target/ppc: Restrict PPCVirtualHypervisorClass to system-mode

The code related to PPC Virtual Hypervisor is pointless in user-mode.

Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20200526172427.17460-5-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

target/ppc/cpu.h

@@ -1202,6 +1202,7 @@ PowerPCCPUClass *ppc_cpu_class_by_pvr(uint32_t pvr);
 PowerPCCPUClass *ppc_cpu_class_by_pvr_mask(uint32_t pvr);
 PowerPCCPUClass *ppc_cpu_get_family_class(PowerPCCPUClass *pcc);
 
+#ifndef CONFIG_USER_ONLY
 struct PPCVirtualHypervisorClass {
     InterfaceClass parent;
     void (*hypercall)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
@@ -1215,10 +1216,8 @@ struct PPCVirtualHypervisorClass {
     void (*hpte_set_r)(PPCVirtualHypervisor *vhyp, hwaddr ptex, uint64_t pte1);
     void (*get_pate)(PPCVirtualHypervisor *vhyp, ppc_v3_pate_t *entry);
     target_ulong (*encode_hpt_for_kvm_pr)(PPCVirtualHypervisor *vhyp);
-#ifndef CONFIG_USER_ONLY
     void (*cpu_exec_enter)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
     void (*cpu_exec_exit)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
-#endif
 };
 
 #define TYPE_PPC_VIRTUAL_HYPERVISOR "ppc-virtual-hypervisor"
@@ -1230,6 +1229,7 @@ struct PPCVirtualHypervisorClass {
 #define PPC_VIRTUAL_HYPERVISOR_GET_CLASS(obj) \
     OBJECT_GET_CLASS(PPCVirtualHypervisorClass, (obj), \
                      TYPE_PPC_VIRTUAL_HYPERVISOR)
+#endif /* CONFIG_USER_ONLY */
 
 void ppc_cpu_do_interrupt(CPUState *cpu);
 bool ppc_cpu_exec_interrupt(CPUState *cpu, int int_req);

target/ppc/kvm_ppc.h

@@ -280,6 +280,17 @@ static inline bool kvmppc_has_cap_spapr_vfio(void)
     return false;
 }
 
+static inline void kvmppc_read_hptes(ppc_hash_pte64_t *hptes,
+                                     hwaddr ptex, int n)
+{
+    abort();
+}
+
+static inline void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1)
+{
+    abort();
+}
+
 #endif /* !CONFIG_USER_ONLY */
 
 static inline bool kvmppc_has_cap_epr(void)
@@ -310,17 +321,6 @@ static inline int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
     abort();
 }
 
-static inline void kvmppc_read_hptes(ppc_hash_pte64_t *hptes,
-                                     hwaddr ptex, int n)
-{
-    abort();
-}
-
-static inline void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1)
-{
-    abort();
-}
-
 static inline bool kvmppc_has_cap_fixup_hcalls(void)
 {
     abort();

target/ppc/translate_init.inc.c

@@ -10942,16 +10942,20 @@ static const TypeInfo ppc_cpu_type_info = {
     .class_init = ppc_cpu_class_init,
 };
 
+#ifndef CONFIG_USER_ONLY
 static const TypeInfo ppc_vhyp_type_info = {
     .name = TYPE_PPC_VIRTUAL_HYPERVISOR,
     .parent = TYPE_INTERFACE,
     .class_size = sizeof(PPCVirtualHypervisorClass),
 };
+#endif
 
 static void ppc_cpu_register_types(void)
 {
     type_register_static(&ppc_cpu_type_info);
+#ifndef CONFIG_USER_ONLY
     type_register_static(&ppc_vhyp_type_info);
+#endif
 }
 
 type_init(ppc_cpu_register_types)