zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/drivers/iommu/intr_remapping.h b/ap/os/linux/linux-3.4.x/drivers/iommu/intr_remapping.h
new file mode 100644
index 0000000..5662fec
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/drivers/iommu/intr_remapping.h
@@ -0,0 +1,17 @@
+#include <linux/intel-iommu.h>
+
+struct ioapic_scope {
+ struct intel_iommu *iommu;
+ unsigned int id;
+ unsigned int bus; /* PCI bus number */
+ unsigned int devfn; /* PCI devfn number */
+};
+
+struct hpet_scope {
+ struct intel_iommu *iommu;
+ u8 id;
+ unsigned int bus;
+ unsigned int devfn;
+};
+
+#define IR_X2APIC_MODE(mode) (mode ? (1 << 11) : 0)