\r
**/\r
\r
-#ifndef _EFI_PCI_DEVICE_SUPPORT_H\r
-#define _EFI_PCI_DEVICE_SUPPORT_H\r
+#ifndef _EFI_PCI_DEVICE_SUPPORT_H_\r
+#define _EFI_PCI_DEVICE_SUPPORT_H_\r
\r
/**\r
Initialize the gPciDevicePool.\r
EFI_HANDLE RootBridgeHandle\r
);\r
\r
+/**\r
+ Check root bridge device is existed or not.\r
+\r
+ @param RootBridgeHandle Given root bridge handle.\r
+\r
+ @return root bridge device is existed or not.\r
+**/\r
BOOLEAN\r
RootBridgeExisted (\r
IN EFI_HANDLE RootBridgeHandle\r