// license:BSD-3-Clause // copyright-holders:David Haywood /********************************************************************** Rotronics Wafadrive **********************************************************************/ #ifndef MAME_BUS_SPECTRUM_WAFA_H #define MAME_BUS_SPECTRUM_WAFA_H #include "exp.h" #include "imagedev/wafadrive.h" #include "softlist.h" #include "bus/generic/slot.h" #include "bus/generic/carts.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class spectrum_wafa_device: public device_t, public device_spectrum_expansion_interface { public: // construction/destruction spectrum_wafa_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock); static constexpr feature_type unemulated_features() { return feature::DISK | feature::LAN; } protected: virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual void device_add_mconfig(machine_config &config) override; virtual const tiny_rom_entry *device_rom_region() const override; virtual void pre_opcode_fetch(offs_t offset) override; virtual void post_opcode_fetch(offs_t offset) override; virtual uint8_t mreq_r(offs_t offset) override; virtual uint8_t iorq_r(offs_t offset) override; virtual void iorq_w(offs_t offset, uint8_t data) override; virtual DECLARE_READ_LINE_MEMBER(romcs) override; // passthru virtual void pre_data_fetch(offs_t offset) override { m_exp->pre_data_fetch(offset); } virtual void post_data_fetch(offs_t offset) override { m_exp->post_data_fetch(offset); } virtual void mreq_w(offs_t offset, uint8_t data) override { if (m_exp->romcs()) m_exp->mreq_w(offset, data); } private: required_device m_exp; required_memory_region m_rom; required_device m_wafa1; required_device m_wafa2; int m_romcs; }; // device type definition DECLARE_DEVICE_TYPE(SPECTRUM_WAFA, spectrum_wafa_device) #endif /* MAME_BUS_SPECTRUM_WAFA_H */