1
2/*--------------------------------------------------------------------*/
3/*--- mips/Linux-specific kernel interface.     vki-mips64-linux.h ---*/
4/*--------------------------------------------------------------------*/
5
6/*
7   This file is part of Valgrind, a dynamic binary instrumentation
8   framework.
9
10   Copyright (C) 2010-2017 RT-RK
11      mips-valgrind@rt-rk.com
12
13   This program is free software; you can redistribute it and/or
14   modify it under the terms of the GNU General Public License as
15   published by the Free Software Foundation; either version 2 of the
16   License, or (at your option) any later version.
17
18   This program is distributed in the hope that it will be useful, but
19   WITHOUT ANY WARRANTY; without even the implied warranty of
20   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21   General Public License for more details.
22
23   You should have received a copy of the GNU General Public License
24   along with this program; if not, write to the Free Software
25   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26   02111-1307, USA.
27*/
28
29#ifndef __VKI_MIPS64_LINUX_H
30#define __VKI_MIPS64_LINUX_H
31
32#include <config.h>
33
34// mips endian
35#if defined (_MIPSEL)
36#define VKI_LITTLE_ENDIAN  1
37#elif defined (_MIPSEB)
38#define VKI_BIG_ENDIAN  1
39#endif
40
41//----------------------------------------------------------------------
42// From linux-2.6.35.9/include/asm-mips/cachectl.h
43//----------------------------------------------------------------------
44
45#define VKI_ICACHE  (1<<0)          /* flush instruction cache        */
46#define VKI_DCACHE  (1<<1)          /* writeback and flush data cache */
47#define VKI_BCACHE  (VKI_ICACHE | VKI_DCACHE) /* flush both caches    */
48
49//----------------------------------------------------------------------
50// From linux-2.6.35.9/include/mips-mips/types.h
51//----------------------------------------------------------------------
52
53typedef __signed__ char __vki_s8;
54typedef unsigned   char __vki_u8;
55
56typedef __signed__ short __vki_s16;
57typedef unsigned   short __vki_u16;
58
59typedef __signed__ int __vki_s32;
60typedef unsigned   int __vki_u32;
61
62typedef __signed char vki_s8;
63typedef unsigned char vki_u8;
64
65typedef __signed short vki_s16;
66typedef unsigned short vki_u16;
67
68typedef __signed int vki_s32;
69typedef unsigned int vki_u32;
70
71#if (_MIPS_SZLONG == 64)
72typedef __signed__ long __vki_s64;
73typedef unsigned   long __vki_u64;
74#else
75typedef __signed__ long long __vki_s64;
76typedef unsigned   long long __vki_u64;
77#endif
78
79//----------------------------------------------------------------------
80// From linux-2.6.35.9/include/asm-mips/page.h
81//----------------------------------------------------------------------
82
83/* MIPS64 uses runtime pagesize detection */
84extern UWord VKI_PAGE_SHIFT;
85extern UWord VKI_PAGE_SIZE;
86#define VKI_PAGE_MASK           (~(VKI_PAGE_SIZE-1))
87#define VKI_MAX_PAGE_SHIFT      16
88#define VKI_MAX_PAGE_SIZE       (1UL << VKI_MAX_PAGE_SHIFT)
89
90//----------------------------------------------------------------------
91// From linux-2.6.35.9/arch/mips/include/bits/shm.h
92//----------------------------------------------------------------------
93
94#define VKI_SHMLBA  0x40000
95
96//----------------------------------------------------------------------
97// From linux-2.6.35.9/include/asm-mips/signal.h
98//----------------------------------------------------------------------
99
100#define VKI_MINSIGSTKSZ 2048
101
102#define VKI_SIG_BLOCK   1  /* for blocking signals */
103#define VKI_SIG_UNBLOCK 2  /* for unblocking signals */
104#define VKI_SIG_SETMASK 3  /* for setting the signal mask */
105
106/* Type of a signal handler.  */
107typedef void __vki_signalfn_t(int);
108typedef __vki_signalfn_t __user *__vki_sighandler_t;
109
110typedef void __vki_restorefn_t(void);
111typedef __vki_restorefn_t __user *__vki_sigrestore_t;
112
113#define VKI_SIG_DFL     ((__vki_sighandler_t)0)   /* default signal handling */
114#define VKI_SIG_IGN     ((__vki_sighandler_t)1)   /* ignore signal */
115#define VKI_SIG_ERR     ((__vki_sighandler_t)-1)  /* error return from signal */
116
117#define _VKI_NSIG       128
118#define _VKI_NSIG_BPW   64
119#define _VKI_NSIG_WORDS (_VKI_NSIG / _VKI_NSIG_BPW)
120
121typedef unsigned long vki_old_sigset_t;  /* at least 32 bits */
122
123typedef struct {
124        unsigned long sig[_VKI_NSIG_WORDS];
125} vki_sigset_t;
126
127#define VKI_SIGHUP           1          /* Hangup (POSIX).                    */
128#define VKI_SIGINT           2          /* Interrupt (ANSI).                  */
129#define VKI_SIGQUIT          3          /* Quit (POSIX).                      */
130#define VKI_SIGILL           4          /* Illegal instruction (ANSI).        */
131#define VKI_SIGTRAP          5          /* Trace trap (POSIX).                */
132#define VKI_SIGIOT           6          /* IOT trap (4.2 BSD).                */
133#define VKI_SIGABRT          VKI_SIGIOT /* Abort (ANSI).                      */
134#define VKI_SIGEMT           7
135#define VKI_SIGFPE           8          /* Floating-point exception (ANSI).   */
136#define VKI_SIGKILL          9          /* Kill, unblockable (POSIX).         */
137#define VKI_SIGBUS          10          /* BUS error (4.2 BSD).               */
138#define VKI_SIGSEGV         11          /* Segmentation violation (ANSI).     */
139#define VKI_SIGSYS          12
140#define VKI_SIGPIPE         13          /* Broken pipe (POSIX).               */
141#define VKI_SIGALRM         14          /* Alarm clock (POSIX).               */
142#define VKI_SIGTERM         15          /* Termination (ANSI).                */
143#define VKI_SIGUSR1         16          /* User-defined signal 1 (POSIX).     */
144#define VKI_SIGUSR2         17          /* User-defined signal 2 (POSIX).     */
145#define VKI_SIGCHLD         18          /* Child status has changed (POSIX).  */
146#define VKI_SIGCLD          VKI_SIGCHLD /* Same as SIGCHLD (System V).        */
147#define VKI_SIGPWR          19          /* Power failure restart (System V).  */
148#define VKI_SIGWINCH        20          /* Window size change (4.3 BSD, Sun). */
149#define VKI_SIGURG          21          /* Urgent condition on socket.        */
150#define VKI_SIGIO           22          /* I/O now possible (4.2 BSD).        */
151#define VKI_SIGPOLL         VKI_SIGIO   /* Pollable event occurred (System V).*/
152#define VKI_SIGSTOP         23          /* Stop, unblockable (POSIX).         */
153#define VKI_SIGTSTP         24          /* Keyboard stop (POSIX).             */
154#define VKI_SIGCONT         25          /* Continue (POSIX).                  */
155#define VKI_SIGTTIN         26          /* Background read from tty (POSIX).  */
156#define VKI_SIGTTOU         27          /* Background write to tty (POSIX).   */
157#define VKI_SIGVTALRM       28          /* Virtual alarm clock (4.2 BSD).     */
158#define VKI_SIGPROF         29          /* Profiling alarm clock (4.2 BSD).   */
159#define VKI_SIGXCPU         30          /* CPU limit exceeded (4.2 BSD).      */
160#define VKI_SIGXFSZ         31          /* File size limit exceeded (4.2 BSD).*/
161
162/* These should not be considered constants from userland.  */
163#define VKI_SIGRTMIN    32
164// [[This was (_NSIG-1) in 2.4.X... not sure if it matters.]]
165#define VKI_SIGRTMAX    (_VKI_NSIG - 1)
166
167#define VKI_SA_ONSTACK      0x08000000u
168#define VKI_SA_RESETHAND    0x80000000u
169#define VKI_SA_RESTART      0x10000000u
170#define VKI_SA_SIGINFO      0x00000008u
171#define VKI_SA_NODEFER      0x40000000u
172#define VKI_SA_NOCLDWAIT    0x00010000u
173#define VKI_SA_NOCLDSTOP    0x00000001u
174
175#define VKI_SA_NOMASK           VKI_SA_NODEFER
176#define VKI_SA_ONESHOT          VKI_SA_RESETHAND
177//#define VKI_SA_INTERRUPT      0x20000000  /* dummy -- ignored */
178
179#define VKI_SA_RESTORER         0x04000000
180
181#define VKI_SS_ONSTACK          1
182#define VKI_SS_DISABLE          2
183
184struct vki_old_sigaction {
185       // [[Nb: a 'k' prefix is added to "sa_handler" because
186       // bits/sigaction.h (which gets dragged in somehow via signal.h)
187       // #defines it as something else.  Since that is done for glibc's
188       // purposes, which we don't care about here, we use our own name.]]
189       unsigned long sa_flags;
190       __vki_sighandler_t ksa_handler;
191       vki_old_sigset_t sa_mask;
192       __vki_sigrestore_t sa_restorer;
193};
194
195struct vki_sigaction {
196       unsigned int    sa_flags;
197       __vki_sighandler_t  sa_handler;
198       vki_sigset_t        sa_mask;
199};
200
201
202struct vki_sigaction_base {
203       // [[See comment about extra 'k' above]]
204       unsigned int sa_flags;
205       __vki_sighandler_t ksa_handler;
206       vki_sigset_t sa_mask;           // mask last for extensibility
207       __vki_sigrestore_t sa_restorer;
208};
209
210/* On Linux we use the same type for passing sigactions to
211   and from the kernel.  Hence: */
212typedef  struct vki_sigaction_base  vki_sigaction_toK_t;
213typedef  struct vki_sigaction_base  vki_sigaction_fromK_t;
214
215typedef struct vki_sigaltstack {
216        void __user *ss_sp;
217        vki_size_t ss_size;
218        int ss_flags;
219} vki_stack_t;
220
221//----------------------------------------------------------------------
222// From linux-2.6.35.9/include/asm-mips/sigcontext.h
223//----------------------------------------------------------------------
224
225struct _vki_fpreg {
226       unsigned short significand[4];
227       unsigned short exponent;
228};
229
230struct _vki_fpxreg {
231       unsigned short significand[4];
232       unsigned short exponent;
233       unsigned short padding[3];
234};
235
236struct _vki_xmmreg {
237       unsigned long element[4];
238};
239
240struct _vki_fpstate {
241       /* Regular FPU environment */
242       unsigned long    cw;
243       unsigned long    sw;
244       unsigned long    tag;
245       unsigned long    ipoff;
246       unsigned long    cssel;
247       unsigned long    dataoff;
248       unsigned long    datasel;
249       struct _vki_fpreg    _st[8];
250       unsigned short   status;
251       unsigned short   magic;           /* 0xffff = regular FPU data only */
252
253       /* FXSR FPU environment */
254       unsigned long    _fxsr_env[6];    /* FXSR FPU env is ignored */
255       unsigned long    mxcsr;
256       unsigned long    reserved;
257       struct _vki_fpxreg   _fxsr_st[8]; /* FXSR FPU reg data is ignored */
258       struct _vki_xmmreg   _xmm[8];
259       unsigned long    padding[56];
260};
261
262//----------------------------------------------------------------------
263// From linux-2.6.35.9/include/asm-mips/sigcontext.h
264//----------------------------------------------------------------------
265struct vki_sigcontext {
266       __vki_u64   sc_regs[32];
267       __vki_u64   sc_fpregs[32];
268       __vki_u64   sc_mdhi;
269       __vki_u64   sc_hi1;
270       __vki_u64   sc_hi2;
271       __vki_u64   sc_hi3;
272       __vki_u64   sc_mdlo;
273       __vki_u64   sc_lo1;
274       __vki_u64   sc_lo2;
275       __vki_u64   sc_lo3;
276       __vki_u64   sc_pc;
277       __vki_u64   sc_fpc_csr;
278       __vki_u64   sc_used_math;
279       __vki_u64   sc_dsp;
280       __vki_u64   sc_reserved;
281};
282
283//----------------------------------------------------------------------
284// From linux-2.6.35.9/include/asm-mips/mman.h
285//----------------------------------------------------------------------
286
287#define VKI_PROT_NONE       0x0      /* No page permissions */
288#define VKI_PROT_READ       0x1      /* page can be read */
289#define VKI_PROT_WRITE      0x2      /* page can be written */
290#define VKI_PROT_EXEC       0x4      /* page can be executed */
291#define VKI_PROT_GROWSDOWN  0x01000000  /* mprotect flag: extend change to start
292                                           of growsdown vma */
293#define VKI_PROT_GROWSUP    0x02000000  /* mprotect flag: extend change to end
294                                           of growsup vma */
295
296#define VKI_MAP_SHARED      0x001     /* Share changes */
297#define VKI_MAP_PRIVATE     0x002     /* Changes are private */
298//#define VKI_MAP_TYPE      0x0f        /* Mask for type of mapping */
299#define VKI_MAP_FIXED       0x010     /* Interpret addr exactly */
300
301#define VKI_MAP_NORESERVE   0x0400   /* don't reserve swap pages */
302
303/* These are linux-specific */
304#define VKI_MAP_NORESERVE   0x0400          /* don't check for reservations */
305#define VKI_MAP_ANONYMOUS   0x0800          /* don't use a file */
306#define VKI_MAP_GROWSDOWN   0x1000          /* stack-like segment */
307#define VKI_MAP_DENYWRITE   0x2000          /* ETXTBSY */
308#define VKI_MAP_EXECUTABLE  0x4000          /* mark it as an executable */
309#define VKI_MAP_LOCKED      0x8000          /* pages are locked */
310#define VKI_MAP_POPULATE    0x10000         /* populate (prefault) pagetables */
311#define VKI_MAP_NONBLOCK    0x20000         /* do not block on IO */
312
313//----------------------------------------------------------------------
314// From linux-2.6.35.9/include/asm-mips/fcntl.h
315//----------------------------------------------------------------------
316
317#define VKI_O_RDONLY        00
318#define VKI_O_WRONLY        01
319#define VKI_O_RDWR          02
320#define VKI_O_ACCMODE       03
321
322#define VKI_O_CREAT         0x0100      /* not fcntl */
323#define VKI_O_EXCL          0x0400      /* not fcntl */
324
325#define VKI_O_TRUNC         0x0200      /* not fcntl */
326
327#define VKI_O_APPEND        0x0008
328#define VKI_O_NONBLOCK      0x0080
329#define VKI_O_LARGEFILE     0x2000
330
331#define VKI_AT_FDCWD        -100
332
333#define VKI_F_DUPFD         0           /* dup */
334#define VKI_F_GETFD         1           /* get close_on_exec */
335#define VKI_F_SETFD         2           /* set/clear close_on_exec */
336#define VKI_F_GETFL         3           /* get file->f_flags */
337#define VKI_F_SETFL         4           /* set file->f_flags */
338
339#define VKI_F_GETLK         14
340#define VKI_F_SETLK         6
341#define VKI_F_SETLKW        7
342
343#define VKI_F_SETOWN        24          /*  for sockets. */
344#define VKI_F_GETOWN        23          /*  for sockets. */
345#define VKI_F_SETSIG        10          /*  for sockets. */
346#define VKI_F_GETSIG        11          /*  for sockets. */
347
348#define VKI_F_SETOWN_EX     15
349#define VKI_F_GETOWN_EX     16
350
351#define VKI_F_OFD_GETLK     36
352#define VKI_F_OFD_SETLK     37
353#define VKI_F_OFD_SETLKW    38
354
355#define VKI_F_GETLK64       33          /*  using 'struct flock64' */
356#define VKI_F_SETLK64       34
357#define VKI_F_SETLKW64      35
358
359/* for F_[GET|SET]FL */
360#define VKI_FD_CLOEXEC      1      /* actually anything with low bit set goes */
361
362#define VKI_F_LINUX_SPECIFIC_BASE 1024
363
364struct vki_f_owner_ex {
365       int type;
366       __vki_kernel_pid_t pid;
367};
368
369//----------------------------------------------------------------------
370// From linux-2.6.35.9/include/asm-mips/resource.h
371//----------------------------------------------------------------------
372
373#define VKI_RLIMIT_DATA     2   /* max data size */
374#define VKI_RLIMIT_STACK    3   /* max stack size */
375#define VKI_RLIMIT_CORE     4   /* max core file size */
376#define VKI_RLIMIT_NOFILE   5   /* max number of open files */
377
378//----------------------------------------------------------------------
379// From linux-2.6.35.9/include/asm-mips/socket.h
380//----------------------------------------------------------------------
381
382#define VKI_SOL_SOCKET   0xffff
383
384#define VKI_SO_TYPE      0x1008
385
386#define VKI_SO_ATTACH_FILTER	26
387
388//----------------------------------------------------------------------
389// From linux-2.6.35.9/include/asm-i386/sockios.h
390//----------------------------------------------------------------------
391
392#define VKI_SIOCSPGRP           0x8902
393#define VKI_SIOCGPGRP           0x8904
394#define VKI_SIOCATMARK          0x8905
395#define VKI_SIOCGSTAMP          0x8906      /* Get stamp (timeval) */
396#define VKI_SIOCGSTAMPNS        0x8907      /* Get stamp (timespec) */
397
398//----------------------------------------------------------------------
399// From linux-2.6.35.9/include/asm-mips/stat.h
400//----------------------------------------------------------------------
401
402struct vki_stat {
403        unsigned int    st_dev;
404        unsigned int    st_pad0[3];     /* Reserved for st_dev expansion  */
405
406        unsigned long   st_ino;
407
408        int             st_mode;
409        unsigned int    st_nlink;
410
411        unsigned int    st_uid;
412        unsigned int    st_gid;
413
414        unsigned int    st_rdev;
415        unsigned int    st_pad1[3];     /* Reserved for st_rdev expansion  */
416
417        long            st_size;
418
419        /*
420         * Actually this should be timestruc_t st_atime, st_mtime and st_ctime
421         * but we don't have it under Linux.
422         */
423        unsigned int    st_atime;
424        unsigned int    st_atime_nsec;  /* Reserved for st_atime expansion  */
425
426        unsigned int    st_mtime;
427        unsigned int    st_mtime_nsec;  /* Reserved for st_mtime expansion  */
428
429        unsigned int    st_ctime;
430        unsigned int    st_ctime_nsec;  /* Reserved for st_ctime expansion  */
431
432        unsigned int    st_blksize;
433        unsigned int    st_pad2;
434
435        long long       st_blocks;
436};
437
438struct vki_stat64 {
439        unsigned long   st_dev;
440        unsigned long   st_pad0[3];     /* Reserved for st_dev expansion  */
441
442        unsigned long long      st_ino;
443
444        int             st_mode;
445        unsigned int    st_nlink;
446
447        unsigned int    st_uid;
448        unsigned int    st_gid;
449
450        unsigned long   st_rdev;
451        unsigned long   st_pad1[3];     /* Reserved for st_rdev expansion  */
452
453        long long       st_size;
454
455        /*
456         * Actually this should be timestruc_t st_atime, st_mtime and st_ctime
457         * but we don't have it under Linux.
458         */
459        unsigned long   st_atime;
460        unsigned long   st_atime_nsec;  /* Reserved for st_atime expansion  */
461
462        unsigned long   st_mtime;
463        unsigned long   st_mtime_nsec;  /* Reserved for st_mtime expansion  */
464
465        unsigned long   st_ctime;
466        unsigned long   st_ctime_nsec;  /* Reserved for st_ctime expansion  */
467
468        unsigned long   st_blksize;
469        unsigned long   st_pad2;
470
471        long long       st_blocks;
472};
473
474//----------------------------------------------------------------------
475// From linux-2.6.35.9/include/asm-mips/statfs.h
476//----------------------------------------------------------------------
477
478struct vki_statfs {
479       __vki_u32 f_type;
480#define f_fstyp f_type
481       __vki_u32 f_bsize;
482       __vki_u32 f_frsize;
483       __vki_u32 f_blocks;
484       __vki_u32 f_bfree;
485       __vki_u32 f_files;
486       __vki_u32 f_ffree;
487       __vki_u32 f_bavail;
488       __vki_kernel_fsid_t f_fsid;
489       __vki_u32 f_namelen;
490       __vki_u32 f_spare[6];
491};
492
493//----------------------------------------------------------------------
494// From linux-2.6.35.9/include/asm-mips/termios.h
495//----------------------------------------------------------------------
496
497struct vki_winsize {
498       unsigned short ws_row;
499       unsigned short ws_col;
500       unsigned short ws_xpixel;
501       unsigned short ws_ypixel;
502};
503
504#define NCC     8
505#define NCCS    23
506struct vki_termio {
507       unsigned short c_iflag;      /* input mode flags */
508       unsigned short c_oflag;      /* output mode flags */
509       unsigned short c_cflag;      /* control mode flags */
510       unsigned short c_lflag;      /* local mode flags */
511       char           c_line;       /* line discipline */
512       unsigned char  c_cc[NCCS];   /* control characters */
513};
514
515//----------------------------------------------------------------------
516// From linux-2.6.35.9/include/asm-mips/termbits.h
517//----------------------------------------------------------------------
518
519typedef unsigned char   vki_cc_t;
520typedef unsigned long   vki_speed_t;
521typedef unsigned long   vki_tcflag_t;
522
523struct vki_termios {
524       vki_tcflag_t c_iflag;        /* input mode flags */
525       vki_tcflag_t c_oflag;        /* output mode flags */
526       vki_tcflag_t c_cflag;        /* control mode flags */
527       vki_tcflag_t c_lflag;        /* local mode flags */
528       vki_cc_t c_line;             /* line discipline */
529       vki_cc_t c_cc[NCCS];         /* control characters */
530};
531
532//----------------------------------------------------------------------
533// From linux-2.6.35.9/include/asm-mips/ioctl.h
534//----------------------------------------------------------------------
535
536#define _VKI_IOC_NRBITS     8
537#define _VKI_IOC_TYPEBITS   8
538#define _VKI_IOC_SIZEBITS   13
539#define _VKI_IOC_DIRBITS    3
540
541#define _VKI_IOC_NRMASK     ((1 << _VKI_IOC_NRBITS)-1)
542#define _VKI_IOC_TYPEMASK   ((1 << _VKI_IOC_TYPEBITS)-1)
543#define _VKI_IOC_SIZEMASK   ((1 << _VKI_IOC_SIZEBITS)-1)
544#define _VKI_IOC_DIRMASK    ((1 << _VKI_IOC_DIRBITS)-1)
545
546#define _VKI_IOC_NRSHIFT    0
547#define _VKI_IOC_TYPESHIFT  (_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS)
548#define _VKI_IOC_SIZESHIFT  (_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS)
549#define _VKI_IOC_DIRSHIFT   (_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS)
550
551#define _VKI_IOC_NONE   1U
552#define _VKI_IOC_READ   2U
553#define _VKI_IOC_WRITE  4U
554
555#define _VKI_IOC(dir,type,nr,size) \
556                (((dir)  << _VKI_IOC_DIRSHIFT) | \
557                ((type) << _VKI_IOC_TYPESHIFT) | \
558                ((nr)   << _VKI_IOC_NRSHIFT) | \
559                ((size) << _VKI_IOC_SIZESHIFT))
560
561/* provoke compile error for invalid uses of size argument */
562extern unsigned int __VKI_invalid_size_argument_for_IOC;
563/* used to create numbers */
564#define _VKI_IO(type,nr)        _VKI_IOC(_VKI_IOC_NONE,(type),(nr),0)
565#define _VKI_IOR(type,nr,size)  _VKI_IOC(_VKI_IOC_READ,(type),(nr), \
566                                (_VKI_IOC_TYPECHECK(size)))
567#define _VKI_IOW(type,nr,size)  _VKI_IOC(_VKI_IOC_WRITE,(type),(nr), \
568                                (_VKI_IOC_TYPECHECK(size)))
569#define _VKI_IOWR(type,nr,size) _VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type), \
570                                (nr),(_VKI_IOC_TYPECHECK(size)))
571
572/* used to decode ioctl numbers.. */
573#define _VKI_IOC_DIR(nr)    (((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK)
574#define _VKI_IOC_TYPE(nr)   (((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK)
575#define _VKI_IOC_NR(nr)     (((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK)
576#define _VKI_IOC_SIZE(nr)   (((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK)
577
578//----------------------------------------------------------------------
579// From linux-2.6.35.9/include/asm-mips/ioctls.h
580//----------------------------------------------------------------------
581
582#define VKI_TCGETA              0x5401
583#define VKI_TCSETA              0x5402 /* Clashes with SNDCTL_TMR_START
584                                          sound ioctl */
585#define VKI_TCSETAW             0x5403
586#define VKI_TCSETAF             0x5404
587
588#define VKI_TCSBRK              0x5405
589#define VKI_TCXONC              0x5406
590#define VKI_TCFLSH              0x5407
591
592#define VKI_TCGETS              0x540d
593#define VKI_TCSETS              0x540e
594#define VKI_TCSETSW             0x540f
595#define VKI_TCSETSF             0x5410
596
597#define VKI_TIOCEXCL            0x740d  /* set exclusive use of tty */
598#define VKI_TIOCNXCL            0x740e  /* reset exclusive use of tty */
599#define VKI_TIOCOUTQ            0x7472  /* output queue size */
600#define VKI_TIOCSTI             0x5472  /* simulate terminal input */
601#define VKI_TIOCMGET            0x741d  /* get all modem bits */
602#define VKI_TIOCMBIS            0x741b  /* bis modem bits */
603#define VKI_TIOCMBIC            0x741c  /* bic modem bits */
604#define VKI_TIOCMSET            0x741a  /* set all modem bits */
605#define VKI_TIOCPKT             0x5470  /* pty: set/clear packet mode */
606#define VKI_TIOCPKT_DATA        0x00    /* data packet */
607#define VKI_TIOCPKT_FLUSHREAD   0x01    /* flush packet */
608#define VKI_TIOCPKT_FLUSHWRITE  0x02    /* flush packet */
609#define VKI_TIOCPKT_STOP        0x04    /* stop output */
610#define VKI_TIOCPKT_START       0x08    /* start output */
611#define VKI_TIOCPKT_NOSTOP      0x10    /* no more ^S, ^Q */
612#define VKI_TIOCPKT_DOSTOP      0x20    /* now do ^S ^Q */
613
614/* set window size */
615#define VKI_TIOCSWINSZ          _VKI_IOW('t', 103, struct vki_winsize)
616/* get window size */
617#define VKI_TIOCGWINSZ          _VKI_IOR('t', 104, struct vki_winsize)
618#define VKI_TIOCNOTTY           0x5471 /* void tty association */
619#define VKI_TIOCSETD            0x7401
620#define VKI_TIOCGETD            0x7400
621
622#define VKI_FIOCLEX             0x6601
623#define VKI_FIONCLEX            0x6602
624#define VKI_FIOASYNC            0x667d
625#define VKI_FIONBIO             0x667e
626#define VKI_FIOQSIZE            0x667f
627
628#define VKI_TIOCGLTC            0x7474 /* get special local chars */
629#define VKI_TIOCSLTC            0x7475 /* set special local chars */
630#define VKI_TIOCSPGRP           _VKI_IOW('t', 118, int) /* set pgrp of tty */
631#define VKI_TIOCGPGRP           _VKI_IOR('t', 119, int) /* get pgrp of tty */
632#define VKI_TIOCCONS            _VKI_IOW('t', 120, int) /* become virtual
633                                                           console */
634
635#define VKI_FIONREAD            0x467f
636#define VKI_TIOCINQ             FIONREAD
637
638#define VKI_TIOCGETP            0x7408
639#define VKI_TIOCSETP            0x7409
640#define VKI_TIOCSETN            0x740a /* TIOCSETP wo flush */
641
642#define VKI_TIOCSBRK            0x5427 /* BSD compatibility */
643#define VKI_TIOCCBRK            0x5428 /* BSD compatibility */
644#define VKI_TIOCGSID            0x7416 /* Return the session ID of FD */
645#define VKI_TIOCGPTN            _VKI_IOR('T',0x30, unsigned int) /* Get Pty
646                                                   Number (of pty-mux device) */
647#define VKI_TIOCSPTLCK          _VKI_IOW('T',0x31, int) /* Lock/unlock Pty */
648
649/* I hope the range from 0x5480 on is free ... */
650#define VKI_TIOCSCTTY           0x5480 /* become controlling tty */
651#define VKI_TIOCGSOFTCAR        0x5481
652#define VKI_TIOCSSOFTCAR        0x5482
653#define VKI_TIOCLINUX           0x5483
654#define VKI_TIOCGSERIAL         0x5484
655#define VKI_TIOCSSERIAL         0x5485
656#define VKI_TCSBRKP             0x5486 /* Needed for POSIX tcsendbreak() */
657#define VKI_TIOCSERCONFIG       0x5488
658#define VKI_TIOCSERGWILD        0x5489
659#define VKI_TIOCSERSWILD        0x548a
660#define VKI_TIOCGLCKTRMIOS      0x548b
661#define VKI_TIOCSLCKTRMIOS      0x548c
662#define VKI_TIOCSERGSTRUCT      0x548d /* For debugging only */
663#define VKI_TIOCSERGETLSR       0x548e /* Get line status register */
664#define VKI_TIOCSERGETMULTI     0x548f /* Get multiport config  */
665#define VKI_TIOCSERSETMULTI     0x5490 /* Set multiport config */
666#define VKI_TIOCMIWAIT          0x5491 /* wait for a change on serial input
667                                          line(s) */
668#define VKI_TIOCGICOUNT         0x5492 /* read serial port inline interrupt
669                                          counts */
670#define VKI_TIOCGHAYESESP       0x5493 /* Get Hayes ESP configuration */
671#define VKI_TIOCSHAYESESP       0x5494 /* Set Hayes ESP configuration */
672
673//----------------------------------------------------------------------
674// From asm-generic/poll.h
675//----------------------------------------------------------------------
676
677/* These are specified by iBCS2 */
678#define VKI_POLLIN              0x0001
679
680struct vki_pollfd {
681       int fd;
682       short events;
683       short revents;
684};
685//----------------------------------------------------------------------
686// From linux-2.6.35.9/include/asm-mips/elf.h
687//----------------------------------------------------------------------
688
689#define VKI_ELF_NGREG           45  /* includes nip, msr, lr, etc. */
690#define VKI_ELF_NFPREG          33  /* includes fpscr */
691
692typedef unsigned long vki_elf_greg_t;
693typedef vki_elf_greg_t vki_elf_gregset_t[VKI_ELF_NGREG];
694
695typedef double vki_elf_fpreg_t;
696typedef vki_elf_fpreg_t vki_elf_fpregset_t[VKI_ELF_NFPREG];
697
698typedef struct vki_user_fxsr_struct vki_elf_fpxregset_t;
699
700#define VKI_AT_SYSINFO          32
701//----------------------------------------------------------------------
702// From linux-2.6.35.9/include/asm-mips/ucontext.h
703//----------------------------------------------------------------------
704
705struct vki_ucontext {
706       unsigned long          uc_flags;
707       struct vki_ucontext    *uc_link;
708       vki_stack_t            uc_stack;
709       struct vki_sigcontext  uc_mcontext;
710       vki_sigset_t           uc_sigmask;  /* mask last for extensibility */
711};
712
713typedef char vki_modify_ldt_t;
714//----------------------------------------------------------------------
715// From linux-2.6.35.9/include/asm-mips/ipcbuf.h
716//----------------------------------------------------------------------
717
718struct vki_ipc64_perm {
719       __vki_kernel_key_t  key;
720       __vki_kernel_uid_t  uid;
721       __vki_kernel_gid_t  gid;
722       __vki_kernel_uid_t  cuid;
723       __vki_kernel_gid_t  cgid;
724       __vki_kernel_mode_t mode;
725       unsigned short  seq;
726       unsigned short  __pad1;
727       unsigned long   __unused1;
728       unsigned long   __unused2;
729};
730
731//----------------------------------------------------------------------
732// From linux-2.6.35.9/include/asm-mips/sembuf.h
733//----------------------------------------------------------------------
734
735struct vki_semid64_ds {
736       struct vki_ipc64_perm sem_perm;         /* permissions .. see ipc.h */
737       __vki_kernel_time_t sem_otime;          /* last semop time */
738       __vki_kernel_time_t sem_ctime;          /* last change time */
739       unsigned long   sem_nsems;              /* no. of semaphores in array */
740       unsigned long   __unused1;
741       unsigned long   __unused2;
742};
743
744//----------------------------------------------------------------------
745// From linux-2.6.35.9/include/asm-mips/msgbuf.h
746//----------------------------------------------------------------------
747
748struct vki_msqid64_ds {
749       struct vki_ipc64_perm msg_perm;
750       __vki_kernel_time_t msg_stime;     /* last msgsnd time */
751       __vki_kernel_time_t msg_rtime;     /* last msgrcv time */
752       __vki_kernel_time_t msg_ctime;     /* last change time */
753       unsigned long  msg_cbytes;         /* current number of bytes on queue */
754       unsigned long  msg_qnum;           /* number of messages in queue */
755       unsigned long  msg_qbytes;         /* max number of bytes on queue */
756       __vki_kernel_pid_t msg_lspid;      /* pid of last msgsnd */
757       __vki_kernel_pid_t msg_lrpid;      /* last receive pid */
758       unsigned long  __unused4;
759       unsigned long  __unused5;
760};
761
762//----------------------------------------------------------------------
763// From linux-2.6.35.9/include/asm-mips/ipc.h
764//----------------------------------------------------------------------
765
766struct vki_ipc_kludge {
767       struct vki_msgbuf __user *msgp;
768       long msgtyp;
769};
770
771#define VKI_SEMOP            1
772#define VKI_SEMGET           2
773#define VKI_SEMCTL           3
774#define VKI_SEMTIMEDOP       4
775#define VKI_MSGSND          11
776#define VKI_MSGRCV          12
777#define VKI_MSGGET          13
778#define VKI_MSGCTL          14
779#define VKI_SHMAT           21
780#define VKI_SHMDT           22
781#define VKI_SHMGET          23
782#define VKI_SHMCTL          24
783
784//----------------------------------------------------------------------
785// From linux-2.6.35.9/include/asm-mips/shmbuf.h
786//----------------------------------------------------------------------
787
788struct vki_shmid64_ds {
789       struct vki_ipc64_perm       shm_perm;       /* operation perms */
790       vki_size_t                  shm_segsz;      /* size of segment (bytes) */
791       __vki_kernel_time_t         shm_atime;      /* last attach time */
792       __vki_kernel_time_t         shm_dtime;      /* last detach time */
793       __vki_kernel_time_t         shm_ctime;      /* last change time */
794       __vki_kernel_pid_t          shm_cpid;       /* pid of creator */
795       __vki_kernel_pid_t          shm_lpid;       /* pid of last operator */
796       unsigned long               shm_nattch;     /* no. of current attaches */
797       unsigned long               __unused1;
798       unsigned long               __unused2;
799};
800
801struct vki_shminfo64 {
802       unsigned long   shmmax;
803       unsigned long   shmmin;
804       unsigned long   shmmni;
805       unsigned long   shmseg;
806       unsigned long   shmall;
807       unsigned long   __unused1;
808       unsigned long   __unused2;
809       unsigned long   __unused3;
810       unsigned long   __unused4;
811};
812
813//----------------------------------------------------------------------
814// From linux-2.6.35.9/include/asm-mips/ptrace.h
815//----------------------------------------------------------------------
816
817struct vki_pt_regs {
818#ifdef CONFIG_32BIT
819        /* Pad bytes for argument save space on the stack. */
820       unsigned long pad0[6];
821#endif
822
823       /* Saved main processor registers. */
824       unsigned long regs[32];
825
826       /* Saved special registers. */
827       unsigned long cp0_status;
828       unsigned long hi;
829       unsigned long lo;
830#ifdef CONFIG_CPU_HAS_SMARTMIPS
831       unsigned long acx;
832#endif
833       unsigned long cp0_badvaddr;
834       unsigned long cp0_cause;
835       unsigned long cp0_epc;
836#ifdef CONFIG_MIPS_MT_SMTC
837       unsigned long cp0_tcstatus;
838#endif /* CONFIG_MIPS_MT_SMTC */
839#ifdef CONFIG_CPU_CAVIUM_OCTEON
840       unsigned long long mpl[3];        /* MTM{0,1,2} */
841       unsigned long long mtp[3];        /* MTP{0,1,2} */
842#endif
843} __attribute__ ((aligned (8)));
844
845//----------------------------------------------------------------------
846// From linux-4.5/arch/mips/include/uapi/asm/reg.h
847//----------------------------------------------------------------------
848
849#define VKI_MIPS64_EF_R0             0
850#define VKI_MIPS64_EF_R1             1
851#define VKI_MIPS64_EF_R2             2
852#define VKI_MIPS64_EF_R3             3
853#define VKI_MIPS64_EF_R4             4
854#define VKI_MIPS64_EF_R5             5
855#define VKI_MIPS64_EF_R6             6
856#define VKI_MIPS64_EF_R7             7
857#define VKI_MIPS64_EF_R8             8
858#define VKI_MIPS64_EF_R9             9
859#define VKI_MIPS64_EF_R10           10
860#define VKI_MIPS64_EF_R11           11
861#define VKI_MIPS64_EF_R12           12
862#define VKI_MIPS64_EF_R13           13
863#define VKI_MIPS64_EF_R14           14
864#define VKI_MIPS64_EF_R15           15
865#define VKI_MIPS64_EF_R16           16
866#define VKI_MIPS64_EF_R17           17
867#define VKI_MIPS64_EF_R18           18
868#define VKI_MIPS64_EF_R19           19
869#define VKI_MIPS64_EF_R20           20
870#define VKI_MIPS64_EF_R21           21
871#define VKI_MIPS64_EF_R22           22
872#define VKI_MIPS64_EF_R23           23
873#define VKI_MIPS64_EF_R24           24
874#define VKI_MIPS64_EF_R25           25
875#define VKI_MIPS64_EF_R26           26
876#define VKI_MIPS64_EF_R27           27
877#define VKI_MIPS64_EF_R28           28
878#define VKI_MIPS64_EF_R29           29
879#define VKI_MIPS64_EF_R30           30
880#define VKI_MIPS64_EF_R31           31
881#define VKI_MIPS64_EF_LO            32
882#define VKI_MIPS64_EF_HI            33
883#define VKI_MIPS64_EF_CP0_EPC       34
884#define VKI_MIPS64_EF_CP0_BADVADDR  35
885#define VKI_MIPS64_EF_CP0_STATUS    36
886#define VKI_MIPS64_EF_CP0_CAUSE     37
887
888//----------------------------------------------------------------------
889// From linux-2.6.35.9/include/asm-i386/ptrace.h
890//----------------------------------------------------------------------
891
892#define VKI_PTRACE_GETREGS            12
893#define VKI_PTRACE_SETREGS            13
894#define VKI_PTRACE_GETFPREGS          14
895#define VKI_PTRACE_SETFPREGS          15
896#define VKI_PTRACE_GETFPXREGS         18
897#define VKI_PTRACE_SETFPXREGS         19
898
899/* Calls to trace a 64bit program from a 32bit program.  */
900#define VKI_PTRACE_PEEKTEXT_3264    0xc0
901#define VKI_PTRACE_PEEKDATA_3264    0xc1
902#define VKI_PTRACE_POKETEXT_3264    0xc2
903#define VKI_PTRACE_POKEDATA_3264    0xc3
904#define VKI_PTRACE_GET_THREAD_AREA_3264     0xc4s
905
906//----------------------------------------------------------------------
907// From linux-2.6.35.9/include/asm-generic/siginfo.h
908//----------------------------------------------------------------------
909
910#define HAVE_ARCH_SIGINFO_T
911typedef union vki_sigval {
912        int sival_int;
913        void __user *sival_ptr;
914} vki_sigval_t;
915
916#ifndef __VKI_ARCH_SI_PREAMBLE_SIZE
917#define __VKI_ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
918#endif
919
920#define VKI_SI_MAX_SIZE 128
921
922#ifndef VKI_SI_PAD_SIZE
923#define VKI_SI_PAD_SIZE ((VKI_SI_MAX_SIZE - __VKI_ARCH_SI_PREAMBLE_SIZE) / sizeof(int))
924#endif
925
926#ifndef __VKI_ARCH_SI_UID_T
927#define __VKI_ARCH_SI_UID_T vki_uid_t
928#endif
929
930#ifndef __VKI_ARCH_SI_BAND_T
931#define __VKI_ARCH_SI_BAND_T long
932#endif
933
934typedef struct vki_siginfo {
935        int si_signo;
936        int si_code;
937        int si_errno;
938        int __pad0[VKI_SI_MAX_SIZE / sizeof(int) - VKI_SI_PAD_SIZE - 3];
939
940        union {
941                int _pad[VKI_SI_PAD_SIZE];
942
943                /* kill() */
944                struct {
945                        vki_pid_t _pid;             /* sender's pid */
946                        __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
947                } _kill;
948
949                /* POSIX.1b timers */
950                struct {
951                        vki_timer_t _tid;           /* timer id */
952                        int _overrun;           /* overrun count */
953                        char _pad[sizeof( __VKI_ARCH_SI_UID_T) - sizeof(int)];
954                        vki_sigval_t _sigval;       /* same as below */
955                        int _sys_private;       /* not to be passed to user */
956                } _timer;
957
958                /* POSIX.1b signals */
959                struct {
960                        vki_pid_t _pid;             /* sender's pid */
961                        __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
962                        vki_sigval_t _sigval;
963                } _rt;
964
965                /* SIGCHLD */
966                struct {
967                        vki_pid_t _pid;             /* which child */
968                        __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
969                        int _status;            /* exit code */
970                        vki_clock_t _utime;
971                        vki_clock_t _stime;
972                } _sigchld;
973
974                /* IRIX SIGCHLD */
975                struct {
976                        vki_pid_t _pid;             /* which child */
977                        vki_clock_t _utime;
978                        int _status;            /* exit code */
979                        vki_clock_t _stime;
980                } _irix_sigchld;
981
982                /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
983                struct {
984                        void __user *_addr; /* faulting insn/memory ref. */
985#ifdef __ARCH_SI_TRAPNO
986                        int _trapno;    /* TRAP # which caused the signal */
987#endif
988                } _sigfault;
989
990                /* SIGPOLL, SIGXFSZ (To do ...)  */
991                struct {
992                        __VKI_ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
993                        int _fd;
994                } _sigpoll;
995        } _sifields;
996} vki_siginfo_t;
997
998//----------------------------------------------------------------------
999// From linux-2.6.35.5/include/asm/break.h
1000//----------------------------------------------------------------------
1001#define VKI_BRK_OVERFLOW 6  /* Overflow check */
1002#define VKI_BRK_DIVZERO  7  /* Divide by zero check */
1003
1004//----------------------------------------------------------------------
1005// From linux-3.6.35.5/arch/mips/include/socket.h
1006//----------------------------------------------------------------------
1007enum vki_sock_type {
1008        VKI_SOCK_STREAM = 2,
1009        // [[others omitted]]
1010};
1011#define ARCH_HAS_SOCKET_TYPES 1
1012
1013//----------------------------------------------------------------------
1014// From linux-3.13.0/include/asm/errno.h
1015//----------------------------------------------------------------------
1016
1017#define	VKI_ENOSYS       89  /* Function not implemented */
1018#define	VKI_EOVERFLOW    79  /* Value too large for defined data type */
1019
1020//----------------------------------------------------------------------
1021// From linux-3.7.0/arch/mips/include/uapi/asm/errno.h
1022//----------------------------------------------------------------------
1023
1024#define VKI_EOPNOTSUPP   122 /* Operation not supported on transport
1025                                endpoint */
1026
1027#endif // __VKI_MIPS64_LINUX_H
1028
1029/*--------------------------------------------------------------------*/
1030/*--- end                                       vki-mips64-linux.h ---*/
1031/*--------------------------------------------------------------------*/
1032