RADEON_CRTC_OFFSET
bus_space_read_4(fb->mmiot, fb->mmioh, RADEON_CRTC_OFFSET);
bus_space_read_4(sc->sc_mmiot, sc->sc_mmioh, RADEON_CRTC_OFFSET);
WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
if (RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET)
WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
return !!(RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) &
bus_space_read_4(rdev->memt, rdev->rmmio_bsh, RADEON_CRTC_OFFSET);
WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset);