On Fri, Feb 21, 2003 at 09:36:31AM +0100, Thomas Jarosch wrote: > > > > Also, you'll need to make the necessary > > > > 64 bit thunking layer if somehow you convince me :) > > > > > > I thought using the _IO macros should do it > > > or did I miss something? > > > > No, those macros don't do it. If you have a strong stomach, look at: > > arch/sparc64/kernel/ioctl32.c > > for just one of the arch specific files that you will have to modify. > > Make sure you get them all, or you will have some angry maintainers to > > deal with... > > But this isn't necessary if the new handler > is inside the ftdi_sio driver, is it? :-)
Yes it is. That file is the thunking layer for a whole raft of ioctls whose "real" handlers are within some other part of the kernel. > > > The bitbang mode just changes the final behavior of the chip, > > > all data transfer is done the same way. > > > > But the end use of the device is then different, right? > > Not really. For example I'll use it as a synchronous serial line > (using one output as clock line) on over 100+ machines > to flash an Atmel microcontroller. Well, I'll wait to see the final result to make a judgement call, as I don't think I really understand this different mode that this chipset can be in. thanks, greg k-h ------------------------------------------------------- This SF.net email is sponsored by: SlickEdit Inc. Develop an edge. The most comprehensive and flexible code editor you can use. Code faster. C/C++, C#, Java, HTML, XML, many more. FREE 30-Day Trial. www.slickedit.com/sourceforge _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel