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Path: sserve!manuel.anu.edu.au!munnari.oz.au!news.hawaii.edu!ames!sun-barr!cs.utexas.edu!uunet!mcsun!fuug!kiae!demos!newsserv From: "Andrew A. Chernov, Black Mage" <ache@astral.msk.su> Newsgroups: comp.unix.bsd Subject: Patch com.c for correct RTSCTS handle (silo overflow) Date: Thu, 26 Nov 92 23:36:23 +0300 Distribution: world Organization: Ha-oh-lahm Yetzirah Message-ID: <cF7LJ5hW40@astral.msk.su> Sender: news-service@newcom.kiae.su Reply-To: ache@astral.msk.su Keywords: RTSCTS com.c silo 386bsd Lines: 31 Hi, I found small bug in standard com.c driver, t_flags field NEVER contain CRTSCTS, but t_cflag filed does. Fix help me to minimize "silo overflow". *** com.c.was Sun Nov 22 02:52:48 1992 --- com.c Thu Nov 26 23:10:43 1992 *************** *** 400,406 **** outb(com+com_mcr, inb(com+com_mcr) & ~(MCR_DTR | MCR_RTS) | MCR_IENABLE); } else if ((stat & MSR_DCTS) && (tp->t_state & TS_ISOPEN) && ! (tp->t_flags & CRTSCTS)) { /* the line is up and we want to do rts/cts flow control */ if (stat & MSR_CTS) { tp->t_state &=~ TS_TTSTOP; --- 400,406 ---- outb(com+com_mcr, inb(com+com_mcr) & ~(MCR_DTR | MCR_RTS) | MCR_IENABLE); } else if ((stat & MSR_DCTS) && (tp->t_state & TS_ISOPEN) && ! (tp->t_cflag & CRTSCTS)) { /* the line is up and we want to do rts/cts flow control */ if (stat & MSR_CTS) { tp->t_state &=~ TS_TTSTOP; -- In-This-Life: Andrew A. Chernov | "Hay mas dicha, mas contento Internet: ache@astral.msk.su | "Que adorar una hermosura Organization: The RELCOM Corp., | "Brujuleada entre los lejos Moscow, Russia | "De lo imposible?!" (Calderon)