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by bradder555
Thu Dec 19, 2013 2:08 am
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

I guess if we're going to abandon the bare metal approach. It might be worth moving onto p-forth?

At least that way it should be optimized by the c-compiler and you don't need to run it on top of Linux..?
by bradder555
Wed Nov 27, 2013 12:05 pm
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

Good to see you back Roland!!
by bradder555
Tue Nov 26, 2013 11:13 am
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

I had this working on RevB
by bradder555
Fri Nov 22, 2013 3:38 am
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

ahh, was i giving out-of-date advice?? My bad!! I'm glad that this thread is being stirred up again. I've really wanted to spend some time on this but i've been so busy!! I think there is a real potential for FORTH to be used as a real-time operating system. I think performance-wise it'll smash micr...
by bradder555
Thu Nov 21, 2013 3:09 am
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

If you're using Linux, use dd to copy a standard RPI image I.e. raspbian, then rename the kernel kernal.backup or something then take the forth kernal and replace the original one. Forth should then just work. Sorry I don't have more specifics, I'm on my mobile phone I haven't seen much activity on ...
by bradder555
Mon Mar 18, 2013 11:38 pm
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

Git will definitely ensure that everyone is working from the same material.

I think the goals that you have identified are a good start. My suggestion would be an spi driver too.
by bradder555
Sun Mar 17, 2013 1:27 pm
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

gosh its been so long since i last changed/modified my website, its actually musolutions.net i'll get it all forwarded properly tonight
by bradder555
Sun Mar 17, 2013 1:03 pm
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

Hay Roland I would be happy to host your stuff from my site (the website is currently under construction, it can be accessed from bradphillips.synology.me) i own the domain usolutions.net (although i've forgotten my login details for now). But if you give me your permission, i'll build a site and ho...
by bradder555
Sat Mar 09, 2013 8:45 am
Forum: Bare metal, Assembly language
Topic: Forth Operating System with Baking Pi roots.
Replies: 43
Views: 10650

Re: Forth Operating System with Baking Pi roots.

I have completed a fully operational Forth operating system with standard words per ANSI/IEEE X3.215 Web site lars.nocrew.org/dpans/dpans.htm , to learn forth go to http://www.forth.com/starting-forth/index.html. Not implemented is floating point, editor, assembler, and no file system. The Forth op...
by bradder555
Fri Mar 08, 2013 2:52 pm
Forum: Other projects
Topic: An OS for the R-Pi created completely in assembly
Replies: 54
Views: 18681

Re: An OS for the R-Pi created completely in assembly

Cheers Gahns! I've been working through the tutorials. I had no idea it would be so straight forward to blink the LED!

Once I've worked through the tutorials I'll see if i can find some existing forth assembly source code for another platform and see if i can port it across.
by bradder555
Fri Mar 08, 2013 5:08 am
Forum: Other projects
Topic: An OS for the R-Pi created completely in assembly
Replies: 54
Views: 18681

Re: An OS for the R-Pi created completely in assembly

i totally want to do this but i have no idea where to start, i learnt forth (and some assembly inside forth) on the 6811 at uni. i essentially want to use the arm11 as a programmable logic controller using i2c or spi to interface with an mpu for i/o. so i want to write forth from scrath using assemb...

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