View source for switching from nvidia to ATI on gentoo


install binary AMD drivers
 # '''emerge -av --quiet x11-drivers/ati-drivers'''
 
configure opengl
 # '''eselect opengl set ati'''

configure make.conf

add to make.conf...
 
 # fglrx = FireGL and Radeon for X... now called AMD Catalyst
 VIDEO_CARDS="fglrx"

recompile packages effected by use flags tied to make.conf video card config
 # '''emerge --ask --changed-use --deep @world'''                                                                             /usr/src/linux
 .
 .
 .
 These are the packages that would be merged, in order:
 
 Calculating dependencies... done!
 [ebuild   R    ] x11-base/xorg-drivers-1.14  VIDEO_CARDS="fglrx* -fbdev* -nvidia*" 
 
 Would you like to merge these packages? [Yes/No] yes

run aticonfig to back up and write a new /etc/X11/xorg.conf
 # '''aticonfig --initial'''

reboot

this all worked... tested OK