The FAQ has some info on making the text console have more lines on x86-y machines, if that is what you are after.
2013/9/9 remy couture <[email protected]> > Hi, > > i'm looking for infos on how to play with the screen resolution on intel > framebuffer. > > Other OSes have some kind of "mode setting" at the boot loader level, what > about OpenBSD ? > > Thank you very much > > -- May the most significant bit of your life be positive.

