1
2/*--------------------------------------------------------------------*/
3/*--- mips/Linux-specific kernel interface.     vki-mips32-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   The GNU General Public License is contained in the file COPYING.
29*/
30
31#ifndef __VKI_MIPS32_LINUX_H
32#define __VKI_MIPS32_LINUX_H
33
34#include <config.h>
35
36// mips endian
37#if defined (_MIPSEL)
38#define VKI_LITTLE_ENDIAN  1
39#elif defined (_MIPSEB)
40#define VKI_BIG_ENDIAN  1
41#endif
42
43
44//----------------------------------------------------------------------
45// From linux-2.6.35.5/include/asm-generic/int-ll64.h
46//----------------------------------------------------------------------
47
48typedef __signed__ char __vki_s8;
49typedef unsigned char __vki_u8;
50
51typedef __signed__ short __vki_s16;
52typedef unsigned short __vki_u16;
53
54typedef __signed__ int __vki_s32;
55typedef unsigned int __vki_u32;
56
57typedef __signed char vki_s8;
58typedef unsigned char vki_u8;
59
60typedef __signed short vki_s16;
61typedef unsigned short vki_u16;
62
63typedef __signed int vki_s32;
64typedef unsigned int vki_u32;
65
66typedef __signed__ long long __vki_s64;
67typedef unsigned long long __vki_u64;
68
69
70//----------------------------------------------------------------------
71// From linux-2.6.35.5/include/asm-mips/page.h
72//----------------------------------------------------------------------
73
74/* MIPS32 uses runtime pagesize detection */
75extern UWord VKI_PAGE_SHIFT;
76extern UWord VKI_PAGE_SIZE;
77#define VKI_PAGE_MASK           (~(VKI_PAGE_SIZE-1))
78#define VKI_MAX_PAGE_SHIFT      16
79#define VKI_MAX_PAGE_SIZE       (1UL << VKI_MAX_PAGE_SHIFT)
80
81//----------------------------------------------------------------------
82// From linux-2.6.35.9/arch/mips/include/bits/shm.h
83//----------------------------------------------------------------------
84
85#define VKI_SHMLBA  0x40000
86
87//----------------------------------------------------------------------
88// From linux-2.6.35.5/include/asm/signal.h
89//----------------------------------------------------------------------
90
91#define VKI_MINSIGSTKSZ     2048
92
93#define VKI_SIG_BLOCK       1    /* for blocking signals */
94#define VKI_SIG_UNBLOCK     2    /* for unblocking signals */
95#define VKI_SIG_SETMASK     3    /* for setting the signal mask */
96
97/* Type of a signal handler.  */
98typedef void __vki_signalfn_t(int);
99typedef __vki_signalfn_t __user *__vki_sighandler_t;
100
101typedef void __vki_restorefn_t(void);
102typedef __vki_restorefn_t __user *__vki_sigrestore_t;
103
104#define VKI_SIG_DFL	((__vki_sighandler_t)0)	/* default signal handling */
105#define VKI_SIG_IGN	((__vki_sighandler_t)1)	/* ignore signal */
106
107#define _VKI_NSIG		128
108#define _VKI_NSIG_BPW	32
109#define _VKI_NSIG_WORDS	(_VKI_NSIG / _VKI_NSIG_BPW)
110
111typedef unsigned long vki_old_sigset_t;		/* at least 32 bits */
112
113typedef struct {
114        unsigned long sig[_VKI_NSIG_WORDS];
115} vki_sigset_t;
116
117#define VKI_SIGHUP		 1	/* Hangup (POSIX).  */
118#define VKI_SIGINT		 2	/* Interrupt (ANSI).  */
119#define VKI_SIGQUIT		 3	/* Quit (POSIX).  */
120#define VKI_SIGILL		 4	/* Illegal instruction (ANSI).  */
121#define VKI_SIGTRAP		 5	/* Trace trap (POSIX).  */
122#define VKI_SIGIOT		 6	/* IOT trap (4.2 BSD).  */
123#define VKI_SIGABRT		 VKI_SIGIOT	/* Abort (ANSI).  */
124#define VKI_SIGEMT		 7
125#define VKI_SIGFPE		 8	/* Floating-point exception (ANSI).  */
126#define VKI_SIGKILL		 9	/* Kill, unblockable (POSIX).  */
127#define VKI_SIGBUS		10	/* BUS error (4.2 BSD).  */
128#define VKI_SIGSEGV		11	/* Segmentation violation (ANSI).  */
129#define VKI_SIGSYS		12
130#define VKI_SIGPIPE		13	/* Broken pipe (POSIX).  */
131#define VKI_SIGALRM		14	/* Alarm clock (POSIX).  */
132#define VKI_SIGTERM		15	/* Termination (ANSI).  */
133#define VKI_SIGUSR1		16	/* User-defined signal 1 (POSIX).  */
134#define VKI_SIGUSR2		17	/* User-defined signal 2 (POSIX).  */
135#define VKI_SIGCHLD		18	/* Child status has changed (POSIX).  */
136#define VKI_SIGCLD		VKI_SIGCHLD	/* Same as SIGCHLD (System V).  */
137#define VKI_SIGPWR		19	/* Power failure restart (System V).  */
138#define VKI_SIGWINCH	20	/* Window size change (4.3 BSD, Sun).  */
139#define VKI_SIGURG		21	/* Urgent condition on socket (4.2 BSD).  */
140#define VKI_SIGIO		22	/* I/O now possible (4.2 BSD).  */
141#define VKI_SIGPOLL		VKI_SIGIO	/* Pollable event occurred (System V).  */
142#define VKI_SIGSTOP		23	/* Stop, unblockable (POSIX).  */
143#define VKI_SIGTSTP		24	/* Keyboard stop (POSIX).  */
144#define VKI_SIGCONT		25	/* Continue (POSIX).  */
145#define VKI_SIGTTIN		26	/* Background read from tty (POSIX).  */
146#define VKI_SIGTTOU		27	/* Background write to tty (POSIX).  */
147#define VKI_SIGVTALRM	28	/* Virtual alarm clock (4.2 BSD).  */
148#define VKI_SIGPROF		29	/* Profiling alarm clock (4.2 BSD).  */
149#define VKI_SIGXCPU		30	/* CPU limit exceeded (4.2 BSD).  */
150#define VKI_SIGXFSZ		31	/* File size limit exceeded (4.2 BSD).  */
151
152/* These should not be considered constants from userland.  */
153#define VKI_SIGRTMIN    32
154// [[This was (_NSIG-1) in 2.4.X... not sure if it matters.]]
155#define VKI_SIGRTMAX    _VKI_NSIG
156
157#define VKI_SA_ONSTACK		0x08000000
158#define VKI_SA_RESETHAND	0x80000000
159#define VKI_SA_RESTART		0x10000000
160#define VKI_SA_SIGINFO		0x00000008
161#define VKI_SA_NODEFER		0x40000000
162#define VKI_SA_NOCLDWAIT	0x00010000
163#define VKI_SA_NOCLDSTOP	0x00000001
164
165#define VKI_SA_NOMASK		VKI_SA_NODEFER
166#define VKI_SA_ONESHOT		VKI_SA_RESETHAND
167//#define VKI_SA_INTERRUPT	0x20000000 /* dummy -- ignored */
168
169#define VKI_SA_RESTORER		0x04000000
170
171#define VKI_SS_ONSTACK		1
172#define VKI_SS_DISABLE		2
173
174struct vki_old_sigaction {
175        // [[Nb: a 'k' prefix is added to "sa_handler" because
176        // bits/sigaction.h (which gets dragged in somehow via signal.h)
177        // #defines it as something else.  Since that is done for glibc's
178        // purposes, which we don't care about here, we use our own name.]]
179    unsigned long sa_flags;
180        __vki_sighandler_t ksa_handler;
181        vki_old_sigset_t sa_mask;
182        __vki_sigrestore_t sa_restorer;
183};
184
185struct vki_sigaction {
186        unsigned int    sa_flags;
187        __vki_sighandler_t  sa_handler;
188        vki_sigset_t        sa_mask;
189};
190
191
192struct vki_sigaction_base {
193        // [[See comment about extra 'k' above]]
194        unsigned long sa_flags;
195	__vki_sighandler_t ksa_handler;
196
197	vki_sigset_t sa_mask;		/* mask last for extensibility */
198        __vki_sigrestore_t sa_restorer;
199};
200
201/* On Linux we use the same type for passing sigactions to
202   and from the kernel.  Hence: */
203typedef  struct vki_sigaction_base  vki_sigaction_toK_t;
204typedef  struct vki_sigaction_base  vki_sigaction_fromK_t;
205
206typedef struct vki_sigaltstack {
207	void __user *ss_sp;
208	vki_size_t ss_size;
209	int ss_flags;
210
211} vki_stack_t;
212
213
214//----------------------------------------------------------------------
215// From 2.6.35.5/include/asm-mips/sigcontext.h
216//----------------------------------------------------------------------
217
218struct _vki_fpreg {
219	unsigned short significand[4];
220	unsigned short exponent;
221};
222
223struct _vki_fpxreg {
224	unsigned short significand[4];
225	unsigned short exponent;
226	unsigned short padding[3];
227};
228
229struct _vki_xmmreg {
230	unsigned long element[4];
231};
232
233struct _vki_fpstate {
234	/* Regular FPU environment */
235	unsigned long 	cw;
236	unsigned long	sw;
237	unsigned long	tag;
238	unsigned long	ipoff;
239	unsigned long	cssel;
240	unsigned long	dataoff;
241	unsigned long	datasel;
242	struct _vki_fpreg	_st[8];
243	unsigned short	status;
244	unsigned short	magic;		/* 0xffff = regular FPU data only */
245
246	/* FXSR FPU environment */
247	unsigned long	_fxsr_env[6];	/* FXSR FPU env is ignored */
248	unsigned long	mxcsr;
249	unsigned long	reserved;
250	struct _vki_fpxreg	_fxsr_st[8];	/* FXSR FPU reg data is ignored */
251	struct _vki_xmmreg	_xmm[8];
252	unsigned long	padding[56];
253};
254
255//----------------------------------------------------------------------
256// From linux-2.6.35.5/include/asm-mips/sigcontext.h
257//----------------------------------------------------------------------
258
259struct vki_sigcontext {
260        unsigned int            sc_regmask;     /* Unused */
261        unsigned int            sc_status;      /* Unused */
262        unsigned long long      sc_pc;
263        unsigned long long      sc_regs[32];
264        unsigned long long      sc_fpregs[32];
265        unsigned int            sc_acx;         /* Was sc_ownedfp */
266        unsigned int            sc_fpc_csr;
267        unsigned int            sc_fpc_eir;     /* Unused */
268        unsigned int            sc_used_math;
269        unsigned int            sc_dsp;         /* dsp status, was sc_ssflags */
270        unsigned long long      sc_mdhi;
271        unsigned long long      sc_mdlo;
272        unsigned long           sc_hi1;         /* Was sc_cause */
273        unsigned long           sc_lo1;         /* Was sc_badvaddr */
274        unsigned long           sc_hi2;         /* Was sc_sigset[4] */
275        unsigned long           sc_lo2;
276        unsigned long           sc_hi3;
277        unsigned long           sc_lo3;
278};
279
280//----------------------------------------------------------------------
281// From linux-2.6.35.5/include/asm-mips/mman.h
282//----------------------------------------------------------------------
283
284#define VKI_PROT_NONE		0x0      /* No page permissions */
285#define VKI_PROT_READ		0x1      /* page can be read */
286#define VKI_PROT_WRITE		0x2      /* page can be written */
287#define VKI_PROT_EXEC		0x4      /* page can be executed */
288#define VKI_PROT_GROWSDOWN	0x01000000	/* mprotect flag: extend change to start of growsdown vma */
289#define VKI_PROT_GROWSUP	0x02000000	/* mprotect flag: extend change to end of growsup vma */
290
291#define VKI_MAP_SHARED		0x001     /* Share changes */
292#define VKI_MAP_PRIVATE		0x002     /* Changes are private */
293#define VKI_MAP_FIXED		0x010     /* Interpret addr exactly */
294
295#define VKI_MAP_NORESERVE	0x0400   /* don't reserve swap pages */
296
297/* These are linux-specific */
298#define VKI_MAP_NORESERVE   0x0400          /* don't check for reservations */
299#define VKI_MAP_ANONYMOUS   0x0800          /* don't use a file */
300#define VKI_MAP_GROWSDOWN   0x1000          /* stack-like segment */
301#define VKI_MAP_DENYWRITE   0x2000          /* ETXTBSY */
302#define VKI_MAP_EXECUTABLE  0x4000          /* mark it as an executable */
303#define VKI_MAP_LOCKED      0x8000          /* pages are locked */
304#define VKI_MAP_POPULATE    0x10000         /* populate (prefault) pagetables */
305#define VKI_MAP_NONBLOCK    0x20000         /* do not block on IO */
306
307
308//----------------------------------------------------------------------
309// From linux-2.6.35.5/include/asm-mips/fcntl.h
310//----------------------------------------------------------------------
311
312#define VKI_O_ACCMODE		   03
313#define VKI_O_RDONLY		   00
314#define VKI_O_WRONLY		   01
315#define VKI_O_RDWR		   02
316
317#define VKI_O_CREAT		0x0100		/* not fcntl */
318#define VKI_O_EXCL		0x0400		/* not fcntl */
319
320#define VKI_O_TRUNC		0x0200	/* not fcntl */
321
322#define VKI_O_APPEND		0x0008
323#define VKI_O_NONBLOCK		0x0080
324#define VKI_O_LARGEFILE     	0x2000
325
326#define VKI_AT_FDCWD            -100
327
328#define VKI_F_DUPFD		 0			/* dup */
329#define VKI_F_GETFD		 1			/* get close_on_exec */
330#define VKI_F_SETFD		 2			/* set/clear close_on_exec */
331#define VKI_F_GETFL		 3			/* get file->f_flags */
332#define VKI_F_SETFL		 4			/* set file->f_flags */
333
334#define VKI_F_GETLK		 14
335#define VKI_F_SETLK		 6
336#define VKI_F_SETLKW		 7
337
338#define VKI_F_SETOWN		 24			/*  for sockets. */
339#define VKI_F_GETOWN		 23			/*  for sockets. */
340#define VKI_F_SETSIG		 10			/*  for sockets. */
341#define VKI_F_GETSIG		 11			/*  for sockets. */
342
343#define VKI_F_SETOWN_EX		15
344#define VKI_F_GETOWN_EX		16
345
346#define VKI_F_OFD_GETLK		36
347#define VKI_F_OFD_SETLK		37
348#define VKI_F_OFD_SETLKW	38
349
350#define VKI_F_GETLK64		33			/*  using 'struct flock64' */
351#define VKI_F_SETLK64		34
352#define VKI_F_SETLKW64		35
353
354/* for F_[GET|SET]FL */
355#define VKI_FD_CLOEXEC	 1		/* actually anything with low bit set goes */
356
357#define VKI_F_LINUX_SPECIFIC_BASE	1024
358
359struct vki_f_owner_ex {
360	int	type;
361	__vki_kernel_pid_t	pid;
362};
363
364//----------------------------------------------------------------------
365// From linux-2.6.35.5/include/asm-mips/resource.h
366//----------------------------------------------------------------------
367
368#define VKI_RLIMIT_DATA		2   /* max data size */
369#define VKI_RLIMIT_STACK	3   /* max stack size */
370#define VKI_RLIMIT_CORE		4   /* max core file size */
371#define VKI_RLIMIT_NOFILE	5   /* max number of open files */
372
373//----------------------------------------------------------------------
374// From linux-2.6.35.5/include/asm-mips/socket.h
375//----------------------------------------------------------------------
376
377#define VKI_SOL_SOCKET	0xffff
378
379#define VKI_SO_TYPE	0x1008
380
381#define VKI_SO_ATTACH_FILTER	26
382
383//----------------------------------------------------------------------
384// From linux-2.6.35.5/include/asm-i386/sockios.h
385//----------------------------------------------------------------------
386
387#define VKI_SIOCSPGRP           0x8902
388#define VKI_SIOCGPGRP           0x8904
389#define VKI_SIOCATMARK          0x8905
390#define VKI_SIOCGSTAMP          0x8906      /* Get stamp (timeval) */
391#define VKI_SIOCGSTAMPNS        0x8907      /* Get stamp (timespec) */
392
393//----------------------------------------------------------------------
394// From linux-2.6.35.5/include/asm-mips/stat.h
395//----------------------------------------------------------------------
396
397struct vki_stat {
398	unsigned	st_dev;
399	long		st_pad1[3];		/* Reserved for network id */
400	unsigned long	st_ino;
401	unsigned int	st_mode;
402	unsigned long	st_nlink;
403	unsigned int	st_uid;
404	unsigned int	st_gid;
405	unsigned 	st_rdev;
406	long		st_pad2[2];
407	long		st_size;
408	long		st_pad3;
409	/*
410	 * Actually this should be timestruc_t st_atime, st_mtime and st_ctime
411	 * but we don't have it under Linux.
412	 */
413	long		st_atime;
414	long		st_atime_nsec;
415	long		st_mtime;
416	long		st_mtime_nsec;
417	long		st_ctime;
418	long		st_ctime_nsec;
419	long		st_blksize;
420	long		st_blocks;
421	long		st_pad4[14];
422};
423
424/*
425 * This matches struct stat64 in glibc2.1, hence the absolutely insane
426 * amounts of padding around dev_t's.  The memory layout is the same as of
427 * struct stat of the 64-bit kernel.
428 */
429
430struct vki_stat64 {
431	unsigned long	st_dev;
432	unsigned long	st_pad0[3];	/* Reserved for st_dev expansion  */
433
434	unsigned long long	st_ino;
435
436	unsigned int	st_mode;
437	unsigned long	st_nlink;
438
439	unsigned int	st_uid;
440	unsigned int	st_gid;
441
442	unsigned long	st_rdev;
443	unsigned long	st_pad1[3];	/* Reserved for st_rdev expansion  */
444
445	long long	st_size;
446
447	/*
448	 * Actually this should be timestruc_t st_atime, st_mtime and st_ctime
449	 * but we don't have it under Linux.
450	 */
451	long		st_atime;
452	unsigned long	st_atime_nsec;	/* Reserved for st_atime expansion  */
453
454	long		st_mtime;
455	unsigned long	st_mtime_nsec;	/* Reserved for st_mtime expansion  */
456
457	long		st_ctime;
458	unsigned long	st_ctime_nsec;	/* Reserved for st_ctime expansion  */
459
460	unsigned long	st_blksize;
461	unsigned long	st_pad2;
462
463	long long	st_blocks;
464};
465
466//----------------------------------------------------------------------
467// From linux-2.6.35.5/include/asm-mips/statfs.h
468//----------------------------------------------------------------------
469
470struct vki_statfs {
471	long		f_type;
472	long		f_bsize;
473	long		f_frsize;	/* Fragment size - unsupported */
474	long		f_blocks;
475	long		f_bfree;
476	long		f_files;
477	long		f_ffree;
478	long		f_bavail;
479
480	/* Linux specials */
481	__vki_kernel_fsid_t	f_fsid;
482	long		f_namelen;
483	long		f_spare[6];
484};
485
486//----------------------------------------------------------------------
487// From linux-2.6.35.5/include/asm-mips/termios.h
488//----------------------------------------------------------------------
489
490struct vki_winsize {
491	unsigned short ws_row;
492	unsigned short ws_col;
493	unsigned short ws_xpixel;
494	unsigned short ws_ypixel;
495};
496
497#define NCC	8
498#define NCCS	23
499struct vki_termio {
500	unsigned short c_iflag;		/* input mode flags */
501	unsigned short c_oflag;		/* output mode flags */
502	unsigned short c_cflag;		/* control mode flags */
503	unsigned short c_lflag;		/* local mode flags */
504	char c_line;			/* line discipline */
505	unsigned char c_cc[NCCS];	/* control characters */
506};
507
508
509//----------------------------------------------------------------------
510// From linux-2.6.35.5/include/asm-mips/termbits.h
511//----------------------------------------------------------------------
512
513typedef unsigned char   vki_cc_t;
514typedef unsigned long   vki_speed_t;
515typedef unsigned long   vki_tcflag_t;
516
517struct vki_termios {
518	vki_tcflag_t c_iflag;		/* input mode flags */
519	vki_tcflag_t c_oflag;		/* output mode flags */
520	vki_tcflag_t c_cflag;		/* control mode flags */
521	vki_tcflag_t c_lflag;		/* local mode flags */
522	vki_cc_t c_line;			/* line discipline */
523	vki_cc_t c_cc[NCCS];		/* control characters */
524};
525
526//----------------------------------------------------------------------
527// From linux-2.6.35.5/include/asm-mips/ioctl.h
528//----------------------------------------------------------------------
529
530#define _VKI_IOC_NRBITS		8
531#define _VKI_IOC_TYPEBITS	8
532#define _VKI_IOC_SIZEBITS	13
533#define _VKI_IOC_DIRBITS	3
534
535#define _VKI_IOC_NRMASK		((1 << _VKI_IOC_NRBITS)-1)
536#define _VKI_IOC_TYPEMASK	((1 << _VKI_IOC_TYPEBITS)-1)
537#define _VKI_IOC_SIZEMASK	((1 << _VKI_IOC_SIZEBITS)-1)
538#define _VKI_IOC_DIRMASK	((1 << _VKI_IOC_DIRBITS)-1)
539
540#define _VKI_IOC_NRSHIFT	0
541#define _VKI_IOC_TYPESHIFT	(_VKI_IOC_NRSHIFT+_VKI_IOC_NRBITS)
542#define _VKI_IOC_SIZESHIFT	(_VKI_IOC_TYPESHIFT+_VKI_IOC_TYPEBITS)
543#define _VKI_IOC_DIRSHIFT	(_VKI_IOC_SIZESHIFT+_VKI_IOC_SIZEBITS)
544
545#define _VKI_IOC_NONE	1U
546#define _VKI_IOC_READ	2U
547#define _VKI_IOC_WRITE	4U
548
549#define _VKI_IOC(dir,type,nr,size) \
550	(((dir)  << _VKI_IOC_DIRSHIFT) | \
551	 ((type) << _VKI_IOC_TYPESHIFT) | \
552	 ((nr)   << _VKI_IOC_NRSHIFT) | \
553	 ((size) << _VKI_IOC_SIZESHIFT))
554
555/* provoke compile error for invalid uses of size argument */
556extern unsigned int __VKI_invalid_size_argument_for_IOC;
557/* used to create numbers */
558#define _VKI_IO(type,nr)	_VKI_IOC(_VKI_IOC_NONE,(type),(nr),0)
559#define _VKI_IOR(type,nr,size)	_VKI_IOC(_VKI_IOC_READ,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
560#define _VKI_IOW(type,nr,size)	_VKI_IOC(_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
561#define _VKI_IOWR(type,nr,size)	_VKI_IOC(_VKI_IOC_READ|_VKI_IOC_WRITE,(type),(nr),(_VKI_IOC_TYPECHECK(size)))
562
563/* used to decode ioctl numbers.. */
564#define _VKI_IOC_DIR(nr)	(((nr) >> _VKI_IOC_DIRSHIFT) & _VKI_IOC_DIRMASK)
565#define _VKI_IOC_TYPE(nr)	(((nr) >> _VKI_IOC_TYPESHIFT) & _VKI_IOC_TYPEMASK)
566#define _VKI_IOC_NR(nr)		(((nr) >> _VKI_IOC_NRSHIFT) & _VKI_IOC_NRMASK)
567#define _VKI_IOC_SIZE(nr)	(((nr) >> _VKI_IOC_SIZESHIFT) & _VKI_IOC_SIZEMASK)
568
569//----------------------------------------------------------------------
570// From linux-2.6.35.5/include/asm-mips/ioctls.h
571//----------------------------------------------------------------------
572
573#define VKI_TCGETA		0x5401
574#define VKI_TCSETA		0x5402	/* Clashes with SNDCTL_TMR_START sound ioctl */
575#define VKI_TCSETAW		0x5403
576#define VKI_TCSETAF		0x5404
577
578#define VKI_TCSBRK		0x5405
579#define VKI_TCXONC		0x5406
580#define VKI_TCFLSH		0x5407
581
582#define VKI_TCGETS		0x540d
583#define VKI_TCSETS		0x540e
584#define VKI_TCSETSW		0x540f
585#define VKI_TCSETSF		0x5410
586
587#define VKI_TIOCEXCL		0x740d		/* set exclusive use of tty */
588#define VKI_TIOCNXCL		0x740e		/* reset exclusive use of tty */
589#define VKI_TIOCOUTQ		0x7472		/* output queue size */
590#define VKI_TIOCSTI		0x5472		/* simulate terminal input */
591#define VKI_TIOCMGET		0x741d		/* get all modem bits */
592#define VKI_TIOCMBIS		0x741b		/* bis modem bits */
593#define VKI_TIOCMBIC		0x741c		/* bic modem bits */
594#define VKI_TIOCMSET		0x741a		/* set all modem bits */
595#define VKI_TIOCPKT		0x5470		/* pty: set/clear packet mode */
596#define	 VKI_TIOCPKT_DATA		0x00	/* data packet */
597#define	 VKI_TIOCPKT_FLUSHREAD		0x01	/* flush packet */
598#define	 VKI_TIOCPKT_FLUSHWRITE		0x02	/* flush packet */
599#define	 VKI_TIOCPKT_STOP		0x04	/* stop output */
600#define	 VKI_TIOCPKT_START		0x08	/* start output */
601#define	 VKI_TIOCPKT_NOSTOP		0x10	/* no more ^S, ^Q */
602#define	 VKI_TIOCPKT_DOSTOP		0x20	/* now do ^S ^Q */
603/* #define  TIOCPKT_IOCTL		0x40	state change of pty driver */
604#define VKI_TIOCSWINSZ	_VKI_IOW('t', 103, struct vki_winsize)	/* set window size */
605#define VKI_TIOCGWINSZ	_VKI_IOR('t', 104, struct vki_winsize)	/* get window size */
606#define VKI_TIOCNOTTY	0x5471		/* void tty association */
607#define VKI_TIOCSETD	0x7401
608#define VKI_TIOCGETD	0x7400
609
610#define VKI_FIOCLEX		0x6601
611#define VKI_FIONCLEX		0x6602
612#define VKI_FIOASYNC		0x667d
613#define VKI_FIONBIO		0x667e
614#define VKI_FIOQSIZE		0x667f
615
616#define VKI_TIOCGLTC		0x7474			/* get special local chars */
617#define VKI_TIOCSLTC		0x7475			/* set special local chars */
618#define VKI_TIOCSPGRP		_VKI_IOW('t', 118, int)	/* set pgrp of tty */
619#define VKI_TIOCGPGRP		_VKI_IOR('t', 119, int)	/* get pgrp of tty */
620#define VKI_TIOCCONS		_VKI_IOW('t', 120, int)	/* become virtual console */
621
622#define VKI_FIONREAD		0x467f
623#define VKI_TIOCINQ		FIONREAD
624
625#define VKI_TIOCGETP        	0x7408
626#define VKI_TIOCSETP        	0x7409
627#define VKI_TIOCSETN        	0x740a			/* TIOCSETP wo flush */
628
629#define VKI_TIOCSBRK	0x5427  /* BSD compatibility */
630#define VKI_TIOCCBRK	0x5428  /* BSD compatibility */
631#define VKI_TIOCGSID	0x7416  /* Return the session ID of FD */
632#define VKI_TIOCGPTN	_VKI_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
633#define VKI_TIOCSPTLCK	_VKI_IOW('T',0x31, int)  /* Lock/unlock Pty */
634
635/* I hope the range from 0x5480 on is free ... */
636#define VKI_TIOCSCTTY		0x5480		/* become controlling tty */
637#define VKI_TIOCGSOFTCAR	0x5481
638#define VKI_TIOCSSOFTCAR	0x5482
639#define VKI_TIOCLINUX		0x5483
640#define VKI_TIOCGSERIAL		0x5484
641#define VKI_TIOCSSERIAL		0x5485
642#define VKI_TCSBRKP		0x5486	/* Needed for POSIX tcsendbreak() */
643#define VKI_TIOCSERCONFIG	0x5488
644#define VKI_TIOCSERGWILD	0x5489
645#define VKI_TIOCSERSWILD	0x548a
646#define VKI_TIOCGLCKTRMIOS	0x548b
647#define VKI_TIOCSLCKTRMIOS	0x548c
648#define VKI_TIOCSERGSTRUCT	0x548d /* For debugging only */
649#define VKI_TIOCSERGETLSR   	0x548e /* Get line status register */
650#define VKI_TIOCSERGETMULTI 	0x548f /* Get multiport config  */
651#define VKI_TIOCSERSETMULTI 	0x5490 /* Set multiport config */
652#define VKI_TIOCMIWAIT      	0x5491 /* wait for a change on serial input line(s) */
653#define VKI_TIOCGICOUNT     	0x5492 /* read serial port inline interrupt counts */
654#define VKI_TIOCGHAYESESP	0x5493 /* Get Hayes ESP configuration */
655#define VKI_TIOCSHAYESESP	0x5494 /* Set Hayes ESP configuration */
656
657//----------------------------------------------------------------------
658// From asm-generic/poll.h
659//----------------------------------------------------------------------
660
661/* These are specified by iBCS2 */
662#define VKI_POLLIN		0x0001
663
664struct vki_pollfd {
665	int fd;
666	short events;
667	short revents;
668};
669//----------------------------------------------------------------------
670// From linux-2.6.35.5/include/asm-mips/ucontext.h
671//----------------------------------------------------------------------
672
673struct vki_ucontext {
674	unsigned long		uc_flags;
675	struct vki_ucontext    *uc_link;
676	vki_stack_t		uc_stack;
677	struct vki_sigcontext	uc_mcontext;
678	vki_sigset_t		uc_sigmask;	/* mask last for extensibility */
679};
680
681// CAB: TODO
682typedef char vki_modify_ldt_t;
683
684//----------------------------------------------------------------------
685// From linux-2.6.35.5/include/asm-mips/ipcbuf.h
686//----------------------------------------------------------------------
687
688struct vki_ipc64_perm
689{
690        __vki_kernel_key_t  key;
691        __vki_kernel_uid_t  uid;
692        __vki_kernel_gid_t  gid;
693        __vki_kernel_uid_t  cuid;
694        __vki_kernel_gid_t  cgid;
695        __vki_kernel_mode_t mode;
696        unsigned short  seq;
697        unsigned short  __pad1;
698        unsigned long   __unused1;
699        unsigned long   __unused2;
700};
701
702//----------------------------------------------------------------------
703// From linux-2.6.35.5/include/asm-mips/sembuf.h
704//----------------------------------------------------------------------
705
706struct vki_semid64_ds {
707        struct vki_ipc64_perm sem_perm;             /* permissions .. see ipc.h */
708        __vki_kernel_time_t sem_otime;              /* last semop time */
709        __vki_kernel_time_t sem_ctime;              /* last change time */
710        unsigned long   sem_nsems;              /* no. of semaphores in array */
711        unsigned long   __unused1;
712        unsigned long   __unused2;
713};
714
715
716//----------------------------------------------------------------------
717// From linux-2.6.35.5/include/asm-mips/msgbuf.h
718//----------------------------------------------------------------------
719
720struct vki_msqid64_ds {
721	struct vki_ipc64_perm msg_perm;
722	__vki_kernel_time_t msg_stime;	/* last msgsnd time */
723	unsigned long	__unused1;
724	__vki_kernel_time_t msg_rtime;	/* last msgrcv time */
725	unsigned long	__unused2;
726	__vki_kernel_time_t msg_ctime;	/* last change time */
727	unsigned long	__unused3;
728	unsigned long  msg_cbytes;	/* current number of bytes on queue */
729	unsigned long  msg_qnum;	/* number of messages in queue */
730	unsigned long  msg_qbytes;	/* max number of bytes on queue */
731	__vki_kernel_pid_t msg_lspid;	/* pid of last msgsnd */
732	__vki_kernel_pid_t msg_lrpid;	/* last receive pid */
733	unsigned long  __unused4;
734	unsigned long  __unused5;
735};
736
737//----------------------------------------------------------------------
738// From linux-2.6.35.5/include/asm-mips/ipc.h
739//----------------------------------------------------------------------
740
741struct vki_ipc_kludge {
742        struct vki_msgbuf __user *msgp;
743        long msgtyp;
744};
745
746#define VKI_SEMOP            1
747#define VKI_SEMGET           2
748#define VKI_SEMCTL           3
749#define VKI_SEMTIMEDOP       4
750#define VKI_MSGSND          11
751#define VKI_MSGRCV          12
752#define VKI_MSGGET          13
753#define VKI_MSGCTL          14
754#define VKI_SHMAT           21
755#define VKI_SHMDT           22
756#define VKI_SHMGET          23
757#define VKI_SHMCTL          24
758
759//----------------------------------------------------------------------
760// From linux-2.6.35.5/include/asm-mips/shmbuf.h
761//----------------------------------------------------------------------
762
763struct vki_shmid64_ds {
764        struct vki_ipc64_perm       shm_perm;       /* operation perms */
765        vki_size_t                  shm_segsz;      /* size of segment (bytes) */
766        __vki_kernel_time_t         shm_atime;      /* last attach time */
767        __vki_kernel_time_t         shm_dtime;      /* last detach time */
768        __vki_kernel_time_t         shm_ctime;      /* last change time */
769        __vki_kernel_pid_t          shm_cpid;       /* pid of creator */
770        __vki_kernel_pid_t          shm_lpid;       /* pid of last operator */
771        unsigned long           shm_nattch;     /* no. of current attaches */
772        unsigned long           __unused1;
773        unsigned long           __unused2;
774};
775
776struct vki_shminfo64 {
777        unsigned long   shmmax;
778        unsigned long   shmmin;
779        unsigned long   shmmni;
780        unsigned long   shmseg;
781        unsigned long   shmall;
782        unsigned long   __unused1;
783        unsigned long   __unused2;
784        unsigned long   __unused3;
785        unsigned long   __unused4;
786};
787//----------------------------------------------------------------------
788// From linux-2.6.35.5/include/asm-mips/ptrace.h
789//----------------------------------------------------------------------
790
791struct vki_pt_regs {
792#ifdef CONFIG_32BIT
793        /* Pad bytes for argument save space on the stack. */
794        unsigned long pad0[6];
795#endif
796        /* Saved main processor registers. */
797        unsigned long regs[32];
798
799        /* Saved special registers. */
800        unsigned long cp0_status;
801        unsigned long hi;
802        unsigned long lo;
803#ifdef CONFIG_CPU_HAS_SMARTMIPS
804        unsigned long acx;
805#endif
806        unsigned long cp0_badvaddr;
807        unsigned long cp0_cause;
808        unsigned long cp0_epc;
809#ifdef CONFIG_MIPS_MT_SMTC
810        unsigned long cp0_tcstatus;
811#endif /* CONFIG_MIPS_MT_SMTC */
812#ifdef CONFIG_CPU_CAVIUM_OCTEON
813        unsigned long long mpl[3];        /* MTM{0,1,2} */
814        unsigned long long mtp[3];        /* MTP{0,1,2} */
815#endif
816} __attribute__ ((aligned (8)));
817
818#define VKI_PTRACE_GETREGS            12
819#define VKI_PTRACE_SETREGS            13
820#define VKI_PTRACE_GETFPREGS          14
821#define VKI_PTRACE_SETFPREGS          15
822//----------------------------------------------------------------------
823// From linux-4.5/arch/mips/include/uapi/asm/reg.h
824//----------------------------------------------------------------------
825#define VKI_MIPS32_EF_R0               6
826#define VKI_MIPS32_EF_R1               7
827#define VKI_MIPS32_EF_R2               8
828#define VKI_MIPS32_EF_R3               9
829#define VKI_MIPS32_EF_R4              10
830#define VKI_MIPS32_EF_R5              11
831#define VKI_MIPS32_EF_R6              12
832#define VKI_MIPS32_EF_R7              13
833#define VKI_MIPS32_EF_R8              14
834#define VKI_MIPS32_EF_R9              15
835#define VKI_MIPS32_EF_R10             16
836#define VKI_MIPS32_EF_R11             17
837#define VKI_MIPS32_EF_R12             18
838#define VKI_MIPS32_EF_R13             19
839#define VKI_MIPS32_EF_R14             20
840#define VKI_MIPS32_EF_R15             21
841#define VKI_MIPS32_EF_R16             22
842#define VKI_MIPS32_EF_R17             23
843#define VKI_MIPS32_EF_R18             24
844#define VKI_MIPS32_EF_R19             25
845#define VKI_MIPS32_EF_R20             26
846#define VKI_MIPS32_EF_R21             27
847#define VKI_MIPS32_EF_R22             28
848#define VKI_MIPS32_EF_R23             29
849#define VKI_MIPS32_EF_R24             30
850#define VKI_MIPS32_EF_R25             31
851#define VKI_MIPS32_EF_R26             32
852#define VKI_MIPS32_EF_R27             33
853#define VKI_MIPS32_EF_R28             34
854#define VKI_MIPS32_EF_R29             35
855#define VKI_MIPS32_EF_R30             36
856#define VKI_MIPS32_EF_R31             37
857#define VKI_MIPS32_EF_LO              38
858#define VKI_MIPS32_EF_HI              39
859#define VKI_MIPS32_EF_CP0_EPC         40
860#define VKI_MIPS32_EF_CP0_BADVADDR    41
861#define VKI_MIPS32_EF_CP0_STATUS      42
862#define VKI_MIPS32_EF_CP0_CAUSE       43
863#define VKI_MIPS32_EF_UNUSED0         44
864
865//----------------------------------------------------------------------
866// From linux-4.5/arch/mips/include/asm/elf.h
867//----------------------------------------------------------------------
868typedef unsigned long vki_elf_greg_t;
869
870#define VKI_ELF_NGREG      45
871#define VKI_ELF_NFPREG     33 /* includes fpscr */
872
873typedef vki_elf_greg_t vki_elf_gregset_t[VKI_ELF_NGREG];
874
875typedef double vki_elf_fpreg_t;
876typedef vki_elf_fpreg_t vki_elf_fpregset_t[VKI_ELF_NFPREG];
877
878typedef struct vki_user_fxsr_struct vki_elf_fpxregset_t;
879
880#define VKI_AT_SYSINFO		32
881//----------------------------------------------------------------------
882// From linux-2.6.35.5/include/asm-generic/siginfo.h
883//----------------------------------------------------------------------
884#define HAVE_ARCH_SIGINFO_T
885
886typedef union vki_sigval {
887	int sival_int;
888	void __user *sival_ptr;
889} vki_sigval_t;
890
891#ifndef __VKI_ARCH_SI_PREAMBLE_SIZE
892#define __VKI_ARCH_SI_PREAMBLE_SIZE	(3 * sizeof(int))
893#endif
894
895#define VKI_SI_MAX_SIZE	128
896
897#ifndef VKI_SI_PAD_SIZE
898#define VKI_SI_PAD_SIZE	((VKI_SI_MAX_SIZE - __VKI_ARCH_SI_PREAMBLE_SIZE) / sizeof(int))
899#endif
900
901#ifndef __VKI_ARCH_SI_UID_T
902#define __VKI_ARCH_SI_UID_T	vki_uid_t
903#endif
904
905#ifndef __VKI_ARCH_SI_BAND_T
906#define __VKI_ARCH_SI_BAND_T long
907#endif
908
909typedef struct vki_siginfo {
910        int si_signo;
911        int si_code;
912        int si_errno;
913        int __pad0[VKI_SI_MAX_SIZE / sizeof(int) - VKI_SI_PAD_SIZE - 3];
914
915        union {
916                int _pad[VKI_SI_PAD_SIZE];
917
918                /* kill() */
919                struct {
920                        vki_pid_t _pid;             /* sender's pid */
921                        __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
922                } _kill;
923
924                /* POSIX.1b timers */
925                struct {
926                        vki_timer_t _tid;           /* timer id */
927                        int _overrun;           /* overrun count */
928                        char _pad[sizeof( __VKI_ARCH_SI_UID_T) - sizeof(int)];
929                        vki_sigval_t _sigval;       /* same as below */
930                        int _sys_private;       /* not to be passed to user */
931                } _timer;
932
933                /* POSIX.1b signals */
934                struct {
935                        vki_pid_t _pid;             /* sender's pid */
936                        __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
937                        vki_sigval_t _sigval;
938                } _rt;
939
940                /* SIGCHLD */
941                struct {
942                        vki_pid_t _pid;             /* which child */
943                        __VKI_ARCH_SI_UID_T _uid;   /* sender's uid */
944                        int _status;            /* exit code */
945                        vki_clock_t _utime;
946                        vki_clock_t _stime;
947                } _sigchld;
948
949                /* IRIX SIGCHLD */
950                struct {
951                        vki_pid_t _pid;             /* which child */
952                        vki_clock_t _utime;
953                        int _status;            /* exit code */
954                        vki_clock_t _stime;
955                } _irix_sigchld;
956
957                /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
958                struct {
959                        void __user *_addr; /* faulting insn/memory ref. */
960#ifdef __ARCH_SI_TRAPNO
961                        int _trapno;    /* TRAP # which caused the signal */
962#endif
963                } _sigfault;
964
965                /* SIGPOLL, SIGXFSZ (To do ...)  */
966                struct {
967                        __VKI_ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
968                        int _fd;
969                } _sigpoll;
970        } _sifields;
971} vki_siginfo_t;
972
973//----------------------------------------------------------------------
974// From linux-2.6.35.5/include/asm/break.h
975//----------------------------------------------------------------------
976#define VKI_BRK_OVERFLOW         6    /* Overflow check */
977#define VKI_BRK_DIVZERO          7    /* Divide by zero check */
978
979//----------------------------------------------------------------------
980// From linux-3.6.35.5/arch/mips/include/socket.h
981//----------------------------------------------------------------------
982enum vki_sock_type {
983        VKI_SOCK_STREAM = 2,
984        // [[others omitted]]
985};
986#define ARCH_HAS_SOCKET_TYPES 1
987
988//----------------------------------------------------------------------
989// From linux-3.7.0/arch/mips/include/uapi/asm/errno.h
990//----------------------------------------------------------------------
991
992#define VKI_ELIBBAD      84  /* Accessing a corrupted shared library */
993#define VKI_EOPNOTSUPP   122 /* Operation not supported on transport
994                                 endpoint */
995
996//----------------------------------------------------------------------
997// From linux-3.13.0/include/asm/errno.h
998//----------------------------------------------------------------------
999
1000#define	VKI_ENOSYS       89  /* Function not implemented */
1001#define	VKI_EOVERFLOW    79  /* Value too large for defined data type */
1002
1003//----------------------------------------------------------------------
1004// From linux-3.14.0/arch/mips/include/asm/elf.h
1005//----------------------------------------------------------------------
1006
1007#define VKI_EF_MIPS_FP64    0x00000200
1008
1009//----------------------------------------------------------------------
1010// From linux-4.1.0/arch/mips/include/asm/elf.h
1011//----------------------------------------------------------------------
1012
1013#define VKI_MIPS_ABI_FP_UNKNOWN (-1)
1014#define VKI_MIPS_ABI_FP_ANY       0  /* FP ABI doesn't matter */
1015#define VKI_MIPS_ABI_FP_DOUBLE    1  /* -mdouble-float */
1016#define VKI_MIPS_ABI_FP_SINGLE    2  /* -msingle-float */
1017#define VKI_MIPS_ABI_FP_SOFT      3  /* -msoft-float */
1018#define VKI_MIPS_ABI_FP_OLD_64    4  /* -mips32r2 -mfp64 */
1019#define VKI_MIPS_ABI_FP_XX        5  /* -mfpxx */
1020#define VKI_MIPS_ABI_FP_64        6  /* -mips32r2 -mfp64 */
1021#define VKI_MIPS_ABI_FP_64A       7  /* -mips32r2 -mfp64 -mno-odd-spreg */
1022
1023struct vki_arch_elf_state {
1024   int fp_abi;
1025   int interp_fp_abi;
1026   int overall_fp_mode;
1027};
1028
1029#define VKI_INIT_ARCH_ELF_STATE {             \
1030   .fp_abi = VKI_MIPS_ABI_FP_UNKNOWN,         \
1031   .interp_fp_abi = VKI_MIPS_ABI_FP_UNKNOWN,  \
1032   .overall_fp_mode = -1,                     \
1033}
1034
1035struct vki_mips_elf_abiflags_v0 {
1036   vki_u16 version;     /* Version of flags structure */
1037   vki_u8  isa_level;   /* The level of the ISA: 1-5, 32, 64 */
1038   vki_u8  isa_rev;     /* The revision of ISA: 0 for MIPS V and below,
1039                           1-n otherwise */
1040   vki_u8  gpr_size;    /* The size of general purpose registers */
1041   vki_u8  cpr1_size;   /* The size of co-processor 1 registers */
1042   vki_u8  cpr2_size;   /* The size of co-processor 2 registers */
1043   vki_u8  fp_abi;      /* The floating-point ABI */
1044   vki_u32 isa_ext;     /* Mask of processor-specific extensions */
1045   vki_u32 ases;        /* Mask of ASEs used */
1046   vki_u32 flags1;      /* Mask of general flags */
1047   vki_u32 flags2;
1048};
1049
1050#define VKI_PT_MIPS_ABIFLAGS   0x70000003
1051
1052//----------------------------------------------------------------------
1053// From linux-4.1.0/arch/mips/kernel/elf.c
1054//----------------------------------------------------------------------
1055
1056enum {
1057   VKI_FP_FRE,
1058   VKI_FP_FR0,
1059   VKI_FP_FR1,
1060};
1061
1062#endif // __VKI_MIPS32_LINUX_H
1063
1064/*--------------------------------------------------------------------*/
1065/*--- end                                       vki-mips32-linux.h ---*/
1066/*--------------------------------------------------------------------*/
1067