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1<?xml version='1.0' encoding="UTF-8"?> 1<?xml version='1.0' encoding="UTF-8"?>
2<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/alsa-guide.xml,v 1.56 2005/07/14 09:11:02 neysx Exp $ --> 2<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/alsa-guide.xml,v 1.57 2005/07/14 19:22:54 fox2mike Exp $ -->
3 3
4<!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> 4<!DOCTYPE guide SYSTEM "/dtd/guide.dtd">
5 5
6<guide link="/doc/en/alsa-guide.xml"> 6<guide link="/doc/en/alsa-guide.xml">
7<title>Gentoo Linux ALSA Guide</title> 7<title>Gentoo Linux ALSA Guide</title>
8 8
9<author title="Author"> 9<author title="Author">
10 <mail link="fox2mike@gentoo.org">Shyam Mani</mail> 10 <mail link="fox2mike@gentoo.org">Shyam Mani</mail>
11</author> 11</author>
12 12
13<abstract> 13<abstract>
14This document helps a user setup ALSA on Gentoo Linux. 14This document helps a user setup ALSA on Gentoo Linux.
15</abstract> 15</abstract>
16 16
17<!-- The content of this document is licensed under the CC-BY-SA license --> 17<!-- The content of this document is licensed under the CC-BY-SA license -->
18<!-- See http://creativecommons.org/licenses/by-sa/2.5 --> 18<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
19<license/> 19<license/>
20 20
21<version>2.5</version> 21<version>2.6</version>
22<date>2005-07-14</date> 22<date>2005-07-14</date>
23 23
24<chapter> 24<chapter>
25<title>Introduction</title> 25<title>Introduction</title>
26<section> 26<section>
27<title>What is ALSA?</title> 27<title>What is ALSA?</title>
28<body> 28<body>
29 29
30<p> 30<p>
31ALSA, which stands for <e>Advanced Linux Sound Architecture</e>, provides 31ALSA, which stands for <e>Advanced Linux Sound Architecture</e>, provides
32audio and MIDI (<e>Musical Instrument Digital Interface</e>) functionality to 32audio and MIDI (<e>Musical Instrument Digital Interface</e>) functionality to
33the Linux operating system. ALSA is the default sound subsystem in the 2.6 33the Linux operating system. ALSA is the default sound subsystem in the 2.6
34kernel thereby replacing OSS (<e>Open Sound System</e>), which was used in the 34kernel thereby replacing OSS (<e>Open Sound System</e>), which was used in the
352.4 kernels. 352.4 kernels.
36</p> 36</p>
134 <th>-</th> 134 <th>-</th>
135 <ti>Needs certain kernel config options disabled to work correctly.</ti> 135 <ti>Needs certain kernel config options disabled to work correctly.</ti>
136</tr> 136</tr>
137</table> 137</table>
138 138
139</body> 139</body>
140</section> 140</section>
141<section> 141<section>
142<title>So...</title> 142<title>So...</title>
143<body> 143<body>
144 144
145<p> 145<p>
146The main difference between using <c>alsa-driver</c> and ALSA that comes with 146The main difference between using <c>alsa-driver</c> and ALSA that comes with
147the kernel is that <c>alsa-driver</c> is generally more up to date than the 147the kernel is that <c>alsa-driver</c> is generally more up to date than the
148version in the kernel. Since this does not make any huge difference as 148version in the kernel. Since this does not make any huge difference as
149such, you are encouraged to use the ALSA provided by the kernel. 149such, you are encouraged to use the ALSA provided by the kernel for ease of use.
150Before reporting any sound related issues to <uri
151link="https://bugs.gentoo.org">Gentoo Bugzilla</uri>, please try to reproduce
152them using <c>alsa-driver</c> and file the bug report no matter what the
153result.
150</p> 154</p>
151 155
152</body> 156</body>
153</section> 157</section>
154<section id="lspci"> 158<section id="lspci">
155<title>Before you proceed</title> 159<title>Before you proceed</title>
156<body> 160<body>
157 161
158<p> 162<p>
159Whichever method of install you choose, you need to know what drivers your 163Whichever method of install you choose, you need to know what drivers your
160sound card uses. In most cases, sound cards (onboard and otherwise) are PCI 164sound card uses. In most cases, sound cards (onboard and otherwise) are PCI
161based and <c>lspci</c> will help you in digging out the required information. 165based and <c>lspci</c> will help you in digging out the required information.
162Please <c>emerge sys-apps/pciutils</c> to get <c>lspci</c>, if you don't have it 166Please <c>emerge sys-apps/pciutils</c> to get <c>lspci</c>, if you don't have it
163installed already. In case you have a USB sound card, <c>lsusb</c> from 167installed already. In case you have a USB sound card, <c>lsusb</c> from
164<c>sys-apps/usbutils</c> <e>might</e> be of help. For ISA cards, try using 168<c>sys-apps/usbutils</c> <e>might</e> be of help. For ISA cards, try using

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