From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maurilio Longo Subject: Re: dosemu 1.1.x and 1.1.4.13 bug (?) on CPUs faster than 2.0GHz Date: Thu, 13 Mar 2003 17:57:02 +0100 Sender: linux-msdos-owner@vger.kernel.org Message-ID: <3E70B85E.276A4BC@libero.it> References: <3E7069D7.CDAFE36A@libero.it> <3E70A1F5.1040607@norman.com.br> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: List-Id: Content-Type: text/plain; charset="us-ascii" To: linux-msdos@vger.kernel.org No, I use an old MS-DOS 5.x, now, even with latest patch from Bart, I can print to my serial printer with a dir > com1: but not from my clipper (protect mode, telepathy as comx: access library) app... To be more precise I can print very short strings, that is tp_open(1...) // open com port 1 tp_send(1, "hi there") // send string tp_close(1) works, but if there are more tp_send() one after the other I get no output!?!! 1.1.1.x was working nicely :( regards. Maurilio. Regards. Norman Schmidt Jr ha scritto: > Maurilio, were you using freedos with dosemu before you switched to > 1.1.4.13 and your clipper apps were printing? In freedos? I never could > put clipper printing (neither serial nor parallel) to work with > freedos+dosemu, but I started to use dosemu with 1.1.4, and never tried > any previous versions. Did the old versions of dosemu print from clipper > apps using freedos? The only way I could put clipper apps to print using > dosemu was using ms-dos or dr-dos... > Norman > > Maurilio Longo escreveu: > > >Ok, with this patch it works ok :) > > > >So I've switched to 1.1.4.13, but now my clipper program is not able to print to a serial > >printer anymore :( even if a > > > >dir > com1: > > > >from dos prompt works ok, but my program uses a third party library to communicate with > >serial devices > > > >I fear it has to do with latest changes to serial code... I'll try to dig a little more, > >but I'm not familiar with dosemu code and linux programming in general... > > > >regards. > > > > > > > >Bart Oldeman ha scritto: > > > > > > > >>On Wed, 12 Mar 2003, Maurilio Longo wrote: > >> > >> > >> > >>>I fear that cpu speed is inside a long int and this shoud explain why it happens, I'd > >>> > >>>like to know from someone who writes dosemu if this is true and how they plan to fix > >>>this. > >>> > >>> > >>it's a multiplication that overflows from an int -- try this patch: > >> > >>--- dosemu-1.1.4.13/src/base/init/config.c Sat Feb 15 14:49:31 2003 > >>+++ dosemu-1.1.4.14/src/base/init/config.c Wed Mar 12 14:38:28 2003 > >>@@ -484,7 +484,7 @@ > >> cdd[6]=0; sscanf(cdd,"%d",&df); > >> /* speed division factor to get 1us from CPU clocks - for > >> * details on fast division see timers.h */ > >>- chz = (di * 1000000) + df; > >>+ chz = (di * 1000000LL) + df; > >> > >> /* speed division factor to get 1us from CPU clock */ > >> config.cpu_spd = (LLF_US*1000000)/chz; > >> > >> > > > >-- > > __________ > >| | | |__| md2520@mclink.it > >|_|_|_|____| Team OS/2 Italia > > > > > >- > >To unsubscribe from this list: send the line "unsubscribe linux-msdos" in > >the body of a message to majordomo@vger.kernel.org > >More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > > > > > > > - > To unsubscribe from this list: send the line "unsubscribe linux-msdos" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- __________ | | | |__| md2520@mclink.it |_|_|_|____| Team OS/2 Italia