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On 11-12-07 02:25, H. Peter Anvin wrote: > David Newall wrote: >> Where did the 8us delay come from? The documentation and source is >> careful not to say how long the delay is. Would changing it to, say >> 1us, be technically wrong? Is code that requires 8us correct? > > I think a single ISA bus transaction is 1 µs, so two of them back to > back should be 2 µs, not 8 µs... Sigh. And now where do these _two_ transactions come from? (and yes, see Alan's folowups, a transaction on a spec bus is 1 us). Rene. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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