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1633 |
jcastillo |
/* $Id: unistd.h,v 1.1 2005-12-20 11:32:12 jcastillo Exp $ */
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#ifndef _SPARC_UNISTD_H
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#define _SPARC_UNISTD_H
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/*
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* System calls under the Sparc.
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*
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* Don't be scared by the ugly clobbers, it is the only way I can
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* think of right now to force the arguments into fixed registers
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* before the trap into the system call with gcc 'asm' statements.
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*
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* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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*
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* SunOS compatibility based upon preliminary work which is:
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*
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* Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu)
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*/
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#define __NR_setup 0 /* Used only by init, to get system going. */
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#define __NR_exit 1 /* Common */
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#define __NR_fork 2 /* Common */
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#define __NR_read 3 /* Common */
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#define __NR_write 4 /* Common */
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#define __NR_open 5 /* Common */
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#define __NR_close 6 /* Common */
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#define __NR_wait4 7 /* Common */
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#define __NR_creat 8 /* Common */
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#define __NR_link 9 /* Common */
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#define __NR_unlink 10 /* Common */
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#define __NR_execv 11 /* SunOS Specific */
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#define __NR_chdir 12 /* Common */
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/* #define __NR_ni_syscall 13 ENOSYS under SunOS */
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#define __NR_mknod 14 /* Common */
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#define __NR_chmod 15 /* Common */
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#define __NR_chown 16 /* Common */
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#define __NR_brk 17 /* Common */
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/* #define __NR_ni_syscall 18 ENOSYS under SunOS */
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#define __NR_lseek 19 /* Common */
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#define __NR_getpid 20 /* Common */
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/* #define __NR_ni_syscall 21 ENOSYS under SunOS */
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/* #define __NR_ni_syscall 22 ENOSYS under SunOS */
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#define __NR_setuid 23 /* Implemented via setreuid in SunOS */
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#define __NR_getuid 24 /* Common */
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/* #define __NR_ni_syscall 25 ENOSYS under SunOS */
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#define __NR_ptrace 26 /* Common */
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#define __NR_alarm 27 /* Implemented via setitimer in SunOS */
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/* #define __NR_ni_syscall 28 ENOSYS under SunOS */
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#define __NR_pause 29 /* Is sigblock(0)->sigpause() in SunOS */
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#define __NR_utime 30 /* Implemented via utimes() under SunOS */
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#define __NR_stty 31 /* Implemented via ioctl() under SunOS */
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#define __NR_gtty 32 /* Implemented via ioctl() under SunOS */
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#define __NR_access 33 /* Common */
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#define __NR_nice 34 /* Implemented via get/setpriority() in SunOS */
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#define __NR_ftime 35 /* Implemented via gettimeofday() in SunOS */
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#define __NR_sync 36 /* Common */
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#define __NR_kill 37 /* Common */
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#define __NR_stat 38 /* Common */
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/* #define __NR_ni_syscall 39 ENOSYS under SunOS */
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#define __NR_lstat 40 /* Common */
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#define __NR_dup 41 /* Common */
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#define __NR_pipe 42 /* Common */
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#define __NR_times 43 /* Implemented via getrusage() in SunOS */
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#define __NR_profil 44 /* Common */
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/* #define __NR_ni_syscall 45 ENOSYS under SunOS */
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#define __NR_setgid 46 /* Implemented via setregid() in SunOS */
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#define __NR_getgid 47 /* Common */
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#define __NR_signal 48 /* Implemented via sigvec() in SunOS */
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#define __NR_geteuid 49 /* SunOS calls getuid() */
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#define __NR_getegid 50 /* SunOS calls getgid() */
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#define __NR_acct 51 /* Common */
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/* #define __NR_ni_syscall 52 ENOSYS under SunOS */
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#define __NR_mctl 53 /* SunOS specific */
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#define __NR_ioctl 54 /* Common */
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#define __NR_reboot 55 /* Common */
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/* #define __NR_ni_syscall 56 ENOSYS under SunOS */
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#define __NR_symlink 57 /* Common */
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#define __NR_readlink 58 /* Common */
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#define __NR_execve 59 /* Common */
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#define __NR_umask 60 /* Common */
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#define __NR_chroot 61 /* Common */
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#define __NR_fstat 62 /* Common */
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/* #define __NR_ni_syscall 63 ENOSYS under SunOS */
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#define __NR_getpagesize 64 /* Common */
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#define __NR_msync 65 /* Common in newer 1.3.x revs... */
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/* #define __NR_ni_syscall 66 ENOSYS under SunOS */
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/* #define __NR_ni_syscall 67 ENOSYS under SunOS */
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/* #define __NR_ni_syscall 68 ENOSYS under SunOS */
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#define __NR_sbrk 69 /* SunOS Specific */
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#define __NR_sstk 70 /* SunOS Specific */
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#define __NR_mmap 71 /* Common */
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#define __NR_vadvise 72 /* SunOS Specific */
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#define __NR_munmap 73 /* Common */
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#define __NR_mprotect 74 /* Common */
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#define __NR_madvise 75 /* SunOS Specific */
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#define __NR_vhangup 76 /* Common */
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/* #define __NR_ni_syscall 77 ENOSYS under SunOS */
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#define __NR_mincore 78 /* SunOS Specific */
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#define __NR_getgroups 79 /* Common */
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#define __NR_setgroups 80 /* Common */
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#define __NR_getpgrp 81 /* Common */
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#define __NR_setpgrp 82 /* setpgid, same difference... */
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#define __NR_setitimer 83 /* Common */
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/* #define __NR_ni_syscall 84 ENOSYS under SunOS */
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#define __NR_swapon 85 /* Common */
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#define __NR_getitimer 86 /* Common */
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#define __NR_gethostname 87 /* SunOS Specific */
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#define __NR_sethostname 88 /* Common */
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#define __NR_getdtablesize 89 /* SunOS Specific */
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#define __NR_dup2 90 /* Common */
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#define __NR_getdopt 91 /* SunOS Specific */
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#define __NR_fcntl 92 /* Common */
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#define __NR_select 93 /* Common */
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#define __NR_setdopt 94 /* SunOS Specific */
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#define __NR_fsync 95 /* Common */
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#define __NR_setpriority 96 /* Common */
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#define __NR_socket 97 /* SunOS Specific */
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#define __NR_connect 98 /* SunOS Specific */
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#define __NR_accept 99 /* SunOS Specific */
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#define __NR_getpriority 100 /* Common */
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#define __NR_send 101 /* SunOS Specific */
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#define __NR_recv 102 /* SunOS Specific */
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/* #define __NR_ni_syscall 103 ENOSYS under SunOS */
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#define __NR_bind 104 /* SunOS Specific */
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#define __NR_setsockopt 105 /* SunOS Specific */
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#define __NR_listen 106 /* SunOS Specific */
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/* #define __NR_ni_syscall 107 ENOSYS under SunOS */
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#define __NR_sigvec 108 /* SunOS Specific */
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#define __NR_sigblock 109 /* SunOS Specific */
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#define __NR_sigsetmask 110 /* SunOS Specific */
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#define __NR_sigpause 111 /* SunOS Specific */
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#define __NR_sigstack 112 /* SunOS Specific */
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#define __NR_recvmsg 113 /* SunOS Specific */
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#define __NR_sendmsg 114 /* SunOS Specific */
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#define __NR_vtrace 115 /* SunOS Specific */
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#define __NR_gettimeofday 116 /* Common */
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#define __NR_getrusage 117 /* Common */
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#define __NR_getsockopt 118 /* SunOS Specific */
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/* #define __NR_ni_syscall 119 ENOSYS under SunOS */
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#define __NR_readv 120 /* Common */
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#define __NR_writev 121 /* Common */
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#define __NR_settimeofday 122 /* Common */
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#define __NR_fchown 123 /* Common */
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#define __NR_fchmod 124 /* Common */
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#define __NR_recvfrom 125 /* SunOS Specific */
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#define __NR_setreuid 126 /* Common */
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#define __NR_setregid 127 /* Common */
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#define __NR_rename 128 /* Common */
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#define __NR_truncate 129 /* Common */
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#define __NR_ftruncate 130 /* Common */
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#define __NR_flock 131 /* Common */
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/* #define __NR_ni_syscall 132 ENOSYS under SunOS */
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#define __NR_sendto 133 /* SunOS Specific */
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#define __NR_shutdown 134 /* SunOS Specific */
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#define __NR_socketpair 135 /* SunOS Specific */
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#define __NR_mkdir 136 /* Common */
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#define __NR_rmdir 137 /* Common */
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#define __NR_utimes 138 /* SunOS Specific */
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/* #define __NR_ni_syscall 139 ENOSYS under SunOS */
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#define __NR_adjtime 140 /* SunOS Specific */
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#define __NR_getpeername 141 /* SunOS Specific */
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#define __NR_gethostid 142 /* SunOS Specific */
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/* #define __NR_ni_syscall 143 ENOSYS under SunOS */
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#define __NR_getrlimit 144 /* Common */
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#define __NR_setrlimit 145 /* Common */
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#define __NR_killpg 146 /* SunOS Specific */
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/* #define __NR_ni_syscall 147 ENOSYS under SunOS */
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/* #define __NR_ni_syscall 148 ENOSYS under SunOS */
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/* #define __NR_ni_syscall 149 ENOSYS under SunOS */
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#define __NR_getsockname 150 /* SunOS Specific */
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#define __NR_getmsg 151 /* SunOS Specific */
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#define __NR_putmsg 152 /* SunOS Specific */
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#define __NR_poll 153 /* SunOS Specific */
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/* #define __NR_ni_syscall 154 ENOSYS under SunOS */
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#define __NR_nfssvc 155 /* SunOS Specific */
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#define __NR_getdirentries 156 /* SunOS Specific */
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#define __NR_statfs 157 /* Common */
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#define __NR_fstatfs 158 /* Common */
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| 178 |
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#define __NR_umount 159 /* Common */
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| 179 |
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#define __NR_async_daemon 160 /* SunOS Specific */
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| 180 |
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#define __NR_getfh 161 /* SunOS Specific */
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| 181 |
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#define __NR_getdomainname 162 /* SunOS Specific */
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| 182 |
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#define __NR_setdomainname 163 /* Common */
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| 183 |
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/* #define __NR_ni_syscall 164 ENOSYS under SunOS */
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| 184 |
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#define __NR_quotactl 165 /* Common */
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| 185 |
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#define __NR_exportfs 166 /* SunOS Specific */
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| 186 |
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#define __NR_mount 167 /* Common */
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| 187 |
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#define __NR_ustat 168 /* Common */
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| 188 |
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#define __NR_semsys 169 /* SunOS Specific */
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| 189 |
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#define __NR_msgsys 170 /* SunOS Specific */
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| 190 |
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#define __NR_shmsys 171 /* SunOS Specific */
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| 191 |
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#define __NR_auditsys 172 /* SunOS Specific */
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| 192 |
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#define __NR_rfssys 173 /* SunOS Specific */
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| 193 |
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#define __NR_getdents 174 /* Common */
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| 194 |
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#define __NR_setsid 175 /* Common */
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| 195 |
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#define __NR_fchdir 176 /* Common */
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| 196 |
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#define __NR_fchroot 177 /* SunOS Specific */
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| 197 |
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#define __NR_vpixsys 178 /* SunOS Specific */
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| 198 |
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#define __NR_aioread 179 /* SunOS Specific */
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| 199 |
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#define __NR_aiowrite 180 /* SunOS Specific */
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| 200 |
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#define __NR_aiowait 181 /* SunOS Specific */
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| 201 |
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#define __NR_aiocancel 182 /* SunOS Specific */
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| 202 |
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#define __NR_sigpending 183 /* Common */
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| 203 |
|
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/* #define __NR_ni_syscall 184 ENOSYS under SunOS */
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| 204 |
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#define __NR_setpgid 185 /* Common */
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| 205 |
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#define __NR_pathconf 186 /* SunOS Specific */
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| 206 |
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#define __NR_fpathconf 187 /* SunOS Specific */
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| 207 |
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#define __NR_sysconf 188 /* SunOS Specific */
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| 208 |
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#define __NR_uname 189 /* Linux Specific */
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| 209 |
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#define __NR_init_module 190 /* Linux Specific */
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| 210 |
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#define __NR_personality 191 /* Linux Specific */
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| 211 |
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#define __NR_prof 192 /* Linux Specific */
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| 212 |
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#define __NR_break 193 /* Linux Specific */
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| 213 |
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#define __NR_lock 194 /* Linux Specific */
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| 214 |
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#define __NR_mpx 195 /* Linux Specific */
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| 215 |
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#define __NR_ulimit 196 /* Linux Specific */
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| 216 |
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#define __NR_getppid 197 /* Linux Specific */
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| 217 |
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#define __NR_sigaction 198 /* Linux Specific */
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| 218 |
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#define __NR_sgetmask 199 /* Linux Specific */
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| 219 |
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#define __NR_ssetmask 200 /* Linux Specific */
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| 220 |
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#define __NR_sigsuspend 201 /* Linux Specific */
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| 221 |
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#define __NR_oldlstat 202 /* Linux Specific */
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| 222 |
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#define __NR_uselib 203 /* Linux Specific */
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| 223 |
|
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#define __NR_readdir 204 /* Linux Specific */
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| 224 |
|
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#define __NR_ioperm 205 /* Linux Specific - i386 specific, unused */
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| 225 |
|
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#define __NR_socketcall 206 /* Linux Specific */
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| 226 |
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#define __NR_syslog 207 /* Linux Specific */
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| 227 |
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#define __NR_olduname 208 /* Linux Specific */
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| 228 |
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#define __NR_iopl 209 /* Linux Specific - i386 specific, unused */
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| 229 |
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#define __NR_idle 210 /* Linux Specific */
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| 230 |
|
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#define __NR_vm86 211 /* Linux Specific - i386 specific, unused */
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| 231 |
|
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#define __NR_waitpid 212 /* Linux Specific */
|
| 232 |
|
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#define __NR_swapoff 213 /* Linux Specific */
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| 233 |
|
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#define __NR_sysinfo 214 /* Linux Specific */
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| 234 |
|
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#define __NR_ipc 215 /* Linux Specific */
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| 235 |
|
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#define __NR_sigreturn 216 /* Linux Specific */
|
| 236 |
|
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#define __NR_clone 217 /* Linux Specific */
|
| 237 |
|
|
#define __NR_modify_ldt 218 /* Linux Specific - i386 specific, unused */
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| 238 |
|
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#define __NR_adjtimex 219 /* Linux Specific */
|
| 239 |
|
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#define __NR_sigprocmask 220 /* Linux Specific */
|
| 240 |
|
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#define __NR_create_module 221 /* Linux Specific */
|
| 241 |
|
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#define __NR_delete_module 222 /* Linux Specific */
|
| 242 |
|
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#define __NR_get_kernel_syms 223 /* Linux Specific */
|
| 243 |
|
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#define __NR_getpgid 224 /* Linux Specific */
|
| 244 |
|
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#define __NR_bdflush 225 /* Linux Specific */
|
| 245 |
|
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#define __NR_sysfs 226 /* Linux Specific */
|
| 246 |
|
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#define __NR_afs_syscall 227 /* Linux Specific */
|
| 247 |
|
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#define __NR_setfsuid 228 /* Linux Specific */
|
| 248 |
|
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#define __NR_setfsgid 229 /* Linux Specific */
|
| 249 |
|
|
#define __NR__newselect 230 /* Linux Specific */
|
| 250 |
|
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#define __NR_time 231 /* Linux Specific */
|
| 251 |
|
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#define __NR_oldstat 232 /* Linux Specific */
|
| 252 |
|
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#define __NR_stime 233 /* Linux Specific */
|
| 253 |
|
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#define __NR_oldfstat 234 /* Linux Specific */
|
| 254 |
|
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#define __NR_phys 235 /* Linux Specific */
|
| 255 |
|
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#define __NR__llseek 236 /* Linux Specific */
|
| 256 |
|
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#define __NR_mlock 237
|
| 257 |
|
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#define __NR_munlock 238
|
| 258 |
|
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#define __NR_mlockall 239
|
| 259 |
|
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#define __NR_munlockall 240
|
| 260 |
|
|
#define __NR_sched_setparam 241
|
| 261 |
|
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#define __NR_sched_getparam 242
|
| 262 |
|
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#define __NR_sched_setscheduler 243
|
| 263 |
|
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#define __NR_sched_getscheduler 244
|
| 264 |
|
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#define __NR_sched_yield 245
|
| 265 |
|
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#define __NR_sched_get_priority_max 246
|
| 266 |
|
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#define __NR_sched_get_priority_min 247
|
| 267 |
|
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#define __NR_sched_rr_get_interval 248
|
| 268 |
|
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#define __NR_nanosleep 249
|
| 269 |
|
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#define __NR_mremap 250
|
| 270 |
|
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#define __NR__sysctl 251
|
| 271 |
|
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#define __NR_getsid 252
|
| 272 |
|
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#define __NR_fdatasync 253
|
| 273 |
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|
|
| 274 |
|
|
#define _syscall0(type,name) \
|
| 275 |
|
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type name(void) \
|
| 276 |
|
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{ \
|
| 277 |
|
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long __res; \
|
| 278 |
|
|
__asm__ volatile ("or %%g0, %0, %%g1\n\t" \
|
| 279 |
|
|
"t 0x10\n\t" \
|
| 280 |
|
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"bcc 1f\n\t" \
|
| 281 |
|
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"or %%g0, %%o0, %0\n\t" \
|
| 282 |
|
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"sub %%g0, %%o0, %0\n\t" \
|
| 283 |
|
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"1:\n\t" \
|
| 284 |
|
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: "=r" (__res)\
|
| 285 |
|
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: "0" (__NR_##name) \
|
| 286 |
|
|
: "g1", "o0"); \
|
| 287 |
|
|
if (__res >= 0) \
|
| 288 |
|
|
return (type) __res; \
|
| 289 |
|
|
errno = -__res; \
|
| 290 |
|
|
return -1; \
|
| 291 |
|
|
}
|
| 292 |
|
|
|
| 293 |
|
|
#define _syscall1(type,name,type1,arg1) \
|
| 294 |
|
|
type name(type1 arg1) \
|
| 295 |
|
|
{ \
|
| 296 |
|
|
long __res; \
|
| 297 |
|
|
__asm__ volatile ("or %%g0, %0, %%g1\n\t" \
|
| 298 |
|
|
"or %%g0, %1, %%o0\n\t" \
|
| 299 |
|
|
"t 0x10\n\t" \
|
| 300 |
|
|
"bcc 1f\n\t" \
|
| 301 |
|
|
"or %%g0, %%o0, %0\n\t" \
|
| 302 |
|
|
"sub %%g0, %%o0, %0\n\t" \
|
| 303 |
|
|
"1:\n\t" \
|
| 304 |
|
|
: "=r" (__res), "=r" ((long)(arg1)) \
|
| 305 |
|
|
: "0" (__NR_##name),"1" ((long)(arg1)) \
|
| 306 |
|
|
: "g1", "o0"); \
|
| 307 |
|
|
if (__res >= 0) \
|
| 308 |
|
|
return (type) __res; \
|
| 309 |
|
|
errno = -__res; \
|
| 310 |
|
|
return -1; \
|
| 311 |
|
|
}
|
| 312 |
|
|
|
| 313 |
|
|
#define _syscall2(type,name,type1,arg1,type2,arg2) \
|
| 314 |
|
|
type name(type1 arg1,type2 arg2) \
|
| 315 |
|
|
{ \
|
| 316 |
|
|
long __res; \
|
| 317 |
|
|
__asm__ volatile ("or %%g0, %0, %%g1\n\t" \
|
| 318 |
|
|
"or %%g0, %1, %%o0\n\t" \
|
| 319 |
|
|
"or %%g0, %2, %%o1\n\t" \
|
| 320 |
|
|
"t 0x10\n\t" \
|
| 321 |
|
|
"bcc 1f\n\t" \
|
| 322 |
|
|
"or %%g0, %%o0, %0\n\t" \
|
| 323 |
|
|
"sub %%g0,%%o0,%0\n\t" \
|
| 324 |
|
|
"1:\n\t" \
|
| 325 |
|
|
: "=r" (__res), "=r" ((long)(arg1)), "=r" ((long)(arg2)) \
|
| 326 |
|
|
: "0" (__NR_##name),"1" ((long)(arg1)),"2" ((long)(arg2)) \
|
| 327 |
|
|
: "g1", "o0", "o1"); \
|
| 328 |
|
|
if (__res >= 0) \
|
| 329 |
|
|
return (type) __res; \
|
| 330 |
|
|
errno = -__res; \
|
| 331 |
|
|
return -1; \
|
| 332 |
|
|
}
|
| 333 |
|
|
|
| 334 |
|
|
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
|
| 335 |
|
|
type name(type1 arg1,type2 arg2,type3 arg3) \
|
| 336 |
|
|
{ \
|
| 337 |
|
|
long __res; \
|
| 338 |
|
|
__asm__ volatile ("or %%g0, %0, %%g1\n\t" \
|
| 339 |
|
|
"or %%g0, %1, %%o0\n\t" \
|
| 340 |
|
|
"or %%g0, %2, %%o1\n\t" \
|
| 341 |
|
|
"or %%g0, %3, %%o2\n\t" \
|
| 342 |
|
|
"t 0x10\n\t" \
|
| 343 |
|
|
"bcc 1f\n\t" \
|
| 344 |
|
|
"or %%g0, %%o0, %0\n\t" \
|
| 345 |
|
|
"sub %%g0, %%o0, %0\n\t" \
|
| 346 |
|
|
"1:\n\t" \
|
| 347 |
|
|
: "=r" (__res), "=r" ((long)(arg1)), "=r" ((long)(arg2)), \
|
| 348 |
|
|
"=r" ((long)(arg3)) \
|
| 349 |
|
|
: "0" (__NR_##name), "1" ((long)(arg1)), "2" ((long)(arg2)), \
|
| 350 |
|
|
"3" ((long)(arg3)) \
|
| 351 |
|
|
: "g1", "o0", "o1", "o2"); \
|
| 352 |
|
|
if (__res>=0) \
|
| 353 |
|
|
return (type) __res; \
|
| 354 |
|
|
errno = -__res; \
|
| 355 |
|
|
return -1; \
|
| 356 |
|
|
}
|
| 357 |
|
|
|
| 358 |
|
|
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
|
| 359 |
|
|
type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
|
| 360 |
|
|
{ \
|
| 361 |
|
|
long __res; \
|
| 362 |
|
|
__asm__ volatile ("or %%g0, %0, %%g1\n\t" \
|
| 363 |
|
|
"or %%g0, %1, %%o0\n\t" \
|
| 364 |
|
|
"or %%g0, %2, %%o1\n\t" \
|
| 365 |
|
|
"or %%g0, %3, %%o2\n\t" \
|
| 366 |
|
|
"or %%g0, %4, %%o3\n\t" \
|
| 367 |
|
|
"t 0x10\n\t" \
|
| 368 |
|
|
"bcc 1f\n\t" \
|
| 369 |
|
|
"or %%g0, %%o0, %0\n\t" \
|
| 370 |
|
|
"sub %%g0,%%o0, %0\n\t" \
|
| 371 |
|
|
"1:\n\t" \
|
| 372 |
|
|
: "=r" (__res), "=r" ((long)(arg1)), "=r" ((long)(arg2)), \
|
| 373 |
|
|
"=r" ((long)(arg3)), "=r" ((long)(arg4)) \
|
| 374 |
|
|
: "0" (__NR_##name),"1" ((long)(arg1)),"2" ((long)(arg2)), \
|
| 375 |
|
|
"3" ((long)(arg3)),"4" ((long)(arg4)) \
|
| 376 |
|
|
: "g1", "o0", "o1", "o2", "o3"); \
|
| 377 |
|
|
if (__res>=0) \
|
| 378 |
|
|
return (type) __res; \
|
| 379 |
|
|
errno = -__res; \
|
| 380 |
|
|
return -1; \
|
| 381 |
|
|
}
|
| 382 |
|
|
#
|
| 383 |
|
|
#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
|
| 384 |
|
|
type5,arg5) \
|
| 385 |
|
|
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
|
| 386 |
|
|
{ \
|
| 387 |
|
|
long __res; \
|
| 388 |
|
|
\
|
| 389 |
|
|
__asm__ volatile ("or %%g0, %1, %%o0\n\t" \
|
| 390 |
|
|
"or %%g0, %2, %%o1\n\t" \
|
| 391 |
|
|
"or %%g0, %3, %%o2\n\t" \
|
| 392 |
|
|
"or %%g0, %4, %%o3\n\t" \
|
| 393 |
|
|
"or %%g0, %5, %%o4\n\t" \
|
| 394 |
|
|
"or %%g0, %6, %%g1\n\t" \
|
| 395 |
|
|
"t 0x10\n\t" \
|
| 396 |
|
|
"bcc 1f\n\t" \
|
| 397 |
|
|
"or %%g0, %%o0, %0\n\t" \
|
| 398 |
|
|
"sub %%g0, %%o0, %0\n\t" \
|
| 399 |
|
|
"1:\n\t" \
|
| 400 |
|
|
: "=r" (__res) \
|
| 401 |
|
|
: "0" ((long)(arg1)),"1" ((long)(arg2)), \
|
| 402 |
|
|
"2" ((long)(arg3)),"3" ((long)(arg4)),"4" ((long)(arg5)), \
|
| 403 |
|
|
"i" (__NR_##name) \
|
| 404 |
|
|
: "g1", "o0", "o1", "o2", "o3", "o4"); \
|
| 405 |
|
|
if (__res>=0) \
|
| 406 |
|
|
return (type) __res; \
|
| 407 |
|
|
errno = -__res; \
|
| 408 |
|
|
return -1; \
|
| 409 |
|
|
}
|
| 410 |
|
|
#ifdef __KERNEL_SYSCALLS__
|
| 411 |
|
|
|
| 412 |
|
|
/*
|
| 413 |
|
|
* we need this inline - forking from kernel space will result
|
| 414 |
|
|
* in NO COPY ON WRITE (!!!), until an execve is executed. This
|
| 415 |
|
|
* is no problem, but for the stack. This is handled by not letting
|
| 416 |
|
|
* main() use the stack at all after fork(). Thus, no function
|
| 417 |
|
|
* calls - which means inline code for fork too, as otherwise we
|
| 418 |
|
|
* would use the stack upon exit from 'fork()'.
|
| 419 |
|
|
*
|
| 420 |
|
|
* Actually only pause and fork are needed inline, so that there
|
| 421 |
|
|
* won't be any messing with the stack from main(), but we define
|
| 422 |
|
|
* some others too.
|
| 423 |
|
|
*/
|
| 424 |
|
|
#define __NR__exit __NR_exit
|
| 425 |
|
|
static inline _syscall0(int,idle)
|
| 426 |
|
|
static inline _syscall0(int,fork)
|
| 427 |
|
|
static inline _syscall2(int,clone,unsigned long,flags,char *,ksp)
|
| 428 |
|
|
static inline _syscall0(int,pause)
|
| 429 |
|
|
static inline _syscall0(int,setup)
|
| 430 |
|
|
static inline _syscall0(int,sync)
|
| 431 |
|
|
static inline _syscall0(pid_t,setsid)
|
| 432 |
|
|
static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
|
| 433 |
|
|
static inline _syscall1(int,dup,int,fd)
|
| 434 |
|
|
static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
|
| 435 |
|
|
static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
|
| 436 |
|
|
static inline _syscall1(int,close,int,fd)
|
| 437 |
|
|
static inline _syscall1(int,_exit,int,exitcode)
|
| 438 |
|
|
static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
|
| 439 |
|
|
|
| 440 |
|
|
static inline pid_t wait(int * wait_stat)
|
| 441 |
|
|
{
|
| 442 |
|
|
return waitpid(-1,wait_stat,0);
|
| 443 |
|
|
}
|
| 444 |
|
|
|
| 445 |
|
|
/*
|
| 446 |
|
|
* This is the mechanism for creating a new kernel thread.
|
| 447 |
|
|
*
|
| 448 |
|
|
* NOTE! Only a kernel-only process(ie the swapper or direct descendants
|
| 449 |
|
|
* who haven't done an "execve()") should use this: it will work within
|
| 450 |
|
|
* a system call from a "real" process, but the process memory space will
|
| 451 |
|
|
* not be free'd until both the parent and the child have exited.
|
| 452 |
|
|
*/
|
| 453 |
|
|
static inline pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
|
| 454 |
|
|
{
|
| 455 |
|
|
long retval;
|
| 456 |
|
|
|
| 457 |
|
|
__asm__ __volatile("mov %4, %%g2\n\t" /* Set aside fn ptr... */
|
| 458 |
|
|
"mov %5, %%g3\n\t" /* and arg. */
|
| 459 |
|
|
"mov %1, %%g1\n\t"
|
| 460 |
|
|
"mov %2, %%o0\n\t" /* Clone flags. */
|
| 461 |
|
|
"mov 0, %%o1\n\t" /* usp arg == 0 */
|
| 462 |
|
|
"t 0x10\n\t" /* Linux/Sparc clone(). */
|
| 463 |
|
|
"cmp %%o1, 0\n\t"
|
| 464 |
|
|
"be 1f\n\t" /* The parent, just return. */
|
| 465 |
|
|
" nop\n\t" /* Delay slot. */
|
| 466 |
|
|
"jmpl %%g2, %%o7\n\t" /* Call the function. */
|
| 467 |
|
|
" mov %%g3, %%o0\n\t" /* Get back the arg in delay. */
|
| 468 |
|
|
"mov %3, %%g1\n\t"
|
| 469 |
|
|
"t 0x10\n\t" /* Linux/Sparc exit(). */
|
| 470 |
|
|
/* Notreached by child. */
|
| 471 |
|
|
"1: mov %%o0, %0\n\t" :
|
| 472 |
|
|
"=r" (retval) :
|
| 473 |
|
|
"i" (__NR_clone), "r" (flags | CLONE_VM),
|
| 474 |
|
|
"i" (__NR_exit), "r" (fn), "r" (arg) :
|
| 475 |
|
|
"g1", "g2", "g3", "o0", "o1", "memory");
|
| 476 |
|
|
return retval;
|
| 477 |
|
|
}
|
| 478 |
|
|
|
| 479 |
|
|
#endif /* __KERNEL_SYSCALLS__ */
|
| 480 |
|
|
|
| 481 |
|
|
/* sysconf options, for SunOS compatibility */
|
| 482 |
|
|
#define _SC_ARG_MAX 1
|
| 483 |
|
|
#define _SC_CHILD_MAX 2
|
| 484 |
|
|
#define _SC_CLK_TCK 3
|
| 485 |
|
|
#define _SC_NGROUPS_MAX 4
|
| 486 |
|
|
#define _SC_OPEN_MAX 5
|
| 487 |
|
|
#define _SC_JOB_CONTROL 6
|
| 488 |
|
|
#define _SC_SAVED_IDS 7
|
| 489 |
|
|
#define _SC_VERSION 8
|
| 490 |
|
|
|
| 491 |
|
|
#endif /* _SPARC_UNISTD_H */
|
