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Diffstat (limited to 'src/devices/bus/abcbus/fd2.h')
-rw-r--r-- | src/devices/bus/abcbus/fd2.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/devices/bus/abcbus/fd2.h b/src/devices/bus/abcbus/fd2.h new file mode 100644 index 00000000000..ef183e92843 --- /dev/null +++ b/src/devices/bus/abcbus/fd2.h @@ -0,0 +1,83 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Scandia Metric ABC FD2 floppy controller emulation + +*********************************************************************/ + +#pragma once + +#ifndef __ABC_FD2__ +#define __ABC_FD2__ + +#include "emu.h" +#include "abcbus.h" +#include "cpu/z80/z80.h" +#include "cpu/z80/z80daisy.h" +#include "formats/abcfd2_dsk.h" +#include "machine/wd_fdc.h" +#include "machine/z80pio.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> abc_fd2_t + +class abc_fd2_t : public device_t, + public device_abcbus_card_interface +{ +public: + // construction/destruction + abc_fd2_t(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; + + DECLARE_WRITE8_MEMBER( status_w ); + + DECLARE_READ8_MEMBER( pio_pa_r ); + DECLARE_WRITE8_MEMBER( pio_pa_w ); + DECLARE_READ8_MEMBER( pio_pb_r ); + DECLARE_WRITE8_MEMBER( pio_pb_w ); + + DECLARE_FLOPPY_FORMATS( floppy_formats ); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + // device_abcbus_interface overrides + virtual void abcbus_cs(UINT8 data); + virtual UINT8 abcbus_inp(); + virtual void abcbus_out(UINT8 data); + virtual UINT8 abcbus_stat(); + virtual void abcbus_c1(UINT8 data); + virtual void abcbus_c3(UINT8 data); + virtual UINT8 abcbus_xmemfl(offs_t offset); + +private: + required_device<cpu_device> m_maincpu; + required_device<z80pio_device> m_pio; + required_device<fd1771_t> m_fdc; + required_device<floppy_connector> m_floppy0; + required_device<floppy_connector> m_floppy1; + required_memory_region m_dos_rom; + + bool m_cs; + UINT8 m_status; + UINT8 m_data; +}; + + +// device type definition +extern const device_type ABC_FD2; + + + +#endif |