Date: Mon, 24 Aug 1998 09:54:37 +0100 (BST) From: Doug Rabson <dfr@nlsystems.com> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: "Jordan K. Hubbard" <jkh@time.cdrom.com>, freebsd-alpha@FreeBSD.ORG Subject: Re: FreeBSD/Alpha make buildworld stops at groff Message-ID: <Pine.BSF.4.01.9808240951590.17263-100000@herring.nlsystems.com> In-Reply-To: <13792.23270.918856.724787@grasshopper.cs.duke.edu>
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On Sun, 23 Aug 1998, Andrew Gallatin wrote: > Speaking of this, does anybody know how to recover a serial line on a > 3.0-current/i386 host after a gdb remote attach times out? If I > fumble on setting the baud rate properly, or make some other screwup, > gdb leaves the line 'busy' & I cannot seem to get it back w/o > rebooting my destop machine (which is running a 3.0-current kernel > from sources cvsupped circa July 20th). This is both with the gdb > from Doug's directory on freefall & with one I built myself. > > Nobody has the file open, tip, kermit, etc all fail to open it. There > are no lock files that I can find. A ktrace of tip trying to open it > looks like: > > 2406 tip CALL open(0x12030,0x2,0xa) > 2406 tip NAMI "/dev/cuaa0" > 2406 tip RET open -1 errno 16 Device busy > > Thanks, I've never seen this but I'm normally very careful when attaching GDB. I always wait until after the target has stopped before trying to attach. I also use a macro so I never have to mistype the speed: define ak #set remotechat 1 set remotebaud 57600 target remote /dev/cuaa1 end -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 951 1891 Fax: +44 181 381 1039 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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