lucky one
root@CKone:/etc/default# dmesg |grep efifb
Code
[ 0.585141] efifb: probing for efifb
[ 0.585454] efifb: framebuffer at 0xf1000000, mapped to 0xffffc90006180000, using 1920k, total 1920k
[ 0.585456] efifb: mode is 800x600x32, linelength=3200, pages=1
[ 0.585457] efifb: scrolling: redraw
[ 0.585459] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0