Comment 1 for bug 345542

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In , Bugzi09-fdo-tormod (bugzi09-fdo-tormod) wrote :

Created an attachment (id=25076)
dmesg with drm debug=1

Forwarded from Ubuntu bug https://bugs.launchpad.net/bugs/345542

DRM fails to initialize on PowerPC with Ubuntu kernel 2.6.28-5-powerpc, based on 2.6.28.1 (the 2.6.28-4-powerpc, based on 2.6.28, worked fine).

[drm:radeon_do_init_cp] *ERROR* could not find ioremap agp regions!

Unlike the problem with 2.6.29 reported earlier (http://bugzilla.kernel.org/show_bug.cgi?id=12441), "nopat" does not help.

The original reporters will also try newer kernels or build newer drm modules, but the reduced support for PowerPC in Ubuntu makes it more challenging.