KVM: Add support for in-kernel PIC emulation
Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index a42a6f3..d71712d 100644
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -408,8 +408,19 @@
struct file *filp;
struct kvm_io_bus mmio_bus;
struct kvm_io_bus pio_bus;
+ struct kvm_pic *vpic;
};
+static inline struct kvm_pic *pic_irqchip(struct kvm *kvm)
+{
+ return kvm->vpic;
+}
+
+static inline int irqchip_in_kernel(struct kvm *kvm)
+{
+ return pic_irqchip(kvm) != 0;
+}
+
struct descriptor_table {
u16 limit;
unsigned long base;