// license:BSD-3-Clause // copyright-holders:Carl #ifndef MAME_BUS_ISA_STEREO_FX_H #define MAME_BUS_ISA_STEREO_FX_H #pragma once #include "isa.h" #include "bus/pc_joy/pc_joy.h" #include "cpu/mcs51/mcs51.h" #include "sound/ymopl.h" //********************************************************************* // TYPE DEFINITIONS //********************************************************************* // ====================> stereo_fx_device class stereo_fx_device : public device_t, public device_isa8_card_interface { public: // construction/destruction stereo_fx_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; uint8_t dack_r(int line) override; void dack_w(int line, uint8_t data) override; required_device m_joy; required_device m_cpu; private: // internal state bool m_data_in; uint8_t m_in_byte; bool m_data_out; uint8_t m_out_byte; uint8_t m_port20; uint8_t m_port00; emu_timer *m_timer; uint8_t m_t0; uint8_t m_t1; TIMER_CALLBACK_MEMBER(clock_tick); // mcu ports uint8_t dev_dsp_data_r(); void dev_dsp_data_w(uint8_t data); uint8_t p1_r(); uint8_t p3_r(); void p3_w(uint8_t data); void dev_host_irq_w(uint8_t data); void raise_drq_w(uint8_t data); void port20_w(uint8_t data); void port00_w(uint8_t data); // host ports uint8_t dsp_data_r(); void dsp_cmd_w(uint8_t data); void dsp_reset_w(uint8_t data); uint8_t dsp_wbuf_status_r(); uint8_t dsp_rbuf_status_r(); uint8_t invalid_r(); void invalid_w(uint8_t data); void stereo_fx_io(address_map &map); void stereo_fx_rom(address_map &map); }; // device type definition DECLARE_DEVICE_TYPE(ISA8_STEREO_FX, stereo_fx_device) #endif // MAME_BUS_ISA_STEREO_FX_H