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Source code of Windows XP (NT5)
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windows-xp/Source/XPSP1/NT/base/boot/detect/ia64/pnpbios.h

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  1. /*++ BUILD Version: 0001 // Increment this if a change has global effects
  3. Copyright (c) 1991 Microsoft Corporation
  5. Module Name:
  7. biosp.h
  9. Abstract:
  11. PnP BIOS/ISA sepc related definitions
  13. Author:
  15. Shie-Lin Tzong (shielint) April 12, 1995
  17. Revision History:
  19. --*/
  21. //
  22. // Pnp BIOS device node structure
  23. //
  25. typedef struct _PNP_BIOS_DEVICE_NODE {
  26. USHORT Size;
  27. UCHAR Node;
  28. ULONG ProductId;
  29. UCHAR DeviceType[3];
  30. USHORT DeviceAttributes;
  31. // followed by AllocatedResourceBlock, PossibleResourceBlock
  32. // and CompatibleDeviceId
  33. } PNP_BIOS_DEVICE_NODE, far *FPPNP_BIOS_DEVICE_NODE;
  35. //
  36. // Pnp BIOS Installation check
  37. //
  39. typedef struct _PNP_BIOS_INSTALLATION_CHECK {
  40. UCHAR Signature[4]; // $PnP (ascii)
  41. UCHAR Revision;
  42. UCHAR Length;
  43. USHORT ControlField;
  44. UCHAR Checksum;
  45. ULONG EventFlagAddress; // Physical address
  46. USHORT RealModeEntryOffset;
  47. USHORT RealModeEntrySegment;
  48. USHORT ProtectedModeEntryOffset;
  49. ULONG ProtectedModeCodeBaseAddress;
  50. ULONG OemDeviceId;
  51. USHORT RealModeDataBaseAddress;
  52. ULONG ProtectedModeDataBaseAddress;
  53. } PNP_BIOS_INSTALLATION_CHECK, far *FPPNP_BIOS_INSTALLATION_CHECK;
  55. //
  56. // PnP BIOS ROM definitions
  57. //
  59. #define PNP_BIOS_START 0xF0000
  60. #define PNP_BIOS_END 0xFFFFF
  61. #define PNP_BIOS_HEADER_INCREMENT 16
  63. //
  64. // PnP BIOS API function codes
  65. //
  67. #define PNP_BIOS_GET_NUMBER_DEVICE_NODES 0
  68. #define PNP_BIOS_GET_DEVICE_NODE 1
  69. #define PNP_BIOS_SET_DEVICE_NODE 2
  70. #define PNP_BIOS_GET_EVENT 3
  71. #define PNP_BIOS_SEND_MESSAGE 4
  72. #define PNP_BIOS_GET_DOCK_INFORMATION 5
  73. // Function 6 is reserved.
  74. #define PNP_BIOS_SELECT_BOOT_DEVICE 7
  75. #define PNP_BIOS_GET_BOOT_DEVICE 8
  76. #define PNP_BIOS_SET_OLD_ISA_RESOURCES 9
  77. #define PNP_BIOS_GET_OLD_ISA_RESOURCES 0xA
  78. #define PNP_BIOS_GET_ISA_CONFIGURATION 0x40
  80. typedef USHORT ( far * ENTRY_POINT) (int Function, ...);
  82. //
  83. // Control Flags for Get_Device_Node
  84. //
  86. #define GET_CURRENT_CONFIGURATION 1
  87. #define GET_NEXT_BOOT_CONFIGURATION 2