[e5ece2c] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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[bd48e48] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" |
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ |
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[e5ece2c] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
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| 5 | %general-entities; |
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| 6 | ]> |
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| 7 | |
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| 8 | <sect1 id="ch-bootloaders-colo" role="wrap"> |
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| 9 | <?dbhtml filename="colo.html"?> |
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| 10 | |
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| 11 | <title>Colo-&colo-version;</title> |
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| 12 | |
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| 13 | <indexterm zone="ch-bootloaders-colo"> |
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| 14 | <primary sortas="a-Colo">Colo</primary> |
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| 15 | </indexterm> |
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| 16 | |
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| 17 | <sect2 role="package"> |
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| 18 | <title/> |
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| 19 | |
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| 20 | <para>This bootloader is for the MIPS based cobalt servers RaQ, |
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| 21 | RaQ2, Qube, or the Qube2.</para> |
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| 22 | |
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| 23 | </sect2> |
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| 24 | |
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| 25 | <sect2 role="installation"> |
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| 26 | <title>Installation of Colo</title> |
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| 27 | |
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| 28 | <para os="p1">This patch updates the Colo bootloader to build under |
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| 29 | cross-compiled conditions:</para> |
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| 30 | |
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| 31 | <screen os="p2"><userinput>patch -Np1 -i ../&colo-make-patch;</userinput></screen> |
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| 32 | |
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| 33 | <para os="p3">This patch fixes a relocation error when linking with |
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| 34 | Binutils:</para> |
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| 35 | |
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| 36 | <screen os="p4"><userinput>patch -Np1 -i ../&colo-relocation-patch;</userinput></screen> |
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| 37 | |
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| 38 | <para os="a">Compile the Colo package:</para> |
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| 39 | |
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| 40 | <screen os="b"><userinput>make CC="${CC}" CROSS_COMPILE="${CLFS_TARGET}-" binary |
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| 41 | make CC="${CC}" CROSS_COMPILE="${CLFS_TARGET}-" tooldirs</userinput></screen> |
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| 42 | |
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| 43 | <para os="c">Install the package:</para> |
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| 44 | |
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| 45 | <screen os="d"><userinput>install -v tools/lcdtools/e2fsck-lcd/e2fsck-lcd ${CLFS}/sbin |
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| 46 | install -v tools/lcdtools/e2fsck-lcd/e2fsck-lcd.8 ${CLFS}/usr/man/man8 |
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| 47 | install -v tools/lcdtools/paneld/paneld ${CLFS}/sbin |
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| 48 | install -v tools/lcdtools/paneld/paneld.8 ${CLFS}/usr/man/man8 |
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| 49 | install -v tools/lcdtools/putlcd/putlcd ${CLFS}/sbin |
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| 50 | install -v tools/lcdtools/putlcd/putlcd.8 ${CLFS}/usr/man/man8 |
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| 51 | cp -v chain/colo-chain.elf ${CLFS}/boot/vmlinux |
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| 52 | gzip -9 ${CLFS}/boot/vmlinux</userinput></screen> |
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| 53 | |
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| 54 | </sect2> |
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| 55 | |
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| 56 | <sect2 role="configuration"> |
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| 57 | <title>Configuration of Colo</title> |
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| 58 | |
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| 59 | <para os="e">Your shiny new CLFS system is almost complete. One of the last |
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| 60 | things to do is ensure you can boot it. The instructions below apply |
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| 61 | only to Cobalt RaQ1/RaQ2/Cube2 servers. Information on <quote>boot |
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| 62 | loading</quote> for other architectures should be available in the |
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| 63 | usual resource-specific locations for those architectures.</para> |
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| 64 | |
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| 65 | <para os="f">Boot loading can be a complex area, so a few cautionary words |
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| 66 | are in order. Be familiar with the current boot loader and any other |
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| 67 | operating systems present on the hard drive(s) that need to be bootable. |
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| 68 | Make sure that an emergency boot disk is ready to <quote>rescue</quote> |
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| 69 | the computer if the computer becomes unusable (un-bootable).</para> |
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| 70 | |
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| 71 | <para os="g">Earlier, we compiled and installed the Cobalt boot loader |
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| 72 | software in preparation for this step. Now we will configure our system |
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| 73 | to boot using Colo. Here is a simple <filename>default.colo</filename> |
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| 74 | to use.</para> |
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| 75 | |
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| 76 | <screen os="h"><userinput>cat > /boot/default.colo << EOF |
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| 77 | <literal>#:CoLo:# |
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| 78 | # |
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| 79 | # load linux |
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| 80 | # |
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| 81 | lcd 'Booting &linux-version;...' |
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| 82 | load vmlinux-&linux-version;.gz |
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| 83 | execute root=/dev/hda2 console=ttyS0,115200 ide1=noprobe</literal> |
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| 84 | EOF</userinput></screen> |
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| 85 | |
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| 86 | <para os="i">The FHS stipulates that the bootloader's configuration file should |
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| 87 | be symlinked to <filename class="symlink">/etc/{Bootloader Name}</filename>. |
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| 88 | To satisfy this requirement for Colo, issue the following command:</para> |
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| 89 | |
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| 90 | <screen os="j"><userinput>mkdir -v ${CLFS}/etc/colo && |
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| 91 | ln -sv ../boot/colo/default.colo ${CLFS}/etc/colo</userinput></screen> |
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| 92 | |
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| 93 | </sect2> |
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| 94 | |
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| 95 | <sect2 role="kernel"> |
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| 96 | <title>Kernel Configuration for Colo</title> |
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| 97 | |
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| 98 | <para os="k">To help keep our system small Colo allows us to |
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| 99 | compress our kernel. The followings step will show you how to |
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| 100 | compress the kernel the way colo expects it:</para> |
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| 101 | |
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| 102 | <screen os="l"><userinput>gzip -9 ${CLFS}/boot/vmlinux-&linux-version;</userinput></screen> |
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| 103 | |
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| 104 | </sect2> |
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| 105 | |
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| 106 | <sect2 id="contents-colo" role="content"> |
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| 107 | <title>Contents of Colo</title> |
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| 108 | |
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| 109 | <segmentedlist> |
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| 110 | <segtitle>Installed programs</segtitle> |
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| 111 | |
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| 112 | <seglistitem> |
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| 113 | <seg>colo-chain.elf, e2fsck-lcd, paneld and putlcd</seg> |
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| 114 | </seglistitem> |
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| 115 | </segmentedlist> |
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| 116 | |
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| 117 | <variablelist> |
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| 118 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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| 119 | <?dbfo list-presentation="list"?> |
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| 120 | <?dbhtml list-presentation="table"?> |
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| 121 | |
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| 122 | <varlistentry id="colo-chain.elf"> |
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| 123 | <term><command>colo</command></term> |
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| 124 | <listitem> |
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| 125 | <para>Is the Cobalt Bootloader's chain mode executeable. This |
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| 126 | file gets gzipped and renamed to <filename>vmlinux.gz</filename>, |
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| 127 | so it can be booted automatically by the Cobalt's existing |
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| 128 | firmware</para> |
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| 129 | <indexterm zone="ch-bootloaders-colo colo-chain.elf"> |
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| 130 | <primary sortas="b-colo-chain.elf">colo-chain.elf</primary> |
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| 131 | </indexterm> |
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| 132 | </listitem> |
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| 133 | </varlistentry> |
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| 134 | |
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| 135 | <varlistentry id="e2fsck-lcd"> |
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| 136 | <term><command>e2fsck-lcd</command></term> |
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| 137 | <listitem> |
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| 138 | <para>Will output file system check progress information on the |
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| 139 | Cobalt LCD</para> |
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| 140 | <indexterm zone="ch-bootloaders-colo e2fsck-lcd"> |
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| 141 | <primary sortas="b-e2fsck-lcd">e2fsck-lcd</primary> |
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| 142 | </indexterm> |
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| 143 | </listitem> |
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| 144 | </varlistentry> |
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| 145 | |
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| 146 | <varlistentry id="paneld"> |
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| 147 | <term><command>paneld</command></term> |
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| 148 | <listitem> |
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| 149 | <para>Is an admin tool for the LCD panel of Cobalt machines. By |
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| 150 | default, it will display the current time and optionally a message. |
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| 151 | When you hold the enter or select button for a couple of seconds |
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| 152 | you will get an admin menu. The menu will allow you to either halt |
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| 153 | or reboot your Cobalt machine</para> |
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| 154 | <indexterm zone="ch-bootloaders-colo paneld"> |
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| 155 | <primary sortas="b-paneld">paneld</primary> |
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| 156 | </indexterm> |
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| 157 | </listitem> |
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| 158 | </varlistentry> |
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| 159 | |
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| 160 | <varlistentry id="putlcd"> |
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| 161 | <term><command>putlcd</command></term> |
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| 162 | <listitem> |
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| 163 | <para>Is a tool to display text on the LCD display of Cobalt |
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| 164 | machines</para> |
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| 165 | <indexterm zone="ch-bootloaders-colo putlcd"> |
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| 166 | <primary sortas="b-putlcd">putlcd</primary> |
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| 167 | </indexterm> |
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| 168 | </listitem> |
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| 169 | </varlistentry> |
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| 170 | |
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| 171 | </variablelist> |
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| 172 | |
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| 173 | </sect2> |
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| 174 | |
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| 175 | </sect1> |
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