Good work sofare :)
tor, 12 08 2010 kl. 16:35 +0200, skrev Patrick Georgi: > Hi, > > attached patches add support for OHCI (USB1.1 in the non-intel/via > flavor) and xHCI (USB3) to the libpayload USB stack. > > The code is the result of my Google Summer of Code project of this year. > A big "Thank You!" to Google for sponsoring this effort, and the Summer > of Code coordinators at Google for managing it. > > 0.improve-bus-scan: > - Properly report the bus number to the user > - Look if a device exists before iterating all its functions > > > 1.ohci-driver: > Interrupt transfers work fine with UHCI, but it seems not to be a good > match for any other of the USB standards, so I'm looking at how to > improve it. > For this reason, the OHCI driver doesn't support interrupt transfers. > > This limitation affects keyboard operation. Mass storage (thumb drives, > etc) are tested. > > > 2.xhci-driver: > xHCI is detected and does "basic" initialization (meaning: it does more > complex things than the entire UHCI driver) > Unfortunately my xHCI hardware, the xHCI specification and/or my > understanding of either can't quite agree, so the driver is still > missing a couple of things and thus is not working yet. > The only user-visible capability (beyond printing lots of weird stuff on > the debug channel) is reliable attach/detach detection. > > > The patches must be applied in order due to their overlapping changes to > common files. > > I'll continue to work on both drivers, but decided to post the code in > the current form already, to prevent last-minute pressure before the > Google Summer of Code deadline. > > > Signed-off-by: Patrick Georgi <[email protected]> > -- > coreboot mailing list: [email protected] > http://www.coreboot.org/mailman/listinfo/coreboot -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
