X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=IntelFrameworkModulePkg%2FBus%2FPci%2FPciBusDxe%2FPciDeviceSupport.h;h=af162dc198c3423323545af182abb70c03a0b4ae;hb=c72216a6274deaaee46ebf58e3ae84f119a94b7f;hp=059077a89abf0b86b9fbbbe7ab43ff36a49f2c07;hpb=ed66e1bc0d2be0a185fc47adab4930c3b7e2767f;p=mirror_edk2.git

diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.h
index 059077a89a..af162dc198 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.h
+++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.h
@@ -1,4 +1,4 @@
-/**@file
+/** @file
 
 Copyright (c) 2006, Intel Corporation                                                         
 All rights reserved. This program and the accompanying materials                          
@@ -11,11 +11,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 **/
 
-#ifndef _EFI_PCI_DEVICE_SUPPORT_H
-#define _EFI_PCI_DEVICE_SUPPORT_H
+#ifndef _EFI_PCI_DEVICE_SUPPORT_H_
+#define _EFI_PCI_DEVICE_SUPPORT_H_
 
 /**
-  Initialize the gPciDevicePool
+  Initialize the gPciDevicePool.
 **/
 EFI_STATUS
 InitializePciDevicePool (
@@ -183,29 +183,36 @@ CreateRootBridge (
   );
 
 /**
-  Get root bridge device instance by specific handle
+  Get root bridge device instance by specific handle.
 
-  @param RootBridgeHandle    Given root bridge handle
+  @param RootBridgeHandle    Given root bridge handle.
 
-  @return root bridge device instance
+  @return root bridge device instance.
 **/
 PCI_IO_DEVICE *
 GetRootBridgeByHandle (
   EFI_HANDLE RootBridgeHandle
   );
 
+/**
+  Check root bridge device is existed or not.
+
+  @param RootBridgeHandle    Given root bridge handle.
+
+  @return root bridge device is existed or not.
+**/
 BOOLEAN
 RootBridgeExisted (
   IN EFI_HANDLE RootBridgeHandle
   );
 
 /**
-  Judege whether Pci device existed
+  Judege whether Pci device existed.
   
-  @param Bridge       Parent bridege instance 
-  @param PciIoDevice  Device instance
+  @param Bridge       Parent bridege instance. 
+  @param PciIoDevice  Device instance.
   
-  @return whether Pci device existed
+  @return whether Pci device existed.
 **/
 BOOLEAN
 PciDeviceExisted (
@@ -214,11 +221,11 @@ PciDeviceExisted (
   );
 
 /**
-  Active VGA device
+  Active VGA device.
   
-  @param VgaDevice device instance for VGA
+  @param VgaDevice device instance for VGA.
   
-  @return device instance
+  @return device instance.
 **/
 PCI_IO_DEVICE *
 ActiveVGADeviceOnTheSameSegment (
@@ -226,11 +233,11 @@ ActiveVGADeviceOnTheSameSegment (
   );
 
 /**
-  Active VGA device on root bridge
+  Active VGA device on root bridge.
   
-  @param RootBridge  Root bridge device instance
+  @param RootBridge  Root bridge device instance.
   
-  @return VGA device instance
+  @return VGA device instance.
 **/
 PCI_IO_DEVICE *
 ActiveVGADeviceOnTheRootBridge (
@@ -238,13 +245,13 @@ ActiveVGADeviceOnTheRootBridge (
   );
 
 /**
-  Get HPC PCI address according to its device path
-  @param PciRootBridgeIo   Root bridege Io instance
-  @param HpcDevicePath     Given searching device path
-  @param PciAddress        Buffer holding searched result
+  Get HPC PCI address according to its device path.
+  @param PciRootBridgeIo   Root bridege Io instance.
+  @param HpcDevicePath     Given searching device path.
+  @param PciAddress        Buffer holding searched result.
   
   @retval EFI_NOT_FOUND Can not find the specific device path.
-  @retval EFI_SUCCESS   Success to get the device path
+  @retval EFI_SUCCESS   Success to get the device path.
 **/
 EFI_STATUS
 GetHpcPciAddress (
@@ -254,10 +261,10 @@ GetHpcPciAddress (
   );
 
 /**
-  Get HPC PCI address according to its device path
-  @param RootBridge           Root bridege Io instance
-  @param RemainingDevicePath  Given searching device path
-  @param PciAddress           Buffer holding searched result
+  Get HPC PCI address according to its device path.
+  @param RootBridge           Root bridege Io instance.
+  @param RemainingDevicePath  Given searching device path.
+  @param PciAddress           Buffer holding searched result.
   
   @retval EFI_NOT_FOUND Can not find the specific device path.
 **/