data.c 5.6 KB

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  1. /*++
  2. Copyright (c) 1998 Intel Corporation
  3. Module Name:
  4. data.c
  5. Abstract:
  6. EFI library global data
  7. Revision History
  8. --*/
  9. #include "lib.h"
  10. //
  11. // LibInitialized - TRUE once InitializeLib() is called for the first time
  12. //
  13. BOOLEAN LibInitialized = FALSE;
  14. //
  15. // ST - pointer to the EFI system table
  16. //
  17. EFI_SYSTEM_TABLE *ST;
  18. //
  19. // BS - pointer to the boot services table
  20. //
  21. EFI_BOOT_SERVICES *BS;
  22. //
  23. // Default pool allocation type
  24. //
  25. EFI_MEMORY_TYPE PoolAllocationType = EfiBootServicesData;
  26. //
  27. // Unicode collation functions that are in use
  28. //
  29. EFI_UNICODE_COLLATION_INTERFACE LibStubUnicodeInterface = {
  30. LibStubStriCmp,
  31. LibStubMetaiMatch,
  32. LibStubStrLwrUpr,
  33. LibStubStrLwrUpr,
  34. NULL, // FatToStr
  35. NULL, // StrToFat
  36. NULL // SupportedLanguages
  37. };
  38. EFI_UNICODE_COLLATION_INTERFACE *UnicodeInterface = &LibStubUnicodeInterface;
  39. //
  40. // Root device path
  41. //
  42. EFI_DEVICE_PATH RootDevicePath[] = {
  43. {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH,0}}
  44. };
  45. EFI_DEVICE_PATH EndDevicePath[] = {
  46. {END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}}
  47. };
  48. EFI_DEVICE_PATH EndInstanceDevicePath[] = {
  49. {END_DEVICE_PATH_TYPE, END_INSTANCE_DEVICE_PATH_SUBTYPE, {END_DEVICE_PATH_LENGTH, 0}}
  50. };
  51. //
  52. // EFI IDs
  53. //
  54. EFI_GUID EfiGlobalVariable = EFI_GLOBAL_VARIABLE;
  55. EFI_GUID NullGuid = { 0,0,0,{0,0,0,0,0,0,0,0} };
  56. //
  57. // Protocol IDs
  58. //
  59. EFI_GUID DevicePathProtocol = EFI_DEVICE_PATH_PROTOCOL_GUID;
  60. EFI_GUID DevicePathToTextProtocol = EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID;
  61. EFI_GUID DevicePathFromTextProtocol = EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID;
  62. EFI_GUID LoadedImageProtocol = EFI_LOADED_IMAGE_PROTOCOL_GUID;
  63. EFI_GUID TextInProtocol = SIMPLE_TEXT_INPUT_PROTOCOL;
  64. EFI_GUID TextOutProtocol = SIMPLE_TEXT_OUTPUT_PROTOCOL;
  65. EFI_GUID BlockIoProtocol = EFI_BLOCK_IO_PROTOCOL_GUID;
  66. EFI_GUID BlockIo2Protocol = EFI_BLOCK_IO_PROTOCOL_GUID;
  67. EFI_GUID DiskIoProtocol = EFI_DISK_IO_PROTOCOL_GUID;
  68. EFI_GUID DiskIo2Protocol = EFI_DISK_IO2_PROTOCOL_GUID;
  69. EFI_GUID FileSystemProtocol = EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID;
  70. EFI_GUID LoadFileProtocol = EFI_LOAD_FILE_PROTOCOL_GUID;
  71. EFI_GUID DeviceIoProtocol = EFI_DEVICE_IO_PROTOCOL_GUID;
  72. EFI_GUID UnicodeCollationProtocol = EFI_UNICODE_COLLATION_PROTOCOL_GUID;
  73. EFI_GUID SerialIoProtocol = SERIAL_IO_PROTOCOL;
  74. EFI_GUID SimpleNetworkProtocol = EFI_SIMPLE_NETWORK_PROTOCOL;
  75. EFI_GUID PxeBaseCodeProtocol = EFI_PXE_BASE_CODE_PROTOCOL;
  76. EFI_GUID PxeCallbackProtocol = EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL;
  77. EFI_GUID NetworkInterfaceIdentifierProtocol = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL;
  78. EFI_GUID UiProtocol = EFI_UI_PROTOCOL;
  79. EFI_GUID PciIoProtocol = EFI_PCI_IO_PROTOCOL;
  80. EFI_GUID DriverBindingProtocol = EFI_DRIVER_BINDING_PROTOCOL_GUID;
  81. EFI_GUID ComponentNameProtocol = EFI_COMPONENT_NAME_PROTOCOL_GUID;
  82. EFI_GUID ComponentName2Protocol = EFI_COMPONENT_NAME2_PROTOCOL_GUID;
  83. EFI_GUID HashProtocol = EFI_HASH_PROTOCOL_GUID;
  84. EFI_GUID PlatformDriverOverrideProtocol = EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL_GUID;
  85. EFI_GUID BusSpecificDriverOverrideProtocol = EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_GUID;
  86. EFI_GUID DriverFamilyOverrideProtocol = EFI_DRIVER_FAMILY_OVERRIDE_PROTOCOL_GUID;
  87. //
  88. // File system information IDs
  89. //
  90. EFI_GUID GenericFileInfo = EFI_FILE_INFO_ID;
  91. EFI_GUID FileSystemInfo = EFI_FILE_SYSTEM_INFO_ID;
  92. EFI_GUID FileSystemVolumeLabelInfo = EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID;
  93. //
  94. // Reference implementation public protocol IDs
  95. //
  96. EFI_GUID InternalShellProtocol = INTERNAL_SHELL_GUID;
  97. EFI_GUID VariableStoreProtocol = VARIABLE_STORE_PROTOCOL;
  98. EFI_GUID LegacyBootProtocol = LEGACY_BOOT_PROTOCOL;
  99. EFI_GUID VgaClassProtocol = VGA_CLASS_DRIVER_PROTOCOL;
  100. EFI_GUID TextOutSpliterProtocol = TEXT_OUT_SPLITER_PROTOCOL;
  101. EFI_GUID ErrorOutSpliterProtocol = ERROR_OUT_SPLITER_PROTOCOL;
  102. EFI_GUID TextInSpliterProtocol = TEXT_IN_SPLITER_PROTOCOL;
  103. /* Added for GOP support */
  104. EFI_GUID GraphicsOutputProtocol = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID;
  105. EFI_GUID EdidDiscoveredProtocol = EFI_EDID_DISCOVERED_PROTOCOL_GUID;
  106. EFI_GUID EdidActiveProtocol = EFI_EDID_ACTIVE_PROTOCOL_GUID;
  107. EFI_GUID EdidOverrideProtocol = EFI_EDID_OVERRIDE_PROTOCOL_GUID;
  108. EFI_GUID AdapterDebugProtocol = ADAPTER_DEBUG_PROTOCOL;
  109. //
  110. // Device path media protocol IDs
  111. //
  112. EFI_GUID PcAnsiProtocol = DEVICE_PATH_MESSAGING_PC_ANSI;
  113. EFI_GUID Vt100Protocol = DEVICE_PATH_MESSAGING_VT_100;
  114. //
  115. // EFI GPT Partition Type GUIDs
  116. //
  117. EFI_GUID EfiPartTypeSystemPartitionGuid = EFI_PART_TYPE_EFI_SYSTEM_PART_GUID;
  118. EFI_GUID EfiPartTypeLegacyMbrGuid = EFI_PART_TYPE_LEGACY_MBR_GUID;
  119. //
  120. // Reference implementation Vendor Device Path Guids
  121. //
  122. EFI_GUID UnknownDevice = UNKNOWN_DEVICE_GUID;
  123. //
  124. // Configuration Table GUIDs
  125. //
  126. EFI_GUID MpsTableGuid = MPS_TABLE_GUID;
  127. EFI_GUID AcpiTableGuid = ACPI_TABLE_GUID;
  128. EFI_GUID SMBIOSTableGuid = SMBIOS_TABLE_GUID;
  129. EFI_GUID SalSystemTableGuid = SAL_SYSTEM_TABLE_GUID;
  130. //
  131. // Network protocol GUIDs
  132. //
  133. EFI_GUID Ip4ServiceBindingProtocol = EFI_IP4_SERVICE_BINDING_PROTOCOL;
  134. EFI_GUID Ip4Protocol = EFI_IP4_PROTOCOL;
  135. EFI_GUID Udp4ServiceBindingProtocol = EFI_UDP4_SERVICE_BINDING_PROTOCOL;
  136. EFI_GUID Udp4Protocol = EFI_UDP4_PROTOCOL;
  137. EFI_GUID Tcp4ServiceBindingProtocol = EFI_TCP4_SERVICE_BINDING_PROTOCOL;
  138. EFI_GUID Tcp4Protocol = EFI_TCP4_PROTOCOL;
  139. //
  140. // Pointer protocol GUIDs
  141. //
  142. EFI_GUID SimplePointerProtocol = EFI_SIMPLE_POINTER_PROTOCOL_GUID;
  143. EFI_GUID AbsolutePointerProtocol = EFI_ABSOLUTE_POINTER_PROTOCOL_GUID;