405 lines
13 KiB
C
405 lines
13 KiB
C
/*
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* include/asm-v850/unistd.h -- System call numbers and invocation mechanism
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*
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* Copyright (C) 2001,02,03,04 NEC Electronics Corporation
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* Copyright (C) 2001,02,03,04 Miles Bader <miles@gnu.org>
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file COPYING in the main directory of this
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* archive for more details.
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*
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* Written by Miles Bader <miles@gnu.org>
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*/
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#ifndef __V850_UNISTD_H__
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#define __V850_UNISTD_H__
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#define __NR_restart_syscall 0
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#define __NR_exit 1
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#define __NR_fork 2
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#define __NR_read 3
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#define __NR_write 4
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#define __NR_open 5
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#define __NR_close 6
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#define __NR_waitpid 7
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#define __NR_creat 8
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#define __NR_link 9
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#define __NR_unlink 10
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#define __NR_execve 11
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#define __NR_chdir 12
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#define __NR_time 13
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#define __NR_mknod 14
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#define __NR_chmod 15
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#define __NR_chown 16
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#define __NR_break 17
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#define __NR_lseek 19
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#define __NR_getpid 20
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#define __NR_mount 21
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#define __NR_umount 22
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#define __NR_setuid 23
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#define __NR_getuid 24
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#define __NR_stime 25
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#define __NR_ptrace 26
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#define __NR_alarm 27
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#define __NR_pause 29
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#define __NR_utime 30
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#define __NR_stty 31
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#define __NR_gtty 32
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#define __NR_access 33
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#define __NR_nice 34
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#define __NR_ftime 35
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#define __NR_sync 36
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#define __NR_kill 37
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#define __NR_rename 38
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#define __NR_mkdir 39
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#define __NR_rmdir 40
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#define __NR_dup 41
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#define __NR_pipe 42
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#define __NR_times 43
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#define __NR_prof 44
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#define __NR_brk 45
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#define __NR_setgid 46
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#define __NR_getgid 47
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#define __NR_signal 48
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#define __NR_geteuid 49
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#define __NR_getegid 50
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#define __NR_acct 51
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#define __NR_umount2 52
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#define __NR_lock 53
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#define __NR_ioctl 54
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#define __NR_fcntl 55
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#define __NR_setpgid 57
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#define __NR_umask 60
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#define __NR_chroot 61
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#define __NR_ustat 62
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#define __NR_dup2 63
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#define __NR_getppid 64
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#define __NR_getpgrp 65
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#define __NR_setsid 66
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#define __NR_sigaction 67
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#define __NR_sgetmask 68
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#define __NR_ssetmask 69
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#define __NR_setreuid 70
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#define __NR_setregid 71
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#define __NR_sigsuspend 72
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#define __NR_sigpending 73
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#define __NR_sethostname 74
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#define __NR_setrlimit 75
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#define __NR_ugetrlimit 76
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#define __NR_getrusage 77
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#define __NR_gettimeofday 78
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#define __NR_settimeofday 79
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#define __NR_getgroups 80
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#define __NR_setgroups 81
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#define __NR_select 82
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#define __NR_symlink 83
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#define __NR_readlink 85
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#define __NR_uselib 86
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#define __NR_swapon 87
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#define __NR_reboot 88
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#define __NR_readdir 89
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#define __NR_mmap 90
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#define __NR_munmap 91
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#define __NR_truncate 92
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#define __NR_ftruncate 93
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#define __NR_fchmod 94
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#define __NR_fchown 95
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#define __NR_getpriority 96
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#define __NR_setpriority 97
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#define __NR_profil 98
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#define __NR_statfs 99
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#define __NR_fstatfs 100
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#define __NR_socketcall 102
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#define __NR_syslog 103
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#define __NR_setitimer 104
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#define __NR_getitimer 105
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#define __NR_stat 106
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#define __NR_lstat 107
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#define __NR_fstat 108
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#define __NR_vhangup 111
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#define __NR_wait4 114
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#define __NR_swapoff 115
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#define __NR_sysinfo 116
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#define __NR_ipc 117
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#define __NR_fsync 118
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#define __NR_sigreturn 119
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#define __NR_clone 120
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#define __NR_setdomainname 121
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#define __NR_uname 122
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#define __NR_cacheflush 123
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#define __NR_adjtimex 124
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#define __NR_mprotect 125
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#define __NR_sigprocmask 126
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#define __NR_create_module 127
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#define __NR_init_module 128
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#define __NR_delete_module 129
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#define __NR_get_kernel_syms 130
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#define __NR_quotactl 131
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#define __NR_getpgid 132
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#define __NR_fchdir 133
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#define __NR_bdflush 134
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#define __NR_sysfs 135
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#define __NR_personality 136
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#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
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#define __NR_setfsuid 138
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#define __NR_setfsgid 139
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#define __NR__llseek 140
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#define __NR_getdents 141
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#define __NR_flock 143
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#define __NR_msync 144
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#define __NR_readv 145
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#define __NR_writev 146
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#define __NR_getsid 147
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#define __NR_fdatasync 148
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#define __NR__sysctl 149
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#define __NR_mlock 150
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#define __NR_munlock 151
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#define __NR_mlockall 152
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#define __NR_munlockall 153
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#define __NR_sched_setparam 154
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#define __NR_sched_getparam 155
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#define __NR_sched_setscheduler 156
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#define __NR_sched_getscheduler 157
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#define __NR_sched_yield 158
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#define __NR_sched_get_priority_max 159
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#define __NR_sched_get_priority_min 160
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#define __NR_sched_rr_get_interval 161
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#define __NR_nanosleep 162
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#define __NR_mremap 163
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#define __NR_setresuid 164
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#define __NR_getresuid 165
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#define __NR_query_module 167
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#define __NR_poll 168
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#define __NR_nfsservctl 169
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#define __NR_setresgid 170
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#define __NR_getresgid 171
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#define __NR_prctl 172
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#define __NR_rt_sigreturn 173
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#define __NR_rt_sigaction 174
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#define __NR_rt_sigprocmask 175
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#define __NR_rt_sigpending 176
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#define __NR_rt_sigtimedwait 177
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#define __NR_rt_sigqueueinfo 178
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#define __NR_rt_sigsuspend 179
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#define __NR_pread 180
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#define __NR_pwrite 181
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#define __NR_lchown 182
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#define __NR_getcwd 183
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#define __NR_capget 184
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#define __NR_capset 185
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#define __NR_sigaltstack 186
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#define __NR_sendfile 187
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#define __NR_getpmsg 188 /* some people actually want streams */
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#define __NR_putpmsg 189 /* some people actually want streams */
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#define __NR_vfork 190
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#define __NR_mmap2 192
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#define __NR_truncate64 193
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#define __NR_ftruncate64 194
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#define __NR_stat64 195
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#define __NR_lstat64 196
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#define __NR_fstat64 197
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#define __NR_fcntl64 198
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#define __NR_getdents64 199
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#define __NR_pivot_root 200
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#define __NR_gettid 201
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#define __NR_tkill 202
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/* Syscall protocol:
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Syscall number in r12, args in r6-r9, r13-r14
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Return value in r10
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Trap 0 for `short' syscalls, where all the args can fit in function
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call argument registers, and trap 1 when there are additional args in
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r13-r14. */
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#define SYSCALL_NUM "r12"
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#define SYSCALL_ARG0 "r6"
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#define SYSCALL_ARG1 "r7"
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#define SYSCALL_ARG2 "r8"
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#define SYSCALL_ARG3 "r9"
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#define SYSCALL_ARG4 "r13"
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#define SYSCALL_ARG5 "r14"
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#define SYSCALL_RET "r10"
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#define SYSCALL_SHORT_TRAP "0"
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#define SYSCALL_LONG_TRAP "1"
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/* Registers clobbered by any syscall. This _doesn't_ include the syscall
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number (r12) or the `extended arg' registers (r13, r14), even though
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they are actually clobbered too (this is because gcc's `asm' statement
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doesn't allow a clobber to be used as an input or output). */
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#define SYSCALL_CLOBBERS "r1", "r5", "r11", "r15", "r16", \
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"r17", "r18", "r19"
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/* Registers clobbered by a `short' syscall. This includes all clobbers
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except the syscall number (r12). */
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#define SYSCALL_SHORT_CLOBBERS SYSCALL_CLOBBERS, "r13", "r14"
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#ifdef __KERNEL__
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#include <asm/clinkage.h>
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#include <linux/err.h>
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#define __syscall_return(type, res) \
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do { \
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/* user-visible error numbers are in the range -1 - -MAX_ERRNO: \
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see <asm-v850/errno.h> */ \
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if (__builtin_expect ((unsigned long)(res) >= (unsigned long)(-MAX_ERRNO), 0)) { \
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errno = -(res); \
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res = -1; \
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} \
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return (type) (res); \
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} while (0)
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#define _syscall0(type, name) \
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type name (void) \
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{ \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
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: "=r" (__ret), "=r" (__syscall) \
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: "1" (__syscall) \
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: SYSCALL_SHORT_CLOBBERS); \
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__syscall_return (type, __ret); \
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}
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#define _syscall1(type, name, atype, a) \
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type name (atype a) \
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{ \
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register atype __a __asm__ (SYSCALL_ARG0) = a; \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
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: "=r" (__ret), "=r" (__syscall) \
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: "1" (__syscall), "r" (__a) \
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: SYSCALL_SHORT_CLOBBERS); \
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__syscall_return (type, __ret); \
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}
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#define _syscall2(type, name, atype, a, btype, b) \
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type name (atype a, btype b) \
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{ \
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register atype __a __asm__ (SYSCALL_ARG0) = a; \
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register btype __b __asm__ (SYSCALL_ARG1) = b; \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
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: "=r" (__ret), "=r" (__syscall) \
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: "1" (__syscall), "r" (__a), "r" (__b) \
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: SYSCALL_SHORT_CLOBBERS); \
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__syscall_return (type, __ret); \
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}
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#define _syscall3(type, name, atype, a, btype, b, ctype, c) \
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type name (atype a, btype b, ctype c) \
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{ \
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register atype __a __asm__ (SYSCALL_ARG0) = a; \
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register btype __b __asm__ (SYSCALL_ARG1) = b; \
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register ctype __c __asm__ (SYSCALL_ARG2) = c; \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
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: "=r" (__ret), "=r" (__syscall) \
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: "1" (__syscall), "r" (__a), "r" (__b), "r" (__c) \
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: SYSCALL_SHORT_CLOBBERS); \
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__syscall_return (type, __ret); \
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}
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#define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \
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type name (atype a, btype b, ctype c, dtype d) \
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{ \
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register atype __a __asm__ (SYSCALL_ARG0) = a; \
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register btype __b __asm__ (SYSCALL_ARG1) = b; \
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register ctype __c __asm__ (SYSCALL_ARG2) = c; \
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register dtype __d __asm__ (SYSCALL_ARG3) = d; \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__asm__ __volatile__ ("trap " SYSCALL_SHORT_TRAP \
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: "=r" (__ret), "=r" (__syscall) \
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: "1" (__syscall), \
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"r" (__a), "r" (__b), "r" (__c), "r" (__d) \
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: SYSCALL_SHORT_CLOBBERS); \
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__syscall_return (type, __ret); \
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}
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#define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, etype,e)\
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type name (atype a, btype b, ctype c, dtype d, etype e) \
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{ \
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register atype __a __asm__ (SYSCALL_ARG0) = a; \
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register btype __b __asm__ (SYSCALL_ARG1) = b; \
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register ctype __c __asm__ (SYSCALL_ARG2) = c; \
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register dtype __d __asm__ (SYSCALL_ARG3) = d; \
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register etype __e __asm__ (SYSCALL_ARG4) = e; \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
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: "=r" (__ret), "=r" (__syscall), "=r" (__e) \
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: "1" (__syscall), \
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"r" (__a), "r" (__b), "r" (__c), "r" (__d), "2" (__e) \
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: SYSCALL_CLOBBERS); \
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__syscall_return (type, __ret); \
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}
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#define __SYSCALL6_TRAP(syscall, ret, a, b, c, d, e, f) \
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__asm__ __volatile__ ("trap " SYSCALL_LONG_TRAP \
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: "=r" (ret), "=r" (syscall), \
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"=r" (e), "=r" (f) \
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: "1" (syscall), \
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"r" (a), "r" (b), "r" (c), "r" (d), \
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"2" (e), "3" (f) \
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: SYSCALL_CLOBBERS);
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#define _syscall6(type, name, atype, a, btype, b, ctype, c, dtype, d, etype, e, ftype, f) \
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type name (atype a, btype b, ctype c, dtype d, etype e, ftype f) \
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{ \
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register atype __a __asm__ (SYSCALL_ARG0) = a; \
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register btype __b __asm__ (SYSCALL_ARG1) = b; \
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register ctype __c __asm__ (SYSCALL_ARG2) = c; \
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register dtype __d __asm__ (SYSCALL_ARG3) = d; \
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register etype __e __asm__ (SYSCALL_ARG4) = e; \
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register etype __f __asm__ (SYSCALL_ARG5) = f; \
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register unsigned long __syscall __asm__ (SYSCALL_NUM) = __NR_##name; \
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register unsigned long __ret __asm__ (SYSCALL_RET); \
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__SYSCALL6_TRAP(__syscall, __ret, __a, __b, __c, __d, __e, __f); \
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__syscall_return (type, __ret); \
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}
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#define __ARCH_WANT_IPC_PARSE_VERSION
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#define __ARCH_WANT_OLD_READDIR
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#define __ARCH_WANT_STAT64
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#define __ARCH_WANT_SYS_ALARM
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#define __ARCH_WANT_SYS_GETHOSTNAME
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#define __ARCH_WANT_SYS_PAUSE
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#define __ARCH_WANT_SYS_SGETMASK
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#define __ARCH_WANT_SYS_SIGNAL
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#define __ARCH_WANT_SYS_TIME
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#define __ARCH_WANT_SYS_UTIME
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#define __ARCH_WANT_SYS_WAITPID
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#define __ARCH_WANT_SYS_SOCKETCALL
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#define __ARCH_WANT_SYS_FADVISE64
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#define __ARCH_WANT_SYS_GETPGRP
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#define __ARCH_WANT_SYS_LLSEEK
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#define __ARCH_WANT_SYS_NICE
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#define __ARCH_WANT_SYS_OLDUMOUNT
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#define __ARCH_WANT_SYS_SIGPENDING
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#define __ARCH_WANT_SYS_SIGPROCMASK
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#define __ARCH_WANT_SYS_RT_SIGACTION
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/*
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* "Conditional" syscalls
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*/
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#define cond_syscall(name) \
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asm (".weak\t" C_SYMBOL_STRING(name) ";" \
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".set\t" C_SYMBOL_STRING(name) "," C_SYMBOL_STRING(sys_ni_syscall))
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#if 0
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/* This doesn't work if there's a function prototype for NAME visible,
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because the argument types probably won't match. */
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#define cond_syscall(name) \
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void name (void) __attribute__ ((weak, alias ("sys_ni_syscall")));
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#endif
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#endif /* __KERNEL__ */
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#endif /* __V850_UNISTD_H__ */
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