[ECOS] Getting started with the i386 target and eCos.

Erik Reikes ereikes@hotmail.com
Tue Jan 29 10:19:00 GMT 2002

I managed to answer my own question by checking the last couple of days of 
the list (missed a post on Friday on exactly this topic).

For those who try this, the short answer is : recompile with latest sources!

Thanks to anyone who read the message and started to think about it.

-Erik Reikes

>From: "Erik Reikes" <ereikes@hotmail.com>
>To: ecos-discuss@sources.redhat.com
>Subject: [ECOS] Getting started with the i386 target and eCos.
>Date: Tue, 29 Jan 2002 11:13:30


>Hello all,
>   New to the list, first message, but I've been slogging through the
>archives.  Good to see a fair amount of activity over here.  I have a 
>of questions towards the end of my post after the setup stuff.
>Here's the host setup :
>Cygwin 1.3.9  (latest version).
>Binutils 2.11.2 (latest version).
>gcc 3.0.3 (latest version).
>I'm using the binary download of eCos 1.3.1 with the following changes :
>updated graphical config tool for deprecated //c/ nonsense.
>Redboot images are downloaded straight from RedHat.  I have the latest CVS
>snapshot in a seperate directory, but I haven't messed with it yet.
>The target is i386-elf and I've managed to get the precompiled redboot up
>and working on my target and I can see it with a HyperTerm Session over the
>When RedBoot comes up it says :
>RedBoot(tm) bootstrap and debug environment - built 05:37:52, Jun  8 2001
>Platform: PC (I386)
>Copyright (C) 2000, 2001, Red Hat, Inc.
>RAM: 0x00000000-0x000a0000, 0x0007c080-0x000a0000 available
>I am having trouble downloading the test applications as compiled straight
>out of the box (as in I say : Build|tests, Tools|Run Tests) with both the
>graphical tool and Insight.  With insight it starts to download and craps
>I found a couple of references on the list to this problem with insight
>being something to do with the GDB stubs being overwritten by the
>application code.  This makes sense to me, but as I understand it the only
>way to resolve this is to recompile RedBoot with modified stub parameters.
>My questions are as follows :
>1) Has anyone ever used the GUI config tool to run the tests against an 
>target using the default redboot image?  I get the feeling that almost
>everyone on the list is using the command line tools.
>2) Is there any way to recompile the RedBoot image with the proper settings
>using the GUI config tool?  The HAL related options seem to be greyed out.
>I'd like to know if I can solve these problems with the GUI.  Otherwise I
>have to go down the rabbit-hole and debug the mess of errors I get when
>trying to use ecosconfig on commandline (too late to start tonight).  I 
>from similar experience that getting the command line stuff going can be
>done and is often times a little smoother over-all, but its also a giant
>up-front time sync on most projects.
>Thanks in advance for any advice.
>-Erik Reikes
>PS  Does anyone know where there is a concise set of documentation for the
>command line tools?  The stuff I'm finding in chapter 14 of the user-guides
>is fairly sparse on actual working examples.  i.e. the examples they give 
>not work with the default install  ;)
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