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annotate src/cs/drivers/drv_app/fchg/fchg_task.c @ 86:425ab6d987f3

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src/libsys: pieced together from Citrine
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 20 Jul 2018 20:36:19 +0000
parents b6a5e36de839
children
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b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * The FCHG task's core function lives here.
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3 */
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4
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5 #include "fchg/fchg_env.h"
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6 #include "fchg/fchg_func_i.h"
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7 #include "rv/rv_general.h"
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8 #include "rvf/rvf_api.h"
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9 #include "rvm/rvm_use_id_list.h"
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10 #include "abb/abb.h"
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11
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12 static void set_initial_state(void)
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13 {
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14 SYS_UWORD16 abb_status;
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15
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16 abb_status = ABB_Read_Status();
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17 if (abb_status & CHGPRES) {
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18 if (pwr_ctrl->config_present)
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19 pwr_ctrl->state = FCHG_STATE_READY_TO_CHARGE;
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20 else
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21 pwr_ctrl->state = FCHG_STATE_NO_CHARGING;
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22 } else
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23 pwr_ctrl->state = FCHG_STATE_NO_EXT_PWR;
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24 }
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25
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26 T_RV_RET fchg_core(void)
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27 {
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28 BOOLEAN error_occured = FALSE;
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29 T_RV_HDR *msg_ptr;
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30
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31 rvf_send_trace("FCHG task: Initialization", 25, NULL_PARAM,
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32 RV_TRACE_LEVEL_DEBUG_LOW, FCHG_USE_ID);
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33 pwr_load_ffs_batt_table();
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34 pwr_load_ffs_charging_config();
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35 set_initial_state();
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36 pwr_init_discharge();
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37
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38 /* loop to process messages */
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39 while (error_occured == FALSE)
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40 {
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41 /* Wait for the necessary events (infinite wait for a msg in the mailbox 0). */
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42 UINT16 received_event = rvf_wait (0xffff, 0);
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43
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44 /* If an event related to mailbox 0 is received, then */
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45 if (received_event & RVF_TASK_MBOX_0_EVT_MASK)
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46 {
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47 /* Read the message in the driver mailbox and delegate action..*/
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48 msg_ptr = (T_RV_HDR *) rvf_read_mbox(FCHG_MAILBOX);
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49 if (msg_ptr) {
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50 pwr_process_message(msg_ptr);
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51 rvf_free_buf ((void *) msg_ptr);
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52 }
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53 }
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54
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55 /* Timers */
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56 if (received_event & RVF_TIMER_0_EVT_MASK)
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57 pwr_handle_timer();
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58
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59 } // end of while
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60 return RV_OK;
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61 }