| 1 | <?xml version='1.0' encoding="UTF-8"?> |
1 | <?xml version='1.0' encoding="UTF-8"?> |
| 2 | <?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> |
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| 3 | |
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| 4 | <!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> |
2 | <!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> |
| 5 | |
3 | |
| 6 | <guide link = "/doc/en/alsa-guide.xml"> |
4 | <guide link = "/doc/en/alsa-guide.xml"> |
| 7 | <title>Gentoo Linux ALSA Guide</title> |
5 | <title>Gentoo Linux ALSA Guide</title> |
| 8 | <author title="Author"><mail link="zu@pandora.be"> |
6 | <author title="Author"><mail link="zu@pandora.be"> |
| … | |
… | |
| 15 | |
13 | |
| 16 | <abstract> |
14 | <abstract> |
| 17 | This guide will show you how to set up the Advanced Linux Sound Architecture (ALSA) on Gentoo Linux. |
15 | This guide will show you how to set up the Advanced Linux Sound Architecture (ALSA) on Gentoo Linux. |
| 18 | In addition to the Gentoo Linux Desktop Configuration Guide, this guide is supposed to give you more information on this subject. </abstract> |
16 | In addition to the Gentoo Linux Desktop Configuration Guide, this guide is supposed to give you more information on this subject. </abstract> |
| 19 | |
17 | |
| 20 | <version>1.0</version> |
18 | <version>1.2</version> |
| 21 | <date>30 Oct 2002</date> |
19 | <date>09 February 2003</date> |
| 22 | |
20 | |
| 23 | <chapter> |
21 | <chapter> |
| 24 | <title>Introduction</title> |
22 | <title>Introduction</title> |
| 25 | <section> |
23 | <section> |
| 26 | <title>What is ALSA?</title> |
24 | <title>What is ALSA?</title> |
| … | |
… | |
| 100 | <p>If you already have a working kernel configuration, make sure you remove all sound drivers (except for Sound Card Support). |
98 | <p>If you already have a working kernel configuration, make sure you remove all sound drivers (except for Sound Card Support). |
| 101 | If you wish to do this without having to reboot, you could do like this: |
99 | If you wish to do this without having to reboot, you could do like this: |
| 102 | </p> |
100 | </p> |
| 103 | <pre> |
101 | <pre> |
| 104 | # <c>cd /usr/src/linux</c> |
102 | # <c>cd /usr/src/linux</c> |
| 105 | # <c>cp .config ~</c> |
103 | # <c>cp .config ~/</c> |
| 106 | # <c>make mrproper</c> |
104 | # <c>make mrproper</c> |
| 107 | # <c>cp ~/.config .</c> |
105 | # <c>cp ~/.config .</c> |
| 108 | # <c>make menuconfig</c> |
106 | # <c>make menuconfig</c> |
| 109 | </pre> |
107 | </pre> |
| 110 | <p> |
108 | <p> |
| … | |
… | |
| 138 | <body> |
136 | <body> |
| 139 | |
137 | |
| 140 | <p> |
138 | <p> |
| 141 | Now it's time to install the ALSA drivers for your soundcard(s). If your soundcard is PCI, you can find out the name |
139 | Now it's time to install the ALSA drivers for your soundcard(s). If your soundcard is PCI, you can find out the name |
| 142 | and type of your soundcard by looking at the output of /proc/pci |
140 | and type of your soundcard by looking at the output of /proc/pci |
| 143 | <pre>#<c>cat /proc/pci | grep audio</c></pre> |
141 | <pre>#<c>grep audio /proc/pci</c></pre> |
| 144 | </p> |
142 | </p> |
| 145 | |
143 | |
| 146 | <p> |
144 | <p> |
| 147 | <warn> |
145 | <warn> |
| 148 | If you had a previous sound setup and there are still non-ALSA sound modules loaded, unload them <e>now</e>. |
146 | If you had a previous sound setup and there are still non-ALSA sound modules loaded, unload them <e>now</e>. |
| … | |
… | |
| 192 | </p> |
190 | </p> |
| 193 | <warn> |
191 | <warn> |
| 194 | There is no need to edit <path>/etc/modules.conf</path>. Instead, always edit files in <path>/etc/modules.d</path>. |
192 | There is no need to edit <path>/etc/modules.conf</path>. Instead, always edit files in <path>/etc/modules.d</path>. |
| 195 | </warn> |
193 | </warn> |
| 196 | <p> |
194 | <p> |
| 197 | Check the ALSA portion <e>at the top of the file</e>. |
195 | Check the ALSA portion <e>at the bottom of the file</e>. |
| 198 | By adding this line you can specify the max number of soundcards you have (generally, just one). |
196 | By tweaking this line you can specify the max number of soundcards you have (generally, just one). |
| 199 | </p> |
197 | </p> |
| 200 | <p> |
198 | <p> |
| 201 | <pre caption="At the top of /etc/modules.d/alsa"> |
199 | <pre caption="At the top of /etc/modules.d/alsa"> |
| 202 | # Alsa 0.9.X kernel modules' configuration file. |
200 | # Alsa 0.9.X kernel modules' configuration file. |
| 203 | # $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/alsa-guide.xml,v 1.3 2002/11/16 23:39:34 zhen Exp $ |
201 | # $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/alsa-guide.xml,v 1.7 2003/02/09 23:27:14 zhen Exp $ |
| 204 | |
202 | |
| 205 | # ALSA portion |
203 | # ALSA portion |
| 206 | alias char-major-116 snd |
204 | alias char-major-116 snd |
| 207 | <c>options snd snd_major=116 snd_cards_limit=1</c> |
205 | <c>options snd major=116 cards_limit=1</c> |
| 208 | # OSS/Free portion |
206 | # OSS/Free portion |
| 209 | alias char-major-14 soundcore |
207 | alias char-major-14 soundcore |
| 210 | |
208 | |
| 211 | ## |
209 | ## |
| 212 | ## IMPORTANT: |
210 | ## IMPORTANT: |
| … | |
… | |
| 229 | ## |
227 | ## |
| 230 | </pre> |
228 | </pre> |
| 231 | </p> |
229 | </p> |
| 232 | <p> |
230 | <p> |
| 233 | <note> |
231 | <note> |
| 234 | If you have more than one soundcard, adjust the <c>snd_cards_limit</c> value and add more snd-card aliases to the file. |
232 | If you have more than one soundcard, adjust the <c>cards_limit</c> value and add more snd-card aliases to the file. |
| 235 | I don't have experience with this, but you can find examples for configurations with two or more soundcards in |
233 | I don't have experience with this, but you can find examples for configurations with two or more soundcards in |
| 236 | <uri link="http://www.alsa-project.org/alsa-doc/alsa-howto/c1660.htm">Chapter 6</uri> |
234 | <uri link="http://www.alsa-project.org/alsa-doc/alsa-howto/c1660.htm">Chapter 6</uri> |
| 237 | of the <uri link="http://www.alsa-project.org/alsa-doc/alsa-howto/alsa-howto.html">ALSA Howto</uri>. |
235 | of the <uri link="http://www.alsa-project.org/alsa-doc/alsa-howto/alsa-howto.html">ALSA Howto</uri>. |
| 238 | </note> |
236 | </note> |
| 239 | </p> |
237 | </p> |
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