OSDev.org

Posted: **Tue Mar 11, 2003 12:49 pm**

hi
does any one has the code for scrolling the screen
down .. i mean when we are printing on the scree..
thanx

Posted: **Tue Mar 11, 2003 1:41 pm**

Just copy everything one line up and clear the last one:

memcpy(video_memory, (void*) (0xb8000+(80*2)), 24*80*2);
memset((void*) (0xb8000+(24*80*2)), 0, 80);

video_memory is, of course, 0xb8000

scrolling the screen