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r10312 Sunday 6th February, 2011 at 10:58:56 UTC by Robbbert
[MBC55X] eol:native; removed extraneous spaces.

[src/mess/drivers]	mbc55x.c
[src/mess/machine]	mbc55x.c
[src/mess/video]	mbc55x.c

src/mess/machine/mbc55x.c

r10311	r10312
69	69	READ8_HANDLER(ppi8255_r)
70	70	{
71	71	device_t *ppi8255 = space->machine->device(PPI8255_TAG);
72
	72
73	73	switch(offset)
74	74	{
75	75	case 0    : return i8255a_r(ppi8255,0); break;
r10311	r10312
83	83	WRITE8_HANDLER(ppi8255_w)
84	84	{
85	85	device_t *ppi8255 = space->machine->device(PPI8255_TAG);
86
	86
87	87	switch(offset)
88	88	{
89	89	case 0    : i8255a_w(ppi8255,0,data); break;
r10311	r10312
119	119	WRITE8_DEVICE_HANDLER(mbc55x_ppi_portc_w)
120	120	{
121	121	device_t *wd17xx = device->machine->device(FDC_TAG);
122
	122
123	123	wd17xx_set_drive(wd17xx,(data & 0x03));
124	124	wd17xx_set_side(wd17xx,((data & 0x04) >> 2));
125	125	}
r10311	r10312
168	168	static IRQ_CALLBACK(mbc55x_irq_callback)
169	169	{
170	170	device_t *pic8259 = device->machine->device(PIC8259_TAG);
171
	171
172	172	return pic8259_acknowledge( pic8259 );
173	173	}
174	174
r10311	r10312
178	178	{
179	179	{
180	180	{
181		PIT_C0_CLOCK,
	181	PIT_C0_CLOCK,
182	182	DEVCB_NULL,
183	183	DEVCB_DEVICE_LINE(PIC8259_TAG, pic8259_ir0_w)
184	184	},
185	185	{
186		PIT_C1_CLOCK,
	186	PIT_C1_CLOCK,
187	187	DEVCB_NULL,
188	188	DEVCB_DEVICE_LINE(PIC8259_TAG, pic8259_ir1_w)
189	189	},
190	190	{
191		PIT_C2_CLOCK,
	191	PIT_C2_CLOCK,
192	192	DEVCB_NULL,
193	193	DEVCB_NULL
194	194	}
r10311	r10312
198	198	READ8_HANDLER(pit8253_r)
199	199	{
200	200	device_t *pit8253 = space->machine->device(PIT8253_TAG);
201
	201
202	202	switch(offset)
203	203	{
204	204	case 0    : return pit8253_r(pit8253,0); break;
r10311	r10312
212	212	WRITE8_HANDLER(pit8253_w)
213	213	{
214	214	device_t *pit8253 = space->machine->device(PIT8253_TAG);
215
	215
216	216	switch(offset)
217	217	{
218	218	case 0    : pit8253_w(pit8253,0,data); break;
r10311	r10312
227	227	READ8_HANDLER(vram_page_r)
228	228	{
229	229	mbc55x_state *state   = space->machine->driver_data<mbc55x_state>();
230
	230
231	231	return state->vram_page;
232	232	}
233	233
r10311	r10312
243	243	READ8_HANDLER(mbc55x_disk_r)
244	244	{
245	245	device_t *wd17xx = space->machine->device(FDC_TAG);
246
	246
247	247	switch(offset)
248	248	{
249	249	case 0    : return wd17xx_status_r(wd17xx,0);   break;
r10311	r10312
257	257	WRITE8_HANDLER(mbc55x_disk_w)
258	258	{
259	259	device_t *wd17xx = space->machine->device(FDC_TAG);
260
	260
261	261	switch(offset)
262	262	{
263	263	case 0    : wd17xx_command_w(wd17xx,0,data);   break;
r10311	r10312
278	278	/* msm8251 serial */
279	279
280	280	const msm8251_interface mbc55x_msm8251a_interface =
281		{
	281	{
282	282	DEVCB_NULL,
283	283	DEVCB_NULL,
284	284	DEVCB_NULL,
r10311	r10312
321	321	static void set_ram_size(running_machine *machine)
322	322	{
323	323	mbc55x_state    *state       = machine->driver_data<mbc55x_state>();
324		address_space    *space       = cputag_get_address_space( machine, MAINCPU_TAG, ADDRESS_SPACE_PROGRAM );
325		int          ramsize    = ram_get_size(machine->device(RAM_TAG));
	324	address_space    *space       = cputag_get_address_space( machine, MAINCPU_TAG, ADDRESS_SPACE_PROGRAM );
	325	int          ramsize    = ram_get_size(machine->device(RAM_TAG));
326	326	int          nobanks      = ramsize / RAM_BANK_SIZE;
327	327	char          bank[10];
328		int          bankno;
	328	int          bankno;
329	329	UINT8          *ram       = &ram_get_ptr(machine->device(RAM_TAG))[0];
330		UINT8         *map_base;
	330	UINT8         *map_base;
331	331	int            bank_base;
332
333
	332
	333
334	334	logerror("Ramsize is %d bytes\n",ramsize);
335	335	logerror("RAM_BANK_SIZE=%d, nobanks=%d\n",RAM_BANK_SIZE,nobanks);
336
	336
337	337	// Main memory mapping
338
	338
339	339	for(bankno=0; bankno<RAM_BANK_COUNT; bankno++)
340	340	{
341	341	sprintf(bank,"bank%x",bankno);
342	342	bank_base=bankno*RAM_BANK_SIZE;
343	343	map_base=&ram[bank_base];
344
	344
345	345	if(bankno<nobanks)
346	346	{
347	347	memory_set_bankptr(machine, bank, map_base);
r10311	r10312
354	354	logerror("Mapping bank %d at %05X to NOP\n",bankno,bank_base);
355	355	}
356	356	}
357
	357
358	358	// Graphics red and blue plane memory mapping, green is in main memory
359	359	memory_set_bankptr(machine, RED_PLANE_TAG, &state->video_mem[RED_PLANE_OFFSET]);
360	360	memory_install_readwrite_bank(space, RED_PLANE_MEMBASE, RED_PLANE_MEMBASE+(COLOUR_PLANE_SIZE-1), 0, 0, RED_PLANE_TAG);
r10311	r10312
374	374	/* init cpu */
375	375	//   mbc55x_cpu_init(machine);
376	376
377
378	377	/* setup debug commands */
379	378	if (machine->debug_flags & DEBUG_FLAG_ENABLED)
380	379	{
381	380	debug_console_register_command(machine, "mbc55x_debug", CMDFLAG_NONE, 0, 0, 1, mbc55x_debug);
382
	381
383	382	/* set up the instruction hook */
384	383	machine->device(MAINCPU_TAG)->debug()->set_instruction_hook(instruction_hook);
385	384	}
r10311	r10312
391	390	static void mbc55x_debug(running_machine *machine, int ref, int params, const char *param[])
392	391	{
393	392	mbc55x_state *state = machine->driver_data<mbc55x_state>();
394		if(params>0)
395		{
396		sscanf(param[0],"%d",&state->debug_machine);
397		}
398		else
399		{
400		debug_console_printf(machine,"Error usage : mbc55x_debug <debuglevel>\n");
401		debug_console_printf(machine,"Current debuglevel=%02X\n",state->debug_machine);
402		}
	393	if(params>0)
	394	{
	395	sscanf(param[0],"%d",&state->debug_machine);
	396	}
	397	else
	398	{
	399	debug_console_printf(machine,"Error usage : mbc55x_debug <debuglevel>\n");
	400	debug_console_printf(machine,"Current debuglevel=%02X\n",state->debug_machine);
	401	}
403	402	}
404	403
405	404	/*-----------------------------------------------
r10311	r10312
409	408	static int instruction_hook(device_t &device, offs_t curpc)
410	409	{
411	410	mbc55x_state    *state = device.machine->driver_data<mbc55x_state>();
412		address_space    *space = cpu_get_address_space(&device, ADDRESS_SPACE_PROGRAM);
413		UINT8           *addr_ptr;
	411	address_space    *space = cpu_get_address_space(&device, ADDRESS_SPACE_PROGRAM);
	412	UINT8           *addr_ptr;
414	413
415		addr_ptr = (UINT8*)space->get_read_ptr(curpc);
	414	addr_ptr = (UINT8*)space->get_read_ptr(curpc);
416	415
417	416	if ((addr_ptr !=NULL) && (addr_ptr[0]==0xCD))
418	417	{
419	418	//      logerror("int %02X called\n",addr_ptr[1]);
420
	419
421	420	if(DEBUG_SET(DECODE_DOS21) && (addr_ptr[1]==0x21))
422		decode_dos21(&device,curpc);
	421	decode_dos21(&device,curpc);
423	422	}
424	423
425		return 0;
	424	return 0;
426	425	}
427	426
428	427	static void decode_dos21(device_t *device,offs_t pc)
429	428	{
430		device_t *cpu = device->machine->device(MAINCPU_TAG);
	429	device_t *cpu = device->machine->device(MAINCPU_TAG);
431	430
432		UINT16  ax = cpu_get_reg(cpu,I8086_AX);
433		UINT16  bx = cpu_get_reg(cpu,I8086_BX);
434		UINT16  cx = cpu_get_reg(cpu,I8086_CX);
	431	UINT16  ax = cpu_get_reg(cpu,I8086_AX);
	432	UINT16  bx = cpu_get_reg(cpu,I8086_BX);
	433	UINT16  cx = cpu_get_reg(cpu,I8086_CX);
435	434	UINT16  dx = cpu_get_reg(cpu,I8086_DX);
436		UINT16  cs = cpu_get_reg(cpu,I8086_CS);
	435	UINT16  cs = cpu_get_reg(cpu,I8086_CS);
437	436	UINT16  ds = cpu_get_reg(cpu,I8086_DS);
438	437	UINT16  es = cpu_get_reg(cpu,I8086_ES);
439	438	UINT16  ss = cpu_get_reg(cpu,I8086_SS);
440
441		UINT16  si = cpu_get_reg(cpu,I8086_SI);
442		UINT16  di = cpu_get_reg(cpu,I8086_DI);
	439
	440	UINT16  si = cpu_get_reg(cpu,I8086_SI);
	441	UINT16  di = cpu_get_reg(cpu,I8086_DI);
443	442	UINT16  bp = cpu_get_reg(cpu,I8086_BP);
444	443
445		logerror("=======================================================================\n");
446		logerror("DOS Int 0x21 call at %05X\n",pc);
	444	logerror("=======================================================================\n");
	445	logerror("DOS Int 0x21 call at %05X\n",pc);
447	446	logerror("AX=%04X, BX=%04X, CX=%04X, DX=%04X\n",ax,bx,cx,dx);
448	447	logerror("CS=%04X, DS=%04X, ES=%04X, SS=%04X\n",cs,ds,es,ss);
449	448	logerror("SI=%04X, DI=%04X, BP=%04X\n",si,di,bp);
450		logerror("=======================================================================\n");
451
	449	logerror("=======================================================================\n");
	450
452	451	if((ax & 0xff00)==0x0900)
453	452	debugger_break(device->machine);
454	453	}

src/mess/video/mbc55x.c

r10311	r10312
107	107	static void video_debug(running_machine *machine, int ref, int params, const char *param[])
108	108	{
109	109	mbc55x_state *state = machine->driver_data<mbc55x_state>();
110		if(params>0)
111		{
112		sscanf(param[0],"%d",&state->debug_video);
113		}
114		else
115		{
116		debug_console_printf(machine,"Error usage : mbc55x_vid_debug <debuglevel>\n");
117		debug_console_printf(machine,"Current debuglevel=%02X\n",state->debug_video);
118		}
	110	if(params>0)
	111	{
	112	sscanf(param[0],"%d",&state->debug_video);
	113	}
	114	else
	115	{
	116	debug_console_printf(machine,"Error usage : mbc55x_vid_debug <debuglevel>\n");
	117	debug_console_printf(machine,"Current debuglevel=%02X\n",state->debug_video);
	118	}
119	119	}
120	120
121	121	static MC6845_UPDATE_ROW( vid_update_row )
122	122	{
123	123	mbc55x_state *state = device->machine->driver_data<mbc55x_state>();
124
	124
125	125	UINT8   *ram   = &ram_get_ptr(device->machine->device(RAM_TAG))[0];
126	126	UINT8   *red   = &state->video_mem[RED_PLANE_OFFSET];
127	127	UINT8   *blue   = &state->video_mem[BLUE_PLANE_OFFSET];
128	128	UINT8   *green;
129		int      offset;
	129	int   offset;
130	130	UINT8   rpx,gpx,bpx;
131	131	UINT8   rb,gb,bb;
132
133		int      x_pos;
134		int      pixelno;
	132
	133	int   x_pos;
	134	int   pixelno;
135	135	UINT8   bitno;
136	136	UINT8   shifts;
137	137	UINT8   colour;
138
	138
139	139	switch(state->vram_page)
140	140	{
141	141	case 4   : green=&ram[0x08000]; break;
r10311	r10312
145	145	default :
146	146	green=&ram[0x0C000];
147	147	}
148
	148
149	149	if(DEBUG_SET(DEBUG_LINES))
150	150	logerror("MC6845_UPDATE_ROW: ma=%d, ra=%d, y=%d, x_count=%d\n",ma,ra,y,x_count);
151
	151
152	152	offset=(ra) + ((y/4)*(x_count*4));
153
	153
154	154	if(DEBUG_SET(DEBUG_LINES))
155	155	logerror("offset=%05X\n",offset);
156
	156
157	157	for(x_pos=0; x_pos<x_count; x_pos++)
158	158	{
159	159	rpx=red[offset+(x_pos*4)];
160	160	gpx=green[offset+(x_pos*4)];
161	161	bpx=blue[offset+(x_pos*4)];
162
	162
163	163	bitno=0x80;
164	164	shifts=7;
165
	165
166	166	for(pixelno=0; pixelno<8; pixelno++)
167	167	{
168
169	168	rb=(rpx & bitno) >> shifts;
170	169	gb=(gpx & bitno) >> shifts;
171	170	bb=(bpx & bitno) >> shifts;
172
	171
173	172	colour=(rb<<2) | (gb<<1) | (bb<<0);
174
	173
175	174	*BITMAP_ADDR16(bitmap, y, (x_pos*8)+pixelno)=colour;
176	175	//logerror("set pixel (%d,%d)=%d\n",y, ((x_pos*8)+pixelno),colour);
177	176	bitno=bitno>>1;
r10311	r10312
192	191	READ8_HANDLER( mbc55x_video_io_r)
193	192	{
194	193	device_t *mc6845 = space->machine->device(VID_MC6845_NAME);
195
	194
196	195	switch(offset & 0x03)
197	196	{
198	197	case 0 : return mc6845_status_r(mc6845, 0); break;
r10311	r10312
205	204	WRITE8_HANDLER( mbc55x_video_io_w )
206	205	{
207	206	device_t *mc6845 = space->machine->device(VID_MC6845_NAME);
208
	207
209	208	switch(offset & 0x03)
210	209	{
211	210	case 0 : mc6845_address_w(mc6845,0,data);
r10311	r10312
216	215	VIDEO_START( mbc55x )
217	216	{
218	217	mbc55x_state *state = machine->driver_data<mbc55x_state>();
219		state->debug_video=0;
	218	state->debug_video=0;
220	219
221		logerror("VIDEO_START\n");
	220	logerror("VIDEO_START\n");
222	221
223	222	if (machine->debug_flags & DEBUG_FLAG_ENABLED)
224	223	{
225		debug_console_register_command(machine, "mbc55x_vid_debug", CMDFLAG_NONE, 0, 0, 1, video_debug);
226		}
	224	debug_console_register_command(machine, "mbc55x_vid_debug", CMDFLAG_NONE, 0, 0, 1, video_debug);
	225	}
227	226	}
228	227
229	228	VIDEO_RESET( mbc55x )
230	229	{
231	230	mbc55x_state *state = machine->driver_data<mbc55x_state>();
232		// When we reset clear the video registers and video memory.
233		memset(&state->video_mem,0,sizeof(state->video_mem));
	231	// When we reset clear the video registers and video memory.
	232	memset(&state->video_mem,0,sizeof(state->video_mem));
234	233
235		logerror("Video reset\n");
	234	logerror("Video reset\n");
236	235	}
237	236
238	237	VIDEO_EOF( mbc55x )
239	238	{
240
241		//    logerror("VIDEO_EOF( mbc55x )\n");
	239	//   logerror("VIDEO_EOF( mbc55x )\n");
242	240	}
243	241
244	242	VIDEO_UPDATE( mbc55x )
r10311	r10312
248	246
249	247	#if 0
250	248	mbc55x_state *state = screen->machine->driver_data<mbc55x_state>();
251		int     XCoord;
252		int     YCoord = screen->vpos();
	249	int    XCoord;
	250	int    YCoord = screen->vpos();
253	251
254		for(XCoord=0;XCoord<SCREEN_WIDTH_PIXELS;XCoord++)
255		{
256		*BITMAP_ADDR16(bitmap, YCoord, XCoord)=state->video_mem[XCoord*YCoord];
257		}
	252	for(XCoord=0;XCoord<SCREEN_WIDTH_PIXELS;XCoord++)
	253	{
	254	*BITMAP_ADDR16(bitmap, YCoord, XCoord)=state->video_mem[XCoord*YCoord];
	255	}
258	256	#endif
259		return 0;
	257	return 0;
260	258	}
261	259

src/mess/drivers/mbc55x.c

r10311	r10312
27	27	/*normal brightness */
28	28	{ 0x00,0x00,0x00 },     /* black */
29	29	{ 0x00,0x00,0x80 },       /* blue */
30		{ 0x00,0x80,0x00 },     /* green */
31		{ 0x00,0x80,0x80 },       /* cyan */
	30	{ 0x00,0x80,0x00 },     /* green */
	31	{ 0x00,0x80,0x80 },       /* cyan */
32	32	{ 0x80,0x00,0x00 },       /* red */
33		{ 0x80,0x00,0x80 },       /* magenta */
	33	{ 0x80,0x00,0x80 },       /* magenta */
34	34	{ 0x80,0x80,0x00 },       /* yellow */
35	35	{ 0x80,0x80,0x80 },       /* light grey */
36	36	};
r10311	r10312
48	48	};
49	49
50	50	static ADDRESS_MAP_START(mbc55x_mem, ADDRESS_SPACE_PROGRAM, 8)
51		AM_RANGE( 0x00000, 0x0FFFF ) AM_RAMBANK(RAM_BANK00_TAG)
52		AM_RANGE( 0x10000, 0x1FFFF ) AM_RAMBANK(RAM_BANK01_TAG)
53		AM_RANGE( 0x20000, 0x2FFFF ) AM_RAMBANK(RAM_BANK02_TAG)
54		AM_RANGE( 0x30000, 0x3FFFF ) AM_RAMBANK(RAM_BANK03_TAG)
55		AM_RANGE( 0x40000, 0x4FFFF ) AM_RAMBANK(RAM_BANK04_TAG)
56		AM_RANGE( 0x50000, 0x5FFFF ) AM_RAMBANK(RAM_BANK05_TAG)
57		AM_RANGE( 0x60000, 0x6FFFF ) AM_RAMBANK(RAM_BANK06_TAG)
58		AM_RANGE( 0x70000, 0x7FFFF ) AM_RAMBANK(RAM_BANK07_TAG)
59		AM_RANGE( 0x80000, 0x8FFFF ) AM_RAMBANK(RAM_BANK08_TAG)
60		AM_RANGE( 0x90000, 0x9FFFF ) AM_RAMBANK(RAM_BANK09_TAG)
61		AM_RANGE( 0xA0000, 0xAFFFF ) AM_RAMBANK(RAM_BANK0A_TAG)
62		AM_RANGE( 0xB0000, 0xBFFFF ) AM_RAMBANK(RAM_BANK0B_TAG)
63		AM_RANGE( 0xC0000, 0xCFFFF ) AM_RAMBANK(RAM_BANK0C_TAG)
64		AM_RANGE( 0xD0000, 0xDFFFF ) AM_RAMBANK(RAM_BANK0D_TAG)
65		AM_RANGE( 0xE0000, 0xEFFFF ) AM_RAMBANK(RAM_BANK0E_TAG)
	51	AM_RANGE( 0x00000, 0x0FFFF ) AM_RAMBANK(RAM_BANK00_TAG)
	52	AM_RANGE( 0x10000, 0x1FFFF ) AM_RAMBANK(RAM_BANK01_TAG)
	53	AM_RANGE( 0x20000, 0x2FFFF ) AM_RAMBANK(RAM_BANK02_TAG)
	54	AM_RANGE( 0x30000, 0x3FFFF ) AM_RAMBANK(RAM_BANK03_TAG)
	55	AM_RANGE( 0x40000, 0x4FFFF ) AM_RAMBANK(RAM_BANK04_TAG)
	56	AM_RANGE( 0x50000, 0x5FFFF ) AM_RAMBANK(RAM_BANK05_TAG)
	57	AM_RANGE( 0x60000, 0x6FFFF ) AM_RAMBANK(RAM_BANK06_TAG)
	58	AM_RANGE( 0x70000, 0x7FFFF ) AM_RAMBANK(RAM_BANK07_TAG)
	59	AM_RANGE( 0x80000, 0x8FFFF ) AM_RAMBANK(RAM_BANK08_TAG)
	60	AM_RANGE( 0x90000, 0x9FFFF ) AM_RAMBANK(RAM_BANK09_TAG)
	61	AM_RANGE( 0xA0000, 0xAFFFF ) AM_RAMBANK(RAM_BANK0A_TAG)
	62	AM_RANGE( 0xB0000, 0xBFFFF ) AM_RAMBANK(RAM_BANK0B_TAG)
	63	AM_RANGE( 0xC0000, 0xCFFFF ) AM_RAMBANK(RAM_BANK0C_TAG)
	64	AM_RANGE( 0xD0000, 0xDFFFF ) AM_RAMBANK(RAM_BANK0D_TAG)
	65	AM_RANGE( 0xE0000, 0xEFFFF ) AM_RAMBANK(RAM_BANK0E_TAG)
66	66	AM_RANGE( 0xF0000, 0xF3FFF ) AM_RAMBANK(RED_PLANE_TAG)
67	67	AM_RANGE( 0xF4000, 0xF7FFF ) AM_RAMBANK(BLUE_PLANE_TAG)
68	68	AM_RANGE( 0xF8000, 0xFBFFF ) AM_NOP
69		AM_RANGE( 0xFC000, 0xFFFFF ) AM_ROM AM_WRITENOP AM_REGION(MAINCPU_TAG, 0x0000)
	69	AM_RANGE( 0xFC000, 0xFFFFF ) AM_ROM AM_WRITENOP AM_REGION(MAINCPU_TAG, 0x0000)
70	70	ADDRESS_MAP_END
71	71
72	72	static ADDRESS_MAP_START(mbc55x_io, ADDRESS_SPACE_IO, 8)
73	73	AM_RANGE( 0X0000, 0X0003) AM_READWRITE( pic8259_r, pic8259_w)
74		AM_RANGE( 0x0008, 0x000F) AM_READWRITE( mbc55x_disk_r, mbc55x_disk_w)
	74	AM_RANGE( 0x0008, 0x000F) AM_READWRITE( mbc55x_disk_r, mbc55x_disk_w)
75	75	AM_RANGE( 0X0010, 0X0010) AM_READWRITE( vram_page_r, vram_page_w)
76	76	AM_RANGE( 0x0018, 0x001F) AM_READWRITE( ppi8255_r, ppi8255_w)
77	77	AM_RANGE( 0X0020, 0X0027) AM_READWRITE( pit8253_r, pit8253_w)
78		AM_RANGE( 0x0030, 0x0033) AM_READWRITE( mbc55x_video_io_r, mbc55x_video_io_w)
	78	AM_RANGE( 0x0030, 0x0033) AM_READWRITE( mbc55x_video_io_r, mbc55x_video_io_w)
79	79	AM_RANGE( 0x0038, 0x003B) AM_READWRITE( mbc55x_kb_usart_r, mbc55x_kb_usart_w)
80	80	ADDRESS_MAP_END
81	81
82	82	static INPUT_PORTS_START( mbc55x )
83	83	PORT_START("KEY0") /* Key row 0 scancodes 00..07 */
84	84	//PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
85		PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
	85	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
86	86	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ESC")    PORT_CODE(KEYCODE_ESC)          PORT_CHAR(0x1B)
87	87	PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1")      PORT_CODE(KEYCODE_1)            PORT_CHAR('1')
88	88	PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2")      PORT_CODE(KEYCODE_2)            PORT_CHAR('2')
89	89	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3")      PORT_CODE(KEYCODE_3)            PORT_CHAR('3')
90	90	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4")      PORT_CODE(KEYCODE_4)            PORT_CHAR('4')
91	91	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5")      PORT_CODE(KEYCODE_5)            PORT_CHAR('5')
92		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6")      PORT_CODE(KEYCODE_6)            PORT_CHAR('6')
	92	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6")      PORT_CODE(KEYCODE_6)            PORT_CHAR('6')
93	93
94	94	PORT_START("KEY1") /* Key row 1 scancodes 08..0F */
95	95	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7")      PORT_CODE(KEYCODE_7)            PORT_CHAR('7')
r10311	r10312
99	99	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("-")      PORT_CODE(KEYCODE_MINUS)        PORT_CHAR('-')
100	100	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("=")      PORT_CODE(KEYCODE_EQUALS)       PORT_CHAR('=')
101	101	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BSPACE") PORT_CODE(KEYCODE_BACKSPACE)    PORT_CHAR(0x08)
102		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("TAB")    PORT_CODE(KEYCODE_TAB)          PORT_CHAR(0x09)
	102	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("TAB")    PORT_CODE(KEYCODE_TAB)          PORT_CHAR(0x09)
103	103
104	104	PORT_START("KEY2") /* Key row 2 scancodes 10..17 */
105	105	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q")      PORT_CODE(KEYCODE_Q)            PORT_CHAR('Q')
r10311	r10312
109	109	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T")      PORT_CODE(KEYCODE_T)            PORT_CHAR('T')
110	110	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y")      PORT_CODE(KEYCODE_Y)            PORT_CHAR('Y')
111	111	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U")      PORT_CODE(KEYCODE_U)            PORT_CHAR('U')
112		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I")      PORT_CODE(KEYCODE_I)            PORT_CHAR('I')
	112	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I")      PORT_CODE(KEYCODE_I)            PORT_CHAR('I')
113	113
114	114	PORT_START("KEY3") /* Key row 3 scancodes 18..1F */
115	115	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O")      PORT_CODE(KEYCODE_O)            PORT_CHAR('O')
r10311	r10312
119	119	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ENTER")  PORT_CODE(KEYCODE_ENTER)        PORT_CHAR(0x0D)
120	120	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CTRL")   PORT_CODE(KEYCODE_LCONTROL)     PORT_CODE(KEYCODE_RCONTROL) // Ether control
121	121	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A")      PORT_CODE(KEYCODE_A)            PORT_CHAR('A')
122		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S")      PORT_CODE(KEYCODE_S)            PORT_CHAR('S')
	122	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S")      PORT_CODE(KEYCODE_S)            PORT_CHAR('S')
123	123
124	124	PORT_START("KEY4") /* Key row 4 scancodes 20..27 */
125	125	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D")      PORT_CODE(KEYCODE_D)            PORT_CHAR('D')
r10311	r10312
129	129	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J")      PORT_CODE(KEYCODE_J)            PORT_CHAR('J')
130	130	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K")      PORT_CODE(KEYCODE_K)            PORT_CHAR('K')
131	131	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L")      PORT_CODE(KEYCODE_L)            PORT_CHAR('L')
132		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(";")      PORT_CODE(KEYCODE_COLON)        PORT_CHAR(';')
	132	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(";")      PORT_CODE(KEYCODE_COLON)        PORT_CHAR(';')
133	133
134	134	PORT_START("KEY5") /* Key row 5 scancodes 28..2F */
135		PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("#")      PORT_CODE(KEYCODE_QUOTE)        PORT_CHAR('#')
	135	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("#")      PORT_CODE(KEYCODE_QUOTE)        PORT_CHAR('#')
136	136	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BACKSLASH") PORT_CODE(KEYCODE_BACKSLASH)    PORT_CHAR('\\')
137	137	PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LSHIFT") PORT_CODE(KEYCODE_LSHIFT)       PORT_CHAR(UCHAR_SHIFT_1)
138	138	PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("TILDE")  PORT_CODE(KEYCODE_TILDE)        PORT_CHAR('`')
r10311	r10312
141	141	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C")      PORT_CODE(KEYCODE_C)            PORT_CHAR('C')
142	142	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V")      PORT_CODE(KEYCODE_V)            PORT_CHAR('V')
143	143
144
145	144	PORT_START("KEY6") /* Key row 6 scancodes 30..37 */
146		PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B")      PORT_CODE(KEYCODE_B)            PORT_CHAR('B')
147		PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N")      PORT_CODE(KEYCODE_N)            PORT_CHAR('N')
	145	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B")      PORT_CODE(KEYCODE_B)            PORT_CHAR('B')
	146	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N")      PORT_CODE(KEYCODE_N)            PORT_CHAR('N')
148	147	PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M")      PORT_CODE(KEYCODE_M)            PORT_CHAR('M')
149	148	PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(",")      PORT_CODE(KEYCODE_COMMA)        PORT_CHAR(',')
150	149	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".")      PORT_CODE(KEYCODE_STOP)         PORT_CHAR('.')
r10311	r10312
153	152	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("PRSCR")  PORT_CODE(KEYCODE_ASTERISK)     PORT_CHAR('*')
154	153
155	154	PORT_START("KEY7") /* Key row 7 scancodes 38..3F */
156		PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ALT")    PORT_CODE(KEYCODE_LALT)         PORT_CODE(KEYCODE_RALT)
157		PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE")  PORT_CODE(KEYCODE_SPACE)        PORT_CHAR(' ')
	155	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ALT")    PORT_CODE(KEYCODE_LALT)         PORT_CODE(KEYCODE_RALT)
	156	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE")  PORT_CODE(KEYCODE_SPACE)        PORT_CHAR(' ')
158	157	PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CAPS")   PORT_CODE(KEYCODE_CAPSLOCK)
159	158	PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F1")     PORT_CODE(KEYCODE_F1)
160	159	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F2")     PORT_CODE(KEYCODE_F2)
r10311	r10312
162	161	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F4")     PORT_CODE(KEYCODE_F4)
163	162	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F5")     PORT_CODE(KEYCODE_F5)
164	163
165
166		PORT_START("KEY8") /* Key row 8 scancodes 40..47 */
	164	PORT_START("KEY8") /* Key row 8 scancodes 40..47 */
167	165	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F6")     PORT_CODE(KEYCODE_F6)
168	166	PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F7")     PORT_CODE(KEYCODE_F7)
169	167	PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F8")     PORT_CODE(KEYCODE_F8)
r10311	r10312
171	169	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F10")    PORT_CODE(KEYCODE_F10)
172	170	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("NUMLK")  PORT_CODE(KEYCODE_NUMLOCK)
173	171	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SCRLK")  PORT_CODE(KEYCODE_SCRLOCK)
174		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP7")    PORT_CODE(KEYCODE_7_PAD)        PORT_CHAR('7')
	172	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP7")    PORT_CODE(KEYCODE_7_PAD)        PORT_CHAR('7')
175	173
176	174	PORT_START("KEY9") /* Key row 9 scancodes 48..4F */
177	175	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP8")    PORT_CODE(KEYCODE_8_PAD)        //PORT_CHAR('8')
r10311	r10312
181	179	PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP5")    PORT_CODE(KEYCODE_5_PAD)        //PORT_CHAR('5')
182	180	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP6")    PORT_CODE(KEYCODE_6_PAD)        //PORT_CHAR('6')
183	181	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP+")    PORT_CODE(KEYCODE_PLUS_PAD)     //PORT_CHAR('+')
184		PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP1")    PORT_CODE(KEYCODE_1_PAD)        //PORT_CHAR('1')
	182	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP1")    PORT_CODE(KEYCODE_1_PAD)        //PORT_CHAR('1')
185	183
186	184	PORT_START("KEY10") /* Key row 10 scancodes 50..57 */
187	185	PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP2")    PORT_CODE(KEYCODE_2_PAD)        //PORT_CHAR('2')
r10311	r10312
192	190	PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
193	191	PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
194	192	PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
195		//PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP5")    PORT_CODE(KEYCODE_5_PAD)        PORT_CHAR('5')
	193	//PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP5")    PORT_CODE(KEYCODE_5_PAD)        PORT_CHAR('5')
196	194	//PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP6")    PORT_CODE(KEYCODE_6_PAD)        PORT_CHAR('6')
197	195	//PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP+")    PORT_CODE(KEYCODE_PLUS_PAD)     PORT_CHAR('+')
198		//PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP1")    PORT_CODE(KEYCODE_1_PAD)        PORT_CHAR('1')
	196	//PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("KP1")    PORT_CODE(KEYCODE_1_PAD)        PORT_CHAR('1')
199	197	INPUT_PORTS_END
200	198
201	199
r10311	r10312
206	204	logerror("initializing palette\n");
207	205
208	206	for ( colourno = 0; colourno < SCREEN_NO_COLOURS; colourno++ )
209		{
	207	{
210	208	palette_set_color_rgb(machine, colourno, mbc55x_palette[colourno][RED], mbc55x_palette[colourno][GREEN], mbc55x_palette[colourno][BLUE]);
211	209	}
212	210	}
213	211
214	212
215	213	static MACHINE_CONFIG_START( mbc55x, mbc55x_state )
216		/* basic machine hardware */
217
218		MCFG_CPU_ADD(MAINCPU_TAG, I8088, 3600000)
219		MCFG_CPU_PROGRAM_MAP(mbc55x_mem)
220		MCFG_CPU_IO_MAP(mbc55x_io)
	214	/* basic machine hardware */
221	215
222		MCFG_MACHINE_START( mbc55x )
	216	MCFG_CPU_ADD(MAINCPU_TAG, I8088, 3600000)
	217	MCFG_CPU_PROGRAM_MAP(mbc55x_mem)
	218	MCFG_CPU_IO_MAP(mbc55x_io)
223	219
224		MCFG_MACHINE_RESET(mbc55x)
	220	MCFG_MACHINE_START( mbc55x )
225	221
	222	MCFG_MACHINE_RESET(mbc55x)
	223
226	224	MCFG_PIT8253_ADD( PIT8253_TAG, mbc55x_pit8253_config )
227	225	MCFG_PIC8259_ADD( PIC8259_TAG, mbc55x_pic8259_config )
228	226	MCFG_I8255A_ADD( PPI8255_TAG, mbc55x_ppi8255_interface )
229	227
230		/* video hardware */
231		MCFG_SCREEN_ADD(SCREEN_TAG, RASTER)
	228	/* video hardware */
	229	MCFG_SCREEN_ADD(SCREEN_TAG, RASTER)
232	230	MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
233	231	MCFG_SCREEN_RAW_PARAMS(XTAL_14_31818MHz,896,0,300,262,0,200)
234	232
235		MCFG_PALETTE_LENGTH(SCREEN_NO_COLOURS * 3)
	233	MCFG_PALETTE_LENGTH(SCREEN_NO_COLOURS * 3)
236	234	MCFG_PALETTE_INIT( mbc55x )
237	235
238	236	MCFG_MC6845_ADD(VID_MC6845_NAME, MC6845, XTAL_14_31818MHz/8, mb55x_mc6845_intf)
239	237
240		//    MCFG_SCREEN_SIZE(650, 260)
241		//    MCFG_SCREEN_VISIBLE_AREA(0, 639, 0, 249)
	238	//   MCFG_SCREEN_SIZE(650, 260)
	239	//   MCFG_SCREEN_VISIBLE_AREA(0, 639, 0, 249)
242	240
243		MCFG_VIDEO_START(mbc55x)
244		MCFG_VIDEO_UPDATE(mbc55x)
245		MCFG_VIDEO_EOF(mbc55x)
246		MCFG_VIDEO_RESET(mbc55x)
	241	MCFG_VIDEO_START(mbc55x)
	242	MCFG_VIDEO_UPDATE(mbc55x)
	243	MCFG_VIDEO_EOF(mbc55x)
	244	MCFG_VIDEO_RESET(mbc55x)
247	245
248		/* Backing storage */
	246	/* Backing storage */
249	247	MCFG_WD1793_ADD(FDC_TAG, mbc55x_wd17xx_interface )
250	248	MCFG_FLOPPY_4_DRIVES_ADD(mbc55x_floppy_config)
251	249
252		MCFG_RAM_ADD(RAM_TAG)
	250	MCFG_RAM_ADD(RAM_TAG)
253	251	MCFG_RAM_DEFAULT_SIZE("128K")
254	252	MCFG_RAM_EXTRA_OPTIONS("128K,192K,256K,320K,384K,448K,512K,576K,640K")
255	253
256		/* Peripheral chips */
257
	254	/* Peripheral chips */
	255
258	256	MCFG_MSM8251_ADD(MSM8251A_TAG,mbc55x_msm8251a_interface);
259
	257
260	258	/* sound hardware */
261	259	MCFG_SPEAKER_STANDARD_MONO(MONO_TAG)
262	260	MCFG_SOUND_ADD(SPEAKER_TAG, SPEAKER_SOUND, 0)
r10311	r10312
265	263
266	264
267	265	ROM_START( mbc55x )
268		ROM_REGION( 0x4000, MAINCPU_TAG, 0 )
	266	ROM_REGION( 0x4000, MAINCPU_TAG, 0 )
269	267
270		ROM_SYSTEM_BIOS(0, "v120", "mbc55x BIOS v1.20 (1983)")
271		ROMX_LOAD("mbc55x-v120.rom", 0x2000, 0x2000, CRC(b439b4b8) SHA1(6e8df0f3868e3fd0229a5c2720d6c01e46815cab), ROM_BIOS(1)  )
	268	ROM_SYSTEM_BIOS(0, "v120", "mbc55x BIOS v1.20 (1983)")
	269	ROMX_LOAD("mbc55x-v120.rom", 0x2000, 0x2000, CRC(b439b4b8) SHA1(6e8df0f3868e3fd0229a5c2720d6c01e46815cab), ROM_BIOS(1)  )
272	270	ROM_END
273	271
274	272

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