// 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 m_pic; required_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