| /* |
| Copyright (c) 2015, Synopsys, Inc. All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are met: |
| |
| 1) Redistributions of source code must retain the above copyright notice, |
| this list of conditions and the following disclaimer. |
| |
| 2) Redistributions in binary form must reproduce the above copyright notice, |
| this list of conditions and the following disclaimer in the documentation |
| and/or other materials provided with the distribution. |
| |
| 3) Neither the name of the Synopsys, Inc., nor the names of its contributors |
| may be used to endorse or promote products derived from this software |
| without specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef _ASM_ARC_UNISTD_H |
| #define _ASM_ARC_UNISTD_H |
| |
| #include <stdint.h> |
| |
| #ifndef __ASSEMBLY__ |
| /* This file contains the system call numbers. Not all are implemented in nSIM |
| hostlink. Numbers correspond to the old ARCLinux syscalls, but during |
| upstreaming of ARC Linux, those numbers has been changed, hence today ARC |
| Linux and nSIM hostlink use different system call numbers. */ |
| |
| #define SYS_exit 1 |
| #define SYS__exit SYS_exit |
| #define SYS_fork 2 |
| #define SYS_read 3 |
| #define SYS_write 4 |
| #define SYS_open 5 |
| #define SYS_close 6 |
| #define SYS_waitpid 7 |
| #define SYS_creat 8 |
| #define SYS_link 9 |
| #define SYS_unlink 10 |
| #define SYS_execve 11 |
| #define SYS_chdir 12 |
| #define SYS_time 13 |
| #define SYS_mknod 14 |
| #define SYS_chmod 15 |
| #define SYS_chown 16 |
| #define SYS_break 17 |
| #define SYS_oldstat 18 |
| #define SYS_lseek 19 |
| #define SYS_getpid 20 |
| #define SYS_mount 21 |
| #define SYS_umount 22 |
| #define SYS_setuid 23 |
| #define SYS_getuid 24 |
| #define SYS_stime 25 |
| #define SYS_ptrace 26 |
| #define SYS_alarm 27 |
| #define SYS_oldfstat 28 |
| #define SYS_pause 29 |
| #define SYS_utime 30 |
| #define SYS_stty 31 |
| #define SYS_gtty 32 |
| #define SYS_access 33 |
| #define SYS_nice 34 |
| #define SYS_ftime 35 |
| #define SYS_sync 36 |
| #define SYS_kill 37 |
| #define SYS_rename 38 |
| #define SYS_mkdir 39 |
| #define SYS_rmdir 40 |
| #define SYS_dup 41 |
| #define SYS_pipe 42 |
| #define SYS_times 43 |
| #define SYS_prof 44 |
| #define SYS_brk 45 |
| #define SYS_setgid 46 |
| #define SYS_getgid 47 |
| #define SYS_signal 48 |
| #define SYS_geteuid 49 |
| #define SYS_getegid 50 |
| #define SYS_acct 51 |
| #define SYS_umount2 52 |
| #define SYS_lock 53 |
| #define SYS_ioctl 54 |
| #define SYS_fcntl 55 |
| #define SYS_mpx 56 |
| #define SYS_setpgid 57 |
| #define SYS_ulimit 58 |
| #define SYS_oldolduname 59 |
| #define SYS_umask 60 |
| #define SYS_chroot 61 |
| #define SYS_ustat 62 |
| #define SYS_dup2 63 |
| #define SYS_getppid 64 |
| #define SYS_getpgrp 65 |
| #define SYS_setsid 66 |
| #define SYS_sigaction 67 |
| #define SYS_sgetmask 68 |
| #define SYS_ssetmask 69 |
| #define SYS_setreuid 70 |
| #define SYS_setregid 71 |
| #define SYS_sigsuspend 72 |
| #define SYS_sigpending 73 |
| #define SYS_sethostname 74 |
| #define SYS_setrlimit 75 |
| #define SYS_old_getrlimit 76 |
| #define SYS_getrusage 77 |
| #define SYS_gettimeofday 78 |
| #define SYS_settimeofday 79 |
| #define SYS_getgroups 80 |
| #define SYS_setgroups 81 |
| #define SYS_select 82 |
| #define SYS_symlink 83 |
| #define SYS_oldlstat 84 |
| #define SYS_readlink 85 |
| #define SYS_uselib 86 |
| #define SYS_swapon 87 |
| #define SYS_reboot 88 |
| #define SYS_readdir 89 |
| #define SYS_mmap 90 |
| #define SYS_munmap 91 |
| #define SYS_truncate 92 |
| #define SYS_ftruncate 93 |
| #define SYS_fchmod 94 |
| #define SYS_fchown 95 |
| #define SYS_getpriority 96 |
| #define SYS_setpriority 97 |
| #define SYS_profil 98 |
| #define SYS_statfs 99 |
| #define SYS_fstatfs 100 |
| #define SYS_ioperm 101 |
| #define SYS_socketcall 102 |
| #define SYS_syslog 103 |
| #define SYS_setitimer 104 |
| #define SYS_getitimer 105 |
| #define SYS_stat 106 |
| #define SYS_lstat 107 |
| #define SYS_fstat 108 |
| #define SYS_olduname 109 |
| #define SYS_iopl 110 /* not supported */ |
| #define SYS_vhangup 111 |
| #define SYS_idle 112 /* Obsolete */ |
| #define SYS_vm86 113 /* not supported */ |
| #define SYS_wait4 114 |
| #define SYS_swapoff 115 |
| #define SYS_sysinfo 116 |
| #define SYS_ipc 117 |
| #define SYS_fsync 118 |
| #define SYS_sigreturn 119 |
| #define SYS_clone 120 |
| #define SYS_setdomainname 121 |
| #define SYS_uname 122 |
| #define SYS_cacheflush 123 |
| #define SYS_adjtimex 124 |
| #define SYS_mprotect 125 |
| #define SYS_sigprocmask 126 |
| #define SYS_create_module 127 |
| #define SYS_init_module 128 |
| #define SYS_delete_module 129 |
| #define SYS_get_kernel_syms 130 |
| #define SYS_quotactl 131 |
| #define SYS_getpgid 132 |
| #define SYS_fchdir 133 |
| #define SYS_bdflush 134 |
| #define SYS_sysfs 135 |
| #define SYS_personality 136 |
| #define SYS_afs_syscall 137 /* Syscall for Andrew File System */ |
| #define SYS_setfsuid 138 |
| #define SYS_setfsgid 139 |
| #define SYS__llseek 140 |
| #define SYS_getdents 141 |
| #define SYS__newselect 142 |
| #define SYS_flock 143 |
| #define SYS_msync 144 |
| #define SYS_readv 145 |
| #define SYS_writev 146 |
| #define SYS_getsid 147 |
| #define SYS_fdatasync 148 |
| #define SYS__sysctl 149 |
| #define SYS_mlock 150 |
| #define SYS_munlock 151 |
| #define SYS_mlockall 152 |
| #define SYS_munlockall 153 |
| #define SYS_sched_setparam 154 |
| #define SYS_sched_getparam 155 |
| #define SYS_sched_setscheduler 156 |
| #define SYS_sched_getscheduler 157 |
| #define SYS_sched_yield 158 |
| #define SYS_sched_get_priority_max 159 |
| #define SYS_sched_get_priority_min 160 |
| #define SYS_sched_rr_get_interval 161 |
| #define SYS_nanosleep 162 |
| #define SYS_mremap 163 |
| #define SYS_setresuid 164 |
| #define SYS_getresuid 165 |
| #define SYS_query_module 167 |
| #define SYS_poll 168 |
| #define SYS_nfsservctl 169 |
| #define SYS_setresgid 170 |
| #define SYS_getresgid 171 |
| #define SYS_prctl 172 |
| #define SYS_rt_sigreturn 173 |
| #define SYS_rt_sigaction 174 |
| #define SYS_rt_sigprocmask 175 |
| #define SYS_rt_sigpending 176 |
| #define SYS_rt_sigtimedwait 177 |
| #define SYS_rt_sigqueueinfo 178 |
| #define SYS_rt_sigsuspend 179 |
| #define SYS_pread 180 |
| #define SYS_pwrite 181 |
| #define SYS_lchown 182 |
| #define SYS_getcwd 183 |
| #define SYS_capget 184 |
| #define SYS_capset 185 |
| #define SYS_sigaltstack 186 |
| #define SYS_sendfile 187 |
| #define SYS_getpmsg 188 /* some people actually want streams */ |
| #define SYS_putpmsg 189 /* some people actually want streams */ |
| #define SYS_vfork 190 |
| #define SYS_getrlimit 191 |
| #define SYS_mmap2 192 |
| #define SYS_truncate64 193 |
| #define SYS_ftruncate64 194 |
| #define SYS_stat64 195 |
| #define SYS_lstat64 196 |
| #define SYS_fstat64 197 |
| #define SYS_chown32 198 |
| #define SYS_getuid32 199 |
| #define SYS_getgid32 200 |
| #define SYS_geteuid32 201 |
| #define SYS_getegid32 202 |
| #define SYS_setreuid32 203 |
| #define SYS_setregid32 204 |
| #define SYS_getgroups32 205 |
| #define SYS_setgroups32 206 |
| #define SYS_fchown32 207 |
| #define SYS_setresuid32 208 |
| #define SYS_getresuid32 209 |
| #define SYS_setresgid32 210 |
| #define SYS_getresgid32 211 |
| #define SYS_lchown32 212 |
| #define SYS_setuid32 213 |
| #define SYS_setgid32 214 |
| #define SYS_setfsuid32 215 |
| #define SYS_setfsgid32 216 |
| #define SYS_pivot_root 217 |
| #define SYS_getdents64 220 |
| #define SYS_fcntl64 221 |
| #define SYS_gettid 224 |
| |
| #endif /* ! __ASSEMBLY__ */ |
| |
| #ifdef __ARC700__ |
| #define SYSCALL \ |
| "trap0 \n\t" |
| #else |
| #define SYSCALL \ |
| "swi \n\t"\ |
| "nop \n\t"\ |
| "nop \n\t" |
| #endif /* __ARC700__ */ |
| |
| /* There are two variants of macroses here: |
| - _syscall is a complete function definition of system call |
| - _naked_syscall only invokes system call and can be inserted into other |
| functions. This macro is defined only for those syscall<N>, where it is |
| actually used. */ |
| |
| #define _syscall0(type, name) \ |
| type _##name () \ |
| { \ |
| long __res; \ |
| __asm__ __volatile__ ("mov r8, %1\n\t" \ |
| SYSCALL \ |
| "mov %0, r0" \ |
| : "=r" (__res) \ |
| : "i" (SYS_##name) \ |
| : "cc", "r0", "r8"); \ |
| if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
| errno = -__res; \ |
| __res = -1; \ |
| } \ |
| return (type)__res; \ |
| } |
| |
| #define _syscall1(type, name, atype, a) \ |
| type _##name (atype a) \ |
| { \ |
| long __res; \ |
| __asm__ __volatile__ ("mov r0, %2\n\t" \ |
| "mov r8, %1\n\t" \ |
| SYSCALL \ |
| "mov %0, r0" \ |
| : "=r" (__res) \ |
| : "i" (SYS_##name), \ |
| "r" ((long)a) \ |
| : "cc", "r0", "r8"); \ |
| if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
| errno = -__res; \ |
| __res = -1; \ |
| } \ |
| return (type)__res; \ |
| } |
| |
| #define _naked_syscall2(__res, name, a, b) \ |
| __asm__ __volatile__ ("mov r1, %3\n\t" \ |
| "mov r0, %2\n\t" \ |
| "mov r8, %1\n\t" \ |
| SYSCALL \ |
| "mov %0, r0" \ |
| : "=r" (__res) \ |
| : "i" (SYS_##name), \ |
| "r" ((long)a), \ |
| "r" ((long)b) \ |
| : "cc", "r0", "r1", "r8"); \ |
| if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
| errno = -__res; \ |
| __res = -1; \ |
| } |
| |
| #define _syscall2(type, name, atype, a, btype, b) \ |
| type _##name (atype a, btype b) \ |
| { \ |
| long __res; \ |
| _naked_syscall2 (__res, name, a, b) \ |
| return (type)__res; \ |
| } |
| |
| #define _naked_syscall3(__res, name, a, b, c) \ |
| __asm__ __volatile__ ( \ |
| "mov r2, %4\n\t" \ |
| "mov r1, %3\n\t" \ |
| "mov r0, %2\n\t" \ |
| "mov r8, %1\n\t" \ |
| SYSCALL \ |
| "mov %0, r0" \ |
| : "=r" (__res) \ |
| : "i" (SYS_##name), \ |
| "r" ((long)a), \ |
| "r" ((long)b), \ |
| "r" ((long)c) \ |
| : "cc", "r0", "r1", "r2", "r8"); \ |
| if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
| errno = -__res; \ |
| __res = -1; \ |
| } |
| |
| #define _syscall3(type,name,atype,a,btype,b,ctype,c) \ |
| type _##name (atype a, btype b, ctype c) \ |
| { \ |
| long __res; \ |
| _naked_syscall3 (__res, name, a, b, c) \ |
| return (type)__res; \ |
| } |
| |
| #define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \ |
| type _##name (atype a, btype b, ctype c, dtype d) \ |
| { \ |
| long __res; \ |
| __asm__ __volatile__ ( \ |
| "mov r3, %5\n\t" \ |
| "mov r2, %4\n\t" \ |
| "mov r1, %3\n\t" \ |
| "mov r0, %2\n\t" \ |
| "mov r8, %1\n\t" \ |
| SYSCALL \ |
| "mov %0, r0" \ |
| : "=r" (__res) \ |
| : "i" (SYS_##name), \ |
| "r" ((long)a), \ |
| "r" ((long)b), \ |
| "r" ((long)c), \ |
| "r" ((long)d) \ |
| : "cc", "r0", "r1", "r2", "r3", "r8"); \ |
| if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
| errno = -__res; \ |
| __res = -1; \ |
| } \ |
| return (type)__res; \ |
| } |
| |
| #define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, \ |
| etype, e) \ |
| type _##name (atype a, btype b, ctype c, dtype d, etype e) \ |
| { \ |
| long __res; \ |
| __asm__ __volatile__ ( \ |
| "mov r4, %6\n\t" \ |
| "mov r3, %5\n\t" \ |
| "mov r2, %4\n\t" \ |
| "mov r1, %3\n\t" \ |
| "mov r0, %2\n\t" \ |
| "mov r8, %1\n\t" \ |
| SYSCALL \ |
| "mov %0, r0" \ |
| : "=r" (__res) \ |
| : "i" (SYS_##name), \ |
| "r" ((long)a), \ |
| "r" ((long)b), \ |
| "r" ((long)c), \ |
| "r" ((long)d), \ |
| "r" ((long)e) \ |
| : "cc", "r0", "r1", "r2", "r3", "r4", "r8"); \ |
| if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ |
| errno = -__res; \ |
| __res = -1; \ |
| } \ |
| return (type)__res; \ |
| } |
| |
| /* open() flags that are used by nSIM hostlink. See comment for _open() |
| implementation in nsim-syscalls.c. */ |
| #define ARC_LINUX_RDONLY 0 |
| #define ARC_LINUX_WRONLY 1 |
| #define ARC_LINUX_RDWR 2 |
| #define ARC_LINUX_CREAT 0x0040 |
| #define ARC_LINUX_APPEND 0x0400 |
| #define ARC_LINUX_TRUNC 0x0200 |
| #define ARC_LINUX_EXCL 0x0080 |
| |
| /* stat structure as defined in nSIM hostlink. */ |
| struct nsim_stat { |
| uint16_t dev; |
| uint16_t __pad1; |
| uint32_t ino; |
| uint16_t mode; |
| uint16_t nlink; |
| uint16_t uid; |
| uint16_t gid; |
| uint16_t rdev; |
| uint16_t __pad2; |
| uint32_t size; |
| uint32_t blksize; |
| uint32_t blocks; |
| uint32_t atime; |
| uint32_t __unused1; |
| uint32_t mtime; |
| uint32_t __unused2; |
| uint32_t ctime; |
| uint32_t __unused3; |
| uint32_t __unused4; |
| uint32_t __unused5; |
| }; |
| |
| #endif /* _ASM_ARC_UNISTD_H */ |
