/*
 * Internal structure definitions for the FCHG SWE reside here.
 * abb_inth.c will also need to include this header in order to
 * get our T_PWR_CTRL_BLOCK definition.
 */

#ifndef __FCHG_STRUCT_H
#define __FCHG_STRUCT_H

#include "rv/rv_general.h"
#include "rvf/rvf_api.h"
#include "fchg/fchg_common.h"

struct charging_config {
	UINT16	start_delay;
	UINT16	start_thresh;
	UINT16	restart_thresh;
	UINT16	ci2cv_thresh;
	UINT16	cv_init_set;
	UINT16	cv_ctrl_loop_high;
	UINT16	cv_ctrl_loop_low;
	UINT16	cv_dac_max_incr;
	UINT16	cv_dac_max_decr;
	UINT16	cv_samples_needed;
	UINT16	overvoltage;
	UINT16	ci_current;
	UINT16	end_current;
	UINT16	ichg_max_spike;
	UINT16	ichg_samples_needed;
	UINT16	charge_time_limit;
	UINT16	recharge_delay;
	UINT16	bciconf;
};

/* from original PWR SWE */
typedef struct {
	UINT16		bat_voltage;
	T_PWR_PERCENT	remain_capa;
} T_PWR_THRESHOLDS;

#define	MIN_PERCENT_THRESH	5
#define	MAX_PERCENT_THRESH	21	/* allowing 5% steps */
#define	NB_BARS_THRESH		4

struct battery_config {
	UINT8			bars_thresh[NB_BARS_THRESH];
	T_PWR_THRESHOLDS	percent_thresh[MAX_PERCENT_THRESH];
};

#define	ICHG_AVG_WINDOW	6

typedef struct {
	/* RiViera boilerplate */
	T_RVF_ADDR_ID		addr_id;
	T_RVF_MB_ID		prim_id;
	/* interface to upper layers */
	T_FCHG_EVENT_HANDLER	event_handler;
	/* configuration */
	struct charging_config	config;
	BOOL			config_present;
	struct battery_config	batt;
	UINT16			nb_percent_thresh;
	/* state */
	enum fchg_state		state;
	UINT16			batt_mv;
	UINT16			curr_disch_thresh;
	/* valid only during a charging cycle */
	UINT16			i2v_offset;
	UINT16			ci_ichg;
	UINT16			cv_dac_init;
	UINT16			cv_dac_curr;
	UINT16			cv_high_vbat_count;
	UINT16			cv_low_vbat_count;
	UINT16			ichg_avg_buf[ICHG_AVG_WINDOW];
	UINT16			ichg_fill_level;
	UINT16			ichg_ring_ptr;
	UINT16			ichg_average;
	UINT16			ichg_low_count;
	UINT32			start_time;
} T_PWR_CTRL_BLOCK;

#endif	/* include guard */