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04c5d169 1/** @file\r
65352665 2 Common definitions in the Platform Initialization Specification version 1.4a\r
04c5d169 3 VOLUME 4 System Management Mode Core Interface version.\r
4\r
9095d37b 5 Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r
9df063a0 6 This program and the accompanying materials\r
04c5d169 7 are licensed and made available under the terms and conditions of the BSD License\r
8 which accompanies this distribution. The full text of the license may be found at\r
9 http://opensource.org/licenses/bsd-license.php\r
10\r
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
13\r
14**/\r
15\r
16#ifndef _PI_SMMCIS_H_\r
17#define _PI_SMMCIS_H_\r
18\r
2f208e59 19#include <Pi/PiMmCis.h>\r
8fc71dec 20#include <Protocol/SmmCpuIo2.h>\r
04c5d169 21\r
a2bb197e 22typedef struct _EFI_SMM_SYSTEM_TABLE2 EFI_SMM_SYSTEM_TABLE2;\r
2f208e59
ED
23//\r
24// Define new MM related definition introduced by PI 1.5.\r
25//\r
26#define SMM_SMST_SIGNATURE MM_MMST_SIGNATURE\r
27#define SMM_SPECIFICATION_MAJOR_REVISION MM_SPECIFICATION_MAJOR_REVISION\r
28#define SMM_SPECIFICATION_MINOR_REVISION MM_SPECIFICATION_MINOR_REVISION\r
29#define EFI_SMM_SYSTEM_TABLE2_REVISION EFI_MM_SYSTEM_TABLE_REVISION\r
04c5d169 30\r
31/**\r
32 Adds, updates, or removes a configuration table entry from the System Management System Table.\r
33\r
34 The SmmInstallConfigurationTable() function is used to maintain the list\r
35 of configuration tables that are stored in the System Management System\r
36 Table. The list is stored as an array of (GUID, Pointer) pairs. The list\r
37 must be allocated from pool memory with PoolType set to EfiRuntimeServicesData.\r
38\r
39 @param[in] SystemTable A pointer to the SMM System Table (SMST).\r
40 @param[in] Guid A pointer to the GUID for the entry to add, update, or remove.\r
41 @param[in] Table A pointer to the buffer of the table to add.\r
42 @param[in] TableSize The size of the table to install.\r
43\r
44 @retval EFI_SUCCESS The (Guid, Table) pair was added, updated, or removed.\r
45 @retval EFI_INVALID_PARAMETER Guid is not valid.\r
46 @retval EFI_NOT_FOUND An attempt was made to delete a non-existent entry.\r
47 @retval EFI_OUT_OF_RESOURCES There is not enough memory available to complete the operation.\r
48**/\r
49typedef\r
50EFI_STATUS\r
a2bb197e 51(EFIAPI *EFI_SMM_INSTALL_CONFIGURATION_TABLE2)(\r
2f208e59
ED
52 IN CONST EFI_SMM_SYSTEM_TABLE2 *SystemTable,\r
53 IN CONST EFI_GUID *Guid,\r
54 IN VOID *Table,\r
55 IN UINTN TableSize\r
04c5d169 56 );\r
57\r
2f208e59
ED
58typedef EFI_MM_STARTUP_THIS_AP EFI_SMM_STARTUP_THIS_AP;\r
59typedef EFI_MM_NOTIFY_FN EFI_SMM_NOTIFY_FN;\r
60typedef EFI_MM_REGISTER_PROTOCOL_NOTIFY EFI_SMM_REGISTER_PROTOCOL_NOTIFY;\r
61typedef EFI_MM_INTERRUPT_MANAGE EFI_SMM_INTERRUPT_MANAGE;\r
62typedef EFI_MM_HANDLER_ENTRY_POINT EFI_SMM_HANDLER_ENTRY_POINT2;\r
63typedef EFI_MM_INTERRUPT_REGISTER EFI_SMM_INTERRUPT_REGISTER;\r
64typedef EFI_MM_INTERRUPT_UNREGISTER EFI_SMM_INTERRUPT_UNREGISTER;\r
04c5d169 65\r
66///\r
67/// Processor information and functionality needed by SMM Foundation.\r
68///\r
69typedef struct _EFI_SMM_ENTRY_CONTEXT {\r
70 EFI_SMM_STARTUP_THIS_AP SmmStartupThisAp;\r
71 ///\r
9095d37b 72 /// A number between zero and the NumberOfCpus field. This field designates which\r
04c5d169 73 /// processor is executing the SMM Foundation.\r
74 ///\r
75 UINTN CurrentlyExecutingCpu;\r
76 ///\r
9095d37b 77 /// The number of possible processors in the platform. This is a 1 based\r
04c5d169 78 /// counter. This does not indicate the number of processors that entered SMM.\r
79 ///\r
80 UINTN NumberOfCpus;\r
81 ///\r
9095d37b
LG
82 /// Points to an array, where each element describes the number of bytes in the\r
83 /// corresponding save state specified by CpuSaveState. There are always\r
84 /// NumberOfCpus entries in the array.\r
04c5d169 85 ///\r
86 UINTN *CpuSaveStateSize;\r
87 ///\r
9095d37b
LG
88 /// Points to an array, where each element is a pointer to a CPU save state. The\r
89 /// corresponding element in CpuSaveStateSize specifies the number of bytes in the\r
04c5d169 90 /// save state area. There are always NumberOfCpus entries in the array.\r
91 ///\r
92 VOID **CpuSaveState;\r
93} EFI_SMM_ENTRY_CONTEXT;\r
94\r
95/**\r
96 This function is the main entry point to the SMM Foundation.\r
97\r
98 @param[in] SmmEntryContext Processor information and functionality needed by SMM Foundation.\r
99**/\r
100typedef\r
101VOID\r
102(EFIAPI *EFI_SMM_ENTRY_POINT)(\r
103 IN CONST EFI_SMM_ENTRY_CONTEXT *SmmEntryContext\r
104 );\r
105\r
106///\r
107/// System Management System Table (SMST)\r
108///\r
9095d37b
LG
109/// The System Management System Table (SMST) is a table that contains a collection of common\r
110/// services for managing SMRAM allocation and providing basic I/O services. These services are\r
04c5d169 111/// intended for both preboot and runtime usage.\r
112///\r
a2bb197e 113struct _EFI_SMM_SYSTEM_TABLE2 {\r
04c5d169 114 ///\r
115 /// The table header for the SMST.\r
116 ///\r
a2bb197e 117 EFI_TABLE_HEADER Hdr;\r
04c5d169 118 ///\r
119 /// A pointer to a NULL-terminated Unicode string containing the vendor name.\r
120 /// It is permissible for this pointer to be NULL.\r
121 ///\r
a2bb197e 122 CHAR16 *SmmFirmwareVendor;\r
04c5d169 123 ///\r
124 /// The particular revision of the firmware.\r
125 ///\r
a2bb197e 126 UINT32 SmmFirmwareRevision;\r
04c5d169 127\r
a2bb197e 128 EFI_SMM_INSTALL_CONFIGURATION_TABLE2 SmmInstallConfigurationTable;\r
04c5d169 129\r
130 ///\r
131 /// I/O Service\r
132 ///\r
8fc71dec 133 EFI_SMM_CPU_IO2_PROTOCOL SmmIo;\r
04c5d169 134\r
135 ///\r
136 /// Runtime memory services\r
137 ///\r
a2bb197e 138 EFI_ALLOCATE_POOL SmmAllocatePool;\r
139 EFI_FREE_POOL SmmFreePool;\r
140 EFI_ALLOCATE_PAGES SmmAllocatePages;\r
141 EFI_FREE_PAGES SmmFreePages;\r
04c5d169 142\r
143 ///\r
144 /// MP service\r
145 ///\r
a2bb197e 146 EFI_SMM_STARTUP_THIS_AP SmmStartupThisAp;\r
04c5d169 147\r
148 ///\r
149 /// CPU information records\r
150 ///\r
151\r
152 ///\r
9095d37b 153 /// A number between zero and and the NumberOfCpus field. This field designates\r
04c5d169 154 /// which processor is executing the SMM infrastructure.\r
155 ///\r
a2bb197e 156 UINTN CurrentlyExecutingCpu;\r
04c5d169 157 ///\r
09c990ae 158 /// The number of possible processors in the platform. This is a 1 based counter.\r
04c5d169 159 ///\r
a2bb197e 160 UINTN NumberOfCpus;\r
04c5d169 161 ///\r
9095d37b
LG
162 /// Points to an array, where each element describes the number of bytes in the\r
163 /// corresponding save state specified by CpuSaveState. There are always\r
164 /// NumberOfCpus entries in the array.\r
04c5d169 165 ///\r
a2bb197e 166 UINTN *CpuSaveStateSize;\r
04c5d169 167 ///\r
9095d37b
LG
168 /// Points to an array, where each element is a pointer to a CPU save state. The\r
169 /// corresponding element in CpuSaveStateSize specifies the number of bytes in the\r
04c5d169 170 /// save state area. There are always NumberOfCpus entries in the array.\r
171 ///\r
a2bb197e 172 VOID **CpuSaveState;\r
04c5d169 173\r
174 ///\r
175 /// Extensibility table\r
176 ///\r
177\r
178 ///\r
179 /// The number of UEFI Configuration Tables in the buffer SmmConfigurationTable.\r
180 ///\r
a2bb197e 181 UINTN NumberOfTableEntries;\r
04c5d169 182 ///\r
9095d37b
LG
183 /// A pointer to the UEFI Configuration Tables. The number of entries in the table is\r
184 /// NumberOfTableEntries.\r
04c5d169 185 ///\r
a2bb197e 186 EFI_CONFIGURATION_TABLE *SmmConfigurationTable;\r
04c5d169 187\r
188 ///\r
189 /// Protocol services\r
190 ///\r
a2bb197e 191 EFI_INSTALL_PROTOCOL_INTERFACE SmmInstallProtocolInterface;\r
192 EFI_UNINSTALL_PROTOCOL_INTERFACE SmmUninstallProtocolInterface;\r
193 EFI_HANDLE_PROTOCOL SmmHandleProtocol;\r
194 EFI_SMM_REGISTER_PROTOCOL_NOTIFY SmmRegisterProtocolNotify;\r
195 EFI_LOCATE_HANDLE SmmLocateHandle;\r
196 EFI_LOCATE_PROTOCOL SmmLocateProtocol;\r
04c5d169 197\r
198 ///\r
199 /// SMI Management functions\r
200 ///\r
a2bb197e 201 EFI_SMM_INTERRUPT_MANAGE SmiManage;\r
202 EFI_SMM_INTERRUPT_REGISTER SmiHandlerRegister;\r
203 EFI_SMM_INTERRUPT_UNREGISTER SmiHandlerUnRegister;\r
04c5d169 204};\r
205\r
206#endif\r