Messages in this thread | | | Date | Thu, 17 Aug 2006 17:48:42 +0200 | From | Raphael Hertzog <> | Subject | Re: How to avoid serial port buffer overruns? |
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On Thu, 17 Aug 2006, Alan Cox wrote: > > > > is there's something in the system starving interrupt servicing. > > > > Serial is very sensitive to that, and increases in other system > > > > latencies tends to have an adverse impact on serial. > > > > > > I see no support for the 16650 specific bits in the driver, so that > > > alone may be a problem ? > > > > Huh? 16550 not 16650. Did you miss this? > > Raphael said "I forgot to mention the kind of UART in my mail but it is > a 16650A"
That's a typo. :-/ Two lines further in the same mail there was:
bash-2.05a# cat /proc/tty/driver/serial serinfo:1.0 driver revision: 0: uart:16550A port:000003F8 irq:4 tx:31 rx:7 RTS|CTS|DTR|DSR ^^^^^^
So I meant 16550A. Sorry.
Regards, -- Raphaël Hertzog
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