1): The disk doesn't seem to be emulated; it's just a rootfs in RAM. 2): See another thread here. 3): Check out cpux86.js. In the start() function at the very

1): The disk doesn't seem to be emulated; it's just a rootfs in RAM. 2): See another thread here. 3): Check out cpux86.js. In the start() function at the very end, the following section might be enlighting (even though it is a bit obfuscated by a javascript compressor): function start() { [...] If=32*1024*1024; ya.phys_mem_resize(If); ya.load_binary("vmlinux26.bin",0x00100000); Jf=ya.load_binary("root.bin",0x00400000); start=0x10000; ya.load_binary("linuxstart.bin",start); ya.eip=start; The files vmlinux26.bin, root.bin and linuxstart.bin are fetched from the server.