Lup Yuen Lee 李立源 @lupyuen@qoto.org
- Pronouns/Gender/Sexuality
- He/Him/They, Bisexual/Asexual 🇸🇬
- Date of Birth
- 1969
- Articles
- https://lupyuen.codeberg.page
IoT Techie and Educator / Apache NuttX PMC
Joined Jan 2020
"Rewind The Build" for Apache #NuttX RTOS ... To discover which PR Commit broke the build 👍
Source: https://github.com/lupyuen/nuttx-build-farm/blob/main/rewind-build.sh
Upcoming Board Farm for testing Apache #NuttX RTOS ... Great job Tomek Cedro! 👍
Source: https://lists.apache.org/thread/32twmd3rjl2hbj9h99bn2b7b6oq3wr3t
StarPro64 SBC @PINE64 with #RISCV EIC7700X SoC ... Works with a Touchscreen! 🤔
Source: https://pine64.org/2024/10/02/september_2024/#starpro64
Refurbished Cisco Switch ... For our Refurbished #NuttX Build Farm 👍
48 km Hike Hike to Mac Mac in Light Rain … Sandals are Best! 👍
🥲 My 1992 Thesis: "PC-Choices Object-Oriented Operating System"
Source: https://drive.google.com/file/d/1sHAykeClC5SE1Oj4i18_C2-ADCkYcaGn/view?usp=sharing
Continuous Integration Dashboard for Apache #NuttX RTOS ... #Prometheus and #Grafana
#Sophgo SG2000 Emulator is super helpful for Daily Automated Testing of Apache #NuttX RTOS 👍
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#daily-automated-testing
Emulating the other #Sophgo SG2000 Peripherals in #TinyEMU: GPIO, I2C, SPI, …
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-sg2000-peripherals
#TinyEMU Emulator supports only 32 #RISCV External Interrupts! Let's bump it up
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#increase-tinyemu-interrupts-to-64
When we press a key: #TinyEMU crashes with a SegFault ... Let's troubleshoot with LLDB
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#uart-input-triggers-segfault
Let's emulate the UART Input Registers in our #RISCV Emulator for #Sophgo SG2000 SoC
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-uart-input-registers
Inside TinyEMU #RISCV Emulator: We intercept the Memory Writes to emulate the UART Output Register
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-uart-output-registers
#NuttX Build Farm on macOS M2 Pro ... Gets boiling hot 😬
How we emulate the 16550 UART Controller in TinyEMU #RISCV Emulator
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#emulate-the-16550-uart-controller
#NuttX Simulator failing on macOS? Just remove Homebrew `ar` from PATH 👍
Source: https://github.com/apache/nuttx/pull/14606#pullrequestreview-2425925903
We change #RISCV `auipc` to `li` in our bespoke #TinyEMU Emulator for #Sophgo SG2000
Article: https://lupyuen.codeberg.page/articles/sg2000b.html#change-auipc-to-li-in-boot-code
- Pronouns/Gender/Sexuality
- He/Him/They, Bisexual/Asexual 🇸🇬
- Date of Birth
- 1969
- Articles
- https://lupyuen.codeberg.page
IoT Techie and Educator / Apache NuttX PMC
Joined Jan 2020
