If the graphics crash uses DMA to override the MMIO area (assuming it's really the graphics crash) then it would require VT-d to protect it. But write protecting it to on the CPU level is probably a good start, just it might not be not enough.
If the graphics crash uses DMA to override the MMIO area (assuming it's really
the graphics crash) then it would require VT-d to protect it. But write protecting it to on the CPU level is probably a good start, just it might not be not enough.