target/arm: Handle HCR_EL2 accesses for FEAT_NV2 bits

[mirror_qemu.git] / cpu-target.c

diff --git a/cpu-target.c b/cpu-target.c
index 658d179582d45116d2277630f717e5f6359b5a01..5eecd7ea2d75d1e5edc7d2770db844b6ad596764 100644 (file)
--- a/cpu-target.c
+++ b/cpu-target.c
@@ -24,6 +24,7 @@
 #include "hw/qdev-core.h"
 #include "hw/qdev-properties.h"
 #include "qemu/error-report.h"
+#include "qemu/qemu-print.h"
 #include "migration/vmstate.h"
 #ifdef CONFIG_USER_ONLY
 #include "qemu.h"
@@ -42,7 +43,6 @@
 #include "hw/core/accel-cpu.h"
 #include "trace/trace-root.h"
 #include "qemu/accel.h"
-#include "qemu/plugin.h"
 
 uintptr_t qemu_host_page_size;
 intptr_t qemu_host_page_mask;
@@ -88,7 +88,7 @@ static const VMStateDescription vmstate_cpu_common_exception_index = {
     .version_id = 1,
     .minimum_version_id = 1,
     .needed = cpu_common_exception_index_needed,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_INT32(exception_index, CPUState),
         VMSTATE_END_OF_LIST()
     }
@@ -106,7 +106,7 @@ static const VMStateDescription vmstate_cpu_common_crash_occurred = {
     .version_id = 1,
     .minimum_version_id = 1,
     .needed = cpu_common_crash_occurred_needed,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_BOOL(crash_occurred, CPUState),
         VMSTATE_END_OF_LIST()
     }
@@ -118,12 +118,12 @@ const VMStateDescription vmstate_cpu_common = {
     .minimum_version_id = 1,
     .pre_load = cpu_common_pre_load,
     .post_load = cpu_common_post_load,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_UINT32(halted, CPUState),
         VMSTATE_UINT32(interrupt_request, CPUState),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (const VMStateDescription*[]) {
+    .subsections = (const VMStateDescription * const []) {
         &vmstate_cpu_common_exception_index,
         &vmstate_cpu_common_crash_occurred,
         NULL
@@ -131,23 +131,18 @@ const VMStateDescription vmstate_cpu_common = {
 };
 #endif
 
-void cpu_exec_realizefn(CPUState *cpu, Error **errp)
+bool cpu_exec_realizefn(CPUState *cpu, Error **errp)
 {
     /* cache the cpu class for the hotpath */
     cpu->cc = CPU_GET_CLASS(cpu);
 
     if (!accel_cpu_common_realize(cpu, errp)) {
-        return;
+        return false;
     }
 
     /* Wait until cpu initialization complete before exposing cpu. */
     cpu_list_add(cpu);
 
-    /* Plugin initialization must wait until cpu_index assigned. */
-    if (tcg_enabled()) {
-        qemu_plugin_vcpu_init_hook(cpu);
-    }
-
 #ifdef CONFIG_USER_ONLY
     assert(qdev_get_vmsd(DEVICE(cpu)) == NULL ||
            qdev_get_vmsd(DEVICE(cpu))->unmigratable);
@@ -159,6 +154,8 @@ void cpu_exec_realizefn(CPUState *cpu, Error **errp)
         vmstate_register(NULL, cpu->cpu_index, cpu->cc->sysemu_ops->legacy_vmsd, cpu);
     }
 #endif /* CONFIG_USER_ONLY */
+
+    return true;
 }
 
 void cpu_exec_unrealizefn(CPUState *cpu)
@@ -174,11 +171,6 @@ void cpu_exec_unrealizefn(CPUState *cpu)
     }
 #endif
 
-    /* Call the plugin hook before clearing cpu->cpu_index in cpu_list_remove */
-    if (tcg_enabled()) {
-        qemu_plugin_vcpu_exit_hook(cpu);
-    }
-
     cpu_list_remove(cpu);
     /*
      * Now that the vCPU has been removed from the RCU list, we can call
@@ -202,7 +194,7 @@ static Property cpu_common_props[] = {
                      prctl_unalign_sigbus, false),
 #else
     /*
-     * Create a memory property for softmmu CPU object, so users can
+     * Create a memory property for system CPU object, so users can
      * wire up its memory.  The default if no link is set up is to use
      * the system address space.
      */
@@ -250,6 +242,21 @@ void cpu_exec_initfn(CPUState *cpu)
 #endif
 }
 
+char *cpu_model_from_type(const char *typename)
+{
+    const char *suffix = "-" CPU_RESOLVING_TYPE;
+
+    if (!object_class_by_name(typename)) {
+        return NULL;
+    }
+
+    if (g_str_has_suffix(typename, suffix)) {
+        return g_strndup(typename, strlen(typename) - strlen(suffix));
+    }
+
+    return g_strdup(typename);
+}
+
 const char *parse_cpu_option(const char *cpu_option)
 {
     ObjectClass *oc;
@@ -277,12 +284,34 @@ const char *parse_cpu_option(const char *cpu_option)
     return cpu_type;
 }
 
+#ifndef cpu_list
+static void cpu_list_entry(gpointer data, gpointer user_data)
+{
+    CPUClass *cc = CPU_CLASS(OBJECT_CLASS(data));
+    const char *typename = object_class_get_name(OBJECT_CLASS(data));
+    g_autofree char *model = cpu_model_from_type(typename);
+
+    if (cc->deprecation_note) {
+        qemu_printf("  %s (deprecated)\n", model);
+    } else {
+        qemu_printf("  %s\n", model);
+    }
+}
+
+static void cpu_list(void)
+{
+    GSList *list;
+
+    list = object_class_get_list_sorted(TYPE_CPU, false);
+    qemu_printf("Available CPUs:\n");
+    g_slist_foreach(list, cpu_list_entry, NULL);
+    g_slist_free(list);
+}
+#endif
+
 void list_cpus(void)
 {
-    /* XXX: implement xxx_cpu_list for targets that still miss it */
-#if defined(cpu_list)
     cpu_list();
-#endif
 }
 
 #if defined(CONFIG_USER_ONLY)