Messages in this thread | | | Date | Wed, 7 Mar 2001 18:48:53 +0100 (MET) | From | Pozsar Balazs <> | Subject | Re: tts/0: 1 input overrun(s) |
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On Tue, 6 Mar 2001, James Stevenson wrote: > with the serial port it has a buffer when it recives data the > serial port buffer will fill up if data is not read quickly enough > the buffer will overflow hence the 1 input overrun > > to fix it your could try to reduce the data rate to the serial port > and what type of UART do you have in that port ?
I don't think this should be normal. The relevant dmesg part: Serial driver version 5.02 (2000-08-09) with MANY_PORTS SHARE_IRQ SERIAL_PCI ISAPNP enabled ttyS00 at 0x03f8 (irq = 4) is a 16550A ttyS01 at 0x02f8 (irq = 3) is a 16550A
I am using 115200.
Balazs Pozsar.
> >Hi all, > > > >I get the following message: > > tts/0: 1 input overrun(s) > > > >each time while downloading pictures from my digital camera via ttyS0, > >_and_ switching between an X session and textmode console. > >(ie, 1 switch -> 1 error) > > > >This is with 2.4.1. I don't remember getting these with 2.2 > >This error also means a transmit error (gphoto reports error and a packet > >has to be retransferred.) > > > >What is this? Why I'm getting it? What should I do? :) > > > >bye, > >Balazs Pozsar. > > > >- > >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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