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.\"
.\" Copyright 1996 Massachusetts Institute of Technology
.\"
.\" Permission to use, copy, modify, and distribute this software and
.\" its documentation for any purpose and without fee is hereby
.\" granted, provided that both the above copyright notice and this
.\" permission notice appear in all copies, that both the above
.\" copyright notice and this permission notice appear in all
.\" supporting documentation, and that the name of M.I.T. not be used
.\" in advertising or publicity pertaining to distribution of the
.\" software without specific, written prior permission.  M.I.T. makes
.\" no representations about the suitability of this software for any
.\" purpose.  It is provided "as is" without express or implied
.\" warranty.
.\" 
.\" THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
.\" ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
.\" INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
.\" SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
.\" LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
.\" USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
.\" ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
.\" OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\"	%Id: perfmon.4,v 1.6 1998/03/12 07:30:36 charnier Exp %
.\" jpman %Id: perfmon.4,v 1.3 2000/08/10 13:48:05 horikawa Stab %
.Dd March 26, 1996
.Dt PERFMON 4 i386
.Os FreeBSD 2.2
.Sh ̾¾Î
.Nm perfmon
.Nd CPU ¤ÎÀ­Ç½¥â¥Ë¥¿¥ê¥ó¥°¤ò¤¹¤ë¥¤¥ó¥¿¥Õ¥§¡¼¥¹
.Sh ½ñ¼°
.Cd cpu \&"I586_CPU\&"
.Cd cpu \&"I686_CPU\&"
.Cd options PERFMON
.Sh ²òÀâ
.Nm perfmon
¥É¥é¥¤¥Ð¤Ë¤è¤ê
.Tn Intel
¤Î
.Tn Pentium
¤È
.Tn "Pentium Pro"
¤Î
CPU ÆâÉô¤ÎÀ­Ç½¥â¥Ë¥¿¥ê¥ó¥°µ¡Ç½¤Ë¥¢¥¯¥»¥¹¤Ç¤­¤Þ¤¹¡£
¤³¤ì¤é¤Î¥×¥í¥»¥Ã¥µ¤Ë¤Ï¿ºÌ¤Ê¥¤¥Ù¥ó¥È¤Ë¤Ä¤¤¤ÆȯÀ¸²ó¿ô¤Þ¤¿¤Ï
(CPU ¥µ¥¤¥¯¥ë¤Ç¤Î) »ý³»þ´Ö¤Î¤É¤Á¤é¤«¤ò¬Äꤹ¤ë¤è¤¦¤ËÀßÄê¤Ç¤­¤ë
2 ¸Ä¤ÎÆâÉô¥«¥¦¥ó¥¿¤È¡¢Æ±¤¸¤¯¥¯¥í¥Ã¥¯¥µ¥¤¥¯¥ë¤ò¿ô¤¨¤ë
1 ¸Ä¤Î¥µ¥¤¥¯¥ë¥«¥¦¥ó¥¿¤¬¼ÂÁõ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
.Nm
¥É¥é¥¤¥Ð¤Ç¤Ï¤³¤ì¤é¤Îµ¡Ç½¤ËÂФ·¤Æ¥Ç¥Ð¥¤¥¹·Á¼°¤Ë¤è¤ë¥¤¥ó¥¿¥Õ¥§¡¼¥¹¤òÄó¶¡
¤·¤Þ¤¹¡£
.Pp
À­Ç½¥â¥Ë¥¿¥ê¥ó¥°¤ò¤¹¤ë¥«¥¦¥ó¥¿¤Ø¤ÎÁ´¤Æ¤Î¥¢¥¯¥»¥¹¤Ï
¥Ç¥Ð¥¤¥¹·¿Æüì¥Õ¥¡¥¤¥ë¤Î
.Dq Pa /dev/perfmon
¤òÇÞ²ð¤È¤·¤Æ½èÍý¤µ¤ì¤Þ¤¹¡£
¤³¤Î¥Ç¥Ð¥¤¥¹¤¬Ä󶡤¹¤ë
.Xr ioctl 2
¥ê¥¯¥¨¥¹¥È¤Ï¿¤¯¤¢¤ê
.Aq Pa machine/perfmon.h
¤ÎÃæ¤ÇÄêµÁ¤µ¤ì¡¢¤³¤Î¥Õ¥¡¥¤¥ë¤ÎÃæ¤Ë¤Ï
.Tn Pentium
¤È
.Tn "Pentium Pro"
¥×¥í¥»¥Ã¥µ¤ÎξÊý¤Î¿§¡¹¤Ê¥«¥¦¥ó¥¿¤ÎÄêµÁ¤â¤¢¤ê¤Þ¤¹¡£
.Pp
.Sy Ãí°Õ»ö¹à:
ÍøÍѲÄǽ¤Ê¥¤¥Ù¥ó¥È¤Î½¸¹ç¤Ï¥×¥í¥»¥Ã¥µËè¤Ë°Û¤Ê¤ê¤Þ¤¹¡£
»ÈÍѤµ¤ì¤ë¥¤¥Ù¥ó¥È¥³¡¼¥É¤¬Â¬Äꤵ¤ì¤ë CPU ¤Î·¿¼°¤ËÂФ·¤Æ
ŬÀµ¤Ç¤¢¤ë¤³¤È¤ò³Îǧ¤¹¤ë¤³¤È¤Ï¥×¥í¥°¥é¥Þ¤ÎÀÕǤ¤Ç¤¹¡£
.Pp
°Ê²¼¤Î
.Xr ioctl 2
¥ê¥¯¥¨¥¹¥È¤¬ÄêµÁ¤µ¤ì¤Æ¤¤¤Þ¤¹:
.Bl -tag -width PMIOTSTAMP
.It Dv PMIOSETUP
.Pq Li "struct pmc"
¹½Â¤ÂΤËÄêµÁ¤µ¤ì¤Æ¤¤¤ë¥Ñ¥é¥á¡¼¥¿¤È¥Õ¥é¥°¤Ç¥«¥¦¥ó¥¿¤òÀßÄꤷ¤Þ¤¹¡£
°Ê²¼¤Î¥Õ¥£¡¼¥ë¥É¤¬
.Li struct pmc
¤ËÄêµÁ¤µ¤ì¤Æ¤¤¤Þ¤¹:
.Bl -tag -width "u_char pmc_eventx"
.It Li "int pmc_num"
»ØÄꤹ¤ë¥«¥¦¥ó¥¿ÈÖ¹æ¤Ç¤¹¡£
.Dv NPMC
(¸½ºß¤Ï 2) ¤è¤ê¾®¤µ¤¯¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£
.It Li "u_char pmc_event"
¥â¥Ë¥¿¤¹¤Ù¤­ÆÃÄê¤Î¥¤¥Ù¥ó¥È¥³¡¼¥É¤Ç¡¢
.Aq Pa machine/perfmon.h
¤ËÄêµÁ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£
.It Li "u_char pmc_unit"
¥¤¥Ù¥ó¥È¤Î·¿¤ËÂбþ¤¹¤ëÁõÃ֤Υޥ¹¥¯¤ÎÃͤǤ¹ (
.Tn Intel
¤Îʸ½ñ¤ò»²¾È)¡£
.It Li "u_char pmc_flags"
¥«¥¦¥ó¥¿¤ÎƯ¤­¤òÊѹ¹¤¹¤ë¥Õ¥é¥° (²¼µ­»²¾È) ¤Ç¤¹¡£
.It Li "u_char pmc_mask"
¥«¥¦¥ó¥¿¤Î¥Þ¥¹¥¯¤ÎÃͤǤ¹¡£¤Ä¤Þ¤ê¡¢ËÜÍè¡¢¤³¤ÎÃͤϻØÄꤵ¤ì¤¿¿ô¤Î¥¯¥í¥Ã¥¯
°Ê¾å (Ëô¤Ï°Ê²¼) ¤Î´Ö·Ñ³¤¹¤ë¥¤¥Ù¥ó¥È¤Ë¥«¥¦¥ó¥È¤òÀ©¸Â¤¹¤ë°Ù¤Ë»ÈÍѤµ¤ì¤ë¤·¤­¤¤ÃÍ
¤Ç¤¹¡£
.El
.Pp
¼¡¤Î¤è¤¦¤Ê
.Li pmc_flags
¤ÎÃͤ¬ÄêµÁ¤µ¤ì¤Æ¤¤¤Þ¤¹:
.Bl -tag -compact -width PMCF_USRxx
.It Dv PMCF_USR
¥¤¥Ù¥ó¥È¤ò¥æ¡¼¥¶¥â¡¼¥É¤Ç¥«¥¦¥ó¥È¤·¤Þ¤¹¡£
.It Dv PMCF_OS
¥¤¥Ù¥ó¥È¤ò¥«¡¼¥Í¥ë¥â¡¼¥É¤Ç¥«¥¦¥ó¥È¤·¤Þ¤¹¡£
.It Dv PMCF_E
¥¤¥Ù¥ó¥È¤ò»ý³»þ´Ö¤Ç¤Ï¤Ê¤¯¤½¤Î¿ô¤Ç¥«¥¦¥ó¥È¤·¤Þ¤¹¡£
.It Dv PMCF_INV
¥«¥¦¥ó¥¿¤Î¥Þ¥¹¥¯¤ÎÈæ³Ó¤Î°ÕÌ£¤òµÕž¤·¤Þ¤¹¡£
.El
.It Dv PMIOGET
.Pq Li "struct pmc"
»ØÄꤵ¤ì¤¿¥«¥¦¥ó¥¿¤Î¸½ºß¤ÎÀßÄê¤òÊÖ¤·¤Þ¤¹¡£
.It Dv PMIOSTART
.It Dv PMIOSTOP
.Pq Li int
»ØÄꤷ¤¿¥«¥¦¥ó¥¿¤òµ¯Æ° (Ää»ß) ¤·¤Þ¤¹¡£¥Ï¡¼¥É¥¦¥§¥¢¤Î·ç´Ù¤Ë¤è¤ê¡¢ÈÖ¹æ½ç¤Ë
µ¯Æ°¤ÈÄä»ß¤ò¤·¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£
(¨¤Á¡¢¥«¥¦¥ó¥¿ 0 ¤Ïɬ¤º¤Þ¤º¥«¥¦¥ó¥¿ 1 ¤òÄä»ß¤·¤Æ¤«¤éÄä»ß¤·¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó)¡£
¥É¥é¥¤¥Ð¤Ç¤Ï¤³¤ÎÀ©Ìó¤ò
.Sy ¶¯À©¤·¤Æ¤¤¤Þ¤»¤ó
(¤È¸À¤¦¤Î¤â¾­Íè¤Î CPU ¤Ç¤Ï¤³¤ÎÀ©Ìó¤Ï¤Ê¤¯¤Ê¤ë¤«¤âÃΤì¤Þ¤»¤ó)¡£
.It Dv PMIORESET
.Pq Li int
»ØÄꤵ¤ì¤¿¥«¥¦¥ó¥¿¤ò 0 ¤Ë¥ê¥»¥Ã¥È¤·¤Þ¤¹¡£¥«¥¦¥ó¥¿¤Ï¥ê¥»¥Ã¥È¤¹¤ëÁ°¤Ë
.Dv PMIOSTOP
¤Ë¤è¤êÄä»ß¤µ¤ì¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£Á´¤Æ¤Î¥«¥¦¥ó¥¿¤Ï¼«Æ°Åª¤Ë
.Dv PMIOSETUP
¤Ë¤è¤Ã¤Æ¥ê¥»¥Ã¥È¤µ¤ì¤Þ¤¹¡£
.It Dv PMIOREAD
.Pq Li "struct pmc_data"
¥«¥¦¥ó¥¿¤Î¸½ºß¤ÎÃͤò¼è¤ê½Ð¤·¤Þ¤¹¡£
.Li pmc_data
¹½Â¤ÂΤˤϼ¡¤Î¤è¤¦¤Ê 2 ¸Ä¤Î¥Õ¥£¡¼¥ë¥É¤¬ÄêµÁ¤µ¤ì¤Æ¤¤¤Þ¤¹:
.Pp
.Bl -tag -compact -width "quad_t pmcd_value"
.It Li "int pmcd_num"
Æɤ߽Ф¹¥«¥¦¥ó¥¿¤ÎÈֹ档
.It Li "int pmcd_value"
64 ¥Ó¥Ã¥È¤ÎÉä¹æÉÕ¤­À°¿ô¤Ç¤Î½ªÎ»ÃÍ¡£
.El
.Pp
¾­Íè¡¢
.Tn "Pentium Pro"
¥×¥í¥»¥Ã¥µ¤«¤é
¥«¥¦¥ó¥¿¤òľÀÜÆɤ߽Ф¹°Ù¤Ë
.Li RDPMC
Ì¿Îá¤ò»ÈÍѽÐÍè¤ëÍͤˤʤë¤Ç¤·¤ç¤¦¡£
.It Dv PMIOTSTAMP
.Pq Li "struct pmc_tstamp"
¥¿¥¤¥à¥¹¥¿¥ó¥×¥«¥¦¥ó¥¿¤òÆɤ߽Ф·¤Þ¤¹¡£
.Li pmc_tstamp
¹½Â¤ÂÎ¤Ç¤Ï 2 ¸Ä¤Î¥Õ¥£¡¼¥ë¥É¤¬ÄêµÁ¤µ¤ì¤Æ¤¤¤Þ¤¹:
.Pp
.Bl -tag -compact -width "quad_t pmct_value"
.It Li "int pmct_rate"
¥«¥¦¥ó¥¿¤Î MHz ¤Ç¤Î¤ª¤ª¤è¤½¤Î®Å٤Ǥ¹¡£
.It Li "quad_t pmct_value"
64 ¥Ó¥Ã¥ÈÀ°¿ô¤Ç¤Î¥«¥¦¥ó¥¿¤Î¸½ºß¤ÎÃͤǤ¹¡£
.El
.Pp
.Li pmct_rate
¥Õ¥£¡¼¥ë¥É¤ËÍ¿¤¨¤é¤ì¤ë¥«¥¦¥ó¥¿¤Î®Å٤ϡ¢
¹»Àµ¤¬º¤Æñ¤Ê»ö¤ä¥¯¥í¥Ã¥¯¤Î¿Ê¹Ô¤¬ÉÔ´°Á´¤Ê°Ù¤Ë¡¢
±ý¡¹¤Ë¤·¤ÆÀµ³Î¤Ç¤Ï¤Ê¤¤¤³¤È¤ËÃí°Õ¤¹¤ë»ö¤¬ÂçÀڤǤ¹¡£
¤³¤Î¥Õ¥£¡¼¥ë¥É¤Ë¤Ä¤¤¤Æ¤Ï
¥¯¥í¥Ã¥¯¤¬¹ï¤à®ÅÙ¤ò¼ÂºÝ¤Ëɽ¼¨¤¹¤ë¤â¤Î¤È¤¤¤¦¤è¤ê¤â
¼ê¤¬¤«¤ê¤«Ëô¤ÏŬÀµ¤µ¤Î¸¡ºº¤¯¤é¤¤¤Ë¹Í¤¨¤ë¤Ù¤­¤Ç¤¹¡£
.El
.Sh ´ØÏ¢¥Õ¥¡¥¤¥ë
.Bl -tag -compact -width "/usr/include/machine/perfmon.h"
.It Pa /dev/perfmon
¥«¥¦¥ó¥¿¤Ø¤Îʸ»ú·¿¥Ç¥Ð¥¤¥¹¤Î¥¤¥ó¥¿¥Õ¥§¡¼¥¹
.It Pa /usr/include/machine/perfmon.h
¹½Â¤ÂΤȥ¤¥Ù¥ó¥È¥³¡¼¥É¤òÄêµÁ¤·¤Æ¤¤¤ë¥¤¥ó¥¯¥ë¡¼¥É¥Õ¥¡¥¤¥ë
.It Pa /usr/share/examples/perfmon
Á´¤Æ¤Î
.Fn ioctl
¥³¥Þ¥ó¥É¤Î»ÈÍѤò¶ñÂÎŪ¤ËÎ㼨¤·¤¿¥µ¥ó¥×¥ë¤Î¥½¡¼¥¹¥³¡¼¥É
.El
.Sh ´ØÏ¢¹àÌÜ
.Xr ioctl 2
.Rs
.%A Intel Corporation
.%B Pentium Pro Family Developer's Manual
.%D January 1996
.%V vol. 3
.%O Operating System Writer's Manual
.Re
.\"Ìõ¼ÔÃí³«»Ï
.Rs
.%A ¥¤¥ó¥Æ¥ë¥¸¥ã¥Ñ¥ó³ô¼°²ñ¼Ò
.%B Pentium Pro ¥Õ¥¡¥ß¥ê¡¼ ¥Ç¥£¥Ù¥í¥Ã¥Ñ¡¼¥º ¥Þ¥Ë¥å¥¢¥ë
.%D January 1996
.%V ²¼´¬
.%O ¥ª¥Ú¥ì¡¼¥Æ¥£¥ó¥° ¥·¥¹¥Æ¥à ¥é¥¤¥¿¡¼¥º ¥Þ¥Ë¥å¥¢¥ë
.Re
.\"Ìõ¼ÔÃí½ª¤ê
.Sh Îò»Ë
The
.Nm
¥Ç¥Ð¥¤¥¹¤Ï
.Fx 2.2
¤Ç½é¤á¤Æ¸½¤ì¤Þ¤·¤¿¡£
.Sh ºî¼Ô
.Nm
¥É¥é¥¤¥Ð¤Ï
.An Garrett A. Wollman ,
MIT Laboratory for Computer Science
¤¬½ñ¤­¤Þ¤·¤¿¡£
.\"Translated by Tetsuro Furuya <ht5t-fry@asahi-net.or.jp>, Dec. 1999.
.\"ML Checked by Tetsuya Isaki (°æºêůÌé) <isaki@net.ipc.hiroshima-u.ac.jp>,
.\"              Satoru Koizumi (¾®Àô ¸ç )<koizumi@cms.phys.s.u-tokyo.ac.jp>
.\"Final Checked by