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r45118 Sunday 21st February, 2016 at 23:07:14 UTC by Carl
pc9801: use bankdev for ipl (nw)

[src/mame/drivers]

pc9801.cpp

trunk/src/mame/drivers/pc9801.cpp

r253629	r253630
398	398	#include "machine/upd765.h"
399	399	#include "machine/upd1990a.h"
400	400	#include "machine/i8251.h"
	401	#include "machine/bankdev.h"
401	402
402	403	#include "bus/scsi/pc9801_sasi.h"
403	404	#include "bus/scsi/scsi.h"
r253629	r253630
465	466	m_ext_gvram(*this, "ext_gvram"),
466	467	m_beeper(*this, "beeper"),
467	468	m_ram(*this, RAM_TAG),
	469	m_ipl(*this, "ipl_bank"),
468	470	m_gfxdecode(*this, "gfxdecode"),
469	471	m_palette(*this, "palette"),
470	472	m_screen(*this, "screen")
r253629	r253630
494	496	optional_shared_ptr<UINT32> m_ext_gvram;
495	497	required_device<beep_device> m_beeper;
496	498	optional_device<ram_device> m_ram;
	499	optional_device<address_map_bank_device> m_ipl;
497	500	required_device<gfxdecode_device> m_gfxdecode;
498	501	required_device<palette_device> m_palette;
499	502	required_device<screen_device> m_screen;
r253629	r253630
508	511	};
509	512
510	513	emu_timer *m_vbirq;
511		UINT8 *m_ipl_rom;
512	514	UINT8 *m_char_rom;
513	515	UINT8 *m_kanji_rom;
514	516
r253629	r253630
526	528	UINT8 m_font_line;
527	529	UINT16 m_font_lr;
528	530
529		UINT8 m_keyb_press;
530
531	531	UINT8 m_fdc_2dd_ctrl,m_fdc_2hd_ctrl;
532	532	UINT8 m_nmi_ff;
533	533
r253629	r253630
537	537	/* PC9801RS specific */
538	538	UINT8 m_gate_a20; //A20 line
539	539	UINT8 m_access_ctrl; // DMA related
540		UINT8 m_rom_bank;
541	540	UINT8 m_fdc_ctrl;
542	541	UINT8 m_ex_video_ff[128];
543	542	struct {
r253629	r253630
626	625	int m_sasi_data_enable;
627	626	UINT8 m_sasi_ctrl;
628	627
629		DECLARE_READ8_MEMBER(pc9801rs_ipl_r);
630	628	DECLARE_READ8_MEMBER(pc9801rs_knjram_r);
631	629	DECLARE_WRITE8_MEMBER(pc9801rs_knjram_w);
632	630	DECLARE_WRITE8_MEMBER(pc9801rs_bank_w);
r253629	r253630
646	644	DECLARE_READ8_MEMBER(midi_r);
647	645	//  DECLARE_READ8_MEMBER(winram_r);
648	646	//  DECLARE_WRITE8_MEMBER(winram_w);
649		//  DECLARE_READ8_MEMBER(pc9801_ext_opna_r);
650		//  DECLARE_WRITE8_MEMBER(pc9801_ext_opna_w);
651	647	DECLARE_READ8_MEMBER(pic_r);
652	648	DECLARE_WRITE8_MEMBER(pic_w);
653	649
r253629	r253630
1001	997
1002	998	WRITE8_MEMBER(pc9801_state::nmi_ctrl_w)
1003	999	{
1004		m_nmi_ff = (offset & 2) >> 1;
	1000	m_nmi_ff = offset;
1005	1001	}
1006	1002
1007	1003	WRITE8_MEMBER(pc9801_state::vrtc_clear_w)
r253629	r253630
1735	1731	AM_IMPORT_FROM(pc9801_common_io)
1736	1732	ADDRESS_MAP_END
1737	1733
1738
1739	1734	/*************************************
1740	1735	*
1741	1736	* PC-9801RS specific handlers (IA-32)
1742	1737	*
1743	1738	************************************/
1744	1739
1745		READ8_MEMBER(pc9801_state::pc9801rs_ipl_r) { return m_ipl_rom[(offset & 0x1ffff)+(m_rom_bank*0x20000)]; }
1746
1747	1740	/* TODO: it's possible that the offset calculation is actually linear. */
1748	1741	/* TODO: having this non-linear makes the system to boot in BASIC for PC-9821. Perhaps it stores settings? How to change these? */
1749	1742	READ8_MEMBER(pc9801_state::pc9801rs_knjram_r)
r253629	r253630
1795	1788	{
1796	1789	if((data & 0xed) == 0x00)
1797	1790	{
1798		m_rom_bank = (data & 2) >> 1;
	1791	m_ipl->set_bank((data & 2) >> 1);
1799	1792	return;
1800	1793	}
1801	1794	}
r253629	r253630
2103	2096	upd7220_grcg_w(space, offset | (m_vram_bank << 16), data, mem_mask);
2104	2097	}
2105	2098
	2099	static ADDRESS_MAP_START( ipl_bank, AS_0, 16, pc9801_state )
	2100	AM_RANGE(0x00000, 0x2ffff) AM_ROM AM_REGION("ipl", 0)
	2101	ADDRESS_MAP_END
	2102
2106	2103	static ADDRESS_MAP_START( pc9801ux_map, AS_PROGRAM, 16, pc9801_state )
2107	2104	AM_RANGE(0x000000, 0x09ffff) AM_RAMBANK("wram")
2108	2105	AM_RANGE(0x0a0000, 0x0a3fff) AM_READWRITE(tvram_r, tvram_w)
2109	2106	AM_RANGE(0x0a4000, 0x0a4fff) AM_READWRITE8(pc9801rs_knjram_r, pc9801rs_knjram_w, 0xffff)
2110	2107	AM_RANGE(0x0a8000, 0x0bffff) AM_READWRITE(grcg_gvram_r, grcg_gvram_w)
2111	2108	AM_RANGE(0x0e0000, 0x0e7fff) AM_READWRITE(grcg_gvram0_r,grcg_gvram0_w)
2112		AM_RANGE(0x0e0000, 0x0fffff) AM_READ8(pc9801rs_ipl_r, 0xffff)
	2109	AM_RANGE(0x0e8000, 0x0fffff) AM_DEVICE("ipl_bank", address_map_bank_device, amap16)
2113	2110	ADDRESS_MAP_END
2114	2111
2115	2112	static ADDRESS_MAP_START( pc9801ux_io, AS_IO, 16, pc9801_state )
r253629	r253630
2134	2131	static ADDRESS_MAP_START( pc9801rs_map, AS_PROGRAM, 16, pc9801_state )
2135	2132	//  AM_RANGE(0x0d8000, 0x0d9fff) AM_ROM AM_REGION("ide",0)
2136	2133	AM_RANGE(0x0da000, 0x0dbfff) AM_RAM // ide ram
2137		AM_RANGE(0xee0000, 0xefffff) AM_READ8(pc9801rs_ipl_r, 0xffff)
2138		AM_RANGE(0xfe0000, 0xffffff) AM_READ8(pc9801rs_ipl_r, 0xffff)
	2134	AM_RANGE(0xee8000, 0xefffff) AM_DEVICE("ipl_bank", address_map_bank_device, amap16)
	2135	AM_RANGE(0xfe8000, 0xffffff) AM_DEVICE("ipl_bank", address_map_bank_device, amap16)
2139	2136	AM_IMPORT_FROM(pc9801ux_map)
2140	2137	ADDRESS_MAP_END
2141	2138
r253629	r253630
2343	2340	//  AM_RANGE(0x000d8000, 0x000d9fff) AM_ROM AM_REGION("ide",0)
2344	2341	AM_RANGE(0x000da000, 0x000dbfff) AM_RAM // ide ram
2345	2342	AM_RANGE(0x000e0000, 0x000e7fff) AM_READWRITE16(grcg_gvram0_r,grcg_gvram0_w, 0xffffffff)
2346		AM_RANGE(0x000e0000, 0x000fffff) AM_READ8(pc9801rs_ipl_r, 0xffffffff)
	2343	AM_RANGE(0x000e8000, 0x000fffff) AM_DEVICE16("ipl_bank", address_map_bank_device, amap16, 0xffffffff)
2347	2344	AM_RANGE(0x00f00000, 0x00f9ffff) AM_RAM AM_SHARE("ext_gvram")
2348		AM_RANGE(0xffee0000, 0xffefffff) AM_READ8(pc9801rs_ipl_r, 0xffffffff)
2349		AM_RANGE(0xfffe0000, 0xffffffff) AM_READ8(pc9801rs_ipl_r, 0xffffffff)
	2345	AM_RANGE(0xffee8000, 0xffefffff) AM_DEVICE16("ipl_bank", address_map_bank_device, amap16, 0xffffffff)
	2346	AM_RANGE(0xfffe8000, 0xffffffff) AM_DEVICE16("ipl_bank", address_map_bank_device, amap16, 0xffffffff)
2350	2347	ADDRESS_MAP_END
2351	2348
2352	2349	static ADDRESS_MAP_START( pc9821_io, AS_IO, 32, pc9801_state )
r253629	r253630
2435	2432	ADDRESS_MAP_END
2436	2433
2437	2434	static ADDRESS_MAP_START( upd7220_1_map, AS_0, 16, pc9801_state )
2438		AM_RANGE(0x00000, 0x3ffff) AM_RAM AM_SHARE("video_ram_1")
	2435	AM_RANGE(0x00000, 0x03fff) AM_RAM AM_SHARE("video_ram_1")
2439	2436	ADDRESS_MAP_END
2440	2437
2441	2438	static ADDRESS_MAP_START( upd7220_2_map, AS_0, 16, pc9801_state )
r253629	r253630
2965	2962	m_rtc->cs_w(1);
2966	2963	m_rtc->oe_w(1);
2967	2964
2968		m_ipl_rom = memregion("ipl")->base();
2969	2965	m_vbirq = timer_alloc(TIMER_VBIRQ);
2970	2966
2971	2967	save_item(NAME(m_sasi_data));
r253629	r253630
3075	3071	MACHINE_RESET_CALL_MEMBER(pc9801_common);
3076	3072
3077	3073	m_gate_a20 = 0;
3078		m_rom_bank = 0;
3079	3074	m_fdc_ctrl = 3;
3080	3075	m_access_ctrl = 0;
3081	3076	m_ide_sel = 0;
3082	3077	m_ide1_irq = m_ide2_irq = false;
3083		m_keyb_press = 0xff; // temp kludge, for PC-9821 booting
3084		//  m_has_opna = ioport("SOUND_CONFIG")->read() & 1;
3085	3078	m_maincpu->set_input_line(INPUT_LINE_A20, m_gate_a20);
3086	3079
3087	3080	if(memregion("ide"))
r253629	r253630
3306	3299	MCFG_PALETTE_INIT_OWNER(pc9801_state,pc9801)
3307	3300	MACHINE_CONFIG_END
3308	3301
3309		static MACHINE_CONFIG_DERIVED( pc9801vm, pc9801 )
3310		MCFG_CPU_REPLACE("maincpu",V30,10000000)
3311		MCFG_CPU_PROGRAM_MAP(pc9801ux_map)
3312		MCFG_CPU_IO_MAP(pc9801ux_io)
3313		MCFG_CPU_VBLANK_INT_DRIVER("screen", pc9801_state, vrtc_irq)
3314	3302
3315		MCFG_MACHINE_START_OVERRIDE(pc9801_state,pc9801_common)
3316		MCFG_MACHINE_RESET_OVERRIDE(pc9801_state,pc9801_common)
3317		MACHINE_CONFIG_END
3318
3319	3303	static MACHINE_CONFIG_START( pc9801rs, pc9801_state )
3320	3304	MCFG_CPU_ADD("maincpu", I386SX, MAIN_CLOCK_X1*8) // unknown clock.
3321	3305	MCFG_CPU_PROGRAM_MAP(pc9801rs_map)
r253629	r253630
3325	3309
3326	3310	MCFG_FRAGMENT_ADD(pc9801_common)
3327	3311
	3312	MCFG_DEVICE_ADD("ipl_bank", ADDRESS_MAP_BANK, 0)
	3313	MCFG_DEVICE_PROGRAM_MAP(ipl_bank)
	3314	MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
	3315	MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(16)
	3316	MCFG_ADDRESS_MAP_BANK_ADDRBUS_WIDTH(18)
	3317	MCFG_ADDRESS_MAP_BANK_STRIDE(0x18000)
	3318
3328	3319	MCFG_MACHINE_START_OVERRIDE(pc9801_state,pc9801rs)
3329	3320	MCFG_MACHINE_RESET_OVERRIDE(pc9801_state,pc9801rs)
3330	3321
r253629	r253630
3345	3336	MCFG_PALETTE_INIT_OWNER(pc9801_state,pc9801)
3346	3337	MACHINE_CONFIG_END
3347	3338
	3339	static MACHINE_CONFIG_DERIVED( pc9801vm, pc9801rs )
	3340	MCFG_CPU_REPLACE("maincpu",V30,10000000)
	3341	MCFG_CPU_PROGRAM_MAP(pc9801ux_map)
	3342	MCFG_CPU_IO_MAP(pc9801ux_io)
	3343	MCFG_CPU_VBLANK_INT_DRIVER("screen", pc9801_state, vrtc_irq)
	3344
	3345	MCFG_DEVICE_MODIFY(RAM_TAG)
	3346	MCFG_RAM_DEFAULT_SIZE("640K")
	3347	MCFG_RAM_EXTRA_OPTIONS("640K")
	3348
	3349	MCFG_MACHINE_START_OVERRIDE(pc9801_state,pc9801_common)
	3350	MCFG_MACHINE_RESET_OVERRIDE(pc9801_state,pc9801_common)
	3351	MACHINE_CONFIG_END
	3352
3348	3353	static MACHINE_CONFIG_DERIVED( pc9801ux, pc9801rs )
3349	3354	MCFG_CPU_REPLACE("maincpu",I80286,10000000)
3350	3355	MCFG_CPU_PROGRAM_MAP(pc9801ux_map)
r253629	r253630
3468	3473	*/
3469	3474
3470	3475	ROM_START( pc9801ux )
3471		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3472		ROM_LOAD( "itf_ux.rom",  0x18000, 0x08000, CRC(c7942563) SHA1(61bb210d64c7264be939b11df1e9cd14ffeee3c9) )
3473		ROM_LOAD( "bios_ux.rom", 0x28000, 0x18000, BAD_DUMP CRC(97375ca2) SHA1(bfe458f671d90692104d0640730972ca8dc0a100) )
	3476	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3477	ROM_LOAD( "itf_ux.rom",  0x10000, 0x08000, CRC(c7942563) SHA1(61bb210d64c7264be939b11df1e9cd14ffeee3c9) )
	3478	ROM_LOAD( "bios_ux.rom", 0x18000, 0x18000, BAD_DUMP CRC(97375ca2) SHA1(bfe458f671d90692104d0640730972ca8dc0a100) )
3474	3479
3475	3480	ROM_REGION( 0x10000, "sound_bios", 0 )
3476	3481	ROM_LOAD( "sound_ux.rom", 0x0000, 0x4000, CRC(80eabfde) SHA1(e09c54152c8093e1724842c711aed6417169db23) )
r253629	r253630
3489	3494	*/
3490	3495
3491	3496	ROM_START( pc9801rx )
3492		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3493		ROM_LOAD( "itf_rs.rom",  0x18000, 0x08000, BAD_DUMP CRC(c1815325) SHA1(a2fb11c000ed7c976520622cfb7940ed6ddc904e) )
3494		ROM_LOAD( "bios_rx.rom", 0x28000, 0x018000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
	3497	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3498	ROM_LOAD( "itf_rs.rom",  0x10000, 0x08000, BAD_DUMP CRC(c1815325) SHA1(a2fb11c000ed7c976520622cfb7940ed6ddc904e) )
	3499	ROM_LOAD( "bios_rx.rom", 0x18000, 0x18000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
3495	3500	// fix csum
3496		ROM_FILL(0x3fffe, 1, 0x0d)
	3501	ROM_FILL(0x2fffe, 1, 0x0d)
3497	3502
3498	3503	ROM_REGION( 0x10000, "sound_bios", 0 )
3499	3504	ROM_LOAD( "sound_rx.rom",    0x000000, 0x004000, CRC(fe9f57f2) SHA1(d5dbc4fea3b8367024d363f5351baecd6adcd8ef) )
r253629	r253630
3512	3517	*/
3513	3518
3514	3519	ROM_START( pc9801rs )
3515		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3516		ROM_LOAD( "itf_rs.rom",  0x18000, 0x08000, CRC(c1815325) SHA1(a2fb11c000ed7c976520622cfb7940ed6ddc904e) )
3517		ROM_LOAD( "bios_rs.rom", 0x28000, 0x18000, BAD_DUMP CRC(315d2703) SHA1(4f208d1dbb68373080d23bff5636bb6b71eb7565) )
	3520	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3521	ROM_LOAD( "itf_rs.rom",  0x10000, 0x08000, CRC(c1815325) SHA1(a2fb11c000ed7c976520622cfb7940ed6ddc904e) )
	3522	ROM_LOAD( "bios_rs.rom", 0x18000, 0x18000, BAD_DUMP CRC(315d2703) SHA1(4f208d1dbb68373080d23bff5636bb6b71eb7565) )
3518	3523
3519	3524	/* following is an emulator memory dump, should be checked and nuked */
3520	3525	ROM_REGION( 0x100000, "memory", 0 )
r253629	r253630
3544	3549	*/
3545	3550
3546	3551	ROM_START( pc9801bx2 )
3547		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
	3552	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
3548	3553	ROM_LOAD( "pc98bank0.bin",  0x00000, 0x08000, BAD_DUMP CRC(bfd100cc) SHA1(cf8e6a5679cca7761481abef0ba4b35ead39efdb) )
3549	3554	ROM_LOAD( "pc98bank1.bin",  0x00000, 0x08000, BAD_DUMP CRC(d0562af8) SHA1(2c4fd27eb598f4b8a00f3e86941ba27007d58e47) )
3550	3555	ROM_LOAD( "pc98bank2.bin",  0x00000, 0x08000, BAD_DUMP CRC(12818a14) SHA1(9c31e8ac85d78fa779d6bbc2095557065294ec09) )
3551	3556	ROM_LOAD( "pc98bank3.bin",  0x00000, 0x08000, BAD_DUMP CRC(d0bda44e) SHA1(c1022a3b2be4d2a1e43914df9e4605254e5f99d5) )
3552		ROM_LOAD( "pc98bank4.bin",  0x18000, 0x08000, BAD_DUMP CRC(be8092f4) SHA1(12c8a166b8c6ebbef85568b67e1f098562883365) )
	3557	ROM_LOAD( "pc98bank4.bin",  0x10000, 0x08000, BAD_DUMP CRC(be8092f4) SHA1(12c8a166b8c6ebbef85568b67e1f098562883365) )
3553	3558	ROM_LOAD( "pc98bank5.bin",  0x00000, 0x08000, BAD_DUMP CRC(4e32081e) SHA1(e23571273b7cad01aa116cb7414c5115a1093f85) )
3554	3559	ROM_LOAD( "pc98bank6.bin",  0x00000, 0x08000, BAD_DUMP CRC(f878c160) SHA1(cad47f09075ffe4f7b51bb937c9f716c709d4596) )
3555	3560	ROM_LOAD( "pc98bank7.bin",  0x00000, 0x08000, BAD_DUMP CRC(1bd6537b) SHA1(ff9ee1c976a12b87851635ce8991ac4ad607675b) )
r253629	r253630
3571	3576	*/
3572	3577
3573	3578	ROM_START( pc9801vm )
3574		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3575		ROM_LOAD( "itf_ux.rom",  0x18000, 0x08000, BAD_DUMP CRC(c7942563) SHA1(61bb210d64c7264be939b11df1e9cd14ffeee3c9) )
3576		ROM_LOAD( "bios_vm.rom", 0x28000, 0x018000, CRC(2e2d7cee) SHA1(159549f845dc70bf61955f9469d2281a0131b47f) )
	3579	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3580	ROM_LOAD( "itf_ux.rom",  0x10000, 0x08000, BAD_DUMP CRC(c7942563) SHA1(61bb210d64c7264be939b11df1e9cd14ffeee3c9) )
	3581	ROM_LOAD( "bios_vm.rom", 0x18000, 0x18000, CRC(2e2d7cee) SHA1(159549f845dc70bf61955f9469d2281a0131b47f) )
3577	3582
3578	3583	ROM_REGION( 0x10000, "sound_bios", 0 )
3579	3584	ROM_LOAD( "sound_vm.rom",    0x000000, 0x004000, CRC(fe9f57f2) SHA1(d5dbc4fea3b8367024d363f5351baecd6adcd8ef) )
r253629	r253630
3592	3597	*/
3593	3598
3594	3599	ROM_START( pc9821 )
3595		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3596		ROM_LOAD( "itf.rom",  0x18000, 0x08000, CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
3597		ROM_LOAD( "bios.rom", 0x28000, 0x18000, BAD_DUMP CRC(34a19a59) SHA1(2e92346727b0355bc1ec9a7ded1b444a4917f2b9) )
3598		ROM_FILL(0x34c40, 4, 0) // hide the _32_ marker until we have a 32-bit clean IDE bios otherwise windows tries to
	3600	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3601	ROM_LOAD( "itf.rom",  0x10000, 0x08000, CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
	3602	ROM_LOAD( "bios.rom", 0x18000, 0x18000, BAD_DUMP CRC(34a19a59) SHA1(2e92346727b0355bc1ec9a7ded1b444a4917f2b9) )
	3603	ROM_FILL(0x24c40, 4, 0) // hide the _32_ marker until we have a 32-bit clean IDE bios otherwise windows tries to
3599	3604	// make a 32-bit call into 16-bit code
3600		ROM_FILL(0x37ffe, 1, 0x92)
3601		ROM_FILL(0x37fff, 1, 0xd7)
	3605	ROM_FILL(0x27ffe, 1, 0x92)
	3606	ROM_FILL(0x27fff, 1, 0xd7)
3602	3607
3603	3608	ROM_REGION( 0x10000, "sound_bios", 0 )
3604	3609	ROM_LOAD( "sound.rom", 0x0000, 0x4000, CRC(a21ef796) SHA1(34137c287c39c44300b04ee97c1e6459bb826b60) )
r253629	r253630
3615	3620	*/
3616	3621
3617	3622	ROM_START( pc9821as )
3618		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3619		ROM_LOAD( "itf.rom",     0x18000, 0x08000, BAD_DUMP CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
3620		ROM_LOAD( "bios_as.rom", 0x28000, 0x018000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
	3623	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3624	ROM_LOAD( "itf.rom",     0x10000, 0x08000, BAD_DUMP CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
	3625	ROM_LOAD( "bios_as.rom", 0x18000, 0x18000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
3621	3626
3622	3627	ROM_REGION( 0x10000, "sound_bios", 0 )
3623	3628	ROM_LOAD( "sound_as.rom",    0x000000, 0x004000, CRC(fe9f57f2) SHA1(d5dbc4fea3b8367024d363f5351baecd6adcd8ef) )
r253629	r253630
3647	3652	ROM_SYSTEM_BIOS(1, "phd0102",  "PHD0102")
3648	3653	ROMX_LOAD( "phd0102.rom",     0x000000, 0x80000, CRC(3036774c) SHA1(59856a348f156adf5eca06326f967aca54ff871c), ROM_BIOS(2) )
3649	3654
3650		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF ) // TODO: identify ROM banks
3651		ROM_COPY( "biosrom", 0x20000, 0x18000, 0x08000 )
3652		ROM_COPY( "biosrom", 0x30000, 0x28000, 0x18000 )
	3655	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF ) // TODO: identify ROM banks
	3656	ROM_COPY( "biosrom", 0x20000, 0x10000, 0x08000 )
	3657	ROM_COPY( "biosrom", 0x30000, 0x18000, 0x18000 )
3653	3658
3654	3659	ROM_REGION( 0x10000, "sound_bios", 0 )
3655	3660	ROM_LOAD( "sound.rom", 0x0000, 0x4000, CRC(a21ef796) SHA1(34137c287c39c44300b04ee97c1e6459bb826b60) )
r253629	r253630
3667	3672	*/
3668	3673
3669	3674	ROM_START( pc9821ne )
3670		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3671		ROM_LOAD( "itf.rom",     0x18000, 0x08000, CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
3672		ROM_LOAD( "bios_ne.rom", 0x28000, 0x18000, BAD_DUMP CRC(2ae070c4) SHA1(d7963942042bfd84ed5fc9b7ba8f1c327c094172) )
	3675	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3676	ROM_LOAD( "itf.rom",     0x10000, 0x08000, CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
	3677	ROM_LOAD( "bios_ne.rom", 0x18000, 0x18000, BAD_DUMP CRC(2ae070c4) SHA1(d7963942042bfd84ed5fc9b7ba8f1c327c094172) )
3673	3678
3674	3679	ROM_REGION( 0x10000, "sound_bios", 0 )
3675	3680	ROM_LOAD( "sound_ne.rom", 0x0000, 0x4000, CRC(a21ef796) SHA1(34137c287c39c44300b04ee97c1e6459bb826b60) )
r253629	r253630
3686	3691	*/
3687	3692
3688	3693	ROM_START( pc486mu )
3689		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3690		ROM_LOAD( "bios_486mu.rom", 0x08000, 0x18000, BAD_DUMP CRC(57b5d701) SHA1(15029800842e93e07615b0fd91fb9f2bfe3e3c24))
3691		ROM_RELOAD(                 0x28000, 0x18000 ) // missing rom?
	3694	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3695	ROM_LOAD( "bios_486mu.rom", 0x00000, 0x18000, BAD_DUMP CRC(57b5d701) SHA1(15029800842e93e07615b0fd91fb9f2bfe3e3c24))
	3696	ROM_RELOAD(                 0x18000, 0x18000 ) // missing rom?
3692	3697
3693	3698	ROM_REGION( 0x10000, "sound_bios", 0 )
3694	3699	ROM_LOAD( "sound_486mu.rom", 0x0000, 0x4000, CRC(6cdfa793) SHA1(4b8250f9b9db66548b79f961d61010558d6d6e1c))
r253629	r253630
3705	3710	*/
3706	3711
3707	3712	ROM_START( pc9821ce2 )
3708		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3709		ROM_LOAD( "itf_ce2.rom",  0x18000, 0x08000, CRC(273e9e88) SHA1(9bca7d5116788776ed0f297bccb4dfc485379b41) )
3710		ROM_LOAD( "bios_ce2.rom", 0x28000, 0x018000, BAD_DUMP CRC(76affd90) SHA1(910fae6763c0cd59b3957b6cde479c72e21f33c1) )
	3713	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3714	ROM_LOAD( "itf_ce2.rom",  0x10000, 0x08000, CRC(273e9e88) SHA1(9bca7d5116788776ed0f297bccb4dfc485379b41) )
	3715	ROM_LOAD( "bios_ce2.rom", 0x18000, 0x018000, BAD_DUMP CRC(76affd90) SHA1(910fae6763c0cd59b3957b6cde479c72e21f33c1) )
3711	3716
3712	3717	ROM_REGION( 0x10000, "sound_bios", 0 )
3713	3718	ROM_LOAD( "sound_ce2.rom",    0x000000, 0x004000, CRC(a21ef796) SHA1(34137c287c39c44300b04ee97c1e6459bb826b60) )
r253629	r253630
3724	3729	*/
3725	3730
3726	3731	ROM_START( pc9821xs )
3727		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3728		ROM_LOAD( "itf.rom",  0x18000, 0x08000, BAD_DUMP CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
3729		ROM_LOAD( "bios_xs.rom",     0x28000, 0x018000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
	3732	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3733	ROM_LOAD( "itf.rom",  0x10000, 0x08000, BAD_DUMP CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
	3734	ROM_LOAD( "bios_xs.rom",     0x18000, 0x018000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
3730	3735
3731	3736	ROM_REGION( 0x10000, "sound_bios", 0 )
3732	3737	ROM_LOAD( "sound_xs.rom",    0x000000, 0x004000, CRC(80eabfde) SHA1(e09c54152c8093e1724842c711aed6417169db23) )
r253629	r253630
3744	3749	*/
3745	3750
3746	3751	ROM_START( pc9821v13 )
3747		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3748		ROM_LOAD( "itf.rom",      0x18000, 0x08000, CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
3749		ROM_LOAD( "bios_v13.rom", 0x28000, 0x18000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
	3752	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3753	ROM_LOAD( "itf.rom",      0x10000, 0x08000, CRC(dd4c7bb8) SHA1(cf3aa193df2722899066246bccbed03f2e79a74a) )
	3754	ROM_LOAD( "bios_v13.rom", 0x18000, 0x18000, BAD_DUMP CRC(0a682b93) SHA1(76a7360502fa0296ea93b4c537174610a834d367) )
3750	3755
3751	3756	ROM_REGION( 0x10000, "sound_bios", 0 )
3752	3757	ROM_LOAD( "sound_v13.rom", 0x0000, 0x4000, CRC(a21ef796) SHA1(34137c287c39c44300b04ee97c1e6459bb826b60) )
r253629	r253630
3763	3768	*/
3764	3769
3765	3770	ROM_START( pc9821v20 )
3766		ROM_REGION( 0x60000, "ipl", ROMREGION_ERASEFF )
3767		ROM_LOAD( "itf_v20.rom",  0x38000, 0x08000, CRC(10e52302) SHA1(f95b8648e3f5a23e507a9fbda8ab2e317d8e5151) )
3768		ROM_LOAD( "bios_v20.rom", 0x08000, 0x018000, BAD_DUMP CRC(d5d1f13b) SHA1(bf44b5f4e138e036f1b848d6616fbd41b5549764) )
	3771	ROM_REGION( 0x30000, "ipl", ROMREGION_ERASEFF )
	3772	ROM_LOAD( "itf_v20.rom",  0x10000, 0x08000, CRC(10e52302) SHA1(f95b8648e3f5a23e507a9fbda8ab2e317d8e5151) )
	3773	ROM_LOAD( "bios_v20.rom", 0x18000, 0x18000, BAD_DUMP CRC(d5d1f13b) SHA1(bf44b5f4e138e036f1b848d6616fbd41b5549764) )
3769	3774
3770	3775	ROM_REGION( 0x10000, "sound_bios", 0 )
3771	3776	ROM_LOAD( "sound_v20.rom",    0x000000, 0x004000, CRC(80eabfde) SHA1(e09c54152c8093e1724842c711aed6417169db23) )

https://github.com/mamedev/mame/commit/9f438339b2542d2e48be2295440d45ee4003eb58

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