typedef struct {\r
INTEL_IGD_OPREGION_HEADER Header; ///< OpRegion header\r
INTEL_IGD_OPREGION_MBOX1 MBox1; ///< Mailbox 1: Public ACPI Methods\r
+ INTEL_IGD_OPREGION_MBOX2 MBox2; ///< Mailbox 2: Software SCI Inteface\r
+ INTEL_IGD_OPREGION_MBOX3 MBox3; ///< Mailbox 3: BIOS/Driver Communication\r
+ INTEL_IGD_OPREGION_VBT VBT; ///< VBT: Video BIOS Table (OEM customizable data)\r
+} IGD_IGD_OPREGION_STRUCTURE;\r
+#pragma pack()\r
+\r
+#endif\r