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// license:BSD-3-Clause
// copyright-holders:smf
/***************************************************************************
Fujitsu Micro F2MC-16 series 16-bit reload timer
***************************************************************************/
#ifndef MAME_CPU_F2MC16_F2MC16_RELOAD_H
#define MAME_CPU_F2MC16_F2MC16_RELOAD_H
#pragma once
#include "f2mc16_intc.h"
class f2mc16_reload_timer_device :
public device_t
{
public:
f2mc16_reload_timer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, required_device<f2mc16_intc_device> &intc, uint8_t vector);
f2mc16_reload_timer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
auto internal_hz() { return m_internal_hz_cb.bind(); }
auto tot_hz() { return m_tot_hz_cb.bind(); }
void tin_hz(const XTAL xtal) { tin_hz(xtal.value()); }
void tin_hz(uint32_t hz);
void tin(int state);
void i2osclr(int state);
uint16_t tmcsr_r(offs_t offset, uint16_t mem_mask);
void tmcsr_w(offs_t offset, uint16_t data, uint16_t mem_mask);
uint16_t tmr_r();
void tmrlr_w(offs_t offset, uint16_t data, uint16_t mem_mask);
protected:
// device_t
virtual void device_start() override ATTR_COLD;
virtual void device_clock_changed() override;
virtual void device_reset() override ATTR_COLD;
void update();
void trigger();
void update_tmr();
uint16_t calculate_tmr();
TIMER_CALLBACK_MEMBER(update_tin_hz);
TIMER_CALLBACK_MEMBER(update_peripheral_clock);
TIMER_CALLBACK_MEMBER(timer_callback);
f2mc16_device *m_cpu;
required_device<f2mc16_intc_device> m_intc;
uint8_t m_vector;
devcb_write32 m_internal_hz_cb;
devcb_write32 m_tot_hz_cb;
emu_timer *m_timer;
attotime m_peripheral_clock_changed;
attotime m_tin_changed;
attotime m_start_time;
attotime m_underflow_time;
uint32_t m_clocksel;
uint32_t m_peripheral_clock_hz;
uint32_t m_tin_hz;
uint32_t m_internal_hz;
uint32_t m_tot_hz;
int8_t m_tin;
int8_t m_i2osclr;
uint16_t m_tmcsr;
uint16_t m_tmr;
uint16_t m_tmrlr;
};
DECLARE_DEVICE_TYPE(F2MC16_RELOAD_TIMER, f2mc16_reload_timer_device)
#endif // MAME_CPU_F2MC16_F2MC16_RELOAD_H
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