Re: Serial issue

From: Russell King
Date: Fri Aug 18 2006 - 14:33:39 EST


On Fri, Aug 18, 2006 at 02:17:04PM -0400, Lee Revell wrote:
> On Fri, 2006-08-18 at 13:11 -0500, Paul Fulghum wrote:
> > Lee Revell wrote:
> > > But it had no effect.
> > >
> > > Could it be a hardware-specific bug? After all VIA chipsets are
> > > notorious for interrupts not working right.
> > >
> > > Any other suggestions?
> >
> > I can't think of any. The interrupts are occurring
> > and being serviced. Nothing else seems to be sitting
> > on that interrupt. It's reaching a bit: maybe there
> > is some console output interfering with the
> > file transfer protocol, but it only occurs with
> > interrupt enabled because of some initial timing?
> > (polling mode may delay things enough to work)
> > What protocol is ckermit using? (zmodem, etc)
> >
>
> I think it's just using the kermit file transfer protocol.

Are you transferring from or two the machine which is having a problem?
IOW, is the problem machine doing lots of receive or lots of transmit?

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
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