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/* $Id: unistd.h,v 1.48 1998/10/07 01:27:50 davem 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_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_chown 13 /* Common */
#define __NR_mknod 14 /* Common */
#define __NR_chmod 15 /* Common */
#define __NR_lchown 16 /* Common */
#define __NR_brk 17 /* Common */
/* #define __NR_ni_syscall 18 RESERVED for sparc64 perf-counter syscall */
#define __NR_lseek 19 /* Common */
#define __NR_getpid 20 /* Common */
#define __NR_capget 21 /* Linux Specific */
#define __NR_capset 22 /* Linux Specific */
#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_sigaltstack 28 /* Common */
#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_sendfile 39 /* Linux Specific */
#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_pread 67 /* Linux Specific */
#define __NR_pwrite 68 /* Linux Specific */
#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 /* Common */
#define __NR_connect 98 /* Common */
#define __NR_accept 99 /* Common */
#define __NR_getpriority 100 /* Common */
#define __NR_rt_sigreturn 101 /* Linux Specific */
#define __NR_rt_sigaction 102 /* Linux Specific */
#define __NR_rt_sigprocmask 103 /* Linux Specific */
#define __NR_rt_sigpending 104 /* Linux Specific */
#define __NR_rt_sigtimedwait 105 /* Linux Specific */
#define __NR_rt_sigqueueinfo 106 /* Linux Specific */
#define __NR_rt_sigsuspend 107 /* Linux Specific */
#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 /* Common */
#define __NR_sendmsg 114 /* Common */
#define __NR_vtrace 115 /* SunOS Specific */
#define __NR_gettimeofday 116 /* Common */
#define __NR_getrusage 117 /* Common */
#define __NR_getsockopt 118 /* Common */
#define __NR_getcwd 119 /* Linux Specific */
#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 /* Common */
#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 /* Common */
#define __NR_shutdown 134 /* Common */
#define __NR_socketpair 135 /* Common */
#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 /* Common */
#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_prctl 147 /* ENOSYS under SunOS */
#define __NR_pciconfig_read 148 /* ENOSYS under SunOS */
#define __NR_pciconfig_write 149 /* ENOSYS under SunOS */
#define __NR_getsockname 150 /* Common */
#define __NR_getmsg 151 /* SunOS Specific */
#define __NR_putmsg 152 /* SunOS Specific */
#define __NR_poll 153 /* Common */
/* #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_query_module 184 /* Linux Specific */
#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 __NR_nfsservctl 254
#define __NR_aplib 255
#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", "cc"); \
if (__res < -255 || __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", "cc"); \
if (__res < -255 || __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", "cc"); \
if (__res < -255 || __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", "cc"); \
if (__res < -255 || __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", "cc"); \
if (__res < -255 || __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) \
: "r" ((long)(arg1)),"r" ((long)(arg2)), \
"r" ((long)(arg3)),"r" ((long)(arg4)),"r" ((long)(arg5)), \
"i" (__NR_##name) \
: "g1", "o0", "o1", "o2", "o3", "o4", "cc"); \
if (__res < -255 || __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,pause)
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__ _syscall1(int,delete_module,const char *,name)
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", "cc");
return retval;
}
#endif /* __KERNEL_SYSCALLS__ */
#endif /* _SPARC_UNISTD_H */
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