I have two problems after the Mandrake ppc 9.1 installation:

1) I didn't succeed to configure Xfree. During the installation I
chose the iMac/iBook screen and the nv driver (I have a geforce2). The
problem is that I'm unable to start x (the screen is frozen).

2) When rebooting, it's impossible to launch Mac os X. The screen is
black when I choose the 'm' option (for 'mac os'). I need to type
'setenv boot-device hd:12,