| /* Copyright (c) 2013 The Chromium OS Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "battery.h" |
| #include "timer.h" |
| |
| #ifndef __CROS_EC_CHARGE_STATE_V1_H |
| #define __CROS_EC_CHARGE_STATE_V1_H |
| |
| /* Update period to prevent charger watchdog timeout */ |
| #define CHARGER_UPDATE_PERIOD (SECOND * 10) |
| |
| /* Power state error flags */ |
| #define F_CHARGER_INIT (1 << 0) /* Charger initialization */ |
| #define F_CHARGER_VOLTAGE (1 << 1) /* Charger maximum output voltage */ |
| #define F_CHARGER_CURRENT (1 << 2) /* Charger maximum output current */ |
| #define F_BATTERY_VOLTAGE (1 << 3) /* Battery voltage */ |
| #define F_BATTERY_MODE (1 << 8) /* Battery mode */ |
| #define F_BATTERY_CAPACITY (1 << 9) /* Battery capacity */ |
| #define F_BATTERY_STATE_OF_CHARGE (1 << 10) /* State of charge, percentage */ |
| #define F_BATTERY_UNRESPONSIVE (1 << 11) /* Battery not responding */ |
| #define F_BATTERY_NOT_CONNECTED (1 << 12) /* Battery not connected */ |
| #define F_BATTERY_GET_PARAMS (1 << 13) /* Any battery parameter bad */ |
| |
| #define F_BATTERY_MASK (F_BATTERY_VOLTAGE | \ |
| F_BATTERY_MODE | \ |
| F_BATTERY_CAPACITY | F_BATTERY_STATE_OF_CHARGE | \ |
| F_BATTERY_UNRESPONSIVE | F_BATTERY_NOT_CONNECTED | \ |
| F_BATTERY_GET_PARAMS) |
| #define F_CHARGER_MASK (F_CHARGER_VOLTAGE | F_CHARGER_CURRENT | \ |
| F_CHARGER_INIT) |
| |
| /* Power state data |
| * Status collection of charging state machine. |
| */ |
| struct charge_state_data { |
| int ac; |
| int charging_voltage; |
| int charging_current; |
| struct batt_params batt; |
| enum charge_state state; |
| uint32_t error; |
| timestamp_t ts; |
| }; |
| |
| /* State context |
| * The shared context for state handler. The context contains current and |
| * previous state. |
| */ |
| struct charge_state_context { |
| struct charge_state_data curr; |
| struct charge_state_data prev; |
| timestamp_t charge_state_updated_time; |
| uint32_t *memmap_batt_volt; |
| uint32_t *memmap_batt_rate; |
| uint32_t *memmap_batt_cap; |
| uint8_t *memmap_batt_flags; |
| /* Charger and battery pack info */ |
| const struct charger_info *charger; |
| const struct battery_info *battery; |
| /* Charging timestamps */ |
| timestamp_t charger_update_time; |
| timestamp_t trickle_charging_time; |
| timestamp_t voltage_debounce_time; |
| timestamp_t shutdown_warning_time; |
| int battery_responsive; |
| }; |
| |
| #endif /* __CROS_EC_CHARGE_STATE_V1_H */ |
| |