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/** @file
This protocol is used to add or remove all PCI child devices on the PCI root bridge.
Copyright (c) 2006 - 2009, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __PCI_HOTPLUG_REQUEST_H_
#define __PCI_HOTPLUG_REQUEST_H_
#define EFI_PCI_HOTPLUG_REQUEST_PROTOCOL_GUID \
{0x19cb87ab,0x2cb9,{0x4665,0x83,0x60,0xdd,0xcf,0x60,0x54,0xf7,0x9d}}
typedef enum {
EfiPciHotPlugRequestAdd,
EfiPciHotplugRequestRemove
} EFI_PCI_HOTPLUG_OPERATION;
typedef struct _EFI_PCI_HOTPLUG_REQUEST_PROTOCOL EFI_PCI_HOTPLUG_REQUEST_PROTOCOL;
/**
Hot plug request notify.
@param This A pointer to the hot plug request protocol.
@param Operation The operation.
@param Controller A pointer to the controller.
@param RemainingDevicePath A pointer to the device path.
@param NumberOfChildren A the number of child handle in the ChildHandleBuffer.
@param ChildHandleBuffer A pointer to the array contain the child handle.
@retval EFI_NOT_FOUND Can not find bridge according to controller handle.
@retval EFI_SUCCESS Success operating.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_PCI_HOTPLUG_REQUEST_NOTIFY) (
IN EFI_PCI_HOTPLUG_REQUEST_PROTOCOL *This,
IN EFI_PCI_HOTPLUG_OPERATION Operation,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL,
IN OUT UINT8 *NumberOfChildren,
IN OUT EFI_HANDLE *ChildHandleBuffer
);
struct _EFI_PCI_HOTPLUG_REQUEST_PROTOCOL {
EFI_PCI_HOTPLUG_REQUEST_NOTIFY Notify;
};
extern EFI_GUID gEfiPciHotPlugRequestProtocolGuid;
#endif
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