This bug acts as collection of existing OSS doing DMAR verification: - [https://github.com/Xilinx/xen/blob/master/xen/drivers/passthrough/vtd/dmar.c](https://github.com/Xilinx/xen/blob/master/xen/drivers/passthrough/vtd/dmar.c)
This bug acts as collection of existing OSS doing DMAR verification: