@@ -319,4 +319,16 @@ int kvm_irqchip_remove_irqfd_notifier(KVMState *s, EventNotifier *n, int virq);
void kvm_pc_gsi_handler(void *opaque, int n, int level);
void kvm_pc_setup_irq_routing(bool pci_enabled);
void kvm_init_irq_routing(KVMState *s);
+
+/**
+ * kvm_arch_irqchip_create:
+ * @KVMState: The KVMState pointer
+ *
+ * Allow architectures to create an in-kernel irq chip themselves.
+ *
+ * Returns: < 0: error
+ * 0: irq chip was not created
+ * > 0: irq chip was created
+ */
+int kvm_arch_irqchip_create(KVMState *s);
#endif
@@ -1298,10 +1298,17 @@ static int kvm_irqchip_create(KVMState *s)
return 0;
}
- ret = kvm_vm_ioctl(s, KVM_CREATE_IRQCHIP);
+ /* First probe and see if there's a arch-specific hook to create the
+ * in-kernel irqchip for us */
+ ret = kvm_arch_irqchip_create(s);
if (ret < 0) {
- fprintf(stderr, "Create kernel irqchip failed\n");
return ret;
+ } else if (ret == 0) {
+ ret = kvm_vm_ioctl(s, KVM_CREATE_IRQCHIP);
+ if (ret < 0) {
+ fprintf(stderr, "Create kernel irqchip failed\n");
+ return ret;
+ }
}
kvm_kernel_irqchip = true;
@@ -27,3 +27,4 @@ stub-obj-y += vm-stop.o
stub-obj-y += vmstate.o
stub-obj-$(CONFIG_WIN32) += fd-register.o
stub-obj-y += cpus.o
+stub-obj-y += kvm.o
new file mode 100644
@@ -0,0 +1,7 @@
+#include "qemu-common.h"
+#include "sysemu/kvm.h"
+
+int kvm_arch_irqchip_create(KVMState *s)
+{
+ return 0;
+}