On Tue, 24 Jan 2006, Steve Finney wrote: > This is an Atmel AT43312A 4 port hub on an embedded device, which looks > like it should support per-port power switching (it also looks like that > from the schematic, though we haven't tried it). But the current issue > is that the flash device on the port sometimes does not respond to the > initial GET_DESCRIPTOR, and we're interested in at least checking > whether there's some sequence involving (say) power off and on of the > port that will clear this condition. We'd rather not hack the hub code, > so the question still stands: if the hardware supports this, is there > a simple way of doing this from user space (e.g., /sys) to the > questionable port only?
Try this: http://marc.theaimsgroup.com/?l=linux-usb-devel&m=113724451205634&w=2 Alan Stern ------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Do you grep through log files for problems? Stop! Download the new AJAX search engine that makes searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! http://sel.as-us.falkag.net/sel?cmd=lnk&kid=103432&bid=230486&dat=121642 _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
