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2007 Mar 07
1
status of tripplite_usb and FreeBSD 6.2
I got FreeBSD up and running last night (many thanks to Charles Sprickman for a ton of useful suggestions along the way), and took a look at tripplite_usb on an OMNIVS1000. The tripplite_usb driver basically sends old-school Tripp Lite serial commands to the UPS via HID SetReport packets, and receives responses over the first Interrupt IN pipe. Later UPSes seem to be more deterministic in this regard, but the OMNIVS1000 requires that you send a command, and poll the interrupt endpoint to see if the buffer changes to match what you sent. The USB chip seems to return data al...