4 ms·
A subset of CP/M calls is a pretty simple "rest of the system" to implement on top of an 8080/Z80 CPU emulation. (It's a bit of a cheat - like qemu's "Linux use
by andrewf 5y ago
A subset of CP/M calls is a pretty simple "rest of the system" to implement on top of an 8080/Z80 CPU emulation. (It's a bit of a cheat - like qemu's "Linux user mode emulation" or early version of DOSBox, because you restrict software to interacting with a high-level software interface, there are no lower-level details to aim for fidelity with)