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			22 KiB
		
	
	
	
		
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			705 lines
		
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 *  GRUB  --  GRand Unified Bootloader
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 *  Copyright (C) 2006,2007,2008,2009  Free Software Foundation, Inc.
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 *
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 *  GRUB is free software: you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation, either version 3 of the License, or
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 *  (at your option) any later version.
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 *
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 *  GRUB is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#ifndef GRUB_VIDEO_HEADER
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#define GRUB_VIDEO_HEADER	1
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#include <grub/err.h>
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#include <grub/types.h>
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#include <grub/list.h>
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/* Video color in hardware dependent format.  Users should not assume any
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   specific coding format.  */
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typedef grub_uint32_t grub_video_color_t;
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/* Video color in hardware independent format.  */
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typedef struct grub_video_rgba_color
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{
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  grub_uint8_t red;
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  grub_uint8_t green;
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  grub_uint8_t blue;
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  grub_uint8_t alpha;
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} grub_video_rgba_color_t;
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/* This structure is driver specific and should not be accessed directly by
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   outside code.  */
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struct grub_video_render_target;
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/* Forward declarations for used data structures.  */
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struct grub_video_bitmap;
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/* Defines used to describe video mode or rendering target.  */
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/* If following is set render target contains currenly displayed image
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   after swapping buffers (otherwise it contains previously displayed image).
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 */
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typedef enum grub_video_mode_type
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  {
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    GRUB_VIDEO_MODE_TYPE_RGB              = 0x00000001,
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    GRUB_VIDEO_MODE_TYPE_INDEX_COLOR      = 0x00000002,
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    GRUB_VIDEO_MODE_TYPE_1BIT_BITMAP      = 0x00000004,
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    GRUB_VIDEO_MODE_TYPE_YUV              = 0x00000008,
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    /* Defines used to mask flags.  */
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    GRUB_VIDEO_MODE_TYPE_COLOR_MASK       = 0x0000000F,
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    GRUB_VIDEO_MODE_TYPE_DOUBLE_BUFFERED  = 0x00000010,
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    GRUB_VIDEO_MODE_TYPE_ALPHA            = 0x00000020,
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    GRUB_VIDEO_MODE_TYPE_PURE_TEXT        = 0x00000040,
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    GRUB_VIDEO_MODE_TYPE_UPDATING_SWAP    = 0x00000080,
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    GRUB_VIDEO_MODE_TYPE_OPERATIONAL_MASK = 0x000000F0,
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    /* Defines used to specify requested bit depth.  */
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    GRUB_VIDEO_MODE_TYPE_DEPTH_MASK       = 0x0000FF00,
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#define GRUB_VIDEO_MODE_TYPE_DEPTH_POS	  8
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    GRUB_VIDEO_MODE_TYPE_UNKNOWN          = 0x00010000,
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    GRUB_VIDEO_MODE_TYPE_HERCULES         = 0x00020000,
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    GRUB_VIDEO_MODE_TYPE_PLANAR           = 0x00040000,
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    GRUB_VIDEO_MODE_TYPE_NONCHAIN4        = 0x00080000,
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    GRUB_VIDEO_MODE_TYPE_CGA              = 0x00100000,
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    GRUB_VIDEO_MODE_TYPE_INFO_MASK        = 0x00FF0000,
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  } grub_video_mode_type_t;
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/* The basic render target representing the whole display.  This always
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   renders to the back buffer when double-buffering is in use.  */
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#define GRUB_VIDEO_RENDER_TARGET_DISPLAY \
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  ((struct grub_video_render_target *) 0)
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/* Defined blitting formats.  */
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enum grub_video_blit_format
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  {
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    /* Generic RGBA, use fields & masks.  */
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    GRUB_VIDEO_BLIT_FORMAT_RGBA,
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    /* Optimized RGBA's.  */
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    GRUB_VIDEO_BLIT_FORMAT_RGBA_8888,
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    GRUB_VIDEO_BLIT_FORMAT_BGRA_8888,
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    /* Generic RGB, use fields & masks.  */
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    GRUB_VIDEO_BLIT_FORMAT_RGB,
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    /* Optimized RGB's.  */
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    GRUB_VIDEO_BLIT_FORMAT_RGB_888,
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    GRUB_VIDEO_BLIT_FORMAT_BGR_888,
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    GRUB_VIDEO_BLIT_FORMAT_RGB_565,
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    GRUB_VIDEO_BLIT_FORMAT_BGR_565,
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    /* When needed, decode color or just use value as is.  */
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    GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR,
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    /* Like index but only 16-colors and F0 is a special value for transparency.
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       Could be extended to 4 bits of alpha and 4 bits of color if necessary.
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       Used internally for text rendering.
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     */
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    GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR_ALPHA,
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    /* Two color bitmap; bits packed: rows are not padded to byte boundary.  */
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    GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED
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  };
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/* Define blitting operators.  */
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enum grub_video_blit_operators
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  {
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    /* Replace target bitmap data with source.  */
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    GRUB_VIDEO_BLIT_REPLACE,
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    /* Blend target and source based on source's alpha value.  */
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    GRUB_VIDEO_BLIT_BLEND
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  };
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struct grub_video_mode_info
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{
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  /* Width of the screen.  */
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  unsigned int width;
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  /* Height of the screen.  */
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  unsigned int height;
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  /* Mode type bitmask.  Contains information like is it Index color or
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     RGB mode.  */
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  grub_video_mode_type_t mode_type;
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  /* Bits per pixel.  */
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  unsigned int bpp;
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  /* Bytes per pixel.  */
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  unsigned int bytes_per_pixel;
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  /* Pitch of one scanline.  How many bytes there are for scanline.  */
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  unsigned int pitch;
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  /* In index color mode, number of colors.  In RGB mode this is 256.  */
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  unsigned int number_of_colors;
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  unsigned int mode_number;
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#define GRUB_VIDEO_MODE_NUMBER_INVALID 0xffffffff
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  /* Optimization hint how binary data is coded.  */
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  enum grub_video_blit_format blit_format;
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  /* How many bits are reserved for red color.  */
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  unsigned int red_mask_size;
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  /* What is location of red color bits.  In Index Color mode, this is 0.  */
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  unsigned int red_field_pos;
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  /* How many bits are reserved for green color.  */
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  unsigned int green_mask_size;
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  /* What is location of green color bits.  In Index Color mode, this is 0.  */
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  unsigned int green_field_pos;
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  /* How many bits are reserved for blue color.  */
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  unsigned int blue_mask_size;
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  /* What is location of blue color bits.  In Index Color mode, this is 0.  */
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  unsigned int blue_field_pos;
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  /* How many bits are reserved in color.  */
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  unsigned int reserved_mask_size;
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  /* What is location of reserved color bits.  In Index Color mode,
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     this is 0.  */
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  unsigned int reserved_field_pos;
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  /* For 1-bit bitmaps, the background color.  Used for bits = 0.  */
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  grub_uint8_t bg_red;
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  grub_uint8_t bg_green;
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  grub_uint8_t bg_blue;
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  grub_uint8_t bg_alpha;
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  /* For 1-bit bitmaps, the foreground color.  Used for bits = 1.  */
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  grub_uint8_t fg_red;
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  grub_uint8_t fg_green;
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  grub_uint8_t fg_blue;
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  grub_uint8_t fg_alpha;
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};
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/* A 2D rectangle type.  */
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struct grub_video_rect
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{
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  unsigned x;
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  unsigned y;
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  unsigned width;
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  unsigned height;
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};
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typedef struct grub_video_rect grub_video_rect_t;
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struct grub_video_signed_rect
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{
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  signed x;
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  signed y;
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  unsigned width;
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  unsigned height;
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};
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typedef struct grub_video_signed_rect grub_video_signed_rect_t;
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struct grub_video_palette_data
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{
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  grub_uint8_t r; /* Red color value (0-255).  */
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  grub_uint8_t g; /* Green color value (0-255).  */
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  grub_uint8_t b; /* Blue color value (0-255).  */
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  grub_uint8_t a; /* Reserved bits value (0-255).  */
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};
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struct grub_video_edid_info
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{
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  grub_uint8_t header[8];
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  grub_uint16_t manufacturer_id;
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  grub_uint16_t product_id;
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  grub_uint32_t serial_number;
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  grub_uint8_t week_of_manufacture;
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  grub_uint8_t year_of_manufacture;
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  grub_uint8_t version;
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  grub_uint8_t revision;
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  grub_uint8_t video_input_definition;
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  grub_uint8_t max_horizontal_image_size;
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  grub_uint8_t max_vertical_image_size;
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  grub_uint8_t display_gamma;
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  grub_uint8_t feature_support;
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#define GRUB_VIDEO_EDID_FEATURE_PREFERRED_TIMING_MODE	(1 << 1)
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  grub_uint8_t red_green_lo;
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  grub_uint8_t blue_white_lo;
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  grub_uint8_t red_x_hi;
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  grub_uint8_t red_y_hi;
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  grub_uint8_t green_x_hi;
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  grub_uint8_t green_y_hi;
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  grub_uint8_t blue_x_hi;
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  grub_uint8_t blue_y_hi;
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  grub_uint8_t white_x_hi;
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  grub_uint8_t white_y_hi;
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  grub_uint8_t established_timings_1;
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  grub_uint8_t established_timings_2;
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  grub_uint8_t manufacturer_reserved_timings;
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  grub_uint16_t standard_timings[8];
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  struct {
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    grub_uint16_t pixel_clock;
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    /* Only valid if the pixel clock is non-null.  */
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    grub_uint8_t horizontal_active_lo;
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    grub_uint8_t horizontal_blanking_lo;
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    grub_uint8_t horizontal_hi;
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    grub_uint8_t vertical_active_lo;
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    grub_uint8_t vertical_blanking_lo;
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    grub_uint8_t vertical_hi;
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    grub_uint8_t horizontal_sync_offset_lo;
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    grub_uint8_t horizontal_sync_pulse_width_lo;
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    grub_uint8_t vertical_sync_lo;
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    grub_uint8_t sync_hi;
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    grub_uint8_t horizontal_image_size_lo;
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    grub_uint8_t vertical_image_size_lo;
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    grub_uint8_t image_size_hi;
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    grub_uint8_t horizontal_border;
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    grub_uint8_t vertical_border;
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    grub_uint8_t flags;
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  } detailed_timings[4];
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  grub_uint8_t extension_flag;
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  grub_uint8_t checksum;
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} GRUB_PACKED;
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typedef enum grub_video_driver_id
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  {
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    GRUB_VIDEO_DRIVER_NONE,
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    GRUB_VIDEO_DRIVER_VBE,
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    GRUB_VIDEO_DRIVER_EFI_UGA,
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    GRUB_VIDEO_DRIVER_EFI_GOP,
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    GRUB_VIDEO_DRIVER_SM712,
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    GRUB_VIDEO_DRIVER_VGA,
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    GRUB_VIDEO_DRIVER_CIRRUS,
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    GRUB_VIDEO_DRIVER_BOCHS,
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    GRUB_VIDEO_DRIVER_SDL,
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    GRUB_VIDEO_DRIVER_SIS315PRO,
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    GRUB_VIDEO_DRIVER_RADEON_FULOONG2E,
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    GRUB_VIDEO_DRIVER_COREBOOT,
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    GRUB_VIDEO_DRIVER_IEEE1275,
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    GRUB_VIDEO_ADAPTER_CAPTURE,
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    GRUB_VIDEO_DRIVER_XEN,
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    GRUB_VIDEO_DRIVER_RADEON_YEELOONG3A
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  } grub_video_driver_id_t;
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typedef enum grub_video_adapter_prio
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  {
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    GRUB_VIDEO_ADAPTER_PRIO_FALLBACK = 60,
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    GRUB_VIDEO_ADAPTER_PRIO_FIRMWARE_DIRTY = 70,
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    GRUB_VIDEO_ADAPTER_PRIO_FIRMWARE = 80,
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    GRUB_VIDEO_ADAPTER_PRIO_NATIVE = 100
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  } grub_video_adapter_prio_t;
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typedef enum grub_video_area_status
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  {
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    GRUB_VIDEO_AREA_DISABLED,
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    GRUB_VIDEO_AREA_ENABLED
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  } grub_video_area_status_t;
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struct grub_video_adapter
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{
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  /* The next video adapter.  */
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  struct grub_video_adapter *next;
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  struct grub_video_adapter **prev;
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  /* The video adapter name.  */
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  const char *name;
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  grub_video_driver_id_t id;
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  grub_video_adapter_prio_t prio;
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  /* Initialize the video adapter.  */
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  grub_err_t (*init) (void);
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  /* Clean up the video adapter.  */
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  grub_err_t (*fini) (void);
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  grub_err_t (*setup) (unsigned int width,  unsigned int height,
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                       grub_video_mode_type_t mode_type,
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		       grub_video_mode_type_t mode_mask);
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  grub_err_t (*get_info) (struct grub_video_mode_info *mode_info);
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  grub_err_t (*get_info_and_fini) (struct grub_video_mode_info *mode_info,
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				   void **framebuffer);
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  grub_err_t (*set_palette) (unsigned int start, unsigned int count,
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                             struct grub_video_palette_data *palette_data);
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  grub_err_t (*get_palette) (unsigned int start, unsigned int count,
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                             struct grub_video_palette_data *palette_data);
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  grub_err_t (*set_viewport) (unsigned int x, unsigned int y,
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                              unsigned int width, unsigned int height);
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  grub_err_t (*get_viewport) (unsigned int *x, unsigned int *y,
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                              unsigned int *width, unsigned int *height);
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  grub_err_t (*set_region) (unsigned int x, unsigned int y,
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                            unsigned int width, unsigned int height);
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  grub_err_t (*get_region) (unsigned int *x, unsigned int *y,
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                            unsigned int *width, unsigned int *height);
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  grub_err_t (*set_area_status) (grub_video_area_status_t area_status);
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  grub_err_t (*get_area_status) (grub_video_area_status_t *area_status);
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  grub_video_color_t (*map_color) (grub_uint32_t color_name);
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  grub_video_color_t (*map_rgb) (grub_uint8_t red, grub_uint8_t green,
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                                 grub_uint8_t blue);
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  grub_video_color_t (*map_rgba) (grub_uint8_t red, grub_uint8_t green,
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                                  grub_uint8_t blue, grub_uint8_t alpha);
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  grub_err_t (*unmap_color) (grub_video_color_t color,
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                             grub_uint8_t *red, grub_uint8_t *green,
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                             grub_uint8_t *blue, grub_uint8_t *alpha);
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  grub_err_t (*fill_rect) (grub_video_color_t color, int x, int y,
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                           unsigned int width, unsigned int height);
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  grub_err_t (*blit_bitmap) (struct grub_video_bitmap *bitmap,
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                             enum grub_video_blit_operators oper,
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                             int x, int y, int offset_x, int offset_y,
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                             unsigned int width, unsigned int height);
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  grub_err_t (*blit_render_target) (struct grub_video_render_target *source,
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                                    enum grub_video_blit_operators oper,
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                                    int x, int y, int offset_x, int offset_y,
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                                    unsigned int width, unsigned int height);
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  grub_err_t (*scroll) (grub_video_color_t color, int dx, int dy);
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  grub_err_t (*swap_buffers) (void);
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  grub_err_t (*create_render_target) (struct grub_video_render_target **result,
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                                      unsigned int width, unsigned int height,
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                                      unsigned int mode_type);
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  grub_err_t (*delete_render_target) (struct grub_video_render_target *target);
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  grub_err_t (*set_active_render_target) (struct grub_video_render_target *target);
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  grub_err_t (*get_active_render_target) (struct grub_video_render_target **target);
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 | 
						|
  int (*iterate) (int (*hook) (const struct grub_video_mode_info *info, void *hook_arg), void *hook_arg);
 | 
						|
 | 
						|
  grub_err_t (*get_edid) (struct grub_video_edid_info *edid_info);
 | 
						|
 | 
						|
  void (*print_adapter_specific_info) (void);
 | 
						|
};
 | 
						|
typedef struct grub_video_adapter *grub_video_adapter_t;
 | 
						|
 | 
						|
extern grub_video_adapter_t EXPORT_VAR(grub_video_adapter_list);
 | 
						|
 | 
						|
#ifndef GRUB_LST_GENERATOR
 | 
						|
/* Register video driver.  */
 | 
						|
static inline void
 | 
						|
grub_video_register (grub_video_adapter_t adapter)
 | 
						|
{
 | 
						|
  grub_video_adapter_t *p;
 | 
						|
  for (p = &grub_video_adapter_list; *p && (*p)->prio > adapter->prio; 
 | 
						|
       p = &((*p)->next));
 | 
						|
  adapter->next = *p;
 | 
						|
  *p = adapter;
 | 
						|
 | 
						|
  adapter->prev = p;
 | 
						|
  if (adapter->next)
 | 
						|
    adapter->next->prev = &adapter->next;
 | 
						|
}
 | 
						|
#endif
 | 
						|
 | 
						|
/* Unregister video driver.  */
 | 
						|
static inline void
 | 
						|
grub_video_unregister (grub_video_adapter_t adapter)
 | 
						|
{
 | 
						|
  grub_list_remove (GRUB_AS_LIST (adapter));
 | 
						|
}
 | 
						|
 | 
						|
#define FOR_VIDEO_ADAPTERS(var) FOR_LIST_ELEMENTS((var), (grub_video_adapter_list))
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_restore) (void);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_get_info) (struct grub_video_mode_info *mode_info);
 | 
						|
 | 
						|
/* Framebuffer address may change as a part of normal operation
 | 
						|
   (e.g. double buffering). That's why you need to stop video subsystem to be
 | 
						|
   sure that framebuffer address doesn't change. To ensure this abstraction
 | 
						|
   grub_video_get_info_and_fini is the only function supplying framebuffer
 | 
						|
   address. */
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_get_info_and_fini) (struct grub_video_mode_info *mode_info,
 | 
						|
					 void **framebuffer);
 | 
						|
 | 
						|
enum grub_video_blit_format EXPORT_FUNC(grub_video_get_blit_format) (struct grub_video_mode_info *mode_info);
 | 
						|
 | 
						|
grub_err_t grub_video_set_palette (unsigned int start, unsigned int count,
 | 
						|
                                   struct grub_video_palette_data *palette_data);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_get_palette) (unsigned int start,
 | 
						|
						 unsigned int count,
 | 
						|
						 struct grub_video_palette_data *palette_data);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_set_viewport) (unsigned int x,
 | 
						|
						  unsigned int y,
 | 
						|
						  unsigned int width,
 | 
						|
						  unsigned int height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_get_viewport) (unsigned int *x,
 | 
						|
						  unsigned int *y,
 | 
						|
						  unsigned int *width,
 | 
						|
						  unsigned int *height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_set_region) (unsigned int x,
 | 
						|
                                                unsigned int y,
 | 
						|
                                                unsigned int width,
 | 
						|
                                                unsigned int height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_get_region) (unsigned int *x,
 | 
						|
                                                unsigned int *y,
 | 
						|
                                                unsigned int *width,
 | 
						|
                                                unsigned int *height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_set_area_status)
 | 
						|
    (grub_video_area_status_t area_status);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_get_area_status)
 | 
						|
    (grub_video_area_status_t *area_status);
 | 
						|
 | 
						|
grub_video_color_t EXPORT_FUNC (grub_video_map_color) (grub_uint32_t color_name);
 | 
						|
 | 
						|
grub_video_color_t EXPORT_FUNC (grub_video_map_rgb) (grub_uint8_t red,
 | 
						|
						     grub_uint8_t green,
 | 
						|
						     grub_uint8_t blue);
 | 
						|
 | 
						|
grub_video_color_t EXPORT_FUNC (grub_video_map_rgba) (grub_uint8_t red,
 | 
						|
						      grub_uint8_t green,
 | 
						|
						      grub_uint8_t blue,
 | 
						|
						      grub_uint8_t alpha);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_unmap_color) (grub_video_color_t color,
 | 
						|
						 grub_uint8_t *red,
 | 
						|
						 grub_uint8_t *green,
 | 
						|
						 grub_uint8_t *blue,
 | 
						|
						 grub_uint8_t *alpha);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_fill_rect) (grub_video_color_t color, 
 | 
						|
					       int x, int y,
 | 
						|
					       unsigned int width,
 | 
						|
					       unsigned int height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_blit_bitmap) (struct grub_video_bitmap *bitmap,
 | 
						|
						 enum grub_video_blit_operators oper,
 | 
						|
						 int x, int y,
 | 
						|
						 int offset_x, int offset_y,
 | 
						|
						 unsigned int width,
 | 
						|
						 unsigned int height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_blit_render_target) (struct grub_video_render_target *source,
 | 
						|
							enum grub_video_blit_operators oper,
 | 
						|
							int x, int y,
 | 
						|
							int offset_x,
 | 
						|
							int offset_y,
 | 
						|
							unsigned int width,
 | 
						|
							unsigned int height);
 | 
						|
 | 
						|
grub_err_t grub_video_scroll (grub_video_color_t color, int dx, int dy);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_swap_buffers) (void);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_create_render_target) (struct grub_video_render_target **result,
 | 
						|
							  unsigned int width,
 | 
						|
							  unsigned int height,
 | 
						|
							  unsigned int mode_type);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_delete_render_target) (struct grub_video_render_target *target);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_set_active_render_target) (struct grub_video_render_target *target);
 | 
						|
 | 
						|
grub_err_t grub_video_get_active_render_target (struct grub_video_render_target **target);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_edid_checksum) (struct grub_video_edid_info *edid_info);
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_edid_preferred_mode) (struct grub_video_edid_info *edid_info,
 | 
						|
					   unsigned int *width,
 | 
						|
					   unsigned int *height);
 | 
						|
 | 
						|
grub_err_t EXPORT_FUNC (grub_video_set_mode) (const char *modestring,
 | 
						|
					      unsigned int modemask,
 | 
						|
					      unsigned int modevalue);
 | 
						|
 | 
						|
static inline int
 | 
						|
grub_video_check_mode_flag (grub_video_mode_type_t flags,
 | 
						|
			    grub_video_mode_type_t mask,
 | 
						|
			    grub_video_mode_type_t flag, int def)
 | 
						|
{
 | 
						|
  return (flag & mask) ? !! (flags & flag) : def;
 | 
						|
}
 | 
						|
 | 
						|
grub_video_driver_id_t EXPORT_FUNC (grub_video_get_driver_id) (void);
 | 
						|
 | 
						|
static __inline grub_video_rgba_color_t
 | 
						|
grub_video_rgba_color_rgb (grub_uint8_t r, grub_uint8_t g, grub_uint8_t b)
 | 
						|
{
 | 
						|
  grub_video_rgba_color_t c;
 | 
						|
  c.red = r;
 | 
						|
  c.green = g;
 | 
						|
  c.blue = b;
 | 
						|
  c.alpha = 255;
 | 
						|
  return c;
 | 
						|
}
 | 
						|
 | 
						|
static __inline grub_video_color_t
 | 
						|
grub_video_map_rgba_color (grub_video_rgba_color_t c)
 | 
						|
{
 | 
						|
  return grub_video_map_rgba (c.red, c.green, c.blue, c.alpha);
 | 
						|
}
 | 
						|
 | 
						|
#ifndef GRUB_MACHINE_EMU
 | 
						|
extern void grub_font_init (void);
 | 
						|
extern void grub_font_fini (void);
 | 
						|
extern void grub_gfxterm_init (void);
 | 
						|
extern void grub_gfxterm_fini (void);
 | 
						|
extern void grub_video_sm712_init (void);
 | 
						|
extern void grub_video_sm712_fini (void);
 | 
						|
extern void grub_video_sis315pro_init (void);
 | 
						|
extern void grub_video_radeon_fuloong2e_init (void);
 | 
						|
extern void grub_video_sis315pro_fini (void);
 | 
						|
extern void grub_video_radeon_fuloong2e_fini (void);
 | 
						|
extern void grub_video_radeon_yeeloong3a_init (void);
 | 
						|
extern void grub_video_radeon_yeeloong3a_fini (void);
 | 
						|
#endif
 | 
						|
 | 
						|
void
 | 
						|
grub_video_set_adapter (grub_video_adapter_t adapter);
 | 
						|
grub_video_adapter_t
 | 
						|
grub_video_get_adapter (void);
 | 
						|
grub_err_t
 | 
						|
grub_video_capture_start (const struct grub_video_mode_info *mode_info,
 | 
						|
			  struct grub_video_palette_data *palette,
 | 
						|
			  unsigned int palette_size);
 | 
						|
void
 | 
						|
grub_video_capture_end (void);
 | 
						|
 | 
						|
void *
 | 
						|
grub_video_capture_get_framebuffer (void);
 | 
						|
 | 
						|
extern grub_video_adapter_t EXPORT_VAR (grub_video_adapter_active);
 | 
						|
extern void (*grub_video_capture_refresh_cb) (void);
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_RGB555(x)						\
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,				\
 | 
						|
    x.bpp = 15,								\
 | 
						|
    x.bytes_per_pixel = 2,						\
 | 
						|
    x.number_of_colors = 256,						\
 | 
						|
    x.red_mask_size = 5,						\
 | 
						|
    x.red_field_pos = 10,						\
 | 
						|
    x.green_mask_size = 5,						\
 | 
						|
    x.green_field_pos = 5,						\
 | 
						|
    x.blue_mask_size = 5,						\
 | 
						|
    x.blue_field_pos = 0
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_RGB565(x)						\
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,				\
 | 
						|
    x.bpp = 16,								\
 | 
						|
    x.bytes_per_pixel = 2,						\
 | 
						|
    x.number_of_colors = 256,						\
 | 
						|
    x.red_mask_size = 5,						\
 | 
						|
    x.red_field_pos = 11,						\
 | 
						|
    x.green_mask_size = 6,						\
 | 
						|
    x.green_field_pos = 5,						\
 | 
						|
    x.blue_mask_size = 5,						\
 | 
						|
    x.blue_field_pos = 0
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_RGB888(x) \
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,			\
 | 
						|
    x.bpp = 24,							\
 | 
						|
    x.bytes_per_pixel = 3,					\
 | 
						|
    x.number_of_colors = 256,					\
 | 
						|
    x.red_mask_size = 8,					\
 | 
						|
    x.red_field_pos = 16,					\
 | 
						|
    x.green_mask_size = 8,					\
 | 
						|
    x.green_field_pos = 8,					\
 | 
						|
    x.blue_mask_size = 8,					\
 | 
						|
    x.blue_field_pos = 0
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_RGBA8888(x) \
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,	\
 | 
						|
    x.bpp = 32,					\
 | 
						|
    x.bytes_per_pixel = 4,			\
 | 
						|
    x.number_of_colors = 256,			\
 | 
						|
    x.reserved_mask_size = 8,			\
 | 
						|
    x.reserved_field_pos = 24,			\
 | 
						|
    x.red_mask_size = 8,			\
 | 
						|
    x.red_field_pos = 16,			\
 | 
						|
    x.green_mask_size = 8,			\
 | 
						|
    x.green_field_pos = 8,			\
 | 
						|
    x.blue_mask_size = 8,			\
 | 
						|
    x.blue_field_pos = 0
 | 
						|
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_BGR555(x)						\
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,				\
 | 
						|
    x.bpp = 15,								\
 | 
						|
    x.bytes_per_pixel = 2,						\
 | 
						|
    x.number_of_colors = 256,						\
 | 
						|
    x.red_mask_size = 5,						\
 | 
						|
    x.red_field_pos = 0,						\
 | 
						|
    x.green_mask_size = 5,						\
 | 
						|
    x.green_field_pos = 5,						\
 | 
						|
    x.blue_mask_size = 5,						\
 | 
						|
    x.blue_field_pos = 10
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_BGR565(x)						\
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,				\
 | 
						|
    x.bpp = 16,								\
 | 
						|
    x.bytes_per_pixel = 2,						\
 | 
						|
    x.number_of_colors = 256,						\
 | 
						|
    x.red_mask_size = 5,						\
 | 
						|
    x.red_field_pos = 0,						\
 | 
						|
    x.green_mask_size = 6,						\
 | 
						|
    x.green_field_pos = 5,						\
 | 
						|
    x.blue_mask_size = 5,						\
 | 
						|
    x.blue_field_pos = 11
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_BGR888(x) \
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,			\
 | 
						|
    x.bpp = 24,							\
 | 
						|
    x.bytes_per_pixel = 3,					\
 | 
						|
    x.number_of_colors = 256,					\
 | 
						|
    x.red_mask_size = 8,					\
 | 
						|
    x.red_field_pos = 0,					\
 | 
						|
    x.green_mask_size = 8,					\
 | 
						|
    x.green_field_pos = 8,					\
 | 
						|
    x.blue_mask_size = 8,					\
 | 
						|
    x.blue_field_pos = 16
 | 
						|
 | 
						|
#define GRUB_VIDEO_MI_BGRA8888(x) \
 | 
						|
  x.mode_type = GRUB_VIDEO_MODE_TYPE_RGB,	\
 | 
						|
    x.bpp = 32,					\
 | 
						|
    x.bytes_per_pixel = 4,			\
 | 
						|
    x.number_of_colors = 256,			\
 | 
						|
    x.reserved_mask_size = 8,			\
 | 
						|
    x.reserved_field_pos = 24,			\
 | 
						|
    x.red_mask_size = 8,			\
 | 
						|
    x.red_field_pos = 0,			\
 | 
						|
    x.green_mask_size = 8,			\
 | 
						|
    x.green_field_pos = 8,			\
 | 
						|
    x.blue_mask_size = 8,			\
 | 
						|
    x.blue_field_pos = 16
 | 
						|
 | 
						|
#endif /* ! GRUB_VIDEO_HEADER */
 |