Name: Anonymous 2021-03-14 20:10
It doesn't exist on modern x86 hardware:
https://stackoverflow.com/questions/1165494/where-is-the-textmode-video-buffer-if-it-isnt-at-0xb8000
https://stackoverflow.com/questions/1165494/where-is-the-textmode-video-buffer-if-it-isnt-at-0xb8000