/********************************************************************** Commodore 1551 Single Disk Drive emulation Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. **********************************************************************/ #pragma once #ifndef __C1551__ #define __C1551__ #include "emu.h" #include "cpu/m6502/m6510t.h" #include "imagedev/flopdrv.h" #include "formats/d64_dsk.h" #include "formats/g64_dsk.h" #include "machine/64h156.h" #include "machine/6525tpi.h" #include "machine/c1541.h" #include "machine/cbmipt.h" #include "machine/pla.h" #include "machine/plus4exp.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> c1551_device class c1551_device : public device_t, public device_plus4_expansion_card_interface { public: // construction/destruction c1551_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); // optional information overrides virtual const rom_entry *device_rom_region() const; virtual machine_config_constructor device_mconfig_additions() const; virtual ioport_constructor device_input_ports() const; DECLARE_READ8_MEMBER( port_r ); DECLARE_WRITE8_MEMBER( port_w ); DECLARE_READ8_MEMBER( tcbm_data_r ); DECLARE_WRITE8_MEMBER( tcbm_data_w ); DECLARE_READ8_MEMBER( tpi0_r ); DECLARE_WRITE8_MEMBER( tpi0_w ); DECLARE_READ8_MEMBER( yb_r ); DECLARE_WRITE8_MEMBER( yb_w ); DECLARE_READ8_MEMBER( tpi0_pc_r ); DECLARE_WRITE8_MEMBER( tpi0_pc_w ); DECLARE_READ8_MEMBER( tpi1_pa_r ); DECLARE_WRITE8_MEMBER( tpi1_pa_w ); DECLARE_READ8_MEMBER( tpi1_pb_r ); DECLARE_READ8_MEMBER( tpi1_pc_r ); DECLARE_WRITE8_MEMBER( tpi1_pc_w ); protected: // device-level overrides virtual void device_config_complete() { m_shortname = "c1551"; } virtual void device_start(); virtual void device_reset(); virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); // device_plus4_expansion_card_interface overrides virtual UINT8 plus4_cd_r(address_space &space, offs_t offset, UINT8 data, int ba, int cs0, int c1l, int c2l, int cs1, int c1h, int c2h); virtual void plus4_cd_w(address_space &space, offs_t offset, UINT8 data, int ba, int cs0, int c1l, int c2l, int cs1, int c1h, int c2h); private: bool tpi1_selected(offs_t offset); required_device m_maincpu; required_device m_tpi0; required_device m_tpi1; required_device m_ga; required_device m_pla; required_device m_image; required_device m_exp; required_ioport m_jp1; // TCBM bus UINT8 m_tcbm_data; // data int m_status; // status int m_dav; // data valid int m_ack; // acknowledge int m_dev; // device number // timers emu_timer *m_irq_timer; }; // device type definition extern const device_type C1551; #endif