8d2711b7d2
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11507 a1c6a512-1295-4272-9138-f99709370657
161 lines
6.7 KiB
C
161 lines
6.7 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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#define POWER_HISTORY_LEN 2*60 /* 2 hours of samples, one per minute */
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#define CHARGE_END_SHORTD 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_LONGD 50 /* stop when N minutes have passed with
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* avg delta being < -0.02 V */
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#ifndef SIMULATOR
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#if CONFIG_CHARGING == CHARGING_CONTROL
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#define START_TOPOFF_CHG 85 /* Battery % to start at top-off */
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#define START_TRICKLE_CHG 95 /* Battery % to start at trickle */
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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 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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#define START_TOPOFF_SEC 25 /* initial trickle_sec for topoff */
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#define START_TRICKLE_SEC 15 /* initial trickle_sec for trickle */
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#define PID_PCONST 2 /* PID proportional constant */
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#define PID_DEADZONE 2 /* PID proportional deadzone */
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extern char power_message[POWER_MESSAGE_LEN];
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extern int long_delta; /* long term delta battery voltage */
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extern int short_delta; /* short term delta battery voltage */
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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 pid_p; /* PID proportional term */
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extern int pid_i; /* PID integral term */
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extern int trickle_sec; /* trickle charge: How many seconds per minute are we charging actually? */
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#endif /* CONFIG_CHARGING == CHARGING_CONTROL */
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#if CONFIG_CHARGING >= CHARGING_MONITOR
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typedef enum { /* sorted by increasing charging current */
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DISCHARGING = 0,
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TRICKLE, /* Can occur for CONFIG_CHARGING >= CHARGING_MONITOR */
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TOPOFF, /* Can occur for CONFIG_CHARGING == CHARGING_CONTROL */
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CHARGING /* Can occur for all CONFIG_CHARGING options */
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} charge_state_type;
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/* tells what the charger is doing */
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extern charge_state_type charge_state;
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#endif /* CONFIG_CHARGING >= CHARGING_MONITOR */
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#ifdef CONFIG_CHARGING
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/*
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* Flag that the charger has been plugged in/removed: this is set for exactly
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* one time through the power loop when the charger has been plugged in.
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*/
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typedef enum {
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NO_CHARGER,
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CHARGER_UNPLUGGED, /* transient state */
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CHARGER_PLUGGED, /* transient state */
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CHARGER
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} charger_input_state_type;
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/* tells the state of the charge input */
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extern charger_input_state_type charger_input_state;
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#endif
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#ifdef HAVE_MMC /* Values for Ondio */
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# define CURRENT_NORMAL 95 /* average, nearly proportional to 1/U */
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# define CURRENT_USB 1 /* host powered in USB mode; avoid zero-div */
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# define CURRENT_BACKLIGHT 0 /* no backlight */
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#else /* Values for HD based jukeboxes */
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#ifdef IRIVER_H100_SERIES
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# define CURRENT_NORMAL 80 /* 16h playback on 1300mAh battery */
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# define CURRENT_BACKLIGHT 23 /* from IriverBattery twiki page */
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# define CURRENT_SPDIF_OUT 10 /* optical SPDIF output on */
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#else
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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_BACKLIGHT 30 /* additional current when backlight always on */
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#endif /* not IRIVER_H100_SERIES */
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#define CURRENT_USB 500 /* usual current in mA in USB mode */
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#ifdef IRIVER_H100_SERIES
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# define CURRENT_RECORD 105 /* additional current while recording */
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#elif defined(IRIVER_H300_SERIES)
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# define CURRENT_RECORD 110
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#elif defined(HAVE_RECORDING)
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# define CURRENT_RECORD 35 /* FIXME: this needs adjusting */
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#endif
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#ifdef HAVE_REMOTE_LCD
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# define CURRENT_REMOTE 8 /* add. current when H100-remote connected */
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#endif
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# define CURRENT_MIN_CHG 70 /* minimum charge current */
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# define MIN_CHG_V 8500 /* at 8.5v charger voltage get CURRENT_MIN_CHG */
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# ifdef IRIVER_H300_SERIES
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# define CURRENT_MAX_CHG 650 /* maximum charging current */
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# else
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# define CURRENT_MAX_CHG 350 /* maximum charging current */
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# endif
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# define MAX_CHG_V 10250 /* anything over 10.25v gives CURRENT_MAX_CHG */
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#endif /* not HAVE_MMC */
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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 statust */
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int battery_level(void); /* percent */
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int battery_time(void); /* minutes */
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int battery_adc_voltage(void); /* voltage from ADC in centivolts */
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unsigned int battery_voltage(void); /* filtered batt. voltage in centivolts */
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/* read unfiltered battery info */
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void battery_read_info(int *adc, int *voltage, int *level);
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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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/* Tells if battery is in critical power saving state */
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bool battery_level_critical(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_battery_type(int type); /* set local battery type */
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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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void reset_poweroff_timer(void);
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void cancel_shutdown(void);
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void shutdown_hw(void);
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void sys_poweroff(void);
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#endif
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