// 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<cpu_device> m_maincpu;
required_device<z80ctc_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<cpu_device> m_fd5cpu;
optional_device<i8255_device> m_ppi;
optional_device<upd765a_device> m_fdc;
optional_device<floppy_image_device> m_floppy0;
required_device<cassette_image_device> m_cassette;
optional_device<m5_cart_slot_device> m_cart1;
optional_device<m5_cart_slot_device> m_cart2;
required_device<centronics_device> m_centronics;
required_device<ram_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<wd2797_t> m_fdc;
required_device<floppy_connector> m_floppy0;
optional_device<floppy_connector> 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<ram_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