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Date: Mon, 31 Mar 1997 02:23:37 -0800 (PST)
From: Doug White <dwhite@gdi.uoregon.edu>
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To: Alan Batie <batie@aahz.jf.intel.com>
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Subject: Re: QuickCam
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On Fri, 28 Mar 1997, Alan Batie wrote:

> OK, I've got 2.2.1-RELEASE w/PAO on a Toshiba Satellite 115CS, I got X
> running, fired up sdr and vic and Voila'!  Video working like a champ,
> believe it or not in 8 Meg (my 420CDS has 24 meg, but it's at home).
> Never mind that big pause switching between windows!
> 
> So, now I rebuild the kernel with qcam0:
> 
> device qcam0 at isa? port "IO_LPT1" conflicts
> device lpt0 at isa? port? tty
> 
> I left the irq stuff off the lpt line, as the qcam(4) man page says to
> run the lpt port in polled mode when you have the qcam hooked up.  I
> started off by adding "flags 1" to the qcam0 line, as the man page says
> detecting the qcam is flaky and that forces it on.  With "flags 1" it
> says "qcam0 found at 0x378...", but when I try running qcamcontrol, the
> whole system locks up.  You can switch between virtual terminals, but
> can't even get character echo or mouse movement (the man page says it
> uses a busywait in the kernel, so I assume that it's in that waiting
> for something that never shows up).  I took out "flags 1", and get
> "qcam0 not found at 0x378".  lpt0 is found at 0x378...
> 
> Help!

Remove the lpt line.  Consider the qcam an extension of the port.

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major