140 lines
4.6 KiB
C
140 lines
4.6 KiB
C
/***************************************************************************
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Morrow Designs Micro Decision
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10/12/2009 Skeleton driver.
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****************************************************************************/
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#include "emu.h"
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#include "cpu/z80/z80.h"
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#include "machine/upd765.h"
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#include "machine/terminal.h"
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class microdec_state : public driver_device
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{
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public:
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microdec_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_terminal(*this, TERMINAL_TAG) ,
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m_maincpu(*this, "maincpu") { }
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DECLARE_READ8_MEMBER(terminal_status_r);
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DECLARE_READ8_MEMBER(terminal_r);
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DECLARE_WRITE8_MEMBER(kbd_put);
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UINT8 m_term_data;
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required_device<generic_terminal_device> m_terminal;
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virtual void machine_reset();
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virtual void machine_start();
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void fdc_irq(bool state);
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required_device<cpu_device> m_maincpu;
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};
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READ8_MEMBER( microdec_state::terminal_status_r )
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{
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return (m_term_data) ? 3 : 1;
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}
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READ8_MEMBER( microdec_state::terminal_r )
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{
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UINT8 ret = m_term_data;
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m_term_data = 0;
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return ret;
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}
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static ADDRESS_MAP_START(microdec_mem, AS_PROGRAM, 8, microdec_state)
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ADDRESS_MAP_UNMAP_HIGH
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AM_RANGE( 0x0000, 0x0fff ) AM_ROM
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AM_RANGE( 0x1000, 0xffff ) AM_RAM
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ADDRESS_MAP_END
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static ADDRESS_MAP_START(microdec_io, AS_IO, 8, microdec_state)
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ADDRESS_MAP_UNMAP_HIGH
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ADDRESS_MAP_GLOBAL_MASK(0xff)
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AM_RANGE(0xfa, 0xfb) AM_DEVICE("upd765", upd765a_device, map)
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AM_RANGE(0xfc, 0xfc) AM_READ(terminal_r) AM_DEVWRITE(TERMINAL_TAG, generic_terminal_device, write)
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AM_RANGE(0xfd, 0xfd) AM_READ(terminal_status_r)
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ADDRESS_MAP_END
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/* Input ports */
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static INPUT_PORTS_START( microdec )
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INPUT_PORTS_END
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void microdec_state::machine_start()
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{
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machine().device<upd765a_device>("upd765")->setup_intrq_cb(upd765a_device::line_cb(FUNC(microdec_state::fdc_irq), this));
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}
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void microdec_state::machine_reset()
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{
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m_term_data = 0;
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}
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WRITE8_MEMBER( microdec_state::kbd_put )
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{
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m_term_data = data;
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}
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static GENERIC_TERMINAL_INTERFACE( terminal_intf )
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{
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DEVCB_DRIVER_MEMBER(microdec_state, kbd_put)
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};
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void microdec_state::fdc_irq(bool state)
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{
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}
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static SLOT_INTERFACE_START( microdec_floppies )
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SLOT_INTERFACE( "525hd", FLOPPY_525_HD )
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SLOT_INTERFACE_END
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static MACHINE_CONFIG_START( microdec, microdec_state )
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/* basic machine hardware */
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MCFG_CPU_ADD("maincpu",Z80, XTAL_4MHz)
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MCFG_CPU_PROGRAM_MAP(microdec_mem)
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MCFG_CPU_IO_MAP(microdec_io)
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/* video hardware */
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MCFG_GENERIC_TERMINAL_ADD(TERMINAL_TAG, terminal_intf)
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MCFG_UPD765A_ADD("upd765", true, true)
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MCFG_FLOPPY_DRIVE_ADD("upd765:0", microdec_floppies, "525hd", 0, floppy_image_device::default_floppy_formats)
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MCFG_FLOPPY_DRIVE_ADD("upd765:1", microdec_floppies, "525hd", 0, floppy_image_device::default_floppy_formats)
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MACHINE_CONFIG_END
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/* ROM definition */
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ROM_START( md2 )
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ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
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ROM_SYSTEM_BIOS( 0, "v13", "v1.3" )
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ROMX_LOAD( "md2-13.bin", 0x0000, 0x0800, CRC(43f4c9ab) SHA1(48a35cbee4f341310e9cba5178c3fd6e74ef9748), ROM_BIOS(1))
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ROM_SYSTEM_BIOS( 1, "v13a", "v1.3a" )
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ROMX_LOAD( "md2-13a.bin", 0x0000, 0x0800, CRC(d7fcddfd) SHA1(cae29232b737ebb36a27b8ad17bc69e9968f1309), ROM_BIOS(2))
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ROM_SYSTEM_BIOS( 2, "v13b", "v1.3b" )
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ROMX_LOAD( "md2-13b.bin", 0x0000, 0x1000, CRC(a8b96835) SHA1(c6b111939aa7e725da507da1915604656540b24e), ROM_BIOS(3))
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ROM_SYSTEM_BIOS( 3, "v20", "v2.0" )
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ROMX_LOAD( "md2-20.bin", 0x0000, 0x1000, CRC(a604735c) SHA1(db6e6e82a803f5cbf4f628f5778a93ae3e211fe1), ROM_BIOS(4))
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ROM_SYSTEM_BIOS( 4, "v23", "v2.3" )
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ROMX_LOAD( "md2-23.bin", 0x0000, 0x1000, CRC(49bae273) SHA1(00381a226fe250aa3636b0b740df0af63efb0d18), ROM_BIOS(5))
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ROM_END
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ROM_START( md3 )
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ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
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ROM_SYSTEM_BIOS( 0, "v23a", "v2.3a" )
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ROMX_LOAD( "md3-23a.bin", 0x0000, 0x1000, CRC(95d59980) SHA1(ae65a8e8e2823cf4cf6b1d74c0996248e290e9f1), ROM_BIOS(1))
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ROM_SYSTEM_BIOS( 1, "v25", "v2.5" )
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ROMX_LOAD( "md3-25.bin", 0x0000, 0x1000, CRC(14f86bc5) SHA1(82fe022c85f678744bb0340ca3f88b18901fdfcb), ROM_BIOS(2))
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ROM_SYSTEM_BIOS( 2, "v31", "v3.1" )
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ROMX_LOAD( "md3-31.bin", 0x0000, 0x1000, CRC(bd4014f6) SHA1(5b33220af34c64676756177db4915f97840b2996), ROM_BIOS(3))
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ROM_END
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/* Driver */
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/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
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COMP( 1982, md2, 0, 0, microdec, microdec, driver_device, 0, "Morrow Designs", "Micro Decision MD-2",GAME_NOT_WORKING | GAME_NO_SOUND)
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COMP( 1982, md3, md2, 0, microdec, microdec, driver_device, 0, "Morrow Designs", "Micro Decision MD-3",GAME_NOT_WORKING | GAME_NO_SOUND)
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