Lup Yuen Lee 李立源 @lupyuen@qoto.org

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

Let's boot Apache #NuttX RTOS over the Network with U-Boot and TFTP

Source: https://github.com/lupyuen/nuttx-star64#boot-from-network-with-u-boot-and-tftp

We test the #RISCV Armbian and Yocto #Linux Images ... On #Star64 JH7110 SBC

Article: https://lupyuen.codeberg.page/articles/star64.html#linux-images-for-star64

Let's inspect the #Linux Images for Star64 JH7110 #RISCV SBC @PINE64 ... And figure out how to boot Apache #NuttX RTOS!

Article: https://lupyuen.codeberg.page/articles/star64

Booting Apache #NuttX RTOS (and Linux) over the Network with TFTP

Source: https://github.com/lupyuen/nuttx-star64#boot-from-network-with-u-boot-and-tftp

Okinawa Black Sugar Sourdough

Recipe: https://lupyuen.codeberg.page/articles/sourdough.html#okinawa-black-sugar-sourdough

Fixing our #NuttX Boot Code ... So that it runs in #RISCV Supervisor Mode on #Star64 JH7110 SBC

Source: https://github.com/lupyuen/nuttx-star64#fix-the-nuttx-boot-code

Up Next: Apache #NuttX RTOS on Star64 JH7110 #RISCV SBC!

Article: https://lupyuen.codeberg.page/articles/riscv.html?5#jump-to-start

Switching #RISCV from Machine Mode to Supervisor Mode ... Just change the "m" registers to "s"

Source: https://github.com/lupyuen/nuttx-star64#downgrade-nuttx-to-supervisor-mode