target/ppc: Assert if HV mode is set when running under a pseries machine

Signed-off-by: Suraj Jitindar Singh <sjitindarsingh@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20200330094946.24678-4-clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

target/ppc/mmu-radix64.c

@@ -231,6 +231,7 @@ int ppc_radix64_handle_mmu_fault(PowerPCCPU *cpu, vaddr eaddr, int rwx,
     ppc_v3_pate_t pate;
     bool relocation;
 
+    assert(!(msr_hv && cpu->vhyp));
     assert((rwx == 0) || (rwx == 1) || (rwx == 2));
 
     relocation = ((rwx == 2) && (msr_ir == 1)) || ((rwx != 2) && (msr_dr == 1));