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Linux RISC-V kernel hacker
Maintainer of T-Head TH1520 SoC

After letting them simmer for a few days, they’re finally ready! The videos are now online and waiting for you to watch. You’ll also find the presentation slides we’ve received so far.

Enjoy!

Slides and videos: https://kernel-recipes.org/en/2025/schedule/

Watch all the videos : https://www.youtube.com/playlist?list=PLQ8PmP_dnN7JIsjWbFPeRdze4MQHHkIm8

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@a it's informal discussion so no fixed topic
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FYI the Portland Linux kernel meetup is still happening but we stopped paying for Meetup. Next one will be October 16th (Thu). Follow here https://groups.google.com/g/pdxkernel and https://ikluft.github.io/pdx-lkmu/
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Curious about how the day is going to go? The first four hours of the livestream looks like this! Join us on YouTube! https://www.youtube.com/watch?v=Yn0e7APWtnY

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The next Open Hardware Summit will be in Berlin! Follow @oshwassociation for more!

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We're moving into after noon programming! Check out who's speaking in the next four hours! Join us: https://www.youtube.com/watch?v=Yn0e7APWtnY

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@conor What plugins do you use? I use nvim but I feel like I'm too vanilla. I've been meaning to do something a bit more fancy.
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@monsieuricon 'ChaosEsque Team' has been sending rude spam. Is it possible to block them on the kernel.org lists?
https://lore.kernel.org/all/CALC8CXeXUGGujKjZbzCTXa5iyrk5XGWaCXTvtQODu+HCEDOYmw@mail.gmail.com/
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@monsieuricon Thanks for dealing with that. I love b4 and lore!
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Live now! Join @crowdsupply @helenleigh for a conversation with Tim Ansell (@mithro) about wafer.space, a new way for chip designers to easily turn a design into real, working chips: https://www.youtube.com/watch?v=tEOmnN8IAjs

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5m until we are live! http://youtu.be/tEOmnN8IAjs

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@gregkh Great benchmark! Very interesting to see all your different machines. I did like what I saw of the Framework 13 at KR. 3:2 make so much more sense! I had been thinking earlier this year about getting the Framework 12 but it good to your opinion that it not quite fast enough.
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"register windows. It's like extended memory, but for your registers!"
https://lore.kernel.org/linux-riscv/CAHk-=wji-hEV1U1x92TLsrPbpSPqDD7Cgv2YwzeL-mMbM7iaRA@mail.gmail.com/
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is already over! A huge thank you…

... to all the speakers who made this edition such a success,

to our godfather @paulmckrcu who did an incredible job putting together and keeping track of the agenda,

to Jean-Christophe for making the livestream possible and running the sound and video so flawlessly,

to @Aissen for the amazing live blog,

to Erwan for his spot-on mic throws,

to Frank for joining us on this third day and adding that little touch of craziness to the conference,

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Benchmarking the different machines in my office with the wonderful kcbench: http://www.kroah.com/log/blog/2025/10/01/the-only-benchmark-that-matters-is.../
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Thorsten Leemhuis (acct. 1/4)

Edited 7 months ago

""WE ARE NOT PREEMPTIVELY SUPPORTING BIG-ENDIAN ON RISC-V""

Linus send that to a few hours ago, after somebody asked if some of the big-endian work will make it into 6.18.

For the full thread, see: https://lore.kernel.org/lkml/CAHk-%3DwgYcOiFvsJzFb%2BHfB4n6Wj6zM5H5EghUMfpXSCzyQVSfA@mail.gmail.com/t/#mce138059dc56014643bbda330810183031ef5c06

There he calls the reasons documented on riscv.org as "craziness" and insane:

""In other words, it is suggesting that RISC-V add a big-endian mode due to

(a) internet protocols - where byte swapping is not an issue

(b) using "some RISC-V implementations don't do the existing Zbb extension" as an excuse

This is plain insanity. First off, even if byte swapping was a real cost for networking - it's not, the real costs tend to be all in memory subsystems - just implement the damn Zbb extension.""

That's from https://lore.kernel.org/lkml/CAHk-%3DwgYcOiFvsJzFb%2BHfB4n6Wj6zM5H5EghUMfpXSCzyQVSfA@mail.gmail.com/t/#m2fcaa49a910fec7475d313f01abfc861bd588ad5

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@mithro spoke about his new company wafer.space on the Amp Hour podcast. wafer.space will fab designs on Global Foundries 180nm (GF180MCU)

https://theamphour.com/703-building-wafer-space-with-tim-ansell

The photo/artwork is amazing

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