PciSegmentInfoLib.h File Reference

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Data Structures
struct	PCI_SEGMENT_INFO

Functions
PCI_SEGMENT_INFO *EFIAPI	GetPciSegmentInfo (UINTN *Count)

Detailed Description

Provides services to return segment information on a platform with multiple PCI segments.

This library is consumed by PciSegmentLib to support multiple segment PCI configuration access.

Copyright (c) 2017 - 2020, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file PciSegmentInfoLib.h.

Function Documentation

GetPciSegmentInfo()

PCI_SEGMENT_INFO *EFIAPI GetPciSegmentInfo

(

UINTN *

Count

)

Return an array of PCI_SEGMENT_INFO holding the segment information.

Note: The returned array/buffer is owned by callee.

Parameters

Count

Return the count of segments.

Return values

A	callee owned array holding the segment information.

Return all the root bridge instances in an array.

Parameters

Count

Return the count of root bridge instances.

Returns

All the root bridge instances in an array. The array should be passed into PciHostBridgeFreeRootBridges() when it's not used.

Definition at line 25 of file PciSegmentInfoLib.c.