Date: Tue, 29 May 2001 00:52:36 -0700 From: "Ted Mittelstaedt" <tedm@toybox.placo.com> To: "David Banning" <david@banning.com>, "Jonathan Chen" <jonathan.chen@itouch.co.nz> Cc: <questions@FreeBSD.ORG>, <freebsd-bugs@FreeBSD.ORG> Subject: RE: digiboard serial port behaviour problem Message-ID: <002601c0e814$5383a420$1401a8c0@tedm.placo.com> In-Reply-To: <20010529034027.A469@yahoo.com>
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Could you wrap the SCO program in a script that issues the command stty sane after the program exits? Ted Mittelstaedt tedm@toybox.placo.com Author of: The FreeBSD Corporate Networker's Guide Book website: http://www.freebsd-corp-net-guide.com >-----Original Message----- >From: owner-freebsd-questions@FreeBSD.ORG >[mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of David Banning >Sent: Tuesday, May 29, 2001 1:40 AM >To: Jonathan Chen >Cc: David Banning; Ted Mittelstaedt; questions@FreeBSD.ORG; >freebsd-bugs@FreeBSD.ORG >Subject: Re: digiboard serial port behaviour problem > > >Hi Jonathan. > >I am having a problem that relates to the patch that you helped >me with. I copy a message which I just posted to -questions. >Because this is a new problem to me, I wondered about the patch that >you made me aware of; So I put the old modules back in to check, and the >problem, went away (and of course the original problem, of some time ago, >came back) > >Here is a copy of my post; >------------------------------ >I am running a SCO program which seems to run fine. >When I exit back to the shell my prompt does not behave properly >at the console. > >Each time I hit return there is no line feed. It looks like this; > >bash-2.03$ bash-2.03$ bash-2.03$ > >and so on. My typing will not appear on the screen, but the commands are >effective. I have tried other shells, with the same effect. >I also have tried running the same test on a serial terminal, and this >does not pose a problem. >The problem does not seem to be machine oriented. I took the hard drive >out, and installed it in another machine and the new machine's console >shows the same problem. > >Any idea what could be causing this? >-------------------------------- > >The problem does not seem to effect X > >It would be great to get your idea of what's going on. > >For your reference the past is below; >-------------------------------------------------- > >On Wed, May 23, 2001 at 09:14:00AM +1200, Jonathan Chen wrote: >> On Tue, May 22, 2001 at 04:11:15PM +0000, David Banning wrote: >> > > But, this database program hangs when it comes time >> > > for the opening screen. >> > >> > Yes. >> > >> > > >> > > My guess is that the database program is doing something during >> > > the opening screen that has nothing whatsoever to do with the >> > > terminal session, but is making the process crash. Since this >> > > is an SCO program that is most likely a function call into the >> > > SCO libraries, and thence to the ibcs2 emulator. >> > >> > If that is the case, wouldn't the program also crash on the console? >> > It runs fine on the system console. It also runs fine over a network >> > connection running on a X-Win32 xterm session. >> >> There's a problem with the ibcs2 emulator when dealing with serial >> terminals. >> >> http://www.freebsd.org/cgi/query-pr.cgi?pr=8414 >> >> I'd posted a patch a *VERY* long time ago, but it hasn't been integrated >> into the system. Attached should be an updated patch for the 4.X-STABLE. >> >> Try rebuilding the ibcs2.ko module with the patch, it should fix your >> problem. >> >> Cheers. >> -- >> Jonathan Chen <jonathan.chen@itouch.co.nz> >> ---------------------------------------------------------------------- >> The Internet: an empirical test of the idea that a million monkeys >> banging on a million keyboards can produce Shakespeare > >> --- ibcs2_ioctl.c.old Wed May 23 09:02:52 2001 >> +++ ibcs2_ioctl.c Wed May 23 09:04:19 2001 >> @@ -166,6 +166,7 @@ >> if (l & IBCS2_HUPCL) r |= HUPCL; >> if (l & IBCS2_CLOCAL) r |= CLOCAL; >> bt->c_cflag = r; >> + bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f]; >> >> l = st->c_lflag; r = 0; >> if (l & IBCS2_ISIG) r |= ISIG; >> @@ -177,8 +178,6 @@ >> if (l & IBCS2_NOFLSH) r |= NOFLSH; >> if (l & IBCS2_TOSTOP) r |= TOSTOP; >> bt->c_lflag = r; >> - >> - bt->c_ispeed = bt->c_ospeed = s2btab[l & 0x0000000f]; >> >> bt->c_cc[VINTR] = >> st->c_cc[IBCS2_VINTR] ? st->c_cc[IBCS2_VINTR] : >_POSIX_VDISABLE; > > >-- >Hark, Hark, the dogs do bark >The Duke is fond of kittens >He likes to take their insides out >And use them for his mittens > From "The Thirteen Clocks" > >_________________________________________________________ >Do You Yahoo!? >Get your free @yahoo.com address at http://mail.yahoo.com > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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