CRTC1_VGA
case CRTC1_VGA: /* analog connected screen on head 1, nothing on head 2 */
case CRTC1_VGA | CRTC2_VGA: /* analog connected screens on both heads */
case CRTC1_VGA | CRTC2_TMDS: /* analog connected screen on head 1, digital panel on head 2 */
if (!si->ps.con1_screen.digital) si->ps.monitors |= CRTC1_VGA;
si->ps.monitors |= CRTC1_VGA;
} else if(si->ps.monitors & CRTC1_VGA) {