Project Introduction: Porting Umon to the Beaglebone Black
Jarielle Catbagan
jcatbagan93 at gmail.com
Mon May 25 08:29:12 UTC 2015
Hello all:
I want to take this time to introduce myself and elaborate the purpose
for this post. My name is Jarielle Catbagan and I will be working on
porting Umon to the Beaglebone Black for GSoC 2015 with RTEMS.
I want to apologize for not posting here recently. I am currently
running on my last two weeks of classes. Since classes are almost
done, things are getting a bit hectic; projects due, final
examinations, etc. Once classes are done, I'll be able to go full
steam ahead, and when I do I am not stopping. :-)
Up until now, I was finishing creating the initial posts in my blog
for the project to give an overview of the project as well as some
preliminary work that I have done awhile back as a means of proving
myself. Please feel free to check out my blog at
http://www.jariellecatbagan.com and let me know what you guys think.
I'll be using this blog as the main form of documenting my progress
throughout the project.
Furthermore, I was setting up my development environment and making
myself familiar with the Umon sources obtained from the RTEMS repos
and reading up on the AM335x Technical Reference Manual, AMRv7A
Architecture Reference Manual, Beaglebone Black System Reference
Manual, and the MicroMonitor User Manual. I have yet to test and then
modify the layout of the revised Umon source tree obtained in order to
build the Umon image.
I have a repository at https://github.com/jrcatbagan/umon which I will
be using to track the development of the project. Currently there are
two branches, 'dev' is where I will be pushing my changes constantly,
ideally on a daily-basis, and then merging with the master whenever a
significant milestone has been reached.
I was and currently am tidying up the source code as I am in the
process of transforming a copied directory of the csb740 port into
that of the Beaglebone Black. Step-by-step I am stripping away the
unnecessary code, including the csb740 specifics and integrating the
essentials while trying to maximize code reuse as much as possible.
For the most part, I have been approaching the porting process from
top-to-bottom. That is, starting from the point where program
execution first begins and then working form there while modifying the
implementation to specifically tune it to the Beaglebone Black as I
traverse the source code. My intention for indicating my approach is
with the goal of catching any discrepancies. I will be elaborating
more on this approach as well as what I have done and currently doing
more extensively very shortly both here and in my blog.
Finally, to close things up for now up until the next post, I want to
indicate that I will be working diligently and swiftly to get a Umon
image with the essential functionalilty up and running on the
Beaglebone Black before midterm evals.
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