CG_INTGFX_MISC
WREG32_P(CG_INTGFX_MISC, 0, ~0xFFF00000);
WREG32_P(CG_INTGFX_MISC, 0, ~FVTHROT_VBLANK_SEL);
WREG32_P(CG_INTGFX_MISC, FVTHROT_VBLANK_SEL, ~FVTHROT_VBLANK_SEL);