FM / sys

/usr/include/sys

Name	Size	Mode	Actions
acct.h	3407	0644	edit dl rm
bitypes.h	86	0644	edit dl rm
cdefs.h	14000	0644	edit dl rm
debugreg.h	3646	0644	edit dl rm
dir.h	989	0644	edit dl rm
epoll.h	4565	0644	edit dl rm
errno.h	19	0644	edit dl rm
eventfd.h	1617	0644	edit dl rm
fcntl.h	19	0644	edit dl rm
file.h	1756	0644	edit dl rm
fsuid.h	1255	0644	edit dl rm
gmon.h	6109	0644	edit dl rm
gmon_out.h	2703	0644	edit dl rm
inotify.h	3941	0644	edit dl rm
io.h	5110	0644	edit dl rm
ioctl.h	1825	0644	edit dl rm
ipc.h	1706	0644	edit dl rm
kd.h	1185	0644	edit dl rm
kdaemon.h	1168	0644	edit dl rm
klog.h	1271	0644	edit dl rm
mman.h	5642	0644	edit dl rm
mount.h	5578	0644	edit dl rm
msg.h	2463	0644	edit dl rm
mtio.h	11230	0644	edit dl rm
param.h	2470	0644	edit dl rm
pci.h	984	0644	edit dl rm
perm.h	1200	0644	edit dl rm
personality.h	2687	0644	edit dl rm
poll.h	2554	0644	edit dl rm
prctl.h	1126	0644	edit dl rm
procfs.h	4971	0644	edit dl rm
profil.h	2020	0644	edit dl rm
ptrace.h	5397	0644	edit dl rm
queue.h	19539	0644	edit dl rm
quota.h	7903	0644	edit dl rm
raw.h	1243	0644	edit dl rm
reboot.h	1565	0644	edit dl rm
reg.h	1924	0644	edit dl rm
resource.h	3736	0644	edit dl rm
select.h	4151	0644	edit dl rm
sem.h	2120	0644	edit dl rm
sendfile.h	1883	0644	edit dl rm
shm.h	1965	0644	edit dl rm
signal.h	20	0644	edit dl rm
signalfd.h	1771	0644	edit dl rm
socket.h	9597	0644	edit dl rm
socketvar.h	141	0644	edit dl rm
soundcard.h	29	0644	edit dl rm
stat.h	16815	0644	edit dl rm
statfs.h	2185	0644	edit dl rm
statvfs.h	2905	0644	edit dl rm
swap.h	1597	0644	edit dl rm
syscall.h	1403	0644	edit dl rm
sysctl.h	2064	0644	edit dl rm
sysinfo.h	1591	0644	edit dl rm
syslog.h	7713	0644	edit dl rm
sysmacros.h	2468	0644	edit dl rm
termios.h	74	0644	edit dl rm
time.h	6825	0644	edit dl rm
timeb.h	1466	0644	edit dl rm
timerfd.h	1932	0644	edit dl rm
times.h	1692	0644	edit dl rm
timex.h	5631	0644	edit dl rm
ttychars.h	2499	0644	edit dl rm
ttydefaults.h	3568	0644	edit dl rm
types.h	6838	0644	edit dl rm
ucontext.h	5455	0644	edit dl rm
uio.h	4793	0644	edit dl rm
ultrasound.h	30	0644	edit dl rm
un.h	1532	0644	edit dl rm
unistd.h	20	0644	edit dl rm
user.h	4251	0644	edit dl rm
ustat.h	1214	0644	edit dl rm
utsname.h	2562	0644	edit dl rm
vfs.h	161	0644	edit dl rm
vlimit.h	1959	0644	edit dl rm
vt.h	22	0644	edit dl rm
vtimes.h	2542	0644	edit dl rm
wait.h	6570	0644	edit dl rm
xattr.h	4337	0644	edit dl rm

Edit: /usr/include/sys/debugreg.h (3646B)

/* Copyright (C) 2001, 2003 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifndef _SYS_DEBUGREG_H
#define _SYS_DEBUGREG_H	1
#include <bits/wordsize.h>

/* Indicate the register numbers for a number of the specific
   debug registers.  Registers 0-3 contain the addresses we wish to trap on */
#define DR_FIRSTADDR 0        /* u_debugreg[DR_FIRSTADDR] */
#define DR_LASTADDR 3         /* u_debugreg[DR_LASTADDR]  */

#define DR_STATUS 6           /* u_debugreg[DR_STATUS]     */
#define DR_CONTROL 7          /* u_debugreg[DR_CONTROL] */

/* Define a few things for the status register.  We can use this to determine
   which debugging register was responsible for the trap.  The other bits
   are either reserved or not of interest to us. */

#define DR_TRAP0	(0x1)		/* db0 */
#define DR_TRAP1	(0x2)		/* db1 */
#define DR_TRAP2	(0x4)		/* db2 */
#define DR_TRAP3	(0x8)		/* db3 */

#define DR_STEP		(0x4000)	/* single-step */
#define DR_SWITCH	(0x8000)	/* task switch */

/* Now define a bunch of things for manipulating the control register.
   The top two bytes of the control register consist of 4 fields of 4
   bits - each field corresponds to one of the four debug registers,
   and indicates what types of access we trap on, and how large the data
   field is that we are looking at */

#define DR_CONTROL_SHIFT 16   /* Skip this many bits in ctl register */
#define DR_CONTROL_SIZE  4    /* 4 control bits per register */

#define DR_RW_EXECUTE	(0x0) /* Settings for the access types to trap on */
#define DR_RW_WRITE	(0x1)
#define DR_RW_READ	(0x3)

#define DR_LEN_1 (0x0)	      /* Settings for data length to trap on */
#define DR_LEN_2 (0x4)
#define DR_LEN_4 (0xC)
#define DR_LEN_8 (0x8)

/* The low byte to the control register determine which registers are
   enabled.  There are 4 fields of two bits.  One bit is "local", meaning
   that the processor will reset the bit after a task switch and the other
   is global meaning that we have to explicitly reset the bit.  With linux,
   you can use either one, since we explicitly zero the register when we enter
   kernel mode. */

#define DR_LOCAL_ENABLE_SHIFT  0   /* Extra shift to the local enable bit */
#define DR_GLOBAL_ENABLE_SHIFT 1   /* Extra shift to the global enable bit */
#define DR_ENABLE_SIZE	       2   /* 2 enable bits per register */

#define DR_LOCAL_ENABLE_MASK  (0x55) /* Set  local bits for all 4 regs */
#define DR_GLOBAL_ENABLE_MASK (0xAA) /* Set global bits for all 4 regs */

/* The second byte to the control register has a few special
   things.  */

#if __WORDSIZE == 64
# define DR_CONTROL_RESERVED (0xFFFFFFFF0000FC00UL) /* Reserved */
#else
# define DR_CONTROL_RESERVED (0x00FC00U) /* Reserved */
#endif
#define DR_LOCAL_SLOWDOWN   (0x100)  /* Local slow the pipeline */
#define DR_GLOBAL_SLOWDOWN  (0x200)  /* Global slow the pipeline */

#endif	/* sys/debugreg.h */

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