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Re: [Discuss-gnuradio] usrper fails in usb_claim_interface

From: Eric Blossom
Subject: Re: [Discuss-gnuradio] usrper fails in usb_claim_interface
Date: Fri, 29 Apr 2005 00:43:20 -0700
User-agent: Mutt/1.5.6i

On Fri, Apr 29, 2005 at 12:51:40AM -0400, James Cooley wrote:
> THAT is exactly it. I think I have a scenario where it happens:
> You've done some stuff with usrp so that it and daughter card gets 
> loaded up.
> You finish up, exit, rip out the power cable, plug in the power again 
> and the usrp USB gets re-registered.
> Then, (with the verbose flag turned on) I see that the usrp and daughter 
> card think the firmware is already loaded. Yes, even though I just 
> ripped the power cable out for 30 seconds. Maybe the RAM that holds the 
> valid flag is randomly corrupt or something as things are powered up? 
> Maybe the randomness differs as the usrp has been used for a while and 
> heats up?
> In any case, a quick force reload does the trick.
> > usrper load_standard_bits
> -j

Good trouble shooting!  I'll see what I can do about it.


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