For anyone stuck with this issue. I have got the live image to boot into GUI mode using this at the "live" part
live video=radeonfb:off video=offb:off radeon.modeset=1 radeon.agpmode=-1
For anyone stuck with this issue. I have got the live image to boot into GUI mode using this at the "live" part
live video=radeonfb:off video=offb:off radeon.modeset=1 radeon.agpmode=-1