Micro Code

Michael's blog about teaching, hardware, software and the things inbetween

Easter Egg in Sun 2/50 firmware

October 29, 2017 — Michael Engel

Easter eggs are hidden messages, images or pieces of software that programmers leave in binary images of software for others to discover.

While examining the Sun 2/50 boot ROM, I came across the one pictured below. I'll have to figure out if there is a way to actually get it displayed.

Sun 2/50 ROM easter egg

Update Thanks to a hint by one of my readers, the question of why this text is actually contained in the Sun 2 ROMs is solved:

Why the Sun 2 has the message "Love your country, but never trust its government?"

Tags: Sun, ROM, firmware, easteregg