Please consider reverting commit 3e22920fbd0005927bc41f71daeb056a0f4def82 by title of: drm/radeon: consolidate vga and dvi get_modes functions (v2)
I have bisected this as the culprit for my PowerMac 7,3 crashing back into OpenFirmware very early at boot with an invalid memory access. The diagnostic data printed is: %SSR0: 0000000.00c00000 %SSR1: 1000000.0083030 Regards, Tony V.
