i have always some problems when i want install ati drivers! When my drivers are (finally) ok... my redhat-alert-icon notify to me a new release of kernel! Oh damn'it! i must restart ati-drivers installation and its patches!
Now, from kernel 2.6.7 to 2.6.8 ati drivers work ok.
i have updated the kernel (2.6.7 to 2.6.8 with yum update).
reboot the system
in runlevel 3 (/sbin/init 3) i do:
and 3d are compiled!