A method and apparatus are provided for a collapsible enclosure for a machine tool. Calls involving security functions are made using a format or interface which is standardized for all systems. For example, if the sparse memory write transaction is a quad-pumped cache line write for eight quadwords, the enable bits may be a selected one of byte, word, doubleword, quadword, doublequadword, etc. Channel selection may also be ranked. The shape of the illustrated light strip is specially designed for attachment to the round tubing of a bicycle frame.