data.c 4.5 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 = DEVICE_PATH_PROTOCOL;
  60. EFI_GUID LoadedImageProtocol = LOADED_IMAGE_PROTOCOL;
  61. EFI_GUID TextInProtocol = SIMPLE_TEXT_INPUT_PROTOCOL;
  62. EFI_GUID TextOutProtocol = SIMPLE_TEXT_OUTPUT_PROTOCOL;
  63. EFI_GUID BlockIoProtocol = BLOCK_IO_PROTOCOL;
  64. EFI_GUID DiskIoProtocol = DISK_IO_PROTOCOL;
  65. EFI_GUID FileSystemProtocol = SIMPLE_FILE_SYSTEM_PROTOCOL;
  66. EFI_GUID LoadFileProtocol = LOAD_FILE_PROTOCOL;
  67. EFI_GUID DeviceIoProtocol = DEVICE_IO_PROTOCOL;
  68. EFI_GUID UnicodeCollationProtocol = UNICODE_COLLATION_PROTOCOL;
  69. EFI_GUID SerialIoProtocol = SERIAL_IO_PROTOCOL;
  70. EFI_GUID SimpleNetworkProtocol = EFI_SIMPLE_NETWORK_PROTOCOL;
  71. EFI_GUID PxeBaseCodeProtocol = EFI_PXE_BASE_CODE_PROTOCOL;
  72. EFI_GUID PxeCallbackProtocol = EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL;
  73. EFI_GUID NetworkInterfaceIdentifierProtocol = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL;
  74. EFI_GUID UiProtocol = EFI_UI_PROTOCOL;
  75. EFI_GUID PciIoProtocol = EFI_PCI_IO_PROTOCOL;
  76. //
  77. // File system information IDs
  78. //
  79. EFI_GUID GenericFileInfo = EFI_FILE_INFO_ID;
  80. EFI_GUID FileSystemInfo = EFI_FILE_SYSTEM_INFO_ID;
  81. EFI_GUID FileSystemVolumeLabelInfo = EFI_FILE_SYSTEM_VOLUME_LABEL_INFO_ID;
  82. //
  83. // Reference implementation public protocol IDs
  84. //
  85. EFI_GUID InternalShellProtocol = INTERNAL_SHELL_GUID;
  86. EFI_GUID VariableStoreProtocol = VARIABLE_STORE_PROTOCOL;
  87. EFI_GUID LegacyBootProtocol = LEGACY_BOOT_PROTOCOL;
  88. EFI_GUID VgaClassProtocol = VGA_CLASS_DRIVER_PROTOCOL;
  89. EFI_GUID TextOutSpliterProtocol = TEXT_OUT_SPLITER_PROTOCOL;
  90. EFI_GUID ErrorOutSpliterProtocol = ERROR_OUT_SPLITER_PROTOCOL;
  91. EFI_GUID TextInSpliterProtocol = TEXT_IN_SPLITER_PROTOCOL;
  92. /* Added for GOP support */
  93. EFI_GUID GraphicsOutputProtocol = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID;
  94. EFI_GUID AdapterDebugProtocol = ADAPTER_DEBUG_PROTOCOL;
  95. //
  96. // Device path media protocol IDs
  97. //
  98. EFI_GUID PcAnsiProtocol = DEVICE_PATH_MESSAGING_PC_ANSI;
  99. EFI_GUID Vt100Protocol = DEVICE_PATH_MESSAGING_VT_100;
  100. //
  101. // EFI GPT Partition Type GUIDs
  102. //
  103. EFI_GUID EfiPartTypeSystemPartitionGuid = EFI_PART_TYPE_EFI_SYSTEM_PART_GUID;
  104. EFI_GUID EfiPartTypeLegacyMbrGuid = EFI_PART_TYPE_LEGACY_MBR_GUID;
  105. //
  106. // Reference implementation Vendor Device Path Guids
  107. //
  108. EFI_GUID UnknownDevice = UNKNOWN_DEVICE_GUID;
  109. //
  110. // Configuration Table GUIDs
  111. //
  112. EFI_GUID MpsTableGuid = MPS_TABLE_GUID;
  113. EFI_GUID AcpiTableGuid = ACPI_TABLE_GUID;
  114. EFI_GUID SMBIOSTableGuid = SMBIOS_TABLE_GUID;
  115. EFI_GUID SalSystemTableGuid = SAL_SYSTEM_TABLE_GUID;
  116. //
  117. // Network protocol GUIDs
  118. //
  119. EFI_GUID Ip4ServiceBindingProtocol = EFI_IP4_SERVICE_BINDING_PROTOCOL;
  120. EFI_GUID Ip4Protocol = EFI_IP4_PROTOCOL;
  121. EFI_GUID Udp4ServiceBindingProtocol = EFI_UDP4_SERVICE_BINDING_PROTOCOL;
  122. EFI_GUID Udp4Protocol = EFI_UDP4_PROTOCOL;
  123. EFI_GUID Tcp4ServiceBindingProtocol = EFI_TCP4_SERVICE_BINDING_PROTOCOL;
  124. EFI_GUID Tcp4Protocol = EFI_TCP4_PROTOCOL;
  125. //
  126. // Pointer protocol GUIDs
  127. //
  128. EFI_GUID SimplePointerProtocol = EFI_SIMPLE_POINTER_PROTOCOL_GUID;
  129. EFI_GUID AbsolutePointerProtocol = EFI_ABSOLUTE_POINTER_PROTOCOL_GUID;