2 MM PCI Root Bridge IO protocol as defined in the PI 1.5 specification.
4 This protocol provides PCI I/O and memory access within MM.
6 Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
7 SPDX-License-Identifier: BSD-2-Clause-Patent
11 #ifndef _MM_PCI_ROOT_BRIDGE_IO_H_
12 #define _MM_PCI_ROOT_BRIDGE_IO_H_
14 #include <Protocol/PciRootBridgeIo.h>
16 #define EFI_MM_PCI_ROOT_BRIDGE_IO_PROTOCOL_GUID \
18 0x8bc1714d, 0xffcb, 0x41c3, { 0x89, 0xdc, 0x6c, 0x74, 0xd0, 0x6d, 0x98, 0xea } \
22 /// This protocol provides the same functionality as the PCI Root Bridge I/O Protocol defined in the
23 /// UEFI 2.1 Specifcation, section 13.2, except that the functions for Map() and Unmap() may return
26 typedef EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL EFI_MM_PCI_ROOT_BRIDGE_IO_PROTOCOL
;
28 extern EFI_GUID gEfiMmPciRootBridgeIoProtocolGuid
;