mirror of
https://github.com/holub/mame
synced 2025-10-04 16:34:53 +03:00
106 lines
2.7 KiB
C++
106 lines
2.7 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Curt Coder
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/**********************************************************************
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Luxor 55 21056-00 Xebec Interface Host Adapter emulation
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Copyright MESS Team.
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Visit http://mamedev.org for licensing and usage restrictions.
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*********************************************************************/
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#pragma once
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#ifndef __LUXOR_55_21056__
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#define __LUXOR_55_21056__
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#include "emu.h"
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#include "abcbus.h"
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#include "cpu/z80/z80.h"
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#include "cpu/z80/z80daisy.h"
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#include "machine/scsibus.h"
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#include "machine/scsicb.h"
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#include "machine/scsihd.h"
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#include "machine/z80dma.h"
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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// ======================> luxor_55_21056_device
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class luxor_55_21056_device : public device_t,
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public device_abcbus_card_interface
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{
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public:
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// construction/destruction
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luxor_55_21056_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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// optional information overrides
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virtual const rom_entry *device_rom_region() const;
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virtual machine_config_constructor device_mconfig_additions() const;
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virtual ioport_constructor device_input_ports() const;
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DECLARE_READ8_MEMBER( sasi_status_r );
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DECLARE_WRITE8_MEMBER( stat_w );
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DECLARE_READ8_MEMBER( out_r );
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DECLARE_WRITE8_MEMBER( inp_w );
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DECLARE_READ8_MEMBER( sasi_data_r );
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DECLARE_WRITE8_MEMBER( sasi_data_w );
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DECLARE_READ8_MEMBER( rdy_reset_r );
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DECLARE_WRITE8_MEMBER( rdy_reset_w );
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DECLARE_READ8_MEMBER( sasi_sel_r );
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DECLARE_WRITE8_MEMBER( sasi_sel_w );
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DECLARE_READ8_MEMBER( sasi_rst_r );
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DECLARE_WRITE8_MEMBER( sasi_rst_w );
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DECLARE_READ8_MEMBER( memory_read_byte );
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DECLARE_WRITE8_MEMBER( memory_write_byte );
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DECLARE_READ8_MEMBER( io_read_byte );
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DECLARE_WRITE8_MEMBER( io_write_byte );
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DECLARE_WRITE_LINE_MEMBER( sasi_bsy_w );
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DECLARE_WRITE_LINE_MEMBER( sasi_io_w );
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DECLARE_WRITE_LINE_MEMBER( sasi_req_w );
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protected:
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// device-level overrides
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virtual void device_start();
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virtual void device_reset();
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// device_abcbus_interface overrides
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virtual void abcbus_cs(UINT8 data);
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virtual UINT8 abcbus_inp();
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virtual void abcbus_out(UINT8 data);
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virtual UINT8 abcbus_stat();
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virtual void abcbus_c1(UINT8 data);
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virtual void abcbus_c3(UINT8 data);
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private:
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void set_rdy(int state);
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required_device<cpu_device> m_maincpu;
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required_device<z80dma_device> m_dma;
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required_device<scsicb_device> m_sasibus;
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required_ioport m_s1;
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int m_cs;
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int m_rdy;
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int m_req;
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UINT8 m_inp;
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UINT8 m_out;
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UINT8 m_stat;
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UINT8 m_sasi_data;
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};
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// device type definition
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extern const device_type LUXOR_55_21056;
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#endif
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