X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=EdkModulePkg%2FBus%2FPci%2FPciBus%2FDxe%2FPciLib.h;h=f8e88375d7a50a64c9d555de3d02c94823aebfae;hp=1e89445df6434c797549255984c87edb1096363c;hb=6874dbd0e24535c3c4a89dddfdac98ad25b0617b;hpb=878ddf1fc3540a715f63594ed22b6929e881afb4

diff --git a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciLib.h b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciLib.h
index 1e89445df6..f8e88375d7 100644
--- a/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciLib.h
+++ b/EdkModulePkg/Bus/Pci/PciBus/Dxe/PciLib.h
@@ -15,9 +15,9 @@ Module Name:
   
 Abstract:
 
-  PCI Bus Driver Lib header file
-  It abstracts some functions that can be different 
-  between light PCI bus driver and full PCI bus driver
+  PCI Bus Driver Lib header file.
+  Please use PCD feature flag PcdPciBusHotplugDeviceSupport to enable
+  support hot plug.
 
 Revision History
 
@@ -154,6 +154,18 @@ Returns:
 --*/
 ;
 
+EFI_STATUS
+PciHostBridgeResourceAllocator_WithoutHotPlugDeviceSupport (
+  IN EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL *PciResAlloc
+  )
+;
+
+EFI_STATUS
+PciHostBridgeResourceAllocator_WithHotPlugDeviceSupport (
+  IN EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL *PciResAlloc
+  )
+;
+
 EFI_STATUS
 PciScanBus (
   IN PCI_IO_DEVICE                      *Bridge,
@@ -181,6 +193,24 @@ Returns:
 --*/
 ;
 
+EFI_STATUS
+PciScanBus_WithHotPlugDeviceSupport (
+  IN PCI_IO_DEVICE                      *Bridge,
+  IN UINT8                              StartBusNumber,
+  OUT UINT8                             *SubBusNumber,
+  OUT UINT8                             *PaddedBusRange
+  )
+;
+
+EFI_STATUS
+PciScanBus_WithoutHotPlugDeviceSupport (
+  IN PCI_IO_DEVICE                      *Bridge,
+  IN UINT8                              StartBusNumber,
+  OUT UINT8                             *SubBusNumber,
+  OUT UINT8                             *PaddedBusRange
+  )
+;
+
 EFI_STATUS
 PciRootBridgeP2CProcess (
   IN PCI_IO_DEVICE *Bridge