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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
// Yamaha DSPV, dsp used for acoustic simulation
#ifndef MAME_SOUND_DSPV_H
#define MAME_SOUND_DSPV_H
#pragma once
#include "dspvd.h"
class dspv_device : public cpu_device, public device_sound_interface
{
public:
dspv_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 22579200);
void map(address_map &map) ATTR_COLD;
protected:
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
virtual uint32_t execute_min_cycles() const noexcept override;
virtual uint32_t execute_max_cycles() const noexcept override;
virtual void execute_run() override;
virtual space_config_vector memory_space_config() const override;
virtual void state_import(const device_state_entry &entry) override;
virtual void state_export(const device_state_entry &entry) override;
virtual void state_string_export(const device_state_entry &entry, std::string &str) const override;
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
virtual void sound_stream_update(sound_stream &stream) override;
private:
address_space_config m_prg1_config, m_prg2_config, m_data_config;
address_space *m_data;
required_shared_ptr<u64> m_prg1, m_prg2;
std::array<u16, 0x20> m_buffer;
u32 m_pc;
int m_icount;
u32 m_data_adr;
u16 m_status;
// Data ram access
void data_adrh_w(u16 data);
void data_adrl_w(u16 data);
void data_data_w(u16 data);
void data_zero_w(u16 data);
// Program ram access
void prg_adr_w(u16 data);
void prg_data_w(offs_t offset, u16 data);
u16 prg_data_r(offs_t offset);
// Registers
u16 status_r();
// Generic catch-all
u16 snd_r(offs_t offset);
void snd_w(offs_t offset, u16 data);
void prg1_map(address_map &map) ATTR_COLD;
void prg2_map(address_map &map) ATTR_COLD;
void data_map(address_map &map) ATTR_COLD;
};
DECLARE_DEVICE_TYPE(DSPV, dspv_device)
#endif // MAME_SOUND_DSPV_H
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