target/ppc: add HV support for POWER9

We now have enough support to boot a PowerNV machine with a POWER9
processor. Allow HV mode on POWER9.
Signed-off-by: NCédric Le Goater <clg@kaod.org>
Message-Id: <20190307223548.20516-16-clg@kaod.org>
Signed-off-by: NDavid Gibson <david@gibson.dropbear.id.au>

target/ppc/translate_init.inc.c

@@ -8895,7 +8895,7 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data)
                        PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ |
                        PPC_MEM_SYNC | PPC_MEM_EIEIO |
                        PPC_MEM_TLBSYNC |
-                       PPC_64B | PPC_64BX | PPC_ALTIVEC |
+                       PPC_64B | PPC_64H | PPC_64BX | PPC_ALTIVEC |
                        PPC_SEGMENT_64B | PPC_SLBI |
                        PPC_POPCNTB | PPC_POPCNTWD |
                        PPC_CILDST;
@@ -8907,6 +8907,7 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data)
                         PPC2_ISA205 | PPC2_ISA207S | PPC2_FP_CVT_S64 |
                         PPC2_TM | PPC2_ISA300 | PPC2_PRCNTL;
     pcc->msr_mask = (1ull << MSR_SF) |
+                    (1ull << MSR_SHV) |
                     (1ull << MSR_TM) |
                     (1ull << MSR_VR) |
                     (1ull << MSR_VSX) |