This web content details the process of running Linux on a low-end device, surpassing previous records in speed and accessibility. The author discusses selecting components like microSD slots and PSRAM chips for storage and DRAM replacement. The decision to emulate the MIPS R2000/R3000 chip for efficiency and familiarity is explained, along with the implementation of features like an FPU emulator. The MMU basics and the clever optimization of TLB usage in the MIPS MMU are also covered. The author shares insightful details on CPU emulation and choices, as well as enhancements for faster performance and practicality.
http://dmitry.gr/?r=05.Projects&proj=33.%20LinuxCard