Gop.h 4.0 KB

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  1. /*++ @file
  2. Copyright (c) 2020, Rebecca Cran <rebecca@bsdio.com>
  3. Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
  4. Portions copyright (c) 2010,Apple Inc. All rights reserved.<BR>
  5. SPDX-License-Identifier: BSD-2-Clause-Patent
  6. **/
  7. #ifndef _GOP_H_
  8. #define _GOP_H_
  9. #include <Uefi.h>
  10. #include <Protocol/GraphicsOutput.h>
  11. #include <Protocol/PciIo.h>
  12. #include <Protocol/DriverSupportedEfiVersion.h>
  13. #include <Protocol/DevicePath.h>
  14. #include <Guid/EventGroup.h>
  15. #include <Library/DebugLib.h>
  16. #include <Library/BaseLib.h>
  17. #include <Library/PcdLib.h>
  18. #include <Library/UefiDriverEntryPoint.h>
  19. #include <Library/UefiLib.h>
  20. #include <Library/BaseMemoryLib.h>
  21. #include <Library/MemoryAllocationLib.h>
  22. #include <Library/UefiBootServicesTableLib.h>
  23. #include <Library/DevicePathLib.h>
  24. #include <IndustryStandard/Pci.h>
  25. #define GRAPHICS_OUTPUT_INVALID_MODE_NUMBER 0xffff
  26. typedef struct {
  27. UINT32 HorizontalResolution;
  28. UINT32 VerticalResolution;
  29. UINT32 ColorDepth;
  30. UINT32 RefreshRate;
  31. } GOP_MODE_DATA;
  32. #define PIXEL_RED_SHIFT 0
  33. #define PIXEL_GREEN_SHIFT 3
  34. #define PIXEL_BLUE_SHIFT 6
  35. #define PIXEL_RED_MASK (BIT7 | BIT6 | BIT5)
  36. #define PIXEL_GREEN_MASK (BIT4 | BIT3 | BIT2)
  37. #define PIXEL_BLUE_MASK (BIT1 | BIT0)
  38. #define PIXEL_TO_COLOR_BYTE(pixel, mask, shift) ((UINT8) ((pixel & mask) << shift))
  39. #define PIXEL_TO_RED_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_RED_MASK, PIXEL_RED_SHIFT)
  40. #define PIXEL_TO_GREEN_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_GREEN_MASK, PIXEL_GREEN_SHIFT)
  41. #define PIXEL_TO_BLUE_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_BLUE_MASK, PIXEL_BLUE_SHIFT)
  42. #define RGB_BYTES_TO_PIXEL(Red, Green, Blue) \
  43. (UINT8) ( (((Red) >> PIXEL_RED_SHIFT) & PIXEL_RED_MASK) | \
  44. (((Green) >> PIXEL_GREEN_SHIFT) & PIXEL_GREEN_MASK) | \
  45. (((Blue) >> PIXEL_BLUE_SHIFT) & PIXEL_BLUE_MASK) )
  46. #define PIXEL24_RED_MASK 0x00ff0000
  47. #define PIXEL24_GREEN_MASK 0x0000ff00
  48. #define PIXEL24_BLUE_MASK 0x000000ff
  49. extern EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding;
  50. extern EFI_COMPONENT_NAME_PROTOCOL gEmuGopComponentName;
  51. #define EMU_UGA_CLASS_NAME L"EmuGopWindow"
  52. #define GOP_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('G', 'o', 'p', 'N')
  53. typedef struct {
  54. UINT64 Signature;
  55. EFI_HANDLE Handle;
  56. EFI_PCI_IO_PROTOCOL *PciIo;
  57. EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput;
  58. EFI_DEVICE_PATH_PROTOCOL *GopDevicePath;
  59. EFI_UNICODE_STRING_TABLE *ControllerNameTable;
  60. //
  61. // GOP Private Data for QueryMode ()
  62. //
  63. GOP_MODE_DATA *ModeData;
  64. UINT64 FbAddr;
  65. UINT32 FbSize;
  66. } GOP_PRIVATE_DATA;
  67. #define GOP_PRIVATE_DATA_FROM_THIS(a) \
  68. CR(a, GOP_PRIVATE_DATA, GraphicsOutput, GOP_PRIVATE_DATA_SIGNATURE)
  69. typedef struct {
  70. UINT32 FbSize;
  71. UINT16 Width;
  72. UINT16 Height;
  73. UINT16 Depth;
  74. UINT16 RefreshRate;
  75. } BHYVE_FBUF_MEMREGS;
  76. //
  77. // Global Protocol Variables
  78. //
  79. extern EFI_DRIVER_BINDING_PROTOCOL gEmuGopDriverBinding;
  80. extern EFI_COMPONENT_NAME_PROTOCOL gEmuGopComponentName;
  81. extern EFI_COMPONENT_NAME2_PROTOCOL gEmuGopComponentName2;
  82. //
  83. // Gop Hardware abstraction internal worker functions
  84. //
  85. EFI_STATUS
  86. EmuGopConstructor (
  87. IN GOP_PRIVATE_DATA *Private
  88. );
  89. EFI_STATUS
  90. EmuGopDestructor (
  91. IN GOP_PRIVATE_DATA *Private
  92. );
  93. VOID
  94. EFIAPI
  95. ShutdownGopEvent (
  96. IN EFI_EVENT Event,
  97. IN VOID *Context
  98. );
  99. VOID
  100. BhyveSetGraphicsMode (
  101. GOP_PRIVATE_DATA *Private,
  102. UINT16 Width,
  103. UINT16 Height,
  104. UINT16 Depth
  105. );
  106. VOID
  107. BhyveGetMemregs (
  108. GOP_PRIVATE_DATA *Private,
  109. BHYVE_FBUF_MEMREGS *Memregs
  110. );
  111. VOID
  112. InstallVbeShim (
  113. IN CONST CHAR16 *CardName,
  114. IN EFI_PHYSICAL_ADDRESS FrameBufferBase
  115. );
  116. #endif /* _GOP_H_ */