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-rw-r--r--hw/core/machine.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 80647ed..36c2fb0 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -758,6 +758,38 @@ void machine_run_board_init(MachineState *machine)
if (nb_numa_nodes) {
machine_numa_finish_init(machine);
}
+
+ /* If the machine supports the valid_cpu_types check and the user
+ * specified a CPU with -cpu check here that the user CPU is supported.
+ */
+ if (machine_class->valid_cpu_types && machine->cpu_type) {
+ ObjectClass *class = object_class_by_name(machine->cpu_type);
+ int i;
+
+ for (i = 0; machine_class->valid_cpu_types[i]; i++) {
+ if (object_class_dynamic_cast(class,
+ machine_class->valid_cpu_types[i])) {
+ /* The user specificed CPU is in the valid field, we are
+ * good to go.
+ */
+ break;
+ }
+ }
+
+ if (!machine_class->valid_cpu_types[i]) {
+ /* The user specified CPU is not valid */
+ error_report("Invalid CPU type: %s", machine->cpu_type);
+ error_printf("The valid types are: %s",
+ machine_class->valid_cpu_types[0]);
+ for (i = 1; machine_class->valid_cpu_types[i]; i++) {
+ error_printf(", %s", machine_class->valid_cpu_types[i]);
+ }
+ error_printf("\n");
+
+ exit(1);
+ }
+ }
+
machine_class->init(machine);
}