Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[deliverable/linux.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
e7f3b48a 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
d218af78 55syscall_common:
1da177e4
LT
56 jalr t2 # Do The Real Thing (TM)
57
58 li t0, -EMAXERRNO - 1 # error?
59 sltu t0, t0, v0
60 sd t0, PT_R7(sp) # set error flag
61 beqz t0, 1f
62
8f5a00eb 63 ld t1, PT_R2(sp) # syscall number
1da177e4 64 dnegu v0 # error
8f5a00eb 65 sd t1, PT_R0(sp) # save it for syscall restarting
1da177e4
LT
661: sd v0, PT_R2(sp) # result
67
02f884ed 68 j syscall_exit_partial
1da177e4
LT
69
70/* ------------------------------------------------------------------------ */
71
72n32_syscall_trace_entry:
73 SAVE_STATIC
74 move s0, t2
75 move a0, sp
9f161439 76 move a1, v0
8b659a39 77 jal syscall_trace_enter
1da177e4 78
d218af78 79 bltz v0, 1f # seccomp failed? Skip syscall
9d37c405 80
d218af78 81 move t2, s0
04a7052c 82 RESTORE_STATIC
1da177e4
LT
83 ld a0, PT_R4(sp) # Restore argument registers
84 ld a1, PT_R5(sp)
85 ld a2, PT_R6(sp)
86 ld a3, PT_R7(sp)
87 ld a4, PT_R8(sp)
88 ld a5, PT_R9(sp)
d218af78 89 j syscall_common
1da177e4 90
d218af78 911: j syscall_exit
1da177e4
LT
92
93not_n32_scall:
94 /* This is not an n32 compatibility syscall, pass it on to
95 the n64 syscall handlers. */
96 j handle_sys64
97
98 END(handle_sysn32)
99
43dec430 100 .type sysn32_call_table, @object
1da177e4
LT
101EXPORT(sysn32_call_table)
102 PTR sys_read /* 6000 */
103 PTR sys_write
104 PTR sys_open
105 PTR sys_close
106 PTR sys_newstat
107 PTR sys_newfstat /* 6005 */
108 PTR sys_newlstat
109 PTR sys_poll
110 PTR sys_lseek
dbda6ac0 111 PTR sys_mips_mmap
1da177e4
LT
112 PTR sys_mprotect /* 6010 */
113 PTR sys_munmap
114 PTR sys_brk
aa584802 115 PTR compat_sys_rt_sigaction
056a0608 116 PTR compat_sys_rt_sigprocmask
1da177e4
LT
117 PTR compat_sys_ioctl /* 6015 */
118 PTR sys_pread64
119 PTR sys_pwrite64
120 PTR compat_sys_readv
121 PTR compat_sys_writev
122 PTR sys_access /* 6020 */
8213bbf9 123 PTR sysm_pipe
1da177e4
LT
124 PTR compat_sys_select
125 PTR sys_sched_yield
126 PTR sys_mremap
127 PTR sys_msync /* 6025 */
128 PTR sys_mincore
129 PTR sys_madvise
130 PTR sys_shmget
05e43966
AN
131 PTR sys_shmat
132 PTR compat_sys_shmctl /* 6030 */
1da177e4
LT
133 PTR sys_dup
134 PTR sys_dup2
135 PTR sys_pause
136 PTR compat_sys_nanosleep
137 PTR compat_sys_getitimer /* 6035 */
138 PTR compat_sys_setitimer
139 PTR sys_alarm
140 PTR sys_getpid
19f4fc3a 141 PTR compat_sys_sendfile
1da177e4
LT
142 PTR sys_socket /* 6040 */
143 PTR sys_connect
144 PTR sys_accept
145 PTR sys_sendto
1dacc76d 146 PTR compat_sys_recvfrom
1da177e4
LT
147 PTR compat_sys_sendmsg /* 6045 */
148 PTR compat_sys_recvmsg
149 PTR sys_shutdown
150 PTR sys_bind
151 PTR sys_listen
152 PTR sys_getsockname /* 6050 */
153 PTR sys_getpeername
154 PTR sys_socketpair
155 PTR compat_sys_setsockopt
077d0e65 156 PTR compat_sys_getsockopt
50150d2b
AV
157 PTR __sys_clone /* 6055 */
158 PTR __sys_fork
baf9ff74 159 PTR compat_sys_execve
1da177e4 160 PTR sys_exit
b6e203d8 161 PTR compat_sys_wait4
1da177e4 162 PTR sys_kill /* 6060 */
e28cbf22 163 PTR sys_newuname
1da177e4
LT
164 PTR sys_semget
165 PTR sys_semop
0e65a81b 166 PTR compat_sys_semctl
1da177e4
LT
167 PTR sys_shmdt /* 6065 */
168 PTR sys_msgget
0e65a81b
AV
169 PTR compat_sys_msgsnd
170 PTR compat_sys_msgrcv
05e43966 171 PTR compat_sys_msgctl
1da177e4
LT
172 PTR compat_sys_fcntl /* 6070 */
173 PTR sys_flock
174 PTR sys_fsync
175 PTR sys_fdatasync
176 PTR sys_truncate
177 PTR sys_ftruncate /* 6075 */
2fd628fe 178 PTR compat_sys_getdents
1da177e4
LT
179 PTR sys_getcwd
180 PTR sys_chdir
181 PTR sys_fchdir
182 PTR sys_rename /* 6080 */
183 PTR sys_mkdir
184 PTR sys_rmdir
185 PTR sys_creat
186 PTR sys_link
187 PTR sys_unlink /* 6085 */
188 PTR sys_symlink
189 PTR sys_readlink
190 PTR sys_chmod
191 PTR sys_fchmod
192 PTR sys_chown /* 6090 */
193 PTR sys_fchown
194 PTR sys_lchown
195 PTR sys_umask
b418da16 196 PTR compat_sys_gettimeofday
1da177e4
LT
197 PTR compat_sys_getrlimit /* 6095 */
198 PTR compat_sys_getrusage
d4d23add 199 PTR compat_sys_sysinfo
1da177e4 200 PTR compat_sys_times
5d9a76cd 201 PTR compat_sys_ptrace
1da177e4
LT
202 PTR sys_getuid /* 6100 */
203 PTR sys_syslog
204 PTR sys_getgid
205 PTR sys_setuid
206 PTR sys_setgid
207 PTR sys_geteuid /* 6105 */
208 PTR sys_getegid
209 PTR sys_setpgid
210 PTR sys_getppid
211 PTR sys_getpgrp
212 PTR sys_setsid /* 6110 */
213 PTR sys_setreuid
214 PTR sys_setregid
215 PTR sys_getgroups
216 PTR sys_setgroups
217 PTR sys_setresuid /* 6115 */
218 PTR sys_getresuid
219 PTR sys_setresgid
220 PTR sys_getresgid
221 PTR sys_getpgid
222 PTR sys_setfsuid /* 6120 */
223 PTR sys_setfsgid
224 PTR sys_getsid
225 PTR sys_capget
226 PTR sys_capset
45cb66f7 227 PTR compat_sys_rt_sigpending /* 6125 */
82ad93f4 228 PTR compat_sys_rt_sigtimedwait
ea5d83db 229 PTR compat_sys_rt_sigqueueinfo
bde208d2 230 PTR compat_sys_rt_sigsuspend
ea536ad4 231 PTR compat_sys_sigaltstack
1da177e4
LT
232 PTR compat_sys_utime /* 6130 */
233 PTR sys_mknod
dbda6ac0 234 PTR sys_32_personality
2b1c6bd7 235 PTR compat_sys_ustat
1da177e4
LT
236 PTR compat_sys_statfs
237 PTR compat_sys_fstatfs /* 6135 */
238 PTR sys_sysfs
239 PTR sys_getpriority
240 PTR sys_setpriority
241 PTR sys_sched_setparam
242 PTR sys_sched_getparam /* 6140 */
243 PTR sys_sched_setscheduler
244 PTR sys_sched_getscheduler
245 PTR sys_sched_get_priority_max
246 PTR sys_sched_get_priority_min
0450d22f 247 PTR compat_sys_sched_rr_get_interval /* 6145 */
1da177e4
LT
248 PTR sys_mlock
249 PTR sys_munlock
250 PTR sys_mlockall
251 PTR sys_munlockall
252 PTR sys_vhangup /* 6150 */
253 PTR sys_pivot_root
aff639cd 254 PTR compat_sys_sysctl
1da177e4 255 PTR sys_prctl
3158e941 256 PTR compat_sys_adjtimex
1da177e4
LT
257 PTR compat_sys_setrlimit /* 6155 */
258 PTR sys_chroot
259 PTR sys_sync
260 PTR sys_acct
b418da16 261 PTR compat_sys_settimeofday
089c7e7f 262 PTR compat_sys_mount /* 6160 */
1da177e4
LT
263 PTR sys_umount
264 PTR sys_swapon
265 PTR sys_swapoff
266 PTR sys_reboot
267 PTR sys_sethostname /* 6165 */
268 PTR sys_setdomainname
269 PTR sys_ni_syscall /* was create_module */
270 PTR sys_init_module
271 PTR sys_delete_module
272 PTR sys_ni_syscall /* 6170, was get_kernel_syms */
273 PTR sys_ni_syscall /* was query_module */
274 PTR sys_quotactl
f5b94099 275 PTR sys_ni_syscall /* was nfsservctl */
1da177e4 276 PTR sys_ni_syscall /* res. for getpmsg */
70342287 277 PTR sys_ni_syscall /* 6175 for putpmsg */
1da177e4
LT
278 PTR sys_ni_syscall /* res. for afs_syscall */
279 PTR sys_ni_syscall /* res. for security */
280 PTR sys_gettid
8676d2e0 281 PTR sys_readahead
1da177e4
LT
282 PTR sys_setxattr /* 6180 */
283 PTR sys_lsetxattr
284 PTR sys_fsetxattr
285 PTR sys_getxattr
286 PTR sys_lgetxattr
287 PTR sys_fgetxattr /* 6185 */
288 PTR sys_listxattr
289 PTR sys_llistxattr
290 PTR sys_flistxattr
291 PTR sys_removexattr
292 PTR sys_lremovexattr /* 6190 */
293 PTR sys_fremovexattr
294 PTR sys_tkill
295 PTR sys_ni_syscall
5e392b8d 296 PTR compat_sys_futex
1da177e4
LT
297 PTR compat_sys_sched_setaffinity /* 6195 */
298 PTR compat_sys_sched_getaffinity
299 PTR sys_cacheflush
300 PTR sys_cachectl
301 PTR sys_sysmips
e2cc502c 302 PTR compat_sys_io_setup /* 6200 */
1da177e4 303 PTR sys_io_destroy
e2cc502c
MT
304 PTR compat_sys_io_getevents
305 PTR compat_sys_io_submit
1da177e4
LT
306 PTR sys_io_cancel
307 PTR sys_exit_group /* 6205 */
308 PTR sys_lookup_dcookie
309 PTR sys_epoll_create
310 PTR sys_epoll_ctl
311 PTR sys_epoll_wait
312 PTR sys_remap_file_pages /* 6210 */
313 PTR sysn32_rt_sigreturn
589391a0 314 PTR compat_sys_fcntl64
1da177e4
LT
315 PTR sys_set_tid_address
316 PTR sys_restart_syscall
05e43966 317 PTR compat_sys_semtimedop /* 6215 */
1da177e4
LT
318 PTR sys_fadvise64_64
319 PTR compat_sys_statfs64
320 PTR compat_sys_fstatfs64
321 PTR sys_sendfile64
821d313c 322 PTR compat_sys_timer_create /* 6220 */
d1abb6a2
RB
323 PTR compat_sys_timer_settime
324 PTR compat_sys_timer_gettime
1da177e4
LT
325 PTR sys_timer_getoverrun
326 PTR sys_timer_delete
d1abb6a2
RB
327 PTR compat_sys_clock_settime /* 6225 */
328 PTR compat_sys_clock_gettime
329 PTR compat_sys_clock_getres
330 PTR compat_sys_clock_nanosleep
1da177e4
LT
331 PTR sys_tgkill
332 PTR compat_sys_utimes /* 6230 */
1ff1ad6b
HC
333 PTR compat_sys_mbind
334 PTR compat_sys_get_mempolicy
335 PTR compat_sys_set_mempolicy
1da177e4
LT
336 PTR compat_sys_mq_open
337 PTR sys_mq_unlink /* 6235 */
338 PTR compat_sys_mq_timedsend
339 PTR compat_sys_mq_timedreceive
340 PTR compat_sys_mq_notify
341 PTR compat_sys_mq_getsetattr
342 PTR sys_ni_syscall /* 6240, sys_vserver */
440537ef 343 PTR compat_sys_waitid
1da177e4
LT
344 PTR sys_ni_syscall /* available, was setaltroot */
345 PTR sys_add_key
346 PTR sys_request_key
347 PTR sys_keyctl /* 6245 */
3c37026d 348 PTR sys_set_thread_area
8d9c6267
RB
349 PTR sys_inotify_init
350 PTR sys_inotify_add_watch
351 PTR sys_inotify_rm_watch
1ff1ad6b 352 PTR compat_sys_migrate_pages /* 6250 */
72bf8914
RB
353 PTR sys_openat
354 PTR sys_mkdirat
355 PTR sys_mknodat
356 PTR sys_fchownat
82411390 357 PTR compat_sys_futimesat /* 6255 */
72bf8914
RB
358 PTR sys_newfstatat
359 PTR sys_unlinkat
360 PTR sys_renameat
361 PTR sys_linkat
362 PTR sys_symlinkat /* 6260 */
363 PTR sys_readlinkat
364 PTR sys_fchmodat
365 PTR sys_faccessat
99d233fa 366 PTR compat_sys_pselect6
46afb829 367 PTR compat_sys_ppoll /* 6265 */
72bf8914 368 PTR sys_unshare
f115da9c 369 PTR sys_splice
a8d587a7 370 PTR sys_sync_file_range
136d47d3 371 PTR sys_tee
8d13cb26 372 PTR compat_sys_vmsplice /* 6270 */
1ff1ad6b 373 PTR compat_sys_move_pages
7fdeb048
AN
374 PTR compat_sys_set_robust_list
375 PTR compat_sys_get_robust_list
583bb86f 376 PTR compat_sys_kexec_load
08253b39 377 PTR sys_getcpu /* 6275 */
431dc804 378 PTR compat_sys_epoll_pwait
08253b39
RB
379 PTR sys_ioprio_set
380 PTR sys_ioprio_get
7a6d4f38 381 PTR compat_sys_utimensat
e10c53a5 382 PTR compat_sys_signalfd /* 6280 */
8bdd5142 383 PTR sys_ni_syscall /* was timerfd */
7a6d4f38 384 PTR sys_eventfd
4dc46775 385 PTR sys_fallocate
6783fe62 386 PTR sys_timerfd_create
e10c53a5 387 PTR compat_sys_timerfd_gettime /* 6285 */
c7d16736 388 PTR compat_sys_timerfd_settime
97daa768 389 PTR compat_sys_signalfd4
3885b71b
RB
390 PTR sys_eventfd2
391 PTR sys_epoll_create1
e10c53a5 392 PTR sys_dup3 /* 6290 */
3885b71b
RB
393 PTR sys_pipe2
394 PTR sys_inotify_init1
d5563715
RB
395 PTR compat_sys_preadv
396 PTR compat_sys_pwritev
e10c53a5 397 PTR compat_sys_rt_tgsigqueueinfo /* 6295 */
cdd6c482 398 PTR sys_perf_event_open
54822de7 399 PTR sys_accept4
70342287
RB
400 PTR compat_sys_recvmmsg
401 PTR sys_getdents64
5e844b31
DD
402 PTR sys_fanotify_init /* 6300 */
403 PTR sys_fanotify_mark
404 PTR sys_prlimit64
84ed9432
DD
405 PTR sys_name_to_handle_at
406 PTR sys_open_by_handle_at
407 PTR compat_sys_clock_adjtime /* 6305 */
1bbf2875 408 PTR sys_syncfs
b12acf16 409 PTR compat_sys_sendmmsg
7b21fddd 410 PTR sys_setns
8ff8584e
DD
411 PTR compat_sys_process_vm_readv
412 PTR compat_sys_process_vm_writev /* 6310 */
ce71d24c 413 PTR sys_kcmp
6295150b 414 PTR sys_finit_module
6776254b
JH
415 PTR sys_sched_setattr
416 PTR sys_sched_getattr
367f0b50 417 PTR sys_renameat2 /* 6315 */
8855d608 418 PTR sys_seccomp
42944521
RB
419 PTR sys_getrandom
420 PTR sys_memfd_create
5df4c8db 421 PTR sys_bpf
389cdc5d 422 PTR compat_sys_execveat /* 6320 */
96fc7a9c
RB
423 PTR sys_userfaultfd
424 PTR sys_membarrier
784567f4 425 PTR sys_mlock2
e6c058f9 426 PTR sys_copy_file_range
62d8e644
RB
427 PTR compat_sys_preadv2 /* 6325 */
428 PTR compat_sys_pwritev2
08253b39 429 .size sysn32_call_table,.-sysn32_call_table
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