RADEON_DAC_CNTL2
PRINTREG(RADEON_DAC_CNTL2);
SET32(sc, RADEON_DAC_CNTL2,
CLR32(sc, RADEON_DAC_CNTL2,
PRINTREG(RADEON_DAC_CNTL2);
PATCH32(sc, RADEON_DAC_CNTL2,
SET32(sc, RADEON_DAC_CNTL2,
PRINTREG(RADEON_DAC_CNTL2);