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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Intel 80130 iRMX Operating System Processor emulation
**********************************************************************/
#ifndef MAME_MACHINE_I80130_H
#define MAME_MACHINE_I80130_H
#pragma once
#include "machine/pic8259.h"
#include "machine/pit8253.h"
class i80130_device : public device_t
{
public:
// construction/destruction
i80130_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto irq() { return m_write_irq.bind(); }
auto ack() { return m_write_ack.bind(); }
auto lir() { return m_write_lir.bind(); }
auto systick() { return m_write_systick.bind(); }
auto delay() { return m_write_delay.bind(); }
auto baud() { return m_write_baud.bind(); }
virtual void rom_map(address_map &map) ATTR_COLD;
virtual void io_map(address_map &map) ATTR_COLD;
uint8_t inta_r() { return m_pic->acknowledge(); }
void ir0_w(int state) { m_pic->ir0_w(state); }
void ir1_w(int state) { m_pic->ir1_w(state); }
void ir2_w(int state) { m_pic->ir2_w(state); }
void ir3_w(int state) { m_pic->ir3_w(state); }
void ir4_w(int state) { m_pic->ir4_w(state); }
void ir5_w(int state) { m_pic->ir5_w(state); }
void ir6_w(int state) { m_pic->ir6_w(state); }
void ir7_w(int state) { m_pic->ir7_w(state); }
protected:
// device-level overrides
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
// optional information overrides
// virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
private:
required_device<pic8259_device> m_pic;
required_device<pit8254_device> m_pit;
devcb_write_line m_write_irq;
devcb_write_line m_write_ack;
devcb_write_line m_write_lir;
devcb_write_line m_write_systick;
devcb_write_line m_write_delay;
devcb_write_line m_write_baud;
void irq_w(int state) { m_write_irq(state); }
void systick_w(int state) { m_write_systick(state); }
void delay_w(int state) { m_write_delay(state); }
void baud_w(int state) { m_write_baud(state); }
uint16_t io_r(offs_t offset, uint16_t mem_mask = ~0);
void io_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
};
// device type definition
DECLARE_DEVICE_TYPE(I80130, i80130_device)
#endif // MAME_MACHINE_I80130_H
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