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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | 4aed2c8219774f5d797760606b8489a92ddc5163 (patch) | |
tree | 3f8c130f7d269626bf6a9447407ef6c35954426a /doc/kinfocenter/dma/index.docbook | |
download | tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'doc/kinfocenter/dma/index.docbook')
-rw-r--r-- | doc/kinfocenter/dma/index.docbook | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/doc/kinfocenter/dma/index.docbook b/doc/kinfocenter/dma/index.docbook new file mode 100644 index 000000000..75fb55c75 --- /dev/null +++ b/doc/kinfocenter/dma/index.docbook @@ -0,0 +1,64 @@ +<?xml version="1.0" ?> +<!DOCTYPE article PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN" +"dtd/kdex.dtd" [ +<!ENTITY % addindex "IGNORE"> +<!ENTITY % English "INCLUDE" > <!-- change language only here --> +]> + +<article lang="&language;"> +<title><acronym>DMA</acronym> Channel Information</title> +<articleinfo> + +<authorgroup> +<author>&Matthias.Hoelzer-Kluepfel;</author> +<author>&Helge.Deller;</author> +<author>&Duncan.Haldane;</author> +<author>&Mike.McBride;</author> +<!-- TRANS:ROLES_OF_TRANSLATORS --> +</authorgroup> + +<date>2002-02-12</date> +<releaseinfo>3.00.00</releaseinfo> + +<keywordset> +<keyword>KDE</keyword> +<keyword>KControl</keyword> +<keyword>DMA</keyword> +<keyword>system information</keyword> +</keywordset> +</articleinfo> + +<sect1> +<title><acronym>DMA</acronym> Channel Information</title> + +<para> This page displays information about the <acronym>DMA</acronym> +(Direct Memory Access) Channels. A <acronym>DMA</acronym> channel is a +direct connection that allows devices to transfer data to and from +memory without going through the processor. Typically, i386-architecture +systems (<acronym>PC</acronym>'s) have eight <acronym>DMA</acronym> +channels (0-7). </para> + +<note> <para> The exact information displayed is system-dependent. On +some systems, <acronym>DMA</acronym> Channel information cannot be +displayed yet. </para> </note> + +<para> On &Linux;, this information is read from <filename +class="devicefile">/proc/dma</filename>, which is only available if the +<filename class="directory">/proc</filename> pseudo-filesystem is +compiled into the kernel. </para> + +<para> A list of all currently-registered (<acronym>ISA</acronym> bus) +<acronym>DMA</acronym> channels that are in use is shown. The first +column shows the <acronym>DMA</acronym> channel, and the second column +shows the device which uses that channel. </para> + +<para> +Unused <acronym>DMA</acronym> channels are not listed. +</para> + +<para> +The user cannot modify any settings on this page. +</para> + +</sect1> +</article> |