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[/] [or1k/] [tags/] [before_ORP/] [uclinux/] [uClinux-2.0.x/] [include/] [asm-or32/] [unistd.h] - Rev 700
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#ifndef _ASM_OR32_UNISTD_H #define _ASM_OR32_UNISTD_H /* * This file contains the system call numbers. */ #define __NR_setup 0 /* used only by init, to get system going */ #define __NR_exit 1 #define __NR_fork 2 #define __NR_read 3 #define __NR_write 4 #define __NR_open 5 #define __NR_close 6 #define __NR_waitpid 7 #define __NR_creat 8 #define __NR_link 9 #define __NR_unlink 10 #define __NR_execve 11 #define __NR_chdir 12 #define __NR_time 13 #define __NR_mknod 14 #define __NR_chmod 15 #define __NR_chown 16 #define __NR_break 17 #define __NR_oldstat 18 #define __NR_lseek 19 #define __NR_getpid 20 #define __NR_mount 21 #define __NR_umount 22 #define __NR_setuid 23 #define __NR_getuid 24 #define __NR_stime 25 #define __NR_ptrace 26 #define __NR_alarm 27 #define __NR_oldfstat 28 #define __NR_pause 29 #define __NR_utime 30 #define __NR_stty 31 #define __NR_gtty 32 #define __NR_access 33 #define __NR_nice 34 #define __NR_ftime 35 #define __NR_sync 36 #define __NR_kill 37 #define __NR_rename 38 #define __NR_mkdir 39 #define __NR_rmdir 40 #define __NR_dup 41 #define __NR_pipe 42 #define __NR_times 43 #define __NR_prof 44 #define __NR_brk 45 #define __NR_setgid 46 #define __NR_getgid 47 #define __NR_signal 48 #define __NR_geteuid 49 #define __NR_getegid 50 #define __NR_acct 51 #define __NR_phys 52 #define __NR_lock 53 #define __NR_ioctl 54 #define __NR_fcntl 55 #define __NR_mpx 56 #define __NR_setpgid 57 #define __NR_ulimit 58 #define __NR_oldolduname 59 #define __NR_umask 60 #define __NR_chroot 61 #define __NR_ustat 62 #define __NR_dup2 63 #define __NR_getppid 64 #define __NR_getpgrp 65 #define __NR_setsid 66 #define __NR_sigaction 67 #define __NR_sgetmask 68 #define __NR_ssetmask 69 #define __NR_setreuid 70 #define __NR_setregid 71 #define __NR_sigsuspend 72 #define __NR_sigpending 73 #define __NR_sethostname 74 #define __NR_setrlimit 75 #define __NR_getrlimit 76 #define __NR_getrusage 77 #define __NR_gettimeofday 78 #define __NR_settimeofday 79 #define __NR_getgroups 80 #define __NR_setgroups 81 #define __NR_select 82 #define __NR_symlink 83 #define __NR_oldlstat 84 #define __NR_readlink 85 #define __NR_uselib 86 #define __NR_swapon 87 #define __NR_reboot 88 #define __NR_readdir 89 #define __NR_mmap 90 #define __NR_munmap 91 #define __NR_truncate 92 #define __NR_ftruncate 93 #define __NR_fchmod 94 #define __NR_fchown 95 #define __NR_getpriority 96 #define __NR_setpriority 97 #define __NR_profil 98 #define __NR_statfs 99 #define __NR_fstatfs 100 #define __NR_ioperm 101 #define __NR_socketcall 102 #define __NR_syslog 103 #define __NR_setitimer 104 #define __NR_getitimer 105 #define __NR_stat 106 #define __NR_lstat 107 #define __NR_fstat 108 #define __NR_olduname 109 #define __NR_iopl /* 110 */ not supported #define __NR_vhangup 111 #define __NR_idle 112 #define __NR_vm86 /* 113 */ not supported #define __NR_wait4 114 #define __NR_swapoff 115 #define __NR_sysinfo 116 #define __NR_ipc 117 #define __NR_fsync 118 #define __NR_sigreturn 119 #define __NR_clone 120 #define __NR_setdomainname 121 #define __NR_uname 122 #define __NR_cacheflush 123 #define __NR_adjtimex 124 #define __NR_mprotect 125 #define __NR_sigprocmask 126 #define __NR_create_module 127 #define __NR_init_module 128 #define __NR_delete_module 129 #define __NR_get_kernel_syms 130 #define __NR_quotactl 131 #define __NR_getpgid 132 #define __NR_fchdir 133 #define __NR_bdflush 134 #define __NR_sysfs 135 #define __NR_personality 136 #define __NR_afs_syscall 137 /* Syscall for Andrew File System */ #define __NR_setfsuid 138 #define __NR_setfsgid 139 #define __NR__llseek 140 #define __NR_getdents 141 #define __NR__newselect 142 #define __NR_flock 143 #define __NR_msync 144 #define __NR_readv 145 #define __NR_writev 146 #define __NR_getsid 147 #define __NR_fdatasync 148 #define __NR__sysctl 149 #define __NR_mlock 150 #define __NR_munlock 151 #define __NR_mlockall 152 #define __NR_munlockall 153 #define __NR_sched_setparam 154 #define __NR_sched_getparam 155 #define __NR_sched_setscheduler 156 #define __NR_sched_getscheduler 157 #define __NR_sched_yield 158 #define __NR_sched_get_priority_max 159 #define __NR_sched_get_priority_min 160 #define __NR_sched_rr_get_interval 161 #define __NR_nanosleep 162 #define __NR_mremap 163 #define _syscall0(type,name) \ type name(void) \ { \ register long __res __asm__ ("r11") = __NR_##name; \ __asm__ __volatile__ ("l.sys 1" : "=r" (__res): "r" (__res)); \ __asm__ __volatile__ ("l.nop"); \ return(__res); \ } #define _syscall1(type,name,atype,a) \ type name(atype a) \ { \ register long __res __asm__ ("r11") = __NR_##name; \ register long __a __asm__ ("r3") = (long)(a); \ __asm__ __volatile__ ("l.sys 1" \ : "=r" (__res) \ : "r" (__res), "r" (__a)); \ __asm__ __volatile__ ("l.nop"); \ return(__res); \ } #define _syscall2(type,name,atype,a,btype,b) \ type name(atype a,btype b) \ { \ register long __res __asm__ ("r11") = __NR_##name; \ register long __a __asm__ ("r3") = (long)(a); \ register long __b __asm__ ("r4") = (long)(b); \ __asm__ __volatile__ ("l.sys 1" \ : "=r" (__res) \ : "r" (__res), "r" (__a), "r" (__b)); \ __asm__ __volatile__ ("l.nop"); \ return(__res); \ } #define _syscall3(type,name,atype,a,btype,b,ctype,c) \ type name(atype a,btype b,ctype c) \ { \ register long __res __asm__ ("r11") = __NR_##name; \ register long __a __asm__ ("r3") = (long)(a); \ register long __b __asm__ ("r4") = (long)(b); \ register long __c __asm__ ("r5") = (long)(c); \ __asm__ __volatile__ ("l.sys 1" \ : "=r" (__res) \ : "r" (__res), "r" (__a), "r" (__b), "r" (__c)); \ __asm__ __volatile__ ("l.nop"); \ return(__res); \ } #define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \ type name (atype a, btype b, ctype c, dtype d) \ { \ register long __res __asm__ ("r11") = __NR_##name; \ register long __a __asm__ ("r3") = (long)(a); \ register long __b __asm__ ("r4") = (long)(b); \ register long __c __asm__ ("r5") = (long)(c); \ register long __d __asm__ ("r6") = (long)(d); \ __asm__ __volatile__ ("l.sys 1" \ : "=r" (__res) \ : "r" (__res), "r" (__a), "r" (__b), "r" (__c), "r" (__d)); \ __asm__ __volatile__ ("l.nop"); \ return(__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) \ { \ register long __res __asm__ ("r11") = __NR_##name; \ register long __a __asm__ ("r3") = (long)(a); \ register long __b __asm__ ("r4") = (long)(b); \ register long __c __asm__ ("r5") = (long)(c); \ register long __d __asm__ ("r6") = (long)(d); \ register long __e __asm__ ("r7") = (long)(e); \ __asm__ __volatile__ ("l.sys 1" \ : "=r" (__res) \ : "r" (__res), "r" (__a), "r" (__b), "r" (__c), "r" (__d), "r" (__e)); \ __asm__ __volatile__ ("l.nop"); \ return(__res); \ } #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 *,usp) 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) /* * 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__ ( "l.addi r11,r0,%1 \n\t" /* __NR_clone */ "l.addi r3,%5,0 \n\t" /* load flags as arg to clone */ "l.sys 1 \n\t" /* syscall */ "l.nop\n" "l.sfeqi r11,0 \n\t" "l.bnf 1f \n\t" /* return if parent */ /* this is in child */ "l.addi r3,%3,0 \n\t" /* child -- load args and call fn */ "l.addi r11,%4,0 \n\t" "l.jr r11 \n\t" "l.nop \n\t" "l.addi r3,r11,0 \n\t" "l.addi r11,r0,%2 \n\t" /* exit after child exits */ "l.sys 1\n" "l.nop\n" /* parent */ "1: \n\t" :"=r" (retval) :"i" (__NR_clone), "i" (__NR_exit), "r" (arg), "r" (fn), "r" (CLONE_VM|flags) :"r1", "r3", "r4", "r9", "r11", "memory" ); return retval; } static inline pid_t wait(int * wait_stat) { return waitpid(-1,wait_stat,0); } #endif #endif /* _ASM_OR32_UNISTD_H */
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