audk/IntelFrameworkModulePkg/Bus/Pci/PciBus/Dxe/PciHotPlugSupport.h

265 lines
4.4 KiB
C

/*++
Copyright (c) 2006 - 2007, 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.
Module Name:
PciHotPlugSupport.h
Abstract:
Revision History
--*/
#ifndef _EFI_PCI_HOT_PLUG_SUPPORT_H
#define _EFI_PCI_HOT_PLUG_SUPPORT_H
//
// stall 1 second
//
#define STALL_1_SECOND 1000000
typedef struct {
EFI_EVENT Event;
BOOLEAN Initialized;
VOID *Padding;
} ROOT_HPC_DATA;
extern EFI_PCI_HOT_PLUG_INIT_PROTOCOL *gPciHotPlugInit;
extern EFI_HPC_LOCATION *gPciRootHpcPool;
extern UINTN gPciRootHpcCount;
extern ROOT_HPC_DATA *gPciRootHpcData;
VOID
EFIAPI
PciHPCInitialized (
IN EFI_EVENT Event,
IN VOID *Context
)
/*++
Routine Description:
TODO: Add function description
Arguments:
Event - TODO: add argument description
Context - TODO: add argument description
Returns:
TODO: add return values
--*/
;
BOOLEAN
EfiCompareDevicePath (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath1,
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath2
)
/*++
Routine Description:
TODO: Add function description
Arguments:
DevicePath1 - TODO: add argument description
DevicePath2 - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
InitializeHotPlugSupport (
VOID
)
/*++
Routine Description:
TODO: Add function description
Arguments:
None
Returns:
TODO: add return values
--*/
;
EFI_STATUS
IsPciHotPlugBus (
PCI_IO_DEVICE *PciIoDevice
)
/*++
Routine Description:
TODO: Add function description
Arguments:
PciIoDevice - TODO: add argument description
Returns:
TODO: add return values
--*/
;
BOOLEAN
IsRootPciHotPlugBus (
IN EFI_DEVICE_PATH_PROTOCOL *HpbDevicePath,
OUT UINTN *HpIndex
)
/*++
Routine Description:
TODO: Add function description
Arguments:
HpbDevicePath - TODO: add argument description
HpIndex - TODO: add argument description
Returns:
TODO: add return values
--*/
;
BOOLEAN
IsRootPciHotPlugController (
IN EFI_DEVICE_PATH_PROTOCOL *HpcDevicePath,
OUT UINTN *HpIndex
)
/*++
Routine Description:
TODO: Add function description
Arguments:
HpcDevicePath - TODO: add argument description
HpIndex - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
CreateEventForHpc (
IN UINTN HpIndex,
OUT EFI_EVENT *Event
)
/*++
Routine Description:
TODO: Add function description
Arguments:
HpIndex - TODO: add argument description
Event - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
AllRootHPCInitialized (
IN UINTN TimeoutInMicroSeconds
)
/*++
Routine Description:
TODO: Add function description
Arguments:
TimeoutInMicroSeconds - microseconds to wait for all root hpc's initialization
Returns:
EFI_SUCCESS - All root hpc's initialization is finished before the timeout
EFI_TIMEOUT - Time out
--*/
;
EFI_STATUS
IsSHPC (
PCI_IO_DEVICE *PciIoDevice
)
/*++
Routine Description:
TODO: Add function description
Arguments:
PciIoDevice - TODO: add argument description
Returns:
TODO: add return values
--*/
;
EFI_STATUS
GetResourcePaddingForHpb (
IN PCI_IO_DEVICE *PciIoDevice
)
/*++
Routine Description:
TODO: Add function description
Arguments:
PciIoDevice - TODO: add argument description
Returns:
TODO: add return values
--*/
;
#endif