freebsd-skq/share/doc/ja_JP.EUC/handbook/memoryuse.sgml

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<!-- The FreeBSD Japanese Documentation Project -->
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<sect><heading>PC <20>ˤ<EFBFBD><CBA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><label id="memoryuse"></heading>

<p><em><3E><><EFBFBD><EFBFBD>: &a.joerg;.<newline>
  16 Apr 1995.</em>
<p><em><3E><>: &a.tomo;. <newline>
  29 Oct 1996.</em>

<em>FreeBSD<53><44>i386<38>ץ<EFBFBD><D7A5>åȥե<C8A5><D5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǤɤΤ褦<CEA4>˥<EFBFBD><CBA5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>Ĥ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>. </em>

<EFBFBD>֡<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʬ<EFBFBD><EFBFBD><tt>0:0x7c00</tt><3E>˥<EFBFBD><CBA5><EFBFBD><EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>˼<EFBFBD>ʬ<EFBFBD><CAAC><EFBFBD>Ȥ<EFBFBD>
<tt>0x7c0:0</tt><3E>˰ܤ<CBB0><DCA4>ޤ<EFBFBD>. (<28><><EFBFBD><EFBFBD><EFBFBD>ϼ<EFBFBD><CFBC>ʤǤϤʤ<CFA4>, ñ<>ʤ<EFBFBD><tt>%cs</tt>
<EFBFBD><EFBFBD><EFBFBD>쥯<EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>, <tt>ljmp</tt><3E>ˤ<EFBFBD><CBA4><EFBFBD><EFBFBD>Ԥ<EFBFBD><D4A4><EFBFBD><EFBFBD>ޤ<EFBFBD>. )

<EFBFBD><EFBFBD><EFBFBD>줫<EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD><EFBFBD>15<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><tt>0x10000</tt>(biosboot<6F><74>Makefile<6C>Τʤ<CEA4><CAA4><EFBFBD>
BOOTSEG<EFBFBD><EFBFBD>ʬ)<29>˥<EFBFBD><CBA5><EFBFBD><EFBFBD>ɤ<EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>ΰ<EFBFBD><CEB0>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD>å<EFBFBD><C3A5><EFBFBD><tt>0x1fff0</tt><3E>ʲ<EFBFBD><CAB2><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>åȤ<EFBFBD><EFBFBD>ޤ<EFBFBD>. <20><><EFBFBD>Τ<EFBFBD><CEA4><EFBFBD>, boot2 <20><><EFBFBD><EFBFBD><EFBFBD>Ӥޤ<D3A4>. <20>Ĥޤ<C4A4>, boot1 <20><><EFBFBD>Ȥ<EFBFBD>
(<28><><EFBFBD>ߡ<EFBFBD><DFA1><EFBFBD>) DOS <20>ѡ<EFBFBD><D1A1>ƥ<EFBFBD><C6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ơ<EFBFBD><C6A1>֥<EFBFBD><D6A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӱۤ<D3B1><DBA4><EFBFBD>, %cs<63><73><EFBFBD>쥯<EFBFBD><ECA5AF><EFBFBD><EFBFBD>
Ĵ<EFBFBD>ᤷ<EFBFBD>ޤ<EFBFBD>---<2D><><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>ǤϤޤ<CFA4>16<31>ӥåȥ⡼<C8A5>ɤǤ<C9A4>. 

boot2<EFBFBD>ϥ֡<EFBFBD><EFBFBD>ȥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>׵ᤷ, <tt>a.out</tt><3E>إå<D8A5><C3A5><EFBFBD>Ĵ<EFBFBD>٤ޤ<D9A4>. 
<tt>0x00ffffff</tt><3E>ˤ<EFBFBD><CBA4>äƥե<C6A5><D5A5><EFBFBD><EFBFBD>륨<EFBFBD><EBA5A8><EFBFBD>ȥ<EFBFBD><C8A5>ݥ<EFBFBD><DDA5><EFBFBD><EFBFBD>Ȥ<EFBFBD>
(<28>̾<EFBFBD><CCBE><EFBFBD><tt>0xf0100000</tt><3E><>)<29>ޥ<EFBFBD><DEA5><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>ɤ<EFBFBD><C9A4>ޤ<EFBFBD>. 
<EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD>, <20>̾<EFBFBD><CCBE>Υ<EFBFBD><CEA5><EFBFBD><EFBFBD>ɥݥ<C9A5><DDA5><EFBFBD><EFBFBD>Ȥ<EFBFBD>1MB(<tt>0x00100000</tt>)<29>ˤʤ<CBA4><CAA4>ޤ<EFBFBD>. 
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɤ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20>ꥢ<EFBFBD><EAA5A2><EFBFBD>⡼<EFBFBD>ɤ<EFBFBD>BIOS<4F><53><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD><EFBFBD>, <20>֡<EFBFBD><D6A1>ȥ<EFBFBD><C8A5><EFBFBD><EFBFBD>ɤ<EFBFBD>, 
<EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD>⡼<EFBFBD>ɤȥץ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ȥ⡼<EFBFBD>ɤδ֤<EFBFBD><EFBFBD>Ԥä<EFBFBD><EFBFBD><EFBFBD><EFBFBD>褿<EFBFBD>ꤷ<EFBFBD>ޤ<EFBFBD>
(<28><><EFBFBD><EFBFBD>: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, BIOS<4F><53><EFBFBD>ꥢ<EFBFBD><EAA5A2><EFBFBD>⡼<EFBFBD><E2A1BC><EFBFBD>Ѥ˽񤫤<CBBD><F1A4ABA4>Ƥ<EFBFBD><C6A4><EFBFBD>, 
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɤ<EFBFBD><EFBFBD>٤<EFBFBD><EFBFBD>ΰ褬<EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD>⡼<EFBFBD>ɤǤϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ʤ<EFBFBD>1MB<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̤<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ɥ쥹<EFBFBD>Ǥ<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD>, <20>֡<EFBFBD><D6A1>ȥ<EFBFBD><C8A5><EFBFBD><EFBFBD>ɤ<EFBFBD><C9A4>ꥢ<EFBFBD><EAA5A2><EFBFBD>⡼<EFBFBD>ɤ<EFBFBD>
<EFBFBD>ץ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ȥ⡼<EFBFBD>ɤ<EFBFBD><EFBFBD>ڤ<EFBFBD><EFBFBD>ؤ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD>뤿<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>). 

<EFBFBD>֡<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɼ<EFBFBD><EFBFBD>Ȥϥץ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ȥ⡼<EFBFBD>ɤ<EFBFBD><tt>%cs</tt><3E><><tt>%ds/%es</tt><3E>Ѥ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD>쥯<EFBFBD><EFBFBD><tt>0x18</tt><3E><><tt>0x20</tt><3E><><EFBFBD>Ȥ<EFBFBD>, 
<EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD>⡼<EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><tt>0x28</tt><3E><><EFBFBD>Ȥ<EFBFBD><C8A4>ޤ<EFBFBD>. 
<EFBFBD>ǽ<EFBFBD>Ū<EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͥ<EFBFBD><EFBFBD>ϥ<EFBFBD><EFBFBD>ɥ쥹<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ򥫥С<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD>ʥ<EFBFBD><EFBFBD>ߡ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD>򻲾Ȥ<EFBFBD><EFBFBD><EFBFBD><tt>%cs</tt> <tt>0x08</tt><3E><>
<tt>%ds/%es/%ss</tt> <tt>0x10</tt><3E>ǥ<EFBFBD><C7A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4>ޤ<EFBFBD>. 

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͥ<EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD>Υ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥݥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥǵ<EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>. 
<EFBFBD>̤<EFBFBD>(<28><><EFBFBD><EFBFBD>)<29><><EFBFBD>ɥ쥹<C9A5>˥<EFBFBD><CBA5>󥯤<EFBFBD><F3A5AFA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD>, 
<EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ơ<EFBFBD><EFBFBD>֥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǥ<EFBFBD><EFBFBD>쥯<EFBFBD>ȥ<EFBFBD><EFBFBD>ʤɤ<EFBFBD>Ŭ<EFBFBD>ڤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EFBFBD>, 
<EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>󥰤<EFBFBD>ͭ<EFBFBD><EFBFBD><EFBFBD>ˤʤ<EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>ͥ뤬<CDA5><EBA4AC><EFBFBD>󥯤<EFBFBD><F3A5AFA4>줿<EFBFBD><ECA4BF><EFBFBD>ɥ쥹<C9A5><ECA5B9>
ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD>ˤʤ<EFBFBD><EFBFBD>ޤǤ<EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>ͥ<EFBFBD><CDA5>ϥ<EFBFBD><CFA5><EFBFBD><EFBFBD>ɥ<EFBFBD><C9A5>ɥ쥹<C9A5><ECA5B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>ɥ쥹 (PIC: position independent code) <20><><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD>
<EFBFBD>¹Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Фʤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>. 

<em><3E><>£: &a.davidg;.<newline>
  16 Apr 1995.</em>

<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͥ<EFBFBD><EFBFBD><EFBFBD> BSS <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD>ľ<EFBFBD><C4BE><EFBFBD><EFBFBD>ʪ<EFBFBD><CAAA><EFBFBD>ڡ<EFBFBD><DAA1><EFBFBD> (<28>¥<EFBFBD><C2A5><EFBFBD><EFBFBD><EFBFBD>) <20><>
proc0 (<28><><EFBFBD><EFBFBD>: <20>ץ<EFBFBD><D7A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD> 0, swapper) <20>Υڡ<CEA5><DAA1><EFBFBD><EFBFBD>ǥ<EFBFBD><C7A5>쥯<EFBFBD>ȥ<EFBFBD><C8A5><EFBFBD>
<EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ơ<EFBFBD><EFBFBD>֥<EFBFBD>, U<>ڡ<EFBFBD><DAA1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD>ޤ<EFBFBD>. 
<EFBFBD><EFBFBD><EFBFBD>۵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>줿<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 
<tt>0x1000-0x9ffff</tt><3E>μ¥<CEBC><C2A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><C8A5><EFBFBD><EFBFBD>ͥ<EFBFBD> 
(text + data + bss + <20>嵭<EFBFBD><E5B5AD> proc0 <20>˴ؤ<CBB4><D8A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> + <20><><EFBFBD><EFBFBD>¾) 
<EFBFBD>θ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>μ¥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20>̾<EFBFBD><CCBE>β<EFBFBD><CEB2>۵<EFBFBD><DBB5><EFBFBD><EFBFBD>ڡ<EFBFBD><DAA1><EFBFBD><EFBFBD>η<EFBFBD><CEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѳ<EFBFBD>ǽ<EFBFBD>Ȥʤ<C8A4>, 
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>ʶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꥹ<EFBFBD>Ȥ<EFBFBD><EFBFBD>ɲä<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD>.