To complete our workstation, after the video output, we need a keyboard and, eventually, a mouse.
TEMLIB v3 now includes a video controller suitable for the Sun4m workstation.
Adding Keyboard, Mouse, Video !
SPARC CPUs use condition codes, the famous NZVC bits (Negative, Zero, ‘Verflow and Carry).
Things you ought to know!
Some instructions last more than one cycle, even on RISC CPUs.
Integer registers are read at the beginning of the EXECUTE stage and are updated at the end of the WRITE stage.
There are many circumstances where a CPU may halt and jump to an exception vector:
This is the traditional RISC implementation, the one you find in hundreds of CPU cores, thousands of books, millions of computer architecture courses, gazillions chips.
Of course it runs NetBSD (and OpenBSD too)