Amiga-os-310-a600.rom

…you must supply a valid Kickstart ROM file. The generic kick31.rom (used for A1200/A4000) will not correctly emulate an A600’s IDE and PCMCIA behavior. Using the correct amiga-os-310-a600.rom ensures cycle-exact compatibility.

Wait — that’s all zeros? No, the first two bytes ( 11 14 ) are the ( 0x1114 = "Kickstart" magic). Then zeros until offset 0x28 where the exec base pointer lives. Amiga-os-310-a600.rom

: Drivers for floppy disks and IDE hard drives (essential for the A600). Device Drivers …you must supply a valid Kickstart ROM file

So what is this amiga-os-310-a600.rom ?

Let’s hexdump -C the first 64 bytes: