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#ifndef _ASM_PPC_UNISTD_H_
#define _ASM_PPC_UNISTD_H_
 
/*
 * This file contains the system call numbers.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */
 
#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_lchown              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_umount2             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
#define __NR_vhangup            111
#define __NR_idle               112
#define __NR_vm86               113
#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_modify_ldt         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 __NR_setresuid          164
#define __NR_getresuid          165
#define __NR_query_module       166
#define __NR_poll               167
#define __NR_nfsservctl         168
#define __NR_setresgid          169
#define __NR_getresgid          170
#define __NR_prctl              171
#define __NR_rt_sigreturn       172
#define __NR_rt_sigaction       173
#define __NR_rt_sigprocmask     174
#define __NR_rt_sigpending      175
#define __NR_rt_sigtimedwait    176
#define __NR_rt_sigqueueinfo    177
#define __NR_rt_sigsuspend      178
#define __NR_pread              179
#define __NR_pwrite             180
#define __NR_chown              181
#define __NR_getcwd             182
#define __NR_capget             183
#define __NR_capset             184
#define __NR_sigaltstack        185
#define __NR_sendfile           186
#define __NR_getpmsg            187     /* some people actually want streams */
#define __NR_putpmsg            188     /* some people actually want streams */
#define __NR_vfork              189
#define __NR_ugetrlimit         190     /* SuS compliant getrlimit */
#define __NR_readahead          191
#define __NR_mmap2              192
#define __NR_truncate64         193
#define __NR_ftruncate64        194
#define __NR_stat64             195
#define __NR_lstat64            196
#define __NR_fstat64            197
#define __NR_pciconfig_read     198
#define __NR_pciconfig_write    199
#define __NR_pciconfig_iobase   200
#define __NR_multiplexer        201
#define __NR_getdents64         202
#define __NR_pivot_root         203
#define __NR_fcntl64            204
#define __NR_madvise            205
#define __NR_mincore            206
#define __NR_gettid             207
#define __NR_tkill              208
#define __NR_setxattr           209
#define __NR_lsetxattr          210
#define __NR_fsetxattr          211
#define __NR_getxattr           212
#define __NR_lgetxattr          213
#define __NR_fgetxattr          214
#define __NR_listxattr          215
#define __NR_llistxattr         216
#define __NR_flistxattr         217
#define __NR_removexattr        218
#define __NR_lremovexattr       219
#define __NR_fremovexattr       220
#define __NR_futex              221
#define __NR_sched_setaffinity  222     
#define __NR_sched_getaffinity  223
#define __NR_security           224
#define __NR_tuxcall            225
#define __NR_sendfile64         226
#define __NR_io_setup           227
#define __NR_io_destroy         228
#define __NR_io_getevents       229
#define __NR_io_submit          230
#define __NR_io_cancel          231
#define __NR_alloc_hugepages    232
#define __NR_free_hugepages     233
#define __NR_exit_group         234
 
/* On powerpc a system call basically clobbers the same registers like a
 * function call, with the exception of LR (which is needed for the
 * "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
 * an error return status).
 */
 
#define __syscall_nr(nr, type, name, args...)                           \
        unsigned long __sc_ret, __sc_err;                               \
        {                                                               \
                register unsigned long __sc_0  __asm__ ("r0");          \
                register unsigned long __sc_3  __asm__ ("r3");          \
                register unsigned long __sc_4  __asm__ ("r4");          \
                register unsigned long __sc_5  __asm__ ("r5");          \
                register unsigned long __sc_6  __asm__ ("r6");          \
                register unsigned long __sc_7  __asm__ ("r7");          \
                                                                        \
                __sc_loadargs_##nr(name, args);                         \
                __asm__ __volatile__                                    \
                        ("sc           \n\t"                            \
                         "mfcr %0      "                                \
                        : "=&r" (__sc_0),                               \
                          "=&r" (__sc_3),  "=&r" (__sc_4),              \
                          "=&r" (__sc_5),  "=&r" (__sc_6),              \
                          "=&r" (__sc_7)                                \
                        : __sc_asm_input_##nr                           \
                        : "cr0", "ctr", "memory",                       \
                          "r8", "r9", "r10","r11", "r12");              \
                __sc_ret = __sc_3;                                      \
                __sc_err = __sc_0;                                      \
        }                                                               \
        if (__sc_err & 0x10000000)                                      \
        {                                                               \
                errno = __sc_ret;                                       \
                __sc_ret = -1;                                          \
        }                                                               \
        return (type) __sc_ret
 
#define __sc_loadargs_0(name, dummy...)                                 \
        __sc_0 = __NR_##name
#define __sc_loadargs_1(name, arg1)                                     \
        __sc_loadargs_0(name);                                          \
        __sc_3 = (unsigned long) (arg1)
#define __sc_loadargs_2(name, arg1, arg2)                               \
        __sc_loadargs_1(name, arg1);                                    \
        __sc_4 = (unsigned long) (arg2)
#define __sc_loadargs_3(name, arg1, arg2, arg3)                         \
        __sc_loadargs_2(name, arg1, arg2);                              \
        __sc_5 = (unsigned long) (arg3)
#define __sc_loadargs_4(name, arg1, arg2, arg3, arg4)                   \
        __sc_loadargs_3(name, arg1, arg2, arg3);                        \
        __sc_6 = (unsigned long) (arg4)
#define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5)             \
        __sc_loadargs_4(name, arg1, arg2, arg3, arg4);                  \
        __sc_7 = (unsigned long) (arg5)
 
#define __sc_asm_input_0 "0" (__sc_0)
#define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3)
#define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4)
#define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5)
#define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6)
#define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7)
 
#define _syscall0(type,name)                                            \
type name(void)                                                         \
{                                                                       \
        __syscall_nr(0, type, name);                                     \
}
 
#define _syscall1(type,name,type1,arg1)                                 \
type name(type1 arg1)                                                   \
{                                                                       \
        __syscall_nr(1, type, name, arg1);                              \
}
 
#define _syscall2(type,name,type1,arg1,type2,arg2)                      \
type name(type1 arg1, type2 arg2)                                       \
{                                                                       \
        __syscall_nr(2, type, name, arg1, arg2);                        \
}
 
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)           \
type name(type1 arg1, type2 arg2, type3 arg3)                           \
{                                                                       \
        __syscall_nr(3, type, name, arg1, arg2, arg3);                  \
}
 
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4)               \
{                                                                       \
        __syscall_nr(4, type, name, arg1, arg2, arg3, arg4);            \
}
 
#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)   \
{                                                                       \
        __syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5);      \
}
 
#ifdef __KERNEL_SYSCALLS__
 
/*
 * Forking from kernel space will result in the child getting a new,
 * empty kernel stack area.  Thus the child cannot access automatic
 * variables set in the parent unless they are in registers, and the
 * procedure where the fork was done cannot return to its caller in
 * the child.
 */
 
/*
 * System call prototypes.
 */
#define __NR__exit __NR_exit
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 _syscall3(int,read,int,fd,char *,buf,off_t,count)
static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,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);
}
 
#endif /* __KERNEL_SYSCALLS__ */
 
#endif /* _ASM_PPC_UNISTD_H_ */

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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-ppc64/] [unistd.h] - Blame information for rev 1765

Line No.	Rev	Author	Line
1	1275	phoenix	`#ifndef _ASM_PPC_UNISTD_H_`
2			`#define _ASM_PPC_UNISTD_H_`
3
4			`/*`
5			`* This file contains the system call numbers.`
6			`*`
7			`* This program is free software; you can redistribute it and/or`
8			`* modify it under the terms of the GNU General Public License`
9			`* as published by the Free Software Foundation; either version`
10			`* 2 of the License, or (at your option) any later version.`
11			`*/`
12
13			`#define __NR_exit 1`
14			`#define __NR_fork 2`
15			`#define __NR_read 3`
16			`#define __NR_write 4`
17			`#define __NR_open 5`
18			`#define __NR_close 6`
19			`#define __NR_waitpid 7`
20			`#define __NR_creat 8`
21			`#define __NR_link 9`
22			`#define __NR_unlink 10`
23			`#define __NR_execve 11`
24			`#define __NR_chdir 12`
25			`#define __NR_time 13`
26			`#define __NR_mknod 14`
27			`#define __NR_chmod 15`
28			`#define __NR_lchown 16`
29			`#define __NR_break 17`
30			`#define __NR_oldstat 18`
31			`#define __NR_lseek 19`
32			`#define __NR_getpid 20`
33			`#define __NR_mount 21`
34			`#define __NR_umount 22`
35			`#define __NR_setuid 23`
36			`#define __NR_getuid 24`
37			`#define __NR_stime 25`
38			`#define __NR_ptrace 26`
39			`#define __NR_alarm 27`
40			`#define __NR_oldfstat 28`
41			`#define __NR_pause 29`
42			`#define __NR_utime 30`
43			`#define __NR_stty 31`
44			`#define __NR_gtty 32`
45			`#define __NR_access 33`
46			`#define __NR_nice 34`
47			`#define __NR_ftime 35`
48			`#define __NR_sync 36`
49			`#define __NR_kill 37`
50			`#define __NR_rename 38`
51			`#define __NR_mkdir 39`
52			`#define __NR_rmdir 40`
53			`#define __NR_dup 41`
54			`#define __NR_pipe 42`
55			`#define __NR_times 43`
56			`#define __NR_prof 44`
57			`#define __NR_brk 45`
58			`#define __NR_setgid 46`
59			`#define __NR_getgid 47`
60			`#define __NR_signal 48`
61			`#define __NR_geteuid 49`
62			`#define __NR_getegid 50`
63			`#define __NR_acct 51`
64			`#define __NR_umount2 52`
65			`#define __NR_lock 53`
66			`#define __NR_ioctl 54`
67			`#define __NR_fcntl 55`
68			`#define __NR_mpx 56`
69			`#define __NR_setpgid 57`
70			`#define __NR_ulimit 58`
71			`#define __NR_oldolduname 59`
72			`#define __NR_umask 60`
73			`#define __NR_chroot 61`
74			`#define __NR_ustat 62`
75			`#define __NR_dup2 63`
76			`#define __NR_getppid 64`
77			`#define __NR_getpgrp 65`
78			`#define __NR_setsid 66`
79			`#define __NR_sigaction 67`
80			`#define __NR_sgetmask 68`
81			`#define __NR_ssetmask 69`
82			`#define __NR_setreuid 70`
83			`#define __NR_setregid 71`
84			`#define __NR_sigsuspend 72`
85			`#define __NR_sigpending 73`
86			`#define __NR_sethostname 74`
87			`#define __NR_setrlimit 75`
88			`#define __NR_getrlimit 76`
89			`#define __NR_getrusage 77`
90			`#define __NR_gettimeofday 78`
91			`#define __NR_settimeofday 79`
92			`#define __NR_getgroups 80`
93			`#define __NR_setgroups 81`
94			`#define __NR_select 82`
95			`#define __NR_symlink 83`
96			`#define __NR_oldlstat 84`
97			`#define __NR_readlink 85`
98			`#define __NR_uselib 86`
99			`#define __NR_swapon 87`
100			`#define __NR_reboot 88`
101			`#define __NR_readdir 89`
102			`#define __NR_mmap 90`
103			`#define __NR_munmap 91`
104			`#define __NR_truncate 92`
105			`#define __NR_ftruncate 93`
106			`#define __NR_fchmod 94`
107			`#define __NR_fchown 95`
108			`#define __NR_getpriority 96`
109			`#define __NR_setpriority 97`
110			`#define __NR_profil 98`
111			`#define __NR_statfs 99`
112			`#define __NR_fstatfs 100`
113			`#define __NR_ioperm 101`
114			`#define __NR_socketcall 102`
115			`#define __NR_syslog 103`
116			`#define __NR_setitimer 104`
117			`#define __NR_getitimer 105`
118			`#define __NR_stat 106`
119			`#define __NR_lstat 107`
120			`#define __NR_fstat 108`
121			`#define __NR_olduname 109`
122			`#define __NR_iopl 110`
123			`#define __NR_vhangup 111`
124			`#define __NR_idle 112`
125			`#define __NR_vm86 113`
126			`#define __NR_wait4 114`
127			`#define __NR_swapoff 115`
128			`#define __NR_sysinfo 116`
129			`#define __NR_ipc 117`
130			`#define __NR_fsync 118`
131			`#define __NR_sigreturn 119`
132			`#define __NR_clone 120`
133			`#define __NR_setdomainname 121`
134			`#define __NR_uname 122`
135			`#define __NR_modify_ldt 123`
136			`#define __NR_adjtimex 124`
137			`#define __NR_mprotect 125`
138			`#define __NR_sigprocmask 126`
139			`#define __NR_create_module 127`
140			`#define __NR_init_module 128`
141			`#define __NR_delete_module 129`
142			`#define __NR_get_kernel_syms 130`
143			`#define __NR_quotactl 131`
144			`#define __NR_getpgid 132`
145			`#define __NR_fchdir 133`
146			`#define __NR_bdflush 134`
147			`#define __NR_sysfs 135`
148			`#define __NR_personality 136`
149			`#define __NR_afs_syscall 137 /* Syscall for Andrew File System */`
150			`#define __NR_setfsuid 138`
151			`#define __NR_setfsgid 139`
152			`#define __NR__llseek 140`
153			`#define __NR_getdents 141`
154			`#define __NR__newselect 142`
155			`#define __NR_flock 143`
156			`#define __NR_msync 144`
157			`#define __NR_readv 145`
158			`#define __NR_writev 146`
159			`#define __NR_getsid 147`
160			`#define __NR_fdatasync 148`
161			`#define __NR__sysctl 149`
162			`#define __NR_mlock 150`
163			`#define __NR_munlock 151`
164			`#define __NR_mlockall 152`
165			`#define __NR_munlockall 153`
166			`#define __NR_sched_setparam 154`
167			`#define __NR_sched_getparam 155`
168			`#define __NR_sched_setscheduler 156`
169			`#define __NR_sched_getscheduler 157`
170			`#define __NR_sched_yield 158`
171			`#define __NR_sched_get_priority_max 159`
172			`#define __NR_sched_get_priority_min 160`
173			`#define __NR_sched_rr_get_interval 161`
174			`#define __NR_nanosleep 162`
175			`#define __NR_mremap 163`
176			`#define __NR_setresuid 164`
177			`#define __NR_getresuid 165`
178			`#define __NR_query_module 166`
179			`#define __NR_poll 167`
180			`#define __NR_nfsservctl 168`
181			`#define __NR_setresgid 169`
182			`#define __NR_getresgid 170`
183			`#define __NR_prctl 171`
184			`#define __NR_rt_sigreturn 172`
185			`#define __NR_rt_sigaction 173`
186			`#define __NR_rt_sigprocmask 174`
187			`#define __NR_rt_sigpending 175`
188			`#define __NR_rt_sigtimedwait 176`
189			`#define __NR_rt_sigqueueinfo 177`
190			`#define __NR_rt_sigsuspend 178`
191			`#define __NR_pread 179`
192			`#define __NR_pwrite 180`
193			`#define __NR_chown 181`
194			`#define __NR_getcwd 182`
195			`#define __NR_capget 183`
196			`#define __NR_capset 184`
197			`#define __NR_sigaltstack 185`
198			`#define __NR_sendfile 186`
199			`#define __NR_getpmsg 187 /* some people actually want streams */`
200			`#define __NR_putpmsg 188 /* some people actually want streams */`
201			`#define __NR_vfork 189`
202			`#define __NR_ugetrlimit 190 /* SuS compliant getrlimit */`
203			`#define __NR_readahead 191`
204			`#define __NR_mmap2 192`
205			`#define __NR_truncate64 193`
206			`#define __NR_ftruncate64 194`
207			`#define __NR_stat64 195`
208			`#define __NR_lstat64 196`
209			`#define __NR_fstat64 197`
210			`#define __NR_pciconfig_read 198`
211			`#define __NR_pciconfig_write 199`
212			`#define __NR_pciconfig_iobase 200`
213			`#define __NR_multiplexer 201`
214			`#define __NR_getdents64 202`
215			`#define __NR_pivot_root 203`
216			`#define __NR_fcntl64 204`
217			`#define __NR_madvise 205`
218			`#define __NR_mincore 206`
219			`#define __NR_gettid 207`
220			`#define __NR_tkill 208`
221			`#define __NR_setxattr 209`
222			`#define __NR_lsetxattr 210`
223			`#define __NR_fsetxattr 211`
224			`#define __NR_getxattr 212`
225			`#define __NR_lgetxattr 213`
226			`#define __NR_fgetxattr 214`
227			`#define __NR_listxattr 215`
228			`#define __NR_llistxattr 216`
229			`#define __NR_flistxattr 217`
230			`#define __NR_removexattr 218`
231			`#define __NR_lremovexattr 219`
232			`#define __NR_fremovexattr 220`
233			`#define __NR_futex 221`
234			`#define __NR_sched_setaffinity 222`
235			`#define __NR_sched_getaffinity 223`
236			`#define __NR_security 224`
237			`#define __NR_tuxcall 225`
238			`#define __NR_sendfile64 226`
239			`#define __NR_io_setup 227`
240			`#define __NR_io_destroy 228`
241			`#define __NR_io_getevents 229`
242			`#define __NR_io_submit 230`
243			`#define __NR_io_cancel 231`
244			`#define __NR_alloc_hugepages 232`
245			`#define __NR_free_hugepages 233`
246			`#define __NR_exit_group 234`
247
248			`/* On powerpc a system call basically clobbers the same registers like a`
249			`* function call, with the exception of LR (which is needed for the`
250			`* "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal`
251			`* an error return status).`
252			`*/`
253
254			`#define __syscall_nr(nr, type, name, args...) \`
255			`unsigned long __sc_ret, __sc_err; \`
256			`{ \`
257			`register unsigned long __sc_0 __asm__ ("r0"); \`
258			`register unsigned long __sc_3 __asm__ ("r3"); \`
259			`register unsigned long __sc_4 __asm__ ("r4"); \`
260			`register unsigned long __sc_5 __asm__ ("r5"); \`
261			`register unsigned long __sc_6 __asm__ ("r6"); \`
262			`register unsigned long __sc_7 __asm__ ("r7"); \`
263			`\`
264			`__sc_loadargs_##nr(name, args); \`
265			`__asm__ __volatile__ \`
266			`("sc \n\t" \`
267			`"mfcr %0 " \`
268			`: "=&r" (__sc_0), \`
269			`"=&r" (__sc_3), "=&r" (__sc_4), \`
270			`"=&r" (__sc_5), "=&r" (__sc_6), \`
271			`"=&r" (__sc_7) \`
272			`: __sc_asm_input_##nr \`
273			`: "cr0", "ctr", "memory", \`
274			`"r8", "r9", "r10","r11", "r12"); \`
275			`__sc_ret = __sc_3; \`
276			`__sc_err = __sc_0; \`
277			`} \`
278			`if (__sc_err & 0x10000000) \`
279			`{ \`
280			`errno = __sc_ret; \`
281			`__sc_ret = -1; \`
282			`} \`
283			`return (type) __sc_ret`
284
285			`#define __sc_loadargs_0(name, dummy...) \`
286			`__sc_0 = __NR_##name`
287			`#define __sc_loadargs_1(name, arg1) \`
288			`__sc_loadargs_0(name); \`
289			`__sc_3 = (unsigned long) (arg1)`
290			`#define __sc_loadargs_2(name, arg1, arg2) \`
291			`__sc_loadargs_1(name, arg1); \`
292			`__sc_4 = (unsigned long) (arg2)`
293			`#define __sc_loadargs_3(name, arg1, arg2, arg3) \`
294			`__sc_loadargs_2(name, arg1, arg2); \`
295			`__sc_5 = (unsigned long) (arg3)`
296			`#define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \`
297			`__sc_loadargs_3(name, arg1, arg2, arg3); \`
298			`__sc_6 = (unsigned long) (arg4)`
299			`#define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \`
300			`__sc_loadargs_4(name, arg1, arg2, arg3, arg4); \`
301			`__sc_7 = (unsigned long) (arg5)`
302
303			`#define __sc_asm_input_0 "0" (__sc_0)`
304			`#define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3)`
305			`#define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4)`
306			`#define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5)`
307			`#define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6)`
308			`#define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7)`
309
310			`#define _syscall0(type,name) \`
311			`type name(void) \`
312			`{ \`
313			`__syscall_nr(0, type, name); \`
314			`}`
315
316			`#define _syscall1(type,name,type1,arg1) \`
317			`type name(type1 arg1) \`
318			`{ \`
319			`__syscall_nr(1, type, name, arg1); \`
320			`}`
321
322			`#define _syscall2(type,name,type1,arg1,type2,arg2) \`
323			`type name(type1 arg1, type2 arg2) \`
324			`{ \`
325			`__syscall_nr(2, type, name, arg1, arg2); \`
326			`}`
327
328			`#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \`
329			`type name(type1 arg1, type2 arg2, type3 arg3) \`
330			`{ \`
331			`__syscall_nr(3, type, name, arg1, arg2, arg3); \`
332			`}`
333
334			`#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \`
335			`type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \`
336			`{ \`
337			`__syscall_nr(4, type, name, arg1, arg2, arg3, arg4); \`
338			`}`
339
340			`#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \`
341			`type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \`
342			`{ \`
343			`__syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \`
344			`}`
345
346			`#ifdef __KERNEL_SYSCALLS__`
347
348			`/*`
349			`* Forking from kernel space will result in the child getting a new,`
350			`* empty kernel stack area. Thus the child cannot access automatic`
351			`* variables set in the parent unless they are in registers, and the`
352			`* procedure where the fork was done cannot return to its caller in`
353			`* the child.`
354			`*/`
355
356			`/*`
357			`* System call prototypes.`
358			`*/`
359			`#define __NR__exit __NR_exit`
360			`static inline _syscall0(int,pause)`
361			`static inline _syscall0(int,sync)`
362			`static inline _syscall0(pid_t,setsid)`
363			`static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)`
364			`static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)`
365			`static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)`
366			`static inline _syscall1(int,dup,int,fd)`
367			`static inline _syscall3(int,execve,const char ,file,char ,argv,char *,envp)`
368			`static inline _syscall3(int,open,const char *,file,int,flag,int,mode)`
369			`static inline _syscall1(int,close,int,fd)`
370			`static inline _syscall1(int,_exit,int,exitcode)`
371			`static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)`
372			`static inline _syscall1(int,delete_module,const char *,name)`
373
374			`static inline pid_t wait(int * wait_stat)`
375			`{`
376			`return waitpid(-1,wait_stat,0);`
377			`}`
378
379			`#endif /* __KERNEL_SYSCALLS__ */`
380
381			`#endif /* _ASM_PPC_UNISTD_H_ */`