Oooooh! Thank you, I get it now. So that's what those comments meant!

Yes. But, the color space is 4 bits wide? 8*8 = 64 pixels 64 pixels * 4 bits = 256 bits 256 bits / 8 = 32 bytes needed? Or is my math completely broken (it's very likely 😉)

Starting off with the dosbox specific question first, since it's the only one I am certain about belonging here: Does anyone know how dosbox handles memory mapped I/O? I have been looking at the source code for the vga adapter, and searching the source with githubs built in search leaves mentions to …