1 // license:BSD-3-Clause 2 // copyright-holders:Barry Rodewald 3 /* 4 * ddi1.h -- Amstrad DDI-1 Floppy Disk Drive interface 5 * 6 * Provides uPD765A FDC, AMSDOS ROM, and 3" floppy disk drive. 7 * CPC464 only, 664/6128/464+/6128+ already has this hardware built-in (AMSDOS is on the included Burnin' Rubber / BASIC cartridge for the 464+ and 6128+) 8 * 9 */ 10 11 #ifndef MAME_BUS_CPC_DDI1_H 12 #define MAME_BUS_CPC_DDI1_H 13 14 #pragma once 15 16 #include "cpcexp.h" 17 #include "imagedev/floppy.h" 18 #include "machine/upd765.h" 19 20 class cpc_ddi1_device : public device_t, public device_cpc_expansion_card_interface 21 { 22 public: 23 // construction/destruction 24 cpc_ddi1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); 25 26 void motor_w(offs_t offset, uint8_t data); 27 void fdc_w(offs_t offset, uint8_t data); 28 uint8_t fdc_r(offs_t offset); 29 void rombank_w(uint8_t data); 30 31 protected: 32 // device-level overrides 33 virtual void device_start() override; 34 virtual void device_reset() override; 35 36 // optional information overrides 37 virtual const tiny_rom_entry *device_rom_region() const override; 38 virtual void device_add_mconfig(machine_config &config) override; 39 virtual void set_mapping(uint8_t type) override; WRITE_LINE_MEMBER(romen_w)40 virtual WRITE_LINE_MEMBER( romen_w ) override { m_romen = state; } 41 42 private: 43 cpc_expansion_slot_device *m_slot; 44 45 required_device<upd765_family_device> m_fdc; 46 required_device<floppy_connector> m_connector; 47 48 bool m_rom_active; 49 bool m_romen; 50 }; 51 52 // device type definition 53 DECLARE_DEVICE_TYPE(CPC_DDI1, cpc_ddi1_device) 54 55 #endif // MAME_BUS_CPC_DDI1_H 56