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// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
/*
VM Labs Aries 3 "NUON Multi-Media Architecture" simulator
- Changelist -
10 Mar. 2018
- Initial skeleton version.
*/
#ifndef MAME_CPU_NUON_NUON_H
#define MAME_CPU_NUON_NUON_H
#pragma once
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class nuon_device : public cpu_device
{
public:
nuon_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// device_execute_interface overrides
virtual uint32_t execute_min_cycles() const noexcept override;
virtual uint32_t execute_max_cycles() const noexcept override;
virtual uint32_t execute_input_lines() const noexcept override;
virtual void execute_run() override;
virtual void execute_set_input(int inputnum, int state) override;
// device_memory_interface overrides
virtual space_config_vector memory_space_config() const override;
// device_disasm_interface overrides
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
// device_state_interface overrides
virtual void state_string_export(const device_state_entry &entry, std::string &str) const override;
// utility functions
void unimplemented_opcode(uint32_t op);
struct mpe_t
{
// address spaces
const address_space_config m_program_config;
address_space *m_program;
// registers
uint32_t m_pc;
};
const address_space_config m_program_configs[4];
address_space *m_program[4];
// registers
uint32_t m_pc[4];
// other internal states
int m_icount;
};
DECLARE_DEVICE_TYPE(NUON, nuon_device)
#endif /* MAME_CPU_NUON_NUON_H */
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