qemu: Add support to launch an SEV guest
QEMU >= 2.12 provides 'sev-guest' object which is used to launch encrypted VMs on AMD platform using SEV feature. The various inputs required to launch SEV guest is provided through the <launch-security> tag. A typical SEV guest launch command line looks like this: -object sev-guest,id=sev0,cbitpos=47,reduced-phys-bits=5 ...\ -machine memory-encryption=sev0 \ Signed-off-by: NBrijesh Singh <brijesh.singh@amd.com> Reviewed-by: NErik Skultety <eskultet@redhat.com>
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