Lup Yuen Lee 李立源 @lupyuen@social.cleverlibre.org

#RISCV Yocto #Linux works great on #Star64 JH7110 SBC ... Even KDE Plasma!

Article: https://lupyuen.codeberg.page/articles/linux.html#yocto-linux-with-kde-plasma

#RISCV Yocto #Linux is like Sourdough ... A tasty treat on #Star64 JH7110 SBC!

Article: https://lupyuen.codeberg.page/articles/linux.html#boot-yocto-linux-on-star64

Sourdough Magic

Recipe: https://lupyuen.codeberg.page/articles/sourdough.html

Let’s connect a USB Serial Adapter to #Star64 JH7110 #RISCV SBC ... So we can see the #Linux Boot Log

Article: https://lupyuen.codeberg.page/articles/linux.html#serial-console-on-star64

Modding #NuttX RTOS to run on #Star64 JH7110 in #RISCV Supervisor Mode (instead of Machine Mode) ... Hope we're doing it right 🤔

Source: https://github.com/lupyuen/nuttx-star64#initialise-risc-v-supervisor-mode

Watch what happens when we boot Yocto and Armbian #Linux on @PINE64 Star64 #RISCV SBC, based on StarFive JH7110 SoC

Article: https://lupyuen.codeberg.page/articles/linux

#NuttX on #RISCV QEMU needs Semihosting to access the Apps Filesystem ... Let's change this to Initial RAM Disk (initrd) for #Star64 JH7110 SBC 🤔

Source: https://github.com/apache/nuttx/issues/9501

#NuttX on #Star64 JH7110 hangs during UART Transmit ... Because we set the wrong Address Increment Between UART Registers 🙄

Source: https://github.com/lupyuen/nuttx-star64#hang-in-uart-transmit

Messy install of #HomeAssistant on Debian #Linux ... But it works OK with Google Home 👍

Source: https://gist.github.com/lupyuen/01cff0d4ca225984ca8fd0d999d7c76d

Here's how we decompile the #RISCV #Linux Kernel with Ghidra

Article: https://lupyuen.codeberg.page/articles/star64.html#decompile-the-kernel-with-ghidra

Decoding the #Linux Kernel Image Header for #RISCV

Article: https://lupyuen.codeberg.page/articles/star64.html#appendix-decode-the-risc-v-linux-header

#NuttX Scheduler Logging seems to have changed recently ... Here's how we enable the logging

Source: https://github.com/lupyuen/nuttx-star64#enable-scheduler-logging

#RISCV JH7110 "PineTab-V mainboard fresh from production ... assembly will start on early next week" 🤩

We build #NuttX for Kernel Mode ... Works better on #Star64 JH7110 #RISCV SBC. No more Machine Mode Instructions 👍

Source: https://github.com/lupyuen/nuttx-star64#hang-in-enter-critical-section

#HomeAssistant works OK with Google Home! 🎉

Source: https://gist.github.com/lupyuen/01cff0d4ca225984ca8fd0d999d7c76d

Every #RISCV Linux Kernel begins with the RISC-V #Linux Image Header ... We'll replicate this for Apache #NuttX RTOS

Article: https://lupyuen.codeberg.page/articles/star64.html#inside-the-kernel-image

Here's how Apache #NuttX RTOS will boot on #Star64 JH7110 #RISCV SBC

Article: https://lupyuen.codeberg.page/articles/star64.html#boot-nuttx-with-u-boot-bootloader

Apache #NuttX RTOS hangs on #Star64 JH7110 when entering Critical Section ... Because it uses #RISCV Machine Mode Registers. Let's fix this

Source: https://github.com/lupyuen/nuttx-star64#hang-in-enter-critical-section

Inspecting the #RISCV Yocto #Linux Image for #Star64 JH7110 SBC

Article: https://lupyuen.codeberg.page/articles/star64.html#yocto-image-for-star64

Testing #RISCV Armbian #Linux on #Star64 JH7110 SBC

Article: https://lupyuen.codeberg.page/articles/star64.html#armbian-image-for-star64