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.\" LP (Laptop Package)
.\" 
.\" Copyright (c) 1994 by HOSOKAWA, Tatsumi <hosokawa@mt.cs.keio.ac.jp>
.\" 
.\" This software may be used, modified, copied, and distributed, in
.\" both source and binary form provided that the above copyright and
.\" these terms are retained. Under no circumstances is the author 
.\" responsible for the proper functioning of this software, nor does 
.\" the author assume any responsibility for damages incurred with its 
.\" use.
.\"
.\"	%Id: apm.4,v 1.9 1998/12/18 03:08:57 jkoshy Exp %
.\" $FreeBSD$
.\"
.Dd November 1, 1994
.Dt APM 4 i386
.Os
.Sh ̾
.Nm apm
.Nd APM BIOS 󥿥ե
.Sh 
.Cd device apm0 at isa?
.Sh 
.Nm apm
ϥåץȥå PC  Intel / Microsoft APM (Advanced Poewr Management)
BIOS ؤΥ󥿥եǤ
.Pp
.Nm apm
ϼŸǽ󶡤ޤ
.Bl -enum -offset indent
.It
ƥबڥɥ⡼ɤˡ
.Nm apm
ϥƥλפ RTC ˹碌ޤ
.It 
ƥबڥɥ⡼ɤˡ
ƥबȥڥɥ⡼˷вᤷ֤ǹ
å
.Nm apm

.Xr syslogd 8
Τޤ
.It
.Nm apm
ϥƥγư (¹Բǽʥץߤʤ) ʤ
CPU Υå®ޤ
εǽ APM  CPU Υɥ󥰤򥵥ݡȤƤ륷ƥǤΤͭǤ
.It
.Nm apm
ϥ饯ǥХȤƥץꥱ󥤥󥿥ե󶡤ޤ
ץꥱϤΥ󥿥ե𤷤 APM 椷ꡢ
APM ξ־Фꤹ뤳ȤǤޤ
.Nm apm
ϼΥ󥿥ե󶡤ޤΥܥ
.Dq Pa /usr/include/machine/apm_bios.h
Ƥޤ
.Bl -tag -width 4n -offset indent
.It Sy APMIO_SUSPEND
ƥ򥵥ڥɤޤ
.It Sy APMIO_GET
Ÿꤷޤ
.It Sy APMIO_ENABLE
.It Sy APMIO_DISABLE
Ÿͭ / ̵ˤޤ
.It Sy APMIO_HALTCPU
.It Sy APMIO_NOTHALTCPU
ͥ륳ƥڤؤ롼Ǥ HLT μ¹Ԥ椷ޤ
.Pp
HLT
.Pq ߤȯޤ CPU 
̿
.Dq Pa Idle CPU
ƤӽФǼ¹Ԥ APM μ⤢ޤǤʤΤ⤢ޤ
Ǥ餳ͭˤȡ
.Dq Pa Idle CPU
ƤӽФͥ륳ƥڤؤ롼
 HLT ̿¹Ԥ뤳Ȥˤꡢ
;ʬ HLT ̿¹Ԥ뤳Ȥˤʤǽޤ
η̡ƥΥԡǽ򸺾ǽޤ
.Pp
ޤͥ륳ƥڤؤ롼Ǥ HLT ̵̿ˤ硢
ޥ APM μ
.Dq Pa Idle CPU
 HLT ¹Ԥʤˤϡƥϥϥ󥰥åפޤ
CPU åθ®򥵥ݡȤƤʤǤϡAPM  HLT
¹Ԥʤ⤷ޤ
Τ褦ʥޥǤϡ
.Nm apm

.Sy APMIO_NOTHALTCPU
̵ˤޤ
.Pp
ߤΥС
.Nm apm
ϡåθ®ݡȤƤʤˤϡ
ͥ륳ƥڤؤ롼󤫤
.Dq Pa Idle CPU
ƤӽФǥեȤǤ HLT ̿¹Ԥޤ
äơξˤϤ 2 ĤԤɬפϤޤ
.El
.Pp
Υ󥿥ե
.Xr apm 8

.Xr apmconf 8
Ѥޤ
.It
.Nm apm
 APM ٥Ȥݡ󥰤Υ٥Ȥޤ
.Bl -column PMEV_POWERSTATECHANGEXXX "suspend system xxxxx" 
.It Sy "̾                  " "ư            " ""
.It Dv "PMEV_STANDBYREQ       " No "ڥ      " "Ե׵"
.It Dv "PMEV_SUSPENDREQ       " No "ڥ      " "ڥ׵"
.It Dv "PMEV_USERSUSPENDREQ   " No "ڥ      " "桼ڥ׵"
.It Dv "PMEV_CRITSUSPEND      " No "ڥ      " "掠ڥ׵"
.It Dv "PMEV_NORMRESUME       " No "쥸塼      " "̾"
.It Dv "PMEV_CRITRESUME       " No "쥸塼      " ""
.It Dv "PMEV_STANDBYRESUME    " No "쥸塼      " "Ե"
.It Dv "PMEV_BATTERYLOW       " No "å  " "­"
.It Dv "PMEV_UPDATETIME       " No "׹碌      " "򹹿"
.El
.El 
.Sh Х
ٹ!
ߤΤȤåץȥåץޥ APM BIOS μϡ
ۤȤɤȤޤǤϤʤƤХ餱Ǥ
Υ󥿥եѤ LCD ǥץ쥤Ӥ
ˤ餹ǽޤ
(줬 MS-Windows Ȥʤʤͳϥꥢ⡼ɥ󥿥ե
ѤƤ뤫Ǥ)
ΥɤѤƤʤΥƥब̯ư򤹤Τȯˤϡ
Ÿץ饰ӤľˤȤޤǤϤʤƤǤ᤯ȴ
Υɤ̵ˤƤ
.Pp
ãϤΥɤư褦ˤʤ뤳Ȥ˴ؿäƤޤ
۾ưδѻ̤򤼤һãϢƤ
.Pp
.Nm apm
ͭǤۥåȥȤä BIOS 롼ƤӽФ
ƥ쥸塼˽ʾ㳲ǽޤ
BIOS ץϥ֡ȥȥå׻ޤ DOS ƤӽФ٤Ǥ
.Pp
APM μˤäƤϡŸܥ򲡤Ȥ䥫СĤȤä
٥Ȥ򰷤ȤǤʤ礬ޤ
Τ褦ʼǥƥ򥵥ڥɤˤϡ
.Ar ɬ
.Xr apm 8
ޤ 
.Xr zzz 8
.Ar 
ѤƤ
.Pp
ǥ®LCD Хå饤桢ѥǥޥɤ
ߤΥСǤϥݡȤƤޤ
.Sh Ϣ
.Xr apm 8 ,
.Xr apmconf 8 ,
.Xr zzz 8
.Sh 
Tatsumi Hosokawa <hosokawa@jp.FreeBSD.org>