a258fe1887
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4296 a1c6a512-1295-4272-9138-f99709370657
104 lines
4.8 KiB
C
104 lines
4.8 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Heikki Hannikainen, Uwe Freese
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _POWERMGMT_H_
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#define _POWERMGMT_H_
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#ifdef HAVE_LIION /* FM Recorder, LiIon */
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#define BATTERY_LEVEL_SHUTDOWN 260 /* 2.60V */
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#define BATTERY_LEVEL_EMPTY 265 /* 2.65V */
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#define BATTERY_LEVEL_DANGEROUS 280 /* 2.80V */
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#define BATTERY_LEVEL_FULL 400 /* 4.00V */
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#else /* Recorder, NiMH */
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#define BATTERY_LEVEL_SHUTDOWN 450 /* 4.50V */
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#define BATTERY_LEVEL_EMPTY 465 /* 4.65V */
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#define BATTERY_LEVEL_DANGEROUS 475 /* 4.75V */
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#define BATTERY_LEVEL_FULL 585 /* 5.85V */
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#endif
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#define BATTERY_RANGE (BATTERY_LEVEL_FULL - BATTERY_LEVEL_EMPTY)
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#define BATTERY_CAPACITY_MAX 2400 /* max. capacity that can be selected in settings menu, min. is always 1500 */
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#define POWER_HISTORY_LEN 2*60 /* 2 hours of samples, one per minute */
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#define POWER_AVG_N 4 /* how many samples to take for each measurement */
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#define POWER_AVG_SLEEP 9 /* how long do we sleep between each measurement */
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#define CHARGE_END_NEGD 6 /* stop when N minutes have passed with
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* avg delta being < -0.05 V */
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#define CHARGE_END_ZEROD 50 /* stop when N minutes have passed with
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* avg delta being < 0.005 V */
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#ifndef SIMULATOR
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#ifdef HAVE_CHARGE_CTRL
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#define POWER_MESSAGE_LEN 32 /* power thread status message */
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#define CHARGE_MAX_TIME_1500 450 /* minutes: maximum charging time for 1500 mAh batteries */
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/* actual max time depends also on BATTERY_CAPACITY! */
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#define CHARGE_MIN_TIME 10 /* minutes: minimum charging time */
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#define CHARGE_RESTART_HI 85 /* %: when to restart charging in 'charge' mode */
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/* attention: if set too high, normal charging is started in trickle mode */
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#define CHARGE_RESTART_LO 10 /* %: when to restart charging in 'discharge' mode */
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#define CHARGE_PAUSE_LEN 60 /* how many minutes to pause between charging cycles */
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#define TOPOFF_MAX_TIME 90 /* After charging, go to top off charge. How long should top off charge be? */
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#define TOPOFF_VOLTAGE 565 /* which voltage is best? (centivolts) */
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#define TRICKLE_MAX_TIME 12*60 /* After top off charge, go to trickle charge. How long should trickle charge be? */
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#define TRICKLE_VOLTAGE 545 /* which voltage is best? (centivolts) */
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extern char power_message[POWER_MESSAGE_LEN];
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extern char charge_restart_level;
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extern int powermgmt_last_cycle_startstop_min; /* how many minutes ago was the charging started or stopped? */
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extern int powermgmt_last_cycle_level; /* which level had the batteries at this time? */
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extern int battery_lazyness[20]; /* how does the battery react when plugging in/out the charger */
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void enable_trickle_charge(bool on);
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extern int trickle_sec; /* trickle charge: How many seconds per minute are we charging actually? */
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#endif /* HAVE_CHARGE_CTRL */
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#if defined(HAVE_CHARGE_CTRL) || defined(HAVE_LIION)
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extern int charge_state; /* tells what the charger is doing (for info display): 0: decharging/charger off, 1: charge, 2: top-off, 3: trickle */
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#endif
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#define CURRENT_NORMAL 145 /* usual current in mA when using the AJB including some disk/backlight/... activity */
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#define CURRENT_USB 500 /* usual current in mA in USB mode */
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#define CURRENT_BACKLIGHT 30 /* additional current when backlight is always on */
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#define CURRENT_CHARGING 300 /* charging current */
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extern unsigned short power_history[POWER_HISTORY_LEN];
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/* Start up power management thread */
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void powermgmt_init(void);
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#endif /* SIMULATOR */
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/* Returns battery level in percent */
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int battery_level(void);
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int battery_time(void); /* minutes */
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/* Tells if the battery level is safe for disk writes */
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bool battery_level_safe(void);
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void set_poweroff_timeout(int timeout);
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void set_battery_capacity(int capacity); /* set local battery capacity value */
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void set_sleep_timer(int seconds);
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int get_sleep_timer(void);
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void set_car_adapter_mode(bool setting);
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#endif
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