Messages in this thread | | | Date | Sun, 30 Dec 2007 12:52:55 +0800 | From | "Xiaofan Chen" <> | Subject | Re: [RFC] USB driver for talking to the Microchip PIC18 boot loader |
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On Dec 30, 2007 11:53 AM, mgross <640e9920@gmail.com> wrote: > Yeah, it has been done from user space using a libusb based > application. (that didn't work with a usb-hub in the loop) and had > code that was just too nasty for words, so I made a kernel driver that > looks nicer to me and enables a nice python FW loader program to work.
http://forum.microchip.com/tm.aspx?m=275422&mpage=2 Just a guess why it does not work: this might be due to the auto-suspend. If you update your kernel, it should be ok. The firmware is also to blame.
> What is the linux-usb policies on new drivers that could be > implemented in user space? When does a kernel driver make sense over > a libusb one? >
That would be interesting to know.
Xiaofan
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