Balaji Rao: USB Support Project
Notes
How USB support works at a hardware level
Specifications
EHCI Host Controller Specification -
http://www.intel.com/technology/usb/ehcispec.htm
EHCI Host Controller Specification -
http://developer.intel.com/technology/usb/uhci11d.htm
USB Specification -
http://www.usb.org/developers/docs/usb_20_040908.zip
A nice article on Linux USB. -
http://www.linuxjournal.com/node/8093/print
USB subsystem data structures and design
UHCI driver design
QEMU hack to get OHCI working on i386
Timimg issue with port reset on UHCI root hub
gPXE USB Device Driver Guide
USB TODO