Under vxWorks USB2.0 EHCI HCD in source code, extremely has the reference value, the complete source code, has been tested and can be used directly.
File list:
ehcd
...\usbEhcdEventHandler.c
...\usbEhcdInitExit.c
...\usbEhcdRhEmulation.c
...\usbEhcdTransferManagement.c
...\usbEhcdUtil.c