FM / asm

/usr/include/sparc64-linux-gnu/asm

Name	Size	Mode	Actions
apc.h	1745	0644	edit dl rm
asi.h	15367	0644	edit dl rm
auxvec.h	348	0644	edit dl rm
bitsperlong.h	324	0644	edit dl rm
bpf_perf_event.h	40	0644	edit dl rm
byteorder.h	191	0644	edit dl rm
display7seg.h	1945	0644	edit dl rm
envctrl.h	3494	0644	edit dl rm
errno.h	5539	0644	edit dl rm
fbio.h	7801	0644	edit dl rm
fcntl.h	1790	0644	edit dl rm
ioctl.h	2646	0644	edit dl rm
ioctls.h	6220	0644	edit dl rm
ipcbuf.h	808	0644	edit dl rm
mman.h	993	0644	edit dl rm
msgbuf.h	1218	0644	edit dl rm
openpromio.h	2124	0644	edit dl rm
oradax.h	2013	0644	edit dl rm
param.h	253	0644	edit dl rm
perfctr.h	5695	0644	edit dl rm
poll.h	273	0644	edit dl rm
posix_types.h	1768	0644	edit dl rm
psr.h	2252	0644	edit dl rm
psrcompat.h	2078	0644	edit dl rm
pstate.h	6427	0644	edit dl rm
ptrace.h	8207	0644	edit dl rm
resource.h	770	0644	edit dl rm
sembuf.h	896	0644	edit dl rm
setup.h	295	0644	edit dl rm
shmbuf.h	1445	0644	edit dl rm
sigcontext.h	167	0644	edit dl rm
siginfo.h	375	0644	edit dl rm
signal.h	4665	0644	edit dl rm
socket.h	4265	0644	edit dl rm
sockios.h	33	0644	edit dl rm
stat.h	2054	0644	edit dl rm
statfs.h	32	0644	edit dl rm
swab.h	1046	0644	edit dl rm
termbits.h	5118	0644	edit dl rm
termios.h	1056	0644	edit dl rm
traps.h	5256	0644	edit dl rm
types.h	31	0644	edit dl rm
uctx.h	1420	0644	edit dl rm
unistd.h	889	0644	edit dl rm
unistd_32.h	11817	0644	edit dl rm
unistd_64.h	10676	0644	edit dl rm
utrap.h	1541	0644	edit dl rm
watchdog.h	1029	0644	edit dl rm

Edit: /usr/lib/linux/uapi/sparc/asm/ioctl.h (2646B)

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_IOCTL_H
#define _SPARC_IOCTL_H

/*
 * Our DIR and SIZE overlap in order to simulteneously provide
 * a non-zero _IOC_NONE (for binary compatibility) and
 * 14 bits of size as on i386. Here's the layout:
 *
 *   0xE0000000   DIR
 *   0x80000000     DIR = WRITE
 *   0x40000000     DIR = READ
 *   0x20000000     DIR = NONE
 *   0x3FFF0000   SIZE (overlaps NONE bit)
 *   0x0000FF00   TYPE
 *   0x000000FF   NR (CMD)
 */

#define _IOC_NRBITS      8
#define _IOC_TYPEBITS    8
#define _IOC_SIZEBITS   13	/* Actually 14, see below. */
#define _IOC_DIRBITS     3

#define _IOC_NRMASK      ((1 << _IOC_NRBITS)-1)
#define _IOC_TYPEMASK    ((1 << _IOC_TYPEBITS)-1)
#define _IOC_SIZEMASK    ((1 << _IOC_SIZEBITS)-1)
#define _IOC_XSIZEMASK   ((1 << (_IOC_SIZEBITS+1))-1)
#define _IOC_DIRMASK     ((1 << _IOC_DIRBITS)-1)

#define _IOC_NRSHIFT     0
#define _IOC_TYPESHIFT   (_IOC_NRSHIFT + _IOC_NRBITS)
#define _IOC_SIZESHIFT   (_IOC_TYPESHIFT + _IOC_TYPEBITS)
#define _IOC_DIRSHIFT    (_IOC_SIZESHIFT + _IOC_SIZEBITS)

#define _IOC_NONE        1U
#define _IOC_READ        2U
#define _IOC_WRITE       4U

#define _IOC(dir,type,nr,size) \
        (((dir)  << _IOC_DIRSHIFT) | \
         ((type) << _IOC_TYPESHIFT) | \
         ((nr)   << _IOC_NRSHIFT) | \
         ((size) << _IOC_SIZESHIFT))

#define _IO(type,nr)        _IOC(_IOC_NONE,(type),(nr),0)
#define _IOR(type,nr,size)  _IOC(_IOC_READ,(type),(nr),sizeof(size))
#define _IOW(type,nr,size)  _IOC(_IOC_WRITE,(type),(nr),sizeof(size))
#define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size))

/* Used to decode ioctl numbers in drivers despite the leading underscore... */
#define _IOC_DIR(nr)    \
 ( (((((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) & (_IOC_WRITE|_IOC_READ)) != 0)?   \
                            (((nr) >> _IOC_DIRSHIFT) & (_IOC_WRITE|_IOC_READ)):  \
                            (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) )
#define _IOC_TYPE(nr)       (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK)
#define _IOC_NR(nr)         (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK)
#define _IOC_SIZE(nr)   \
 ((((((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) & (_IOC_WRITE|_IOC_READ)) == 0)?    \
                         0: (((nr) >> _IOC_SIZESHIFT) & _IOC_XSIZEMASK))

/* ...and for the PCMCIA and sound. */
#define IOC_IN          (_IOC_WRITE << _IOC_DIRSHIFT)
#define IOC_OUT         (_IOC_READ << _IOC_DIRSHIFT)
#define IOC_INOUT       ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT)
#define IOCSIZE_MASK    (_IOC_XSIZEMASK << _IOC_SIZESHIFT)
#define IOCSIZE_SHIFT   (_IOC_SIZESHIFT)

#endif /* !(_SPARC_IOCTL_H) */

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