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10#include <linux/errno.h>
11#include <asm/asm.h>
12#include <asm/asmmacro.h>
13#include <asm/irqflags.h>
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
20#ifndef CONFIG_MIPS32_O32
21
22#define handle_sysn32 handle_sys
23#endif
24
25 .align 5
26NESTED(handle_sysn32, PT_SIZE, sp)
27#ifndef CONFIG_MIPS32_O32
28 .set noat
29 SAVE_SOME
30 TRACE_IRQS_ON_RELOAD
31 STI
32 .set at
33#endif
34
35 dsubu t0, v0, __NR_N32_Linux
36 sltiu t0, t0, __NR_N32_Linux_syscalls + 1
37
38#ifndef CONFIG_MIPS32_O32
39 ld t1, PT_EPC(sp)
40 daddiu t1, 4
41 sd t1, PT_EPC(sp)
42#endif
43 beqz t0, not_n32_scall
44
45 dsll t0, v0, 3
46 ld t2, (sysn32_call_table - (__NR_N32_Linux * 8))(t0)
47
48 sd a3, PT_R26(sp)
49
50 li t1, _TIF_WORK_SYSCALL_ENTRY
51 LONG_L t0, TI_FLAGS($28)
52 and t0, t1, t0
53 bnez t0, n32_syscall_trace_entry
54
55 jalr t2
56
57 li t0, -EMAXERRNO - 1
58 sltu t0, t0, v0
59 sd t0, PT_R7(sp)
60 beqz t0, 1f
61
62 ld t1, PT_R2(sp)
63 dnegu v0
64 sd t1, PT_R0(sp)
651: sd v0, PT_R2(sp)
66
67 j syscall_exit_partial
68
69
70
71n32_syscall_trace_entry:
72 SAVE_STATIC
73 move s0, t2
74 move a0, sp
75 daddiu a1, v0, __NR_N32_Linux
76 jal syscall_trace_enter
77
78 bltz v0, 2f
79
80 move t0, s0
81 RESTORE_STATIC
82 ld a0, PT_R4(sp)
83 ld a1, PT_R5(sp)
84 ld a2, PT_R6(sp)
85 ld a3, PT_R7(sp)
86 ld a4, PT_R8(sp)
87 ld a5, PT_R9(sp)
88 jalr t0
89
90 li t0, -EMAXERRNO - 1
91 sltu t0, t0, v0
92 sd t0, PT_R7(sp)
93 beqz t0, 1f
94
95 ld t1, PT_R2(sp)
96 dnegu v0
97 sd t1, PT_R0(sp)
981: sd v0, PT_R2(sp)
99
1002: j syscall_exit
101
102not_n32_scall:
103
104
105 j handle_sys64
106
107 END(handle_sysn32)
108
109 .type sysn32_call_table, @object
110EXPORT(sysn32_call_table)
111 PTR sys_read
112 PTR sys_write
113 PTR sys_open
114 PTR sys_close
115 PTR sys_newstat
116 PTR sys_newfstat
117 PTR sys_newlstat
118 PTR sys_poll
119 PTR sys_lseek
120 PTR sys_mips_mmap
121 PTR sys_mprotect
122 PTR sys_munmap
123 PTR sys_brk
124 PTR compat_sys_rt_sigaction
125 PTR compat_sys_rt_sigprocmask
126 PTR compat_sys_ioctl
127 PTR sys_pread64
128 PTR sys_pwrite64
129 PTR compat_sys_readv
130 PTR compat_sys_writev
131 PTR sys_access
132 PTR sysm_pipe
133 PTR compat_sys_select
134 PTR sys_sched_yield
135 PTR sys_mremap
136 PTR sys_msync
137 PTR sys_mincore
138 PTR sys_madvise
139 PTR sys_shmget
140 PTR sys_shmat
141 PTR compat_sys_shmctl
142 PTR sys_dup
143 PTR sys_dup2
144 PTR sys_pause
145 PTR compat_sys_nanosleep
146 PTR compat_sys_getitimer
147 PTR compat_sys_setitimer
148 PTR sys_alarm
149 PTR sys_getpid
150 PTR compat_sys_sendfile
151 PTR sys_socket
152 PTR sys_connect
153 PTR sys_accept
154 PTR sys_sendto
155 PTR compat_sys_recvfrom
156 PTR compat_sys_sendmsg
157 PTR compat_sys_recvmsg
158 PTR sys_shutdown
159 PTR sys_bind
160 PTR sys_listen
161 PTR sys_getsockname
162 PTR sys_getpeername
163 PTR sys_socketpair
164 PTR compat_sys_setsockopt
165 PTR compat_sys_getsockopt
166 PTR __sys_clone
167 PTR __sys_fork
168 PTR compat_sys_execve
169 PTR sys_exit
170 PTR compat_sys_wait4
171 PTR sys_kill
172 PTR sys_newuname
173 PTR sys_semget
174 PTR sys_semop
175 PTR compat_sys_semctl
176 PTR sys_shmdt
177 PTR sys_msgget
178 PTR compat_sys_msgsnd
179 PTR compat_sys_msgrcv
180 PTR compat_sys_msgctl
181 PTR compat_sys_fcntl
182 PTR sys_flock
183 PTR sys_fsync
184 PTR sys_fdatasync
185 PTR sys_truncate
186 PTR sys_ftruncate
187 PTR compat_sys_getdents
188 PTR sys_getcwd
189 PTR sys_chdir
190 PTR sys_fchdir
191 PTR sys_rename
192 PTR sys_mkdir
193 PTR sys_rmdir
194 PTR sys_creat
195 PTR sys_link
196 PTR sys_unlink
197 PTR sys_symlink
198 PTR sys_readlink
199 PTR sys_chmod
200 PTR sys_fchmod
201 PTR sys_chown
202 PTR sys_fchown
203 PTR sys_lchown
204 PTR sys_umask
205 PTR compat_sys_gettimeofday
206 PTR compat_sys_getrlimit
207 PTR compat_sys_getrusage
208 PTR compat_sys_sysinfo
209 PTR compat_sys_times
210 PTR compat_sys_ptrace
211 PTR sys_getuid
212 PTR sys_syslog
213 PTR sys_getgid
214 PTR sys_setuid
215 PTR sys_setgid
216 PTR sys_geteuid
217 PTR sys_getegid
218 PTR sys_setpgid
219 PTR sys_getppid
220 PTR sys_getpgrp
221 PTR sys_setsid
222 PTR sys_setreuid
223 PTR sys_setregid
224 PTR sys_getgroups
225 PTR sys_setgroups
226 PTR sys_setresuid
227 PTR sys_getresuid
228 PTR sys_setresgid
229 PTR sys_getresgid
230 PTR sys_getpgid
231 PTR sys_setfsuid
232 PTR sys_setfsgid
233 PTR sys_getsid
234 PTR sys_capget
235 PTR sys_capset
236 PTR compat_sys_rt_sigpending
237 PTR compat_sys_rt_sigtimedwait
238 PTR compat_sys_rt_sigqueueinfo
239 PTR compat_sys_rt_sigsuspend
240 PTR compat_sys_sigaltstack
241 PTR compat_sys_utime
242 PTR sys_mknod
243 PTR sys_32_personality
244 PTR compat_sys_ustat
245 PTR compat_sys_statfs
246 PTR compat_sys_fstatfs
247 PTR sys_sysfs
248 PTR sys_getpriority
249 PTR sys_setpriority
250 PTR sys_sched_setparam
251 PTR sys_sched_getparam
252 PTR sys_sched_setscheduler
253 PTR sys_sched_getscheduler
254 PTR sys_sched_get_priority_max
255 PTR sys_sched_get_priority_min
256 PTR compat_sys_sched_rr_get_interval
257 PTR sys_mlock
258 PTR sys_munlock
259 PTR sys_mlockall
260 PTR sys_munlockall
261 PTR sys_vhangup
262 PTR sys_pivot_root
263 PTR compat_sys_sysctl
264 PTR sys_prctl
265 PTR compat_sys_adjtimex
266 PTR compat_sys_setrlimit
267 PTR sys_chroot
268 PTR sys_sync
269 PTR sys_acct
270 PTR compat_sys_settimeofday
271 PTR compat_sys_mount
272 PTR sys_umount
273 PTR sys_swapon
274 PTR sys_swapoff
275 PTR sys_reboot
276 PTR sys_sethostname
277 PTR sys_setdomainname
278 PTR sys_ni_syscall
279 PTR sys_init_module
280 PTR sys_delete_module
281 PTR sys_ni_syscall
282 PTR sys_ni_syscall
283 PTR sys_quotactl
284 PTR sys_ni_syscall
285 PTR sys_ni_syscall
286 PTR sys_ni_syscall
287 PTR sys_ni_syscall
288 PTR sys_ni_syscall
289 PTR sys_gettid
290 PTR sys_readahead
291 PTR sys_setxattr
292 PTR sys_lsetxattr
293 PTR sys_fsetxattr
294 PTR sys_getxattr
295 PTR sys_lgetxattr
296 PTR sys_fgetxattr
297 PTR sys_listxattr
298 PTR sys_llistxattr
299 PTR sys_flistxattr
300 PTR sys_removexattr
301 PTR sys_lremovexattr
302 PTR sys_fremovexattr
303 PTR sys_tkill
304 PTR sys_ni_syscall
305 PTR compat_sys_futex
306 PTR compat_sys_sched_setaffinity
307 PTR compat_sys_sched_getaffinity
308 PTR sys_cacheflush
309 PTR sys_cachectl
310 PTR sys_sysmips
311 PTR compat_sys_io_setup
312 PTR sys_io_destroy
313 PTR compat_sys_io_getevents
314 PTR compat_sys_io_submit
315 PTR sys_io_cancel
316 PTR sys_exit_group
317 PTR sys_lookup_dcookie
318 PTR sys_epoll_create
319 PTR sys_epoll_ctl
320 PTR sys_epoll_wait
321 PTR sys_remap_file_pages
322 PTR sysn32_rt_sigreturn
323 PTR compat_sys_fcntl64
324 PTR sys_set_tid_address
325 PTR sys_restart_syscall
326 PTR compat_sys_semtimedop
327 PTR sys_fadvise64_64
328 PTR compat_sys_statfs64
329 PTR compat_sys_fstatfs64
330 PTR sys_sendfile64
331 PTR compat_sys_timer_create
332 PTR compat_sys_timer_settime
333 PTR compat_sys_timer_gettime
334 PTR sys_timer_getoverrun
335 PTR sys_timer_delete
336 PTR compat_sys_clock_settime
337 PTR compat_sys_clock_gettime
338 PTR compat_sys_clock_getres
339 PTR compat_sys_clock_nanosleep
340 PTR sys_tgkill
341 PTR compat_sys_utimes
342 PTR compat_sys_mbind
343 PTR compat_sys_get_mempolicy
344 PTR compat_sys_set_mempolicy
345 PTR compat_sys_mq_open
346 PTR sys_mq_unlink
347 PTR compat_sys_mq_timedsend
348 PTR compat_sys_mq_timedreceive
349 PTR compat_sys_mq_notify
350 PTR compat_sys_mq_getsetattr
351 PTR sys_ni_syscall
352 PTR compat_sys_waitid
353 PTR sys_ni_syscall
354 PTR sys_add_key
355 PTR sys_request_key
356 PTR sys_keyctl
357 PTR sys_set_thread_area
358 PTR sys_inotify_init
359 PTR sys_inotify_add_watch
360 PTR sys_inotify_rm_watch
361 PTR compat_sys_migrate_pages
362 PTR sys_openat
363 PTR sys_mkdirat
364 PTR sys_mknodat
365 PTR sys_fchownat
366 PTR compat_sys_futimesat
367 PTR sys_newfstatat
368 PTR sys_unlinkat
369 PTR sys_renameat
370 PTR sys_linkat
371 PTR sys_symlinkat
372 PTR sys_readlinkat
373 PTR sys_fchmodat
374 PTR sys_faccessat
375 PTR compat_sys_pselect6
376 PTR compat_sys_ppoll
377 PTR sys_unshare
378 PTR sys_splice
379 PTR sys_sync_file_range
380 PTR sys_tee
381 PTR compat_sys_vmsplice
382 PTR compat_sys_move_pages
383 PTR compat_sys_set_robust_list
384 PTR compat_sys_get_robust_list
385 PTR compat_sys_kexec_load
386 PTR sys_getcpu
387 PTR compat_sys_epoll_pwait
388 PTR sys_ioprio_set
389 PTR sys_ioprio_get
390 PTR compat_sys_utimensat
391 PTR compat_sys_signalfd
392 PTR sys_ni_syscall
393 PTR sys_eventfd
394 PTR sys_fallocate
395 PTR sys_timerfd_create
396 PTR compat_sys_timerfd_gettime
397 PTR compat_sys_timerfd_settime
398 PTR compat_sys_signalfd4
399 PTR sys_eventfd2
400 PTR sys_epoll_create1
401 PTR sys_dup3
402 PTR sys_pipe2
403 PTR sys_inotify_init1
404 PTR compat_sys_preadv
405 PTR compat_sys_pwritev
406 PTR compat_sys_rt_tgsigqueueinfo
407 PTR sys_perf_event_open
408 PTR sys_accept4
409 PTR compat_sys_recvmmsg
410 PTR sys_getdents64
411 PTR sys_fanotify_init
412 PTR sys_fanotify_mark
413 PTR sys_prlimit64
414 PTR sys_name_to_handle_at
415 PTR sys_open_by_handle_at
416 PTR compat_sys_clock_adjtime
417 PTR sys_syncfs
418 PTR compat_sys_sendmmsg
419 PTR sys_setns
420 PTR compat_sys_process_vm_readv
421 PTR compat_sys_process_vm_writev
422 PTR sys_kcmp
423 PTR sys_finit_module
424 PTR sys_sched_setattr
425 PTR sys_sched_getattr
426 PTR sys_renameat2
427 PTR sys_seccomp
428 PTR sys_getrandom
429 PTR sys_memfd_create
430 PTR sys_bpf
431 PTR compat_sys_execveat
432 .size sysn32_call_table,.-sysn32_call_table
433