// license:BSD-3-Clause // copyright-holders:Curt Coder, Ales Dlabac #ifndef __M5__ #define __M5__ #include "machine/z80ctc.h" #include "imagedev/snapquik.h" #define Z80_TAG "ic17" #define Z80CTC_TAG "ic19" #define SN76489AN_TAG "ic15" #define TMS9918A_TAG "ic10" #define TMS9929A_TAG "ic10" #define I8255A_TAG "i8255a" #define Z80_FD5_TAG "z80fd5" #define UPD765_TAG "upd765" #define CENTRONICS_TAG "centronics" #define SCREEN_TAG "screen" //brno mod #define WD2797_TAG "5f" #define RAMDISK "ramdisk" class m5_state : public driver_device { public: m5_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, Z80_TAG), m_ctc(*this, Z80CTC_TAG), m_fd5cpu(*this, Z80_FD5_TAG), m_ppi(*this, I8255A_TAG), m_fdc(*this, UPD765_TAG), m_floppy0(*this, UPD765_TAG ":0:525dd"), m_cassette(*this, "cassette"), m_cart1(*this, "cartslot1"), m_cart2(*this, "cartslot2"), m_centronics(*this, CENTRONICS_TAG), m_ram(*this, RAM_TAG), m_reset(*this, "RESET"), m_DIPS(*this, "DIPS") { } required_device m_maincpu; required_device m_ctc; //I've changed following devices to optional since we have to remove them in BRNO mod (I don't know better solution) optional_device m_fd5cpu; optional_device m_ppi; optional_device m_fdc; optional_device m_floppy0; required_device m_cassette; optional_device m_cart1; optional_device m_cart2; required_device m_centronics; required_device m_ram; required_ioport m_reset; optional_ioport m_DIPS; virtual void machine_start() override; virtual void machine_reset() override; DECLARE_READ8_MEMBER( sts_r ); DECLARE_WRITE8_MEMBER( com_w ); DECLARE_READ8_MEMBER( ppi_pa_r ); DECLARE_WRITE8_MEMBER( ppi_pa_w ); DECLARE_WRITE8_MEMBER( ppi_pb_w ); DECLARE_READ8_MEMBER( ppi_pc_r ); DECLARE_WRITE8_MEMBER( ppi_pc_w ); DECLARE_READ8_MEMBER( fd5_data_r ); DECLARE_WRITE8_MEMBER( fd5_data_w ); DECLARE_READ8_MEMBER( fd5_com_r ); DECLARE_WRITE8_MEMBER( fd5_com_w ); DECLARE_WRITE8_MEMBER( fd5_ctrl_w ); DECLARE_WRITE8_MEMBER( fd5_tc_w ); DECLARE_FLOPPY_FORMATS( floppy_formats ); // video state // const TMS9928a_interface *m_vdp_intf; int m_centronics_busy; DECLARE_WRITE_LINE_MEMBER(write_centronics_busy); DECLARE_DRIVER_INIT(pal); DECLARE_DRIVER_INIT(ntsc); DECLARE_WRITE_LINE_MEMBER(sordm5_video_interrupt_callback); // memory DECLARE_READ8_MEMBER( mem64KBI_r ); DECLARE_WRITE8_MEMBER( mem64KBI_w ); DECLARE_WRITE8_MEMBER( mem64KBF_w ); DECLARE_WRITE8_MEMBER( mem64KRX_w ); UINT8 m_ram_mode; UINT8 m_ram_type; memory_region *m_cart_rom; m5_cart_slot_device *m_cart_ram, *m_cart; // floppy state for fd5 UINT8 m_fd5_data; UINT8 m_fd5_com; int m_intra; int m_ibfa; int m_obfa; }; class brno_state : public m5_state { public: brno_state(const machine_config &mconfig, device_type type, const char *tag) : m5_state(mconfig, type, tag), m_fdc(*this, WD2797_TAG), m_floppy0(*this, WD2797_TAG":0"), m_floppy1(*this, WD2797_TAG":1") // m_ramdisk(*this, RAMDISK) { } required_device m_fdc; required_device m_floppy0; optional_device m_floppy1; floppy_image_device *m_floppy; DECLARE_READ8_MEMBER( mmu_r ); DECLARE_WRITE8_MEMBER( mmu_w ); DECLARE_READ8_MEMBER( ramsel_r ); DECLARE_WRITE8_MEMBER(ramsel_w ); DECLARE_READ8_MEMBER( romsel_r ); DECLARE_WRITE8_MEMBER(romsel_w ); DECLARE_READ8_MEMBER( fd_r ); DECLARE_WRITE8_MEMBER( fd_w ); DECLARE_FLOPPY_FORMATS( floppy_formats ); // DECLARE_WRITE_LINE_MEMBER( wd2797_intrq_w ); // DECLARE_WRITE_LINE_MEMBER( wd2797_drq_w ); // DECLARE_WRITE_LINE_MEMBER( wd2797_index_callback); //required_device m_ramdisk; DECLARE_DRIVER_INIT(brno); DECLARE_SNAPSHOT_LOAD_MEMBER( brno ); // DECLARE_DEVICE_IMAGE_LOAD_MEMBER(m5_cart); virtual void machine_start() override; virtual void machine_reset() override; UINT8 m_rambank; // bank # UINT8 m_ramcpu; //where Ramdisk bank is mapped bool m_romen; bool m_ramen; UINT8 m_rammap[16]; // memory map }; #endif