diff options
Diffstat (limited to 'src/mess/machine/lux10828.h')
-rw-r--r-- | src/mess/machine/lux10828.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/mess/machine/lux10828.h b/src/mess/machine/lux10828.h new file mode 100644 index 00000000000..5f4b46cbce1 --- /dev/null +++ b/src/mess/machine/lux10828.h @@ -0,0 +1,130 @@ +/********************************************************************** + + Luxor 55-10828 "slow" floppy disk controller emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +*********************************************************************/ + +#pragma once + +#ifndef __LUXOR_55_10828__ +#define __LUXOR_55_10828__ + + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "cpu/z80/z80daisy.h" +#include "formats/basicdsk.h" +#include "imagedev/flopdrv.h" +#include "machine/abcbus.h" +#include "machine/devhelpr.h" +#include "machine/wd17xx.h" +#include "machine/z80pio.h" + + + +//************************************************************************** +// MACROS / CONSTANTS +//************************************************************************** + +#define LUXOR_55_10828_TAG "luxor_55_10828" + + +#define ADDRESS_ABC830 45 +#define ADDRESS_ABC832 44 +#define ADDRESS_ABC834 44 +#define ADDRESS_ABC850 44 + + +#define DRIVE_TEAC_FD55F 0x01 +#define DRIVE_BASF_6138 0x02 +#define DRIVE_MICROPOLIS_1015F 0x03 +#define DRIVE_BASF_6118 0x04 +#define DRIVE_MICROPOLIS_1115F 0x05 +#define DRIVE_BASF_6106_08 0x08 +#define DRIVE_MPI_51 0x09 +#define DRIVE_BASF_6105 0x0e +#define DRIVE_BASF_6106 0x0f + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> luxor_55_10828_device + +class luxor_55_10828_device : public device_t, + public device_abcbus_card_interface +{ +public: + // construction/destruction + luxor_55_10828_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + DECLARE_WRITE8_MEMBER( ctrl_w ); + DECLARE_WRITE8_MEMBER( status_w ); + DECLARE_READ8_MEMBER( fdc_r ); + DECLARE_WRITE8_MEMBER( fdc_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_WRITE_LINE_MEMBER( fdc_intrq_w ); + DECLARE_WRITE_LINE_MEMBER( fdc_drq_w ); + + // 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; + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + virtual void device_config_complete() { m_shortname = "lux10828"; } + + // device_abcbus_interface overrides + virtual void abcbus_cs(UINT8 data); + virtual void abcbus_rst(int state); + virtual UINT8 abcbus_inp(); + virtual void abcbus_utp(UINT8 data); + virtual UINT8 abcbus_stat(); + virtual void abcbus_c1(UINT8 data); + virtual void abcbus_c3(UINT8 data); + +private: + required_device<cpu_device> m_maincpu; + required_device<z80pio_device> m_pio; + required_device<device_t> m_fdc; + required_device<legacy_floppy_image_device> m_image0; + required_device<legacy_floppy_image_device> m_image1; + + bool m_cs; // card selected + UINT8 m_status; // ABC BUS status + UINT8 m_data; // ABC BUS data + int m_fdc_irq; // floppy interrupt + int m_fdc_drq; // floppy data request + int m_wait_enable; // wait enable + int m_sel0; // drive select 0 + int m_sel1; // drive select 1 + + UINT8 m_sw1; // single/double sided/density + UINT8 m_drive_type; // drive type + UINT8 m_s1; // ABC bus address +}; + + +// device type definition +extern const device_type LUXOR_55_10828; + + +// default input ports +extern const input_device_default DEVICE_INPUT_DEFAULTS_NAME( abc830_slow )[]; + + + +#endif |