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1 | /** @file\r | |
2 | Sample ACPI Platform Driver\r | |
3 | \r | |
4 | Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>\r | |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
6 | \r | |
7 | **/\r | |
8 | \r | |
9 | #ifndef _ACPI_PLATFORM_H_INCLUDED_\r | |
10 | #define _ACPI_PLATFORM_H_INCLUDED_\r | |
11 | \r | |
12 | #include <PiDxe.h>\r | |
13 | \r | |
14 | #include <Protocol/AcpiTable.h>\r | |
15 | #include <Protocol/FirmwareVolume2.h>\r | |
16 | #include <Protocol/PciIo.h>\r | |
17 | \r | |
18 | #include <Library/BaseLib.h>\r | |
19 | #include <Library/UefiBootServicesTableLib.h>\r | |
20 | #include <Library/DebugLib.h>\r | |
21 | #include <Library/PcdLib.h>\r | |
22 | \r | |
23 | #include <IndustryStandard/Acpi.h>\r | |
24 | \r | |
25 | typedef struct {\r | |
26 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
27 | UINT64 PciAttributes;\r | |
28 | } ORIGINAL_ATTRIBUTES;\r | |
29 | \r | |
30 | typedef struct S3_CONTEXT S3_CONTEXT;\r | |
31 | \r | |
32 | EFI_STATUS\r | |
33 | EFIAPI\r | |
34 | InstallAcpiTable (\r | |
35 | IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol,\r | |
36 | IN VOID *AcpiTableBuffer,\r | |
37 | IN UINTN AcpiTableBufferSize,\r | |
38 | OUT UINTN *TableKey\r | |
39 | );\r | |
40 | \r | |
41 | BOOLEAN\r | |
42 | QemuDetected (\r | |
43 | VOID\r | |
44 | );\r | |
45 | \r | |
46 | EFI_STATUS\r | |
47 | EFIAPI\r | |
48 | QemuInstallAcpiTable (\r | |
49 | IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol,\r | |
50 | IN VOID *AcpiTableBuffer,\r | |
51 | IN UINTN AcpiTableBufferSize,\r | |
52 | OUT UINTN *TableKey\r | |
53 | );\r | |
54 | \r | |
55 | BOOLEAN\r | |
56 | XenDetected (\r | |
57 | VOID\r | |
58 | );\r | |
59 | \r | |
60 | EFI_STATUS\r | |
61 | EFIAPI\r | |
62 | InstallXenTables (\r | |
63 | IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol\r | |
64 | );\r | |
65 | \r | |
66 | EFI_STATUS\r | |
67 | EFIAPI\r | |
68 | InstallQemuFwCfgTables (\r | |
69 | IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol\r | |
70 | );\r | |
71 | \r | |
72 | EFI_STATUS\r | |
73 | EFIAPI\r | |
74 | InstallAcpiTables (\r | |
75 | IN EFI_ACPI_TABLE_PROTOCOL *AcpiTable\r | |
76 | );\r | |
77 | \r | |
78 | VOID\r | |
79 | EnablePciDecoding (\r | |
80 | OUT ORIGINAL_ATTRIBUTES **OriginalAttributes,\r | |
81 | OUT UINTN *Count\r | |
82 | );\r | |
83 | \r | |
84 | VOID\r | |
85 | RestorePciDecoding (\r | |
86 | IN ORIGINAL_ATTRIBUTES *OriginalAttributes,\r | |
87 | IN UINTN Count\r | |
88 | );\r | |
89 | \r | |
90 | EFI_STATUS\r | |
91 | AllocateS3Context (\r | |
92 | OUT S3_CONTEXT **S3Context,\r | |
93 | IN UINTN WritePointerCount\r | |
94 | );\r | |
95 | \r | |
96 | VOID\r | |
97 | ReleaseS3Context (\r | |
98 | IN S3_CONTEXT *S3Context\r | |
99 | );\r | |
100 | \r | |
101 | EFI_STATUS\r | |
102 | SaveCondensedWritePointerToS3Context (\r | |
103 | IN OUT S3_CONTEXT *S3Context,\r | |
104 | IN UINT16 PointerItem,\r | |
105 | IN UINT8 PointerSize,\r | |
106 | IN UINT32 PointerOffset,\r | |
107 | IN UINT64 PointerValue\r | |
108 | );\r | |
109 | \r | |
110 | EFI_STATUS\r | |
111 | TransferS3ContextToBootScript (\r | |
112 | IN S3_CONTEXT *S3Context\r | |
113 | );\r | |
114 | \r | |
115 | #endif\r | |
116 | \r |