patch-2.3.99-pre8 linux/include/asm-s390/unistd.h

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diff -u --recursive --new-file v2.3.99-pre7/linux/include/asm-s390/unistd.h linux/include/asm-s390/unistd.h
@@ -0,0 +1,374 @@
+/*
+ *  include/asm-s390/unistd.h
+ *
+ *  S390 version
+ *
+ *  Derived from "include/asm-i386/unistd.h"
+ */
+
+#ifndef _ASM_S390_UNISTD_H_
+#define _ASM_S390_UNISTD_H_
+
+/*
+ * This file contains the system call numbers.
+ */
+
+#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_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_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_pause               29
+#define __NR_utime               30
+#define __NR_access              33
+#define __NR_nice                34
+#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_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_ioctl               54
+#define __NR_fcntl               55
+#define __NR_setpgid             57
+#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_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_symlink             83
+#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_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_vhangup            111
+#define __NR_idle               112
+#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_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       167
+#define __NR_poll               168
+#define __NR_nfsservctl         169
+#define __NR_setresgid          170
+#define __NR_getresgid          171
+#define __NR_prctl              172
+#define __NR_rt_sigreturn       173
+#define __NR_rt_sigaction       174
+#define __NR_rt_sigprocmask     175
+#define __NR_rt_sigpending      176
+#define __NR_rt_sigtimedwait    177
+#define __NR_rt_sigqueueinfo    178
+#define __NR_rt_sigsuspend      179
+#define __NR_pread              180
+#define __NR_pwrite             181
+#define __NR_chown              182
+#define __NR_getcwd             183
+#define __NR_capget             184
+#define __NR_capset             185
+#define __NR_sigaltstack        186
+#define __NR_sendfile           187
+#define __NR_vfork		190
+#define __NR_ugetrlimit		191	/* SuS compliant getrlimit */
+#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_lchown32		198
+#define __NR_getuid32		199
+#define __NR_getgid32		200
+#define __NR_geteuid32		201
+#define __NR_getegid32		202
+#define __NR_setreuid32		203
+#define __NR_setregid32		204
+#define __NR_getgroups32	205
+#define __NR_setgroups32	206
+#define __NR_fchown32		207
+#define __NR_setresuid32	208
+#define __NR_getresuid32	209
+#define __NR_setresgid32	210
+#define __NR_getresgid32	211
+#define __NR_chown32		212
+#define __NR_setuid32		213
+#define __NR_setgid32		214
+#define __NR_setfsuid32		215
+#define __NR_setfsgid32		216
+#define __NR_pivot_root         217
+#define __NR_mincore            218
+#define __NR_madvise            219
+
+
+/* user-visible error numbers are in the range -1 - -122: see <asm-s390/errno.h> */
+
+#define __syscall_return(type, res)                          \
+do {                                                         \
+        if ((unsigned long)(res) >= (unsigned long)(-125)) { \
+                errno = -(res);                              \
+                res = -1;                                    \
+        }                                                    \
+        return (type) (res);                                 \
+} while (0)
+
+#define _svc_clobber "cc", "memory"
+
+#define _syscall0(type,name)                                 \
+type name(void) {                                            \
+        long __res;                                          \
+        __asm__ __volatile__ (                               \
+                "    svc %b1\n"                              \
+                "    lr  %0,2"                               \
+                : "=d" (__res)                               \
+                : "i" (__NR_##name)                          \
+                : _svc_clobber );                            \
+        __syscall_return(type,__res);                        \
+}
+
+#define _syscall1(type,name,type1,arg1)                      \
+type name(type1 arg1) {                                      \
+        register type1 __arg1 asm("2") = arg1;               \
+        long __res;                                          \
+        __asm__ __volatile__ (                               \
+                "    svc %b1\n"                              \
+                "    lr  %0,2"                               \
+                : "=d" (__res)                               \
+                : "i" (__NR_##name),                         \
+                  "d" (__arg1)                               \
+                : _svc_clobber );                            \
+        __syscall_return(type,__res);                        \
+}
+
+#define _syscall2(type,name,type1,arg1,type2,arg2)           \
+type name(type1 arg1, type2 arg2) {                          \
+        register type1 __arg1 asm("2") = arg1;               \
+        register type2 __arg2 asm("3") = arg2;               \
+        long __res;                                          \
+        __asm__ __volatile__ (                               \
+                "    svc %b1\n"                              \
+                "    lr  %0,2"                               \
+                : "=d" (__res)                               \
+                : "i" (__NR_##name),                         \
+                  "d" (__arg1),                              \
+                  "d" (__arg2)                               \
+                : _svc_clobber );                            \
+        __syscall_return(type,__res);                        \
+}
+
+#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)\
+type name(type1 arg1, type2 arg2, type3 arg3) {              \
+        register type1 __arg1 asm("2") = arg1;               \
+        register type2 __arg2 asm("3") = arg2;               \
+        register type3 __arg3 asm("4") = arg3;               \
+        long __res;                                          \
+        __asm__ __volatile__ (                               \
+                "    svc %b1\n"                              \
+                "    lr  %0,2"                               \
+                : "=d" (__res)                               \
+                : "i" (__NR_##name),                         \
+                  "d" (__arg1),                              \
+                  "d" (__arg2),                              \
+                  "d" (__arg3)                               \
+                : _svc_clobber );                            \
+        __syscall_return(type,__res);                        \
+}
+
+#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,\
+                  type4,name4)                               \
+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) {  \
+        register type1 __arg1 asm("2") = arg1;               \
+        register type2 __arg2 asm("3") = arg2;               \
+        register type3 __arg3 asm("4") = arg3;               \
+        register type4 __arg4 asm("5") = arg4;               \
+        long __res;                                          \
+        __asm__ __volatile__ (                               \
+                "    svc %b1\n"                              \
+                "    lr  %0,2"                               \
+                : "=d" (__res)                               \
+                : "i" (__NR_##name),                         \
+                  "d" (__arg1),                              \
+                  "d" (__arg2),                              \
+                  "d" (__arg3),                              \
+                  "d" (__arg4)                               \
+                : _svc_clobber );                            \
+        __syscall_return(type,__res);                        \
+}
+
+#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,\
+                  type4,name4,type5,name5)                   \
+type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4,    \
+          type5 arg5) {                                      \
+        register type1 __arg1 asm("2") = arg1;               \
+        register type2 __arg2 asm("3") = arg2;               \
+        register type3 __arg3 asm("4") = arg3;               \
+        register type4 __arg4 asm("5") = arg4;               \
+        register type5 __arg5 asm("6") = arg5;               \
+        long __res;                                          \
+        __asm__ __volatile__ (                               \
+                "    svc %b1\n"                              \
+                "    lr  %0,2"                               \
+                : "=d" (__res)                               \
+                : "i" (__NR_##name),                         \
+                  "d" (__arg1),                              \
+                  "d" (__arg2),                              \
+                  "d" (__arg3),                              \
+                  "d" (__arg4),                              \
+                  "d" (__arg5)                               \
+                : _svc_clobber );                            \
+        __syscall_return(type,__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,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 _syscall1(int,delete_module,const char *,name)
+static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf)
+
+extern int sys_wait4(int, int *, int, struct rusage *);
+static inline pid_t waitpid(int pid, int * wait_stat, int flags)
+{
+        return sys_wait4(pid, wait_stat, flags, NULL);
+}
+
+static inline pid_t wait(int * wait_stat)
+{
+        return waitpid(-1,wait_stat,0);
+}
+
+#endif
+
+#endif /* _ASM_S390_UNISTD_H_ */

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