FreeCalypso > hg > fc-selenite
view src/cs/drivers/drv_app/pwr/pwr_api.c @ 181:e9674b5a00ed
targets/tangomdm.* added
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 04 Jan 2020 21:51:12 +0000 |
parents | b6a5e36de839 |
children |
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/******************************************************************************* * * pwr_api.c * * Purpose: This file contains functions that can be accessed by any SWE * to use power management services. * * Author Candice Bazanegue (c-brille@ti.com) * * * (C) Texas Instruments 2001 * ******************************************************************************/ #include "rv/rv_defined_swe.h" // for RVM_PWR_SWE #ifdef RVM_PWR_SWE #include "rvm/rvm_use_id_list.h" #include "spi/spi_api.h" #include "spi/spi_env.h" #include "pwr/pwr_env.h" #include "pwr/pwr_cust.h" #include "pwr/pwr_messages.h" #include "pwr/pwr_messages_i.h" /* Define a pointer to the PWR Environment control block. */ extern T_PWR_ENV_CTRL_BLK *pwr_env_ctrl_blk; /******************************************************************************* ** ** Function power_info_register ** ** Description Function called by the MMI to enable (or disable) the receipt ** of several events related to the charging process or the ** discharge levels. ** ** *******************************************************************************/ T_POWER_RET power_info_register(BOOLEAN info_enable, T_RV_RETURN return_path) { if (((pwr_env_ctrl_blk->power_info.return_path.callback_func)!= NULL) || (pwr_env_ctrl_blk->power_info.return_path.addr_id != RVF_INVALID_ADDR_ID)) { rvf_send_trace("power_info_register : info already registered, performs another registration", 76, NULL_PARAM, RV_TRACE_LEVEL_DEBUG_HIGH, PWR_USE_ID); } pwr_env_ctrl_blk->power_info.info_enable = info_enable; pwr_env_ctrl_blk->power_info.return_path.addr_id = return_path.addr_id; pwr_env_ctrl_blk->power_info.return_path.callback_func = return_path.callback_func; return (POWER_OK); } /******************************************************************************* ** ** Function power_alert_register ** ** Description Function called by the MMI to configure the threshold of ** remaining energy in the battery, under which the MMI will ** receive low battery alerts. ** ** *******************************************************************************/ T_POWER_RET power_alert_register(T_PWR_PERCENT remain_capa_threshold, T_RV_RETURN return_path) { if (((pwr_env_ctrl_blk->power_alert.return_path.callback_func)!= NULL) || (pwr_env_ctrl_blk->power_alert.return_path.addr_id != RVF_INVALID_ADDR_ID)) { rvf_send_trace("power_alert_register : info already registered, performs another registration", 77, NULL_PARAM, RV_TRACE_LEVEL_DEBUG_HIGH, PWR_USE_ID); } pwr_env_ctrl_blk->power_alert.remain_capa_threshold = remain_capa_threshold; pwr_env_ctrl_blk->power_alert.return_path.addr_id = return_path.addr_id; pwr_env_ctrl_blk->power_alert.return_path.callback_func = return_path.callback_func; return (POWER_OK); } /******************************************************************************* ** ** Function power_emergency_register ** ** Description Function called by the MMI to define the call-back function ** which will be called in case of emergency switch OFF. ** ** *******************************************************************************/ T_POWER_RET power_emergency_register(T_RV_RETURN return_path) { if (((pwr_env_ctrl_blk->power_emergency.callback_func)!= NULL) || (pwr_env_ctrl_blk->power_emergency.addr_id != RVF_INVALID_ADDR_ID)) { rvf_send_trace("power_emergency_register : info already registered, performs another registration", 80, NULL_PARAM, RV_TRACE_LEVEL_DEBUG_HIGH, PWR_USE_ID); } pwr_env_ctrl_blk->power_emergency.addr_id = return_path.addr_id; pwr_env_ctrl_blk->power_emergency.callback_func = return_path.callback_func; return (POWER_OK); } /******************************************************************************* ** ** Function pwr_callback_func ** ** Description ** ** ** *******************************************************************************/ void pwr_callback_func(void *ptr) { T_PWR_CHARGING_STATE charge_started; /* Charge started? */ charge_started = pwr_env_ctrl_blk->charging_state; if (charge_started == CHARGE_STOPPED) { /* Ask for battery temperature measurement */ pwr_get_battery_temperature(); } else if ((charge_started == CI_CHARGE_STARTED) || (charge_started == CV_CHARGE_STARTED)) { /* The battery temperature has been measured during the charge */ pwr_get_bat_info(); } } /******************************************************************************* ** ** Function pwr_get_bat_info ** ** Description ** ** *******************************************************************************/ void pwr_get_bat_info(void) { UINT16 bat_voltage, bat_madc_voltage; UINT16 charger_current, bat_madc_current; UINT16 status; BOOLEAN charger_plugged; T_PWR_CHARGING_STATE charge_started; T_PWR_PERCENT remain_capacity; INT16 bat_temperature; /* Voltage and current */ /* Read the conversion results in the analog device registers */ bat_madc_voltage = ABB_Read_Register_on_page(PAGE0, VBATREG); bat_madc_current = ABB_Read_Register_on_page(PAGE0, ICHGREG); bat_voltage = pwr_adc_to_mvolt(bat_madc_voltage); charger_current = pwr_adc_to_mA(bat_madc_current); /* Remaining capacity in the battery */ remain_capacity = pwr_get_capacity_vs_voltage(bat_voltage); /* Charger plugged? */ status = ABB_Read_Status(); if (status & CHGPRES) { charger_plugged = TRUE; } else { charger_plugged = FALSE; } /* Charge started? */ charge_started = pwr_env_ctrl_blk->charging_state; /* The battery temperature is already measured during the charge */ /* Use the last result */ bat_temperature = pwr_env_ctrl_blk->bat_celsius_temp; /* Send the results to the upper layer */ pwr_send_battery_info(bat_voltage, bat_temperature, charger_current, charger_plugged, charge_started, remain_capacity); } /******************************************************************************* ** ** Function power_battery_information ** ** Description Function called by the MMI to get information concerning ** the battery. ** ** *******************************************************************************/ T_POWER_RET power_battery_information(void) { T_RV_RET spi_return; spi_return = pwr_spi_battery_info(pwr_callback_func); if (spi_return != RV_OK) { return (POWER_ERROR); } return (POWER_OK); } #endif /* #ifdef RVM_PWR_SWE */