SetBit
| SetBit(7);
| SetBit(4)
| SetBit(6)
state->crtc[0x11] = SetBitField(v_end, 3: 0, 3:0) | SetBit(5);
newmode.crtc[0x3] = SetBitField (hBlankEnd, 4: 0, 4:0) | SetBit (7);
| SetBit (4)
| SetBit (6);
| SetBit (5);