/****************************************************************************
NAME
powerManagerHandleVbatLow
DESCRIPTION
Called when the battery voltage is detected to be in Battery Low state
*/
static void powerManagerHandleVbatLow( void )
{
sinkState lSinkState = stateManagerGetState ();
bool batt_was_low = powerManagerIsVbatLow();
PM_DEBUG(("PM: Battery Low\n"));
if(powerManagerIsChargerConnected() || lSinkState == deviceLimbo)
{
theSink.battery_state = POWER_BATT_LEVEL0;
}
else
{
theSink.battery_state = POWER_BATT_LOW;
}
if(!batt_was_low || !powerManagerIsVbatLow())
{
/* update state indication to indicate low batt state change */
#ifndef NO_LED
LEDManagerIndicateState( lSinkState );
#endif
}
AudioSetPower(powerManagerGetLBIPM());
}
/****************************************************************************
NAME
powerManagerChargerConnected
DESCRIPTION
This function is called when the charger is plugged into the device
RETURNS
void
*/
void powerManagerChargerConnected( void )
{
PM_DEBUG(("PM: Charger has been connected\n"));
/* Monitor charger state */
PowerChargerMonitor();
/* notify the audio plugin of the new power state */
AudioSetPower(POWER_BATT_LEVEL3);
}
/****************************************************************************
NAME
powerManagerChargerConnected
DESCRIPTION
This function is called when the charger is plugged into the headset
RETURNS
void
*/
void powerManagerChargerConnected( void )
{
PM_DEBUG(("PM: Charger has been connected\n"));
setChargeEnablePio(TRUE);
#ifdef InitCharger
if(theHeadset.BHC612_PowerInitComplete)
PowerCharger(TRUE);
#else
PowerCharger(TRUE);
#endif
/* notify the audio plugin of thenew power state */
AudioSetPower(POWER_BATT_LEVEL3);
}
/****************************************************************************
NAME
batteryNormal
DESCRIPTION
Called when the battery voltage is detected to be in a Normal state
*/
static void powerManagerHandleVbatNormal(uint8 level)
{
#ifndef NO_LED
bool low_batt = powerManagerIsVbatLow();
#endif
PM_DEBUG(("PM: Battery Normal %d\n", level));
MessageSend(&theSink.task, EventSysBatteryOk, 0);
/* If charger connected send a charger gas gauge message (these don't have any functional use but can be associated with LEDs/tones) */
if (powerManagerIsChargerConnected())
MessageSend(&theSink.task, (EventSysChargerGasGauge0+level), 0);
/* reset any low battery warning that may be in place */
theSink.battery_state = POWER_BATT_LEVEL0 + level;
csr2csrHandleAgBatteryRequestRes(level);
#ifndef NO_LED
/* when changing from low battery state to a normal state, refresh the led state pattern
to replace the low battery pattern should it have been shown */
if(low_batt) LEDManagerIndicateState(stateManagerGetState());
#endif
AudioSetPower(powerManagerGetLBIPM());
}
/****************************************************************************
NAME
handleBatteryLevelInd
DESCRIPTION
Called when the battery voltage is detected to be in a Normal state
*/
static void handleBatteryLevelInd(power_battery_level pLevel)
{
/* based on the pLevel and send different messages */
switch(pLevel)
{
case POWER_BATT_CRITICAL:
PM_DEBUG(("PM: POWER_BATTERY_SHUTDOWN\n"));
if ( (!ChargerIsChargerConnected()) && stateManagerGetState() != headsetLimbo )
{
MessageSend(&theHeadset.task, EventLowBattery, 0);
MessageSend(&theHeadset.task, EventPowerOff, 0);
}
/* reset any low battery warning that may be in place */
theHeadset.battery_low_state = FALSE;
theHeadset.low_battery_flag_ag = FALSE;
break;
case POWER_BATT_LOW:
#ifdef BHC612
if(theHeadset.batt_level != POWER_BATT_LOW)
{
theHeadset.batt_level = POWER_BATT_LOW;
/*MessageSendLater(&theHeadset.task, EventBatteryLevelRequest, 0,100);*/
PM_DEBUG(("batt_level = low\n"));
}
#endif
handleBatteryLow();
break;
case POWER_BATT_LEVEL0:
#ifdef BHC612
if(theHeadset.batt_level != POWER_BATT_LEVEL0)
{
theHeadset.batt_level = POWER_BATT_LEVEL0;
/*MessageSendLater(&theHeadset.task, EventBatteryLevelRequest, 0,100);*/
PM_DEBUG(("batt_level = 0\n"));
}
#endif
handleBatteryNormal(pLevel);
break;
case POWER_BATT_LEVEL1:
#ifdef BHC612
if(theHeadset.batt_level != POWER_BATT_LEVEL1)
{
theHeadset.batt_level = POWER_BATT_LEVEL1;
/*MessageSendLater(&theHeadset.task, EventBatteryLevelRequest, 0,100); */
PM_DEBUG(("batt_level = 1\n"));
}
#endif
handleBatteryNormal(pLevel);
break;
case POWER_BATT_LEVEL2:
#ifdef BHC612
if(theHeadset.batt_level != POWER_BATT_LEVEL2)
{
theHeadset.batt_level = POWER_BATT_LEVEL2;
/*MessageSendLater(&theHeadset.task, EventBatteryLevelRequest, 0,100); */
PM_DEBUG(("batt_level = 2\n"));
}
#endif
handleBatteryNormal(pLevel);
break;
case POWER_BATT_LEVEL3:
#ifdef BHC612
if(theHeadset.batt_level != POWER_BATT_LEVEL3)
{
theHeadset.batt_level = POWER_BATT_LEVEL3;
/*MessageSendLater(&theHeadset.task, EventBatteryLevelRequest, 0,100); */
PM_DEBUG(("batt_level = 3\n"));
}
#endif
handleBatteryNormal(pLevel);
break;
default :
PM_DEBUG(("PM: Unhandled Battery Level[%x]\n", pLevel));
break ;
}
/* notify the audio plugin of the new power state,
if the charger is connected this is fixed at max level */
AudioSetPower(LBIPMPowerLevel());
}
