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<TITLE>Battery Powered Linux Mini-HOWTO: APM (Advanced Power Management)</TITLE>
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<H2><A NAME="s3">3. APM (Advanced Power Management)</A></H2>
<P>$B7HBSMQ$N%7%9%F%`$N>l9g$O$b$A$m$s$N$3$H!"Bn>e5!$G$b(B APM (Advanced Power
Management) $B$,$D$+$($k5!<o$,B?$/$J$C$F$$$^$9!#$3$N>O$G$O(BLinux $B$N%+!<%M%k(B
$B$,Hw$($F$$$k(B APM $B5!G=$r;HMQ$9$kJ}K!$r@bL@$7$^$9!#7P83K-IY$J(B Linux $B%f!<%6!<(B
$B$OB`6~$GFI$_Ht$P$7$F$7$^$$$?$/$J$k$+$b$7$l$^$;$s!#(B
<P>
<H2><A NAME="ss3.1">3.1 APM $B$N8zG=(B</A>
</H2>
<P>APM $B$N8zG=$r>\=R$9$k$N$,$3$N@a$NL\E*$G$O$"$j$^$;$s!#>\$7$/$O(B Linux APM $B%I(B
$B%i%$%P$N%Z!<%8(B (
<A HREF="http://www.cs.utexas.edu/users/kharker/linux-laptop/apm.html">http://www.cs.utexas.edu/users/kharker/linux-laptop/apm.html</A>
$B$r;2>H$7$F$/$@$5$$!#CN$C$F$*$/I,MW$,$"$k$N$O!V(BAPM $B$r;H$($P(B CPU
$B$,(B BIOS $B$K(B "$B:#$O$?$$$7$?$3$H$r$7$F$$$J$$$+$i!"(BBIOS $B<+?H$GEENO@a8:$KEX$a(B
$B$J$5$$(B"$B$H$$$&;XNa$rEA$($i$l$k$h$&$K$J$k$H$$$&$3$H$@$1$G$9!#(BCPU $B$N%/%m%C(B
$B%/$rCY$/$9$k!"%O!<%I%G%#%9%/$N2sE>$r;_$a$k!"%G%#%9%W%l!<$N%P%C%/%i%$%H$r(B
$B>C$9Ey$O(B BIOS $B$N;E;v$J$N$G$9!#(B
<P>$B%7%9%F%`$r0l;~Dd;_(B($B$"$k$$$O5YL2(B)$B>uBV$K$7$?$j!"%O!<%I%G%#%9%/$r0l;~Dd;_(B
($B$^$?$OE_L2(B)$B>uBV$K$9$k$N$b(B APM $B$N5!G=$G$9!#$3$N$[$+$+$C$3$O$$$$$1$l$I$"(B
$B$^$j=EMW$H$O$$$($J$$5!G=$H$7$F$O!"(B shutdown -h $B$G%7%9%F%`$rDd;_$5$;$:%*(B
$B%U$K$7$F$7$^$&$H$$$&$N$,$"$j$^$9!#(B
<P>$B$^$H$b$J(B APM BIOS $B$rAuHw$7$F$$$k2q<R$P$+$j$G$O$"$j$^$;$s!#$D$^$j!"(BLinux
$B$N(B APM $B%I%i%$%P$HAj@-$,0-$$%i%C%W%H%C%W$bCf$K$O$"$k$N$G$9!#(B($B$&$^$/9T$+$J(B
$B$$>l9g$K$O!"N)$A>e$2;~$"$k$$$O!V0l;~Dd;_>uBV!W$+$iI|5"$7$?$H$-$K8G$^$C$F(B
$B$7$^$&$3$H$,B?$$$h$&$G$9(B)
<P>
<H2><A NAME="ss3.2">3.2 Linux $B$G(BAPM $B5!G=$r;HMQ$9$kJ}K!(B</A>
</H2>
<P>$B4JC1;j6K!"%+!<%M%k$r:F9=C[$9$k$@$1$G$9!#$d$jJ}$r8fB8$8$J$$J}$O!"(B
Kernel-HOWTO$B$r8fMw2<$5$$!#(B
<P>$B@_Dj=q<0$N(B "character devices" $B$N9`$K$O(B APM BIOS $B$NItJ,$,$"$j!"=i(B
$B4|@_Dj$G$O0J2<$NDL$j$9$Y$F$N5!G=$rMxMQ$9$k$h$&$K$J$C$F$$$^$9(B(2.0.30 $B0J>e(B
$B$N>l9g(B)
<P>
<BLOCKQUOTE><CODE>
<PRE>
Advanced Power Management BIOS support: Yes
Ignore USER SUSPEND: No
Enable PM at boot time: Yes
Make CPU Idle calls when idle: Yes
Enable console blanking using APM: Yes
Power off on shutdown: Yes
</PRE>
</CODE></BLOCKQUOTE>
<P>$B@_Dj=q<0$N%X%k%WJ8=q$r8fFI$_2<$5$$!#3FA*Br9`L\$N>\:Y$J@bL@$O$3$N%X%k%WJ8(B
$B=q$K5-:\$5$l$F$$$k$N$G!"$3$3$G$O3d0&$5$;$FD:$-$^$9!#(B
<P>$B8f;H$$$N%7%9%F%`$,(B APM BIOS $B4p=`$N5!G=$r40A4$K$OK~$?$7$F$$$J$$$h$&$J>l9g(B
$B$KFCDj$NA*Br9`L\$rMxMQ$9$k$H!"%7%9%F%`$,%/%i%C%7%e$7$F$7$^$&$+$b$7$l$^(B
$B$;$s!#?7$7$$%+!<%M%k$r;H$&:]$K$O(B APM $B5!G=$r0lDL$j;n$7$F!"$&$^$/2TF/$9$k(B
$B$+$I$&$+$r3NG'$7$F$/$@$5$$!#(B
<P>($B2hLL$N>CEt$K4X$9$kCp5-(B: David Bateman $B;a$NJs9p$K$h$k$H!"8=9T%P!<%8%g%s(B
$B$G$"$k(B XFree 3.2 $B$H$OAj@-$,0-$$$N$G!V2hLL>CEt5!G=!W$O;H$($J$$$H$N$3$H$G(B
$B$9!#F1;a$O!V(BX $B$r5/F0$9$k$H!"2hLL$,>CEt$7$F$7$^$&$H$$$&>I>u$,$G$^$9!#$3$N(B
$B>I>u$OG$0U$N%-!<$r2!$7$F$d$k$H2r>C$G$-$k$N$,$U$D$&$G$9!#$3$l$O:3:Y$JLdBj(B
$B$G$9$,!"$$$i$$$i$N<o$H$J$k$N$b3N$+$G$9!#<!$N(B XFree $B$OMM!9$J%i%C%W%H%C%W(B
$B%A%C%W%;%C%HMQ$N(B DPMS$B$r$7$C$+$j$H%5%]!<%H$9$kM=Dj$G!"$=$NCf$K$O(B LCD $B$r%*(B
$B%U$K$9$k5!G=$b4^$^$l$k$O$:$G$9!#(BXFree 3.2A $B$K$"$k(B xset $B$N%^%K%e%"%k$r;2>H(B
$B$7$F$/$@$5$$!W$H=R$Y$F$$$^$9!#F1;a$O$5$i$K!V%G%#%9%W%l!<$N%P%C%/%i%$%H$N(B
$B<wL?$O!"E@LG$N2s?t$K$h$C$F7h$^$j$^$9!#$7$?$,$C$F!"EECS$N;}$A;~4V$r$H$k$+!"(B
$B%P%C%/%i%$%H$N<wL?$r$H$k$+$H$$$&E@$GBE6($,I,MW$J$N$G$9!W$H$bJs9p$7$F$$$k(B)
<P>
<H2><A NAME="ss3.3">3.3 APM $B5!G=$H(B PCMCIA $B%I%i%$%P(B</A>
</H2>
<P>$B%+!<%M%k$N:F9=C[$r:Q$^$;$?8e$K$O!"K:$l$:$K(B Linux $B$N(B PCMCIA $B%I%i%$%P$b:F(B
$B9=C[$9$k$h$&$K$7$F$/$@$5$$!#(B
<P>$BBgDq$NG[I[$KF1:-$5$l$F$$$k9=C[:Q$_$N(B PCMCIA $B%I%i%$%P$G$O(B APM $B$,;H$($J$$$h(B
$B$&$K$J$C$F$$$^$9!#$7$?$,$C$F!"(BBIOS $B$O%+!<%I%"%@%W%?$r!V@Z!W$K$9$k$3$H$,(B
$B$G$-$^$;$s!#(B
<P>$B%+!<%M%k$r?7$7$$HG$K$7$?>l9g$d$b$H$NHG$,(B "module version information"$B!V$"(B
$B$j!W$G9=C[$7$?$b$N$G$"$C$?>l9g$K$O!"%I%i%$%P$N:F9=C[$,I,MW$G$9!#(B("module
version information" $B$NA*Br9`L\$O%+!<%M%k@_Dj$N(B "loadable module support"
$B$N9`$K$"$j$^$9(B)
<P>PCMCIA $B%I%i%$%P$r9=C[$9$kJ}K!$N>\:Y$K$D$$$F$O(B PCMCIA-HOWTO $B$r8fFI(B
$B$_2<$5$$!#$"$k$$$O(B Linux PCMCIA $B%I%i%$%P$N%[!<%`%Z!<%8$G$"$k(B
<A HREF="http://hyper.stanford.edu/HyperNews/get/pcmcia/home.html">http://hyper.stanford.edu/HyperNews/get/pcmcia/home.html</A>
$B$r$*K,$M2<$5$$!#(B
<P>
<H2><A NAME="ss3.4">3.4 apmd $B%Q%C%1!<%8(B</A>
</H2>
<P>APM $B$NAH$_9~$_$r:Q$^$;$?$i!"(Bapmd $B%Q%C%1!<%8$r(B Linux APM $B%I%i%$%P$NJG$+$i(B
$B<hF@$7$F$/$@$5$$!#$3$l$O@dBP$KI,MW$H$$$&$b$N$G$O$"$j$^$;$s!#$7$+$7$3$l$K(B
$B$OM-MQ$J%W%m%0%i%`$,=8$^$C$F$$$^$9!#(Bapmd $B%G!<%b%s$OEECS$N5sF0$r5-O?$7!"(B
$BEECS$,>CLW$9$k$H7Y9p$rH/$7$F$/$l$^$9!#(Bapm $B$O%7%9%F%`$r0l;~Dd;_$5$;$k$?$a(B
$B$N%7%'%k%3%^%s%I$G$9!#$^$?!"(Bxamp $B$OEECS$N8=67$rI=<($9$k$b$N$G$9!#(B
<P>($BCm(B:$B0l;~Dd;_>uBV$+$iI|5"$7$?:]$K(B PCMCIA $B%+!<%I$KLdBj$,H/@8$9$k$h$&$J>l9g(B
$B$K$O!"JL$N(B apmd $B%Q%C%1!<%8$r(B
<A HREF="http://www.cut.de/bkr/linux/apmd/apmd.html">http://www.cut.de/bkr/linux/apmd/apmd.html</A>
$B$+$iF~<j$7$F$/$@$5$$!#$3$l$O0l;~Dd;_>uBV$K$O$$$kA0$K(B PCMCIA $B%I%i%$%P%b%8%e(B
$B!<%k$r<h$j=|$-!"I|5";~$K$3$l$r:F%m!<%I$9$k5!G=$rHw$($F$$$^$9(B)
<P>
<H2><A NAME="ss3.5">3.5 APM $B$r%5%]!<%H$7$F$$$J$$%i%C%W%H%C%W$N>l9g(B</A>
</H2>
<P>$B%3%s%T%e!<%?!<$N(B BIOS $B$,>JEENO5!G=$rA4$/%5%]!<%H$7$F$$$J$$>l9g(B(apm $B$,$J$$(B
$B8E$$(B BIOS $B$G$b>/$J$/$H$b%O!<%I%G%#%9%/$d%G%#%9%W%l!<$rBT5!>uBV$K$9$k$3$H(B
$B$O2DG=$J$O$:$G$9(B)$B$K$b!"(B hdparm -S $B$G%O!<%I%G%#%9%/$NBT5!;~4V$r@_Dj$9$k$3(B
$B$H$,$G$-$^$9!#$3$l$@$1$G$b8z2L$O@dBg$G$9!#%O!<%I%G%#%9%/$OBgNL$NEENO$r>C(B
$BHq$9$k$+$i$G$9!#(Bhdparm $B$OAH$_9~$_:Q$N$O$:$G$9$+$i!"(Bhdparm $B$N%^%K%e%"%k$r(B
$BFI$s$GL?Na$N=q$-J}$rD4$Y$F$/$@$5$$!#(B
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