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2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
3 3
4<!-- The content of this document is licensed under the CC-BY-SA license --> 4<!-- The content of this document is licensed under the CC-BY-SA license -->
5<!-- See http://creativecommons.org/licenses/by-sa/2.5 --> 5<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.87 2006/11/02 23:29:27 neysx Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.92 2007/05/20 04:16:25 nightmorph Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<abstract> 11<abstract>
12You need to edit some important configuration files. In this chapter 12You need to edit some important configuration files. In this chapter
13you receive an overview of these files and an explanation on how to 13you receive an overview of these files and an explanation on how to
14proceed. 14proceed.
15</abstract> 15</abstract>
16 16
17<version>7.5</version> 17<version>8.2</version>
18<date>2006-11-02</date> 18<date>2007-05-19</date>
19 19
20<section> 20<section>
21<title>Filesystem Information</title> 21<title>Filesystem Information</title>
22<subsection> 22<subsection>
23<title>What is fstab?</title> 23<title>What is fstab?</title>
73</li> 73</li>
74</ul> 74</ul>
75 75
76<impo> 76<impo>
77The default <path>/etc/fstab</path> file provided by Gentoo <e>is not a valid 77The default <path>/etc/fstab</path> file provided by Gentoo <e>is not a valid
78fstab file</e>, You <b>have to create</b> your own <path>/etc/fstab</path>. 78fstab file</e>. You <b>have to create</b> your own <path>/etc/fstab</path>.
79</impo> 79</impo>
80 80
81<pre caption="Opening /etc/fstab"> 81<pre caption="Opening /etc/fstab">
82# <i>nano -w /etc/fstab</i> 82# <i>nano -w /etc/fstab</i>
83</pre> 83</pre>
137<pre caption="A full /etc/fstab example" test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86'"> 137<pre caption="A full /etc/fstab example" test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86'">
138<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2 138<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
139/dev/hda2 none swap sw 0 0 139/dev/hda2 none swap sw 0 0
140/dev/hda3 / ext3 noatime 0 1 140/dev/hda3 / ext3 noatime 0 1
141 141
142proc /proc proc defaults 0 0 142proc /proc proc nodev,nosuid,noexec 0 0
143shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 143shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
144 144
145/dev/cdrom /mnt/cdrom auto noauto,user 0 0 145/dev/cdrom /mnt/cdrom auto noauto,user 0 0
146</pre> 146</pre>
147 147
148<pre caption="A full /etc/fstab example" test="func:keyval('arch')='HPPA'"> 148<pre caption="A full /etc/fstab example" test="func:keyval('arch')='HPPA'">
149<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2 149<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
150/dev/sda3 none swap sw 0 0 150/dev/sda3 none swap sw 0 0
151/dev/sda4 / ext3 noatime 0 1 151/dev/sda4 / ext3 noatime 0 1
152 152
153proc /proc proc defaults 0 0 153proc /proc proc nodev,nosuid,noexec 0 0
154shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 154shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
155 155
156/dev/cdrom /mnt/cdrom auto noauto,user 0 0 156/dev/cdrom /mnt/cdrom auto noauto,user 0 0
157</pre> 157</pre>
158 158
159<pre caption="A full /etc/fstab example" test="func:keyval('arch')='Alpha' or func:keyval('arch')='MIPS'"> 159<pre caption="A full /etc/fstab example" test="func:keyval('arch')='Alpha' or func:keyval('arch')='MIPS'">
160<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2 160<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
161/dev/sda2 none swap sw 0 0 161/dev/sda2 none swap sw 0 0
162/dev/sda3 / ext3 noatime 0 1 162/dev/sda3 / ext3 noatime 0 1
163 163
164proc /proc proc defaults 0 0 164proc /proc proc nodev,nosuid,noexec 0 0
165shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 165shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
166 166
167/dev/cdrom /mnt/cdrom auto noauto,user 0 0 167/dev/cdrom /mnt/cdrom auto noauto,user 0 0
168</pre> 168</pre>
169 169
173/dev/sda4 /usr ext3 noatime 0 2 173/dev/sda4 /usr ext3 noatime 0 2
174/dev/sda5 /var ext3 noatime 0 2 174/dev/sda5 /var ext3 noatime 0 2
175/dev/sda6 /home ext3 noatime 0 2 175/dev/sda6 /home ext3 noatime 0 2
176 176
177openprom /proc/openprom openpromfs defaults 0 0 177openprom /proc/openprom openpromfs defaults 0 0
178proc /proc proc defaults 0 0 178proc /proc proc nodev,nosuid,noexec 0 0
179shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 179shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
180 180
181/dev/cdrom /mnt/cdrom auto noauto,user 0 0 181/dev/cdrom /mnt/cdrom auto noauto,user 0 0
182</pre> 182</pre>
183 183
188 188
189<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC'"> 189<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC'">
190/dev/hda4 / ext3 noatime 0 1 190/dev/hda4 / ext3 noatime 0 1
191/dev/hda3 none swap sw 0 0 191/dev/hda3 none swap sw 0 0
192 192
193proc /proc proc defaults 0 0 193proc /proc proc nodev,nosuid,noexec 0 0
194shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 194shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
195 195
196/dev/cdrom /mnt/cdrom auto noauto,user 0 0 196/dev/cdrom /mnt/cdrom auto noauto,user 0 0
197</pre> 197</pre>
198 198
199<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC64'"> 199<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC64'">
200/dev/sda4 / ext3 noatime 0 1 200/dev/sda4 / ext3 noatime 0 1
201/dev/sda3 none swap sw 0 0 201/dev/sda3 none swap sw 0 0
202 202
203proc /proc proc defaults 0 0 203proc /proc proc nodev,nosuid,noexec 0 0
204shm /dev/shm tmpfs nodev,nosuid,noexec 0 0 204shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
205 205
206/dev/cdrom /mnt/cdrom auto noauto,user 0 0 206/dev/cdrom /mnt/cdrom auto noauto,user 0 0
207</pre> 207</pre>
208 208
245<comment>(Set the HOSTNAME variable to your host name)</comment> 245<comment>(Set the HOSTNAME variable to your host name)</comment>
246HOSTNAME="<i>tux</i>" 246HOSTNAME="<i>tux</i>"
247</pre> 247</pre>
248 248
249<p> 249<p>
250Second we set the domainname in <path>/etc/conf.d/net</path>: 250Second, <e>if</e> you need a domainname, set it in <path>/etc/conf.d/net</path>.
251You only need a domain if your ISP or network administrator says so, or if you
252have a DNS server but not a DHCP server. You don't need to worry about DNS or
253domainnames if your networking is setup for DHCP.
251</p> 254</p>
252 255
253<pre caption="Setting the domainname"> 256<pre caption="Setting the domainname">
254# <i>nano -w /etc/conf.d/net</i> 257# <i>nano -w /etc/conf.d/net</i>
255 258
256<comment>(Set the dns_domain variable to your domain name)</comment> 259<comment>(Set the dns_domain variable to your domain name)</comment>
257dns_domain_lo="<i>homenetwork</i>" 260dns_domain_lo="<i>homenetwork</i>"
258</pre> 261</pre>
259 262
263<note>
264If you choose not to set a domainname, you can get rid of the "This is
265hostname.(none)" messages at your login screen by editing
266<path>/etc/issue</path>. Just delete the string <c>.\O</c> from that file.
267</note>
268
260<p> 269<p>
261If you have a NIS domain (if you don't know what that is, then you don't have 270If you have a NIS domain (if you don't know what that is, then you don't have
262one), you need to define that one too: 271one), you need to define that one too:
263</p> 272</p>
264 273
269nis_domain_lo="<i>my-nisdomain</i>" 278nis_domain_lo="<i>my-nisdomain</i>"
270</pre> 279</pre>
271 280
272<note> 281<note>
273For more information on configuring DNS and NIS, please read the examples 282For more information on configuring DNS and NIS, please read the examples
274provided in <path>/etc/conf.d/net.example</path>. 283provided in <path>/etc/conf.d/net.example</path>. Also, you may want to emerge
284<c>resolvconf-gentoo</c> to help manage your DNS/NIS setup.
275</note> 285</note>
276 286
277</body> 287</body>
278</subsection> 288</subsection>
279<subsection> 289<subsection>
335to set both <c>config_eth0</c> and <c>routes_eth0</c>: 345to set both <c>config_eth0</c> and <c>routes_eth0</c>:
336</p> 346</p>
337 347
338<pre caption="Manually setting IP information for eth0"> 348<pre caption="Manually setting IP information for eth0">
339config_eth0=( "192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255" ) 349config_eth0=( "192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255" )
340routes_eth0=( "default gw 192.168.0.1" ) 350routes_eth0=( "default via 192.168.0.1" )
341</pre> 351</pre>
342 352
343<p> 353<p>
344To use DHCP and add specific DHCP options, define <c>config_eth0</c> and 354To use DHCP and add specific DHCP options, define <c>config_eth0</c> and
345<c>dhcp_eth0</c>: 355<c>dhcp_eth0</c>:
370<title>Automatically Start Networking at Boot</title> 380<title>Automatically Start Networking at Boot</title>
371<body> 381<body>
372 382
373<p> 383<p>
374To have your network interfaces activated at boot, you need to add them to the 384To have your network interfaces activated at boot, you need to add them to the
375default runlevel. If you have PCMCIA interfaces you should skip this action as 385default runlevel.
376the PCMCIA interfaces are started by the PCMCIA init script.
377</p> 386</p>
378 387
379<pre caption="Adding net.eth0 to the default runlevel"> 388<pre caption="Adding net.eth0 to the default runlevel">
380# <i>rc-update add net.eth0 default</i> 389# <i>rc-update add net.eth0 default</i>
381</pre> 390</pre>
435<subsection test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86' or substring(func:keyval('arch'),1,3)='PPC'"> 444<subsection test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86' or substring(func:keyval('arch'),1,3)='PPC'">
436<title>Optional: Get PCMCIA Working</title> 445<title>Optional: Get PCMCIA Working</title>
437<body> 446<body>
438 447
439<p> 448<p>
440PCMCIA-users should first install the <c>pcmcia-cs</c> package. This also 449PCMCIA users should first install the <c>pcmciautils</c> package.
441includes users who will be working with a 2.6 kernel (even though they won't be
442using the PCMCIA drivers from this package). The <c>USE="-X"</c> is necessary
443to avoid installing xorg-x11 at this moment:
444</p> 450</p>
445 451
446<pre caption="Installing pcmcia-cs"> 452<pre caption="Installing pcmciautils">
447# <i>USE="-X" emerge pcmcia-cs</i> 453# <i>emerge pcmciautils</i>
448</pre>
449
450<p>
451When <c>pcmcia-cs</c> is installed, add <c>pcmcia</c> to the <e>default</e>
452runlevel:
453</p>
454
455<pre caption="Adding pcmcia to the default runlevel">
456# <i>rc-update add pcmcia default</i>
457</pre> 454</pre>
458 455
459</body> 456</body>
460</subsection> 457</subsection>
461</section> 458</section>
519 516
520<p> 517<p>
521Take special care with the <c>KEYMAP</c> variable. If you select the wrong 518Take special care with the <c>KEYMAP</c> variable. If you select the wrong
522<c>KEYMAP</c>, you will get weird results when typing on your keyboard. 519<c>KEYMAP</c>, you will get weird results when typing on your keyboard.
523</p> 520</p>
524
525<note test="func:keyval('arch')='SPARC'">
526Users of USB-based SPARC systems and SPARC clones might need to select an i386
527keymap (such as "us") instead of "sunkeymap".
528</note>
529 521
530<note test="substring(func:keyval('arch'),1,3)='PPC'"> 522<note test="substring(func:keyval('arch'),1,3)='PPC'">
531PPC uses x86 keymaps on most systems. Users who want to be able to use ADB 523PPC uses x86 keymaps on most systems. Users who want to be able to use ADB
532keymaps on boot have to enable ADB keycode sendings in their kernel and have to 524keymaps on boot have to enable ADB keycode sendings in their kernel and have to
533set a mac/ppc keymap in <path>/etc/conf.d/keymaps</path>. 525set a mac/ppc keymap in <path>/etc/conf.d/keymaps</path>.

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