FreeCalypso > hg > fc-tourmaline

annotate src/cs/drivers/drv_app/fchg/fchg_task.c @ 222:c336ed5691a5

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FCHG: clear BCICTL2 on boot for extra safety
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 26 Apr 2021 22:04:10 +0000
parents 032a561fab2b
children 3c790d29748e
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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1 /*
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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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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032a561fab2b GPF-Riviera sync: make MMI task startup wait for FCHG
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12 /* startup synchronization with MMI task in GPF land */
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13 int fchg_is_running;
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14
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15 static void set_initial_state(void)
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16 {
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17 SYS_UWORD16 abb_status;
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18
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19 abb_status = ABB_Read_Status();
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20 if (abb_status & CHGPRES) {
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21 if (pwr_ctrl->config_present)
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22 pwr_ctrl->state = FCHG_STATE_READY_TO_CHARGE;
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23 else
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24 pwr_ctrl->state = FCHG_STATE_NO_CHARGING;
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25 } else
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26 pwr_ctrl->state = FCHG_STATE_NO_EXT_PWR;
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27 }
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28
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29 T_RV_RET fchg_core(void)
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30 {
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31 BOOLEAN error_occured = FALSE;
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32 T_RV_HDR *msg_ptr;
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33
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34 rvf_send_trace("FCHG task: Initialization", 25, NULL_PARAM,
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35 RV_TRACE_LEVEL_DEBUG_LOW, FCHG_USE_ID);
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36 pwr_load_ffs_batt_table();
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37 pwr_load_ffs_charging_config();
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38 set_initial_state();
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c336ed5691a5 FCHG: clear BCICTL2 on boot for extra safety
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39 /* just for safety, clear any previous BCI hardware state */
c336ed5691a5 FCHG: clear BCICTL2 on boot for extra safety
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40 ABB_Write_Register_on_page(PAGE0, BCICTL2, 0);
0
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41 pwr_init_discharge();
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032a561fab2b GPF-Riviera sync: make MMI task startup wait for FCHG
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42 fchg_is_running = 1;
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43
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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44 /* loop to process messages */
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45 while (error_occured == FALSE)
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46 {
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47 /* Wait for the necessary events (infinite wait for a msg in the mailbox 0). */
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48 UINT16 received_event = rvf_wait (0xffff, 0);
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49
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50 /* If an event related to mailbox 0 is received, then */
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51 if (received_event & RVF_TASK_MBOX_0_EVT_MASK)
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52 {
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53 /* Read the message in the driver mailbox and delegate action..*/
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54 msg_ptr = (T_RV_HDR *) rvf_read_mbox(FCHG_MAILBOX);
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55 if (msg_ptr) {
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56 pwr_process_message(msg_ptr);
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57 rvf_free_buf ((void *) msg_ptr);
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58 }
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59 }
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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61 /* Timers */
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62 if (received_event & RVF_TIMER_0_EVT_MASK)
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63 pwr_handle_timer();
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64
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65 } // end of while
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66 return RV_OK;
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67 }