RADEON_DP_BRUSH_FRGD_CLR
OUTREG(ai->regs, RADEON_DP_BRUSH_FRGD_CLR, colorIndex);
OUTREG( ai->regs, RADEON_DP_BRUSH_FRGD_CLR, colorIndex);
WRITE_IB_REG( RADEON_DP_BRUSH_FRGD_CLR, 0xffffffff);
OUTREG( ai->regs, RADEON_DP_BRUSH_FRGD_CLR, 0xffffffff);