// license:BSD-3-Clause // copyright-holders:Aaron Giles /*************************************************************************** bsmt2000.h BSMT2000 device emulator. ***************************************************************************/ #ifndef MAME_SOUND_BSMT2000_H #define MAME_SOUND_BSMT2000_H #pragma once #include "cpu/tms32010/tms32010.h" //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_BSMT2000_READY_CALLBACK(_class, _method) \ downcast(*device).set_ready_callback(bsmt2000_device::ready_callback(&_class::_method, #_class "::" #_method, nullptr, (_class *)nullptr)); //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> bsmt2000_device class bsmt2000_device : public device_t, public device_sound_interface, public device_rom_interface { public: typedef device_delegate ready_callback; // construction/destruction bsmt2000_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // inline configuration helpers template void set_ready_callback(Object &&cb) { m_ready_callback = std::forward(cb); } // public interface uint16_t read_status(); void write_reg(uint16_t data); void write_data(uint16_t data); void tms_io_map(address_map &map); void tms_program_map(address_map &map); protected: // device-level overrides virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; virtual void device_start() override; virtual void device_reset() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; // device_sound_interface overrides virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; // device_rom_interface overrides virtual void rom_bank_updated() override; public: // internal TMS I/O callbacks DECLARE_READ16_MEMBER( tms_register_r ); DECLARE_READ16_MEMBER( tms_data_r ); DECLARE_READ16_MEMBER( tms_rom_r ); DECLARE_WRITE16_MEMBER( tms_rom_addr_w ); DECLARE_WRITE16_MEMBER( tms_rom_bank_w ); DECLARE_WRITE16_MEMBER( tms_left_w ); DECLARE_WRITE16_MEMBER( tms_right_w ); private: // timers enum { TIMER_ID_RESET, TIMER_ID_REG_WRITE, TIMER_ID_DATA_WRITE }; // configuration state ready_callback m_ready_callback; // internal state sound_stream * m_stream; required_device m_cpu; uint16_t m_register_select; uint16_t m_write_data; uint16_t m_rom_address; uint16_t m_rom_bank; int16_t m_left_data; int16_t m_right_data; bool m_write_pending; DECLARE_READ_LINE_MEMBER( tms_write_pending_r ); }; // device type definition DECLARE_DEVICE_TYPE(BSMT2000, bsmt2000_device) #endif // MAME_SOUND_BSMT2000_H