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RISC-V Linux BusyBox Single Board Notebook(tomlarkworthy.github.io)

2 points·by tlarkworthy·قبل 3 أشهر·13 comments
tomlarkworthy.github.io
RISC-V Linux BusyBox Single Board Notebook

https://tomlarkworthy.github.io/lopebooks/notebooks/@tomlarkworthy_linux-sbc.html

13 comments

snvzz·قبل 3 أشهر
The article spells RISC-V incorrectly as "Risk V" in some sentences.

This does not feel like the sort of error somebody going so far as to implement this would make.

Gut feeling is not good. Unfortunate.
tlarkworthy·قبل 3 أشهر
I just like the game Risk. It boots!
snvzz·قبل 3 أشهر
Please follow the guidelines[0] going forward.

0. https://riscv.org/about/brand-guidelines/
tlarkworthy·قبل 3 أشهر
OK fixed! As you clearly know this space well, what do think would make this project better? I was thinking I wanted to see a heatmap of memory access (pages?), and more detailed explaination of the opcodes, but getting the thing working took quite a while so I got a bit tired and stopped at the booting milestone, but I like the project a lot and now it is in a notebook I can basically probe any part of the system with dataviz tools to make it more tangible. Do you have anything you think would be helpful or cool for learners that you have not seen before in an emulator?
snvzz·قبل 3 أشهر
This is going to be very person by person.

e.g. I'd love to see cycles spent in each mode (machine/supervisor/user). Also how much idle (wfi).
tlarkworthy·قبل 3 أشهر
I added a viz for that! Its cool! You can see the transition to user mode https://bsky.app/profile/larkworthy.bsky.social/post/3mjcpky...
snvzz·قبل 3 أشهر
I love it.

In the graph, does it show the highest level of execution within the sample interval, or the current one at sample time?
tlarkworthy·قبل 3 أشهر
It counts every instruction and blends the colours for the three active modes. Then the height represents idleness. So it's a pretty high resolution measure!
sylware·قبل 3 أشهر
I get a blank page with links2 browser.
robalni·قبل 3 أشهر
Me too with w3m.

Wow, look at the page source! It's an insane amount of javascript. I wonder what it does.
tlarkworthy·قبل 3 أشهر
Evergreens only. Yes it's a whole OS in there, 7mb.
sylware·قبل 3 أشهر
There are still web devs unable to make the difference between a web site and a web app and how important the web site is in regards of the web app.
tlarkworthy·قبل 3 أشهر
This is an app, the file works from a file:// domain without a local Webserver. It's a different thing than other things you have seen.