1 files changed, 16 insertions, 0 deletions

diff --git a/arch/x86/include/asm/device.h b/arch/x86/include/asm/device.h
new file mode 100644
index 000000000000..1bece04c7d9d
--- /dev/null
+++ b/arch/x86/include/asm/device.h
@@ -0,0 +1,16 @@
+#ifndef ASM_X86__DEVICE_H
+#define ASM_X86__DEVICE_H
+
+struct dev_archdata {
+#ifdef CONFIG_ACPI
+        void    *acpi_handle;
+#endif
+#ifdef CONFIG_X86_64
+struct dma_mapping_ops *dma_ops;
+#endif
+#ifdef CONFIG_DMAR
+        void *iommu; /* hook for IOMMU specific extension */
+#endif
+};
+
+#endif /* ASM_X86__DEVICE_H */