/*
 * This file is part of Cleanflight.
 *
 * Cleanflight is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Cleanflight is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

typedef enum {
    PWM_TYPE_CONVENTIONAL = 0,
    PWM_TYPE_ONESHOT125,
    PWM_TYPE_ONESHOT42,
    PWM_TYPE_MULTISHOT,
    PWM_TYPE_BRUSHED
} motorPwmProtocolTypes_e;

#if defined(STM32F40_41xxx) // must be multiples of timer clock
#define ONESHOT125_TIMER_MHZ  12
#define ONESHOT42_TIMER_MHZ   21
#define MULTISHOT_TIMER_MHZ   84
#define PWM_BRUSHED_TIMER_MHZ 21
#else
#define ONESHOT125_TIMER_MHZ  8
#define ONESHOT42_TIMER_MHZ   24
#define MULTISHOT_TIMER_MHZ   72
#define PWM_BRUSHED_TIMER_MHZ 24
#endif

struct timerHardware_s;
void pwmBrushedMotorConfig(const struct timerHardware_s *timerHardware, uint8_t motorIndex, uint16_t motorPwmRate);
void pwmBrushlessMotorConfig(const struct timerHardware_s *timerHardware, uint8_t motorIndex, uint16_t motorPwmRate, uint16_t idlePulse);
void pwmFastPwmMotorConfig(const struct timerHardware_s *timerHardware, uint8_t motorIndex, uint16_t motorPwmRate, uint16_t idlePulse, uint8_t fastPwmProtocolType);
void pwmServoConfig(const struct timerHardware_s *timerHardware, uint8_t servoIndex, uint16_t servoPwmRate, uint16_t servoCenterPulse);

void pwmWriteMotor(uint8_t index, uint16_t value);
void pwmShutdownPulsesForAllMotors(uint8_t motorCount);
void pwmCompleteOneshotMotorUpdate(uint8_t motorCount);

void pwmWriteServo(uint8_t index, uint16_t value);

void pwmDisableMotors(void);
void pwmEnableMotors(void);