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Commit | Line | Data |
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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, 02 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> | |
048eb582 | 17 | #include <asm/asm-offsets.h> |
1da177e4 LT |
18 | #include <asm/sysmips.h> |
19 | #include <asm/thread_info.h> | |
20 | #include <asm/unistd.h> | |
21 | #include <asm/war.h> | |
22 | ||
23 | #ifndef CONFIG_BINFMT_ELF32 | |
24 | /* Neither O32 nor N32, so define handle_sys here */ | |
25 | #define handle_sys64 handle_sys | |
26 | #endif | |
27 | ||
70342287 | 28 | .align 5 |
1da177e4 LT |
29 | NESTED(handle_sys64, PT_SIZE, sp) |
30 | #if !defined(CONFIG_MIPS32_O32) && !defined(CONFIG_MIPS32_N32) | |
31 | /* | |
32 | * When 32-bit compatibility is configured scall_o32.S | |
33 | * already did this. | |
34 | */ | |
35 | .set noat | |
36 | SAVE_SOME | |
eae6c0da | 37 | TRACE_IRQS_ON_RELOAD |
1da177e4 LT |
38 | STI |
39 | .set at | |
40 | #endif | |
41 | ||
1da177e4 LT |
42 | #if !defined(CONFIG_MIPS32_O32) && !defined(CONFIG_MIPS32_N32) |
43 | ld t1, PT_EPC(sp) # skip syscall on return | |
44 | daddiu t1, 4 # skip to next instruction | |
45 | sd t1, PT_EPC(sp) | |
46 | #endif | |
1da177e4 LT |
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, syscall_trace_entry | |
54 | ||
d218af78 MC |
55 | syscall_common: |
56 | dsubu t2, v0, __NR_64_Linux | |
57 | sltiu t0, t2, __NR_64_Linux_syscalls + 1 | |
58 | beqz t0, illegal_syscall | |
59 | ||
60 | dsll t0, t2, 3 # offset into table | |
61 | dla t2, sys_call_table | |
62 | daddu t0, t2, t0 | |
63 | ld t2, (t0) # syscall routine | |
64 | beqz t2, illegal_syscall | |
65 | ||
1da177e4 LT |
66 | jalr t2 # Do The Real Thing (TM) |
67 | ||
68 | li t0, -EMAXERRNO - 1 # error? | |
69 | sltu t0, t0, v0 | |
70 | sd t0, PT_R7(sp) # set error flag | |
71 | beqz t0, 1f | |
72 | ||
8f5a00eb | 73 | ld t1, PT_R2(sp) # syscall number |
1da177e4 | 74 | dnegu v0 # error |
8f5a00eb | 75 | sd t1, PT_R0(sp) # save it for syscall restarting |
1da177e4 LT |
76 | 1: sd v0, PT_R2(sp) # result |
77 | ||
78 | n64_syscall_exit: | |
02f884ed | 79 | j syscall_exit_partial |
1da177e4 LT |
80 | |
81 | /* ------------------------------------------------------------------------ */ | |
82 | ||
83 | syscall_trace_entry: | |
84 | SAVE_STATIC | |
1da177e4 | 85 | move a0, sp |
9f161439 | 86 | move a1, v0 |
8b659a39 | 87 | jal syscall_trace_enter |
1da177e4 | 88 | |
d218af78 | 89 | bltz v0, 1f # seccomp failed? Skip syscall |
9d37c405 | 90 | |
04a7052c | 91 | RESTORE_STATIC |
a400bed6 | 92 | ld v0, PT_R2(sp) # Restore syscall (maybe modified) |
1da177e4 LT |
93 | ld a0, PT_R4(sp) # Restore argument registers |
94 | ld a1, PT_R5(sp) | |
95 | ld a2, PT_R6(sp) | |
96 | ld a3, PT_R7(sp) | |
97 | ld a4, PT_R8(sp) | |
98 | ld a5, PT_R9(sp) | |
d218af78 | 99 | j syscall_common |
1da177e4 | 100 | |
d218af78 | 101 | 1: j syscall_exit |
1da177e4 LT |
102 | |
103 | illegal_syscall: | |
104 | /* This also isn't a 64-bit syscall, throw an error. */ | |
bda8229b | 105 | li v0, ENOSYS # error |
1da177e4 LT |
106 | sd v0, PT_R2(sp) |
107 | li t0, 1 # set error flag | |
108 | sd t0, PT_R7(sp) | |
109 | j n64_syscall_exit | |
110 | END(handle_sys64) | |
111 | ||
1da177e4 | 112 | .align 3 |
03b94e2e RB |
113 | .type sys_call_table, @object |
114 | EXPORT(sys_call_table) | |
1da177e4 LT |
115 | PTR sys_read /* 5000 */ |
116 | PTR sys_write | |
117 | PTR sys_open | |
118 | PTR sys_close | |
119 | PTR sys_newstat | |
120 | PTR sys_newfstat /* 5005 */ | |
121 | PTR sys_newlstat | |
122 | PTR sys_poll | |
123 | PTR sys_lseek | |
dbda6ac0 | 124 | PTR sys_mips_mmap |
1da177e4 LT |
125 | PTR sys_mprotect /* 5010 */ |
126 | PTR sys_munmap | |
127 | PTR sys_brk | |
128 | PTR sys_rt_sigaction | |
129 | PTR sys_rt_sigprocmask | |
130 | PTR sys_ioctl /* 5015 */ | |
131 | PTR sys_pread64 | |
132 | PTR sys_pwrite64 | |
133 | PTR sys_readv | |
134 | PTR sys_writev | |
135 | PTR sys_access /* 5020 */ | |
8213bbf9 | 136 | PTR sysm_pipe |
1da177e4 LT |
137 | PTR sys_select |
138 | PTR sys_sched_yield | |
139 | PTR sys_mremap | |
140 | PTR sys_msync /* 5025 */ | |
141 | PTR sys_mincore | |
142 | PTR sys_madvise | |
143 | PTR sys_shmget | |
144 | PTR sys_shmat | |
145 | PTR sys_shmctl /* 5030 */ | |
146 | PTR sys_dup | |
147 | PTR sys_dup2 | |
148 | PTR sys_pause | |
149 | PTR sys_nanosleep | |
150 | PTR sys_getitimer /* 5035 */ | |
151 | PTR sys_setitimer | |
152 | PTR sys_alarm | |
153 | PTR sys_getpid | |
154 | PTR sys_sendfile64 | |
155 | PTR sys_socket /* 5040 */ | |
156 | PTR sys_connect | |
157 | PTR sys_accept | |
158 | PTR sys_sendto | |
159 | PTR sys_recvfrom | |
160 | PTR sys_sendmsg /* 5045 */ | |
161 | PTR sys_recvmsg | |
162 | PTR sys_shutdown | |
163 | PTR sys_bind | |
164 | PTR sys_listen | |
165 | PTR sys_getsockname /* 5050 */ | |
166 | PTR sys_getpeername | |
167 | PTR sys_socketpair | |
168 | PTR sys_setsockopt | |
169 | PTR sys_getsockopt | |
50150d2b AV |
170 | PTR __sys_clone /* 5055 */ |
171 | PTR __sys_fork | |
1da177e4 LT |
172 | PTR sys_execve |
173 | PTR sys_exit | |
174 | PTR sys_wait4 | |
175 | PTR sys_kill /* 5060 */ | |
176 | PTR sys_newuname | |
177 | PTR sys_semget | |
178 | PTR sys_semop | |
179 | PTR sys_semctl | |
180 | PTR sys_shmdt /* 5065 */ | |
181 | PTR sys_msgget | |
182 | PTR sys_msgsnd | |
183 | PTR sys_msgrcv | |
184 | PTR sys_msgctl | |
185 | PTR sys_fcntl /* 5070 */ | |
186 | PTR sys_flock | |
187 | PTR sys_fsync | |
188 | PTR sys_fdatasync | |
189 | PTR sys_truncate | |
190 | PTR sys_ftruncate /* 5075 */ | |
191 | PTR sys_getdents | |
192 | PTR sys_getcwd | |
193 | PTR sys_chdir | |
194 | PTR sys_fchdir | |
195 | PTR sys_rename /* 5080 */ | |
196 | PTR sys_mkdir | |
197 | PTR sys_rmdir | |
198 | PTR sys_creat | |
199 | PTR sys_link | |
200 | PTR sys_unlink /* 5085 */ | |
201 | PTR sys_symlink | |
202 | PTR sys_readlink | |
203 | PTR sys_chmod | |
204 | PTR sys_fchmod | |
205 | PTR sys_chown /* 5090 */ | |
206 | PTR sys_fchown | |
207 | PTR sys_lchown | |
208 | PTR sys_umask | |
209 | PTR sys_gettimeofday | |
210 | PTR sys_getrlimit /* 5095 */ | |
211 | PTR sys_getrusage | |
212 | PTR sys_sysinfo | |
213 | PTR sys_times | |
214 | PTR sys_ptrace | |
215 | PTR sys_getuid /* 5100 */ | |
216 | PTR sys_syslog | |
217 | PTR sys_getgid | |
218 | PTR sys_setuid | |
219 | PTR sys_setgid | |
220 | PTR sys_geteuid /* 5105 */ | |
221 | PTR sys_getegid | |
222 | PTR sys_setpgid | |
223 | PTR sys_getppid | |
224 | PTR sys_getpgrp | |
225 | PTR sys_setsid /* 5110 */ | |
226 | PTR sys_setreuid | |
227 | PTR sys_setregid | |
228 | PTR sys_getgroups | |
229 | PTR sys_setgroups | |
230 | PTR sys_setresuid /* 5115 */ | |
231 | PTR sys_getresuid | |
232 | PTR sys_setresgid | |
233 | PTR sys_getresgid | |
234 | PTR sys_getpgid | |
235 | PTR sys_setfsuid /* 5120 */ | |
236 | PTR sys_setfsgid | |
237 | PTR sys_getsid | |
238 | PTR sys_capget | |
239 | PTR sys_capset | |
240 | PTR sys_rt_sigpending /* 5125 */ | |
241 | PTR sys_rt_sigtimedwait | |
242 | PTR sys_rt_sigqueueinfo | |
243 | PTR sys_rt_sigsuspend | |
244 | PTR sys_sigaltstack | |
245 | PTR sys_utime /* 5130 */ | |
246 | PTR sys_mknod | |
247 | PTR sys_personality | |
248 | PTR sys_ustat | |
249 | PTR sys_statfs | |
250 | PTR sys_fstatfs /* 5135 */ | |
251 | PTR sys_sysfs | |
252 | PTR sys_getpriority | |
253 | PTR sys_setpriority | |
254 | PTR sys_sched_setparam | |
255 | PTR sys_sched_getparam /* 5140 */ | |
256 | PTR sys_sched_setscheduler | |
257 | PTR sys_sched_getscheduler | |
258 | PTR sys_sched_get_priority_max | |
259 | PTR sys_sched_get_priority_min | |
260 | PTR sys_sched_rr_get_interval /* 5145 */ | |
261 | PTR sys_mlock | |
262 | PTR sys_munlock | |
263 | PTR sys_mlockall | |
264 | PTR sys_munlockall | |
265 | PTR sys_vhangup /* 5150 */ | |
266 | PTR sys_pivot_root | |
267 | PTR sys_sysctl | |
268 | PTR sys_prctl | |
269 | PTR sys_adjtimex | |
270 | PTR sys_setrlimit /* 5155 */ | |
271 | PTR sys_chroot | |
272 | PTR sys_sync | |
273 | PTR sys_acct | |
274 | PTR sys_settimeofday | |
275 | PTR sys_mount /* 5160 */ | |
276 | PTR sys_umount | |
277 | PTR sys_swapon | |
278 | PTR sys_swapoff | |
279 | PTR sys_reboot | |
280 | PTR sys_sethostname /* 5165 */ | |
281 | PTR sys_setdomainname | |
282 | PTR sys_ni_syscall /* was create_module */ | |
283 | PTR sys_init_module | |
284 | PTR sys_delete_module | |
285 | PTR sys_ni_syscall /* 5170, was get_kernel_syms */ | |
286 | PTR sys_ni_syscall /* was query_module */ | |
287 | PTR sys_quotactl | |
f5b94099 | 288 | PTR sys_ni_syscall /* was nfsservctl */ |
1da177e4 | 289 | PTR sys_ni_syscall /* res. for getpmsg */ |
70342287 | 290 | PTR sys_ni_syscall /* 5175 for putpmsg */ |
1da177e4 LT |
291 | PTR sys_ni_syscall /* res. for afs_syscall */ |
292 | PTR sys_ni_syscall /* res. for security */ | |
293 | PTR sys_gettid | |
294 | PTR sys_readahead | |
295 | PTR sys_setxattr /* 5180 */ | |
296 | PTR sys_lsetxattr | |
297 | PTR sys_fsetxattr | |
298 | PTR sys_getxattr | |
299 | PTR sys_lgetxattr | |
300 | PTR sys_fgetxattr /* 5185 */ | |
301 | PTR sys_listxattr | |
302 | PTR sys_llistxattr | |
303 | PTR sys_flistxattr | |
304 | PTR sys_removexattr | |
305 | PTR sys_lremovexattr /* 5190 */ | |
306 | PTR sys_fremovexattr | |
307 | PTR sys_tkill | |
308 | PTR sys_ni_syscall | |
309 | PTR sys_futex | |
310 | PTR sys_sched_setaffinity /* 5195 */ | |
311 | PTR sys_sched_getaffinity | |
312 | PTR sys_cacheflush | |
313 | PTR sys_cachectl | |
314 | PTR sys_sysmips | |
315 | PTR sys_io_setup /* 5200 */ | |
316 | PTR sys_io_destroy | |
317 | PTR sys_io_getevents | |
318 | PTR sys_io_submit | |
319 | PTR sys_io_cancel | |
320 | PTR sys_exit_group /* 5205 */ | |
321 | PTR sys_lookup_dcookie | |
322 | PTR sys_epoll_create | |
323 | PTR sys_epoll_ctl | |
324 | PTR sys_epoll_wait | |
325 | PTR sys_remap_file_pages /* 5210 */ | |
326 | PTR sys_rt_sigreturn | |
327 | PTR sys_set_tid_address | |
328 | PTR sys_restart_syscall | |
329 | PTR sys_semtimedop | |
330 | PTR sys_fadvise64_64 /* 5215 */ | |
331 | PTR sys_timer_create | |
332 | PTR sys_timer_settime | |
333 | PTR sys_timer_gettime | |
334 | PTR sys_timer_getoverrun | |
335 | PTR sys_timer_delete /* 5220 */ | |
336 | PTR sys_clock_settime | |
337 | PTR sys_clock_gettime | |
338 | PTR sys_clock_getres | |
339 | PTR sys_clock_nanosleep | |
340 | PTR sys_tgkill /* 5225 */ | |
341 | PTR sys_utimes | |
342 | PTR sys_mbind | |
1ff1ad6b HC |
343 | PTR sys_get_mempolicy |
344 | PTR sys_set_mempolicy | |
1da177e4 LT |
345 | PTR sys_mq_open /* 5230 */ |
346 | PTR sys_mq_unlink | |
347 | PTR sys_mq_timedsend | |
348 | PTR sys_mq_timedreceive | |
349 | PTR sys_mq_notify | |
350 | PTR sys_mq_getsetattr /* 5235 */ | |
351 | PTR sys_ni_syscall /* sys_vserver */ | |
352 | PTR sys_waitid | |
353 | PTR sys_ni_syscall /* available, was setaltroot */ | |
354 | PTR sys_add_key | |
355 | PTR sys_request_key /* 5240 */ | |
356 | PTR sys_keyctl | |
3c37026d | 357 | PTR sys_set_thread_area |
7db36c85 RB |
358 | PTR sys_inotify_init |
359 | PTR sys_inotify_add_watch | |
360 | PTR sys_inotify_rm_watch /* 5245 */ | |
72bf8914 RB |
361 | PTR sys_migrate_pages |
362 | PTR sys_openat | |
363 | PTR sys_mkdirat | |
364 | PTR sys_mknodat | |
365 | PTR sys_fchownat /* 5250 */ | |
366 | PTR sys_futimesat | |
367 | PTR sys_newfstatat | |
368 | PTR sys_unlinkat | |
369 | PTR sys_renameat | |
370 | PTR sys_linkat /* 5255 */ | |
371 | PTR sys_symlinkat | |
372 | PTR sys_readlinkat | |
373 | PTR sys_fchmodat | |
374 | PTR sys_faccessat | |
375 | PTR sys_pselect6 /* 5260 */ | |
376 | PTR sys_ppoll | |
377 | PTR sys_unshare | |
f115da9c | 378 | PTR sys_splice |
a8d587a7 | 379 | PTR sys_sync_file_range |
136d47d3 | 380 | PTR sys_tee /* 5265 */ |
722cfd90 RB |
381 | PTR sys_vmsplice |
382 | PTR sys_move_pages | |
7fdeb048 AN |
383 | PTR sys_set_robust_list |
384 | PTR sys_get_robust_list | |
583bb86f | 385 | PTR sys_kexec_load /* 5270 */ |
991ea26d | 386 | PTR sys_getcpu |
e016c38d | 387 | PTR sys_epoll_pwait |
08253b39 RB |
388 | PTR sys_ioprio_set |
389 | PTR sys_ioprio_get | |
7a6d4f38 AN |
390 | PTR sys_utimensat /* 5275 */ |
391 | PTR sys_signalfd | |
8bdd5142 | 392 | PTR sys_ni_syscall /* was timerfd */ |
7a6d4f38 | 393 | PTR sys_eventfd |
4dc46775 | 394 | PTR sys_fallocate |
6783fe62 DV |
395 | PTR sys_timerfd_create /* 5280 */ |
396 | PTR sys_timerfd_gettime | |
397 | PTR sys_timerfd_settime | |
3885b71b RB |
398 | PTR sys_signalfd4 |
399 | PTR sys_eventfd2 | |
400 | PTR sys_epoll_create1 /* 5285 */ | |
401 | PTR sys_dup3 | |
402 | PTR sys_pipe2 | |
403 | PTR sys_inotify_init1 | |
ddd9e91b | 404 | PTR sys_preadv |
e080e616 | 405 | PTR sys_pwritev /* 5290 */ |
69f16c9a | 406 | PTR sys_rt_tgsigqueueinfo |
cdd6c482 | 407 | PTR sys_perf_event_open |
54822de7 | 408 | PTR sys_accept4 |
5e844b31 | 409 | PTR sys_recvmmsg |
e080e616 | 410 | PTR sys_fanotify_init /* 5295 */ |
5e844b31 DD |
411 | PTR sys_fanotify_mark |
412 | PTR sys_prlimit64 | |
84ed9432 DD |
413 | PTR sys_name_to_handle_at |
414 | PTR sys_open_by_handle_at | |
415 | PTR sys_clock_adjtime /* 5300 */ | |
1bbf2875 | 416 | PTR sys_syncfs |
b12acf16 | 417 | PTR sys_sendmmsg |
7b21fddd | 418 | PTR sys_setns |
8ff8584e DD |
419 | PTR sys_process_vm_readv |
420 | PTR sys_process_vm_writev /* 5305 */ | |
ce71d24c | 421 | PTR sys_kcmp |
6295150b | 422 | PTR sys_finit_module |
dec33aba | 423 | PTR sys_getdents64 |
6776254b JH |
424 | PTR sys_sched_setattr |
425 | PTR sys_sched_getattr /* 5310 */ | |
367f0b50 | 426 | PTR sys_renameat2 |
8855d608 | 427 | PTR sys_seccomp |
42944521 RB |
428 | PTR sys_getrandom |
429 | PTR sys_memfd_create | |
5df4c8db | 430 | PTR sys_bpf /* 5315 */ |
389cdc5d | 431 | PTR sys_execveat |
96fc7a9c RB |
432 | PTR sys_userfaultfd |
433 | PTR sys_membarrier | |
784567f4 | 434 | PTR sys_mlock2 |
e6c058f9 | 435 | PTR sys_copy_file_range /* 5320 */ |
62d8e644 RB |
436 | PTR sys_preadv2 |
437 | PTR sys_pwritev2 | |
11ed3e0e RB |
438 | PTR sys_pkey_mprotect |
439 | PTR sys_pkey_alloc | |
440 | PTR sys_pkey_free /* 5325 */ | |
9cb74b5e | 441 | PTR sys_statx |
08253b39 | 442 | .size sys_call_table,.-sys_call_table |