#ifndef VBE_H
#define VBE_H

typedef struct {
  /*  Mandatory information for all VBE revisions */
  uint16 ModeAttributes; 	/**< @brief mode attributes */
  uint8 WinAAttributes; 		/**< @brief window A attributes */
  uint8 WinBAttributes; 		/**< @brief window B attributes */
  uint16 WinGranularity; 	/**< @brief window granularity */
  uint16 WinSize;		/**< @brief window size */
  uint16 WinASegment;		/**< @brief window A start segment */
  uint16 WinBSegment;		/**< @brief window B start segment */
  void* WinFuncPtr;	/**< @brief real mode/far pointer to window function */
  uint16 BytesPerScanLine; 	/**< @brief bytes per scan line */

  /* Mandatory information for VBE 1.2 and above */

  uint16 XResolution;      	/**< @brief horizontal resolution in pixels/characters */
  uint16 YResolution;      	/**< @brief vertical resolution in pixels/characters */
  uint8 XCharSize; 		/**< @brief character cell width in pixels */
  uint8 YCharSize; 		/**< @brief character cell height in pixels */
  uint8 NumberOfPlanes; 		/**< @brief number of memory planes */
  uint8 BitsPerPixel; 		/**< @brief bits per pixel */
  uint8 NumberOfBanks;		/**< @brief number of banks */
  uint8 MemoryModel;		/**< @brief memory model type */
  uint8 BankSize;		/**< @brief bank size in KB */
  uint8 NumberOfImagePages;	/**< @brief number of images */
  uint8 Reserved1;		/**< @brief reserved for page function */

  /* Direct Color fields (required for direct/6 and YUV/7 memory models) */

  uint8 RedMaskSize;		/* size of direct color red mask in bits */
  uint8 RedFieldPosition;	/* bit position of lsb of red mask */
  uint8 GreenMaskSize;		/* size of direct color green mask in bits */
  uint8 GreenFieldPosition;	/* bit position of lsb of green mask */
  uint8 BlueMaskSize; 		/* size of direct color blue mask in bits */
  uint8 BlueFieldPosition;	/* bit position of lsb of blue mask */
  uint8 RsvdMaskSize;		/* size of direct color reserved mask in bits */
  uint8 RsvdFieldPosition;	/* bit position of lsb of reserved mask */
  uint8 DirectColorModeInfo;	/* direct color mode attributes */

  /* Mandatory information for VBE 2.0 and above */
  void* PhysBasePtr;       /**< @brief physical address for flat memory frame buffer */
  uint8 Reserved2[4]; 		/**< @brief Reserved - always set to 0 */
  uint8 Reserved3[2]; 		/**< @brief Reserved - always set to 0 */

  /* Mandatory information for VBE 3.0 and above */
  uint16 LinBytesPerScanLine;    /* bytes per scan line for linear modes */
  uint8 BnkNumberOfImagePages; 	/* number of images for banked modes */
  uint8 LinNumberOfImagePages; 	/* number of images for linear modes */
  uint8 LinRedMaskSize; 	        /* size of direct color red mask (linear modes) */
  uint8 LinRedFieldPosition; 	/* bit position of lsb of red mask (linear modes) */
  uint8 LinGreenMaskSize; 	/* size of direct color green mask (linear modes) */
  uint8 LinGreenFieldPosition; /* bit position of lsb of green mask (linear  modes) */
  uint8 LinBlueMaskSize; 	/* size of direct color blue mask (linear modes) */
  uint8 LinBlueFieldPosition; 	/* bit position of lsb of blue mask (linear modes ) */
  uint8 LinRsvdMaskSize; 	/* size of direct color reserved mask (linear modes) */
  uint8 LinRsvdFieldPosition;	 /* bit position of lsb of reserved mask (linear modes) */
  uint32 MaxPixelClock; 	         /* maximum pixel clock (in Hz) for graphics mode */
  uint8 Reserved4[190]; 		 /* remainder of ModeInfoBlock */
} __attribute__((packed)) vbe_mode_info_t;

#endif // VBE_H