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30
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1 ///////////////////////////////////////////////////////////////////////////////
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2 /// -*- coding: UTF-8 -*-
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3 ///
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4 /// \file FontPack/./base_upperRegion.c
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5 /// \brief The beginning of it all. main() is part of this.
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36
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6 /// \author heinrichs weikamp gmbh
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7 /// \date 31-August-2015
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8 ///
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9 /// $Id$
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10 ///////////////////////////////////////////////////////////////////////////////
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11 /// \par Copyright (c) 2014-2018 Heinrichs Weikamp gmbh
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12 ///
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13 /// This program is free software: you can redistribute it and/or modify
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14 /// it under the terms of the GNU General Public License as published by
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15 /// the Free Software Foundation, either version 3 of the License, or
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16 /// (at your option) any later version.
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17 ///
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18 /// This program is distributed in the hope that it will be useful,
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19 /// but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 /// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 /// GNU General Public License for more details.
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22 ///
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23 /// You should have received a copy of the GNU General Public License
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24 /// along with this program. If not, see <http://www.gnu.org/licenses/>.
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25 //////////////////////////////////////////////////////////////////////////////
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26 /**
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27 @verbatim
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28 ==============================================================================
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29 ##### New characters in fonts #####
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30 ==============================================================================
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31 [..] Use font_tmore.c and add line to corresponding font like font_t54c
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32 Don't forget to adjust the length of the font in the last line starting
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33 const tFont .....
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34
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35 [..] last char vor der gro�en L�cke, Stand 160217
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36 image_data_FontT24_0x002b[364]
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37 __attribute__((at( START_T24_FONT + (1647 * 28) ))), START_T24_FONT (0x08142F00 - MINUS_BANK)
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38
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39 -> frei ab 0x0814E490
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40 geht dann weiter mit image_data_ostc_fuer_Tauchcomputer_240px
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41 sind ca. 120 kByte frei!
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42
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43 @endverbatim
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44 ******************************************************************************
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45 */
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46
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47 /* Includes ------------------------------------------------------------------*/
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48
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49 // From Common/Inc:
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50 #include "FirmwareData.h"
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51
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52 // From Discovery/Inc
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53 #include "gfx_fonts.h"
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54
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55 // From AC6 support:
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56 #include <stdio.h>
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57
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58 //////////////////////////////////////////////////////////////////////////////
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59
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60 const SFirmwareData font_FirmwareData __attribute__(( section(".font_firmware_data") )) =
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61 {
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62 .versionFirst = 0,
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63 .versionSecond = 9,
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64 .versionThird = 0,
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65 .versionBeta = 0,
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66
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67 /* 4 bytes, including trailing 0 */
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68 .signature = "cw",
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69
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70 .release_year = 16,
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71 .release_month = 1,
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72 .release_day = 13,
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73 .release_sub = 0,
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74
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75 /* max 48, including trailing 0 */
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76 .release_info ="",
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77
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78 /* for safety reasons and coming functions */
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79 .magic[0] = FIRMWARE_MAGIC_FIRST,
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80 .magic[1] = FIRMWARE_MAGIC_SECOND,
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81 .magic[2] = FIRMWARE_MAGIC_FONT, /* the magic byte for fonts*/
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82 .magic[3] = FIRMWARE_MAGIC_END
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83 };
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84
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85 //////////////////////////////////////////////////////////////////////////////
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86
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87 /* Fonts fixed in upper region */
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88 #include "Fonts/font_awe48.h"
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89 #include "Fonts/font_T24.h"
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90 #include "Fonts/font_T42.h"
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91 #include "Fonts/font_T48_plus.h"
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92 #include "Fonts/font_T54.h"
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93 #include "Fonts/font_T84.h"
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94 #include "Fonts/font_T105.h"
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95 #include "Fonts/font_T144_plus.h"
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96
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97 /* Images fixed in upper region */
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98 #include "Fonts/image_battery.h"
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99 #include "Fonts/image_heinrichs_weikamp.h"
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100 #include "Fonts/image_ostc.h"
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101
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102 //////////////////////////////////////////////////////////////////////////////
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103
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104 static int errors = 0;
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105 #define ASSERT(e) \
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106 do { if( ! (e) ) {++errors; printf("FAIL at %3d: %s", __LINE__, #e);}} while(0)
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107
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108 #define ASSERT_RANGE(e, min, max) \
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109 ASSERT(min <= e); ASSERT( e <= max)
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110
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111 int main(void)
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112 {
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113 //---- Check the linker puts the directory at the requested address ------
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114 ASSERT( & Awe48 == (tFont*)0x8100000 );
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115 ASSERT( & FontT24 == (tFont*)0x810000c );
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116 ASSERT( & FontT42 == (tFont*)0x8100018 );
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117 ASSERT( & FontT48 == (tFont*)0x8100024 );
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118 ASSERT( & FontT54 == (tFont*)0x8100030 );
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119 ASSERT( & FontT84 == (tFont*)0x810003c );
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120 ASSERT( & FontT105 == (tFont*)0x8100048 );
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121 ASSERT( & FontT144 == (tFont*)0x8100052 );
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122
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123 //---- Check the linker puts the font data in the requested section ------
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124 extern tChar __upper_font_data;
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125 extern tChar __upper_font_data_end;
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126 ASSERT( &__upper_font_data == (tChar*)0x08132040 );
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127 ASSERT_RANGE( (int)&__upper_font_data_end, 0x08132040, 0x081E0000);
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128
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129 //---- Walk through the directory data -----------------------------------
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130 extern const tFont __font_directory;
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131 extern const tFont __font_directory_end;
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132 for(const tFont* font = & __font_directory; font < &__font_directory_end; ++font)
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133 {
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134 // Check END-OF-DIRECTORY magic marker
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135 if( font->length == (uint32_t)-1 )
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136 {
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137 ASSERT( font == &FontT144 + 1 );
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138 break;
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139 }
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140
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141 // Check font descriptors are inside a safe range.
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142 ASSERT_RANGE( font->length, 10, 103 );
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143 ASSERT_RANGE( font->spacesize, 0, 18 );
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144 ASSERT_RANGE( font->spacesize2Monospaced, 13, 72 );
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145 ASSERT_RANGE( font->height, 28, 108 );
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146
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147 //---- Walk through each char ----------------------------------------
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148 for(int i = 0; i < font->length; ++i)
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149 {
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150 const tChar* c = &font->chars[i];
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151
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152 // Check char data is indeed stored in the actual data section
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153 ASSERT_RANGE( c, &__upper_font_data, &__upper_font_data_end);
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154
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155 // Check char data sanity
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156 ASSERT_RANGE( c->code, 0x0000, 0xF143);
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157
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158 // Check image sanity
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159 const tImage* image = c->image;
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160 ASSERT_RANGE(image, (tImage*)&__upper_font_data, (tImage*)&__upper_font_data_end);
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161 ASSERT_RANGE(image->width, font->spacesize, font->spacesize2Monospaced);
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162 ASSERT(image->height == font->height);
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163
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164 // Uncompress image bytes
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165 const uint8_t* byte = image->data;
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166 ASSERT_RANGE(byte, (uint8_t*)&__upper_font_data, (uint8_t*)&__upper_font_data_end);
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167
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168 for(int w=0; w <image->width; ++w)
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169 {
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170 // Compression: special 0x01 byte at start of column means just skip it.
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171 if( *byte++ == 0x01 )
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172 continue;
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173
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174 int zeros = (byte[-1] == 0x00) ? 1 : 0;
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175 for(int h = 1; h < image->height; ++h)
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176 {
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177 if( *byte == 0x00 )
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178 ++zeros;
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179
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180 // Other bytes cannot have the 0x01 value...
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181 ASSERT( *byte++ != 0x01 );
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182 }
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183
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184 if( zeros == image->height )
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185 printf("Font[%d] char[%d]: could skip column %d",
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186 &__font_directory - font, i, w);
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187 }
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188
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189 // Check the byte stream do not collide with the next char,
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190 // or with the first tImage struct of the font.
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191 if( (i+1) < font->length )
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192 ASSERT( byte < font->chars[i+1].image->data );
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193 else
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194 ASSERT( byte < (uint8_t*)font->chars[0].image );
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195
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196 // TODO: check image bytes are contiguous between chars.
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197 }
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198 }
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199
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200 if( errors )
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201 {
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202 printf("Font Check: %d errors.", errors);
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203 return -1;
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204 }
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205
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206 printf("Font Check: no errors.");
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207 return 0;
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208 }
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209
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210 /************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/
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