avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/board/esd/common/lcd.h

@@ -0,0 +1,49 @@
+/*
+ * (C) Copyright 2003-2004
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/*
+ * Neutralize little endians.
+ */
+#define SWAP_LONG(data) ((unsigned long)                                  \
+			 (((unsigned long)(data) >> 24)                 | \
+			  ((unsigned long)(data)  << 24)                | \
+			  (((unsigned long)(data) >> 8) & 0x0000ff00 )  | \
+			   (((unsigned long)(data) << 8) & 0x00ff0000 )))
+#define SWAP_SHORT(data) ((unsigned short)                                \
+			  (((unsigned short)(data) >> 8 )  |              \
+			   ((unsigned short)(data) << 8 )))
+#define LOAD_LONG(data)   SWAP_LONG(data)
+#define LOAD_SHORT(data)  SWAP_SHORT(data)
+
+#define S1D_WRITE_PALETTE(p,i,r,g,b)					\
+	{								\
+		out_8(&((uchar*)(p))[palette_index], (uchar)(i));	\
+		out_8(&((uchar*)(p))[palette_index], (uchar)(r));	\
+		out_8(&((uchar*)(p))[palette_index], (uchar)(g));	\
+		out_8(&((uchar*)(p))[palette_index], (uchar)(b));	\
+	}
+
+typedef struct
+{
+    ushort Index;
+    uchar  Value;
+} S1D_REGS;
+
+typedef struct                       /**** BMP file info structure ****/
+{
+	unsigned int   biSize;           /* Size of info header */
+	int            biWidth;          /* Width of image */
+	int            biHeight;         /* Height of image */
+	unsigned short biPlanes;         /* Number of color planes */
+	unsigned short biBitCount;       /* Number of bits per pixel */
+	unsigned int   biCompression;    /* Type of compression to use */
+	unsigned int   biSizeImage;      /* Size of image data */
+	int            biXPelsPerMeter;  /* X pixels per meter */
+	int            biYPelsPerMeter;  /* Y pixels per meter */
+	unsigned int   biClrUsed;        /* Number of colors used */
+	unsigned int   biClrImportant;   /* Number of important colors */
+} BITMAPINFOHEADER;