[Prism54-devel] Reg prism54 driver

capm iiith capm_iiith@yahoo.co.in
Thu, 26 Feb 2004 06:25:49 +0000 (GMT)


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Hello,
        We exactly wish to know which function issues the probe request signal or does the firmware takes care of it.
 
and also same with scanning process i.e. does the scanning process is taken care by firmware or any other function.
 
Now if the scanning process is taken care by firmware is there any chance(alternate way) of user to scan the channels.
 
Also how to know on which channel probe request is sent.
 
And how to set the channel to probe on that channel for an Access point.
 
Expecting a detail reply from all prism54 developers.
 
Capm project group
IIIT hyd
India
 


Shawn Anderson <sa@xmission.com> wrote:
On Wed, Feb 25, 2004 at 10:07:58AM +0000, capm iiith wrote:
> hello,

hi

> 
> We are using Prism54 driver for which i want some details.
> 
> 1. Can we trigger scan request from driver code prism54
> 
> The question in deatil: 
> 
> iwconfig eth1 essid off
> iwconfig eth1 essid on
> 
> The result after the execution of the above commands is 
> 
> that the essid is set to AP which has strongest signal strength.
> 
> In this, the process actually goes as 
> 
> 1. scan the channels
> 2. Get the list of bssid's 
> 3. select the best bssid and
> 4. set it
> 
> Here the SIOCSIWSCAN calls the corressponding call at the 
> isl_38xx interace level(i.e prism54_set_scan function call).
> But there its written that the device looks the scanning process automatically.
> 
> 
> We want to know whether a user can trigger scan request from the 
> driver code prism54 directly.
> 
> 
> 2. If yes then how can We set the channel to trigger the probe request on.
> 
> 
> We expect a quick reply. 

If I issue this command:

iwconfig eth1 essid ""

it will choose the best AP, and connect to it.
is this what your looking for?

but if you just want to scan, try "iwlist eth1 scan"

hth,
sa
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<DIV>Hello,</DIV>
<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; We exactly wish to know which function issues the probe request signal or does the firmware takes care of it.</DIV>
<DIV>&nbsp;</DIV>
<DIV>and also same with scanning process i.e. does the scanning process is taken care by firmware or any other function.</DIV>
<DIV>&nbsp;</DIV>
<DIV>Now if the scanning process is taken care by firmware is there any chance(alternate way)&nbsp;of user to scan the channels.</DIV>
<DIV>&nbsp;</DIV>
<DIV>Also how to know on which channel probe request is sent.</DIV>
<DIV>&nbsp;</DIV>
<DIV>And how to set the channel to probe on that channel for an Access point.</DIV>
<DIV>&nbsp;</DIV>
<DIV>Expecting a detail reply from all prism54 developers.</DIV>
<DIV>&nbsp;</DIV>
<DIV>Capm project group</DIV>
<DIV>IIIT hyd</DIV>
<DIV>India</DIV>
<DIV>&nbsp;</DIV>
<DIV><BR><BR><B><I>Shawn Anderson &lt;sa@xmission.com&gt;</I></B> wrote:</DIV>
<BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">On Wed, Feb 25, 2004 at 10:07:58AM +0000, capm iiith wrote:<BR>&gt; hello,<BR><BR>hi<BR><BR>&gt; <BR>&gt; We are using Prism54 driver for which i want some details.<BR>&gt; <BR>&gt; 1. Can we trigger scan request from driver code prism54<BR>&gt; <BR>&gt; The question in deatil: <BR>&gt; <BR>&gt; iwconfig eth1 essid off<BR>&gt; iwconfig eth1 essid on<BR>&gt; <BR>&gt; The result after the execution of the above commands is <BR>&gt; <BR>&gt; that the essid is set to AP which has strongest signal strength.<BR>&gt; <BR>&gt; In this, the process actually goes as <BR>&gt; <BR>&gt; 1. scan the channels<BR>&gt; 2. Get the list of bssid's <BR>&gt; 3. select the best bssid and<BR>&gt; 4. set it<BR>&gt; <BR>&gt; Here the SIOCSIWSCAN calls the corressponding call at the <BR>&gt; isl_38xx interace level(i.e prism54_set_scan function call).<BR>&gt; But there its written that the device looks the
 scanning process automatically.<BR>&gt; <BR>&gt; <BR>&gt; We want to know whether a user can trigger scan request from the <BR>&gt; driver code prism54 directly.<BR>&gt; <BR>&gt; <BR>&gt; 2. If yes then how can We set the channel to trigger the probe request on.<BR>&gt; <BR>&gt; <BR>&gt; We expect a quick reply. <BR><BR>If I issue this command:<BR><BR>iwconfig eth1 essid ""<BR><BR>it will choose the best AP, and connect to it.<BR>is this what your looking for?<BR><BR>but if you just want to scan, try "iwlist eth1 scan"<BR><BR>hth,<BR>sa</BLOCKQUOTE><p><font face=arial size=-1>
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