S_00014C_MC_AGP_TOP 3855 drivers/gpu/drm/radeon/r100.c 			S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
S_00014C_MC_AGP_TOP 1345 drivers/gpu/drm/radeon/r300.c 			S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16));