// 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" #include "fileio.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: // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual void device_reset_after_children() override; virtual void device_add_mconfig(machine_config &config) override; TIMER_CALLBACK_MEMBER(trigger_irq5); private: uint16_t m_naomi_control = 0; uint16_t m_naomi_offset = 0; uint16_t m_status0 = 0; uint16_t m_status1 = 0; uint16_t m_commbank = 0; uint16_t m_recv_offset = 0; uint16_t m_recv_size = 0; uint16_t m_send_offset = 0; uint16_t m_send_size = 0; 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 *m_timer = nullptr; required_shared_ptr m_68k_ram; required_device m_commcpu; required_device m_ram; }; // device type definition DECLARE_DEVICE_TYPE(M3COMM, m3comm_device) #endif // MAME_MACHINE_M3COMM_H