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| 90 | #define SYS_signal 48 |
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| 91 | #define SYS_geteuid 49 |
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| 92 | #define SYS_getegid 50 |
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| 93 | #define SYS_acct 51 |
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| 94 | #define SYS_umount2 52 |
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| 95 | #define SYS_lock 53 |
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| 96 | #define SYS_ioctl 54 |
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| 97 | #define SYS_fcntl 55 |
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| 98 | #define SYS_mpx 56 |
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| 99 | #define SYS_setpgid 57 |
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| 100 | #define SYS_ulimit 58 |
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| 101 | #define SYS_oldolduname 59 |
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| 102 | #define SYS_umask 60 |
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| 103 | #define SYS_chroot 61 |
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| 104 | #define SYS_ustat 62 |
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| 105 | #define SYS_dup2 63 |
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| 106 | #define SYS_getppid 64 |
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| 107 | #define SYS_getpgrp 65 |
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| 108 | #define SYS_setsid 66 |
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| 109 | #define SYS_sigaction 67 |
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| 110 | #define SYS_sgetmask 68 |
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| 111 | #define SYS_ssetmask 69 |
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| 112 | #define SYS_setreuid 70 |
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| 113 | #define SYS_setregid 71 |
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| 114 | #define SYS_sigsuspend 72 |
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| 115 | #define SYS_sigpending 73 |
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| 116 | #define SYS_sethostname 74 |
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| 117 | #define SYS_setrlimit 75 |
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| 118 | #define SYS_old_getrlimit 76 |
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| 119 | #define SYS_getrusage 77 |
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| 120 | #define SYS_gettimeofday 78 |
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| 121 | #define SYS_settimeofday 79 |
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| 122 | #define SYS_getgroups 80 |
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| 123 | #define SYS_setgroups 81 |
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| 124 | #define SYS_select 82 |
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| 125 | #define SYS_symlink 83 |
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| 126 | #define SYS_oldlstat 84 |
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| 127 | #define SYS_readlink 85 |
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| 128 | #define SYS_uselib 86 |
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| 129 | #define SYS_swapon 87 |
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| 130 | #define SYS_reboot 88 |
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| 131 | #define SYS_readdir 89 |
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| 132 | #define SYS_mmap 90 |
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| 133 | #define SYS_munmap 91 |
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| 134 | #define SYS_truncate 92 |
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| 135 | #define SYS_ftruncate 93 |
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| 136 | #define SYS_fchmod 94 |
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| 137 | #define SYS_fchown 95 |
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| 138 | #define SYS_getpriority 96 |
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| 139 | #define SYS_setpriority 97 |
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| 140 | #define SYS_profil 98 |
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| 141 | #define SYS_statfs 99 |
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| 142 | #define SYS_fstatfs 100 |
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| 143 | #define SYS_ioperm 101 |
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| 144 | #define SYS_socketcall 102 |
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| 145 | #define SYS_syslog 103 |
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| 146 | #define SYS_setitimer 104 |
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| 147 | #define SYS_getitimer 105 |
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| 148 | #define SYS_stat 106 |
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| 149 | #define SYS_lstat 107 |
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| 150 | #define SYS_fstat 108 |
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| 151 | #define SYS_olduname 109 |
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| 152 | #define SYS_iopl 110 /* not supported */ |
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| 153 | #define SYS_vhangup 111 |
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| 154 | #define SYS_idle 112 /* Obsolete */ |
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| 155 | #define SYS_vm86 113 /* not supported */ |
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| 156 | #define SYS_wait4 114 |
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| 157 | #define SYS_swapoff 115 |
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| 158 | #define SYS_sysinfo 116 |
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| 159 | #define SYS_ipc 117 |
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| 160 | #define SYS_fsync 118 |
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| 161 | #define SYS_sigreturn 119 |
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| 162 | #define SYS_clone 120 |
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| 163 | #define SYS_setdomainname 121 |
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| 164 | #define SYS_uname 122 |
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| 165 | #define SYS_cacheflush 123 |
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| 166 | #define SYS_adjtimex 124 |
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| 167 | #define SYS_mprotect 125 |
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| 168 | #define SYS_sigprocmask 126 |
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| 169 | #define SYS_create_module 127 |
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| 170 | #define SYS_init_module 128 |
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| 171 | #define SYS_delete_module 129 |
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| 172 | #define SYS_get_kernel_syms 130 |
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| 173 | #define SYS_quotactl 131 |
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| 174 | #define SYS_getpgid 132 |
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| 175 | #define SYS_fchdir 133 |
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| 176 | #define SYS_bdflush 134 |
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| 177 | #define SYS_sysfs 135 |
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| 178 | #define SYS_personality 136 |
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| 179 | #define SYS_afs_syscall 137 /* Syscall for Andrew File System */ |
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| 180 | #define SYS_setfsuid 138 |
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| 181 | #define SYS_setfsgid 139 |
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| 182 | #define SYS__llseek 140 |
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| 183 | #define SYS_getdents 141 |
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| 184 | #define SYS__newselect 142 |
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| 185 | #define SYS_flock 143 |
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| 186 | #define SYS_msync 144 |
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| 187 | #define SYS_readv 145 |
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| 188 | #define SYS_writev 146 |
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| 189 | #define SYS_getsid 147 |
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| 190 | #define SYS_fdatasync 148 |
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| 191 | #define SYS__sysctl 149 |
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| 192 | #define SYS_mlock 150 |
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| 193 | #define SYS_munlock 151 |
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| 194 | #define SYS_mlockall 152 |
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| 195 | #define SYS_munlockall 153 |
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| 196 | #define SYS_sched_setparam 154 |
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| 197 | #define SYS_sched_getparam 155 |
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| 198 | #define SYS_sched_setscheduler 156 |
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| 199 | #define SYS_sched_getscheduler 157 |
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| 200 | #define SYS_sched_yield 158 |
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| 201 | #define SYS_sched_get_priority_max 159 |
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| 202 | #define SYS_sched_get_priority_min 160 |
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| 203 | #define SYS_sched_rr_get_interval 161 |
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| 204 | #define SYS_nanosleep 162 |
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| 205 | #define SYS_mremap 163 |
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| 206 | #define SYS_setresuid 164 |
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| 207 | #define SYS_getresuid 165 |
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| 208 | #define SYS_query_module 167 |
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| 209 | #define SYS_poll 168 |
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| 210 | #define SYS_nfsservctl 169 |
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| 211 | #define SYS_setresgid 170 |
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| 212 | #define SYS_getresgid 171 |
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| 213 | #define SYS_prctl 172 |
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| 214 | #define SYS_rt_sigreturn 173 |
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| 215 | #define SYS_rt_sigaction 174 |
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| 216 | #define SYS_rt_sigprocmask 175 |
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| 217 | #define SYS_rt_sigpending 176 |
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| 218 | #define SYS_rt_sigtimedwait 177 |
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| 219 | #define SYS_rt_sigqueueinfo 178 |
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| 220 | #define SYS_rt_sigsuspend 179 |
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| 221 | #define SYS_pread 180 |
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| 222 | #define SYS_pwrite 181 |
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| 223 | #define SYS_lchown 182 |
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| 224 | #define SYS_getcwd 183 |
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| 225 | #define SYS_capget 184 |
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| 226 | #define SYS_capset 185 |
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| 227 | #define SYS_sigaltstack 186 |
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| 228 | #define SYS_sendfile 187 |
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| 229 | #define SYS_getpmsg 188 /* some people actually want streams */ |
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| 230 | #define SYS_putpmsg 189 /* some people actually want streams */ |
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| 231 | #define SYS_vfork 190 |
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| 232 | #define SYS_getrlimit 191 |
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| 233 | #define SYS_mmap2 192 |
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| 234 | #define SYS_truncate64 193 |
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| 235 | #define SYS_ftruncate64 194 |
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| 236 | #define SYS_stat64 195 |
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| 237 | #define SYS_lstat64 196 |
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| 238 | #define SYS_fstat64 197 |
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| 239 | #define SYS_chown32 198 |
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| 240 | #define SYS_getuid32 199 |
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| 241 | #define SYS_getgid32 200 |
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| 242 | #define SYS_geteuid32 201 |
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| 243 | #define SYS_getegid32 202 |
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| 244 | #define SYS_setreuid32 203 |
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| 245 | #define SYS_setregid32 204 |
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| 246 | #define SYS_getgroups32 205 |
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| 247 | #define SYS_setgroups32 206 |
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| 248 | #define SYS_fchown32 207 |
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| 249 | #define SYS_setresuid32 208 |
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| 250 | #define SYS_getresuid32 209 |
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| 251 | #define SYS_setresgid32 210 |
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| 252 | #define SYS_getresgid32 211 |
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| 253 | #define SYS_lchown32 212 |
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| 254 | #define SYS_setuid32 213 |
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| 255 | #define SYS_setgid32 214 |
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| 256 | #define SYS_setfsuid32 215 |
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| 257 | #define SYS_setfsgid32 216 |
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| 258 | #define SYS_pivot_root 217 |
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| 259 | #define SYS_getdents64 220 |
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| 260 | #define SYS_fcntl64 221 |
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| 261 | #define SYS_gettid 224 |
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| 262 | |
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| 263 | #endif /* ! __ASSEMBLY__ */ |
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| 264 | |
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| 265 | #ifdef __ARC700__ |
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| 266 | #define SYSCALL \ |
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| 267 | "trap0 \n\t" |
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| 268 | #else |
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| 269 | #define SYSCALL \ |
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| 270 | "swi \n\t"\ |
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| 271 | "nop \n\t"\ |
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| 272 | "nop \n\t" |
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| 273 | #endif /* __ARC700__ */ |
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| 274 | |
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| 275 | /* There are two variants of macroses here: |
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| 276 | - _syscall is a complete function definition of system call |
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| 277 | - _naked_syscall only invokes system call and can be inserted into other |
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| 278 | functions. This macro is defined only for those syscall<N>, where it is |
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| 279 | actually used. */ |
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| 280 | |
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| 281 | #define _syscall0(type, name) \ |
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| 282 | type _##name () \ |
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| 283 | { \ |
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| 284 | long __res; \ |
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| 285 | __asm__ __volatile__ ("mov r8, %1\n\t" \ |
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| 286 | SYSCALL \ |
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| 287 | "mov %0, r0" \ |
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| 288 | : "=r" (__res) \ |
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| 289 | : "i" (SYS_##name) \ |
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| 290 | : "cc", "r0", "r8"); \ |
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| 291 | if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
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| 292 | errno = -__res; \ |
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| 293 | __res = -1; \ |
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| 294 | } \ |
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| 295 | return (type)__res; \ |
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| 296 | } |
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| 297 | |
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| 298 | #define _syscall1(type, name, atype, a) \ |
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| 299 | type _##name (atype a) \ |
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| 300 | { \ |
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| 301 | long __res; \ |
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| 302 | __asm__ __volatile__ ("mov r0, %2\n\t" \ |
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| 303 | "mov r8, %1\n\t" \ |
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| 304 | SYSCALL \ |
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| 305 | "mov %0, r0" \ |
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| 306 | : "=r" (__res) \ |
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| 307 | : "i" (SYS_##name), \ |
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| 308 | "r" ((long)a) \ |
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| 309 | : "cc", "r0", "r8"); \ |
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| 310 | if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
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| 311 | errno = -__res; \ |
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| 312 | __res = -1; \ |
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| 313 | } \ |
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| 314 | return (type)__res; \ |
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| 315 | } |
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| 316 | |
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| 317 | #define _naked_syscall2(__res, name, a, b) \ |
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| 318 | __asm__ __volatile__ ("mov r1, %3\n\t" \ |
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| 319 | "mov r0, %2\n\t" \ |
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| 320 | "mov r8, %1\n\t" \ |
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| 321 | SYSCALL \ |
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| 322 | "mov %0, r0" \ |
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| 323 | : "=r" (__res) \ |
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| 324 | : "i" (SYS_##name), \ |
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| 325 | "r" ((long)a), \ |
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| 326 | "r" ((long)b) \ |
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| 327 | : "cc", "r0", "r1", "r8"); \ |
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| 328 | if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
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| 329 | errno = -__res; \ |
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| 330 | __res = -1; \ |
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| 331 | } |
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| 332 | |
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| 333 | #define _syscall2(type, name, atype, a, btype, b) \ |
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| 334 | type _##name (atype a, btype b) \ |
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| 335 | { \ |
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| 336 | long __res; \ |
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| 337 | _naked_syscall2 (__res, name, a, b) \ |
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| 338 | return (type)__res; \ |
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| 339 | } |
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| 340 | |
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| 341 | #define _naked_syscall3(__res, name, a, b, c) \ |
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| 342 | __asm__ __volatile__ ( \ |
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| 343 | "mov r2, %4\n\t" \ |
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| 344 | "mov r1, %3\n\t" \ |
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| 345 | "mov r0, %2\n\t" \ |
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| 346 | "mov r8, %1\n\t" \ |
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| 347 | SYSCALL \ |
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| 348 | "mov %0, r0" \ |
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| 349 | : "=r" (__res) \ |
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| 350 | : "i" (SYS_##name), \ |
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| 351 | "r" ((long)a), \ |
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| 352 | "r" ((long)b), \ |
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| 353 | "r" ((long)c) \ |
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| 354 | : "cc", "r0", "r1", "r2", "r8"); \ |
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| 355 | if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
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| 356 | errno = -__res; \ |
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| 357 | __res = -1; \ |
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| 358 | } |
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| 359 | |
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| 360 | #define _syscall3(type,name,atype,a,btype,b,ctype,c) \ |
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| 361 | type _##name (atype a, btype b, ctype c) \ |
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| 362 | { \ |
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| 363 | long __res; \ |
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| 364 | _naked_syscall3 (__res, name, a, b, c) \ |
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| 365 | return (type)__res; \ |
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| 366 | } |
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| 367 | |
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| 368 | #define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \ |
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| 369 | type _##name (atype a, btype b, ctype c, dtype d) \ |
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| 370 | { \ |
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| 371 | long __res; \ |
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| 372 | __asm__ __volatile__ ( \ |
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| 373 | "mov r3, %5\n\t" \ |
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| 374 | "mov r2, %4\n\t" \ |
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| 375 | "mov r1, %3\n\t" \ |
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| 376 | "mov r0, %2\n\t" \ |
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| 377 | "mov r8, %1\n\t" \ |
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| 378 | SYSCALL \ |
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| 379 | "mov %0, r0" \ |
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| 380 | : "=r" (__res) \ |
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| 381 | : "i" (SYS_##name), \ |
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| 382 | "r" ((long)a), \ |
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| 383 | "r" ((long)b), \ |
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| 384 | "r" ((long)c), \ |
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| 385 | "r" ((long)d) \ |
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| 386 | : "cc", "r0", "r1", "r2", "r3", "r8"); \ |
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| 387 | if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
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| 388 | errno = -__res; \ |
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| 389 | __res = -1; \ |
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| 390 | } \ |
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| 391 | return (type)__res; \ |
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| 392 | } |
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| 393 | |
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| 394 | #define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, \ |
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| 395 | etype, e) \ |
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| 396 | type _##name (atype a, btype b, ctype c, dtype d, etype e) \ |
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| 397 | { \ |
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| 398 | long __res; \ |
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| 399 | __asm__ __volatile__ ( \ |
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| 400 | "mov r4, %6\n\t" \ |
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| 401 | "mov r3, %5\n\t" \ |
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| 402 | "mov r2, %4\n\t" \ |
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| 403 | "mov r1, %3\n\t" \ |
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| 404 | "mov r0, %2\n\t" \ |
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| 405 | "mov r8, %1\n\t" \ |
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| 406 | SYSCALL \ |
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| 407 | "mov %0, r0" \ |
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| 408 | : "=r" (__res) \ |
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| 409 | : "i" (SYS_##name), \ |
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| 410 | "r" ((long)a), \ |
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| 411 | "r" ((long)b), \ |
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| 412 | "r" ((long)c), \ |
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| 413 | "r" ((long)d), \ |
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| 414 | "r" ((long)e) \ |
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| 415 | : "cc", "r0", "r1", "r2", "r3", "r4", "r8"); \ |
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| 416 | if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
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| 417 | errno = -__res; \ |
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| 418 | __res = -1; \ |
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| 419 | } \ |
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| 420 | return (type)__res; \ |
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| 421 | } |
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| 422 | |
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| 423 | /* open() flags that are used by nSIM hostlink. See comment for _open() |
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| 424 | implementation in nsim-syscalls.c. */ |
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| 425 | #define ARC_LINUX_RDONLY 0 |
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| 426 | #define ARC_LINUX_WRONLY 1 |
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| 427 | #define ARC_LINUX_RDWR 2 |
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| 428 | #define ARC_LINUX_CREAT 0x0040 |
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| 429 | #define ARC_LINUX_APPEND 0x0400 |
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| 430 | #define ARC_LINUX_TRUNC 0x0200 |
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| 431 | #define ARC_LINUX_EXCL 0x0080 |
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| 432 | |
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| 433 | /* stat structure as defined in nSIM hostlink. */ |
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| 434 | struct nsim_stat { |
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| 435 | uint16_t dev; |
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| 436 | uint16_t __pad1; |
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| 437 | uint32_t ino; |
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| 438 | uint16_t mode; |
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| 439 | uint16_t nlink; |
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| 440 | uint16_t uid; |
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| 441 | uint16_t gid; |
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| 442 | uint16_t rdev; |
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| 443 | uint16_t __pad2; |
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| 444 | uint32_t size; |
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| 445 | uint32_t blksize; |
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| 446 | uint32_t blocks; |
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| 447 | uint32_t atime; |
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| 448 | uint32_t __unused1; |
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| 449 | uint32_t mtime; |
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| 450 | uint32_t __unused2; |
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| 451 | uint32_t ctime; |
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| 452 | uint32_t __unused3; |
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| 453 | uint32_t __unused4; |
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| 454 | uint32_t __unused5; |
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| 455 | }; |
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| 456 | |
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| 457 | #endif /* _ASM_ARC_UNISTD_H */ |
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