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SubjectRe: serial flow control appears broken
Lee Howard schrieb:
> So, does this explain why I wouldn't have a problem at 115200 bps with
> kernel 2.2.5 but why I do with 2.6.5 and 2.6.18? Both hardware and
> software flow control work fine with 2.2.5 (meaning I don't see any
> error message and I don't have any data corruption), but neither works
> to avoid the "kernel: ttyS1: 1 input overrun(s)" and consequent data
> corruption issue in 2.6.5 nor 2.6.18.
> Was there some associated application change in tty handling that needed
> to occur between the 2.2 and 2.6 kernels to properly implement flow control?

Could this be related?

"I've recently found (using that configuring a serial ports
(ST16654) which use the 8250 driver using setserial results in the
UART's FIFOs being disabled (unless you specify autoconfig)."

Tilman Schmidt E-Mail:
Bonn, Germany
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