Cool, I had wondered if that kinda thing could be/was done (makes much more sense), but there remains one thing to be resolved. The device still isn't recognized as I described in the last e-mail unless we up the retrys to 3. Is it possible to get that changed?
Thanks, Ken Hahn Engineer, Micro Solutions ----- Original Message ----- From: "Brad Hards" <[EMAIL PROTECTED]> To: "Ken Hahn" <[EMAIL PROTECTED]> Cc: <[EMAIL PROTECTED]> Sent: Wednesday, November 14, 2001 2:14 PM Subject: Re: [linux-usb-devel] BACKPACK USB Adapter > > Ken Hahn wrote: > <snip> > > I just looked at the usb code and it's changed a little while I was gone. > > So, I have a few questions. Some of this was in flux when I was around > > before. > I was just cleaning up before I got this message, and found a print of your > original code. I never managed to make it work with my EZUSB chip (and I > couldn't find the real drives). Are you using an FX family device? > > > Here's a little background first. Our devices are mass storage devices, > > however they use the EZ-USB chips that are minus firmware when they are > > first turned on. > > The device itself actually has a usb connection on one end and a parallel > > port on the other. When the device is first plugged in to the USB connector, > > a scanning firmware is uploaded to the device. When the device is plugged > > into a BACKPACK drive, it renumerates and then uses a new PID to ask for a > > firmware that is appropriate for the newly connected device (there are 4 > > firmwares in all). Once this firmware is loaded, the device re-numerates > > again, and comes up as a standard mass-storage device, to be handled by > > usb-storage. > > It might be better to not put it in the kernel at all, or offer a choice. > > The linux-hotplug project has great USB support, especially for EZUSB FX/FX2 > chips. See > http://linux-hotplug.sourceforge.net/?selected=usb - especially the last para. > I thought that there were some examples in there already, but I don't see > them. > > The user space tools can be much more easily upgraded, and you don't even need > to modify the intel hex file formats - it maps the device ids to a hex file, > which then gets downloaded. No effort.... > > > Brad > _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
