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Commit | Line | Data |
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c69dd9df | 1 | /*++\r |
2 | \r | |
b1f700a8 HT |
3 | Copyright (c) 2005 - 2006, Intel Corporation. All rights reserved.<BR>\r |
4 | This program and the accompanying materials \r | |
c69dd9df | 5 | are licensed and made available under the terms and conditions of the BSD License \r |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | PcatPciRootBridgeDevicePath.c\r | |
14 | \r | |
15 | Abstract:\r | |
16 | \r | |
17 | EFI PCAT PCI Root Bridge Device Path Protocol\r | |
18 | \r | |
19 | Revision History\r | |
20 | \r | |
21 | --*/\r | |
22 | \r | |
23 | #include "PcatPciRootBridge.h"\r | |
24 | \r | |
25 | //\r | |
26 | // Static device path declarations for this driver.\r | |
27 | //\r | |
28 | \r | |
29 | typedef struct {\r | |
30 | ACPI_HID_DEVICE_PATH AcpiDevicePath;\r | |
31 | EFI_DEVICE_PATH_PROTOCOL EndDevicePath;\r | |
32 | } EFI_PCI_ROOT_BRIDGE_DEVICE_PATH;\r | |
33 | \r | |
e56dd2ce | 34 | EFI_PCI_ROOT_BRIDGE_DEVICE_PATH mEfiPciRootBridgeDevicePath = {\r |
c69dd9df | 35 | {\r |
abae655f | 36 | {\r |
37 | ACPI_DEVICE_PATH,\r | |
38 | ACPI_DP,\r | |
39 | {\r | |
40 | (UINT8) (sizeof(ACPI_HID_DEVICE_PATH)),\r | |
41 | (UINT8) ((sizeof(ACPI_HID_DEVICE_PATH)) >> 8),\r | |
42 | }\r | |
43 | },\r | |
c69dd9df | 44 | EISA_PNP_ID(0x0A03),\r |
45 | 0\r | |
46 | },\r | |
47 | {\r | |
48 | END_DEVICE_PATH_TYPE,\r | |
49 | END_ENTIRE_DEVICE_PATH_SUBTYPE,\r | |
abae655f | 50 | {\r |
51 | END_DEVICE_PATH_LENGTH,\r | |
52 | 0\r | |
53 | }\r | |
c69dd9df | 54 | }\r |
55 | };\r | |
56 | \r | |
57 | EFI_STATUS\r | |
58 | PcatRootBridgeDevicePathConstructor (\r | |
59 | IN EFI_DEVICE_PATH_PROTOCOL **Protocol,\r | |
60 | IN UINTN RootBridgeNumber,\r | |
61 | IN BOOLEAN IsPciExpress\r | |
62 | )\r | |
63 | /*++\r | |
64 | \r | |
65 | Routine Description:\r | |
66 | \r | |
67 | Construct the device path protocol\r | |
68 | \r | |
69 | Arguments:\r | |
70 | \r | |
71 | Protocol - protocol to initialize\r | |
72 | \r | |
73 | Returns:\r | |
74 | \r | |
75 | None\r | |
76 | \r | |
77 | --*/\r | |
78 | {\r | |
79 | ACPI_HID_DEVICE_PATH *AcpiDevicePath;\r | |
80 | \r | |
81 | *Protocol = DuplicateDevicePath((EFI_DEVICE_PATH_PROTOCOL *)(&mEfiPciRootBridgeDevicePath));\r | |
82 | \r | |
83 | AcpiDevicePath = (ACPI_HID_DEVICE_PATH *)(*Protocol);\r | |
84 | \r | |
85 | AcpiDevicePath->UID = (UINT32)RootBridgeNumber;\r | |
86 | \r | |
87 | if (IsPciExpress) {\r | |
88 | AcpiDevicePath->HID = EISA_PNP_ID(0x0A08);\r | |
89 | }\r | |
90 | \r | |
91 | return EFI_SUCCESS;\r | |
92 | }\r | |
93 | \r |