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3 3
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7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.76 2006/03/28 10:35:59 neysx Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-config.xml,v 1.104 2011/08/03 08:17:07 jkt Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<abstract>
12You need to edit some important configuration files. In this chapter
13you receive an overview of these files and an explanation on how to
14proceed.
15</abstract>
16
11<version>2.18</version> 17<version>11</version>
12<date>2006-03-28</date> 18<date>2011-08-03</date>
13 19
14<section> 20<section>
15<title>Filesystem Information</title> 21<title>Filesystem Information</title>
16<subsection> 22<subsection>
17<title>What is fstab?</title> 23<title>What is fstab?</title>
18<body> 24<body>
19 25
20<p> 26<p>
21Under Linux, all partitions used by the system must be listed in 27Under Linux, all partitions used by the system must be listed in
22<path>/etc/fstab</path>. This file contains the mountpoints of those partitions 28<path>/etc/fstab</path>. This file contains the mount points of those partitions
23(where they are seen in the file system structure), how they should be mounted 29(where they are seen in the file system structure), how they should be mounted
24and with what special options (automatically or not, whether users can mount 30and with what special options (automatically or not, whether users can mount
25them or not, etc.) 31them or not, etc.)
26</p> 32</p>
27 33
41<li> 47<li>
42 The first field shows the <b>partition</b> described (the path to the device 48 The first field shows the <b>partition</b> described (the path to the device
43 file) 49 file)
44</li> 50</li>
45<li> 51<li>
46 The second field shows the <b>mountpoint</b> at which the partition should be 52 The second field shows the <b>mount point</b> at which the partition should be
47 mounted 53 mounted
48</li> 54</li>
49<li> 55<li>
50 The third field shows the <b>filesystem</b> used by the partition 56 The third field shows the <b>filesystem</b> used by the partition
51</li> 57</li>
52<li> 58<li>
53 The fourth field shows the <b>mountoptions</b> used by <c>mount</c> when it 59 The fourth field shows the <b>mount options</b> used by <c>mount</c> when it
54 wants to mount the partition. As every filesystem has its own mountoptions, 60 wants to mount the partition. As every filesystem has its own mount options,
55 you are encouraged to read the mount man page (<c>man mount</c>) for a full 61 you are encouraged to read the mount man page (<c>man mount</c>) for a full
56 listing. Multiple mountoptions are comma-separated. 62 listing. Multiple mount options are comma-separated.
57</li> 63</li>
58<li> 64<li>
59 The fifth field is used by <c>dump</c> to determine if the partition needs to 65 The fifth field is used by <c>dump</c> to determine if the partition needs to
60 be <b>dump</b>ed or not. You can generally leave this as <c>0</c> (zero). 66 be <b>dump</b>ed or not. You can generally leave this as <c>0</c> (zero).
61</li> 67</li>
65 The root filesystem should have <c>1</c> while the rest should have <c>2</c> 71 The root filesystem should have <c>1</c> while the rest should have <c>2</c>
66 (or <c>0</c> if a filesystem check isn't necessary). 72 (or <c>0</c> if a filesystem check isn't necessary).
67</li> 73</li>
68</ul> 74</ul>
69 75
70<p> 76<impo>
71The default <path>/etc/fstab</path> file provided by Gentoo <e>is no valid fstab 77The default <path>/etc/fstab</path> file provided by Gentoo <e>is not a valid
72file</e>, so start <c>nano</c> (or your favorite editor) to create your 78fstab file</e>. You <b>have to create</b> your own <path>/etc/fstab</path>.
73<path>/etc/fstab</path>: 79</impo>
74</p>
75 80
76<pre caption="Opening /etc/fstab"> 81<pre caption="Opening /etc/fstab">
77# <i>nano -w /etc/fstab</i> 82# <i>nano -w /etc/fstab</i>
78</pre> 83</pre>
79 84
85</body>
86<body test="func:keyval('/boot')">
87
80<p> 88<p>
81Let us take a look at how we write down the options for the <path>/boot</path> 89Let us take a look at how we write down the options for the <path>/boot</path>
82partition. This is just an example, so if your architecture doesn't require a 90partition. This is just an example, if you didn't or couldn't create a
83<path>/boot</path> partition (such as Apple <b>PPC</b> machines), don't copy it 91<path>/boot</path>, don't copy it.
84verbatim.
85</p>
86
87<p> 92</p>
93
94<p>
88In our default x86 partitioning example <path>/boot</path> is the 95In our default <keyval id="arch"/> partitioning example, <path>/boot</path> is
89<path>/dev/hda1</path> partition, with <c>ext2</c> as filesystem. 96usually the <path><keyval id="/boot"/></path> partition, with <c>ext2</c> as
90It needs to be checked during boot, so we would write down: 97filesystem. It needs to be checked during boot, so we would write down:
91</p> 98</p>
92 99
93<pre caption="An example /boot line for /etc/fstab"> 100<pre caption="An example /boot line for /etc/fstab">
94/dev/hda1 /boot ext2 defaults 1 2 101<keyval id="/boot"/> /boot ext2 defaults 1 2
95</pre> 102</pre>
96 103
97<p> 104<p>
98Some users don't want their <path>/boot</path> partition to be mounted 105Some users don't want their <path>/boot</path> partition to be mounted
99automatically to improve their system's security. Those people should 106automatically to improve their system's security. Those people should
100substitute <c>defaults</c> with <c>noauto</c>. This does mean that you need to 107substitute <c>defaults</c> with <c>noauto</c>. This does mean that you need to
101manually mount this partition every time you want to use it. 108manually mount this partition every time you want to use it.
102</p> 109</p>
103 110
104<p> 111</body>
105Now, to improve performance, most users would want to add the <c>noatime</c> 112<body>
106option as mountoption, which results in a faster system since access times 113
107aren't registered (you don't need those generally anyway):
108</p> 114<p>
109 115Add the rules that match your partitioning scheme and append rules for
110<pre caption="An improved /boot line for /etc/fstab"> 116your CD-ROM drive(s), and of course, if you have other partitions or drives,
111/dev/hda1 /boot ext2 defaults,noatime 1 2 117for those too.
112</pre>
113
114<p> 118</p>
115If we continue with this, we would end up with the following three lines (for 119
116<path>/boot</path>, <path>/</path> and the swap partition):
117</p> 120<p>
121Now use the <e>example</e> below to create your <path>/etc/fstab</path>:
122</p>
118 123
119<pre caption="Three /etc/fstab lines"> 124<pre caption="A full /etc/fstab example" test="func:keyval('arch')='HPPA'">
120/dev/hda1 /boot ext2 defaults,noatime 1 2 125<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
121/dev/hda2 none swap sw 0 0 126/dev/sda3 none swap sw 0 0
122/dev/hda3 / ext3 noatime 0 1 127/dev/sda4 / ext3 noatime 0 1
123</pre>
124 128
125<p> 129/dev/cdrom /mnt/cdrom auto noauto,user 0 0
126To finish up, you should add a rule for <path>/proc</path>, <c>tmpfs</c> 130
127(required) and for your CD-ROM drive (and of course, if you have other 131proc /proc proc defaults 0 0
128partitions or drives, for those too): 132shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
129</p> 133</pre>
130 134
131<pre caption="A full /etc/fstab example"> 135<pre caption="A full /etc/fstab example" test="func:keyval('arch')='Alpha' or func:keyval('arch')='MIPS' or func:keyval('arch')='x86' or func:keyval('arch')='AMD64'">
132/dev/hda1 /boot ext2 defaults,noatime 1 2 136<keyval id="/boot"/> /boot ext2 defaults,noatime 1 2
133/dev/hda2 none swap sw 0 0 137/dev/sda2 none swap sw 0 0
134/dev/hda3 / ext3 noatime 0 1 138/dev/sda3 / ext3 noatime 0 1
135 139
140/dev/cdrom /mnt/cdrom auto noauto,user 0 0
141
136none /proc proc defaults 0 0 142proc /proc proc defaults 0 0
137none /dev/shm tmpfs nodev,nosuid,noexec 0 0 143shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
144</pre>
138 145
146<pre caption="A full /etc/fstab example" test="func:keyval('arch')='SPARC'">
147/dev/sda1 / ext3 noatime 0 1
148/dev/sda2 none swap sw 0 0
149/dev/sda4 /usr ext3 noatime 0 2
150/dev/sda5 /var ext3 noatime 0 2
151/dev/sda6 /home ext3 noatime 0 2
152
153<comment># You must add the rules for openprom</comment>
154openprom /proc/openprom openpromfs defaults 0 0
155
139/dev/cdroms/cdrom0 /mnt/cdrom auto noauto,user 0 0 156/dev/cdrom /mnt/cdrom auto noauto,user 0 0
157
158proc /proc proc defaults 0 0
159shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
160</pre>
161
162<pre caption="A full /etc/fstab example" test="func:keyval('arch')='PPC' or
163func:keyval('arch')='PPC64'">
164/dev/sda4 / ext3 noatime 0 1
165/dev/sda3 none swap sw 0 0
166
167/dev/cdrom /mnt/cdrom auto noauto,user 0 0
168
169proc /proc proc defaults 0 0
170shm /dev/shm tmpfs nodev,nosuid,noexec 0 0
140</pre> 171</pre>
141 172
142<p> 173<p>
143<c>auto</c> makes <c>mount</c> guess for the filesystem (recommended for 174<c>auto</c> makes <c>mount</c> guess for the filesystem (recommended for
144removable media as they can be created with one of many filesystems) and 175removable media as they can be created with one of many filesystems) and
145<c>user</c> makes it possible for non-root users to mount the CD. 176<c>user</c> makes it possible for non-root users to mount the CD.
146</p> 177</p>
147 178
148<p> 179<p>
149Now use the above example to create your <path>/etc/fstab</path>. If you are a 180To improve performance, most users would want to add the <c>noatime</c>
150<b>SPARC</b>-user, you should add the following line to your 181mount option, which results in a faster system since access times
151<path>/etc/fstab</path> 182aren't registered (you don't need those generally anyway).
152too:
153</p>
154
155<pre caption="Adding openprom filesystem to /etc/fstab">
156none /proc/openprom openpromfs defaults 0 0
157</pre> 183</p>
158 184
159<p> 185<p>
160Double-check your <path>/etc/fstab</path>, save and quit to continue. 186Double-check your <path>/etc/fstab</path>, save and quit to continue.
161</p> 187</p>
162 188
164</subsection> 190</subsection>
165</section> 191</section>
166<section> 192<section>
167<title>Networking Information</title> 193<title>Networking Information</title>
168<subsection> 194<subsection>
169<title>Hostname, Domainname etc.</title> 195<title>Host name, Domainname, etc</title>
170<body> 196<body>
171 197
172<p> 198<p>
173One of the choices the user has to make is name his/her PC. This seems to be 199One of the choices the user has to make is name his/her PC. This seems to be
174quite easy, but <e>lots</e> of users are having difficulties finding the 200quite easy, but <e>lots</e> of users are having difficulties finding the
175appropriate name for their Linux-pc. To speed things up, know that any name you 201appropriate name for their Linux-pc. To speed things up, know that any name you
176choose can be changed afterwards. For all we care, you can just call your system 202choose can be changed afterwards. For all we care, you can just call your system
177<c>tux</c> and domain <c>homenetwork</c>. 203<c>tux</c> and domain <c>homenetwork</c>.
178</p> 204</p>
179 205
180<p>
181We use these values in the next examples. First we set the hostname:
182</p>
183
184<pre caption="Setting the hostname"> 206<pre caption="Setting the host name">
185# <i>nano -w /etc/conf.d/hostname</i> 207# <i>nano -w /etc/conf.d/hostname</i>
186 208
187<comment>(Set the HOSTNAME variable to your hostname)</comment> 209<comment>(Set the hostname variable to your host name)</comment>
188HOSTNAME="<i>tux</i>" 210hostname="<i>tux</i>"
189</pre> 211</pre>
190 212
191<p> 213<p>
192Second we set the domainname: 214Second, <e>if</e> you need a domainname, set it in <path>/etc/conf.d/net</path>.
215You only need a domain if your ISP or network administrator says so, or if you
216have a DNS server but not a DHCP server. You don't need to worry about DNS or
217domainnames if your networking is setup for DHCP.
193</p> 218</p>
194 219
195<pre caption="Setting the domainname"> 220<pre caption="Setting the domainname">
196# <i>nano -w /etc/conf.d/domainname</i> 221# <i>nano -w /etc/conf.d/net</i>
197 222
198<comment>(Set the DNSDOMAIN variable to your domain name)</comment> 223<comment>(Set the dns_domain variable to your domain name)</comment>
199DNSDOMAIN="<i>homenetwork</i>" 224dns_domain_lo="<i>homenetwork</i>"
200</pre> 225</pre>
226
227<note>
228If you choose not to set a domainname, you can get rid of the "This is
229hostname.(none)" messages at your login screen by editing
230<path>/etc/issue</path>. Just delete the string <c>.\O</c> from that file.
231</note>
201 232
202<p> 233<p>
203If you have a NIS domain (if you don't know what that is, then you don't have 234If you have a NIS domain (if you don't know what that is, then you don't have
204one), you need to define that one too: 235one), you need to define that one too:
205</p> 236</p>
206 237
207<pre caption="Setting the NIS domainname"> 238<pre caption="Setting the NIS domainname">
208# <i>nano -w /etc/conf.d/domainname</i> 239# <i>nano -w /etc/conf.d/net</i>
209 240
210<comment>(Set the NISDOMAIN variable to your NIS domain name)</comment> 241<comment>(Set the nis_domain variable to your NIS domain name)</comment>
211NISDOMAIN="<i>my-nisdomain</i>" 242nis_domain_lo="<i>my-nisdomain</i>"
212</pre> 243</pre>
244
245<note>
246For more information on configuring DNS and NIS, please read the examples
247provided in <path>/etc/conf.d/net.example</path>. Also, you may want to emerge
248<c>openresolv</c> to help manage your DNS/NIS setup.
249</note>
213 250
214</body> 251</body>
215</subsection> 252</subsection>
216<subsection> 253<subsection>
217<title>Configuring your Network</title> 254<title>Configuring your Network</title>
237commented example that covers many different configurations is available in 274commented example that covers many different configurations is available in
238<path>/etc/conf.d/net.example</path>. 275<path>/etc/conf.d/net.example</path>.
239</p> 276</p>
240 277
241<p> 278<p>
242DHCP is used by default and does not require any further configuration. 279DHCP is used by default. For DHCP to work, you will need to install a DHCP
280client. This is described later in <uri
281link="?part=1&amp;chap=9#networking-tools">Installing Necessary System
282Tools</uri>. Do not forget to install a DHCP client.
243</p> 283</p>
244 284
245<p> 285<p>
246If you need to configure your network connection either because you need 286If you need to configure your network connection either because you need
247specific DHCP options or because you do not use DHCP at all, open 287specific DHCP options or because you do not use DHCP at all, open
268To enter your own IP address, netmask and gateway, you need 308To enter your own IP address, netmask and gateway, you need
269to set both <c>config_eth0</c> and <c>routes_eth0</c>: 309to set both <c>config_eth0</c> and <c>routes_eth0</c>:
270</p> 310</p>
271 311
272<pre caption="Manually setting IP information for eth0"> 312<pre caption="Manually setting IP information for eth0">
273config_eth0=( "192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255" ) 313config_eth0="192.168.0.2 netmask 255.255.255.0 brd 192.168.0.255"
274routes_eth0=( "default gw 192.168.0.1" ) 314routes_eth0="default via 192.168.0.1"
275</pre> 315</pre>
276 316
277<p> 317<p>
278To use DHCP and add specific DHCP options, define <c>config_eth0</c> and 318To use DHCP, define <c>config_eth0</c>:
279<c>dhcp_eth0</c>:
280</p> 319</p>
281 320
282<pre caption="Automatically obtaining an IP address for eth0"> 321<pre caption="Automatically obtaining an IP address for eth0">
283config_eth0=( "dhcp" ) 322config_eth0="dhcp"
284dhcp_eth0="nodns nontp nonis"
285</pre> 323</pre>
286 324
287<p> 325<p>
288Please read <path>/etc/conf.d/net.example</path> for a list of all available 326Please read <path>/etc/conf.d/net.example</path> for a list of all available
289options. 327options. Be sure to also read your DHCP client manpage if you need to set
328specific DHCP options.
290</p> 329</p>
291 330
292<p> 331<p>
293If you have several network interfaces repeat the above steps for 332If you have several network interfaces repeat the above steps for
294<c>config_eth1</c>, <c>config_eth2</c>, etc. 333<c>config_eth1</c>, <c>config_eth2</c>, etc.
304<title>Automatically Start Networking at Boot</title> 343<title>Automatically Start Networking at Boot</title>
305<body> 344<body>
306 345
307<p> 346<p>
308To have your network interfaces activated at boot, you need to add them to the 347To have your network interfaces activated at boot, you need to add them to the
309default runlevel. If you have PCMCIA interfaces you should skip this action as 348default runlevel.
310the PCMCIA interfaces are started by the PCMCIA init script.
311</p> 349</p>
312 350
313<pre caption="Adding net.eth0 to the default runlevel"> 351<pre caption="Adding net.eth0 to the default runlevel">
352# <i>cd /etc/init.d</i>
353# <i>ln -s net.lo net.eth0</i>
314# <i>rc-update add net.eth0 default</i> 354# <i>rc-update add net.eth0 default</i>
315</pre> 355</pre>
316 356
317<p> 357<p>
318If you have several network interfaces, you need to create the appropriate 358If you have several network interfaces, you need to create the appropriate
319<path>net.eth1</path>, <path>net.eth2</path> etc. initscripts for those. You can 359<path>net.eth1</path>, <path>net.eth2</path> etc. just like you did with
320use <c>ln</c> to do this: 360<path>net.eth0</path>.
321</p>
322
323<pre caption="Creating extra initscripts">
324# <i>cd /etc/init.d</i>
325# <i>ln -s net.eth0 net.eth1</i>
326# <i>rc-update add net.eth1 default</i>
327</pre> 361</p>
328 362
329</body> 363</body>
330</subsection> 364</subsection>
331<subsection> 365<subsection>
332<title>Writing Down Network Information</title> 366<title>Writing Down Network Information</title>
333<body> 367<body>
334 368
335<p> 369<p>
336You now need to inform Linux about your network. This is defined in 370You now need to inform Linux about your network. This is defined in
337<path>/etc/hosts</path> and helps in resolving hostnames to IP addresses 371<path>/etc/hosts</path> and helps in resolving host names to IP addresses for
338for hosts that aren't resolved by your nameserver. For instance, if your 372hosts that aren't resolved by your nameserver. You need to define your system.
339internal network consists of three PCs called <c>jenny</c> (192.168.0.5), 373You may also want to define other systems on your network if you don't want to
340<c>benny</c> (192.168.0.6) and <c>tux</c> (192.168.0.7 - this system) you would 374set up your own internal DNS system.
341open <path>/etc/hosts</path> and fill in the values:
342</p> 375</p>
343 376
344<pre caption="Opening /etc/hosts"> 377<pre caption="Opening /etc/hosts">
345# <i>nano -w /etc/hosts</i> 378# <i>nano -w /etc/hosts</i>
346</pre> 379</pre>
347 380
348<pre caption="Filling in the networking information"> 381<pre caption="Filling in the networking information">
349127.0.0.1 localhost 382<comment>(This defines the current system)</comment>
383127.0.0.1 tux.homenetwork tux localhost
384
385<comment>(Define extra systems on your network,
386they need to have a static IP to be defined this way.)</comment>
350192.168.0.5 jenny.homenetwork jenny 387192.168.0.5 jenny.homenetwork jenny
351192.168.0.6 benny.homenetwork benny 388192.168.0.6 benny.homenetwork benny
352192.168.0.7 tux.homenetwork tux
353</pre>
354
355<p>
356If your system is the only system (or the nameservers handle all name
357resolution) a single line is sufficient. For instance, if you want to call your
358system <c>tux</c>:
359</p>
360
361<pre caption="/etc/hosts for lonely or fully integrated PCs">
362127.0.0.1 localhost tux
363</pre> 389</pre>
364 390
365<p> 391<p>
366Save and exit the editor to continue. 392Save and exit the editor to continue.
367</p> 393</p>
368 394
369<p> 395<p test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86' or substring(func:keyval('arch'),1,3)='PPC'">
370If you don't have PCMCIA, you can now continue with <uri 396If you don't have PCMCIA, you can now continue with <uri
371link="#doc_chap3">System Information</uri>. PCMCIA-users should read the 397link="#sysinfo">System Information</uri>. PCMCIA-users should read the
372following topic on PCMCIA. 398following topic on PCMCIA.
373</p> 399</p>
374 400
375</body> 401</body>
376</subsection> 402</subsection>
377<subsection> 403<subsection test="func:keyval('arch')='AMD64' or func:keyval('arch')='x86' or substring(func:keyval('arch'),1,3)='PPC'">
378<title>Optional: Get PCMCIA Working</title> 404<title>Optional: Get PCMCIA Working</title>
379<body> 405<body>
380 406
381<note>
382pcmcia-cs is only available for x86, amd64 and ppc platforms.
383</note>
384
385<p> 407<p>
386PCMCIA-users should first install the <c>pcmcia-cs</c> package. This also 408PCMCIA users should first install the <c>pcmciautils</c> package.
387includes users who will be working with a 2.6 kernel (even though they won't be
388using the PCMCIA drivers from this package). The <c>USE="-X"</c> is necessary
389to avoid installing xorg-x11 at this moment:
390</p> 409</p>
391 410
392<pre caption="Installing pcmcia-cs"> 411<pre caption="Installing pcmciautils">
393# <i>USE="-X" emerge pcmcia-cs</i> 412# <i>emerge pcmciautils</i>
394</pre>
395
396<p>
397When <c>pcmcia-cs</c> is installed, add <c>pcmcia</c> to the <e>default</e>
398runlevel:
399</p>
400
401<pre caption="Adding pcmcia to the default runlevel">
402# <i>rc-update add pcmcia default</i>
403</pre> 413</pre>
404 414
405</body> 415</body>
406</subsection> 416</subsection>
407</section> 417</section>
408<section> 418
419<section id="sysinfo">
409<title>System Information</title> 420<title>System Information</title>
410<subsection> 421<subsection>
411<title>Root Password</title> 422<title>Root Password</title>
412<body> 423<body>
413 424
415First we set the root password by typing: 426First we set the root password by typing:
416</p> 427</p>
417 428
418<pre caption="Setting the root password"> 429<pre caption="Setting the root password">
419# <i>passwd</i> 430# <i>passwd</i>
420</pre>
421
422<p>
423If you want root to be able to log on through the serial console, add
424<c>tts/0</c> to <path>/etc/securetty</path>:
425</p>
426
427<pre caption="Adding tts/0 to /etc/securetty">
428# <i>echo "tts/0" &gt;&gt; /etc/securetty</i>
429</pre> 431</pre>
430 432
431</body> 433</body>
432</subsection> 434</subsection>
433<subsection> 435<subsection>
465<p> 467<p>
466Take special care with the <c>KEYMAP</c> variable. If you select the wrong 468Take special care with the <c>KEYMAP</c> variable. If you select the wrong
467<c>KEYMAP</c>, you will get weird results when typing on your keyboard. 469<c>KEYMAP</c>, you will get weird results when typing on your keyboard.
468</p> 470</p>
469 471
470<note> 472<note test="substring(func:keyval('arch'),1,3)='PPC'">
471Users of USB-based <b>SPARC</b> systems and <b>SPARC</b> clones might need to 473PPC uses x86 keymaps on most systems.
472select an i386 keymap (such as "us") instead of "sunkeymap". <b>PPC</b> uses x86
473keymaps on most systems. Users who want to be able to use ADB keymaps on boot
474have to enable ADB keycode sendings in their kernel and have to set a mac/ppc
475keymap in <path>/etc/conf.d/keymaps</path>.
476</note> 474</note>
477 475
478<p> 476<p>
479When you're finished configuring <path>/etc/conf.d/keymaps</path>, save and 477When you're finished configuring <path>/etc/conf.d/keymaps</path>, save and
480exit. 478exit.
488<pre caption="Opening /etc/conf.d/clock"> 486<pre caption="Opening /etc/conf.d/clock">
489# <i>nano -w /etc/conf.d/clock</i> 487# <i>nano -w /etc/conf.d/clock</i>
490</pre> 488</pre>
491 489
492<p> 490<p>
493If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c> to 491If your hardware clock is not using UTC, you need to add <c>CLOCK="local"</c>
494the file. Otherwise you will notice some clock skew. Furthermore, Windows 492to the file. Otherwise you will notice some clock skew.
495assumes that your hardware clock uses local time, so if you want to dualboot, 493</p>
496you should set this variable appropriately, otherwise your clock will go crazy. 494
495<p>
496You should define the timezone that you previously copied to
497<path>/etc/localtime</path> so that further upgrades of the
498<c>sys-libs/timezone-data</c> package can update <path>/etc/localtime</path>
499automatically. For instance, if you used the GMT timezone, you would add
500<c>TIMEZONE="GMT"</c>
497</p> 501</p>
498 502
499<p> 503<p>
500When you're finished configuring <path>/etc/conf.d/clock</path>, save and 504When you're finished configuring <path>/etc/conf.d/clock</path>, save and
501exit. 505exit.
502</p> 506</p>
503 507
508<p test="not(func:keyval('arch')='PPC64')">
509Please continue with <uri link="?part=1&amp;chap=9">Installing Necessary System
510Tools</uri>.
504<p> 511</p>
505If you are not installing Gentoo on IBM PPC64 hardware, continue with
506<uri link="?part=1&amp;chap=9">Installing Necessary System Tools</uri>.
507</p>
508 512
509</body> 513</body>
510</subsection>
511<subsection> 514</subsection>
515<subsection test="func:keyval('arch')='PPC64'">
512<title>Configuring the Console</title> 516<title>Configuring the Console</title>
513<body> 517<body>
514 518
515<note>
516The following section applies to the IBM PPC64 hardware platforms.
517</note>
518
519<p> 519<p>
520If you are running Gentoo on IBM PPC64 hardware and using a virtual console 520If you are using a virtual console, you must uncomment the appropriate line in
521you must uncomment the appropriate line in <path>/etc/inittab</path> for the 521<path>/etc/inittab</path> for the virtual console to spawn a login prompt.
522virtual console to spawn a login prompt.
523</p> 522</p>
524 523
525<pre caption="Enabling hvc or hvsi support in /etc/inittab"> 524<pre caption="Enabling hvc or hvsi support in /etc/inittab">
526hvc0:12345:respawn:/sbin/agetty -L 9600 hvc0 525hvc0:12345:respawn:/sbin/agetty -L 9600 hvc0
527hvsi:12345:respawn:/sbin/agetty -L 19200 hvsi0 526hvsi:12345:respawn:/sbin/agetty -L 19200 hvsi0

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