// license:BSD-3-Clause // copyright-holders:Devin Acker /*************************************************************************** gew7.h Yamaha GEW7, GEW7I, GEW7S (65c02-based) ***************************************************************************/ #ifndef MAME_CPU_M6502_GEW7_H #define MAME_CPU_M6502_GEW7_H #include "m6502mcu.h" #include "w65c02.h" #include "sound/gew7.h" class gew7_device : public m6502_mcu_device_base, public device_mixer_interface { public: gew7_device(const machine_config& mconfig, const char* tag, device_t* owner, uint32_t clock); template auto port_in_cb() { return m_in_cb[Num].bind(); } template auto port_out_cb() { return m_out_cb[Num].bind(); } void port_force_bits(offs_t num, u8 bits, u8 mask); protected: virtual void device_add_mconfig(machine_config &config) override ATTR_COLD; virtual void device_start() override ATTR_COLD; virtual void device_reset() override ATTR_COLD; virtual void internal_update(u64 current_time) override; using m6502_mcu_device_base::internal_update; u8 timer_stat_r(); void timer_stat_w(u8 data); void timer_en_w(u8 data); u8 timer_count_r(offs_t offset); void timer_count_w(offs_t offset, u8 data); u64 timer_update(int num, u64 current_time); void bank_w(offs_t offset, u8 data); u8 port_r(offs_t offset); void port_w(offs_t offset, u8 data); u8 port_ddr_r(offs_t offset); void port_ddr_w(offs_t offset, u8 data); void internal_map(address_map &map) ATTR_COLD; u8 m_timer_stat, m_timer_en; u16 m_timer_count[2]; u64 m_timer_base[2]; devcb_read8::array<6> m_in_cb; devcb_write8::array<6> m_out_cb; u8 m_port_data[6]; u8 m_port_ddr[6]; u8 m_port_force_bits[6]; u8 m_port_force_mask[6]; required_memory_region m_rom; required_memory_bank_array<2> m_bank; u8 m_bank_mask; required_device m_pcm; }; DECLARE_DEVICE_TYPE(GEW7, gew7_device) #endif // MAME_CPU_M6502_GEW7_H