Description of problem: I no longer get video output when booting kernel 2.6.31-0.24.rc0.git18.fc12.x86_64 in a box equipped with a radeon x1300 pci-e video card. Video disappears pretty quickly, and dmesg gets filled with repeating error messages. Version-Release number of selected component (if applicable): kernel-2.6.31-0.24.rc0.git18.fc12.x86_64 xorg-x11-drv-ati-6.12.2-18.fc12.x86_64 Log spew: Jun 24 17:14:04 poseidon kernel: stereo mode not supported Jun 24 17:14:04 poseidon kernel: stereo mode not supported Jun 24 17:14:04 poseidon kernel: stereo mode not supported Jun 24 17:14:05 poseidon kernel: Forbidden register 0x208C in cs at 1 Jun 24 17:14:05 poseidon kernel: [drm:radeon_cs_ioctl] *ERROR* Invalid command stream ! Jun 24 17:14:06 poseidon kernel: Forbidden register 0x208C in cs at 1 Jun 24 17:14:06 poseidon kernel: [drm:radeon_cs_ioctl] *ERROR* Invalid command stream ! Jun 24 17:14:06 poseidon kernel: Forbidden register 0x208C in cs at 1 Jun 24 17:14:06 poseidon kernel: [drm:radeon_cs_ioctl] *ERROR* Invalid command stream ! Jun 24 17:14:06 poseidon kernel: Forbidden register 0x208C in cs at 1 Jun 24 17:14:06 poseidon kernel: [drm:radeon_cs_ioctl] *ERROR* Invalid command stream ! Jun 24 17:14:06 poseidon kernel: Forbidden register 0x208C in cs at 1 Jun 24 17:14:06 poseidon kernel: [drm:radeon_cs_ioctl] *ERROR* Invalid command stream ! The Forbidden/ERROR pair repeats ad infinitum, once per minute after the initial round of spew.
Working just fine with current rawhide, thank you very much.