CONGRATZ LUP! :-)
On Sat, Mar 29, 2025 at 8:27 PM Lee, Lup Yuen <lu...@appkaki.com> wrote: > > Spotted in Unicorn Emulator: A Demo of Arm64 Memory Management Unit (MMU)... > in 18 Lines of Arm64 Assembly! (Pic below) > > Today we decipher the code inside the Arm64 MMU Demo, figure out how it > works. Which turns out to be surprisingly helpful in emulating NuttX for > Arm64 SBCs… > > (1) We look inside the Page Tables and Control Registers for MMU Demo > > (2) Study a mysterious bug that crashes NuttX on Unicorn Emulator > > (3) Somehow Unicorn won't enable the MMU for NuttX? > > (4) We simplify NuttX Kernel for QEMU and isolate > > (5) Aha it's a problem with the VM Addressable Size! > > (6) Thanks to Unicorn: We render a detailed NuttX Boot Flow > > (7) Soon we'll have a Unicorn Emulator for Avaota-A1 Arm64 SBC > > Check out the article: https://lupyuen.org/articles/unicorn3.html > > > > Lup -- CeDeROM, SQ7MHZ, http://www.tomek.cedro.info
