Adjusting parserom.pl, config.c, asix, dm9601, pegasus files to support build system USB_ROM macros, Removed ohci_hcd bus driver files because they compete with the uhci_hcd bus driver during linking - one way to override is to include the DEBUG=ohci_hcd parameter after make, but this is not a good work around, so will find a way to resolve ambiguity before adding the ohci_hcd back