Tiny-FAT is FAT-like file system simulator, it's just work like a file system but it's not a real kernel.
disk.cc
: It use a bit array in mem to simulate the disk, and to make it more real, we provide a toy interface work as a disk driver.kernel.cc
: Here are some POSIX flavored syscall.bash.cc
: A implementation of a toy bash.
Learn it yourself.