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/* $Id: unistd.h,v 1.1 2005-12-20 11:32:12 jcastillo Exp $ */ #ifndef _SPARC_UNISTD_H #define _SPARC_UNISTD_H /* * System calls under the Sparc. * * Don't be scared by the ugly clobbers, it is the only way I can * think of right now to force the arguments into fixed registers * before the trap into the system call with gcc 'asm' statements. * * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) * * SunOS compatibility based upon preliminary work which is: * * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu) */ #define __NR_setup 0 /* Used only by init, to get system going. */ #define __NR_exit 1 /* Common */ #define __NR_fork 2 /* Common */ #define __NR_read 3 /* Common */ #define __NR_write 4 /* Common */ #define __NR_open 5 /* Common */ #define __NR_close 6 /* Common */ #define __NR_wait4 7 /* Common */ #define __NR_creat 8 /* Common */ #define __NR_link 9 /* Common */ #define __NR_unlink 10 /* Common */ #define __NR_execv 11 /* SunOS Specific */ #define __NR_chdir 12 /* Common */ /* #define __NR_ni_syscall 13 ENOSYS under SunOS */ #define __NR_mknod 14 /* Common */ #define __NR_chmod 15 /* Common */ #define __NR_chown 16 /* Common */ #define __NR_brk 17 /* Common */ /* #define __NR_ni_syscall 18 ENOSYS under SunOS */ #define __NR_lseek 19 /* Common */ #define __NR_getpid 20 /* Common */ /* #define __NR_ni_syscall 21 ENOSYS under SunOS */ /* #define __NR_ni_syscall 22 ENOSYS under SunOS */ #define __NR_setuid 23 /* Implemented via setreuid in SunOS */ #define __NR_getuid 24 /* Common */ /* #define __NR_ni_syscall 25 ENOSYS under SunOS */ #define __NR_ptrace 26 /* Common */ #define __NR_alarm 27 /* Implemented via setitimer in SunOS */ /* #define __NR_ni_syscall 28 ENOSYS under SunOS */ #define __NR_pause 29 /* Is sigblock(0)->sigpause() in SunOS */ #define __NR_utime 30 /* Implemented via utimes() under SunOS */ #define __NR_stty 31 /* Implemented via ioctl() under SunOS */ #define __NR_gtty 32 /* Implemented via ioctl() under SunOS */ #define __NR_access 33 /* Common */ #define __NR_nice 34 /* Implemented via get/setpriority() in SunOS */ #define __NR_ftime 35 /* Implemented via gettimeofday() in SunOS */ #define __NR_sync 36 /* Common */ #define __NR_kill 37 /* Common */ #define __NR_stat 38 /* Common */ /* #define __NR_ni_syscall 39 ENOSYS under SunOS */ #define __NR_lstat 40 /* Common */ #define __NR_dup 41 /* Common */ #define __NR_pipe 42 /* Common */ #define __NR_times 43 /* Implemented via getrusage() in SunOS */ #define __NR_profil 44 /* Common */ /* #define __NR_ni_syscall 45 ENOSYS under SunOS */ #define __NR_setgid 46 /* Implemented via setregid() in SunOS */ #define __NR_getgid 47 /* Common */ #define __NR_signal 48 /* Implemented via sigvec() in SunOS */ #define __NR_geteuid 49 /* SunOS calls getuid() */ #define __NR_getegid 50 /* SunOS calls getgid() */ #define __NR_acct 51 /* Common */ /* #define __NR_ni_syscall 52 ENOSYS under SunOS */ #define __NR_mctl 53 /* SunOS specific */ #define __NR_ioctl 54 /* Common */ #define __NR_reboot 55 /* Common */ /* #define __NR_ni_syscall 56 ENOSYS under SunOS */ #define __NR_symlink 57 /* Common */ #define __NR_readlink 58 /* Common */ #define __NR_execve 59 /* Common */ #define __NR_umask 60 /* Common */ #define __NR_chroot 61 /* Common */ #define __NR_fstat 62 /* Common */ /* #define __NR_ni_syscall 63 ENOSYS under SunOS */ #define __NR_getpagesize 64 /* Common */ #define __NR_msync 65 /* Common in newer 1.3.x revs... */ /* #define __NR_ni_syscall 66 ENOSYS under SunOS */ /* #define __NR_ni_syscall 67 ENOSYS under SunOS */ /* #define __NR_ni_syscall 68 ENOSYS under SunOS */ #define __NR_sbrk 69 /* SunOS Specific */ #define __NR_sstk 70 /* SunOS Specific */ #define __NR_mmap 71 /* Common */ #define __NR_vadvise 72 /* SunOS Specific */ #define __NR_munmap 73 /* Common */ #define __NR_mprotect 74 /* Common */ #define __NR_madvise 75 /* SunOS Specific */ #define __NR_vhangup 76 /* Common */ /* #define __NR_ni_syscall 77 ENOSYS under SunOS */ #define __NR_mincore 78 /* SunOS Specific */ #define __NR_getgroups 79 /* Common */ #define __NR_setgroups 80 /* Common */ #define __NR_getpgrp 81 /* Common */ #define __NR_setpgrp 82 /* setpgid, same difference... */ #define __NR_setitimer 83 /* Common */ /* #define __NR_ni_syscall 84 ENOSYS under SunOS */ #define __NR_swapon 85 /* Common */ #define __NR_getitimer 86 /* Common */ #define __NR_gethostname 87 /* SunOS Specific */ #define __NR_sethostname 88 /* Common */ #define __NR_getdtablesize 89 /* SunOS Specific */ #define __NR_dup2 90 /* Common */ #define __NR_getdopt 91 /* SunOS Specific */ #define __NR_fcntl 92 /* Common */ #define __NR_select 93 /* Common */ #define __NR_setdopt 94 /* SunOS Specific */ #define __NR_fsync 95 /* Common */ #define __NR_setpriority 96 /* Common */ #define __NR_socket 97 /* SunOS Specific */ #define __NR_connect 98 /* SunOS Specific */ #define __NR_accept 99 /* SunOS Specific */ #define __NR_getpriority 100 /* Common */ #define __NR_send 101 /* SunOS Specific */ #define __NR_recv 102 /* SunOS Specific */ /* #define __NR_ni_syscall 103 ENOSYS under SunOS */ #define __NR_bind 104 /* SunOS Specific */ #define __NR_setsockopt 105 /* SunOS Specific */ #define __NR_listen 106 /* SunOS Specific */ /* #define __NR_ni_syscall 107 ENOSYS under SunOS */ #define __NR_sigvec 108 /* SunOS Specific */ #define __NR_sigblock 109 /* SunOS Specific */ #define __NR_sigsetmask 110 /* SunOS Specific */ #define __NR_sigpause 111 /* SunOS Specific */ #define __NR_sigstack 112 /* SunOS Specific */ #define __NR_recvmsg 113 /* SunOS Specific */ #define __NR_sendmsg 114 /* SunOS Specific */ #define __NR_vtrace 115 /* SunOS Specific */ #define __NR_gettimeofday 116 /* Common */ #define __NR_getrusage 117 /* Common */ #define __NR_getsockopt 118 /* SunOS Specific */ /* #define __NR_ni_syscall 119 ENOSYS under SunOS */ #define __NR_readv 120 /* Common */ #define __NR_writev 121 /* Common */ #define __NR_settimeofday 122 /* Common */ #define __NR_fchown 123 /* Common */ #define __NR_fchmod 124 /* Common */ #define __NR_recvfrom 125 /* SunOS Specific */ #define __NR_setreuid 126 /* Common */ #define __NR_setregid 127 /* Common */ #define __NR_rename 128 /* Common */ #define __NR_truncate 129 /* Common */ #define __NR_ftruncate 130 /* Common */ #define __NR_flock 131 /* Common */ /* #define __NR_ni_syscall 132 ENOSYS under SunOS */ #define __NR_sendto 133 /* SunOS Specific */ #define __NR_shutdown 134 /* SunOS Specific */ #define __NR_socketpair 135 /* SunOS Specific */ #define __NR_mkdir 136 /* Common */ #define __NR_rmdir 137 /* Common */ #define __NR_utimes 138 /* SunOS Specific */ /* #define __NR_ni_syscall 139 ENOSYS under SunOS */ #define __NR_adjtime 140 /* SunOS Specific */ #define __NR_getpeername 141 /* SunOS Specific */ #define __NR_gethostid 142 /* SunOS Specific */ /* #define __NR_ni_syscall 143 ENOSYS under SunOS */ #define __NR_getrlimit 144 /* Common */ #define __NR_setrlimit 145 /* Common */ #define __NR_killpg 146 /* SunOS Specific */ /* #define __NR_ni_syscall 147 ENOSYS under SunOS */ /* #define __NR_ni_syscall 148 ENOSYS under SunOS */ /* #define __NR_ni_syscall 149 ENOSYS under SunOS */ #define __NR_getsockname 150 /* SunOS Specific */ #define __NR_getmsg 151 /* SunOS Specific */ #define __NR_putmsg 152 /* SunOS Specific */ #define __NR_poll 153 /* SunOS Specific */ /* #define __NR_ni_syscall 154 ENOSYS under SunOS */ #define __NR_nfssvc 155 /* SunOS Specific */ #define __NR_getdirentries 156 /* SunOS Specific */ #define __NR_statfs 157 /* Common */ #define __NR_fstatfs 158 /* Common */ #define __NR_umount 159 /* Common */ #define __NR_async_daemon 160 /* SunOS Specific */ #define __NR_getfh 161 /* SunOS Specific */ #define __NR_getdomainname 162 /* SunOS Specific */ #define __NR_setdomainname 163 /* Common */ /* #define __NR_ni_syscall 164 ENOSYS under SunOS */ #define __NR_quotactl 165 /* Common */ #define __NR_exportfs 166 /* SunOS Specific */ #define __NR_mount 167 /* Common */ #define __NR_ustat 168 /* Common */ #define __NR_semsys 169 /* SunOS Specific */ #define __NR_msgsys 170 /* SunOS Specific */ #define __NR_shmsys 171 /* SunOS Specific */ #define __NR_auditsys 172 /* SunOS Specific */ #define __NR_rfssys 173 /* SunOS Specific */ #define __NR_getdents 174 /* Common */ #define __NR_setsid 175 /* Common */ #define __NR_fchdir 176 /* Common */ #define __NR_fchroot 177 /* SunOS Specific */ #define __NR_vpixsys 178 /* SunOS Specific */ #define __NR_aioread 179 /* SunOS Specific */ #define __NR_aiowrite 180 /* SunOS Specific */ #define __NR_aiowait 181 /* SunOS Specific */ #define __NR_aiocancel 182 /* SunOS Specific */ #define __NR_sigpending 183 /* Common */ /* #define __NR_ni_syscall 184 ENOSYS under SunOS */ #define __NR_setpgid 185 /* Common */ #define __NR_pathconf 186 /* SunOS Specific */ #define __NR_fpathconf 187 /* SunOS Specific */ #define __NR_sysconf 188 /* SunOS Specific */ #define __NR_uname 189 /* Linux Specific */ #define __NR_init_module 190 /* Linux Specific */ #define __NR_personality 191 /* Linux Specific */ #define __NR_prof 192 /* Linux Specific */ #define __NR_break 193 /* Linux Specific */ #define __NR_lock 194 /* Linux Specific */ #define __NR_mpx 195 /* Linux Specific */ #define __NR_ulimit 196 /* Linux Specific */ #define __NR_getppid 197 /* Linux Specific */ #define __NR_sigaction 198 /* Linux Specific */ #define __NR_sgetmask 199 /* Linux Specific */ #define __NR_ssetmask 200 /* Linux Specific */ #define __NR_sigsuspend 201 /* Linux Specific */ #define __NR_oldlstat 202 /* Linux Specific */ #define __NR_uselib 203 /* Linux Specific */ #define __NR_readdir 204 /* Linux Specific */ #define __NR_ioperm 205 /* Linux Specific - i386 specific, unused */ #define __NR_socketcall 206 /* Linux Specific */ #define __NR_syslog 207 /* Linux Specific */ #define __NR_olduname 208 /* Linux Specific */ #define __NR_iopl 209 /* Linux Specific - i386 specific, unused */ #define __NR_idle 210 /* Linux Specific */ #define __NR_vm86 211 /* Linux Specific - i386 specific, unused */ #define __NR_waitpid 212 /* Linux Specific */ #define __NR_swapoff 213 /* Linux Specific */ #define __NR_sysinfo 214 /* Linux Specific */ #define __NR_ipc 215 /* Linux Specific */ #define __NR_sigreturn 216 /* Linux Specific */ #define __NR_clone 217 /* Linux Specific */ #define __NR_modify_ldt 218 /* Linux Specific - i386 specific, unused */ #define __NR_adjtimex 219 /* Linux Specific */ #define __NR_sigprocmask 220 /* Linux Specific */ #define __NR_create_module 221 /* Linux Specific */ #define __NR_delete_module 222 /* Linux Specific */ #define __NR_get_kernel_syms 223 /* Linux Specific */ #define __NR_getpgid 224 /* Linux Specific */ #define __NR_bdflush 225 /* Linux Specific */ #define __NR_sysfs 226 /* Linux Specific */ #define __NR_afs_syscall 227 /* Linux Specific */ #define __NR_setfsuid 228 /* Linux Specific */ #define __NR_setfsgid 229 /* Linux Specific */ #define __NR__newselect 230 /* Linux Specific */ #define __NR_time 231 /* Linux Specific */ #define __NR_oldstat 232 /* Linux Specific */ #define __NR_stime 233 /* Linux Specific */ #define __NR_oldfstat 234 /* Linux Specific */ #define __NR_phys 235 /* Linux Specific */ #define __NR__llseek 236 /* Linux Specific */ #define __NR_mlock 237 #define __NR_munlock 238 #define __NR_mlockall 239 #define __NR_munlockall 240 #define __NR_sched_setparam 241 #define __NR_sched_getparam 242 #define __NR_sched_setscheduler 243 #define __NR_sched_getscheduler 244 #define __NR_sched_yield 245 #define __NR_sched_get_priority_max 246 #define __NR_sched_get_priority_min 247 #define __NR_sched_rr_get_interval 248 #define __NR_nanosleep 249 #define __NR_mremap 250 #define __NR__sysctl 251 #define __NR_getsid 252 #define __NR_fdatasync 253 #define _syscall0(type,name) \ type name(void) \ { \ long __res; \ __asm__ volatile ("or %%g0, %0, %%g1\n\t" \ "t 0x10\n\t" \ "bcc 1f\n\t" \ "or %%g0, %%o0, %0\n\t" \ "sub %%g0, %%o0, %0\n\t" \ "1:\n\t" \ : "=r" (__res)\ : "0" (__NR_##name) \ : "g1", "o0"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall1(type,name,type1,arg1) \ type name(type1 arg1) \ { \ long __res; \ __asm__ volatile ("or %%g0, %0, %%g1\n\t" \ "or %%g0, %1, %%o0\n\t" \ "t 0x10\n\t" \ "bcc 1f\n\t" \ "or %%g0, %%o0, %0\n\t" \ "sub %%g0, %%o0, %0\n\t" \ "1:\n\t" \ : "=r" (__res), "=r" ((long)(arg1)) \ : "0" (__NR_##name),"1" ((long)(arg1)) \ : "g1", "o0"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall2(type,name,type1,arg1,type2,arg2) \ type name(type1 arg1,type2 arg2) \ { \ long __res; \ __asm__ volatile ("or %%g0, %0, %%g1\n\t" \ "or %%g0, %1, %%o0\n\t" \ "or %%g0, %2, %%o1\n\t" \ "t 0x10\n\t" \ "bcc 1f\n\t" \ "or %%g0, %%o0, %0\n\t" \ "sub %%g0,%%o0,%0\n\t" \ "1:\n\t" \ : "=r" (__res), "=r" ((long)(arg1)), "=r" ((long)(arg2)) \ : "0" (__NR_##name),"1" ((long)(arg1)),"2" ((long)(arg2)) \ : "g1", "o0", "o1"); \ if (__res >= 0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ type name(type1 arg1,type2 arg2,type3 arg3) \ { \ long __res; \ __asm__ volatile ("or %%g0, %0, %%g1\n\t" \ "or %%g0, %1, %%o0\n\t" \ "or %%g0, %2, %%o1\n\t" \ "or %%g0, %3, %%o2\n\t" \ "t 0x10\n\t" \ "bcc 1f\n\t" \ "or %%g0, %%o0, %0\n\t" \ "sub %%g0, %%o0, %0\n\t" \ "1:\n\t" \ : "=r" (__res), "=r" ((long)(arg1)), "=r" ((long)(arg2)), \ "=r" ((long)(arg3)) \ : "0" (__NR_##name), "1" ((long)(arg1)), "2" ((long)(arg2)), \ "3" ((long)(arg3)) \ : "g1", "o0", "o1", "o2"); \ if (__res>=0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \ { \ long __res; \ __asm__ volatile ("or %%g0, %0, %%g1\n\t" \ "or %%g0, %1, %%o0\n\t" \ "or %%g0, %2, %%o1\n\t" \ "or %%g0, %3, %%o2\n\t" \ "or %%g0, %4, %%o3\n\t" \ "t 0x10\n\t" \ "bcc 1f\n\t" \ "or %%g0, %%o0, %0\n\t" \ "sub %%g0,%%o0, %0\n\t" \ "1:\n\t" \ : "=r" (__res), "=r" ((long)(arg1)), "=r" ((long)(arg2)), \ "=r" ((long)(arg3)), "=r" ((long)(arg4)) \ : "0" (__NR_##name),"1" ((long)(arg1)),"2" ((long)(arg2)), \ "3" ((long)(arg3)),"4" ((long)(arg4)) \ : "g1", "o0", "o1", "o2", "o3"); \ if (__res>=0) \ return (type) __res; \ errno = -__res; \ return -1; \ } # #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ type5,arg5) \ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ { \ long __res; \ \ __asm__ volatile ("or %%g0, %1, %%o0\n\t" \ "or %%g0, %2, %%o1\n\t" \ "or %%g0, %3, %%o2\n\t" \ "or %%g0, %4, %%o3\n\t" \ "or %%g0, %5, %%o4\n\t" \ "or %%g0, %6, %%g1\n\t" \ "t 0x10\n\t" \ "bcc 1f\n\t" \ "or %%g0, %%o0, %0\n\t" \ "sub %%g0, %%o0, %0\n\t" \ "1:\n\t" \ : "=r" (__res) \ : "0" ((long)(arg1)),"1" ((long)(arg2)), \ "2" ((long)(arg3)),"3" ((long)(arg4)),"4" ((long)(arg5)), \ "i" (__NR_##name) \ : "g1", "o0", "o1", "o2", "o3", "o4"); \ if (__res>=0) \ return (type) __res; \ errno = -__res; \ return -1; \ } #ifdef __KERNEL_SYSCALLS__ /* * we need this inline - forking from kernel space will result * in NO COPY ON WRITE (!!!), until an execve is executed. This * is no problem, but for the stack. This is handled by not letting * main() use the stack at all after fork(). Thus, no function * calls - which means inline code for fork too, as otherwise we * would use the stack upon exit from 'fork()'. * * Actually only pause and fork are needed inline, so that there * won't be any messing with the stack from main(), but we define * some others too. */ #define __NR__exit __NR_exit static inline _syscall0(int,idle) static inline _syscall0(int,fork) static inline _syscall2(int,clone,unsigned long,flags,char *,ksp) static inline _syscall0(int,pause) static inline _syscall0(int,setup) static inline _syscall0(int,sync) static inline _syscall0(pid_t,setsid) static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count) static inline _syscall1(int,dup,int,fd) static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp) static inline _syscall3(int,open,const char *,file,int,flag,int,mode) static inline _syscall1(int,close,int,fd) static inline _syscall1(int,_exit,int,exitcode) static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options) static inline pid_t wait(int * wait_stat) { return waitpid(-1,wait_stat,0); } /* * This is the mechanism for creating a new kernel thread. * * NOTE! Only a kernel-only process(ie the swapper or direct descendants * who haven't done an "execve()") should use this: it will work within * a system call from a "real" process, but the process memory space will * not be free'd until both the parent and the child have exited. */ static inline pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags) { long retval; __asm__ __volatile("mov %4, %%g2\n\t" /* Set aside fn ptr... */ "mov %5, %%g3\n\t" /* and arg. */ "mov %1, %%g1\n\t" "mov %2, %%o0\n\t" /* Clone flags. */ "mov 0, %%o1\n\t" /* usp arg == 0 */ "t 0x10\n\t" /* Linux/Sparc clone(). */ "cmp %%o1, 0\n\t" "be 1f\n\t" /* The parent, just return. */ " nop\n\t" /* Delay slot. */ "jmpl %%g2, %%o7\n\t" /* Call the function. */ " mov %%g3, %%o0\n\t" /* Get back the arg in delay. */ "mov %3, %%g1\n\t" "t 0x10\n\t" /* Linux/Sparc exit(). */ /* Notreached by child. */ "1: mov %%o0, %0\n\t" : "=r" (retval) : "i" (__NR_clone), "r" (flags | CLONE_VM), "i" (__NR_exit), "r" (fn), "r" (arg) : "g1", "g2", "g3", "o0", "o1", "memory"); return retval; } #endif /* __KERNEL_SYSCALLS__ */ /* sysconf options, for SunOS compatibility */ #define _SC_ARG_MAX 1 #define _SC_CHILD_MAX 2 #define _SC_CLK_TCK 3 #define _SC_NGROUPS_MAX 4 #define _SC_OPEN_MAX 5 #define _SC_JOB_CONTROL 6 #define _SC_SAVED_IDS 7 #define _SC_VERSION 8 #endif /* _SPARC_UNISTD_H */