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Peter Xu authored
QEMU edu device is a pci device that is originally written for educational purpose, however it also suits for IOMMU unit test. Adding helpers for this specific device to implement the device logic. The device supports lots of functions, here only DMA operation is supported. The spec of the device can be found at: https://github.com/qemu/qemu/blob/master/docs/specs/edu.txt Reviewed-by: Andrew Jones <drjones@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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