FreeCalypso > hg > fc-selenite
annotate src/cs/drivers/drv_app/pwr/pwr_api.c @ 45:e955d102e7c4
configure.sh: buglet in Makefile generation
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 17 Jul 2018 18:17:27 +0000 |
parents | b6a5e36de839 |
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rev | line source |
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1 /******************************************************************************* |
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2 * |
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3 * pwr_api.c |
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4 * |
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5 * Purpose: This file contains functions that can be accessed by any SWE |
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6 * to use power management services. |
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7 * |
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8 * Author Candice Bazanegue (c-brille@ti.com) |
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9 * |
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10 * |
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11 * (C) Texas Instruments 2001 |
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12 * |
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13 ******************************************************************************/ |
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14 |
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15 #include "rv/rv_defined_swe.h" // for RVM_PWR_SWE |
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16 |
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17 #ifdef RVM_PWR_SWE |
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18 |
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19 #include "rvm/rvm_use_id_list.h" |
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20 #include "spi/spi_api.h" |
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21 #include "spi/spi_env.h" |
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22 #include "pwr/pwr_env.h" |
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23 #include "pwr/pwr_cust.h" |
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24 #include "pwr/pwr_messages.h" |
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25 #include "pwr/pwr_messages_i.h" |
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26 |
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27 /* Define a pointer to the PWR Environment control block. */ |
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28 extern T_PWR_ENV_CTRL_BLK *pwr_env_ctrl_blk; |
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29 |
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30 |
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31 /******************************************************************************* |
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32 ** |
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33 ** Function power_info_register |
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34 ** |
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35 ** Description Function called by the MMI to enable (or disable) the receipt |
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36 ** of several events related to the charging process or the |
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37 ** discharge levels. |
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38 ** |
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39 ** |
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40 *******************************************************************************/ |
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41 T_POWER_RET power_info_register(BOOLEAN info_enable, T_RV_RETURN return_path) |
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42 { |
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43 if (((pwr_env_ctrl_blk->power_info.return_path.callback_func)!= NULL) || |
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44 (pwr_env_ctrl_blk->power_info.return_path.addr_id != RVF_INVALID_ADDR_ID)) |
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45 { |
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46 rvf_send_trace("power_info_register : info already registered, performs another registration", |
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47 76, |
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48 NULL_PARAM, |
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49 RV_TRACE_LEVEL_DEBUG_HIGH, |
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50 PWR_USE_ID); |
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51 } |
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52 pwr_env_ctrl_blk->power_info.info_enable = info_enable; |
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53 pwr_env_ctrl_blk->power_info.return_path.addr_id = return_path.addr_id; |
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54 pwr_env_ctrl_blk->power_info.return_path.callback_func = return_path.callback_func; |
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55 |
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56 return (POWER_OK); |
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57 |
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58 } |
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59 |
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60 |
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61 |
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62 /******************************************************************************* |
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63 ** |
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64 ** Function power_alert_register |
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65 ** |
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66 ** Description Function called by the MMI to configure the threshold of |
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67 ** remaining energy in the battery, under which the MMI will |
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68 ** receive low battery alerts. |
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69 ** |
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70 ** |
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71 *******************************************************************************/ |
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72 T_POWER_RET power_alert_register(T_PWR_PERCENT remain_capa_threshold, |
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73 T_RV_RETURN return_path) |
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74 { |
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75 |
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76 if (((pwr_env_ctrl_blk->power_alert.return_path.callback_func)!= NULL) || |
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77 (pwr_env_ctrl_blk->power_alert.return_path.addr_id != RVF_INVALID_ADDR_ID)) |
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78 { |
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79 rvf_send_trace("power_alert_register : info already registered, performs another registration", |
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80 77, |
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81 NULL_PARAM, |
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82 RV_TRACE_LEVEL_DEBUG_HIGH, |
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83 PWR_USE_ID); |
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84 } |
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85 pwr_env_ctrl_blk->power_alert.remain_capa_threshold = remain_capa_threshold; |
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86 pwr_env_ctrl_blk->power_alert.return_path.addr_id = return_path.addr_id; |
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87 pwr_env_ctrl_blk->power_alert.return_path.callback_func = return_path.callback_func; |
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88 |
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89 return (POWER_OK); |
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90 |
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91 } |
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92 |
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93 |
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94 /******************************************************************************* |
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95 ** |
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96 ** Function power_emergency_register |
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97 ** |
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98 ** Description Function called by the MMI to define the call-back function |
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99 ** which will be called in case of emergency switch OFF. |
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100 ** |
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101 ** |
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102 *******************************************************************************/ |
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103 T_POWER_RET power_emergency_register(T_RV_RETURN return_path) |
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104 { |
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105 |
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106 if (((pwr_env_ctrl_blk->power_emergency.callback_func)!= NULL) || |
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107 (pwr_env_ctrl_blk->power_emergency.addr_id != RVF_INVALID_ADDR_ID)) |
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108 { |
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109 rvf_send_trace("power_emergency_register : info already registered, performs another registration", |
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110 80, |
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111 NULL_PARAM, |
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112 RV_TRACE_LEVEL_DEBUG_HIGH, |
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113 PWR_USE_ID); |
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114 } |
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115 pwr_env_ctrl_blk->power_emergency.addr_id = return_path.addr_id; |
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116 pwr_env_ctrl_blk->power_emergency.callback_func = return_path.callback_func; |
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117 |
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118 return (POWER_OK); |
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119 |
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120 } |
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121 |
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122 |
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123 |
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124 /******************************************************************************* |
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125 ** |
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126 ** Function pwr_callback_func |
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127 ** |
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128 ** Description |
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129 ** |
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130 ** |
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131 ** |
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132 *******************************************************************************/ |
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133 void pwr_callback_func(void *ptr) |
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134 { |
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135 T_PWR_CHARGING_STATE charge_started; |
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136 |
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137 |
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138 /* Charge started? */ |
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139 charge_started = pwr_env_ctrl_blk->charging_state; |
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140 |
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141 if (charge_started == CHARGE_STOPPED) |
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142 { |
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143 /* Ask for battery temperature measurement */ |
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144 pwr_get_battery_temperature(); |
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145 } |
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146 |
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147 else if ((charge_started == CI_CHARGE_STARTED) || |
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148 (charge_started == CV_CHARGE_STARTED)) |
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149 { |
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150 /* The battery temperature has been measured during the charge */ |
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151 pwr_get_bat_info(); |
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152 } |
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153 |
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154 } |
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155 |
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156 |
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157 |
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158 |
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159 /******************************************************************************* |
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160 ** |
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161 ** Function pwr_get_bat_info |
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162 ** |
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163 ** Description |
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164 ** |
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165 ** |
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166 *******************************************************************************/ |
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167 void pwr_get_bat_info(void) |
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168 { |
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169 UINT16 bat_voltage, bat_madc_voltage; |
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170 UINT16 charger_current, bat_madc_current; |
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171 UINT16 status; |
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172 BOOLEAN charger_plugged; |
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173 T_PWR_CHARGING_STATE charge_started; |
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174 T_PWR_PERCENT remain_capacity; |
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175 INT16 bat_temperature; |
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176 |
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177 |
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178 /* Voltage and current */ |
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179 /* Read the conversion results in the analog device registers */ |
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180 bat_madc_voltage = ABB_Read_Register_on_page(PAGE0, VBATREG); |
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181 bat_madc_current = ABB_Read_Register_on_page(PAGE0, ICHGREG); |
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182 |
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183 bat_voltage = pwr_adc_to_mvolt(bat_madc_voltage); |
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184 charger_current = pwr_adc_to_mA(bat_madc_current); |
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185 |
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186 /* Remaining capacity in the battery */ |
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187 remain_capacity = pwr_get_capacity_vs_voltage(bat_voltage); |
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188 |
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189 /* Charger plugged? */ |
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190 status = ABB_Read_Status(); |
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191 if (status & CHGPRES) |
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192 { |
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193 charger_plugged = TRUE; |
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194 } |
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195 else |
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196 { |
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197 charger_plugged = FALSE; |
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198 } |
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199 |
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200 /* Charge started? */ |
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201 charge_started = pwr_env_ctrl_blk->charging_state; |
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202 |
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203 /* The battery temperature is already measured during the charge */ |
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204 /* Use the last result */ |
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205 bat_temperature = pwr_env_ctrl_blk->bat_celsius_temp; |
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206 |
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207 /* Send the results to the upper layer */ |
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208 pwr_send_battery_info(bat_voltage, bat_temperature, charger_current, |
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209 charger_plugged, charge_started, |
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210 remain_capacity); |
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211 } |
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212 |
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213 |
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214 |
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215 |
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216 /******************************************************************************* |
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217 ** |
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218 ** Function power_battery_information |
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219 ** |
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220 ** Description Function called by the MMI to get information concerning |
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221 ** the battery. |
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222 ** |
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223 ** |
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224 *******************************************************************************/ |
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225 T_POWER_RET power_battery_information(void) |
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226 { |
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227 T_RV_RET spi_return; |
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228 |
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229 spi_return = pwr_spi_battery_info(pwr_callback_func); |
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230 if (spi_return != RV_OK) |
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231 { |
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232 return (POWER_ERROR); |
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233 } |
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234 |
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235 return (POWER_OK); |
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236 } |
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237 |
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238 #endif /* #ifdef RVM_PWR_SWE */ |
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239 |
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240 |