On Mon, 2006-02-13 at 21:28, Mike McCarty wrote: > Please give an example of an NP-complete problem which must be > solved by firmware in the electronics of an ATA disc drive. > Not many traveling salesmen in my discs... If you are still talking about cable-select here, the problem being solved is the one of mass-assembly and removing the slow step of adjusting drive jumpers. Virtually all new boxes are delivered with CS settings that work. If you change it, you can still use jumpers if you want. What's the issue? -- Les Mikesell lesmikesell@xxxxxxxxx