RADEON_DAC_FORCE_DATA_SHIFT
| (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT);
| (0x180 << RADEON_DAC_FORCE_DATA_SHIFT);
| (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT));
(0xec << RADEON_DAC_FORCE_DATA_SHIFT));