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path: root/src/mame/drivers/su2000.cpp
blob: 2beaf6623ca56f297fad6b9d0483b0578e15ba32 (plain) (blame)
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// license:BSD-3-Clause
// copyright-holders:Philip Bennett
/***************************************************************************

    Virtuality SU2000 hardware

    preliminary driver by Phil Bennett

    Known games:
        * Dactyl Nightmare SP
        * Virtual Boxing
        * Buggy Ball
        * Missile Command
        * Zone Hunter


    Hardware Info:
        See: http://arianchen.de/su2000/status.html


    TODO:
        * Get system booting
        * Add game software
        * Fix i386 core issues (e.g. protected mode)
        * Write MC88110 CPU core
        * Emulate HDD and CD drive
        * Emulate PIX 1000 card
        * Emulate VID 1000 card
        * Emulate tracker card
        * Emulate format card

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


#include "emu.h"
#include "cpu/i386/i386.h"
#include "cpu/tms32031/tms32031.h"
#include "machine/pcshare.h"
#include "machine/idectrl.h"
#include "video/pc_vga.h"
#include "machine/pckeybrd.h"

/*************************************
 *
 *  Defines
 *
 *************************************/

#define I486_CLOCK          33000000
#define MC68000_CLOCK       XTAL_10MHz
#define TMS320C1_CLOCK      XTAL_33_833MHz
#define MC88110_CLOCK       XTAL_40MHz

#define PC_RAM_SIZE         (4096 * 1024)


/*************************************
 *
 *  State
 *
 *************************************/

class su2000_state : public pcat_base_state
{
public:
	su2000_state(const machine_config &mconfig, device_type type, const char *tag)
		: pcat_base_state(mconfig, type, tag){ }

	std::unique_ptr<UINT32[]>      m_pc_ram;
	virtual void machine_start() override;
	virtual void machine_reset() override;
};


/*************************************
 *
 *  Main CPU Memory Map
 *
 *************************************/

static ADDRESS_MAP_START( pcat_map, AS_PROGRAM, 32, su2000_state )
	AM_RANGE(0x00000000, 0x0009ffff) AM_RAMBANK("mem_bank")
	AM_RANGE(0x000a0000, 0x000bffff) AM_DEVREADWRITE8("vga", vga_device, mem_r, mem_w, 0xffffffff)
	AM_RANGE(0x000c0000, 0x000c7fff) AM_ROM
	AM_RANGE(0x000f0000, 0x000fffff) AM_ROM
	AM_RANGE(0xffff0000, 0xffffffff) AM_ROM AM_REGION("maincpu", 0x0f0000)
ADDRESS_MAP_END

static ADDRESS_MAP_START( pcat_io, AS_IO, 32, su2000_state )
	AM_IMPORT_FROM(pcat32_io_common)
	AM_RANGE(0x03b0, 0x03bf) AM_DEVREADWRITE8("vga", vga_device, port_03b0_r, port_03b0_w, 0xffffffff)
	AM_RANGE(0x03c0, 0x03cf) AM_DEVREADWRITE8("vga", vga_device, port_03c0_r, port_03c0_w, 0xffffffff)
	AM_RANGE(0x03d0, 0x03df) AM_DEVREADWRITE8("vga", vga_device, port_03d0_r, port_03d0_w, 0xffffffff)
ADDRESS_MAP_END


/*************************************
 *
 *  Inputs
 *
 *************************************/


/*************************************************************
 *
 * IDE
 *
 *************************************************************/

#if 0
static void ide_interrupt(device_t *device, int state)
{
	su2000_state *drvstate = device->machine().driver_data<su2000_state>();
	pic8259_ir6_w(drvstate->m_pic8259_2, state);
}
#endif


/*************************************
 *
 *  Initialization
 *
 *************************************/

void su2000_state::machine_start()
{
	address_space &space = m_maincpu->space(AS_PROGRAM);

	/* Configure RAM */
	m_pc_ram = make_unique_clear<UINT32[]>(PC_RAM_SIZE);

	/* Conventional memory */
	membank("mem_bank")->set_base(m_pc_ram.get());

	/* HMA */
	offs_t ram_limit = 0x100000 + PC_RAM_SIZE - 0x0a0000;
	space.install_read_bank(0x100000, ram_limit - 1, "hma_bank");
	space.install_write_bank(0x100000, ram_limit - 1, "hma_bank");
	membank("hma_bank")->set_base(m_pc_ram.get() + 0xa0000);
}

void su2000_state::machine_reset()
{
}


/*************************************
 *
 *  Machine Configuration
 *
 *************************************/

static MACHINE_CONFIG_START( su2000, su2000_state )
	/* Basic machine hardware */
	MCFG_CPU_ADD("maincpu", I486, I486_CLOCK)
	MCFG_CPU_PROGRAM_MAP(pcat_map)
	MCFG_CPU_IO_MAP(pcat_io)
	MCFG_CPU_IRQ_ACKNOWLEDGE_DEVICE("pic8259_1", pic8259_device, inta_cb)

#if 0
	MCFG_CPU_ADD("tracker", TMS32031, TMS320C1_CLOCK)
	MCFG_CPU_PROGRAM_MAP(tracker_map)

	MCFG_CPU_ADD("pix_cpu1", MC88110, MC88110_CLOCK)
	MCFG_CPU_PROGRAM_MAP(pix_cpu_a)

	MCFG_CPU_ADD("pix_cpu2", MC88110, MC88110_CLOCK)
	MCFG_CPU_PROGRAM_MAP(pix_cpu_b)

	MCFG_CPU_ADD("format_c", M68000, XTAL_10MHz)
	MCFG_CPU_PROGRAM_MAP(formatc_map)
#endif

	/* Video hardware */
	MCFG_FRAGMENT_ADD(pcvideo_vga)
	MCFG_SCREEN_MODIFY("screen")
	MCFG_SCREEN_REFRESH_RATE(60)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) // TODO

	MCFG_FRAGMENT_ADD(pcat_common)
MACHINE_CONFIG_END


/*************************************
 *
 *  ROM definitions
 *
 *************************************/

ROM_START( su2000 )
	ROM_REGION(0x100000, "maincpu", 0)
	ROM_LOAD("hmc86304_bios_v208.u7",       0xc0000, 0x08000, CRC(c6c32f1a) SHA1(a07ade7f0567e1978cd8cee73c6a5d7b5e5f947f) )
	ROM_LOAD("amibios_486dx_isa_bios.u32",  0xf0000, 0x10000, CRC(811d3639) SHA1(a64d6026c16ac8c79f22b2c241f149402449fafb) )


	ROM_REGION32_LE(0x1000000, "tracker", 0)
	ROM_LOAD32_WORD("ver_151_03_u16.u16",   0x00000, 0x20000, CRC(8354d059) SHA1(a88df7cc259c1c39316cc3bff9e08aa4e8d3d2c0) )
	ROM_LOAD32_WORD("ver_151_03_u17.u17",   0x00002, 0x20000, CRC(ace4081d) SHA1(f57287ded53f8d127bcdc9e34b8adb356fe55e5e) )

	ROM_REGION(0x8000, "format", 0)
	ROM_LOAD("wfc062_212.u62",              0x00000, 0x08000, CRC(9a6b553a) SHA1(7045f733446866ee3171e175e1b22d9384fda1b5) )


	ROM_REGION(0x8000, "pals", 0)
	/**********/
	/* Format */
	/**********/

	/* GAL20V8A */
	ROM_LOAD("wfc065a.u65",                 0x00000, 0x00100, NO_DUMP )

	/* PALCE20V8H */
	ROM_LOAD("wfc066a.u66",                 0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("wfc067b.u67",                 0x00000, 0x00100, NO_DUMP )

	/* GAL16V8B */
	ROM_LOAD("wfc071a.u71",                 0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("wfc014a.u14",                 0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("wfc072a.u72",                 0x00000, 0x00100, NO_DUMP )

	/***********/
	/* PIX1000 */
	/***********/

	/* PALCE16V8H */
	ROM_LOAD("wi01p006.u6",                 0x00000, 0x00892, CRC(528142eb) SHA1(2c152c6540f3d38cb881296decba957f8b5c7c58) )
	ROM_LOAD("wi01p026.u26",                0x00000, 0x00892, CRC(528142eb) SHA1(2c152c6540f3d38cb881296decba957f8b5c7c58) )
	ROM_LOAD("wi01p044.u44",                0x00000, 0x00892, CRC(a2ad9cf8) SHA1(67d44807f7346baf87c15d35c27458b0a7d5de89) )
	ROM_LOAD("wi01p045.u45",                0x00000, 0x00892, CRC(e2a13df7) SHA1(eaa5ee3a92d11f0722934cb6d3443ead903dc78f) )
	ROM_LOAD("wi01p046.u46",                0x00000, 0x00892, CRC(4c22fba5) SHA1(6fabc7a0790f8b883b83fa6fe5f1ee1302d284e2) )
	ROM_LOAD("wi01p050.u50",                0x00000, 0x00892, CRC(7cb0931f) SHA1(394c100b33e5b8d1b2f4979399ad0791af39da28) )
	ROM_LOAD("wi01p053.u53",                0x00000, 0x00892, CRC(d2eb2493) SHA1(a66b4733da0f4f0869839630063c52a733f5ea8c) )
	ROM_LOAD("wi01p054.u54",                0x00000, 0x00892, CRC(96d3506e) SHA1(682ba8a7a17176ff41047cd9a9cfefdc2dc0fd64) )
	ROM_LOAD("wi01p056.u56",                0x00000, 0x00892, CRC(8bf57db4) SHA1(1a5315397b1903c36d7450e873603584db8a00e8) )
	ROM_LOAD("wi01p058.u58",                0x00000, 0x00892, CRC(882f6405) SHA1(e3b7c278f4ee9e0e11741d9ed7c5b32978a3d185) )
	ROM_LOAD("wi01p067.u67",                0x00000, 0x00892, CRC(a97cff8e) SHA1(78451a4bffecd4e1655e7a89971e28b47f5c8829) )
	ROM_LOAD("wi01p075.u75",                0x00000, 0x00892, CRC(3d1adb17) SHA1(b1af8c069de3df3c757e211b372f535b513c6326) )
	ROM_LOAD("wi01p079.u79",                0x00000, 0x00892, CRC(3d3ad152) SHA1(a769bc80514873c2f238e6c8842c5b23596b4a42) )
	ROM_LOAD("wi01p080.u80",                0x00000, 0x00892, CRC(657a4495) SHA1(c5bbd5e5f065a99f9f3d7ce89ca833779c338da5) )

	/* PALCE20V8H */
	ROM_LOAD("wi01p048.u48",                0x00000, 0x00a92, CRC(b9958131) SHA1(058203eefb1645a446ff3ff4a170a673ad65076c) )
	ROM_LOAD("wi01p049.u49",                0x00000, 0x00a92, CRC(820d245a) SHA1(8690e6eb46617c3dc78e1b233970a9318101101c) )
	ROM_LOAD("wi01p070.u70",                0x00000, 0x00a92, CRC(4322291e) SHA1(e8751b585a4fb3f371e67616abf48c9d23847b77) )
	ROM_LOAD("wi01p072.u72",                0x00000, 0x00a92, CRC(fe77b66b) SHA1(aa13619346a566613f0fa9e3723419f65ffd3ea8) )
	ROM_LOAD("wi01p073.u73",                0x00000, 0x00a92, CRC(e02fe7c1) SHA1(ca22b30391453daae943007a0c04b5a28a958c18) )
	ROM_LOAD("wi01p074.u74",                0x00000, 0x00a92, CRC(fca2823c) SHA1(6628f1ba3827a3d333ed88c5f20ca94a1439c75e) )
	ROM_LOAD("wi01p083.u83",                0x00000, 0x00a92, CRC(902731aa) SHA1(862c2e6fb75fbd712aeaf9eb3b8a84210332fa66) )
	ROM_LOAD("wi01p092.u92",                0x00000, 0x00a92, CRC(f996657e) SHA1(01c2c774a9d5f4bcb78742cd606864eff512bfce) )

	/* PALCE22V10 */
	ROM_LOAD("wi01p047.u47",                0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("wi01p077.u77",                0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("wi01p087.u87",                0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("wi01p025.u25",                0x00000, 0x00100, NO_DUMP )

	/***********/
	/* Tracker */
	/***********/

	/* TIBPAL16L8 */
	ROM_LOAD("u37 335d.u37",                0x00000, 0x00100, NO_DUMP )
	ROM_LOAD("u40 4116.u40",                0x00000, 0x00100, NO_DUMP )

	/***********/
	/* VID1000 */
	/***********/

	/* PALCE20V8H */
	ROM_LOAD("wi02p000.u23",                0x00000, 0x00a92, CRC(bab34c4b) SHA1(a3f4f17a122cc0d063cb700b3d183b894d857cb4) )
	ROM_LOAD("wi02p001.u32",                0x00000, 0x00a92, CRC(b438ce94) SHA1(f36c681b3d09835393a8be5079263915d3480b88) )
	ROM_LOAD("wi02p002.u22",                0x00000, 0x00a92, CRC(bab34c4b) SHA1(a3f4f17a122cc0d063cb700b3d183b894d857cb4) )
	ROM_LOAD("wi02p003.u31",                0x00000, 0x00a92, CRC(b438ce94) SHA1(f36c681b3d09835393a8be5079263915d3480b88) )
	ROM_LOAD("wi02p004.u6",                 0x00000, 0x00a92, CRC(bab34c4b) SHA1(a3f4f17a122cc0d063cb700b3d183b894d857cb4) )
	ROM_LOAD("wi02p005.u14",                0x00000, 0x00a92, CRC(b438ce94) SHA1(f36c681b3d09835393a8be5079263915d3480b88) )
	ROM_LOAD("wi02p006.u5",                 0x00000, 0x00a92, CRC(bab34c4b) SHA1(a3f4f17a122cc0d063cb700b3d183b894d857cb4) )
	ROM_LOAD("wi02p007.u13",                0x00000, 0x00a92, CRC(b438ce94) SHA1(f36c681b3d09835393a8be5079263915d3480b88) )

	/* PALCE16V8H */
	ROM_LOAD("wi02p008.u51",                0x00000, 0x00892, CRC(7c421890) SHA1(49d0ab674a8cb4e18ae5ba570132111ed3ccd546) )
	ROM_LOAD("wi02p009.u49",                0x00000, 0x00892, CRC(ff63d60c) SHA1(8ee8629cc24cd18b944ffab3830ed474a1189179) )
	ROM_LOAD("wi02p010.u72",                0x00000, 0x00892, CRC(68f48053) SHA1(17ae9f5caa4b2f4ff700ce44294d3d2881bd4e62) )
	ROM_LOAD("wi02p011.u88",                0x00000, 0x00892, CRC(78701d0f) SHA1(089d5df945638cb811caa963430f5d6658c68947) )
	ROM_LOAD("wi02p012.u85",                0x00000, 0x00892, CRC(1c489ff9) SHA1(a0e1c00c9a5dd870b84f869070961d25724cea92) )
	ROM_LOAD("wi02p013.u86",                0x00000, 0x00892, CRC(19de958f) SHA1(a160f6b0e2a7e42457b470dbcf9415feaad880aa) )
	ROM_LOAD("wi02p014.u82",                0x00000, 0x00892, CRC(845e4d48) SHA1(6aaeabad0e86fe480773b4b51ca4f7c1c8935993) )
	ROM_LOAD("wi02p015.u74",                0x00000, 0x00892, CRC(a10d1876) SHA1(4091fa0a3abb2baeabcc6b250342cf29829af21a) )
	ROM_LOAD("wi02p016.u52",                0x00000, 0x00892, CRC(d84b58c2) SHA1(087b5a56ddb6bef6b1bc93b9a8e0d23de27aa399) )
	ROM_END


/*************************************
 *
 *  Game driver(s)
 *
 *************************************/

GAME( 1993, su2000, 0, su2000, pc_keyboard, driver_device, 0, ROT0, "Virtuality", "SU2000", MACHINE_IS_BIOS_ROOT | MACHINE_NOT_WORKING | MACHINE_NO_SOUND )