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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************

        Orion driver by Miodrag Milanovic

        22/04/2008 Orion Pro added
        02/04/2008 Preliminary driver.

****************************************************************************/


#include "emu.h"
#include "includes/orion.h"

#include "imagedev/cassette.h"
#include "screen.h"
#include "softlist.h"
#include "speaker.h"

#include "formats/smx_dsk.h"
#include "formats/rk_cas.h"


/* Address maps */

/* Orion 128 */
void orion_state::orion128_mem(address_map &map)
{
	map(0x0000, 0xefff).bankrw("bank1");
	map(0xf000, 0xf3ff).bankrw("bank2");
	map(0xf400, 0xf4ff).rw(this, FUNC(orion_state::orion128_system_r), FUNC(orion_state::orion128_system_w));  // Keyboard and cassette
	map(0xf500, 0xf5ff).rw(this, FUNC(orion_state::orion128_romdisk_r), FUNC(orion_state::orion128_romdisk_w));
	map(0xf700, 0xf7ff).rw(this, FUNC(orion_state::orion128_floppy_r), FUNC(orion_state::orion128_floppy_w));
	map(0xf800, 0xffff).rom();
	map(0xf800, 0xf8ff).w(this, FUNC(orion_state::orion128_video_mode_w));
	map(0xf900, 0xf9ff).w(this, FUNC(orion_state::orion128_memory_page_w));
	map(0xfa00, 0xfaff).w(this, FUNC(orion_state::orion128_video_page_w));
}

/* Orion Z80 Card II */
void orion_state::orion128_io(address_map &map)
{
	map.global_mask(0xff);
	map.unmap_value_high();
	map(0xf8, 0xf8).w(this, FUNC(orion_state::orion128_video_mode_w));
	map(0xf9, 0xf9).w(this, FUNC(orion_state::orion128_memory_page_w));
	map(0xfa, 0xfa).w(this, FUNC(orion_state::orion128_video_page_w));
}

void orion_state::orionz80_mem(address_map &map)
{
	map.unmap_value_high();
	map(0x0000, 0x3fff).bankrw("bank1");
	map(0x4000, 0xefff).bankrw("bank2");
	map(0xf000, 0xf3ff).bankrw("bank3");
	map(0xf400, 0xf7ff).bankrw("bank4");
	map(0xf800, 0xffff).bankrw("bank5");
}

/* Orion Pro */
void orion_state::orionz80_io(address_map &map)
{
	map(0x0000, 0xffff).rw(this, FUNC(orion_state::orionz80_io_r), FUNC(orion_state::orionz80_io_w));
}

void orion_state::orionpro_mem(address_map &map)
{
	map.unmap_value_high();
	map(0x0000, 0x1fff).bankrw("bank1");
	map(0x2000, 0x3fff).bankrw("bank2");
	map(0x4000, 0x7fff).bankrw("bank3");
	map(0x8000, 0xbfff).bankrw("bank4");
	map(0xc000, 0xefff).bankrw("bank5");
	map(0xf000, 0xf3ff).bankrw("bank6");
	map(0xf400, 0xf7ff).bankrw("bank7");
	map(0xf800, 0xffff).bankrw("bank8");
}

void orion_state::orionpro_io(address_map &map)
{
	map(0x0000, 0xffff).rw(this, FUNC(orion_state::orionpro_io_r), FUNC(orion_state::orionpro_io_w));
}

FLOPPY_FORMATS_MEMBER( orion_state::orion_floppy_formats )
	FLOPPY_SMX_FORMAT
FLOPPY_FORMATS_END

static void orion_floppies(device_slot_interface &device)
{
	device.option_add("525qd", FLOPPY_525_QD);
}

/* Machine driver */
MACHINE_CONFIG_START(orion_state::orion128)
	MCFG_DEVICE_ADD("maincpu", I8080, 2000000)
	MCFG_DEVICE_PROGRAM_MAP(orion128_mem)
	MCFG_DEVICE_IO_MAP(orion128_io)

	MCFG_MACHINE_START_OVERRIDE(orion_state, orion128 )
	MCFG_MACHINE_RESET_OVERRIDE(orion_state, orion128 )

	MCFG_DEVICE_ADD("ppi8255_1", I8255A, 0)
	MCFG_I8255_IN_PORTA_CB(READ8(*this, orion_state, orion_romdisk_porta_r))
	MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, orion_state, orion_romdisk_portb_w))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, orion_state, orion_romdisk_portc_w))

	MCFG_DEVICE_ADD("ppi8255_2", I8255A, 0)
	MCFG_I8255_OUT_PORTA_CB(WRITE8(*this, radio86_state, radio86_8255_porta_w2))
	MCFG_I8255_IN_PORTB_CB(READ8(*this, radio86_state, radio86_8255_portb_r2))
	MCFG_I8255_IN_PORTC_CB(READ8(*this, radio86_state, radio86_8255_portc_r2))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, radio86_state, radio86_8255_portc_w2))

	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(50)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
	MCFG_SCREEN_SIZE(384, 256)
	MCFG_SCREEN_VISIBLE_AREA(0, 384-1, 0, 256-1)
	MCFG_SCREEN_UPDATE_DRIVER(orion_state, screen_update_orion128)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_PALETTE_ADD("palette", 18)
	MCFG_PALETTE_INIT_OWNER(orion_state, orion128 )

	MCFG_VIDEO_START_OVERRIDE(orion_state,orion128)

	SPEAKER(config, "mono").front_center();
	WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25);

	MCFG_CASSETTE_ADD( "cassette" )
	MCFG_CASSETTE_FORMATS(rko_cassette_formats)
	MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
	MCFG_CASSETTE_INTERFACE("orion_cass")

	MCFG_SOFTWARE_LIST_ADD("cass_list", "orion_cass")

	MCFG_FD1793_ADD("fd1793", XTAL(8'000'000) / 8)

	MCFG_FLOPPY_DRIVE_ADD("fd0", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd1", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd2", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd3", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_SOFTWARE_LIST_ADD("flop_list","orion_flop")

	MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "orion_cart")

	MCFG_SOFTWARE_LIST_ADD("cart_list", "orion_cart")

	/* internal ram */
	MCFG_RAM_ADD(RAM_TAG)
	MCFG_RAM_DEFAULT_SIZE("256K")
	MCFG_RAM_DEFAULT_VALUE(0x00)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(orion_state::orion128ms)
	orion128(config);
	MCFG_DEVICE_REMOVE("ppi8255_2")
	MCFG_DEVICE_ADD("ppi8255_2", I8255A, 0)
	MCFG_I8255_OUT_PORTA_CB(WRITE8(*this, radio86_state, radio86_8255_porta_w2))
	MCFG_I8255_IN_PORTB_CB(READ8(*this, radio86_state, radio86_8255_portb_r2))
	MCFG_I8255_IN_PORTC_CB(READ8(*this, radio86_state, rk7007_8255_portc_r))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, radio86_state, radio86_8255_portc_w2))
MACHINE_CONFIG_END


MACHINE_CONFIG_START(orion_state::orionz80)
	MCFG_DEVICE_ADD("maincpu", Z80, 2500000)
	MCFG_DEVICE_PROGRAM_MAP(orionz80_mem)
	MCFG_DEVICE_IO_MAP(orionz80_io)
	MCFG_DEVICE_VBLANK_INT_DRIVER("screen", orion_state, orionz80_interrupt)

	MCFG_MACHINE_START_OVERRIDE(orion_state, orionz80 )
	MCFG_MACHINE_RESET_OVERRIDE(orion_state, orionz80 )

	MCFG_DEVICE_ADD("ppi8255_1", I8255A, 0)
	MCFG_I8255_IN_PORTA_CB(READ8(*this, orion_state, orion_romdisk_porta_r))
	MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, orion_state, orion_romdisk_portb_w))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, orion_state, orion_romdisk_portc_w))

	MCFG_DEVICE_ADD("ppi8255_2", I8255A, 0)
	MCFG_I8255_OUT_PORTA_CB(WRITE8(*this, radio86_state, radio86_8255_porta_w2))
	MCFG_I8255_IN_PORTB_CB(READ8(*this, radio86_state, radio86_8255_portb_r2))
	MCFG_I8255_IN_PORTC_CB(READ8(*this, radio86_state, radio86_8255_portc_r2))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, radio86_state, radio86_8255_portc_w2))

	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(50)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
	MCFG_SCREEN_SIZE(384, 256)
	MCFG_SCREEN_VISIBLE_AREA(0, 384-1, 0, 256-1)
	MCFG_SCREEN_UPDATE_DRIVER(orion_state, screen_update_orion128)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_PALETTE_ADD("palette", 18)
	MCFG_PALETTE_INIT_OWNER(orion_state, orion128 )

	MCFG_VIDEO_START_OVERRIDE(orion_state,orion128)

	MCFG_MC146818_ADD( "rtc", XTAL(4'194'304) )

	SPEAKER(config, "mono").front_center();
	SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 1.0);
	WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25);
	MCFG_DEVICE_ADD("ay8912", AY8912, 1773400)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)

	MCFG_CASSETTE_ADD( "cassette" )
	MCFG_CASSETTE_FORMATS(rko_cassette_formats)
	MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
	MCFG_CASSETTE_INTERFACE("orion_cass")

	MCFG_SOFTWARE_LIST_ADD("cass_list", "orion_cass")

	MCFG_FD1793_ADD("fd1793", XTAL(8'000'000) / 8)

	MCFG_FLOPPY_DRIVE_ADD("fd0", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd1", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd2", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd3", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_SOFTWARE_LIST_ADD("flop_list","orion_flop")

	MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "orion_cart")

	MCFG_SOFTWARE_LIST_ADD("cart_list", "orion_cart")

	/* internal ram */
	MCFG_RAM_ADD(RAM_TAG)
	MCFG_RAM_DEFAULT_SIZE("512K")
	MCFG_RAM_DEFAULT_VALUE(0x00)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(orion_state::orionz80ms)
	orionz80(config);

	MCFG_DEVICE_REMOVE("ppi8255_2")
	MCFG_DEVICE_ADD("ppi8255_2", I8255A, 0)
	MCFG_I8255_OUT_PORTA_CB(WRITE8(*this, radio86_state, radio86_8255_porta_w2))
	MCFG_I8255_IN_PORTB_CB(READ8(*this, radio86_state, radio86_8255_portb_r2))
	MCFG_I8255_IN_PORTC_CB(READ8(*this, radio86_state, rk7007_8255_portc_r))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, radio86_state, radio86_8255_portc_w2))
MACHINE_CONFIG_END

MACHINE_CONFIG_START(orion_state::orionpro)
	MCFG_DEVICE_ADD("maincpu", Z80, 5000000)
	MCFG_DEVICE_PROGRAM_MAP(orionpro_mem)
	MCFG_DEVICE_IO_MAP(orionpro_io)

	MCFG_MACHINE_RESET_OVERRIDE(orion_state, orionpro )

	MCFG_DEVICE_ADD("ppi8255_1", I8255A, 0)
	MCFG_I8255_IN_PORTA_CB(READ8(*this, orion_state, orion_romdisk_porta_r))
	MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, orion_state, orion_romdisk_portb_w))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, orion_state, orion_romdisk_portc_w))

	MCFG_DEVICE_ADD("ppi8255_2", I8255A, 0)
	MCFG_I8255_OUT_PORTA_CB(WRITE8(*this, radio86_state, radio86_8255_porta_w2))
	MCFG_I8255_IN_PORTB_CB(READ8(*this, radio86_state, radio86_8255_portb_r2))
	MCFG_I8255_IN_PORTC_CB(READ8(*this, radio86_state, radio86_8255_portc_r2))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, radio86_state, radio86_8255_portc_w2))

	/* video hardware */
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(50)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
	MCFG_SCREEN_SIZE(384, 256)
	MCFG_SCREEN_VISIBLE_AREA(0, 384-1, 0, 256-1)
	MCFG_SCREEN_UPDATE_DRIVER(orion_state, screen_update_orion128)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_PALETTE_ADD("palette", 18)
	MCFG_PALETTE_INIT_OWNER(orion_state, orion128 )

	MCFG_VIDEO_START_OVERRIDE(orion_state,orion128)

	SPEAKER(config, "mono").front_center();
	SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 1.0);
	WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25);
	MCFG_DEVICE_ADD("ay8912", AY8912, 1773400)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)

	MCFG_CASSETTE_ADD( "cassette" )
	MCFG_CASSETTE_FORMATS(rko_cassette_formats)
	MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
	MCFG_CASSETTE_INTERFACE("orion_cass")

	MCFG_SOFTWARE_LIST_ADD("cass_list", "orion_cass")

	MCFG_FD1793_ADD("fd1793", XTAL(8'000'000) / 8)

	MCFG_FLOPPY_DRIVE_ADD("fd0", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd1", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd2", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_FLOPPY_DRIVE_ADD("fd3", orion_floppies, "525qd", orion_state::orion_floppy_formats)
	MCFG_SOFTWARE_LIST_ADD("flop_list","orionpro_flop")
	MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("flop128_list","orion_flop")

	MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "orion_cart")

	MCFG_SOFTWARE_LIST_ADD("cart_list", "orion_cart")

	/* internal ram */
	MCFG_RAM_ADD(RAM_TAG)
	MCFG_RAM_DEFAULT_SIZE("512K")
	MCFG_RAM_DEFAULT_VALUE(0x00)
MACHINE_CONFIG_END

/* ROM definition */

ROM_START( orion128 )
	ROM_REGION( 0x30000, "maincpu", ROMREGION_ERASEFF )
	ROM_SYSTEM_BIOS( 0, "m2rk", "Version 3.2 rk" )
	ROMX_LOAD( "m2rk.bin",    0x0f800, 0x0800, CRC(2025c234) SHA1(caf86918629be951fe698cddcdf4589f07e2fb96), ROM_BIOS(1) )
	ROM_SYSTEM_BIOS( 1, "m2_2rk", "Version 3.2.2 rk" )
	ROMX_LOAD( "m2_2rk.bin",  0x0f800, 0x0800, CRC(fc662351) SHA1(7c6de67127fae5869281449de1c503597c0c058e), ROM_BIOS(2) )
ROM_END

ROM_START( orionms )
	ROM_REGION( 0x30000, "maincpu", ROMREGION_ERASEFF )
	ROM_LOAD( "ms7007.bin",   0x0f800, 0x0800, CRC(c6174ba3) SHA1(8f9a42c3e09684718fe4121a8408e7860129d26f) )
ROM_END

ROM_START( orionz80 )
	ROM_REGION( 0x30000, "maincpu", ROMREGION_ERASEFF )
	ROM_SYSTEM_BIOS( 0, "m31", "Version 3.1" )
	ROMX_LOAD( "m31.bin",     0x0f800, 0x0800, CRC(007c6dc6) SHA1(338ff95497c820338f7f79c75f65bc540a5541c4), ROM_BIOS(1) )
	ROM_SYSTEM_BIOS( 1, "m32zrk", "Version 3.2 zrk" )
	ROMX_LOAD( "m32zrk.bin",  0x0f800, 0x0800, CRC(4ec3f012) SHA1(6b0b2bfc515a80e7caf72c3c33cf2dcf192d4711), ROM_BIOS(2) )
	ROM_SYSTEM_BIOS( 2, "m33zrkd", "Version 3.3 zrkd" )
	ROMX_LOAD( "m33zrkd.bin", 0x0f800, 0x0800, CRC(f404032d) SHA1(088cd9ed05f0dda4fa0a005c609208d9f57ad3d9), ROM_BIOS(3) )
	ROM_SYSTEM_BIOS( 3, "m34zrk", "Version 3.4 zrk" )
	ROMX_LOAD( "m34zrk.bin",  0x0f800, 0x0800, CRC(787c3903) SHA1(476c1c0b88e5efb582292eebec15e24d054c8851), ROM_BIOS(4) )
	ROM_SYSTEM_BIOS( 4, "m35zrkd", "Version 3.5 zrkd" )
	ROMX_LOAD( "m35zrkd.bin", 0x0f800, 0x0800, CRC(9368b38f) SHA1(64a77f22119d40c9b18b64d78ad12acc6fff9efb), ROM_BIOS(5) )
	ROM_SYSTEM_BIOS( 5, "peter", "Peterburg '91" )
	ROMX_LOAD( "peter.bin",   0x0f800, 0x0800, CRC(df9b1d8c) SHA1(c7f1e074e58ad1c1799cf522161b4f4cffa5aefa), ROM_BIOS(6) )
ROM_END

ROM_START( orionide )
	ROM_REGION( 0x30000, "maincpu", ROMREGION_ERASEFF )
	ROM_LOAD( "m35zrkh.bin", 0x0f800, 0x0800, CRC(b7745f28) SHA1(c3bd3e662db7ec56ecbab54bf6b3a4c26200d0bb) )
ROM_END

ROM_START( orionzms )
	ROM_REGION( 0x30000, "maincpu", ROMREGION_ERASEFF )
	ROM_SYSTEM_BIOS( 0, "m32zms", "Version 3.2 zms" )
	ROMX_LOAD( "m32zms.bin",  0x0f800, 0x0800, CRC(44cfd2ae) SHA1(84d53fbc249938c56be76ee4e6ab297f0461835b), ROM_BIOS(1) )
	ROM_SYSTEM_BIOS( 1, "m34zms", "Version 3.4 zms" )
	ROMX_LOAD( "m34zms.bin",  0x0f800, 0x0800, CRC(0f87a80b) SHA1(ab1121092e61268d8162ed8a7d4fd081016a409a), ROM_BIOS(2) )
	ROM_SYSTEM_BIOS( 2, "m35zmsd", "Version 3.5 zmsd" )
	ROMX_LOAD( "m35zmsd.bin", 0x0f800, 0x0800, CRC(f714ff37) SHA1(fbe9514adb3384aff146cbedd4fede37ce9591e1), ROM_BIOS(3) )
ROM_END

ROM_START( orionidm )
	ROM_REGION( 0x30000, "maincpu", ROMREGION_ERASEFF )
	ROM_LOAD( "m35zmsh.bin", 0x0f800, 0x0800, CRC(01e66df4) SHA1(8c785a3c32fe3eacda73ec79157b41a6e4b63ba8) )
ROM_END

ROM_START( orionpro )
	ROM_REGION( 0x32000, "maincpu", ROMREGION_ERASEFF )
	ROM_SYSTEM_BIOS( 0, "ver21", "Version 2.1" )
	ROMX_LOAD( "rom1-210.bin", 0x20000, 0x2000,  CRC(8e1a0c78) SHA1(61c8a5ed596ce7e3fd32da920dcc80dc5375b421), ROM_BIOS(1) )
	ROMX_LOAD( "rom2-210.bin", 0x22000, 0x10000, CRC(7cb7a49b) SHA1(601f3dd61db323407c4874fd7f23c10dccac0209), ROM_BIOS(1) )
	ROM_SYSTEM_BIOS( 1, "ver20", "Version 2.0" )
	ROMX_LOAD( "rom1-200.bin", 0x20000, 0x2000,  CRC(4fbe83cc) SHA1(9884d43770b4c0fbeb519b96618b01957c0b8511), ROM_BIOS(2) )
	ROMX_LOAD( "rom2-200.bin", 0x22000, 0x10000, CRC(618aaeb7) SHA1(3e7e5d3ff9d2c683708928558e69aa62db877811), ROM_BIOS(2) )
	ROM_SYSTEM_BIOS( 2, "ver10", "Version 1.0" )
	ROMX_LOAD( "rom1-100.bin", 0x20000, 0x2000, CRC(4fd6c408) SHA1(b0c2e4fb5be5a74a7efa9bba14b746865122af1d), ROM_BIOS(3) )
	ROMX_LOAD( "rom2-100.bin", 0x22000, 0x8000, CRC(370ffdca) SHA1(169e2acac2d0b382e2d0a144da0af18bfa38db5c), ROM_BIOS(3) )
ROM_END

/* Driver */

//    YEAR  NAME      PARENT    COMPAT  MACHINE     INPUT    CLASS        INIT        COMPANY      FULLNAME                                  FLAGS
COMP( 1990, orion128, 0,        0,      orion128,   radio86, orion_state, empty_init, "<unknown>", "Orion 128",                              0 )
COMP( 1990, orionms,  orion128, 0,      orion128ms, ms7007,  orion_state, empty_init, "<unknown>", "Orion 128 (MS7007)",                     0 )
COMP( 1990, orionz80, orion128, 0,      orionz80,   radio86, orion_state, empty_init, "<unknown>", "Orion 128 + Z80 Card II",                0 )
COMP( 1990, orionide, orion128, 0,      orionz80,   radio86, orion_state, empty_init, "<unknown>", "Orion 128 + Z80 Card II + IDE",          0 )
COMP( 1990, orionzms, orion128, 0,      orionz80ms, ms7007,  orion_state, empty_init, "<unknown>", "Orion 128 + Z80 Card II (MS7007)",       0 )
COMP( 1990, orionidm, orion128, 0,      orionz80ms, ms7007,  orion_state, empty_init, "<unknown>", "Orion 128 + Z80 Card II + IDE (MS7007)", 0 )
COMP( 1994, orionpro, orion128, 0,      orionpro,   radio86, orion_state, empty_init, "<unknown>", "Orion Pro",                              0 )