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annotate docs/nitros9guide/devs.refentry @ 2187:dc01b8d40ee0

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created new dw3.bl bootlist file, renamed mb to mb.floppy and created mb.dw3
author boisy
date Wed, 11 Mar 2009 02:07:19 +0000
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1 <refentry id="devs">
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2 <refnamediv>
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3 <refname>DEVS</refname>
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4 <refpurpose>Show device table entries</refpurpose>
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5 </refnamediv>
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6
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7 <refsynopsisdiv>
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8 <cmdsynopsis>
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9 <command>devs</command>
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10 </cmdsynopsis>
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11 </refsynopsisdiv>
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12
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13 <refsect1><title>Description</title>
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14 <para>
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15 Devs displays a list of the system's device table. The device table contains an
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16 entry for each active device known to NitrOS-9. devs does not display information
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17 for uninitialized devices. The devs display header lists the system name,
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18 the NitrOS-9 version number, and the maximum number of devices allowed in the device table.
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19 </para>
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20 <para>
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21 Each line in the devs display contains five fields:
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22 </para>
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23 <informaltable frame="none">
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24 <tgroup cols="2">
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25 <thead>
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26 <row>
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27 <entry>Name</entry><entry>Description</entry>
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28 </row>
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29 </thead>
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30 <tbody>
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31 <row>
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32 <entry>Device</entry><entry>Name of the device descriptor</entry>
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33 </row>
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34 <row>
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35 <entry>Driver</entry><entry>Name of the device driver</entry>
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36 </row>
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37 <row>
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38 <entry>File Mgr</entry><entry>Name of the file manager</entry>
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39 </row>
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40 <row>
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41 <entry>Data Ptr</entry><entry>Address of the device driver's static storage</entry>
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42 </row>
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43 <row>
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44 <entry>Links</entry><entry>Device use count</entry>
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45 </row>
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46 </tbody>
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47 </tgroup>
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48 </informaltable>
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49 <note>
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50 <para>
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51 Each time a user executes a chd to an RBF device, the use count of that device
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52 is incremented by one. Consequently, the Links field may be artificially high.
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53 </para>
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54 </note>
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55 </refsect1>
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56 </refentry>