Messages in this thread | | | Date | Tue, 15 Jun 2004 19:52:05 +0100 | From | Russell King <> | Subject | Re: more about serial console |
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On Tue, Jun 15, 2004 at 02:42:29PM -0400, foo@porto.bmb.uga.edu wrote: > On Mon, Jun 14, 2004 at 08:04:36PM -0400, foo@porto.bmb.uga.edu wrote: > > The other weird thing I have seen is with the serial console. After > > init loads the net bonding module and the network comes up, the serial > > console output stops, as though I had typed ^s. If I type a character > > (doesn't seem to matter what), instead of that character printing I see > > the next character of console output. I have to hold down a key for a > > few seconds to get the next few lines of output, then it starts printing > > on its own again. I've seen this with 2.6.7-rc3-bk4 and 2.6.6, not with > > 2.6.5 (I booted 2.6.6 by accident yesterday, I don't know how it does > > with NFS). > > More experience with 2.6.7-rc3-bk6: this is basically the same, although > the console stalled twice during one boot, once after mounting all the > filesystems and then again after the ethernet comes up (as always). > > Also, I was wrong about getting one character of output for each that I > type - it looks like I get 16 characters (if that many are available to > be printed, seemingly).
So it only happens when userspace is using the serial port and a few other things are in use.
Is anything sharing the serial port's interrupt?
-- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/ 2.6 Serial core - 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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