// license:BSD-3-Clause // copyright-holders:Myrtle Shah #ifndef MAME_MACHINE_LH79524_TIMER_H #define MAME_MACHINE_LH79524_TIMER_H #pragma once class lh79524_timer_device : public device_t { public: lh79524_timer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); void set_timer_index(int index); void write(offs_t offset, uint32_t data, uint32_t mem_mask); uint32_t read(offs_t offset, uint32_t mem_mask); auto irq_cb() { return m_irq_cb.bind(); } protected: virtual void device_start() override ATTR_COLD; virtual void device_reset() override ATTR_COLD; virtual void device_clock_changed() override; TIMER_CALLBACK_MEMBER(timer_update); private: void update_interrupt(); devcb_write_line m_irq_cb; emu_timer *m_tick_timer; int timer_index; uint32_t m_control; uint32_t m_cap_control; uint32_t m_inten; uint32_t m_status; uint32_t m_cnt; uint32_t m_cmp0; uint32_t m_cmp1; // TODO: compare }; DECLARE_DEVICE_TYPE(LH79524_TIMER, lh79524_timer_device) #endif // MAME_MACHINE_LH79524_TIMER_H