3 ms·
Looking at [2], They did not. Only has FWRITE and FREAD, later on in the linked v7 they added FPIPE, not sure how TTY's are handled back then, but I bet it was
by jetbalsa 3y ago
Looking at [2], They did not. Only has FWRITE and FREAD, later on in the linked v7 they added FPIPE, not sure how TTY's are handled back then, but I bet it was a device driver of some kind with the real basic BIOS those systems had.