Messages in this thread | | | Date | Wed, 4 Apr 2007 13:41:53 -0400 | From | Theodore Tso <> | Subject | Re: [PATCH] Stop pmac_zilog from abusing 8250's device numbers. |
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On Wed, Apr 04, 2007 at 09:16:42AM -0700, H. Peter Anvin wrote: > One option would be to move the 8250-based serial ports, to, say, > /dev/ttyN* (for National Semiconductors -- the best I could come up > with) and redefine /dev/ttyS* as a serial port multiplexer which maps in > all the types, for the ones that really want dynamic mapping.
> Of course, now you have the potential of aliasing, again, which tends to > cause all kinds of headaches w.r.t. locking.
That would break the 99.9% of the the world using Intel-based systems which only have 8250's, for very little gain.
Like it or not, /dev/ttySx and 8250 UART's are to serial ports what the PCI is to system buses....
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