1 /** @file
2 The Header file of the Pci Host Bridge Driver.
3 
4 Copyright (c) 2013-2015 Intel Corporation.
5 
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD License
8 which accompanies this distribution.  The full text of the license may be found at
9 http://opensource.org/licenses/bsd-license.php
10 
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 
14 
15 **/
16 
17 #ifndef _PCI_HOST_RESOURCE_H_
18 #define _PCI_HOST_RESOURCE_H_
19 
20 #include <PiDxe.h>
21 
22 #define EFI_RESOURCE_NONEXISTENT  0xFFFFFFFFFFFFFFFFULL
23 #define EFI_RESOURCE_LESS         0xFFFFFFFFFFFFFFFEULL
24 
25 typedef struct {
26   UINTN   BusBase;
27   UINTN   BusLimit;
28   UINTN   BusReserve;
29 
30   UINT32  Mem32Base;
31   UINT32  Mem32Limit;
32 
33   UINT64  Mem64Base;
34   UINT64  Mem64Limit;
35 
36   UINTN   IoBase;
37   UINTN   IoLimit;
38 } PCI_ROOT_BRIDGE_RESOURCE_APERTURE;
39 
40 typedef enum {
41   TypeIo    = 0,
42   TypeMem32,
43   TypePMem32,
44   TypeMem64,
45   TypePMem64,
46   TypeBus,
47   TypeMax
48 } PCI_RESOURCE_TYPE;
49 
50 typedef enum {
51   ResNone     = 0,
52   ResSubmitted,
53   ResRequested,
54   ResAllocated,
55   ResStatusMax
56 } RES_STATUS;
57 
58 typedef struct {
59   PCI_RESOURCE_TYPE Type;
60   UINT64            Base;
61   UINT64            Length;
62   UINT64            Alignment;
63   RES_STATUS        Status;
64 } PCI_RES_NODE;
65 
66 #endif
67