[uCsimm] RE: [uClinux-dev] Missing 0x10 in incoming serial stream

From: mdurrant@uclinux.org
Date: Wed Jun 13 2001 - 12:29:36 EDT


Andrew is correct the cvs replacement file is only for the uCsimm not the
uCdimm.

--
Michael

On Wed, 13 Jun 2001, Andrew Bealing wrote:

> -----Original Message----- > From: mdurrant@uclinux.org [SMTP:mdurrant@uclinux.org] > Sent: Wednesday, 13 June 2001 10:37 > To: 'uclinux-dev@uclinux.org' > Cc: ucsimm@uclinux.com; ucdimm@uclinux.com > Subject: [uClinux-dev] Missing 0x10 in incoming serial stream > > > The original 68328serial.c was intended for console operations for what I > recall. The intent of control-P and control-R handling was to > allow on console debuging of an operating module. So that the control-P > would printout debugging register information and control-R would allow > for remote rebooting of the uCsimm module. A handy feature when using the > xcopilot emulator or uCsimm for debuging applications. > [Andrew Bealing] > I figured that must have been the case. > > For uCsimm users I see that Evan has updated the cvs.uclinux.org version > of 68328serial.c found at: > http://cvs.uclinux.org/cgi-bin/cvsweb/uClinux-2.0.x/drivers/char/68328se > rial.c > > This will only enable this debugging mode for uCsimm and xcopilot consoles > when the __KERNEL_DEBUGGING__ flag is thrown at the root level Makefile. > [Andrew Bealing] > I downloaded the new code to see if it would just drop in over my existing > distribution and tried to compile it, but the #elif defined(CONFIG_UCDIMM) > is not in the new file and there's heaps of undeclared identifiers (e.g. > UTX) so I'll just stick with my 'hack' for now (essentially the same fix > anyway). > > As for uCdimm its serial driver supports multiple serial ports. I will > see if Evan and Michael Lelsie can post a patch. > [Andrew Bealing] > Thanks. Lately there's been some chat about freezing the code for stable > releases. I'd just like to add my two cents worth and echo what someone > else has already stated; that is that I am busy developing the software for > a project that uses uClinux (on a uCdimm) and while I gratefully > acknowledge the effort so many people (such as yourself) put into uClinux, > I must focus on my own software and its problems and have to have a known > and stable o/s beneath it that I can trust. For this reason I am happy > sticking with the CD (2.0.38.1pre10) and not bother chasing the > lastest-and-greatest until I can trust it is stable enough to warrant all > the effort (and re-testing) of switching to. > > Keep up the good work and once again, many thanks. This is a tremendous > platform. > > Cheers. > > -- > Michael > mdurrant@uclinux.org > > > > On Tue, 12 Jun 2001, Andrew Bealing wrote: > > > Ah ha!!!! I was just looking at the file 68328VZserial.c when I got this > message and spotted it straight away! Many thanks. > > > > If only Evan (at least he had the balls to intial his mods!) could know > how much grief he just caused me (and others too it seems)..... > > > > Thanks again Joaquin and eveyone else who contributed. > > > > I'm flashing the new image as I speak, so I'll know if my 'fix' > (commenting-out) worked. > > > > Cheers. > > AB > > > > -----Original Message----- > > From: Joaquin Garay [SMTP:jtagaurj@bi.ehu.es] > > Sent: Monday, 11 June 2001 21:25 > > To: uclinux-dev@uclinux.org > > Subject: Re: [uClinux-dev] Missing 0x10 in incoming serial stream > > > > I got the same problem a few days ago and found the answer in the mail > > archive. The message posted was: > > > > > Anyone involved with binary serial comms with uClinux ? > > > If the serial driver does strange things (e.g. output > > > unwanted status reports, or uClinux reboots) look at > > > /opt/uClinux/linux/drivers/char/68328serial.c in the function > > > receive_chars and..... OUCH !!!!! > > > Is this a "feature", or someone forgot to remove this ????? > > > > The ^C and ^R characters have special functions asociated. You were > > lucky about having problems with the > > ^C string, I got the ucsimm reseted once and again whenever a ^R was > > received and almost go crazy trying to figure out WHAT was making the > > ucsimm reset. > > > > jokin > > This message resent by the uclinux-dev@uclinux.org list server > http://www.uClinux.org/ > > This message resent by the uclinux-dev@uclinux.org list server http:// > www.uClinux.org/ > > > > This message resent by the uclinux-dev@uclinux.org list server > http://www.uClinux.org/ > This message resent by the uclinux-dev@uclinux.org list server http://www.uClinux.org/ >

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