board/esd/common/lcd.h

   1 /*
   2  * (C) Copyright 2003-2004
   3  * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 /*
   9  * Neutralize little endians.
  10  */
  11 #define SWAP_LONG(data) ((unsigned long)                                  \
  12                          (((unsigned long)(data) >> 24)                 | \
  13                           ((unsigned long)(data)  << 24)                | \
  14                           (((unsigned long)(data) >> 8) & 0x0000ff00 )  | \
  15                            (((unsigned long)(data) << 8) & 0x00ff0000 )))
  16 #define SWAP_SHORT(data) ((unsigned short)                                \
  17                           (((unsigned short)(data) >> 8 )  |              \
  18                            ((unsigned short)(data) << 8 )))
  19 #define LOAD_LONG(data)   SWAP_LONG(data)
  20 #define LOAD_SHORT(data)  SWAP_SHORT(data)
  21
  22 #define S1D_WRITE_PALETTE(p,i,r,g,b)                                    \
  23         {                                                               \
  24                 out_8(&((uchar*)(p))[palette_index], (uchar)(i));       \
  25                 out_8(&((uchar*)(p))[palette_index], (uchar)(r));       \
  26                 out_8(&((uchar*)(p))[palette_index], (uchar)(g));       \
  27                 out_8(&((uchar*)(p))[palette_index], (uchar)(b));       \
  28         }
  29
  30 typedef struct
  31 {
  32     ushort Index;
  33     uchar  Value;
  34 } S1D_REGS;
  35
  36 typedef struct                       /**** BMP file info structure ****/
  37 {
  38         unsigned int   biSize;           /* Size of info header */
  39         int            biWidth;          /* Width of image */
  40         int            biHeight;         /* Height of image */
  41         unsigned short biPlanes;         /* Number of color planes */
  42         unsigned short biBitCount;       /* Number of bits per pixel */
  43         unsigned int   biCompression;    /* Type of compression to use */
  44         unsigned int   biSizeImage;      /* Size of image data */
  45         int            biXPelsPerMeter;  /* X pixels per meter */
  46         int            biYPelsPerMeter;  /* Y pixels per meter */
  47         unsigned int   biClrUsed;        /* Number of colors used */
  48         unsigned int   biClrImportant;   /* Number of important colors */
  49 } BITMAPINFOHEADER;