Re: Recovering a "doorstopped" modem

On Sat, 13 Mar 2004, Bruce D. Lightner wrote:

> > This will reload the bootloader into flash.  From here you can use the 
> > recovery procedure noted at the bottom of this page:  
> > http://www.embeddedlinuxinterfacing.com/wiki.php/BootloaderNotes
> 
> I got this to work *once* from Windows XP Pro *without* making a special 
> "DOS bootable disk".
> 
> Before that the Actiontec modem had been re-loaded both using Actiontec's 
> "magic" Windows recover program, and with the old firmware from the Wiki 
> using the "hold down the reset button and power up", using TFTP from a 
> Linux box.  I figured that I had exercised all options.
> 
> Then when I tried to load my own kernel, uClinux panic'ed when trying to 
> mount the ROM file system, and went into "doorstop mode".
> 
> Now I cannot get the "flash.exe" program to recognize my USB device at 
> all, even though Windows XP sees it.  Windows XP beeps when I take the USB 
> cable in and out, and I can see the device appear and disappear from the 
> "device manage" list, so I'm pretty sure I'm in "USB boot mode".  The 
> console serial port is silent.
> 
> Here's the error message I get...
> 
>    flash boot_ldr.bin 0x0 /u /dumb
>    *************************************************
>    ******** USB Flash programmer Ver 2.6 ***********
>    *********CONEXANT SYSTEMS INCORPORATED***********
>    *************************************************
>    Initializing USB interface...
>    USB Controller not found
>    Fail to locate HOST USB device
> 
> Any ideas?

Yeah.. I get this if I don't use the right USB port on my Laptop. If you 
have a couple of different USB ports, try them all.
 
> And, why is a "DOS boot disk" needed?  I made one for my Win98se system 
> and tried that, but that just hung forever, never recognizing any USB device.

I don't know. :(

> Can we get the source to the "flash" bootstrap loader program somewhere?
> 
> I'm getting pretty frustrated!
> 
> Best regards,
> 
> Bruce
> 
> 
> 

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