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Merge tag 'v3.10.55' into update
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / mips / kernel / scall64-n32.S
CommitLineData
1da177e4
LT		 1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1995, 96, 97, 98, 99, 2000, 01 by Ralf Baechle
7 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
8 * Copyright (C) 2001 MIPS Technologies, Inc.
9 */
1da177e4
LT		 10#include <linux/errno.h>
11#include <asm/asm.h>
12#include <asm/asmmacro.h>
192ef366 13#include <asm/irqflags.h>
1da177e4
LT		 14#include <asm/mipsregs.h>
15#include <asm/regdef.h>
16#include <asm/stackframe.h>
17#include <asm/thread_info.h>
18#include <asm/unistd.h>
19
1da177e4
LT		 20#ifndef CONFIG_MIPS32_O32
21/* No O32, so define handle_sys here */
22#define handle_sysn32 handle_sys
23#endif
24
70342287 25 .align 5
1da177e4
LT		 26NESTED(handle_sysn32, PT_SIZE, sp)
27#ifndef CONFIG_MIPS32_O32
28 .set noat
29 SAVE_SOME
eae6c0da 30 TRACE_IRQS_ON_RELOAD
1da177e4
LT		 31 STI
32 .set at
33#endif
34
35 dsubu t0, v0, __NR_N32_Linux # check syscall number
70342287 36 sltiu t0, t0, __NR_N32_Linux_syscalls + 1
1da177e4
LT		 37
38#ifndef CONFIG_MIPS32_O32
39 ld t1, PT_EPC(sp) # skip syscall on return
40 daddiu t1, 4 # skip to next instruction
41 sd t1, PT_EPC(sp)
42#endif
43 beqz t0, not_n32_scall
44
45 dsll t0, v0, 3 # offset into table
46 ld t2, (sysn32_call_table - (__NR_N32_Linux * 8))(t0)
47
48 sd a3, PT_R26(sp) # save a3 for syscall restarting
49
1b91a02f 50 li t1, _TIF_WORK_SYSCALL_ENTRY
1da177e4
LT		 51 LONG_L t0, TI_FLAGS($28) # syscall tracing enabled?
52 and t0, t1, t0
53 bnez t0, n32_syscall_trace_entry
54
55 jalr t2 # Do The Real Thing (TM)
56
57 li t0, -EMAXERRNO - 1 # error?
58 sltu t0, t0, v0
59 sd t0, PT_R7(sp) # set error flag
60 beqz t0, 1f
61
8f5a00eb 62 ld t1, PT_R2(sp) # syscall number
1da177e4 63 dnegu v0 # error
8f5a00eb 64 sd t1, PT_R0(sp) # save it for syscall restarting
1da177e4
LT		 651: sd v0, PT_R2(sp) # result
66
02f884ed 67 j syscall_exit_partial
1da177e4
LT		 68
69/* ------------------------------------------------------------------------ */
70
71n32_syscall_trace_entry:
72 SAVE_STATIC
73 move s0, t2
74 move a0, sp
8b659a39 75 jal syscall_trace_enter
1da177e4 76
04a7052c
RB		 77 move t0, s0
78 RESTORE_STATIC
1da177e4
LT		 79 ld a0, PT_R4(sp) # Restore argument registers
80 ld a1, PT_R5(sp)
81 ld a2, PT_R6(sp)
82 ld a3, PT_R7(sp)
83 ld a4, PT_R8(sp)
84 ld a5, PT_R9(sp)
04a7052c 85 jalr t0
1da177e4
LT		 86
87 li t0, -EMAXERRNO - 1 # error?
88 sltu t0, t0, v0
89 sd t0, PT_R7(sp) # set error flag
90 beqz t0, 1f
91
8f5a00eb 92 ld t1, PT_R2(sp) # syscall number
1da177e4 93 dnegu v0 # error
8f5a00eb 94 sd t1, PT_R0(sp) # save it for syscall restarting
1da177e4
LT		 951: sd v0, PT_R2(sp) # result
96
97 j syscall_exit
98
99not_n32_scall:
100 /* This is not an n32 compatibility syscall, pass it on to
101 the n64 syscall handlers. */
102 j handle_sys64
103
104 END(handle_sysn32)
105
106EXPORT(sysn32_call_table)
107 PTR sys_read /* 6000 */
108 PTR sys_write
109 PTR sys_open
110 PTR sys_close
111 PTR sys_newstat
112 PTR sys_newfstat /* 6005 */
113 PTR sys_newlstat
114 PTR sys_poll
115 PTR sys_lseek
dbda6ac0 116 PTR sys_mips_mmap
1da177e4
LT		 117 PTR sys_mprotect /* 6010 */
118 PTR sys_munmap
119 PTR sys_brk
aa584802 120 PTR compat_sys_rt_sigaction
056a0608 121 PTR compat_sys_rt_sigprocmask
1da177e4
LT		 122 PTR compat_sys_ioctl /* 6015 */
123 PTR sys_pread64
124 PTR sys_pwrite64
125 PTR compat_sys_readv
126 PTR compat_sys_writev
127 PTR sys_access /* 6020 */
8213bbf9 128 PTR sysm_pipe
1da177e4
LT		 129 PTR compat_sys_select
130 PTR sys_sched_yield
131 PTR sys_mremap
132 PTR sys_msync /* 6025 */
133 PTR sys_mincore
134 PTR sys_madvise
135 PTR sys_shmget
05e43966
AN		 136 PTR sys_shmat
137 PTR compat_sys_shmctl /* 6030 */
1da177e4
LT		 138 PTR sys_dup
139 PTR sys_dup2
140 PTR sys_pause
141 PTR compat_sys_nanosleep
142 PTR compat_sys_getitimer /* 6035 */
143 PTR compat_sys_setitimer
144 PTR sys_alarm
145 PTR sys_getpid
19f4fc3a 146 PTR compat_sys_sendfile
1da177e4
LT		 147 PTR sys_socket /* 6040 */
148 PTR sys_connect
149 PTR sys_accept
150 PTR sys_sendto
1dacc76d 151 PTR compat_sys_recvfrom
1da177e4
LT		 152 PTR compat_sys_sendmsg /* 6045 */
153 PTR compat_sys_recvmsg
154 PTR sys_shutdown
155 PTR sys_bind
156 PTR sys_listen
157 PTR sys_getsockname /* 6050 */
158 PTR sys_getpeername
159 PTR sys_socketpair
160 PTR compat_sys_setsockopt
161 PTR sys_getsockopt
50150d2b
AV		 162 PTR __sys_clone /* 6055 */
163 PTR __sys_fork
baf9ff74 164 PTR compat_sys_execve
1da177e4 165 PTR sys_exit
b6e203d8 166 PTR compat_sys_wait4
1da177e4 167 PTR sys_kill /* 6060 */
e28cbf22 168 PTR sys_newuname
1da177e4
LT		 169 PTR sys_semget
170 PTR sys_semop
0e65a81b 171 PTR compat_sys_semctl
1da177e4
LT		 172 PTR sys_shmdt /* 6065 */
173 PTR sys_msgget
0e65a81b
AV		 174 PTR compat_sys_msgsnd
175 PTR compat_sys_msgrcv
05e43966 176 PTR compat_sys_msgctl
1da177e4
LT		 177 PTR compat_sys_fcntl /* 6070 */
178 PTR sys_flock
179 PTR sys_fsync
180 PTR sys_fdatasync
181 PTR sys_truncate
182 PTR sys_ftruncate /* 6075 */
2fd628fe 183 PTR compat_sys_getdents
1da177e4
LT		 184 PTR sys_getcwd
185 PTR sys_chdir
186 PTR sys_fchdir
187 PTR sys_rename /* 6080 */
188 PTR sys_mkdir
189 PTR sys_rmdir
190 PTR sys_creat
191 PTR sys_link
192 PTR sys_unlink /* 6085 */
193 PTR sys_symlink
194 PTR sys_readlink
195 PTR sys_chmod
196 PTR sys_fchmod
197 PTR sys_chown /* 6090 */
198 PTR sys_fchown
199 PTR sys_lchown
200 PTR sys_umask
b418da16 201 PTR compat_sys_gettimeofday
1da177e4
LT		 202 PTR compat_sys_getrlimit /* 6095 */
203 PTR compat_sys_getrusage
d4d23add 204 PTR compat_sys_sysinfo
1da177e4 205 PTR compat_sys_times
5d9a76cd 206 PTR compat_sys_ptrace
1da177e4
LT		 207 PTR sys_getuid /* 6100 */
208 PTR sys_syslog
209 PTR sys_getgid
210 PTR sys_setuid
211 PTR sys_setgid
212 PTR sys_geteuid /* 6105 */
213 PTR sys_getegid
214 PTR sys_setpgid
215 PTR sys_getppid
216 PTR sys_getpgrp
217 PTR sys_setsid /* 6110 */
218 PTR sys_setreuid
219 PTR sys_setregid
220 PTR sys_getgroups
221 PTR sys_setgroups
222 PTR sys_setresuid /* 6115 */
223 PTR sys_getresuid
224 PTR sys_setresgid
225 PTR sys_getresgid
226 PTR sys_getpgid
227 PTR sys_setfsuid /* 6120 */
228 PTR sys_setfsgid
229 PTR sys_getsid
230 PTR sys_capget
231 PTR sys_capset
45cb66f7 232 PTR compat_sys_rt_sigpending /* 6125 */
82ad93f4 233 PTR compat_sys_rt_sigtimedwait
ea5d83db 234 PTR compat_sys_rt_sigqueueinfo
bde208d2 235 PTR compat_sys_rt_sigsuspend
ea536ad4 236 PTR compat_sys_sigaltstack
1da177e4
LT		 237 PTR compat_sys_utime /* 6130 */
238 PTR sys_mknod
dbda6ac0 239 PTR sys_32_personality
2b1c6bd7 240 PTR compat_sys_ustat
1da177e4
LT		 241 PTR compat_sys_statfs
242 PTR compat_sys_fstatfs /* 6135 */
243 PTR sys_sysfs
244 PTR sys_getpriority
245 PTR sys_setpriority
246 PTR sys_sched_setparam
247 PTR sys_sched_getparam /* 6140 */
248 PTR sys_sched_setscheduler
249 PTR sys_sched_getscheduler
250 PTR sys_sched_get_priority_max
251 PTR sys_sched_get_priority_min
0450d22f 252 PTR compat_sys_sched_rr_get_interval /* 6145 */
1da177e4
LT		 253 PTR sys_mlock
254 PTR sys_munlock
255 PTR sys_mlockall
256 PTR sys_munlockall
257 PTR sys_vhangup /* 6150 */
258 PTR sys_pivot_root
aff639cd 259 PTR compat_sys_sysctl
1da177e4 260 PTR sys_prctl
3158e941 261 PTR compat_sys_adjtimex
1da177e4
LT		 262 PTR compat_sys_setrlimit /* 6155 */
263 PTR sys_chroot
264 PTR sys_sync
265 PTR sys_acct
b418da16 266 PTR compat_sys_settimeofday
089c7e7f 267 PTR compat_sys_mount /* 6160 */
1da177e4
LT		 268 PTR sys_umount
269 PTR sys_swapon
270 PTR sys_swapoff
271 PTR sys_reboot
272 PTR sys_sethostname /* 6165 */
273 PTR sys_setdomainname
274 PTR sys_ni_syscall /* was create_module */
275 PTR sys_init_module
276 PTR sys_delete_module
277 PTR sys_ni_syscall /* 6170, was get_kernel_syms */
278 PTR sys_ni_syscall /* was query_module */
279 PTR sys_quotactl
f5b94099 280 PTR sys_ni_syscall /* was nfsservctl */
1da177e4 281 PTR sys_ni_syscall /* res. for getpmsg */
70342287 282 PTR sys_ni_syscall /* 6175 for putpmsg */
1da177e4
LT		 283 PTR sys_ni_syscall /* res. for afs_syscall */
284 PTR sys_ni_syscall /* res. for security */
285 PTR sys_gettid
8676d2e0 286 PTR sys_readahead
1da177e4
LT		 287 PTR sys_setxattr /* 6180 */
288 PTR sys_lsetxattr
289 PTR sys_fsetxattr
290 PTR sys_getxattr
291 PTR sys_lgetxattr
292 PTR sys_fgetxattr /* 6185 */
293 PTR sys_listxattr
294 PTR sys_llistxattr
295 PTR sys_flistxattr
296 PTR sys_removexattr
297 PTR sys_lremovexattr /* 6190 */
298 PTR sys_fremovexattr
299 PTR sys_tkill
300 PTR sys_ni_syscall
5e392b8d 301 PTR compat_sys_futex
1da177e4
LT		 302 PTR compat_sys_sched_setaffinity /* 6195 */
303 PTR compat_sys_sched_getaffinity
304 PTR sys_cacheflush
305 PTR sys_cachectl
306 PTR sys_sysmips
e2cc502c 307 PTR compat_sys_io_setup /* 6200 */
1da177e4 308 PTR sys_io_destroy
e2cc502c
MT		 309 PTR compat_sys_io_getevents
310 PTR compat_sys_io_submit
1da177e4
LT		 311 PTR sys_io_cancel
312 PTR sys_exit_group /* 6205 */
313 PTR sys_lookup_dcookie
314 PTR sys_epoll_create
315 PTR sys_epoll_ctl
316 PTR sys_epoll_wait
317 PTR sys_remap_file_pages /* 6210 */
318 PTR sysn32_rt_sigreturn
589391a0 319 PTR compat_sys_fcntl64
1da177e4
LT		 320 PTR sys_set_tid_address
321 PTR sys_restart_syscall
05e43966 322 PTR compat_sys_semtimedop /* 6215 */
1da177e4
LT		 323 PTR sys_fadvise64_64
324 PTR compat_sys_statfs64
325 PTR compat_sys_fstatfs64
326 PTR sys_sendfile64
821d313c 327 PTR compat_sys_timer_create /* 6220 */
d1abb6a2
RB		 328 PTR compat_sys_timer_settime
329 PTR compat_sys_timer_gettime
1da177e4
LT		 330 PTR sys_timer_getoverrun
331 PTR sys_timer_delete
d1abb6a2
RB		 332 PTR compat_sys_clock_settime /* 6225 */
333 PTR compat_sys_clock_gettime
334 PTR compat_sys_clock_getres
335 PTR compat_sys_clock_nanosleep
1da177e4
LT		 336 PTR sys_tgkill
337 PTR compat_sys_utimes /* 6230 */
338 PTR sys_ni_syscall /* sys_mbind */
339 PTR sys_ni_syscall /* sys_get_mempolicy */
340 PTR sys_ni_syscall /* sys_set_mempolicy */
341 PTR compat_sys_mq_open
342 PTR sys_mq_unlink /* 6235 */
343 PTR compat_sys_mq_timedsend
344 PTR compat_sys_mq_timedreceive
345 PTR compat_sys_mq_notify
346 PTR compat_sys_mq_getsetattr
347 PTR sys_ni_syscall /* 6240, sys_vserver */
440537ef 348 PTR compat_sys_waitid
1da177e4
LT		 349 PTR sys_ni_syscall /* available, was setaltroot */
350 PTR sys_add_key
351 PTR sys_request_key
352 PTR sys_keyctl /* 6245 */
3c37026d 353 PTR sys_set_thread_area
8d9c6267
RB		 354 PTR sys_inotify_init
355 PTR sys_inotify_add_watch
356 PTR sys_inotify_rm_watch
72bf8914
RB		 357 PTR sys_migrate_pages /* 6250 */
358 PTR sys_openat
359 PTR sys_mkdirat
360 PTR sys_mknodat
361 PTR sys_fchownat
82411390 362 PTR compat_sys_futimesat /* 6255 */
72bf8914
RB		 363 PTR sys_newfstatat
364 PTR sys_unlinkat
365 PTR sys_renameat
366 PTR sys_linkat
367 PTR sys_symlinkat /* 6260 */
368 PTR sys_readlinkat
369 PTR sys_fchmodat
370 PTR sys_faccessat
99d233fa 371 PTR compat_sys_pselect6
46afb829 372 PTR compat_sys_ppoll /* 6265 */
72bf8914 373 PTR sys_unshare
f115da9c 374 PTR sys_splice
a8d587a7 375 PTR sys_sync_file_range
136d47d3 376 PTR sys_tee
8d13cb26 377 PTR compat_sys_vmsplice /* 6270 */
722cfd90 378 PTR sys_move_pages
7fdeb048
AN		 379 PTR compat_sys_set_robust_list
380 PTR compat_sys_get_robust_list
583bb86f 381 PTR compat_sys_kexec_load
08253b39 382 PTR sys_getcpu /* 6275 */
431dc804 383 PTR compat_sys_epoll_pwait
08253b39
RB		 384 PTR sys_ioprio_set
385 PTR sys_ioprio_get
7a6d4f38 386 PTR compat_sys_utimensat
e10c53a5 387 PTR compat_sys_signalfd /* 6280 */
8bdd5142 388 PTR sys_ni_syscall /* was timerfd */
7a6d4f38 389 PTR sys_eventfd
4dc46775 390 PTR sys_fallocate
6783fe62 391 PTR sys_timerfd_create
e10c53a5 392 PTR compat_sys_timerfd_gettime /* 6285 */
c7d16736 393 PTR compat_sys_timerfd_settime
97daa768 394 PTR compat_sys_signalfd4
3885b71b
RB		 395 PTR sys_eventfd2
396 PTR sys_epoll_create1
e10c53a5 397 PTR sys_dup3 /* 6290 */
3885b71b
RB		 398 PTR sys_pipe2
399 PTR sys_inotify_init1
d5563715
RB		 400 PTR compat_sys_preadv
401 PTR compat_sys_pwritev
e10c53a5 402 PTR compat_sys_rt_tgsigqueueinfo /* 6295 */
cdd6c482 403 PTR sys_perf_event_open
54822de7 404 PTR sys_accept4
70342287
RB		 405 PTR compat_sys_recvmmsg
406 PTR sys_getdents64
5e844b31
DD		 407 PTR sys_fanotify_init /* 6300 */
408 PTR sys_fanotify_mark
409 PTR sys_prlimit64
84ed9432
DD		 410 PTR sys_name_to_handle_at
411 PTR sys_open_by_handle_at
412 PTR compat_sys_clock_adjtime /* 6305 */
1bbf2875 413 PTR sys_syncfs
b12acf16 414 PTR compat_sys_sendmmsg
7b21fddd 415 PTR sys_setns
8ff8584e
DD		 416 PTR compat_sys_process_vm_readv
417 PTR compat_sys_process_vm_writev /* 6310 */
ce71d24c 418 PTR sys_kcmp
6295150b 419 PTR sys_finit_module
08253b39 420 .size sysn32_call_table,.-sysn32_call_table
kernel source for telekom puls (alcatel/mediatek)