// license:BSD-3-Clause // copyright-holders:MetalliC #ifndef MAME_MACHINE_M3COMM_H #define MAME_MACHINE_M3COMM_H #pragma once #include "machine/ram.h" #include "cpu/m68000/m68000.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class m3comm_device : public device_t { public: // construction/destruction m3comm_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); void m3_map(address_map &map); uint16_t ctrl_r(offs_t offset, uint16_t mem_mask = ~0); void ctrl_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t ioregs_r(offs_t offset, uint16_t mem_mask = ~0); void ioregs_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t m3_m68k_ram_r(offs_t offset); void m3_m68k_ram_w(offs_t offset, uint16_t data); uint8_t m3_comm_ram_r(offs_t offset); void m3_comm_ram_w(offs_t offset, uint8_t data); uint16_t m3_ioregs_r(offs_t offset, uint16_t mem_mask = ~0); void m3_ioregs_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); uint16_t naomi_r(offs_t offset); void naomi_w(offs_t offset, uint16_t data); void m3comm_mem(address_map &map); protected: enum { TIMER_IRQ5 = 1 }; // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual void device_reset_after_children() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; virtual void device_add_mconfig(machine_config &config) override; private: uint16_t naomi_control; uint16_t naomi_offset; uint16_t m_status0; uint16_t m_status1; uint16_t m_commbank; uint16_t recv_offset; uint16_t recv_size; uint16_t send_offset; uint16_t send_size; emu_file m_line_rx; // rx line - can be either differential, simple serial or toslink emu_file m_line_tx; // tx line - is differential, simple serial and toslink char m_localhost[256]; char m_remotehost[256]; emu_timer *timer; required_shared_ptr m68k_ram; required_device m_commcpu; required_device m_ram; }; // device type definition DECLARE_DEVICE_TYPE(M3COMM, m3comm_device) #endif // MAME_MACHINE_M3COMM_H