add: if (si->ps.card_arch == NV40A) DAC2W(CURPOS, (DAC2R(CURPOS)));
context: status_t nv_crtc2_cursor_show(){	LOG(4,("CRTC2: enabling cursor\n"));	/* enable access to secondary head */	set_crtc_owner(1);	/* b0 = 1 enables cursor */	CRTC2W(CURCTL0, (CRTC2R(CURCTL0) | 0x01));	return B_OK;}