WREG_CRT
WREG_CRT(0x0c, crtcc);
WREG_CRT(0x0d, crtcd);
WREG_CRT(10, 0);
WREG_CRT(11, 0);
WREG_CRT(12, 0);
WREG_CRT(13, 0);
WREG_CRT(14, 0);
WREG_CRT(15, 0);
WREG_CRT(0x11, crtc11);
WREG_CRT(0x00, htotal - 4);
WREG_CRT(0x01, hdispend);
WREG_CRT(0x02, hblkstr);
WREG_CRT(0x03, (hblkend & 0x1f) | 0x80);
WREG_CRT(0x04, hsyncstr);
WREG_CRT(0x05, ((hblkend & 0x20) << 2) | (hsyncend & 0x1f));
WREG_CRT(0x06, vtotal & 0xff);
WREG_CRT(0x07, ((vtotal & 0x100) >> 8) |
WREG_CRT(0x09, ((vblkstr & 0x200) >> 4) |
WREG_CRT(0x10, vsyncstr & 0xff);
WREG_CRT(0x11, (vsyncend & 0x0f) | 0x20);
WREG_CRT(0x12, vdispend & 0xff);
WREG_CRT(0x14, 0);
WREG_CRT(0x15, vblkstr & 0xff);
WREG_CRT(0x16, vblkend & 0xff);
WREG_CRT(0x17, 0xc3);
WREG_CRT(0x18, linecomp & 0xff);
WREG_CRT(0x13, crtc13);