Lup Yuen Lee 李立源 @lupyuen@qoto.org
- Pronouns/Gender/Sexuality
- He/Him/They, Bisexual/Asexual 🇸🇬
- Date of Birth
- 1969
- Articles
- https://lupyuen.org
IoT Techie and Educator / Apache NuttX PMC
Joined Jan 2020
Dispatching and Completing the UART Interrupts ... On #Ox64 BL808 #RISCV SBC with Apache #NuttX RTOS
Article: https://lupyuen.codeberg.page/articles/plic2.html#dispatch-the-interrupt
Lup Yuen Lee 李立源
boosted
@lupyuen Texas Instruments needs a market for $200 calculators.
Apache #NuttX RTOS in Kernel Mode ... Works great with TinyEMU #RISCV Emulator! 🎉
Source: https://github.com/lupyuen/ox64-tinyemu/tree/smode#start-nuttx-kernel-in-supervisor-mode
How we handle a #RISCV Interrupt with Platform-Level Interrupt Controller (PLIC)
Article: https://lupyuen.codeberg.page/articles/plic2.html#handle-the-interrupt
Lup Yuen Lee 李立源
boosted
@lupyuen They allow phones at school? Good idea
I once got smacked hard in front of the whole class by the PE teacher for sneaking in a dumb phone during the exam hour. No intention of cheating or anything, just my mother brainwashing the already innocent good boy me to carry one as a buffer for "emergency"
I once got smacked hard in front of the whole class by the PE teacher for sneaking in a dumb phone during the exam hour. No intention of cheating or anything, just my mother brainwashing the already innocent good boy me to carry one as a buffer for "emergency"
"the school gave everyone on campus – including staff – a Light Phone ... a “dumb” phone with limited functionality"
https://www.theguardian.com/lifeandstyle/2024/jan/17/cellphone-smartphone-bans-schools
"#GNOME adopted Vala as a new language to solve the short-comings of C. Vala seems to be dead"
https://gruenich.blogspot.com/2024/01/new-programming-language-needed-for-kde.html
"A detailed apology for how I interacted with the #Linux Kernel community ... are included, along with descriptions of what the technical issues were. I have been attending prison workshops, and working hard on improving my social skills to aid my becoming less of a danger to society"
"Due to (#WebGPU) Timing Attack concerns, Timestamp queries are quantized with a resolution of 100 microseconds, which provides a good compromise between Precision and Security"
QuickJS: #JavaScript Engine with POSIX support ... Will it compile for Apache #NuttX RTOS? 🤔
"Haier issued a Takedown notice to a software developer for creating #HomeAssistant integration plugins for the company's Home Appliances"
"#RISCV made the decision not to have Condition Codes ... Emulating x86-64 quickly on RISC-V is likely to be much harder because of this choice"
"any Linux or Windows workflow triggered from a public repository, using #GitHub’s default labels, will run on our faster, more powerful 4-vCPU runners"
https://github.blog/2024-01-17-github-hosted-runners-double-the-power-for-open-source/
How we Emulate the #Ox64 BL808 UART Port ... In TinyEMU #RISCV Emulator
Source: https://github.com/lupyuen/nuttx-tinyemu#intercept-uart-registers-for-ox64-bl808-emulator
We configure #RISCV Interrupts for #Ox64 BL808 SBC at Hart 0, Supervisor Mode
Article: https://lupyuen.codeberg.page/articles/plic2.html#hart-0-supervisor-mode
Fedora Asahi Remix: #Linux for M1 / M2 Macs
#LoRa Sensor "measures Heart Rate and Body Temperature using a form-fitting, lattice-like mesh of thermoplastic polyurethane"
Emulate #Ox64 BL808 #RISCV SBC in the Web Browser ... Making good progress! 👍
Source: https://github.com/lupyuen/nuttx-tinyemu#emulate-ox64-bl808-in-web-browser
- Pronouns/Gender/Sexuality
- He/Him/They, Bisexual/Asexual 🇸🇬
- Date of Birth
- 1969
- Articles
- https://lupyuen.org
IoT Techie and Educator / Apache NuttX PMC
Joined Jan 2020
