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1 // *********************************************************
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2 // ** Common definitions for the OSTC decompression code **
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3 // *********************************************************
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4
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5 //////////////////////////////////////////////////////////////////////////////
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6 // OSTC - diving computer code
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7 // Copyright (C) 2008 HeinrichsWeikamp GbR
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8 //
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9 // This program is free software: you can redistribute it and/or modify
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10 // it under the terms of the GNU General Public License as published by
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11 // the Free Software Foundation, either version 3 of the License, or
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12 // (at your option) any later version.
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13 //
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14 // This program is distributed in the hope that it will be useful,
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15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 // GNU General Public License for more details.
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18 //
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19 // You should have received a copy of the GNU General Public License
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20 // along with this program. If not, see <http://www.gnu.org/licenses/>.
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21 //
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22 //////////////////////////////////////////////////////////////////////////////
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23 // history:
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24 // 12/25/10 v110: [jDG] split in three files (deco.c, main.c, definitions.h)
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25
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26 # define DBG_c_gas 0b0000000000000001
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27 # define DBG_c_ppO2 0b0000000000000010
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28 # define DBG_RUN 0b0000000000000100
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29 # define DBG_RESTART 0b0000000000001000
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30
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31 # define DBG_CdeSAT 0b0000000000010000
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32 # define DBG_C_MODE 0b0000000000100000
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33 # define DBG_C_SURF 0b0000000001000000
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34 # define DBG_HEwoHE 0b0000000010000000
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35
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36 # define DBG_C_DPPO2 0b0000000100000000
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37 # define DBG_C_DGAS 0b0000001000000000
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38 # define DBG_C_DIST 0b0000010000000000
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39 # define DBG_C_LAST 0b0000100000000000
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40
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41 # define DBG_C_GF 0b0001000000000000
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42 # define DBG_ZH16ERR 0b0010000000000000
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43 # define DBG_PHIGH 0b0100000000000000
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44 # define DBG_PLOW 0b1000000000000000
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45
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46
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47 # define DBS_mode 0b0000000000000001
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48 # define DBS_ppO2 0b0000000000000010
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49 # define DBS_HE_sat 0b0000000000000100
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50 # define DBS_ppO2chg 0b0000000000001000
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51
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52 # define DBS_SAT2l 0b0000000000010000
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53 # define DBS_SAT2h 0b0000000000100000
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54 # define DBS_GFLOW2l 0b0000000001000000
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55 # define DBS_GFLOW2h 0b0000000010000000
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56
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57 # define DBS_GFHGH2l 0b0000000100000000
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58 # define DBS_GFHGH2h 0b0000001000000000
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59 # define DBS_GASO22l 0b0000010000000000
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60 # define DBS_GASO22h 0b0000100000000000
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61
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62 # define DBS_DIST2h 0b0001000000000000
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63 # define DBS_LAST2h 0b0010000000000000
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64 # define DBS_DECOO2l 0b0100000000000000
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65 # define DBS_DECOO2h 0b1000000000000000
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66
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67
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68 # define DBS2_PRES2h 0b0000000000000001
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69 # define DBS2_PRES2l 0b0000000000000010
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70 # define DBS2_SURF2l 0b0000000000000100
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71 # define DBS2_SURF2h 0b0000000000001000
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72
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73 # define DBS2_DESAT2l 0b0000000000010000
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74 # define DBS2_DESAT2h 0b0000000000100000
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75 # define DBS2_GFDneg 0b0000000001000000
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76 # define DBS2_ 0b000000000000000
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77
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78 # define DBS2_ 0b000000000000000
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79 # define DBS2_ 0b000000000000000
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80 # define DBS2_ 0b000000000000000
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81 # define DBS2_ 0b000000000000000
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82
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83 # define MBAR_REACH_GASCHANGE_AUTO_CHANGE_OFF 150
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84
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85 // *************************
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86 // ** P R O T O T Y P E S **
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87 // *************************
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88 void calc_hauptroutine(void);
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89 void calc_tissue(void);
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90 void calc_nullzeit(void);
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91 void backup_sim_pres_tissue(void);
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92 void restore_sim_pres_tissue(void);
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93
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94 void calc_without_deco(void);
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95 void clear_tissue(void);
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96 void calc_ascenttime(void);
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97 void update_startvalues(void);
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98 void clear_decoarray(void);
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99 void update_decoarray(void);
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100 void sim_tissue_1min(void);
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101 void sim_tissue_10min(void);
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102 void calc_gradient_factor(void);
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103 void calc_wo_deco_step_1_min(void);
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104 void calc_tissue_step_1_min(void);
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105 //void debug(void);
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106 void calc_percentage(void);
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107 void calc_hauptroutine_data_input(void);
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108 void calc_hauptroutine_update_tissues(void);
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109 void calc_hauptroutine_calc_deco(void);
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110 void calc_hauptroutine_calc_ascend_to_deco(void);
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111 //void build_debug_output(void);
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112 void calc_nextdecodepth_GF(void);
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113 void copy_deco_table_GF(void);
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114 void clear_internal_deco_table_GF(void);
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115 void update_internal_deco_table_GF(void);
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116
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117
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118 void deco_calc_hauptroutine(void);
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119 void deco_calc_without_deco(void);
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120 void deco_clear_tissue(void);
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121 void deco_calc_percentage(void);
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122 void deco_calc_wo_deco_step_1_min(void);
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123 void deco_debug(void);
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124 void deco_gradient_array(void);
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125 void deco_hash(void);
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126 void deco_calc_desaturation_time(void);
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127 void deco_calc_CNS_fraction(void);
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128 void deco_clear_CNS_fraction(void);
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129 void deco_push_tissues_to_vault(void);
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130 void deco_pull_tissues_from_vault(void);
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131
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132 // *************************************************
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133 // ** V A R I A B L E S D E C L A R A T I O N S **
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134 // *************************************************
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135 // prefixes etc:
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136 // _O_ = output for use in the assembler code
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137 // _I_ = input from the assembler code for the c code
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138 // char_ and int_ = used to identify output and input size
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139 // var = variable (from b"uhlmann)
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140 // pres = pressure
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141 // gtissue = guiding tissue, the one limiting the ascent
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142 // e2secs = exp of the b"uhlmann formula precalculated for a 2 second step
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143 // e1min = same for 1 minute step
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144 // sim = used in simulating the ascent to the surface
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145 // nullzeit = remaining ground/bottom time for "no deco"
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146 // hauptroutine = main
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147
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148 extern unsigned int int_O_tissue_for_debug[32];
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149 extern unsigned int int_O_GF_spare____;
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150 extern unsigned int int_O_GF_step;
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151 extern unsigned int int_O_gtissue_limit;
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152 extern unsigned int int_O_gtissue_press;
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153 extern unsigned int int_O_limit_GF_low;
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154 extern unsigned int int_O_gtissue_press_at_GF_low;
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155 extern unsigned char char_I_step_is_1min;
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156 extern unsigned char char_O_GF_low_pointer;
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157 extern unsigned char char_O_actual_pointer;
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158 extern unsigned char char_O_deco_table[32];
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159 extern unsigned char char_I_table_deco_done[32];
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160 extern unsigned int int_O_calc_tissue_call_counter;
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161
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162 //---- Bank 5 parameters -----------------------------------------------------
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163 extern unsigned int int_I_pres_respiration;
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164 extern unsigned int int_I_pres_surface;
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165 extern unsigned int int_I_temp;
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166 extern unsigned char char_I_temp;
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167 extern unsigned char char_I_actual_ppO2;
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168 extern unsigned char char_I_deco_N2_ratio2;
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169 extern unsigned char char_I_deco_He_ratio2;
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170 extern unsigned char char_I_deco_N2_ratio3;
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171 extern unsigned char char_I_deco_He_ratio3;
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172 extern unsigned char char_I_deco_N2_ratio4;
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173 extern unsigned char char_I_deco_He_ratio4;
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174 extern unsigned char char_I_deco_N2_ratio5;
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175 extern unsigned char char_I_deco_He_ratio5;
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176 extern unsigned char char_I_N2_ratio;
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177 extern unsigned char char_I_He_ratio;
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178 extern unsigned char char_I_saturation_multiplier;
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179 extern unsigned char char_I_desaturation_multiplier;
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180 extern unsigned char char_I_GF_High_percentage;
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181 extern unsigned char char_I_GF_Low_percentage;
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182 extern unsigned char char_I_spare;
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183 extern unsigned char char_I_deco_distance;
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184 extern unsigned char char_I_const_ppO2;
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185 extern unsigned char char_I_deco_ppO2_change;
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186 extern unsigned char char_I_deco_ppO2;
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187 extern unsigned char char_I_deco_gas_change;
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188 extern unsigned char char_I_deco_N2_ratio;
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189 extern unsigned char char_I_deco_He_ratio;
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190 extern unsigned char char_I_depth_last_deco;
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191 extern unsigned char char_I_deco_model;
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192
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193 extern unsigned int int_O_desaturation_time;
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194 extern unsigned char char_O_nullzeit;
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195 extern unsigned char char_O_deco_status;
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196 extern unsigned char char_O_array_decotime[7];
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197 extern unsigned char char_O_array_decodepth[6];
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198 extern unsigned char char_O_ascenttime;
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199 extern unsigned char char_O_gradient_factor;
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200 extern unsigned char char_O_tissue_saturation[32];
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201 extern unsigned char char_O_array_gradient_weighted[16];
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202 extern unsigned char char_O_gtissue_no;
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203 extern unsigned char char_O_diluent;
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204 extern unsigned char char_O_CNS_fraction;
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205 extern unsigned char char_O_relative_gradient_GF;
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206 extern unsigned char char_I_deco_gas_change2;
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207 extern unsigned char char_I_deco_gas_change3;
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208 extern unsigned char char_I_deco_gas_change4;
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209 extern unsigned char char_I_deco_gas_change5;
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210
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211 //---- Bank 9 parameters -----------------------------------------------------
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212 extern unsigned int int_O_DBS_bitfield;
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213 extern unsigned int int_O_DBS2_bitfield;
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214 extern unsigned int int_O_DBG_pre_bitfield;
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215 extern unsigned int int_O_DBG_post_bitfield;
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216 extern unsigned char char_O_NDL_at_20mtr;
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