// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Coleco ADAMnet bus emulation **********************************************************************/ #ifndef MAME_BUS_ADAMNET_ADAMNET_H #define MAME_BUS_ADAMNET_ADAMNET_H #pragma once //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class device_adamnet_card_interface; // ======================> adamnet_device class adamnet_device : public device_t { public: // construction/destruction adamnet_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock); void add_device(device_t *target); DECLARE_READ_LINE_MEMBER( rxd_r ); int rxd_r(device_t *device); DECLARE_WRITE_LINE_MEMBER( txd_w ); void txd_w(device_t *device, int state); DECLARE_READ_LINE_MEMBER( reset_r ); DECLARE_WRITE_LINE_MEMBER( reset_w ); protected: // device-level overrides virtual void device_start() override; virtual void device_stop() override; private: class daisy_entry { public: daisy_entry(device_t *device); daisy_entry *next() const { return m_next; } daisy_entry * m_next; // next device device_t * m_device; // associated device device_adamnet_card_interface * m_interface; // associated device's daisy interface int m_txd; }; simple_list m_device_list; int m_txd; int m_reset; }; // ======================> adamnet_slot_device class adamnet_slot_device : public device_t, public device_single_card_slot_interface { public: // configuration template void set_bus(T &&tag) { m_bus.set_tag(std::forward(tag)); } // construction/destruction template adamnet_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&bus, U &&opts, char const *dflt) : adamnet_slot_device(mconfig, tag, owner) { set_bus(std::forward(bus)); option_reset(); opts(*this); set_default_option(dflt); set_fixed(false); } adamnet_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock = XTAL()); protected: // device-level overrides virtual void device_start() override; // configuration required_device m_bus; }; // ======================> device_adamnet_card_interface class device_adamnet_card_interface : public device_interface { friend class adamnet_device; public: // construction/destruction virtual ~device_adamnet_card_interface(); virtual void adamnet_reset_w(int state) = 0; protected: device_adamnet_card_interface(const machine_config &mconfig, device_t &device); adamnet_device *m_bus; }; // device type definitions DECLARE_DEVICE_TYPE(ADAMNET, adamnet_device) DECLARE_DEVICE_TYPE(ADAMNET_SLOT, adamnet_slot_device) void adamnet_devices(device_slot_interface &device); #endif // MAME_BUS_ADAMNET_ADAMNET_H