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8a96515e | 1 | /** @file\r |
2 | This is an implementation of the ACPI Support protocol.\r | |
3 | It is in compliance with the 0.9 definition of the protocol.\r | |
4 | \r | |
e84f07b5 | 5 | Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r |
8a96515e | 6 | \r |
7 | This program and the accompanying materials\r | |
8 | are licensed and made available under the terms and conditions\r | |
9 | of the BSD License which accompanies this distribution. The\r | |
10 | full text of the license may be found at\r | |
11 | http://opensource.org/licenses/bsd-license.php\r | |
12 | \r | |
13 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
14 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
15 | \r | |
16 | **/\r | |
17 | \r | |
18 | #ifndef _ACPI_SUPPORT_H_\r | |
19 | #define _ACPI_SUPPORT_H_\r | |
20 | \r | |
21 | \r | |
22 | #include <PiDxe.h>\r | |
23 | \r | |
24 | #include <Protocol/AcpiTable.h>\r | |
25 | #include <Guid/Acpi.h>\r | |
26 | #include <Protocol/AcpiSupport.h>\r | |
27 | \r | |
28 | #include <Library/BaseLib.h>\r | |
29 | #include <Library/DebugLib.h>\r | |
30 | #include <Library/UefiLib.h>\r | |
31 | #include <Library/BaseMemoryLib.h>\r | |
32 | #include <Library/UefiDriverEntryPoint.h>\r | |
33 | #include <Library/MemoryAllocationLib.h>\r | |
34 | #include <Library/UefiBootServicesTableLib.h>\r | |
35 | #include <Library/PcdLib.h>\r | |
36 | \r | |
37 | //\r | |
38 | // Statements that include other files\r | |
39 | //\r | |
40 | #include <IndustryStandard/Acpi.h>\r | |
41 | \r | |
42 | \r | |
43 | //\r | |
44 | // Private Driver Data\r | |
45 | //\r | |
46 | //\r | |
47 | // ACPI Table Linked List Signature.\r | |
48 | //\r | |
49 | #define EFI_ACPI_TABLE_LIST_SIGNATURE SIGNATURE_32 ('E', 'A', 'T', 'L')\r | |
50 | \r | |
51 | //\r | |
52 | // ACPI Table Linked List Entry definition.\r | |
53 | //\r | |
54 | // Signature must be set to EFI_ACPI_TABLE_LIST_SIGNATURE\r | |
55 | // Link is the linked list data.\r | |
56 | // Version is the versions of the ACPI tables that this table belongs in.\r | |
57 | // Table is a pointer to the table.\r | |
58 | // PageAddress is the address of the pages allocated for the table.\r | |
59 | // NumberOfPages is the number of pages allocated at PageAddress.\r | |
60 | // Handle is used to identify a particular table.\r | |
61 | //\r | |
62 | typedef struct {\r | |
63 | UINT32 Signature;\r | |
64 | LIST_ENTRY Link;\r | |
65 | EFI_ACPI_TABLE_VERSION Version;\r | |
66 | EFI_ACPI_COMMON_HEADER *Table;\r | |
67 | EFI_PHYSICAL_ADDRESS PageAddress;\r | |
68 | UINTN NumberOfPages;\r | |
69 | UINTN Handle;\r | |
70 | } EFI_ACPI_TABLE_LIST;\r | |
71 | \r | |
72 | //\r | |
73 | // Containment record for linked list.\r | |
74 | //\r | |
75 | #define EFI_ACPI_TABLE_LIST_FROM_LINK(_link) CR (_link, EFI_ACPI_TABLE_LIST, Link, EFI_ACPI_TABLE_LIST_SIGNATURE)\r | |
76 | \r | |
77 | //\r | |
78 | // The maximum number of tables this driver supports\r | |
79 | //\r | |
80 | #define EFI_ACPI_MAX_NUM_TABLES 20\r | |
81 | \r | |
8a96515e | 82 | //\r |
83 | // Protocol private structure definition\r | |
84 | //\r | |
85 | //\r | |
86 | // ACPI support protocol instance signature definition.\r | |
87 | //\r | |
88 | #define EFI_ACPI_SUPPORT_SIGNATURE SIGNATURE_32 ('S', 'S', 'A', 'E')\r | |
89 | \r | |
90 | //\r | |
91 | // ACPI support protocol instance data structure\r | |
92 | //\r | |
93 | typedef struct {\r | |
94 | UINTN Signature;\r | |
95 | EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp1; // Pointer to RSD_PTR structure\r | |
96 | EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp3; // Pointer to RSD_PTR structure\r | |
97 | EFI_ACPI_DESCRIPTION_HEADER *Rsdt1; // Pointer to RSDT table header\r | |
98 | EFI_ACPI_DESCRIPTION_HEADER *Rsdt3; // Pointer to RSDT table header\r | |
99 | EFI_ACPI_DESCRIPTION_HEADER *Xsdt; // Pointer to XSDT table header\r | |
100 | EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE *Fadt1; // Pointer to FADT table header\r | |
101 | EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE *Fadt3; // Pointer to FADT table header\r | |
102 | EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE *Facs1; // Pointer to FACS table header\r | |
103 | EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE *Facs3; // Pointer to FACS table header\r | |
104 | EFI_ACPI_DESCRIPTION_HEADER *Dsdt1; // Pointer to DSDT table header\r | |
105 | EFI_ACPI_DESCRIPTION_HEADER *Dsdt3; // Pointer to DSDT table header\r | |
106 | LIST_ENTRY TableList;\r | |
107 | UINTN NumberOfTableEntries1; // Number of ACPI 1.0 tables\r | |
108 | UINTN NumberOfTableEntries3; // Number of ACPI 3.0 tables\r | |
109 | UINTN CurrentHandle;\r | |
110 | BOOLEAN TablesInstalled1; // ACPI 1.0 tables published\r | |
111 | BOOLEAN TablesInstalled3; // ACPI 3.0 tables published\r | |
112 | EFI_ACPI_SUPPORT_PROTOCOL AcpiSupport;\r | |
113 | EFI_ACPI_TABLE_PROTOCOL AcpiTableProtocol;\r | |
114 | } EFI_ACPI_SUPPORT_INSTANCE;\r | |
115 | \r | |
116 | //\r | |
117 | // ACPI support protocol instance containing record macro\r | |
118 | //\r | |
119 | #define EFI_ACPI_SUPPORT_INSTANCE_FROM_ACPI_SUPPORT_THIS(a) \\r | |
120 | CR (a, \\r | |
121 | EFI_ACPI_SUPPORT_INSTANCE, \\r | |
122 | AcpiSupport, \\r | |
123 | EFI_ACPI_SUPPORT_SIGNATURE \\r | |
124 | )\r | |
125 | //\r | |
126 | // ACPI table protocol instance containing record macro\r | |
127 | //\r | |
128 | #define EFI_ACPI_TABLE_INSTANCE_FROM_ACPI_SUPPORT_THIS(a) \\r | |
129 | CR (a, \\r | |
130 | EFI_ACPI_SUPPORT_INSTANCE, \\r | |
131 | AcpiTableProtocol, \\r | |
132 | EFI_ACPI_SUPPORT_SIGNATURE \\r | |
133 | )\r | |
134 | \r | |
135 | /**\r | |
136 | Constructor for the ACPI support protocol. \r | |
137 | \r | |
138 | Constructor for the ACPI support protocol to initializes instance data.\r | |
139 | \r | |
140 | @param AcpiSupportInstance Instance to construct\r | |
141 | \r | |
142 | @retval EFI_SUCCESS Instance initialized.\r | |
143 | @retval EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
144 | **/\r | |
145 | EFI_STATUS\r | |
146 | AcpiSupportAcpiSupportConstructor (\r | |
147 | IN EFI_ACPI_SUPPORT_INSTANCE *AcpiSupportInstance\r | |
148 | );\r | |
149 | /**\r | |
150 | Entry point of the ACPI support driver. This function creates and initializes an instance of the ACPI Support \r | |
151 | Protocol and installs it on a new handle.\r | |
152 | \r | |
153 | @param ImageHandle A handle for the image that is initializing this driver\r | |
154 | @param SystemTable A pointer to the EFI system table \r | |
155 | \r | |
156 | @retval EFI_SUCCESS Driver initialized successfully\r | |
157 | @retval EFI_LOAD_ERROR Failed to Initialize or has been loaded \r | |
158 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources\r | |
159 | **/\r | |
160 | EFI_STATUS\r | |
161 | EFIAPI\r | |
162 | InstallAcpiSupport (\r | |
163 | IN EFI_HANDLE ImageHandle,\r | |
164 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
165 | );\r | |
166 | #endif\r |